CN2516917Y - Cooling device of semiconductor refrigeration - Google Patents
Cooling device of semiconductor refrigeration Download PDFInfo
- Publication number
- CN2516917Y CN2516917Y CN 01257866 CN01257866U CN2516917Y CN 2516917 Y CN2516917 Y CN 2516917Y CN 01257866 CN01257866 CN 01257866 CN 01257866 U CN01257866 U CN 01257866U CN 2516917 Y CN2516917 Y CN 2516917Y
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- China
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- heat
- section bar
- radiator
- passage
- aluminium section
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Abstract
The utility model discloses a heat-dissipation device belonging to semiconductor refrigerating, which is characterized in that: a circulation loop is formed by an electric pump, a radiator and aluminum profile; the radiator tightly sticks to an axial fan; the aluminum profile sticks to a hot end face of a refrigerating sheet using plane aluminum plate as a heat absorption area; a heat exchange area divided by reinforcing plates of heat exchange into a plurality of channels is arranged at the place tightly sticking to the aluminum plate and is a plurality of fins arranged outside the channels. Liquid with high temperature in the heat exchange area is sent into the radiator by the electric pump through a duct and heat is eliminated by the axial fan. The utility model has the advantages of good heat dissipation effect and long service life.
Description
The utility model relates to a kind of heat abstractor, specifically belongs to a kind of heat abstractor of semiconductor refrigerating.
Supplying product such as the water dispenser made with semiconductor refrigerating technology in the market, is to adopt the forced ventilation heat radiation, promptly at the hot junction of semiconductor cooler face tradition habitual aluminium section bar radiator and a small fan is set.Because the quality of refrigerating sheet refrigeration is relevant with radiating condition, thereby heat exchanger partly is the key that realizes good heat radiating.Embody the quality of its refrigeration, can directly measure the operating current of refrigerating sheet, operating current is big, the side light good heat dissipation effect, and refrigerating capacity is big, on the contrary then refrigerating capacity is few.As Chinese patent ZL97208782.6, name is called: " a kind of improvement of semiconductor ice making hot shot water machine heat-exchanger rig ", the problem that this structure exists is owing to use the aluminium section bar radiator to add the form of small fan, cause thermograde big, particularly under the environment more than 35 ℃, heat passes to the radiating ribs of joining from radiating surface more slowly and exchanges, and promptly can not be rapidly the hot junction surface temperature of refrigerating sheet be effectively reduced.Environment temperature is 40 ℃, use above-mentioned radiator, the hot junction surface temperature of semiconductor chilling plate will reach about 50 ℃, under so high hot junction surface temperature, the refrigerating efficiency of semiconductor cooler is all very low, and it is impossible making drinking water under the room temperature be reduced to below 10 ℃ the temperature in two hours.Moreover, shutting down under the keeping warm mode, be easy to room temperature be passed in the household freezer by the aluminium section bar radiator, cause energy to leak.Therefore, must be in half duty, form cold barrier, operating voltage is reduced, be in the heat insulation work state to keep refrigerating sheet.Another kind is a water-cooling, as Chinese patent ZL95236961.3 number, name is called " a kind of TEC heat exchanger ", it adopts a heat exchange body, have the liquid circulation passage on the one plane, it is the liquid inlet and outlet mouth of pipe that the heat exchange body is passed at passage head and the tail two ends, and the conduit wall between passage and the passage is a radiating ribs, the one side that the heat exchange body is provided with the liquid circulation passage is a composition plane, and this plane and the refrigerating sheet plane that is cooled engages and constitutes closed liquid communication passage.It is direct that this water-cooling heat radiating device has heat exchange, can directly the center high temperature on refrigerating sheet surface be sent rapidly to dispel the heat, and solves the insoluble problem of wind-cooling heat dissipating substantially, and refrigerating capacity is big, efficient height, good heat dissipation effect.Facts have proved that the heat exchanger that metal is made exists too and easily room temperature passed in the incubator, causes energy to leak, and must be in half duty, forms cold barrier, is in the low temperature keeping warm mode to keep refrigerating sheet under shutting down keeping warm mode.But the working time is long very high to the quality requirement of electric pump, and general motor is difficult to be competent at.As the cooling of not infusing, can not ensure that then refrigerating sheet is incubated when half duty, the serious refrigerating sheet that may cause burns.Simultaneously, this sealing structure is poor, leaks easily and damages product, and refrigerating sheet contacts with cooling fluid for a long time, and cooling fluid can be infiltrated and be caused short circuit in the refrigerating sheet and burn product.Therefore, find to use the freeze hot drinking water machine of water-cooling on the market.
The purpose of this utility model is to provide a kind of good heat dissipation effect, long service life, heat abstractor simple in structure, compact, convenient for production.
The purpose of this utility model is achieved in that this heat abstractor constitutes closed circuit by electric pump, radiator, aluminium section bar, and radiator and aerofoil fan are also together.
Aluminium section bar is provided with heat absorption district and radiating area, between heat absorption district and radiating area, heat transfer zone is set, the plane aluminium sheet of aluminium section bar is as the heat absorption district, be attached to the hot junction face of refrigerating sheet, the aluminium sheet place of being close to the heat absorption district is provided with the heat transfer zone that is divided into a plurality of passages by the heat exchange gusset, and radiating area is the some fins that are provided with outside passage.
Heat abstractor is sent the high-temp liquid of heat transfer zone to radiator by electric pump by conduit, is dispelled the heat by aerofoil fan.
Both sides along plane, aluminium section bar heat absorption district extend outward flank, and some fins reach on the flank outward perpendicular to passage.
Described passage, heat exchange gusset, flank, fin all are the aluminium section bars that forms with the aluminium monoblock cast.
Heat abstractor also has a shell, and shell is provided with a circular hole, and aerofoil fan is close to circular hole and is installed, and radiator is close to and is installed on the aerofoil fan, and shell and aerofoil fan, radiator constitute integral body to be fixed with the fin of aluminium section bar again, thereby constitutes a heat dissipation wind channel.
The two ends of section bar passage are provided with kuppe, and kuppe one end is connected with passage, and the other end is established interface tube, is connected with conduit.Below in conjunction with the drawings and Examples explanation, further illustrate operation principle of the present utility model and structure.
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation of an embodiment of aluminium section bar;
Fig. 3 is the structural representation of another embodiment of aluminium section bar;
Fig. 4 is the structural representation of another embodiment of the utility model.
As shown in Figure 1, the utility model heat abstractor constitutes closed circuit by electric pump 1, radiator 2, aluminium section bar 3, radiator 2 and aerofoil fan 4 are also together, aluminium section bar 3 by the plane aluminium sheet 5 of thickness between 1 millimeter to 8 millimeters as the heat absorption district, be attached to the hot junction face of refrigerating sheet, be close to aluminium sheet 5 places and be provided with the heat transfer zone that is divided into a plurality of passages 7 by heat exchange gusset 6, radiating area is the some fins 8 that are provided with outside passage 7; Heat abstractor is sent the high-temp liquid of heat transfer zone to radiator 2 by electric pump 1 by conduit 9, by aerofoil fan 4 heat radiations.Be to improve radiating effect, extend outward flank 10 along the both sides in aluminium section bar heat absorption district, some fins 8 are perpendicular on the aluminium sheet plane and be located on the flank 10.
Described passage 7, heat exchange gusset 6, flank 10, fin 8 all are the aluminium section bars that forms with the aluminium monoblock cast.
Heat abstractor also has a shell 11, shell 11 is provided with a circular hole, and aerofoil fan 4 is close to circular hole and is installed, and radiator 2 is close to and is installed on the aerofoil fan 4, shell 11 constitutes an integral body with aerofoil fan 4, radiator 2 to be fixed with the fin 8 of aluminium section bar again, thereby constitutes whole.
The two ends of section bar passage are provided with kuppe, and kuppe one end is connected with passage 7, and the other end is established interface tube, are connected with conduit 9.
Above-mentioned aluminium section bar, on the architecture basics that possesses heat absorption district, heat transfer zone and radiating area, the concrete shape of aluminium section bar can be a various ways, as shown in Figure 2, the Qian shape is distinguished in heat absorption, and the heat absorption district is done for the plane in Qian type bottom, be attached to the hot junction face of refrigerating sheet, aluminium sheet 5 places of being close to the heat absorption district are provided with the heat transfer zone that is divided into a plurality of passages 7 by heat exchange gusset 6, and radiating area is the some fins 8 that are provided with outside passage 7, and the district of promptly absorbing heat is consistent with the width of heat transfer zone, radiating area.
For improving radiating effect, the both sides in aluminium section bar heat absorption district extend outward flank 10, and its form of stretching out can be to distinguish plane aluminium sheet 5 at grade with heat absorption, also can be or not same plane, as shown in Figure 3.
The utility model also has other embodiment, and as shown in Figure 4, described radiating area is divided into two parts, and an aerofoil fan 4 constitutes a heat dissipation wind channel with aluminium section bar, and a radiator that is connected with the aluminium section bar pipeline is close to another aerofoil fan 4 ' and is constituted another heat dissipation wind channel.
Operation principle of the present utility model and major advantage are:
Heat abstractor of the present utility model is by electric pump 1, the passage 7 of sending cooling fluid to heat transfer zone by conduit 9 carries out heat exchange, bring radiator 2 into after absorbing heat, by aerofoil fan 4 heat radiations, simultaneously, as the heat absorption district, its inside is divided into a plurality of passages 7 by heat exchange gusset 6 to aluminium section bar with plane aluminium sheet 5, make radiating area with some fins 8, form water-cooled and heat abstractor air-cooled and that deposit.Owing to be provided with heat exchange gusset 6 in the passage 7, be positioned at the hot junction face direct heat transfer of refrigerating sheet, the heat absorption efficiency height, radiating rate is fast; Passage 7, heat exchange gusset 6, flank 10, fin 8 all is the aluminium section bar that forms with the aluminium monoblock cast, it is low to have a cost, is easy to produce; It is whole that aerofoil fan 4, radiator 2 constitute whole fin 8 fixing formations with aluminium section bar, the fastness height; Under keeping warm mode, can stop electric pump 1 transfusion cooling, only, also can satisfy the heat radiation requirement that is in refrigerating sheet under half duty with 4 pairs of aluminium section bar heat radiations of aerofoil fan.Therefore, both solve the problem that wind-cooling heat dissipating is difficult to dispel the heat under the condition of high temperature, solved the sealing and the electric pump problem in service life of water-cooling again, improved practicality of the present utility model widely.
Claims (8)
1, a kind of heat abstractor of semiconductor refrigerating constitutes closed circuit by electric pump, radiator, aluminium section bar, and radiator is characterized in that with aerofoil fan and ground:
Aluminium section bar is provided with heat absorption district and radiating area, between heat absorption district and radiating area, heat transfer zone is set, aluminium section bar is close to the plane aluminium sheet of cooling piece hot junction face as the heat absorption district, and heat transfer zone is to be close to the set passage of heat absorption aluminium sheet, and radiating area is the fin in the passage arranged outside;
Heat abstractor is sent the high-temp liquid of heat transfer zone to radiator by electric pump by conduit, is dispelled the heat by aerofoil fan.
2, heat abstractor according to claim 1 is characterized in that: the passage of described aluminium section bar heat transfer zone, its inside is divided into a plurality of passages side by side by the heat exchange gusset.
3, heat abstractor according to claim 1 is characterized in that: described fin is by the outside of some fins perpendicular to passage.
4, heat abstractor according to claim 3 is characterized in that: the both sides along plane, aluminium section bar heat absorption district extend outward flank, and some fins reach on the flank outward perpendicular to passage.
5, according to claim 2 or 4 described heat abstractors, it is characterized in that: described passage, heat exchange gusset, flank, fin all are the aluminium section bars that forms with the aluminium monoblock cast.
6, heat abstractor according to claim 1, it is characterized in that: heat abstractor also has a shell, shell is provided with a circular hole, aerofoil fan is close to circular hole and is installed, radiator and aerofoil fan are also together, shell and aerofoil fan, radiator constitute an integral body to be fixed with the fin of aluminium section bar again, thereby constitutes a heat dissipation wind channel.
7, heat abstractor according to claim 1 is characterized in that: the two ends of section bar passage are provided with kuppe, and kuppe one end is connected with passage, and the other end is established interface tube, is connected with conduit.
8, heat abstractor according to claim 1, it is characterized in that, described radiating area is divided into two parts, and an aerofoil fan and aluminium section bar constitute a heat dissipation wind channel, and a radiator that is connected with the aluminium section bar pipeline and another aerofoil fan also constitute another heat dissipation wind channel together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01257866 CN2516917Y (en) | 2001-11-08 | 2001-11-08 | Cooling device of semiconductor refrigeration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01257866 CN2516917Y (en) | 2001-11-08 | 2001-11-08 | Cooling device of semiconductor refrigeration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2516917Y true CN2516917Y (en) | 2002-10-16 |
Family
ID=33666548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01257866 Expired - Fee Related CN2516917Y (en) | 2001-11-08 | 2001-11-08 | Cooling device of semiconductor refrigeration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2516917Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766344A (en) * | 2016-11-29 | 2017-05-31 | 珠海格力电器股份有限公司 | Semiconductor electronic refrigerating system and the net water dispenser with it |
-
2001
- 2001-11-08 CN CN 01257866 patent/CN2516917Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766344A (en) * | 2016-11-29 | 2017-05-31 | 珠海格力电器股份有限公司 | Semiconductor electronic refrigerating system and the net water dispenser with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |