CN220086768U

CN220086768U - Centrally-installed switchgear

Info

Publication number: CN220086768U
Application number: CN202321382814.7U
Authority: CN
Inventors: 李家荣; 潘承源; 南潮
Original assignee: Yongheng Electrical Appliances Co ltd Nanjing
Current assignee: Yongheng Electrical Appliances Co ltd Nanjing
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-11-24
Anticipated expiration: 2033-06-01

Abstract

The utility model provides a centrally installed switchgear, which comprises a centrally installed switchgear body, wherein a first cavity is formed in the upper end of the front surface of the centrally installed switchgear body, a second cavity is formed in the center of the front surface of the centrally installed switchgear body, a third cavity is formed in the lower end of the front surface of the centrally installed switchgear body, a through groove is formed in the back surface of the centrally installed switchgear body, a heat dissipation box is fixedly connected to the back surface of the centrally installed switchgear body, ventilation grooves are formed in two sides of the centrally installed switchgear body, and sliding grooves are formed in two sides of an inner cavity of the heat dissipation box; according to the utility model, the ventilating box, the ventilating slot, the sliding chute, the threaded rod, the threaded sleeve, the movable plate, the fan, the driving gear and the driven gear are arranged, so that the ventilating and radiating effects on the central cabinet body can be achieved, the fan is driven to blow and radiate heat at different positions when the movable plate moves, the condition that heat is accumulated in the cabinet can be prevented, and the radiating efficiency of the central cabinet body can be effectively improved.

Description

Centrally-installed switchgear

Technical Field

The utility model belongs to the field of centrally installed cabinets, and particularly relates to a centrally installed cabinet.

Background

The centrally installed switchgear belongs to a high-voltage power distribution device and is generally composed of three layers, namely from top to bottom: the middle-mounted cabinet is totally called as an armored movable middle-mounted metal closed switch device, and is mainly used for power transmission of a middle-sized and small-sized generator in a power plant;

according to the Chinese patent application number: 202022453970.0, relate to and put cabinet equipment technical field in the middle of a compact intelligence, solved and put cabinet heat dissipation slow, radiating effect bad and remove inconvenient technical problem in, it includes put cabinet body, put cabinet right flank fixedly and be equipped with updraft ventilator, updraft ventilator with put cabinet body laminating one side and offered a plurality of with put cabinet body and put the ventilation hole that is linked together; the air exhausting device comprises an air exhausting cabinet and an air exhauster, an air outlet is formed in the side face of the upper end of the air exhausting cabinet, and the air exhauster is fixedly arranged at the air outlet; the lower part of the left side surface of the middle-placed cabinet body is fixedly provided with a blower, and a plurality of communication holes are respectively formed between the interlayer inside the middle-placed cabinet body;

the problem that the centrally installed switchgear is slow in heat dissipation, poor in heat dissipation effect and inconvenient in movement is effectively solved by the comparison case, the fan has the advantages of being fast in heat dissipation, good in heat dissipation effect and convenient to move, however, in actual use, as the fan is fixed at the upper end of the centrally installed switchgear, the lower end can dissipate heat through the heat dissipation holes, but the lower half part of the centrally installed switchgear is usually provided with the circuit breaker and the cable, the heat generated when the cable and the circuit breaker run is higher, the heat is dissipated through the heat dissipation holes, the heat dissipation effect is poor, so that the heat in the cabinet cannot be effectively discharged easily, equipment in the cabinet is enabled to generate faults due to high temperature, and the heat dissipation efficiency of the centrally installed switchgear is further reduced.

In summary, the present utility model provides a centrally installed switchgear to solve the above problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the centrally installed switchgear, which solves the problems that in the prior art, as a fan is fixed at the upper end of the centrally installed switchgear, the lower end of the centrally installed switchgear can radiate heat through a radiating hole, but a circuit breaker and a cable are usually arranged at the lower half part of the centrally installed switchgear, the heat generated by the cable and the circuit breaker during operation is higher, the heat is radiated through the radiating hole, the radiating effect is poor, so that the heat in the switchgear cannot be effectively discharged easily, equipment in the switchgear fails due to high temperature, and the radiating efficiency of the centrally installed switchgear is further reduced.

The utility model provides a put cabinet, includes and put the cabinet body in, put the positive upper end of cabinet body and seted up first cavity in, put the positive center department of cabinet body and seted up the second cavity in, put the positive lower extreme of cabinet body and seted up the third cavity in, put the back of cabinet body and seted up logical groove, put the back fixedly connected with radiating box of cabinet body in, put the both sides of cabinet body and all seted up the ventilation groove, the spout has all been seted up to the both sides of radiating box inner chamber, the inner chamber of spout has the threaded rod through bearing swing joint, the screw thread at threaded rod surface both ends is the opposite setting, the equal threaded connection of upper end and lower extreme on threaded rod surface has the thread bush, the upper end and the lower extreme of radiating box inner chamber all are provided with the fly leaf, the inner chamber of fly leaf is provided with the fan, the one end and the fly leaf fixed connection that the thread bush kept away from, the upper end of spout inner chamber is provided with the driving gear, the surface engagement of driving gear has driven gear, top and driven gear fixed connection.

Preferably, the top fixedly connected with servo motor of heat dissipation case inner chamber, servo motor's output shaft transmission is connected with the transfer line, the one end that servo motor was kept away from to the transfer line runs through to the inner chamber of spout and with driving gear fixed connection.

Preferably, the front of the centrally installed switchgear body is hinged with a sealing door through a hinge, and the front of the sealing door is fixedly connected with a handle.

Preferably, both sides of the centrally installed switchgear body are connected with a first frame through bolt threads, and an inner cavity of the first frame is fixedly connected with a first dust screen.

Preferably, the back of the heat dissipation box is connected with a second frame through bolt threads, and an inner cavity of the second frame is fixedly connected with a second dust screen.

Preferably, the back of the sealing door is fixedly connected with a PLC controller, and the upper end of the back of the sealing door is fixedly connected with a temperature sensor.

Preferably, the output end of the temperature sensor is electrically connected with the input end of the PLC, and the output end of the PLC is electrically connected with the input ends of the fan and the servo motor respectively.

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

1. according to the utility model, the ventilating box, the ventilating slot, the sliding chute, the threaded rod, the threaded sleeve, the movable plate, the fan, the driving gear and the driven gear are arranged, so that the ventilating and radiating effects on the central cabinet body can be achieved, the ventilating slot and the fan are used for ventilating the interior of the cabinet, air in the cabinet is kept flowing, the driven gear is driven to rotate when the driving gear rotates, the threaded rod is driven to rotate when the driven gear rotates, the threaded rod is driven to respectively move upwards and downwards when the threaded rod rotates, the movable plate is driven to move along when the threaded sleeve moves, the fan is driven to blow heat at different positions when the movable plate moves, and therefore the condition that heat is accumulated in the cabinet can be prevented, and the radiating efficiency of the central cabinet body can be effectively improved.

2. The utility model is used for installing the instrument by arranging the first chamber, is used for installing the circuit breaker by arranging the second chamber and is used for installing the cable by arranging the third chamber.

Drawings

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

FIG. 2 is a schematic diagram of a separated state structure of a centrally installed switchgear body and a heat dissipation box;

FIG. 3 is a schematic cross-sectional elevation view of the radiator tank of the present utility model;

fig. 4 is a schematic front view of the movable plate of the present utility model.

In the figure:

1. a centrally installed switchgear body; 2. a first chamber; 3. a second chamber; 4. a third chamber; 5. a through groove; 6. a heat radiation box; 7. a ventilation groove; 8. a chute; 9. a threaded rod; 10. a thread sleeve; 11. a movable plate; 12. a fan; 13. a drive gear; 14. a driven gear; 15. a servo motor; 16. a transmission rod; 17. sealing the door; 18. a first frame; 19. a first dust screen; 20. a second frame; 21. a second dust screen; 22. a PLC controller; 23. a temperature sensor.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-4, the utility model provides a centrally installed switchgear, comprising a centrally installed switchgear body 1, a first chamber 2 is arranged at the upper end of the front surface of the centrally installed switchgear body 1, a second chamber 3 is arranged at the center of the front surface of the centrally installed switchgear body 1, a third chamber 4 is arranged at the lower end of the front surface of the centrally installed switchgear body 1, a through groove 5 is arranged at the back surface of the centrally installed switchgear body 1, a heat dissipation box 6 is fixedly connected at the back surface of the centrally installed switchgear body 1, ventilation grooves 7 are arranged at both sides of the centrally installed switchgear body 1, sliding grooves 8 are arranged at both sides of the inner cavity of the heat dissipation box 6, the inner chamber of spout 8 is through bearing swing joint having threaded rod 9, the screw thread at threaded rod 9 surface both ends is the opposite setting, the equal threaded connection of upper end and lower extreme on threaded rod 9 surface has thread bush 10, the upper end and the lower extreme in heat dissipation case 6 inner chamber all are provided with fly leaf 11, the inner chamber of fly leaf 11 is provided with fan 12, the one end and the fly leaf 11 fixed connection of threaded bush 10 keeping away from threaded rod 9, the upper end in spout 8 inner chamber is provided with driving gear 13, the surface engagement of driving gear 13 has driven gear 14, the top and the driven gear 14 fixed connection of threaded rod 9.

As one implementation mode of the utility model, the top of the inner cavity of the heat dissipation box 6 is fixedly connected with the servo motor 15, the output shaft of the servo motor 15 is in transmission connection with the transmission rod 16, and one end of the transmission rod 16 away from the servo motor 15 penetrates through the inner cavity of the chute 8 and is fixedly connected with the driving gear 13, so that the effect of providing power for the driving gear 13 is achieved by arranging the servo motor 15 and the transmission rod 16.

As an implementation mode of the utility model, the front surface of the centrally installed switchgear body 1 is hinged with the sealing door 17 through a hinge, the front surface of the sealing door 17 is fixedly connected with the handle, and the sealing door 17 has the effect of sealing the inner cavities of the first chamber 2, the second chamber 3 and the third chamber 4.

As an implementation mode of the utility model, the first frames 18 are connected to the two sides of the centrally installed switchgear body 1 through the bolts and the threads, the first dustproof net 19 is fixedly connected to the inner cavity of the first frames 18, and the effect of blocking dust is achieved by arranging the first frames 18 and the first dustproof net 19, so that the condition that the dust enters the inner cavity of the centrally installed switchgear body 1 to pollute equipment in the switchgear can be prevented.

As an embodiment of the utility model, the back of the heat dissipation box 6 is connected with the second frame 20 through the bolt threads, the inner cavity of the second frame 20 is fixedly connected with the second dust screen 21, and the effect of blocking dust is achieved by arranging the second frame 20 and the second dust screen 21, so that the condition that the dust enters the inner cavity of the centrally installed switchgear body 1 to pollute equipment in the switchgear can be prevented.

As an embodiment of the present utility model, the back surface of the middle sealing door 17 is fixedly connected with the PLC controller 22, and the upper end of the back surface of the sealing door 17 is fixedly connected with the temperature sensor 23, and by providing the PLC controller 22 and the temperature sensor 23, the effect of monitoring the temperatures of the inner cavities of the first chamber 2, the second chamber 3 and the third chamber 4 is achieved.

As an embodiment of the present utility model, the output end of the temperature sensor 23 is electrically connected to the input end of the PLC controller 22, and the output end of the PLC controller 22 is electrically connected to the input ends of the fan 12 and the servo motor 15, respectively.

The specific working principle is as follows:

when temperature sensor 23 monitors that the temperature of first cavity 2, second cavity 3 and the inner chamber of third cavity 4 exceeds the default, temperature sensor 23 sends the signal to PLC controller 22, PLC controller 22 starts fan 12 and servo motor 15, the air current that fan 12 high-speed rotation produced, the heat that gathers in first cavity 2, second cavity 3 and the inner chamber of third cavity 4 blows away, the output shaft rotation of servo motor 15 drives transfer line 16 and rotates, drive driving gear 13 rotates when transfer line 16 rotates, drive driven gear 14 rotates when driving gear 14 rotates, drive threaded rod 9 and rotate, drive two thread bush 10 respectively upwards and downward movement when threaded bush 10 rotates, drive movable plate 11 follow the motion when movable plate 11 moves, thereby can prevent the condition that the heat from taking place to gather in the cabinet, and then can effectually improve the radiating efficiency of centrally-mounted cabinet body 1, and solved because the fan is fixed in the upper end of the cabinet, the lower extreme can be through the radiating hole of the cabinet, the cable is installed and is the semi-conductor, the radiator is difficult to put the problem of the high-efficient, and the heat dissipation device is put in the high-efficient, and the problem is usually can be solved, the heat dissipation device is difficult to put in the heat dissipation device is produced when the cable is rotated, the heat dissipation device is high-efficient, the heat dissipation device is put in the heat dissipation device is put down, and the heat dissipation device is put down the heat in the position.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. The utility model provides a put cabinet, includes put cabinet body (1), its characterized in that: the utility model discloses a centrally installed switchgear, including main body (1) and movable plate (11), first cavity (2) has been seted up to the positive upper end of main body (1), second cavity (3) has been seted up in main body (1) positive center department, third cavity (4) has been seted up to main body (1) positive lower extreme, logical groove (5) has been seted up in main body (1)'s the back, the back fixedly connected with radiating box (6) of main body (1), ventilation groove (7) have all been seted up to the both sides of main body (1) in the middle, spout (8) have all been seted up in radiating box (6) both sides inner chamber, the inner chamber of spout (8) has threaded rod (9) through bearing swing joint, the screw thread of threaded rod (9) surface both ends is the opposite setting, threaded rod (9) surface's upper end and lower extreme equal threaded connection thread bush (10), radiating box (6) inner chamber's upper end and lower extreme all are provided with movable plate (11), movable plate (11)'s inner chamber is provided with fan (12), thread bush (10) keep away from threaded rod (9) and movable plate (11) inner chamber (13) the fixed connection of driven gear (13), the top of the threaded rod (9) is fixedly connected with the driven gear (14).

2. A centrally installed switchgear as claimed in claim 1, wherein: the top fixedly connected with servo motor (15) of heat dissipation case (6) inner chamber, the output shaft transmission of servo motor (15) is connected with transfer line (16), the one end that servo motor (15) was kept away from to transfer line (16) runs through to the inner chamber of spout (8) and with driving gear (13) fixed connection.

3. A centrally installed switchgear as claimed in claim 1, wherein: the front of the centrally installed switchgear body (1) is hinged with a sealing door (17) through a hinge, and the front of the sealing door (17) is fixedly connected with a handle.

4. A centrally installed switchgear as claimed in claim 1, wherein: the two sides of the centrally installed switchgear body (1) are connected with a first frame (18) through bolt threads, and an inner cavity of the first frame (18) is fixedly connected with a first dustproof net (19).

5. A centrally installed switchgear as claimed in claim 1, wherein: the back of the heat dissipation box (6) is connected with a second frame (20) through bolt threads, and an inner cavity of the second frame (20) is fixedly connected with a second dustproof net (21).

6. A centrally installed switchgear as claimed in claim 3, wherein: the back of the sealing door (17) is fixedly connected with a PLC (programmable logic controller) 22, and the upper end of the back of the sealing door (17) is fixedly connected with a temperature sensor (23).

7. A centrally installed switchgear as claimed in claim 6, wherein: the output end of the temperature sensor (23) is electrically connected with the input end of the PLC (22), and the output end of the PLC (22) is electrically connected with the input ends of the fan (12) and the servo motor (15) respectively.