CN210136811U - Copper-aluminum composite connecting piece for high-voltage isolating switch - Google Patents
Copper-aluminum composite connecting piece for high-voltage isolating switch Download PDFInfo
- Publication number
- CN210136811U CN210136811U CN201921548873.0U CN201921548873U CN210136811U CN 210136811 U CN210136811 U CN 210136811U CN 201921548873 U CN201921548873 U CN 201921548873U CN 210136811 U CN210136811 U CN 210136811U
- Authority
- CN
- China
- Prior art keywords
- copper
- groove
- pipe
- aluminum
- wall
- 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
Images
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a copper aluminium combined connecting piece for high voltage isolator belongs to high voltage isolator subassembly technical field. A copper-aluminum composite connecting piece for a high-voltage isolating switch comprises an aluminum pipe and a copper pipe, wherein the outer wall of the end part of the aluminum pipe is provided with an installation groove matched with the inner diameter of the copper pipe; a sinking groove is formed in the inner wall of the mounting groove, and a bulge matched with the sinking groove is fixedly arranged at one end, close to the aluminum pipe, of the copper pipe; the outer wall of the aluminum pipe is provided with a mounting hole communicated with the sinking groove, a limiting block is connected in the mounting hole in a sliding manner along the axial direction of the aluminum pipe, the front end of the limiting block is fixedly provided with a limiting plate, and the bottom of the limiting plate is fixedly provided with a limiting column; the outer side wall of the copper pipe is provided with a limiting groove matched with the limiting column; the bottom of the limiting block is provided with a stepped groove; the utility model discloses a tip cover at the aluminum pipe is equipped with the copper pipe, and the copper pipe is used to the conducting segment, and other aluminum pipes for the fixed part have not only satisfied electric conductive property, have also satisfied the requirement that hardness supported, in addition, the utility model discloses a firm in connection between copper pipe and the aluminum pipe.
Description
Technical Field
The utility model relates to a high voltage isolator subassembly technical field especially relates to a copper aluminium composite connection spare for high voltage isolator.
Background
The high-voltage isolating switch is an important switching device in electric systems of power plants and transformer substations, needs to be matched with a high-voltage circuit breaker for use, and has the main functions of: the safety of the high-voltage electrical appliance and the device during maintenance work is ensured, and the voltage isolation function is achieved.
High voltage isolator generally comprises insulating part, conductive part, support base or frame, drive mechanism and operating device, and conductive part among the prior art often adopts the aluminum pipe, but the electrically conductive of aluminium material can not reach the high pressure connecting piece requirement, and the material of pure copper can reach electrically conductive requirement, but the cost of pure copper is higher than the aluminum pipe 9 times, therefore conductive part all adopts pure copper to lead to the cost to rise, consequently need design a compromise electric conductive property and low-cost copper aluminium connecting piece for high voltage isolator.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem mentioned in the background art, and providing a copper-aluminum composite connecting piece for high-voltage isolating switch.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a copper-aluminum composite connecting piece for a high-voltage isolating switch comprises an aluminum pipe and a copper pipe, wherein the outer wall of the end part of the aluminum pipe is provided with an installation groove matched with the inner diameter of the copper pipe;
a sinking groove is formed in the inner wall of the mounting groove, and a bulge matched with the sinking groove is fixedly arranged at one end, close to the aluminum pipe, of the copper pipe;
the outer wall of the aluminum pipe is provided with a mounting hole communicated with the sinking groove, a limiting block is connected in the mounting hole in a sliding manner along the axial direction of the aluminum pipe, the front end of the limiting block is fixedly provided with a limiting plate, and the bottom of the limiting plate is fixedly provided with a limiting column; the outer side wall of the copper pipe is provided with a limiting groove matched with the limiting column;
the ladder groove has been seted up to the bottom of stopper, the mounting hole inner wall has flexible piece along the radial sliding connection of aluminum pipe, flexible piece lateral wall sets firmly with ladder groove assorted ladder piece.
Preferably, an axial sliding groove is formed in the inner wall of the mounting hole, a sliding block is connected in the axial sliding groove in a sliding mode, and one end, far away from the axial sliding groove, of the sliding block is fixedly connected with the limiting block.
Preferably, the inner wall of the mounting hole is provided with a radial sliding groove, a sliding block is connected in the radial sliding groove in a sliding mode, and one end, far away from the radial sliding groove, of the sliding block is fixedly connected with the telescopic block.
