CN214153723U - Auxiliary device for handcart maintenance of high-voltage switch cabinet - Google Patents
Auxiliary device for handcart maintenance of high-voltage switch cabinet Download PDFInfo
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- CN214153723U CN214153723U CN202022626755.6U CN202022626755U CN214153723U CN 214153723 U CN214153723 U CN 214153723U CN 202022626755 U CN202022626755 U CN 202022626755U CN 214153723 U CN214153723 U CN 214153723U
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- shaped clamping
- clamping block
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- 238000012423 maintenance Methods 0.000 title claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000003028 elevating effect Effects 0.000 abstract description 13
- 238000006467 substitution reaction Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the cubical switchboard overhauls the field, concretely relates to high tension switchgear handcart overhauls auxiliary device, the device includes elevating system and the maintenance ware of setting on elevating system, the maintenance ware includes circuit maintenance passageway and fixture, fixture includes first spout, second spout, first lead screw, second lead screw, first arc clamp splice and second arc clamp splice, circuit maintenance passageway entrance longitudinal symmetry is provided with first spout and second spout, be equipped with first lead screw in the first spout, be equipped with the second lead screw in the second spout, first lead screw passes through first guide block and connects first arc clamp splice, the second lead screw passes through the second guide block and connects second arc clamp splice; the universal wheels are arranged at the bottom of the lifting mechanism, the device can be stably connected with the hand carts, and can be adapted to the use of hand carts of different models, so that the overhauling quality and the overhauling efficiency are effectively improved.
Description
Technical Field
The utility model belongs to the cubical switchboard field of overhauing, concretely relates to high tension switchgear handcart overhauls auxiliary device.
Background
The switch cabinet is an electrical device and mainly used for opening, closing, controlling and protecting the electrical device in the process of generating, transmitting, distributing and converting electric energy of an electric power system. The switch cabinet handcart can be divided into a circuit breaker handcart, a voltage transformer handcart, a metering handcart, an isolation handcart and the like, and is a core component of a power grid 10kV system. The handcart mainly comprises a chassis, a high-voltage fuse, a contact arm, a plum blossom contact, an insulating cover, an insulating subframe and an internal structure. When the handcart is overhauled, the stability of the overhauling device connected with the handcart is poor, so that various errors are easy to occur when the handcart is overhauled; meanwhile, the high-voltage switch cabinet handcarts of different manufacturers and specifications are different in size and specification, and the existing overhauling device is poor in applicability.
SUMMERY OF THE UTILITY MODEL
Poor, the poor problem of suitability to current maintenance device and handcart connection stability, the utility model provides a high tension switchgear handcart overhauls auxiliary device can be connected with the handcart steadily, can also adapt to the use of different model handcart simultaneously, has effectively improved maintenance quality and maintenance efficiency.
The technical scheme of the utility model is that:
a handcart maintenance auxiliary device for a high-voltage switch cabinet comprises an elevating mechanism and a maintenance device arranged on the elevating mechanism, wherein the maintenance device comprises a circuit maintenance channel and a clamping mechanism, the clamping mechanism comprises a first sliding groove, a second sliding groove, a first lead screw, a second lead screw, a first arc-shaped clamping block and a second arc-shaped clamping block, the first sliding groove and the second sliding groove are symmetrically arranged at the inlet of the circuit maintenance channel from top to bottom, the first lead screw is arranged in the first sliding groove, the second lead screw is arranged in the second sliding groove, the first lead screw is connected with the first arc-shaped clamping block through a first guide block, and the second lead screw is connected with the second arc-shaped clamping block through a second guide block; the bottom of the lifting mechanism is provided with universal wheels.
Furthermore, the first screw rod is connected with a first driving motor, and the second screw rod is connected with a second driving motor. The first screw rod and the second screw rod are respectively adjusted through the first driving motor and the second driving motor, and then the first arc-shaped clamping block and the second arc-shaped clamping block are adjusted to be matched with each other to clamp the contact arm of the handcart.
Furthermore, the first arc-shaped clamping block and the second arc-shaped clamping block are symmetrically arranged along the line maintenance channel. Under the user state, first arc clamp splice clamp presses at the handcart and touches the upper surface of arm, and second arc clamp splice clamp presses at the handcart and touches the lower surface of arm, and first arc clamp splice and second arc clamp splice cooperate for the handcart touches fixed more firm of arm.
Further, elevating system includes base and elevating platform, and four angles of elevating platform all are provided with the direction bearing, and the guide bar penetrates in the direction bearing and extends to upper and lower both ends, and the base is connected to the guide bar bottom, and the elevating platform bottom is provided with the cylinder. The lifting platform can be driven by the cylinder to lift along the guide rod.
Furthermore, a limiting block is arranged at the top of the guide rod. Under the use state, the stopper position is higher than handcart top to prevent elevating platform derail.
Furthermore, a brake assembly is further arranged on the universal wheel. The handcart can be effectively prevented from being separated from the handcart due to the displacement of the overhauling device, and the safety is improved.
Further, the maintenance device is welded on the top of the lifting platform. The welding mode increases the steadiness.
Furthermore, the line maintenance channel is matched with the plum blossom contact. Convenient operation, after fixture realized overhauing that stable connection between ware and the handcart touch arm, overhauld the handcart on the plum blossom contact through circuit connection inside the overhaul channel.
The utility model discloses a theory of operation does:
the device is moved to the position near a handcart to be overhauled through a universal wheel, an elevating mechanism is adjusted according to the model of the handcart to be overhauled, an elevating platform is lifted to a proper position along a guide rod under the driving of an air cylinder, a universal wheel brake assembly is stepped down for fixing, a first driving motor and a second driving motor are started to adjust a first lead screw and a second lead screw at the moment, a first guide block and a second guide block respectively move along a first sliding chute and a second sliding chute relatively, so that a first arc-shaped clamping block and a second arc-shaped clamping block are adjusted to be matched with each other to clamp a handcart contact arm, stable connection between an overhauler and the handcart is realized, then the handcart is overhauled through the internal circuit connection of a circuit overhauling channel on a quincunx contact, after overhauling is finished, the first arc-shaped clamping block is separated from the second arc-shaped clamping block, the universal wheel brake assembly is released, so that the overhauling device moves towards the direction far away from the handcart contact arm, and then the maintenance device is separated from the handcart, the lifting platform is descended, and the maintenance device is moved, so that the maintenance work of the handcart is completed.
The utility model has the advantages that,
the clamping mechanism consisting of the first sliding chute, the second sliding chute, the first screw rod, the second screw rod, the first arc-shaped clamping block and the second arc-shaped clamping block can adapt to the fixation of contact arms of different types of handcarts, and the damage to the contact arms is reduced under the condition of keeping the clamping stability; the lifting mechanism is arranged, so that the handcart lifting device can adapt to the heights of different types of hand carts, and has good applicability; through setting up the universal wheel, be convenient for remove, be provided with braking component on the universal wheel simultaneously, can effectively avoid overhauing the device and take place the displacement and break away from the handcart, improve the security.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a high-voltage switch cabinet handcart overhaul auxiliary device provided in embodiment 1;
FIG. 2 is a schematic structural view of a holding mechanism provided in embodiment 1;
FIG. 3 is a schematic structural view of a second arc-shaped clamp block provided in embodiment 1;
in the figure, 1, a limiting block; 2. a guide bar; 3. a maintenance device; 4. a clamping mechanism; 5. a line maintenance channel; 6. a lifting platform; 7. a lifting mechanism; 8. a base; 9. a universal wheel; 10. a brake assembly; 11. a first drive motor; 12. a first chute; 13. a first lead screw; 14. a first guide bar; 15. a first arc-shaped clamping block; 16. a second lead screw; 17. a second chute; 18. a second guide bar; 19. a second arc-shaped clamping block; 20. a second drive motor.
Detailed Description
The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto.
Example 1
A handcart maintenance auxiliary device for a high-voltage switch cabinet comprises a lifting mechanism 7 and a maintenance device 3 arranged on the lifting mechanism 7;
the lifting mechanism 7 comprises a base 8 and a lifting platform 6, four corners of the lifting platform 6 are provided with guide bearings, a guide rod 2 penetrates into the guide bearings and extends to the upper end and the lower end, the bottom 8 of the guide rod 2 is connected with the base, the bottom of the lifting platform 6 is provided with a cylinder, and the top of the guide rod 2 is provided with a limiting block 1; in a use state, the position of the limiting block is higher than the top of the handcart, so that the lifting platform can be driven by the air cylinder to lift along the guide rod, and meanwhile, the lifting platform can be prevented from derailing; the bottom of the lifting mechanism 7 is provided with a universal wheel 9, and the universal wheel 9 is also provided with a brake assembly 10; the handcart is convenient to move, and meanwhile, the phenomenon that the maintenance device is displaced and separated from the handcart is effectively avoided, so that the safety is improved;
the maintenance device 3 is welded at the top of the lifting platform 6, the maintenance device 3 comprises a line maintenance channel 5 and a clamping mechanism 4, the clamping mechanism 4 comprises a first sliding groove 12, a second sliding groove 17, a first screw rod 13, a second screw rod 16, a first arc-shaped clamping block 15 and a second arc-shaped clamping block 19, the first sliding groove 12 and the second sliding groove 17 are symmetrically arranged at the inlet of the line maintenance channel 5 from top to bottom, the first screw rod 13 is arranged in the first sliding groove 12, and the second screw rod 16 is arranged in the second sliding groove 17; the first screw rod 13 is connected with the first driving motor 11, and the second screw rod 16 is connected with the second driving motor 20; the first screw rod 13 is connected with a first arc-shaped clamping block 15 through a first guide block 14, and the second screw rod 16 is connected with a second arc-shaped clamping block 19 through a second guide block 18; the first arc-shaped clamping block 15 and the second arc-shaped clamping block 19 are identical in structure, and the first arc-shaped clamping block 15 and the second arc-shaped clamping block 19 are symmetrically arranged along the line repair channel 5. In a use state, the first arc-shaped clamping block 15 is clamped on the upper surface of the handcart contact arm, the second arc-shaped clamping block 19 is clamped on the lower surface of the handcart contact arm, and the first arc-shaped clamping block 15 is matched with the second arc-shaped clamping block 19, so that the handcart contact arm is more firmly fixed; the first screw rod 13 and the second screw rod 16 are respectively adjusted through the first driving motor 11 and the second driving motor 20, so that the first arc-shaped clamping block 15 and the second arc-shaped clamping block 19 are adjusted to be matched with each other to clamp a contact arm of the handcart, and the thread directions of the first screw rod 13 and the second screw rod 16 are opposite, so that the first guide block 14 and the second guide block 18 respectively move along the first sliding groove 12 and the second sliding groove 17; circuit overhauls passageway 5 and plum blossom contact phase-match, after fixture 4 realized overhauing stable being connected between ware 3 and the handcart contact arm, overhauls the handcart on the plum blossom contact through 5 internal circuit connections of circuit maintenance passageway.
The utility model discloses a theory of operation does:
the device is moved to the vicinity of a handcart to be overhauled through a universal wheel 9, an elevating mechanism 7 is adjusted according to the model of the handcart to be overhauled, an elevating platform 6 is lifted to a proper position along a guide rod 2 under the driving of an air cylinder, a universal wheel brake assembly 10 is stepped down for fixing, at the moment, a first driving motor 11 and a second driving motor 20 are started to adjust a first screw rod 13 and a second screw rod 16, a first guide block 14 and a second guide block 18 respectively move along a first sliding chute 12 and a second sliding chute 17 relatively, so that a first arc-shaped clamping block 15 and a second arc-shaped clamping block 19 are adjusted to be mutually matched for clamping a handcart contact arm, the stable connection between an overhauler 3 and the handcart is realized, then the handcart is overhauled through the internal circuit connection of a circuit overhauling channel 5 on a quincunx contact, after the overhauling is finished, the first arc-shaped clamping block 15 is separated from the second arc-shaped clamping block 19, the universal wheel brake assembly 10 is loosened, the maintenance device is moved towards the direction of being far away from the handcart contact arm, so that the maintenance device is separated from the handcart, the lifting platform 6 is descended, and the maintenance device is moved, so that the maintenance work of the handcart is completed.
Although the present invention has been described in detail by way of preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A handcart maintenance auxiliary device of a high-voltage switch cabinet is characterized by comprising a lifting mechanism (7) and a maintenance device (3) arranged on the lifting mechanism (7), wherein the maintenance device (3) comprises a line maintenance channel (5) and a clamping mechanism (4), the clamping mechanism (4) comprises a first sliding groove (12), a second sliding groove (17) and a first screw rod (13), the device comprises a second screw rod (16), a first arc-shaped clamping block (15) and a second arc-shaped clamping block (19), wherein a first sliding groove (12) and a second sliding groove (17) are symmetrically arranged at the inlet of a line maintenance channel (5) from top to bottom, a first screw rod (13) is arranged in the first sliding groove (12), a second screw rod (16) is arranged in the second sliding groove (17), the first screw rod (13) is connected with the first arc-shaped clamping block (15) through a first guide block (14), and the second screw rod (16) is connected with the second arc-shaped clamping block (19) through a second guide block (18); the bottom of the lifting mechanism (7) is provided with a universal wheel (9).
2. The auxiliary handcart overhaul device for the high-voltage switch cabinet according to claim 1, wherein the first lead screw (13) is connected with the first driving motor (11), and the second lead screw (16) is connected with the second driving motor (20).
3. The auxiliary handcart overhaul device for the high-voltage switch cabinet according to claim 1, wherein the first arc-shaped clamping block (15) and the second arc-shaped clamping block (19) are symmetrically arranged along the line overhaul channel (5).
4. The auxiliary device for overhauling the handcart of the high-voltage switch cabinet according to the claim 2, wherein the lifting mechanism (7) comprises a base (8) and a lifting platform (6), guide bearings are arranged at four corners of the lifting platform (6), the guide rods (2) penetrate into the guide bearings and extend to the upper end and the lower end, the base (8) is connected to the bottom of each guide rod (2), and an air cylinder is arranged at the bottom of the lifting platform (6).
5. The auxiliary device for overhauling the handcart of the high-voltage switch cabinet according to the claim 4, characterized in that the top of the guide rod (2) is provided with a limit block (1).
6. The auxiliary handcart overhaul device for the high-voltage switch cabinet according to claim 1, wherein the universal wheels (9) are further provided with brake assemblies (10).
7. The auxiliary device for overhauling the handcart of the high-voltage switch cabinet according to the claim 1, characterized in that the overhauling device (3) is welded on the top of the lifting platform (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022626755.6U CN214153723U (en) | 2020-11-13 | 2020-11-13 | Auxiliary device for handcart maintenance of high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022626755.6U CN214153723U (en) | 2020-11-13 | 2020-11-13 | Auxiliary device for handcart maintenance of high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214153723U true CN214153723U (en) | 2021-09-07 |
Family
ID=77565666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022626755.6U Expired - Fee Related CN214153723U (en) | 2020-11-13 | 2020-11-13 | Auxiliary device for handcart maintenance of high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214153723U (en) |
-
2020
- 2020-11-13 CN CN202022626755.6U patent/CN214153723U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210907 |