CN220421255U - Be used for electric power drawer type frame circuit breaker - Google Patents

Abstract

The utility model relates to the technical field of electrical equipment, in particular to a circuit breaker for an electric drawer type frame, which comprises a drawer seat, wherein the drawer seat comprises a shell, the upper end and the lower end of the left side and the right side of the shell are respectively welded with a mounting plate, the top of the front face of the shell is provided with a wiring terminal, the upper end and the lower end of the left side and the right side of the inside of the shell are respectively fixedly connected with a guide chute, the left side and the right side of the bottom of an inner cavity of the shell are respectively provided with a connecting chute, the middle part of the bottom of the inner cavity of the shell is provided with a slot, the inner cavity of the shell is provided with a circuit breaker body, the bottom of the shell is provided with a locking assembly, the circuit breaker body comprises a machine body, the upper end and the lower end of the left side and the right side of the machine body are respectively connected with guide sliders in a sliding mode, and the outer walls of the four guide sliders are respectively connected with the inner walls of the four guide chutes in a sliding mode, so that the position of the circuit breaker body can be locked, and poor contact is avoided.

Description

Be used for electric power drawer type frame circuit breaker

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a power drawer type frame circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under normal loop conditions and closing, carrying and breaking a current under abnormal loop conditions within a prescribed time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range, the high-voltage boundary line and the low-voltage boundary line are more fuzzy, generally more than 3kV is called a high-voltage electrical appliance, and the drawer-type circuit breaker is an electrical device widely used in the electrical field and is generally composed of two main parts: the circuit breaker comprises a circuit breaker main body and a drawer seat, wherein the circuit breaker main body plays roles of switching on and switching off normal current and fault current in a loop, and the drawer seat has a function of connecting an external circuit busbar and the circuit breaker main body; however, after the existing circuit breaker is placed in the drawer seat, the circuit breaker body cannot be fixed, the position of the circuit breaker cannot be locked, and the circuit breaker is easy to be mistakenly touched, so that the position of the circuit breaker is changed, and the contact is poor.

Disclosure of Invention

The present utility model is directed to a power drawer type frame circuit breaker, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a be used for electric power drawer type frame circuit breaker, includes the drawer seat, the drawer seat includes the casing, the upper and lower both ends of casing left and right sides all welded connection has the mounting panel, the positive top of casing is provided with binding post, the upper and lower both ends of the inside left and right sides of casing all fixedly connected with direction spout, the connection spout has all been seted up to the left and right sides of casing inner chamber bottom, the middle part of casing inner chamber bottom begins to have the fluting, the inner chamber of casing is provided with the circuit breaker body, the bottom of casing is provided with locking assembly;

the locking assembly comprises a mounting frame arranged at the bottom of the shell, the two ends of the mounting frame are fixedly connected with the bottom of the shell, a rotating screw rod is arranged on the inner side of the mounting frame, the bottom end of the rotating screw rod extends to the outer part of the locking assembly and is fixedly connected with a rotating handle, the surface of the rotating screw rod is rotationally connected with the inner wall of the mounting frame, the surface of the rotating screw rod is in threaded connection with a moving plate, guide rods are penetrated at the front end and the rear end of the moving plate, the two guide rods are in sliding connection with the inner side of the moving plate, the bottom end of the guide rods is fixedly connected with the inner wall of the mounting frame, and first connecting seats are fixedly connected at the front end and the rear end of the left side and the right side of the moving plate.

As a preferable scheme of the utility model, the circuit breaker body comprises a machine body, wherein the upper end and the lower end of the left side and the right side of the machine body are fixedly connected with guide sliding blocks, and the outer walls of the four guide sliding blocks are respectively connected with the inner walls of the four guide sliding grooves in a sliding manner.

As a preferable scheme of the utility model, the left and right sides of the bottom of the machine body are fixedly connected with connecting sliding blocks, one side of the two opposite sides of the connecting sliding blocks is provided with a fixed groove, and the bottoms of the surfaces of the two fixed grooves are respectively connected with the inner walls of the two connecting sliding grooves in a sliding way.

As a preferable scheme of the utility model, L-shaped fixing plates are arranged on the left side and the right side of the movable plate, the top ends of the two L-shaped fixing plates extend to the inside of the shell through grooves, the front end and the rear end of the two L-shaped fixing plates, which are close to one side of the movable plate, are fixedly connected with second connecting seats, and rotating rods are arranged between the four first connecting seats and the four second connecting seats.

As a preferable scheme of the utility model, two ends of the four rotating rods are respectively connected with the first connecting seat and the second connecting seat in a rotating way, and the top ends of the two second connecting seats are respectively and movably connected with the inner walls of the two fixed grooves.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the matched guide sliding block and the matched connecting sliding block can be used through the guide sliding groove and the connecting sliding groove, so that the machine body can be positioned and guided, and the machine body is prevented from shifting in the moving process.

2. In the utility model, the L-shaped fixing plates are pushed to move to the left and right sides by the rotating rods at the two sides by the upper movement of the moving plates, so that the top ends of the two L-shaped fixing plates can be clamped in the fixing grooves to lock the position of the machine body.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the housing of the present utility model;

fig. 3 is a schematic structural view of a circuit breaker body according to the present utility model;

fig. 4 is a schematic bottom view of the locking assembly of the present utility model.

In the figure: 1. a drawer seat; 101. a housing; 102. a mounting plate; 103. a connection terminal; 104. a guide chute; 105. the connecting chute; 106. slotting; 2. a circuit breaker body; 201. a body; 202. a guide slide block; 203. the connecting slide block; 204. a fixing groove; 3. a locking assembly; 301. a mounting frame; 302. rotating the screw; 303. a rotating handle; 304. a moving plate; 305. a guide rod; 306. a first connection base; 307. a rotating lever; 308. an L-shaped fixing plate; 309. and the second connecting seat.

Description of the embodiments

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which, however, the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but instead is provided for the purpose of providing a more thorough and complete disclosure of the utility model.

Referring to fig. 1, 2 and 4, the present utility model provides a technical solution:

the utility model provides a be used for electric power drawer type frame circuit breaker, including drawer seat 1, drawer seat 1 includes casing 101, the upper and lower both ends of casing 101 left and right sides all welded connection has mounting panel 102, casing 101 positive top is provided with binding post 103, casing 101 inside left and right sides's upper and lower both ends all fixedly connected with direction spout 104, connecting chute 105 has all been seted up to the left and right sides of casing 101 inner chamber bottom, casing 101 inner chamber bottom's middle part begins to have fluting 106, casing 101's inner chamber is provided with circuit breaker body 2, casing 101's bottom is provided with locking Assembly 3, locking Assembly 3 is including setting up the mounting bracket 301 in casing 101 bottom, the both ends of mounting bracket 301 and casing 101's bottom fixed connection, the inboard of mounting bracket 301 is provided with rotatory screw 302, the bottom of rotatory screw 302 extends to locking Assembly 3 outside and fixedly connected with rotates 303, rotatory screw 302's surface and mounting bracket 301's inner wall rotation connection, the surface threaded connection of rotatory screw 302 has movable plate 304, the front and back both ends of movable plate 304 run through guide bar 305, the surface of two guide bar 305 and the inboard sliding connection of movable plate 304, the bottom of two guide bar 305 and the equal fixedly connected with the first both ends of the back of movable plate 301.

As shown in fig. 1 and 3, the circuit breaker body 2 includes a body 201, upper and lower ends of left and right sides of the body 201 are fixedly connected with guide sliders 202, outer walls of the four guide sliders 202 are slidably connected with inner walls of the four guide sliding grooves 104 respectively, left and right sides of a bottom of the body 201 are fixedly connected with connecting sliders 203, opposite sides of the two connecting sliders 203 are provided with fixing grooves 204, and bottoms of surfaces of the two fixing grooves 204 are slidably connected with inner walls of the two connecting sliding grooves 105 respectively.

As shown in fig. 4, L-shaped fixing plates 308 are disposed on both sides of the moving plate 304, the top ends of the two L-shaped fixing plates 308 extend to the inside of the housing 101 through the slots 106, the front and rear ends of the two L-shaped fixing plates 308, which are close to one side of the moving plate 304, are fixedly connected with second connecting seats 309, rotating rods 307 are disposed between the four first connecting seats 306 and the second connecting seats 309, two ends of the four rotating rods 307 are respectively connected with the first connecting seats 306 and the second connecting seats 309 in a rotating manner, and the top ends of the two second connecting seats 309 are respectively connected with the inner walls of the two fixing slots 204 in a movable manner.