Preferably, the bottom of the telescopic block is fixedly provided with a telescopic spring, and the bottom end of the telescopic spring is fixedly connected with the outer wall of the aluminum pipe.
Preferably, the side wall of the limiting block is fixedly provided with anti-skid grains.
Compared with the prior art, the utility model provides a copper aluminium composite connection spare for high voltage isolator possesses following beneficial effect:
1. according to the copper-aluminum composite connecting piece for the high-voltage isolating switch, the copper pipe is sleeved at the end part of the aluminum pipe, the copper pipe is used for the conductive part, and the aluminum pipe is used for other fixing parts, so that the conductive performance is met, and the requirement of hardness support is met.
2. When the copper-aluminum composite connecting piece for the high-voltage isolating switch is used, a copper pipe is sleeved in an installation groove at the end part of an aluminum pipe, and a bulge is arranged in a sinking groove in the inner wall of the installation groove; in addition, the limiting block is pushed to axially slide along the mounting hole, so that the limiting column on the limiting plate is clamped with the limiting groove on the outer side wall of the copper pipe, the purpose of fixing the copper pipe by using the limiting plate is achieved, meanwhile, the telescopic block is clamped with the limiting block, so that the position of the limiting block is fixed, and specifically, the telescopic block slides along the mounting hole in the axial direction, and the stepped block is meshed with the stepped groove under the restoring force action of the telescopic spring; when the stopper that needs resets, stopper endwise slip to the mounting hole in, flexible piece radial slip compresses expanding spring to the mounting hole in, utilizes the ladder piece block of ladder groove on the stopper with flexible piece lateral wall to fix the position of flexible piece, with the purpose that realizes the stopper and resets.
3. This copper aluminium composite connection spare for high voltage isolator through being provided with the axial spout, sliding connection has the slider in the axial spout, utilizes the slider to slide in the axial spout to realize the axial slip of stopper.
4. The copper-aluminum composite connecting piece for the high-voltage isolating switch is provided with the radial sliding groove, the sliding block is connected in the radial sliding groove in a sliding mode, and the sliding block slides in the radial sliding groove, so that the radial sliding of the telescopic block is realized.
The device in not relate to the part all the same with prior art or can adopt prior art to realize, the utility model discloses an end cover at the aluminum pipe is equipped with the copper pipe, and the copper pipe is used to conductive part, other aluminum pipes for fixed part, have not only satisfied electric conductive property, have also satisfied the requirement that hardness supported, in addition, the utility model discloses a firm in connection between copper pipe and the aluminum pipe.
Drawings
Fig. 1 is one of the structural schematic diagrams of a copper-aluminum composite connecting piece for a high-voltage isolating switch provided by the utility model;
fig. 2 is a second schematic structural view of a copper-aluminum composite connecting member for a high-voltage isolating switch according to the present invention;
fig. 3 is a third schematic structural view of a copper-aluminum composite connecting piece for a high-voltage isolating switch according to the present invention;
fig. 4 is a schematic structural diagram of a portion B in fig. 3 of a copper-aluminum composite connecting piece for a high-voltage isolating switch according to the present invention;
fig. 5 is a schematic structural diagram of a portion C in fig. 4 of a copper-aluminum composite connecting piece for a high-voltage isolating switch according to the present invention;
fig. 6 is a schematic structural view of a copper-aluminum composite connecting piece aluminum pipe for a high-voltage isolating switch, which is provided by the utility model;
fig. 7 is a schematic structural view of a portion a in fig. 6 of a copper-aluminum composite connecting piece for a high-voltage isolating switch according to the present invention;
fig. 8 is one of the schematic structural diagrams of the connection of the limiting block and the telescopic block of the copper-aluminum composite connecting piece for the high-voltage isolating switch provided by the utility model;
fig. 9 is a second schematic structural diagram of the connection between the stopper and the expansion block of the copper-aluminum composite connector for the high-voltage isolating switch.
In the figure: 1. an aluminum tube; 2. a copper pipe; 3. mounting grooves; 4. sinking a groove; 5. a protrusion; 6. mounting holes; 7. a limiting block; 8. a limiting plate; 9. a limiting column; 10. a limiting groove; 11. a stepped groove; 12. a telescopic block; 13. a step block; 14. an axial chute; 15. a radial chute; 16. a telescoping spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-9, a copper-aluminum composite connecting piece for a high-voltage isolating switch comprises an aluminum pipe 1 and a copper pipe 2, wherein the outer wall of the end part of the aluminum pipe 1 is provided with a mounting groove 3 matched with the inner diameter of the copper pipe 2;
a sinking groove 4 is formed in the inner wall of the mounting groove 3, and a bulge 5 matched with the sinking groove 4 is fixedly arranged at one end, close to the aluminum pipe 1, of the copper pipe 2;
the outer wall of the aluminum pipe 1 is provided with a mounting hole 6 communicated with the sinking groove 4, a limiting block 7 is connected in the mounting hole 6 in a sliding manner along the axial direction of the aluminum pipe 1, the front end of the limiting block 7 is fixedly provided with a limiting plate 8, and the bottom of the limiting plate 8 is fixedly provided with a limiting column 9; the outer side wall of the copper pipe 2 is provided with a limit groove 10 matched with the limit column 9;
the bottom of the limiting block 7 is provided with a step groove 11, the inner wall of the mounting hole 6 is connected with a telescopic block 12 along the radial direction of the aluminum pipe 1 in a sliding manner, and the side wall of the telescopic block 12 is fixedly provided with a step block 13 matched with the step groove 11.
The bottom of the telescopic block 12 is fixedly provided with a telescopic spring 16, the bottom end of the telescopic spring 16 is fixedly connected with the outer wall of the aluminum pipe 1, and the telescopic spring 16 facilitates the telescopic block 12 to move in a radial telescopic mode along the mounting hole 6.
The lateral wall of stopper 7 sets firmly anti-skidding line, and the existence of anti-skidding line has skid-proof effect.
In the utility model, when in use, the copper pipe 2 is sleeved into the mounting groove 3 at the end part of the aluminum pipe 1, and the bulge 5 is arranged in the sinking groove 4 on the inner wall of the mounting groove 3; in addition, the limiting block 7 is pushed to axially slide along the mounting hole 6, so that the limiting column 9 on the limiting plate 8 is clamped with the limiting groove 10 on the outer side wall of the copper pipe 2, the purpose of fixing the copper pipe 2 by using the limiting plate 8 is achieved, meanwhile, the telescopic block 12 is clamped with the limiting block 7, so that the position of the limiting block 7 is fixed, specifically, the telescopic block 12 is radially slid along the mounting hole 6, and the step block 13 is meshed with the step groove 11 under the restoring force of the telescopic spring 16; when needing stopper 7 to reset, stopper 7 endwise slip to mounting hole 6 in, flexible piece 12 radially slides to mounting hole 6 in and compresses expanding spring 16, utilizes the ladder piece 13 block of ladder groove 11 with flexible piece 12 lateral wall on stopper 7 to fix the position of flexible piece 12, in order to realize the purpose that stopper 7 resets.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A copper-aluminum composite connecting piece for a high-voltage isolating switch comprises an aluminum pipe (1) and a copper pipe (2), and is characterized in that the outer wall of the end part of the aluminum pipe (1) is provided with a mounting groove (3) matched with the inner diameter of the copper pipe (2);
a sinking groove (4) is formed in the inner wall of the mounting groove (3), and a protrusion (5) matched with the sinking groove (4) is fixedly arranged at one end, close to the aluminum pipe (1), of the copper pipe (2);
the outer wall of the aluminum pipe (1) is provided with a mounting hole (6) communicated with the sinking groove (4), a limiting block (7) is connected in the mounting hole (6) in a sliding manner along the axial direction of the aluminum pipe (1), the front end of the limiting block (7) is fixedly provided with a limiting plate (8), and the bottom of the limiting plate (8) is fixedly provided with a limiting column (9); the outer side wall of the copper pipe (2) is provided with a limiting groove (10) matched with the limiting column (9);
stepped groove (11) have been seted up to the bottom of stopper (7), mounting hole (6) inner wall has flexible piece (12) along aluminum pipe (1) radial sliding connection, flexible piece (12) lateral wall has set firmly with stepped groove (11) assorted ladder piece (13).
