CN212039733U - Gas taking device at middle part of adsorption tower of gas adsorption device - Google Patents
Gas taking device at middle part of adsorption tower of gas adsorption device Download PDFInfo
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- CN212039733U CN212039733U CN202020233627.2U CN202020233627U CN212039733U CN 212039733 U CN212039733 U CN 212039733U CN 202020233627 U CN202020233627 U CN 202020233627U CN 212039733 U CN212039733 U CN 212039733U
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Abstract
The utility model relates to a gas device is got at adsorption tower middle part of adsorbed gas device, including the adsorption tower, the middle part of adsorption tower is provided with gets the gas pocket, get and be provided with in the gas pocket and get the trachea get trachea part and pass inside this gets the gas pocket and extend to the adsorption tower, it gets the trachea from a plurality of branches of middle part flow formation, it is provided with the filter on the trachea to get, it is provided with and gets the gas flange to get gas pocket department, it is provided with flange to get the trachea near getting gas pocket one side, it passes through bolt flange and gets the gas flange to get the trachea. The utility model discloses improved get the trachea and got the connected mode between the gas pocket, connected through the mode of double flange, improved the stability and the leakproofness of connecting. Improve getting the trachea, forming branch getting the trachea to the setting can get gas to it simultaneously on the same plane at middle part, improves the efficiency of getting gas. The gas taking pipe is provided with a filter for filtering the obtained gas.
Description
Technical Field
The utility model belongs to the technical field of drying equipment, especially, gas device is got at adsorption tower middle part to adsorbed gas device.
Background
The middle and lower pressure equalizing flow of the pressure swing adsorption gas separation device improves the lower pressure equalizing position because of the unequal pressure equalizing. The pressure equalizing gas is led out from the middle part of the adsorption tower after adsorption and enters the bottom of the adsorption tower after desorption during pressure equalizing, pressure equalizing is carried out according to the inverted pyramid gradient distribution characteristic of the nitrogen purity in the adsorption tower, so that the gas with higher nitrogen purity is equalized to the desorption tower from the adsorption tower, the inherent purity gradient distribution of a bed layer is reduced, the nitrogen concentration of the desorption tower is improved, the pre-adsorption of the carbon molecular sieve in the desorption tower to oxygen is reduced, the utilization rate of the carbon molecular sieve is improved, and the nitrogen production rate of the carbon molecular sieve is improved. The middle gas taking pipe is a necessary structure of the pressure swing adsorption gas separation device, and only one gas taking pipe is used for gas taking when the middle gas taking pipe is used for gas taking, so that the efficiency is not high.
Disclosure of Invention
In view of the above, to the above-mentioned weak point, the utility model provides an adsorption tower middle part gas taking device of gas adsorption device is in order to solve above-mentioned problem.
In order to realize above purpose, the utility model discloses a such gas device is got at absorption tower middle part, including the adsorption tower, the middle part of adsorption tower is provided with gets the gas pocket, get and be provided with in the gas pocket and get the trachea get trachea partially pass and should get inside the gas pocket extends to the adsorption tower, it gets the trachea from the middle part flows to form a plurality of branches and gets the trachea, it is provided with the filter on the trachea to get, it is provided with and gets the gas flange to get gas pocket department, it is provided with flange near getting gas pocket one side to get the trachea, get the trachea through bolt flange and get the gas flange.
The utility model discloses further set up: the filter is a front filter, and the filters are respectively positioned on the gas distribution and extraction pipes.
The utility model discloses further set up: the filter is a post-filter and is positioned on the air intake pipe.
The utility model discloses further set up: the pre-filter comprises an outer-layer filter cavity and an inner-layer filter cavity, a filter hole is formed between the outer-layer filter cavity and the inner-layer filter cavity, and the gas distribution and taking pipe is communicated with the inner-layer filter cavity.
The utility model discloses further set up: the post-filter comprises an outer-layer filter cavity and an inner-layer filter cavity, a filter hole is formed between the outer-layer filter cavity and the inner-layer filter cavity, and the gas distribution and taking pipe is communicated with the inner-layer filter cavity.
The utility model discloses further set up: an opening valve is arranged on the gas taking pipe.
The utility model has the advantages that:
1) the connection mode between the gas taking pipe and the gas taking hole is improved, the connection is carried out in a double-flange mode, and the connection stability and the connection tightness are improved.
2) Improve getting the trachea, forming branch getting the trachea to the setting can get gas to it simultaneously on the same plane at middle part, improves the efficiency of getting gas.
3) The gas taking pipe is provided with a filter for filtering the obtained gas.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a plan view of embodiment 1 of the present invention.
Fig. 3 is a plan view of embodiment 2 of the present invention.
Reference numerals: 1. an adsorption tower; 2. taking an air pipe; 3. air distribution and taking; 4. a filter; 5. A gas taking flange; 6. a connecting flange; 7. a bolt; 8. an outer layer filter cavity; 9. an inner layer filter cavity; 10. opening the valve;
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-2, the utility model relates to a gas device is got at 1 middle part of adsorption tower of adsorbed gas device, including adsorption tower 1, adsorption tower 1's middle part is provided with gets the gas pocket, get and be provided with in the gas pocket and get trachea 2 get 2 parts and pass this and get the gas pocket and extend to inside the adsorption tower 1, get trachea 2 and form a plurality of branches from the middle part stream and get trachea 3, get and be provided with filter 4 on the trachea 2, it is provided with and gets gas flange 5 to get the gas pocket department, it is provided with flange 6 to get trachea 2 to be close to getting gas pocket one side, it passes through bolt 7 flange 6 and gets gas flange 5 to get trachea 2.
The filter 4 is a pre-filter 4, and the filters 4 are respectively positioned on the gas distribution and extraction pipe 3. The pre-filter 4 comprises an outer-layer filter cavity 8 and an inner-layer filter cavity 9, a filter hole is formed between the outer-layer filter cavity 8 and the inner-layer filter cavity 9, and the gas distribution and taking pipe 3 is communicated with the inner-layer filter cavity 9. The gas taking pipe 2 is provided with an opening valve 10, and the opening valve 10 is arranged to be opened when gas taking is needed.
Example 2
As shown in fig. 1 and 3, the utility model relates to a gas device is got at 1 middle part of adsorption tower of adsorbed gas device, including adsorption tower 1, adsorption tower 1's middle part is provided with gets the gas pocket, get and be provided with in the gas pocket and get trachea 2 get 2 parts and pass this and get the gas pocket and extend to adsorption tower 1 inside, get trachea 2 and form a plurality of branches and get trachea 3 from middle part stream, get and be provided with filter 4 on the trachea 2, it is provided with and gets gas flange 5 to get gas pocket department, it is provided with flange 6 to get trachea 2 to be close to and gets gas hole one side, it passes through bolt 7 flange 6 and gets gas flange 5 to get trachea 2.
The filter 4 is a post-filter 4, and the filter 4 is positioned on the gas taking pipe 2. The post-filter 4 comprises an outer-layer filter chamber 8 and an inner-layer filter chamber 9, a filter hole is formed between the outer-layer filter chamber 8 and the inner-layer filter chamber 9, and the gas distribution and taking pipe 3 is communicated with the inner-layer filter chamber 9. The gas distribution and taking pipe 3 is communicated with the inner-layer filter cavity 9. The gas taking pipe 2 is provided with an opening valve 10, and the opening valve 10 is arranged to be opened when gas taking is needed.
The utility model discloses improved get trachea 2 and get the connected mode between the gas pocket, connected through the mode of double flange, improved the stability and the leakproofness of connecting. Improve getting trachea 2, form branch gas intaking pipe 3 at gas intaking pipe 2 to the setting can get gas to it simultaneously on the same plane at middle part, improves the efficiency of getting gas. The gas intake pipe 2 is provided with a filter 4 for filtering the intake gas.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a gas device is got at absorption tower middle part of adsorbed gas device which characterized in that: including the adsorption tower, the middle part of adsorption tower is provided with gets the gas pocket, get and be provided with in the gas pocket and get the trachea get trachea partly pass this and get the gas pocket and extend to inside the adsorption tower, get the trachea and form a plurality of branches and get the trachea from middle part stream, it is provided with the filter on the trachea to get, it is provided with and gets the gas flange to get gas pocket department, it is close to and gets gas pocket one side and be provided with flange to get the trachea, it passes through bolt flange and gets the gas flange to get the trachea.
2. The gas taking device at the middle part of the adsorption tower of the gas adsorption device according to claim 1, which is characterized in that: the filter is a front filter, and the filters are respectively positioned on the gas distribution and extraction pipes.
3. The gas taking device at the middle part of the adsorption tower of the gas adsorption device according to claim 1, which is characterized in that: the filter is a post-filter and is positioned on the air intake pipe.
4. The gas taking device at the middle part of the adsorption tower of the gas adsorption device according to claim 2, which is characterized in that: the pre-filter comprises an outer-layer filter cavity and an inner-layer filter cavity, a filter hole is formed between the outer-layer filter cavity and the inner-layer filter cavity, and the gas distribution and taking pipe is communicated with the inner-layer filter cavity.
5. The gas taking device at the middle part of the adsorption tower of the gas adsorption device according to claim 3, which is characterized in that: the post-filter comprises an outer-layer filter cavity and an inner-layer filter cavity, a filter hole is formed between the outer-layer filter cavity and the inner-layer filter cavity, and the gas distribution and taking pipe is communicated with the inner-layer filter cavity.
6. The gas taking device at the middle part of the adsorption tower of the gas adsorption device according to claim 4 or 5, which is characterized in that: an opening valve is arranged on the gas taking pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020233627.2U CN212039733U (en) | 2020-03-01 | 2020-03-01 | Gas taking device at middle part of adsorption tower of gas adsorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020233627.2U CN212039733U (en) | 2020-03-01 | 2020-03-01 | Gas taking device at middle part of adsorption tower of gas adsorption device |
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| Publication Number | Publication Date |
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| CN212039733U true CN212039733U (en) | 2020-12-01 |
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| CN202020233627.2U Active CN212039733U (en) | 2020-03-01 | 2020-03-01 | Gas taking device at middle part of adsorption tower of gas adsorption device |
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