CN109347336B - Inverter case structure for photovoltaic cell - Google Patents
Inverter case structure for photovoltaic cell Download PDFInfo
- Publication number
- CN109347336B CN109347336B CN201811210363.2A CN201811210363A CN109347336B CN 109347336 B CN109347336 B CN 109347336B CN 201811210363 A CN201811210363 A CN 201811210363A CN 109347336 B CN109347336 B CN 109347336B
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- box
- box body
- inverter
- case
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 238000013016 damping Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses an inverter case structure for a photovoltaic cell, and relates to the technical field of inverters. In the invention: the inner bottom surface of the box body is provided with a plurality of spring guide posts; two opposite inner side surfaces of the box body are respectively provided with a limiting column; two opposite side surfaces of the box body are respectively provided with a screw hole; an air outlet is also formed in one side of the bottom surface of the box body; the inner box is arranged in the box body, and two opposite end faces of the inner box are respectively provided with a limiting groove; the bottom surface of the inner box is provided with a plurality of guide sleeves; a plurality of heat dissipation holes are arranged in parallel on one side surface of the inner box; the box cover is fixed on the box body through bolts. The inverter circuit is protected through the double-layer structure of the box body and the inner box, the electromagnetic shielding effect is improved, the guide pillar and guide sleeve structure is arranged between the box body and the inner box, the cushion pad is filled, the damping effect is greatly improved, the shock resistance of the inverter is improved, and the air outlet is formed in the bottom surface of the box body, so that dust is prevented from entering the inverter from the heat dissipation channel.
Description
Technical Field
The invention belongs to the technical field of inverters, and particularly relates to an inverter case structure for a photovoltaic cell.
Background
The solar alternating current power generation system consists of a solar panel, a charge controller, an inverter and a storage battery; the solar dc power generation system does not include inversion. The process of converting ac energy into dc energy is called rectification, the circuit performing the function of rectification is called a rectifier circuit, and the device performing the rectification process is called a rectifier device or rectifier. Correspondingly, the process of converting direct current electric energy into alternating current electric energy is called inversion, a circuit completing the inversion function is called an inverter circuit, and a device realizing the inversion process is called an inverter device or an inverter.
Disclosure of Invention
The invention aims to provide an inverter case structure for a photovoltaic cell, which improves the electromagnetic shielding effect by arranging a double-layer structure of a case body and an inner case to protect an inverter circuit, greatly increases the damping effect by arranging a guide pillar and guide sleeve structure between the case body and the inner case and filling a buffer pad, improves the shock resistance of the inverter, and avoids dust from entering the inverter from a heat dissipation channel by arranging an air outlet on the bottom surface of the case body.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an inverter case structure for a photovoltaic cell, which comprises a case body, an inner case and a case cover, wherein the case body is a cover-free case body; the bottoms of the two opposite side surfaces of the box body are respectively provided with a sliding chute; a limiting strip is arranged on one side surface of the sliding groove;
one side of the opening end of the box body is provided with an inclined plane bulge; the inner bottom surface of the box body is provided with a plurality of spring guide posts; two opposite inner side surfaces of the box body are respectively provided with a limiting column; two opposite side surfaces of the box body are respectively provided with a screw hole; an air outlet is also formed in one side of the bottom surface of the box body;
the inner box is arranged in the box body, and a gap is directly formed between the peripheral side surface of the inner box and the inner side surface of the box body; two opposite end faces of the inner box are respectively provided with a rectangular bulge; one surface of the rectangular bulge is provided with a limiting groove; the bottom surface of the inner box is provided with a plurality of guide sleeves; a plurality of heat dissipation holes are formed in one side face of the inner box side by side;
the limiting grooves are matched with the limiting columns in a one-to-one corresponding mode;
the cross section of the box cover is U-shaped; two opposite side surfaces of the box cover are respectively provided with a channel; one end of each of two opposite side surfaces of the box cover is provided with a through hole; one end of the inner bottom surface of the box cover is provided with an inclined plane; the channel is matched with the limiting strip; the through hole is matched with the screw hole; the inclined plane is attached to the inclined plane bulge.
Furthermore, a buffer pad is filled between the inner bottom surface of the box body and the bottom surface of the inner box; the buffer pad is made of sponge material or rubber material.
Furthermore, a radiating fin and a radiating fan are installed at one end, close to the radiating holes, of the inner portion of the inner box, hot air is discharged out of the radiating holes through the radiating fan, and the hot air is discharged out of the inverter through the air outlet.
Further, the box cover is fixed on the box body through bolts; the bolt is respectively matched with the through hole and the screw hole.
The invention has the following beneficial effects:
the inverter circuit is protected by arranging the double-layer structure of the box body and the inner box, the electromagnetic shielding effect is improved, the guide pillar and guide sleeve structure is arranged between the box body and the inner box, the cushion pad is filled, the damping effect is greatly improved, the shock resistance of the inverter is improved, and dust is prevented from entering the inverter from the heat dissipation channel by arranging the air outlet on the bottom surface of the box body.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an inverter chassis structure for photovoltaic cells;
FIG. 2 is a schematic structural diagram of a case;
FIG. 3 is a structural diagram of the bottom view of the box;
FIG. 4 is a schematic structural view of the inner case;
fig. 5 is a schematic structural view of the box cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-5, the present invention is an inverter chassis structure for photovoltaic cells, including a case body 1, an inner case 2 and a case cover 3, wherein the case body 1 is a case body without a cover; the bottoms of two opposite side surfaces of the box body 1 are respectively provided with a sliding chute 101; a limit strip 1011 is arranged on one side surface of the sliding groove 101;
one side of the opening end of the box body 1 is provided with an inclined plane bulge 102; the inner bottom surface of the box body 1 is provided with a plurality of spring guide posts 103; two opposite inner side surfaces of the box body 1 are respectively provided with a limiting column 104; two opposite side surfaces of the box body 1 are respectively provided with a screw hole 105; an air outlet 106 is also arranged on one side of the bottom surface of the box body 1;
the inner box 2 is arranged in the box body 1, and a gap is directly formed between the peripheral side surface of the inner box 2 and the inner side surface of the box body 1; two opposite end faces of the inner box 2 are respectively provided with a rectangular bulge 201; a limiting groove 2011 is formed on one surface of the rectangular protrusion 201; the bottom surface of the inner box 2 is provided with a plurality of guide sleeves 202; a plurality of heat dissipation holes 203 are arranged in parallel on one side surface of the inner box 2;
the limiting grooves 2011 are matched with the limiting columns 104 in a one-to-one correspondence manner;
the cross section of the box cover 3 is U-shaped; two opposite side surfaces of the box cover 3 are respectively provided with a channel 301; one end of each of two opposite side surfaces of the box cover 3 is provided with a through hole 302; one end of the inner bottom surface of the box cover 3 is provided with an inclined plane 303; the channel 301 is matched with the limit strip 1011; the through hole 302 is matched with the screw hole 105; the ramp 303 engages the ramp boss 102.
Furthermore, a buffer pad is filled between the inner bottom surface of the box body 1 and the bottom surface of the inner box 1; the cushion pad is made of sponge material or rubber material.
Further, a heat sink and a heat dissipation fan are installed at one end of the inside of the inner case 2 near the heat dissipation hole 203, and the hot air is discharged out of the heat dissipation hole 203 through the heat dissipation fan and is discharged out of the inverter through the air outlet 106.
Further, the box cover 3 is fixed on the box body 1 through bolts; the bolt respectively with perforating hole 302 and screw 105 cooperation, realized the spacing of case lid through the cooperation of inclined plane and inclined plane arch to fix case lid 3 through the bolt, reduced the use quantity of bolt, improved the installation effectiveness.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. The inverter case structure for the photovoltaic cell is characterized by comprising a case body (1), an inner case (2) and a case cover (3), wherein the case body (1) is a case body without a cover; the bottoms of two opposite side surfaces of the box body (1) are respectively provided with a sliding chute (101); a limiting strip (1011) is arranged on one side surface of the sliding groove (101);
one side of the opening end of the box body (1) is provided with an inclined plane bulge (102); the inner bottom surface of the box body (1) is provided with a plurality of spring guide posts (103); two opposite inner side surfaces of the box body (1) are respectively provided with a limiting column (104); two opposite side surfaces of the box body (1) are respectively provided with a screw hole (105); an air outlet (106) is also formed in one side of the bottom surface of the box body (1);
the inner box (2) is arranged in the box body (1), and a gap is directly formed between the peripheral side surface of the inner box (2) and the inner side surface of the box body (1); two opposite end faces of the inner box (2) are respectively provided with a rectangular bulge (201); a limiting groove (2011) is formed in one surface of the rectangular protrusion (201); the bottom surface of the inner box (2) is provided with a plurality of guide sleeves (202); a plurality of heat dissipation holes (203) are arranged in parallel on one side surface of the inner box (2);
the limiting grooves (2011) are matched with the limiting columns (104) in a one-to-one corresponding mode;
the cross section of the box cover (3) is U-shaped; two opposite side surfaces of the box cover (3) are respectively provided with a channel (301); one end of each of two opposite side surfaces of the box cover (3) is provided with a through hole (302); one end of the inner bottom surface of the box cover (3) is provided with an inclined plane (303); the channel (301) is matched with the limiting strip (1011); the through hole (302) is matched with the screw hole (105); the inclined plane (303) is attached to the inclined plane bulge (102).
2. The inverter cabinet structure for photovoltaic cells according to claim 1, wherein a cushion pad is filled between the inner bottom surface of the cabinet (1) and the bottom surface of the inner box (1); the buffer pad is made of sponge material or rubber material.
3. The inverter case structure for photovoltaic cells according to claim 1, wherein a heat sink and a heat dissipation fan are installed at one end of the inside of the inner case (2) near the heat dissipation holes (203).
4. The inverter cabinet structure for photovoltaic cells according to claim 1, wherein the cover (3) is fixed to the cabinet (1) by bolts; the bolts are respectively matched with the through holes (302) and the screw holes (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210363.2A CN109347336B (en) | 2018-10-17 | 2018-10-17 | Inverter case structure for photovoltaic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210363.2A CN109347336B (en) | 2018-10-17 | 2018-10-17 | Inverter case structure for photovoltaic cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109347336A CN109347336A (en) | 2019-02-15 |
| CN109347336B true CN109347336B (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811210363.2A Active CN109347336B (en) | 2018-10-17 | 2018-10-17 | Inverter case structure for photovoltaic cell |
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| Country | Link |
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| CN (1) | CN109347336B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111148389B (en) * | 2019-12-30 | 2021-02-02 | 青岛东林机械科技有限公司 | Electric automation equipment mounting base |
| CN114553109B (en) * | 2022-03-29 | 2023-11-28 | 江苏富士特电气技术有限公司 | Centralized photovoltaic power station with stable output voltage |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8462518B2 (en) * | 2009-10-12 | 2013-06-11 | Solarbridge Technologies, Inc. | Power inverter docking system for photovoltaic modules |
| CN103269168B (en) * | 2013-05-24 | 2016-06-08 | 深圳晶福源科技股份有限公司 | A kind of casing for installing photovoltaic combining inverter |
| CN203800808U (en) * | 2014-04-30 | 2014-08-27 | 广东瑞德智能科技股份有限公司 | Off-network inverter heat radiation apparatus |
| CN206313337U (en) * | 2016-12-31 | 2017-07-07 | 思源清能电气电子有限公司 | A kind of low-voltage active intelligent type comprehensive distribution box |
| CN107395029A (en) * | 2017-05-24 | 2017-11-24 | 河南师范大学 | A kind of water-cooling inverter |
| CN206932513U (en) * | 2017-07-28 | 2018-01-26 | 厦门科华恒盛股份有限公司 | A kind of inverter casing structure |
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- 2018-10-17 CN CN201811210363.2A patent/CN109347336B/en active Active
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| CN109347336A (en) | 2019-02-15 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201112 Address after: No. a322, science and Technology Pioneer Park, shuangyueyuan Road, high tech Industrial Development Zone, Linyi City, Shandong Province Applicant after: Linyi Wenheng Information Technology Co.,Ltd. Address before: 230000, No. 3, No. 27, phreatic East Road, hi tech Zone, Anhui, Hefei Applicant before: HEFEI LISTEN NEW ENERGY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20231122 Address after: No. 333 Liuyanghe Road, Dongying District, Dongying City, Shandong Province, 257100 Patentee after: Shandong Qingya New Energy Co.,Ltd. Address before: No. a322, science and Technology Pioneer Park, shuangyueyuan Road, high tech Industrial Development Zone, Linyi City, Shandong Province Patentee before: Linyi Wenheng Information Technology Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An inverter chassis structure for photovoltaic cells Granted publication date: 20201201 Pledgee: Bafenchang sub branch of Dongying Bank Co.,Ltd. Pledgor: Shandong Qingya New Energy Co.,Ltd. Registration number: Y2024980003347 |