CN209766990U - Handcart circuit breaker chassis dismounting and overhauling device - Google Patents
Handcart circuit breaker chassis dismounting and overhauling device Download PDFInfo
- Publication number
- CN209766990U CN209766990U CN201920886787.4U CN201920886787U CN209766990U CN 209766990 U CN209766990 U CN 209766990U CN 201920886787 U CN201920886787 U CN 201920886787U CN 209766990 U CN209766990 U CN 209766990U
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- circuit breaker
- hoisting
- pin
- limiting
- handcart
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Abstract
the utility model belongs to the technical field of transformer maintenance, in particular to a handcart breaker chassis disassembly and maintenance device, which comprises a lifting part, a hoisting fixed part and a moving-out fixed part, wherein the lifting part comprises a fixed table and a movable table, the movable table is arranged on the fixed table in a sliding manner along the vertical direction, and the bottom end of the fixed table is provided with a roller; the hoisting fixing part comprises a bracket and hoisting pins, the bracket is fixedly arranged on both sides of the fixing table, a hoisting ring hole is formed in the circuit breaker, the hoisting pins are arranged on the bracket, and the hoisting pins can be inserted into the hoisting ring holes; the shifting-out fixing part comprises two guide plates which are arranged on the movable table in a sliding mode in sequence along the horizontal direction, the two guide plates are close to or far away from each other to move, and the guide plates move between the supports on two sides. Has the advantages that: the utility model discloses a handcart circuit breaker chassis is dismantled and is overhauld device, leads the positive plate and can go up and down and control the adjustment, adapts to the circuit breaker of various models.
Description
Technical Field
the utility model belongs to the technical field of the transformer maintenance, especially, relate to a handcart circuit breaker chassis is dismantled and is overhauld device.
Background
At present along with power equipment's rapid development, various circuit breaker models differ, lead to being difficult to have a circuit breaker equipment that overhauls the device and can adapt to different specifications, and maintainer is when overhauing circuit breaker equipment simultaneously, because the circuit breaker height, weight takes out the position inconsistent, at present, the method of internal in the transformer substation maintenance circuit breaker mainly used: after the circuit breaker is manually removed from the main electric cabinet, the main electric cabinet is manually lifted out, the maintenance platform is put in, and when the bottom of the circuit breaker needs to be maintained, the circuit breaker needs to be manually turned over. Due to the limitation of the space of the main electric cabinet room in the transformer substation, no hoisting equipment enters the main electric cabinet room, the types of the circuit breakers are inconsistent, the main electric cabinets are inconsistent in height, and only manual carrying can be used for maintenance. The prior art shortcoming is that manual operation is adopted, and the result in work efficiency low, workman intensity of labour is big, and the potential safety hazard is big, if the circuit breaker falls to make internals and fastener damage, also leads to personnel to be injured. Therefore, the circuit breaker maintenance device which can be lifted, can adapt to various models, can be hoisted and has reliable safety needs to be designed.
SUMMERY OF THE UTILITY MODEL
when solving the maintenance circuit breaker equipment that prior art exists, the problem that work efficiency is low, workman intensity of labour is big and the potential safety hazard is big that the circuit breaker was dismantled in the manual work, the utility model provides a handcart circuit breaker chassis is dismantled and is overhauld device.
In order to solve the technical problem, the technical scheme adopted by the utility model is that the handcart breaker chassis dismounting and overhauling device comprises a lifting part, a hoisting fixed part and a moving-out fixed part, wherein the lifting part comprises a fixed table and a movable table, the movable table is arranged on the fixed table in a sliding manner along the vertical direction, and the bottom end of the fixed table is provided with a roller; the hoisting fixing part comprises a bracket and hoisting pins, the bracket is fixedly arranged on both sides of the fixing table, a hoisting ring hole is formed in the circuit breaker, the hoisting pins are arranged on the bracket, and the hoisting pins can be inserted into the hoisting ring holes; the shifting-out fixing part comprises two guide plates which are arranged on the movable table in a sliding mode in sequence along the horizontal direction, the two guide plates are close to or far away from each other to move, and the guide plates move between the supports on two sides.
Preferably, the moving-out fixing component further comprises a ball guide rail and an adjusting screw rod, the guide plate is arranged on the movable table in a sliding mode through the ball guide rail, the adjusting screw rod is in threaded connection with the guide plate, the axis direction of the adjusting screw rod is consistent with the sliding direction of the guide plate, and an adjusting wheel is fixedly arranged at one end, far away from the movable table, of the adjusting screw rod. The adjusting screw rod is used for driving the guide plates to slide along the ball guide rail, the guide plates are inserted into the main electric cabinet, the adjusting screw rod is rotated again to adjust the width of the two guide plates and adapt to the width of a circuit breaker to be disassembled, the circuit breaker is pulled out of the main electric cabinet along the guide plates, the circuit breaker is positioned on the guide plates after being pulled out, the ball guide rail enables the guide plates to keep stable movement as linear motion, the guide plates are ensured to be accurately inserted into the main electric cabinet, the width of the two guide plates and the width of the circuit breaker to be disassembled are ensured to adapt to each other, and the reliability and the safety of the overhauling device are improved.
Preferably, the guiding plate faces the circuit breaker to be disassembled, and one end of the guiding plate gradually shrinks towards the circuit breaker to form a guiding end. The guide plate can be conveniently inserted into the main electric cabinet.
As preferred, the outside of leading positive board moving direction upwards extends the limiting plate, the one end of leading positive end is kept away from to leading positive board is provided with first spacer pin, the spacing circuit breaker of limiting plate and first spacer pin cooperation are used for the horizontal direction. The circuit breaker is located and leads on the positive board to by limiting plate and first spacing round pin location, prevent that the circuit breaker from leading when main electric cabinet pulls out from leading on the positive board roll-off, improve the circuit breaker and lead the positioning accuracy on the positive board, improve this maintenance device's reliability and security.
Preferably, the hoisting fixing part further comprises a second limiting pin, the second limiting pin is arranged on the support, the peripheral surface of the second limiting pin is in contact with the side surface of the circuit breaker, and the second limiting pin is located right above the first limiting pin. The hoisting pin inserts the hanging ring hole of circuit breaker, and the global side contact with the circuit breaker of second spacer pin makes the circuit breaker fixed on hoist and mount fixed part simultaneously, descends to make the circuit breaker break away from and unsettled when leading the positive board when the movable table, and the circuit breaker can not rock or overturn, and the hoist and mount is stable, improves this maintenance device's reliability and security.
Preferably, the hoisting pin and the second limiting pin have the same structure and both comprise limiting bodies, one end of each limiting body is fixedly provided with a limiting flange, the other end of each limiting body is in threaded connection with a locking nut, and the support is positioned between the limiting flange and the locking nut; one end, close to the locking nut, of the limiting body of the hoisting pin is inserted into the hoisting ring hole, and the peripheral surface of the limiting body of the second limiting pin is in contact with the side surface of the circuit breaker. When the hoisting pin and the second limiting pin are used, only the limiting body is inserted into the support, then the locking nut is screwed, the support is positioned between the limiting flange and the locking nut, and the limiting body is fixed on the support.
Furthermore, the lifting component also comprises a hydraulic lifting mechanism, and the movable table is driven by the hydraulic lifting mechanism to be in sliding connection with the fixed table along the vertical direction. The lifting component is driven by a hydraulic lifting mechanism, and the operation safety is ensured in a hydraulic self-locking mode.
Furthermore, a guide pillar and a guide sleeve which are matched with each other are arranged between the movable table and the fixed table. The setting of guide pillar and guide pin bushing makes the movable table go up and down steadily, improves this maintenance device's security, prolongs this maintenance device's life.
Furthermore, the rollers adopt universal wheels with brakes. The maintenance device is convenient to transport, turn and fix during operation.
Has the advantages that: the chassis dismounting and overhauling device of the handcart circuit breaker of the utility model has the advantages that the guide plate is used as a maintenance platform for placing the circuit breaker, the height of the guide plate can be adjusted up and down, the height of the circuit breaker of various types in a main electric cabinet can be adapted, meanwhile, the guide plate can be adjusted left and right, the width of the circuit breaker of various types can be adapted, the structure of the overhauling device is simple and compact, the size is small, and the overhauling device can be conveniently moved through the idler wheels; the lifting component of the maintenance device adopts a hydraulic lifting mechanism, the height of the maintenance platform is adjusted up and down, and the maintenance device is light, convenient, labor-saving, safe and reliable; the utility model discloses a handcart circuit breaker chassis dismantles and overhauls device, hoists the stable lifting by crane of fixed part realization circuit breaker, and the movable platform descends, breaks away from with leading the positive plate until the circuit breaker, reserves circuit breaker maintenance space, does not need artifical upset to the circuit breaker, is convenient for maintain the circuit breaker bottom; the utility model discloses a handcart circuit breaker chassis is dismantled and is overhauld device, when making the circuit breaker maintenance in the transformer substation, reduces maintenance personal, reduces intensity of labour, raises the efficiency, improves the maintenance security, has embodied characteristics such as specialization, application scope extensively and safe and reliable.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a handcart circuit breaker chassis disassembling and overhauling device of the utility model;
Fig. 2 is a schematic perspective view of another angle of the handcart circuit breaker chassis disassembling and overhauling device of the present invention;
Fig. 3 is an explosion schematic diagram of the handcart circuit breaker chassis disassembling and overhauling device;
Fig. 4 is a schematic perspective view of the circuit breaker of fig. 1 without the circuit breaker;
Fig. 5 is a schematic front view of the handcart circuit breaker chassis disassembling and overhauling device; in the figure: 1. lifting component, 11, fixed station, 12, movable table, 13, hydraulic lifting mechanism, 2, lifting fixed component, 21, support, 22, lifting pin, 23, second limit pin, 231, limit body, 232, limit flange, 233, lock nut, 3, removal fixed component, 31, guide plate, 311, guide end, 312, limit plate, 32, first limit pin, 33, ball guide rail, 34, adjusting screw rod, 35, adjusting wheel, 4, roller, 5, breaker, 51, and suspension ring hole.
Detailed Description
examples
As shown in fig. 1 to 5, a handcart breaker chassis dismounting and overhauling device comprises a lifting component 1, a hoisting fixed component 2 and a moving-out fixed component 3, wherein the lifting component 1 comprises a fixed table 11, a movable table 12 and a hydraulic lifting mechanism 13, the movable table 12 is arranged on the fixed table 11 in a sliding manner along the vertical direction, specifically, a hydraulic cylinder of the hydraulic lifting mechanism 13 drives the movable table 12 to be connected with the fixed table 11 in a sliding manner along the vertical direction, the lifting range of the movable table 12 in the embodiment is 700mm to 1100mm, and in order to ensure that the movable table 12 is lifted stably, a guide pillar and a guide sleeve (not shown in the figure) which are matched with each other are arranged between the movable table 12 and the fixed table 11; in order to facilitate the movement and positioning of the maintenance device, the bottom end of the fixed table 11 is provided with a roller 4, and the roller 4 is a universal wheel with a brake; the hoisting fixing part 2 comprises a bracket 21 and a hoisting pin 22, the bracket 21 is fixedly arranged on both sides of the fixed table 11, a hoisting ring hole 51 is arranged on the circuit breaker 5, the hoisting pin 22 is arranged on the bracket 21, and the hoisting pin 22 can be inserted into the hoisting ring hole 51; the moving-out fixing part 3 comprises two guiding plates 31 which are sequentially arranged on the movable table 12 in a sliding manner along the horizontal direction, the two guiding plates 31 move close to or away from each other, and the guiding plates 31 move between the brackets 21 on the two sides;
In order to keep the guide plate 31 moving smoothly, the moving-out fixing part 3 further comprises a ball guide rail 33 and an adjusting screw 34, the guide plate 31 is arranged on the movable table 12 in a sliding manner through the ball guide rail 33, the adjusting screw 34 is in threaded connection with the guide plate 31, the axial direction of the adjusting screw 34 is consistent with the sliding direction of the guide plate 31, the adjusting screw 34 is used for driving the guide plate 31 to slide along the ball guide rail 33, and one end of the adjusting screw 34, which is far away from the movable table 12, is fixedly provided with an adjusting wheel 35; in order to facilitate the insertion of the correcting plate 31 into the gap between the circuit breaker 5 and the main electric cabinet, the correcting plate 31 faces the circuit breaker 5 to be disassembled, and one end of the correcting plate 31 gradually shrinks towards the circuit breaker 5 to form a correcting end 311;
In order to prevent the circuit breaker 5 from slipping off the guide plate 31 and ensure the positioning accuracy of the circuit breaker 5 on the guide plate 31, a limiting plate 312 extends upwards from the outer side of the moving direction of the guide plate 31, a first limiting pin 32 is arranged at one end of the guide plate 31 far away from the guide end 311, and the limiting plate 312 and the first limiting pin 32 are matched for limiting the circuit breaker 5 in the horizontal direction;
In order to improve the lifting stability of the lifting fixing part 2, the lifting fixing part 2 further comprises a second limiting pin 23, the second limiting pin 23 is arranged on the support 21, the peripheral surface of the second limiting pin 23 is in contact with the side surface of the circuit breaker 5, and the second limiting pin 23 is positioned right above the first limiting pin 32; in order to facilitate the operation of the hoisting pin 22 and the second limit pin 23, the hoisting pin 22 and the second limit pin 23 have the same structure and both comprise a limit body 231, one end of the limit body 231 is fixedly provided with a limit flange 232, the other end of the limit body 231 is in threaded connection with a lock nut 233, and the bracket 21 is positioned between the limit flange 232 and the lock nut 233; one end of the limiting body 231 of the hoisting pin 22, which is close to the lock nut 233, is inserted into the ring eye 51, and the peripheral surface of the limiting body 231 of the second limiting pin 23 contacts with the side surface of the circuit breaker 5.
The operation steps of the maintenance device are as follows:
1) Starting a hydraulic cylinder of the hydraulic lifting mechanism 13, driving the movable table 12 to ascend by the hydraulic cylinder, driving the guide plate 31 to ascend until the height of the circuit breaker 5 to be disassembled is reached, and stopping the hydraulic cylinder;
2) the adjusting screw rod 34 drives the guiding plates 31 to move between the brackets 21 on the two sides by manually rotating the adjusting wheel 35 until the widths of the two guiding plates 31 are matched with the width of the circuit breaker 5 to be disassembled, the maintenance device is pushed to enable the guiding ends 311 of the two guiding plates 31 to be inserted into the main electric cabinet, and after the roller 4 is fixed, the widths of the two guiding plates 31 are finely adjusted according to the width of the circuit breaker 5 to be disassembled;
3) After the circuit breaker 5 is pulled out of the main electric cabinet along the guide plate 31, two sides of the circuit breaker 5 are in contact with the limiting plate 312, the rear side of the circuit breaker 5 is in contact with the first limiting pin 32, the circuit breaker 5 is positioned on the guide plate 31, and the circuit breaker 5 can be overhauled;
4) Inserting the hoisting pin 22 into the hoisting hole, tightening the lock nut 233 to fix the hoisting pin 22 on the bracket 21, tightening the lock nut 233 of the second limit pin 23 to fix the second limit pin 23 on the bracket 21, and contacting the peripheral surface of the second limit pin 23 with the rear side of the circuit breaker 5, thereby fixedly connecting the circuit breaker 5 with the bracket 21;
5) The hydraulic cylinder drives the movable table 12 to descend until the breaker 5 is separated from the guide plate 31, and a maintenance space of the breaker 5 is reserved, so that the bottom of the breaker 5 is convenient to maintain.
Claims (9)
1. the utility model provides a handcart circuit breaker chassis is dismantled and is overhauld device which characterized in that: the lifting device comprises a lifting part (1), a hoisting fixing part (2) and a moving-out fixing part (3), wherein the lifting part (1) comprises a fixed table (11) and a movable table (12), the movable table (12) is arranged on the fixed table (11) in a sliding manner along the vertical direction, and the bottom end of the fixed table (11) is provided with a roller (4); the hoisting fixing part (2) comprises a bracket (21) and a hoisting pin (22), the bracket (21) is fixedly arranged on both sides of the fixing table (11), a hoisting ring hole (51) is arranged on the circuit breaker (5), the hoisting pin (22) is arranged on the bracket (21), and the hoisting pin (22) can be inserted into the hoisting ring hole (51); the shifting-out fixing part (3) comprises two guide plates (31) which are sequentially arranged on the movable table (12) in a sliding mode along the horizontal direction, the two guide plates (31) are close to or far away from each other to move, and the guide plates (31) move between the supports (21) on two sides.
2. The handcart breaker chassis disassembly and overhaul device of claim 1, wherein: the shifting-out fixing part (3) further comprises a ball guide rail (33) and an adjusting screw rod (34), the guide plate (31) is arranged on the movable table (12) in a sliding mode through the ball guide rail (33), the adjusting screw rod (34) is in threaded connection with the guide plate (31), the axis direction of the adjusting screw rod (34) is consistent with the sliding direction of the guide plate (31), and one end, far away from the movable table (12), of the adjusting screw rod (34) is fixedly provided with an adjusting wheel (35).
3. The handcart circuit breaker chassis disassembly and overhaul device of claim 1 or 2, wherein: the guide plate (31) faces the circuit breaker (5) to be disassembled, and one end of the guide plate (31) gradually shrinks towards the circuit breaker (5) to form a guide end (311).
4. The handcart breaker chassis disassembly and overhaul device of claim 3, wherein: lead positive board (31) moving direction's outside upwards to extend limiting plate (312), the one end of leading positive end (311) is kept away from in leading positive board (31) is provided with first spacer pin (32), limiting plate (312) and first spacer pin (32) cooperation are used for spacing circuit breaker (5) of horizontal direction.
5. The handcart breaker chassis disassembly and overhaul device of claim 4, wherein: the hoisting fixing part (2) further comprises a second limiting pin (23), the second limiting pin (23) is arranged on the support (21), the peripheral surface of the second limiting pin (23) is in contact with the side surface of the circuit breaker (5), and the second limiting pin (23) is located right above the first limiting pin (32).
6. The handcart breaker chassis disassembly and overhaul device of claim 5, wherein: the hoisting pin (22) and the second limiting pin (23) are identical in structure and respectively comprise a limiting body (231), one end of the limiting body (231) is fixedly provided with a limiting flange (232), the other end of the limiting body is in threaded connection with a locking nut (233), and the support (21) is located between the limiting flange (232) and the locking nut (233); one end, close to the lock nut (233), of the limiting body (231) of the hoisting pin (22) is inserted into the hanging ring hole (51), and the peripheral surface of the limiting body (231) of the second limiting pin (23) is in contact with the side surface of the circuit breaker (5).
7. The handcart breaker chassis disassembly and overhaul device of claim 1, wherein: the lifting component (1) further comprises a hydraulic lifting mechanism (13), and the movable table (12) is driven by the hydraulic lifting mechanism (13) to be in sliding connection with the fixed table (11) along the vertical direction.
8. the handcart breaker chassis disassembly and overhaul device of claim 7, wherein: and a guide post and a guide sleeve which are matched with each other are arranged between the movable table (12) and the fixed table (11).
9. The handcart breaker chassis disassembly and overhaul device of claim 1, wherein: the roller (4) is a universal wheel with a brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920886787.4U CN209766990U (en) | 2019-06-13 | 2019-06-13 | Handcart circuit breaker chassis dismounting and overhauling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920886787.4U CN209766990U (en) | 2019-06-13 | 2019-06-13 | Handcart circuit breaker chassis dismounting and overhauling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209766990U true CN209766990U (en) | 2019-12-10 |
Family
ID=68745566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920886787.4U Expired - Fee Related CN209766990U (en) | 2019-06-13 | 2019-06-13 | Handcart circuit breaker chassis dismounting and overhauling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209766990U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471866A (en) * | 2021-07-23 | 2021-10-01 | 广东电网有限责任公司 | Circuit breaker trolley maintenance platform |
| CN114029911A (en) * | 2021-11-09 | 2022-02-11 | 广西电网有限责任公司南宁供电局 | Breaker operating device disintegrates maintenance work platform |
| CN116885609A (en) * | 2023-05-22 | 2023-10-13 | 临沂市罗庄区应急管理局 | Portable emergency switch cabinet |
-
2019
- 2019-06-13 CN CN201920886787.4U patent/CN209766990U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471866A (en) * | 2021-07-23 | 2021-10-01 | 广东电网有限责任公司 | Circuit breaker trolley maintenance platform |
| CN114029911A (en) * | 2021-11-09 | 2022-02-11 | 广西电网有限责任公司南宁供电局 | Breaker operating device disintegrates maintenance work platform |
| CN116885609A (en) * | 2023-05-22 | 2023-10-13 | 临沂市罗庄区应急管理局 | Portable emergency switch cabinet |
| CN116885609B (en) * | 2023-05-22 | 2024-03-22 | 临沂市罗庄区应急管理局 | Portable emergency switch cabinet |
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Legal Events
| 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: 20191210 Termination date: 20200613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |