CN104078213A - Air reactor body structure - Google Patents
Air reactor body structure Download PDFInfo
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- CN104078213A CN104078213A CN201410331258.XA CN201410331258A CN104078213A CN 104078213 A CN104078213 A CN 104078213A CN 201410331258 A CN201410331258 A CN 201410331258A CN 104078213 A CN104078213 A CN 104078213A
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- iron yoke
- yoke
- clamping piece
- coil
- locking nut
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Abstract
The invention relates to an air reactor body structure which comprises a coil, an upper iron yoke, a lower iron yoke, tension screw rods, an upper clamping piece and a lower clamping piece. An upper pressing plate and a lower supporting plate are arranged at the upper end and the lower end of the coil respectively. The upper iron yoke is arranged above the upper pressing plate, and the lower iron yoke is arranged below the lower supporting plate. The upper iron yoke and the lower iron yoke are connected into a whole through center penetrating screw rods. The upper iron yoke and the lower iron yoke are tensioned through the tension screw rods, and the upper iron yoke and the lower iron yoke are made to tightly press the coil. The upper clamping piece is arranged at the end of the upper iron yoke, and the lower clamping piece is arranged at the end of the lower iron yoke. The upper clamping piece and the lower clamping piece are locked through arranged lock nut sleeve pieces respectively. According to the air reactor body structure, two original independent fastening systems of the coil and iron yokes are transformed into one fastening system, the reliability of the product is effectively improved, and material cost and manufacturing cost are effectively lowered.
Description
Technical field
The present invention relates to transformer technology field, especially a kind of air core reactor machine body structure.
Background technology
Flourish along with power industry, transformer occupies important function in electric power system, and the reliability service of transformer is being related to the safe operation of whole electrical network.The loss causing because of short trouble for reducing transformer, the utilization of high-impedance transformer is also more and more general, and air core reactor, as realizing a kind of important way of transformer high impedance, the important measures of reduction short circuit current, uses also more and more extensive.
Air core reactor is in operation and can causes high vibration, and it reliably fastening, except affecting the noise of transformer, is more being related to the reliability service of transformer, if reactor is loosening, will causes the fault of transformer and affects the security of operation of electrical network.
The machine body structure of air core reactor, common way by coil, upper and lower yoke, folder, draw screw rod, pressing palette etc. to form, by epoxy cylinder by Double layer iron yoke stretching, simultaneously by drawing screw rod again by upper and lower yoke tension, thus fixing upper and lower yoke; The compression of coil is by pressure, supporting plate, draws screw rod that coil is compressed.The compression fixing and coil of iron yoke has adopted two to overlap independently fastening system.This mode complex structure, cost are high, poor reliability, and often pressing palette can deform and cause coil not press tightly and discontinuity.
Summary of the invention
The technical problem to be solved in the present invention is: proposition one is simple in structure, reliability is high, the stressed even air core reactor machine body structure of coil, can effectively reduce because air core reactor vibrates the impact causing, ensures the safe and reliable operation of transformer.
The technical solution adopted in the present invention is: a kind of air core reactor machine body structure, and comprise coil, upper yoke, lower yoke, draw screw rod, upper clamping piece and lower clamping piece, described coil upper and lower side is provided with top board and bottom plate; The top of described top board is provided with upper yoke, and the below of bottom plate is provided with lower yoke; Between upper and lower iron yoke, be connected by core through screw rod; Described upper and lower iron yoke is by drawing screw rod to strain and make upper and lower iron yoke coil pressing; The end of described upper yoke is provided with upper clamping piece, and the end of described lower yoke is provided with lower clamping piece; Described upper and lower folder is respectively by arranging the locking of locking nut external member.
Further, locking nut external member of the present invention comprises and is arranged on the first locking nut of top board below, the second locking nut, the 3rd locking nut of bottom plate top and the 4th locking nut of lower clamping piece below of upper clamping piece top.
Screw rod, core through screw rod and the locking nut external member composition fastening system of drawing of the present invention.By core through screw rod, upper and lower yoke is connected, by drawing screw rod to strain upper and lower yoke, and makes upper and lower yoke entirety coil pressing, by locking nut tight folder from top to bottom, thereby avoid reactor to be subjected to displacement because of vibration.
In the present invention, iron yoke and coil fastening is to adopt same set of system, and coil is to compress by iron yoke entirety, simple in structure, reliability is high, coil is stressed evenly; Iron yoke fastening is by drawing screw rod at folder locking nut setting up and down tight, thereby fixes whole upper and lower yoke by folder, simple to operate, cost is low, and reliability is high.
The invention has the beneficial effects as follows: overlap independently fastening system by original coil and iron yoke two and change a set of fastening system into; Effectively improve the reliability of product, effectively reduced material cost and cost of manufacture.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of prior art;
Fig. 2 is structural representation of the present invention;
In figure: 1, upper clamping piece; 2, core through screw rod; 3, the first locking nut; 4, draw screw rod; 5, coil; 6, the 3rd locking nut; 7, lower clamping piece; 8, the 4th locking nut; 9, lower yoke; 10, bottom plate; 11, top board; 12, upper yoke; 13, the second locking nut.
Embodiment
The present invention is further detailed explanation with preferred embodiment by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present invention is only described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As Fig. 1 shows, the fastening of coil and iron yoke is to have adopted two cover systems.The compression of original structure coil is by drawing screw rod to strain upper and lower pressing palette, thus coil pressing, the problem easily producing is that pressing palette needs thickening, easily distortion, and coil discontinuity, causes not pressing tightly.In original structure iron yoke be fixedly by epoxy cylinder by upper and lower iron yoke stretching, by core through screw rod, folder is connected with iron yoke, draw screw rod that upper and lower iron yoke is strained by another, complex structure, and epoxy cylinder, as insulating material, can produce contraction, cause Double layer iron yoke loosening.
A kind of air core reactor machine body structure as shown in Figure 2, comprises coil 5, upper yoke 12, lower yoke 9, draws screw rod 4, upper clamping piece 1 and lower clamping piece 7, and coil 5 upper and lower sides are provided with top board 11 and bottom plate 10; The top of top board is provided with upper yoke 12, and the below of bottom plate is provided with lower yoke 9; Between upper and lower iron yoke, be connected by core through screw rod 2; Upper and lower iron yoke is by drawing screw rod to strain and make upper and lower iron yoke coil pressing; The end of upper yoke is provided with upper clamping piece, and the end of lower yoke is provided with lower clamping piece; Upper and lower folder is respectively by arranging the locking of locking nut external member.Locking nut external member comprises the second locking nut 13, the 3rd locking nut 6 of bottom plate top and the 4th locking nut 8 of lower clamping piece below above the first locking nut 3, the upper clamping piece that is arranged on top board below.
In Fig. 2, the fastening cover system that adopted of coil and iron yoke.It is connected iron yoke by core through screw rod equally with folder, after product drying, assembling finish, product is press on the whole, by press active force in upper yoke, be applied to predetermined design thrust, fastening first and the 4th locking nut, thus coil is compressed, then fastening first and the 3rd locking nut, thereby by upper and lower iron yoke locking.In this structure, the fixing employing of iron yoke is to be rigidly connected, and does not have contraction problem, fasteningly reliably can not become flexible.
The present invention has proposed a kind of new thinking on original air core reactor fastening system, overlaps independently fastening system change a set of fastening system into by original coil and iron yoke two.Fig. 2 structure is compared with Fig. 1 structure, and fastening structure is easier, reliability is higher, and has reduced epoxy cylinder, has reduced pressing palette thickness, reduced the quantity of drawing screw rod, and cost is cheaper.
Just the specific embodiment of the present invention of describing in above specification, various not illustrating is construed as limiting flesh and blood of the present invention, person of an ordinary skill in the technical field read after specification can to before described embodiment make an amendment or be out of shape, and do not deviate from the spirit and scope of the invention.
Claims (3)
1. an air core reactor machine body structure, comprises coil, upper yoke, lower yoke, draws screw rod, upper clamping piece and lower clamping piece, it is characterized in that: described coil upper and lower side is provided with top board and bottom plate; The top of described top board is provided with upper yoke, and the below of bottom plate is provided with lower yoke; Between upper and lower iron yoke, be connected by core through screw rod; Described upper and lower iron yoke is by drawing screw rod to strain and make upper and lower iron yoke coil pressing; The end of described upper yoke is provided with upper clamping piece, and the end of described lower yoke is provided with lower clamping piece; Described upper and lower folder is respectively by arranging the locking of locking nut external member.
2. a kind of air core reactor machine body structure as claimed in claim 1, is characterized in that: described locking nut external member comprises the second locking nut, the 3rd locking nut of bottom plate top and the 4th locking nut of lower clamping piece below above the first locking nut, the upper clamping piece that is arranged on top board below.
3. a kind of air core reactor machine body structure as claimed in claim 1, is characterized in that: described draw screw rod, core through screw rod and locking nut external member form fastening system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331258.XA CN104078213A (en) | 2014-07-11 | 2014-07-11 | Air reactor body structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331258.XA CN104078213A (en) | 2014-07-11 | 2014-07-11 | Air reactor body structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104078213A true CN104078213A (en) | 2014-10-01 |
Family
ID=51599415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410331258.XA Pending CN104078213A (en) | 2014-07-11 | 2014-07-11 | Air reactor body structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN104078213A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742040A (en) * | 2016-05-11 | 2016-07-06 | 深圳市英大科特技术有限公司 | Superstrong fastening structure and electric reactor using superstrong fastening structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2069164U (en) * | 1990-01-23 | 1991-01-09 | 长沙变压器厂 | Reactance three phase pulse width modulation |
| US6060975A (en) * | 1998-03-31 | 2000-05-09 | Trans-Coil, Inc. | Bobbin with integral support tabs |
| CN201112092Y (en) * | 2007-09-11 | 2008-09-10 | 中电电气集团有限公司 | Non-encapsulated dry-type transformer coil axial direction pressing device |
| CN201251995Y (en) * | 2008-09-02 | 2009-06-03 | 山东金曼克变压器有限公司 | High-stability transformer |
| CN101882498A (en) * | 2010-06-29 | 2010-11-10 | 广州智光电气股份有限公司 | Reactor |
| CN102403104A (en) * | 2011-11-14 | 2012-04-04 | 张家港市中亚特种变压器制造有限公司 | Double reverse stars type rectifier transformer |
| CN203225157U (en) * | 2013-03-26 | 2013-10-02 | 欧伏电气有限公司 | Dry type air-cooled reactor |
| CN203966798U (en) * | 2014-07-11 | 2014-11-26 | 江苏华鹏变压器有限公司 | A kind of air core reactor machine body structure |
-
2014
- 2014-07-11 CN CN201410331258.XA patent/CN104078213A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2069164U (en) * | 1990-01-23 | 1991-01-09 | 长沙变压器厂 | Reactance three phase pulse width modulation |
| US6060975A (en) * | 1998-03-31 | 2000-05-09 | Trans-Coil, Inc. | Bobbin with integral support tabs |
| CN201112092Y (en) * | 2007-09-11 | 2008-09-10 | 中电电气集团有限公司 | Non-encapsulated dry-type transformer coil axial direction pressing device |
| CN201251995Y (en) * | 2008-09-02 | 2009-06-03 | 山东金曼克变压器有限公司 | High-stability transformer |
| CN101882498A (en) * | 2010-06-29 | 2010-11-10 | 广州智光电气股份有限公司 | Reactor |
| CN102403104A (en) * | 2011-11-14 | 2012-04-04 | 张家港市中亚特种变压器制造有限公司 | Double reverse stars type rectifier transformer |
| CN203225157U (en) * | 2013-03-26 | 2013-10-02 | 欧伏电气有限公司 | Dry type air-cooled reactor |
| CN203966798U (en) * | 2014-07-11 | 2014-11-26 | 江苏华鹏变压器有限公司 | A kind of air core reactor machine body structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742040A (en) * | 2016-05-11 | 2016-07-06 | 深圳市英大科特技术有限公司 | Superstrong fastening structure and electric reactor using superstrong fastening structure |
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Application publication date: 20141001 |
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