CN209791229U - Waste gas treatment system of baffling pond of yellow phosphorus factory - Google Patents
Waste gas treatment system of baffling pond of yellow phosphorus factory Download PDFInfo
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- CN209791229U CN209791229U CN201920352263.7U CN201920352263U CN209791229U CN 209791229 U CN209791229 U CN 209791229U CN 201920352263 U CN201920352263 U CN 201920352263U CN 209791229 U CN209791229 U CN 209791229U
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- yellow phosphorus
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- treatment system
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Abstract
The utility model discloses a waste gas treatment system of yellow phosphorus factory baffling pond, including setting up the baffling pond lid at the top of yellow phosphorus factory baffling pond, be provided with on the baffling pond lid with baffling pond communicating exhaust hood in, the last extraction opening that is provided with of exhaust hood, the extraction opening is connected with the draught fan through the exhaust tube, the gas outlet of draught fan communicates to the bottom of scrubbing tower through the connecting pipe, the top of scrubbing tower has set gradually demister and a plurality of spray set from top to bottom, the top of scrubbing tower is provided with the aiutage, the liquid outlet of the bottom of scrubbing tower communicates to the circulation tank, the circulation tank is connected with the circulating pump, the circulating pump through the liquid feeding pipe with the spray set intercommunication. The utility model discloses yellow phosphorus factory baffling pond's exhaust-gas treatment system can purify the waste gas that forms orderly discharge to reach standard through the washing after collecting with the unordered emission of baffling pond.
Description
Technical Field
The utility model relates to a waste gas treatment technical field especially relates to a waste gas treatment system in baffling pond of yellow phosphorus factory.
Background
the baffling tank plays a role in settling and cooling circulating water in the yellow phosphorus production process, and water vapor containing harmful substances such as fluoride, phosphide and the like can be evaporated in the circulating cooling process due to high temperature of water. The water vapor (waste gas) evaporated from the pool is discharged out of order, which causes pollution and harm to the environment. There is still no suitable device or apparatus for effectively treating the waste gas in the baffle tank, and therefore, there is a need for a device or apparatus for effectively treating the waste gas in the baffle tank.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a waste gas treatment system in yellow phosphorus factory baffling pond to solve the problem that above-mentioned prior art exists, produced waste gas in the effective processing yellow phosphorus factory baffling pond.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a waste gas treatment system in yellow phosphorus factory baffling pond, including setting up the baffling pond lid at the top in yellow phosphorus factory baffling pond, be provided with on the baffling pond lid with baffling pond communicating exhaust hood in, the last extraction opening that is provided with of exhaust hood, the extraction opening is connected with the draught fan through the exhaust tube, the gas outlet of draught fan communicates to the bottom of scrubbing tower through the connecting pipe, the top of scrubbing tower has set gradually demister and a plurality of spray set from top to bottom, the top of scrubbing tower is provided with the aiutage, the liquid outlet of the bottom of scrubbing tower communicates to the circulation tank, the circulation tank is connected with the circulating pump, the circulating pump through the liquid feeding pipe with the spray set intercommunication.
Preferably, the baffling tank cover body is hermetically connected with the baffling tank of the yellow phosphorus factory.
preferably, the plurality of spraying devices are arranged in two layers or three layers, and the spraying devices in two adjacent layers are arranged in a 45-degree or 30-degree crossed manner.
Preferably, the spraying devices are of the LY type, and several spraying devices in the same layer are arranged on the same ring distributor.
Preferably, the baffle pool cover body includes girder, crossbeam, perpendicular roof beam and purlin, the girder with perpendicular roof beam is parallel and both interval settings, the crossbeam with perpendicular roof beam is the channel-section steel, the girder is the I-steel, girder, crossbeam and perpendicular roof beam all erect on the pool wall of yellow phosphorus factory baffle pool, the purlin is the angle steel, girder, crossbeam, perpendicular roof beam and purlin upper berth are equipped with the buckled plate.
Preferably, the top end of the pool wall is provided with a ring beam, and the main beam, the cross beam and the vertical beam are all erected on the ring beam.
Preferably, the baffle tank cover body is further provided with passageways, the passageways comprise passageway pattern plates paved on the main beams, the cross beams, the vertical beams and the purlins, and the air suction covers are distributed on two sides of the passageways; and a sewage cleaning port is arranged on the passageway.
preferably, the baffle tank cover body is provided with surrounding guardrails around.
The utility model discloses yellow phosphorus factory baffling pond's exhaust-gas treatment system has gained following technological effect for prior art:
The utility model discloses yellow phosphorus factory baffling pond's exhaust-gas treatment system can purify the waste gas that forms orderly discharge to reach standard through the washing after collecting with the unordered emission of baffling pond. The utility model has the advantages that after the baffle tank cover body in the waste gas treatment system of the baffle tank of the yellow phosphorus factory is covered on the baffle tank in a sealing way, on one hand, the waste gas generated in the baffle tank is convenient to collect; on the other hand, the air in the pool is isolated from the outside air, and a large amount of water vapor also exists in the air in the pool in a limited space, so that the content of oxygen is further reduced, and the limited space is in a negative oxygen state; the reduction of the oxygen content again reduces the combustion of phosphorus in the phosphorus sludge attached to the tank wall on the tank wall, and improves the production safety; thereby can put into the mud slurry pump through the clear dirty mouth in the passageway and extract the mud slurry in baffling pond, be provided with the apron on the clear dirty mouth, apron keeps closing when not clearing up the mud slurry to keep the leakproofness and the security of baffling pond lid.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of a waste gas treatment system of a baffle tank of a yellow phosphorus plant of the present invention;
FIG. 2 is a schematic view of the structure of a baffle tank cover in the waste gas treatment system of the baffle tank of the yellow phosphorus factory;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
The system comprises a flow deflection tank 1, a tank wall 101, a ring beam 102, a flow deflection tank cover 2, a main beam 201, a cross beam 202, a vertical beam 203, a corrugated plate 204, a corrugated plate 205, a corridor checkered plate 206, an air extraction hood 207, an air extraction opening 208, a corridor 209, a guardrail 3, an induced draft fan 4, a washing tower 4, a foam remover 5, a circulating tank 6, a circulating pump 7, process water 8, an additive 9 and an air extraction pipe 10.
Detailed Description
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a waste gas treatment system in yellow phosphorus factory baffling pond to solve the problem that prior art exists, produced waste gas in the yellow phosphorus factory baffling pond of effective processing.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1-4, fig. 1 is a schematic structural diagram of an exhaust gas treatment system of a baffle tank in a yellow phosphorus factory according to the present embodiment; FIG. 2 is a schematic view of the structure of the cover of the baffle tank in the waste gas treatment system of the baffle tank in the yellow phosphorus factory; FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2; fig. 4 is a partially enlarged view of fig. 3 at B.
The waste gas treatment system of the baffle tank 1 of the yellow phosphorus factory in the embodiment comprises a baffle tank cover body 2 arranged at the top of the baffle tank 1 of the yellow phosphorus factory, wherein the baffle tank cover body 2 is hermetically connected with the baffle tank 1 of the yellow phosphorus factory; as shown in fig. 2-4, the baffle pool cover body 2 comprises a main beam 201, a cross beam 202, a vertical beam 203 and purlins, wherein the main beam 201 and the vertical beam 203 are parallel and arranged at intervals, the cross beam 202 and the vertical beam 203 are both channel steels, the main beam 201 is i-shaped steel, the main beam 201, the cross beam 202 and the vertical beam 203 are all erected on a ring beam 102 at the top end of a pool wall 101 of the baffle pool 1 of the yellow phosphorus factory, the purlins are angle steels, the purlins are distributed among the main beam 201, the cross beam 202 and the vertical beam 203, the main beam 201, the cross beam 202, the vertical beam 203 and the purlins form a support framework of the baffle pool cover body 2, a corrugated plate 204 and a corrugated plate 205 are paved on the framework, the corrugated plate 204 and the corrugated plate 205 are all connected with the support framework in a sealing manner through a sealing material, the corrugated plate 204 is made of APVC, the corrugated plate; air suction hoods 206 are distributed on two sides of the passageway 208, and a plurality of air suction ports 207 are arranged on the air suction hoods 206; still be provided with the mouth of decontaminating on passageway 208, be provided with on the mouth of decontaminating and open and closed apron, when needs are decontaminated baffling pond 1, open the apron, put into the sediment stuff pump through the mouth of decontaminating, extract the sludge slurry in baffling pond 1. And a guardrail 209 is arranged around the baffle tank cover body 2 to protect the safety of workers.
As shown in fig. 1 and 3, the air exhaust port 207 is connected with an induced draft fan 3 through an air exhaust pipe, an air outlet of the induced draft fan 3 is communicated to the bottom of the washing tower 4 through a connecting pipe, the top of the washing tower 4 is sequentially provided with a demister 5 and a plurality of spraying devices from top to bottom, the plurality of spraying devices are divided into two layers in the embodiment, the spraying devices in the two adjacent layers are arranged in a 45-degree or 30-degree cross manner, so that the uniformity of absorption liquid sprayed by the spraying devices is ensured, and the washing effect is improved. The spray devices adopt LY type spray devices, and a plurality of spray devices in the same layer are arranged on the same annular distributor, namely the spray devices in the same layer are distributed annularly, so that the spray heads of the spray devices can form full coverage on the cross section in the washing tower 4, and the gas to be washed is prevented from penetrating through the liquid level or being short-circuited to influence the quality and the efficiency of washing absorption;
An exhaust funnel is arranged at the top end of the washing tower 4, a liquid outlet at the bottom end of the washing tower 4 is communicated to a circulating pool 6, the circulating pool 6 is connected with a circulating pump 7, the circulating pump 7 is communicated with a spraying device through a liquid feeding pipe, and process water 8 and additives 9 are required to be added into the circulating pool 6. The washing tower 4 preferably adopts steel lining rubber, and the tower body is directly welded with an operation platform, so that the maintenance personnel can conveniently maintain or replace the spraying device. The induced draft pipe 10 is made of HDPP materials, a steel lining rubber pipe is adopted at the upstream of a sampling port of the exhaust funnel, and an HDPP pipe is adopted at the downstream of the sampling port of the exhaust funnel, so that the weight of the exhaust funnel is reduced. The HDPP has the characteristics of light weight, corrosion resistance and aging resistance. According to the field situation, the maximum tower diameter of the washing tower 4 is considered as phi 2800mm, and the gas amount to be treated is about 45000m3And about/h.
The working process of the waste gas treatment system of the baffle tank 1 of the yellow phosphorus factory in the embodiment is as follows: waste gas collected by the baffling tank 1 is pumped to the washing tower 4 through the draft fan 3 through the draft opening 207 in the draft hood 206, the waste gas enters the washing tower 4 from the bottom of the washing tower 4 and is in countercurrent contact with absorption liquid sprayed by a spraying device to carry out gas-liquid exchange, harmful substances are washed and absorbed by the absorption liquid in the process, the purified gas is discharged out of the washing tower 4 through the exhaust funnel, and the demister 5 can capture gas-phase liquid foam and improve tail gas emission; the absorption liquid after washing the waste gas finally falls on the bottom of the washing tower 4 and flows to the circulating pool 6, after being mixed with the process water 8 and the additive 9 in the circulating pool 6, the absorption liquid is sent to the spraying device of the washing tower 4 through the circulating pump 7, the tail gas is washed and absorbed again, when the concentration or the PH value of the absorption liquid reaches a certain value, the absorption liquid is discharged or sent to a sewage treatment station, and then new circulating liquid is replenished again.
In the waste gas treatment system of the baffle tank 1 of the yellow phosphorus factory, the baffle tank cover body 2 is arranged to facilitate the collection of waste gas generated in the baffle tank 1 on one hand, and isolate the air in the tank from the outside air on the other hand, and a large amount of water vapor also exists in the air in the baffle tank 1 in a limited space, so that the content of oxygen is further reduced, and the limited space is in a negative oxygen state; the reduction of the oxygen content again reduces the combustion of phosphorus in the phosphorus sludge attached to the tank wall on the tank wall, and improves the production safety.
In the description of the present invention, it should be noted that the terms "top", "bottom", "inner", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. The utility model provides a waste gas treatment system of yellow phosphorus factory baffling pond which characterized in that: including setting up the baffling pond lid at the top in yellow phosphorus factory baffling pond, be provided with on the baffling pond lid with baffling pond communicating exhaust hood in, it is provided with the extraction opening to bleed to cover, the extraction opening is connected with the draught fan through the exhaust tube, the gas outlet of draught fan communicates to the bottom of scrubbing tower through the connecting pipe, the top of scrubbing tower has set gradually demister and a plurality of spray set from top to bottom, the top of scrubbing tower is provided with the aiutage, the liquid outlet of the bottom of scrubbing tower communicates to the circulation pond, the circulation pond is connected with the circulating pump, the circulating pump pass through the liquid-feeding pipe with spray set communicates.
2. The waste gas treatment system of the baffle pool of the yellow phosphorus factory as claimed in claim 1, wherein: and the baffling tank cover body is hermetically connected with the baffling tank of the yellow phosphorus factory.
3. the waste gas treatment system of the baffle pool of the yellow phosphorus factory as claimed in claim 1, wherein: the plurality of spraying devices are arranged in two layers or three layers, and the spraying devices in two adjacent layers are arranged in a 45-degree or 30-degree crossed manner.
4. The waste gas treatment system of the baffle pool of the yellow phosphorus factory as claimed in claim 3, wherein: the spraying devices are LY type spraying devices, and a plurality of spraying devices in the same layer are arranged on the same annular distributor.
5. The waste gas treatment system of the baffle pool of the yellow phosphorus factory as claimed in claim 1, wherein: the cover body of the baffle pool comprises a main beam, a cross beam, a vertical beam and purlines, wherein the main beam and the vertical beam are parallel and arranged at intervals, the cross beam and the vertical beam are channel steel, the main beam is I-shaped steel, the main beam, the cross beam and the vertical beam are all erected on the wall of the baffle pool of the yellow phosphorus factory, the purlines are angle steel, and corrugated plates are paved on the main beam, the cross beam, the vertical beam and the purlines.
6. The waste gas treatment system of the baffle pool of the yellow phosphorus factory as claimed in claim 5, wherein: the top end of the pool wall is provided with a ring beam, and the main beam, the cross beam and the vertical beam are all erected on the ring beam.
7. The waste gas treatment system of the baffle pool of the yellow phosphorus factory as claimed in claim 5, wherein: the baffle pool cover body is also provided with a passageway, the passageway comprises passageway pattern plates which are laid on the main beams, the cross beams, the vertical beams and the purlins, and the air extraction covers are distributed on two sides of the passageway; and a sewage cleaning port is arranged on the passageway.
8. The waste gas treatment system of the baffle pool of the yellow phosphorus factory as claimed in claim 7, wherein: and surrounding guardrails are arranged around the baffling tank cover body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352263.7U CN209791229U (en) | 2019-03-20 | 2019-03-20 | Waste gas treatment system of baffling pond of yellow phosphorus factory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352263.7U CN209791229U (en) | 2019-03-20 | 2019-03-20 | Waste gas treatment system of baffling pond of yellow phosphorus factory |
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| CN209791229U true CN209791229U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920352263.7U Active CN209791229U (en) | 2019-03-20 | 2019-03-20 | Waste gas treatment system of baffling pond of yellow phosphorus factory |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111871158A (en) * | 2020-07-28 | 2020-11-03 | 云南澄江盘虎化工有限公司 | Yellow phosphorus factory exhaust treatment system |
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2019
- 2019-03-20 CN CN201920352263.7U patent/CN209791229U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111871158A (en) * | 2020-07-28 | 2020-11-03 | 云南澄江盘虎化工有限公司 | Yellow phosphorus factory exhaust treatment system |
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