CN201653028U - Portable thermoelectric temperature control box - Google Patents
Portable thermoelectric temperature control box Download PDFInfo
- Publication number
- CN201653028U CN201653028U CN2009202511716U CN200920251171U CN201653028U CN 201653028 U CN201653028 U CN 201653028U CN 2009202511716 U CN2009202511716 U CN 2009202511716U CN 200920251171 U CN200920251171 U CN 200920251171U CN 201653028 U CN201653028 U CN 201653028U
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- thermoelectric
- radiator
- cooling module
- box body
- thermoelectric cooling
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Abstract
The utility model relates to a portable thermoelectric temperature control box, which comprises a box body, a refrigerating system, a radiating system and a temperature control device; a hole is formed on the back side of the box body; thermoelectric refrigerating components and a guide block in the refrigerating system are positioned in the hole on the wall of the box body; a radiator in the refrigerating system is positioned in the box body; the radiating system is positioned outside the box body; a water circulation loop is serially connected with a panel radiator with a ball-bearing fan; the thermoelectric refrigerating components adopts three TEC1-10705 type thermoelectric refrigerating components which are connected in series; and heat insulating material is arranged among the thermoelectric refrigerating components. Since the three thermoelectric components are adopted as the thermoelectric refrigerating components, the temperature ranges from minus 12 DEG C to 35 DEG C; with the adoption of the ball-bearing fan, the problem of heat accumulation of the high-power thermoelectric refrigerating components is solved; and by adopting the external water circulation radiating system, the radiating area and the effective volume in the temperature control box are increased, and the use efficiency of the thermoelectric temperature control box is enhanced. Therefore, the utility model is widely applicable to households, guesthouses, in-vehicle travel, storage of medicines, etc.
Description
Technical field
The utility model belongs to the thermoelectric (al) cooling technical field, especially relates to the automatically controlled incubator of a kind of portable temperature difference.
Background technology
Present cold storage plants such as the known medicine of carrying, chemical reagent, be mostly hot side heat by thermoelectric cooling module by wind-cooling heat dissipating, the cold storage plant that the huyashi-chuuka (cold chinese-style noodles) cold is made by the cold exchange of the inner realization of aluminium alloy cold drawing and case.Simple cold drawing structure makes that the cold exchange efficiency of aluminium sheet and inner space is low, can not realize degree of depth refrigeration, the refrigeration degree of depth only is 7-10 ℃, and accurate refrigeration temperature can't be set, and effectively the refrigeration volume is little, only is the 5-10 liter usually, especially in high-temperature season, this refrigerating box can not satisfy the requirement of low temperature article storage, has to use the common compressor refrigerator, has not only caused energy waste, but also has been not easy to carry.
Find that through retrieval the patent No. is 200620027666.7, publication number is CN200968744Y, patent name is: the utility model patent of water circulation small-size temperature-difference electric temperature regulating device, a cooling system that has entery and delivery port is disclosed in its specification, form water-flow circuit by pipeline and magnetic drive pump, attemperater and temperature control equipment, load, temperature control equipment comprise temperature control instrument, thermocouple and; Refrigerating system comprises by rib-type cold-exchange and cold-exchange end cap and constitutes airtight internal rib chip cold-exchange water tank, with the cold-exchange water tank is symmetry, two outsides are disposed with thermoelectric cooling module, guide block, radiator, ventilating fan, by clamping device it are connected as a single entity.Owing in water circulation circulation, adopted temperature control equipment, can refrigerated storage temperature accurately be set according to the requirement of chilled goods, ensured the refrigeration quality of article, be convenient to laboratory and field work; But because the inner design problem that adopts rib structure and thermoelectric cooling module of cold-exchange water tank, its refrigeration temperature range only is confined to-5 ℃～10 ℃, limited the refrigeration of article in addition of-5 ℃～10 ℃ temperature, and because water-flow circuit and refrigeration partly are positioned at device inside, reduce the dischargeable capacity in the temperature-controlled box, influenced the service efficiency of thermoelectric temperature-controlled box.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art part, provides a kind of portable temperature difference that the temperature working range is wide, dischargeable capacity is big automatically controlled incubator.
The purpose of this utility model is achieved through the following technical solutions:
The automatically controlled incubator of a kind of portable temperature difference comprises casing, refrigerating system, cooling system and temperature control equipment; Refrigerating system comprises thermoelectric cooling module, and the thermoelectric cooling module huyashi-chuuka (cold chinese-style noodles) posts guide block, hot side posts the radiator that has ventilating fan; Cooling system comprises the water jacket that is attached to the guide block another side, has the water-flow circuit of magnetic drive pump; Temperature control equipment comprises the PID instrument that is fixed on box outer surface and the thermocouple in the casing, box back surface has a hole, thermoelectric cooling module in the refrigerating system and guide block are arranged in the hole of box body wall, the radiator of refrigerating system is positioned at box house, cooling system is an external water cycle cooling system, be positioned at the casing outside, refrigerating system and cooling system be fixed on the box body wall by fastening bolt; Water-flow circuit is serially connected with the panel radiator that has the ball fan; Thermoelectric cooling module is the TEC1-10705 type thermoelectric cooling module of three series connection, is provided with insulation material between the thermoelectric cooling module.
And described box body wall is made of the two layers of plastic that the centre accompanies the foaming of polyamine fat.
And hot and cold of described thermoelectric cooling module all scribbles heat-conducting silicone grease.
And described insulation material is the foaming of polyamine fat.
And the radiator in the described refrigerating system is the straight burr finned radiator, and its ventilating fan is the ball fan.
And described guide block is the aluminium guide block.
And radiator is an aluminium alloy straight burr finned radiator on the described thermoelectric cooling module hot side.
Advantage of the present utility model and beneficial effect are:
1, the utility model adopts three thermoelectric assemblies as refrigerating assembly, and temperature range reaches-12 to 35 ℃; The ball fan that adopts is heat absorption of thermoelectric assembly and case internal heat dissipating the most effective the most direct transmission media, and stirring that it rises and transfer function make that temperature-controlled box internal temperature field is even, have solved the problem that high-power thermoelectric component heat gathers; External water cycle cooling system when having increased area of dissipation, has strengthened the dischargeable capacity in the temperature-controlled box, has improved the service efficiency of thermoelectric temperature-controlled box.
2, the utility model adopts panel radiator, has realized forced air cooling and the organic combination of water-cooling technology, has improved radiating efficiency greatly.
3, the utility model adopts the straight burr finned radiator, and changing huyashi-chuuka (cold chinese-style noodles) long-pending is 2 times of identical rib sheet heat radiator, changes cold efficiency and improves greatly.
Description of drawings
Fig. 1 is a structure cross-sectional schematic of the present utility model;
Fig. 2 is a circuit connection diagram of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and by specific embodiment, and following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
The automatically controlled incubator of a kind of portable temperature difference comprises casing 1, refrigerating system, cooling system and temperature control equipment; Refrigerating system comprises thermoelectric cooling module 5, and the thermoelectric cooling module huyashi-chuuka (cold chinese-style noodles) posts guide block 4, hot side posts the radiator 7 that has ventilating fan 8; Cooling system comprises the water jacket 3 that is attached to the guide block another side, has the water-flow circuit 10 of magnetic drive pump 13; Temperature control equipment comprises the PID instrument 14 that is fixed on box outer surface, the thermocouple 15 in the casing.
