CN103084233A - Atmosphere-controllable visible cooling device - Google Patents
Atmosphere-controllable visible cooling device Download PDFInfo
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- CN103084233A CN103084233A CN2013100061867A CN201310006186A CN103084233A CN 103084233 A CN103084233 A CN 103084233A CN 2013100061867 A CN2013100061867 A CN 2013100061867A CN 201310006186 A CN201310006186 A CN 201310006186A CN 103084233 A CN103084233 A CN 103084233A
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- box body
- cover plate
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- heat sink
- cooling
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Abstract
The invention discloses an atmosphere-controllable visible cooling device, comprising a box body, wherein the top of the box body is provided with a cover plate, the box body is internally provided with a ventilating baffle for dividing the space inside the box body into an upper space and a lower space, and the lower space of the box body is filled with a drying agent; and an air inlet communicated with the upper space of the box body and an air outlet communicated with the lower space of the box body are formed in the side face of the box body. According to the invention, by means of arranging a test sample to be loaded and cooled inside the box body with the cover plate and filling the drying agent in the lower space of the box body, the test sample is free from water participation in a cooling process; and meanwhile, the air inlet and the air outlet for cooling the test sample are formed in the side face of the box body, cooling gas is introduced into the device at first so as to exhaust air in the device from the air outlet, and then, the test sample is placed in the device for cooling, so that the test sample is completely isolated from oxygen in the air during cooling and is prevented from reacting with the oxygen and water vapor in the air during cooling.
Description
Technical field
The invention belongs to the thermal testing field, relate to the controlled visual heat sink of a kind of atmosphere, this device can make the isolated air of sample lower the temperature in nitrogen, guarantees that sample constituents is constant.
Background technology
The heating instruments such as Muffle furnace are common very important instruments again in scientific research, and they are used to for industrial and mining enterprises, and the heat treatment of small-sized steel part is done by R﹠D institution, the tests such as the one-tenth ash of the high-temperature heating of metal, pottery etc. and living beings, coal dust.
Generally, test specimen is warmed up to a certain high temperature in heating instrument, then can keep certain hour, to meeting the requirements of state or completing the reaction of anticipation.Afterwards, close heating instrument, sample is lowered the temperature in air voluntarily.But there are some problems in this, analyzes discovery by xrd, if Muffle furnace burns the ash directly cooling in air that obtains after living beings, can be infected with steam in composition, increases a lot of crystallizations water.As seen, directly lower the temperature in air, sample may with the reactions such as airborne oxygen, steam, cause result of the test inaccurate.
For this reason, the researcher is for avoiding these problems to do a lot of effort.
Application number is the cool-down method that 200910103149.1 Chinese invention patent discloses a kind of electrical heating vertical furnace, this INVENTION IN GENERAL is for opening several cooling holes in burner hearth bottom gap, when the electric furnace blowing out is initial, inject a large amount of nitrogen in the chamber to play the effect that reduces temperature and density of hydrogen.When density of hydrogen drops to safety value once the time, stop nitrogen injection, change air injection.The method can realize by the control to air mass flow the control to the burner hearth cooling rate.
Application number is that 201020268318.5 Chinese invention patent discloses a kind of nitrogen quick-cooling device for high-temperature carbonizing furnace, and this device comprises nitrogen circulation blower fan, the cooling cavity of nitrogen and nitrogen circulation pipeline.Offer one group of nitrogen input/output port on high temperature carbonization furnace, high temperature carbonization furnace, nitrogen circulation blower fan, the cooling cavity of nitrogen are connected on the nitrogen circulation pipeline, realize cooling to high temperature carbonization furnace by circulating of nitrogen.
A kind of controlled nitrogen fast cooling device (Yang Lingdong. controlled nitrogen fast cooling device [J]. Anhui Electronic Information Professional Technology College's journal, 2008, (01): 46-47,51), this device is the special-purpose assorted equipment of development in order to coordinate the superlaser test.The package unit system is comprised of gas circuit and electrical control two large divisions.Gas circuit is made of pressure-reducing valve, surge flask, the parallel combined gas circuit, reative cell etc.; Electric control system is comprised of pressure sensor, flow sensor, temperature sensor, signal transformation circuit, modulus collection andlogic control circuit and PC, Display panel and keyboard, power lights.This device can make the high-temperature laser wafer in the shortest time from dropping to normal temperature more than 300 ℃, but can find out from part, compare with the cooling purpose that will realize, this device design is too complicated, easy not.
Can be found out by above prior art, be used at present the heat treatment of small-sized steel part, after the one-tenth ash of the high-temperature heating of metal, pottery etc. and living beings, coal dust at the device of particular atmosphere borehole cooling, some needs transformation heating instruments, it is carried out perforate, some system complex, cost is higher, and this all is unfavorable for realizing easily the cooling of sample under specific atmosphere.Therefore, design a kind of simply being easy to and realize, the guarantee test sample is not subjected to air impact in temperature-fall period, and the device of components unchanged is necessary.
Summary of the invention
The object of the present invention is to provide a kind of can avoid the high temperature sample in temperature-fall period with air in oxygen and the composition such as steam react, with the controlled visual heat sink of atmosphere that guarantees that sample constituents does not change before and after cooling.
For achieving the above object, the technical solution used in the present invention is: comprise that the top is provided with the casing of cover plate, the inside of described casing is provided with the box house space is divided into the two-part ventilative baffle plate in up and down; Described lower box space-filling has drier; The side opening of casing is provided with the air inlet that communicates with space on casing and the gas outlet that communicates with lower space.
Offer the aperture of some assurance air current flow on described ventilative baffle plate.
Described casing and cover plate are made by transparent quartz glass.
Have the temperature detection hole that changes for connecting temperature measuring device and then monitoring test sample temperature on described cover plate.
The contact-making surface of described casing and cover plate adopts frosted to process.
The contact-making surface of described casing and cover plate is coated with seal grease.
Be provided with a handles on described cover plate.
The present invention is by being provided with the test specimen that needs cooling for carrying at the box house with cover plate, and at the space-filling drier of lower box, the steam in suction means, the guarantee test sample does not have the participation of moisture in the process of cooling; Gas inlet and outlet is offered in the casing side simultaneously, then with before lowering the temperature in the test specimen embedding device, passes into nitrogen through gas feed in device, and the air in device is discharged from the gas outlet; Continue to pass into nitrogen during cooling, in the assurance temperature-fall period, test specimen and air are isolated, avoid itself and airborne oxygen and steam to react fully, guarantee the components unchanged of sample cooling front and back.
Description of drawings
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the structural representation of cover plate of the present invention;
Wherein: 1 is casing; 2 is cover plate; 3 is the gas outlet; 4 is air inlet; 5 are ventilative baffle plate; 6 is handle; 7 is the temperature detection hole.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Referring to Fig. 1 and Fig. 2, the present invention includes the casing 1 that the top is provided with cover plate 2, casing 1 and cover plate 2 are made by transparent quartz glass, and seal grease is processed and be coated with to casing 1 with the contact-making surface employing frosted of cover plate 2; Be provided with a handles 6 and one on cover plate 2 and be used for connecting temperature measuring device and then monitoring test sample temperature change temperature detection hole 7; The inside of casing 1 is provided with the ventilative baffle plate 5 that casing 1 inner space is separated up and down, should be made by temperature-resistant material by ventilative baffle plate 5, and offer the aperture of some assurance air current flow on ventilative baffle plate 5, casing 1 lower space is filled with drier silica gel, is used for the residual steam of suction means; The side opening of casing 1 is provided with the gas outlet 3 that communicates with casing 1 lower space and the air inlet 4 that communicates with upper space.
The below is further described the course of work of the present invention:
Before test specimen is put into, first pass into nitrogen through gas feed in device, the air in device is discharged from the gas outlet.Then the hot test sample in heating instrument is transferred to rapidly above ventilative baffle plate, after sample shifts, covered rapidly cover plate.In order to increase the sealing of casing, process in the contact-making surface employing frosted of casing and cover plate, for guaranteeing the hard reliability that connects sealing, smear seal grease at contact-making surface.Test specimen is completed temperature-fall period in heat sink.
The invention has the advantages that:
Test specimen in air from high temperature to low temperature, can with the reactions such as wherein oxygen and steam, cause result of the test inaccurate.After test specimen high-temperature heating in the instruments such as Muffle furnace finishes, temperature is very high, is allowed to condition in a device that is full of nitrogen rather than lowers the temperature in air, can avoid it when cooling and the reactions such as airborne oxygen and steam, after assurance drops to normal temperature, sample composition is constant, and result of the test is credible.The present invention is used for the heat treatment of small-sized steel part, cooling after the one-tenth ash of the high-temperature heating of metal, pottery etc. and living beings, coal dust under particular atmosphere, can make that composition and structure does not change in temperature-fall period, thus the result of the test when reflecting high temperature more realistically.But the present invention's guarantee test sample is isolated with oxygen and water vapour in temperature-fall period.
Compare with other modes, the present invention has following advantage
(1) apparatus structure is simple, is easy to make.The present invention gets final product according to dimensioned, wherein there is no complicated technique.
(2) device is made by quartz glass, has visuality, can directly observe the change color of sample.
(3) atmosphere in the device is controlled, can make nitrogen atmosphere, also can be filled with the gas that other need, and is needed atmosphere in assurance device.
(4) temperature in the device can be surveyed, can be from the access of the gaging hole on lid temperature measuring device observation specimen temperature Changing Pattern.
Claims (8)
1. visual heat sink that atmosphere is controlled is characterized in that: comprise that the top is provided with the casing of cover plate (2) (1), the inside of described casing (1) is provided with casing (1) inner space is divided into up and down two-part ventilative baffle plate (5); Described casing (1) lower space is filled with drier; The side opening of casing (1) is provided with the air inlet (4) that communicates with space on casing (1) and the gas outlet (3) that communicates with lower space.
2. the controlled visual heat sink of atmosphere according to claim 1, it is characterized in that: described ventilative baffle plate (5) is made by temperature-resistant material.
3. the controlled visual heat sink of atmosphere according to claim 1 and 2, is characterized in that: the aperture that offers some assurance air current flow on described ventilative baffle plate (5).
4. the controlled visual heat sink of atmosphere according to claim 1, it is characterized in that: described casing (1) and cover plate (2) are made by transparent quartz glass.
5. the controlled visual heat sink of atmosphere according to claim 1, is characterized in that: have the temperature detection hole (7) that changes for connecting temperature measuring device and then monitoring test sample temperature on described cover plate (2).
6. the controlled visual heat sink of atmosphere according to claim 1, is characterized in that: the contact-making surface employing frosted processing of described casing (1) and cover plate (2).
7. the controlled visual heat sink of atmosphere according to claim 6 is characterized in that: described casing (1) is coated with seal grease with the contact-making surface of cover plate (2).
8. the controlled visual heat sink of atmosphere according to claim 1, is characterized in that: be provided with a handles (6) on described cover plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310006186.7A CN103084233B (en) | 2013-01-08 | 2013-01-08 | The visual heat sink that a kind of atmosphere is controlled |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310006186.7A CN103084233B (en) | 2013-01-08 | 2013-01-08 | The visual heat sink that a kind of atmosphere is controlled |
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| Publication Number | Publication Date |
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| CN103084233A true CN103084233A (en) | 2013-05-08 |
| CN103084233B CN103084233B (en) | 2016-01-20 |
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| CN201310006186.7A Active CN103084233B (en) | 2013-01-08 | 2013-01-08 | The visual heat sink that a kind of atmosphere is controlled |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972901A (en) * | 2016-02-27 | 2016-09-28 | 中国科学院理化技术研究所 | Cryogenic cooling box |
| CN112980669A (en) * | 2021-03-18 | 2021-06-18 | 杨庭敢 | Detachable pore plate for biomacromolecule extraction |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4718921A (en) * | 1986-10-08 | 1988-01-12 | Ube Industries, Ltd. | Method for removing water vapor from water vapor-containing gas |
| CN201772784U (en) * | 2010-07-23 | 2011-03-23 | 上海联川自动化科技有限公司 | Nitrogen quick-cooling device for high-temperature carbonizing furnace |
| CN201959708U (en) * | 2010-12-03 | 2011-09-07 | 中国石油天然气股份有限公司 | Portable natural-gas dryer |
| CN202615669U (en) * | 2012-03-27 | 2012-12-19 | 菅洪亮 | Automatic temperature controller |
-
2013
- 2013-01-08 CN CN201310006186.7A patent/CN103084233B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4718921A (en) * | 1986-10-08 | 1988-01-12 | Ube Industries, Ltd. | Method for removing water vapor from water vapor-containing gas |
| CN201772784U (en) * | 2010-07-23 | 2011-03-23 | 上海联川自动化科技有限公司 | Nitrogen quick-cooling device for high-temperature carbonizing furnace |
| CN201959708U (en) * | 2010-12-03 | 2011-09-07 | 中国石油天然气股份有限公司 | Portable natural-gas dryer |
| CN202615669U (en) * | 2012-03-27 | 2012-12-19 | 菅洪亮 | Automatic temperature controller |
Non-Patent Citations (1)
| Title |
|---|
| 杨凌冬: "可控氮气快速降温装置", 《安徽电子信息职业技术学院学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972901A (en) * | 2016-02-27 | 2016-09-28 | 中国科学院理化技术研究所 | Cryogenic cooling box |
| CN112980669A (en) * | 2021-03-18 | 2021-06-18 | 杨庭敢 | Detachable pore plate for biomacromolecule extraction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103084233B (en) | 2016-01-20 |
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