CN109674129B - foldable helmet - Google Patents
foldable helmet Download PDFInfo
- Publication number
- CN109674129B CN109674129B CN201910059593.1A CN201910059593A CN109674129B CN 109674129 B CN109674129 B CN 109674129B CN 201910059593 A CN201910059593 A CN 201910059593A CN 109674129 B CN109674129 B CN 109674129B
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- Prior art keywords
- vertex
- fold line
- straight line
- convex structures
- helmet
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Classifications
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- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/32—Collapsible helmets; Helmets made of separable parts ; Helmets with movable parts, e.g. adjustable
- A42B3/322—Collapsible helmets
Abstract
The embodiment of the application discloses a foldable helmet, which comprises a plurality of protruding structures, wherein the protruding structures are sequentially and fixedly connected along a first straight line and a second straight line to form the foldable helmet, and the first straight line and the second straight line are mutually perpendicular; a plurality of the raised structures can be simultaneously stretched into the foldable helmet with a curved structure along the first straight line and the second straight line; a plurality of the raised structures may be simultaneously contracted into the collapsible helmet having a planar structure along the first line and the second line. Through set up a plurality of protruding structures on collapsible helmet, and a plurality of protruding structure can be followed first straight line with the second straight line contracts into simultaneously has planar structure collapsible helmet, can with collapsible helmet contracts into less volume, is convenient for deposit, convenient to use.
Description
Technical Field
The embodiment of the application relates to the technical field of helmets, in particular to a foldable helmet.
Background
Bicycle helmets are a piece of protective equipment worn by cyclists to prevent head injuries. Many cyclists now choose not to use the helmet and therefore jeopardize their safety. Statistics show that head injury is most severe in most bicycle accidents, and wearing bicycle helmets reduces the risk of head injury by about 85%. It is thus constructive to popularize the bicycle helmet in any possible way.
However, in the process of implementing the present application, the inventors have found that the following technical problems exist in the prior art: the main reason that many riders choose not to use helmets today is that existing helmets are bulky and difficult to store and inconvenient to use.
Disclosure of Invention
The embodiment of the application mainly solves the technical problems that the prior helmet is huge in volume, difficult to store and inconvenient to use.
In order to solve the technical problems, one technical scheme adopted by the embodiment of the application is as follows: there is provided a collapsible helmet comprising: the plurality of protruding structures are sequentially and fixedly connected along the first straight line and the second straight line to form the foldable helmet, and the first straight line and the second straight line are mutually perpendicular;
a plurality of the raised structures can be simultaneously stretched into the foldable helmet with a curved structure along the first straight line and the second straight line;
a plurality of the raised structures may be simultaneously contracted into the collapsible helmet having a planar structure along the first line and the second line.
Optionally, the foldable helmet further comprises a plurality of connection parts, wherein each connection part is arranged between every two adjacent protruding structures;
the plurality of connecting parts can extend or retract along the first straight line or the second straight line, and each two adjacent convex structures can extend or retract by using the connecting parts.
Optionally, each of the raised structures is a hollow tetragonal body.
Optionally, the plurality of connection parts includes a first connection part, a second connection part, a third connection part, and a fourth connection part;
each protruding structure comprises a first side face, a second side face, a third side face and a fourth side face which are sequentially arranged;
the first connecting part is arranged between the first side surface of each protruding structure and the third side surface of the other protruding structure adjacent along the first straight line;
the second connecting part is arranged between the second side surface of each protruding structure and the fourth side surface of the other protruding structure adjacent along the second straight line;
the third connecting part is arranged between the third side surface of each protruding structure and the first side surface of the other protruding structure adjacent along the first straight line;
the fourth connecting part is arranged between the fourth side surface of each protruding structure and the second side surface of another protruding structure adjacent along the second straight line.
Optionally, each of the convex structures is provided with a first vertex, a second vertex, a third vertex, a fourth vertex, a fifth vertex, a sixth vertex, a seventh vertex and an eighth vertex on the first side surface, the second side surface, the third side surface and the fourth side surface in sequence;
the first connecting part, the second connecting part, the third connecting part and the fourth connecting part all comprise a first outer folding line, a first inner folding line and a second inner folding line;
one end of a first outer fold line of the first connecting part is connected with a first vertex of each protruding structure and a fifth vertex of an adjacent protruding structure;
one end of the first outer fold line of the second connecting part is connected with the third vertex of each protruding structure and the seventh vertex of the adjacent protruding structure;
one end of the first outer fold line of the third connecting part is connected with the fifth vertex of each protruding structure and the first vertex of the adjacent protruding structure;
one end of the first outer fold line of the fourth connecting part is connected with the seventh vertex of each protruding structure and the third vertex of the adjacent protruding structure;
the collapsible helmet may be contracted or expanded using the first outer fold line of each of the connection parts.
Optionally, one end of the first inner fold line of the first connecting portion is connected to the second vertex of each of the convex structures and the fifth vertex of an adjacent one of the convex structures;
one end of the first inner fold line of the second connecting part is connected with the fourth vertex of each protruding structure and the seventh vertex of the adjacent protruding structure;
one end of the first inner fold line of the third connecting part is connected with the sixth vertex of each protruding structure and the first vertex of the adjacent protruding structure;
one end of the first inner fold line of the fourth connecting part is connected with the eighth vertex of each protruding structure and the third vertex of the adjacent protruding structure;
the collapsible helmet may be contracted or expanded using the first inner fold line of each of the connection parts.
Optionally, one end of the second inner fold line of the first connecting portion is connected to the first vertex of each of the convex structures and the sixth vertex of an adjacent one of the convex structures;
one end of a second inner fold line of the second connecting part is connected with the third vertex of each protruding structure and the eighth vertex of the adjacent protruding structure;
one end of the second inner fold line of the third connecting part is connected with the fifth vertex of each protruding structure and the second vertex of the adjacent protruding structure;
one end of the second inner fold line of the fourth connecting part is connected with the seventh vertex of each protruding structure and the fourth vertex of the adjacent protruding structure;
the collapsible helmet may be contracted or expanded using the second inner fold line of each of the connection parts.
Optionally, when the foldable helmet is in a contracted state, the first outer fold line, the first inner fold line and the second inner fold line of each connecting part are positioned on the same plane;
when the foldable helmet is in an extended state, the first outer fold line, the first inner fold line and the second inner fold line of each connecting part are not located on the same plane.
Optionally, when the foldable helmet is contracted, the first connecting part and the third connecting part are contracted simultaneously along the first straight line;
when the foldable helmet is contracted, the second connecting part and the fourth connecting part are contracted simultaneously along the second straight line;
when the foldable helmet is contracted, the first connecting part, the second connecting part, the third connecting part and the fourth connecting part are respectively contracted along the first straight line or the second straight line at the same time;
when the foldable helmet stretches, the first connecting part and the third connecting part stretch along the first straight line at the same time;
when the foldable helmet stretches, the second connecting part and the fourth connecting part stretch along the second straight line at the same time;
when the foldable helmet is contracted, the first connecting part, the second connecting part, the third connecting part and the fourth connecting part simultaneously extend along the first straight line or the second straight line respectively.
Optionally, the material of the foldable helmet is glass fiber added epoxy resin.
The embodiment of the application has the beneficial effects that: different from the situation of the prior art, the foldable helmet of the embodiment of the application comprises a plurality of protruding structures, wherein the protruding structures are sequentially and fixedly connected along the first straight line and the second straight line to form the foldable helmet, and the first straight line and the second straight line are mutually perpendicular; a plurality of the raised structures can be simultaneously stretched into the foldable helmet with a curved structure along the first straight line and the second straight line; a plurality of the raised structures may be simultaneously contracted into the collapsible helmet having a planar structure along the first line and the second line. Through set up a plurality of protruding structures on collapsible helmet, and a plurality of protruding structure can be followed first straight line with the second straight line contracts into simultaneously has planar structure collapsible helmet, can with collapsible helmet contracts into less volume, is convenient for deposit, convenient to use.
Drawings
FIG. 1 is a schematic structural view of a collapsible helmet in some embodiments of the present application;
fig. 2 is a schematic view of another angle of the collapsible helmet of fig. 1.
Detailed Description
In order that the application may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical", "horizontal", "left", "right", "inner", "outer" and the like are used in this specification for the purpose of illustration only and merely express substantial positional relationships, for example, for "vertical", if a positional relationship is not strictly vertical for the purpose of achieving a certain object, but is substantially vertical, or utilizes the characteristic of being vertical, it falls within the category of "vertical" described in this specification.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
In addition, the technical features mentioned in the different embodiments of the application described below can be combined with one another as long as they do not conflict with one another.
The foldable helmet 10 includes a plurality of protruding structures 12 and a plurality of connecting portions, wherein the plurality of protruding structures 12 are sequentially and fixedly connected along the first line L1 and the second line L2 to form the foldable helmet 10, and the first line L1 and the second line L2 are perpendicular to each other; each of the connection portions is disposed between each two adjacent ones of the bump structures 12.
A plurality of the convex structures 12 may be simultaneously stretched along the first straight line L1 and the second straight line L2 to form the foldable helmet 10 having a curved structure;
a plurality of the raised structures 12 may be simultaneously contracted into the collapsible helmet 10 having a planar structure along the first straight line L1 and the second straight line L2.
The plurality of connection portions may extend or retract along the first straight line L1 or the second straight line L2, and each two adjacent protrusion structures 12 may extend or retract using the connection portions.
Each of the raised structures 12 is a hollow tetragonal body. Each of the raised structures 12 includes a first side 122, a second side 124, a third side 126, and a fourth side 128 disposed in sequence; each of the raised structures 12 has a first vertex 12a, a second vertex 12b, a third vertex 12c, a fourth vertex 12d, a fifth vertex 12e, a sixth vertex (not shown), a seventh vertex 12g, and an eighth vertex (not shown) on the first side 122, the second side 124, the third side 126, and the fourth side 128 in sequence.
In the present embodiment, the plurality of connection parts includes a first connection part 13, a second connection part 15, a third connection part 17, and a fourth connection part 19.
A first connecting portion 13 is provided between the first side 122 of each of the protruding structures 12 and the third side 126 of another protruding structure 12 adjacent along the first straight line L1; a second connecting portion 15 is provided between the second side 124 of each of the protruding structures 12 and the fourth side 128 of another protruding structure 12 adjacent along the second straight line L2; a third connecting portion 17 is provided between the third side 126 of each of the protruding structures 12 and the first side 122 of another protruding structure 12 adjacent along the first line L1; a fourth connection 19 is provided between the fourth side 128 of each of the raised structures 12 and the second side 124 of another raised structure 12 adjacent along the second line L2.
The first connecting portion 13, the second connecting portion 15, the third connecting portion 17 and the fourth connecting portion 19 each include a first outer fold line, a first inner fold line and a second inner fold line;
one end of the first outer fold line 132 of the first connecting portion 13 is connected to the first vertex 12a of each of the convex structures 12 and the fifth vertex 12e of an adjacent one of the convex structures 12; one end of the first outer fold line 152 of the second connecting portion 15 is connected to the third vertex 12c of each of the convex structures 12 and the seventh vertex 12g of an adjacent one of the convex structures 12; one end of the first outer fold line 172 of the third connecting portion 17 is connected to the fifth vertex 12e of each of the convex structures 12 and the first vertex 12a of an adjacent one of the convex structures 12; one end of the first outer fold line 192 of the fourth connecting portion 19 is connected to the seventh vertex 12g of each of the convex structures 12 and the third vertex 12c of an adjacent one of the convex structures 12; the collapsible helmet 10 may be contracted or expanded using the first outer fold line of each of the connection portions.
One end of the first inner fold line 134 of the first connecting portion 13 is connected to the second vertex 12b of each of the convex structures 12 and the fifth vertex 12e of an adjacent one of the convex structures 12; one end of the first inner fold line 154 of the second connecting portion 15 is connected to the fourth vertex 12d of each of the convex structures 12 and the seventh vertex 12g of an adjacent one of the convex structures 12; one end of the first inner fold line 174 of the third connecting portion 17 is connected to the sixth vertex (not shown) of each of the convex structures 12 and the first vertex 12a of an adjacent one of the convex structures 12; one end of the first inner fold line 194 of the fourth connecting portion 19 is connected to the eighth vertex (not shown) of each of the bump structures 12 and the third vertex 12c of an adjacent one of the bump structures 12; the collapsible helmet 10 may be contracted or expanded using the first inner fold line of each of the connection portions.
One end of the second inner fold line 136 of the first connecting portion 13 is connected to the first vertex 12a of each of the convex structures 12 and the sixth vertex (not shown) of an adjacent one of the convex structures 12; one end of the second inner fold line 156 of the second connecting portion 15 is connected to the third vertex 12c of each of the convex structures 12 and the eighth vertex (not shown) of an adjacent one of the convex structures 12; one end of the second inner fold line 176 of the third connecting portion 17 is connected to the fifth vertex 12e of each of the convex structures 12 and the second vertex 12b of an adjacent one of the convex structures 12; one end of the second inner fold line 196 of the fourth connecting portion 19 is connected to the seventh vertex 12g of each of the convex structures 12 and the fourth vertex 12d of an adjacent one of the convex structures 12; the collapsible helmet 10 may be contracted or expanded using the second inner fold line of each of the connection portions.
When the foldable helmet 10 is in the contracted state, the first outer fold line, the first inner fold line and the second inner fold line of each connecting part are positioned on the same plane;
the first outer fold line, the first inner fold line, and the second inner fold line of each of the connectors are not located in the same plane when the collapsible helmet 10 is in the extended state.
When the foldable helmet 10 is contracted, the first connecting part 13 and the third connecting part 17 are simultaneously contracted with the second connecting part 15 and the fourth connecting part 19 along the first straight line L1 and the second straight line L2, respectively;
when the foldable helmet 10 is stretched, the first connecting portion 13 and the third connecting portion 17 and the second connecting portion 15 and the fourth connecting portion 19 are stretched along the first straight line L1 and the second straight line L2, respectively.
Each of the bump structures 12 is made of glass fiber-added epoxy resin, the epoxy resin provides certain toughness, impact energy absorption is guaranteed, and meanwhile, the glass fibers increase rigidity of the material and can prevent the material from being broken.
Each of the protruding structures 12 is a hollow structure, and the hollow structure can provide a buffering function in the event of collision, so that the safety of a user can be better protected.
In some embodiments, a plurality of ventilation holes are formed on the surface of each protruding structure 12, so that the foldable helmet 10 has good ventilation and is more comfortable for the wearer.
In some embodiments, the foldable helmet 10 further includes two side helmets, and the plurality of protruding structures 12 are sequentially and fixedly connected along the first straight line L1 and the second straight line L2 to form a folding band with a curved surface structure, and the two side helmets are disposed on two sides of the folding band along the first direction, so that the side helmets can make the foldable helmet 10 wear more firmly.
The lower parts of the two side helmets are respectively provided with a buckling belt, and when the foldable helmet 10 is used, the two side helmets can be buckled at the chin of a wearer in a forward direction, so that the foldable helmet 10 is more firm to wear. When folding the collapsible helmet 10, the strap may be reversed to be snapped around the two side helmets, thereby securing the two side helmets in a collapsed condition. The side helmets are made of polymer materials and have strong impact resistance.
