CN201534044U - Counter flow type efficient energy-saving cleaning absorption tower - Google Patents
Counter flow type efficient energy-saving cleaning absorption tower Download PDFInfo
- Publication number
- CN201534044U CN201534044U CN2009203156548U CN200920315654U CN201534044U CN 201534044 U CN201534044 U CN 201534044U CN 2009203156548 U CN2009203156548 U CN 2009203156548U CN 200920315654 U CN200920315654 U CN 200920315654U CN 201534044 U CN201534044 U CN 201534044U
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- tower body
- tower
- distributor
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Abstract
The utility model discloses a counter flow type efficient energy-saving cleaning absorption tower, comprising a tower; an air outlet communicated with the tower and arranged at the upper end of the tower and a liquid inlet; an air inlet communicated with the tower and arranged at the lower end of the tower and a liquid outlet; a spraying device arranged at the upper end inside the tower and provided with an upper part connected with the liquid outlet outside the tower; at least one liquid distribution device correspondingly arranged below the spraying device. The liquid is uniformly distributed and completely contacts with the air to replace the existing filler layer to perform gas-liquid mass transfer. The air enters into the tower from the bottom to perform gas-liquid complete mass transfer through multi-level distribution devices. The whole device has features of small system resistance, simple structure, quick air flow, low energy consumption and convenient operation and maintenance.
Description
Technical field
The utility model relates to a kind of gas cleaning plant, particularly a kind of reverse-flow energy-efficient washing absorption tower.
Background technology
In gas purification, mass transfer absorption techniques field, at present based on the spray column technology, in spray column, enter in the air inlet of gaseous phase materials by the tower body bottom, liquid phase material is drenched down by tower body top feeding device, the gas-liquid two-phase contact of meeting in tower body, carry out mass transfer, gas-liquid two-phase contacts fully more in tower body, and mass transport process can be carried out fully more, and it is thorough more that the chemical reaction between the two-phase material also can be finished.
In the prior art, generally be to constitute packing layer by the filler that is arranged in the tower body, the kind of filler is a lot, according to the difference of type of feed, can be divided into dumped packing and structured packing.Liquid phase substance drenches following time by tower body top, forms the gas-liquid contact-making surface at filling surface, to increase mass transfer area, reach the purpose of absorption, gas is sent at the bottom of tower, is the adverse current space by packing layer continuously with liquid, on filling surface, gas-liquid two-phase contact closely carries out mass transfer.Packed tower belongs to Continuous Contact formula gas-liquid mass transfer (contact) equipment, and two phase compositions change continuously along tower height, and under normal operating state, gas phase is a continuous phase, and liquid phase is a decentralized photo.
Yet can there be following problem in general spray column usually because mass transfer is mainly carried out by packing layer in inside: 1, use filler to carry out mass transfer as packing layer, the SR that its gas runs into is very big, and mass-transfer efficiency is lower; 2, when liquid when packing layer flows downward, the trend of concentrating to the tower wall is gradually arranged, make that near the flow quantity the tower wall increases gradually, this phenomenon is called wall stream.Wall stream effect causes gas-liquid two-phase skewness in packing layer, thereby mass-transfer efficiency is descended; 3, use filler to constitute packing layer and carry out mass transfer, need packing layer to have bigger specific area, and have bigger voidage, liquid needs preferably evenly distribution performance at filling surface, otherwise can reduce the efficient of mass transfer and the adequacy of mass transfer greatly; 4, filler needs durable in use and has good anti-corrosion, and higher mechanical strength and necessary hear resistance are so the filler cost is higher usually; If 5 hour can not wetting effectively filling surface when liquid load, mass-transfer efficiency is reduced; 6, high dustiness gas causes the packing layer phenomenon of blocking easily; 7, use filler to constitute packing layer and carry out mass transfer, its operation energy consumption height, maintenance of equipment, maintenance inconvenience.
The utility model content
Goal of the invention of the present utility model is: at the problem of above-mentioned existence, a kind of reverse-flow energy-efficient washing absorption tower is provided, improved absorption efficiency, reduced SR, reduced operation energy consumption, the tower body internals can be dismantled, and are convenient to maintenance maintenance, have effectively avoided the problems of using packing layer to bring as main mass transfer component.
The technical solution of the utility model is achieved in that reverse-flow energy-efficient washing absorption tower, comprise tower body, be provided with the gas outlet that is communicated with tower body in described tower body upper end, be respectively arranged with air inlet and the liquid outlet that is communicated with tower body in the tower body lower end, it is characterized in that: be provided with spray equipment in the tower body upper end, the lower part of described spray equipment is positioned at tower body, its top is positioned at the tower body outside, the spray equipment that is positioned at the tower body outside is provided with the inlet that is communicated with it, and correspondence is provided with at least one distribution apparatus below described spray equipment.
Reverse-flow energy-efficient washing absorption tower described in the utility model, its described spray equipment comprises the spray thrower catheter, distributing disc and spray thrower adjusting screw(rod), the top cover that tower body is passed in spray thrower catheter lower end places tower body inside, the upper end places outside the tower body, its upper end is airtight by blind flange, inlet is in the outer part of tower body with the spray thrower catheter and is communicated with, described spray thrower adjusting screw(rod) upper end is passed blind flange and is connected with handwheel, its lower end is connected with the distributing disc top, be threaded between spray thrower adjusting screw(rod) and the blind flange, leave the gap between described spray thrower catheter lower end and the distributing disc.
Reverse-flow energy-efficient washing absorption tower described in the utility model, its described spray thrower catheter are that two sections adapters are formed by connecting, and its connecting portion is in the tower body.
Reverse-flow energy-efficient washing absorption tower described in the utility model, its described distribution apparatus comprises water collection device and distributor, described water collection device correspondence is arranged on the spray equipment below, its bottom surface is a through hole, upper end-face edge is connected with the tower body inwall, the distributor correspondence is arranged on the water collection device below, described distributor comprises drip tray, the distributor catheter, distributing disc and distributor adjusting screw(rod), the drip tray correspondence is arranged on the water collection device below, its bottom is connected with distributor catheter upper end, the distributor adjusting screw(rod) is arranged in the distributor catheter, its lower end is connected with distributing disc, leave the gap between distributor catheter lower end and the distributing disc, described distributor is connected with tower body by connector.
Reverse-flow energy-efficient washing absorption tower described in the utility model, its described distributing disc is a pyramidal structure.
Reverse-flow energy-efficient washing absorption tower described in the utility model, its described drip tray is inverted pyramidal structure.
Reverse-flow energy-efficient washing absorption tower described in the utility model, its correspondence below nethermost distribution apparatus is provided with water collection device.
Reverse-flow energy-efficient washing absorption tower described in the utility model, its described water collection device is inverted taper tubular structure.
Reverse-flow energy-efficient washing absorption tower described in the utility model, it also is provided with the safety anti-explosive valve on the tower body top.
Reverse-flow energy-efficient washing absorption tower described in the utility model, it is provided with manhole on the tower body of tower body bottom and distribution apparatus position correspondence.
The utility model is by being provided with distribution apparatus in tower body inside, replace existing packing layer that gas-liquid is carried out mass transfer, gas enters from the tower body bottom, can make gas-liquid carry out sufficient mass transfer through multistage distribution apparatus, entire equipment has under the SR, simple in structure, gas flow is rapid, energy consumption is low, the characteristics of convenient operating maintenance.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are:
1, the utility model uses distribution apparatus to replace traditional packing layer, has effectively avoided the problem of using packing layer to produce as main mass transfer component.
2, the setting of multistage distribution apparatus has improved the adequacy of mass transfer between the gas-liquid greatly.
3, the setting of adjusting rod in spray equipment and the distribution apparatus can be regulated the size that forms the gap between distributing disc and the catheter as required.
4, also be provided with the safety anti-explosive valve on the tower body top,, can insert corresponding safeguard and carry out security control when the gas in the tower body when being inflammable and explosive.
5, tower body is provided with manhole, makes maintenance, maintenance and the dismounting of each device in the tower body convenient.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the flow graph of the utility model liquid in tower body.
Mark among the figure: 1 is tower body, and 2 is air inlet, and 3 is the gas outlet, 4 is inlet, and 5 is liquid outlet, and 6 is water collection device, 7 is drip tray, and 8a is the spray thrower catheter, and 8b is the distributor catheter, 9 is distributing disc, and 10a is the spray thrower adjusting screw(rod), and 10b is the distributor adjusting screw(rod), 11 is connector, and 12 is handwheel, and 13 is blind flange, 14 is the safety anti-explosive valve, and 15 is manhole.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, a kind of reverse-flow energy-efficient washing absorption tower, comprise tower body 1, be provided with the gas outlet 3 that is communicated with tower body 1 in described tower body 1 upper end, be respectively arranged with air inlet 2 and the liquid outlet 5 that is communicated with tower body 1 in tower body 1 lower end, be provided with spray equipment in tower body 1 upper end, described spray equipment comprises spray thrower catheter 8a, distributing disc 9 and spray thrower adjusting screw(rod) 10a, the top cover that spray thrower catheter 8a passes the lower end tower body 1 places tower body 1 inside, the upper end places outside the tower body 1, its upper end is airtight by blind flange 13, inlet 4 is in tower body 1 part outward with spray thrower catheter 8a and is communicated with, described spray thrower catheter 8a is that two sections adapters are formed by connecting, and its connecting portion is in the tower body 1, is convenient to the dismounting that is installed on of spray thrower catheter like this; Wherein, described spray thrower adjusting screw(rod) 10a passes blind flange 13 in the upper end and is connected with handwheel 12, its lower end is connected with distributing disc 9 tops, is threaded between spray thrower adjusting screw(rod) 10a and the blind flange 13, leaves the gap between described spray thrower catheter 8a lower end and the distributing disc 9.According to actual conditions, can regulate the size in gap between spray thrower catheter 8a lower end and the distributing disc 9 by the rotation of handwheel.
Correspondence is provided with two distribution apparatus under described spray equipment, described distribution apparatus comprises water collection device 6 and distributor, described water collection device 6 correspondences are arranged under the spray equipment, its bottom surface is a through hole, upper end-face edge and the welding of tower body 1 inwall, the distributor correspondence be arranged on water collection device 6 under, described distributor comprises drip tray 7, distributor catheter 8b, distributing disc 9 and distributor adjusting screw(rod) 10b, drip tray 7 correspondences be arranged on water collection device 6 under, its bottom is connected with distributor catheter 8b upper end, distributor adjusting screw(rod) 10b is arranged in distributor catheter 8b, its lower end is connected with distributing disc 9, leave the gap between distributor catheter 8b lower end and the distributing disc 9, can regulate the size in this gap by the distributor adjusting screw(rod), described distributor is connected with tower body 1 by reinforcing bar, and correspondence is provided with water collection device 6 under nethermost distribution apparatus.
Wherein, described water collection device 6 is inverted taper tubular structure, and drip tray 7 is inverted pyramidal structure, and distributing disc 9 is a pyramidal structure; Also be provided with safety anti-explosive valve 14 on tower body 1 top,, can insert corresponding safeguard and carry out security control when the gas in the tower body when being inflammable and explosive; On the tower body 1 of tower body 1 bottom and distribution apparatus position correspondence, be provided with manhole 15, make maintenance, maintenance and the dismounting of each device in the tower body convenient.
Operation principle: as shown in Figure 2, liquid enters from the inlet of tower body upper end under the effect of certain pressure, liquid enters in the spray thrower catheter, flow out from the gap between spray thrower catheter lower end and the distributing disc, because liquid is subjected to certain pressure, so have certain speed when flowing out from the gap, can flow along the distributing disc surface and flow on the inwall of tower body, thereby between distributing disc and tower body inwall, form liquid film, flow to the collection of the liquid process water collection device on the tower body inwall, flow into once more in the distribution apparatus of its lower end, liquid is crossed drip tray at the distribution apparatus back warp and is flow in the distributor catheter, flow out from the gap between distributor catheter and the distributing disc, make between distributing disc and the tower body inwall and form liquid film once more, final liquid flows out from the liquid outlet that is communicated with the tower body bottom; Wherein said distribution apparatus can be provided with many groups, can make like this gas after entering tower body with tower body in liquid carry out repeatedly mass transfer, thereby make between the gas-liquid mass transfer thoroughly, fully.
Gas enters in the tower body from the air inlet of tower body lower end, this moment, gas passed through between distributing disc and tower body inwall from lower to upper, gas by the time and distributing disc and tower body inwall between the liquid film that forms carry out sufficient mass transfer, last, gas is discharged by the gas outlet of tower body upper end; If be provided with multistage distribution apparatus in the tower body, gas can carry out mass transfer between the gas-liquid through multistage liquid film.
Wherein, distributing disc in spray equipment and the distribution apparatus all can carry out the adjusting of height by connected screw rod, thus control distributing disc and its size to gap between the adapter, like this, in running,, make it satisfy corresponding production demand according to actual condition.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. reverse-flow energy-efficient washing absorption tower, comprise tower body (1), be provided with the gas outlet (3) that is communicated with tower body (1) in described tower body (1) upper end, be respectively arranged with air inlet (2) and the liquid outlet (5) that is communicated with tower body (1) in tower body (1) lower end, it is characterized in that: be provided with spray equipment in tower body (1) upper end, the lower part of described spray equipment is positioned at tower body (1), its top is positioned at tower body (1) outside, be positioned at the outside spray equipment of tower body (1) and be provided with the inlet (4) that is communicated with it, correspondence is provided with at least one distribution apparatus below described spray equipment.
2. reverse-flow energy-efficient washing absorption tower according to claim 1, it is characterized in that: described spray equipment comprises spray thrower catheter (8a), distributing disc (9) and spray thrower adjusting screw(rod) (10a), the top cover that tower body (1) is passed in spray thrower catheter (8a) lower end places tower body (1) inside, the upper end places outside the tower body (1), its upper end is airtight by blind flange (13), inlet (4) is in the outer part of tower body (1) with spray thrower catheter (8a) and is communicated with, described spray thrower adjusting screw(rod) (10a) upper end is passed blind flange (13) and is connected with handwheel (12), its lower end is connected with distributing disc (9) top, be threaded between spray thrower adjusting screw(rod) (10a) and the blind flange (13), leave the gap between described spray thrower catheter (8a) lower end and the distributing disc (9).
3. reverse-flow energy-efficient washing absorption tower according to claim 2 is characterized in that: described spray thrower catheter (8a) is that two sections adapters are formed by connecting, and its connecting portion is in the tower body (1).
4. reverse-flow energy-efficient washing absorption tower according to claim 1, it is characterized in that: described distribution apparatus comprises water collection device (6) and distributor, described water collection device (6) correspondence is arranged on the spray equipment below, its bottom surface is a through hole, upper end-face edge is connected with tower body (1) inwall, the distributor correspondence is arranged on water collection device (6) below, described distributor comprises drip tray (7), distributor catheter (8b), distributing disc (9) and distributor adjusting screw(rod) (10b), drip tray (7) correspondence is arranged on water collection device (6) below, its bottom is connected with distributor catheter (8b) upper end, distributor adjusting screw(rod) (10b) is arranged in distributor catheter (8b), its lower end is connected with distributing disc (9), leave the gap between distributor catheter (8b) lower end and the distributing disc (9), described distributor is connected with tower body (1) by connector (11).
5. according to claim 2 or 4 described reverse-flow energy-efficient washing absorption towers, it is characterized in that: described distributing disc (9) is pyramidal structure.
6. reverse-flow energy-efficient washing absorption tower according to claim 4 is characterized in that: described drip tray (7) is inverted pyramidal structure.
7. reverse-flow energy-efficient washing absorption tower according to claim 1 is characterized in that: correspondence is provided with water collection device (6) below nethermost distribution apparatus.
8. according to claim 4 or 7 described reverse-flow energy-efficient washing absorption towers, it is characterized in that: described water collection device (6) is inverted taper tubular structure.
9. reverse-flow energy-efficient washing absorption tower according to claim 1 is characterized in that: also be provided with safety anti-explosive valve (14) on tower body (1) top.
10. reverse-flow energy-efficient washing absorption tower according to claim 1 is characterized in that: be provided with manhole (15) on the tower body (1) of tower body (1) bottom and distribution apparatus position correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203156548U CN201534044U (en) | 2009-11-24 | 2009-11-24 | Counter flow type efficient energy-saving cleaning absorption tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203156548U CN201534044U (en) | 2009-11-24 | 2009-11-24 | Counter flow type efficient energy-saving cleaning absorption tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201534044U true CN201534044U (en) | 2010-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203156548U Expired - Lifetime CN201534044U (en) | 2009-11-24 | 2009-11-24 | Counter flow type efficient energy-saving cleaning absorption tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201534044U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671490A (en) * | 2011-03-08 | 2012-09-19 | 吴英杰 | Smoke washing and elimination method |
| CN104606991A (en) * | 2014-12-18 | 2015-05-13 | 黄涛 | Improved exhaust gas washing tower |
| CN108295648A (en) * | 2018-04-18 | 2018-07-20 | 哈尔滨锅炉厂环保工程技术有限公司 | The single column double circulation desulphurization system of its device of sieve-board type gas-liquid part flow arrangement and application |
| CN110913974A (en) * | 2017-08-01 | 2020-03-24 | 阿法拉伐股份有限公司 | Scrubber for cleaning gases |
| CN111744226A (en) * | 2020-07-24 | 2020-10-09 | 邓健 | Low-energy-consumption chemical light-component removing tower |
-
2009
- 2009-11-24 CN CN2009203156548U patent/CN201534044U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671490A (en) * | 2011-03-08 | 2012-09-19 | 吴英杰 | Smoke washing and elimination method |
| CN104606991A (en) * | 2014-12-18 | 2015-05-13 | 黄涛 | Improved exhaust gas washing tower |
| CN110913974A (en) * | 2017-08-01 | 2020-03-24 | 阿法拉伐股份有限公司 | Scrubber for cleaning gases |
| US11141690B2 (en) | 2017-08-01 | 2021-10-12 | Alfa Laval Corporate Ab | Scrubber for cleaning of a gas |
| CN110913974B (en) * | 2017-08-01 | 2022-03-11 | 阿法拉伐股份有限公司 | Scrubber for cleaning gases |
| CN108295648A (en) * | 2018-04-18 | 2018-07-20 | 哈尔滨锅炉厂环保工程技术有限公司 | The single column double circulation desulphurization system of its device of sieve-board type gas-liquid part flow arrangement and application |
| CN111744226A (en) * | 2020-07-24 | 2020-10-09 | 邓健 | Low-energy-consumption chemical light-component removing tower |
| CN111744226B (en) * | 2020-07-24 | 2022-01-14 | 德州市德化化工有限公司 | Low-energy-consumption chemical light-component removing tower |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100728 |
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| CX01 | Expiry of patent term |