CN206621963U - A kind of three-level ammonia-containing exhaust recycling system - Google Patents
A kind of three-level ammonia-containing exhaust recycling system Download PDFInfo
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- CN206621963U CN206621963U CN201720121750.3U CN201720121750U CN206621963U CN 206621963 U CN206621963 U CN 206621963U CN 201720121750 U CN201720121750 U CN 201720121750U CN 206621963 U CN206621963 U CN 206621963U
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Abstract
A kind of three-level ammonia-containing exhaust recycling system, including production groove, three-level recycle device and exhaust pipe；Described three-level recycle device includes the first order and recycles component, second level recycling component and third level recycling component, described three-level recycles component and connected with exhaust pipe, it is clear water that the described first order, which recycles the absorbing liquid used in component, and it is watery hydrochloric acid that the described second level, which recycles the absorbing liquid used in component and three-level recycling component,.The utility model has that manufacturing cost is low, practical；Ammonia in ammonia-containing exhaust can be fully absorbed by water and watery hydrochloric acid, and part ammonia can recycle with producing ammonium chloride after hydrochloric acid reaction, Ammonia recovery utilization rate height is effectively raised, production cost is saved, realizes exhaust emissions no pollution in etching solution production process；Increase economic efficiency, meet the energy-conserving and environment-protective requirement of country's promotion, be easy to promote the use of.
Description
Technical field
The utility model belongs to etching solution production technical field, and in particular to a kind of three-level ammonia-containing exhaust recycles system
System.
Background technology
In alkaline etching liquid production process, it usually needs by material（The material includes ammonium chloride and ammonium hydrogen carbonate）Add
In tank diameter, then toward adding running water in tank diameter so that material is soluble in water, then fill again ammonia cause ammonia with it is molten
Material mixing after water, is made alkaline etching liquid.But because Ammonia valatilization is strong, therefore, the ammonia in production process holds
It is volatile into air；One side ammonia is distributed into workshop, pollutes workshop condition, influences the health of operating personnel, ammonia
Gas is evaporated into air, pollutes environment；On the other hand, because ammonia is a kind of raw materials for production, and the volatilization of ammonia, increase production
The input of raw material, cause to produce the waste of raw material, increase etching solution produces the input of raw material, reduces the warp of etching solution
Ji benefit, is unfavorable for long-term development of enterprise.At present, ammonia is contained in the usual etching solution production process of existing etching solution manufacturing enterprise
Tail gas carries out removing ammonia after being directly dissolved in water, then directly discharges, causes to need substantial amounts of water resource waste, increase is produced into
This.Further, since the ammonia in ammonia-containing exhaust is not completely soluble, it is caused to pass through still containing in the ammonia-containing exhaust after processing
Ammonia is directly discharged in air, causes secondary environmental pollution.Therefore, the ammonia in ammonia-containing exhaust how is fully absorbed so that
Ammonia-containing exhaust after volatilization effectively can be reclaimed and recycled, and save production cost, and ammonia-containing exhaust after treatment
In ammonia can be completely absorbed, avoid ammonia emission from causing secondary pollution into air, turn into etching solution manufacturing enterprise urgently
The problem of to be solved.
The content of the invention
In view of this, the technical problems to be solved in the utility model is a kind of practical, and Ammonia recovery utilization rate is high, and
The three-level ammonia-containing exhaust recycling system of environmentally friendly zero-emission so that all ammonias in ammonia-containing exhaust can be completely absorbed simultaneously
Produce ammonium chloride solution and carry out recycling, reduce the waste of resource.
In order to solve the above-mentioned technical problem, the utility model is realized using following scheme：A kind of three-level ammonia-containing exhaust recovery
Using system, including production groove, for absorb the three-level recycle device of the ammonia in ammonia-containing exhaust caused by production groove with
And the exhaust pipe being connected with three-level recycling component；Described three-level recycle device includes what is connected with production groove
The first order recycles component, the second level recycling component connected with first order recycling component and returned with the second level
Receive and recycle component using the third level of component connection, described three-level recycles component and connected with exhaust pipe, institute
It is clear water that the first order stated, which recycles the absorbing liquid used in component, and the described second level recycles component and three-level recovery
It is watery hydrochloric acid using the absorbing liquid used in component.
Preferably, the described first order recycles component, the second level recycles component and the third level recycles
Component includes mutually isostructural recycling component.
Preferably, described recycling component includes absorption tower, the secondary groove connected with absorption tower and is arranged on secondary groove
Circulating pump between absorption tower, described absorption tower include being arranged on the air admission hole of absorption tower bottom and fluid hole, are arranged on
The venthole at the top on absorption tower, be arranged on absorption tower upper portion side wall inlet opening and the multiaspect that is filled in inside absorption tower
Ball；The fluid hole on described absorption tower is connected by pipeline with secondary groove, by pipeline communication between described secondary groove and circulating pump,
Described circulating pump connects with the inlet opening on absorption tower.
Preferably, described secondary groove is for storing processing solution tank or liquid medicine barrel after absorbing ammonia.
Preferably, described secondary groove also includes chemical concentration detector and liquid medicine output precision.
Preferably, described liquid medicine output precision includes the liquid medicine rear pump and liquid medicine efferent duct connected with secondary groove；It is described
The first order recycle component liquid medicine efferent duct with production groove connection；The described second level recycles the liquid medicine of component
The inlet opening that efferent duct recycles component with the first order connects；The described third level recycle the liquid medicine efferent duct of component with
The second level recycles the inlet opening connection of component.
Preferably, described inlet opening connects with providing the outside feed liquid pipeline of ammonia absorbing liquid into absorption tower.
Preferably, the middle part on described absorption tower is provided with transparent peep hole.
Preferably, more than 15 meters away from ground of the exhaust outlet of described exhaust pipe.
Compared with prior art, the utility model has that manufacturing cost is low, practical；Three-level ammonia-containing exhaust reclaims
It is clear water that the absorbing liquid used in component is recycled using the first order in system, and the second level recycles component and three-level is returned
It is watery hydrochloric acid to receive using the absorbing liquid used in component so that the ammonia in ammonia-containing exhaust can be inhaled completely by water and watery hydrochloric acid
Receive, and part ammonia can recycle with producing ammonium chloride after hydrochloric acid reaction, effectively raise Ammonia recovery utilization rate height,
Production cost is saved, realizes exhaust emissions no pollution in etching solution production process；Additionally by filling many-sided ball in absorption tower,
Ammonia and absorbing liquid can effectively be increased in absorption tower intrinsic time of contact, air inlet is arranged on absorption tower body
Bottom, the inlet opening of absorbing liquid is arranged on to the upper end of absorption tower body, it is possibility to have the ammonia-containing exhaust after the increase collection of effect
With the time of contact of absorbing liquid so that the ammonia in ammonia-containing exhaust sufficiently can be absorbed by water or watery hydrochloric acid, improve tail containing ammonia
The purification efficiency of gas；Meanwhile absorb the absorbing liquid after the ammonia in ammonia-containing exhaust and etching solution life is pumped into by liquid medicine output precision
Recycled in the recycling component of production groove or upper level so that absorbing liquid can recycle, and improve utilization ratio, subtract
The consumption of few absorbing liquid, reduces production cost, increases economic efficiency, and meets the energy-conserving and environment-protective requirement of country's promotion, is easy to push away
It is wide to use.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein：1 production groove；2 three-level recycle devices；3 exhaust pipes；4 recycle component；41 absorption towers；
411 air admission holes；412 fluid holes；413 ventholes；414 inlet openings；415 many-sided balls；416 peep holes；42 secondary grooves；421 liquid medicine are dense
Spend detector；422 liquid medicine output precisions；4221 liquid medicine rear pumps；4222 liquid medicine efferent ducts；43 circulating pumps.
Embodiment
In order to allow those skilled in the art to more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this
Utility model is further elaborated.
As shown in figure 1, a kind of three-level ammonia-containing exhaust recycling system, including produce groove 1, produced for absorbing production groove
Ammonia-containing exhaust in ammonia three-level recycle device 2 and recycle the exhaust pipe 3 that is connected of component with three-level.
Described production groove 1 is used to produce etching solution, and the production groove includes connecting with external pipe and for past production groove filling water
Production groove water injection pipe, for causing ammonia filler pipe that ammonia mixes with liquid medicine, for that will produce toward filling ammonia in production groove
What the etching solution in groove was extracted out out of production groove produces groove liquid suction pipe, for the material charging toward addition raw materials for production in production groove
Mouthful, for stirring the material in production groove enable agitator that material fully mix with water and for that will produce in groove
The blast pipe of ammonia-containing exhaust discharge production groove.Also include PLC control system in described three-level ammonia-containing exhaust recycling system.
PLC control system is connected with agitator, and controls agitator to work by PLC control system.Described agitator can use
Existing agitator on the market can be achieved.
In order that obtaining ammonia-containing exhaust can effectively recycle, the ammonia-containing exhaust blast pipe and three-level of described production groove
Recycle device 2 connects.Described three-level recycle device 2 includes what is connected with producing the ammonia-containing exhaust blast pipe of groove 1
The first order recycles component, the second level recycling component connected with first order recycling component and returned with the second level
Receive and recycle component using the third level of component connection, described three-level recycles component and connected with exhaust pipe 3, made
Must by three-level recycle device 2 handle after tail gas can be discharged from exhaust pipe.Described exhaust pipe 3
More than 15 meters away from ground of exhaust outlet, the setting of the exhaust pipe made meet the requirement in industry.
In order to fully absorb the ammonia in ammonia-containing exhaust, the zero-emission of tail gas, described three-level ammonia-containing exhaust are realized
It is clear water that the first order in recycling system, which recycles the absorbing liquid used in component, described second level recycling group
It is watery hydrochloric acid that part and three-level, which recycle the absorbing liquid used in component, so that the ammonia in ammonia-containing exhaust reclaims profit by the first order
Liquid medicine after being absorbed with component can flow into production groove in use, the ammonia in ammonia-containing exhaust by the second level recycle component and
Production ammonium chloride can recycle after the watery hydrochloric acid that three-level is recycled in component absorbs, and reduce the waste of data, improve
Environment protecting and economic benefit.
The described first order recycles component, the second level recycles component and the third level recycles component and wrapped
Include mutually isostructural recycling component 4.Described recycling component 4 includes being used for the suction for absorbing the ammonia in ammonia-containing exhaust
Receive tower 41, the secondary groove 42 that is connected with absorption tower 41 and and the circulating pump 43 that is arranged between secondary groove and absorption tower.Described
The inside of absorption tower 41 is provided with closed absorption chamber.Described absorption tower 41 includes being arranged on the air admission hole 411 of absorption tower bottom
With fluid hole 412, the top for being arranged on absorption tower venthole 413, be arranged on absorption tower upper portion side wall inlet opening 414 with
And it is filled in the many-sided ball 415 inside absorption tower 41.The air admission hole 411, fluid hole 412, venthole 413 and inlet opening 414
Connected with the absorption chamber in absorption tower.Many-sided ball 415 is filled in the absorption chamber inside described absorption tower 41, is passed through
Many-sided ball increases the time of contact and stroke of absorbing liquid and ammonia-containing exhaust in absorption tower, ammonia-containing exhaust and suction after increase collection
Receive the time of contact of liquid so that the ammonia in ammonia-containing exhaust can be sufficiently absorbed by liquid absorption, and improve the purification of ammonia-containing exhaust
Efficiency.
