CN216677589U - Dust removal recovery unit is used in lithium iron phosphate production - Google Patents
Dust removal recovery unit is used in lithium iron phosphate production Download PDFInfo
- Publication number
- CN216677589U CN216677589U CN202123441309.9U CN202123441309U CN216677589U CN 216677589 U CN216677589 U CN 216677589U CN 202123441309 U CN202123441309 U CN 202123441309U CN 216677589 U CN216677589 U CN 216677589U
- Authority
- CN
- China
- Prior art keywords
- dust removal
- iron phosphate
- lithium iron
- pipe
- water tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Separation Of Particles Using Liquids (AREA)
Abstract
The utility model relates to a lithium iron phosphate production is with removing dust recovery unit belongs to the technical field of lithium iron phosphate production, and it includes the frame, be equipped with the dust removal jar in the frame, the dust removal jar includes drum dust removal section and awl section of thick bamboo blowdown, the lateral wall lower extreme of drum dust removal section is equipped with the intake pipe, be equipped with filter screen on the inner wall of drum dust removal section, be equipped with in the drum dust removal section and spray the ball, it is thin wall hollow structure to spray the ball, it is equipped with and sprays the hole to spray the ball, it is connected with drum dust removal section through the shower to spray the ball, the top of dust removal jar is equipped with the outlet duct. This application can remove dust to the tail gas that produces in the lithium iron phosphate production process and handle, has the effect that reduces air pollution.
Description
Technical Field
The application relates to the field of lithium iron phosphate production, in particular to a dust removal and recovery device for lithium iron phosphate production.
Background
The lithium iron phosphate is one of mainstream lithium ion anode materials, has the advantages of low cost, environmental protection, good safety, long cycle life and the like, and is particularly suitable for the application fields of new energy automobile power batteries, energy storage batteries and the like. At present, lithium iron phosphate is dominant in the lithium ion battery anode material industry.
The current mainstream lithium iron phosphate production process can generate a large amount of tail gas smoke dust in the production process, the main components of the tail gas smoke dust are carbon with a small particle size and a lithium iron phosphate material, and a plurality of manufacturers can directly discharge the smoke dust into the atmosphere without any treatment, so that air pollution is caused.
SUMMERY OF THE UTILITY MODEL
In order to improve above-mentioned problem, the application provides a lithium iron phosphate production is with removing dust recovery unit.
The application provides a pair of dust removal recovery unit is used in lithium iron phosphate production adopts following technical scheme:
the utility model provides a lithium iron phosphate production is with removing dust recovery unit, includes the frame, be equipped with dust removal tank in the frame, dust removal tank includes drum dust removal section and awl section of thick bamboo blowdown, the lateral wall lower extreme of drum dust removal section is equipped with the intake pipe, be equipped with filter screen on the inner wall of drum dust removal section, be equipped with in the drum dust removal section and spray the ball, it is thin wall hollow structure to spray the ball, it is equipped with the hole that sprays to spray the ball, it is connected with drum dust removal section through the shower to spray the ball, dust removal tank's top is equipped with the outlet duct.
Through adopting above-mentioned technical scheme, filter screen can filter the tail gas that lets in the dust removal jar, and the tail gas after accomplishing the filtration is discharged from the outlet duct, can reduce the content of carbon granule and lithium iron phosphate dust in the tail gas to reduce the pollution that causes the air after discharging. Through leading into the washing liquid in to the shower, the washing liquid is spout in the hole that sprays from spraying the ball, can spray to filter screen and wash to reduce filter screen and take place the condition of sieve mesh jam.
Optionally, the lower extreme of awl section of thick bamboo blowdown section is equipped with row's material pipe, be equipped with the recovery workbin in the frame, the recovery workbin is connected with row's material pipe, be equipped with the drain pipe on the lateral wall of recovery workbin.
Through adopting above-mentioned technical scheme, the lithium iron phosphate dust in the tail gas that filters on the filter screen net and crosses discharges and flow into the recovery workbin along with the washing liquid from arranging material pipe department, and the lithium iron phosphate dust takes place to subside the phenomenon and form the sediment in the recovery workbin, conveniently retrieves to reduce material cost's waste.
Optionally, the filtering screens are arranged in a plurality from top to bottom, and the size of the sieve pore of the filtering screen below the filtering screen adjacent to each other is larger than that of the sieve pore of the filtering screen above the filtering screen.
Through adopting above-mentioned technical scheme, can filter the lithium iron phosphate dust in the tail gas step by step, reduce the condition that the sieve mesh of filter screen takes place to block up to improve filterable efficiency and effect.
Optionally, the filtering screen is obliquely arranged, and a plurality of nozzles are arranged on the inner side wall of the cylindrical dust removal section.
Through adopting above-mentioned technical scheme, the filter screen slope sets up, has increased filter screen's surface area to improve tail gas filtration's efficiency. A plurality of nozzles spray the washing liquid and can cool down the processing to tail gas to can carry out the spray rinsing to filter screen cloth, further reduce filter screen cloth's sieve mesh and take place the phenomenon of jam.
Optionally, the inclination angle of the filter screen is 45 degrees.
Through adopting above-mentioned technical scheme, can make the upper and lower two sides of filter screen wash ground more evenly thoroughly, further reduce the phenomenon that filter screen's sieve mesh takes place to block up.
Optionally, a plurality of the nozzles are uniformly distributed on the inner side wall of the cylindrical dust removal section.
By adopting the technical scheme, the upper surface and the lower surface of the filter screen can be effectively cleaned.
Optionally, a dust removal water tank is arranged on the frame, a vent pipe is inserted into the dust removal water tank and communicated with the air outlet pipe through a pipeline, the bottom end of the vent pipe is arranged below the liquid level in the dust removal water tank, an exhaust pipe is arranged on the side wall of the dust removal water tank, and the pipe orifice of the exhaust pipe close to one end of the dust removal water tank is arranged above the liquid level in the dust removal water tank.
Through adopting above-mentioned technical scheme, in the exhaust tail gas lets in dust removal water tank through the breather pipe in from the outlet duct, water in the dust removal water tank washed tail gas, got rid of remaining carbon particle and lithium iron phosphate dust in the tail gas, and last tail gas is discharged from the blast pipe. Through the setting of dust removal water tank, improved the purifying effect of tail gas, reduced the air pollution that the production tail gas emission of lithium iron phosphate caused.
Optionally, the bottom end of the side wall of the dust removal water tank is provided with a drain pipe, and the bottom wall of the dust removal water tank is inclined downwards towards one side of the drain pipe.
Through adopting above-mentioned technical scheme, tail gas is through dust removal water tank's washing back, and wherein remaining carbon granule and lithium iron phosphate dust subside in dust removal water tank's bottom, and dust removal water tank's diapire sets up towards one side downward sloping of blow off pipe, and when the blow off pipe was opened, the sedimentary dust in dust removal water tank bottom of can being convenient for was discharged from the blow off pipe.
In summary, the present application includes at least one of the following beneficial technical effects:
through the arrangement of the filter screen, the tail gas introduced into the dust removal tank can be filtered, the filtered tail gas is discharged from the gas outlet pipe, and the content of carbon particles and lithium iron phosphate dust in the tail gas can be reduced, so that the pollution to air after discharge is reduced;
through the arrangement of the recovery material box, the lithium iron phosphate dust in the tail gas filtered by the filter screen is discharged from the discharge pipe along with the cleaning liquid and flows into the recovery material box, and the lithium iron phosphate dust is settled and precipitated in the recovery material box, so that the lithium iron phosphate dust is convenient to recover, and the waste of material cost is reduced;
through the setting of dust removal water tank, improved the purifying effect of tail gas, reduced the air pollution that the production tail gas emission of lithium iron phosphate caused.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a sectional view showing the internal structure of an embodiment of the present application.
Description of reference numerals: 1. a frame; 2. a dust removal tank; 21. a cylindrical dust removal section; 211. an air inlet pipe; 212. filtering the screen; 213. an air outlet pipe; 214. spraying balls; 2141. spraying holes; 215. a shower pipe; 216. a nozzle; 22. a conical barrel blowdown section; 221. a discharge pipe; 3. a dust removal water tank; 31. a breather pipe; 32. an exhaust pipe; 33. a blow-off pipe; 4. a recycling bin; 41. and a water discharge pipe.
Detailed Description
The present application is described in further detail below with reference to fig. 1 and 2.
The embodiment of the application discloses lithium iron phosphate production is with dust removal recovery unit. Referring to fig. 1, a lithium iron phosphate production is with removing dust recovery unit, including frame 1, fixedly connected with dust removal tank 2, dust removal water tank 3 and recovery workbin 4 on frame 1, dust removal tank 2 is connected with dust removal water tank 3 and recovery workbin 4 respectively. Discharged tail gas in the lithium iron phosphate production process firstly carries out the primary dust removal through dust removal tank 2, reduces the content of lithium iron phosphate dust and carbon particles in the tail gas, carries out the secondary dust removal through dust removal water tank 3 again, reduces remaining lithium iron phosphate dust and carbon particles in the tail gas to reduce the pollution that causes the air after discharging. The recycling bin 4 is used for recycling the lithium iron phosphate dust, and waste of material cost can be reduced.
Referring to fig. 2, the dust removing tank 2 includes a cylindrical dust removing section 21 and a conical dirt discharging section 22, an air inlet pipe 211 is fixedly connected to the lower end of the side wall of the cylindrical dust removing section 21, a filter screen 212 is fixedly connected to the inner wall of the cylindrical dust removing section 21, and an air outlet pipe 213 is fixedly connected to the top end of the cylindrical dust removing section 21. So, filter screen 212 can filter the tail gas that lets in dust removal tank 2, and the tail gas after accomplishing the filtration can reduce the content of carbon particle and lithium iron phosphate dust in the tail gas from outlet duct 213 discharge dust removal tank 2 to reduce the pollution that causes the air after discharging.
Referring to fig. 2, the spray balls 214 are installed in the cylindrical dust removing section 21, the spray balls 214 are of a thin-walled hollow structure, spray holes 2141 are uniformly distributed on the spherical surface of the spray balls 214, the spray balls 214 are fixedly connected with the inner side wall of the cylindrical dust removing section 21 through the spray pipe 215, the spray pipe 215 penetrates through the dust removing tank 2, and a cleaning solution can be introduced into the spray pipe 215. By introducing the cleaning liquid into the shower pipe 215 in this manner, the cleaning liquid is discharged from the shower holes 2141 of the shower balls 214, and the filter screen 212 can be shower-washed, thereby reducing clogging of the filter screen 212.
Referring to fig. 2, a plurality of filter screens 212 are arranged from top to bottom, and the size of the mesh of the lower filter screen 212 is larger than that of the upper filter screen 212 in two adjacent filter screens 212. So, can filter the lithium iron phosphate dust in the tail gas step by step, reduce the condition that the sieve mesh of filter screen 212 takes place to block up to improve filterable efficiency and effect.
Referring to fig. 2, the filter screen 212 is disposed in an inclined manner and has an inclination angle of 45 degrees, a plurality of nozzles 216 are disposed on the inner sidewall of the cylindrical dust removing section 21, and the plurality of nozzles 216 are uniformly disposed on the inner sidewall of the cylindrical dust removing section 21. In this way, the filter screen 212 is disposed obliquely, and the surface area of the filter screen 212 is increased, thereby improving the efficiency of exhaust gas filtration. The plurality of nozzles 216 spray the cleaning solution to cool the exhaust gas, and effectively spray the upper and lower surfaces of the filter screen 212, thereby further reducing the occurrence of clogging in the screen holes of the filter screen 212. The inclination angle of the filtering screen 212 is set to 45 degrees in order to clean the upper and lower surfaces of the filtering screen 212 more uniformly and thoroughly, thereby further reducing the occurrence of clogging in the mesh of the filtering screen 212.
Referring to fig. 2, a vent pipe 31 is inserted into the dust removing water tank 3, the vent pipe 31 is communicated with the gas outlet pipe 213 through a pipeline, and the bottom end of the vent pipe 31 is located below the liquid level in the dust removing water tank 3. An exhaust pipe 32 is fixedly connected to the side wall of the dust removing water tank 3, and a pipe orifice of the exhaust pipe 32 close to one end of the dust removing water tank 3 is positioned above the liquid level in the dust removing water tank 3. So, in the tail gas of discharge lets in dust removal water tank 3 through breather pipe 31 in the outlet duct 213, water in the dust removal water tank 3 washes tail gas, gets rid of remaining carbon particle and lithium iron phosphate dust in the tail gas, and last tail gas is discharged from blast pipe 32. Through the setting of dust removal water tank 3, improved the purifying effect of tail gas, reduced the air pollution that the production tail gas emission of lithium iron phosphate caused.
Referring to fig. 2, a drain pipe 33 is fixedly connected to the bottom end of the side wall of the dust removal water tank 3, and the bottom wall of the dust removal water tank 3 is inclined downward toward one side of the drain pipe 33. Therefore, after the tail gas passes through the dust removal water tank 3 and is washed, residual carbon particles and lithium iron phosphate dust settle at the bottom of the dust removal water tank 3, the bottom wall of the dust removal water tank 3 is downwards inclined towards one side of the sewage discharge pipe 33, and when the sewage discharge pipe 33 is opened, the dust deposited at the bottom of the dust removal water tank 3 can be conveniently discharged from the sewage discharge pipe 33.
Referring to fig. 2, a discharging pipe 221 is fixedly connected to the lower end of the conical-cylinder blowdown section 22, one end of the discharging pipe 221, which is far away from the dust removal tank 2, is communicated with the top end of the recovery tank 4, and a drain pipe 41 is fixedly connected to the side wall of the recovery tank 4. Therefore, the lithium iron phosphate dust in the tail gas filtered out by the filter screen 212 is discharged from the discharge pipe 221 along with the cleaning solution and flows into the recovery tank 4, and the lithium iron phosphate dust is settled and precipitated in the recovery tank 4. The cleaning liquid above the sediment can be discharged by opening the drain pipe 41, so that the cleaning liquid is convenient to recover, and the waste of material cost is reduced.
The implementation principle of the dust removal recovery device for lithium iron phosphate production in the embodiment of the application is as follows: when using the device, during exhaust tail gas firstly lets in dust removal tank 2 in the lithium iron phosphate production process, filter screen 212 in dust removal tank 2 can filter the tail gas that lets in dust removal tank 2, and the tail gas of accomplishing after filtering discharges dust removal tank 2 from outlet duct 213. The tail gas discharged from the gas outlet pipe 213 is introduced into the dust removal water tank 3 through the vent pipe 31, the water in the dust removal water tank 3 washes the tail gas, residual carbon particles and lithium iron phosphate dust in the tail gas are removed, and finally the tail gas is discharged from the gas outlet pipe 32. Through twice tail gas dust removal, the tail gas purification effect is improved, and the air pollution caused by the tail gas emission in the production of lithium iron phosphate is reduced.
Lithium iron phosphate dust in the tail gas filtered by the filter screen 212 is discharged from the discharge pipe 221 along with the cleaning solution and flows into the recovery tank 4, and the lithium iron phosphate dust is settled in the recovery tank 4 and forms a precipitate. The cleaning liquid above the sediment can be discharged by opening the drain pipe 41, so that the cleaning liquid is convenient to recover, and the waste of material cost is reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a lithium iron phosphate production is with dust removal recovery unit, includes frame (1), its characterized in that: be equipped with dust removal tank (2) on frame (1), dust removal tank (2) are including drum dust removal section (21) and awl section of thick bamboo blowdown (22), the lateral wall lower extreme of drum dust removal section (21) is equipped with intake pipe (211), be equipped with filter screen (212) on the inner wall of drum dust removal section (21), be equipped with in drum dust removal section (21) and spray ball (214), it is thin wall hollow structure to spray ball (214), it is equipped with and sprays hole (2141) to spray ball (214), it is connected with drum dust removal section (21) through shower (215) to spray ball (214), the top of dust removal tank (2) is equipped with outlet duct (213).
2. The dust removal recovery device for lithium iron phosphate production of claim 1, characterized in that: the lower extreme of awl section of thick bamboo blowdown section (22) is equipped with row material pipe (221), be equipped with on frame (1) and retrieve workbin (4), it is connected with row material pipe (221) to retrieve workbin (4), be equipped with drain pipe (41) on the lateral wall of retrieving workbin (4).
3. The dust removal recovery device for lithium iron phosphate production of claim 1, characterized in that: the filtering screens (212) are arranged from top to bottom in a plurality, and the size of the screen hole of the filtering screen (212) below the two adjacent filtering screens (212) is larger than that of the screen hole of the filtering screen (212) above the two adjacent filtering screens.
4. The dust removal recovery device for lithium iron phosphate production of claim 1, characterized in that: the filtering screen (212) is obliquely arranged, and a plurality of nozzles (216) are arranged on the inner side wall of the cylindrical dedusting section (21).
5. The dust removal recovery device for lithium iron phosphate production according to claim 4, characterized in that: the inclination angle of the filter screen (212) is 45 degrees.
6. The dust removal recovery device for lithium iron phosphate production according to claim 4, characterized in that: the plurality of nozzles (216) are uniformly distributed on the inner side wall of the cylindrical dust removing section (21).
7. The dust removal recovery device for lithium iron phosphate production of claim 1, characterized in that: the dust removal water tank is characterized in that the dust removal water tank (3) is arranged on the rack (1), the dust removal water tank (3) is provided with the vent pipe (31) in an inserted mode, the vent pipe (31) is communicated with the vent pipe (213) through a pipeline, the bottom end of the vent pipe (31) is arranged below the liquid level in the dust removal water tank (3), the side wall of the dust removal water tank (3) is provided with the exhaust pipe (32), and the pipe orifice of one end, close to the dust removal water tank (3), of the exhaust pipe (32) is arranged above the liquid level in the dust removal water tank (3).
8. The dust removal recovery device for lithium iron phosphate production according to claim 7, characterized in that: the lateral wall bottom of dust removal water tank (3) is equipped with blow off pipe (33), the diapire of dust removal water tank (3) sets up towards one side downward sloping of blow off pipe (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123441309.9U CN216677589U (en) | 2021-12-31 | 2021-12-31 | Dust removal recovery unit is used in lithium iron phosphate production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123441309.9U CN216677589U (en) | 2021-12-31 | 2021-12-31 | Dust removal recovery unit is used in lithium iron phosphate production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216677589U true CN216677589U (en) | 2022-06-07 |
Family
ID=81816391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123441309.9U Active CN216677589U (en) | 2021-12-31 | 2021-12-31 | Dust removal recovery unit is used in lithium iron phosphate production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216677589U (en) |
-
2021
- 2021-12-31 CN CN202123441309.9U patent/CN216677589U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209109700U (en) | A kind of waste lithium cell apparatus for recovering metal | |
| CN209771691U (en) | dustproof water circulation filtration system | |
| CN216677589U (en) | Dust removal recovery unit is used in lithium iron phosphate production | |
| CN210874788U (en) | Flue gas desulfurization separation processing apparatus | |
| CN208161296U (en) | A kind of environment-protecting type exhaust air dedusting and purifying device | |
| CN116832535A (en) | Large-air-volume double-layer module dust remover | |
| CN207886819U (en) | A kind of efficient cyclone dust-extraction unit | |
| CN216419777U (en) | Brickyard exhaust treatment device with stable structure | |
| CN211987803U (en) | Waste rubber recycling and dust removing device | |
| CN210112881U (en) | Lead fume treatment equipment for storage battery production | |
| CN210410185U (en) | Acid mist-proof waste gas equipment | |
| CN211837057U (en) | Wet-type high-voltage electrostatic dust collector | |
| CN208244387U (en) | A kind of environmental protection machinery dedusting and purifying air environmental protecting device | |
| CN107986471B (en) | Sewage filter | |
| CN207445858U (en) | Spiral-flow type air cleaning system | |
| CN211332672U (en) | Polishing dust collecting equipment | |
| CN216572243U (en) | Multistage industrial waste gas dust collecting equipment | |
| CN212188369U (en) | Air purification system of paint vehicle workshop | |
| CN219848822U (en) | Garbage incineration fly ash treatment device | |
| CN218249328U (en) | Dust recovery device suitable for concrete production | |
| CN218653625U (en) | Wet dust collector with water recycling function | |
| CN218307134U (en) | A exhaust-gas treatment structure for silicon production | |
| CN216418648U (en) | High tower granulation tail gas washing device | |
| CN219860692U (en) | Sewage purification device | |
| CN216440257U (en) | Automatic efficient dust removing equipment for electrical engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |