CN204480866U - A kind of pressing device of transformer coil - Google Patents
A kind of pressing device of transformer coil Download PDFInfo
- Publication number
- CN204480866U CN204480866U CN201520178627.6U CN201520178627U CN204480866U CN 204480866 U CN204480866 U CN 204480866U CN 201520178627 U CN201520178627 U CN 201520178627U CN 204480866 U CN204480866 U CN 204480866U
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- China
- Prior art keywords
- cushion block
- bolt
- lower clamp
- nut
- transformer coil
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Abstract
The utility model discloses a kind of pressing device of transformer coil, relate to field transformer.For transformer coil winding complete, the demoulding, shaping, compressing structure after dry process; Cushion block, perforation slip cushion block and limiting stand is regulated to form primarily of bolt, upper lower clamp, gap; This compressing structure is the gap adopting gap to regulate cushion block adjusting nut and upper fixture fixed bolster interblock, and a small amount of rotating nut, reaches fastening coil object.Before clamp nut, the gap of adjusting nut and sliding mats interblock, inserts the adjustment cushion block of respective thickness, is used for reducing the fastening stroke of nut, increases work efficiency.Hold down gag of the present utility model changes existing transformer coil compacted form, which reduces nut, process that pad repeated removal, bolt repeat to penetrate lower clamp; The utility model bolt used, only at bolt top tapping one section of screw thread, decreases fastening middle nut and to wear and tear the metallic dust brought; Hold down gag of the present utility model can ensure coil axes to up rightness.
Description
Technical field
The present invention relates to field transformer, particularly a kind of pressing device of transformer coil.
Background technology
In prior art transformer coil hold-down mechanism in lower clamp on bolt-through, and adopt two clamp nut.The disadvantage that in prior art, transformer coil hold-down mechanism brings is: a, that nut loosens, tighten stroke is long; B, silking serious wear, produce more metallic dust; C, bolt bottom are remaining inconsistent, easily cause coil axes to inclination.
Summary of the invention
In order to make up above deficiency, the invention provides that the tight stroke of a kind of nut is short, metallic dust produces less, can ensure that coil axes is to vertical pressing device of transformer coil.
Technical scheme of the present invention is:
A kind of pressing device of transformer coil, comprise bolt 7, upper fixture 5 and lower clamp 9, described bolt 7 arranges nut 1, slip cushion block 3 and fixing supporting plate 11 from top to bottom respectively; Described slip cushion block 3 is set on described bolt 7, and the lower surface of described slip cushion block 3 is provided with the first alignment pin 31; Described fixing supporting plate 11 is fixedly connected with bolt 7, and described fixing supporting plate 11 is provided with the second location hole 111; The upper surface of described upper fixture 5 is fixedly installed fixture and fixes cushion block 4, described upper fixture is fixed on cushion block 4 and is provided with the first breach 42, the width of described first breach 42 equals the diameter of bolt 7, and described upper fixture fixes the first location hole 41 cushion block 4 being also provided with and coordinating with described first alignment pin 31; The lower surface of described lower clamp 9 is fixedly installed lower clamp and fixes cushion block 10, described lower clamp is fixed on cushion block 10 and is provided with the second breach 102, the width of described second breach 102 equals the diameter of bolt 7, and described lower clamp fixes the second alignment pin 101 cushion block 10 being also provided with and coordinating with described second location hole 111; Be provided with between described nut 1 and slip cushion block 3 and regulate cushion block 2, described adjustment cushion block 2 is provided with the 3rd breach 21, the width of described 3rd breach 21 equals the diameter of bolt 7.
Preferably, described lower clamp 9 lower surface is fixedly installed feet 12, and the bottom face of described feet 12 is lower than the lower surface of fixing supporting plate 11.
Preferably, described bolt 7 is fixedly installed guide vane end stop 6, described guide vane end stop 6 is between dynamic cushion block 3 and fixing supporting plate 11.The effect of guide vane end stop 6 is: after bolt and fixture are dismantled, the sliding scale of limit slippage cushion block 3 on bolt 7.
Preferably, described first location hole 41 is coaxially arranged with described second location hole 111.
Preferably, described bolt 7 is each passed through and regulates cushion block 2, slip cushion block 3, upper fixture to fix the center that cushion block 4 lower clamp fixes cushion block 10.
Further, described fixing supporting plate 11 is welded to connect with the bottom face of bolt 7.
Preferably, described upper fixture is fixed cushion block 4 and is welded to connect with upper fixture 5; Described lower clamp is fixed cushion block 10 and is welded to connect with lower clamp 9.
Regulate the gap width of the 3rd breach on cushion block 2 to mate with the diameter of bolt, depth requirements makes bolt axle center overlap with cushion block diagonal, and thickness can be sizes, is convenient to the gap of selecting to insert nut 1 and upper fixture 5.
Beneficial effect of the present invention is:
Before clamp nut, the gap of adjusting nut and sliding mats interblock, inserts the adjustment cushion block of respective thickness, is used for reducing the fastening stroke of nut, increases work efficiency.
When after fastening nuts, each alignment pin and the location hole corresponding to it play self-locking action, when preventing coil handling, and bolt and fixture slippage.
Hold down gag of the present invention changes existing transformer coil compacted form, which reduces nut, process that pad repeated removal, bolt repeat to penetrate lower clamp; The present invention's bolt used, only at bolt top tapping one section of screw thread, decreases fastening middle nut and to wear and tear the metallic dust brought; Hold down gag of the present invention can ensure coil axes to up rightness.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of pressing device of transformer coil of the present invention;
Fig. 2 is the structural representation regulating cushion block in Fig. 1;
Fig. 3 is the main TV structure schematic diagram of cushion block of sliding in Fig. 1;
Fig. 4 is that Fig. 3 slides the longitudinal cross-section structural representation of cushion block;
Fig. 5 is the structural representation that in Fig. 1, upper fixture fixes cushion block;
Fig. 6 is the main TV structure schematic diagram that in Fig. 1, lower clamp fixes cushion block;
Fig. 7 is the longitudinal cross-section structural representation that Fig. 6 lower clamp fixes cushion block;
Fig. 8 is the structural representation fixing supporting plate in Fig. 1.
Embodiment
Embodiment 1
As Figure 1-Figure 8, a kind of pressing device of transformer coil, comprises bolt 7, upper fixture 5 and lower clamp 9.Bolt 7 arranges nut 1, slip cushion block 3 and fixing supporting plate 11 from top to bottom respectively.
Slip cushion block 3 is set on bolt 7 by center hole 32, the diameter 0.05-1mm larger than the diameter of bolt 7 of center hole 32; The lower surface of slip cushion block 3 is provided with the first alignment pin 31.
Fixing supporting plate 11 is welded to connect with the bottom face of bolt 7, and fixing supporting plate 11 is provided with the second location hole 111.
The upper surface of upper fixture 5 is welded with fixture and fixes cushion block 4, upper fixture is fixed on cushion block 4 and is provided with the first breach 42, the width of the first breach 42 equals the diameter of bolt 7, and upper fixture fixes the first location hole 41 cushion block 4 being also provided with and coordinating with the first alignment pin 31.
The lower surface of lower clamp 9 is welded with lower clamp and fixes cushion block 10, lower clamp is fixed on cushion block 10 and is provided with the second breach 102, the width of the second breach 102 equals the diameter of bolt 7, and lower clamp fixes the second alignment pin 101 cushion block 10 being also provided with and coordinating with the second location hole 111.Second location hole 111 and the first location hole 41 are coaxially arranged.
Be provided with between nut 1 and slip cushion block 3 and regulate cushion block 2, regulate width cushion block 2 being provided with the 3rd breach the 21, three breach 21 to equal the diameter of bolt 7.
Lower clamp 9 lower surface is welded with feet 12, and the bottom face of feet 12 is lower than the lower surface of fixing supporting plate 11.
Bolt 7 is fixedly installed guide vane end stop 6, guide vane end stop 6 is between slip cushion block 3 and fixing supporting plate 11.The effect of guide vane end stop 6 is: after bolt and fixture are dismantled, the sliding scale of limit slippage cushion block 3 on bolt 7.
In order to nut force is more even, bolt 7 is each passed through and regulates cushion block 2, slip cushion block 3, upper fixture to fix the center that cushion block 4 lower clamp fixes cushion block 10.
Claims (7)
1. a pressing device of transformer coil, comprises bolt (7), upper fixture (5) and lower clamp (9), it is characterized in that: described bolt (7) arranges nut (1), slip cushion block (3) and fixing supporting plate (11) from top to bottom respectively; Described slip cushion block (3) is set on described bolt (7), and the lower surface of described slip cushion block (3) is provided with the first alignment pin (31); Described fixing supporting plate (11) is fixedly connected with bolt (7), and described fixing supporting plate (11) is provided with the second location hole (111); The upper surface of described upper fixture (5) is fixedly installed fixture and fixes cushion block (4), described upper fixture is fixed on cushion block (4) and is provided with the first breach (42), the width of described first breach (42) equals the diameter of bolt (7), and described upper fixture fixes the first location hole (41) cushion block (4) being also provided with and coordinating with described first alignment pin (31); The lower surface of described lower clamp (9) is fixedly installed lower clamp and fixes cushion block (10), described lower clamp is fixed on cushion block (10) and is provided with the second breach (102), the width of described second breach (102) equals the diameter of bolt (7), and described lower clamp fixes the second alignment pin (101) cushion block (10) being also provided with and coordinating with described second location hole (111); Be provided with between described nut (1) and slip cushion block (3) and regulate cushion block (2), described adjustment cushion block (2) is provided with the 3rd breach (21), the width of described 3rd breach (21) equals the diameter of bolt (7).
2. pressing device of transformer coil as claimed in claim 1, is characterized in that: described lower clamp (9) lower surface is fixedly installed feet (12), and the bottom face of described feet (12) is lower than the lower surface of fixing supporting plate (11).
3. pressing device of transformer coil as claimed in claim 1, it is characterized in that: described bolt (7) is fixedly installed guide vane end stop (6), described guide vane end stop (6) is positioned between dynamic cushion block (3) and fixing supporting plate (11).
4. pressing device of transformer coil as claimed in claim 1, is characterized in that: described first location hole (41) and described second location hole (111) are coaxially arranged.
5. the pressing device of transformer coil as described in any one of claim 1-4, is characterized in that: described bolt (7) is each passed through and regulates cushion block (2), slip cushion block (3), upper fixture to fix the center that cushion block (4) lower clamp fixes cushion block (10).
6. pressing device of transformer coil as claimed in claim 5, is characterized in that: described fixing supporting plate (11) is welded to connect with the bottom face of bolt (7).
7. pressing device of transformer coil as claimed in claim 5, is characterized in that: described upper fixture is fixed cushion block (4) and is welded to connect with upper fixture (5); Described lower clamp is fixed cushion block (10) and is welded to connect with lower clamp (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520178627.6U CN204480866U (en) | 2015-03-28 | 2015-03-28 | A kind of pressing device of transformer coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520178627.6U CN204480866U (en) | 2015-03-28 | 2015-03-28 | A kind of pressing device of transformer coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204480866U true CN204480866U (en) | 2015-07-15 |
Family
ID=53636643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520178627.6U Active CN204480866U (en) | 2015-03-28 | 2015-03-28 | A kind of pressing device of transformer coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204480866U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106024326A (en) * | 2016-08-11 | 2016-10-12 | 吴江变压器有限公司 | Transformer core clamping structure |
| CN106925984A (en) * | 2015-12-31 | 2017-07-07 | 沪东重机有限公司 | The matched mounting tool of run through bolt |
| CN107993834A (en) * | 2017-12-26 | 2018-05-04 | 铜陵三佳变压器科技股份有限公司 | A kind of transformer winding dries constant-voltage equipment |
| CN109243807A (en) * | 2018-11-26 | 2019-01-18 | 江西亚威电气有限公司 | A kind of coil compressing device |
-
2015
- 2015-03-28 CN CN201520178627.6U patent/CN204480866U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106925984A (en) * | 2015-12-31 | 2017-07-07 | 沪东重机有限公司 | The matched mounting tool of run through bolt |
| CN106024326A (en) * | 2016-08-11 | 2016-10-12 | 吴江变压器有限公司 | Transformer core clamping structure |
| CN107993834A (en) * | 2017-12-26 | 2018-05-04 | 铜陵三佳变压器科技股份有限公司 | A kind of transformer winding dries constant-voltage equipment |
| CN107993834B (en) * | 2017-12-26 | 2020-02-14 | 铜陵三佳变压器科技股份有限公司 | Transformer winding drying constant voltage device |
| CN109243807A (en) * | 2018-11-26 | 2019-01-18 | 江西亚威电气有限公司 | A kind of coil compressing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200806 Granted publication date: 20150715 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20200821 Granted publication date: 20150715 |
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| PD01 | Discharge of preservation of patent |