CN216903996U - Lifting maintenance device for trolley circuit breaker - Google Patents
Lifting maintenance device for trolley circuit breaker Download PDFInfo
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- CN216903996U CN216903996U CN202122919880.0U CN202122919880U CN216903996U CN 216903996 U CN216903996 U CN 216903996U CN 202122919880 U CN202122919880 U CN 202122919880U CN 216903996 U CN216903996 U CN 216903996U
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- circuit breaker
- frame
- service device
- trolley
- synchronous
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Abstract
The utility model discloses a trolley circuit breaker lifting maintenance device which comprises a supporting body and two lifting hanging frames, wherein the supporting body comprises an upper frame and two vertical frames which are arranged oppositely, the tops of the two vertical frames are fixedly connected through the upper frame, the bottom of each vertical frame is provided with a movable base, the two hanging frames are respectively arranged on the two vertical frames in a sliding mode, each vertical frame is provided with a vertically arranged lead screw, the lead screw penetrates through the corresponding hanging frame and is in threaded connection with the hanging frame, and the supporting body is provided with a synchronous driving mechanism for driving each lead screw to rotate synchronously. This dolly circuit breaker goes up and down to overhaul device labour saving and time saving, convenient operation, lift are stable, can improve work efficiency and security.
Description
Technical Field
The utility model relates to the technical field of power equipment, in particular to a trolley breaker lifting maintenance device.
Background
The dolly circuit breaker is when overhauing, demolishs the back at the circuit breaker of locomotive, generally need lift it out through the manual work, then moves maintenance equipment on and overhauls, because the circuit breaker is bulky, weight is big, the circuit breaker in the lifting with move the in-process, need cooperate by a plurality of workman, consuming time and power, work efficiency is low, and dangerous high.
Some overhaul again after the maintenance equipment lifting circuit breaker that is used for lifting the circuit breaker, however, current maintenance equipment that is used for lifting the circuit breaker has the lift unstability, does not have self-locking function, the circuit breaker easily drops the scheduling problem at the in-process of lifting the circuit breaker.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides a trolley circuit breaker lifting maintenance device which is time-saving, labor-saving, convenient to operate, stable in lifting and capable of preventing the circuit breaker from falling easily.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a dolly circuit breaker goes up and down to overhaul device, includes two of supporter and liftable and hangs and connect the frame, the supporter includes roof-rack and two relative vertical frames that set up, two roof-rack fixed connection, each are passed through at the top of erecting the frame the bottom of erecting the frame all is equipped with the removal base, two hang and connect the frame and slide respectively and locate on two vertical frames, each all be equipped with the lead screw of vertical setting on the vertical frame, the lead screw wear to locate on corresponding hanging connects the frame and with this hanging connects a threaded connection, be equipped with the synchronous drive mechanism who is used for driving each lead screw synchronous revolution on the supporter.
As a further improvement of the above technical solution:
the synchronous driving mechanism comprises a rotary driving assembly and a synchronous transmission assembly, the synchronous transmission assembly is connected with each screw rod, and the rotary driving assembly is connected with any screw rod.
The synchronous transmission assembly comprises first chain wheels arranged on the screw rods and first chains wound on the first chain wheels.
The rotary driving assembly comprises a motor and a rotary transmission component, and the motor is connected with any screw rod through the rotary transmission component.
The rotary transmission part comprises a second chain and two second chain wheels, the two second chain wheels are respectively arranged on the output shaft of the motor and the screw rod, and the second chain is wound on the two second chain wheels.
The hanging frame is provided with a plurality of hanging holes distributed at intervals along the length direction.
Each the middle part of erecting the frame all is equipped with a supporting bench, has placed a supporting beam between the supporting bench of two perpendicular frames.
The top of the supporting table is provided with a plurality of clamping grooves distributed at intervals, and two ends of the supporting beam are respectively placed in the clamping grooves of the two supporting tables.
One side of the supporting body is provided with a hand-push handrail.
And a tool box is arranged on the vertical frame.