Innovative point of the present utility model is:
Box back surface has a hole, and thermoelectric cooling module in the refrigerating system and guide block are arranged in the hole of box body wall, and the radiator of refrigerating system is positioned at box house, and cooling system is an external water cycle cooling system, is positioned at the casing outside; Fastening bolt 2 is fixed on refrigerating system and cooling system on the box body wall; The water-flow circuit serial connection has the panel radiator 11 of ball fan 12; Thermoelectric cooling module is the TEC1-10705 type thermoelectric cooling module of three series connection, is provided with insulation material 6 between the thermoelectric cooling module; Box body wall is made of the two layers of plastic that the centre accompanies polyamine fat foaming 9; Hot and cold of thermoelectric cooling module all scribbles heat-conducting silicone grease; Insulation material is the foaming of polyamine fat; Radiator in the refrigerating system is the straight burr finned radiator, and its ventilating fan is the ball fan; Guide block is the aluminium guide block; Radiator is an aluminium alloy straight burr finned radiator on the thermoelectric cooling module hot side.
Embodiment: in accompanying drawing 1, the automatically controlled incubator appearance and size of portable temperature difference 400mm * 450mm * 550mm, box body wall is the middle plastics that accompany the thick polyamine fat of 40mm insulating foam layer.Dischargeable capacity 55.65L in the case.Box back surface has the rectangular opening of a 300mm * 80mm, is used to assemble thermoelectric cooling module and guide block.Fastening bolt connects straight burr finned radiator and water jacket, and guide block and thermoelectric assembly are clamped in the middle of the box body wall, and the foaming of polyamine fat is filled as insulation material in the gap.Panel radiator, water jacket, water-flow circuit and magnetic drive pump are positioned at the casing outside or external separately, constitute the external cooling system.The automatically controlled incubator of the portable temperature difference adopts 3 TEC1-10705 type thermoelectric assemblies to be connected in series, quota operating voltage 24V, operating current 3.6A, the thermoelectric cooling module huyashi-chuuka (cold chinese-style noodles) closely is connected with the straight burr finned radiator, realization is changed cold, and the straight burr finned radiator is an aluminum alloy material, and substrate thickness is 5m, fin thickness 1mm, spacing 2mm, appearance and size length * wide * height are 300mm * 150mm * 39mm.Three media that the ball fan is changed as heat in the casing are realized conducting heat.The thermoelectric cooling module hot side contacts with the aluminium guide block, and aluminium guide block and water jacket and panel radiator constitute the hot side cooling system; Panel radiator appearance and size length * wide * height is 200mm * 146mm * 65mm, the wide 3mm of Aluminum Hollow alloy floor, wall thickness 0.5mm, interval 8mm, have the folding thin airfoil red copper fin of 13 row, conduct the heat that by aluminium alloy dividing plate and red copper fin and shed by major diameter ball fan forced air cooling.
Operation principle of the present utility model is: when whole system was in holding state, the PID instrument showed current thermocouple mensuration temperature.Open magnetic drive pump, recirculated water is in flow regime.Start power supply, thermoelectric cooling module is started working, and by feeding back signal to the PID instrument, temperature is controlled in the refrigeration output of by-pass cock power supply according to the different temperatures thermocouple.Test for 30 ℃ in room temperature, when Switching Power Supply quota work output 24V, final temperature maintains-12 ℃ in the casing.Because the PID instrument has self-setting function, can in real time current monitor temperature signal feedback be arrived the PID instrument, the output signal control refrigeration time and the degree of depth so move in circles and realize the continuous precision temperature control of the automatically controlled incubator of the portable temperature difference.
Claims (7)
1. the automatically controlled incubator of the portable temperature difference comprises casing, refrigerating system, cooling system and temperature control equipment; Refrigerating system comprises thermoelectric cooling module, and the thermoelectric cooling module huyashi-chuuka (cold chinese-style noodles) posts guide block, hot side posts the radiator that has ventilating fan; Cooling system comprises the water jacket that is attached to the guide block another side, has the water-flow circuit of magnetic drive pump; Temperature control equipment comprises the PID instrument that is fixed on box outer surface and the thermocouple in the casing, it is characterized in that: box back surface has a hole, thermoelectric cooling module in the refrigerating system and guide block are arranged in the hole of box body wall, the radiator of refrigerating system is positioned at box house, cooling system is an external water cycle cooling system, be positioned at the casing outside, refrigerating system and cooling system be fixed on the box body wall by fastening bolt; Water-flow circuit is serially connected with the panel radiator that has the ball fan; Thermoelectric cooling module is the TEC1-10705 type thermoelectric cooling module of three series connection, is provided with insulation material between the thermoelectric cooling module.
2. the automatically controlled incubator of the portable temperature difference according to claim 1 is characterized in that: described box body wall is made of the two layers of plastic that the centre accompanies the foaming of polyamine fat.
3. the automatically controlled incubator of the portable temperature difference according to claim 1 is characterized in that: hot and cold of described thermoelectric cooling module all scribbles heat-conducting silicone grease.
4. the automatically controlled incubator of the portable temperature difference according to claim 1 is characterized in that: described insulation material is the foaming of polyamine fat.
5. the automatically controlled incubator of the portable temperature difference according to claim 1 is characterized in that: the radiator in the described refrigerating system is the straight burr finned radiator, and its ventilating fan is the ball fan.
6. the automatically controlled incubator of the portable temperature difference according to claim 1 is characterized in that: described guide block is the aluminium guide block.
7. the automatically controlled incubator of the portable temperature difference according to claim 1 is characterized in that: radiator is an aluminium alloy straight burr finned radiator on the described thermoelectric cooling module hot side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202511716U CN201653028U (en) | 2009-12-01 | 2009-12-01 | Portable thermoelectric temperature control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202511716U CN201653028U (en) | 2009-12-01 | 2009-12-01 | Portable thermoelectric temperature control box |
Publications (1)
| Publication Number | Publication Date |
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| CN201653028U true CN201653028U (en) | 2010-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202511716U Expired - Fee Related CN201653028U (en) | 2009-12-01 | 2009-12-01 | Portable thermoelectric temperature control box |
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| CN (1) | CN201653028U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169066A (en) * | 2011-01-10 | 2011-08-31 | 浙江大学 | Small-size vibration-free quick temperature change test device |
| CN103336336A (en) * | 2013-06-28 | 2013-10-02 | 安徽量子通信技术有限公司 | Seal refrigerating box convenient to dismantle and mount and optical fiber via hole hermetically sealed connector |
| CN103954089A (en) * | 2014-05-16 | 2014-07-30 | 苏州安特实业有限公司 | Passive car refrigerator |
| CN104977093A (en) * | 2015-06-16 | 2015-10-14 | 华电电力科学研究院 | Pump inlet and outlet water temperature difference accurate measurement method in thermodynamic pump efficiency measurement |
| WO2022038393A1 (en) * | 2020-08-18 | 2022-02-24 | Ghadimkhani Amin | Cold and hot food boxes with temperature control on the app |
-
2009
- 2009-12-01 CN CN2009202511716U patent/CN201653028U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169066A (en) * | 2011-01-10 | 2011-08-31 | 浙江大学 | Small-size vibration-free quick temperature change test device |
| CN102169066B (en) * | 2011-01-10 | 2012-08-22 | 浙江大学 | Small-size vibration-free quick temperature change test device |
| CN103336336A (en) * | 2013-06-28 | 2013-10-02 | 安徽量子通信技术有限公司 | Seal refrigerating box convenient to dismantle and mount and optical fiber via hole hermetically sealed connector |
| CN103336336B (en) * | 2013-06-28 | 2015-01-28 | 安徽量子通信技术有限公司 | Seal refrigerating box convenient to dismantle and mount and optical fiber via hole hermetically sealed connector |
| CN103954089A (en) * | 2014-05-16 | 2014-07-30 | 苏州安特实业有限公司 | Passive car refrigerator |
| CN104977093A (en) * | 2015-06-16 | 2015-10-14 | 华电电力科学研究院 | Pump inlet and outlet water temperature difference accurate measurement method in thermodynamic pump efficiency measurement |
| WO2022038393A1 (en) * | 2020-08-18 | 2022-02-24 | Ghadimkhani Amin | Cold and hot food boxes with temperature control on the app |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20151201 |
|
| EXPY | Termination of patent right or utility model |