CN218449078U

CN218449078U - Active cooling device for electrical control cabinet

Info

Publication number: CN218449078U
Application number: CN202221498153.XU
Authority: CN
Inventors: 程足涛
Original assignee: Qingdao Hongxunda Electric Co ltd
Current assignee: Qingdao Hongxunda Electric Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2023-02-03
Anticipated expiration: 2032-06-15

Abstract

The utility model relates to an electrical control cabinet technical field discloses an electrical control cabinet is with initiative heat sink, include: the cabinet body, the rear end surface of the cabinet body inlays and is equipped with the absorber plate, the heat conduction subsides have been laid to the one end outer wall that the absorber plate is close to the cabinet body, the cavity has been seted up to the inside of absorber plate, the heat pipe has been laid to the inside of cavity, the both ends of heat pipe all are connected with the screwed pipe, and the screwed pipe runs through to one side outer wall of absorber plate. This initiative heat sink for electrical control cabinet is provided with pipette and back flow, make the coolant liquid in the heat-conducting pipe can the circulation flow, the heat to the internal of cabinet that lasts absorbs to disperse the heat through heat radiation fins and fan, the area of contact of more ordinary heating panel of fin formula and outside air is bigger, cooperation fan increase air flow rate, the radiating efficiency is higher, can prevent effectively that the internal electrical equipment of cabinet from being down the trouble because of overheated at the during operation.

Description

Active cooling device for electrical control cabinet

Technical Field

The utility model relates to an electrical control cabinet technical field specifically is an electrical control cabinet is with initiative heat sink.

Background

The electrical control cabinet is convenient to overhaul, has small safety influence on workers and peripheral production equipment, can provide a protection function when internal electrical equipment works, reduces the influence of an external environment on the electrical equipment, and provides a cooling function according to the requirement of the electrical equipment on the temperature in a working environment.

The electric control cabinet in the market is with initiative heat sink when using:

1. the existing electric control cabinet is inconvenient for users to adjust the heat dissipation efficiency;

2. the existing electric control cabinet is inconvenient to block dust outside the cabinet body;

3. when current electrical control cabinet heat pipe or absorber plate broke, be not convenient for carry out the pressure release to it to maintain the holistic stability of cooling structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an active cooling device for an electrical control cabinet, which solves the problem that the prior electrical control cabinet proposed in the background art is inconvenient for a user to adjust the heat dissipation efficiency; the existing electric control cabinet is inconvenient to block dust outside the cabinet body; when current electrical control cabinet heat pipe or absorber plate broke, be not convenient for carry out the pressure release to it to maintain the problem of the holistic stability of cooling structure.

In order to achieve the above object, the utility model provides a following technical scheme: an active cooling device for an electrical control cabinet, comprising:

the heat absorption cabinet comprises a cabinet body, wherein a heat absorption plate is embedded in the surface of the rear end of the cabinet body, a heat conduction paste is paved on the outer wall of one end, close to the cabinet body, of the heat absorption plate, a cavity is formed in the heat absorption plate, a heat conduction pipe is paved in the cavity, two ends of the heat conduction pipe are connected with spiral pipes, and the spiral pipes penetrate through the outer wall of one side of the heat absorption plate;

the heat absorption plate comprises a heat absorption plate, a liquid suction pipe, a fan, a return pipe, a liquid suction pipe and a liquid outlet pipe, wherein the liquid suction pipe is connected to the outer wall of one end of the heat absorption plate through a spiral pipe, the other end of the liquid suction pipe is connected with the bent pipe, the outer wall of the bent pipe is fixed with heat dissipation fins, the fan is installed on the outer wall of one side of the heat dissipation fins through a bolt, the other end of the bent pipe is connected with the return pipe, the liquid pump is assembled in the middle of the return pipe, and the other end of the return pipe is connected to the outer wall of the heat absorption plate through a spiral pipe.

Preferably, the structure of the heat conduction pipe is an S-shaped structure, the liquid suction pipe is in communication connection with the return pipe through the spiral pipe and the heat conduction pipe, and the return pipe is in communication connection with the liquid suction pipe through the liquid pump and the bent pipe.

Preferably, the heat dissipation fins are uniformly distributed along the outer wall of the elbow at equal intervals, and a detachable structure is formed between the fan and the heat dissipation fins.

Preferably, the cabinet body is further provided with:

the ventilation grid is arranged on the outer wall of the upper end of the cabinet body, and a filter screen is laid at the opening of the ventilation grid.

Preferably, the bars of taking a breath are equidistance evenly distributed along the upper end outer wall of the cabinet body, and just the bars of taking a breath pass through to constitute between filter screen and the cabinet body to be connected.

Preferably, the heat conductive pipe is further provided with:

the pressure release pipe, it is connected heat pipe lower extreme one side outer wall, and the pressure release pipe runs through to one side outer wall of absorber plate, the opening part of pressure release pipe settles and has the apron, the apron is fixed with the rubber buffer with the junction of pressure release pipe.

Preferably, the cover plate forms a sealing structure through the rubber plug and the pressure relief pipe and the heat conduction pipe, and the heat conduction pipe is communicated with the pressure relief pipe.

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

1. this initiative heat sink for electrical control cabinet is provided with pipette and back flow, make the coolant liquid in the heat-conducting pipe can the circulation flow, the heat to the internal of cabinet that lasts absorbs to disperse the heat through heat radiation fins and fan, the area of contact of more ordinary heating panel of fin formula and outside air is bigger, cooperation fan increase air flow rate, the radiating efficiency is higher, can prevent effectively that the internal electrical equipment of cabinet from being down the trouble because of overheated at the during operation.

2. The bars of taking a breath that set up are arranged in supplementary absorber plate and heat conduction paste to the heat that the work of the internal electrical equipment of cabinet produced and disperse, and the bars of taking a breath of seting up on the top of the cabinet body can make the lighter hot-air loss of quality to external environment in, reduce the internal temperature of cabinet, and through the filtering action of filter screen, can reduce external dust impurity and enter into the cabinet body in, prevent that the deposition from influencing the radiating efficiency.

3. The pressure release pipe that sets up is used for liquid in the heat-conducting pipe to be heated excessive expansion, when probably leading to heat pipe or absorber plate to break, carries out the pressure release through discharge portion liquid, maintains the overall stability of cooling structure, stability when improving the cooling structure operation.

Drawings

FIG. 1 is a schematic view of the structure of the cabinet body cooling device in a front view in an installation state;

FIG. 2 is a partial sectional view of the heat absorbing plate of the present invention;

FIG. 3 is a structural schematic view of the cabinet and the cooling device in a disassembled state;

fig. 4 is an enlarged schematic structural view of a in fig. 2 according to the present invention.

In the figure: 1. a cabinet body; 2. a heat absorbing plate; 3. heat conducting paste; 4. a cavity; 5. a heat conducting pipe; 6. a solenoid; 7. a pipette; 8. bending the pipe; 9. a return pipe; 10. a liquid pump; 11. Heat dissipation fins; 12. a fan; 13. a ventilation grid; 14. filtering with a screen; 15. a pressure relief pipe; 16. A cover plate; 17. and a rubber plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The present invention provides an active cooling device for an electrical control cabinet through improvement, please refer to fig. 1-2, including: the heat absorption cabinet comprises a cabinet body 1, wherein a heat absorption plate 2 is embedded on the surface of the rear end of the cabinet body 1, a heat conduction paste 3 is laid on the outer wall of one end, close to the cabinet body 1, of the heat absorption plate 2, and the heat conduction paste 3 is used for increasing the heat conduction efficiency of the heat absorption plate 2 and electrical equipment in the cabinet body 1, so that the heat absorption plate 2 can absorb heat and transmit the heat to cooling liquid in a heat conduction pipe 5; a cavity 4 is formed in the heat absorbing plate 2, a heat conducting pipe 5 is laid in the cavity 4, the heat conducting pipe 5 is of an S-shaped structure, two ends of the heat conducting pipe 5 are connected with spiral pipes 6, and the spiral pipes 6 penetrate through the outer wall of one side of the heat absorbing plate 2; the bars 13 of taking a breath has been seted up to the upper end outer wall of the cabinet body 1, the bars 13 of taking a breath is equidistance evenly distributed along the upper end outer wall of the cabinet body 1, filter screen 14 has been laid to the opening part of the bars 13 of taking a breath, and bars 13 of taking a breath pass through filter screen 14 and cabinet body 1 between constitute the intercommunication be connected, the bars 13 of taking a breath that set up are used for supplementary absorber plate 2 and heat conduction paste 3 and dispel the heat that the electric installation work produced in the cabinet body 1, the bars 13 of taking a breath that the cabinet body 1 top was seted up can make the lighter hot-air loss of quality to external environment, reduce the internal temperature of cabinet body 1, and the filtering action through filter screen 14, can reduce external dust impurity and enter into the cabinet body 1, prevent that the deposition from influencing the radiating efficiency.

Referring to fig. 1 and 3, an active cooling device for an electrical control cabinet includes: the liquid suction pipe 7 is connected to the outer wall of one end of the heat absorption plate 2 through a spiral pipe 6, the other end of the liquid suction pipe 7 is connected with a bent pipe 8, heat dissipation fins 11 are fixed to the outer wall of the bent pipe 8, the heat dissipation fins 11 are evenly distributed along the outer wall of the bent pipe 8 at equal intervals, a fan 12 is installed on the outer wall of one side of each heat dissipation fin 11 through a bolt, a detachable structure is formed between the fan 12 and the heat dissipation fins 11, the arranged heat dissipation fins 11 and the fan 12 are used for dissipating heat absorbed by high-heat liquid pumped by the liquid pump 10 from the heat conduction pipe 5 into the external environment, the contact area of the fin type heat dissipation structure with the external air is larger than that of a common heat dissipation plate, the air flow rate is increased by matching with the fan 12, and the heat dissipation efficiency is higher; the other end of return bend 8 is connected with back flow 9, and pipette 7 constitutes the intercommunication through between screwed pipe 6 and heat pipe 5 and the back flow 9 and is connected, and back flow 9 passes through and constitutes the intercommunication between liquid pump 10 and return bend 8 and the pipette 7 and is connected, the middle part of back flow 9 is equipped with liquid pump 10, and the other end of back flow 9 passes through screwed pipe 6 and connects the outer wall at absorber plate 2, the pipette 7 and the back flow 9 cooperation that set up make the coolant liquid can the circulation flow, the heat to the cabinet body 1 that lasts absorbs, and disperse through heat radiation fins 11 and fan 12, the heat absorbs and radiates efficiency than fixed heat radiation structure higher, can prevent effectively that the electrical equipment in the cabinet body 1 from being because of overheated machine fault that delays at the during operation.

Referring to fig. 4, an active cooling device for an electrical control cabinet includes: pressure release pipe 15, it is connected at heat pipe 5 lower extreme one side outer wall, and pressure release pipe 15 runs through to one side outer wall of absorber plate 2, and constitute the intercommunication between heat pipe 5 and the pressure release pipe 15 and be connected, the opening part of pressure release pipe 15 settles there is apron 16, the junction of apron 16 and pressure release pipe 15 is fixed with rubber buffer 17, apron 16 passes through rubber buffer 17 and constitutes seal structure between pressure release pipe 15 and the heat pipe 5, the pressure release pipe 15 that sets up is used for the excessive inflation of liquid heating in heat pipe 5, when probably leading to heat pipe 5 or absorber plate 2 to break, carry out the pressure release through the partial liquid of discharging, maintain the overall stability of cooling structure, stability when improving cooling structure operation.

The working principle is as follows: for this kind of active cooling device for electrical control cabinet, at first connect pipette 7 and back flow 9 with heat pipe 5 installed in heat absorbing plate 2 through solenoid 6, heat pipe 5 is fixed in cavity 4 set up in heat absorbing plate 2, heat absorbing plate 2 keeps stable when making the coolant liquid flow in heat pipe 5, it is difficult to rock on the external wall of cabinet body 1 rear end and influence the stability of cabinet body 1, and heat absorbing plate 2 contacts with the electrical equipment inside cabinet body 1 through the heat conduction subsides 3 laid, the heat absorption efficiency is higher, when the electrical equipment starts in the cabinet body 1, the staff can start liquid pump 10 simultaneously, then liquid pump 10 drives the coolant liquid at pipette 5, pipette 7, return bend 8 and back flow 9 to circulate, after the coolant liquid absorbs the heat that the electrical equipment work produced at heat pipe 5, flow from 7 to return bend 8 through the drive of liquid pump 10, and disperse the heat to the external environment through fixed heat dissipation fin 11 on the outer wall of return bend 8 and fan 12 accelerating air velocity of air flow out heat dissipation to heat pipe 8, realize the active cooling function, and the surface area is higher than the heat dissipation plate structure is larger than the heat sink fin 11 and the heat sink and prevent the cover plate 13 and the heat drain down of the internal cooling equipment from entering the external cooling device and the external cooling liquid and prevent the cooling device 1 from entering the external heat exchange device and the cooling device and prevent the dust from entering through the effective heat sink 15 laid, the cooling device 1 and prevent the external cooling device from entering the external expansion screen 17 laid, the external connection of cooling device.

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. The utility model provides an electrical control cabinet is with initiative heat sink which characterized in that includes:

the heat absorption cabinet comprises a cabinet body (1), wherein a heat absorption plate (2) is embedded in the surface of the rear end of the cabinet body (1), a heat conduction paste (3) is paved on the outer wall of one end, close to the cabinet body (1), of the heat absorption plate (2), a cavity (4) is formed in the heat absorption plate (2), a heat conduction pipe (5) is paved in the cavity (4), two ends of the heat conduction pipe (5) are connected with spiral pipes (6), and the spiral pipes (6) penetrate through the outer wall of one side of the heat absorption plate (2);

pipette (7), it connects through solenoid (6) the one end outer wall of absorber plate (2), the other end of pipette (7) is connected with return bend (8), the outer wall of return bend (8) is fixed with heat radiation fins (11), fan (12) are installed through the bolt to one side outer wall of heat radiation fins (11), the other end of return bend (8) is connected with back flow (9), the middle part of back flow (9) is equipped with liquid pump (10), and the other end of back flow (9) passes through solenoid (6) and connects the outer wall at absorber plate (2).

2. The active cooling device for an electrical control cabinet according to claim 1, wherein: the structure of the heat conduction pipe (5) is an S-shaped structure, the liquid suction pipe (7) is communicated and connected with the return pipe (9) through the spiral pipe (6) and the heat conduction pipe (5), and the return pipe (9) is communicated and connected with the liquid suction pipe (7) through the liquid pump (10) and the bent pipe (8).

3. The active cooling device for an electrical control cabinet according to claim 1, wherein: the heat dissipation fins (11) are uniformly distributed along the outer wall of the elbow pipe (8) at equal intervals, and a detachable structure is formed between the fan (12) and the heat dissipation fins (11).

4. The active cooling device for an electrical control cabinet according to claim 1, wherein: the cabinet body (1) is also provided with:

the ventilation grid (13) is arranged on the outer wall of the upper end of the cabinet body (1), and a filter screen (14) is laid at the opening of the ventilation grid (13).

5. The active cooling device for an electrical control cabinet according to claim 4, wherein: the ventilation grid (13) is evenly distributed along the outer wall of the upper end of the cabinet body (1) at equal intervals, and the ventilation grid (13) is communicated and connected with the cabinet body (1) through a filter screen (14).

6. The active cooling device for an electrical control cabinet according to claim 1, wherein: the heat conduction pipe (5) is further provided with:

pressure release pipe (15), it is connected heat pipe (5) lower extreme one side outer wall, and pressure release pipe (15) run through to one side outer wall of absorber plate (2), the opening part of pressure release pipe (15) settles and has apron (16), the junction of apron (16) and pressure release pipe (15) is fixed with rubber buffer (17).

7. The active cooling device for an electrical control cabinet according to claim 6, wherein: the cover plate (16) forms a sealing structure between the rubber plug (17) and the pressure relief pipe (15) and the heat conduction pipe (5), and the heat conduction pipe (5) is communicated with the pressure relief pipe (15).