In order that can be recycled after obtaining the ammonia after the absorbing liquid absorption in absorption tower, described absorption tower goes out liquid
Hole 412 is connected by pipeline with secondary groove 42, passes through pipeline communication, described circulation between described secondary groove 42 and circulating pump 43
Pump 43 connects with the inlet opening on absorption tower 41 so that absorbing the absorbing liquid after ammonia can recycle.Described secondary groove 2 is use
Processing solution tank or liquid medicine barrel after storage absorbs ammonia so that absorbing the absorbing liquid after ammonia can be temporarily stored in secondary groove.Wherein,
It is clear water that the first order, which recycles the absorbing liquid used in component, and the described second level recycles component and three-level recycles
The absorbing liquid used in component is watery hydrochloric acid.Described PCL control systems are connected with circulating pump 43, and pass through PCL control systems
Control circulating pump 43 works.
In order to increase the practicality that three-level recycles component, described secondary groove 42 also includes chemical concentration detector 421
With liquid medicine output precision 422, and chemical concentration detector 421 and liquid medicine output precision 422 are connected with PLC control system.Medicine
Water concentration detector 421 can use the existing and chemical concentration detector on the market for detecting strength of fluid equal
It can be achieved.Described liquid medicine output precision 422 includes the liquid medicine rear pump 4221 and liquid medicine efferent duct 4222 connected with secondary groove.Institute
The liquid medicine efferent duct 4222 that the first order stated recycles component connects with producing the production groove water injection pipe of groove；The described second level
The liquid medicine efferent duct 4222 for recycling component connects with the inlet opening 414 of first order recycling component；The described third level
The liquid medicine efferent duct 4222 for recycling component connects with the inlet opening 414 of second level recycling component.Wherein, the first order is returned
Receive and recycle component and the third level using component, the second level and recycle liquid medicine rear pump 4221 in component and PLC
Control system connects.The described first order recycles component, the second level recycles component and third level recycling group
Control valve is equipped with liquid medicine efferent duct 4222 in part.The first order recycle component, the second level recycle component and
The control valve that the third level is recycled on the liquid medicine output channel in component is connected with PLC control system, when chemical concentration is examined
Survey device 4421 and detect that the first order recycles component or the second level recycles component or the third level recycles component and absorbed
After liquid medicine in liquid reaches the nominal concentrations of setting, PLC control system control control valve is opened, and controls liquid medicine rear pump to reach
Liquid medicine to setting nominal concentrations is taken away from secondary groove, recycles in component 4 and recycles into production groove or upper level, carries
The high utilization rate of ammonia.
Added to be more convenient to absorb the absorbing liquid of ammonia in absorption tower, the inlet opening 414 in described absorption tower
Connected with the outside feed liquid pipeline that ammonia absorbing liquid is provided into absorption tower, the outside feed liquid pipeline, which is provided with to control with PLC, is
The absorption tower control valve of system connection so that be extracted recycling after the absorbing liquid for recycling component 4 reaches nominal concentrations
During component 4, PLC control system can control absorption tower control valve work so that new absorbing liquid can be added to recovery in time
Using component 4, the ammonia in ammonia-containing exhaust is absorbed.
In order to facilitate the absorbing state for absorbing ammonia-containing exhaust and absorbing liquid in observation absorption tower and conveniently to absorption tower
Working condition be monitored, be provided with transparent peep hole 416 at the middle part on described absorption tower 41.Described peep hole 416
To be multiple, multiple peep holes 416 are uniformly arranged on the side wall on absorption tower 41 at equal intervals, and with the absorption chamber inside absorption tower
Connection.
During work, etching solution is produced in production groove, while produces the ammonia-containing exhaust in groove by producing the blast pipe of groove
It is collected.Ammonia-containing exhaust in the production groove that the blast pipe of production groove is collected is handled into three-level recycle device 2.
The clear water in component, second level recovery are recycled by the first order successively into the ammonia-containing exhaust in three-level recycle device 2
Recycled using the watery hydrochloric acid in component and three-level and be emitted into 15 meters from exhaust pipe 3 after the watery hydrochloric acid in component absorbs
On height it is aerial.The described first order recycles component, the second level recycles component and the third level recycles component
In recycling component 4 operation principle it is similar.Air admission hole of the ammonia-containing exhaust from the absorb the bottom of the tower in recycling component 4
411 enter in absorption tower, while absorbing liquid enters in absorption tower from the inlet opening on absorption tower top, and ammonia-containing exhaust and absorbing liquid are entered
Enter in absorption tower by the stop and shunting of many-sided ball, add absorbing liquid and the contact area of ammonia-containing exhaust so that tail containing ammonia
Ammonia in gas can absorbed liquid it is abundant, so as to effectively reclaim the ammonia in ammonia-containing exhaust.Ammonia quilt in ammonia-containing exhaust
Absorbing liquid is discharged after absorbing from venthole.The absorbing liquid for absorbing ammonia enters secondary groove 42 from fluid hole, the chemical concentration in secondary groove
When detector 421 detects that the ammonia concentration of absorbing liquid is not up to the nominal concentrations set, then it is evacuated to again by circulating pump 43
The inlet opening on absorption tower, and from the ammonia in new absorption ammonia-containing exhaust.When chemical concentration detector 421 is detected in secondary groove 42
When ammonia in absorbing liquid reaches nominal concentrations, PLC control system control control valve is opened, and will be absorbed by liquid medicine rear pump
Liquid is evacuated in the recycling component of etching solution production groove or upper level and recycled.When recycling the absorption in component
Liquid is pumped down in the recycling component of production groove or upper level when being recycled, PLC control system control absorption tower control
Valve processed is opened, and the ammonia in ammonia-containing exhaust is absorbed to component injection new absorbing liquid is recycled, and improves ammonia
Utilization rate.Wherein, absorbing liquid is evacuated to production after the clear water that the first order is recycled in component absorbs the ammonia in ammonia-containing exhaust
Groove is recycled, and the absorbing liquid after the ammonia in watery hydrochloric acid absorption ammonia-containing exhaust in second level recycling component is evacuated to
First recycling component is recycled, and the watery hydrochloric acid that the third level is recycled in component absorbs the ammonia in ammonia-containing exhaust
Absorbing liquid afterwards is evacuated to the second recycling component and recycled, and can improve the utilization rate of ammonia, avoid resource
Waste, reduce production cost, increase economic efficiency.
PLC control system described in the present embodiment can use PLC control system existing and on the market equal
It can be achieved.Control valve during described control valve can be connected with absorption tower control valve using existing pipeline can be achieved.
Above-described embodiment is only wherein specific implementation of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are apparent
Alternative forms belong to the scope of protection of the utility model.
Claims (9)
1. a kind of three-level ammonia-containing exhaust recycling system, it is characterised in that including producing groove（1）, for absorb production groove production
The three-level recycle device of ammonia in raw ammonia-containing exhaust（2）And it is vented with the tail gas that three-level recycling component is connected
Pipe（3）；Described three-level recycle device（2）Including with producing groove（1）The first order of connection recycles component and first
The second level that level recycles component connection recycles component and returned with the third level that second level recycling component connects
Receipts utilize component, and described three-level recycles component and exhaust pipe（3）Connection, the described first order recycle component
The absorbing liquid inside used is clear water, and the described second level recycles component and three-level recycles the absorbing liquid used in component
For watery hydrochloric acid.
2. three-level ammonia-containing exhaust recycling system according to claim 1, it is characterised in that described first order recovery
Component is recycled using component, the second level and the third level recycles component and includes mutually isostructural recycling component
（4）.
3. three-level ammonia-containing exhaust recycling system according to claim 2, it is characterised in that described recycling group
Part（4）Including absorption tower（41）With absorption tower（41）The secondary groove of connection（42）And it is arranged on following between secondary groove and absorption tower
Ring pump（43）, described absorption tower（41）Including being arranged on absorption tower（41）The air admission hole of bottom（411）And fluid hole（412）、
It is arranged on the venthole at the top on absorption tower（413）, be arranged on absorption tower upper portion side wall inlet opening（414）And it is filled in
Absorption tower（41）Internal many-sided ball（415）；The fluid hole on described absorption tower passes through pipeline and secondary groove（42）Connection, it is described
Secondary groove（42）With circulating pump（43）Between pass through pipeline communication, described circulating pump（43）With the inlet opening on absorption tower（412）Even
It is logical.
4. three-level ammonia-containing exhaust recycling system according to claim 3, it is characterised in that described secondary groove（42）For
For storing processing solution tank or liquid medicine barrel after absorbing ammonia.
5. three-level ammonia-containing exhaust recycling system according to claim 4, it is characterised in that described secondary groove（42）Also
Including chemical concentration detector（421）With liquid medicine output precision（422）.
6. three-level ammonia-containing exhaust recycling system according to claim 5, it is characterised in that described liquid medicine output group
Part（422）Including the liquid medicine rear pump connected with secondary groove（4221）With liquid medicine efferent duct（4222）；Described first order recovery profit
With the liquid medicine efferent duct of component（4222）Connection with producing groove；The described second level recycles the liquid medicine efferent duct of component
（4222）The inlet opening of component is recycled with the first order（414）Connection；The liquid medicine that the described third level recycles component is defeated
Outlet pipe（4222）The inlet opening of component is recycled with the second level（414）Connection.
7. the three-level ammonia-containing exhaust recycling system according to any one of claim 3~6, it is characterised in that described
Inlet opening（414）Connected with the outside feed liquid pipeline that ammonia absorbing liquid is provided into absorption tower.
8. three-level ammonia-containing exhaust recycling system according to claim 7, it is characterised in that described absorption tower（41）
Middle part be provided with transparent peep hole（416）.
9. three-level ammonia-containing exhaust recycling system according to claim 8, it is characterised in that described exhaust pipe
（3）More than 15 meters away from ground of exhaust outlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720121750.3U CN206621963U (en) | 2017-02-10 | 2017-02-10 | A kind of three-level ammonia-containing exhaust recycling system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720121750.3U CN206621963U (en) | 2017-02-10 | 2017-02-10 | A kind of three-level ammonia-containing exhaust recycling system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159845A (en) * | 2017-12-22 | 2018-06-15 | 郑州中南杰特超硬材料有限公司 | The device and technique of tail gas during a kind of recycling purification cubic boron nitride |
| CN109603432A (en) * | 2018-11-29 | 2019-04-12 | 成都虹波钼业有限责任公司 | A kind of ammonia-containing exhaust absorbs the processing method of application |
| CN110026069A (en) * | 2019-04-11 | 2019-07-19 | 天津大学 | A kind of concentrated hydrochloric acid reactive distillation absorbs the technique and system of melamine tail gas |
| CN110107811A (en) * | 2019-05-31 | 2019-08-09 | 惠州市鸿宇泰科技有限公司 | A kind of pipe-line system of alkaline etching liquid production |
| CN114570169A (en) * | 2022-05-09 | 2022-06-03 | 山东神驰化工集团有限公司 | Ammonia water loading ammonia recovery system |
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2017
- 2017-02-10 CN CN201720121750.3U patent/CN206621963U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159845A (en) * | 2017-12-22 | 2018-06-15 | 郑州中南杰特超硬材料有限公司 | The device and technique of tail gas during a kind of recycling purification cubic boron nitride |
| CN109603432A (en) * | 2018-11-29 | 2019-04-12 | 成都虹波钼业有限责任公司 | A kind of ammonia-containing exhaust absorbs the processing method of application |
| CN110026069A (en) * | 2019-04-11 | 2019-07-19 | 天津大学 | A kind of concentrated hydrochloric acid reactive distillation absorbs the technique and system of melamine tail gas |
| CN110107811A (en) * | 2019-05-31 | 2019-08-09 | 惠州市鸿宇泰科技有限公司 | A kind of pipe-line system of alkaline etching liquid production |
| CN114570169A (en) * | 2022-05-09 | 2022-06-03 | 山东神驰化工集团有限公司 | Ammonia water loading ammonia recovery system |
| CN114570169B (en) * | 2022-05-09 | 2022-07-08 | 山东神驰化工集团有限公司 | Ammonia water loading ammonia recovery system |
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