CN208256471U - Low voltage winding in transformers lead-out wire shaping tooling - Google Patents
Low voltage winding in transformers lead-out wire shaping tooling Download PDFInfo
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- CN208256471U CN208256471U CN201820803999.7U CN201820803999U CN208256471U CN 208256471 U CN208256471 U CN 208256471U CN 201820803999 U CN201820803999 U CN 201820803999U CN 208256471 U CN208256471 U CN 208256471U
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- out wire
- lead
- low
- bending
- shaping tooling
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Abstract
The utility model provides a kind of low voltage winding in transformers lead-out wire shaping tooling, low voltage winding in transformers lead-out wire shaping tooling includes cooperating for the fixture for the low-voltage coil lead-out wire that is fixedly clamped and with the fixture to clamp the bending wrench of bending low-voltage coil lead-out wire, the bending wrench is equipped with for being sleeved in low-voltage coil lead-out wire to the suit hole in plastic section, and the suit hole has in the limit inner wall for treating plastic section progress surrounding limit when plastic section is bent over.In use, the limit inner wall of suit hole can treat the limit that plastic section carries out surrounding when fixture and bending wrench are matched for clamping tightly bending, the phenomenon that will appear routed line after plastic section compression during bending is prevented, and then influence the total quality after bending.From the foregoing, it will be observed that the shaping tooling of the utility model can be suitable for inclusion in the low-voltage coil of multiple conducting wires, the routed line phenomenon of multiple conducting wires can be effectively prevented.
Description
Technical field
The utility model relates to a kind of low voltage winding in transformers lead-out wire shaping toolings.
Background technique
Oil-immersed transformer includes iron core and the high and low pressure coil being wrapped on iron core, low in coiling
When crimping circle, lead-out wire is imbedded in coil inside, transformer lead assembly when need by the lead-out wire of low-voltage coil from
Coil inside pulls out, and welds after bending is one or many with conducting copper.
In order to achieve the above purpose, relevant research, such as Granted publication have been carried out to the tool of bending in the prior art
Number a kind of transformer coil wire kink pincers are disclosed for a utility model patent of CN202534500U, bending pincers include
Two handles and the binding clip being connected on handle, binding clip include the L shape curved forceps head connecting with one of handle, further include with
The friction clamp head of another handle connection, L shape curved forceps head is hinged by hinged shaft with friction clamp head, which, which has, extends to outside binding clip
Extended segment, be respectively arranged with positioning region corresponding with extended segment on L shape curved forceps head and friction clamp head, the center of extended segment and
The center of two positioning regions is not on the same line.In use, coil lead is protruded at two positioning regions and extended segment, turn
Dynamic friction clamp head, angle that can be certain by coil lead bending.
But the transformer of the prior art mostly Authorization Notice No. be CN204117795U utility model patent as described in,
Wherein low-voltage coil includes the conducting wire of several paralleled conductor.It is clamped according to bending in the prior art, on the one hand, by leading for several paralleled conductor
The lead-out wire external dimensions for the low-voltage coil that line is constituted is larger, can not protrude into two between positioning region and extended segment；Another party
Face, in the prior art, extended segment and two positioning regions in the axial direction do not limit the lead-out wire of coil, for by more
And around conducting wire constitute low-voltage coil lead-out wire for, during bending, the lead-out wire of low-voltage coil is not locked,
If multiple conducting wires solid arrange, multiple conducting wires stress can be expanded to two sides in bending process, i.e., will appear to plastic section it is defeated and dispersed,
It is easy to appear loose torsional deformation, the bending degree of each conducting wire is different, and after not can guarantee low-voltage coil lead-out wire bending
Neat arrangement.From the foregoing, it will be observed that bending pincers in the prior art are not particularly suited for the low-voltage coil being made of the conducting wire of several paralleled conductor
The case where.And have in such a way that a hollow rectangular steel pipe carries out shaping in the prior art, due to square during shaping
The internal diameter and low-voltage coil of shape steel pipe draw linear dimension and do not match and do not have supporting point, cause low-voltage coil lead-out wire whole
Difficulty is handled during shape, lead is easy torsional deformation, lead-out wire warpage severity and unsightly after the completion of shaping.
Utility model content
The purpose of this utility model is to provide a kind of low voltage winding in transformers lead-out wire shaping toolings, to lead to by more
The lead-out wire for the low-voltage coil that line is constituted carries out bending.
To achieve the above object, the technical solution of the utility model low voltage winding in transformers lead-out wire shaping tooling is: one
Kind of low voltage winding in transformers lead-out wire shaping tooling, including for clamping low-voltage coil lead-out wire fixture and with the fixture
Cooperate to clamp the bending wrench of bending low-voltage coil lead-out wire, the bending wrench is equipped with to be drawn for being sleeved on low-voltage coil
To the suit hole in plastic section in outlet, the suit hole has is treating plastic section progress surrounding limit when plastic section is bent over
The limit inner wall of position.
The beneficial effects of the utility model are: low voltage winding in transformers lead-out wire shaping tooling packet provided by the utility model
Fixture and bending wrench are included, fixture is used to cooperate with fixture to realize to low for clamping low-voltage coil lead-out wire, bending wrench
Press the clamping bending of lead-out wires of coil.Bending wrench is equipped with for being sleeved in low-voltage coil lead-out wire to the set in plastic section
Hole is filled, suit hole has limit inner wall.In use, when fixture and bending wrench are matched for clamping tightly bending, in the limit of suit hole
Wall can treat the limit that plastic section carries out surrounding, prevent from will appear showing for routed line after plastic section compression during bending
As, and then influence the total quality after bending.It is led from the foregoing, it will be observed that the shaping tooling of the utility model can be suitable for inclusion in more
The low-voltage coil of line can be effectively prevented the routed line phenomenon of multiple conducting wires.
The suit hole is set on the bending wrench, and the fixture includes that can relatively move to clamp low-voltage coil extraction
The two sides clamping element of line.
The fixture includes pedestal, and one in the clamping element of two sides is the support plate being fixedly arranged on the pedestal, another is
Clamping direction activity along two sides clamping element is assemblied in the active clamping piece on the pedestal.
Active clamping piece includes ambulatory splint, and active clamping piece further includes being set on pedestal and holding out against along the clamping direction
The top tight pieces of the ambulatory splint.
The top tight pieces are screw thread spinning in the puller bolt on pedestal.
The pedestal is C-shaped configuration open at one end, and the pedestal of C-shaped includes two horizontal edges positioned opposite, wherein
One horizontal edge is equipped with the support plate, another is equipped with the top tight pieces.
The pedestal includes the dowel between at least two C-shaped plates and two neighboring C-shaped plate, and pedestal further includes two
The end plate of C-shaped plate wherein one end, the end plate are equipped with the top tight pieces.
Bending wrench includes joining end to end to surround the surrounding coaming plate of the suit hole, and surrounding coaming plate is equipped with spanner hand
Handle.
The extending direction of the suit hole is consistent with the extending direction of the pinch bar.
The surrounding coaming plate includes the side plate of four pieces of square arrangements, one of side plate and pinch bar one at
Type.
Detailed description of the invention
Fig. 1 is the schematic diagram of fixture in the utility model low voltage winding in transformers lead-out wire shaping tooling embodiment；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the schematic diagram of bending wrench in the utility model low voltage winding in transformers lead-out wire shaping tooling embodiment；
Fig. 5 is the left view of Fig. 4；
Fig. 6 is the usage state diagram of the utility model low voltage winding in transformers lead-out wire shaping tooling embodiment.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the low voltage winding in transformers lead-out wire shaping tooling of the utility model, as shown in Figures 1 to 6,
Transformer in the present embodiment is oil-immersed transformer, and shaping tooling includes mutually matched fixture 12 and bending
13 two parts of spanner, when specifically used, fixture clamps along the vertical direction draws in the low-voltage coil 14 being wrapped on iron core 11
Part, and then clamp low-voltage coil lead-out wire, bending wrench be used to by low-voltage coil lead-out wire towards setting direction clamp
The angle of bending setting.
Fixture 12 includes two C-shaped plates 1 of parallel arrangement, and two C-shaped plates 1 include vertical edge and two cross positioned opposite
The vertical edge on side, two C-shaped plates 1 is fixedly linked by dowel 4, and two C-shaped plates is made to constitute an entirety, the widthwise edge of C-shaped plate
It is achieved a fixed connection respectively by upper head plate 2 and bottom plate 3.Upper and lower end plate is positioned opposite along the vertical direction.Two C-shaped plates 1,
Dowel 4 and upper and lower end plate together constitute the accommodation space with horizontal opening, can laterally be sleeved on low-voltage coil
Lower end is to be used to compress lead-out wire.
In order to realize the clamping to low-voltage coil lead-out wire, the threaded perforations 6 extended up and down are offered on upper head plate 2,
It is coated with puller bolt 5 in 6 internal screw thread of threaded perforations, has epoxy plate in the arranged beneath of puller bolt 5.In use, by low pressure
Lead-out wires of coil is placed on bottom plate 3, and low-voltage coil lead-out wire is placed on to the lower section of epoxy plate, is held out against by rotation
Bolt 5 enables to epoxy plate and bottom plate 3 that can clamp low-voltage coil lead-out wire along the vertical direction.
Bending wrench 13 includes pinch bar 7, lower plate 8 and two side plates 10 for being encircled into suit hole 9, and pinch bar 7 has
There is certain development length, convenient for force.The extension of the extending direction Yu pinch bar 7 of suit hole 9 it can be seen from Fig. 4
Direction is consistent, when specific bending, the rotating clockwise in Fig. 4 of pinch bar 7 is made to carry out bending to low-voltage coil lead-out wire.Set
The internal diameter for filling hole 9 is slightly larger than the outer diameter of low-voltage coil lead-out wire, and bending wrench can either be sleeved on to low-voltage coil extraction
The outside of line, and can clamp each conducting wire in low-voltage coil plastic section makes each conducting wire loosely not burst and line and then is distorted
Deformation.In the utility model, either fixture or bending wrench, the mode for being all made of split are completed, and reduce cost and can
To be assembled at the scene.
The utility model use process is as follows: suitable fixture is chosen according to the capacity of low-voltage coil, fixture is set with
It is subsequent for convenience to screw puller bolt 5 in the outside of low-voltage coil lead-out wire, along the vertical direction by upper head plate 2 and bottom plate 3
Arrangement.One piece of epoxy plate is placed between upper head plate 2 and low-voltage coil lead-out wire, and low-voltage coil lead-out wire is placed on upper head plate
Under the epoxy plate of 2 lower sections, it is aligned at the edge and the root of low-voltage coil lead-out wire of epoxy plate, screws puller bolt, Zhi Daoding
Until tight bolt 5 compresses epoxy plate.Low-voltage coil is drawn according to the bending wrench that low-voltage coil capacity chooses appropriate size again
Line carry out bending, the suit hole 9 of bending wrench is sleeved on the outside to plastic section, due to suit hole 9 internal diameter be slightly larger than to
The external dimensions of plastic section can be realized smooth suit, moreover, the limit inner wall of suit hole 9 can be treated in bending process
Plastic section is limited, so that the bending degree of each conducting wire is consistent, prevents the multiple conducting wires to plastic section from defeated and dispersed, loose torsion occur
The case where song deformation, and then shaping is generated after the completion towards other Direction distortion warpages.Bending wrench is sleeved on low-voltage coil
The outside of lead-out wire, the same position for treating plastic section successively carry out upward bending and horizontal bending.
In the present embodiment, the part being bent in low-voltage coil lead-out wire is formed to plastic section, in use, to shaping section
In in suit hole 9.For the low-voltage coil of different capabilities, change the screw-in amount of puller bolt, in order to be suitable for different appearances
The low-voltage coil of amount, in the present embodiment, the specific parameter differences of bending wrench for designing different size are the big of suit hole internal diameter
It is small.
In the present embodiment, epoxy plate constitutes ambulatory splint, and ambulatory splint and puller bolt constitute active clamping piece,
Bottom plate constitutes support plate, as another clamping element.Puller bolt is top tight pieces, and in other embodiments, top tight pieces can be with
For screw-nut structure, pass through screw-nut structure pushing tow ambulatory splint.In other embodiments, can by ambulatory splint with hold out against
One end of part links together.In above-described embodiment, one in the clamping element of two sides is active clamping piece, another is fixing clamp
Tight part, in other embodiments, can two be active clamping piece, specific embodiment can be with are as follows: is also provided on bottom plate
Internal screw thread simultaneously installs puller bolt, and the upper end of puller bolt is fixed with clamping plate.In other embodiments, ambulatory splint can be oriented to
It is mounted on the pedestal being made of two C-shaped plates, dowel and upper head plate.In the present embodiment, the one of of suit hole is surrounded
Side plate is a part of pinch bar, i.e., is integrally formed with pinch bar.
In other embodiments, bending wrench can be designed as to the variable structure of suit hole internal diameter, such as constitute bending wrench
Wherein two pieces of side plate activities be assemblied on handle and lower plate.
Claims (10)
1. a kind of low voltage winding in transformers lead-out wire shaping tooling, it is characterised in that: including drawing for the low-voltage coil that is fixedly clamped
The fixture of outlet and cooperate with the fixture to clamp the bending wrench of bending low-voltage coil lead-out wire, on the bending wrench
Equipped with for being sleeved in low-voltage coil lead-out wire to the suit hole in plastic section, the suit hole has is rolled over to plastic section
The limit inner wall that plastic section carries out surrounding limit is treated when curved.
2. low voltage winding in transformers lead-out wire shaping tooling according to claim 1, it is characterised in that: the fixture includes
It can relatively move to clamp the two sides clamping element of low-voltage coil lead-out wire.
3. low voltage winding in transformers lead-out wire shaping tooling according to claim 2, it is characterised in that: the fixture includes
Pedestal, one in the clamping element of two sides is the support plate being fixedly arranged on the pedestal, another is along the clamping side of two sides clamping element
The active clamping piece on the pedestal is assemblied in activity.
4. low voltage winding in transformers lead-out wire shaping tooling according to claim 3, it is characterised in that: active clamping piece packet
Ambulatory splint is included, active clamping piece further includes the top tight pieces for being set on pedestal and holding out against along the clamping direction ambulatory splint.
5. low voltage winding in transformers lead-out wire shaping tooling according to claim 4, it is characterised in that: the top tight pieces are
Screw thread spinning is in the puller bolt on pedestal.
6. low voltage winding in transformers lead-out wire shaping tooling according to claim 4 or 5, it is characterised in that: the pedestal
For C-shaped configuration open at one end, the pedestal of C-shaped includes two horizontal edges positioned opposite, and one of horizontal edge is equipped with institute
The support plate stated, another is equipped with the top tight pieces.
7. low voltage winding in transformers lead-out wire shaping tooling according to claim 6, it is characterised in that: the pedestal includes
Dowel between at least two C-shaped plates and two neighboring C-shaped plate, pedestal further include the end plate of two C-shaped plates wherein one end,
The end plate is equipped with the top tight pieces.
8. low voltage winding in transformers lead-out wire shaping tooling described in any one of -4 according to claim 1, it is characterised in that:
Bending wrench includes joining end to end to surround the surrounding coaming plate of the suit hole, and surrounding coaming plate is equipped with pinch bar.
9. low voltage winding in transformers lead-out wire shaping tooling according to claim 8, it is characterised in that: the suit hole
Extending direction is consistent with the extending direction of the pinch bar.
10. low voltage winding in transformers lead-out wire shaping tooling according to claim 8, it is characterised in that: it is described all around
Plate includes the side plate of four pieces of square arrangements, and one of side plate and the pinch bar are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820803999.7U CN208256471U (en) | 2018-05-28 | 2018-05-28 | Low voltage winding in transformers lead-out wire shaping tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820803999.7U CN208256471U (en) | 2018-05-28 | 2018-05-28 | Low voltage winding in transformers lead-out wire shaping tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208256471U true CN208256471U (en) | 2018-12-18 |
Family
ID=64651345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820803999.7U Active CN208256471U (en) | 2018-05-28 | 2018-05-28 | Low voltage winding in transformers lead-out wire shaping tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208256471U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597858A (en) * | 2018-05-28 | 2018-09-28 | 河南森源电气股份有限公司 | A kind of low voltage winding in transformers lead-out wire shaping tooling |
| CN111653427A (en) * | 2020-07-20 | 2020-09-11 | 中国电子科技集团公司第二十四研究所 | Coaxial winding method for enameled flat wire |
-
2018
- 2018-05-28 CN CN201820803999.7U patent/CN208256471U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597858A (en) * | 2018-05-28 | 2018-09-28 | 河南森源电气股份有限公司 | A kind of low voltage winding in transformers lead-out wire shaping tooling |
| CN108597858B (en) * | 2018-05-28 | 2023-11-21 | 河南森源电气股份有限公司 | Shaping tool for outgoing line of low-voltage coil of transformer |
| CN111653427A (en) * | 2020-07-20 | 2020-09-11 | 中国电子科技集团公司第二十四研究所 | Coaxial winding method for enameled flat wire |
| CN111653427B (en) * | 2020-07-20 | 2021-11-23 | 中国电子科技集团公司第二十四研究所 | Coaxial winding method for enameled flat wire |
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