CN202066620U - Temperature calibration device for light-duty semiconductor refrigeration - Google Patents
Temperature calibration device for light-duty semiconductor refrigeration Download PDFInfo
- Publication number
- CN202066620U CN202066620U CN2011200661538U CN201120066153U CN202066620U CN 202066620 U CN202066620 U CN 202066620U CN 2011200661538 U CN2011200661538 U CN 2011200661538U CN 201120066153 U CN201120066153 U CN 201120066153U CN 202066620 U CN202066620 U CN 202066620U
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- refrigeration
- heat
- temperature calibration
- semiconductor refrigeration
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Abstract
The utility model relates to a temperature calibration device for light-duty semiconductor refrigeration. The device comprises a refrigeration water tank and a semiconductor refrigeration sheet, wherein the cold end face of the semiconductor refrigeration sheet is attached to one end of the refrigeration water tank via a cold conduction block, heat conduction silicone grease is respectively coated between the semiconductor refrigeration sheet and the cold conduction block and between the cold conduction block and the refrigeration water tank so as to increase heat transmission effect, a heat radiation fin and a heat radiation fan are attached to the hot end face of the semiconductor refrigeration sheet, and the semiconductor refrigeration sheet is connected with a 12v DC power supply. The device can change heating and refrigeration effects by changing the polarity of the power supply, and can use auxiliary electric heating for carrying out heating when the heating effect of the semiconductor refrigeration sheet cannot satisfy requirement. A heat-preserving layer is clad around the water tank, a heat-insulation layer is clad on peripheral internal wall surfaces, thus water in the water tank is isolated from external environment, and refrigeration efficiency and temperature control precision are improved. The device is reasonable in design, simple in structure, convenient in usage, and portable in carrying and conveying.
Description
Technical field
The utility model relates to a kind of temperature calibration equipment, especially a kind of temperature calibration equipment that utilizes semiconductor refrigerating.
Background technology
Semiconductor refrigerating is called focus refrigeration or temperature-difference refrigerating again.When DC current has refrigerating function, so-called thermoelectric cooling that Here it is when having the hot conductor group leader's of focus conversion loop.Because semiconductor material has good thermoelectric energy conversion characteristic, its application just really makes thermoelectric cooling practicability, generally adopted in the world, the people call semiconductor refrigerating to thermoelectric cooling again for this reason, and it mainly is the application of paltie effect aspect Refrigeration Technique.
Semiconductor refrigerating is obtaining application widely aspect industry, health care, the military affairs etc. a lot.Semiconductor refrigerating is a Refrigeration Technique that bright prospects are arranged.
The temperature calibration device of semiconductor refrigerating is to demarcate thermometer, thermopair equitemperature equipment degree of accuracy.What we used generally speaking all is the temperature calibration device of mechanical type refrigeration, the common drawback of these devices just is to use be cold-producing medium to environment damage and comparison heaviness, noise is big, carrying inconvenience.The temperature calibration equipment of semiconductor refrigerating has that device structure is simple, reliability is high, pollution-free, long-life, can accurately regulate, and rate of energy is not main reference factor.Temperature calibration equipment discussed here, adopt focus refrigerator refrigeration, only need to connect direct supply and get final product work, can realize to the medium in the equipment being that water is lowered the temperature or heated by changing direction of current, can satisfy requirement to the different temperature of equipment, possess the low temperature-controlled wide ranges, response speed is fast, simple in structure, volume is little, noise is little, with low cost.The automaticity height has reduced many-sided advantages such as gage work personnel labor intensity and reliability height to a great extent.
The temperature calibration equipment of semiconductor refrigerating on performance be common mechanical temperature calibration equipment can not compare.The temperature device of semiconductor refrigerating has made full use of the good characteristics of heat-conductive characteristic, the individual aspect performance of equipment is all improved, the temperature-adjusting circuit of configuration and effective, make thermostat structurally have characteristic, very good on performance, extremely convenient, practical in the use, become and demarcate the requisite testing equipment of all kinds of temperature equipment.
Summary of the invention
Shortcomings such as the utility model is the temperature calibration equipment that a kind of light-duty semiconductor refrigerating will be provided, and it is big to be used to solve existing temperature calibration noise of equipment, and equipment is heavy.
For achieving the above object, the technical solution of the utility model is: a kind of temperature calibration equipment of light-duty semiconductor refrigerating, comprise the refrigeration tank, semiconductor chilling plate, be characterized in: the cold junction face of semiconductor chilling plate is attached to an end of refrigeration tank by cool guiding block, scribble heat-conducting silicone grease respectively between semiconductor chilling plate and the cool guiding block and between cool guiding block and the refrigeration tank, the hot junction face of semiconductor chilling plate has heat radiator and radiator fan, and semiconductor chilling plate connects the 12v direct supply.
The refrigeration inboard wall of cistern is made by zinc-plated heat insulation steel plate, and refrigeration tank shell is filled heat-preservation cotton as heat-insulation layer.
Refrigeration tank top is provided with opening, is stamped lid on the opening, and lid area ratio open area is big slightly, adds pad therebetween all around.
Electric heating equipment is auxiliary to heat up as adding to set up heating rod in the refrigeration tank.
Set up buncher and stirring blades in the refrigeration tank, the interior water cycle of tank is used to freeze.
The beneficial effects of the utility model are: the present invention can change the refrigeration that heats of equipment by the polarity that changes power supply, adding thermal effect and can use auxiliary electrical heating to heat inaccessible time the when semiconductor chilling plate.Heat-insulation layer coats around the tank, and internal face around thermofin also coats is isolated water in the tank and external environment, improves the efficient and the temperature control precision of refrigeration.The utility model is reasonable in design, and is simple in structure, easy to use.
Description of drawings
Fig. 1 is the utility model structural representation
Embodiment
Existing embodiment is further described the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, the temperature calibration equipment of light-duty semiconductor refrigerating of the present utility model comprises the refrigeration tank, semiconductor chilling plate 7, buncher 4, heating rod 6, stirring blades 5, radiator fan 9 etc.
The cold junction face of semiconductor chilling plate 7 by cool guiding block be attached to the refrigeration tank an end, scribble heat-conducting silicone grease respectively between semiconductor chilling plate 7 and the cool guiding block and between cool guiding block and the refrigeration tank, the hot junction face of semiconductor chilling plate 7 is pasted with radiator fan 9.
Refrigeration tank shell 1 makes it keep a stationary temperature for lagging casing is used for the water in the refrigeration groove is incubated.Refrigeration inboard wall of cistern 2 is made by zinc-plated heat insulation steel plate.Refrigeration tank top is provided with opening, is stamped lid 3 on the opening, and lid area ratio open area is big slightly, adds pad therebetween all around.Set up buncher 4 and stirring blades 5 in the refrigeration tank, the interior water cycle of tank is used to freeze.When freezing or heating, open buncher 4 and drive stirring blades 5 rotations, the water in the refrigeration tank is stirred, the convection heat transfer of accelerating the chilled water trough inner water makes coolant-temperature gage evenly reach the cooling of quickening water or the speed of intensification.Electric heating equipment is auxiliary to heat up as adding to set up heating rod 6 in the refrigeration tank.Semiconductor chilling plate 7 is direct supplys of the logical 12v of core component of temperature calibration equipment, changes the heating or the refrigeration of cooling piece by the polarity that changes electricity.Power supply 8 comprises the 12v direct supply that supplies buncher 4 and heating rod 6 direct 220v alternating currents to also have semiconductor chilling plate 7 usefulness,
When freezing, at first start stirring blades 5, connect semiconductor chilling plate 7 and radiator fan 9.When heating, only need to change the positive-negative polarity on the semiconductor chilling plate 7, agitation fan 5 and radiator fan 9 continue operation, when the heating capacity of needs is big, connect the auxiliary electrical heating.
Claims (5)
1. the temperature calibration equipment of a light-duty semiconductor refrigerating, comprise the refrigeration tank, semiconductor chilling plate (7), it is characterized in that: the cold junction face of described semiconductor chilling plate (7) is attached to an end of refrigeration tank by cool guiding block, scribble heat-conducting silicone grease respectively between semiconductor chilling plate (7) and the cool guiding block and between cool guiding block and the refrigeration tank, the hot junction face of semiconductor chilling plate (7) is pasted with radiator fan (9), and semiconductor chilling plate (7) connects the 12v direct supply.
2. the temperature calibration equipment of light-duty semiconductor refrigerating according to claim 1, it is characterized in that: described refrigeration inboard wall of cistern is made by zinc-plated heat insulation steel plate, and refrigeration tank shell is filled heat-preservation cotton as heat-insulation layer.
3. the temperature calibration equipment of light-duty semiconductor refrigerating according to claim 1 is characterized in that: described refrigeration tank top is provided with opening, is stamped lid (3) on the opening, and lid (3) area ratio open area is big slightly, adds insulating pad around therebetween.
4. the temperature calibration equipment of light-duty semiconductor refrigerating according to claim 1 is characterized in that: set up heating rod (6) in the described refrigeration tank as adding the auxiliary intensification of electric heating equipment.
5. the temperature calibration equipment of light-duty semiconductor refrigerating according to claim 1 is characterized in that: set up buncher (4) and stirring blades (5) in the described refrigeration tank, the water cycle in the tank that is used to freeze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200661538U CN202066620U (en) | 2011-03-15 | 2011-03-15 | Temperature calibration device for light-duty semiconductor refrigeration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200661538U CN202066620U (en) | 2011-03-15 | 2011-03-15 | Temperature calibration device for light-duty semiconductor refrigeration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202066620U true CN202066620U (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200661538U Expired - Fee Related CN202066620U (en) | 2011-03-15 | 2011-03-15 | Temperature calibration device for light-duty semiconductor refrigeration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202066620U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444915A (en) * | 2016-09-13 | 2017-02-22 | 冠礼控制科技（上海）有限公司 | Electronic HF (hydrogen fluoride) temperature increasing and decreasing system |
| CN106647862A (en) * | 2017-02-13 | 2017-05-10 | 武汉工程大学 | Temperature regulating system |
| CN106644172A (en) * | 2017-01-23 | 2017-05-10 | 扬州大学 | Thermocouple cold-end thermostat device for portable field calibration and control method thereof |
| CN110658352A (en) * | 2019-10-14 | 2020-01-07 | 中国科学技术大学 | Sample introduction device |
-
2011
- 2011-03-15 CN CN2011200661538U patent/CN202066620U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444915A (en) * | 2016-09-13 | 2017-02-22 | 冠礼控制科技（上海）有限公司 | Electronic HF (hydrogen fluoride) temperature increasing and decreasing system |
| CN106444915B (en) * | 2016-09-13 | 2019-03-22 | 冠礼控制科技（上海）有限公司 | A kind of electronic type HF heating and cooling system |
| CN106644172A (en) * | 2017-01-23 | 2017-05-10 | 扬州大学 | Thermocouple cold-end thermostat device for portable field calibration and control method thereof |
| CN106647862A (en) * | 2017-02-13 | 2017-05-10 | 武汉工程大学 | Temperature regulating system |
| CN110658352A (en) * | 2019-10-14 | 2020-01-07 | 中国科学技术大学 | Sample introduction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20120315 |