Compared with the prior art, the utility model has the advantages that:
the trolley circuit breaker lifting maintenance device comprises a supporting body and two lifting hanging frames, wherein the supporting body comprises an upper frame and two vertical frames which are oppositely arranged, the tops of the two vertical frames are fixedly connected through the upper frame, the bottom of each vertical frame is provided with a movable base, the two hanging frames are respectively arranged on the two vertical frames in a sliding mode, each vertical frame is provided with a lead screw which is vertically arranged, the lead screw penetrates through the corresponding hanging frame and is in threaded connection with the hanging frame, and the supporting body is provided with a synchronous driving mechanism for driving each lead screw to synchronously rotate. When the circuit breaker needs to be overhauled, the lifting overhaul device of the circuit breaker of the trolley is pushed to the upper part of the trolley, the two sides of the circuit breaker of the trolley are respectively hung on the two hoisting frames through hanging ropes, and the synchronous driving mechanism is operated to drive the lead screws to synchronously rotate, so that the two hoisting frames and the circuit breaker synchronously ascend to the required overhaul height to be overhauled. Adopt this maintenance frock to overhaul the circuit breaker of dolly, two articulate the frame and go up and down in step, make the lift more stable, and the lead screw can realize the auto-lock when synchronous drive mechanism stops the drive, avoids articulate frame and circuit breaker to drop, labour saving and time saving, convenient operation can improve work efficiency and security.
According to the trolley circuit breaker lifting maintenance device, the rotation driving assembly drives any screw rod to rotate, each screw rod synchronously rotates through the synchronous transmission assembly, the two hanging frames are driven to synchronously lift, and the lifting is stable.
Drawings
Fig. 1 is a schematic perspective view of the trolley circuit breaker lifting maintenance device.
Fig. 2 is an enlarged view of a in fig. 1.
Fig. 3 is a left-side view structural schematic diagram of the trolley circuit breaker lifting maintenance device.
Fig. 4 is a schematic diagram of a right-view structure of the trolley circuit breaker lifting maintenance device.
The reference numerals in the figures denote:
1. a support body; 11. a top frame; 12. erecting; 13. moving the base; 2. a hoisting frame; 21. hanging holes; 3. a screw rod; 4. a synchronous drive mechanism; 5. a rotary drive assembly; 51. a motor; 52. a rotation transmission member; 521. a second chain; 522. a second sprocket; 6. a synchronous drive assembly; 61. a first sprocket; 62. a first chain; 7. a support table; 71. a card slot; 8. a support beam; 9. pushing the handrail; 10. a tool box; 14. a circuit breaker; 15. hanging a rope; 16. a universal wheel; 17. a screw rod bearing seat; 18. and a screw nut.
Detailed Description
The utility model will be described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 4 show an embodiment of a trolley circuit breaker lifting maintenance device of the present invention, the trolley circuit breaker lifting maintenance device of this embodiment includes a support body 1 and two lifting suspension frames 2, the support body 1 includes a top frame 11 and two vertical frames 12 arranged oppositely, tops of the two vertical frames 12 are fixedly connected through the top frame 11, a moving base 13 is arranged at a bottom of each vertical frame 12, the two suspension frames 2 are respectively slidably arranged on the two vertical frames 12, each vertical frame 12 is provided with a vertically arranged lead screw 3, the lead screw 3 is inserted on the corresponding suspension frame 2 and is in threaded connection with the suspension frame 2, and the support body 1 is provided with a synchronous driving mechanism 4 for driving each lead screw 3 to synchronously rotate.
When the circuit breaker 14 needs to be overhauled, the trolley circuit breaker lifting overhaul device is pushed to the upper portion of the trolley, the two sides of the circuit breaker 14 of the trolley are respectively hung on the two hoisting frames 2 through the hanging ropes 15, the synchronous driving mechanism 4 is operated, and the lead screws 3 are driven to rotate synchronously, so that the two hoisting frames 2 and the circuit breaker 14 synchronously ascend to the required overhaul height to be overhauled. Adopt this maintenance frock to overhaul the circuit breaker 14 of dolly, two articulate frame 2 synchronous lifting, make the lift more stable, and lead screw 3 can realize the auto-lock when synchronous drive mechanism 4 stops the drive, avoid articulate frame 2 and circuit breaker 14 to drop, labour saving and time saving, convenient operation can improve work efficiency and security.
In this embodiment, as shown in fig. 2, a vertically disposed sliding slot is disposed in the vertical frame 12, the hanging frame 2 is slidably disposed in the sliding slot, screw shaft bearings 17 are respectively mounted at the upper and lower ends of the sliding slot of the vertical frame 12, the screw 3 is disposed on the screw shaft bearings 17, a through hole penetrates through the hanging frame 2, screw nuts 18 are respectively disposed at both ends of the through hole of the hanging frame 2, and the screw 3 is inserted into the through hole and the screw nuts 18 and is in threaded connection with the screw nuts 18. Simple structure and convenient processing.
In this embodiment, the hanging frame 2 is provided with a pulley, and the hanging frame 2 slides up and down in the sliding groove of the vertical frame 12 through the pulley. Reduce friction and improve the lifting stability.
In this embodiment, as shown in fig. 1, 3 and 4, the universal wheels 16 are installed at the bottom of the movable base 13, so that the maintenance tool can be moved conveniently.
In this embodiment, as shown in fig. 1 and 2, the synchronous driving mechanism 4 includes a rotary driving assembly 5 and a synchronous transmission assembly 6, the synchronous transmission assembly 6 is connected to each screw rod 3, and the rotary driving assembly 5 is connected to any one of the screw rods 3. The rotary driving assembly 5 drives any screw rod 3 to rotate, each screw rod 3 realizes synchronous rotation through the synchronous transmission assembly 6, and the two hoisting frames 2 are driven to synchronously lift, so that the lifting is stable.
In this embodiment, as shown in fig. 1 and 2, the synchronous drive assembly 6 includes first sprockets 61 provided on each of the lead screws 3 and a first chain 62 wound around each of the first sprockets 61. Of course, in other embodiments, the synchronous drive assembly 6 may also be a synchronous belt assembly.
In the present embodiment, as shown in fig. 1 and fig. 2, the rotation driving assembly 5 includes a motor 51 and a rotation transmission member 52, and the motor 51 is connected to any of the lead screws 3 through the rotation transmission member 52 (i.e., the motor 51 drives the lead screw 3 to rotate through the rotation transmission member 52). Preferably, the motor 51 is a speed-adjustable motor, so that the lifting speed of the hanging frame 2 can be adjusted, and the effect of precise lifting is achieved.
In this embodiment, as shown in fig. 1 and 2, the rotation transmission member 52 includes a second chain 521 and two second chain wheels 522, the two second chain wheels 522 are respectively disposed on the output shaft of the motor 51 and the screw rod 3, and the second chain 521 is wound around the two second chain wheels 522. Specifically, one second sprocket 522 is provided on the output shaft of the motor 51, and the other second sprocket 522 is provided on the lead screw 3. Of course, in other embodiments, the rotary drive member 52 may also employ a timing belt assembly.
In this embodiment, as shown in fig. 3 and 4, the hanging frame 2 is provided with a plurality of hanging holes 21 distributed at intervals along the length direction. Different hanging holes 21 can be selected according to different circuit breakers 14, and the circuit breakers 14 of different models can be adapted.
In this embodiment, as shown in fig. 4, a support table 7 is provided in the middle of each vertical frame 12, and a support beam 8 is placed between the support tables 7 of the two vertical frames 12. When the circuit breaker 14 needs to be overhauled, firstly, the supporting beam 8 on the supporting table 7 is removed, then the lifting overhauling device of the circuit breaker of the trolley is pushed to the upper part of the trolley, two sides of the circuit breaker 14 of the trolley are respectively hung on the two hanging frames 2 through the hanging ropes 15, the synchronous driving mechanism 4 is operated, each screw rod 3 is driven to rotate synchronously, the hanging frames 2 and the circuit breaker 14 are driven to ascend synchronously until the circuit breaker 14 is higher than the supporting table 7, then the supporting beam 8 is placed between the supporting tables 7 of the two vertical frames 12, the synchronous driving mechanism 4 is operated again, each screw rod 3 is driven to rotate reversely and synchronously, the circuit breaker 14 is driven to descend synchronously, the circuit breaker 14 is placed on the supporting beam 8, and then overhauling is carried out.
In this embodiment, as shown in fig. 4, a plurality of slots 71 are disposed at intervals on the top of the support base 7, and both ends of the support beam 8 are respectively disposed in the slots 71 of the two support bases 7. Specifically, the clamping grooves 71 on the two supporting tables 7 are arranged oppositely, the end parts of the supporting beams 8 are placed in the clamping grooves 71 from top to bottom, the dismounting and the taking are convenient, and the number of the supporting beams 8 can be selected according to actual requirements.
In this embodiment, as shown in fig. 3 and 4, a hand-push handrail 9 is provided on one side of the support body 1. A vertical shelf 12 is provided with a tool chest 10.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the utility model, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (10)
1. The utility model provides a dolly circuit breaker goes up and down to overhaul device which characterized in that: two of including supporter (1) and liftable hang and connect frame (2), supporter (1) includes roof-rack (11) and two vertical frame (12) that set up relatively, two roof-rack (11) fixed connection, each are passed through at the top of vertical frame (12) the bottom of vertical frame (12) all is equipped with removes base (13), two hang and connect frame (2) and slide respectively and locate on two vertical frame (12), each all be equipped with lead screw (3) of vertical setting on vertical frame (12), lead screw (3) wear to locate on corresponding hang and connect frame (2) and with this hang and connect frame (2) threaded connection, be equipped with on supporter (1) and be used for driving synchronous revolution's of each lead screw (3) synchronous actuating mechanism (4).
2. The trolley circuit breaker lifting service device as recited in claim 1, wherein: the synchronous driving mechanism (4) comprises a rotary driving assembly (5) and a synchronous transmission assembly (6), the synchronous transmission assembly (6) is connected with each screw rod (3), and the rotary driving assembly (5) is connected with any screw rod (3).
3. The trolley circuit breaker lifting service device as recited in claim 2, wherein: the synchronous transmission assembly (6) comprises first chain wheels (61) arranged on the screw rods (3) and first chains (62) wound on the first chain wheels (61).
4. The trolley circuit breaker lifting service device as recited in claim 2, wherein: the rotary driving assembly (5) comprises a motor (51) and a rotary transmission part (52), and the motor (51) is connected with any screw rod (3) through the rotary transmission part (52).
5. The trolley circuit breaker lifting service device of claim 4, wherein: the rotary transmission part (52) comprises a second chain (521) and two second chain wheels (522), the two second chain wheels (522) are respectively arranged on an output shaft of the motor (51) and the screw rod (3), and the second chain (521) is wound on the two second chain wheels (522).
6. The trolley circuit breaker lifting service device as claimed in any one of claims 1 to 5, wherein: the hanging frame (2) is provided with a plurality of hanging holes (21) distributed at intervals along the length direction.
7. The trolley circuit breaker lifting service device as claimed in any one of claims 1 to 5, wherein: supporting tables (7) are arranged in the middle of each vertical frame (12), and a supporting beam (8) is arranged between the supporting tables (7) of the two vertical frames (12).
8. The trolley circuit breaker lifting service device of claim 7, wherein: the top of the supporting tables (7) is provided with a plurality of clamping grooves (71) which are distributed at intervals, and two ends of the supporting beam (8) are respectively placed in the clamping grooves (71) of the two supporting tables (7).
9. The trolley circuit breaker lifting service device as claimed in any one of claims 1 to 5, wherein: one side of the support body (1) is provided with a hand-push handrail (9).
10. The trolley circuit breaker lifting service device as claimed in any one of claims 1 to 5, wherein: a tool box (10) is arranged on the vertical frame (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919880.0U CN216903996U (en) | 2021-11-25 | 2021-11-25 | Lifting maintenance device for trolley circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919880.0U CN216903996U (en) | 2021-11-25 | 2021-11-25 | Lifting maintenance device for trolley circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216903996U true CN216903996U (en) | 2022-07-05 |
Family
ID=82202207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122919880.0U Active CN216903996U (en) | 2021-11-25 | 2021-11-25 | Lifting maintenance device for trolley circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216903996U (en) |
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2021
- 2021-11-25 CN CN202122919880.0U patent/CN216903996U/en active Active
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