CN210699479U - A exhaust treatment device for graphite purification - Google Patents
A exhaust treatment device for graphite purification Download PDFInfo
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- CN210699479U CN210699479U CN201921336438.1U CN201921336438U CN210699479U CN 210699479 U CN210699479 U CN 210699479U CN 201921336438 U CN201921336438 U CN 201921336438U CN 210699479 U CN210699479 U CN 210699479U
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Abstract
The utility model discloses a waste gas treatment device for graphite purification, which comprises an equipment main body and a cavity positioned in the equipment main body, wherein a filtering cavity, a liquid conversion cavity, an acid-base neutralization tank and a precipitation cavity are sequentially arranged in the equipment main body, the filtering cavity is provided with an acid mist inlet pipe communicated with the outside and a plurality of vertically arranged frame bodies, the top of the filtering cavity is provided with an alkaline liquid box, a filter screen extending into the alkaline liquid box is arranged on the frame body, a receiving tank is arranged below the frame body, and a transmission assembly is arranged between the receiving tank and the alkaline liquid box; a first connecting port is arranged between the liquid conversion chamber and the filtering chamber, a spraying mechanism is arranged in the liquid conversion chamber, the liquid conversion chamber is provided with a liquid discharging pipe connected with an acid-base neutralization tank, a second connecting pipe and a switch valve are arranged between the acid-base neutralization tank and the precipitation chamber, and a heating mechanism and an exhaust pipe are respectively arranged in the precipitation chamber; solves the problem that the existing acid mist gas emission can pollute the environment.
Description
Technical Field
The utility model relates to an industrial equipment field, more specifically say, it relates to a waste gas treatment device for graphite purification.
Background
A large amount of acid mist gas can be generated in the acid washing process of graphite purification, air is seriously polluted, and the tail gas is usually simply treated to be discharged into the atmosphere, so that the health of workers is not facilitated, and the environment is also seriously polluted.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a waste gas treatment device for graphite purification has solved the problem that current acid mist gas emission can the polluted environment.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a waste gas treatment device for graphite purification comprises an equipment main body and a cavity located inside the equipment main body, wherein a filtering cavity, a liquid conversion cavity, an acid-base neutralization tank and a separation cavity are sequentially arranged in the equipment main body, alkaline liquid is arranged in the acid-base neutralization tank, the filtering cavity is provided with an acid mist inlet pipe communicated with the outside and a plurality of vertically arranged frame bodies, an alkaline liquid box is arranged at the top of the filtering cavity, a filter screen extending into the alkaline liquid box is arranged on each frame body, a receiving tank is arranged below each frame body, and a conveying assembly is arranged between each receiving tank and the corresponding alkaline liquid box; the liquid conversion cavity is positioned above the acid-base neutralization tank and is provided with a liquid discharging pipe connected with the acid-base neutralization tank, the acid-base neutralization tank is provided with a second connecting pipe between the separation cavities and a switch valve positioned on the second connecting pipe, and the separation cavities are internally provided with a heating mechanism and an exhaust pipe respectively.
By adopting the technical scheme, when the acid mist gas needs to be treated, the acid mist gas is firstly introduced into the acid mist gas inlet pipe, the acid mist enters the filter cavity, the filter cavity is internally provided with a plurality of frame bodies and filter screens positioned on the frame bodies, and meanwhile, the filter screens are connected with the alkaline liquid box, so that the alkaline liquid is transmitted to the filter screens through the capillary phenomenon, the acid mist can be neutralized when passing through the filter screens for multiple times, so that acidic substances in the acid mist are softened, the liquid on the filter screens finally flows into the receiving pool, and the receiving pool conveys the liquid back to the alkaline liquid box through the conveying assembly; through filtering behind the cavity acid mist gas through first connector entering liquid conversion cavity, the acid mist gas finally forms the liquid that has acidity with water contact under the effect that sprays the mechanism, acid liquid passes through in the downcomer gets into acid-base neutralization pond, acid liquid gets into with alkaline liquid this moment and carries out the acid-base and mix, the liquid that the mixture finishes gets into through the second connecting pipe and goes out in the appearance cavity, heating mechanism begins work this moment, mixed liquid is heated and is produced vapor and discharge from the blast pipe, the final remaining salt material deposits.
As the utility model discloses an improvement, transfer assembly is provided with the flow pipe including the box body that is located the filter chamber and being located the suction pump in the box body between suction pump and the alkaline liquid box, is provided with the suction pipe between suction pump and the receiving pond.
Through adopting above-mentioned technical scheme, the suction pump will receive the pond liquid and take out through the drinking-water pipe, send back to in the alkaline liquid box through the delivery pipe once more.
As the utility model discloses an improvement, the mechanism that sprays is provided with outlet pipe and inlet tube including being located the water storage tank in the liquid conversion cavity on the water storage tank, is provided with a plurality of shower nozzles on the outlet pipe.
By adopting the technical scheme, the water flow in the water storage tank is conveyed to the spray head through the water outlet pipe, and finally the water flow is combined with the acid mist; meanwhile, the water inlet pipe can supply water.
As an improvement of the utility model, the heating mechanism is provided with a plurality of heating wires in the intermediate layer including being located the intermediate layer that appears the cavity bottom.
By adopting the technical scheme, the interlayer is arranged at the bottom of the precipitation chamber, the mixed liquid is actually the mixed liquid of acidic liquid and alkaline liquid, salt-containing solid substances and clear water are generated after acid and alkali neutralization, finally, water vapor can be discharged, and the solid substances are precipitated.
As the improvement of the utility model, be provided with the secondary filter pipe between liquid conversion chamber and the acid mist intake pipe, the secondary filter pipe is provided with one-way pneumatic valve with liquid conversion chamber junction.
Through adopting above-mentioned technical scheme, the gaseous most can combine with steam to form the acid liquor whereabouts under the steam of constantly whereabouts of acid mist in the liquid conversion chamber, so as to avoid not having the acid mist gaseous backward flow of water vapor contact to be provided with the secondary filter pipe between liquid conversion chamber and the acid mist intake pipe, the secondary filter pipe is provided with one-way pneumatic valve with liquid conversion chamber junction.
As the improvement of the utility model, the equipment main part is provided with the opening near switching valve department.
Through adopting above-mentioned technical scheme, for the convenience control switch valve, consequently be provided with the opening on the equipment main part.
As an improvement of the utility model, it is provided with the articulated switch door to appear between cavity and the external world.
Through adopting above-mentioned technical scheme, in order to be convenient for take out the clearance with the solid matter that separates out in the chamber, consequently be provided with articulated switch door on equipment main part.
The utility model has the advantages that: compared with the prior art that only simple treatment or direct discharge is carried out, the scheme has stronger neutralization on acid mist gas and simultaneously discharges water vapor without pollution.
Drawings
FIG. 1 is a schematic cross-sectional view of the present embodiment;
fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Reference numerals: 110. a secondary filter pipe; 111. an apparatus main body; 112. a water storage tank; 113. a spray head; 114. a liquid discharging pipe; 115. an acid-base neutralization tank; 116. a second connecting pipe; 117. opening and closing the valve; 118. an interlayer; 119. heating wires; 210. A precipitation chamber; 211. an exhaust pipe; 212. an acid mist inlet pipe; 213. a water outlet pipe; 214. a liquid conversion chamber; 215. an alkaline liquid cartridge; 216. a frame body; 217. a filter screen; 218. a receiving pool; 219. a water pumping pipe; 310. a first connection port; 311. a box body; 312. a water supply pipe; 313. a one-way air valve; 314. a filtration chamber.
Detailed Description
The embodiments are further described with reference to the accompanying drawings.
As will be described in further detail below in connection with the appended drawings, the terms "front," "back," "left," "right," "upper" and "lower" as used in the following description refer to the directions indicated in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to the directions toward and away from, respectively, the geometric center of a particular component.
A waste gas treatment device for graphite purification, referring to fig. 1 and 2, a cavity is arranged in an equipment main body 111, a filtering chamber 314, a liquid conversion chamber 214, an acid-base neutralization tank 115 and a precipitation chamber 210 are sequentially arranged in the cavity, alkaline liquid is arranged in the acid-base neutralization tank 115, the filtering chamber 314 is provided with an acid mist inlet pipe 212 communicated with the outside and a plurality of vertically arranged frame bodies 216, an alkaline liquid box 215 is arranged at the top of the filtering chamber 314, a filter screen 217 extending into the alkaline liquid box 215 is arranged on the frame body 216, a receiving tank 218 is arranged below the frame bodies 216, and a conveying assembly is arranged between the receiving tank 218 and the alkaline liquid box 215; the transfer assembly comprises a cartridge 311 located in the filtration chamber 314 and a suction pump located in the cartridge 311, a water supply pipe 312 is provided between the suction pump and the alkaline liquid cartridge 215, and a suction pipe 219 is provided between the suction pump and the receiving basin 218. The suction pump draws the liquid in the receiving reservoir 218 through the suction pipe 219 and returns the liquid to the alkaline liquid tank 215 through the water feed pipe 312 again.
A first connecting port 310 is arranged between the liquid conversion chamber 214 and the filtering chamber 314, a spraying mechanism is arranged in the liquid conversion chamber 214, the liquid conversion chamber 214 is positioned above the acid-base neutralization tank 115 and is provided with a lower liquid pipe 114 connected with the acid-base neutralization tank 115, a second connecting pipe 116 and a switch valve 117 positioned on the second connecting pipe 116 are arranged between the acid-base neutralization tank 115 and the precipitation chamber 210, and a heating mechanism and an exhaust pipe 211 are respectively arranged in the precipitation chamber 210. The spraying mechanism comprises a water storage tank 112 positioned in a liquid conversion chamber 214, a water outlet pipe 213 and a water inlet pipe are arranged on the water storage tank 112, and a plurality of spray heads 113 are arranged on the water outlet pipe 213. The water flow in the water storage tank 112 is transmitted to the spray head 113 through the water outlet pipe 213, and finally the water flow is combined with the acid mist; meanwhile, the water inlet pipe can supply water. The heating mechanism comprises an interlayer 118 positioned at the bottom of the precipitation chamber 210, and a plurality of heating wires 119 are arranged in the interlayer 118. The bottom of the precipitation chamber 210 is provided with an interlayer 118, the mixed liquid is actually a mixed liquid of an acidic liquid and a basic liquid, salt-containing solid substances and clear water are generated after acid and alkali neutralization, and finally, water vapor can be discharged, and the solid substances are precipitated. In order to control the on-off valve 117, an opening is provided in the apparatus main body 111. In order to facilitate the removal and cleaning of the solid matter precipitated in the precipitation chamber 210, a hinged opening and closing door is provided on the apparatus body 111.
When the acid mist gas needs to be treated, firstly, the acid mist gas is introduced into the acid mist inlet pipe 212, the acid mist enters the filter cavity, the filter cavity is internally provided with a plurality of frame bodies 216 and filter screens 217 positioned on the frame bodies 216, and meanwhile, the filter screens 217 are connected with the alkaline liquid box 215, so that the alkaline liquid is transmitted to the filter screens 217 through the capillary phenomenon, when the acid mist passes through the filter screens 217 for multiple times, the acid and alkali neutralization can be carried out, so that acidic substances in the acid mist are softened, the liquid on the filter screens 217 finally flows into the receiving pool 218, and the receiving pool 218 transmits the liquid back to the alkaline liquid box through the transmission assembly; acid mist enters the liquid conversion chamber 214 through the first connecting port 310 after passing through the filtering chamber 314, the acid mist contacts with water under the action of the spraying mechanism to finally form liquid with acidity, the acid liquid enters the acid-base neutralization tank 115 through the liquid descending pipe 114, the acid liquid and the alkaline liquid enter to be mixed with acid and base, the mixed liquid enters the precipitation chamber 210 through the second connecting pipe 116, the heating mechanism starts to work at the moment, the mixed liquid is heated to generate water vapor to be discharged from the exhaust pipe 211, and finally the remaining salt substances are precipitated.
A secondary filter pipe 110 is arranged between the liquid conversion cavity and the acid mist inlet pipe 212, and a one-way air valve 313 is arranged at the joint of the secondary filter pipe 110 and the liquid conversion cavity. Most of the acid mist gas in the liquid conversion chamber 214 is combined with water vapor under the condition of continuously falling water vapor to form acid liquid, so that the secondary filter pipe 110 is arranged between the liquid conversion chamber and the acid mist air inlet pipe 212 in order to avoid backflow of the acid mist gas which is not contacted with the water vapor, and the joint of the secondary filter pipe 110 and the liquid conversion chamber is provided with a one-way air valve 313.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An exhaust gas treatment device for graphite purification, comprising a device main body (111) and a cavity located inside the device main body (111), characterized in that: the device comprises an equipment main body (111), and is characterized in that a filtering chamber (314), a liquid conversion chamber (214), an acid-base neutralization tank (115) and a precipitation chamber (210) are sequentially arranged in the equipment main body (111), alkaline liquid is arranged in the acid-base neutralization tank (115), the filtering chamber (314) is provided with an acid mist air inlet pipe (212) communicated with the outside and a plurality of vertically arranged frame bodies (216), an alkaline liquid box (215) is arranged at the top of the filtering chamber (314), a filter screen (217) extending into the alkaline liquid box (215) is arranged on the frame body (216), a receiving tank (218) is arranged below the frame bodies (216), and a conveying assembly is arranged between the receiving tank (218) and the alkaline liquid box (215); be provided with first interface (310) between liquid conversion cavity (214) and filtering chamber (314), be provided with in liquid conversion cavity (214) and spray the mechanism, liquid conversion cavity (214) are located acid-base neutralization pond (115) top and are provided with downcomer (114) of being connected with acid-base neutralization pond (115), be provided with second connecting pipe (116) and be located the on-off valve (117) on second connecting pipe (116) between acid-base neutralization pond (115) and the precipitation chamber (210), be provided with heating mechanism and blast pipe (211) in precipitation chamber (210) respectively.
2. The exhaust gas treatment device for graphite purification according to claim 1, wherein: the conveying assembly comprises a box body (311) positioned in the filtering chamber (314) and a water suction pump positioned in the box body (311), a water conveying pipe (312) is arranged between the water suction pump and the alkaline liquid box (215), and a water suction pipe (219) is arranged between the water suction pump and the receiving pool (218).
3. The exhaust gas treatment device for graphite purification according to claim 1, wherein: the spraying mechanism comprises a water storage tank (112) positioned in the liquid conversion cavity (214), a water outlet pipe (213) and a water inlet pipe are arranged on the water storage tank (112), and a plurality of spray heads (113) are arranged on the water outlet pipe (213).
4. The exhaust gas treatment device for graphite purification according to claim 1, wherein: the heating mechanism comprises an interlayer (118) positioned at the bottom of the precipitation chamber (210), and a plurality of heating wires (119) are arranged in the interlayer (118).
5. The exhaust gas treatment device for graphite purification according to claim 1, wherein: a secondary filter pipe (110) is arranged between the liquid conversion cavity and the acid mist air inlet pipe (212), and a one-way air valve (313) is arranged at the joint of the secondary filter pipe (110) and the liquid conversion cavity.
6. The exhaust gas treatment device for graphite purification according to claim 1, wherein: an opening is formed in the position, close to the switch valve (117), of the equipment main body (111).
7. The exhaust gas treatment device for graphite purification according to claim 1, wherein: a hinged opening and closing door is arranged between the precipitation chamber (210) and the outside.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921336438.1U CN210699479U (en) | 2019-08-18 | 2019-08-18 | A exhaust treatment device for graphite purification |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921336438.1U CN210699479U (en) | 2019-08-18 | 2019-08-18 | A exhaust treatment device for graphite purification |
Publications (1)
Publication Number | Publication Date |
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CN210699479U true CN210699479U (en) | 2020-06-09 |
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ID=70939112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921336438.1U Active CN210699479U (en) | 2019-08-18 | 2019-08-18 | A exhaust treatment device for graphite purification |
Country Status (1)
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CN (1) | CN210699479U (en) |
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2019
- 2019-08-18 CN CN201921336438.1U patent/CN210699479U/en active Active
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