CN206746286U - Waste gas recovery containing HCL is recycled one kind and tail gas alkali lye neutralisation treatment system - Google Patents
Waste gas recovery containing HCL is recycled one kind and tail gas alkali lye neutralisation treatment system Download PDFInfo
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- CN206746286U CN206746286U CN201720069591.7U CN201720069591U CN206746286U CN 206746286 U CN206746286 U CN 206746286U CN 201720069591 U CN201720069591 U CN 201720069591U CN 206746286 U CN206746286 U CN 206746286U
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- China
- Prior art keywords
- wash mill
- alkali lye
- tail gas
- treatment system
- waste gas
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Abstract
The utility model discloses a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, including the first wash mill, second wash mill, 3rd wash mill, exhaust chimney and water supply installation, cooling water pipe is provided with first wash mill, and first the escape pipe of wash mill be connected with the air inlet pipe of the second wash mill, storage acid tank is communicated with the outside of first wash mill, the escape pipe of the second wash mill be connected with the air inlet pipe of the 3rd wash mill, 3rd wash mill is connected with exhaust chimney, the cooling water pipe is connected with water supply installation, the utility model solves hydrochloric exhaust emissions technical problem not up to standard.
Description
Technical field
HCl recovery technical field is the utility model is related to, more particularly to it is a kind of to the recycling of waste gas recovery containing HCL and tail
Gas alkali lye neutralisation treatment system.
Background technology
All kinds of production water treatment products such as flocculant, coagulant etc., its primary raw material is exactly watery hydrochloric acid, in the production of product
During have substantial amounts of HCl tail gas and evaporate, in production by actual measurement, the watery hydrochloric acid total amount added in a kettle
About 30% is taken out of by tail gas, if a large amount of HCL in tail gas do not use effective and feasible process to be handled, not only causes big
The raw materials for production of amount waste, and also result in serious problem of environmental pollution, existing processing method is often by single-stage absorption
Tower carries out absorption processing, and so processing does not reach discharge standard, and can not realize recycling.
Utility model content
The purpose of this utility model is to provide a kind of linkage, solves the skill that exhaust emissions is not up to standard in the prior art
Art problem.
Waste gas recovery containing HCL is recycled one kind and tail gas alkali lye neutralisation treatment system, including the first wash mill, second
Wash mill, the 3rd wash mill, exhaust chimney and water supply installation, cooling water pipe is provided with first wash mill, and
The escape pipe of first wash mill is connected with the air inlet pipe of the second wash mill, and storage is communicated with the outside of first wash mill
Acid tank, the escape pipe of second wash mill are connected with the air inlet pipe of the 3rd wash mill, the 3rd wash mill with
Exhaust chimney is connected, and the cooling water pipe is connected with water supply installation.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement：
Further, the water supply installation includes feed pump and water tank, the water tank and feedwater series connection of pumps, using this
It is to realize watering cycle by water supply installation to walk beneficial effect.
Further, it also includes air-introduced machine, and described air-introduced machine one end is connected with the 3rd wash mill, the other end and row
Gas chimney is connected, and the beneficial effect using this step is by air-introduced machine, facilitates tail gas to discharge.
Further, first wash mill is Venturi scrubber, and is connected with first on the outside of the first wash mill
Circulation and stress device, the first circulation retracting device include first circulation pump and multiple first control valves, the first circulation
Pump is connected with the first control valve.
Further, second wash mill is stuffing washing tower, and the second wash mill is two, and described second washes
Wash and be interconnected by tracheae between device, the beneficial effect using this step is to improve washing effect by multiple second wash mills
Fruit.
Further, second circulation retracting device, the second circulation recovery are communicated with the outside of second wash mill
Device includes second circulation pump, cooler and multiple second control valves, second control valve respectively with cooler, second circulation
Series connection of pumps, the cooler connect with the water supply installation, and the beneficial effect using this step is by second circulation retracting device
Improve the rate of recovery of acid；
Further, the 3rd wash mill is spray cup tower washer, and is communicated with the 3rd on the outside of the 3rd wash mill
Circulation and stress device, the 3rd circulation and stress device include the 3rd circulating pump and multiple 3rd control valves, the 3rd control
Valve is connected with the 3rd circulating pump, and the beneficial effect using this step is to neutralize the acid in tail gas using alkali lye.
Further, mechanical demister is provided with the 3rd wash mill, and alkali is communicated with the 3rd wash mill
Liquid spray equipment, the alkali lye spray equipment include alkali lye storage tank and the 4th control valve, and the 4th control valve is deposited with alkali lye
Storage tank is connected.
Further, string acid tube is communicated between first wash mill, the second wash mill and the 3rd wash mill,
Beneficial effect using this step is can to ensure the level balance of each washer by altering acid.
Further, it also includes multiple instrumentations, and the instrumentation is separately positioned on the first wash mill, second
On wash mill and the 3rd wash mill.
The beneficial effects of the utility model：
The utility model is a kind of processing system, and for the waste gas containing HCL to be reclaimed and neutralized, it is washed using three kinds
Wash device to be absorbed and handled, improve neutralization and recovering effect；The first wash mill is Venturi scrubber in the utility model,
Carry out cool dedusting and recycling；The second wash mill has two in the utility model, is stuffing washing tower, tail gas is washed
Wash depositing dust and absorption；The utility model cools down good absorbing effect, and practicality is high.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of in the recycling of waste gas recovery containing HCL and tail gas alkali lye described in the utility model specific embodiment
With the structural representation of processing system；
Fig. 2 is a kind of in the recycling of waste gas recovery containing HCL and tail gas alkali lye described in the utility model specific embodiment
Figure is passed in and out with the tail gas of processing system；
Fig. 3 is a kind of in the recycling of waste gas recovery containing HCL and tail gas alkali lye described in the utility model specific embodiment
With the cooling water flow path figure of processing system；
Fig. 4 is a kind of in the recycling of waste gas recovery containing HCL and tail gas alkali lye described in the utility model specific embodiment
With the acid solution circulation schematic diagram of processing system；
Reference：
The wash mills of 1- first；The wash mills of 2- second；The wash mills of 3- the 3rd；4- exhaust chimneys；5- water supply installations；6-
Cooling water pipe；7- stores up acid tank；8- feed pumps；9- water tanks；10- air-introduced machines；11- first circulation retracting devices；12- first circulations
Pump；The control valves of 13- first；14- second circulation retracting devices；15- second circulation pumps；16- coolers；The control valves of 17- second；
The circulation and stress devices of 18- the 3rd；The circulating pumps of 19- the 3rd；The control valves of 20- the 3rd；21- machinery demisters；22- alkali lye spray dress
Put；23- alkali lye storage tanks；The control valves of 24- the 4th；25- alters acid tube；26- instrumentations.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to which explanation, term " first " and " second " are only used for describing purpose in description of the present utility model, and
It is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
As Figure 1-4, one kind provided by the utility model recycles to waste gas recovery containing HCL and tail gas alkali lye neutralizes
Processing system, including the first wash mill 1, the second wash mill 2, the 3rd wash mill 3, exhaust chimney 4 and water supply installation 5,
It is provided with cooling water pipe 6 on first wash mill 1, and the escape pipe of the first wash mill 1 and the second wash mill 2 enter
Tracheae is connected, and the outside of the first wash mill 1 is communicated with storage acid tank 7, the escape pipe and the 3rd of second wash mill 2
The air inlet pipe of wash mill 3 is connected, and the 3rd wash mill 3 is connected with exhaust chimney 4, and the cooling water pipe 6 is with supplying
Water installations 5 are connected, and the acid after the completion of processing is recycled by storing up acid tank 7；
Wherein, the water supply installation 5 includes feed pump 8 and water tank 9, and the water tank 9 is connected with feed pump 8, passed through
Water supply installation 5 realizes watering cycle.
As shown in figure 1, it also includes air-introduced machine 10, described one end of air-introduced machine 10 is connected with the 3rd wash mill 3, another
End is connected with exhaust chimney 4, by air-introduced machine 10, facilitates tail gas to discharge.
Wherein, first wash mill 1 is Venturi scrubber, and the outside of the first wash mill 1 is connected with first and followed
Loopback receiving apparatus 11, the first circulation retracting device 11 include first circulation pump 12 and multiple first control valves 13, and described
One circulating pump 12 is connected with the first control valve 13.
Wherein, second wash mill 2 is stuffing washing tower, and the second wash mill 2 is two, second washing
It is interconnected between device 2 by tracheae, clean result is improved by multiple second wash mills 2.
Further, the outside of the second wash mill 2 is communicated with second circulation retracting device 14, and the second circulation is returned
Receiving apparatus 14 includes second circulation pump 15, cooler 16 and multiple second control valves 17, second control valve 17 respectively with it is cold
But device 16, second circulation pump 15 are connected, and the cooler 16 connects with the water supply installation 5, passes through second circulation retracting device
14 improve the rate of recovery of acid；
As shown in figure 1, the 3rd wash mill 3 is spray cup tower washer, and the outside of the 3rd wash mill 3 is communicated with the
Three circulation and stress devices 18, the 3rd circulation and stress device 18 include the 3rd circulating pump 19 and multiple 3rd control valves 20, institute
State the 3rd control valve 20 to be connected with the 3rd circulating pump 19, the acid in tail gas is neutralized using alkali lye.
Wherein, mechanical demister 21 is provided with the 3rd wash mill 3, and alkali is communicated with the 3rd wash mill 3
Liquid spray equipment 22, the alkali lye spray equipment 22 include the control valve 24 of alkali lye storage tank 23 and the 4th, the 4th control valve
24 are connected with alkali lye storage tank 23.
Further, string acid is communicated between first wash mill 1, the second wash mill 2 and the 3rd wash mill 3
Pipe 25, the level balance of each washer can be ensured by altering acid.
Wherein, it also includes multiple instrumentations 26, and the instrumentation 26 is separately positioned on the first wash mill 1,
On two wash mills 2 and the 3rd wash mill 3.
Workflow of the present utility model：
Tail gas enters from the air inlet pipe of the first wash mill 1, is absorbed by the water inside the first wash mill 1, profit
Cooling processing is carried out with cooling water pipe 6, by first circulation retracting device 11, cyclic absorption, recovery can be carried out；Processing is completed
Afterwards, there are two into the second wash mill 2, the second wash mill 2, they are cooled back using second circulation retracting device 14
Receive；After the completion of absorption, into the 3rd wash mill 3, the 3rd wash mill 3 is carried out at neutralization by internal alkali lye spray equipment 18
Reason, foam removal processing is carried out by mechanical demister 21；Last tail gas is from smoke stack emission, in order to ensure that the liquid level inside washer is put down
Weighing apparatus, carries out altering acid treatment by altering acid tube 22.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- It is 1. a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is characterised in that including the first washing Device, the second wash mill, the 3rd wash mill, exhaust chimney and water supply installation, it is provided with first wash mill cold But water pipe, and the escape pipe of the first wash mill is connected with the air inlet pipe of the second wash mill, outside first wash mill Side is communicated with storage acid tank, and the escape pipe of second wash mill is connected with the air inlet pipe of the 3rd wash mill, and the described 3rd Wash mill is connected with exhaust chimney, and the cooling water pipe is connected with water supply installation.
- 2. according to claim 1 a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is special Sign is that the water supply installation includes feed pump and water tank, the water tank and feedwater series connection of pumps.
- 3. according to claim 2 a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is special Sign is that it also includes air-introduced machine, and described air-introduced machine one end is connected with the 3rd wash mill, and the other end is connected with exhaust chimney It is logical.
- 4. according to claim 3 a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is special Sign is that first wash mill is Venturi scrubber, and first circulation recovery dress is connected with the outside of the first wash mill Put, the first circulation retracting device includes first circulation pump and multiple first control valves, the first circulation pump and the first control Valve series connection processed.
- 5. according to claim 4 a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is special Sign is that second wash mill is stuffing washing tower, and the second wash mill is two, between second wash mill It is interconnected by tracheae.
- 6. according to claim 5 a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is special Sign is, is communicated with second circulation retracting device on the outside of second wash mill, and the second circulation retracting device includes the Two circulating pumps, cooler and multiple second control valves, second control valve respectively with cooler, second circulation series connection of pumps, institute Cooler is stated to connect with the water supply installation.
- 7. according to claim 6 a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is special Sign is that the 3rd wash mill is spray cup tower washer, and the 3rd circulation and stress dress is communicated with the outside of the 3rd wash mill Put, the 3rd circulation and stress device includes the 3rd circulating pump and multiple 3rd control valves, and the 3rd control valve is followed with the 3rd Ring pump connects.
- 8. according to claim 7 a kind of to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system, it is special Sign is, mechanical demister is provided with the 3rd wash mill, and is communicated with alkali lye spray equipment on the 3rd wash mill, The alkali lye spray equipment includes alkali lye storage tank and the 4th control valve, and the 4th control valve is connected with alkali lye storage tank.
- 9. according to any described one kind of claim 1-8 to the recycling of waste gas recovery containing HCL and tail gas alkali lye neutralisation treatment system System, it is characterised in that be communicated with string acid tube between first wash mill, the second wash mill and the 3rd wash mill.
- 10. waste gas recovery containing HCL is recycled one kind according to claim 9 and tail gas alkali lye neutralisation treatment system, its It is characterised by, it also includes multiple instrumentations, and the instrumentation is separately positioned on the first wash mill, the second wash mill On the 3rd wash mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720069591.7U CN206746286U (en) | 2017-01-17 | 2017-01-17 | Waste gas recovery containing HCL is recycled one kind and tail gas alkali lye neutralisation treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720069591.7U CN206746286U (en) | 2017-01-17 | 2017-01-17 | Waste gas recovery containing HCL is recycled one kind and tail gas alkali lye neutralisation treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206746286U true CN206746286U (en) | 2017-12-15 |
Family
ID=60608233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720069591.7U Expired - Fee Related CN206746286U (en) | 2017-01-17 | 2017-01-17 | Waste gas recovery containing HCL is recycled one kind and tail gas alkali lye neutralisation treatment system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206746286U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111068465A (en) * | 2019-12-30 | 2020-04-28 | 山东旭锐新材有限公司 | Continuous absorption method for byproduct hydrogen chloride gas in chlorination reaction |
| CN116159410A (en) * | 2022-12-30 | 2023-05-26 | 浙江工程设计有限公司 | Gas-phase white carbon black tail gas treatment device and method |
| CN116159410B (en) * | 2022-12-30 | 2024-04-30 | 浙江工程设计有限公司 | Gas-phase white carbon black tail gas treatment device and method |
-
2017
- 2017-01-17 CN CN201720069591.7U patent/CN206746286U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111068465A (en) * | 2019-12-30 | 2020-04-28 | 山东旭锐新材有限公司 | Continuous absorption method for byproduct hydrogen chloride gas in chlorination reaction |
| CN116159410A (en) * | 2022-12-30 | 2023-05-26 | 浙江工程设计有限公司 | Gas-phase white carbon black tail gas treatment device and method |
| CN116159410B (en) * | 2022-12-30 | 2024-04-30 | 浙江工程设计有限公司 | Gas-phase white carbon black tail gas treatment device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 Termination date: 20220117 |