CN212323532U

CN212323532U - Power distribution device with good heat dissipation performance

Info

Publication number: CN212323532U
Application number: CN202020951150.1U
Authority: CN
Inventors: 蔡志海
Original assignee: Zhejiang Jinlin Electric Technology Co ltd
Current assignee: Zhejiang Jinlin Electric Technology Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-08
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a distribution device that heat dispersion is good, it includes box and water-cooling tank, the box is located the side of water-cooling tank, be equipped with temperature sensor in the box, one side of box articulates there is preceding door plant, the opposite side of box is equipped with U type frame, the open end of U type frame and the lateral wall fixed connection of box, be equipped with the louvre on the bottom panel of U type frame, be equipped with radiator unit in the louvre, radiator unit's one end contacts and is located U type frame with the lateral wall of box, radiator unit's the other end runs through the louvre and is located outside the U type frame, radiator unit is located the outer one end of U type frame and runs through the water-cooling tank, and be equipped with the corresponding cold wind mouth of a plurality of and box lateral wall, radiator unit runs through behind the. The utility model has the advantages that: the interior and exterior of the power distribution cabinet body are cooled simultaneously, so that the cooling time is greatly shortened, and the heat dissipation efficiency is improved.

Description

Power distribution device with good heat dissipation performance

Technical Field

The utility model belongs to the technical field of the relevant technique of switch board and specifically relates to indicate a distribution device that heat dispersion is good.

Background

The distribution box can be reasonable in distribution of electric energy, and the opening and closing operation of the circuit is convenient. During various electric power in the block terminal, produce the heat in the block terminal, if the heat is not in time discharged, especially under the environment of high temperature very much or under the long-time operating condition of block terminal, the temperature in the block terminal can reach very high degree, and current block terminal often does not possess effectual heat dissipation function to influence the normal operating of box inner circuit component, can cause the conflagration even, cause certain threat to personal safety.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome not enough that possesses effectual heat dissipation function in the block terminal among the prior art, provide a distribution device that heat dispersion is good with effectual heat dissipation function.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a distribution device that heat dispersion is good, it includes box and water-cooling tank, the box is located the side of water-cooling tank, be equipped with temperature sensor in the box, one side of box articulates there is preceding door plant, the opposite side of box is equipped with U type frame, the open end of U type frame and the lateral wall fixed connection of box, be equipped with the louvre on the bottom panel of U type frame, be equipped with radiator unit in the louvre, radiator unit's one end contacts and is located U type frame with the lateral wall of box, radiator unit's the other end runs through the louvre and is located outside the U type frame, radiator unit is located the outer one end of U type frame and runs through the water-cooling tank, and is equipped with the corresponding cold wind mouth of a plurality of and box lateral wall, radiator unit runs through behind the water-cooling tank and is.

The box is located the side of water-cooling tank, be equipped with temperature sensor in the box, one side of box articulates there is preceding door plant, the opposite side of box is equipped with U type frame, the open end of U type frame and the lateral wall fixed connection of box, be equipped with the louvre on the bottom panel of U type frame, be equipped with radiator unit in the louvre, radiator unit's one end contacts and is located U type frame with the lateral wall of box, radiator unit's the other end runs through the louvre and is located outside the box, radiator unit is located the outer one end of box and runs through the water-cooling tank, and be equipped with the cold wind mouth corresponding with the box lateral wall of a plurality of, radiator unit runs through behind the water. The temperature sensor senses the temperature in the box body, when the temperature exceeds a set value, the temperature sensor sends a signal to the control system, and the control system controls the heat dissipation assembly to absorb the heat in the box body so as to reduce the heat in the box body; meanwhile, as part of heat can be conducted to the side wall of the box body, air flow which absorbs heat in the radiating assembly is cooled by water in the water cooling box and blown to the outer side wall of the box body through the cold air port, so that the heat of the outer side wall of the box body is reduced, and the purpose of an effective radiating function is achieved.

As preferred, radiator unit includes refrigeration piece and cooling fan, the refrigeration piece is located U type frame, one side of refrigeration piece contacts with the lateral wall of box, the opposite side of refrigeration piece is connected with the hot link board, one side and the refrigeration piece fixed connection of hot link board, the opposite side of hot link board is equipped with a plurality of evenly distributed's fin, the fin is located the radiating hole, the cooling fan can be dismantled with the bottom panel of U type frame and be connected and be located outside the U type frame, be equipped with air intake and the air outlet corresponding with the louvre position on the cooling fan, be equipped with the tuber pipe subassembly on the air outlet, the one end and the air outlet of tuber pipe subassembly can be dismantled and be connected, the cold wind mouth distributes on the tuber pipe subassembly, the other end of tuber pipe subassembly is linked. The high temperature in the box body is transmitted to the outer side wall of the box body, the refrigerating sheets absorb the heat on the outer side wall of the box body and transmit the heat to the fins through the heat-radiating connecting plate, and the heat on the fins is output by the heat-radiating fan through the air pipe assembly so as to reduce the temperature in the box body and on the outer side wall of the box body; the air pipe assembly penetrates through the water cooling tank, and the water cooling tank absorbs heat in the air pipe assembly so as to reduce heat of air flow in the air pipe assembly to form cold air, and finally the cold air is blown to the outer side wall of the box body through the cold air port to cool the outer side wall of the box body; the fins are beneficial to increasing the heat dissipation area, so that the heat dissipation fan is more beneficial to quickly and efficiently collecting heat, and the heat dissipation efficiency is improved; the utility model discloses an inside and outside cooling down of switch board simultaneously has shortened the cooling time greatly, can obtain timely heat dissipation to the high temperature that produces in the twinkling of an eye in the box to more be favorable to in time that the protection circuit component does not receive the harm, improved the radiating effect greatly.

Preferably, the refrigeration piece comprises a refrigeration surface and a heat dissipation surface, the refrigeration surface is located on one side of the refrigeration piece, the heat dissipation surface is located on the other side corresponding to the refrigeration piece, heat-conducting silicone grease is coated on the refrigeration surface and the heat dissipation surface of the refrigeration piece, the refrigeration surface of the refrigeration piece is in contact with the outer side wall of the box body through the heat-conducting silicone grease, and the heat dissipation surface of the refrigeration piece is connected with the heat dissipation connecting plate through the heat-conducting silicone grease. The outer side wall of the box body collects heat emitted from the interior of the box body and conducts the heat to the refrigerating surface through the heat-conducting silicone grease, and the heat radiating surface conducts the heat to the fins on the heat-radiating connecting plate through the heat-conducting silicone grease; the heat-conducting silicone grease is beneficial to improving the heat conduction efficiency, thereby improving the cooling effect.

Preferably, the air outlet of the cooling fan is provided with a cooling medium plate matched with the cooling fan, the cooling medium plate is provided with a plurality of through holes, the air outlet of the cooling fan is communicated with the inside of the air pipe assembly through the plurality of through holes, a cooling medium pipe is arranged in the cooling medium plate, and the cooling medium pipe is distributed in the cooling medium plate in an S-shaped curve mode. The refrigerant plate carries out extremely fast cooling with the heat that cooling fan carried and come to through-hole output, improved cooling efficiency greatly.

Preferably, the box body is composed of a top plate, a bottom plate, a rear mounting plate and two side plates, the U-shaped frame is located at the center of the rear mounting plate, one side of the front door plate is hinged with one side plate, the other side of the front door plate is provided with a lock catch, and the front door plate is connected with the other side plate through the lock catch. The design of the front door plate is beneficial to the maintenance operation of workers.

Preferably, the refrigerating surface of the refrigerating plate is in contact with the center of the rear mounting plate through heat-conducting silicone grease. Because the inside heat of box can be conducted roof, bottom plate, curb plate, preceding door plant and back mounting panel on, the heat in order to reduce the back mounting panel on the back mounting panel is absorbed to the refrigeration piece, and high heat department can be to low heat department conduction, and roof, bottom plate, curb plate and preceding door plant absorbed heat conduct on the back mounting panel to be favorable to absorbing the inside heat of box simultaneously, reduce the heat of box lateral wall.

As preferred, the tuber pipe subassembly includes the main tuber pipe, interior cooling tube and two outer cooling tubes, the one end of main tuber pipe can be dismantled with radiator fan's air outlet and be connected, the air outlet is linked together through a plurality of through-hole on the refrigerant board and the inside of main tuber pipe, the other end of main tuber pipe is equipped with the cross connection valve, the one end of interior cooling tube is passed through the cross connection valve and can be dismantled with the main tuber pipe and be connected, the other end of interior cooling tube runs through one of them curb plate and is linked together with the box is inside, the central axis that two outer cooling tubes used the louvre is upper and lower symmetric distribution as the center, the one end of outer cooling tube is passed through the cross connection valve and can be dismantled with the main tuber pipe and be connected, the cold wind mouth distributes on. The air current after the cooling of refrigerant board passes through the cross connection valve on the main air pipe, carries to the box inside through interior cooling tube and cools down, and the air current after will cooling down is blown to the lateral wall of box through the cold wind mouth on the outer cooling tube simultaneously, cools down simultaneously inside and outside the switch board, has shortened the cooling time greatly.

Preferably, the part of the outer heat dissipation pipe penetrating through the box body is distributed in the rear mounting plate in an S-shaped curve. The refrigeration surface of the refrigeration piece is connected with the central position of the rear mounting plate through the heat-conducting silicone grease, the refrigeration surface is mainly used for collecting heat at the central position of the rear mounting plate, certain time is needed for the heat at the top and the bottom of the rear mounting plate to be conducted to the central position, and the heat conduction of the rear mounting plate is not timely enough, so that air flow cooled by the refrigerant plate is connected with the outer heat dissipation pipe through the four-way connection valve on the main air pipe, the top and the bottom of the rear mounting plate are directly cooled firstly, the interior and the outer side wall of the box body are cooled, the heat at the top and the bottom of the rear mounting plate is prevented from being conducted to the central position for heat dissipation; then the outer cooling tube cools down the cooling back to its inside air current once more through the water-cooling case, blows to the box lateral wall through the cold wind mouth, cools down the box lateral wall, has improved cooling efficiency and cooling effect greatly.

Preferably, the part of the outer radiating pipe penetrating through the water cooling tank is spirally distributed in the water cooling tank. The cooling time of the air flow is prolonged, and the cooling effect is improved.

Preferably, the front door panel is provided with an air outlet, and the air outlet is provided with a rain cover corresponding to the air outlet. The air exit is favorable to being used for the inside radiating air current of box to flow out, and rain-proof cover can prevent effectively that the rainwater from inside the interior infiltration switch board box of air exit simultaneously, influences circuit element's normal operating.

The utility model has the advantages that: the temperature inside and outside the box body of the power distribution cabinet is simultaneously reduced, so that the temperature reduction time is greatly shortened, and the heat generated in the box body instantly can be dissipated in time, thereby being more beneficial to protecting circuit elements from being damaged in time and greatly improving the heat dissipation effect; the heat dissipation time is greatly shortened, and the heat dissipation efficiency is improved.

Drawings

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

FIG. 2 is a cross-sectional view A-A of FIG. 1;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure: 1. the refrigerator comprises a box body, 2 parts of a water cooling box, 3 parts of a front door panel, 4 parts of heat dissipation holes, 5 parts of a heat dissipation assembly, 6 parts of a cold air port, 7 parts of a refrigerating sheet, 8 parts of a heat dissipation fan, 9 parts of a rear mounting plate, 10 parts of a heat dissipation connecting plate, 11 parts of fins, 12 parts of an air pipe assembly, 13 parts of a refrigerant plate, 14 parts of a top plate, 15 parts of a bottom plate, 16 parts of a U-shaped frame, 17 parts of a side plate, 18 parts of a main air pipe, 19 parts of an inner heat dissipation pipe, 20 parts of an outer heat dissipation pipe, 21 parts of.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1, the power distribution device with good heat dissipation performance comprises a box body 1 and a water cooling box 2, wherein the box body 1 is positioned on the side surface of the water cooling box 2, a temperature sensor is arranged in the box body 1, as shown in fig. 2, a front door 3 is hinged on one side of the box 1, a U-shaped frame 16 is arranged on the other side of the box 1, the open end of the U-shaped frame 16 is fixedly connected with the outer side wall of the box 1, a heat dissipation hole 4 is arranged on the bottom panel of the U-shaped frame 16, a heat dissipation component 5 is arranged in the heat dissipation hole 4, one end of the heat dissipation component 5 is in contact with the outer side wall of the box 1 and is positioned in the U-shaped frame 16, the other end of the heat dissipation component 5 penetrates through the heat dissipation hole 4 and is positioned outside the U-shaped frame 16, as shown in fig. 1, one end of the heat, and a plurality of cold air ports 6 corresponding to the outer side wall of the box body 1 are arranged, and the radiating component 5 penetrates through the water cooling box 2 and then is communicated with the plurality of cold air ports 6.

As shown in fig. 3, the heat dissipation assembly 5 includes a refrigeration sheet 7 and a heat dissipation fan 8, the refrigeration sheet 7 is located in a U-shaped frame 16, one side of the refrigeration sheet 7 contacts with the outer sidewall of the box body 1, the other side of the refrigeration sheet 7 is connected with a heat dissipation connecting plate 10, one side of the heat dissipation connecting plate 10 is fixedly connected with the refrigeration sheet 7, the other side of the heat dissipation connecting plate 10 is provided with a plurality of evenly distributed fins 11, the fins 11 are located in heat dissipation holes 4, the heat dissipation fan 8 is detachably connected with the bottom panel of the U-shaped frame 16 and located outside the U-shaped frame 16, the heat dissipation fan 8 is provided with an air inlet and an air outlet corresponding to the heat dissipation holes 4, as shown in fig. 1, one end of the air duct assembly 12 is detachably connected with the air outlet, the cold air vents 6 are distributed on the air duct assembly 12, and the other end of the air duct assembly 12 is communicated with the cold air vents 6 after penetrating through the water cooling tank 2.

As shown in fig. 3, the refrigerating plate 7 includes a refrigerating surface and a heat dissipating surface, the refrigerating surface is located on one side of the refrigerating plate 7, the heat dissipating surface is located on the other side corresponding to the refrigerating plate 7, the refrigerating surface and the heat dissipating surface of the refrigerating plate 7 are coated with heat-conducting silicone grease, the refrigerating surface of the refrigerating plate 7 is in contact with the outer side wall of the box body 1 through the heat-conducting silicone grease and is connected with the heat dissipating connecting plate 10 through the heat-conducting silicone grease. The air outlet of the cooling fan 8 is provided with a cooling medium plate 13 matched with the cooling medium plate 13, the cooling medium plate 13 is provided with a plurality of through holes, the air outlet of the cooling fan 8 is communicated with the inside of the air pipe assembly 12 through the plurality of through holes, a cooling medium pipe is arranged in the cooling medium plate 13, and the cooling medium pipe is distributed in the cooling medium plate 13 in an S-shaped curve mode.

As shown in fig. 1 and 2, the box body 1 is composed of a top plate 14, a bottom plate 15, a rear mounting plate 9 and two side plates 17, a U-shaped frame 16 is located at the center position of the rear mounting plate 9, one side of the front door plate 3 is hinged with one side plate 17, the other side of the front door plate 3 is provided with a lock catch, and the front door plate 3 is connected with the other side plate 17 through the lock catch.

As shown in fig. 2, the cooling surface of the cooling plate 7 is in contact with the center of the rear mounting plate 9 through heat-conducting silicone grease.

As shown in fig. 1, the air duct assembly 12 includes a primary air duct 18, interior cooling tube 19 and two outer cooling tubes 20, the one end of main tuber pipe 18 can be dismantled with radiator fan 8's air outlet and be connected, the air outlet is linked together with main tuber pipe 18's inside through a plurality of through-hole on refrigerant board 13, the other end of main tuber pipe 18 is equipped with four-way junction valve 21, the one end of interior cooling tube 19 is passed through four-way junction valve 21 and can be dismantled with main tuber pipe 18 and be connected, the other end of interior cooling tube 19 runs through one of them curb plate 17 and is linked together with box 1 is inside, two outer cooling tubes 20 use the central axis of louvre 4 to be the longitudinal symmetry distribution as the center, the one end of outer cooling tube 20 is passed through four-way junction valve 21 and can be dismantled with main tuber pipe 18 and be connected, cold wind mouth 6 distributes on outer cooling tube 20, the other end of outer cooling tube. The part of the outer heat dissipation pipe 20 penetrating through the box body 1 is distributed in the rear mounting plate 9 in an S-shaped curve. The part of the outer heat dissipation pipe 20 penetrating through the water cooling tank 2 is spirally distributed in the water cooling tank 2.

As shown in fig. 2, an air outlet is arranged on the front door panel 3, and a rain cover 22 corresponding to the air outlet is arranged on the air outlet.

The temperature sensor senses the temperature in the box body 1, when the temperature exceeds a set value, the temperature sensor sends a signal to the control system, and the control system controls the refrigerating sheet 7 to work. The heat in the box body 1 is conducted to the front door plate 3, the top plate 14, the bottom plate 15, the two side plates 17 and the rear mounting plate 9, the refrigerating sheet absorbs the heat on the rear mounting plate 9 to reduce the heat of the rear mounting plate 9, the high heat part can be conducted to the low heat part, the front door plate 3, the top plate 14, the bottom plate 15 and the side plates 17 absorb the heat in the box body 1 and then conduct the high heat to the cooled rear mounting plate 9, the heat collected at the center of the rear mounting plate 9 is conducted to the refrigerating surface through the heat-conducting silicone grease, the heat is conducted to the fins 11 on the heat-radiating connecting plate 10 through the heat-conducting silicone grease by the heat-radiating fan 8, the heat on the fins 11 is cooled through the refrigerant plate 13 at the air outlet by the air inlet, and the cooled air flow is connected with the inner radiating pipe 19 through the four-way connecting valve; meanwhile, the four-way connecting valve 21 on the main air pipe 18 is connected with the outer heat dissipation pipe 20, and the top and the bottom of the rear mounting plate 9 are directly cooled firstly, so that the cooling of the inner part and the outer side wall of the box body 1 is realized, and the heat dissipation time is greatly shortened; then, the outer heat dissipation pipe 20 cools the air flow inside the outer heat dissipation pipe again through the water cooling box 2 to form cold air, the cold air is blown to the outer side wall of the box body 1 through the cold air port 6, the outer side wall of the box body 1 is cooled, and the cooling efficiency and the cooling effect are greatly improved.

Claims

1. The power distribution device with good heat dissipation performance is characterized by comprising a box body (1) and a water cooling box (2), wherein the box body (1) is positioned on the side surface of the water cooling box (2), a temperature sensor is arranged in the box body (1), a front door plate (3) is hinged to one side of the box body (1), a U-shaped frame (16) is arranged on the other side of the box body (1), the open end of the U-shaped frame (16) is fixedly connected with the outer side wall of the box body (1), heat dissipation holes (4) are formed in a bottom panel of the U-shaped frame (16), heat dissipation assemblies (5) are arranged in the heat dissipation holes (4), one ends of the heat dissipation assemblies (5) are in contact with the outer side wall of the box body (1) and are positioned in the U-shaped frame (16), the other ends of the heat dissipation assemblies (5) penetrate through the heat dissipation holes (4) and are positioned outside the U-shaped frame (16), one ends of the heat dissipation, and a plurality of cold air ports (6) corresponding to the outer side wall of the box body (1) are arranged, and the radiating component (5) penetrates through the water cooling box (2) and then is communicated with the plurality of cold air ports (6).

2. The power distribution device with good heat dissipation performance according to claim 1, wherein the heat dissipation assembly (5) comprises a refrigeration sheet (7) and a heat dissipation fan (8), the refrigeration sheet (7) is located in a U-shaped frame (16), one side of the refrigeration sheet (7) is in contact with the outer side wall of the box body (1), the other side of the refrigeration sheet (7) is connected with a heat dissipation connecting plate (10), one side of the heat dissipation connecting plate (10) is fixedly connected with the refrigeration sheet (7), the other side of the heat dissipation connecting plate (10) is provided with a plurality of uniformly distributed fins (11), the fins (11) are located in the heat dissipation holes (4), the heat dissipation fan (8) is detachably connected with the bottom panel of the U-shaped frame (16) and located outside the U-shaped frame (16), and the heat dissipation fan (8) is provided with an air inlet and an air outlet corresponding to the positions of the heat dissipation holes (4), be equipped with tuber pipe subassembly (12) on the air outlet, the one end and the air outlet of tuber pipe subassembly (12) can be dismantled and be connected, cold wind mouth (6) distribute on tuber pipe subassembly (12), the other end of tuber pipe subassembly (12) is linked together with a plurality of cold wind mouth (6) after running through water-cooling box (2).

3. The power distribution device with good heat dissipation performance according to claim 2, wherein the refrigeration piece (7) comprises a refrigeration surface and a heat dissipation surface, the refrigeration surface is located on one side of the refrigeration piece (7), the heat dissipation surface is located on the other side corresponding to the refrigeration piece (7), the refrigeration surface and the heat dissipation surface of the refrigeration piece (7) are coated with heat-conducting silicone grease, the refrigeration surface of the refrigeration piece (7) is in contact with the outer side wall of the box body (1) through the heat-conducting silicone grease, and the heat dissipation surface of the refrigeration piece (7) is connected with the heat dissipation connecting plate (10) through the heat-conducting silicone grease.

4. The power distribution device with good heat dissipation performance according to claim 2 or 3, wherein the air outlet of the heat dissipation fan (8) is provided with a refrigerant plate (13) matched with the air outlet, the refrigerant plate (13) is provided with a plurality of through holes, the air outlet of the heat dissipation fan (8) is communicated with the inside of the air pipe assembly (12) through the plurality of through holes, refrigerant pipes are arranged in the refrigerant plate (13), and the refrigerant pipes are distributed in the refrigerant plate (13) in an S-shaped curve manner.

5. The power distribution device with good heat dissipation performance according to claim 2 or 3, wherein the box body (1) is composed of a top plate (14), a bottom plate (15), a rear mounting plate (9) and two side plates (17), the U-shaped frame (16) is located at the center of the rear mounting plate (9), one side of the front door panel (3) is hinged to one side plate (17), the other side of the front door panel (3) is provided with a lock catch, and the front door panel (3) is connected with the other side plate (17) through the lock catch.

6. The power distribution device with good heat dissipation performance as recited in claim 5, wherein the refrigerating surface of the refrigerating sheet (7) is in contact with the central position of the rear mounting plate (9) through heat-conducting silicone grease.

7. The power distribution device with good heat dissipation performance according to claim 5, wherein the air duct assembly (12) comprises a main air duct (18), an inner heat dissipation pipe (19) and two outer heat dissipation pipes (20), one end of the main air duct (18) is detachably connected with an air outlet of the heat dissipation fan (8), the air outlet is communicated with the inside of the main air duct (18) through a plurality of through holes on the refrigerant plate (13), a four-way connection valve (21) is arranged at the other end of the main air duct (18), one end of the inner heat dissipation pipe (19) is detachably connected with the main air duct (18) through the four-way connection valve (21), the other end of the inner heat dissipation pipe (19) penetrates through one side plate (17) to be communicated with the inside of the box body (1), the two outer heat dissipation pipes (20) are vertically and symmetrically distributed by taking the central axis of the heat dissipation holes (4) as the center, and one end of the outer heat dissipation pipe (20) is detachably connected with the main air duct ( The cold air ports (6) are distributed on the outer heat dissipation pipes (20), and the other ends of the outer heat dissipation pipes (20) penetrate through the box body (1) and the water cooling box (2) in sequence and are communicated with the cold air ports (6).

8. The power distribution device with good heat dissipation performance as recited in claim 7, wherein the part of the outer heat dissipation pipe (20) penetrating through the box body (1) is distributed in the rear mounting plate (9) in an S-shaped curve.

9. The power distribution device with good heat dissipation performance as recited in claim 7, wherein the part of the outer heat dissipation pipe (20) penetrating through the water cooling tank (2) is spirally distributed in the water cooling tank (2).

10. The power distribution device with good heat dissipation performance according to claim 1, wherein an air outlet is arranged on the front door panel (3), and a rain cover (22) corresponding to the air outlet is arranged on the air outlet.