DC cabin with multi-stage heat dissipation function

Abstract

The invention relates to a DC cabin with a multistage heat dissipation function, and belongs to the technical field of DC cabin heat dissipation, the DC cabin comprises a bottom plate, an outer cabin body, an inner cabin body, a supporting seat and a temperature detection controller, the top of the bottom plate is provided with a regional cooling heat dissipation structure, and the top of the bottom plate is provided with an overall cooling heat dissipation structure. According to the DC cabin with the multi-stage heat dissipation function, temperature detection processing is carried out on equipment in different areas in the inner cabin body through the four temperature detection controllers; cooling water is input into cooling plates in different areas under the action of a water body cooling box, a first circulating pump, a first communicating pipe, a cooling water input pipe, a first electric switch valve, a universal pipe, a first cooling pipe, a second cooling pipe and a second electric switch valve; and heat dissipation and cooling treatment is carried out on the equipment in the high-temperature area through the cooling plate, so that heat dissipation treatment is effectively carried out on the equipment in the inner cabin body.

Description

Technical Field

[0001] The invention relates to the technical field of DC cabin heat dissipation, and in particular to a DC cabin with a multi-stage heat dissipation function. Background Art

[0002] A DC cabin, or DC power cabin, is a specially designed enclosed space used to house DC power systems and related equipment, such as battery packs, chargers, inverters, controllers, etc. Its main function is to provide a safe operating environment for DC power equipment, ensure stable power supply to the system, and at the same time, through effective heat dissipation, protection, and monitoring measures, ensure long-term reliable operation of the equipment. DC cabins usually have dustproof, waterproof, anti-interference, and heat dissipation characteristics, and are widely used in communications, power, transportation, data centers, and other fields.

[0003] According to Chinese patent announcement number CN113300635B, a temperature difference power generation system for a fuel cell bus is disclosed, and the technical solution is; "The fuel cell engine is built in the rear cabin, and the windward outlet of the cooling fan in the rear cabin is connected to the external atmosphere through the shutters on it. The temperature difference power generation system includes: a phase change material, which is arranged on the side of the fuel cell engine facing the cooling fan outlet; and a plurality of thermoelectric devices electrically connected in series, whose cold end is connected to the phase change material, the hot end is connected to the heat sink, and the output end is connected to the DC / DC converter to supply power to the load of the fuel cell bus."

[0004] The interior of the DC cabin is cooled by a heat sink. Although it has a certain heat dissipation effect, the heat sink cannot quickly cool down the high temperature of local equipment, which can easily cause some equipment to be in a high temperature state continuously, affecting the service life of the equipment inside the DC cabin. Therefore, a DC cabin with multi-level heat dissipation function is proposed. Summary of the invention

[0005] In view of the shortcomings of the prior art, the present invention provides a DC cabin with multi-level heat dissipation function, which has the advantages of directional heat dissipation treatment according to the differences of heat-generating devices, and solves the problem that some equipment is easily kept in a high temperature state, affecting the service life of the equipment inside the DC cabin.

[0006] To achieve the above object, the present invention provides the following technical solution: A DC cabin with multi-stage heat dissipation function, comprising a bottom plate, an outer cabin body, an inner cabin body, a support seat and a temperature detection controller, the top of the bottom plate is provided with a regional cooling and heat dissipation structure, and the top of the bottom plate is provided with an overall cooling and heat dissipation structure;

[0007] The regional cooling and heat dissipation structure comprises a water cooling box fixedly mounted on the top outer wall of the bottom plate, a first circulation pump fixedly mounted on the top outer wall of the bottom plate, a first connecting pipe fixedly mounted between the first circulation pump and the water cooling box, a cooling water input pipe fixedly mounted on the output end of the first circulation pump, a universal pipe fixedly mounted on the side of the cooling water input pipe away from the first circulation pump, two first cooling pipes fixedly mounted on the outer peripheral wall of the universal pipe, two second cooling pipes fixedly mounted on the outer peripheral wall of the universal pipe, a second electric switch valve fixedly mounted on the outer peripheral walls of the first cooling pipe and the second cooling pipe, a cooling and cooling plate fixedly mounted on the side of the first cooling pipe and the second cooling pipe away from the universal pipe, a first return pipe fixedly mounted on the top outer wall of the two cooling and cooling plates at the bottom, a second return pipe fixedly mounted on the outer wall of the opposite side of the two cooling and cooling plates at the top, a water collecting tank fixedly mounted inside the inner cabin, a first circulation pipe fixedly mounted on the water inlet end of the water cooling box, and first electric switch valves fixedly mounted on the outer peripheral walls of the first circulation pipe and the cooling water input pipe;

[0008] The overall cooling and heat dissipation structure includes a normal temperature water tank fixedly installed on the top outer wall of the base plate, a second circulation pump fixedly installed on the top outer wall of the base plate, a second connecting pipe fixedly installed between the normal temperature water tank and the second circulation pump, a normal temperature water input pipe fixedly installed at the water outlet end of the second connecting pipe, a second circulation pipe fixedly installed between the top outer wall of the water collecting tank and the water inlet end of the normal temperature water tank, and third electric switching valves fixedly installed on the outer peripheral walls of the normal temperature water input pipe and the second circulation pipe.

[0009] Furthermore, a ventilation seat is fixedly installed on the bottom outer wall of the outer cabin body, a cooling fan is fixedly installed inside the ventilation seat, a first dustproof net is fixedly installed on the front and rear side walls of the ventilation seat, an air inlet is opened at the bottom of the outer cabin body, and the cooling fan is located directly below the air inlet.

[0010] Furthermore, the left and right side walls of the outer cabin and the inner cabin are both provided with vents, a second dustproof net is fixedly installed inside the vent of the outer cabin, and rainproof shutters are fixedly installed on the left and right outer walls of the outer cabin.

[0011] Furthermore, two fixing seats are fixedly mounted on the top outer wall of the outer cabin body, and the universal pipe is fixedly mounted inside the fixing seats.

[0012] Furthermore, the side of the normal temperature water input pipe away from the second circulation pump is fixedly installed on the outer peripheral wall of the universal pipe, and the side of the first circulation pipe away from the water cooling tank is fixedly installed on the top of the water collecting tank.

[0013] Furthermore, there are four temperature detection controllers and they are respectively located at the upper left, upper right, lower left and lower right inside the inner cabin, and the four cooling plates are attached to the inside of the inner cabin and are located at the upper left, upper right, lower left and lower right inside the inner cabin.

[0014] Furthermore, the outer walls of the two second return pipes on opposite sides are fixedly installed on the left and right outer walls of the water collecting tank respectively, and the side of the first return pipe away from the two cooling plates at the bottom is fixedly installed at the bottom of the water collecting tank.

[0015] Furthermore, the first cooling pipe and the second cooling pipe both penetrate the interior of the outer cabin and extend to the interior of the inner cabin, and the first circulation pipe and the second circulation pipe penetrate the interior of the inner cabin and the outer cabin and extend to the outside.

[0016] Furthermore, the support base is fixedly installed on the bottom of the outer cabin, the inner cabin is fixedly installed on the top of the bottom plate, and the temperature detection controller is fixedly installed inside the inner cabin.

[0017] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0018] 1. The DC cabin with multi-stage heat dissipation function performs temperature detection processing on the equipment in different areas inside the inner cabin through four temperature detection controllers, and inputs cooling water into the cooling and cooling plates in different areas through the water cooling box, the first circulation pump, the first connecting pipe, the cooling water input pipe, the first electric switch valve, the universal pipe, the first cooling pipe, the second cooling pipe and the second electric switch valve, and performs heat dissipation and cooling processing on the equipment in the high temperature area through the cooling and cooling plate, thereby effectively dissipating the heat of the equipment inside the inner cabin.

[0019] 2. The DC cabin with multi-stage heat dissipation function can cool the interior of the cabin by air and dissipate heat naturally through the rainproof shutters, ventilation seats and cooling fans when the interior of the cabin is in non-equipment high-temperature operation, effectively dissipating the heat of the equipment inside the cabin and improving the stability of the DC power cabin. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the present invention;

[0021] Figure 2 For the present invention Figure 1 Look at the structural diagram;

[0022] Figure 3 This is a schematic diagram of the structure of the cooling plate of the present invention;

[0023] Figure 4 It is a schematic diagram of the structure of the fixing seat of the present invention;

[0024] Figure 5 For the present invention Figure 1 A is an enlarged schematic diagram of the structure.

[0025] In the figure: 1. bottom plate; 2. outer cabin; 3. inner cabin; 4. support seat; 5. water cooling box; 6. first circulation pump; 7. first connecting pipe; 8. cooling water input pipe; 9. first electric switch valve; 10. universal pipe; 11. first cooling pipe; 12. second cooling pipe; 13. second electric switch valve; 14. cooling and cooling plate; 15. first return pipe; 16. second return pipe; 17. water collecting box; 18. normal temperature water tank; 19. second circulation pump; 20. second connecting pipe; 21. normal temperature water input pipe; 22. third electric switch valve; 23. first circulation pipe; 24. second circulation pipe; 25. ventilation seat; 26. cooling fan; 27. first dustproof net; 28. second dustproof net; 29. ​​rainproof shutter; 30. fixing seat; 31. temperature detection controller. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-5 In this embodiment, a DC cabin with multi-stage heat dissipation function includes a base plate 1, an outer cabin body 2, an inner cabin body 3, a support seat 4 and a temperature detection controller 31. The top of the base plate 1 is provided with a regional cooling and heat dissipation structure, and the top of the base plate 1 is provided with an overall cooling and heat dissipation structure.

[0028] The support base 4 is fixedly installed on the bottom of the outer cabin 2 , the inner cabin 3 is fixedly installed on the top of the bottom plate 1 , and the temperature detection controller 31 is fixedly installed inside the inner cabin 3 .

[0029] The regional cooling and heat dissipation structure includes a water cooling box 5 fixedly installed on the top outer wall of the base plate 1, a first circulation pump 6 is fixedly installed on the top outer wall of the base plate 1, a first connecting pipe 7 is fixedly installed between the first circulation pump 6 and the water cooling box 5, a cooling water input pipe 8 is fixedly installed on the output end of the first circulation pump 6, a universal pipe 10 is fixedly installed on the side of the cooling water input pipe 8 away from the first circulation pump 6, two fixing seats 30 are fixedly installed on the top outer wall of the outer cabin body 2, and the universal pipe 10 is fixedly installed inside the fixing seat 30.

[0030] Two first cooling pipes 11 are fixedly installed on the outer peripheral wall of the universal pipe 10, and two second cooling pipes 12 are fixedly installed on the outer peripheral wall of the universal pipe 10. Second electric switching valves 13 are fixedly installed on the outer peripheral walls of the first cooling pipe 11 and the second cooling pipe 12. Cooling plates 14 are fixedly installed on the side of the first cooling pipe 11 and the second cooling pipe 12 away from the universal pipe 10. There are four temperature detection controllers 31, which are respectively located at the upper left, upper right, lower left and lower right inside the inner cabin 3. The four cooling plates 14 are attached to the inside of the inner cabin 3 and are located at the upper left, upper right, lower left and lower right inside the inner cabin 3.

[0031] A first return pipe 15 is fixedly installed on the top outer wall of the two bottom cooling plates 14, a second return pipe 16 is fixedly installed on the outer wall on the opposite side of the top two cooling plates 14, a water collecting tank 17 is fixedly installed inside the inner cabin 3, and the two second return pipes 16 are fixedly installed on the left and right outer walls of the water collecting tank 17 on the opposite sides of the outer wall, and the first return pipe 15 is fixedly installed on the bottom of the water collecting tank 17 on the side away from the two bottom cooling plates 14.

[0032] A first circulation pipe 23 is fixedly installed at the water inlet end of the water cooling box 5, a side of the normal temperature water input pipe 21 away from the second circulation pump 19 is fixedly installed on the outer peripheral wall of the universal pipe 10, a side of the first circulation pipe 23 away from the water cooling box 5 is fixedly installed on the top of the water collecting tank 17, and a first electric switching valve 9 is fixedly installed on the outer peripheral walls of the first circulation pipe 23 and the cooling water input pipe 8.

[0033] The overall cooling and heat dissipation structure includes a normal temperature water tank 18 fixedly installed on the top outer wall of the base plate 1, a second circulation pump 19 fixedly installed on the top outer wall of the base plate 1, a second connecting pipe 20 fixedly installed between the normal temperature water tank 18 and the second circulation pump 19, a normal temperature water input pipe 21 fixedly installed at the water outlet end of the second connecting pipe 20, a second circulation pipe 24 fixedly installed between the top outer wall of the water collecting tank 17 and the water inlet end of the normal temperature water tank 18, the first cooling pipe 11 and the second cooling pipe 12 both pass through the interior of the outer cabin 2 and extend to the interior of the inner cabin 3, the first circulation pipe 23 and the second circulation pipe 24 pass through the interior of the inner cabin 3 and the outer cabin 2 and extend to the outside, and the outer peripheral walls of the normal temperature water input pipe 21 and the second circulation pipe 24 are fixedly installed with a third electric switch valve 22.

[0034] A ventilation seat 25 is fixedly installed on the outer wall at the bottom of the outer cabin body 2, a cooling fan 26 is fixedly installed inside the ventilation seat 25, a first dustproof net 27 is fixedly installed on the front and rear side walls of the ventilation seat 25, an air inlet is opened at the bottom of the outer cabin body 2, the cooling fan 26 is located directly below the air inlet, air vents are opened on the left and right side walls of the outer cabin body 2 and the inner cabin body 3, a second dustproof net 28 is fixedly installed inside the air vent of the outer cabin body 2, and rainproof shutters 29 are fixedly installed on the left and right side walls of the outer cabin body 2.

[0035] In this embodiment, the water in the normal temperature water tank 18 is non-cooled or heated water.

[0036] In this embodiment, the two first cooling pipes 11 and the two second cooling pipes 12 are controlled respectively by four second electric switch valves 13, so that cooling water can be input into a cooling and cooling plate 14 or multiple cooling and cooling plates 14, thereby achieving local rapid cooling.

[0037] In this embodiment, the rainproof shutters 29 have a good waterproof effect, which can dissipate heat for the inner cabin 3 while preventing rainwater from entering the inner cabin 3 .

[0038] In this embodiment, the first dustproof net 27 and the second dustproof net 28 can ventilate the inner cabin 3 while preventing dust from entering the inner cabin 3 .

[0039] The working principle of the above embodiment is:

[0040] The temperature of the equipment in different areas inside the inner cabin 3 is monitored by the temperature detection controller 31. When the upper right equipment has a higher temperature, the second electric switch valve 13 installed on the second cooling pipe 12 on the right is opened, and then the first electric switch valve 9 and the third electric switch valve 22 are opened. Then the two first electric switch valves 9 and the third electric switch valve 22 installed on the outer wall of the second circulation pipe 24 are opened. At this time, the first circulation pump 6 is started to pump the cooled water inside the water cooling box 5 into the cooling water input pipe 8 through the first connecting pipe 7, and input it into the second cooling pipe 12 through the universal pipe 10. At this time, the cooling water will be input into the upper right cooling and cooling plate 14 to dissipate heat for the equipment in this area. At the same time, the normal temperature water inside the water collecting tank 17 will be respectively input into the water cooling box 5 and the normal temperature water tank 18 through the first circulation pipe 23 and the second circulation pipe 24. When it is not necessary to cool down the local area, the second electric switch valve 13 and the third electric switch valve 22 are all opened. The water is circulated in the inner cabin 3 through the action of the second circulation pump 19 to achieve the effect of uniform heat dissipation.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A DC cabin with a multi-stage heat dissipation function, comprising a base plate (1), an outer cabin body (2), an inner cabin body (3), a support base (4) and a temperature detection controller (31), characterized in that: The top of the base plate (1) is provided with a regional cooling and heat dissipation structure, and the top of the base plate (1) is provided with an overall cooling and heat dissipation structure; The regional cooling and heat dissipation structure comprises a water cooling box (5) fixedly mounted on the top outer wall of the base plate (1); a first circulation pump (6) is fixedly mounted on the top outer wall of the base plate (1); a first connecting pipe (7) is fixedly mounted between the first circulation pump (6) and the water cooling box (5); a cooling water input pipe (8) is fixedly mounted on the output end of the first circulation pump (6); a universal pipe (10) is fixedly mounted on the side of the cooling water input pipe (8) away from the first circulation pump (6); two first cooling pipes (11) are fixedly mounted on the outer peripheral wall of the universal pipe (10); two second cooling pipes (12) are fixedly mounted on the outer peripheral wall of the universal pipe (10); the first cooling pipe (11) and the second cooling pipe (12) are fixedly mounted on the outer peripheral wall of the universal pipe (10); A second electric switch valve (13) is fixedly installed on the outer peripheral wall of the cooling pipe (12); a cooling plate (14) is fixedly installed on the side of the first cooling pipe (11) and the second cooling pipe (12) away from the universal pipe (10); a first return pipe (15) is fixedly installed on the top outer wall of the two cooling plates (14) at the bottom; a second return pipe (16) is fixedly installed on the outer wall of the opposite side of the two cooling plates (14) at the top; a water collecting tank (17) is fixedly installed inside the inner cabin (3); a first circulation pipe (23) is fixedly installed at the water inlet end of the water cooling box (5); and a first electric switch valve (9) is fixedly installed on the outer peripheral wall of the first circulation pipe (23) and the cooling water input pipe (8); The overall cooling and heat dissipation structure comprises a normal temperature water tank (18) fixedly mounted on the top outer wall of the base plate (1); a second circulation pump (19) is fixedly mounted on the top outer wall of the base plate (1); a second connecting pipe (20) is fixedly mounted between the normal temperature water tank (18) and the second circulation pump (19); a normal temperature water input pipe (21) is fixedly mounted at the water outlet end of the second connecting pipe (20); a second circulation pipe (24) is fixedly mounted between the top outer wall of the water collecting tank (17) and the water inlet end of the normal temperature water tank (18); and a third electric switch valve (22) is fixedly mounted on the outer peripheral walls of the normal temperature water input pipe (21) and the second circulation pipe (24).

2. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: A ventilation seat (25) is fixedly installed on the bottom outer wall of the outer cabin body (2), a cooling fan (26) is fixedly installed inside the ventilation seat (25), and a first dustproof net (27) is fixedly installed on the front and rear side walls of the ventilation seat (25). An air inlet is opened at the bottom of the outer cabin body (2), and the cooling fan (26) is located directly below the air inlet.

3. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: The left and right side walls of the outer cabin body (2) and the inner cabin body (3) are both provided with ventilation openings, a second dustproof net (28) is fixedly installed inside the ventilation opening of the outer cabin body (2), and rainproof shutters (29) are fixedly installed on the left and right side outer walls of the outer cabin body (2).

4. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: Two fixing seats (30) are fixedly mounted on the top outer wall of the outer cabin body (2), and the universal pipe (10) is fixedly mounted inside the fixing seats (30).

5. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: The side of the normal temperature water input pipe (21) away from the second circulation pump (19) is fixedly mounted on the outer peripheral wall of the universal pipe (10), and the side of the first circulation pipe (23) away from the water cooling box (5) is fixedly mounted on the top of the water collecting box (17).

6. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: The number of the temperature detection controllers (31) is four and they are respectively located at the upper left, upper right, lower left and lower right inside the inner cabin (3); the four cooling plates (14) are attached to the inside of the inner cabin (3) and are located at the upper left, upper right, lower left and lower right inside the inner cabin (3).

7. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: The outer walls of the two second return pipes (16) on opposite sides are respectively fixedly mounted on the left and right outer walls of the water collecting tank (17), and the side of the first return pipe (15) away from the two cooling plates (14) at the bottom is fixedly mounted on the bottom of the water collecting tank (17).

8. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: The first cooling pipe (11) and the second cooling pipe (12) both penetrate the interior of the outer cabin (2) and extend to the interior of the inner cabin (3); the first circulation pipe (23) and the second circulation pipe (24) penetrate the interior of the inner cabin (3) and the outer cabin (2) and extend to the outside.

9. The DC compartment with multi-stage heat dissipation function according to claim 1, characterized in that: The support seat (4) is fixedly mounted on the bottom of the outer cabin (2), the inner cabin (3) is fixedly mounted on the top of the bottom plate (1), and the temperature detection controller (31) is fixedly mounted inside the inner cabin (3).

Images