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CN-224218677-U - Heat abstractor and gateway box thereof

CN224218677UCN 224218677 UCN224218677 UCN 224218677UCN-224218677-U

Abstract

The utility model relates to the technical field of heat dissipation devices, and provides a heat dissipation device and a gateway box thereof. The cooling device comprises a heating element, a heat absorption chamber, heat dissipation chambers and a water pump, wherein the heating element is located in the heat absorption chamber, cooling liquid is filled in the heat absorption chamber, the upper end and the lower end of the heat dissipation chamber are communicated with the heat absorption chamber through pipelines, the cooling liquid circularly flows in the heat absorption chamber and the heat dissipation chamber through the pipelines, air is reserved in a space formed by the communication of the heat absorption chamber and the heat dissipation chamber, the number of the heat dissipation chambers is at least two, each heat dissipation chamber is independently communicated with the heat absorption chamber, the water pump is connected in series with the pipeline of the lower end of the heat dissipation chamber, and the water pump drives the cooling liquid to sequentially form a circulating waterway between the heat absorption chamber and different heat dissipation chambers. The heat dissipation device and the gateway box thereof can form a circulating waterway with the heat absorption chamber through the plurality of heat dissipation chambers in sequence, so that intermittent operation of the heat dissipation chambers is realized, and continuous temperature rise of the heat dissipation chambers is avoided.

Inventors

  • LIU DONGDONG

Assignees

  • 吉林省创想云科技有限公司

Dates

Publication Date
20260508
Application Date
20250115

Claims (10)

  1. 1. A heat sink, comprising: A heat absorption chamber (1), wherein the heat absorption chamber (1) is filled with cooling liquid; The heat dissipation chamber (2), the upper and lower ends of the heat dissipation chamber (2) are communicated with the heat absorption chamber (1) through pipelines, the cooling liquid circularly flows in the heat absorption chamber (1) and the heat dissipation chamber (2) through the pipelines, air is reserved in a space formed by the communication of the heat absorption chamber (1) and the heat dissipation chamber (2), the number of the heat dissipation chambers (2) is at least two, and each heat dissipation chamber (2) is independently communicated with the heat absorption chamber (1); The water pump (3), the water pump (3) is in the series connection on the pipeline of heat dissipation room (2) lower extreme intercommunication heat absorption room (1), the cooling liquid is driven to water pump (3) forms the circulation water route in proper order between heat absorption room (1) and different heat dissipation room (2).
  2. 2. The heat dissipating device according to claim 1, wherein the number of water pumps (3) is the same as the number of heat dissipating chambers (2), each heat dissipating chamber (2) is connected to a separate water pump (3), and the water pumps (3) are started up in sequence and operated intermittently.
  3. 3. The heat dissipating device according to claim 1, further comprising a reversing valve (4), wherein the number of the water pumps (3) is one, one end of each water pump (3) is communicated with the heat absorbing chamber (1), the other end of each water pump (3) is communicated with the reversing valve (4), each reversing valve (4) is communicated with each heat dissipating chamber (2), the reversing valve (4) is sequentially communicated with the water pump (3) and each heat dissipating chamber (2), and the water pump (3) continuously works.
  4. 4. The heat dissipation device according to claim 1, wherein the water outlet end of the water pump (3) faces the heat absorption chamber (1), the vertical height of the heat absorption chamber (1) is lower than that of the heat dissipation chamber (2), the liquid level submerges the heat absorption chamber (1), and air is uniformly dispersed inside each heat dissipation chamber (2).
  5. 5. The heat dissipation device according to claim 1, characterized in that the water outlet end of the water pump (3) faces the heat dissipation chamber (2), the heat absorption chamber (1) is vertically higher than the heat dissipation chamber (2), the heat dissipation chamber (2) is immersed by the liquid level, and the air is completely located in the heat absorption chamber (1).
  6. 6. The heat dissipating device according to claim 1, wherein the heat dissipating chamber (2) is a cylindrical hollow shell, heat dissipating holes penetrating through the heat dissipating chamber (2) are integrally formed, and the heat dissipating chamber (2) is in a honeycomb briquette shape.
  7. 7. The heat dissipating device according to claim 1, further comprising an electronic control assembly comprising a temperature sensor (5) and an external control center, wherein one temperature sensor (5) is mounted on each heat dissipating chamber (2), each temperature sensor (5) is electrically connected to the external control center, and the external control center is electrically connected to the water pump (3).
  8. 8. Gateway box, using a heat dissipating device according to any of claims 1-7, characterized in that it comprises a heating element (6), wherein a heat sink is fixedly connected to the heating element (6), the heat absorbing chamber (1) is fastened to the heating element (6), the heat sink is located inside the heat absorbing chamber (1), and the cooling liquid in the heat absorbing chamber (1) submerges the heat sink.
  9. 9. The gateway box according to claim 8, further comprising a housing and a fan (8), wherein the heat absorbing chamber (1), the heat dissipating chamber (2), the water pump (3) and the heating element (6) are fixedly assembled in the housing, the housing comprises a side wall (71) and a ceiling (72), the side wall (71) and the ceiling (72) are fixedly connected through a connecting column, an air inlet is formed in the side wall (71), the fan (8) is embedded and installed in the air inlet, and an air outlet of the fan (8) faces the interior of the housing.
  10. 10. The gateway box of claim 9, wherein the roof (72) is a centrally symmetrical folded sheet metal part, corners of the roof (72) being folded up, and midpoints of sides of the roof (72) being folded down.

Description

Heat abstractor and gateway box thereof Technical Field The utility model relates to the technical field of heat dissipation devices, in particular to a heat dissipation device and a gateway box thereof. Background A gateway box is an electronic device that is used to increase network speed and stability. In order to meet the use requirement of people on a network, the gateway box needs to be kept in a working state for a long time, so that the heat dissipation capability of the gateway box needs to be improved to avoid the situation that the gateway box is struck due to overheating in the long-time working process. In the prior art, the common efficient heat dissipation means is water-cooling heat dissipation, the water-cooling heat dissipation is through the cooling liquid as the medium of heat transfer, the capacity of heat in the cooling liquid absorption equipment is stronger, the cooling liquid has bigger surface area simultaneously, the heat dissipation speed is faster, but the radiating effect of cooling liquid receives its self temperature influence, the higher the cooling liquid self temperature, the more near the heating element temperature, the slower the speed that it absorbs heat from the heating element, along with the continuous progress of cooling, the cooling liquid temperature continuously rises and is more near the heating element temperature. Because the temperature of the cooling liquid limited by the boiling point is limited, the application of water cooling heat dissipation is excellent in the heat dissipation work of part of high-temperature heating elements, but when the gateway box is used as the heating element, the temperature of the heating element is lower, and the situation that the temperature difference of the cooling liquid and the heating element is lower can occur, so that the heat dissipation efficiency is reduced. Disclosure of utility model The utility model aims to provide a heat dissipation device and a gateway box thereof, which can form a circulating waterway with a heat absorption chamber through a plurality of heat dissipation chambers in sequence, so that intermittent operation of the heat dissipation chambers is realized, and the continuous temperature rise of the heat dissipation chambers is avoided. The utility model provides a heat dissipating device, comprising: a heat absorption chamber filled with a cooling liquid; The cooling device comprises heat dissipation chambers, wherein the upper end and the lower end of each heat dissipation chamber are communicated with the heat absorption chamber through pipelines, the cooling liquid circularly flows in the heat absorption chamber and the heat dissipation chamber through the pipelines, air is reserved in a space formed by the communication of the heat absorption chamber and the heat dissipation chamber, the number of the heat dissipation chambers is at least two, and each heat dissipation chamber is independently communicated with the heat absorption chamber; The water pump is connected in series on a pipeline of the heat absorption chamber, which is communicated with the lower end of the heat dissipation chamber, and the water pump drives the cooling liquid to sequentially form a circulating waterway between the heat absorption chamber and different heat dissipation chambers. Preferably, the number of the water pumps is the same as that of the heat dissipation chambers, each heat dissipation chamber is communicated with an independent water pump, and the water pumps are started in sequence and work intermittently. Preferably, the heat dissipating device further comprises a reversing valve, one end of the water pump is communicated with the heat absorbing chamber, the other end of the water pump is communicated with the reversing valve, the reversing valve is communicated with each heat dissipating chamber, the reversing valve is sequentially communicated with the water pump and each heat dissipating chamber, and the water pump continuously works. Preferably, the water outlet end of the water pump faces the heat absorption chamber, the vertical height of the heat absorption chamber is lower than that of the heat dissipation chamber, the liquid level is used for immersing the heat absorption chamber, and air is uniformly dispersed in each heat dissipation chamber. Preferably, the water outlet end of the water pump faces the heat dissipation chamber, the vertical height of the heat absorption chamber is higher than that of the heat dissipation chamber, the liquid level is immersed in the heat dissipation chamber, and the air is located in the heat absorption chamber. Preferably, the heat dissipation chamber is a columnar hollow shell, the heat dissipation chamber is integrally formed with a penetrating heat dissipation hole, and the heat dissipation chamber is in a honeycomb briquette shape. Preferably, the heat dissipation device further comprises an electric control assembly, the electric control assembly comp