CN216052955U

CN216052955U - Low-power-consumption cloud computer case heat dissipation device

Info

Publication number: CN216052955U
Application number: CN202122792145.8U
Authority: CN
Inventors: 徐源; 李明良
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-03-15
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to the technical field of computers, in particular to a low-power-consumption cloud computer case heat dissipation device, wherein a closed case of the low-power-consumption cloud computer case heat dissipation device is used for preventing dust in air from damaging equipment; the intelligent cabinet comprises a cabinet, two main board grooves, a main board and a heating device, wherein the main board grooves are arranged on the inner wall of the cabinet, the main board is arranged between the two main board grooves, and the heating device is arranged on the main board; still include the cooling box, the cryogenically controlled pipe, the high temperature tube, the circulating pump, the inflation kettle, the filler opening, radiator and a plurality of fin, quick-witted case sets up to closed, cooling box seal installation is on the mainboard, the device that generates heat is located the cooling box, cryogenically controlled pipe and high temperature tube all pass quick-witted case and cooling cavity intercommunication, the high temperature tube communicates with the water inlet of circulating pump, the delivery port of circulating pump stretches into inside the inflation kettle, the top of inflation kettle is provided with the filler opening, the inflation kettle is installed on the radiator, the outlet pipe of inflation kettle communicates with the hot-water outlet of radiator, install a plurality of fins on the radiator, the cold water mouth and the cryogenically controlled pipe intercommunication of radiator.

Description

Low-power-consumption cloud computer case heat dissipation device

Technical Field

The utility model relates to the technical field of computers, in particular to a low-power-consumption heat dissipation device for a cloud computer case.

Background

The low-power-consumption cloud computer case heat dissipation device is a heat dissipation device for a low-power-consumption cloud computer case, and is widely used in the field of computers; the existing low-power-consumption cloud computer case heat dissipation device comprises a case, two main board grooves, a main board and a heating device, wherein a plurality of heat dissipation holes are formed in the case; when the existing low-power-consumption cloud computer case heat dissipation device is used, firstly, equipment is started, a large amount of heat generated by a heating device during working is discharged through heat dissipation holes in the upper part of a case, then, external low-temperature air enters the case through a plurality of heat dissipation holes in the case to form heat dissipation circulation, and the heating device is kept at a lower working temperature; the existing low-power-consumption cloud computer case heat dissipation device is found in use, the heat dissipation device is cooled through air circulation in the prior art, and in the air circulation cooling process, dust and the like mixed in air can be accumulated on the surfaces of a heat dissipation hole net, a main board and the heat dissipation device, so that the cooling effect is weakened, equipment can be damaged seriously, the heat dissipation effect is poor, and the safety is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a low-power-consumption cloud computer case heat dissipation device which is a closed case, prevents dust in air from damaging equipment, has a good equipment heat dissipation effect and high safety.

The utility model discloses a low-power-consumption cloud computer case heat dissipation device, which comprises a case, two main board grooves, a main board and a heating device, wherein a plurality of heat dissipation holes are formed in the case; the machine case is closed, a cooling cavity is arranged in the cooling box, a port is formed in the lower end face of the cooling box and is communicated with the cooling cavity, the port of the cooling box is hermetically mounted on the main board, a heating device is located in the cooling cavity, the output end of the low-temperature pipe penetrates through the side wall of the machine case and is communicated with the lower portion of the cooling cavity, the input end of the high-temperature pipe is communicated with the upper portion of the cooling cavity, the output end of the high-temperature pipe penetrates through the side wall of the machine case and is communicated with the water inlet of the circulating pump, the water outlet of the circulating pump extends into the expansion pot, a water outlet pipe is mounted at the bottom of the expansion pot, the filling port is formed in the top of the expansion pot, the expansion pot is mounted on the upper end face of the radiator, the water outlet pipe of the expansion pot is communicated with the hot water port of the radiator, and a plurality of radiating fins are mounted on the radiator, the cold water port of the radiator is communicated with the input end of the low-temperature pipe; add the coolant liquid in to the inflation kettle through the filler, the coolant liquid has insulating nature and heat conductivity, the circulating pump work is gone into the inflation kettle with the intraductal high-temperature coolant liquid of high temperature, the high-temperature coolant liquid passes through the upper portion that the inflation kettle got into the radiator, coolant liquid moves down under the pressure, the quick heat dissipation cooling of removal process high-temperature coolant liquid through radiator and a plurality of fin, the low-temperature coolant liquid passes through the cryogenically cooled tube and carries to the cooling cavity of cooling box in, the low-temperature coolant liquid fully contacts with the heating device, the low-temperature coolant liquid absorbs the heat intensification that the heating device produced, the high-temperature coolant liquid passes through outside the high-temperature tube output cooling box, the completion circulation, the louvre need not to be seted up to the machine case, avoid the mixed dust in the air to damage equipment, improve equipment radiating effect and security.

Preferably, the cooling box further comprises a sealing seat ring, a rubber pad, a plurality of mounting lugs and a plurality of bolts, wherein the sealing seat ring is adhered to the surface of the main board in a sealing manner, the heating device is located at the central position of the sealing seat ring, a sealing groove is formed in the upper end surface of the sealing seat ring, the rubber pad is mounted in the sealing groove of the sealing seat ring, the lower port of the cooling box is inserted into the sealing groove, the lower port of the cooling box is tightly attached to the rubber pad, the plurality of mounting lugs are arranged on the outer side wall of the cooling box, and the plurality of bolts penetrate through the plurality of mounting lugs to fasten the cooling box on the sealing seat ring in a screwing manner; through the setting of complaining, the leakproofness of improvement cooling box and mainboard avoids the coolant liquid to leak.

Preferably, the cooling box further comprises a plurality of radiating tiles and a stirring motor, the radiating tiles are installed on the outer side wall of the cooling box, a plurality of radiating thin sheets are arranged on the radiating tiles, the stirring motor is installed on the upper end face of the cooling box, an output shaft of the stirring motor is provided with stirring blades, and the stirring blades are located in a cooling cavity of the cooling box; through the area of contact of a plurality of heat dissipation tile increase cooling box and quick-witted incasement space, the heat that other parts work that make quick-witted incasement portion distribute is discharged through a plurality of heat dissipation tiles and cooling box, improve equipment cooling effect.

Preferably, the temperature control device further comprises a temperature sensor and a pressure sensor, wherein the temperature sensor and the pressure sensor are both arranged on the outer side wall of the cooling box, and detecting heads of the temperature sensor and the pressure sensor both extend into a cooling cavity of the cooling box; the temperature inside the cooling box is detected through the temperature sensor, the working power of the circulating pump is controlled, the pressure inside the cooling box is detected through the pressure sensor, the sealing performance of the cooling box is detected, and the working automation degree of the equipment is improved.

Preferably, the expansion pot also comprises a low-level alarm and a high-level alarm, wherein the low-level alarm and the high-level alarm are both arranged on the outer side wall of the expansion pot, a probe of the low-level alarm extends into the lower part of the expansion pot, and a probe of the high-level alarm extends into the upper part of the expansion pot; when the liquid level in the expansion pot is lower than the low level alarm, the low level alarm gives an alarm to check whether the cooling liquid leaks or not and timely supplements, and when the liquid level is higher than the high level alarm. The high-level alarm alarms to check whether the high temperature pipe and the radiator are blocked or not, and timely processes the high temperature pipe and the radiator, so that the equipment installation performance is improved.

Preferably, the radiator also comprises a ducted shell and a plurality of ducted fans, wherein the ducted shell is arranged on the side wall of the radiator and is provided with a plurality of ducts, and the ducted fans are respectively arranged in the ducts through supports; a plurality of ducted fans are started, the rotating speed of the ducted fans is automatically adjusted according to the temperature detected by the temperature sensor, wind power is generated, and the wind power blows through the radiator and the radiating fins, so that the radiating efficiency and the radiating effect of the radiator and the radiating fins are improved.

Preferably, the cooling device further comprises two shunts, a low-temperature shunt pipe, a high-temperature shunt pipe and a plurality of standby pipes, wherein the output end of the low-temperature pipe is communicated with the main channel of the shunts, one end of the low-temperature shunt pipe is communicated with one auxiliary channel of the shunts, the other end of the low-temperature shunt pipe is communicated with the lower part of the cooling cavity of the cooling box, the input end of the high-temperature pipe is communicated with the main channel of the other shunt pipe, one end of the high-temperature shunt pipe is communicated with one auxiliary channel of the shunts, the other end of the high-temperature shunt pipe is communicated with the upper part of the cooling cavity of the cooling box, and one ends of the standby pipes are respectively installed on the other auxiliary channels of the two shunts; through the arrangement, the cooling boxes can be connected, other high-power equipment in the case can be cooled simultaneously, and the temperature of other computers can be increased, so that the practicability of the equipment is improved.

Compared with the prior art, the utility model has the beneficial effects that: add the coolant liquid in to the inflation kettle through the filler, the coolant liquid has insulating nature and heat conductivity, the circulating pump work is gone into the inflation kettle with the intraductal high-temperature coolant liquid of high temperature, the high-temperature coolant liquid passes through the upper portion that the inflation kettle got into the radiator, coolant liquid moves down under the pressure, the quick heat dissipation cooling of removal process high-temperature coolant liquid through radiator and a plurality of fin, the low-temperature coolant liquid passes through the cryogenically cooled tube and carries to the cooling cavity of cooling box in, the low-temperature coolant liquid fully contacts with the heating device, the low-temperature coolant liquid absorbs the heat intensification that the heating device produced, the high-temperature coolant liquid passes through outside the high-temperature tube output cooling box, the completion circulation, the louvre need not to be seted up to the machine case, avoid the mixed dust in the air to damage equipment, improve equipment radiating effect and security.

Drawings

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

FIG. 2 is a schematic structural diagram of a heat dissipation system of the present invention;

FIG. 3 is a schematic structural view of a low temperature pipe, a high temperature pipe, a circulation pump, an expansion pot, a radiator, a ducted shell, a ducted fan and the like;

FIG. 4 is an exploded view of the various components of the cooling box;

in the drawings, the reference numbers: 1. a chassis; 2. a main plate groove; 3. a main board; 4. a heat generating device; 5. a cooling box; 6. a cryostraw; 7. a high temperature tube; 8. a circulation pump; 9. an expansion pot; 10. a filling port; 11. a heat sink; 12. a heat sink; 13. sealing the seat ring; 14. a rubber pad; 15. mounting lugs; 16. a bolt; 17. a heat dissipation tile; 18. a stirring motor; 19. a temperature sensor; 20. a pressure sensor; 21. a low-level alarm; 22. a high-level alarm; 23. a ducted shell; 24. a ducted fan; 25. a flow divider; 26. a low temperature shunt tube; 27. a high temperature shunt tube; 28. and (5) a spare pipe.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

A low-power-consumption cloud computer case heat dissipation device comprises a case 1, two main board grooves 2, a main board 3 and a heating device 4, wherein a plurality of heat dissipation holes are formed in the case 1, the main board grooves 2 are formed in the inner walls of the two sides of the case 1, the main board 3 is installed between the two main board grooves 2, and the heating device 4 is installed on the main board 3; the cooling machine further comprises a cooling box 5, a low-temperature pipe 6, a high-temperature pipe 7, a circulating pump 8, an expansion pot 9, a filling port 10, a radiator 11 and a plurality of radiating fins 12, the machine case 1 is closed, a cooling cavity is arranged inside the cooling box 5, a port is formed in the lower end face of the cooling box 5 and is communicated with the cooling cavity, the port of the cooling box 5 is hermetically installed on the main board 3, a heating device 4 is located in the cooling cavity, the output end of the low-temperature pipe 6 penetrates through the side wall of the machine case 1 to be communicated with the lower portion of the cooling cavity, the input end of the high-temperature pipe 7 is communicated with the upper portion of the cooling cavity, the output end of the high-temperature pipe 7 penetrates through the side wall of the machine case 1 to be communicated with the water inlet of the circulating pump 8, the water outlet of the circulating pump 8 extends into the expansion pot 9, the bottom of the expansion pot 9 is provided with the filling port 10, the expansion pot 9 is installed on the upper end face of the radiator 11, a water outlet pipe of the expansion kettle 9 is communicated with a hot water port of a radiator 11, a plurality of radiating fins 12 are arranged on the radiator 11, and a cold water port of the radiator 11 is communicated with an input end of the low-temperature pipe 6; add the coolant liquid in the kettle 9 through filler 10 to the inflation, the coolant liquid has insulating nature and heat conductivity, 8 work of circulating pump is with high-temperature coolant liquid pump pumping in the high temperature tube 7 in the inflation kettle 9, high-temperature coolant liquid gets into the upper portion of radiator 11 through inflation kettle 9, coolant liquid moves down under the pressure effect, the quick heat dissipation cooling of removal process high-temperature coolant liquid through radiator 11 and a plurality of fin 12, low-temperature coolant liquid passes through low temperature tube 6 and carries to the cooling cavity of cooling box 5 in, low-temperature coolant liquid and heating device 4 fully contact, the low-temperature coolant liquid absorbs the heat intensification that heating device 4 produced, high-temperature coolant liquid passes through outside 7 output cooling boxes 5 of high temperature tube, accomplish the circulation, machine case 1 need not to set up the louvre, avoid the dust of mixing in the air to damage equipment, improve equipment radiating effect and security.

Example 2

A low-power-consumption cloud computer case heat dissipation device comprises a case 1, two main board grooves 2, a main board 3 and a heating device 4, wherein a plurality of heat dissipation holes are formed in the case 1, the main board grooves 2 are formed in the inner walls of the two sides of the case 1, the main board 3 is installed between the two main board grooves 2, and the heating device 4 is installed on the main board 3; the cooling machine further comprises a cooling box 5, a low-temperature pipe 6, a high-temperature pipe 7, a circulating pump 8, an expansion pot 9, a filling port 10, a radiator 11 and a plurality of radiating fins 12, the machine case 1 is closed, a cooling cavity is arranged inside the cooling box 5, a port is formed in the lower end face of the cooling box 5 and is communicated with the cooling cavity, the port of the cooling box 5 is hermetically installed on the main board 3, a heating device 4 is located in the cooling cavity, the output end of the low-temperature pipe 6 penetrates through the side wall of the machine case 1 to be communicated with the lower portion of the cooling cavity, the input end of the high-temperature pipe 7 is communicated with the upper portion of the cooling cavity, the output end of the high-temperature pipe 7 penetrates through the side wall of the machine case 1 to be communicated with the water inlet of the circulating pump 8, the water outlet of the circulating pump 8 extends into the expansion pot 9, the bottom of the expansion pot 9 is provided with the filling port 10, the expansion pot 9 is installed on the upper end face of the radiator 11, a water outlet pipe of the expansion kettle 9 is communicated with a hot water port of a radiator 11, a plurality of radiating fins 12 are arranged on the radiator 11, and a cold water port of the radiator 11 is communicated with an input end of the low-temperature pipe 6; the cooling box is characterized by further comprising a sealing seat ring 13, a rubber pad 14, a plurality of mounting lugs 15 and a plurality of bolts 16, wherein the sealing seat ring 13 is sealed and adhered to the surface of the main board 3, the heating device 4 is located at the center of the sealing seat ring 13, a sealing groove is formed in the upper end face of the sealing seat ring 13, the rubber pad 14 is mounted in the sealing groove of the sealing seat ring 13, the lower port of the cooling box 5 is inserted into the sealing groove, the lower port of the cooling box 5 is tightly adhered to the rubber pad 14, the plurality of mounting lugs 15 are arranged on the outer side wall of the cooling box 5, and the plurality of bolts 16 penetrate through the plurality of mounting lugs 15 to fasten and screw the cooling box 5 on the sealing seat ring 13; the cooling box is characterized by further comprising a plurality of radiating tiles 17 and a stirring motor 18, wherein the radiating tiles 17 are installed on the outer side wall of the cooling box 5, a plurality of radiating thin sheets are arranged on the radiating tiles 17, the stirring motor 18 is installed on the upper end face of the cooling box 5, an output shaft of the stirring motor 18 is provided with a stirring blade, and the stirring blade is located in a cooling cavity of the cooling box 5; the temperature sensor 19 and the pressure sensor 20 are both arranged on the outer side wall of the cooling box 5, and detecting heads of the temperature sensor 19 and the pressure sensor 20 extend into a cooling cavity of the cooling box 5; through the arrangement, the tightness of the cooling box 5 and the main board 3 is improved, and the leakage of cooling liquid is avoided; the contact area between the cooling box 5 and the inner space of the case 1 is increased through the plurality of radiating tiles 17, so that heat dissipated by other parts in the case 1 during working is discharged through the plurality of radiating tiles 17 and the cooling box 5; detect the inside temperature of cooling box 5 through temperature sensor 19, the power of control circulating pump 8 work, detect the inside pressure of cooling box 5 through pressure sensor 20, detect the leakproofness of cooling box 5.

Example 3

A low-power-consumption cloud computer case heat dissipation device comprises a case 1, two main board grooves 2, a main board 3 and a heating device 4, wherein a plurality of heat dissipation holes are formed in the case 1, the main board grooves 2 are formed in the inner walls of the two sides of the case 1, the main board 3 is installed between the two main board grooves 2, and the heating device 4 is installed on the main board 3; the cooling machine further comprises a cooling box 5, a low-temperature pipe 6, a high-temperature pipe 7, a circulating pump 8, an expansion pot 9, a filling port 10, a radiator 11 and a plurality of radiating fins 12, the machine case 1 is closed, a cooling cavity is arranged inside the cooling box 5, a port is formed in the lower end face of the cooling box 5 and is communicated with the cooling cavity, the port of the cooling box 5 is hermetically installed on the main board 3, a heating device 4 is located in the cooling cavity, the output end of the low-temperature pipe 6 penetrates through the side wall of the machine case 1 to be communicated with the lower portion of the cooling cavity, the input end of the high-temperature pipe 7 is communicated with the upper portion of the cooling cavity, the output end of the high-temperature pipe 7 penetrates through the side wall of the machine case 1 to be communicated with the water inlet of the circulating pump 8, the water outlet of the circulating pump 8 extends into the expansion pot 9, the bottom of the expansion pot 9 is provided with the filling port 10, the expansion pot 9 is installed on the upper end face of the radiator 11, a water outlet pipe of the expansion kettle 9 is communicated with a hot water port of a radiator 11, a plurality of radiating fins 12 are arranged on the radiator 11, and a cold water port of the radiator 11 is communicated with an input end of the low-temperature pipe 6; the low-level alarm 21 and the high-level alarm 22 are both arranged on the outer side wall of the expansion pot 9, the probe of the low-level alarm 21 extends into the lower part of the expansion pot 9, and the probe of the high-level alarm 22 extends into the upper part of the expansion pot 9; the radiator also comprises a ducted shell 23 and a plurality of ducted fans 24, wherein the ducted shell 23 is installed on the side wall of the radiator 11, the ducted shell 23 is provided with a plurality of ducts, and the ducted fans 24 are respectively installed in the ducts through supports; the high-temperature-resistant cooling device further comprises two shunts 25, a low-temperature shunt pipe 26, a high-temperature shunt pipe 27 and a plurality of standby pipes 28, wherein the output end of the low-temperature pipe 6 is communicated with a main channel of the shunts 25, one end of the low-temperature shunt pipe 26 is communicated with one auxiliary channel of the shunts 25, the other end of the low-temperature shunt pipe 26 is communicated with the lower part of a cooling cavity of the cooling box 5, the input end of the high-temperature pipe 7 is communicated with the main channel of the other shunts 25, one end of the high-temperature shunt pipe 27 is communicated with one auxiliary channel of the shunts 25, the other end of the high-temperature shunt pipe 27 is communicated with the upper part of the cooling cavity of the cooling box 5, and one ends of the standby pipes 28 are respectively arranged on the other auxiliary channels of the two shunts 25; when the liquid level in the expansion pot 9 is lower than the low-level alarm 21, the low-level alarm 21 gives an alarm to check whether the cooling liquid leaks or not and supplements the cooling liquid in time, and when the liquid level is higher than the high-level alarm 22, the high-level alarm 22 gives an alarm to check whether the high temperature and the radiator 11 are blocked or not and to check whether the low temperature pipe 6 is blocked or not and to process the blockage in time; the ducted fans 24 are started, the rotational speed of the ducted fans 24 is automatically adjusted according to the temperature detected by the temperature sensor 19, wind power is generated, and the wind power blows through the radiator 11 and the radiating fins 12, so that the heat radiation of the radiator 11 and the radiating fins 12 is accelerated; the equipment can be connected with a plurality of cooling boxes 5, and simultaneously, the equipment cools other high-power equipment in the case 1 and can also cool other computers.

As shown in fig. 1 to 4, in the low-power-consumption heat dissipation device for a cloud computer case, when the heat dissipation device works, firstly, a coolant is added into an expansion pot 9 through a filling port 10, the coolant has insulation and thermal conductivity, a circulating pump 8 works to pump the high-temperature coolant in a high-temperature pipe 7 into the expansion pot 9, the high-temperature coolant enters the upper part of a radiator 11 through the expansion pot 9, the coolant moves downwards under the action of pressure, a plurality of ducted fans 24 are started, the plurality of ducted fans 24 automatically adjust the rotating speed according to the temperature detected by a temperature sensor 19 to generate wind power, the wind power blows through the radiator 11 and a plurality of radiating fins 12, the high-temperature coolant rapidly dissipates heat and cools, the low-temperature coolant is conveyed into a cooling chamber of a cooling box 5 through a low-temperature pipe 6, the low-temperature coolant is in full contact with a heating device 4, and absorbs the heat generated by the heating device 4 to heat dissipation, the high-temperature cooling liquid is output out of the cooling box 5 through the high-temperature pipe 7 to form heat dissipation circulation, so that the heating device 4 is kept at a lower working temperature.

The main functions realized by the utility model are as follows: the closed case 1 prevents dust in the air from damaging equipment, and has good heat dissipation effect and high safety.

According to the low-power-consumption cloud computer case heat dissipation device, the installation mode, the connection mode or the setting mode are common mechanical modes, and the low-power-consumption cloud computer case heat dissipation device can be implemented as long as the beneficial effects of the low-power-consumption cloud computer case heat dissipation device can be achieved; the case 1, the main board groove 2, the main board 3, the heating device 4, the cooling liquid, the ducted fan 24, the circulating pump 8, the temperature sensor 19, the pressure sensor 20, the low-level alarm 21, the high-level alarm 22, the radiator 11 and the current divider 25 of the low-power-consumption cloud computer case heat dissipation device are purchased from the market, and technicians in the industry only need to install and operate according to the attached instructions without creative work of the technicians in the field.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A low-power-consumption cloud computer case heat dissipation device comprises a case (1), two main board grooves (2), a main board (3) and a heating device (4), wherein a plurality of heat dissipation holes are formed in the case (1), the main board grooves (2) are arranged on the inner walls of the two sides of the case (1), the main board (3) is arranged between the two main board grooves (2), and the heating device (4) is arranged on the main board (3); the device is characterized by further comprising a cooling box (5), a low-temperature pipe (6), a high-temperature pipe (7), a circulating pump (8), an expansion pot (9), a filling port (10), a radiator (11) and a plurality of radiating fins (12), wherein the machine case (1) is closed, a cooling chamber is arranged inside the cooling box (5), a port is formed in the lower end face of the cooling box (5) and communicated with the cooling chamber, the port of the cooling box (5) is hermetically arranged on the main board (3), the heating device (4) is located in the cooling chamber, the output end of the low-temperature pipe (6) penetrates through the side wall of the machine case (1) and is communicated with the lower portion of the cooling chamber, the input end of the high-temperature pipe (7) is communicated with the upper portion of the cooling chamber, the output end of the high-temperature pipe (7) penetrates through the side wall of the machine case (1) and is communicated with the water inlet of the circulating pump (8), and the water outlet of the circulating pump (8) extends into the expansion pot (9), the water outlet pipe is installed at the bottom of the expansion kettle (9), the filling opening (10) is formed in the top of the expansion kettle (9), the expansion kettle (9) is installed on the upper end face of the radiator (11), the water outlet pipe of the expansion kettle (9) is communicated with the hot water opening of the radiator (11), a plurality of radiating fins (12) are installed on the radiator (11), and the cold water opening of the radiator (11) is communicated with the input end of the low-temperature pipe (6).

2. The heat dissipation device for the low-power-consumption cloud computer case of claim 1, further comprising a sealing seat ring (13), a rubber pad (14), a plurality of mounting lugs (15) and a plurality of bolts (16), wherein the sealing seat ring (13) is hermetically adhered to the surface of the main board (3), the heating device (4) is located at the center of the sealing seat ring (13), a sealing groove is formed in the upper end face of the sealing seat ring (13), the rubber pad (14) is installed in the sealing groove of the sealing seat ring (13), the lower port of the cooling box (5) is inserted into the sealing groove, the lower port of the cooling box (5) is tightly attached to the rubber pad (14), the plurality of mounting lugs (15) are arranged on the outer side wall of the cooling box (5), and the cooling box (5) is fastened on the sealing seat ring (13) through the plurality of mounting lugs (15) by screwing.

3. The heat dissipation device for the low-power-consumption cloud computer case as claimed in claim 1, further comprising a plurality of heat dissipation tiles (17) and a stirring motor (18), wherein the plurality of heat dissipation tiles (17) are installed on the outer side wall of the cooling box (5), a plurality of heat dissipation sheets are arranged on the heat dissipation tiles (17), the stirring motor (18) is installed on the upper end face of the cooling box (5), and stirring blades are installed on an output shaft of the stirring motor (18) and located in a cooling chamber of the cooling box (5).

4. The heat dissipation device for the chassis of the low-power-consumption cloud computer as claimed in claim 1, further comprising a temperature sensor (19) and a pressure sensor (20), wherein the temperature sensor (19) and the pressure sensor (20) are both installed on an outer side wall of the cooling box (5), and probe heads of the temperature sensor (19) and the pressure sensor (20) both extend into a cooling chamber of the cooling box (5).

5. The heat dissipation device for the low-power-consumption cloud computer case is characterized by further comprising a low-level alarm (21) and a high-level alarm (22), wherein the low-level alarm (21) and the high-level alarm (22) are both mounted on the outer side wall of the expansion pot (9), a probe of the low-level alarm (21) extends into the lower portion of the expansion pot (9), and a probe of the high-level alarm (22) extends into the upper portion of the expansion pot (9).

6. The heat dissipation device for the low-power-consumption cloud computer case as recited in claim 1, further comprising a duct shell (23) and a plurality of duct fans (24), wherein the duct shell (23) is installed on a side wall of the heat sink (11), the duct shell (23) is provided with a plurality of ducts, and the plurality of duct fans (24) are respectively installed in the plurality of ducts through brackets.

7. The heat dissipation device of the low-power-consumption cloud computer case as claimed in claim 1, further comprising two shunts (25), a low-temperature shunt tube (26), high temperature shunt tubes (27) and a plurality of spare pipes (28), the output of cryogenic tube (6) and the main entrance intercommunication of shunt (25), the one end of low temperature shunt tubes (26) and the accessory channel intercommunication of shunt (25), the other end of low temperature shunt tubes (26) and the cooling cavity lower part intercommunication of cooling box (5), the input of high temperature pipe (7) and the main entrance intercommunication of another shunt (25), the one end of high temperature shunt tubes (27) and the accessory channel intercommunication of above-mentioned shunt (25), the other end of high temperature shunt tubes (27) and the cooling cavity upper portion intercommunication of cooling box (5), the one end of a plurality of spare pipes (28) is installed respectively on other accessory channels of two shunts (25).