CN211182117U

CN211182117U - Circuit breaker with good heat dissipation effect

Info

Publication number: CN211182117U
Application number: CN201922383560.0U
Authority: CN
Inventors: 杨洪; 王瑶
Original assignee: Foresight Wuhan System Engineering Co ltd
Current assignee: Foresight Wuhan System Engineering Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-08-04
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a circuit breaker with good heat dissipation effect, which comprises a case, wherein a mounting frame is arranged in the case, one end of the mounting frame is clamped with a clamping groove arranged on the inner wall of the case, the other end of the mounting frame is inserted in the protective shell and fixedly connected with an insulating rod, the two ends of the insulating rod are fixedly connected with a slider, the slider is slidably connected with a chute arranged on the inner wall of the two sides of the protective shell, the protective shell is arranged on one side of the case, the case is arranged between a base and a heat dissipation chamber, a driving motor is arranged in the heat dissipation chamber, the driving motor is coaxially connected with an air exhauster, the heat generated in the case is reduced by the arranged heat dissipation fins and the cooling bent pipe, the driving motor drives the air exhauster to input the residual heat into the heat dissipation chamber through an exhaust pipe and output the residual heat from an air outlet, so that the heat dissipation effect is good.

Description

Circuit breaker with good heat dissipation effect

Technical Field

The utility model relates to a circuit breaker equipment specifically is a circuit breaker that radiating effect is good, belongs to circuit breaker application technology field.

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.

Traditional circuit breaker radiating effect is relatively poor, and the heat that the circuit breaker produced leads to easily causing staff's scald in the repair process, has certain potential safety hazard, consequently, proposes a circuit breaker that the radiating effect is good to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a circuit breaker that radiating effect is good for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a circuit breaker that radiating effect is good, the load simulator comprises a case, the quick-witted incasement installs the mounting bracket, the draw-in groove looks block of mounting bracket one end and quick-witted incasement wall installation, the mounting bracket other end alternates in the protective housing inside with the insulator spindle rigid coupling, the equal rigid coupling in insulator spindle both ends has the slider, the spout sliding connection of slider and the installation of protective housing both sides inner wall, the protective housing is located quick-witted case one side, the machine case is located between base and the heat dissipation room, install driving motor in the heat dissipation room, driving motor and air exhauster coaxial coupling.

Preferably, a rain baffle is arranged above the heat dissipation chamber, the bottom end of the rain baffle is fixedly connected with one end of a fixing column, the other end of the fixing column is fixedly connected with the heat dissipation chamber, and the fixing columns are provided with two groups.

Preferably, a cooling elbow is installed in the base, the surface of the cooling elbow is fixedly connected with radiating fins, the radiating fins and the cooling elbow are fixedly connected in a welding mode, and the radiating fins are specifically made of silicon steel.

Preferably, the outer surface of one side of the heat dissipation chamber is provided with an air outlet, the outer surface of one side of the case is provided with a spring column, and the spring column is matched with the clamping groove.

Preferably, the mounting bracket is the setting of U type, the multiunit through-hole has been seted up to the equidistance in the mounting bracket, the circuit breaker body is installed to the mounting bracket top surface, install the telescopic link between protective housing and the insulator spindle.

Preferably, an exhaust pipe is communicated between the case and the heat dissipation chamber, clamping blocks are attached to two sides of the mounting frame, bumps are mounted on the outer surfaces of the clamping blocks, the clamping blocks are fixedly connected with one end of a spring, and the other end of the spring is fixedly connected with the protective shell.

The utility model has the advantages that:

1. the utility model has the advantages of reasonable design, install the circuit breaker body on the mounting bracket, through the lug along the elasticity of spring control fixture block, the outside drawing of mounting bracket both sides is carried, presses down the spring post and makes its draw-in groove and mounting bracket separation, and outside tensile insulator spindle and then make the mounting bracket break away from quick-witted incasement portion, has avoided to a certain extent because the heat that the circuit breaker body produced leads to causing staff's scald at the repair in-process to the potential safety hazard has been reduced.

2. The utility model discloses a heat radiation fins who sets up and the hot temperature value that cooling bend produced quick-witted incasement portion reduce, drive driving motor, and driving motor drives the air exhauster and inputs surplus heat to the indoor portion of heat dissipation through the exhaust column, exports by the air outlet, can increase cooling radiating efficiency, makes its radiating effect good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 drawings without inventive exercise.

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

fig. 2 is a schematic view of the base structure of the present invention.

In the figure: 1. case, 2, cooling return bend, 3, driving motor, 4, heat dissipation room, 5, spring post, 6, fixed column, 7, weather shield, 8, through-hole, 9, mounting bracket, 10, heat radiation fins, 11, circuit breaker body, 12, exhaust column, 13, air exhauster, 14, air outlet, 15, base, 16, telescopic link, 17, draw-in groove, 18, fixture block, 19, slider, 20, spout, 21, spring, 22, lug, 23, insulator spindle, 24, protective housing.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but 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.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-2, a circuit breaker with good heat dissipation effect includes a case 1, a mounting frame 9 is installed in the case 1, one end of the mounting frame 9 is engaged with a slot 17 installed on an inner wall of the case 1, the other end of the mounting frame 9 is inserted into a protective shell 24 and fixedly connected with an insulating rod 23, two ends of the insulating rod 23 are fixedly connected with sliders 19, the sliders 19 are slidably connected with chutes 20 installed on inner walls of two sides of the protective shell 24, the protective shell 24 is located on one side of the case 1, a spring post 5 is installed on an outer surface of one side of the case 1, the spring post 5 is adapted to the slot 17, the mounting frame 9 is in a U-shaped configuration, a plurality of sets of through holes 8 are equidistantly formed in the mounting frame 9, a circuit breaker body 11 is installed on a top surface of the mounting frame 9, a telescopic rod 16 is installed between the protective, the outer surface of the clamping block 18 is provided with a convex block 22, the clamping block 18 is fixedly connected with one end of a spring 21, the other end of the spring 21 is fixedly connected with a protective shell 24, the tightness of the clamping block 18 is controlled along the spring 21 through the convex block 22, two sides of the mounting frame 9 are lifted outwards, the spring post 5 is pressed to separate a clamping groove 17 from the mounting frame 9, the insulating rod 23 is stretched outwards to further separate the mounting frame from the inside of the case 1, scalding of workers in the repair process due to heat generated by the breaker body 11 is avoided to a certain extent, so that potential safety hazards are reduced, the clamping block 18 is pulled towards the mounting frame 9 through clamping of the clamping groove 17 and the mounting frame 9, the breaker body 11 is enabled to have certain stability, a rain baffle 7 is arranged above the heat dissipation chamber 4, the bottom end of the rain baffle 7 is fixedly connected with one end of a fixing, the two groups of fixing columns 6 are arranged to play a rainproof role in a heat dissipation chamber, the problem that rainwater enters the heat dissipation chamber to cause short circuit of elements in the case is solved, the case 1 is positioned between the base 15 and the heat dissipation chamber 4, the driving motor 3 is installed in the heat dissipation chamber 4, the driving motor 3 is coaxially connected with the exhaust fan 13, the cooling elbow 2 is installed in the base 15, the surface of the cooling elbow 2 is fixedly connected with the heat dissipation fins 10, the heat dissipation fins 10 are fixedly connected with the cooling elbow 2 in a welding mode, the heat dissipation fins 10 are made of silicon steel materials, the outer surface of one side of the heat dissipation chamber 4 is provided with an air outlet 14, the air exhaust pipe 12 is communicated between the case 1 and the heat dissipation chamber 4, and the heat temperature value generated in the case 1 is reduced through the arranged heat dissipation fins 10 and the cooling elbow 2 to drive the driving motor 3, the driving motor 3 drives the exhaust fan 13 to input the residual heat into the heat dissipation chamber 4 through the exhaust pipe 12, and the residual heat is output through the air outlet 14, so that the cooling efficiency can be increased, and the heat dissipation effect is good.

When the utility model is used, the electrical components in the application are externally connected with a power supply and a control switch, the heat temperature value generated in the case 1 is reduced through the arranged heat radiating fins 10 and the cooling bent pipe 2, the driving motor 3 is driven, the driving motor 3 drives the exhaust fan 13 to input the residual heat into the heat radiating chamber 4 through the exhaust pipe 12 and output the residual heat through the air outlet 14, the cooling and heat radiating efficiency can be increased, the heat radiating effect is good, the rain baffle 7 plays a rainproof role on the heat radiating chamber, the problem that the rainwater enters the heat radiating chamber to cause the short circuit of the components in the case is solved, the tightness of the clamping block 18 is controlled along the spring 21 through the lug 22, the two sides of the mounting frame 9 are outwards pulled, the clamping groove 17 of the spring column 5 is separated from the mounting frame 9 by pressing the spring column 5, the insulating rod 23 is outwards pulled, and the mounting frame 9 is separated from the case 1, the scald of staff caused by the heat generated by the breaker body 11 in the repair process is avoided to a certain extent, so that the potential safety hazard is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a circuit breaker that radiating effect is good which characterized in that: including quick-witted case (1), install mounting bracket (9) in quick-witted case (1), draw-in groove (17) looks block of mounting bracket (9) one end and quick-witted case (1) inner wall installation, mounting bracket (9) other end alternates in protective housing (24) inside and insulator spindle (23) rigid coupling, the equal rigid coupling in insulator spindle (23) both ends has slider (19), slider (19) and spout (20) sliding connection of protective housing (24) both sides inner wall installation, protective housing (24) are located quick-witted case (1) one side, quick-witted case (1) is located between base (15) and heat dissipation chamber (4), install driving motor (3) in heat dissipation chamber (4), driving motor (3) and air exhauster (13) coaxial coupling.

2. The circuit breaker with good heat dissipation effect according to claim 1, characterized in that: a rain baffle (7) is arranged above the heat dissipation chamber (4), the bottom end of the rain baffle (7) is fixedly connected with one end of a fixing column (6), the other end of the fixing column (6) is fixedly connected with the heat dissipation chamber (4), and two groups of fixing columns (6) are arranged.

3. The circuit breaker with good heat dissipation effect according to claim 1, characterized in that: install cooling return bend (2) in base (15), cooling return bend (2) fixed surface is connected with heat dissipation fin (10), adopt welded mode fixed connection between heat dissipation fin (10) and cooling return bend (2), and heat dissipation fin (10) specifically are made for the silicon steel material.

4. The circuit breaker with good heat dissipation effect according to claim 1, characterized in that: the air outlet (14) is formed in the outer surface of one side of the heat dissipation chamber (4), the spring column (5) is installed on the outer surface of one side of the case (1), and the spring column (5) is matched with the clamping groove (17).

5. The circuit breaker with good heat dissipation effect according to claim 1, characterized in that: mounting bracket (9) are the setting of U type, multiunit through-hole (8) have been seted up to equidistance in mounting bracket (9), circuit breaker body (11) are installed to mounting bracket (9) top surface, install telescopic link (16) between protective housing (24) and insulator spindle (23).

6. The circuit breaker with good heat dissipation effect according to claim 1, characterized in that: the heat dissipation device is characterized in that an exhaust pipe (12) is communicated between the case (1) and the heat dissipation chamber (4), clamping blocks (18) are attached to two sides of the mounting frame (9), convex blocks (22) are mounted on the outer surfaces of the clamping blocks (18), the clamping blocks (18) are fixedly connected with one ends of springs (21), and the other ends of the springs (21) are fixedly connected with the protective shell (24).