CN203721474U - Transformer high-voltage bushing lead coupling device - Google Patents
Transformer high-voltage bushing lead coupling device Download PDFInfo
- Publication number
- CN203721474U CN203721474U CN201420080548.7U CN201420080548U CN203721474U CN 203721474 U CN203721474 U CN 203721474U CN 201420080548 U CN201420080548 U CN 201420080548U CN 203721474 U CN203721474 U CN 203721474U
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- China
- Prior art keywords
- connector
- lead
- connecting piece
- transformer
- pipe
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- Expired - Lifetime
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- 230000008878 coupling Effects 0.000 title abstract 4
- 238000010168 coupling process Methods 0.000 title abstract 4
- 238000005859 coupling reaction Methods 0.000 title abstract 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Abstract
The utility model discloses a transformer high-voltage bushing lead coupling device. The coupling device is characterized by comprising an upper connecting piece and a lower connecting piece, wherein the upper connecting piece is connected with an upper pulling rope, and comprises an upper connecting pipe and a pipe cover that is connected with the upper connecting pipe and is provided with a center hole; the lower connecting piece is connected with a lower transformer lead; a connector of the transformer lead is arranged at the lower end of the lower connecting piece, and a T-shaped rotary shaft rotationally matched with the center hole of the pipe cover is fixed with the upper end of the lower connecting piece. According to the utility model, the T-shaped rotary shaft can rotate for 360 degrees along a vertical shaft, so as to prevent the phenomenon that the leads are twisted together or bended when in use, to avoid causing lead damages, to eliminate potential safety hazard and to prolong service lives of the leads; the coupling device can be connected with accessory adapters of different specifications, and is applied to conducting rods of different specifications.
Description
Technical field
The utility model belongs to substation equipment maintenance and repair technical field.
Background technology
In the time of Substation construction assembled in situ transformer high-voltage bushing, need to be by transformer lead through sleeve pipe, in original technology, use the bolt traction that go between, one end of bolt is connected with rope, and other end connection transformer goes between.Use this device easily to cause lead-in wire kink, dog leg passing through sleeve pipe go between when traction, and produce larger stress, and then damage lead-in wire inner lead and the outside insulating barrier of lead-in wire, for later safe operation leaves hidden danger.
Utility model content
Technical problem to be solved in the utility model be to provide a kind of simple in structure, volume is small and exquisite, be easy to carry, easy to use, the transformer high-voltage bushing lead-in wire draw-gear that can greatly increase work efficiency, the utility model can make lead-in wire along 360 ° of rotations of vertical axes, can effectively solve the problems such as the kink of transformer high-voltage bushing lead-in wire, dog leg, damage.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of transformer high-voltage bushing lead-in wire draw-gear, comprise the upper connector being connected with pull rope above and the lower connector being connected with transformer lead below, upper connector comprises tube connector and the pipe lid with centre bore being connected with upper tube connector, the lower end of lower connector is provided with the connector of transformer lead, the upper end of lower connector is fixed with the rotating shaft of T shape, and this T shape rotating shaft is covered centre bore with pipe and is rotatably assorted.
Further technical scheme, described upper connection tube and tube lid is threaded, and lower connector and the rotating shaft of T shape are threaded fixing.
Further technical scheme, described connector lower end is provided with attached cover, and attached set upper side is threaded with connector, and attached cover lower end is provided with conversion connector.
Further technical scheme, described upper tube connector is blind pipe, the top of blind pipe is provided with rope hole, this rope hole and pull rope compression fit.
Adopt the beneficial effect that produces of technique scheme to be: the utility model is simple in structure, volume is small and exquisite, be easy to carry, and very easy to use; The T shape rotating shaft of this lead-in wire draw-gear can be along 360 ° of rotations of vertical axes, can offset in when traction of going between the larger stress that lead-in wire produces in the time passing through sleeve pipe, avoid that lead-in wire is twisted together, dog leg phenomenon, avoid causing damage to going between, eliminate safe hidden trouble, extend the useful life that goes between; And can greatly reduce the operating time, increase work efficiency; This lead-in wire draw-gear can also connect the attached cover of different size, can be applicable to the conducting rod of different size, directly changes attached cover in implementation process, and convenient and swift, cost performance is high.
Brief description of the drawings
Fig. 1 is the structural representation of an embodiment of the utility model;
In the accompanying drawings: 1, pull rope, 2, upper tube connector, 3, the rotating shaft of T shape, 4, Guan Gai, 5, lower connector, 6, connector, 7 attached covers, 8, conversion connector.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, transformer high-voltage bushing lead-in wire draw-gear, comprise the upper connector being connected with pull rope 1 above and the lower connector 5 being connected with transformer lead below, upper connector comprises tube connector 2 and the pipe lid 4 with centre bore being connected with upper tube connector 2, the lower end of lower connector 5 is provided with the connector 6 of transformer lead, the upper end of lower connector 5 is fixed with T shape rotating shaft 3, and this T shape rotating shaft 3 is covered 4 centre bores with pipe and is rotatably assorted.Described upper tube connector 2 covers 4 with pipe and is threaded, and lower connector 5 and T shape rotating shaft 3 are threaded fixing.Described connector 6 lower ends are provided with attached cover 7, and attached cover 7 upper ends are threaded with connector 6, and attached cover 7 lower ends are provided with conversion connector 8.According to the difference of conducting rod connecting hole specification, can select the attached cover 7 of different size.Described upper tube connector 2 is blind pipe, and the top of blind pipe is provided with rope hole, this rope hole and pull rope 1 compression fit.
Installation method of the present utility model is: first, the upper end of upper tube connector 2 is connected with pull rope 1, then the body of rod end of T shape rotating shaft 3 being covered to 4 upper end from pipe passes, then go up again tube connector 2 and cover 4 and be connected with pipe, finally the connecting hole of lower connector 5 is connected with the body of rod head of T shape rotating shaft 3.
Using method of the present utility model is: in the time more than 500 kilovolts transformer high-voltage bushing being gone between to traction, from sleeve pipe upper end, whole device is put into bushing, device passes the cavity of bushing under Action of Gravity Field, and then connector 6 is threaded with the connecting hole of lead-in wire one end conducting rod, finally use the utility model traction that goes between.In the time 110 ~ 500 kv transformer bushings being gone between to traction, the conversion connector 8 of the attached cover 7 of corresponding specification is connected on lower connector 5.Use the traction that goes between of aforesaid operations method.
Operation principle of the present utility model is: T shape rotating shaft 3 has the effect that discharges wire stress and connecting lead wire and conducting rod concurrently.The head of T shape rotating shaft 3 is arranged in tube connector 2 and pipe cover 4 internal cavity, and its effect is to be covered 4 and be indirectly connected with pull rope 1 with managing by upper tube connector 2, simultaneously also guaranteed its can be along 360 ° of rotations of vertical axes, to discharge the stress of lead-in wire; The lower end of T shape rotating shaft 3 is connected with lower connector 5, so just can indirectly be connected with conducting rod by the connector 6 on lower connector 5.T shape rotating shaft 3 has just all been connected with lead-in wire and conducting rod indirectly like this, and while T shape rotating shaft 3 can also rotate to discharge the stress that goes between and produce in distraction procedure, so avoid twisting together, dog leg.
Rotating shaft of the present utility model is T shape structure, and the utility model is arranged to inverted T-shaped structure also within the utility model protection range.One end by lower connector 5 is fixedly connected with T shape rotating shaft 3, and the other end is connected with pull rope 1, one end of upper tube connector 2 is covered to 4 with pipe and be fixedly connected with, and the other end is arranged to have with connector 6 body of rod of same structure, for being connected with conducting rod.
The beneficial effects of the utility model are: the T shape rotating shaft 3 of this lead-in wire draw-gear can be along 360 ° of rotations of vertical axes, form an entirety with the lower connector 5 that is connected with lead-in wire, in the time going between traction, can offset the larger stress that lead-in wire produces in the time passing through sleeve pipe, avoid lead-in wire twist together, dog leg phenomenon, and then avoid lead-in wire to cause damage, eliminate safe hidden trouble, extend the useful life that goes between.And this lead-in wire draw-gear can connect the attached cover 7 of different size, can be applicable to the conducting rod of different size, in implementation process, directly change attached cover 7, convenient and swift.
Claims (4)
1. a transformer high-voltage bushing lead-in wire draw-gear, it is characterized in that comprising the upper connector being connected with pull rope (1) above and the lower connector (5) being connected with transformer lead below, upper connector comprises tube connector (2) and the pipe lid (4) with centre bore being connected with upper tube connector (2), the lower end of lower connector (5) is provided with the connector (6) of transformer lead, the upper end of lower connector (5) is fixed with T shape rotating shaft (3), and this T shape rotating shaft (3) is rotatably assorted with pipe lid (4) centre bore.
2. transformer high-voltage bushing lead-in wire draw-gear according to claim 1, is characterized in that described upper tube connector (2) and pipe cover (4) and be threaded, and lower connector (5) and T shape rotating shaft (3) are threaded fixing.
3. transformer high-voltage bushing lead-in wire draw-gear according to claim 1, is characterized in that described connector (6) lower end is provided with attached cover (7), and attached cover (7) upper end is threaded with connector (6), and attached cover (7) lower end is provided with changes connector (8).
4. transformer high-voltage bushing lead-in wire draw-gear according to claim 1, is characterized in that described upper tube connector (2) be blind pipe, and the top of blind pipe is provided with restrict hole, this rope hole and pull rope (1) compression fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080548.7U CN203721474U (en) | 2014-02-25 | 2014-02-25 | Transformer high-voltage bushing lead coupling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080548.7U CN203721474U (en) | 2014-02-25 | 2014-02-25 | Transformer high-voltage bushing lead coupling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203721474U true CN203721474U (en) | 2014-07-16 |
Family
ID=51160612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420080548.7U Expired - Lifetime CN203721474U (en) | 2014-02-25 | 2014-02-25 | Transformer high-voltage bushing lead coupling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203721474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794348A (en) * | 2014-02-25 | 2014-05-14 | 国家电网公司 | Transformer high-voltage bushing lead traction device |
-
2014
- 2014-02-25 CN CN201420080548.7U patent/CN203721474U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794348A (en) * | 2014-02-25 | 2014-05-14 | 国家电网公司 | Transformer high-voltage bushing lead traction device |
| CN103794348B (en) * | 2014-02-25 | 2016-03-16 | 国家电网公司 | Transformer high-voltage bushing lead-in wire draw-gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160316 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |