CN202601375U - Triangular three-dimensional coil iron core reactor - Google Patents
Triangular three-dimensional coil iron core reactor Download PDFInfo
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- CN202601375U CN202601375U CN2012202407983U CN201220240798U CN202601375U CN 202601375 U CN202601375 U CN 202601375U CN 2012202407983 U CN2012202407983 U CN 2012202407983U CN 201220240798 U CN201220240798 U CN 201220240798U CN 202601375 U CN202601375 U CN 202601375U
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Abstract
The utility model relates to a triangular three-dimensional coil iron core reactor and overcomes the defect that the magnetic path of the system in the prior art is asymmetrical to easily cause over large impedance deviation. The triangular three-dimensional coil iron core reactor comprises symmetrically arranged iron cores, upper yokes connected on the upper ends of the iron cores, lower yokes connected on the lower ends of the iron cores and coils winded at the outside of the iron cores, wherein each iron core is divided into two symmetrical half parts, the two half parts of different iron cores are connected with one upper yoke and one lower yoke, one upper yoke, one lower yoke and two corresponding half parts are connected to a square single frame coil iron core, and the whole reactor is formed by three single frame coil iron cores, which are symmetrically arranged to an equilateral triangle. The three single frame coil iron cores with the same structures are symmetrically arranged to an equilateral triangle, and the magnetic paths of the iron cores are completely symmetrical, so that the three-phase balance is good, the impedance deviation is reduced, and the reactor generates no harmonic wave; and the single frame coil iron cores have the same structure and are symmetrically arranged, so that the angle and distance between the iron cores are stable, which guarantees the stability of the magnetic path of the system.
Description
Technical field
The utility model relates to a kind of power reactor structure, the three-dimensional volume of the triangle that especially a kind of symmetry is good, the impedance deviation is little iron core reactor.
Background technology
Power reactor is a kind of important force device, is widely used in multiple occasions such as reactive power compensation, filtering, current limliting, mainly power consumption equipment is played effects such as protection, burning voltage, raising power factor.The iron core of general reactor is a planar structure; Three-phase magnetic circuit is symmetry not exclusively; Three pole reactor can't reach complete equipilibrium, and especially under the situation that capacity is big, the core limb segments is few of reactor, the three pole reactor imbalance that causes owing to magnetic circuit is asymmetric is clearly; Have a strong impact on the normal use of product sometimes, even cause electric power system fault.For this reason; This programme has proposed a kind of high symmetry triangle three dimensional wound core formula power reactor; Because evenly distribution unshakable in one's determination, the strict balance of three-phase magnetic circuit has solved asymmetric owing to system's magnetic circuit in voltage levels, products with larger capacity, the excessive a series of problems that cause of impedance deviation.
Patent Office of the People's Republic of China discloses a CN101609740A document on December 23rd, 2009; Name is called triangular iron core reactor; Comprise three post iron iron cores that are 120 ° of symmetric arrays, be wrapped in the coil on said three post iron iron cores respectively, connect the last yoke and the lower yoke of said three post iron iron cores respectively; Said upward yoke and lower yoke connect as one said three post iron iron cores, and three post iron iron cores are 120 ° of Chinese character pin-shaped symmetrical structures with respect to last yoke and lower yoke center.The iron core that uses in this reactor is post iron, and profile is cylindrical, is not easy to control angle and spacing between iron core and the iron core, makes the symmetrical structure occurrence of errors of reactor easily.
Summary of the invention
The utility model has solved the asymmetric excessive defective of impedance deviation that causes easily of system's magnetic circuit in the prior art, and the three-dimensional volume of a kind of triangle iron core reactor is provided, and volume iron core symmetric arrangement triangular in shape makes system's magnetic circuit symmetry, reduces the impedance deviation.
The utility model has also solved the columniform iron core of available technology adopting and has been Chinese character pin-shaped layout; Be not easy to control angle and spacing between iron core and the iron core; Make the defective of symmetrical structure occurrence of errors easily, the three-dimensional volume of a kind of triangle iron core reactor is provided, use three cross sections to arrange for square single frame volume iron core is equilateral triangle for semicircle, whole; Can strictness control angle and spacing between iron core and the iron core, guarantee the symmetry of system's magnetic circuit.
The utility model solves the technical scheme that its technical problem adopted: the three-dimensional volume of a kind of triangle iron core reactor; Comprise symmetric arrangement iron core, be connected iron core upper end upper yoke, be connected the lower yoke of iron core lower end and be wrapped in the outer coil of iron core; Each iron core is divided into two and half ones of symmetry; Two and half ones of different iron cores connect a upper yoke and a lower yoke; A upper yoke and a lower yoke and two and half corresponding ones connect into a square single frame volume iron core, and whole reactor is the equilateral triangle symmetric arrangement by described three single frames volume iron core and forms.The single frame coiled core is identical, and iron core of two and half composition, guarantees that three single frames volume iron cores are equilateral triangle and are symmetrical set; The single frame volume iron core symmetry of three same structures is the equilateral triangle setting, so the magnetic circuit of iron core is also symmetrical fully, and the three-phase equilibrium degree of reactor is better, reduces the impedance deviation, makes reactor itself can not produce harmonic wave; Identical and the symmetric arrangement of single frame coiled core makes that angle and the spacing between iron core and the iron core is stable, guarantees that the magnetic circuit of system is stable.
As preferably, the joint face of two and half ones of same iron core is over against the center of said equilateral triangle.This structure can improve stability, also can guarantee the symmetry of reactor simultaneously.
As preferably, during three single frames volume iron core symmetric arrangement, the height of three single frame volume iron cores is identical, and three lower yokes are in a plane, and three upper yokes are in a plane.This arrangement convenience connects, in connection procedure with lower yoke as basal plane, just can realize the complete symmetry of iron core.
As preferably; Single frame volume iron core is to be reeled by some trapezoidal strip one-time continuous to form; The length of trapezoidal strip is set according to the concrete size of single frame volume iron core; The width at the two ends of trapezoidal strip is less than the width of trapezoidal strip middle part, and the envelope of the cross-sectional circumference of single frame volume iron core is semicircle.Trapezoidal strip generally adopts the cold rolling orientation silicon steel sheet that has; This structure is cut out a piece of cloth in a way with the minimum material to make two or more articles of clothing to add and can be accomplished not have waste material processing man-hour; The cross section strictness of single frame volume iron core is a polygonized structure, so activity coefficient is higher, if the thinner thickness of trapezoidal strip then can be near circular; The direction of magnetization of the iron core of 3-D solid structure is crooked consistent with the rolling direction of silicon steel sheet.
As preferably, iron core is a segmental structure, is divided into three iron leg core cakes, is filled with epoxy plate between iron core cake and the iron core cake.Separate with epoxy plate between iron core cake and the iron core cake, form air gap, connect with little copper sheet between the iron core cake, guarantee the iron core single-point grounding; Equitable subsection can make that the leakage field of iron core is less, and magnetic circuit magnetic flux distribution everywhere is even; Iron core carries out segmentation as required, also can be divided into 4 sections or 5 sections or more such as 2 sections.
As preferably, iron core column is with glass fibre reinforced plastic cylinder outward, and filling epoxy resin between glass fibre reinforced plastic cylinder inwall and the iron core column, coil are nested with at iron core outside, squeeze into stay between coil and iron core.Make the iron core cake that separates become an integral body behind the filling epoxy resin between glass fibre reinforced plastic cylinder and the iron core column, the noise in the time of effectively reducing the reactor operation like this avoids simultaneously that the inductance value of reactor changes in handling process; Stay can make that coil is firm must to be enclosed within on the iron core.
As preferably, the upper yoke top has prevented clamping element, and the lower yoke below is provided with down clamping element, is connected through pull bar between last clamping element and the following clamping element and fixes.Pull bar has been stablized the overall structure of reactor, and it can not deformed in the carrying hoisting process; Also can play the effect that reduces noise after the Stability Analysis of Structures.
As preferably, last clamping element is a triangular structure with following clamping element, and opening is reserved in the centre of the centre of last clamping element and following clamping element.Do not influence the use of reactor, last clamping element can not impact the magnetic circuit of reactor with following clamping element yet.
As preferably, the position that lands of reactor is mounted with lower margin.
The beneficial effect of the utility model is: the single frame volume iron core symmetry of three same structures is the equilateral triangle setting, so the magnetic circuit of iron core is also symmetrical fully, and the three-phase equilibrium degree of reactor is better, reduces the impedance deviation, makes reactor itself can not produce harmonic wave; Identical and the symmetric arrangement of single frame coiled core makes that angle and the spacing between iron core and the iron core is stable, guarantees that the magnetic circuit of system is stable.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the visual texture sketch map of a kind of equilateral triangle of the utility model;
Fig. 3 is the vertical view of the utility model structure shown in Figure 2;
Fig. 4 is the end view of the utility model structure shown in Figure 2;
Fig. 5 is the perspective view of a kind of lower yoke of the utility model;
Fig. 6 is the structural representation of a kind of single frame volume of the utility model iron core;
Among the figure: 1, go up clamping element, 2, single frame volume iron core, 3, coil, 4, clamping element down, 5, pull bar, 6, lower margin, 7, upper yoke, 8, iron core, 9, lower yoke, 10, half one, 11, the iron core cake, 12, epoxy plate, 13, glass fibre reinforced plastic cylinder.
Embodiment
Pass through specific embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of the utility model.
Embodiment: the three-dimensional volume of a kind of triangle iron core reactor (referring to accompanying drawing 1), the axis that comprises 8, three iron cores of iron core of three symmetric arrangement is parallel to each other and is equilateral triangle and arranges.Iron core is divided into two and half ones 10 (referring to accompanying drawing 3) of symmetry; Two and half ones of different iron cores connect a upper yoke 7 and a lower yoke 9 (referring to accompanying drawing 5); A upper yoke and a lower yoke and two and half corresponding ones connect into a square single frame volume iron core 2 (referring to accompanying drawing 2 accompanying drawings 6); Whole reactor is the equilateral triangle symmetric arrangement by described three single frames volume iron core and forms, and the joint face of two and half ones of same iron core is over against the center of said equilateral triangle.During three single frame volume iron core symmetric arrangement, the height of three single frame volume iron cores is identical, and three lower yokes are in a plane, and three upper yokes are in a plane, and the iron core outside is wound with coil 3.The upper end of upper yoke is provided with clamping element 1, and the lower end of lower yoke is provided with down clamping element 4, is connected fixing through pull bar 5 between last clamping element and the following clamping element and upper yoke and lower yoke and iron core are fixed.Last clamping element is a triangular structure with following clamping element, and opening is reserved in the centre of the centre of last clamping element and following clamping element.The position that lands, the lower end of reactor is provided with lower margin 6.
Single frame volume iron core is to be reeled by some trapezoidal strip one-time continuous to form; The length of trapezoidal strip is set according to the concrete size of single frame volume iron core; The width at the two ends of trapezoidal strip is less than the width of trapezoidal strip middle part, and the envelope of the cross-sectional circumference of single frame volume iron core is semicircle.The iron core place is segmental structure (referring to an accompanying drawing 4), is divided into three iron leg core cakes 11, is filled with epoxy plate 12 between iron core cake and the iron core cake, and iron core column is with glass fibre reinforced plastic cylinder 13 outward, filling epoxy resin between glass fibre reinforced plastic cylinder inwall and the iron core column.Coil is nested with in iron core column outside, squeezes into stay between coil and iron core, makes firm being enclosed within on the iron core of coil.
Above-described embodiment is a kind of preferred version of the utility model, is not the utility model is done any pro forma restriction, under the prerequisite that does not exceed the technical scheme that claim puts down in writing, also has other variant and remodeling.
Claims (9)
1. a triangle solid is rolled up iron core reactor; Comprise symmetric arrangement iron core, be connected iron core upper end upper yoke, be connected the lower yoke of iron core lower end and be wrapped in the outer coil of iron core; It is characterized in that each iron core is divided into two and half ones of symmetry; Two and half ones of different iron cores connect a upper yoke and a lower yoke; A upper yoke and a lower yoke and two and half corresponding ones connect into a square single frame volume iron core, and whole reactor is the equilateral triangle symmetric arrangement by described three single frames volume iron core and forms.
2. the three-dimensional volume of triangle according to claim 1 iron core reactor, the joint face of two and half ones that it is characterized in that same iron core is over against the center of said equilateral triangle.
3. the three-dimensional volume of triangle according to claim 1 iron core reactor, when it is characterized in that three single frame volume iron core symmetric arrangement, the height of three single frame volume iron cores is identical, and three lower yokes are in a plane, and three upper yokes are in a plane.
4. according to claim 1 or the three-dimensional volume of 2 or 3 described triangles iron core reactor; It is characterized in that single frame volume iron core is to be reeled by some trapezoidal strip one-time continuous to form; The length of trapezoidal strip is set according to the concrete size of single frame volume iron core; The width at the two ends of trapezoidal strip is less than the width of trapezoidal strip middle part, and the envelope of the cross-sectional circumference of single frame volume iron core is semicircle.
5. according to claim 1 or the three-dimensional volume of 2 or 3 described triangles iron core reactor, it is characterized in that iron core is a segmental structure, be divided into three iron leg core cakes, be filled with epoxy plate between iron core cake and the iron core cake.
6. the three-dimensional volume of triangle according to claim 5 iron core reactor is characterized in that iron core column is with glass fibre reinforced plastic cylinder outward, and filling epoxy resin between glass fibre reinforced plastic cylinder inwall and the iron core column, coil are nested with at iron core outside, squeeze into stay between coil and iron core.
7. according to claim 1 or the three-dimensional volume of 2 or 3 described triangles iron core reactors, it is characterized in that the upper yoke top has prevented clamping element, the lower yoke below is provided with down clamping element, is connected through pull bar between last clamping element and the following clamping element and fixes.
8. the three-dimensional volume of triangle according to claim 7 iron core reactor is characterized in that clamping element and following clamping element are triangular structure, and opening is reserved in the centre of the centre of last clamping element and following clamping element.
9. according to claim 1 or the three-dimensional volume of 2 or 3 described triangles iron core reactor, it is characterized in that the position that lands of reactor is mounted with lower margin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202407983U CN202601375U (en) | 2012-05-23 | 2012-05-23 | Triangular three-dimensional coil iron core reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202407983U CN202601375U (en) | 2012-05-23 | 2012-05-23 | Triangular three-dimensional coil iron core reactor |
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| CN202601375U true CN202601375U (en) | 2012-12-12 |
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| CN2012202407983U Expired - Fee Related CN202601375U (en) | 2012-05-23 | 2012-05-23 | Triangular three-dimensional coil iron core reactor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935378A (en) * | 2017-05-08 | 2017-07-07 | 中变集团上海变压器有限公司 | A kind of volume iron core of amorphous alloy transformer |
| CN107808732A (en) * | 2016-09-08 | 2018-03-16 | 发那科株式会社 | Reactor |
| CN108242320A (en) * | 2017-12-30 | 2018-07-03 | 泰州市天力铁芯制造有限公司 | A kind of low energy consumption solid transformer iron core and its manufacturing process |
| CN108630382A (en) * | 2017-03-17 | 2018-10-09 | 发那科株式会社 | AC reactors |
-
2012
- 2012-05-23 CN CN2012202407983U patent/CN202601375U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107808732A (en) * | 2016-09-08 | 2018-03-16 | 发那科株式会社 | Reactor |
| CN107808732B (en) * | 2016-09-08 | 2021-04-23 | 发那科株式会社 | Electric reactor |
| CN108630382A (en) * | 2017-03-17 | 2018-10-09 | 发那科株式会社 | AC reactors |
| CN108630382B (en) * | 2017-03-17 | 2019-10-25 | 发那科株式会社 | AC reactor |
| US10629359B2 (en) | 2017-03-17 | 2020-04-21 | Fanuc Corporation | AC reactor |
| CN106935378A (en) * | 2017-05-08 | 2017-07-07 | 中变集团上海变压器有限公司 | A kind of volume iron core of amorphous alloy transformer |
| CN106935378B (en) * | 2017-05-08 | 2018-03-30 | 中变集团上海变压器有限公司 | A kind of volume iron core of amorphous alloy transformer |
| CN108242320A (en) * | 2017-12-30 | 2018-07-03 | 泰州市天力铁芯制造有限公司 | A kind of low energy consumption solid transformer iron core and its manufacturing process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Triangular three-dimensional coil iron core reactor Effective date of registration: 20140123 Granted publication date: 20121212 Pledgee: Zhejiang Fuyang Rural Cooperative Bank branch branch silver Pledgor: Hangzhou Yinhu Electric Equipment Co., Ltd. Registration number: 2014990000070 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20141205 Granted publication date: 20121212 Pledgee: Zhejiang Fuyang Rural Cooperative Bank branch branch silver Pledgor: Hangzhou Yinhu Electric Equipment Co., Ltd. Registration number: 2014990000070 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Triangular three-dimensional coil iron core reactor Effective date of registration: 20141208 Granted publication date: 20121212 Pledgee: Zhejiang Fuyang Rural Cooperative Bank branch branch silver Pledgor: Hangzhou Yinhu Electric Equipment Co., Ltd. Registration number: 2014990001047 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20151215 Granted publication date: 20121212 Pledgee: Zhejiang Fuyang Rural Commercial Bank branch Limited by Share Ltd Silver Lake Branch Pledgor: Hangzhou Yinhu Electric Equipment Co., Ltd. Registration number: 2014990001047 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20151215 Registration number: 2014990001047 Pledgee after: Zhejiang Fuyang Rural Commercial Bank branch Limited by Share Ltd Silver Lake Branch Pledgee before: Zhejiang Fuyang Rural Cooperative Bank branch branch silver |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20150523 |
|
| EXPY | Termination of patent right or utility model |