CN210349727U

CN210349727U - Circuit breaker convenient to equipment and maintenance

Info

Publication number: CN210349727U
Application number: CN201921234497.8U
Authority: CN
Inventors: 罗文�; 安建钘; 刘侠
Original assignee: Zunyi Changzheng Electrical Appliance Manufacturing Co ltd
Current assignee: Zunyi Changzheng Electrical Appliance Manufacturing Co ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-04-17
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a belong to the technical field of electrical apparatus, specifically be a circuit breaker convenient to equipment and maintenance, it includes: mounting panel, circuit breaker bottom plate, circuit breaker outer wall and circuit breaker top cap, mounting panel top buckle installation circuit breaker bottom plate, the equal fixed mounting in circuit breaker bottom plate top left and right sides has spacing latch, the left and right sides be provided with the backup pad between the spacing latch, the backup pad bottom is provided with a plurality of buffer spring, circuit breaker bottom plate outside buckle installation circuit breaker outer wall, the wire sleeve has all been pegged graft to the circuit breaker outer wall left and right sides, avoids circuit element to rock, improves job stabilization nature, can dispel the heat to the circuit breaker, avoids inside operating temperature too high accelerating circuit ageing, dismantles through buckle simple to operate, and repair and maintenance are convenient for, can cushion the impact that the circuit breaker received, protects the internal circuit, improves life.

Description

Circuit breaker convenient to equipment and maintenance

Technical Field

The utility model relates to an electrical apparatus technical field specifically is a circuit breaker convenient to equipment and maintenance.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to the application range, the high-voltage and low-voltage boundary lines are relatively vague, and the circuit breakers above 3kV are generally called high-voltage electric appliances.

The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, and automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and the function of the circuit breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like. Furthermore, no parts need to be changed after breaking the fault current. At present, it has been widely used.

At present, current circuit breaker structure is fixed, and inconvenient the installing in dismantlement causes inconvenience when overhauing, and the internal circuit produced heat easily when the circuit breaker used, and the circuit element is damaged easily in the heat gathering, reduces life, and circuit element fixed mounting in the current circuit breaker does not possess buffer gear on the circuit breaker shell, damages easily.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or the problems existing in the existing circuit breakers convenient for assembly and maintenance.

Therefore, the utility model aims at providing a circuit breaker convenient to equipment and maintenance can dispel the heat to the circuit breaker, avoids inside operating temperature too high circuit ageing with higher speed, dismantles through buckle simple to operate, and the impact that can receive the circuit breaker is cushioned, protects the internal circuit, improves life with convenient to repair and maintenance.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a circuit breaker facilitating assembly and maintenance, comprising: mounting panel, circuit breaker bottom plate, circuit breaker outer wall and circuit breaker top cap, mounting panel top buckle installation circuit breaker bottom plate, the equal fixed mounting in circuit breaker bottom plate top left and right sides has spacing latch, the left and right sides be provided with the backup pad between the spacing latch, the backup pad bottom is provided with a plurality of buffer spring, the outside buckle installation circuit breaker outer wall of circuit breaker bottom plate, the wire sleeve has all been pegged graft to the circuit breaker outer wall left and right sides, the heat dissipation cover has all been pegged graft to both sides around the circuit breaker outer wall, all inlay in the heat dissipation cover and install the filter screen, circuit breaker outer wall top buckle installation circuit breaker top cap, circuit breaker top cap bottom left and right sides all is provided with the top cap connecting plate, the equal fixed mounting in circuit breaker top cap.

As an equipment and maintenance convenient circuit breaker a preferred scheme, wherein: the mounting panel top is provided with the slide rail, circuit breaker bottom plate bottom is provided with the spout with slide rail matched with.

As an equipment and maintenance convenient circuit breaker a preferred scheme, wherein: the buffer springs are uniformly distributed at the bottom of the supporting plate, and the supporting plate is provided with uniformly distributed ventilation holes.

As an equipment and maintenance convenient circuit breaker a preferred scheme, wherein: be provided with the screw thread of mutually supporting between circuit breaker outer wall and wiring cover and the heat dissipation cover, wiring cover and heat dissipation cover are connected through screw thread and circuit breaker outer wall are screwed.

As an equipment and maintenance convenient circuit breaker a preferred scheme, wherein: the top of the top cover of the circuit breaker is provided with a plurality of indicator lamps, the indicator lamps are respectively and electrically connected with the wiring guide pillars inside the circuit breaker, and the indicator lamps are respectively arranged at the adjacent positions of the wiring sleeves.

As an equipment and maintenance convenient circuit breaker a preferred scheme, wherein: a plurality of mounting holes have all been seted up to the mounting panel left and right sides, and are a plurality of the mounting hole is in the mounting panel left and right sides evenly distributed.

Compared with the prior art: but a plurality of circuit breaker bottom plates of buckle installation on the mounting panel, be convenient for installation and dismantlement, receive the collision at the circuit breaker or when rocking, buffer spring cushions the impact force of circuit breaker, the circuit element at protection backup pad top, and the service life is prolonged, the heat dissipation cover is used for dispelling the heat that produces the circuit breaker internal work, the filter screen prevents inside outside dust gets into the circuit breaker, compress tightly circuit element in the backup pad through spacing post, avoid circuit element to rock, and the stability of work is improved, can dispel the heat to the circuit breaker, avoid inside operating temperature too high accelerated circuit ageing, dismantle through buckle simple to operate, repair and maintenance are convenient for, can cushion the impact that the circuit breaker received, protect the internal circuit, and the service life is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and 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 these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the external structure of the present invention;

fig. 3 is a schematic structural diagram of the outer wall of the circuit breaker of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a circuit breaker convenient to equipment and maintenance can dispel the heat to the circuit breaker, avoids the too high circuit aging with higher speed of inside operating temperature, dismantles through buckle simple to operate, is convenient for repair and maintenance, can cushion the impact that the circuit breaker received, protects the internal circuit, improves life, please refer to figure 1, include: a mounting plate 100, a circuit breaker base plate 200, a circuit breaker outer wall 300, and a circuit breaker top cover 400;

referring to fig. 1 and 2, the mounting plate 100 is used for mounting the circuit breaker base plates 200, the mounting plate 100 is a long strip plate, a plurality of circuit breaker base plates 200 can be mounted on the mounting plate 100 in a snap-fit manner, so that the mounting plate 100 is convenient to mount and dismount, and the mounting plate 100 is made of plastic.

Referring to fig. 1 and 2 again, the circuit breaker base plate 200 includes a limiting latch 210, a support plate 220 and a buffer spring 230, specifically, the circuit breaker base plate 200 is installed at the top of the installation plate 100 in a buckling manner, the limiting latch 210 is welded on the left and right sides of the top of the circuit breaker base plate 200, the support plate 220 is inserted in the middle of the limiting latch 210, the buffer spring 230 is welded on the bottom of the support plate 220, the top of the support plate 220 is used for installing circuit elements, when the circuit breaker is collided or shaken, the buffer spring 230 buffers the impact force of the circuit breaker to protect the circuit elements on the top of the support plate 220, so that the service life is prolonged.

Referring to fig. 1 and 2, fig. 3 and 4, the breaker outer wall 300 includes a wiring sleeve 310, a heat dissipation sleeve 320 and a filter screen 330, specifically, the breaker outer wall 300 is installed at the top of the breaker bottom plate 200 in a buckling manner, after the buckle is installed, the breaker outer wall 300 is locked on the limit latch 210 through a screw, the wiring sleeve 310 is installed at the left and right sides of the breaker outer wall 300 in an embedded manner, the heat dissipation sleeve 320 is installed at the front and back sides of the breaker outer wall 300 in an embedded manner, the filter screen 330 is installed inside the heat dissipation sleeve 320 in an embedded manner, an external circuit lead is inserted into the inside of the wiring sleeve 310, the heat dissipation sleeve 320 is used for dissipating heat generated by the internal work of the breaker, the filter screen 330 prevents external dust.

Referring to fig. 1 and 2 again, the circuit breaker top cover 400 includes a top cover connecting plate 410, a limiting post 420 and a base plate 430, specifically, the circuit breaker top cover 400 is installed at the top of the circuit breaker outer wall 300 in a buckling manner, the top cover connecting plate 410 is welded to the left and right sides of the bottom of the circuit breaker top cover 400, the top cover connecting plate 410 is in contact with the circuit breaker outer wall 300, the circuit breaker top cover 400 is installed at the top of the circuit breaker outer wall 300 in a buckling manner, the circuit breaker outer wall 300 is in locking connection with the top cover connecting plate 410 through screws, the limiting post 420 is welded to the left and right sides of the bottom of the circuit breaker top cover 400, the base plate 430 is welded to the bottom of the limiting post 420, circuit elements are.

When specific use, but a plurality of circuit breaker bottom plates 200 of buckle installation on mounting panel 100, be convenient for installation and dismantlement, receive the collision or when rocking at the circuit breaker, buffer spring 230 cushions the impact force of circuit breaker, the circuit element at protection backup pad 220 top, and service life is prolonged, heat dissipation sleeve 320 is used for dispelling the heat that circuit breaker internal work produced, inside filter screen 330 prevents that outside dust from getting into the circuit breaker, compress tightly circuit element on backup pad 220 through spacing post 420, avoid circuit element to rock, and improve the job stabilization nature.

For convenience of installation, the top of the mounting plate 100 is provided with a slide rail, and the bottom of the circuit breaker base plate 200 is provided with a slide groove matched with the slide rail.

In order to improve the supporting stability, a plurality of the buffer springs 230 are uniformly distributed at the bottom of the supporting plate 220, and the supporting plate 220 is provided with uniformly distributed ventilation holes.

In order to facilitate connection and fixation, mutually matched threads are arranged between the outer wall 300 of the circuit breaker and the wiring sleeve 310 and the heat dissipation sleeve 320, and the wiring sleeve 310 and the heat dissipation sleeve 320 are in screwed connection with the outer wall 300 of the circuit breaker through the threads.

In order to facilitate the judgment of the circuit connection state, the top of the top cover 400 of the circuit breaker is provided with a plurality of indicator lamps 500, the indicator lamps 500 are respectively and electrically connected with the wiring guide posts inside the circuit breaker, the indicator lamps 500 are respectively arranged at the adjacent positions of the wiring sleeve 310, and when a lead in the wiring sleeve 310 is in a path, the indicator lamps 500 are turned on, so that the judgment of the working state of the circuit breaker is facilitated.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A circuit breaker facilitating assembly and maintenance, comprising: the circuit breaker comprises a mounting plate (100), a circuit breaker bottom plate (200), a circuit breaker outer wall (300) and a circuit breaker top cover (400), wherein the circuit breaker bottom plate (200) is installed at the top of the mounting plate (100) in a buckling mode, limiting clamping teeth (210) are fixedly installed on the left side and the right side of the top of the circuit breaker bottom plate (200), a supporting plate (220) is arranged between the limiting clamping teeth (210) on the left side and the right side, a plurality of buffer springs (230) are arranged at the bottom of the supporting plate (220), the circuit breaker outer wall (300) is installed in a buckling mode on the outer portion of the circuit breaker bottom plate (200), wiring sleeves (310) are inserted into the left side and the right side of the circuit breaker outer wall (300), heat dissipation sleeves (320) are inserted into the front side and the rear side of the circuit breaker outer wall (300), filter screens (330) are installed in the heat, the circuit breaker top cap (400) bottom left and right sides all fixed mounting have spacing post (420), spacing post (420) bottom all fixed mounting has backing plate (430).

2. A circuit breaker convenient for assembly and maintenance according to claim 1, wherein the top of the mounting plate (100) is provided with a slide rail, and the bottom of the circuit breaker base plate (200) is provided with a slide groove matched with the slide rail.

3. The circuit breaker as claimed in claim 1, wherein a plurality of said buffer springs (230) are uniformly distributed on the bottom of the supporting plate (220), and said supporting plate (220) is formed with uniformly distributed ventilating holes.

4. The circuit breaker convenient for assembly and maintenance according to claim 1, wherein the circuit breaker outer wall (300) and the connection sleeve (310) and the heat dissipation sleeve (320) are provided with mutually matched threads, and the connection sleeve (310) and the heat dissipation sleeve (320) are screwed with the circuit breaker outer wall (300) through the threads.

5. The circuit breaker convenient for assembly and maintenance of claim 1, wherein a plurality of indicator lamps (500) are disposed on the top of the top cover (400), the indicator lamps (500) are electrically connected to the wiring guide posts inside the circuit breaker, and the indicator lamps (500) are disposed adjacent to the wiring sleeve (310).

6. The circuit breaker convenient to assemble and overhaul according to claim 1, wherein a plurality of mounting holes are formed in the left side and the right side of the mounting plate (100) and are uniformly distributed on the left side and the right side of the mounting plate (100).