CN202237704U - Adsorption column - Google Patents
Adsorption column Download PDFInfo
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- CN202237704U CN202237704U CN 201120313236 CN201120313236U CN202237704U CN 202237704 U CN202237704 U CN 202237704U CN 201120313236 CN201120313236 CN 201120313236 CN 201120313236 U CN201120313236 U CN 201120313236U CN 202237704 U CN202237704 U CN 202237704U
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- heat exchange
- heat exchanger
- exchanger tube
- exchange tubes
- adsorption tower
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Abstract
The utility model discloses an adsorption column, in particular to an activated carbon adsorption column which is used for adsorbing waste gas and provided with heat exchange tubes. A jacket is arranged outside the adsorption column, a heat exchange tube assembly is additionally arranged inside the adsorption column and connected with a lower end socket in welding mode, the heat exchange tube assembly is composed of the heat exchange tubes which are in double-layer structures and composed of inner casing pipes and outer casing pipes, axial fins are arranged on the inner casing pipes, a liquid inlet of the heat exchange tube assembly is communicated with the outer casing pipes of the heat exchange tube, a liquid outlet of the heat exchange tube assembly is communicated with the inner casing pipes of the heat exchange tubes, and the connection relationship of the heat exchange tubes is that the outer casing pipe of one heat exchange tube is communicated with the inner casing pipe of another heat exchange tube. The adsorption column is high in heat exchange efficiency, good in adsorption effect and capable of fully utilizing inner space of the adsorption column, reducing volume of the adsorption column to the largest extent and lowering the requirements for installation sites of the adsorption column and can be utilized in the filed of polycrystalline silicon, fine chemical engineering and pharmacy production.
Description
Technical field
The utility model relates to a kind of adsorption tower, particularly relates to a kind of activated carbon adsorber that is provided with set of heat exchange tubes.
Background technology
Activated carbon adsorber can reclaim the waste gas absorption of organic solvents such as benzene, alcohol, ketone, an ancient drinking vessel, ester, gasoline class; More be applicable to the waste gas pollution control and treatment of little air quantity high concentration, so industry such as spraying, food processing, printed circuit board (PCB), semiconductor manufacturing, chemical industry, electronics, system skin industry, latex product industry, papermaking can be selected all for use.Activated carbon adsorption equipment mainly using porous solid adsorbent activated carbon adsorption effect, can effectively Qu addition to industrial emissions of organic pollutants and color taste, etc., are widely used in industrial organic waste gas purification end of treatment, purification effect is good.Gas produces diffusion process between two different boundaries after pipeline gets into the absorption tower, diffusion finishes, and gas is by the blower fan sucking-off and emit.
The carbon adsorption tower is a key equipment in the hydrogen gas recovering device purification process, and behind the hydrogen process carbon adsorption tower through the deep cooling recovery, its purity can be up to 11 9.The temperature field is even in the adsorption tower, helps improving the adsorption efficiency of adsorbent, also avoids simultaneously helping the stable work of device security because the linear expansion that variation of temperature causes causes internal stress to equipment barrel.
Traditional carbon adsorption tower is just outer wears heat exchange jacket, and inside does not have heat exchanger tube, and like this, the heat exchange effect is bad, and operating efficiency is low, and the operation cycle is long.Application number is 201020110682.9, and Granted publication day is that the Chinese utility model patent on November 17th, 2010 discloses a kind of modified form production of polysilicon and uses activated carbon adsorber, has additional tubular heat exchanger in the inside of adsorption tower; In the adsorption tower outside chuck is housed; The active carbon life cycle is prolonged, the recovery time is short, difference variation is little, the absorption tower height that heat exchange efficiency is more traditional, but for producing highly purified chemical products; Heat exchange efficiency also needs further to improve; And this utility model adsorption tower inner space does not make full use of, and volume is bigger, to having relatively high expectations of fabricating yard.Application number is 03230582.6, and Granted publication day is the adsorption tower that the Chinese utility model patent on April 14th, 2004 discloses a kind of built-in heat exchanger, because chuck is not equipped with in its outside, so heat exchange efficiency is still waiting to improve.Application number is 201020570731.7; Granted publication day is the structure that the utility model patent on May 11st, 2011 discloses a kind of adsorption tower; Can reduce the whole height of adsorption tower significantly, reduce the requirement of adsorption tower the fabricating yard, but owing to there is not the architectural feature of heat exchange aspect; Therefore, the adsorption efficiency of adsorbent is lower.
The utility model content
The technical problem that the utility model will solve provides a kind of heat exchange efficiency height, advantages of good adsorption effect, can make full use of the adsorption tower of the inner-heating tube of adsorption tower inner space.
A kind of adsorption tower of the utility model adds chuck in the adsorption tower outside, in adsorption tower, has additional at least one group of set of heat exchange tubes; Set of heat exchange tubes and low head are welded to connect; Said set of heat exchange tubes is made up of heat exchanger tube, the double-decker that said heat exchanger tube is made up of internal and external casing, and said inner sleeve is provided with fin; The inlet of said set of heat exchange tubes and the outer tube of heat exchanger tube are communicated with; The liquid outlet of said set of heat exchange tubes and the inner sleeve of heat exchanger tube are communicated with, and the inlet of set of heat exchange tubes and liquid outlet all are located at the bottom of set of heat exchange tubes, and the annexation between the said heat exchanger tube is that the outer tube of a heat exchanger tube and the inner sleeve of another root heat exchanger tube are communicated with.
A kind of adsorption tower of the utility model, wherein preferred said set of heat exchange tubes are 2-5, and more preferably 5, series connection is communicated with between the said set of heat exchange tubes.
A kind of adsorption tower of the utility model, wherein preferred said set of heat exchange tubes is made up of 2-8 heat exchanger tube, and more preferably 5 or 6 heat exchanger tubes are formed.
A kind of adsorption tower of the utility model, the length of wherein said each heat exchanger tube increases progressively with the direction of the liquid flow in the set of heat exchange tubes successively, and each heat exchanger tube top level height is consistent.
A kind of adsorption tower of the utility model, the spacing between the wherein said heat exchanger tube are 2.3～3 times of heat exchanger tube diameter.
A kind of adsorption tower of the utility model wherein is equipped with fin on the internal and external casing of preferred said heat exchanger tube.
A kind of adsorption tower of the utility model, the fin number on the wherein preferred said inner sleeve is 3～6, and more preferably 4, the fin number on the outer tube is 20～36, and more preferably 24, said fin all evenly distributes along the internal and external casing circumference.
A kind of adsorption tower of the utility model, the length of wherein said fin is consistent with the length of the heat exchanger tube that is provided with this fin, and the angle in said fin and said inner sleeve or outer tube wiring section is 90 degree, and promptly fin is identical with the normal direction of internal and external casing.
A kind of adsorption tower of the utility model, the outside adds chuck, and inside has additional set of heat exchange tubes; Set of heat exchange tubes is made up of heat exchanger tube; The double-decker that heat exchanger tube is made up of internal and external casing, said inner sleeve is provided with longitudinal fin, chuck and the acting in conjunction of internal heat exchange tubes group; Make adsorption tower internal temperature field even, improved the adsorption efficiency of adsorbent greatly; The inlet of set of heat exchange tubes and liquid outlet all are located at the bottom of set of heat exchange tubes, can avoid heat exchanger tube owing to the linear expansion amount that variation of temperature causes causes huge internal stress to equipment barrel, help the stable operation of device security; The length of each heat exchanger tube of set of heat exchange tubes increases progressively with the direction of the liquid flow in the set of heat exchange tubes successively; Each heat exchanger tube top level height is consistent; Made full use of the space in the adsorption tower, reduced the volume of adsorption tower to greatest extent, reduced the requirement of adsorption tower the fabricating yard.
