CN201825724U - Air current distributer - Google Patents
Air current distributer Download PDFInfo
- Publication number
- CN201825724U CN201825724U CN2010205804942U CN201020580494U CN201825724U CN 201825724 U CN201825724 U CN 201825724U CN 2010205804942 U CN2010205804942 U CN 2010205804942U CN 201020580494 U CN201020580494 U CN 201020580494U CN 201825724 U CN201825724 U CN 201825724U
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- CN
- China
- Prior art keywords
- molecular sieve
- adsorption tower
- aluminum oxide
- air
- sparger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model relates to an air current distributer installed in an adsorption tower, wherein an air outlet is arranged at the upper part of the adsorption tower, the bottom of the adsorption tower is provided with an air inlet, and adsorbents are also arranged in the adsorption tower and comprise a molecular sieve and aluminum oxide positioned under the molecular sieve and used for drying air; the air current distributer comprises an upper air current distributer and a lower air current distributer; and the lower air current distributer is fixed under an aluminum oxide groove and corresponds to the air inlet, and the upper air current distributer is fixed between the air outlet and a hold-down mechanism for the molecular sieve. By arranging the upper air current distributer at the air outlet of the adsorption tower, the air current distributer reduces damage to the molecular sieve during air backflow so that the service life of the molecular sieve can be ensured.
Description
Technical field
The utility model relates to the adsorption tower in the oxygen generation system, is specifically related to the air distributor of adsorption tower inside.
Background technology
The Vacuum Pressure Swing Adsorption oxygen generation system carries out supercharging by gas blower to it by strainer after with the air rough purification, and the further purifying treatment through adsorber obtains purified oxygen afterwards.After the long-time use of sorbent material in the adsorber reaches capacity, it is vacuumized desorb, make the adsorbent reactivation of adsorption tower inside by Roots vaccum pump.
The inlet end of existing adsorption tower is provided with the downstream sparger, when the air admission adsorption tower air is distributed effectively, guarantees entering in the interior molecular sieve of adsorption tower of even air.Because gas is through concentrating on the below of oxygen air outlet behind the molecular sieve, when Roots vaccum pump carries out desorb to saturated sorbent material, earlier with the gas drop pressure in the adsorption tower to another adsorption tower, the gas that concentrates in together in pressure equalizing is excessive to the impact of molecular sieve, accelerate the efflorescence of molecular sieve, had a strong impact on the work-ing life of molecular sieve.
Therefore, a kind ofly can demand urgently occurring to the sparger that the adsorption tower internal gas effectively distributes.
The utility model content
The utility model discloses a kind of air distributor, to reach the purpose of effective distribution adsorption tower internal gas flow.
The technical solution of the utility model is as follows:
A kind of air distributor is installed in the adsorption tower, and described adsorption tower top is provided with the air outlet, and the bottom of described adsorption tower is provided with inlet mouth, also is provided with sorbent material in the described adsorption tower; Described sorbent material comprises molecular sieve and is positioned at the aluminum oxide that described molecular sieve below is used for dry gas, described molecular sieve top also is provided with the molecular sieve hold-down mechanism, described molecular sieve is fixed in the described adsorption tower by described molecular sieve hold-down mechanism, the below of described aluminum oxide is provided with the aluminum oxide groove that holds aluminum oxide, and described aluminum oxide is fixed in the described adsorption tower by described aluminum oxide groove; Described air distributor comprises overdraught sparger and downstream sparger, described downstream sparger is fixed in the below of described aluminum oxide groove and corresponding with described inlet mouth, and described overdraught sparger is fixed between described air outlet and the described molecular sieve hold-down mechanism.
Preferably, described overdraught sparger is a spreader plate.
Preferably, described spreader plate is provided with through hole.
Preferably, also be provided with projection on the described spreader plate.
The disclosed adsorption tower air distributor of the utility model, by between oxygen air outlet and molecular sieve, being fixed with the overdraught sparger, when guaranteeing that gas carries out drop pressure in to adsorption tower, the gas of oxygen air outlet returns and blows, after process overdraught sparger is opened the accumulative gas dispersion, by molecular sieve, avoided molecular sieve is directly impacted the infringement that causes uniformly, guaranteed the work-ing life of molecular sieve.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the disclosed a kind of structural representation that is provided with the adsorption tower of air distributor of the utility model;
Fig. 2 is the structural representation of overdraught sparger embodiment 1 in the disclosed a kind of air distributor of the utility model;
Fig. 3 is the structural representation of overdraught sparger embodiment 2 in the disclosed a kind of air distributor of the utility model.
The title of the corresponding component that numeral among the figure or letter are represented:
11, tower body 12, molecular sieve 13, aluminum oxide 14, molecular sieve hold-down mechanism 15, aluminum oxide groove 16, inlet mouth 17, downstream sparger 18, air outlet 19, spreader plate 21, through hole 31, projection
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The disclosed adsorption tower air distributor of the utility model by at place, the air outlet of adsorption tower air distributor being set, disperses to return the gas that blows when all pressing effectively, has avoided gas to return when blowing the direct impact of molecular sieve, has guaranteed the work-ing life of molecular sieve.
As shown in Figure 1, be the disclosed a kind of structural representation that is provided with the adsorption tower of air distributor of the utility model, be provided with by molecular sieve 12 in the adsorption tower and be positioned at molecular sieve 12 belows and be used for gas is carried out exsiccant aluminum oxide 13, the top of molecular sieve 12 also is provided with molecular sieve hold-down mechanism 14, molecular sieve 12 is fixed in the tower body 11 by molecular sieve hold-down mechanism 14, the below of aluminum oxide 13 is provided with aluminum oxide groove 15, and aluminum oxide 13 is by aluminum oxide groove 15 fixedly in the tower body 11.