2. The copper-aluminum composite connecting piece for the high-voltage isolating switch as recited in claim 1, wherein an axial sliding groove (14) is formed in the inner wall of the mounting hole (6), a sliding block is slidably connected in the axial sliding groove (14), and one end of the sliding block, which is far away from the axial sliding groove (14), is fixedly connected with the limiting block (7).
3. The copper-aluminum composite connecting piece for the high-voltage isolating switch as recited in claim 1, wherein a radial sliding groove (15) is formed in the inner wall of the mounting hole (6), a sliding block is slidably connected in the radial sliding groove (15), and one end of the sliding block, which is far away from the radial sliding groove (15), is fixedly connected with the telescopic block (12).
4. The copper-aluminum composite connecting piece for the high-voltage isolating switch as claimed in claim 3, wherein the bottom of the telescopic block (12) is fixedly provided with a telescopic spring (16), and the bottom end of the telescopic spring (16) is fixedly connected with the outer wall of the aluminum pipe (1).
5. The copper-aluminum composite connecting piece for the high-voltage isolating switch as claimed in any one of claims 1 to 4, wherein the side wall of the limiting block (7) is fixedly provided with anti-skid threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921548873.0U CN210136811U (en) | 2019-09-18 | 2019-09-18 | Copper-aluminum composite connecting piece for high-voltage isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921548873.0U CN210136811U (en) | 2019-09-18 | 2019-09-18 | Copper-aluminum composite connecting piece for high-voltage isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210136811U true CN210136811U (en) | 2020-03-10 |
Family
ID=69708532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921548873.0U Active CN210136811U (en) | 2019-09-18 | 2019-09-18 | Copper-aluminum composite connecting piece for high-voltage isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210136811U (en) |
-
2019
- 2019-09-18 CN CN201921548873.0U patent/CN210136811U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2077569A1 (en) | Vacuum switchgear | |
| CN203983209U (en) | For the contact arm of switching device and the circuit breaker that comprises this contact arm | |
| CN210136811U (en) | Copper-aluminum composite connecting piece for high-voltage isolating switch | |
| CN204068136U (en) | Solid insulation transfer bus and gas-insulated switchgear | |
| CN203521668U (en) | Grounding wire clamp | |
| CN201332052Y (en) | Solid sealed pole of high-voltage vacuum circuit breaker | |
| CN209045379U (en) | A kind of no shelf depreciation high voltage direct current generator repid discharge switching device | |
| WO2004114491A3 (en) | Circuit breaker with bonded bushing insulators | |
| CN203312238U (en) | Novel fuse | |
| CN208209049U (en) | A kind of Multifunctional grounding wire | |
| CN201904263U (en) | Enhanced circuit connecting plate | |
| CN103337431A (en) | Novel fuse | |
| CN202049824U (en) | Insulating waterproof sleeve used for dropping type protective electric appliance and dropping type protective electric appliance | |
| CN201226258Y (en) | Composite insulating tube-shaped bus bar | |
| CN201444455U (en) | Shunt device for moving conductive rod of vacuum arc extinguish chamber | |
| KR101463046B1 (en) | The Terminal of Cradle for Withdrawable Circuit Breaker | |
| CN205248145U (en) | Load combination switch | |
| CN209516446U (en) | The conductive soft connection device of gas-filling cabinet charging compartment | |
| CN201117999Y (en) | Insulated type danger-preventing switch socket | |
| CN202772487U (en) | Enclosed insulating cylinder with upper portion isolated from lower portion | |
| CN216793579U (en) | Creepage breaker capable of quickly fixing electric wire | |
| CN104904080A (en) | Vacuum circuit breaker | |
| CN218585839U (en) | High-power gallium nitride wall switch | |
| CN201153192Y (en) | Elastic fastener connecting rectangular bus and shielding cover, bus dielectric tubular component | |
| CN216793584U (en) | Tripping mechanism of molded case circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230118 Address after: No. 110, Huancun West Road, Huaxi Industrial Park, Huashi Town, Jiangyin City, Wuxi City, Jiangsu Province 214400 (one photo and multiple sites) Patentee after: Jiangsu Huarong Electrical Technology Co.,Ltd. Address before: No. 78, Hualu Road, Huashi Town, Jiangyin City, Wuxi City, Jiangsu Province, 214400 Patentee before: JIANGYIN HUARUI ELECTRICAL TECHNOLOGY CO.,LTD. |