CN213815961U - Manual switching-off device of high-voltage circuit breaker - Google Patents
Manual switching-off device of high-voltage circuit breaker Download PDFInfo
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- CN213815961U CN213815961U CN202120034428.3U CN202120034428U CN213815961U CN 213815961 U CN213815961 U CN 213815961U CN 202120034428 U CN202120034428 U CN 202120034428U CN 213815961 U CN213815961 U CN 213815961U
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- rack
- worm
- circuit breaker
- voltage circuit
- adjustable shelf
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Abstract
The utility model discloses a manual separating brake device of high-voltage circuit breaker, which comprises a frame, the moving contact, the top of frame is fixed with vertical board and fixed plate, the rotatable rotation axis that is provided with on the vertical board, the one end of rotation axis is fixed with the worm, the other end of rotation axis can be dismantled and be connected with the driving handle, the moving contact can be dismantled and be connected with the rack, the rack passes through gear drive system with the worm and is connected, the end that the rotation axis was kept away from to the worm is fixed with the dwang with fixed plate rotatable coupling, the top activity of frame is provided with the adjustable shelf, the worm passes the adjustable shelf, the rack activity sets up on the adjustable shelf, it is equipped with the spring to lie in on the dwang between fixed plate and the adjustable shelf. The beneficial effects are as follows: simple structure and convenient use.
Description
Technical Field
The utility model relates to a manual separating brake device of high voltage circuit breaker.
Background
With the continuous improvement of the industrialization level, the requirement of human beings on the voltage grade of the power grid tends to higher voltage grade, and meanwhile, a breaker with high voltage grade needs to be matched to ensure the safe and reliable movement of the power grid, however, the breaker can operate reliably and safely, and the mechanical mechanism and the characteristics have the important function. Under the condition of sudden power failure, a manual opening mechanism of the circuit breaker plays an important role, so that the development of a switching device is particularly important for not influencing the quick opening and closing of the mechanism during electric operation, but also ensuring enough operating force and stroke to realize reliable switching.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a manual separating brake device of high voltage circuit breaker of simple structure, convenient to use.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a manual separating brake device of high-voltage circuit breaker, includes frame, moving contact, the top of frame is fixed with vertical board and fixed plate, the rotatable rotation axis that is provided with on the vertical board, a serial communication port, the one end of rotation axis is provided with the worm, the other end of rotation axis can be dismantled and be connected with the driving handle, the moving contact can be dismantled and be connected with the rack, the rack with the worm passes through gear drive system and connects, the worm is kept away from the end of rotation axis be fixed with fixed plate rotatable coupling's dwang, the top activity of frame is provided with the adjustable shelf, the worm passes the adjustable shelf, the rack activity sets up on the adjustable shelf, lie in on the dwang the cover is equipped with the spring between fixed plate and the adjustable shelf.
Preferably, in the manual opening device of the high-voltage circuit breaker, the moving contact is connected with the rack through a pin.
Preferably, in the manual tripping device for a high-voltage circuit breaker, the gear driving system includes a driving gear, a driven gear, and a connecting shaft connecting the driving gear and the driven gear, the connecting shaft is rotatably connected to the movable frame, the driving gear is engaged with the worm, and the driven gear is engaged with the rack.
Preferably, in the manual tripping device for the high-voltage circuit breaker, an upper sliding sleeve and a lower sliding sleeve are fixed on the movable frame, the top end of the rack is connected with the upper sliding sleeve in a sliding manner, and the bottom end of the rack is connected with the lower sliding sleeve in a sliding manner.
Preferably, in the manual tripping device for the high-voltage circuit breaker, at least two limiting shafts are arranged at the top of the rack, at least two sliding grooves are arranged at the bottom of the movable frame, and the limiting shafts correspond to the sliding grooves one to one and correspond to the sliding grooves in a sliding manner.
Preferably, in the above manual opening device for a high-voltage circuit breaker, the sliding groove is parallel to the worm.
The technical effects of the utility model are mainly embodied in that:
under the normal condition, a rack, a worm and a gear driving system move towards a vertical plate under the action of a spring, the rack is separated from a moving contact, and the moving contact can freely move up and down without influencing electric operation; when the manual separating brake operation of needs execution is, insert the actuating handle, the actuating handle promotes worm, gear drive system, rack and moves inwards, and reconnection rack and moving contact, actuating handle are rotatory, can drive the rack motion to drive moving contact separating brake, adopt the utility model discloses a structure operation is got up simply, and is with low costs.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of another aspect of the present invention;
fig. 3 is a schematic view of a connection structure of the worm, the gear driving system and the rack in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description, together with the accompanying drawings and the embodiments of the present invention, will be made to clearly describe the technical solutions in the embodiments of the present invention, and obviously, 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 efforts belong to the protection scope of the present invention.
