CN216671369U - Wiring device of distribution transformer - Google Patents
Wiring device of distribution transformer Download PDFInfo
- Publication number
- CN216671369U CN216671369U CN202220244970.6U CN202220244970U CN216671369U CN 216671369 U CN216671369 U CN 216671369U CN 202220244970 U CN202220244970 U CN 202220244970U CN 216671369 U CN216671369 U CN 216671369U
- Authority
- CN
- China
- Prior art keywords
- connecting seat
- distribution transformer
- threaded hole
- wiring device
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002788 crimping Methods 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model provides a wiring device of a distribution transformer; the power distribution transformer pile head connecting structure comprises a connecting seat and a connector, wherein a first threaded hole is formed in one end of the connecting seat, the first threaded hole of the connecting seat is matched with an external thread of a pile head of a power distribution transformer, and a second threaded hole is formed in the other end of the connecting seat; connect one end to be equipped with the screw portion with the second screw hole complex of connecting seat, connect the other end to open the dead slot that has the power supply line tip to stretch into, stretch into the crimping between the electric wire end of dead slot and the joint and fix. The wiring device of the distribution transformer has the beneficial effects that: rational in infrastructure, when changing connecting wire, direct replacement connects and the electric wire, compares prior art and need not scrap the fastener, and follow-up change operation is also more convenient.
Description
Technical Field
The utility model relates to a wiring device of a distribution transformer.
Background
The distribution transformer is a static electrical appliance that transforms ac voltage and current to transfer ac power in an electrical system according to the law of electromagnetic induction. In some areas, power transformers are rated for voltages below 35 KV (most are 10KV and below). The distribution transformer is preferably pole mounted or open-air floor mounted.
Be equipped with a plurality of low pressure pile heads and high-pressure pile head on distribution transformer and be used for being connected with outside electric wire, for example the high-voltage lead is so that aluminium wire can copper aluminium combine, and low pressure part low tension cable is the connecting material of so low pressure pile head of full copper material exactly is full copper material, and it is fixed with the crimping between pile head and the outside electric wire through fastener and bolt cooperation at present, but the above-mentioned mechanism of connecting through the fastener has following shortcoming: 1. the connecting process is complicated and the operation is inconvenient; 2. if the external connection electric wire needs to be replaced, the wire clamp needs to be directly scrapped, and the subsequent replacement operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wiring device of a distribution transformer, which has a reasonable structure and is convenient to replace.
In order to solve the technical problem, the utility model provides a wiring device of a distribution transformer;
the power distribution transformer pile head connecting structure comprises a connecting seat and a connector, wherein a first threaded hole is formed in one end of the connecting seat, the first threaded hole of the connecting seat is matched with an external thread of a pile head of a power distribution transformer, and a second threaded hole is formed in the other end of the connecting seat;
connect one end to be equipped with the screw portion with the second screw hole complex of connecting seat, connect the other end to open the dead slot that has the power supply line tip to stretch into, stretch into the crimping between the electric wire end of dead slot and the joint and fix.
As the preferred of the wiring device of the distribution transformer, the middle part of the connecting seat is provided with a bend, and the central line of the first threaded hole of the connecting seat is perpendicular to the central line of the second threaded hole of the connecting seat.
Preferably, the connection device of the distribution transformer is characterized in that a first convex part consistent with the outer contour of the nut is arranged on the outer wall of the end part of the connecting seat close to the first threaded hole, and the center line of the first convex part is consistent with the center line of the first threaded hole;
and a second bulge part consistent with the outer contour of the nut is arranged on the outer wall of the joint between the stud and the hollow groove, and the center line of the second bulge part is consistent with the center line of the stud.
Preferably, the connection device of the distribution transformer comprises a front joint part and a rear joint part, wherein the front joint part is provided with a screw column part matched with the second screw hole of the connecting seat, the rear joint part is provided with an empty groove into which the end part of the power supply line extends, and the front joint part and the rear joint part are fixedly connected.
As the preferred of this distribution transformer's wiring device, the connecting seat adopts copper material.
Preferably, in the wiring device for a distribution transformer, the front terminal portion of the terminal is made of a copper material, and the rear terminal portion is made of an aluminum material.
After the structure is adopted, the first threaded hole of the connecting seat is matched with the high-voltage pile head or the low-voltage pile head of the distribution transformer, and then the joint stud part after the electric wire is connected is matched with the second threaded hole of the connecting seat, so that the electric wire is connected with the high-voltage pile head or the low-voltage pile head of the distribution transformer; if the electric wire has a problem and needs to be replaced, the connection between the connector and the connecting seat is removed, and then the new connector screw part connected with the electric wire is matched with the second threaded hole of the connecting seat, so that the replacement of the end part of the connecting wire is completed.
The wiring device of the distribution transformer has the beneficial effects that: rational in infrastructure, when changing connecting wire, direct replacement connects and the electric wire, compares prior art and need not scrap the fastener, and follow-up change operation is also more convenient.
Drawings
Fig. 1 is a diagram showing a state of use of a first embodiment of the wiring device of the distribution transformer.
Fig. 2 is a schematic structural diagram of a first wiring device of the distribution transformer according to the present embodiment.
Fig. 3 is a cross-sectional view of a terminal of an embodiment of the wiring device of the distribution transformer.
Fig. 4 is a usage state diagram of the second embodiment of the wiring device of the distribution transformer.
Fig. 5 is a sectional view of the second terminal of the wiring device of the present distribution transformer.
Detailed Description
Example one
As shown in figures 1 to 3.
The wiring device of the distribution transformer comprises a connecting seat 1 and a joint 2.
Connecting seat 1 adopts the copper product, and connecting seat 1 middle part is equipped with bends, and 1 lower extreme of connecting seat is opened has first screw hole 11, and the first screw hole 11 of connecting seat 1 and distribution transformer 3's low-voltage pile head 31 external screw thread fit, and open the rear end of connecting seat 1 has second screw hole 12, and 11 central lines of first screw hole of connecting seat 1 and 12 central lines mutually perpendicular of second screw hole.
The outer wall of the end part of the connecting seat 1 close to the first threaded hole 11 is provided with a nut-shaped first protruding part 13, and the central line of the first protruding part 13 is consistent with that of the first threaded hole 11.
The connector 2 is also made of copper, a stud part 21 matched with the second threaded hole 12 of the connecting seat 1 is arranged at the front section of the connector 2, an empty groove 22 is formed in the rear end of the connector 2, and after the end part of the wire 4 extending into the empty groove 22 and the empty groove 22 of the connector 2 are connected and fixed in a compression joint mode through a wire pressing pliers.
The outer wall of the joint 2 between the stud and the empty groove 22 is provided with a nut-shaped second bulge part 23, and the center line of the second bulge part 23 is consistent with the center line of the stud.
When the connector is used, the first threaded hole 11 of the connecting seat 1 is directly matched with the low-voltage pile head 31 of the distribution transformer 3, and then the stud part 21 of the connector 2, which is connected with the electric wire 4, is matched with the second threaded hole 12 of the connecting seat 1, so that the electric wire 4 is connected with the low-voltage pile head 31 of the distribution transformer 3.
If the electric wire 4 has a problem and needs to be replaced, the connector 2 is directly rotated reversely, the connection between the connector 2 and the connecting seat 1 is removed, and then the stud part 21 of the new connector 2 connected with the electric wire 4 is matched with the second threaded hole 12 of the connecting seat 1, so that the replacement of the end part of the wiring is completed.
Example two
As shown in fig. 4 to 5.
The difference between this embodiment and the first embodiment is:
in the embodiment, the first threaded hole of the connecting seat 1a is matched with the external thread of the high-voltage pile head 32a of the distribution transformer 3 a; the connector 2a comprises a front connector part 24a and a rear connector part 25a, the front connector part 24a is provided with a screw column part 21a matched with the second screw hole of the connecting seat 1a, the rear connector part 25a is provided with an empty groove 22a into which the end part of the power supply line extends, the front connector part 24a and the rear connector part 25a are fixed, the front connector part 24a of the connector is made of copper, and the rear connector part 25a is made of aluminum.
The connection device of the distribution transformer in this embodiment is the same as the use method and the technical effect to be achieved in the first embodiment, and is not described herein again.
While only two embodiments of the present invention have been described, it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit of the utility model, and these changes and modifications should be construed as falling within the scope of the utility model.
Claims (6)
1. A wiring device for a distribution transformer, characterized in that:
the power distribution transformer pile head connecting structure comprises a connecting seat and a connector, wherein a first threaded hole is formed in one end of the connecting seat, the first threaded hole of the connecting seat is matched with an external thread of a pile head of a power distribution transformer, and a second threaded hole is formed in the other end of the connecting seat;
connect one end to be equipped with the screw portion with the second screw hole complex of connecting seat, connect the other end to open the dead slot that has the power supply line tip to stretch into, stretch into the crimping between the electric wire end of dead slot and the joint and fix.
2. The wiring device of a distribution transformer as claimed in claim 1, wherein:
a bend is arranged in the middle of the connecting seat, and the center line of the first threaded hole of the connecting seat is perpendicular to the center line of the second threaded hole of the connecting seat.
3. The wiring device of a distribution transformer as claimed in claim 1, wherein:
a first bulge part consistent with the outer contour of the nut is arranged on the outer wall of the end part of the connecting seat close to the first threaded hole, and the center line of the first bulge part is consistent with the center line of the first threaded hole;
and a second bulge part consistent with the outer contour of the nut is arranged on the outer wall of the joint between the stud and the hollow groove, and the center line of the second bulge part is consistent with the center line of the stud.
4. The wiring device of a distribution transformer as claimed in claim 1, wherein:
the connector comprises a front connector part and a rear connector part, the front connector part is provided with a stud part matched with the second threaded hole of the connecting seat, the rear connector part is provided with an empty groove into which the end part of the power supply line extends, and the front connector part and the rear connector part are fixedly connected.
5. The wiring device of a distribution transformer as claimed in claim 4, wherein:
the connecting seat is made of copper.
6. The wiring device of a distribution transformer as claimed in claim 5, wherein:
the front joint part of the joint is made of copper materials, and the rear joint part of the joint is made of aluminum materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220244970.6U CN216671369U (en) | 2022-01-29 | 2022-01-29 | Wiring device of distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220244970.6U CN216671369U (en) | 2022-01-29 | 2022-01-29 | Wiring device of distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216671369U true CN216671369U (en) | 2022-06-03 |
Family
ID=81763762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220244970.6U Active CN216671369U (en) | 2022-01-29 | 2022-01-29 | Wiring device of distribution transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216671369U (en) |
-
2022
- 2022-01-29 CN CN202220244970.6U patent/CN216671369U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216671369U (en) | Wiring device of distribution transformer | |
| CN215119865U (en) | Quick overlap joint low pressure air wire insulating tool | |
| CN102891417B (en) | Lead connecting method and junction terminal | |
| CN206789718U (en) | A kind of earthing clamp | |
| CN114284044A (en) | Wiring device of distribution transformer | |
| CN109524809A (en) | The fast wiring clip and insulation gripper clamp and operating method of low-voltage live line work | |
| CN210897738U (en) | Transformer cold pressure welding binding post | |
| CN2153151Y (en) | High-tension hot-line connector | |
| CN208256428U (en) | A kind of connecting terminal, casing and transformer | |
| CN208505768U (en) | A kind of suspension clamp strength test fixture | |
| CN208461209U (en) | Secondary screen top auxiliary bus-bar joint | |
| CN201868716U (en) | Overhead lead wiring tool | |
| CN217522251U (en) | Energy-taking power supply device for integrated power distribution switch controller | |
| CN2174788Y (en) | Electric terminal with screw stem | |
| CN212318496U (en) | Novel wire clamp nut of high-voltage wire for high-speed rail | |
| CN218414155U (en) | Low-voltage 690V/400V double-voltage three-phase oil-immersed distribution transformer | |
| CN216598054U (en) | Special quick connecting device of low pressure parallel power | |
| CN215005533U (en) | Improved electric power high-voltage test wiring device | |
| CN219065573U (en) | High-voltage cable branch line box cable test wiring device for power construction | |
| CN204118292U (en) | Crimp type binding post is exempted from threaded opening taper | |
| CN218730625U (en) | Wiring device for high-voltage vacuum circuit breaker | |
| CN218586380U (en) | Double-frequency double-voltage single-phase generator wiring board | |
| CN220401004U (en) | Cable installation plug | |
| CN216289518U (en) | Novel switch cabinet grounding bar connecting line structure | |
| CN210326209U (en) | Wiring terminal for high-voltage circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |