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CN-121993857-A - Handheld semiconductor refrigeration fan

CN121993857ACN 121993857 ACN121993857 ACN 121993857ACN-121993857-A

Abstract

The invention discloses a handheld semiconductor refrigeration fan, which aims to provide a handheld semiconductor refrigeration fan capable of effectively isolating a hot end and a cold end of a semiconductor refrigeration module and avoiding mutual interference of the hot end and the cold end of the semiconductor refrigeration module, so that cooling and cold air blowing are realized, and the power consumption of the semiconductor refrigeration module is reduced. The semiconductor device comprises a shell, wherein a fan chamber and a semiconductor chamber are arranged in the shell, a partition board is arranged in the semiconductor chamber, the partition board divides the semiconductor chamber into a hot air chamber and a cold air chamber, the hot air chamber and the cold air chamber are both communicated with the fan chamber, and an air inlet communicated with the fan chamber, a hot air outlet communicated with the hot air chamber and a cold air outlet communicated with the cold air chamber are also arranged on the shell; the semiconductor refrigerating module is arranged in the semiconductor chamber and comprises a cold end and a hot end, wherein the cold end and the hot end are respectively provided with a radiator, the radiators on the cold end and the cold end are positioned in the cold air chamber, and the radiators on the hot end and the hot end are positioned in the hot air chamber.

Inventors

  • WANG LEIQING

Assignees

  • 浙江先导热电科技股份有限公司

Dates

Publication Date
20260508
Application Date
20251107

Claims (10)

  1. 1. A hand-held semiconductor refrigeration fan, comprising: The shell is internally provided with a fan chamber and a semiconductor chamber, the semiconductor chamber is internally provided with a baffle plate, the baffle plate divides the semiconductor chamber into a hot air chamber and a cold air chamber, the hot air chamber and the cold air chamber are both communicated with the fan chamber, and the shell is also provided with an air inlet communicated with the fan chamber, a hot air outlet communicated with the hot air chamber and a cold air outlet communicated with the cold air chamber; the fan is arranged in the fan chamber and blows air towards the hot air chamber and the cold air chamber; the semiconductor refrigeration module is arranged in the semiconductor chamber and comprises a cold end and a hot end, wherein the cold end and the hot end are respectively provided with a radiator, the radiators comprise a plurality of radiating fins, the radiators on the cold end and the cold end are positioned in the cold air chamber, and the radiators on the hot end and the hot end are positioned in the hot air chamber.
  2. 2. The hand-held semiconductor refrigeration fan as recited in claim 1 wherein the partition includes a main partition and a deflector, the main partition being adjacent to the fan chamber, the deflector extending obliquely upward from one end of the main partition, the cold air outlet being located at one end of the housing, the hot air outlet being located on a side of the housing above the deflector, the hot air outlet being vented upward.
  3. 3. The semiconductor refrigeration fan of claim 1, wherein the partition comprises a main partition and a louver, the main partition is adjacent to the fan chamber, the louver extends obliquely upwards from one end of the main partition, the louver comprises a window frame, a plurality of blades rotatably arranged in the window frame and a driving mechanism, the driving mechanism drives the blades to rotate so as to adjust the opening degree of the louver, and when the blades of the louver are opened, part of air flow in the hot air chamber can enter the cold air chamber through the louver.
  4. 4. A hand-held semiconductor refrigeration fan according to claim 3 wherein said cool air outlet is provided at one end of the housing, the hot air outlet is provided on the side of the housing above the louver, and the hot air outlet is vented upwardly.
  5. 5. The hand-held semiconductor refrigeration fan according to claim 1, 2, 3 or 4, wherein the housing is cylindrical, the cool air outlet is provided at one end of the cylindrical housing, the semiconductor chamber is located near the end of the housing where the cool air outlet is located, the air inlet is provided at the other end of the cylindrical housing, the fan chamber is located near the end of the housing where the air inlet is located, and the hot air outlet is provided on the outer side of the cylindrical housing.
  6. 6. The semiconductor refrigeration fan according to claim 1, 2, 3 or 4, wherein the semiconductor refrigeration module further comprises an outer frame, two ends of the outer frame are opened, the cold end, the hot end and the radiator are all arranged in the outer frame, a heat dissipation channel formed between the radiating fins of the radiator is communicated with the two ends of the frame, one part of the frame is positioned in the hot air chamber, the other part of the frame is positioned in the cold air chamber, one end of the frame faces the fan chamber, and the other end of the frame positioned in the cold air chamber faces the cold air outlet.
  7. 7. The semiconductor refrigeration fan of claim 6, wherein the cold air chamber is further provided with a sealing plate, and a space between the frame in the cold air chamber and the inner wall of the cold air chamber is covered by the sealing plate.
  8. 8. The hand-held semiconductor refrigeration fan according to claim 1,2,3 or 4, further comprising a refrigeration operation mode and a heating operation mode, wherein when the hand-held semiconductor refrigeration fan is in the refrigeration operation mode, the cold end temperature of the semiconductor refrigeration module is lower than the hot end temperature, and the cold air outlet blows cold air; When the handheld semiconductor refrigeration fan is in a heating working mode, the temperature of the cold end of the semiconductor refrigeration module is higher than that of the hot end, and the cold air outlet blows hot air.
  9. 9. A hand-held semiconductor refrigeration fan according to claim 1, 2, 3 or 4 and also comprising an aluminum ice pack disposed on the outer surface of the housing where the cool air outlet is located.
  10. 10. The semiconductor refrigeration fan of claim 1,2, 3 or 4, further comprising a handle, a battery and a controller, wherein the handle is connected with the housing, the handle is of hollow structure, the battery and the controller are disposed in the handle, and the battery supplies power to the fan and the semiconductor refrigeration module.

Description

Handheld semiconductor refrigeration fan Technical Field The invention relates to the technical field of semiconductor refrigeration, in particular to a handheld semiconductor refrigeration fan. Background At present, handheld refrigeration fans in the market are divided into two types, one type adopts a semiconductor refrigeration mode and the other type adopts a superconducting magnetic refrigeration mode. The handheld refrigeration fan in the semiconductor refrigeration mode can only cool the aluminum blocks on the surface of the fan or cool the aluminum blocks at the air outlet of the fan, and consumers can only feel cold when the aluminum blocks are attached to the skin of a human body. Meanwhile, the heat dissipation of the hot end of the semiconductor refrigerator is affected, and the air blown out by the fan is hot air higher than the ambient temperature, so that the use comfort is affected. For example, chinese patent publication No. CN112212540a, the name of the invention is a neck hanging fan with semiconductor refrigeration function, which comprises a bracket and fans connected to two ends of the bracket, the middle part of the bracket is provided with a semiconductor refrigeration component, the semiconductor refrigeration component comprises a heat conducting sheet and a semiconductor refrigeration sheet, the heat conducting sheet is exposed out of the inner side of the bracket and is used for contacting with the back neck of the user, and the heat conducting sheet of the semiconductor refrigeration component passing through the middle part is attached to the back neck of the user, so that the cooling effect is achieved. Disclosure of Invention The invention aims to provide a handheld semiconductor refrigeration fan which can effectively isolate the hot end and the cold end of a semiconductor refrigeration module, avoid uncontrollable interference influence caused by cold and hot air flows, realize cooling and cold air blowing and is beneficial to reducing the power consumption of the semiconductor refrigeration module. The technical scheme of the invention is as follows: A hand-held semiconductor refrigeration fan comprising: The shell is internally provided with a fan chamber and a semiconductor chamber, the semiconductor chamber is internally provided with a baffle plate, the baffle plate divides the semiconductor chamber into a hot air chamber and a cold air chamber, the hot air chamber and the cold air chamber are both communicated with the fan chamber, and the shell is also provided with an air inlet communicated with the fan chamber, a hot air outlet communicated with the hot air chamber and a cold air outlet communicated with the cold air chamber; the fan is arranged in the fan chamber and blows air towards the hot air chamber and the cold air chamber; the semiconductor refrigeration module is arranged in the semiconductor chamber and comprises a cold end and a hot end, wherein the cold end and the hot end are respectively provided with a radiator, the radiators comprise a plurality of radiating fins, the radiators on the cold end and the cold end are positioned in the cold air chamber, and the radiators on the hot end and the hot end are positioned in the hot air chamber. The specific operation of a hand-held semiconductor refrigeration fan of the present solution is as follows, When the handheld semiconductor refrigeration fan works, the fan and the semiconductor refrigeration module work simultaneously. In the normal working process of the semiconductor refrigeration module, the temperature difference between the cold end and the hot end can reach 70 ℃, the cold end absorbs the temperature in a cold air chamber through a corresponding radiator, the heat of the hot end is emitted to a hot air chamber through the corresponding radiator, the cold air in the cold air chamber is blown to the hot air chamber and the cold air chamber through the same fan, cooling and blowing cold air are realized, meanwhile, the hot air in the hot air chamber is discharged through the hot air outlet, the heat dissipation of the hot end and the radiator on the hot end is effectively accelerated, and therefore the hot end and the cold end of the semiconductor refrigeration module can be effectively isolated, uncontrollable interference influence caused by cold and hot air flows is avoided, cooling and blowing cold air is realized, the use comfort level of a user is improved, and the heat exchange efficiency of the heat radiator on the hot end and the hot end is effectively improved through the same fan, so that the power consumption of the semiconductor refrigeration module is reduced. Preferably, the partition plate comprises a main partition plate and a flow guide partition plate, the main partition plate is close to the fan chamber, the flow guide partition plate extends upwards obliquely from one end of the main partition plate, the cold air outlet is arranged at one end of the shell, the hot air outlet