CN209747929U - Heat dissipation device for direct-current screen switch cabinet - Google Patents

Abstract

The utility model discloses a heat abstractor for direct current cabinet switch cabinet, including the cubical switchboard body and set up at the internal cooling body of cubical switchboard, cubical switchboard body fixed connection is at the base top, and the top of the cubical switchboard body is equipped with the top cap, be equipped with the cabinet door on the cubical switchboard body, and be equipped with the lock on the cabinet door, the both sides of the cubical switchboard body are equipped with the heat dissipation window respectively, and the top of the cubical switchboard body is equipped with radiator fan, one side of radiator fan is equipped with the alarm, and the thermodetector that alarm connection cubical switchboard internal wall set up, be equipped with the ventilation hole on the bottom plate of the cubical switchboard body, and ventilation hole intercommunication base, the inside central point of base puts and is equipped with cooling body, and cooling body. The utility model discloses shortcoming to current device is improved, can dispel the heat in the cubical switchboard effectively, has guaranteed the normal operating of each equipment in the cubical switchboard.

Description

A cooling device for a DC screen switch cabinet

technical field

The utility model relates to the technical field of switchgear equipment, in particular to a cooling device for a DC panel switchgear.

Background technique

The switch cabinet is a kind of electrical equipment. The outside line of the switch cabinet first enters the main control switch in the cabinet, and then enters the sub-control switch. Each branch is set according to its needs. Such as instruments, automatic controls, motor magnetic switches, various AC contactors, etc., some also have high-voltage room and low-voltage room switch cabinets, high-voltage busbars, such as power plants, etc. load shedding. The main function of the switchgear is to open and close, control and protect electrical equipment during the process of power generation, transmission, distribution and power conversion in the power system.

The components in the switch cabinet are mainly composed of circuit breakers, disconnectors, load switches, operating mechanisms, transformers and various protection devices. Due to the large number of devices installed inside, which are relatively dense, heat will be emitted when the devices are used. However, due to the poor heat dissipation effect of the cabinet, the temperature inside the cabinet is high, which not only affects the service life of the devices, but also greatly shortens the service life of the cabinet. . Therefore, it is necessary for us to provide a cooling device for a DC screen switchgear.

Utility model content

The purpose of this utility model is to provide a cooling device for a DC screen switch cabinet to solve the problem in the background art that the cabinet body has a relatively high temperature due to the poor cooling effect of the cabinet body, which not only affects the service life of the device, but also makes the cabinet body use Lifespan is also greatly shortened.

In order to achieve the above purpose, the utility model provides the following technical solutions: a cooling device for a DC screen switch cabinet, including a switch cabinet body and a cooling mechanism arranged in the switch cabinet body, characterized in that: the switch cabinet body is fixedly connected to The top of the base, and the top of the switch cabinet body is provided with a top cover, the switch cabinet body is provided with a cabinet door, and the cabinet door is provided with a door lock, the two sides of the switch cabinet body are respectively provided with heat dissipation windows, and the switch cabinet body The top of the cabinet is provided with a cooling fan, one side of the cooling fan is provided with an alarm, and the alarm is connected to the temperature detector installed on the inner wall of the switch cabinet, and the bottom plate of the switch cabinet is provided with ventilation holes, and the ventilation The hole communicates with the base, and a cooling mechanism is provided at the inner center of the base, and cooling fans are provided on both sides of the cooling mechanism.

Preferably, the top cover has a herringbone structure, and two dust-proof nets are provided at both ends of the top cover.

Preferably, the heat dissipation window is provided with a heat dissipation plate inclined downward, and the side of the heat dissipation plate close to the outside is provided with a dust filter.

Preferably, the cooling fan is provided with a matching dust cover.

Preferably, a dust-proof net is installed in the ventilation hole.

Preferably, the cooling mechanism includes a refrigerating plate and a refrigerating motor, and the refrigerating plate is connected to the refrigerating motor.

Preferably, the first dust-proof net and the second dust-proof net are made of nylon, and the first dust-proof net and the second dust-proof net are threadedly connected to the top cover and the switch cabinet body through sealing strips.

Compared with the prior art, the utility model adopts the beneficial effects of the above technical solutions as follows:

1. The refrigeration motor of the cooling mechanism in the utility model releases cold air through the cooling plate, and uses the cooling fan to blow the cold air into the switch cabinet through the ventilation hole, and discharges the heat in the switch cabinet through the heat dissipation windows on both sides, thereby reducing the temperature of the switch. The temperature in the cabinet can ensure the normal operation of each equipment in the switch cabinet.

2. The top cover in the utility model is a herringbone structure, and the two ends of the top cover are provided with two dust-proof nets, which can effectively prevent rainwater and dust from entering the switch cabinet and avoid damage to various equipment in the switch cabinet.

3. The radiating window in the utility model is provided with a slanting downward radiating plate, and the side of the radiating plate near the outside is provided with a dust-proof net, which can not only effectively dissipate heat, but also effectively prevent Dust enters the switch cabinet.

4. In the utility model, a temperature detector is installed on the inner wall of the switch cabinet. When the temperature in the switch cabinet reaches a certain level, the temperature detector can detect it in time, and then an alarm is issued through the alarm to avoid the occurrence of electric accidents.

5. The dust-proof net 1 and the dust-proof net 2 in the utility model are made of nylon, and the dust-proof net 1 and the dust-proof net 2 are respectively threaded on the top cover and the switch cabinet body through the sealing strip to realize detachable connection , easy to disassemble and clean.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a front view of the switch cabinet of the present invention.

In the figure: 1, base; 2, switch cabinet body; 3, top cover; 301, dust-proof net 1; 4, cabinet door; 401, door lock; 5, heat dissipation window; 501, heat dissipation plate; 502, dust-proof net Two; 6, cooling fan; 601, dust cover; 7, alarm; 8, temperature detector; 9, bottom plate; 10, ventilation hole; 1001, dust-proof net; 11, cooling mechanism; 1. Refrigeration motor; 12. Cooling fan.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-2, a technical solution provided by the utility model, specifically: a heat dissipation device for a DC screen switch cabinet, including a base 1, a switch cabinet body 2, a top cover 3, a dust-proof net 301, a cabinet Door 4, door lock 401, cooling window 5, cooling plate 501, dustproof net 2 502, cooling fan 6, dustproof cover 601, alarm 7, temperature detector 8, bottom plate 9, ventilation hole 10, dustproof net 1001 , cooling mechanism 11, refrigeration plate 1101, refrigeration motor 1102 and cooling fan 12, the top of the base 1 is fixedly connected to the switch cabinet body 2, and the top of the switch cabinet body 2 is provided with a top cover 3, and the switch cabinet body 3 is provided with a cabinet door 4 , and the cabinet door 4 is provided with a door lock 401, the two sides of the switch cabinet body 2 are respectively provided with cooling windows 5, and the top of the switch cabinet body 2 is provided with a cooling fan 6, and the bottom plate 9 of the switch cabinet body 2 is provided with ventilation hole 10, and the ventilation hole 10 communicates with the base 1, the inner center of the base 1 is provided with a cooling mechanism 11, and both sides of the cooling mechanism 11 are provided with cooling fans 12. The cooling mechanism 11 includes a cooling plate 1101 and a cooling motor 1102 , and the cooling plate 1101 is connected to the cooling motor 1102 . The cooling motor 1102 releases cold air through the cooling plate 1101, and uses the cooling fan 12 to blow the cold air into the switch cabinet body 2 through the ventilation holes 10, and discharges the heat in the switch cabinet through the heat dissipation windows 5 on both sides, thereby reducing the temperature in the switch cabinet. temperature, so as to ensure the normal operation of each equipment in the switch cabinet.

The top cover 3 is a herringbone structure, and the two ends of the top cover 3 are provided with a dust-proof net 2 301, which can effectively prevent rainwater and dust from entering the switch cabinet and avoid damage to various equipment in the switch cabinet.

The heat dissipation window 5 is provided with a heat dissipation plate 501 inclined downward, and the side of the heat dissipation plate 501 close to the outside is provided with a dust filter 502, which can not only effectively dissipate heat, but also effectively prevent dust from entering the switch cabinet in vivo.

