CN201715230U - Device capable of realizing cold recycling of liquid oxygen and liquid nitrogen - Google Patents
Device capable of realizing cold recycling of liquid oxygen and liquid nitrogen Download PDFInfo
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- CN201715230U CN201715230U CN2010202849335U CN201020284933U CN201715230U CN 201715230 U CN201715230 U CN 201715230U CN 2010202849335 U CN2010202849335 U CN 2010202849335U CN 201020284933 U CN201020284933 U CN 201020284933U CN 201715230 U CN201715230 U CN 201715230U
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Abstract
The utility model relates to a device capable of realizing cold recycling of liquid oxygen and liquid nitrogen, in particular to a device used for cold recycling of the liquid oxygen and the liquid nitrogen, aiming at solving the problem that cold loss is caused in the vaporization process of the existing liquid oxygen and liquid nitrogen. The device is provided with a heat exchanger which is positioned at the cold exchange part between a nitrogen cavity and an oxygen cavity of a vaporizer, and is arranged at the upper part in a cavity of the vaporizer; an air inflow hole of the heater exchanger is an air inflow hole of the vaporizer; a liquid nitrogen cavity of an air separation tower is communicated with a liquid nitrogen inflow hole at the lower part of the vaporizer; the liquid nitrogen cavity of the air separation tower is communicated with a liquid oxygen inflow hole at the lower part of the vaporizer; the upper end of the vaporizer is respectively provided with a nitrogen outlet hole and an oxygen outlet hole; and an air outlet hole of the heat exchanger is communicated with an air cavity of the air separation tower. The utility model is applicable to cold recycling when oxygen and nitrogen are filled into bottles.
Description
Technical field
The utility model relates to the cold energy reclamation device of a kind of liquid oxygen and liquid nitrogen.
Background technique
At present, bottle method of filling of oxygen and nitrogen is: by liquid pump the liquid oxygen and the liquid nitrogen of air separation column production charged into vaporizer, absorb by vaporizer and fill bottle after airborne heat makes liquid oxygen and liquid nitrogen vaporization.In this process, the cold that produces when liquid oxygen and liquid nitrogen vaporization can be transferred to air and run off, and has caused the waste of cold.
Summary of the invention
The utility model is in order to solve the cold losing issue that existing liquid oxygen and liquid nitrogen cause in vaporescence, thereby a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen is provided.
A kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen, it comprises heat exchanger and vaporizer, described vaporizer is divided into nitrogen chamber and oxygen chamber, and described nitrogen chamber and oxygen chamber are separate, and heat exchanger is positioned at cold exchange place in the nitrogen chamber and the oxygen chamber of vaporizer; And be positioned at the chamber internal upper part of vaporizer, the air inflow aperture of described heat exchanger is the air inflow aperture of vaporizer, the liquid nitrogen chamber outlet of air separation column is communicated with the liquid nitrogen stream inlet of vaporizer bottom, and the liquid oxygen chamber outlet of described air separation column is communicated with the liquid oxygen stream inlet of vaporizer bottom; The upper end of described vaporizer has nitrogen outflow opening and Oxygen Flow outlet; The air outflow port of described heat exchanger is communicated with the air cavity of air separation column inlet.
The cold that liquid oxygen in the vaporizer of the present utility model and liquid nitrogen vaporization produce reclaims by air, and these Cryogenic air that have cold are recovered in the air separation column reuse, thereby has realized the recycling of cold, has saved the cold resource.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Embodiment one, this embodiment is described in conjunction with Fig. 1, a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen, it comprises heat exchanger K701 and vaporizer 2, described vaporizer 2 is divided into nitrogen chamber and oxygen chamber, described nitrogen chamber and oxygen chamber are separate, and heat exchanger K701 is positioned at cold exchange place in the nitrogen chamber and the oxygen chamber of vaporizer 2; And be positioned at the chamber internal upper part of vaporizer 2, the air inflow aperture of described heat exchanger K701 is the air inflow aperture of vaporizer 2, the liquid nitrogen chamber outlet A of air separation column 1 is communicated with the liquid nitrogen stream inlet a of vaporizer 2 bottoms, and the liquid oxygen chamber outlet B of described air separation column 1 is communicated with the liquid oxygen stream inlet b of vaporizer 2 bottoms; The upper end of described vaporizer 2 has nitrogen outflow opening d and Oxygen Flow outlet e; The air outflow port of described heat exchanger K701 is communicated with the air cavity inlet C of air separation column 1.
Working principle: liquid oxygen and liquid nitrogen enter vaporizer 2 from the liquid oxygen chamber and the liquid nitrogen chamber of air separation column 1 respectively, and with vaporizer 2 in heat exchanger K701 in air carry out heat exchange, after the heat exchange, liquid oxygen becomes oxygen and nitrogen with liquid nitrogen vaporization, the temperature of air reduces, and cold recovery is to air.Oxygen after the vaporization and nitrogen fill bottle to be used.The Cryogenic air of carrying cold enters air separation column, and the recovery of cold is finished in the use of liquefying.
Embodiment two, this embodiment and embodiment one are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises manometer PE205 and pressure-display device PI205, and described air pressure measuring device PE205 and air pressure display unit PI205 all are arranged on the air inflow aperture place of vaporizer 2.
In the present embodiment, manometer PE205 and pressure-display device PI205 are used to measure and show the air pressure value at the air inflow aperture place of vaporizer 2.
Embodiment three, this embodiment and embodiment one or two describedly a kind ofly can realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises liquid oxygen liquid level display unit LI1, and described liquid oxygen liquid level display unit LI1 is arranged on the liquid oxygen connecting vessels in the outside of vaporizer 2.
Liquid oxygen liquid level display unit LI1 in the present embodiment is used to show the liquid oxygen liquid level of vaporizer 2.
Embodiment four, this embodiment and embodiment three are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises liquid oxygen pressure measuring device PE204 and liquid oxygen pressure display unit PI204, and described liquid oxygen pressure measuring device PE204 and liquid oxygen pressure display unit PI204 all are communicated with the liquid oxygen connecting vessels in vaporizer 2 outsides.
Liquid oxygen pressure measuring device PE204 in the present embodiment and liquid oxygen pressure display unit PI204 are used for measuring and showing the force value of vaporizer 2 liquid oxygen.
Embodiment five, this embodiment and embodiment one, two or four are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises liquid nitrogen liquid level display unit LI2, and described liquid nitrogen liquid level display unit LI2 is arranged on the liquid nitrogen connecting vessels in the outside of vaporizer 2.
Liquid nitrogen liquid level display unit LI2 in the present embodiment is used to show the liquid nitrogen liquid level of vaporizer 2.
Embodiment six, this embodiment and embodiment five are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises liquid nitrogen manometer PE203 and liquid nitrogen pressure-display device PE203, and described liquid nitrogen manometer PE203 and liquid nitrogen pressure-display device PE203 all are communicated with the liquid nitrogen connecting vessels in vaporizer 2 outsides.
Liquid nitrogen manometer PE203 in the present embodiment and liquid nitrogen pressure-display device PE203 are used for measuring and showing the force value of vaporizer 2 liquid nitrogen.
Embodiment seven, this embodiment and embodiment one, two, four or six are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises air temperature measuring device TE108 and air temperature display unit TI108, and described air temperature measuring device TE108 and air temperature display unit TI108 all are arranged on the air outflow port place of vaporizer 2.
Air temperature measuring device TE108 in the present embodiment and air temperature display unit TI108 are used to measure and show the temperature value at the air outflow port place of vaporizer 2.
Embodiment eight, this embodiment and embodiment seven are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises liquid nitrogen flow measuring device FT201 and liquid nitrogen flow display unit FI201, and described liquid nitrogen flow measuring device FT201 and liquid nitrogen flow display unit FI201 all are arranged on the liquid nitrogen stream inlet a place of vaporizer 2.
Liquid nitrogen flow measuring device FT201 in the present embodiment and liquid nitrogen flow display unit FI201 are used to measure and show the flow value at the liquid nitrogen stream inlet a place of vaporizer 2.
Embodiment nine, this embodiment and embodiment one, two, four, six or eight are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it also comprises liquid oxygen stream measuring device FT202 and liquid oxygen stream quantity display apparatus FI202, and described liquid oxygen stream measuring device FT202 and liquid oxygen stream quantity display apparatus FI202 all are arranged on the liquid oxygen stream inlet b place of vaporizer 2.
Liquid oxygen stream measuring device FT202 in the present embodiment and liquid oxygen stream quantity display apparatus FI202 are used to measure and show the flow value at the liquid oxygen stream inlet b place of vaporizer 2.
Embodiment ten, this embodiment and embodiment nine are described a kind ofly can to realize that the difference of the cold energy reclamation device of liquid oxygen and liquid nitrogen is, it comprises also that nitrogen passes through or shutoff valve V101, oxygen by or shutoff valve V102, air by or shutoff valve V103, Cryogenic air by or shutoff valve V104, liquid nitrogen by or shutoff valve V105 and liquid oxygen by or shutoff valve V106, nitrogen by or shutoff valve V101 be arranged on the nitrogen outflow opening d place of vaporizer 2; Oxygen by or shutoff valve V102 be arranged on the Oxygen Flow outlet e place of vaporizer 2; Air by or shutoff valve V103 be arranged on the air inflow aperture place of vaporizer 2; Cryogenic air by or shutoff valve V104 be arranged on the air outflow port place of vaporizer 2; Liquid nitrogen by or shutoff valve V105 be arranged on the liquid nitrogen stream outlet port of vaporizer 2; Liquid oxygen by or shutoff valve V106 be arranged on the liquid oxygen stream outlet port of vaporizer 2.
In the present embodiment, also be provided with the air collection at the air outflow port place of vaporizer 2 or flow out branch road, described air collection or outflow branch road are realized passing through of Buddhism by angle valve or are ended; The air cavity place of air separation column 1 also is provided with and uses valve V108, and described valve V108 is used to control passing through of Cryogenic air or ends.
Claims (10)
1. the cold energy reclamation device that can realize liquid oxygen and liquid nitrogen, it comprises heat exchanger (K701) and vaporizer (2), described vaporizer (2) is divided into nitrogen chamber and oxygen chamber, described nitrogen chamber and oxygen chamber are separate, it is characterized in that: heat exchanger (K701) is positioned at cold exchange place in the nitrogen chamber and the oxygen chamber of vaporizer (2); And be positioned at the chamber internal upper part of vaporizer (2), the air inflow aperture of described heat exchanger (K701) is the air inflow aperture of vaporizer (2), the liquid nitrogen chamber outlet (A) of air separation column (1) is communicated with the liquid nitrogen stream inlet (a) of vaporizer (2) bottom, and the liquid oxygen chamber outlet (B) of described air separation column (1) is communicated with the liquid oxygen stream inlet (b) of vaporizer (2) bottom; The upper end of described vaporizer (2) has nitrogen outflow opening (d) and Oxygen Flow outlet (e); The air outflow port of described heat exchanger (K701) is communicated with the air cavity inlet (C) of air separation column (1).
2. a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen according to claim 1, it is characterized in that, it also comprises manometer (PE205) and pressure-display device (PI205), and described air pressure measuring device (PE205) and air pressure display unit (PI205) all are arranged on the air inflow aperture place of vaporizer (2).
3. a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen according to claim 1 and 2, it is characterized in that, it also comprises liquid oxygen liquid level display unit (LI1), and described liquid oxygen liquid level display unit (LI1) is arranged on the liquid oxygen connecting vessels in the outside of vaporizer (2).
4. a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen according to claim 3, it is characterized in that, it also comprises liquid oxygen pressure measuring device (PE204) and liquid oxygen pressure display unit (PI204), and described liquid oxygen pressure measuring device (PE204) and liquid oxygen pressure display unit (PI204) all are communicated with the liquid oxygen connecting vessels in vaporizer (2) outside.
5. according to claim 1, the 2 or 4 described a kind of cold energy reclamation devices that can realize liquid oxygen and liquid nitrogen, it is characterized in that, it also comprises liquid nitrogen liquid level display unit (LI2), and described liquid nitrogen liquid level display unit (LI2) is arranged on the liquid nitrogen connecting vessels in the outside of vaporizer (2).
6. a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen according to claim 5, it is characterized in that, it also comprises liquid nitrogen manometer (PE203) and liquid nitrogen pressure-display device (PE203), and described liquid nitrogen manometer (PE203) and liquid nitrogen pressure-display device (PE203) all are communicated with the liquid nitrogen connecting vessels in vaporizer (2) outside.
7. according to claim 1,2, the 4 or 6 described a kind of cold energy reclamation devices that can realize liquid oxygen and liquid nitrogen, it is characterized in that, it also comprises air temperature measuring device (TE108) and air temperature display unit (TI108), and described air temperature measuring device (TE108) and air temperature display unit (TI108) all are arranged on the air outflow port place of vaporizer (2).
8. a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen according to claim 7, it is characterized in that, it also comprises liquid nitrogen flow measuring device (FT201) and liquid nitrogen flow display unit (FI201), and described liquid nitrogen flow measuring device (FT201) and liquid nitrogen flow display unit (FI201) all are arranged on the liquid nitrogen stream inlet (a) of vaporizer (2) and locate.
9. according to claim 1,2,4, the 6 or 8 described a kind of cold energy reclamation devices that can realize liquid oxygen and liquid nitrogen, it is characterized in that, it also comprises liquid oxygen stream measuring device (FT202) and liquid oxygen stream quantity display apparatus (FI202), and described liquid oxygen stream measuring device (FT202) and liquid oxygen stream quantity display apparatus (FI202) all are arranged on the liquid oxygen stream inlet (b) of vaporizer (2) and locate.
10. a kind of cold energy reclamation device that can realize liquid oxygen and liquid nitrogen according to claim 9, it is characterized in that, it comprises also that nitrogen passes through or shutoff valve (V101), oxygen by or shutoff valve (V102), air by or shutoff valve (V103), Cryogenic air by or shutoff valve (V104), liquid nitrogen by or shutoff valve (V105) and liquid oxygen pass through or shutoff valve (V106), nitrogen by or shutoff valve (V101) the nitrogen outflow opening (d) that is arranged on vaporizer (2) locate; Oxygen by or shutoff valve (V102) the Oxygen Flow outlet (e) that is arranged on vaporizer (2) locate; Air by or shutoff valve (V103) be arranged on the air inflow aperture place of vaporizer (2); Cryogenic air by or shutoff valve (V104) be arranged on the air outflow port place of vaporizer (2); Liquid nitrogen by or shutoff valve (V105) be arranged on the liquid nitrogen stream outlet port of vaporizer (2); Liquid oxygen by or shutoff valve (V106) be arranged on the liquid oxygen stream outlet port of vaporizer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202849335U CN201715230U (en) | 2010-08-09 | 2010-08-09 | Device capable of realizing cold recycling of liquid oxygen and liquid nitrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202849335U CN201715230U (en) | 2010-08-09 | 2010-08-09 | Device capable of realizing cold recycling of liquid oxygen and liquid nitrogen |
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| CN201715230U true CN201715230U (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202849335U Expired - Fee Related CN201715230U (en) | 2010-08-09 | 2010-08-09 | Device capable of realizing cold recycling of liquid oxygen and liquid nitrogen |
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| CN (1) | CN201715230U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602887A (en) * | 2012-03-23 | 2012-07-25 | 安徽淮化股份有限公司 | Equipment and method for recycling cooling capacity of discharged liquid nitrogen from liquid nitrogen wash |
| CN103243208A (en) * | 2012-04-13 | 2013-08-14 | 中国科学院理化技术研究所 | Cryogenic treatment equipment with nitrogen recovery device |
-
2010
- 2010-08-09 CN CN2010202849335U patent/CN201715230U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602887A (en) * | 2012-03-23 | 2012-07-25 | 安徽淮化股份有限公司 | Equipment and method for recycling cooling capacity of discharged liquid nitrogen from liquid nitrogen wash |
| CN102602887B (en) * | 2012-03-23 | 2014-03-19 | 安徽淮化股份有限公司 | Equipment and method for recycling cooling capacity of discharged liquid nitrogen from liquid nitrogen wash |
| CN103243208A (en) * | 2012-04-13 | 2013-08-14 | 中国科学院理化技术研究所 | Cryogenic treatment equipment with nitrogen recovery device |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20140809 |
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| EXPY | Termination of patent right or utility model |