CN105466756A - Adsorption heat desorption device - Google Patents
Adsorption heat desorption device Download PDFInfo
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- CN105466756A CN105466756A CN201511025537.4A CN201511025537A CN105466756A CN 105466756 A CN105466756 A CN 105466756A CN 201511025537 A CN201511025537 A CN 201511025537A CN 105466756 A CN105466756 A CN 105466756A
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- heat
- heat conductor
- adsorption desorption
- desorption apparatus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
- G01N30/08—Preparation using an enricher
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention provides an adsorption heat desorption device. The adsorption heat desorption device comprises a refrigerator and an enrichment pipe and further comprises heat conducting bodies and a heat insulation cover, wherein the heat conducting bodies are installed on the refrigerating surface of the refrigerator, the enrichment pipe is buried in the heat conducting bodies in a bent mode, the heat insulation cover is arranged on the periphery of the first heat conducting body and the second heat conducting body and fixed to the refrigerator, and an air inlet and an air outlet are formed in the heat insulation cover. The adsorption heat desorption device has the advantages of being small in size, convenient to dismount and the like.
Description
Technical field
The present invention relates to stratographic analysis, particularly heat of adsorption desorption apparatus.
Background technology
Cryosorption and thermal analysis apparatus are widely used in analyzes being separated of lower boiling volatile organic matter, usually enriched sample at low temperatures, sample desorb under high temperature, thus realizes the separation of sample.
Cryosorption mode conventional at present mainly contains: semiconductor element cryogenic refrigeration; Cold-producing medium (as liquid nitrogen cryogenics refrigeration); And refrigeration machine Cyroadsorption resolver.
There is the low shortcoming of cryogenic temperature in the refrigeration of semiconductor, minimum cryogenic temperature only has-30 to spend;
There is the large problem of cold-producing medium consumption in chiller refrigeration.
The cryosorption device of existing refrigeration machine refrigeration modes can produce the low temperature of minimum-170 degree, but existing structure exists following problem:
1. difficult in maintenance, enrichment pipe is placed in the copper pipe of refrigeration machine, needs in narrow space, to dismantle a large amount of joints, wiring during replacing; Then enrichment pipe pulls out from copper pipe, needs the space, left and right of instrument enough large, and this can cause instrument volume to become large.
2. there is a large amount of freezing in refrigeration copper tube and source, easily and the heating wires short-circuit risks of enrichment pipe, and the serious problems such as may cause that the thermometric of thermopair is forbidden of freezing.
Summary of the invention
In order to solve the deficiency in above-mentioned prior art, the invention provides that a kind of volume is little, the heat of adsorption desorption apparatus of convenient disassembly.
The object of the invention is to be achieved through the following technical solutions:
A kind of heat of adsorption desorption apparatus, described heat of adsorption desorption apparatus comprises refrigeration machine, enrichment pipe; Described heat of adsorption desorption apparatus comprises further:
Heat conductor, described in be arranged on the chill surface of described refrigeration machine, described enrichment pipe is embedded in described heat conductor deviously;
Stay-warm case, described stay-warm case is arranged on the periphery of described first heat conductor and the second heat conductor, and is fixed on described refrigeration machine; Described stay-warm case is provided with air intake opening and gas outlet.
According to above-mentioned heat of adsorption desorption apparatus, preferably, described heat conductor comprises:
First heat conductor, the side of described first heat conductor is arranged on the chill surface of described refrigeration machine, and the opposite side back to chill surface has the first bending mounting groove;
Second heat conductor, the side facing to described first heat conductor of described second heat conductor has the second mounting groove mated with described first mounting groove; Enrichment pipe is arranged in the space of described first mounting groove and the formation of the second mounting groove.
According to above-mentioned heat of adsorption desorption apparatus, preferably, the import of described enrichment pipe and outlet are all in the same side of described heat conductor.
According to above-mentioned heat of adsorption desorption apparatus, alternatively, the part cover through described stay-warm case of described enrichment pipe has ceramic cylinder.
According to above-mentioned heat of adsorption desorption apparatus, preferably, described gas outlet is the gap between described ceramic cylinder and stay-warm case.
According to above-mentioned heat of adsorption desorption apparatus, alternatively, described heat of adsorption desorption apparatus comprises further:
Heating member, described heating member is arranged on described enrichment pipe and stretches out in the part of stay-warm case.
Compared with prior art, the beneficial effect that the present invention has is:
1. enrichment pipe is easy to maintenance, and dismantlement work amount greatly reduces;
2. the volume of this device can structure than before greatly reduce;
3. there is not icing phenomenon, solve the thermometric that causes of freezing and forbidden, fusing of freezing produce waste water etc. problem.
Accompanying drawing explanation
With reference to accompanying drawing, disclosure of the present invention will be easier to understand.Those skilled in the art it is easily understood that: these accompanying drawings only for illustrating technical scheme of the present invention, and and are not intended to be construed as limiting protection scope of the present invention.In figure:
Fig. 1 is the cut-open view of the heat of adsorption desorption apparatus according to the embodiment of the present invention;
Fig. 2 is another cut-open view of the heat of adsorption desorption apparatus according to the embodiment of the present invention.
Embodiment
Fig. 1-2 and following description describe Alternate embodiments of the present invention and how to implement to instruct those skilled in the art and to reproduce the present invention.In order to instruct technical solution of the present invention, simplifying or having eliminated some conventional aspects.Those skilled in the art should understand that the modification that is derived from these embodiments or replace will within the scope of the invention.Those skilled in the art should understand that following characteristics can combine to form multiple modification of the present invention in every way.Thus, the present invention is not limited to following Alternate embodiments, and only by claim and their equivalents.
Embodiment:
Fig. 1,2 schematically illustrates the structural drawing of the heat of adsorption desorption apparatus of the embodiment of the present invention, and as shown in Figure 1, 2, described heat of adsorption desorption apparatus comprises:
Heat conductor, described in be arranged on the chill surface 11 of described refrigeration machine, described enrichment pipe 31 is embedded in described heat conductor deviously; Described heat conductor specifically comprises: the first heat conductor 21, and the side of described first heat conductor is arranged on the chill surface of described refrigeration machine, and the opposite side back to chill surface has the first bending mounting groove; Second heat conductor 22, the side facing to described first heat conductor of described second heat conductor has the second mounting groove mated with described first mounting groove; Enrichment pipe is arranged in the space of described first mounting groove and the formation of the second mounting groove, and the import of enrichment pipe and outlet are all in the same side of described heat conductor;
Stay-warm case 41, described stay-warm case is arranged on the periphery of described first heat conductor and the second heat conductor, and is fixed on described refrigeration machine; Described stay-warm case is provided with air intake opening and gas outlet;
The part cover through described stay-warm case of described enrichment pipe has ceramic cylinder 51, and described gas outlet is the gap between described ceramic cylinder and stay-warm case;
Heating member 61, described heating member is arranged on described enrichment pipe and stretches out in the part of stay-warm case.
The working method of above-mentioned heat of adsorption desorption apparatus is:
Refrigeration machine works, and reduces the temperature of heat conductor, makes the gas to be measured that enters in enrichment pipe cooled, is enriched in enrichment pipe; The dry gas that source of the gas provides passes in stay-warm case from air intake opening, and discharges between ceramic cylinder and stay-warm case, ensures do not have water vapor with making ice in stay-warm case;
The enrichment pipe of stay-warm case is stretched out in heating member heating, making ice.
Claims (6)
1. a heat of adsorption desorption apparatus, described heat of adsorption desorption apparatus comprises refrigeration machine, enrichment pipe; It is characterized in that: described heat of adsorption desorption apparatus comprises further:
Heat conductor, described in be arranged on the chill surface of described refrigeration machine, described enrichment pipe is embedded in described heat conductor deviously;
Stay-warm case, described stay-warm case is arranged on the periphery of described first heat conductor and the second heat conductor, and is fixed on described refrigeration machine; Described stay-warm case is provided with air intake opening and gas outlet.
2. heat of adsorption desorption apparatus according to claim 1, is characterized in that: described heat conductor comprises:
First heat conductor, the side of described first heat conductor is arranged on the chill surface of described refrigeration machine, and the opposite side back to chill surface has the first bending mounting groove;
Second heat conductor, the side facing to described first heat conductor of described second heat conductor has the second mounting groove mated with described first mounting groove; Enrichment pipe is arranged in the space of described first mounting groove and the formation of the second mounting groove.
3. heat of adsorption desorption apparatus according to claim 1, is characterized in that: the import of described enrichment pipe and outlet are all in the same side of described heat conductor.
4. heat of adsorption desorption apparatus according to claim 1, is characterized in that: the part cover through described stay-warm case of described enrichment pipe has ceramic cylinder.
5. heat of adsorption desorption apparatus according to claim 4, is characterized in that: described gas outlet is the gap between described ceramic cylinder and stay-warm case.
6. heat of adsorption desorption apparatus according to claim 1, is characterized in that: described heat of adsorption desorption apparatus comprises further:
Heating member, described heating member is arranged on described enrichment pipe and stretches out in the part of stay-warm case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511025537.4A CN105466756A (en) | 2015-12-30 | 2015-12-30 | Adsorption heat desorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511025537.4A CN105466756A (en) | 2015-12-30 | 2015-12-30 | Adsorption heat desorption device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105466756A true CN105466756A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511025537.4A Pending CN105466756A (en) | 2015-12-30 | 2015-12-30 | Adsorption heat desorption device |
Country Status (1)
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| CN (1) | CN105466756A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839295A (en) * | 2017-11-27 | 2019-06-04 | 中国科学院大连化学物理研究所 | One kind being enriched with absorption-thermal desorption device for trace samplings |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0370360A2 (en) * | 1988-11-19 | 1990-05-30 | Forschungszentrum Jülich Gmbh | Apparatus for the intermediate enriching of trace elements from a gas stream in a cold trap |
| CN202002838U (en) * | 2010-11-30 | 2011-10-05 | 中国科学院大连化学物理研究所 | Integrated online concentration and desorption device |
| CN202141627U (en) * | 2011-03-14 | 2012-02-08 | 国家海洋局第一海洋研究所 | Low-temperature carrier gas cold-trapping and thermal-desorption device |
| CN203478681U (en) * | 2013-09-05 | 2014-03-12 | 北京雪迪龙科技股份有限公司 | Refrigerating device |
| CN103969090A (en) * | 2014-05-23 | 2014-08-06 | 武汉市天虹仪表有限责任公司 | Trapping device |
| CN103983087A (en) * | 2014-05-23 | 2014-08-13 | 武汉市天虹仪表有限责任公司 | Gas trapping method |
| CN105181431A (en) * | 2015-09-01 | 2015-12-23 | 武汉市天虹仪表有限责任公司 | Volatile organic compound gas trapping apparatus |
| CN205449640U (en) * | 2015-12-30 | 2016-08-10 | 聚光科技(杭州)股份有限公司 | Heat of adsorption desorption device |
-
2015
- 2015-12-30 CN CN201511025537.4A patent/CN105466756A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0370360A2 (en) * | 1988-11-19 | 1990-05-30 | Forschungszentrum Jülich Gmbh | Apparatus for the intermediate enriching of trace elements from a gas stream in a cold trap |
| CN202002838U (en) * | 2010-11-30 | 2011-10-05 | 中国科学院大连化学物理研究所 | Integrated online concentration and desorption device |
| CN202141627U (en) * | 2011-03-14 | 2012-02-08 | 国家海洋局第一海洋研究所 | Low-temperature carrier gas cold-trapping and thermal-desorption device |
| CN203478681U (en) * | 2013-09-05 | 2014-03-12 | 北京雪迪龙科技股份有限公司 | Refrigerating device |
| CN103969090A (en) * | 2014-05-23 | 2014-08-06 | 武汉市天虹仪表有限责任公司 | Trapping device |
| CN103983087A (en) * | 2014-05-23 | 2014-08-13 | 武汉市天虹仪表有限责任公司 | Gas trapping method |
| CN105181431A (en) * | 2015-09-01 | 2015-12-23 | 武汉市天虹仪表有限责任公司 | Volatile organic compound gas trapping apparatus |
| CN205449640U (en) * | 2015-12-30 | 2016-08-10 | 聚光科技(杭州)股份有限公司 | Heat of adsorption desorption device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839295A (en) * | 2017-11-27 | 2019-06-04 | 中国科学院大连化学物理研究所 | One kind being enriched with absorption-thermal desorption device for trace samplings |
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