CN206325310U - A kind of secondary aluminium waste gas purification apparatus - Google Patents

A kind of secondary aluminium waste gas purification apparatus Download PDF

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Publication number
CN206325310U
CN206325310U CN201621339166.7U CN201621339166U CN206325310U CN 206325310 U CN206325310 U CN 206325310U CN 201621339166 U CN201621339166 U CN 201621339166U CN 206325310 U CN206325310 U CN 206325310U
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CN
China
Prior art keywords
waste gas
hand
absorption tower
dirt cup
gas absorption
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
Application number
CN201621339166.7U
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Chinese (zh)
Inventor
熊牡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Jinli City Mining Co Ltd
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Jiangxi Jinli City Mining Co Ltd
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Filing date
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Priority to CN201621339166.7U priority Critical patent/CN206325310U/en
Application granted granted Critical
Publication of CN206325310U publication Critical patent/CN206325310U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of secondary aluminium waste gas purification apparatus, including except dirt cup, except dirt cup left end is connected with air inlet pipe, except dirt cup upper end is connected with intake valve, intake valve right-hand member is connected with booster pump, booster pump right-hand member is connected with coiled pipe, coiled pipe right-hand member is connected with mozzle, mozzle right-hand member is connected with waste gas absorption tower, waste gas absorption tower bottom is provided with slurry tank, slurry tank upper end is provided with shower, activated carbon adsorption layer is provided with inside waste gas absorption tower upper end, upper end is connected with return duct on the left of waste gas absorption tower, return duct left end is connected with heat exchange box, upper end is connected with wasted nickel catalyst instrument on the left of heat exchange box, wasted nickel catalyst instrument left end is connected with air outlet valve, air outlet valve left end is connected with chimney.The utility model, the high-temp waste gas that must be entered in waste gas absorption tower and the waste gas after being sprayed carried out heat exchange processing, it is to avoid high-temp waste gas is entered directly into waste gas absorption tower, and the consumption for both having saved water resource also improves the service life of device.

Description

A kind of secondary aluminium waste gas purification apparatus
Technical field
The utility model is related to aluminium waste gas purification technical field, specifically a kind of secondary aluminium waste gas purification apparatus.
Background technology
China's aluminium scrap regeneration mainly uses pyrometallurgical smelting, produces the process that waste gas and being possible to is impacted to environment Mainly fusion process.In fusion process, the fuel of use mainly has coal, coke, heavy oil, diesel oil, coal gas, natural gas etc., Fuel after being combusted, contains the gas such as substantial amounts of flue dust and sulfur-bearing, carbon, phosphorus and nitrogen oxide in the waste gas of generation;Furnace charge (Aluminium scrap)After heating, waste material greasy dirt in itself and the combustible being mingled with can burn, and can also produce the oxygen of a large amount of sulfur-bearings, carbon and nitrogen Compound;In fusion process, for the quality for reducing scaling loss, improving the rate of recovery of aluminium and ensureing aluminium alloy, certain amount is added Coverture, refining agent and degasifier, these additives are reacted with the various impurity in aluminum melt, produce substantial amounts of waste gas And flue dust, various metal oxides and nonmetal oxide are contained in these waste gas and flue dust, while being also possible to containing nuisance Matter, these all may produce pollution to environment.
Chinese patent(Authorization Notice No.:CN204816107U)A kind of purifier of secondary aluminium melting waste gas is disclosed, , should although the device realizes the purified treatment to waste gas to a certain extent including air inlet, gas outlet and ash discharging hole High-temp waste gas is directly incorporated into spraying and dedusting section in use and sprayed by device so that high-temp waste gas is unrestrained in purification process Substantial amounts of water resource is taken, while containing substantial amounts of water smoke in the waste gas after spray, if not removing in time, easily chimney has been produced Raw corrosion, so as to reduce the life-span of whole device.
Utility model content
The purpose of this utility model is to provide a kind of secondary aluminium waste gas purification apparatus, to solve to carry in above-mentioned background technology The problem of going out.
To achieve the above object, the utility model provides following technical scheme:
A kind of secondary aluminium waste gas purification apparatus, including except dirt cup, it is described except dirt cup left end is connected with air inlet pipe, except under dirt cup End is connected with ash hole, and except baffle plate is provided with the middle part of dirt cup, except dirt cup upper end is connected with intake valve, intake valve right-hand member is connected with supercharging Pump, booster pump right-hand member is connected with coiled pipe, and coiled pipe right-hand member is connected with mozzle, and mozzle right-hand member is connected with waste gas absorption tower, Waste gas absorption tower bottom is provided with slurry tank, and slurry tank lower end is connected with excavationg pump, and excavationg pump left end is connected with dehydration treatment equipment, Dehydration treatment equipment upper end is connected with defeated stock tank, and the slurry tank upper end is provided with shower, and shower right-hand member is connected with recirculated water Upper end on the left of activated carbon adsorption layer, waste gas absorption tower is provided with inside pump, the waste gas absorption tower upper end and is connected with return duct, is flowed back Pipe left end is connected with upper end on the left of heat exchange box, heat exchange box and is connected with wasted nickel catalyst instrument, and wasted nickel catalyst instrument left end is connected with air outlet valve, Air outlet valve left end is connected with chimney.
It is used as further program of the utility model:The coiled pipe is inside heat exchange box.
It is used as further program of the utility model:The water circulating pump left end is connected with slurry tank by water pipe.
It is used as further program of the utility model:It is connected with back between booster pump left end and wasted nickel catalyst the instrument right-hand member Flow valve.
It is used as the utility model further scheme:The defeated stock tank right-hand member is connected with slurry tank.
Compared with prior art, the beneficial effects of the utility model are:
A kind of secondary aluminium waste gas purification apparatus, it is rational in infrastructure, it is novel in design, by provided with heat exchanger and coiled pipe So that the high-temp waste gas entered in waste gas absorption tower and the waste gas after being sprayed have carried out heat exchange processing, it is to avoid high temperature Waste gas is entered directly into waste gas absorption tower, and the consumption for both having saved water resource also improves the service life of device, practicality By force, be worthy to be popularized, at the same by provided with wasted nickel catalyst instrument and return valve make it that underproof waste gas is re-introduced into the device In be circulated purification, substantially increase exhaust-gas treatment quality and efficiency, reliability is high.
Brief description of the drawings
Fig. 1 is a kind of structural representation of secondary aluminium waste gas purification apparatus.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of secondary aluminium waste gas purification apparatus, including except dirt cup 1, it is described Except the left end of dirt cup 1 is connected with air inlet pipe 2, for the entrance of waste gas, except the lower end of dirt cup 1 is connected with ash hole 3, for big in waste gas The screening of type particulate matter is fallen, except the middle part of dirt cup 1 is provided with baffle plate 4, so the setting of baffle plate 4 at different angles is with removing dirt cup 1 Inside, so that waste gas is entered except can form whirlwind in dirt cup 1, and then causes large-scale particulate matter in the effect of centrifugal force Under from going out in returning 3 to discharge, except the upper end of dirt cup 1 is connected with intake valve 5, the right-hand member of intake valve 5 is connected with booster pump 6, and booster pump 6 is right End is connected with coiled pipe 7, and for increasing the heat exchange efficiency between coiled pipe 7 and heat exchange box 18, the right-hand member of coiled pipe 7 is connected with water conservancy diversion Pipe 17, the right-hand member of mozzle 17 is connected with waste gas absorption tower 9, and the bottom of waste gas absorption tower 9 is provided with slurry tank 13, the slurry tank 13 Containing substantial amounts of lime stone, the lower end of slurry tank 13 is connected with excavationg pump 14, and the excavationg pump 14 is used to discharge and acidity in waste gas Product after substance reaction, the left end of excavationg pump 14 is connected with dehydration treatment equipment 15, for reactant to be carried out into dewater treatment, it Recycled afterwards after press filtration, the upper end of dehydration treatment equipment 15 is connected with defeated stock tank 16, and the defeated right-hand member of stock tank 16 is connected with slurry tank 13, For to inputting the solution containing alkaline matter in slurry tank 13, the upper end of slurry tank 13 to be provided with shower 11, shower 11 Right-hand member is connected with water circulating pump 12, and the left end of water circulating pump 12 is connected with slurry tank 13, the upper end of waste gas absorption tower 9 by water pipe Inside be provided with activated carbon adsorption layer 10, for adsorb in waste gas can not be with water and the toxic gas of alkali substance reaction, waste gas The left side upper end of absorption tower 9 is connected with return duct 8, and the left end of return duct 8 is connected with heat exchange box 18, and coiled pipe 7 is in heat exchange box 18 Portion, so as to can have sufficiently heat exchange to contact with the waste gas after spray, the left side upper end of heat exchange box 18 is connected with wasted nickel catalyst instrument 19, For detecting whether the gas after heat exchange box 18 meets discharge standard, the left end of booster pump 6 and the right-hand member of wasted nickel catalyst instrument 19 it Between be connected with return valve, the left end of wasted nickel catalyst instrument 19 is connected with air outlet valve 20, and the left end of air outlet valve 20 is connected with chimney 21, for will Gas is discharged into atmospheric environment.
A kind of secondary aluminium waste gas purification apparatus, first high-temp waste gas are entered except dirt cup 1, by except gear in dirt cup 1 The large-scale particulate matter contained in waste gas is carried out cyclone centrifugal power dedusting by the effect of plate 4, and waste gas pressurizes by booster pump 6 afterwards, By being entered in coiled pipe 7 in waste gas absorption tower 9, the effect of the alkaline aqueous solution sprayed by shower 11, by waste gas A large amount of acidic materials for containing carry out absorption discharge, afterwards the effect by activated carbon adsorption layer 10 can not reacting gas enter The timely absorbing and filtering of row, carries out heat exchange with high-temp waste gas by heat exchange box 18 afterwards, both entered the heat in high-temp waste gas Row absorbs in time, also eliminates the moisture that gas contains in itself after spray, kills two birds with one stone, when gas detecting instrument 19 detects waste gas Do not meet after discharge standard, return valve is opened, processing is circulated so that waste gas is re-introduced into device, until waste gas Meet discharge standard, the utility model is rational in infrastructure, it is novel in design, by provided with heat exchanger 18 and coiled pipe 7 to enter Waste gas to the high-temp waste gas in waste gas absorption tower 9 and after being sprayed carried out heat exchange processing, it is to avoid high-temp waste gas is straight Connect and enter in waste gas absorption tower, the consumption for both having saved water resource also improves the service life of device, practical, be worth Promote, at the same by provided with wasted nickel catalyst instrument 19 and return valve cause underproof waste gas be re-introduced into the device carry out Circularly purifying, substantially increases exhaust-gas treatment quality and efficiency, and reliability is high.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It may be appreciated other embodiment.

Claims (5)

1. a kind of secondary aluminium waste gas purification apparatus, including except dirt cup(1), it is characterised in that it is described to remove dirt cup(1)Left end is connected with Air inlet pipe(2), except dirt cup(1)Lower end is connected with ash hole(3), except dirt cup(1)Middle part is provided with baffle plate(4), except dirt cup(1)Upper end It is connected with intake valve(5), intake valve(5)Right-hand member is connected with booster pump(6), booster pump(6)Right-hand member is connected with coiled pipe(7), snake Shape pipe(7)Right-hand member is connected with mozzle(17), mozzle(17)Right-hand member is connected with waste gas absorption tower(9), waste gas absorption tower(9)Bottom End is provided with slurry tank(13), slurry tank(13)Lower end is connected with excavationg pump(14), excavationg pump(14)Left end is connected with dewater treatment Device(15), dehydration treatment equipment(15)Upper end is connected with defeated stock tank(16), the slurry tank(13)Upper end is provided with shower (11), shower(11)Right-hand member is connected with water circulating pump(12), the waste gas absorption tower(9)Charcoal absorption is provided with inside upper end Layer(10), waste gas absorption tower(9)Left side upper end is connected with return duct(8), return duct(8)Left end is connected with heat exchange box(18), change Hot tank(18)Left side upper end is connected with wasted nickel catalyst instrument(19), wasted nickel catalyst instrument(19)Left end is connected with air outlet valve(20), outlet Valve(20)Left end is connected with chimney(21).
2. a kind of secondary aluminium waste gas purification apparatus according to claim 1, it is characterised in that the coiled pipe(7)It is located at Heat exchange box(18)It is internal.
3. a kind of secondary aluminium waste gas purification apparatus according to claim 1, it is characterised in that the water circulating pump(12)It is left End is connected with slurry tank by water pipe(13).
4. a kind of secondary aluminium waste gas purification apparatus according to claim 1, it is characterised in that the booster pump(6)Left end With wasted nickel catalyst instrument(19)Return valve is connected between right-hand member.
5. a kind of secondary aluminium waste gas purification apparatus according to claim 1, it is characterised in that the defeated stock tank(16)Right-hand member It is connected with slurry tank(13).
CN201621339166.7U 2016-12-08 2016-12-08 A kind of secondary aluminium waste gas purification apparatus Expired - Fee Related CN206325310U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621339166.7U CN206325310U (en) 2016-12-08 2016-12-08 A kind of secondary aluminium waste gas purification apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621339166.7U CN206325310U (en) 2016-12-08 2016-12-08 A kind of secondary aluminium waste gas purification apparatus

Publications (1)

Publication Number Publication Date
CN206325310U true CN206325310U (en) 2017-07-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621339166.7U Expired - Fee Related CN206325310U (en) 2016-12-08 2016-12-08 A kind of secondary aluminium waste gas purification apparatus

Country Status (1)

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CN (1) CN206325310U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109745845A (en) * 2017-11-05 2019-05-14 丹阳市景顺塑料制品有限公司 A kind of quenching heat treatment waste gas cleaning system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109745845A (en) * 2017-11-05 2019-05-14 丹阳市景顺塑料制品有限公司 A kind of quenching heat treatment waste gas cleaning system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170714

Termination date: 20191208

CF01 Termination of patent right due to non-payment of annual fee