CN211792517U

CN211792517U - High-efficient heat dissipation electromechanical control cabinet

Info

Publication number: CN211792517U
Application number: CN202020670199.XU
Authority: CN
Inventors: 张俊勇
Original assignee: Shaanxi Institute of Technology
Current assignee: Shaanxi Institute of Technology
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-10-27
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a high-efficient heat dissipation electromechanical control cabinet, the internal portion of cabinet is equipped with horizontal baffle, horizontal baffle separates the cabinet body into equipment room one that is used for placing electromechanical instrument and equipment room two that is used for placing secondary heat abstractor, is equipped with the controller on the side of equipment room one and is used for evacuating the internal heat retaining primary heat abstractor of cabinet, be equipped with the first temperature sensor who is used for detecting the internal temperature of equipment room one in the equipment room one, and equipment room one is equipped with the second temperature sensor who is used for detecting the air temperature outward, and the controller is connected with the power electricity, and the controller all is connected with first temperature sensor, second temperature sensor, primary heat abstractor and secondary heat abstractor electricity; the utility model discloses on set up one-level heat abstractor, controller, second grade heat abstractor and first temperature sensor and second temperature sensor, can carry out the heat convection to the heat that produces behind the internal electromechanical device operation of cabinet, realize cooling down the internal electromechanical device of cabinet.

Description

High-efficient heat dissipation electromechanical control cabinet

Technical Field

The utility model relates to an electromechanical control cabinet body technical field, concretely relates to high-efficient heat dissipation electromechanical control cabinet.

Background

Along with industrial development, electromechanical device uses more and more extensively in people's production life, can be equipped with the switch board to large-scale electromechanical device and control electromechanical device, the switch board can produce a large amount of heats at the in-process of operation, if the switch board runs for a long time after the heat is detained and can not get released in the internal portion of control cabinet, can influence the life of motor control cabinet, so need dispel the heat to electromechanical control cabinet.

Electromechanical control cabinet among the prior art is mostly dispelled the heat through seting up the louvre on the heat dissipation cabinet, there is the dependency in the heat dissipation speed of this kind of radiating mode to season, the big radiating effect is better more for the internal and external difference in temperature of the heat dissipation cabinet, when the heat dissipation cabinet is in the inside and outside difference in temperature season great, the radiating effect of the heat dissipation cabinet body is obvious, nevertheless in summer because the inside and outside air difference in temperature of heat dissipation cabinet is little, so the inside heat that is detained of heat dissipation cabinet can not be timely sparse through the louvre, influence the life of electromechanical device in the heat dissipation cabinet, consequently design one kind can be according to the change of the inside and outside difference in temperature of heat dissipation cabinet, intelligent control heat dissipation cabinet makes the high-efficient heat dissipation electromechanical control cabinet that the internal heat that is detained of its cabinet can discharge fast have very big practical.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem among the prior art, provide a high-efficient heat dissipation electromechanical control cabinet.

The utility model provides a high-efficiency heat dissipation electromechanical control cabinet, which comprises a cabinet body, wherein a horizontal clapboard is arranged inside the cabinet body, the horizontal clapboard divides the cabinet body into a first equipment chamber for placing electromechanical instruments and a second equipment chamber for placing a secondary heat dissipation device, a controller and a primary heat dissipation device for dissipating heat retained in the cabinet body are arranged on the side surface of the equipment room I, a first temperature sensor for detecting the temperature in the equipment room I is arranged in the equipment room I, a second temperature sensor for detecting the air temperature is arranged outside the equipment room I, the controller is electrically connected with a power supply, and the controller is electrically connected with the first temperature sensor, the second temperature sensor, the primary heat sink and the secondary heat sink, the first temperature sensor, the second temperature sensor, the first-stage heat dissipation device and the second-stage heat dissipation device are all electrically connected with the power supply.

Preferably, the first-stage heat dissipation device is an automatic opening and closing ventilation fan, the automatic opening and closing ventilation fan is installed on the first equipment room through an air inlet window located on the side face of the first equipment room, and at least one automatic opening and closing ventilation fan is arranged on each side face of the first equipment room.

Preferably, the inner side of the automatic opening and closing ventilation fan is provided with a dust removing plate.

Preferably, the second-stage heat dissipation device comprises a water storage device, a pressurizing water pump and a plurality of heat dissipation water pipes, the water storage device and the pressurizing water pump are both located in the second equipment room, the water storage device is communicated with the pressurizing water pump through a water inlet pipe, the pressurizing water pump is communicated with the water inlets of the plurality of heat dissipation water pipes through a tee joint, the heat dissipation water pipes are all arranged on the inner sides of the dust removal plates, the water outlets of the heat dissipation water pipes are communicated with the water storage device, and the pressurizing water pump is electrically connected with the.

Preferably, the heat dissipation water pipes positioned at the inner sides of the dust removal plates are connected with the inner wall of the first equipment chamber through a heat dissipation shell, and the heat dissipation shell is provided with a gas inlet and a gas outlet for gas exchange.

Preferably, be equipped with the dehumidification board on the air inlet, dehumidification board intussuseption is filled with allochroic silica gel, and has seted up the gas pocket on the dehumidification board, the diameter of gas pocket is less than allochroic silica gel's diameter.

Preferably, the number of the heat dissipation water pipes in the heat dissipation shell is at least one, and each heat dissipation water pipe is S-shaped and arranged in the heat dissipation shell.

Preferably, the dehumidifying plate is made of a transparent material.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a set up one-level heat transfer device, a controller, second grade heat transfer device and first temperature sensor and second temperature sensor on the cabinet body, can be according to the change of the internal and external temperature difference of cabinet, the temperature that intelligent sparse cabinet is internal to be detained, the controller is through comparing the temperature difference of first temperature sensor and second sensor, when the temperature difference of first temperature sensor and second sensor has surpassed the settlement scope, the controller sends the instruction to one-level heat transfer device, one-level heat transfer device (automatic heat exchange fan) is opened, then one-level heat transfer device absorbs the air outside the cabinet body, make the air convection inside and outside the cabinet body, cool down to the cabinet body; when the temperature difference between the first temperature sensor and the second sensor is within the set range, the controller simultaneously sends an instruction to the first-stage heat exchange device and the second-stage heat exchange device, the first-stage heat exchange device (the automatic heat exchange fan) and the second-stage heat exchange device are simultaneously opened, and then the first-stage heat exchange device absorbs air outside the cabinet body and obtains emergency cooling when flowing through the second-stage heat exchange device, so that stagnant air in the cabinet body is rapidly cooled, and the cabinet body is cooled.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a diagram showing the position relationship between the heat dissipating housing and the gas dehumidifying plate according to the present invention;

fig. 3 is a schematic diagram of the circuit connection of the present invention.

Description of reference numerals:

1. the automatic opening and closing ventilation fan comprises a cabinet body, 2 an automatic opening and closing ventilation fan, 3 a controller, 4 a first temperature sensor, 5 a horizontal partition plate, 6 a secondary heat dissipation device, 6-1 a water storage device, 6-2 a pressure water pump, 6-3 a heat dissipation water pipe, 7 a heat dissipation shell, 8 a dehumidification plate, 9 a second temperature sensor and 10 a dust removal plate.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description. 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.

Examples

As shown in fig. 1-3, the utility model provides a pair of high-efficient heat dissipation electromechanical control cabinet, including the cabinet body 1, the internal portion of cabinet is equipped with horizontal baffle 5, horizontal baffle 5 separates the cabinet body 1 for the equipment room one that is used for placing electromechanical instrument and the equipment room two that is used for placing second grade heat abstractor 6, be equipped with controller 3 on the side of equipment room one and be used for sparse thermal one-level heat abstractor in the cabinet body 1, be equipped with the first temperature sensor 4 that is used for detecting the equipment room internal temperature in the equipment room one, equipment room one is equipped with the second temperature sensor 9 that is used for detecting air temperature outward, controller 3 is connected with the power electricity, and controller 3 all is connected with first temperature sensor 4, second temperature sensor 9, one-level heat abstractor and second grade heat abstractor 6 electricity, first temperature sensor 4, The second temperature sensor 9, the primary heat sink and the secondary heat sink 6 are electrically connected to a power supply.

In this embodiment, in order to solve the problem that the electromechanical cabinet body in the prior art only radiates heat through the heat radiation holes and cannot intelligently control the heat radiation cabinet to rapidly discharge the retained heat in the cabinet body according to the change of the temperature difference between the inside and the outside of the heat radiation cabinet, the present application can solve the above problem in the prior art, when in use, a temperature range between the first temperature sensor 4 and the second temperature sensor 9 is firstly set on the control panel of the controller 3, because the electromechanical equipment installed in the cabinet body 1 operates, the electrical equipment generates heat, when the cabinet internal heat detected by the first temperature sensor 4 arranged in the cabinet body 1 is compared with the air temperature outside the cabinet body 1 detected by the second temperature sensor 9, if the difference between the cabinet internal heat detected by the first temperature sensor 4 and the air temperature outside the cabinet body 1 detected by the second temperature sensor 9 is smaller than the temperature range set on the panel of the controller 3, the temperature range detected by the second temperature sensor 9 is set on the control panel of the cabinet body 1 The controller 3 transmits the electric signals to the primary heat dissipation device and the emergency cooling secondary heat dissipation device 6, and the primary heat dissipation device is simply adopted to evacuate heat in the cabinet body 1, so that the heat dissipation time is long, and the service life of electromechanical equipment is affected due to the fact that the heat in the cabinet body 1 cannot be evacuated for a long time, so that the secondary heat dissipation device is added on the basis of the primary heat dissipation device, the air sucked into the cabinet body 1 by the primary heat dissipation device can be cooled emergently, and the temperature in the cabinet body 1 is reduced rapidly; when the internal heat of the cabinet detected by the first temperature sensor 4 arranged in the cabinet body 1 is compared with the external air temperature of the cabinet body 1 detected by the second temperature sensor 9, if the difference value between the internal heat of the cabinet detected by the first temperature sensor 4 and the external air temperature of the cabinet body 1 detected by the second temperature sensor 9 is larger than the temperature range set on the panel of the controller 3, the controller 3 transmits the internal heat and the external air temperature to the first-stage heat dissipation device in the form of electric signals, the first-stage heat dissipation device evacuates the internal heat of the cabinet body 1, and the mode of thermal convection is adopted, so that the internal temperature of the cabinet body 1 is rapidly reduced.

In the prior art, a plurality of devices for cooling the cabinet body 1 through convection are provided, the automatic opening and closing ventilation fan 2 is adopted in the application, and in order to improve the heat emission speed in the cabinet body 1, at least one automatic opening and closing ventilation fan 2 is arranged on each side surface of a first device room; the primary heat dissipation device is an automatic opening and closing ventilation fan 2, the automatic opening and closing ventilation fan 2 is installed on the first equipment room through an air inlet window located on the side face of the first equipment room, and at least one automatic opening and closing ventilation fan 2 is arranged on each side face of the first equipment room.

When the automatic opening and closing ventilation fan 2 exchanges heat with electromechanical equipment in the equipment room I, dust can be brought into the cabinet body 1 by the automatic opening and closing ventilation fan 2, if a large amount of dust is accumulated, the normal operation of the electromechanical equipment can be affected, and therefore the inner side of the automatic opening and closing ventilation fan 2 is provided with the dust removal plate 10.

In order to match with the primary heat dissipation device, the air sucked into the cabinet body 1 by the primary heat dissipation device is cooled for the second time, so that the temperature difference between the air blown into the cabinet body 1 and the heat retained in the cabinet body 1 is increased, and the purpose of rapid heat exchange is achieved; the secondary heat dissipation device 6 comprises a water storage device 6-1, a pressurizing water pump 6-2 and a plurality of heat dissipation water pipes 6-3, the water storage device 6-1 and the pressurizing water pump 6-2 are located in the equipment room two, the water storage device 6-1 is communicated with the pressurizing water pump 6-2 through a water inlet pipe, the pressurizing water pump 6-2 is communicated with water inlets of the heat dissipation water pipes 6-3 through a tee joint, the heat dissipation water pipes 6-3 are all arranged on one side, away from the automatic opening and closing ventilation fan 2, of each dust removal plate 10, water outlets of the heat dissipation water pipes 6-3 are communicated with the water storage device 6-1, and the pressurizing water pump 6-2 is electrically connected with the controller.

In order to fix the heat-radiating water pipe 6-3 conveniently, the installation position of the heat-exchanging water pipe 6-3 is just parallel to the air blowing port of the automatic opening and closing air exchange fan 2, and the purpose of rapid heat exchange can be achieved; and the heat dissipation water pipes 6-3 positioned on the inner sides of the dust removal plates are connected with the inner wall of the equipment room I through a heat dissipation shell 7, and the heat dissipation shell 7 is provided with a gas inlet and a gas outlet for gas exchange.

Because the hot air can be condensed to form liquid drops after being cooled, if the cold air carrying the liquid drops is blown into the cabinet body 1, the electromechanical equipment in the cabinet body 1 can be damaged, a dehumidifying plate 8 is installed on an air inlet of a radiating shell, the dehumidifying plate 8 is filled with allochroic silica gel, and after the allochroic silica gel is dried by the air flowing into the dehumidifying plate 8 from the air inlet of the radiating shell 7 through air holes of the dehumidifying plate 8 (the allochroic silica gel is changed from blue to colorless after washing water), the air is discharged into the cabinet body 1 through the air holes, so that the moisture content of the air blown into the cabinet body 1 is reduced, and the normal operation of the electromechanical equipment is ensured; be equipped with dehumidification board 8 on the air inlet, dehumidification board 8 intussuseption is filled with color changing silica gel, and has seted up the gas pocket on the dehumidification board 8, the diameter of gas pocket is less than color changing silica gel's diameter.

In order to increase the contact area between the heat dissipation water pipe 6-3 and the air, at least one heat dissipation water pipe 6-3 is arranged in the heat dissipation shell 7, and each heat dissipation water pipe 6-3 is S-shaped and arranged in the heat dissipation shell 7.

In order to facilitate the dehumidification effect of observing the silica gel that discolours in the dehumidification board 8, be convenient for in time change the silica gel in the dehumidification board 8, guarantee that cabinet body 1 internal electrical equipment normally works, dehumidification board 8 joint is on heat dissipation casing 7, and convenient to detach is equipped with the export that is used for changing silica gel on dehumidification board 8, dehumidification board 8 is made by transparent material, for example transparent plastic.

The working principle is as follows:

when in use, a user sets the temperature range value inside and outside the cabinet body 1 on the control panel of the controller 3 according to experience, because the electromechanical equipment arranged in the cabinet body 1 runs, the electrical equipment can generate heat, when the heat in the cabinet body detected by the first temperature sensor 4 arranged in the cabinet body 1 is compared with the air temperature outside the cabinet body 1 detected by the second temperature sensor 9, if the difference value between the heat in the cabinet body detected by the first temperature sensor 4 and the air temperature outside the cabinet body 1 detected by the second temperature sensor 9 is smaller than the temperature range set on the panel of the controller 3, the controller 3 transmits the difference value to the first-stage heat dissipation device (the automatic opening and closing ventilation fan 2) and the second-stage heat dissipation device 6 for emergency cooling in the form of electric signals, because the heat in the cabinet body 1 is simply evacuated by the first-stage heat dissipation device, the heat dissipation time is long, and the heat in the cabinet body 1 can not be evacuated for a long time and can affect the service life of electromechanical equipment, so a secondary heat dissipation device is added on the basis of the primary heat dissipation device, the air sucked into the cabinet body 1 by the primary heat dissipation device can be cooled in an emergency manner, the temperature in the cabinet body 1 is rapidly reduced, namely when the controller 3 detects that the temperature value in the cabinet body 1 monitored by the primary temperature sensor 4 in the cabinet body 1 and the temperature value monitored by the secondary temperature sensor 9 outside the cabinet body 1 are smaller than the temperature range value inside and outside the cabinet body 1 set on the control panel of the controller 3, the controller 3 can start the automatic opening and closing ventilation fan 2 and the pressure water pump 6-2, after the automatic opening and closing ventilation fan 2 is started, the air outside the cabinet body 1 is sucked into the cabinet body 1 by the ventilation fan, and in order to reduce the influence of dust on the electromechanical equipment in the equipment room, the dust removal plate 10 is installed on the inner wall of the cabinet, air used for filtering air and then flowing through the dust removing plate 10 enters the heat exchange shell from an air inlet arranged on the heat exchange shell 7, (water in the water storage device 6-1 is introduced into the heat dissipation water pipe 6-3 through a tee joint by the pressure water pump 6-2, the water inlet end of the heat dissipation water pipe 6-3 is connected with the tee joint and then flows into the water storage device 6-1 along the side wall and the top wall of the cabinet body 1, the water in the water storage device 6-1 is recycled, in order to avoid the heat dissipation water pipe from contacting with hot air in the cabinet body 1 and condensing into liquid drops, a layer of water absorption sponge is coated on the heat dissipation water pipe originally away from the automatic opening and closing ventilation fan 2, the heat dissipation water pipe 6-3 is cooled, so that the air sucked in the automatic opening and closing ventilation fan 2 is cooled, the cooled air carries the liquid drops, and the dehumidifying plate 8 is arranged on an outlet of the heat dissipation shell, the cooled air is cooled through the allochroic silica gel in the dehumidifying plate 8, in order to ensure the dehumidifying effect of the allochroic silica gel, the dehumidifying plate 8 is made of transparent plastic, and the cooling gas dried by the dehumidifying plate 8 exchanges heat with the hot air retained in the cabinet body 1, so that the cabinet body 1 is cooled; if the difference between the heat in the cabinet body detected by the first temperature sensor 4 and the air temperature outside the cabinet body 1 detected by the second temperature sensor 9 is greater than the temperature range set on the panel of the controller 3, the controller 3 starts the first-stage heat dissipation device (the automatic opening and closing ventilation fan 2), and after the automatic opening and closing ventilation fan 2 is started, the air outside the cabinet body 1 is sucked into the cabinet body 1 by the ventilation fan, so that the influence of dust on electromechanical equipment in the equipment room I is reduced, a dust removal plate 10 is mounted on the inner wall of the cabinet body 1 on the gas input side of the ventilation fan and used for filtering air, then the air flowing through the dust removal plate 10 enters the heat exchange shell 7 from the air inlet formed in the heat exchange shell 7 and is discharged through the air holes formed in the humidity removal plate 8, and the temperature of the cabinet body 1 is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An efficient heat dissipation electromechanical control cabinet comprises a cabinet body (1) and is characterized in that a horizontal partition plate (5) is arranged inside the cabinet body (1), the horizontal partition plate (5) divides the cabinet body (1) into a first equipment room for placing electromechanical instruments and a second equipment room for placing a second-level heat dissipation device (6), a controller (3) and a first-level heat dissipation device for evacuating heat retained in the cabinet body (1) are arranged on the side face of the first equipment room, a first temperature sensor (4) for detecting the temperature in the first equipment room is arranged in the first equipment room, a second temperature sensor (9) for detecting the temperature of air is arranged outside the first equipment room, the controller (3) is electrically connected with a power supply, and the controller (3) is electrically connected with the first temperature sensor (4), the second temperature sensor (9), the first-level heat dissipation device and the second-level heat dissipation device (6), the first temperature sensor (4), the second temperature sensor (9), the primary heat dissipation device and the secondary heat dissipation device (6) are all electrically connected with a power supply.

2. The electromechanical control cabinet with high efficiency heat dissipation function as recited in claim 1, wherein the primary heat dissipation device is an automatic opening and closing ventilation fan (2), the automatic opening and closing ventilation fan (2) is installed on the first equipment room through an air inlet window located on a side surface of the first equipment room, and at least one automatic opening and closing ventilation fan (2) is installed on each side surface of the first equipment room.

3. The electromechanical control cabinet with high efficiency heat dissipation according to claim 2, characterized in that the inside of the automatic opening and closing ventilation fan (2) is provided with a dust-removing plate (10).

4. The high-efficiency heat-dissipation electromechanical control cabinet as recited in claim 3, wherein the secondary heat dissipation device (6) comprises a water storage device (6-1), a pressurized water pump (6-2) and a plurality of heat dissipation water pipes (6-3), the water storage device (6-1) and the pressure water pump (6-2) are located in the equipment room II, the water storage device (6-1) is communicated with the pressure water pump (6-2) through a water inlet pipe, the pressure water pump (6-2) is communicated with water inlets of the plurality of heat dissipation water pipes (6-3) through a tee joint, each heat dissipation water pipe (6-3) is arranged on the inner side of each dust removal plate (10), a water outlet of each heat dissipation water pipe (6-3) is communicated with the water storage device (6-1), and the pressure water pump (6-2) is electrically connected with the controller.

5. An efficient heat dissipation electromechanical control cabinet as recited in claim 4, characterized in that the heat dissipation water pipe (6-3) located inside each dust removal plate is connected with the inner wall of the first equipment room through a heat dissipation casing (7), and the heat dissipation casing (7) is provided with an air inlet and an air outlet for air exchange.

6. The electromechanical control cabinet with the efficient heat dissipation function as recited in claim 5, wherein the air inlet is provided with a dehumidifying plate (8), the dehumidifying plate (8) is filled with color-changing silica gel, and the dehumidifying plate (8) is provided with an air hole, and a diameter of the air hole is smaller than a diameter of the color-changing silica gel.

7. The electromechanical control cabinet with high efficiency heat dissipation as recited in claim 5, characterized in that at least one heat dissipation water pipe (6-3) is disposed in the heat dissipation housing (7), and each heat dissipation water pipe (6-3) is S-shaped and disposed in the heat dissipation housing (7).

8. An efficient heat dissipation electromechanical control cabinet according to claim 6, characterized in that the dehumidifying plate (8) is made of transparent material.