CN107998802A - A kind of graphite dust processing recovery system and method based on biswitch - Google Patents
A kind of graphite dust processing recovery system and method based on biswitch Download PDFInfo
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- CN107998802A CN107998802A CN201711406383.2A CN201711406383A CN107998802A CN 107998802 A CN107998802 A CN 107998802A CN 201711406383 A CN201711406383 A CN 201711406383A CN 107998802 A CN107998802 A CN 107998802A
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- dust
- bag filter
- graphite
- switching device
- pipeline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a kind of graphite dust processing recovery system and method based on biswitch, including pass sequentially through scalable suction tube, holding vessel, cyclone dust collectors, aerial cooler, bag filter, roots blower and the retracting device of pipeline connection；The roots blower is used for the power for providing graphite powder conveying, the negative pressure air conveying that the graphite powder is produced through roots blower；Switching device one and switching device two are further included, switching device one is arranged on the pipeline for connecting the aerial cooler and bag filter, and switching device two is arranged on the pipeline for connecting the scalable discharge duct and the bag filter bottom；The present invention switches the dedusting in feeding and discharge process by biswitch device, integrates dust pretreatment, cooling, tail gas clean-up, the advanced dust pelletizing system of flexibly control；Process step design rationally, scientific structure, characteristics of compact layout, operate easy to maintenance, high dust collection efficiency, fully meet high pressure, high temperature, high concentrate dust purification discharge.
Description
Technical field
The present invention relates to the dedusting technology field of tail gas clean-up processing, more particularly to a kind of graphite powder based on biswitch
Dirt handles recovery system and method.
Background technology
In lithium ion battery negative material workshop, it is necessary to techniques such as the material fragmentations such as graphite, grinding, sortings；By
It is very high to negative material Particle size requirements, it is necessary to the material fragmentations such as graphite, grinding to very in the particularity of ion cathode material lithium
Carefully；Due to equipment and the limitation of technique, substantial amounts of dust is inevitably produced in practical operation, due to these dust particles very
Carefully, it is difficult sedimentation to swim in workshop, not only pollutes workshop condition, and very big prestige is also produced to the health of the operator in workshop
The side of body；Traditional lithium ion battery negative material workshop deduster is mostly cloth-bag type and dry powder Clothoid type, but is directed to very little
Dust particles, it may occur that effusion cloth bag and situation about cannot settle completely, dust removing effects are undesirable.
For above-mentioned smoke characteristic, now more using cleaner to realize dedusting purpose, but this cleaner must
It must meet high pressure resistant, effective temperature-reducing, the features such as multiple dedusting ensures emission compliance, space is restricted, and must take into account the knot in design
Structure is compact, convenient operating maintenance.
The content of the invention
The defects of in order to overcome the prior art problem, the present invention provides a kind of graphite dust based on biswitch to be handled back
Receive system and method.
Technical scheme is as follows：
There is provided based on biswitch graphite dust processing recovery system, including pass sequentially through pipeline connection scalable suction tube,
Holding vessel, cyclone dust collectors, aerial cooler, bag filter, roots blower and retracting device；
The roots blower is used for the power for providing the conveying of pyrographite powder, and the negative pressure that the graphite powder is produced through roots blower is empty
Gas conveys；
The holding vessel includes the scalable discharge duct for being arranged at bottom, and dust excluding hood, institute are equipped with outside the scalable discharge duct
State dust excluding hood and be equipped with opening, the opening is connected with the bag filter by pipeline；
The cyclone dust collectors bottom is connected with bag filter by pipeline；
Switching device one and switching device two are further included, the switching device one is arranged at the connection aerial cooler and cloth bag
On the pipeline of deduster, the switching device two is arranged at the connection scalable discharge duct and the bag filter bottom
On pipeline；
The retracting device includes return passage, waterfall booth and recovery room；The return passage is provided with exhaust fan, gas outlet, first
Back flow plate and the second back flow plate；The exhaust fan is arranged on the top of return passage；The gas outlet is arranged on the right side of exhaust fan；
First back flow plate is half arc, and the first back flow plate is arranged on the inside of return passage；Second back flow plate is half arc；
The waterfall booth is provided with air inlet, crosses filter fan, compression plate, screw fan, water inlet and water outlet；The air inlet is set
On the left of waterfall booth；The filter fan of crossing is provided with filtering flabellum and fixed link, crosses filter fan and is fixed on by fixed link on air inlet；
The filtering flabellum is provided with four；The compression plate is arranged on the right side of air inlet, and compression plate is half arc；The screw fan is set
Put and the right side of compression plate, screw fan are provided with spiral fan；The water inlet is arranged on the right side of waterfall booth；The water outlet
The bottom of waterfall booth is arranged on, water outlet is provided with outlet valve；
The recovery room is provided with recovery port, heating chamber and air outlet pipe, and recovery room is arranged on the lower section of waterfall booth；The recovery port
It is arranged on the bottom right side of recovery room；The heating chamber is arranged on the top of recovery room；The air outlet pipe is arranged on recovery room
Right side top.
Further, the scalable discharge duct is connected with storage pot bottom, is provided with sluice valve and is used to control graphite powder
Discharging；
Input port and delivery outlet are provided with the top of the storage tank, the input port is connected with the scalable suction tube, described
Delivery outlet is connected with the cyclone dust collectors.
Further, the cyclone dust collectors top is connected with aerial cooler, and bottom is in funnel type, funnel type bottom with
Bag filter is connected by pipeline；
Further, sluice valve is additionally provided with, the sluice valve is arranged between cyclone dust collectors and bag filter, is used for
The pipeline of opening and closing connection cyclone dust collectors and bag filter.
Preferably, the aerial cooler model KLH types.
Further, the bag filter includes upper gas tank, the cylinder being fixedly connected sequentially from top to bottom, the upper gas
Case is connected with the upper surface of cylinder, filter bag is housed in the cylinder, cylinder lower end is provided with flue-dust retainer；
The upper gas tank is equipped with opening, and the opening is connected with roots blower by pipeline；
The flue-dust retainer lower part connects dust leg, and the dust leg is additionally provided with sluice valve with flue-dust retainer lower part, and ash is unloaded for controlling.
Further, be additionally provided with blowing device, the blowing device includes gas bag and pulse valve, the pulse valve with
Connection at the top of upper gas tank；
Preferably, the switching device one and switching device two are electronic dish valve.
The present invention also provides a kind of method for being used for the graphite dust processing recovery system based on biswitch, including following step
Suddenly：
Graphitiferous powder air-flow described in first step forms dust-containing air stream by holding vessel and through sedimentation, and the graphite powder is through sedimentation
Into holding vessel；
The dust-containing air stream is by passing sequentially through cyclone dust collectors, aerial cooler and bag filter, part dust settling
Into in cyclone dust collectors, the dust-containing air stream enters aerial cooler, realizes temperature decrease, and the temperature decrease to 100 ~
150℃；
Dust-containing air stream of the temperature through rapid drawdown enters bag filter, filters through bag filter, is discharged by roots blower
Into retracting device；
The retracting device further collects un-cleared graphite dust, is finally completed processing and the receipts of graphite dust
Collection；
Second step turns off the switch device one, opens switching device two, starts roots blower, and graphite powder warp can in the holding vessel
Flexible discharge duct draws off and produces airborne dust, and dust-contained airflow enters bag filter by pipeline, is filtered through bag filter, by sieve
Thatch wind turbine is discharged into retracting device；
The retracting device further collects un-cleared graphite dust, is finally completed processing and the receipts of graphite dust
Collection.
The present invention has the beneficial effect that：
In the present invention, by the switching of open and-shut mode between switching device one and switching device two, complete in feeding and discharge process
Dedusting, integrate dust pretreatment, cooling, tail gas clean-up, flexibly control advanced dust pelletizing system；Process step design closes
Reason, scientific structure, characteristics of compact layout, operate easy to maintenance, high dust collection efficiency, fully meets high pressure, high temperature, high concentrate dust
Purification discharge.
Brief description of the drawings
Fig. 1 is conveyed for the present embodiment and discharging dust pelletizing system schematic diagram；
Fig. 2 is the present embodiment storing cell schematics；
Fig. 3 is the pre- dedusting of the present embodiment and cooling unit schematic diagram；
Fig. 4 is the present embodiment dust removing units schematic diagram；
Fig. 5 is the present embodiment retracting device schematic diagram.
Embodiment
With reference to embodiment, the present invention is further illustrated.Wherein, attached drawing only for illustration,
What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to is interpreted as the limitation to this patent；In order to which the reality of the present invention is better described
Example is applied, some components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, some known features and its explanation may be omitted and will be understood by attached drawing.
Embodiment 1
A kind of conveying of pyrographite powder, discharging and dust pelletizing system based on biswitch are provided as shown in Fig. 1 ~ 4, in the present embodiment,
Scalable suction tube 8, holding vessel 1, cyclone dust collectors 2, aerial cooler 3, bag-type dust including passing sequentially through pipeline connection
Device 4, roots blower 5 and retracting device 9；
Roots blower 5 is used for the power for providing the conveying of pyrographite powder, the negative pressure air that pyrographite powder is produced through roots blower 5
Conveying；
Holding vessel 1 includes the scalable discharge duct 11 for being arranged at bottom, and the scalable outside of discharge duct 11 is equipped with dust excluding hood 110, removes
Dust hood 110 is equipped with opening 112, and opening 112 is connected with bag filter 4 by pipeline；
3 bottom of cyclone dust collectors is connected with bag filter 4 by pipeline；
Switching device 1 and switching device 27 are further included, switching device 1 is arranged at connection aerial cooler 3 and bag-type dust
On the pipeline of device 4, switching device 27 is arranged on the pipeline for connecting scalable discharge duct 11 and 4 bottom of bag filter；
Retracting device 9 includes return passage 90, waterfall booth 91 and recovery room 92；
Return passage 90 is provided with exhaust fan 900, gas outlet 901, the first back flow plate 902 and the second back flow plate 903；Exhaust fan 900
It is arranged on the top of return passage 90；Gas outlet 901 is arranged on the right side of exhaust fan 900；First back flow plate 902 is half arc, the
One back flow plate 902 is arranged on the inside of return passage 90；Second back flow plate 903 is half arc；
Waterfall booth 91 is provided with air inlet 910, crosses filter fan 911, compression plate 912, screw fan 913, water inlet 914 and water outlet
915；Air inlet 910 is arranged on the left side of waterfall booth 91；Cross filter fan 911 and be provided with filtering flabellum 9110 and fixed link 9112, filtering
Fan 911 is fixed on air inlet 910 by fixed link 9112；Filtering flabellum 9110 is provided with four；Compression plate 912 be arranged on into
The right side of air port 910, compression plate 912 is half arc；Screw fan 913 is arranged on the right side of compression plate 912, and screw fan 913 is provided with
Spiral fan 9130；Water inlet 914 is arranged on the right side of waterfall booth 91；Water outlet 915 is arranged on the bottom of waterfall booth 910, goes out
The mouth of a river 915 is provided with outlet valve 9150；
Recovery room 92 is provided with recovery port 920, heating chamber 921 and air outlet pipe 922, and recovery room 92 is arranged under waterfall booth 91
Side；Recovery port 920 is arranged on the bottom right side of recovery room 92；Heating chamber 921 is arranged on the top of recovery room 92；Air outlet pipe 922
It is arranged on the right side top of recovery room 92.
Scalable discharge duct 11 is connected with 1 bottom of holding vessel, is provided with sluice valve 12 and is used to control graphite powder discharging；
The top of holding vessel 1 is provided with input port 101 and delivery outlet 102, and input port 101 is connected with scalable suction tube 8, delivery outlet
102 connect with cyclone dust collectors 2.
2 top of cyclone dust collectors is connected with aerial cooler 3, and bottom is in funnel type, and bottom passes through pipe with bag filter 4
Road connects；
Sluice valve 202 is additionally provided with, sluice valve 202 is arranged between cyclone dust collectors 3 and bag filter 4, for the company of opening and closing
The pipeline of logical cyclone dust collectors 3 and bag filter 4.
Wherein, aerial cooler model KLH types.
Bag filter 4 includes upper gas tank 400, the cylinder 401 being fixedly connected sequentially from top to bottom, upper gas tank 400 and cylinder
The upper surface connection of body 401, cylinder 401 is interior to be equipped with filter bag, and 401 lower end of cylinder is provided with flue-dust retainer 403；
Upper gas tank 400 is equipped with opening 408, and opening 408 is connected with roots blower 5 by pipeline；
403 lower part of flue-dust retainer connects dust leg 406, and dust leg 406 is additionally provided with sluice valve 407 with 403 lower part of flue-dust retainer, for controlling
System unloads ash.
Blowing device 402 is additionally provided with, blowing device 402 includes gas bag 404 and pulse valve 405, pulse valve 405 and upper gas
The connection of the top of case 400；
Wherein, switching device 1 and switching device 27 are electronic dish valve.
A kind of pyrographite powder conveying based on biswitch provided in this embodiment, discharging and dust pelletizing system flow such as
Under：
Switching device 1 is opened, turns off the switch device 27, starts roots blower 5,
Graphitiferous powder air-flow forms dust-containing air stream by holding vessel 1 and through sedimentation, and graphite powder is through settling into holding vessel 1；
Dust-containing air stream by passing sequentially through cyclone dust collectors 2, aerial cooler 3 and bag filter 4, part dust settling into
Enter in cyclone dust collectors 2, dust-containing air stream enters aerial cooler 3, realizes temperature decrease, temperature decrease is to 100 ~ 150 DEG C；
Dust-containing air stream of the temperature through rapid drawdown enters bag filter 4, is filtered through bag filter 4, pure air is formed, by sieve
Thatch wind turbine 5 is discharged into retracting device 9；
Retracting device 9 further collects un-cleared graphite dust, is finally completed the processing and collection of graphite dust；
Device 1 is turned off the switch, opens switching device 27, starts roots blower 5, graphite powder is through scalable discharging in holding vessel 1
Pipe 11 draws off and produces airborne dust, and dust-contained airflow enters bag filter 4 by pipeline, is filtered through bag filter 4, is formed clean
Air, retracting device is discharged into by roots blower 5；
Retracting device 9 further collects un-cleared graphite dust, is finally completed the processing and collection of graphite dust.
Air with dust enters waterfall booth 91 from air inlet 910, and exhaust fan 900 drives air flow, crosses filter fan 911
Rotated under the action of the forces of the wind with screw fan 913, and evoke the water curtain in waterfall booth 91, by air wetting and by air
Dust particles settle, and filter fan 911 and screw fan 913 entrain the pellets into the bottom excessively, play the role of dual sedimentation, the sky of humidification
When reaching the position of the first back flow plate 902 and the second back flow plate 903, steam can be assembled to flow back gas together with dust, and second
Back flow plate 903 can be by current meeting waterfall booth 91, and the air after filtering is walked gas outlet 901 and discharged；When the dust collection of waterfall booth 91
To after a period of time, outlet valve 9150 is opened, the liquid in waterfall booth 91 is entered recovery room 92, in the effect of heating chamber 921
Under, it is evaporated, steam is discharged from exhaust pipe 922, and the graphite dust of recycling is collected from the processing of recovery port 920.
Obviously, above-described embodiment is only intended to clearly illustrate technical scheme example, and is not
Restriction to embodiments of the present invention.For those of ordinary skill in the field, on the basis of the above description also
It can make other variations or changes in different ways.Any modification for being made within the spirit and principles of the invention, etc.
With replacement and improvement etc., should be included within the protection of the claims in the present invention.
Claims (9)
1. a kind of graphite dust processing recovery system based on biswitch, it is characterised in that including passing sequentially through pipeline connection
Scalable suction tube, holding vessel, cyclone dust collectors, aerial cooler, bag filter, roots blower and retracting device；
The roots blower is used for the power for providing the conveying of pyrographite powder, and the pyrographite powder produces negative through roots blower
Press air conveying；
The holding vessel includes the scalable discharge duct for being arranged at bottom, and dust excluding hood, institute are equipped with outside the scalable discharge duct
State dust excluding hood and be equipped with opening, the opening is connected with the bag filter by pipeline；
The cyclone dust collectors bottom is connected with bag filter by pipeline；
Switching device one and switching device two are further included, the switching device one is arranged at the connection aerial cooler and cloth bag
On the pipeline of deduster, the switching device two is arranged at the connection scalable discharge duct and the bag filter bottom
On pipeline；
The retracting device includes return passage, waterfall booth and recovery room；The return passage is provided with exhaust fan, gas outlet, first
Back flow plate and the second back flow plate；The exhaust fan is arranged on the top of return passage；The gas outlet is arranged on the right side of exhaust fan；
First back flow plate is half arc, and the first back flow plate is arranged on the inside of return passage；Second back flow plate is half arc；
The waterfall booth is provided with air inlet, crosses filter fan, compression plate, screw fan, water inlet and water outlet；The air inlet is set
On the left of waterfall booth；The filter fan of crossing is provided with filtering flabellum, filter hole and fixed link, cross filter fan by fixed link be fixed on into
On air port；The filtering flabellum is provided with four；The compression plate is arranged on the right side of air inlet, and compression plate is half arc；It is described
Screw fan is arranged on the right side of compression plate, and screw fan is provided with spiral fan；The water inlet is arranged on the right side of waterfall booth；Institute
The bottom that water outlet is arranged on waterfall booth is stated, water outlet is provided with outlet valve；
The recovery room is provided with recovery port, heating chamber and air outlet pipe, and recovery room is arranged on the lower section of waterfall booth；The recovery port
It is arranged on the bottom right side of recovery room；The heating chamber is arranged on the top of recovery room；The air outlet pipe is arranged on recovery room
Right side top.
2. graphite dust processing recovery system according to claim 1, it is characterised in that the scalable discharge duct and storage
Pot bottom connects, and is provided with sluice valve and is used to control graphite powder discharging；
Input port and delivery outlet are provided with the top of the storage tank, the input port is connected with the scalable suction tube, described
Delivery outlet is connected with the cyclone dust collectors.
3. graphite dust processing recovery system according to claim 1, it is characterised in that the cyclone dust collectors top and sky
Gas Cooler connects, and bottom is in funnel type, and funnel type bottom is connected with bag filter by pipeline.
4. graphite dust processing recovery system according to claim 3, it is characterised in that be additionally provided with sluice valve, the cunning
Plate valve is arranged between cyclone dust collectors and bag filter, for being opened and closed the pipe of connection cyclone dust collectors and bag filter
Road.
5. graphite dust processing recovery system according to claim 1, it is characterised in that the aerial cooler model
KLH types.
6. graphite dust processing recovery system according to claim 1, it is characterised in that the bag filter is included from upper
Upper gas tank, the cylinder being fixedly connected sequentially under, the upper gas tank are connected with the upper surface of cylinder, equipped with filter in the cylinder
Bag, cylinder lower end is provided with flue-dust retainer；
The upper gas tank is equipped with opening, and the opening is connected with roots blower by pipeline；
The flue-dust retainer lower part connects dust leg, and the dust leg is additionally provided with sluice valve with flue-dust retainer lower part, and ash is unloaded for controlling.
7. graphite dust processing recovery system according to claim 6, it is characterised in that blowing device is additionally provided with, it is described
Blowing device includes gas bag and pulse valve, and the pulse valve at the top of upper gas tank with being connected.
8. the conveying of pyrographite powder, discharging and dust pelletizing system according to claim 1, it is characterised in that the switching device
One and switching device two are electronic dish valve.
9. one kind is used for the method for the graphite dust processing recovery system based on biswitch described in claim 1 ~ 8 any one,
It is characterised in that it includes following steps：
S1. switching device one is opened, turns off the switch device two, starts roots blower,
The graphitiferous powder air-flow forms dust-containing air stream by holding vessel and through sedimentation, and the graphite powder is through settling into storage
Tank；
The dust-containing air stream is by passing sequentially through cyclone dust collectors, aerial cooler and bag filter, part dust settling
Into in cyclone dust collectors, the dust-containing air stream enters aerial cooler, realizes temperature decrease, and the temperature decrease to 100 ~
150℃；
Dust-containing air stream of the temperature through rapid drawdown enters bag filter, filters through bag filter, is discharged by roots blower
Into retracting device；
The retracting device further collects un-cleared graphite dust, is finally completed processing and the receipts of graphite dust
Collection；
S2. device one is turned off the switch, opens switching device two, starts roots blower, graphite powder is through scalable in the holding vessel
Discharge duct draws off and produces airborne dust, and dust-contained airflow enters bag filter by pipeline, is filtered through bag filter, by Roots's wind
Machine is discharged into retracting device；
The retracting device further collects un-cleared graphite dust, is finally completed processing and the receipts of graphite dust
Collection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406383.2A CN107998802A (en) | 2017-12-22 | 2017-12-22 | A kind of graphite dust processing recovery system and method based on biswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711406383.2A CN107998802A (en) | 2017-12-22 | 2017-12-22 | A kind of graphite dust processing recovery system and method based on biswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107998802A true CN107998802A (en) | 2018-05-08 |
Family
ID=62060635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711406383.2A Withdrawn CN107998802A (en) | 2017-12-22 | 2017-12-22 | A kind of graphite dust processing recovery system and method based on biswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107998802A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126529A (en) * | 2015-10-08 | 2015-12-09 | 泰安中意重型工业设备有限公司 | Method and device for inorganized emission flying dust pollution government |
| CN205903754U (en) * | 2016-08-23 | 2017-01-25 | 江西斯诺新能源有限公司 | A dust removal recovery plant for graphite dust |
-
2017
- 2017-12-22 CN CN201711406383.2A patent/CN107998802A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126529A (en) * | 2015-10-08 | 2015-12-09 | 泰安中意重型工业设备有限公司 | Method and device for inorganized emission flying dust pollution government |
| CN205903754U (en) * | 2016-08-23 | 2017-01-25 | 江西斯诺新能源有限公司 | A dust removal recovery plant for graphite dust |
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Application publication date: 20180508 |
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