CN213959398U

CN213959398U - Control and protection switch

Info

Publication number: CN213959398U
Application number: CN202022848055.1U
Authority: CN
Inventors: 李树川; 陈秀起; 陈春新
Original assignee: Tianjin Tiantong Mule Electric Co ltd
Current assignee: Tianjin Tiantong Mule Electric Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-08-13
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a control and protection switch, including the switch main part, the switch main part is installed on the inner wall of switch board, all install two ventilation nets on the both sides lateral wall of switch board, be provided with the install bin between per two ventilation nets, the install bin is installed on the lateral wall of switch board, be equipped with driving motor on the inner wall of install bin, the pivot of fixedly connected with cam on driving motor's the output shaft, the side contact of cam is provided with the locating wheel, install the horizontal pole on the locating wheel, the outside circumference cover of horizontal pole is equipped with the spring, the one end fixedly connected with movable rod of horizontal pole, the baffle is all installed to the one end that two movable rods kept away from each other, fan and the induced-draught fan are installed in the cooperation respectively on the movable rod, fan and induced-draught fan set up. The utility model discloses a dispel the heat and cool down the switch main part, can satisfy the heat dissipation demand of switch main part, prolonged the life of switch main part, compact structure, reasonable in design is fit for promoting.

Description

Control and protection switch

Technical Field

The utility model relates to the technical field of switches, especially, relate to a control and protection switch.

Background

The electric power system is one of the most important achievements in the science history of human engineering, and is an electric power production and consumption system which consists of links of power generation, power transmission, power transformation, power distribution, power utilization and the like. It converts the primary energy of nature into electric power through mechanical energy devices, and then supplies the electric power to each user through power transmission, transformation and distribution.

Present current control and protection switch, install mostly and use in the switch board, the switch is when long time use, when the switch moves for a long time, will produce a large amount of heats to lead to the inside temperature of switch board to rise gradually, especially when operational environment temperature is higher, if not dispel the heat to the switch, lead to easily that the switch heat dissipation is not smooth and circuit insulation is impaired, electrical components work is unusual and tripping operation phenomenon appear, has seriously influenced the power consumption needs of normal production life and industry, for this the utility model provides a control and protection switch.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that if not dispel the heat to the switch among the prior art, lead to the switch heat dissipation not smooth easily and appear that the circuit is insulating impaired, electrical components work unusual and tripping operation phenomenon, and the control and protection switch who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a control and protection switch comprises a switch main body, wherein the switch main body is arranged on the inner wall of a power distribution cabinet, two ventilation nets are respectively arranged on the side walls of two sides of the power distribution cabinet, an installation box is arranged between every two ventilation nets, the installation box is arranged on the side wall of the power distribution cabinet, a driving motor is assembled on the inner wall of the installation box, a rotating shaft of a cam is fixedly connected onto an output shaft of the driving motor, a positioning wheel is arranged on the side surface of the cam in a contact manner, a cross rod is arranged on the positioning wheel, a spring is sleeved on the outer circumference of the cross rod, a movable rod is fixedly connected to one end of the cross rod, a baffle is respectively installed at the end, far away from each other, of the two movable rods, a blowing fan and an exhaust fan are respectively installed on the two movable rods in a matched manner, the blowing fan and the exhaust fan are respectively arranged on the side surface of the switch main body, and elastic extrusion pieces are respectively assembled at the lower ends of the two movable rods, two be provided with the pressure ball between the elastic extrusion spare, the both ends of pressure ball are connected with the hose respectively, the pressure ball is connected with the air conditioning gasbag through one of them hose, the bottom of switch board is fixed with the supporting seat.

Preferably, the side of install bin is equipped with the slip hole, and the one end of horizontal pole runs through the inside that the slip hole extended to the switch board, and the one end of spring is connected with inner wall one side of install bin, the other end of spring is connected with the outer wall of horizontal pole.

Preferably, the inner wall both sides of switch board all are equipped with the spout, and the both ends of movable rod slide the setting with the inner wall of spout respectively, the baffle is T style of calligraphy structure, and the volume of baffle is greater than the volume of ventilation net.

Preferably, the elastic extrusion piece comprises spring columns and pressing blocks, the pressing blocks are fixed at the opposite ends of the two spring columns, and the side walls of the pressing blocks are in contact with the pressurizing balls.

Preferably, a placing groove is formed in the supporting seat, the cold air bag is placed inside the placing groove, an inflating nozzle is connected to the bottom of the cold air bag, and a pipe cover is connected to the inflating nozzle.

Preferably, a one-way valve is fitted to both of said hoses.

Compared with the prior art, the utility model provides a control and protection switch possesses following beneficial effect:

1. through being provided with switch board, driving motor, cam, locating wheel, horizontal pole, movable rod, baffle, ventilation net, fan and the induced draft fan of blowing, the outside of the heat discharge switch board that is convenient for produce the switch main part has realized dispelling the heat to the switch main part, and the heat dissipation is convenient.

2. Through being provided with hose, check valve, air conditioning gasbag and pressurization ball to the cooperation has driving motor, movable rod and elastic extrusion spare, and the inside of switch board is inhaled to the convenient air conditioning with in the air conditioning gasbag, further cools down the switch main part, and the cooling is quick, can satisfy the heat dissipation demand of switch main part, has prolonged the life of switch main part, compact structure, and reasonable in design is fit for promoting.

Drawings

Fig. 1 is a schematic view of an overall structure of a control and protection switch according to the present invention;

FIG. 2 is a schematic cross-sectional view of the mounting box of FIG. 1;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

fig. 4 is a side view of the cam of fig. 1.

In the figure: 1. a power distribution cabinet; 2. a switch main body; 3. a ventilation net; 4. installing a box; 5. a drive motor; 6. a cam; 7. positioning wheels; 8. a spring; 9. a cross bar; 10. a movable rod; 11. a blower fan; 12. an air suction fan; 13. a chute; 14. a supporting seat; 15. an elastic extrusion member; 16. a placement groove; 17. a cold air bag; 18. an air charging nozzle; 19. a pressurizing ball; 20. a hose; 21. a one-way valve; 22. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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 being 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. 1-4, a control and protection switch comprises a switch main body 2, wherein the switch main body 2 is installed on the inner wall of a power distribution cabinet 1, two ventilation nets 3 are installed on the side walls of two sides of the power distribution cabinet 1, an installation box 4 is arranged between every two ventilation nets 3, the installation box 4 is installed on the side wall of the power distribution cabinet 1, a driving motor 5 is installed on the inner wall of the installation box 4, a rotating shaft of a cam 6 is fixedly connected to an output shaft of the driving motor 5, a positioning wheel 7 is arranged on the side surface of the cam 6 in a contact manner, a cross rod 9 is installed on the positioning wheel 7, a spring 8 is sleeved on the outer circumference of the cross rod 9, one end of the cross rod 9 is fixedly connected with a movable rod 10, a baffle 22 is installed at one end, away from each other, a blowing fan 11 and a suction fan 12 are installed on the two movable rods 10 in a matching manner respectively, the blowing fan, the lower ends of the two movable rods 10 are respectively provided with an elastic extrusion piece 15, a pressurizing ball 19 is arranged between the two elastic extrusion pieces 15, two ends of the pressurizing ball 19 are respectively connected with a hose 20, the pressurizing ball 19 is connected with a cold air bag 17 through one hose 20, and the bottom of the power distribution cabinet 1 is fixedly provided with a supporting seat 14; the driving motor 5 can adopt a servo motor with the model number of YE2-112M-4, and is powered by a storage battery or an external power supply.

In the embodiment, a sliding hole is formed in the side face of the installation box 4, one end of the cross rod 9 penetrates through the sliding hole and extends into the power distribution cabinet 1, one end of the spring 8 is connected with one side of the inner wall of the installation box 4, and the other end of the spring 8 is connected with the outer wall of the cross rod 9; when the movable bar 10 moves horizontally, both ends of the movable bar 10 slide horizontally inside the slide groove 13.

In the embodiment, the two sides of the inner wall of the power distribution cabinet 1 are both provided with the sliding grooves 13, the two ends of the movable rod 10 are respectively arranged with the inner walls of the sliding grooves 13 in a sliding manner, the baffle 22 is in a T-shaped structure, and the volume of the baffle 22 is larger than that of the ventilation net 3; baffle 22 can block ventilation net 3, avoids the rainwater to enter into the inside of switch board 1 through ventilation net 3, further prevents the rainwater to the inside of switch main part 2, the security when having improved the use.

In this embodiment, the elastic extrusion member 15 includes spring columns and pressing blocks, the pressing blocks are fixed at the opposite ends of the two spring columns, and the side walls of the pressing blocks are in contact with the pressurizing balls 19.

In this embodiment, a placing groove 16 is arranged on the supporting seat 14, the cold air bag 17 is placed inside the placing groove 16, the bottom of the cold air bag 17 is connected with an inflating nozzle 18, and a pipe cover is connected to the inflating nozzle 18; the pipe cover is rotated down from the charging connector 18, cold air gas can be filled into the cold air bag 17 through the charging connector 18, and doors are arranged on the front surfaces of the power distribution cabinet 1 and the supporting seat 14 in a matching mode.

In this embodiment, both of the hoses 20 are fitted with check valves 21.

In the utility model, when in use, the switch main body 2 is arranged inside the power distribution cabinet 1 to control and protect the circuit, the two driving motors 5 are started to work, the driving motors 5 drive the cam 6 to rotate when in work, the cam 6 drives the positioning wheel 7 to move when in rotation, the positioning wheel 7 drives the two movable rods 10 to approach each other when in motion, the movable rods 10 drive the baffle plate 22 to be far away from the ventilation net 3, then the blowing fan 11 and the suction fan 12 are started to work, the heat generated by the switch main body 2 is discharged out of the power distribution cabinet 1, thereby realizing the heat dissipation of the switch main body 2, facilitating the heat dissipation, after the heat in the power distribution cabinet 1 is discharged, the blowing fan 11 and the suction fan 12 are stopped to work, the one-way valves 21 on the two hoses 20 are opened, the driving motors 5 are started again to work, when the driving motors 5 work, the movable rods 10 drive the two elastic extrusion pieces 15 to extrude the pressure ball 19, the inside of switch board 1 is inhaled with the air conditioning in the air conditioning gasbag 17 to pressurization ball 19, further cools down switch main part 2, and the cooling is quick, can satisfy switch main part 2's heat dissipation demand, has prolonged switch main part 2's life, compact structure, and reasonable in design is fit for promoting.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A control and protection switch comprises a switch main body (2) and is characterized in that the switch main body (2) is installed on the inner wall of a power distribution cabinet (1), two ventilation nets (3) are installed on the side walls of the two sides of the power distribution cabinet (1), every two installation boxes (4) are arranged between the ventilation nets (3), the installation boxes (4) are installed on the side walls of the power distribution cabinet (1), a driving motor (5) is assembled on the inner wall of the installation boxes (4), a rotating shaft of a cam (6) is fixedly connected onto an output shaft of the driving motor (5), a positioning wheel (7) is arranged in a side contact mode of the cam (6), a transverse rod (9) is installed on the positioning wheel (7), a spring (8) is sleeved on the outer circumferential direction of the transverse rod (9), a movable rod (10) is fixedly connected with one end of the transverse rod (9), and a baffle plate (22) is installed at one end, far away from the movable rod (10), install fan (11) and the induced-draft fan (12) of blowing on two movable rod (10) respectively in the cooperation, fan (11) and induced-draft fan (12) of blowing set up respectively in the side of switch main part (2), two the lower extreme of movable rod (10) all is equipped with elasticity extruded article (15), two be provided with between elasticity extruded article (15) and add pressure ball (19), the both ends of adding pressure ball (19) are connected with hose (20) respectively, add pressure ball (19) and be connected with air conditioning gasbag (17) through one of them hose (20), the bottom of switch board (1) is fixed with supporting seat (14).

2. The control and protection switch according to claim 1, characterized in that the side of the installation box (4) is provided with a sliding hole, one end of the cross bar (9) extends to the inside of the power distribution cabinet (1) through the sliding hole, one end of the spring (8) is connected with one side of the inner wall of the installation box (4), and the other end of the spring (8) is connected with the outer wall of the cross bar (9).

3. The control and protection switch according to claim 1, wherein sliding grooves (13) are formed in both sides of the inner wall of the power distribution cabinet (1), two ends of the movable rod (10) are arranged in a sliding manner with the inner walls of the sliding grooves (13), the baffle (22) is of a T-shaped structure, and the volume of the baffle (22) is larger than that of the ventilation net (3).

4. A control and protection switch according to claim 1, characterized in that said elastic extrusion (15) comprises spring posts and a pressing block, the opposite ends of the two spring posts are fixed with pressing blocks, the side walls of said pressing blocks are arranged in contact with the pressurizing balls (19).

5. The control and protection switch according to claim 1, wherein the supporting base (14) is provided with a placing groove (16), the cold air bag (17) is placed inside the placing groove (16), the bottom of the cold air bag (17) is connected with an inflating valve (18), and a tube cover is connected on the inflating valve (18).

6. A control and protection switch according to claim 1, characterized in that both said hoses (20) are fitted with one-way valves (21).