In some embodiments, the two side helmets have a plurality of ventilation holes on the surface, so that the foldable helmet 10 has good ventilation and is more comfortable for the wearer.
In some embodiments, a groove is formed on the inner surfaces of the two side helmets, and the groove can accommodate the ear of the wearer, so that the ear is not easy to be pressed when the wearer wears the foldable helmet 10 for a long time, and the use experience of the wearer is improved.
In some embodiments, the foldable helmet 10 further includes two helmets, where two helmets are respectively disposed on two sides of the plurality of folding units in the second direction, and the two helmets are sequentially and fixedly connected to form two sides with curved structures, and the two helmets can respectively protect the face and the rear brain of the wearer.
In some embodiments, a plurality of the protruding structures 12 are sequentially and fixedly connected to form an inner wall with a curved structure, and a contact surface is provided on the inner wall, wherein the contact surface is a flat plane, and the contact surface can provide a comfortable contact surface for a wearer.
The embodiment of the application has the beneficial effects that: in the collapsible helmet according to the embodiment of the present application, unlike the case of the prior art, the collapsible helmet includes a plurality of protruding structures, and the plurality of protruding structures are sequentially and fixedly connected along the first line and the second line to form the collapsible helmet, where the first line and the second line are perpendicular to each other; a plurality of the raised structures can be simultaneously stretched into the foldable helmet with a curved structure along the first straight line and the second straight line; a plurality of the raised structures may be simultaneously contracted into the collapsible helmet having a planar structure along the first line and the second line. Through set up a plurality of protruding structures on collapsible helmet, and a plurality of protruding structure can be followed first straight line with the second straight line contracts into simultaneously has planar structure collapsible helmet, can with collapsible helmet contracts into less volume, is convenient for deposit, convenient to use.
It should be noted that the description of the present application and the accompanying drawings illustrate preferred embodiments of the present application, but the present application may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are not to be construed as additional limitations of the application, but are provided for a more thorough understanding of the present application. The above-described features are continuously combined with each other to form various embodiments not listed above, and are considered to be the scope of the present application described in the specification; further, modifications and variations of the present application may be apparent to those skilled in the art in light of the foregoing teachings, and all such modifications and variations are intended to be included within the scope of this application as defined in the appended claims.
Claims (3)
1. A collapsible helmet, comprising:
the foldable helmet comprises a plurality of protruding structures, wherein the protruding structures are sequentially and fixedly connected along a first straight line and a second straight line to form the foldable helmet, the first straight line and the second straight line are mutually perpendicular, each protruding structure comprises a first side face, a second side face, a third side face and a fourth side face which are sequentially arranged, and each protruding structure is sequentially provided with a first vertex, a second vertex, a third vertex, a fourth vertex, a fifth vertex, a sixth vertex, a seventh vertex and an eighth vertex on the first side face, the second side face, the third side face and the fourth side face; a plurality of the raised structures can be simultaneously stretched into the foldable helmet with a curved structure along the first straight line and the second straight line;
a plurality of said raised structures being simultaneously collapsible along said first line and said second line into said collapsible helmet having a planar structure;
the connection parts are arranged between every two adjacent protruding structures, each connection part comprises a first connection part, a second connection part, a third connection part and a fourth connection part, the first connection part is arranged between the first side face of each protruding structure and the third side face of another protruding structure adjacent along the first straight line, the second connection part is arranged between the second side face of each protruding structure and the fourth side face of another protruding structure adjacent along the second straight line, the third connection part is arranged between the third side face of each protruding structure and the first side face of another protruding structure adjacent along the first straight line, the fourth connection part is arranged between the fourth side face of each protruding structure and the second side face of another protruding structure adjacent along the second straight line, and when the foldable helmet is contracted, the first connection part and the third connection part are simultaneously contracted along the second straight line and the second connection part are simultaneously contracted;
when the foldable helmet is contracted, the first connecting part, the second connecting part, the third connecting part and the fourth connecting part are respectively contracted along the first straight line or the second straight line at the same time, when the foldable helmet is expanded, the first connecting part and the third connecting part are respectively expanded along the first straight line at the same time, when the foldable helmet is expanded, the second connecting part and the fourth connecting part are respectively expanded along the second straight line at the same time, and when the foldable helmet is contracted, the first connecting part, the second connecting part, the third connecting part and the fourth connecting part are respectively expanded along the first straight line or the second straight line at the same time;
wherein the first connecting portion, the second connecting portion, the third connecting portion and the fourth connecting portion each comprise a first outer fold line, a first inner fold line and a second inner fold line;
one end of the first outer fold line of the first connection part is connected to the first vertex of each of the convex structures and the fifth vertex of an adjacent one of the convex structures, one end of the first outer fold line of the second connection part is connected to the third vertex of each of the convex structures and the seventh vertex of an adjacent one of the convex structures, one end of the first outer fold line of the third connection part is connected to the fifth vertex of each of the convex structures and the first vertex of an adjacent one of the convex structures, one end of the first outer fold line of the fourth connection part is connected to the seventh vertex of each of the convex structures and the third vertex of an adjacent one of the convex structures, and the foldable helmet is collapsible or expandable by the first outer fold line of each of the connection parts;
one end of the first inner fold line of the first connecting portion is connected to the second vertex of each of the convex structures and the fifth vertex of an adjacent one of the convex structures, one end of the first inner fold line of the second connecting portion is connected to the fourth vertex of each of the convex structures and the seventh vertex of an adjacent one of the convex structures, one end of the first inner fold line of the third connecting portion is connected to the sixth vertex of each of the convex structures and the first vertex of an adjacent one of the convex structures, one end of the first inner fold line of the fourth connecting portion is connected to the eighth vertex of each of the convex structures and the third vertex of an adjacent one of the convex structures, and the foldable helmet is collapsible or expandable by the first inner fold line of each of the connecting portions;
one end of the second inner fold line of the first connecting portion is connected to the first vertex of each of the convex structures and the sixth vertex of an adjacent one of the convex structures, one end of the second inner fold line of the second connecting portion is connected to the third vertex of each of the convex structures and the eighth vertex of an adjacent one of the convex structures, one end of the second inner fold line of the third connecting portion is connected to the fifth vertex of each of the convex structures and the second vertex of an adjacent one of the convex structures, one end of the second inner fold line of the fourth connecting portion is connected to the seventh vertex of each of the convex structures and the fourth vertex of an adjacent one of the convex structures, and the foldable helmet is collapsible or expandable by the second inner fold line of each of the connecting portions;
when the foldable helmet is in a contracted state, the first outer fold line, the first inner fold line and the second inner fold line of each connecting part are positioned on the same plane, and when the foldable helmet is in an extended state, the first outer fold line, the first inner fold line and the second inner fold line of each connecting part are not positioned on the same plane.
2. The collapsible helmet of claim 1, wherein,
each of the convex structures is a hollow tetragonal body.
3. A collapsible helmet according to any one of claims 1-2, wherein,
the foldable helmet is made of glass fiber added epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910059593.1A CN109674129B (en) | 2019-01-22 | 2019-01-22 | foldable helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910059593.1A CN109674129B (en) | 2019-01-22 | 2019-01-22 | foldable helmet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109674129A CN109674129A (en) | 2019-04-26 |
| CN109674129B true CN109674129B (en) | 2023-09-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910059593.1A Active CN109674129B (en) | 2019-01-22 | 2019-01-22 | foldable helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109674129B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731569A (en) * | 2019-11-06 | 2020-01-31 | 上海乾动新能源科技有限公司 | Foldable helmet |
| CN111706752B (en) * | 2020-06-17 | 2022-05-24 | 深圳创维－Rgb电子有限公司 | Flexible TV |
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