As shown in fig. 1, 2, 3, a manual separating brake device of high-voltage circuit breaker, including frame 11, moving contact 10, the top of frame 11 is fixed with vertical board 12 and fixed plate 13, and the rotatable rotation axis 14 that is provided with on the vertical board 12, the one end of rotation axis 14 are provided with worm 15, and the other end of rotation axis 14 can be dismantled and be connected with driving handle 16, and moving contact 10 can be dismantled and be connected with rack 17, the utility model provides a moving contact 10 with rack 17 passes through the round pin 20 and connects.
The rack 17 is connected with the worm 15 through a gear driving system, a rotating rod which is rotatably connected with the fixed plate 13 is fixed at the end of the worm 15 far away from the rotating shaft 14, a movable frame 40 is movably arranged at the top of the rack 11, the worm 15 penetrates through the movable frame 40, the rack 17 is movably arranged on the movable frame 40, and a spring 400 is sleeved on the rotating rod and positioned between the fixed plate 13 and the movable frame 40.
The utility model provides a gear drive system includes driving gear 51, driven gear 52, connects even axle 53 of driving gear 51 and driven gear 52, even axle 53 and adjustable shelf 31 rotatable coupling, driving gear 51 and worm 15 meshing, driven gear 52 and rack 17 meshing.
The utility model provides a be fixed with last sliding sleeve 71 and lower sliding sleeve 72 on the adjustable shelf 40, the top of rack 17 with go up sliding sleeve 71 sliding connection, the bottom and the lower sliding sleeve 72 sliding connection of rack 17.
The utility model provides a top of frame 11 is provided with four spacing axles 81, and the bottom of adjustable shelf 50 is provided with four spouts 82, spacing axle 81 and spout 82 one-to-one and spacing axle 81 and the spout 82 sliding connection who corresponds, the utility model provides a spout 82 and worm 15 parallel arrangement.
The technical effects of the utility model are mainly embodied in that:
in a normal situation, the rack 17, the worm 15 and the gear driving system move towards the vertical plate 12 under the action of the spring 400, the rack 17 and the moving contact 10 are in a separated state, and the moving contact 10 can freely move up and down without influencing electric operation; when the manual separating brake operation of needs execution is, insert driving handle 16, driving handle 16 promotes worm 15, gear drive system, rack 17 and moves inwards, reconnects rack 17 and moving contact 10, and driving handle 16 is rotatory, can drive the motion of rack 17 to drive moving contact 10 separating brake, adopt the utility model discloses a structure operation is got up simply, and is with low costs.
It should be noted that the utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the description of description and the record of attached drawing, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt conventional model among the prior art, and the utility model people no longer detailed here.
While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (6)
1. The utility model provides a manual separating brake device of high voltage circuit breaker, includes frame, moving contact, the top of frame is fixed with vertical board and fixed plate, the rotatable rotation axis that is provided with on the vertical board, its characterized in that: the one end of rotation axis is provided with the worm, the other end of rotation axis can be dismantled and be connected with the driving handle, the moving contact can be dismantled and be connected with the rack, the rack with the worm passes through gear drive system and connects, the worm is kept away from the end of rotation axis be fixed with fixed plate rotatable coupling's dwang, the top activity of frame is provided with the adjustable shelf, the worm passes the adjustable shelf, the rack activity sets up on the adjustable shelf, lie in on the dwang the cover is equipped with the spring between fixed plate and the adjustable shelf.
2. The manual opening device of a high-voltage circuit breaker according to claim 1, characterized in that: the moving contact is connected with the rack through a pin.
3. The manual opening device of a high-voltage circuit breaker according to claim 1 or 2, characterized in that: the gear driving system comprises a driving gear, a driven gear and a connecting shaft connected with the driving gear and the driven gear, the connecting shaft is rotatably connected with the movable frame, the driving gear is meshed with the worm, and the driven gear is meshed with the rack.
4. The manual opening device of a high-voltage circuit breaker according to claim 1 or 2, characterized in that: an upper sliding sleeve and a lower sliding sleeve are fixed on the movable frame, the top end of the rack is connected with the upper sliding sleeve in a sliding mode, and the bottom end of the rack is connected with the lower sliding sleeve in a sliding mode.
5. The manual opening device of a high-voltage circuit breaker according to claim 4, characterized in that: the top of frame is provided with two at least spacing axles, the bottom of adjustable shelf is provided with two at least spouts, spacing axle with the spout one-to-one just spacing axle with correspond spout sliding connection.
6. Manual tripping device of a high-voltage circuit breaker according to claim 5, characterized in that: the sliding groove and the worm are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120034428.3U CN213815961U (en) | 2021-01-07 | 2021-01-07 | Manual switching-off device of high-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120034428.3U CN213815961U (en) | 2021-01-07 | 2021-01-07 | Manual switching-off device of high-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213815961U true CN213815961U (en) | 2021-07-27 |
Family
ID=76949503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120034428.3U Active CN213815961U (en) | 2021-01-07 | 2021-01-07 | Manual switching-off device of high-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213815961U (en) |
-
2021
- 2021-01-07 CN CN202120034428.3U patent/CN213815961U/en active Active
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