The working flow of the utility model is as follows: during use, the guide sliding chute 104 and the connecting sliding chute 105 are matched with the guide sliding block 202 and the connecting sliding block 203 to guide the machine body 201, the machine body 201 is offset in the moving process, after the machine body 201 is arranged in the shell 101, the rotating screw rod 302 is rotated through the rotating handle 303, the moving plate 304 on the surface of the rotating screw rod 302 moves downwards, meanwhile, the rotating rods 307 on the two sides rotate to push the two second connecting seats 309 to move towards the two sides, the machine body 201 is clamped through the fixing groove 204, the position of the machine body 201 in the drawer seat is locked, and poor contact caused by the change of the position of the machine body 201 is avoided.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A frame circuit breaker for an electrical drawer, comprising a drawer seat (1), characterized in that: the drawer seat (1) comprises a shell (101), mounting plates (102) are welded at the upper end and the lower end of the left side and the right side of the shell (101), wiring terminals (103) are arranged at the top of the front face of the shell (101), guide sliding grooves (104) are fixedly connected at the upper end and the lower end of the left side and the right side of the inner cavity of the shell (101), connecting sliding grooves (105) are formed in the left side and the right side of the bottom of the inner cavity of the shell (101), a slot (106) is formed in the middle of the bottom of the inner cavity of the shell (101), a breaker body (2) is arranged in the inner cavity of the shell (101), and a locking assembly (3) is arranged at the bottom of the shell (101);

locking subassembly (3) are including setting up mounting bracket (301) in casing (101) bottom, the both ends of mounting bracket (301) and the bottom fixed connection of casing (101), the inboard of mounting bracket (301) is provided with rotatory screw rod (302), the outside and fixedly connected with rotation handle (303) of locking subassembly (3) are extended to the bottom of rotatory screw rod (302), the surface of rotatory screw rod (302) is rotated with the inner wall of mounting bracket (301) and is connected, the surface threaded connection of rotatory screw rod (302) has movable plate (304), the front and back both ends of movable plate (304) are run through guide bar (305), two the surface of guide bar (305) and the inboard sliding connection of movable plate (304), two the bottom of guide bar (305) and the inner wall fixed connection of mounting bracket (301), the front and back both ends of movable plate (304) both sides all are fixedly connected with first connecting seat (306).

2. A frame circuit breaker for electrical drawers as claimed in claim 1, characterized in that: the circuit breaker body (2) comprises a machine body (201), wherein guide sliding blocks (202) are fixedly connected to the upper end and the lower end of the left side and the right side of the machine body (201), and the outer walls of the four guide sliding blocks (202) are respectively connected with the inner walls of the four guide sliding grooves (104) in a sliding mode.

3. A frame circuit breaker for electrical drawers as claimed in claim 2, characterized in that: the left and right sides of organism (201) bottom are all fixedly connected with connection slider (203), and two fixed slot (204) have all been seted up to the opposite one side of connection slider (203), and the bottom of two fixed slot (204) surface is in the inner wall sliding connection of two connection spouts (105) respectively.

4. A frame circuit breaker for electrical drawers as claimed in claim 1, characterized in that: l-shaped fixing plates (308) are arranged on the left side and the right side of the movable plate (304), the top ends of the two L-shaped fixing plates (308) extend to the inside of the shell (101) through grooves (106), second connecting seats (309) are fixedly connected to the front end and the rear end of the two L-shaped fixing plates (308) close to one side of the movable plate (304), and rotating rods (307) are arranged between the four first connecting seats (306) and the second connecting seats (309).

5. A frame circuit breaker for an electrical drawer as recited in claim 4, wherein: the two ends of the four rotating rods (307) are respectively connected with the first connecting seat (306) and the second connecting seat (309) in a rotating way, and the top ends of the two second connecting seats (309) are respectively and movably connected with the inner walls of the two fixing grooves (204).