CN211456221U - Isolating switch for medium-voltage switch cabinet - Google Patents
Isolating switch for medium-voltage switch cabinet Download PDFInfo
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- CN211456221U CN211456221U CN202020420381.XU CN202020420381U CN211456221U CN 211456221 U CN211456221 U CN 211456221U CN 202020420381 U CN202020420381 U CN 202020420381U CN 211456221 U CN211456221 U CN 211456221U
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Abstract
The utility model discloses an isolator for medium voltage switchgear, the on-line screen storage device comprises an installation base, the top fixedly connected with dead lever of installation base, the first threaded rod of top fixedly connected with of dead lever, the surperficial swing joint of first threaded rod has the fixed plate, the middle part swing joint of fixed plate has the second threaded rod. The utility model discloses a rotate the thread bush and drive the second threaded rod and reciprocate, make the second threaded rod pass through the movable plate, the rotation room, bracing piece and support frame can adjust isolator's mounted position on the isolator base, with the upward pulling of isolator base, rotate and adjust isolator's mounting angle on the isolator base, when angular adjustment is good, loosen the isolator base, under the effect of first damping spring shrink that resets, make the stopper get back to the inner wall of spacing groove again and accomplish fixed work, thereby realize the purpose that can adjust isolator mounted position and mounting angle.
Description
Technical Field
The utility model relates to a medium voltage switchgear equipment field specifically is an isolator for medium voltage switchgear.
Background
The isolating switch is a switch device which is mainly used for isolating a power supply and switching over, communicating and cutting off a small current circuit and has no arc extinguishing function. When the isolating switch is in the separated position, the contacts have insulation distance meeting the specified requirements and obvious disconnection marks; a switching device capable of carrying current in normal loop conditions and current in abnormal conditions (e.g., short circuit) for a specified period of time when in the closed position. The high-voltage isolating switch is generally used as a high-voltage isolating switch, namely an isolating switch with rated voltage of more than 1kV, the high-voltage isolating switch has a simple working principle and structure, but has high requirements on working reliability due to large usage amount, and has large influence on the design, establishment and safe operation of a substation and a power plant. The main characteristic of the isolating switch is that it has no arc-extinguishing capability, and can only open and close the circuit under the condition of no load current.
However, in the prior art, in actual use, the isolating switch in the medium-voltage switch cabinet is of a fixed structure, and in the actual installation process of the structure, the isolating switch can not be installed due to the fact that more narrow and small circuits in the medium-voltage switch cabinet are possibly installed due to angle deviation, so that the workload is greatly increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an isolator for medium voltage switchgear to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the device comprises an installation base, wherein the top of the installation base is fixedly connected with a fixed rod, the top of the fixed rod is fixedly connected with a first threaded rod, the surface of the first threaded rod is movably connected with a fixed plate, the middle part of the fixed plate is movably connected with a second threaded rod, the second threaded rod penetrates through and extends to the two ends of the fixed plate, the bottom of the fixed plate corresponding to the position of the second threaded rod is fixedly connected with a fixed seat, the inner wall of the fixed seat is rotatably connected with a threaded sleeve through a bearing, the inner wall of the threaded sleeve is in threaded connection with the surface of the second threaded rod, the top of the second threaded rod is fixedly connected with a movable plate, the top of the movable plate is penetrated and embedded with a rotating chamber, the inner wall of the rotating chamber is fixedly connected with a limiting ring, the inner wall of the limiting ring is provided with a limiting groove, the utility model discloses a spacing dish, including spacing dish, bottom fixedly connected with damping spring, and first damping spring fixed connection is in the bottom of rotating the indoor wall, the top fixedly connected with bracing piece of spacing dish, the bracing piece runs through and extends to the top of rotating the room, the top fixedly connected with support frame of rotating the room, the top fixedly connected with isolator base of support frame.
Preferably, the first threaded rod penetrates through and extends to the top of the fixing plate, the top of the first threaded rod is in threaded connection with a nut, and the nut is movably attached to the top of the fixing plate.
Preferably, the bottom of the moving plate is fixedly connected with a telescopic rod, the surface of the telescopic rod is fixedly connected with a second damping spring, and the telescopic rod is fixedly connected to the top of the fixed plate.
Preferably, the number of the telescopic rods is two, and the two telescopic rods are symmetrically arranged around the vertical axis of the middle point of the moving plate.
Preferably, the bottom of the second threaded rod is fixedly connected with a positioning plate, a positioning hole is formed in the middle of the positioning plate corresponding to the position of the fixing rod, and the inner wall of the positioning hole is movably connected with the surface of the fixing rod.
Preferably, the bottom fixedly connected with turbine on thread bush surface, the quantity of dead lever is two, and the equal fixedly connected with connecting seat in surface of two dead levers, two the middle part of connecting seat rotates through the bearing and is connected with the transfer line, the middle part fixedly connected with turbine pole of transfer line, and the surface of turbine pole and the surface meshing of turbine.
Preferably, one end of the transmission rod is fixedly connected with a rocker.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a rotate the thread bush and drive the second threaded rod and reciprocate, make the second threaded rod pass through the movable plate, rotate the room, bracing piece and support frame and adjust isolator's mounted position on the isolator base, upwards stimulate the isolator base, make the isolator base can rotate and adjust isolator's mounted angle on the isolator base, when angular adjustment is good, loosen the isolator base, under the effect that first damping spring resets and contracts, make the stopper get back to the inner wall of spacing groove again and accomplish fixed work, thereby realize the purpose that can adjust isolator mounted position and mounted angle;
2. the utility model discloses still through rotating the rocker simultaneously for the rocker drives the transfer line and rotates, and can drive the turbine pole when the transfer line rotates and rotate, and make the turbine pole drive the turbine and rotate, thereby make the turbine drive the thread bush and rotate, and make the thread bush drive the second threaded rod and reciprocate, only need can realize driving the purpose that the second threaded rod reciprocated, easy operation convenient to use through rotating the rocker.
Drawings
Fig. 1 is a front sectional view of the overall structure of an isolating switch for a medium voltage switchgear of the present invention;
fig. 2 is a sectional plan view of a rotary chamber structure of an isolating switch for a medium voltage switchgear according to the present invention;
fig. 3 is the utility model relates to an isolator fixed plate structure plan view for medium voltage switchgear.
In the figure: 1. installing a base; 2. fixing the rod; 3. a first threaded rod; 4. a fixing plate; 5. a nut; 6. a second threaded rod; 7. a fixed seat; 8. a threaded sleeve; 9. moving the plate; 10. a rotating chamber; 11. a limiting ring; 12. a limiting groove; 13. a limiting disc; 14. a limiting block; 15. a support bar; 16. a support frame; 17. an isolator base; 18. a first damping spring; 19. a telescopic rod; 20. a second damping spring; 21. positioning a plate; 22. positioning holes; 23. a turbine; 24. a connecting seat; 25. a transmission rod; 26. a turbine rod; 27. a rocker.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: comprises an installation base 1, a fixed rod 2 is fixedly installed at the top of the installation base 1, a first threaded rod 3 is fixedly installed at the top of the fixed rod 2, a fixed plate 4 is movably connected to the surface of the first threaded rod 3, a second threaded rod 6 is movably connected to the middle of the fixed plate 4, the second threaded rod 6 penetrates through and extends to two ends of the fixed plate 4, a fixed seat 7 is fixedly installed at the bottom of the fixed plate 4 corresponding to the position of the second threaded rod 6, a threaded sleeve 8 is rotatably connected to the inner wall of the fixed seat 7 through a bearing, the inner wall of the threaded sleeve 8 is in threaded connection with the surface of the second threaded rod 6, a movable plate 9 is fixedly installed at the top of the second threaded rod 6, a rotating chamber 10 is embedded at the top of the movable plate 9 in a penetrating manner, a limiting ring 11 is fixedly installed on the inner wall of the rotating, the fixed surface of the corresponding spacing groove 12 of spacing dish 13 has stopper 14, the bottom fixed mounting of spacing dish 13 has first damping spring 18, and first damping spring 18 fixed mounting is in the bottom of rotating room 10 inner wall, the top fixed mounting of spacing dish 13 has bracing piece 15, bracing piece 15 runs through and extends to the top of rotating room 10, the top fixed mounting who rotates room 10 has support frame 16, the top fixed mounting of support frame 16 has isolator base 17.
The first threaded rod 3 penetrates through and extends to the top of the fixing plate 4, the top of the first threaded rod 3 is in threaded connection with a nut 5, and the nut 5 is movably attached to the top of the fixing plate 4.
The bottom of the moving plate 9 is fixedly provided with an expansion link 19, the surface of the expansion link 19 is fixedly provided with a second damping spring 20, and the expansion link 19 is fixedly arranged at the top of the fixed plate 4.
The number of the telescopic rods 19 is two, and the two telescopic rods 19 are symmetrically arranged about a vertical axis of the middle point of the moving plate 9.
The bottom of the second threaded rod 6 is fixedly provided with a positioning plate 21, the middle part of the positioning plate 21 corresponding to the position of the fixed rod 2 is provided with a positioning hole 22, and the inner wall of the positioning hole 22 is movably connected with the surface of the fixed rod 2.
The bottom fixed mounting on the surface of thread bush 8 has turbine 23, and the quantity of dead lever 2 is two, and the equal fixed mounting in surface of two dead levers 2 has connecting seat 24, and the middle part of two connecting seats 24 is rotated through the bearing and is connected with transfer line 25, and the middle part fixed mounting of transfer line 25 has turbine pole 26, and the surface of turbine pole 26 meshes with the surface of turbine 23.
One end fixed mounting of transfer line 25 has rocker 27, through rotating rocker 27, make rocker 27 drive transfer line 25 rotate, and can drive turbine pole 26 when transfer line 25 rotates and rotate, and make turbine pole 26 drive turbine 23 and rotate, thereby make turbine 23 drive thread bush 8 and rotate, and make thread bush 8 drive second threaded rod 6 reciprocate, only need can realize driving the purpose that second threaded rod 6 reciprocated through rotating rocker 27, easy operation convenient to use.
The working principle is as follows: when in use, the utility model rotates the thread bushing 8, so that the thread bushing 8 can drive the second threaded rod 6 to move up and down when rotating, and when the second threaded rod 6 moves up and down, the movable plate 9 is driven to move up and down, and the movable plate 9 drives the isolation switch base 17 to move up and down through the rotating chamber 10, the support rod 15 and the support frame 16, so that the installation position of the isolation switch on the isolation switch base 17 can be adjusted in the vertical direction, when the installation angle of the isolation switch on the isolation switch base 17 needs to be adjusted horizontally, the isolation switch base 17 is pulled upwards, and the isolation switch base 17 drives the support rod 15 to move upwards through the support frame 16, so that the support rod 15 drives the limit plate 13 to move upwards, and the limit plate 13 drives the limit block 14 to move to the top of the limit ring 11, so that the limit block 14 is separated from the inner wall, rotate isolator base 17 this moment and adjust isolator's on isolator base 17 installation angle, and when isolator base 17 rotated, can drive stopper 14 through support frame 16, bracing piece 15 and spacing dish 13 and rotate, when angular adjustment is good, loosen isolator base 17, under the effect that first damping spring 18 resets and contracts, make stopper 14 get back to the inner wall of spacing groove 12 again and accomplish fixed work, thereby realize the purpose that can adjust isolator mounted position and installation angle.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an isolator for medium voltage switchgear, includes installation base (1), its characterized in that: the top of the mounting base (1) is fixedly connected with a fixed rod (2), the top of the fixed rod (2) is fixedly connected with a first threaded rod (3), the surface of the first threaded rod (3) is movably connected with a fixed plate (4), the middle of the fixed plate (4) is movably connected with a second threaded rod (6), the second threaded rod (6) penetrates through and extends to the two ends of the fixed plate (4), the bottom of the fixed plate (4) corresponding to the position of the second threaded rod (6) is fixedly connected with a fixed seat (7), the inner wall of the fixed seat (7) is rotatably connected with a threaded sleeve (8) through a bearing, the inner wall of the threaded sleeve (8) is in threaded connection with the surface of the second threaded rod (6), the top of the second threaded rod (6) is fixedly connected with a movable plate (9), and a rotating chamber (10) is embedded in the top of the, rotate inner wall fixedly connected with spacing collar (11) of room (10), spacing groove (12) have been seted up to the inner wall of spacing collar (11), the inner wall swing joint of spacing collar (11) has spacing dish (13), the fixed surface of the corresponding spacing groove (12) of spacing dish (13) is connected with stopper (14), the first damping spring (18) of bottom fixedly connected with of spacing dish (13), and first damping spring (18) fixed connection is in the bottom of rotating room (10) inner wall, the top fixedly connected with bracing piece (15) of spacing dish (13), bracing piece (15) run through and extend to the top of rotating room (10), rotate top fixedly connected with support frame (16) of room (10), the top fixedly connected with isolator base (17) of support frame (16).
2. An isolating switch for a medium voltage switchgear, according to claim 1, characterized in that: first threaded rod (3) run through and extend to the top of fixed plate (4), and the top threaded connection of first threaded rod (3) has nut (5), nut (5) activity laminating is at the top of fixed plate (4).
3. An isolating switch for a medium voltage switchgear, according to claim 1, characterized in that: the bottom fixedly connected with telescopic link (19) of movable plate (9), the fixed surface of telescopic link (19) is connected with second damping spring (20), telescopic link (19) fixed connection is at the top of fixed plate (4).
4. A disconnector for medium voltage switchgear, according to claim 3, characterized in that: the number of the telescopic rods (19) is two, and the two telescopic rods (19) are symmetrically arranged around the vertical axis of the middle point of the moving plate (9).
5. An isolating switch for a medium voltage switchgear, according to claim 1, characterized in that: the bottom of the second threaded rod (6) is fixedly connected with a positioning plate (21), the middle of the positioning plate (21) corresponding to the position of the fixing rod (2) is provided with a positioning hole (22), and the inner wall of the positioning hole (22) is movably connected with the surface of the fixing rod (2).
6. An isolating switch for a medium voltage switchgear, according to claim 1, characterized in that: bottom fixedly connected with turbine (23) on thread bush (8) surface, the quantity of dead lever (2) is two, and the equal fixedly connected with connecting seat (24) in surface of two dead levers (2), two the middle part of connecting seat (24) is rotated through the bearing and is connected with transfer line (25), the middle part fixedly connected with turbine pole (26) of transfer line (25), and the surface meshing of turbine pole (26) and turbine (23).
7. An isolating switch for a medium voltage switchgear, according to claim 6, characterized in that: one end of the transmission rod (25) is fixedly connected with a rocker (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020420381.XU CN211456221U (en) | 2020-03-28 | 2020-03-28 | Isolating switch for medium-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020420381.XU CN211456221U (en) | 2020-03-28 | 2020-03-28 | Isolating switch for medium-voltage switch cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN211456221U true CN211456221U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020420381.XU Active CN211456221U (en) | 2020-03-28 | 2020-03-28 | Isolating switch for medium-voltage switch cabinet |
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| CN (1) | CN211456221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112786342A (en) * | 2021-03-25 | 2021-05-11 | 淮北五星铝业有限公司 | Support base for isolating switch and use method thereof |
-
2020
- 2020-03-28 CN CN202020420381.XU patent/CN211456221U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112786342A (en) * | 2021-03-25 | 2021-05-11 | 淮北五星铝业有限公司 | Support base for isolating switch and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An isolating switch for medium voltage switchgear Effective date of registration: 20230309 Granted publication date: 20200908 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi science and Technology Branch Pledgor: Wuxi Baodi Automation Technology Co.,Ltd. Registration number: Y2023980034249 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |