CN206325364U - A kind of tail gas generated by granulation cleaning system - Google Patents
A kind of tail gas generated by granulation cleaning system Download PDFInfo
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- CN206325364U CN206325364U CN201621028661.6U CN201621028661U CN206325364U CN 206325364 U CN206325364 U CN 206325364U CN 201621028661 U CN201621028661 U CN 201621028661U CN 206325364 U CN206325364 U CN 206325364U
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- spray scrubber
- cleaning system
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Abstract
The utility model discloses a kind of tail gas generated by granulation cleaning system, the cleaning system includes the first spray scrubber set gradually, second spray scrubber, 3rd spray scrubber, first collecting-tank, second collecting-tank, 3rd collecting-tank, first spray scrubber, second spray scrubber, connected between 3rd spray scrubber by gas piping, the first shower and first time liquid pipe are connected between first spray scrubber and first collecting-tank, the second shower and second time liquid pipe are connected between second spray scrubber and second collecting-tank, the 3rd shower and the three times liquid pipes are connected between 3rd spray scrubber and the 3rd collecting-tank.The tail gas generated by granulation cleaning system is by three-level spray washing, and clean result is good, while circulation washings are made full use of, improves detersive efficiency.
Description
Technical field
The utility model is related to gas cleaning plant technical field, and in particular to a kind of tail gas generated by granulation cleaning system.
Background technology
Diammonium phosphate (DAP) is a kind of quick-acting fertilizer of high concentration, it is adaptable to various crops and soil, and being particularly suitable for use in happiness ammonium needs
The crop of phosphorus, makees base manure or topdresses, suitable deep placement.Thus industrially it is widely used.Due to Diammonium phosphate (DAP)
Industrial application value, more and more producer starts production Diammonium phosphate (DAP) to meet the market demand at present.And in Diammonium phosphate (DAP)
In production technology, the substantial amounts of tail gas for including ammonia can be produced, if these tail gas are exhausted directly in the Nature, it will to the mankind
Living environment cause great harm.
In order to effectively control the discharge of tail gas, manufacturing firm can increase tail in the technical process of production Diammonium phosphate (DAP)
Flash Gas Compression Skid System carrys out cleaning of off-gas, and the main process of existing tail gas clean-up washs for scrubber, but washes herein
Need to consume during washing and largely use water, cause the waste of water resource, be unfavorable for energy-conserving and environment-protective.
Utility model content
In view of this, the application provides a kind of tail gas generated by granulation cleaning system, and the tail gas generated by granulation cleaning system passes through three-level
Spray washing, clean result is good, while circulation washings are made full use of, improves detersive efficiency.
To solve above technical problem, the technical scheme that the utility model is provided is a kind of tail gas generated by granulation cleaning system, institute
The first spray scrubber, the second spray scrubber, the 3rd spray scrubber that cleaning system includes setting gradually are stated, first catchments
Pond, the second collecting-tank, the 3rd collecting-tank, first spray scrubber, second spray scrubber, the 3rd spray are washed
Wash and connected by gas piping between tower, the first spray is connected between first spray scrubber and first collecting-tank
Pipe and first time liquid pipe, are connected with the second shower and second between second spray scrubber and second collecting-tank
Liquid pipe, the 3rd shower and the three times liquid pipes are connected between the 3rd spray scrubber and the 3rd collecting-tank.
Further, the lower sidewall of first spray scrubber is provided with the first air inlet, and first spray is washed
The side wall upper part for washing tower is provided with the first gas outlet, and the lower sidewall of second spray scrubber is provided with the second air inlet,
The side wall upper part of second spray scrubber is provided with the second gas outlet, and the lower sidewall of the 3rd spray scrubber is set
There is the 3rd air inlet, the side wall upper part of the 3rd spray scrubber is provided with the 3rd gas outlet, the first air inlet connection
Comminutor offgas outlet, first gas outlet connects second air inlet, and second gas outlet connects the 3rd air inlet.
Further, first time liquid pipe is connected with the bottom of first spray scrubber, first shower
On be provided with the first elevator pump, the shower nozzle of first shower is located at the top of first scrubbing tower.
Further, second time liquid pipe is connected with the bottom of second spray scrubber, second shower
On be provided with the second elevator pump, the shower nozzle of second shower is located at the top of second scrubbing tower.
Further, the three times liquid pipes are connected with the bottom of the 3rd spray scrubber, the 3rd shower
On be provided with the 3rd elevator pump, the shower nozzle of the 3rd shower is located at the top of the 3rd scrubbing tower.
Further, water pipeline is passed through between first collecting-tank, second collecting-tank, the 3rd collecting-tank
Connection.
Further, the 3rd collecting-tank is also associated with clear water reserviors.
Further, first collecting-tank is also associated with reclaiming pond.
Further, the 3rd spray column rear end is also connected with cyclone demister by gas piping, and the whirlwind is removed
Day with fog lower end is provided with drainpipe, and the drainpipe connects the 3rd collecting-tank.
Technical scheme provides a kind of tail gas generated by granulation cleaning system, there is provided the first spray scrubber, the second spray
Scrubbing tower and the 3rd spray scrubber are drenched, tail gas generated by granulation is purified by three-level spray washing.Wherein the first spray washing
Tower, which is connected with the first collecting-tank, the second spray scrubber and is connected with the second collecting-tank, the 3rd spray scrubber, is connected with the 3rd collection
Pond, by collecting-tank to provide wash liquid in spray scrubber, while being circulated utilization to wash liquid；In addition by
Liquid in one collecting-tank, the second collecting-tank, the connection of the 3rd collecting-tank, the 3rd collecting-tank enters the second collecting-tank, and second catchments
Liquid in pond enters the first collecting-tank, because from the 3rd collecting-tank to the first collecting-tank, its strength of fluid gradually rises, because
This, from the first spray scrubber to the 3rd spray scrubber, its spray washing ability gradually rises, by the 3rd collecting-tank, second
Connected between collecting-tank, the first collecting-tank, the strength of fluid of the second collecting-tank and the first collecting-tank can be reduced successively, and then provide
The spray washing ability of second spray scrubber and the first spray scrubber, improves tail gas clean-up effect, while also making full use of
Wash liquid resource, is not wasted.In addition, cyclone demister is provided with the 3rd spray scrubber rear end, to the gas after purification
Body is dried, then is emptied, and the remaining water after cyclone demister is supplemented in the 3rd collecting-tank, to the 3rd collecting-tank
In liquid be diluted, improve the 3rd spray scrubber clean result, also further reduction the second collecting-tank and first collection
The strength of fluid in pond, and then the spray washing ability of the second spray scrubber and the first spray scrubber is provided；In addition, entering one
Step improves clean result, and clear water reserviors are also connected with the 3rd collecting-tank, and liquid supplement is carried out to the 3rd collecting-tank；And the first collecting-tank
Recovery pond is connected with, when strength of fluid reaches to a certain degree in the first collecting-tank, causes the washing of the first spray scrubber to be imitated
When fruit is not good, the liquid in the first collecting-tank is discharged and reclaimed.
The beneficial effect of technical scheme is：The tail gas generated by granulation cleaning system is washed by three-level spray washing
Wash effect good, while circulation washings are made full use of, improve detersive efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of herein described tail gas generated by granulation cleaning system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clear, complete description, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on embodiment of the present utility model, those of ordinary skill in the art institute under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
A kind of tail gas generated by granulation cleaning system as shown in Figure 1, the first spray that the cleaning system includes setting gradually is washed
Wash tower 1, the second spray scrubber 2, the 3rd spray scrubber 3, the first collecting-tank 4, the second collecting-tank 5, the 3rd collecting-tank 6, institute
State and connected between the first spray scrubber 1, second spray scrubber 2, the 3rd spray scrubber 3 by gas piping
Connect, the rear end of the 3rd spray column 3 is also connected with cyclone demister 7 by gas piping, and the lower end of cyclone demister 7 is set
There is drainpipe 8, the drainpipe 8 connects the 3rd collecting-tank 6, first spray scrubber 1 and first collecting-tank 4
Between be connected with the first shower 9 and first time liquid pipe 10, between second spray scrubber 2 and second collecting-tank 5
The second shower 11 and second time liquid pipe 12 are connected with, is connected between the 3rd spray scrubber 3 and the 3rd collecting-tank 6
There are the 3rd shower 13 and the three times liquid pipes 14.
Wherein, the lower sidewall of first spray scrubber 1 is provided with the first air inlet 15, first spray washing
The side wall upper part of tower 1 is provided with the first gas outlet 16, and the lower sidewall of second spray scrubber 2 is provided with the second air inlet
17, the side wall upper part of second spray scrubber 2 is provided with the second gas outlet 18, the side wall of the 3rd spray scrubber 3
Bottom is provided with the 3rd air inlet 19, and the side wall upper part of the 3rd spray scrubber 3 is provided with the 3rd gas outlet 20, described
One air inlet 15 connects comminutor offgas outlet, and first gas outlet 16 connects second air inlet 17, and described second goes out
Gas port 18 connects the 3rd air inlet 19.
Wherein, first time liquid pipe 10 is connected with the bottom of first spray scrubber 1, first shower 9
On be provided with the first elevator pump 21, the shower nozzle of first shower 9 is located at the top of first scrubbing tower 1, described second
Lower liquid pipe 12 is connected with the bottom of second spray scrubber 2, and the second elevator pump 22 is provided with second shower 11,
The shower nozzle of second shower 11 is located at the top of second scrubbing tower 2, the three times liquid pipes 14 and the described 3rd spray
Drench on the bottom connection of scrubbing tower 3, the 3rd shower 13 and be provided with the 3rd elevator pump 23, the spray of the 3rd shower 13
Head is located at the top of the 3rd scrubbing tower 3.
In addition, passing through water pipeline between first collecting-tank 4, second collecting-tank 5, the 3rd collecting-tank 6
Connection, the 3rd collecting-tank 6 is also associated with clear water reserviors 24, and first collecting-tank 4 is also associated with reclaiming pond 25.
It the above is only preferred embodiment of the present utility model, it is noted that above-mentioned preferred embodiment should not be regarded
For to limitation of the present utility model, protection domain of the present utility model should be defined by claim limited range.For
For those skilled in the art, do not departing from spirit and scope of the present utility model, can also make some
Improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (9)
1. a kind of tail gas generated by granulation cleaning system, it is characterised in that：The cleaning system includes the first spray washing set gradually
Tower, the second spray scrubber, the 3rd spray scrubber, the first collecting-tank, the second collecting-tank, the 3rd collecting-tank, first spray
Drench and connected between scrubbing tower, second spray scrubber, the 3rd spray scrubber by gas piping, first spray
Drench and the first shower and first time liquid pipe be connected between scrubbing tower and first collecting-tank, second spray scrubber and
The second shower and second time liquid pipe, the 3rd spray scrubber and the described 3rd collection are connected between second collecting-tank
The 3rd shower and the three times liquid pipes are connected between pond.
2. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：First spray scrubber
Lower sidewall is provided with the first air inlet, and the side wall upper part of first spray scrubber is provided with the first gas outlet, described
The lower sidewall of two spray scrubbers is provided with the second air inlet, and the side wall upper part of second spray scrubber is provided with second
Gas outlet, the lower sidewall of the 3rd spray scrubber is provided with the 3rd air inlet, the side wall of the 3rd spray scrubber
Top is provided with the 3rd gas outlet, and first air inlet connects comminutor offgas outlet, and the first gas outlet connection is described
Second air inlet, second gas outlet connects the 3rd air inlet.
3. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：First time liquid pipe with it is described
The first elevator pump, the spray of first shower are provided with the bottom connection of first spray scrubber, first shower
Head is located at the top of first spray scrubber.
4. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：Second time liquid pipe with it is described
The second elevator pump, the spray of second shower are provided with the bottom connection of second spray scrubber, second shower
Head is located at the top of second spray scrubber.
5. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：The three times liquid pipes with it is described
The 3rd elevator pump, the spray of the 3rd shower are provided with the bottom connection of 3rd spray scrubber, the 3rd shower
Head is located at the top of the 3rd spray scrubber.
6. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：It is first collecting-tank, described
Connected between second collecting-tank, the 3rd collecting-tank by water pipeline.
7. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：3rd collecting-tank also connects
It is connected to clear water reserviors.
8. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：First collecting-tank is also connected with
There is recovery pond.
9. a kind of tail gas generated by granulation cleaning system according to claim 1, it is characterised in that：The 3rd spray column rear end is also
Cyclone demister is connected with by gas piping, the cyclone demister lower end is provided with drainpipe, and the drainpipe connects institute
State the 3rd collecting-tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028661.6U CN206325364U (en) | 2016-08-31 | 2016-08-31 | A kind of tail gas generated by granulation cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028661.6U CN206325364U (en) | 2016-08-31 | 2016-08-31 | A kind of tail gas generated by granulation cleaning system |
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| Publication Number | Publication Date |
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| CN206325364U true CN206325364U (en) | 2017-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621028661.6U Active CN206325364U (en) | 2016-08-31 | 2016-08-31 | A kind of tail gas generated by granulation cleaning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107596844A (en) * | 2017-11-03 | 2018-01-19 | 天津市三木森电炉股份有限公司 | A kind of flue gas cleaning system |
-
2016
- 2016-08-31 CN CN201621028661.6U patent/CN206325364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107596844A (en) * | 2017-11-03 | 2018-01-19 | 天津市三木森电炉股份有限公司 | A kind of flue gas cleaning system |
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