CN216250592U

CN216250592U - Electric circuit breaker

Info

Publication number: CN216250592U
Application number: CN202123018953.5U
Authority: CN
Inventors: 赵磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-04-08
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses an electric circuit breaker, which relates to the technical field of circuit breakers and comprises a circuit breaker body, wherein a mounting plate is fixedly connected to the side surface of the circuit breaker body, a shell is fixedly connected to the surface of the mounting plate, the circuit breaker body is positioned in the shell, wire passing ports are formed in the top and the bottom of the shell, a cover plate is movably connected to the surface of the shell through hinges, a handle is fixedly connected to the surface of the cover plate, a through groove is formed in the side surface of the shell, and a square sleeve is fixedly connected to the side surface of the shell corresponding to the through groove. The utility model solves the problems that in the prior art, when a common electric breaker is used in a weather with high temperature, the electric leakage breaker is radiated by the natural flow of air, the radiating effect is poor, the aging of the electric leakage breaker is easily aggravated after long-time use, and the service life of the electric leakage breaker is shortened by arranging the shell, the shell cover, the square sleeve and the radiating fan.

Description

Electric circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to an electric circuit breaker.

Background

The leakage circuit breaker is also called a leakage protector, and the leakage protector is communicated with equipment through a lead, is used for protecting the electric shock of a person with fatal danger when the equipment has leakage faults, has the functions of overload and short-circuit protection, is used for protecting the overload and short circuit of a circuit or a motor, and is also used for the infrequent switching starting of the circuit under the normal condition.

Among the prior art, common electric circuit breaker when using, electric leakage circuit breaker can produce the heat when using, and electric leakage circuit breaker often relies on the natural flow of air to dispel the heat, but when the higher weather of temperature use, only relies on the natural flow of air to dispel the heat, and the radiating effect is relatively poor, aggravates electric leakage circuit breaker's ageing easily after long-time the use, reduces electric leakage circuit breaker's life.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric breaker, which has the advantage of prolonging the service life of an electric leakage breaker and solves the problems that in the prior art, when a common electric breaker is used in a weather with higher temperature, the electric leakage breaker is radiated by the natural flow of air, the radiating effect is poor, the aging of the electric leakage breaker is easily aggravated after the electric leakage breaker is used for a long time, and the service life of the electric leakage breaker is shortened.

In order to realize the purpose of prolonging the service life of the residual current circuit breaker, the utility model provides the following technical scheme: the utility model provides an electric circuit breaker, includes the circuit breaker body, the side fixedly connected with mounting panel of circuit breaker body, the fixed surface of mounting panel is connected with the casing, the circuit breaker body is located the inside of casing, the wire passing mouth has all been seted up to the top and the bottom of casing, there is the apron on the surface of casing through hinge swing joint, the fixed surface of apron is connected with the handle, logical groove has been seted up to the side of casing, the casing side corresponds logical groove position fixedly connected with square sleeve, the inner wall fixedly connected with radiator fan of square sleeve.

As a preferred technical scheme of the utility model, the surface of the cover plate is fixedly connected with a magnet block, the top of the inner wall of the shell is fixedly connected with a fixed block, and the side surface of the magnet block is movably connected with the side surface of the fixed block.

As a preferred technical scheme of the utility model, the surface of the square sleeve is clamped with a square cover through a clamping piece, and the inner wall of the square cover is fixedly connected with a gauze.

As a preferable technical scheme of the utility model, the clamping piece comprises a clamping pin and a cylinder, the cylinder is fixedly connected to the surface of the square cover, the clamping pin is fixedly connected to the inner wall of the cylinder, the surface of the square sleeve is provided with a clamping groove, and the end part of the clamping pin penetrates through the square cover and is movably connected with the inner wall of the clamping groove.

As a preferred technical scheme of the utility model, the inner wall of the clamping groove is a curved surface, and the shape of the clamping pin is matched with that of the clamping groove.

As a preferable technical scheme of the utility model, the surface of the square sleeve is provided with a positioning groove, the inner wall of the square cover is fixedly connected with a positioning strip, and the inner wall of the positioning groove is in sliding connection with the surface of the positioning strip.

As a preferable technical scheme of the utility model, the positioning strip is in an isosceles trapezoid shape, and the shape of the positioning groove is matched with that of the positioning strip.

Compared with the prior art, the utility model provides an electric breaker, which has the following beneficial effects:

1. the electric breaker is provided with the shell, the shell cover, the square sleeve and the cooling fan, when in use, the breaker body is fixed on the mounting plate, the shell covers the breaker body, the shell cover covers the shell, the cooling fan is fixed in the square sleeve, the square sleeve is fixed on the side surface of the shell, the operation of the cooling fan accelerates the air flow in the shell, so that the outside air is discharged from the position of the wire through port after flowing through the breaker body through the through groove, the air fluidity of the position of the breaker body is improved through the cooling fan, the heat dissipation capability of the breaker body is improved, the aging of the breaker body due to overhigh temperature is effectively prevented, the effect of prolonging the service life of the leakage breaker is achieved, the problem that in the prior art, when the common electric breaker is used in a weather with higher temperature, the leakage breaker is cooled by the natural flow of the air, the heat dissipation effect is poor, and the aging of the leakage breaker is easily aggravated after long-time use is solved, reduce the service life of the residual current circuit breaker.

2. This electrical circuit breaker, through setting up joint spare and gauze, when using, the side cover is sheathe in the side through joint spare card, the gauze is fixed in the side cover, filter the air that gets into in the casing through the gauze, make the air that gets into in the casing cleaner, the gauze needs to be cleared up after using a period, pulling the side cover during clearance makes the bayonet lock of joint spare and the draw-in groove separation of side cover, can take off the side cover and clear up the gauze, the clearance is accomplished the back, cover the side cover on the side cover, the tip card of bayonet lock can block the side cover in the draw-in groove, thereby accomplish the installation of gauze, thereby the side cover easy dismounting is convenient for the clearance of gauze.

Drawings

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

FIG. 2 is a left sectional view of the housing of the present invention in position;

FIG. 3 is a left sectional view of the square mask of the present invention;

FIG. 4 is a top sectional view of the heat dissipation fan of the present invention.

In the figure: 1. a circuit breaker body; 2. mounting a plate; 3. a housing; 4. a wire passing port; 5. a cover plate; 6. a handle; 7. a through groove; 8. a square sleeve; 9. a heat radiation fan; 10. a magnet block; 11. a fixed block; 12. a clamping piece; 1201. a bayonet lock; 1202. a cylinder; 1203. a card slot; 13. a square cover; 14. a screen; 15. positioning a groove; 16. and a positioning strip.

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.

Referring to fig. 1-4, the utility model discloses an electrical circuit breaker, comprising a circuit breaker body 1, a mounting plate 2 fixedly connected to a side surface of the circuit breaker body 1, a mounting hole formed on the mounting plate 2, an expansion bolt capable of passing through the mounting hole to mount and fix the mounting plate 2, a housing 3 fixedly connected to a surface of the mounting plate 2, the circuit breaker body 1 located inside the housing 3, wire passing ports 4 formed at a top and a bottom of the housing 3, the wire passing ports 4 for a wire to pass through the housing 3 and connected with the circuit breaker body 1, a cover plate 5 movably connected to a surface of the housing 3 through hinges, a handle 6 fixedly connected to a bottom of the cover plate 5, a through groove 7 formed at a side surface of the housing 3, a square sleeve 8 fixedly connected to a side surface of the housing 3 corresponding to the through groove 7, and a cooling fan 9 fixedly connected to an inner wall of the square sleeve 8, the power supply mode of the cooling fan 9 is an external power supply, and the cooling fan 9 operates to accelerate the air flow at the position of the circuit breaker body 1 and improve the heat dissipation capacity of the circuit breaker body 1.

Specifically, the surface of the cover plate 5 is fixedly connected with a magnet block 10, the top of the inner wall of the shell 3 is fixedly connected with a fixed block 11, and the side surface of the magnet block 10 is movably connected with the side surface of the fixed block 11.

In this embodiment, the fixed block 11 is a metallic iron block, and the magnet block 10 is adsorbed on the fixed block 11 to prevent the cover plate 5 from being opened at will.

Specifically, a square cover 13 is clamped on the surface of the square sleeve 8 through a clamping piece 12, and a gauze 14 is fixedly connected to the inner wall of the square cover 13.

In this embodiment, the gauze 14 is installed at the position of the square sleeve 8 through the square cover 13, and the air entering the shell 3 is cleaner through the gauze 14.

Specifically, the clamping piece 12 comprises a clamping pin 1201 and a cylinder 1202, the cylinder 1202 is fixedly connected to the surface of the square cover 13, the clamping pin 1201 is fixedly connected to the inner wall of the cylinder 1202, a clamping groove 1203 is formed in the surface of the square sleeve 8, and the end portion of the clamping pin 1201 penetrates through the square cover 13 and is movably connected with the inner wall of the clamping groove 1203.

In this embodiment, the latch 1201 is made of plastic and has elasticity and deformability, the latch 1201 is fixed in the cylinder 1202, and the end of the latch 1201 is latched in the latch groove 1203 to latch the square cover 13, so that the screen 14 can be mounted.

Specifically, the inner wall of the clamping groove 1203 is a curved surface, and the shape of the clamping pin 1201 is matched with the shape of the clamping groove 1203.

In this embodiment, the square cover 13 is prevented from being unable to be separated from the square sleeve 8 when the bayonet 1201 is blocked in the bayonet 1203.

Specifically, a positioning groove 15 is formed in the surface of the square sleeve 8, a positioning strip 16 is fixedly connected to the inner wall of the square cover 13, and the inner wall of the positioning groove 15 is connected with the surface of the positioning strip 16 in a sliding mode.

In this embodiment, the quantity of location strip 16 is four, and the quantity of locating strip 16 with one side is two, and the quantity and the position of constant head tank 15 are corresponding with the quantity and the position of location strip 16, and the inner wall laminating of location strip 16 and constant head tank 15 is fixed a position other side cover 13, prevents effectively that side cover 13 from rocking on square cover 8.

Specifically, the positioning strip 16 is in an isosceles trapezoid shape, and the shape of the positioning slot 15 is matched with the shape of the positioning strip 16.

In this embodiment, the left sectional view of the positioning strip 16 is isosceles trapezoid, which increases the contact area between the positioning strip 16 and the positioning slot 15, and effectively prevents the square cover 13 from swaying on the square sleeve 8.

The working principle and the using process of the utility model are as follows: when in use, the breaker body 1 is fixed on the mounting plate 2, the shell 3 is covered on the breaker body 1, the shell cover is covered on the shell 3, the cooling fan 9 is fixed in the square sleeve 8, the square sleeve 8 is fixed on the side surface of the shell 3, the operation of the cooling fan 9 accelerates the air flow in the shell 3, so that the outside air enters the shell 3 after being filtered by the gauze 14 in the square sleeve 13, the air is discharged from the position of the wire passing port 4 after flowing through the breaker body 1, the air fluidity of the position of the breaker body 1 is improved through the cooling fan 9, the heat dissipation capacity of the breaker body 1 is improved, the aging of the breaker body 1 due to overhigh temperature is effectively prevented, the service life of the breaker body 1 is prolonged, the cover plate 5 is rotated downwards by holding the handle 6 to separate the magnet block 10 from the fixed block 11, the operation of the breaker body 1 can be carried out, the cover plate 5 is covered by the upward rotating cover plate 5 after the operation is completed, magnet piece 10 adsorbs on fixed block 11, prevent that apron 5 from being opened at will, gauze 14 needs to clear up after using a period, pulling square cover 13 during the clearance, the curved surface of bayonet catch 1201 tip is extruded to the curved surface of draw-in groove 1203 inner wall, make bayonet catch 1201 deformation, bayonet catch 1201 can take off square cover 13 from square sleeve 8 after separating with draw-in groove 1203 and clear up gauze 14, after the clearance is accomplished, cover square cover 13 on square sleeve 8, square sleeve 8 extrudes the curved surface of bayonet catch 1201 tip and makes bayonet catch 1201 deformation, after square cover 13 and casing 3 laminating, bayonet catch 1201 makes the tip card of bayonet catch 1201 block in the draw-in groove 1203 can block square cover 13 under self elasticity effect, thereby accomplish gauze 14's installation, square cover 13 easy dismounting is thereby the clearance of gauze 14 of being convenient for.

To sum up, this electrical circuit breaker through setting up casing 3, cap, square cover 8 and radiator fan 9 to solve among the prior art, common electrical circuit breaker when the higher weather of temperature uses, relies on the natural flow of air to dispel the heat to electric leakage circuit breaker, and the radiating effect is relatively poor, aggravates electric leakage circuit breaker's ageing easily after long-time the use, reduces electric leakage circuit breaker life's problem.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. An electrical circuit breaker comprising a breaker body (1), characterized in that: the side fixedly connected with mounting panel (2) of circuit breaker body (1), fixed surface of mounting panel (2) is connected with casing (3), circuit breaker body (1) is located the inside of casing (3), line mouth (4) have all been seted up to the top and the bottom of casing (3), there is apron (5) on the surface of casing (3) through hinge swing joint, the fixed surface of apron (5) is connected with handle (6), logical groove (7) have been seted up to the side of casing (3), casing (3) side corresponds logical groove (7) fixed connection position side cover (8), the inner wall fixedly connected with radiator fan (9) of side cover (8).

2. An electrical disconnector according to claim 1, characterized in that: the surface fixed connection of apron (5) has magnet piece (10), the top fixedly connected with fixed block (11) of casing (3) inner wall, the side swing joint of the side of magnet piece (10) and fixed block (11).

3. An electrical disconnector according to claim 1, characterized in that: the surface of the square sleeve (8) is clamped with a square cover (13) through a clamping piece (12), and the inner wall of the square cover (13) is fixedly connected with a gauze (14).

4. An electrical disconnector according to claim 3, characterized in that: the clamping piece (12) comprises a clamping pin (1201) and a cylinder (1202), the cylinder (1202) is fixedly connected to the surface of the square cover (13), the clamping pin (1201) is fixedly connected to the inner wall of the cylinder (1202), a clamping groove (1203) is formed in the surface of the square sleeve (8), and the end portion of the clamping pin (1201) penetrates through the square cover (13) and is movably connected with the inner wall of the clamping groove (1203).

5. An electrical disconnector according to claim 4, characterized in that: the inner wall of the clamping groove (1203) is a curved surface, and the shape of the clamping pin (1201) is matched with that of the clamping groove (1203).

6. An electrical disconnector according to claim 3, characterized in that: constant head tank (15) have been seted up on the surface of square cover (8), the inner wall fixedly connected with location strip (16) of square cover (13), the inner wall of constant head tank (15) and the surperficial sliding connection of location strip (16).

7. An electrical disconnector according to claim 6, characterized in that: the positioning strip (16) is in an isosceles trapezoid shape, and the shape of the positioning groove (15) is matched with that of the positioning strip (16).