CN211701049U - Heat abstractor of electromechanical control cabinet - Google Patents

Abstract

The utility model provides a heat dissipation device of an electromechanical control cabinet, which comprises a box body, a base and foot rests; a heat radiation fan is arranged in the base corresponding to the opening, and a first dust screen is arranged on the surface of the base corresponding to the upper part of the heat radiation fan; the box body is rotatably connected with a box door at the front side, a ventilation fan and a second dustproof net are fixed on the inner wall of the box body corresponding to two sides of the box door, and the blowing wind directions of the ventilation fans at the two sides are the same; still be fixed with the heat dissipation conducting strip in the box, heat dissipation conducting strip bottom is connected with the copper heat pipe, and copper heat pipe outer wall contact is connected with the heat dissipation case, still is equipped with fan and third radiator-grid between heat dissipation case and the box inner wall that corresponds the side. The utility model has reasonable structure design, can play a good dustproof effect while radiating heat, and avoids influencing the work of internal electrical components; the internal part of the electromechanical control cabinet is quickly and continuously cooled and radiated, the cooling effect is good, and the service life of the electromechanical control cabinet is prolonged.

Description

A cooling device for an electromechanical control cabinet

technical field

The utility model relates to the technical field of heat dissipation for electromechanical control cabinets, in particular to a heat dissipation device for electromechanical control cabinets.

Background technique

The electromechanical control cabinet is to assemble switchgear, measuring instruments, protective appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on the screen according to the electrical wiring requirements. Failure to evacuate the heat in time will affect the normal operation of the electromechanical control cabinet.

Existing electromechanical control cabinets generally use fans to dissipate heat. Usually, the heat dissipation effect is not obvious and there is no good ventilation environment inside. In the long run, the service life of the electromechanical control cabinet will be shortened. On the other hand, in a box that uses a fan to dissipate heat, during the rotation of the fan, dust may enter the box through the fan, thereby affecting the operation of the internal electrical components. In view of the above situation, it is necessary to improve and design a heat dissipation device for the electromechanical control cabinet.

Utility model content

The technical problem to be solved by the present utility model is: in order to overcome the deficiencies of the prior art, the present utility model provides a reasonable structure arrangement, a reasonable layout of the cooling air ducts, and at the same time, can effectively prevent dust from entering the box through the cooling fan, and effectively improve the electromechanical control. A cooling device for an electromechanical control cabinet that avoids affecting the work of internal electrical components.

The technical scheme adopted by the utility model to solve the technical problem is as follows: a heat dissipation device for an electromechanical control cabinet, comprising a box body, a base is fixed at the bottom of the box body, and a tripod for supporting the base is fixed under the base, The top of the base is provided with a groove, the bottom of the box has an opening, and the opening is fixed with the groove; a cooling fan is arranged in the base corresponding to the opening, and a first cooling fan is arranged on the surface of the base corresponding to the upper part of the cooling fan. dustproof net; a box door is rotatably connected to the front side of the box body, ventilation fans are fixed on the inner walls of the box on both sides of the box body corresponding to the box door, and the ventilation fans on both sides have the same blowing direction. The inner wall of the box is hollowed out at the position corresponding to the ventilation fan and is provided with a second dust-proof net; the box body is also fixed with a number of heat-dissipating and heat-conducting fins for heat exchange with the heat inside the box, and the bottom of the heat-dissipating heat-conducting fins is connected with A copper heat-conducting pipe, the outer wall of the copper-made heat-conducting pipe is in contact with a heat dissipation box, and a condensation pipe is arranged in the heat dissipation box. A fan is also provided between the cooling box and the inner wall of the corresponding side box, and the position of the corresponding fan on the inner wall of the corresponding side box is hollowed out and provided with a third cooling net.

Further, in order to make the connection between the box body and the base stable, the shape and size of the inner opening of the groove are consistent with the shape and size of the outer opening of the opening at the bottom of the box body, and the groove is located at the center of the base, that is, the box body. The body is also arranged at the center of the base, which is beneficial to improve the stability of the center of gravity of the box.

Further, the box body and the box door are hinged through hinges, the surface of the box door is provided with a control panel, and the surface of the box door is provided with a handle corresponding to the lower part of the control panel.

Further, the ventilation fans on both sides of the box body are symmetrically distributed on both sides of the vertical center line of the box body. When the ventilation fans on both sides are turned on, an air duct running through the box can be formed, which continuously cools and dissipates heat for the internal electrical components.

Further, the heat-dissipating and heat-conducting fins are vertically fixed in the box at equal intervals, the copper-made heat-conducting pipes are fixed on the lateral outer wall of the heat-dissipating and heat-dissipating heat-conducting fins close to the side of the box, and the heat-dissipating box is connected to the copper conductor. The outer wall of the heat pipe is fixedly connected.

Further, the center line of the condensation pipe coincides with the center line of the heat dissipation box, and the condensation pipe is in a return-shaped structure. The cooling tube is filled with cooling liquid, and the cooling liquid is circulated and cooled through the liquid inlet and the liquid outlet, which can effectively reduce the temperature.

Preferably, in order to better protect the internal electrical components and prevent rainwater from entering the inside of the box through the second dustproof net when it is windy and rainy, the second dustproof net is a shutter-type dustproof net.

The beneficial effect of the utility model is that the radiating device of the electromechanical control cabinet provided by the utility model has a reasonable structure design, and a radiating fan and a first dustproof net are arranged at the bottom of the box body. Prevent the dust at the bottom from entering the inside of the box through the cooling fan, thereby affecting the work of the internal electrical components; the ventilation fans set on both sides of the box are left air inlet and right air outlet, which is conducive to forming an air duct inside to the inside The electrical components continue to cool down and dissipate heat; the heat dissipation and heat-dissipating heat-conducting fins and copper heat-conducting pipes arranged in the heat-dissipating box can rapidly cool down the interior through the fitting connection with the internal bracket. At the same time, the condensing pipe is of a loop-shaped structure, which improves the cooling effect, and the cooling liquid is installed inside, which can achieve the cooling effect inside under the work of the external fan.

Description of drawings

The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

FIG. 1 is a schematic diagram of the internal structure of the preferred embodiment of the present invention, viewed from the front.

Figure 2 is a schematic side view of the internal structure of the preferred embodiment of the present invention.

Figure 3 is a top view of the base of the preferred embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a heat dissipation box according to the preferred embodiment of the present invention.

In the figure 1, the box 2, the cooling box 3, the base 4, the groove 5, the first dust filter 6, the cooling fan 7, the tripod 8, the hinge 9, the box door 10, the control panel 11, the handle 12, the ventilation The fan 13, the second dustproof net 14, the heat dissipation and heat conduction sheet 15, the copper heat conduction pipe 16, the liquid inlet 17, the condensation pipe 18, the liquid outlet 19, the fan 20, and the third heat dissipation net.

Detailed ways

The present utility model will now be described in further detail in conjunction with the accompanying drawings. These drawings are all simplified schematic diagrams, and only illustrate the basic structure of the present invention in a schematic manner, so they only show the structures related to the present invention.

As shown in Figures 1 to 4, a heat dissipation device for an electromechanical control cabinet is the preferred embodiment of the present invention, including a box body 1 and a heat dissipation box 2. The bottom of the box body 1 is fixed with a base 3, and the top of the base 3 is opened There are grooves 4. The box body 1 is connected with the base 3 through the groove 4 to form a stable structure, and the size of the inner opening of the groove 4 is consistent with the size of the outer opening of the box body 1 . The box body 1 is arranged in the groove 4 in the center of the base 3 to improve the stability, and the size of the inner mouth of the groove 4 matches the size of the outer mouth of the box body 1, which not only improves the overall stability, but also improves the stability of the bottom. Ventilation makes it increase the cooling effect.

A first dustproof net 5 is arranged on the surface of the groove 4, and a cooling fan 6 is arranged under the first dustproof net 5, a tripod 7 is arranged at the bottom of the base 3, and a hinge 8 is arranged on the left side of the box body 1, and the hinge The other end of 8 is connected with a box door 9 , a control panel 10 is arranged on the surface of the box door 9 , and a handle 11 is arranged below the control panel 10 .

The base 3 forms a dustproof structure between the first dustproof net 5 and the cooling fan 6, and the base 3 and the cooling fan 6 are fixedly connected, and the base 3 passes through the first dustproof net 5 and the cooling fan 6. The dust structure is beneficial to the first dust net 5 to block the dust brought in when the cooling fan 6 rotates, and to improve the service life of the electrical components.

Both sides of the box body 1 are provided with ventilation fans 12, and the outer ends of the ventilation fans 12 are fixed with a second dustproof net 13. The box body 1 forms a ventilation structure through the ventilation fan 12 and the second dustproof net 13, and the ventilation fan 12 is symmetrically distributed about the vertical centerline of the box body 1, and the ventilation fan 12 and the second dust filter 13 are distributed symmetrically about the vertical centerline of the box body 1. It is beneficial to form an air duct to continuously cool down the internal electrical components.

The box body 1 is provided with a heat dissipation and heat conduction sheet 14, and the bottom of the heat dissipation and heat conduction sheet 14 is connected with a copper heat conduction pipe 15. The box body 1 forms a heat dissipation structure between the heat dissipation heat conduction sheet 14 and the copper heat conduction pipe 15, and the copper heat conduction pipe 15 is connected to the heat dissipation structure. The heat-dissipating heat-conducting fins 14 are fixedly connected, and the heat-dissipating heat-dissipating heat-conducting fins 14 and the copper heat-conducting pipe 15 have good heat-conducting capacity. It is beneficial to improve the service life of electrical components.

The heat dissipation box 2 is arranged on the outside of the copper heat conduction pipe 15, and the top of the heat dissipation box 2 is fixed with a liquid inlet 16, the bottom of the liquid inlet 16 is provided with a condensation pipe 17, and the bottom of the condensation pipe 17 is connected with a liquid outlet 18, and the outside of the heat dissipation box 2 A fan 19 is provided, and the other end of the fan 19 is provided with a third heat dissipation net 20. The center line of the condensing pipe 17 coincides with the center line of the heat dissipation box 2, and the condensing pipe 17 is in a return-shaped structure. The built-in condensing pipe of the heat dissipation box 2 17 is in a return-shaped structure, which is beneficial to improve the heat dissipation effect, and the cooling liquid inside can achieve rapid cooling under the operation of the fan 19 .

Working principle: When using the heat dissipation device of the electromechanical control cabinet, firstly, through the control button in the control panel 10, turn on the cooling fan 6 under the inner groove 4 of the base 3. Dust, the first dust net 5 set at the groove 4 will prevent the cooling fan 6 from raising dust during operation, which is beneficial to protect the internal electrical components, and then the ventilation fan 12 is turned on through the control button in the control panel 10. The fan 12 is set to the left air inlet and the right air outlet, which is conducive to forming an air duct inside to continuously cool the internal electrical components and improving the cooling effect. When it rains, the rainwater will not enter the interior through the second dust-proof net 13, which will damage the internal electrical components. When the control cabinet is working, a large amount of heat is generated, and the heat is transferred to the heat sink through the heat dissipation heat conduction sheet 14 and the copper heat conduction pipe 15. 2, the fan 19 is further turned on, and the fan 19 cools the cooling liquid in the condensing pipe 17 inside the cooling box 2 by blowing air. The heat dissipation effect completes the heat dissipation and cooling of the electromechanical control cabinet.

Taking the above ideal embodiment according to the present invention as inspiration, through the above description, relevant staff can make various changes and modifications without departing from the technical idea of the present invention. The technical scope of the present utility model is not limited to the content in the description, and its technical scope must be determined according to the scope of the claims.

Claims (7)

1. The utility model provides a heat abstractor of electromechanical control cabinet, includes box (1), box (1) bottom be fixed with base (3), base (3) below is fixed with foot rest (7) that are used for supporting base (3), box (1) inside be fixed with the support that is used for installing electrical components, its characterized in that: the top of the base (3) is provided with a groove (4), the bottom of the box body (1) is provided with an opening, and the opening is matched and fixed with the groove (4); a heat radiation fan (6) is arranged in the base (3) corresponding to the opening, and a first dust screen (5) is arranged on the surface of the base (3) corresponding to the upper part of the heat radiation fan (6); the front side of the box body (1) is rotatably connected with a box door (9), ventilation fans (12) are fixed on the inner wall of the box body (1) corresponding to the two sides of the box door (9), the blowing wind directions of the ventilation fans (12) on the two sides are the same, and the position of the inner wall of the box body (1) corresponding to the ventilation fans (12) is hollowed and provided with a second dust screen (13); box (1) in still be fixed with a plurality of heat dissipation conducting strips (14), heat dissipation conducting strip (14) be connected with the support laminating, heat dissipation conducting strip (14) bottom be connected with copper heat pipe (15), copper heat pipe (15) outer wall contact be connected with heat dissipation case (2), heat dissipation case (2) in be equipped with condensation duct (17), condensation duct (17) top stretch out heat dissipation case (2) and have inlet (16), the bottom stretches out heat dissipation case (2) and has liquid outlet (18), heat dissipation case (2) and correspond and still be equipped with fan (19) between side box (1) inner wall, should correspond on side box (1) inner wall that fan position goes out still fretwork and be equipped with third radiator-grid (20).

2. The heat dissipating device of an electromechanical control cabinet according to claim 1, wherein: the shape and the size of the inner opening of the groove (4) are matched with the shape and the size of the outer opening of the bottom of the box body (1), and the groove (4) is positioned at the center of the base (3).

3. The heat dissipating device of an electromechanical control cabinet according to claim 1, wherein: the refrigerator is characterized in that the refrigerator body (1) is hinged to the refrigerator door (9) through a hinge (8), the surface of the refrigerator door (9) is provided with an operation panel (10), and a handle (11) is arranged below the surface of the refrigerator door (9) corresponding to the operation panel (10).

4. The heat dissipating device of an electromechanical control cabinet according to claim 1, wherein: the ventilating fans (12) on the two sides of the box body (1) are symmetrically distributed on the two sides of the vertical central line of the box body (1).

5. The heat dissipating device of an electromechanical control cabinet according to claim 1, wherein: the heat dissipation heat conduction fins (14) are of a fin type structure with a hollow interior, the heat dissipation heat conduction fins (14) are vertically fixed in the box body (1) at equal intervals, the copper heat conduction pipes (15) are fixed on the lateral outer walls of the heat dissipation heat conduction fins (14) close to one side of the box body (1), and the heat dissipation box (2) is fixedly connected with the outer walls of the copper heat conduction pipes (15).

6. The heat dissipating device of an electromechanical control cabinet according to claim 1, wherein: the central line of the condensation pipeline (17) coincides with the central line of the heat dissipation box (2), and the condensation pipeline (17) is of a clip structure.

7. The heat dissipating device of an electromechanical control cabinet according to claim 1, wherein: the second dust screen (13) is a shutter type dust screen.

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