Description of drawings
Fig. 1 is the structural representation of the utility model adsorption tower;
Fig. 2 is the structural representation of set of heat exchange tubes in the utility model adsorption tower;
Fig. 3 is a heat exchanger tube lateral cross section structural representation in the utility model adsorption tower;
Fig. 4 is the utility model adsorption tower A-A lateral cross section structural representation.
Description of reference numerals: 1-adsorption tower; The 11-inner barrel; The 2-chuck; The 3-set of heat exchange tubes; The 4-heat exchanger tube; 5-set of heat exchange tubes support; The 31-inlet; The 32-liquid outlet; 41-first heat exchanger tube; 42-second heat exchanger tube; 43-the 6th heat exchanger tube; The 7-outer tube; The 8-inner sleeve; 71-outer tube fin; 81-inner sleeve fin; The 9-gas feed; The 91-gas vent; The 10-low head; The 12-upper cover; The 13-adsorbent.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment and test data, do more detailed explanation with other technical characterictic and advantage to the utility model is above-mentioned.
Shown in Fig. 1-3, the utility model adsorption tower 1 adds chuck 2 in the outside of the inner barrel 11 of adsorption tower 1, in adsorption tower 1, is provided with five groups of set of heat exchange tubes 3, and series connection is communicated with between the set of heat exchange tubes 3; Each group set of heat exchange tubes 3 is made up of six roots of sensation heat exchanger tube 4; The double-decker that heat exchanger tube 4 is made up of inner sleeve 8 and outer tube 7; Be equipped with fin 81,71 on the internal and external casing 8,7; The quantity of the fin 81 on the inner sleeve 8 is 4, and the quantity of the fin 71 on the outer tube 7 is 24, and said fin all evenly distributes along the circumference of internal and external casing 8,7; Inlet 31 1 ends of set of heat exchange tubes 3 and heat conductive oil inlet pipeline are communicated with; The outer tube 7 of the heat exchanger tube in the other end is organized with this is communicated with; Liquid outlet 32 1 ends of set of heat exchange tubes 3 and conduction oil outlet line are communicated with; The inner sleeve 8 of the heat exchanger tube in the other end is organized with this is communicated with, and the inlet 31 and the liquid outlet 32 of set of heat exchange tubes 3 all is located at the bottom of set of heat exchange tubes 3; Annexation between the said heat exchanger tube is that the outer tube 7 of a heat exchanger tube and the inner sleeve 8 of another root heat exchanger tube are communicated with; The length of each heat exchanger tube 4 in the set of heat exchange tubes 3 increases progressively along the direction of the liquid flow in the set of heat exchange tubes 3 successively; Each heat exchanger tube top level height is consistent; Spacing between the heat exchanger tube is 2.3～3 times of heat exchanger tube diameter, preferred 2.5 times.
The angle of fin 81,71 and internal and external casing 8,7 wiring section directions is 90 degree; Be that fin 81,71 is identical with internal and external casing 8,7 normal directions, fin is a rectangle, and outer tube fin 71 thickness are 3mm; Width is 32mm, and length is consistent with the length of the heat exchanger tube that is provided with this fin 4.Inner sleeve fin 81 thickness are 3mm, and width is 16.5mm, and length is consistent with the length of the heat exchanger tube that is provided with this fin 4.
As shown in Figure 2, in the utility model, set of heat exchange tubes also can be two groups, three groups or more, but is one group at least.At least being made up of two heat exchanger tubes for every group, also can be three or five.The inlet 31 of first set of heat exchange tubes is communicated with the heat conductive oil inlet pipeline; Admittance deep fat in the heat exchanger tube in the set of heat exchange tubes, conduction oil is from the outer tube of inlet 31 these heat exchanger tubes of entering of first heat exchanger tube 41, after outer tube is filled conduction oil; Conduction oil gets into the inner sleeve of this heat exchanger tube; The outer tube of the inner sleeve of first heat exchanger tube 41 and second heat exchanger tube 42 is communicated with, and gets into the outer tube of second heat exchanger tube 42 after the conduction oil in first heat exchanger tube, 41 inner sleeves is filled, and the like; The inner sleeve of conduction oil to the six heat exchanger tubes 43 flows out and gets into next group set of heat exchange tubes, and the liquid outlet 32 of last group set of heat exchange tubes is connected with the conduction oil outlet line.
Among the utility model embodiment, the internal and external casing in the heat exchanger tube is equipped with fin, also can only on inner sleeve, be provided with fin, considers that from heat exchange efficiency it is optimal case that internal and external casing is equipped with fin.
The conduction oil that heat conductive oil inlet pipeline and conduction oil outlet line flow out from adsorption tower in order to input conduction oil in adsorption tower and output, the two places the outside of adsorption tower 1.
In the utility model, adsorption tower 1 mainly is made up of inner barrel 11, chuck 2 and internal heat exchange tubes group 3.Chuck 2 is positioned at inner barrel 11 outsides; Chuck 2 is provided with chuck hot oil inlet 21 and chuck hot oil outlet 22, and conduction oil gets in the chuck 2 from chuck hot oil inlet 21, flows out from chuck hot oil outlet 22; Conduction oil circulates in chuck 2, makes the temperature field in the adsorption tower 1 even.
Conduction oil is this area conduction oil commonly used, and like hydrogenated terphenyl, also used vapour replaces, but uses the conduction oil better effects if.
Set of heat exchange tubes 3 is positioned at inner barrel 11 inside; Set of heat exchange tubes 3 is welded to connect with low head 10; Inner barrel 11 set inside are two groups of set of heat exchange tubes supports 5 up and down, and every group of set of heat exchange tubes support 5 is with fixing around each root heat exchanger tube, like Fig. 1 and shown in Figure 4; Heat pipe heat support 5 is provided with the middle part and the top of set of heat exchange tubes, is used to strengthen the rigidity and the stability of set of heat exchange tubes 3.Set of heat exchange tubes 3 is made up of heat exchanger tube 4, and heat exchanger tube 4 is located at inner barrel 11 inside of adsorption tower 1 equally, and its axis and inner barrel 11 parallel axes are uniformly distributed in inner barrel 11 inside.
Among the utility model embodiment, the heat exchanger tube carbon steel material is processed.Acticarbon 13 is filled in the inside of adsorption tower 1.
The utility model embodiment is an example with the hydrogen that reclaims through multi-stage condensing; The adsorption efficiency of test the utility model adsorption tower, the mass concentration of hydrogen is 86%, contains the carbon monoxide of a spot of ethene, methane and trace; Air inlet 9 from adsorption tower 1 gets into adsorption tower; Flow out gas outlet 91 from adsorption tower upper cover 12 after acticarbon 13 absorption, and through the hydrogen behind the adsorption cleaning, its mass concentration is 99.99999999%.
The adsorption tower of the utility model can be used for field of fine chemical, pharmaceutical field, is particularly useful for field of polysilicon production.
The utility model adsorption tower; The outside adds chuck, and inside has additional set of heat exchange tubes, and set of heat exchange tubes is made up of heat exchanger tube; The double-decker that heat exchanger tube is made up of internal and external casing; Said internal and external casing is equipped with the length fin consistent with heat exchanger tube length, chuck and the acting in conjunction of internal heat exchange tubes group make heat exchange rapidly, adsorption tower internal temperature field is even, improved the adsorption efficiency of adsorbent greatly; The inlet of set of heat exchange tubes and liquid outlet all are located at the bottom of set of heat exchange tubes, can avoid heat exchanger tube owing to the linear expansion amount that variation of temperature causes causes huge internal stress to equipment barrel, help the stable operation of device security; The length of each heat exchanger tube of set of heat exchange tubes increases progressively with the direction of the liquid flow in the set of heat exchange tubes successively; Each heat exchanger tube top level height is consistent; Made full use of the space in the adsorption tower, reduced the volume of adsorption tower to greatest extent, reduced the requirement of adsorption tower the fabricating yard.
Above-described embodiment describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that those of ordinary skills make the technical scheme of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (9)
1. adsorption tower; It is characterized in that: add chuck (2) in the adsorption tower outside; In adsorption tower (1), be provided with at least one group of set of heat exchange tubes (3), set of heat exchange tubes (3) is welded to connect with low head (10), and set of heat exchange tubes (3) is made up of heat exchanger tube (4); The double-decker that said heat exchanger tube (4) is made up of internal and external casing (8,7); Said inner sleeve (8) is provided with fin, and the inlet (31) of said set of heat exchange tubes (3) and the outer tube (7) of heat exchanger tube are communicated with, and the inner sleeve (8) of liquid outlet of said set of heat exchange tubes (32) and heat exchanger tube is communicated with; The liquid in-out mouth (31) (32) of set of heat exchange tubes all is located at the bottom of set of heat exchange tubes (3), and the annexation between the heat exchanger tube (4) is that the outer tube (7) of a heat exchanger tube and the inner sleeve (8) of another root heat exchanger tube are communicated with.
2. adsorption tower according to claim 1 is characterized in that: said set of heat exchange tubes (3) is 2-5, and series connection is communicated with between the set of heat exchange tubes (3).
3. adsorption tower according to claim 1 and 2 is characterized in that: said set of heat exchange tubes (3) is made up of 2-8 root heat exchanger tube (4).
4. adsorption tower according to claim 3 is characterized in that: the length of said each heat exchanger tube (4) increases progressively with the direction of the liquid flow in the set of heat exchange tubes (3) successively, and each heat exchanger tube (4) top level height is consistent.
5. adsorption tower according to claim 1 is characterized in that: the spacing between the said heat exchanger tube (4) is 2.3～3 times of heat exchanger tube diameter.
6. adsorption tower according to claim 1 is characterized in that: be equipped with fin (81) (71) on the internal and external casing of said heat exchanger tube (8) (7).
7. adsorption tower according to claim 6 is characterized in that: the fin on the said inner sleeve (81) number is 3～6, and the fin on the outer tube (71) number is 20～36, and said fin (81) (71) all evenly distributes along internal and external casing (8) (7) circumference.
8. adsorption tower according to claim 7 is characterized in that: the length of said fin is consistent with the length of the heat exchanger tube that is provided with this fin.
9. adsorption tower according to claim 8 is characterized in that: the angle in said fin and said inner sleeve or outer tube wiring section is 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120313236 CN202237704U (en) | 2011-08-24 | 2011-08-24 | Adsorption column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120313236 CN202237704U (en) | 2011-08-24 | 2011-08-24 | Adsorption column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202237704U true CN202237704U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120313236 Expired - Lifetime CN202237704U (en) | 2011-08-24 | 2011-08-24 | Adsorption column |
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| Country | Link |
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| CN (1) | CN202237704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102335541A (en) * | 2011-08-24 | 2012-02-01 | 中国寰球工程公司 | Absorption tower |
-
2011
- 2011-08-24 CN CN 201120313236 patent/CN202237704U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102335541A (en) * | 2011-08-24 | 2012-02-01 | 中国寰球工程公司 | Absorption tower |
| CN102335541B (en) * | 2011-08-24 | 2013-08-07 | 中国寰球工程公司 | Absorption tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Two road 100012 Beijing city Chaoyang District high tech Industrial Park, No. 1. Patentee after: China Global Engineering Co. Ltd. Address before: 100029 Beijing city Chaoyang District cherry Garden Street No. 7 Patentee before: China Huanqiu Engineering Co. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |