CN203425668U - Waste gas purification device for preparation of renewable aluminum alloy - Google Patents
Waste gas purification device for preparation of renewable aluminum alloy Download PDFInfo
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- CN203425668U CN203425668U CN201320511070.4U CN201320511070U CN203425668U CN 203425668 U CN203425668 U CN 203425668U CN 201320511070 U CN201320511070 U CN 201320511070U CN 203425668 U CN203425668 U CN 203425668U
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- dust
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Abstract
The utility model discloses a waste gas purification device for the preparation of a renewable aluminum alloy. The device structurally comprises a dust chamber, a bag-type dust collector, a spray tower and a neutralization tank, which are connected in series, wherein a dust recovery bin is connected to the dust chamber and the bag-type dust collector; a wastewater treatment tank is connected to the spray tower and the neutralization tank; a compressed air back-blowing device is arranged at an outlet of the bag-type dust collector; a spray head is arranged at the top of the spray tower; a plurality of layers of screen meshes are arranged below the spray head, and have mesh diameters of 0.2 to 0.5mm; a gas inlet of the spray tower is formed in the bottom of the tower, and a gas outlet of the spray tower is formed in the top of the tower; a gas inlet of the neutralization tank is formed in the bottom of the tank; a gas distribution plate is arranged at the gas inlet of the neutralization tank. According to the device, the shortcomings of the prior art can be improved; due to the design of a multi-stage filtering purification device, metal oxides can be recovered, and harmful gas can be harmlessly treated.
Description
Technical field
The utility model relates to a kind of secondary aluminium alloy production equipment, especially a kind of secondary aluminium alloy waste gas purification apparatus of preparing.
Background technology
Aluminium alloy is a kind of metal material conventional in people's daily life.The production of aluminium alloy is consumption of natural resource very, so present people pay much attention to the regenerative use technology of aluminium alloy.The flue gas of the existing smelting furnace discharge for aluminium alloy regeneration contains a large amount of metal oxide dust and other pernicious gas, if directly discharge can cause the waste of resource and the pollution of environment.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of secondary aluminium alloy waste gas purification apparatus of preparing, and can improve the deficiencies in the prior art, by design multi-stage filtration purifying device, has realized the recovery of metal oxide and the harmless treatment of pernicious gas.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A secondary aluminium alloy waste gas purification apparatus, structure comprises dust storage chamber, sack cleaner, spray column and the neutralization pond that series connection arranges, and dust storage chamber and sack cleaner are connected with dust recovery bin, and spray column and neutralization pond are connected with purification tank for liquid waste; The outlet of sack cleaner is provided with compressed air blowback device, the top of spray column is provided with spray head, spray head below is provided with some layers of silk screen, the mesh diameter of silk screen is 0.2～0.5mm, at the bottom of the air inlet of spray column is arranged on tower, gas outlet is arranged on tower top, at the bottom of the air inlet of neutralization pond is arranged on pond, is provided with gas panel on air inlet.
As preferably, in described dust storage chamber, be provided with control of dust inclined-plane, the end on control of dust inclined-plane is connected with control of dust inclined tube, and the incline direction of control of dust inclined-plane and control of dust inclined tube is contrary, and the air inlet of described dust storage chamber and gas outlet are all arranged on control of dust inclined-plane.
As preferably, on described spray column inwall and silk screen, be provided with polytetrafluoroethylene (PTFE) protective layer.
Adopt the beneficial effect that technique scheme is brought to be: in the utility model, dust storage chamber utilizes air-flow to enter the feature that flow velocity reduces after large space, makes larger dust granules carry out sedimentation.Be deposited to dust on control of dust inclined-plane because Action of Gravity Field moves downward, through control of dust inclined tube, finally fall into dust storage chamber bottom.Control of dust inclined-plane and control of dust inclined tube have formed a reentrant pathway, and this makes the air-flow on dust storage chamber top to produce perturbation action to the dust of dust storage chamber bottom, has improved the sedimentation rate of dust storage chamber.Sack cleaner is for filtering collection to the dust of lighter weight, and owing to there being the settlement action of upper level dust storage chamber, flow velocity and the dustiness of air-flow have all reduced, and can extend the service life of sack cleaner.At sack cleaner, use after a period of time, use compressed air blowback device to clear up sack cleaner, can remove the dust that sticks on sack cleaner surface, improve gas permeation rate.The dust that dust storage chamber and sack cleaner are collected is pooled to dust recovery bin and carries out recycling.The silk screen of spray column inside can form moisture film when spray head sprays clear water.After sack cleaner, the dust content in waste gas is lower, and waste gas enters from the bottom of spray column, through the absorption of each layer of moisture film, further removes the dust in waste gas.Waste gas through three road dust removal process finally enters neutralization pond, is provided with alkalescent Chi Shui in neutralization pond, can neutralize to the pernicious gas in waste gas absorption.Gas panel can strengthen the contact area of waste gas and Chi Shui, in raising and absorptivity.Waste water in spray column and neutralization pond enters purification tank for liquid waste and carries out harmless treatment recycling.The polytetrafluoroethylene (PTFE) protective layer arranging on spray column inwall and silk screen can avoid sour gas in waste gas to meet the corrosion to equipment of acid solution that water forms.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a concrete mode of implementing of the utility model.
In figure: 1, dust storage chamber; 2, sack cleaner; 3, spray column; 4, neutralization pond; 5, dust recovery bin; 6, purification tank for liquid waste; 7, compressed air blowback device; 8, spray head; 9, silk screen; 10, gas panel; 11, control of dust inclined-plane; 12, control of dust inclined tube; 13, polytetrafluoroethylene (PTFE) protective layer.
The specific embodiment
With reference to Fig. 1, structure of the present utility model comprises dust storage chamber 1, sack cleaner 2, spray column 3 and the neutralization pond 4 that series connection arranges, and dust storage chamber 1 and sack cleaner 2 are connected with dust recovery bin 5, and spray column 3 and neutralization pond 4 are connected with purification tank for liquid waste 6; The outlet of sack cleaner 2 is provided with compressed air blowback device 7, the top of spray column 3 is provided with spray head 8, spray head 8 belows are provided with two-layer silk screen 9, the mesh diameter of silk screen 9 is 0.2～0.5mm, at the bottom of the air inlet of spray column 3 is arranged on tower, gas outlet is arranged on tower top, at the bottom of the air inlet of neutralization pond 4 is arranged on pond, is provided with gas panel 10 on air inlet.
It should be noted that, in described dust storage chamber 1, be provided with control of dust inclined-plane 11, the end on control of dust inclined-plane 11 is connected with control of dust inclined tube 12, and the incline direction of control of dust inclined-plane 11 and control of dust inclined tube 12 is contrary, and the air inlet of described dust storage chamber 1 and gas outlet are all arranged on control of dust inclined-plane 11.
In addition, on described spray column 3 inwalls and silk screen 9, be provided with polytetrafluoroethylene (PTFE) protective layer 13.
Operation principle of the present utility model is: in the utility model, dust storage chamber 1 utilizes air-flow to enter the feature that flow velocity reduces after large space, makes larger dust granules carry out sedimentation.Be deposited to dust on control of dust inclined-plane 11 because Action of Gravity Field moves downward, through control of dust inclined tube 12, finally fall into dust storage chamber 1 bottom.Control of dust inclined-plane 11 and control of dust inclined tube 12 have formed a reentrant pathway, and this makes the air-flow on dust storage chamber 1 top to produce perturbation action to the dust of dust storage chamber 1 bottom, has improved the sedimentation rate of dust storage chamber 1.Sack cleaner 2 is for the dust of lighter weight is filtered to collection, and owing to there being the settlement action of upper level dust storage chamber 1, flow velocity and the dustiness of air-flow have all reduced, and can extend the service life of sack cleaner 2.At sack cleaner 2, use after a period of time, use 7 pairs of sack cleaners 2 of compressed air blowback device to clear up, can remove the dust that sticks on sack cleaner 2 surfaces, improve gas permeation rate.The dust that dust storage chamber 1 and sack cleaner 2 are collected is pooled to dust recovery bin 5 and carries out recycling.The silk screen 9 of spray column 3 inside can form moisture film when the sprinkling clear water of spray head 8.After sack cleaner 2, the dust content in waste gas is lower, and waste gas enters from the bottom of spray column 3, through the absorption of each layer of moisture film, further removes the dust in waste gas.Waste gas through three road dust removal process finally enters neutralization pond 4, is provided with alkalescent Chi Shui in neutralization pond 4, can neutralize to the pernicious gas in waste gas absorption.Gas panel 10 can strengthen the contact area of waste gas and Chi Shui, in raising and absorptivity.Waste water in spray column 3 and neutralization pond 4 enters purification tank for liquid waste 6 and carries out harmless treatment recycling.The polytetrafluoroethylene (PTFE) protective layer 13 arranging on spray column 3 inwalls and silk screen 9 can avoid sour gas in waste gas to meet the corrosion to equipment of acid solution that water forms.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. prepare secondary aluminium alloy waste gas purification apparatus for one kind, it is characterized in that: structure comprises dust storage chamber (1), sack cleaner (2), spray column (3) and the neutralization pond (4) that series connection arranges, dust storage chamber (1) and sack cleaner (2) are connected with dust recovery bin (5), and spray column (3) and neutralization pond (4) are connected with purification tank for liquid waste (6); The outlet of sack cleaner (2) is provided with compressed air blowback device (7), the top of spray column (3) is provided with spray head (8), spray head (8) below is provided with some layers of silk screen (9), the mesh diameter of silk screen (9) is 0.2～0.5mm, at the bottom of the air inlet of spray column (3) is arranged on tower, gas outlet is arranged on tower top, at the bottom of the air inlet of neutralization pond (4) is arranged on pond, is provided with gas panel (10) on air inlet.
2. the secondary aluminium alloy waste gas purification apparatus of preparing according to claim 1, it is characterized in that: in described dust storage chamber (1), be provided with control of dust inclined-plane (11), the end on control of dust inclined-plane (11) is connected with control of dust inclined tube (12), the incline direction of control of dust inclined-plane (11) and control of dust inclined tube (12) is contrary, and the air inlet of described dust storage chamber (1) and gas outlet are all arranged on control of dust inclined-plane (11).
3. the secondary aluminium alloy waste gas purification apparatus of preparing according to claim 1, is characterized in that: on described spray column (3) inwall and silk screen (9), be provided with polytetrafluoroethylene (PTFE) protective layer (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320511070.4U CN203425668U (en) | 2013-08-21 | 2013-08-21 | Waste gas purification device for preparation of renewable aluminum alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320511070.4U CN203425668U (en) | 2013-08-21 | 2013-08-21 | Waste gas purification device for preparation of renewable aluminum alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203425668U true CN203425668U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320511070.4U Expired - Lifetime CN203425668U (en) | 2013-08-21 | 2013-08-21 | Waste gas purification device for preparation of renewable aluminum alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203425668U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197727A (en) * | 2014-08-13 | 2014-12-10 | 湖州宏鑫铝业有限公司 | System and method for treating tail gas of aluminum smelting furnace |
| CN107519717A (en) * | 2017-08-07 | 2017-12-29 | 宁波鄞州竹创信息科技有限公司 | A kind of high efficiency Intelligent purifying device for industrial waste gas |
-
2013
- 2013-08-21 CN CN201320511070.4U patent/CN203425668U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197727A (en) * | 2014-08-13 | 2014-12-10 | 湖州宏鑫铝业有限公司 | System and method for treating tail gas of aluminum smelting furnace |
| CN107519717A (en) * | 2017-08-07 | 2017-12-29 | 宁波鄞州竹创信息科技有限公司 | A kind of high efficiency Intelligent purifying device for industrial waste gas |
| CN107519717B (en) * | 2017-08-07 | 2019-10-15 | 宁波鄞州竹创信息科技有限公司 | A kind of high efficiency Intelligent purifying device for industrial waste gas |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
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| CX01 | Expiry of patent term |