CN205846508U - A kind of switch cubicle that can dispel the heat - Google Patents

Abstract

This utility model relates to a kind of electrical equipment technical field, particularly relates to the switch cubicle that can dispel the heat.Including cabinet and switch gate, and at least one exhaust fan, exhaust fan is located at the side of cabinet, for blowing heat radiation for switch cubicle；Temperature sensor, is located in cabinet, in order to detect the temperature in switch cubicle；Water cooling plant, is located in cabinet, in order to cabinet is carried out radiating and cooling；Controller, controller electrically connects with temperature sensor, water cooling plant and exhaust fan, controls exhaust fan and/or the work of water cooling plant with the temperature detected according to temperature sensor.Can be according to the temperature in switch cubicle, Intelligent adjustment starts exhaust fan or water cooling plant, exhaust fan can be opened when the temperature in switch cubicle is relatively low and blow heat radiation, when inside switch cabinet temperature is higher, can open water cooling plant and carry out cooling, the mode of this intelligent heat dissipation has saved electricity, reduces cost, easy to operate, good heat dissipation effect.

Description

A switchgear capable of dissipating heat

technical field

The utility model relates to the technical field of electric equipment, in particular to a switch cabinet capable of dissipating heat.

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. Switch cabinets are mainly used in various occasions such as power plants, substations, petrochemicals, metallurgical steel rolling, light industry textiles, factories and mines, residential quarters, and high-rise buildings.

There are many devices in the switch cabinet, especially for the occasions where the current is large, the devices in the switch cabinet will generate a lot of heat. If the heat cannot be discharged in time and effectively, it will affect the normal use of the devices in the switch. In severe cases, it will also cause problems such as line burnout.

Utility model content

Aiming at the above-mentioned problems existing in the current prior art, the utility model provides a switchgear capable of dissipating heat.

The technical solution adopted by the utility model to solve technical problems is:

A switch cabinet capable of dissipating heat, the switch cabinet includes a cabinet body, a switch door, and

at least one exhaust fan, the exhaust fan is arranged on one side of the cabinet, and is used to blow and dissipate heat for the switch cabinet;

A temperature sensor is installed in the cabinet to detect the temperature in the switch cabinet and output a temperature information;

A water cooling device is installed in the cabinet to dissipate heat and cool down the cabinet;

a controller, the controller is electrically connected with the temperature sensor, the water cooling device and the exhaust fan, and is used to output a control instruction according to the temperature information, and the water cooling device and the exhaust fan operate according to the control instruction.

Preferably, when the temperature detected by the temperature sensor is higher than the first threshold and lower than the second threshold, the controller controls the exhaust fan to work to cool down the switchgear, wherein the second The threshold is greater than the first threshold.

Preferably, when the temperature detected by the temperature sensor is higher than the second threshold, the controller controls the water cooling device to work to dissipate heat and cool down the switchgear.

Preferably, the water cooling device includes a water pump, a radiator connected to the water pump, and a water inlet pipe and a water outlet pipe connected to the water pump.

Preferably, a detachable air grill is installed on the exhaust fan to prevent dust from entering the switch cabinet.

Preferably, it also includes a plurality of pulleys installed at the bottom of the switch cabinet to facilitate the movement of the switch cabinet.

Preferably, a voltage meter and a current meter installed on the switch door are also included to respectively display the voltage and current in the circuit in the switch cabinet.

Preferably, it also includes a plurality of indicator lights installed on the switch door to indicate the working status of the internal circuit of the switch cabinet.

Preferably, the switch door is provided with a window for viewing electrical appliances in the switch cabinet.

Preferably, there are multiple switch doors, and each switch door is provided with a switch lock.

Beneficial effects of the utility model: the switchgear capable of dissipating heat involved in the utility model can intelligently adjust and start the exhaust fan or water cooling device according to the temperature in the switchgear, and when the temperature in the switchgear is low, the exhaust fan can be turned on for blowing and cooling. When the internal temperature of the switch cabinet is high, the water cooling device can be turned on to cool down and dissipate heat. This intelligent heat dissipation method saves electricity, reduces costs, is easy to operate, and has a good heat dissipation effect.

Description of drawings

Fig. 1 is the internal structure schematic diagram of the switchgear of the present utility model;

Fig. 2 is a schematic diagram of the external structure of the switchgear of the present invention.

detailed description

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the utility model.

As shown in FIG. 1 , a schematic diagram of the internal structure of the switch cabinet, the switch cabinet includes a cabinet body 1 , a switch door, an exhaust fan, a temperature sensor 4 , a water cooling device 3 , and a controller 6 . A temperature sensor 4 is installed in the cabinet body 1 to detect the temperature in the switch cabinet, and the temperature sensor 4 detects the temperature in the cabinet body 1 in real time. Preferably, the temperature sensor 4 is an infrared temperature sensor 4 . Exhaust fans (not shown in the figure) are installed on one or both sides of the cabinet body 1, and are used to blow and dissipate heat for the switchgear, and the number of exhaust fans is not limited. Due to the limited blowing capacity of the exhaust fan, the utility model mainly uses the exhaust fan for occasions where the internal temperature of the switch cabinet is relatively low. When the switchgear is used in large equipment occasions, its internal current is very large, resulting in extremely high temperature inside the switchgear. The utility model installs a water cooling device 3 in the switch cabinet, which is used to cool down the high temperature switch cabinet and dissipate heat. In addition, it also includes a controller 6, the controller 6 is electrically connected with the above-mentioned temperature sensor 4, the water cooling device 3 and the exhaust fan, the temperature sensor 4 sends the temperature in the switch cabinet detected to the controller 6, and the controller 6 according to the obtained The temperature controls the work of exhaust fan and/or water cooling device 3. Wherein, the controller 6 internally presets two temperature thresholds: a first threshold and a second threshold, wherein the second threshold is greater than the first threshold. When the temperature detected by the temperature sensor 4 is lower than the first threshold, both the exhaust fan and the water cooling device 3 are turned off. When the detected temperature was higher than the first threshold and lower than the second threshold, the controller 6 turned on the exhaust fan; when the temperature detected by the temperature sensor 4 was higher than the second threshold, the controller 6 turned on the water cooling device 3, so that the switch cabinet Heat dissipation and cooling. Since the exhaust fan is installed on one side or both sides of the switch cabinet, it may cause dust to enter the switch cabinet. Therefore, the switch cabinet of the present utility model is equipped with a detachable air grille 12 on the exhaust fan. The detachable air grille 12 is For easy disassembly and cleaning.

At least one circuit breaker 5 is arranged in the switch cabinet, and the outlet end of the circuit breaker 5 is led out from the opening 2 on one side of the switch cabinet.

In a preferred embodiment of the present utility model, the water cooling device 3 includes a water pump, a radiator connected with the water pump, and a water inlet pipe and an outlet pipe 7 connected with the water pump, and the outlet pipe 7 is drawn from the switch cabinet.

In a preferred embodiment of the present utility model, as shown in Figure 2, a voltage meter 11 and a current meter 13 are installed on the switch door of the switch cabinet to respectively display the voltage and current in the circuit in the switch cabinet.

The preferred embodiment of the utility model also includes a plurality of indicator lights 9 installed on the switch door to indicate the working state of the internal circuit of the switch cabinet, and different working states of the switch cabinet can be indicated by the indicator lights 9 of different colors.

In a preferred embodiment of the present utility model, a window 14 is provided on the switch door for observing the electrical appliances in the switch cabinet.

In a preferred embodiment of the utility model, there are multiple switch doors, and each switch door is provided with a switch lock 10 to protect the safety of the switch cabinet.

The preferred embodiment of the utility model also includes a plurality of pulleys 8 installed at the bottom of the switch cabinet. Especially for larger switchgears, it is extremely inconvenient to move. Installing a plurality of pulleys 8 at the bottom of the opening cabinet can facilitate the movement of the switchgear, saving time and effort. After the switch cabinet is moved to the designated position, in order to fix the switch cabinet, a locking device capable of locking the pulley 8 can be provided.

The switch cabinet capable of dissipating heat involved in the utility model can intelligently adjust and start the exhaust fan or the water cooling device 3 according to the temperature in the switch cabinet. When the temperature in the switch cabinet is low, the exhaust fan can be turned on for blowing and cooling. When the temperature is high, the water cooling device 3 can be turned on to cool down and dissipate heat. This intelligent heat dissipation method saves electricity, reduces costs, is easy to operate, and has a good heat dissipation effect.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the implementation and protection scope of the present utility model. For those skilled in the art, they should be aware The solutions obtained by making equivalent replacements and obvious changes shall all be included in the protection scope of the present utility model.

Claims (10)

1. A switchgear capable of dissipating heat, characterized in that, the switchgear comprises a cabinet, a switch door, and at least one exhaust fan, the exhaust fan is arranged on one side of the cabinet, and is used to blow and dissipate heat for the switch cabinet; A temperature sensor is installed in the cabinet to detect the temperature in the switch cabinet and output a temperature information; A water cooling device is installed in the cabinet to dissipate heat and cool down the cabinet; a controller, the controller is electrically connected with the temperature sensor, the water cooling device and the exhaust fan, and is used to output a control instruction according to the temperature information, and the water cooling device and the exhaust fan operate according to the control instruction. 2. The switch cabinet capable of dissipating heat according to claim 1, wherein when the temperature detected by the temperature sensor is higher than the first threshold and lower than the second threshold, the controller controls the exhaust fan to work, To dissipate heat and cool down the switchgear, wherein the second threshold is greater than the first threshold. 3. The switch cabinet capable of dissipating heat according to claim 2, wherein when the temperature detected by the temperature sensor is higher than a second threshold, the controller controls the water cooling device to work to control the switch Cabinet for cooling. 4. The switch cabinet capable of dissipating heat according to claim 1, wherein the water cooling device comprises a water pump, a radiator connected to the water pump, and a water inlet pipe and a water outlet pipe connected to the water pump. 5 . The switch cabinet capable of dissipating heat according to claim 1 , wherein a detachable air grille is installed on the exhaust fan to prevent dust from entering the switch cabinet. 6 . The switchgear capable of dissipating heat according to claim 1 , further comprising a plurality of pulleys installed at the bottom of the switchgear to facilitate the movement of the switchgear. 7. The switch cabinet capable of dissipating heat according to claim 1, further comprising a voltage meter and a current meter installed on the switch door to respectively display the voltage and current in the circuit in the switch cabinet . 8. The switch cabinet capable of dissipating heat according to claim 1, further comprising a plurality of indicator lights installed on the switch door to indicate the working state of the internal circuit of the switch cabinet. 9 . The switch cabinet capable of dissipating heat according to claim 1 , wherein a window is provided on the switch door for observing electrical appliances in the switch cabinet. 10 . 10 . The switch cabinet capable of dissipating heat according to claim 1 , wherein there are multiple switch doors, and each switch door is provided with a switch lock. 11 .