CN216085932U - Special handcart for direct-current quick breaker - Google Patents

Abstract

The utility model discloses a special handcart for a direct-current quick breaker, which comprises an underframe, a movable bracket arranged on the underframe, a mounting bracket arranged on the movable bracket and a breaker fixedly arranged on the mounting bracket, wherein a joint is arranged at the end part of the breaker, an annular handle is arranged on the outer peripheral wall of the movable bracket, and the movable bracket can slide on the underframe to drive the breaker to realize opening and closing actions. The special handcart for the direct-current rapid circuit breaker can drive the circuit breaker to move very stably so as to realize switching-on and switching-off actions.

Description

Special handcart for direct-current quick breaker

Technical Field

The utility model relates to the field, in particular to a handcart special for a direct-current quick circuit breaker.

Background

The circuit breaker is as a common high tension switchgear, by the extensive application in various production environment, for example in the railway power network, the handcart frame of current circuit breaker generally adopts the panel beating technology of bending to form, the precision is lower, the precision of mechanism case itself and bolt fastening precision are equally lower, and the handcart takes place the skew about easily between the guide rail of cubical switchboard, it is relatively poor to generally lead to the precision of circuit breaker handcart in the cubical switchboard, it is not good to make the isolation contact that upper and lower contact arm of circuit breaker handcart formed with the centering of a static contact in the cubical switchboard, the contact finger contact of isolation contact is uneven, the phenomenon that cubical switchboard overheat trouble appears easily produces.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a handcart special for a direct-current quick circuit breaker, and aims to solve the technical problem.

In order to achieve the purpose, the handcart special for the direct-current rapid circuit breaker comprises a bottom frame, a movable bracket arranged on the bottom frame, a mounting bracket arranged on the movable bracket and a circuit breaker fixedly arranged on the mounting bracket, wherein a joint is arranged at the end part of the circuit breaker, an annular handle is arranged on the peripheral wall of the movable bracket, and the movable bracket can slide on the bottom frame to drive the circuit breaker to realize opening and closing actions.

In one embodiment, the base frame comprises a first right-angle plate, a mounting bottom plate and a second right-angle plate, the first right-angle plate and the second right-angle plate are respectively arranged on two sides of the mounting bottom plate, and the movable bracket is arranged on the mounting bottom plate.

In an embodiment, the first right-angle plate and the second right-angle plate are identical in structure, the first right-angle plate includes a first plate body and a second plate body, the first plate body and the second plate body are vertically arranged, and the second plate body is connected with the installation bottom plate.

In one embodiment, the movable bracket comprises an annular mounting ring and a fixing plate arranged at a distance from the mounting ring, the mounting bracket is arranged in the mounting ring, the end part of the mounting ring is fixedly arranged on the fixing plate, and the side wall of the fixing plate far away from the mounting ring can be connected with the first right-angle plate and the second right-angle plate in a clamping manner.

In an embodiment, the limiting plate is bent outwards and extends to abut against the first plate body, the first plate body is provided with a plurality of mounting holes arranged at intervals along the extending direction of the first plate body, the fixing plate is provided with fastening holes corresponding to the mounting holes, and the fixing plate and the first plate body are in abutting connection through the fastening holes and the mounting holes by fasteners.

In an embodiment, the movable bracket further comprises a limiting plate which is vertically arranged, a limiting hole is formed in the limiting plate, a limiting post is arranged on the outer wall surface of the mounting ring, and the limiting post can be embedded into the limiting hole.

In one embodiment, the thickness of the limiting column is equal to or less than the aperture of the limiting hole.

According to the technical scheme, the special handcart for the direct-current rapid circuit breaker comprises a bottom frame, a movable bracket arranged on the bottom frame, a mounting bracket arranged on the movable bracket and a circuit breaker fixedly arranged on the mounting bracket, wherein a joint is arranged at the end part of the circuit breaker, an annular handle is arranged on the outer peripheral wall of the movable bracket, and the movable bracket can slide on the bottom frame to drive the circuit breaker to realize switching-off and switching-on actions.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a special handcart for a direct-current quick circuit breaker according to an embodiment of the utility model.

The reference numbers illustrate: 10. a chassis; 11. a first gusset; 111. a first plate body; 112. a second plate body; 113. mounting holes; 12. mounting a bottom plate; 13. a second rectangular plate; 20. moving the carriage; 21. a ring-shaped handle; 22. a mounting ring; 23. a fixing plate; 24. a limiting plate; 25. a fastening hole; 26. a limiting hole; 27. a limiting column; 30. mounting a bracket; 40. a circuit breaker; 50. and (4) a joint.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Moreover, the technical solutions in the embodiments of the present invention may be combined with each other, but it is necessary to be able to be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a special handcart for a direct-current quick circuit breaker.

As shown in fig. 1, the special handcart for a direct current fast breaker 40 provided by the embodiment of the present invention includes a chassis 10, a moving bracket 20 disposed on the chassis 10, a mounting bracket 30 disposed on the moving bracket 20, and a breaker 40 fixedly disposed on the mounting bracket 30, wherein a joint 50 is disposed on an end of the breaker 40, an annular handle 21 is disposed on an outer peripheral wall of the moving bracket 20, and the moving bracket 20 can slide on the chassis 10 to drive the breaker 40 to perform opening and closing operations.

In this embodiment, the chassis 10 can not only carry the breaker 40 but also provide the vertical positioning of the breaker 40, and can also drive the breaker 40 to move through the moving bracket 20 by the annular handle 21, so as to implement the closing and opening actions.

Further, the base frame 10 includes a first rectangular plate 11, a mounting base plate 12 and a second rectangular plate 13, the first rectangular plate 11 and the second rectangular plate 13 are respectively disposed at two sides of the mounting base plate 12, the movable bracket 20 is disposed on the mounting base plate 12, the first rectangular plate 11 and the second rectangular plate 13 have the same structure, the first rectangular plate 11 includes a first plate 111 and a second plate 112, the first plate 111 and the second plate 112 are vertically disposed, and the second plate 112 is connected to the mounting base plate 12. In the present embodiment, the first square plate 11 and the second square plate 13 are symmetrically arranged, and the first square plate 11 and the second square plate 13 are both L-shaped, so that the first panels 111 of the first square plate 11 and the second square plate 13 can be fixedly connected with the moving bracket 20.

Specifically, the movable bracket 20 includes an annular mounting ring 22 and a fixing plate 23 spaced from the mounting ring 22, the mounting bracket 30 is disposed in the mounting ring 22, an end of the mounting ring 22 is fixedly disposed on the fixing plate 23, a side wall of the fixing plate 23, which is far away from the mounting ring 22, can be clamped and connected with the first right-angle plate 11 and the second right-angle plate 13, the fixing plate 23 is bent outward and extended and abuts against the first plate 111, the first plate 111 is provided with a plurality of mounting holes 113 spaced in an extending direction of the first plate 111, the fixing plate 23 is provided with fastening holes 25 corresponding to the mounting holes 113, and fastening members sequentially penetrate through the fastening holes 25 and the mounting holes 113 so that the fixing plate 23 is in abutting connection with the first plate 111. In the present embodiment, the fastening holes 25 of the fixing plate 23 and the mounting holes 113 of the first plate 111 are connected by fastening bolts, and the plurality of mounting holes 113 are opened, so that the positions of the mounting plates can be changed accordingly to adapt to different pitches.

Further, the movable bracket 20 further comprises a limiting plate 24 which is vertically arranged, a limiting hole 26 is formed in the limiting plate 24, a limiting column 27 is arranged on the outer wall surface of the mounting ring 22, and the limiting column 27 can be embedded into the limiting hole 26. In this embodiment, when the fixed movable bracket 20, the cartridge of accessible spacing post 27 is in spacing hole 26 to carry out spacing to the circumference of spacing post 27 through spacing hole 26, thereby promote the stability of movable bracket 20, wherein, the thickness of spacing post 27 is equal to or less than the aperture of spacing hole 26, in this embodiment, the thickness of spacing post 27 is less than the aperture of spacing hole 26, and the height of spacing post 27 is equal to the height of spacing hole 26, thereby when inserting spacing post 27 in spacing hole 26, the periphery wall of spacing post 27 can closely lean on with the internal perisporium of spacing hole 26, thereby further promote stability, prevent to drop.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (7)

1. The utility model provides a special handcart of direct current quick circuit breaker, its characterized in that, special handcart of direct current quick circuit breaker include the chassis, set up in remove the bracket on the chassis, set up in remove the last installing support of bracket and fixed set up in circuit breaker on the installing support, be provided with the joint on the tip of circuit breaker, be provided with cyclic annular handle on the periphery wall of removal bracket, it can to remove the bracket slide in order to drive on the chassis circuit breaker realizes separating brake and combined floodgate action.

2. The special handcart of direct current quick circuit breaker according to claim 1, characterized in that the chassis includes first squaring plate, mounting plate and second squaring plate, first squaring plate with the second squaring plate is located respectively the both sides of mounting plate, remove the bracket set up in on the mounting plate.

3. The special handcart of direct current quick circuit breaker according to claim 2, characterized in that first right angle board and second right angle board are the same in structure, first right angle board includes first plate body and second plate body, first plate body with the perpendicular setting of second plate body, the second plate body with install the bottom plate is connected.

4. The special handcart of direct current quick circuit breaker according to claim 3, characterized in that, the removal bracket includes be annular collar and with the fixed plate that the collar interval set up, the installing support set up in the collar, the end fixing of collar set up in on the fixed plate, the fixed plate is kept away from the lateral wall of collar can with first right-angle board with the connection is held to the second right-angle board card.

5. The special handcart of direct current quick circuit breaker according to claim 4, wherein the fixed plate is bent towards the outside and extended and abutted against the first plate body, the first plate body is provided with a plurality of mounting holes arranged at intervals along the extending direction of the first plate body, the fixed plate is provided with fastening holes corresponding to the mounting holes, and the fastening holes and the mounting holes are sequentially penetrated through by fasteners so that the fixed plate is abutted against and connected with the first plate body.

6. The special handcart of direct current quick circuit breaker according to claim 5, wherein the moving bracket further comprises a limiting plate which is vertically arranged, the limiting plate is provided with a limiting hole, the outer wall surface of the mounting ring is provided with a limiting post, and the limiting post can be embedded into the limiting hole.

7. The special handcart of direct current quick circuit breaker according to claim 6, characterized in that the thickness of the limiting column is equal to or less than the aperture of the limiting hole.

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