Air distributor comprises overdraught sparger and downstream sparger 17, downstream sparger 17 is fixed in the below of aluminum oxide groove 13 and corresponding with gas inlet 16, the overdraught sparger is between air outlet 18 and molecular sieve hold-down mechanism 14, the overdraught sparger is a spreader plate 19, spreader plate 19 is the material of erosion resistance, as steel plate, alloy etc., specifically depend on the circumstances.
Embodiment 1, as shown in Figure 2, spreader plate 19 is provided with through hole 21, through hole 21 is uniformly distributed in spreader plate 19 and removes and corresponding other positions of air outlet 18 projections, the gas that is used for accumulating in 18 places, air outlet spreads out returning when blowing, avoid gas directly to impact molecular sieve 12 and cause molecular sieve 12 to quicken efflorescence, guaranteed the work-ing life of molecular sieve 12.Spreader plate 19 is by being bolted in the tower body 11, and fixed form also can adopt other modes to fix except that adopting bolting, does not limit at this.The quantity and the particular location of through hole 21 are determined on a case-by-case basis, and do not limit at this.
Embodiment 2, and as shown in Figure 3, spreader plate 19 is provided with projection 31, air outlet 18 place's accumulative gases return when blowing, gas enters the molecular sieve 12 by the edge of projection 31 buffering backs from spreader plate 19, has reduced the speed that gas enters molecular sieve 12, has reduced the infringement of gas to molecular sieve 12.The shape of projection is not limit, and quantity, size all depend on the circumstances.
Through hole and projection also can be set on the spreader plate 19 simultaneously, or adopt other structures, disperse and buffering, not limit at this as long as can guarantee air-flow effectively.
Principle of work of the present utility model is as follows:
When sorbent material is saturated, enter gas accumulation in the adsorption tower in the air outlet 18 places, when gas is all pressed, gas by the through hole 21 on the spreader plate 19 with gas dispersion or the projection on spreader plate 19 31 with gas buffer, gas all is pressed onto in another adsorption tower by inlet mouth 16 through molecular sieve 12 afterwards.
The disclosed adsorption tower air distributor of the utility model, by between oxygen air outlet and molecular sieve, being fixed with the overdraught sparger, when guaranteeing that gas carries out drop pressure in to adsorption tower, the gas of oxygen air outlet returns and blows, after process overdraught sparger is opened the accumulative gas dispersion, by molecular sieve, avoided molecular sieve is directly impacted the infringement that causes uniformly, guaranteed the work-ing life of molecular sieve.
More than be description,, make this area professional and technical personnel can realize or use the utility model by above-mentioned explanation to the disclosed embodiments to the utility model embodiment.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (4)
1. air distributor, be installed in the adsorption tower, described adsorption tower top is provided with the air outlet, the bottom of described adsorption tower is provided with inlet mouth, also be provided with sorbent material in the described adsorption tower, described sorbent material comprises molecular sieve and is positioned at the aluminum oxide that described molecular sieve below is used for dry gas, described molecular sieve top also is provided with the molecular sieve hold-down mechanism, described molecular sieve is fixed in the described adsorption tower by described molecular sieve hold-down mechanism, the below of described aluminum oxide is provided with the aluminum oxide groove that holds aluminum oxide, and described aluminum oxide is fixed in the described adsorption tower by described aluminum oxide groove; It is characterized in that, described air distributor comprises overdraught sparger and downstream sparger, described downstream sparger is fixed in the below of described aluminum oxide groove and corresponding with described inlet mouth, and described overdraught sparger is fixed between described air outlet and the described molecular sieve hold-down mechanism.
2. adsorption tower air distributor according to claim 1 is characterized in that, described overdraught sparger is a spreader plate.
3. adsorption tower air distributor according to claim 2 is characterized in that described spreader plate is provided with through hole.
4. adsorption tower air distributor according to claim 2 is characterized in that described spreader plate is provided with projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205804942U CN201825724U (en) | 2010-10-28 | 2010-10-28 | Air current distributer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205804942U CN201825724U (en) | 2010-10-28 | 2010-10-28 | Air current distributer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201825724U true CN201825724U (en) | 2011-05-11 |
Family
ID=43964274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205804942U Expired - Fee Related CN201825724U (en) | 2010-10-28 | 2010-10-28 | Air current distributer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201825724U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105582783A (en) * | 2016-03-02 | 2016-05-18 | 杭州汽轮染整机械有限公司 | High-efficiency multichannel pressure swing adsorption regenerative nitrogen making device |
| CN107213760A (en) * | 2017-07-14 | 2017-09-29 | 湖南和鑫新能源技术有限公司 | A kind of energy-efficient drying device of absorption type and system |
| CN114849422A (en) * | 2022-06-15 | 2022-08-05 | 杭州科兰铂科技有限公司 | A multilayer molecular sieve section of thick bamboo for oxygen concentrator |
-
2010
- 2010-10-28 CN CN2010205804942U patent/CN201825724U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105582783A (en) * | 2016-03-02 | 2016-05-18 | 杭州汽轮染整机械有限公司 | High-efficiency multichannel pressure swing adsorption regenerative nitrogen making device |
| CN107213760A (en) * | 2017-07-14 | 2017-09-29 | 湖南和鑫新能源技术有限公司 | A kind of energy-efficient drying device of absorption type and system |
| CN114849422A (en) * | 2022-06-15 | 2022-08-05 | 杭州科兰铂科技有限公司 | A multilayer molecular sieve section of thick bamboo for oxygen concentrator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20141028 |
|
| EXPY | Termination of patent right or utility model |