The cooling fan 6 is provided with a matching dust cover 601 to prevent external dust from entering the inside of the switch cabinet and affecting the operation of various devices in the switch cabinet.

One side of the cooling fan 6 is provided with an alarm 7, and the alarm 7 is connected to a temperature detector 8 provided on the inner wall of the switch cabinet 2. When the temperature in the switch cabinet 2 reaches a certain level, the temperature detector 8 can detect in time Come out, then report to the police by alarm 7, avoid the generation of electric accident.

A dust-proof net 1001 is installed in the ventilation hole 10 to prevent the dust in the base from entering the switch cabinet.

Dust screen 1 301 and dust screen 2 502 are made of nylon, and dust screen 1 301 and dust screen 2 502 are respectively threaded on the top cover 3 and switch cabinet body 2 through sealing strips, so as to realize detachable connection , easy to disassemble and clean.

The working principle of the utility model: when using the heat dissipation device for the DC screen switch cabinet, firstly, a cooling mechanism 11 is provided inside the base 1, and cooling fans 12 are provided on both sides of the cooling mechanism 11, and the refrigeration motor 1102 of the cooling mechanism 11 passes through The cooling plate 1101 releases cold air, and then turns on the cooling fan 12, and uses the cooling fan 12 to blow the cold air into the switch cabinet body 2 through the ventilation hole 10, so that the heat in the switch cabinet body 2 is discharged through the heat dissipation windows 5 on both sides. Simultaneously open the cooling fan 6 on the top of the switch cabinet body 2 to discharge the heat in the switch cabinet body 2; To report to the police and avoid the occurrence of electric accidents is the whole working process of the cooling device.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A cooling device for a DC panel switchgear, comprising a switchgear body (2) and a cooling mechanism (11) arranged in the switchgear body (2), characterized in that: the switchgear body (2) is fixedly connected On the top of the base (1), and the top of the switch cabinet body (2) is provided with a top cover (3), the switch cabinet body (2) is provided with a cabinet door (4), and the cabinet door (4) is provided with A door lock (401), heat dissipation windows (5) are respectively provided on both sides of the switch cabinet body (2), and a heat dissipation fan (6) is provided on the top of the switch cabinet body (2), and the heat dissipation fan (6) One side of the switch cabinet (2) is provided with an alarm (7), and the alarm (7) is connected to the temperature detector (8) provided on the inner wall of the switch cabinet (2), and the bottom plate (9) of the switch cabinet (2) is provided with Ventilation holes (10), and the ventilation holes (10) communicate with the base (1), the inner center of the base (1) is provided with a cooling mechanism (11), and both sides of the cooling mechanism (11) are provided with cooling fans ( 12). 2. A cooling device for DC screen switchgear according to claim 1, characterized in that: the top cover (3) is a herringbone structure, and the two ends of the top cover (3) are provided with a dust-proof net ( 301). 3. A heat dissipation device for a DC screen switchgear according to claim 1, characterized in that: the heat dissipation window (5) is provided with a heat dissipation plate (501) inclined downward, and the heat dissipation plate (501) is close to One side of the exterior is provided with dust-proof net two (502). 4. The cooling device for a DC screen switchgear according to claim 1, characterized in that: the cooling fan (6) is provided with a matching dust cover (601). 5. The heat dissipation device for DC screen switchgear according to claim 1, characterized in that: a dust-proof net (1001) is installed in the ventilation hole (10). 6. A cooling device for a DC panel switchgear according to claim 1, characterized in that: the cooling mechanism (11) includes a cooling plate (1101) and a cooling motor (1102), and the cooling plate (1101) is connected to Refrigeration motor (1102). 7. A cooling device for a DC screen switchgear according to claim 2 or 3, characterized in that: said dust-proof net one (301) and dust-proof net two (502) are made of nylon, and the dust-proof net The first (301) and the second dust-proof net (502) are respectively threaded on the top cover (3) and the switch cabinet body (2) through the sealing strip.