CN108580292A - A kind of selection by winnowing screening plant for the power battery that gives up - Google Patents
A kind of selection by winnowing screening plant for the power battery that gives up Download PDFInfo
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- CN108580292A CN108580292A CN201711401728.5A CN201711401728A CN108580292A CN 108580292 A CN108580292 A CN 108580292A CN 201711401728 A CN201711401728 A CN 201711401728A CN 108580292 A CN108580292 A CN 108580292A
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- China
- Prior art keywords
- screen
- power battery
- layering screen
- sieve
- selection
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/30—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro within their own plane in or approximately in or transverse to the direction of conveyance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
- B07B4/04—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall in cascades
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2220/00—Type of materials being separated
- B07B2220/04—Batteries
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
The invention discloses a kind of selection by winnowing screening plants for the power battery that gives up, including rack, pneumatic separation device and layering screen, the layering screen includes light material layering screen, heavy material layering screen and transmission device, the rack is the frame structure of angle bar welding, divide upper, middle and lower-ranking, pneumatic separation device is installed on upper layer, and layering screen is installed in middle level.The pneumatic separation device includes feed hopper, axial flow blower, air separating bin.When work, broken useless power battery material is into material bin, the wind-force of axial flow blower tilt upward blow useless power battery material parabolically shape fallen into out of air separating bin lower section light material layering screen and heavy material layering screen, carbon dust in useless power battery material is fallen by light material layering screen and heavy material layering screen sieve mesh in the discharge port of lower section, lighter sheet aluminium foil is the residue on sieve of light material layering screen, heavier sheet copper foil is attached most importance to the residue on sieve of material layering sieve, realizes the categorised collection for the power battery material of giving up.
Description
Technical field
The invention belongs to power battery recycling equipment fields of giving up, specifically, it is related to one kind for the power electric that gives up
The selection by winnowing screening plant in pond.
Background technology
Since 21st century, new-energy automobile have become countries in the world realize energy-saving and emission-reduction prior development direction it
One.In recent years, new-energy automobile industry in China's was rapidly developed under government policy support.To the year two thousand twenty, China's new energy
Automobile annual output is up to 2,000,000, and cumulative production is more than 5,000,000.With the quick increase of new-energy automobile usage amount, move
Power battery learies are by cumulative year after year.To the year two thousand twenty, China's power battery adds up learies and is up to 12~170,000 t.Useless power
If battery is mishandling, contained by organic matter and noble metal can to environment structure potential threat, and on the other hand give up power
Cobalt, lithium, copper, aluminium and plastics in battery are precious resources, have high recovery value.Therefore, the power battery that gives up is studied
Innoxious recycling it is extremely urgent.The useless mechanical selection by winnowing removal process of power battery is broadly divided into pretreatment stage and selection by winnowing two
Stage, pretreatment stage are mechanically to be crushed to useless power battery using crusher, then carry out ultrasonic cleaning；Selection by winnowing rank
Section is the copper foil and aluminium foil of the different quality and form factor that go out for pretreatment stage crushing washing, utilizes the copper of different quality
Foil and aluminium foil have different air dynamic behaviours, and copper foil is different with aluminium foil drift distance under the action of the wind and realization divides
Class.The copper foil and aluminium foil product that pretreatment stage is broken off are mixed in together, fail the classification recycling for realizing copper foil and aluminium foil.Mesh
The separation rate of preceding waste and old power battery separation screening plant realization heavier feeds existing in the market and light material is less than 30%.
Invention content
The copper foil and aluminium foil product broken off for pretreatment stage in the mechanical selection by winnowing removal process of useless power battery is mixed
It is miscellaneous together, fail to realize that the problem of effective classification of copper foil and aluminium foil is recycled, the present invention are devised one kind and shaken based on selection by winnowing
The useless power battery selection by winnowing of dynamic method for sieving recycles after-treatment device, broken clear to change power battery recycling pretreatment stage of giving up
The copper foil and aluminium foil of wash-off fail to realize the present situation effectively classified.
The technical solution adopted in the present invention is as follows：A kind of selection by winnowing screening plant for the power battery that gives up, including rack
1, pneumatic separation device 2 and layering screen 3, the layering screen 3 include light material layering screen 31, heavy material layering screen 32 and transmission device,
The rack 1 is the frame of angle bar welding, divides upper, middle and lower-ranking, upper layer to install pneumatic separation device 2, light material layering is installed in middle level
Transmission device is installed by sieve 31 and heavy material layering screen 32, lower layer.
The pneumatic separation device 2 includes feed hopper 20, axial flow blower 21, air separating bin 25 and fan supporter 26, and air separating bin 25 is
The babinet of cuboid, above and below be unlimited opening, the removable baffle plate 24 that can be twitched, wind are equipped at upper opening
25 length direction one end of storehouse is selected to connect fan supporter 26, axial flow blower 21 tilts the downside for being connected to fan supporter 26, air separating bin
25 connect the lower mouth of feed hopper 20 in the top of one end of connection fan supporter 26.
The light material layering screen 31 and heavy material layering screen 32 are conjoined structure, and heavy material layering screen 32 is located at charging
It struggles against the lower sections of 20 sides.31 downside of layering screen is set there are four pulley 311, and four pulleys 311 are split to be moved in layering screen 31
The left and right sides in direction, two pulleys 311 per side slide on the track in 1 middle level of rack.
The transmission device includes decelerating motor 37 and transmission mechanism, and the power of decelerating motor 37 is pushed by transmission mechanism
32 horizontal reciprocating movement of light material layering screen 31 and heavy material layering screen.
When work, start axial flow blower 21, broken useless power battery material is into material bin 11, the wind of axial flow blower 21
Power tilt upward blow useless power battery material parabolically shape fallen into out of air separating bin 25 lower section 31 He of light material layering screen
Heavy material layering screen 32, the cobalt acid lithium powder on positive pole aluminium foil collector, the carbon dust on negative copper foil collector pass through light material
Layering screen 31 and 32 sieve mesh of heavy material layering screen are fallen into the discharge port of lower section, and lighter sheet aluminium foil is layered for light material
Sieve 31 residue on sieve, heavier sheet copper foil attach most importance to material layering sieve 32 residue on sieve.
The technical solution further limited is as follows：
One end of the removable baffle plate 24 is inserted at 20 lower opening of feed hopper, twitch removable baffle plate 24 be adjusted into
The width of 20 lower opening of hopper.A square plate is protruded in the other end centre position of removable baffle plate 24, in square plate
Between set there are one circular hole, draw ring 241 is equipped in circular hole.
Centre position is equipped with exhaust vent on the upside of one end end plate far from feed hopper 20 on the air separating bin 25, on exhaust vent
Air outlet 23 is connected, the air outlet 23 includes filter screen 231 and outlet air bend pipe 232, one end of the outlet air bend pipe 232 and institute
It states exhaust vent periphery to be welded to connect, the other end of the outlet air bend pipe 232 is directed toward the interior side-lower of the end plate, and end connects herein
Take over control the strainer 231 of only material blowout air separating bin 25.
The centre position of 25 lower opening of the air separating bin is equipped with herringbone plate washer 22, and the herringbone plate washer 22 is by selection by winnowing
25 lower opening of storehouse is divided into open front and after-opening, and open front is located at and closes on 20 side of feed hopper.
The light material layering screen 31 is the dustpan shape with coaming plate and rear wall plate, and rear wall plate and heavy material layering screen 32 connect
It connects, it is upper and lower two layers that light material layering screen 31, which divides, and upper layer is light material screen net 311, and lower layer is light material discharge port 312, light material screen net
311 are equipped with several equally distributed big mesh 3111, and light material screen net 311 is tilted to the downside of discharging direction.The weight
Material layering screen 32 is the dustpan shape with back plate, and it is upper and lower two layers that heavy material layering screen 32, which divides, and upper layer is attached most importance to material screen net 321, under
Layer is heavy burder discharge port 322, and heavy burder sieve 321 is equipped with several equally distributed small mesh 3211, and heavy burder sieve 321 is to going out
Expect that the downside in direction tilts, the centre position of the back plate of heavy material layering screen 32 is equipped with the support plate for connecting transmission mechanism
323。
The transmission mechanism includes electrical machine belt pulley 33, transmission belt 34, transmission shaft pulley 35, two bearing blocks 36, transmission shafts
38 and connecting rod 39.The electrical machine belt pulley 33 is mounted on the output shaft of decelerating motor 37.The transmission shaft 38 includes right axle shaft
381, one end of left half axle 382 and crank-pin 383, right axle shaft 381 is equipped with keyway 3811, installs flat key in keyway 3811, passes through
Flat key passing power, and the transmission shaft pulley 35 of end installation herein, transmission shaft pulley 35 are connected by transmission belt 34 and electrical machine belt pulley 33
It connects, the other end side of right axle shaft 381 is connected by screw one end of crank-pin 383, and the other end of crank-pin 383 passes through screw
It is connected to the one end side of left half axle 382.The right axle shaft 381 and left half axle 382 are respectively inserted in the bearing of a bearing block 36
In endoporus, and it is fixedly connected in rack 1 by bearing block 36.The connecting rod 39 includes push rod 391 and sleeve 392, sleeve 392
It is sleeved on crank-pin 383, the centre of sleeve 392 is welded to connect one end of push rod 391, and the other end of push rod 391 is curved equipped with 90 °
Handle passes through curved handle and the 32 active connection of heavy material layering screen.
21 model SF4-2 of the axial flow blower, the rated power of institute's gas-distributing motor are 1.5kw, rated voltage 220V, specified
Rotating speed 2900rpm, and motor is variable-frequency motor.The nominal air delivery of axial flow blower 21 is 11000m3/ h, specified wind pressure are 320Pa.
37 rated power of the decelerating motor is 1.5Kw, matches variable-frequency motor.
The open front is smaller than after-opening, and the area and after-opening area ratio of open front are 2:3.
The method have the benefit that：
(1) pneumatic separation device selection by winnowing is passed through to broken useless power battery material, then passes through light material layering screen and weight
Expect the screening of layering screen, realizes categorised collection.
(2) copper foil and aluminium foil separation rate for the regular shape that pneumatic separation vibrating screen of the present invention point screens out respectively can reach
90% or more, separation rate is substantially increased, when having saved processing subsequently to carry out reprocessing to the copper foil of categorised collection and aluminium foil
Between, human cost and material resources cost have been saved, has been had great importance to developing China's New Energy Industry and reducing environmental pollution.
Description of the drawings
Fig. 1 the structural representation of present invention.
The internal structure schematic diagram of Fig. 2 present invention (after taking out hopper and removable baffle plate).
The removable baffle plate structural schematic diagram of Fig. 3 present invention.
The discharge pipe structural schematic diagram of Fig. 4 present invention.
The feed hopper of Fig. 5 present invention and air separating bin structural schematic diagram.
The layering screen structural schematic diagram of Fig. 6 present invention.
Fig. 7 is the A direction views of Fig. 6 of the present invention.
The transmission shaft and connecting rod assembling schematic diagram of Fig. 8 present invention.
The pusher structure schematic diagram of Fig. 9 present invention.
In figure：Rack 1, track 11, pneumatic separation device 2, feed hopper 20, axial flow blower 21, chev(e)ron baffle 22, air outlet
23, filter screen 231, outlet air bend pipe 232, removable baffle plate 24, draw ring 241, air separating bin 25, fan supporter 26, layering screen 3, light
Material layering sieve 31, light material screen net 311, big mesh 3111, light material discharge port 312, pulley 313, heavy material layering screen 32, heavy burder
Sieve 321, small mesh 3211, heavy burder discharge port 322, support plate 323, electrical machine belt pulley 33, transmission belt 34, transmission shaft pulley 35,
Bearing block 36, transmission shaft 38, right axle shaft 381, keyway 3811, left half axle 382, crank-pin 383, connecting rod 39, pushes away decelerating motor 37
Bar 391, sleeve 392.
Specific implementation mode
Below in conjunction with the accompanying drawings, by embodiment, the invention will be further described.
Embodiment
Referring to Fig. 1 and Fig. 2, a kind of for the selection by winnowing screening plant of power battery of giving up, including rack 1, pneumatic separation device 2 and point
Layer sieve 3, the layering screen 3 includes light material layering screen 31, heavy material layering screen 32 and transmission device, and the rack 1 is angle bar
The frame of welding divides upper, middle and lower-ranking, upper layer to install pneumatic separation device 2, and light material layering screen 31 and heavy material point are installed in middle level
Layer sieve 32, transmission device is installed by lower layer.
1 middle level of rack is equipped with two tracks 11, and 31 downside of layering screen is set there are four pulley 311, and four pulleys 311 divide
It sets in the left and right sides of 31 direction of motion of layering screen, two pulleys 311 per side slide on the rail 11.
The transmission device include electrical machine belt pulley 33, transmission belt 34, transmission shaft pulley 35, bearing block 36, decelerating motor 37,
Transmission shaft 38 and connecting rod 39.Electrical machine belt pulley 33 is installed, one end installation of transmission shaft 38 passes on the output shaft of the decelerating motor 37
Moving axis belt wheel 35, transmission shaft pulley 35 are connect by transmission belt 34 with electrical machine belt pulley 33, and the intermediate of transmission shaft 38 connects connecting rod 39
One end, the other end of connecting rod 39 connect with layering screen 3.
37 rated power of the decelerating motor is 1.5Kw, specification GLF18, matches variable-frequency motor, it is 15 that terminal, which exports rotating speed,
~60rpm.
Referring to Fig. 2 and Fig. 5, the pneumatic separation device 2 includes feed hopper 20, axial flow blower 21, air separating bin 25 and fan supporter
26, air separating bin 25 is the babinet of cuboid, above and below be unlimited opening, be equipped at upper opening can twitch can
Moving stop 24,25 length direction one end of air separating bin connect fan supporter 26, and the inclination of axial flow blower 21 is connected to fan supporter 26
Downside, air separating bin 25 connection fan supporter 26 one end top connect feed hopper 20 lower mouth.Under the air separating bin 25
The centre position of side opening is equipped with herringbone plate washer 22, and 25 lower opening of air separating bin is divided into open front by the herringbone plate washer 22
And after-opening, and open front be located at close on 20 side of feed hopper.The open front is smaller than after-opening, and the area of open front is opened with after
The ratio between open area is 2:3.
Referring to Fig. 1 and Fig. 3, one end of the removable baffle plate 24 is inserted at 20 lower opening of feed hopper, is twitched removable
The width of 20 lower opening of feed hopper is adjusted in baffle 24.Protrude a square in the other end centre position of removable baffle plate 24
Plate is set among square plate there are one circular hole, and draw ring 241 is equipped in circular hole.
Referring to Fig. 2 and Fig. 4, centre position is equipped with out on the upside of one end end plate far from feed hopper 20 on the air separating bin 25
Air holes, air outlet 23 is connected on exhaust vent, and the air outlet 23 includes filter screen 231 and outlet air bend pipe 232, the outlet air bend pipe
232 one end is welded to connect with the exhaust vent periphery, and the other end of the outlet air bend pipe 232 is directed toward under the inside of the end plate
Side, and end connection herein prevents the strainer 231 of material blowout air separating bin 25.
Referring to Fig. 6 and Fig. 7, the light material layering screen 31 is the dustpan shape with coaming plate and rear wall plate, rear wall plate and again
32 connection of material layering sieve, it is upper and lower two layers that light material layering screen 31, which divides, and upper layer is light material screen net 311, and lower layer is that light material discharges
Mouthfuls 312, light material screen net 311 is equipped with several equally distributed big mesh 3111, and light material screen net 311 is to the downside of discharging direction
It tilts.The centre distance of the slot that big mesh 3111 is 30mm × 25mm, adjacent two big mesh 3111 is 38mm.
The heavy material layering screen 32 is the dustpan shape with back plate, and it is upper and lower two layers that heavy material layering screen 32, which divides, upper layer
Attach most importance to material screen net 321, lower layer is heavy burder discharge port 322, and heavy burder sieve 321 is equipped with several equally distributed small mesh
3211, small mesh 3211 is the slot of 16mm × 12mm, and the centre distance of adjacent two small mesh 3211 is 30mm.Heavy burder sieves
Net 321 is tilted to the downside of discharging direction, and the centre position of the back plate of heavy material layering screen 32 is equipped with for connecting transmission mechanism
Support plate 323.
Referring to Fig. 8 and Fig. 9, the transmission shaft 38 includes right axle shaft 381, left half axle 382 and crank-pin 383, right axle shaft 381
One end be equipped with keyway 3811, flat key is installed, by flat key passing power, and the transmission shaft pulley of end installation herein in keyway 3811
35, transmission shaft pulley 35 is connect by transmission belt 34 with electrical machine belt pulley 33, and the other end side of right axle shaft 381 is connected by screw
One end of crank-pin 383, the other end of crank-pin 383 are connected by screw the one end side in left half axle 382.The right axle shaft
381 and left half axle 382 be respectively inserted in the brearing bore of a bearing block 36, and rack 1 is fixedly connected on by bearing block 36
On.The connecting rod 39 includes push rod 391 and sleeve 392, and sleeve 392 is sleeved on crank-pin 383, the intermediate welding of sleeve 392
One end of push rod 391 is connected, the other end of push rod 391 is equipped with 90 ° of curved handles, passes through the support in curved handle and heavy material layering screen 32
323 active connection of plate.
When work, start axial flow blower 21, broken useless power battery material is into material bin 11, the wind of axial flow blower 21
Power tilt upward blow useless power battery material parabolically shape fallen into out of air separating bin 25 lower section 31 He of light material layering screen
Heavy material layering screen 32, the cobalt acid lithium powder on positive pole aluminium foil collector, the carbon dust on negative copper foil collector pass through light material
Layering screen 31 and 32 sieve mesh of heavy material layering screen are fallen into the discharge port of lower section, and lighter sheet aluminium foil is layered for light material
Sieve 31 residue on sieve, heavier sheet copper foil attach most importance to material layering sieve 32 residue on sieve.
The above content is not to be made any form of restriction to structure, the shape of the present invention.Every skill according to the present invention
Art essence still falls within technical solution of the present invention to any simple modification, equivalent change and modification made by above example
In range.
Claims (10)
1. a kind of selection by winnowing screening plant for the power battery that gives up, it is characterised in that：Including rack (1), pneumatic separation device (2) and divide
Layer sieve (3), the layering screen (3) includes light material layering screen (31), heavy material layering screen (32) and transmission device, the rack
(1) be angle bar welding frame, divide upper, middle and lower-ranking, pneumatic separation device (2) is installed on upper layer, and light material layering screen is installed in middle level
(31) and transmission device is installed by heavy material layering screen (32), lower layer；
The pneumatic separation device (2) includes feed hopper (20), axial flow blower (21), air separating bin (25) and fan supporter (26), selection by winnowing
Storehouse (25) is the babinet of cuboid, above and below be unlimited opening, be equipped at upper opening can twitch it is removable
Baffle (24), air separating bin (25) length direction one end connect fan supporter (26), and axial flow blower (21) inclination is connected to wind turbine branch
The downside of frame (26), lower mouth of the air separating bin (25) in the top connection feed hopper (20) of one end of connection fan supporter (26)；
The light material layering screen (31) and heavy material layering screen (32) are conjoined structure, and heavy material layering screen (32) be located at into
The lower section of hopper (20) side, layering screen (31) downside are set there are four pulley (311), and four pulleys (311), which split, is dividing
The left and right sides of layer sieve (31) direction of motion, two pulleys (311) per side are slided on the track in rack (1) middle level；
The transmission device includes decelerating motor (37) and transmission mechanism, and the power of decelerating motor (37) is pushed by transmission mechanism
Light material layering screen (31) and heavy material layering screen (32) horizontal reciprocating movement；
When work, start axial flow blower (21), broken useless power battery material into material bin (11), axial flow blower (21)
Wind-force, which tilts upward, to be blown useless power battery material parabolically shape falls into the light material layering screen of lower section out of air separating bin (25)
(31) and heavy material layering screen (32), the cobalt acid lithium powder on positive pole aluminium foil collector, the carbon dust warp on negative copper foil collector
The material layering that kicks the beam sieve (31) and heavy material layering screen (32) sieve mesh is fallen into the discharge port of lower section, lighter sheet aluminium foil
For the residue on sieve of light material layering screen (31), heavier sheet copper foil is attached most importance to the residue on sieve of material layering sieve (32).
2. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：It is described removable
One end of dynamic baffle (24) is inserted at feed hopper (20) lower opening, is twitched removable baffle plate (24) and is adjusted under feed hopper (20)
The width being just open；A square plate is protruded in the other end centre position of removable baffle plate (24), is equipped among square plate
One circular hole is equipped with draw ring (241) in circular hole.
3. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：The selection by winnowing
Centre position is equipped with exhaust vent on the upside of one end end plate far from feed hopper (20) on storehouse (25), and air outlet is connected on exhaust vent
(23), the air outlet (23) includes filter screen (231) and outlet air bend pipe (232), one end of the outlet air bend pipe (232) and institute
It states exhaust vent periphery to be welded to connect, the other end of the outlet air bend pipe (232) is directed toward the interior side-lower of the end plate, and holds herein
Connection prevents the strainer (231) of material blowout air separating bin (25).
4. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：The selection by winnowing
The centre position of storehouse (25) lower opening is equipped with herringbone plate washer (22), and the herringbone plate washer (22) will be on the downside of air separating bin (25)
Opening is divided into open front and after-opening, and open front is located at and closes on feed hopper (20) side.
5. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：The light object
Expect that layering screen (31) is the dustpan shape with coaming plate and rear wall plate, rear wall plate and heavy material layering screen (32) connection, light material point
Layer sieve (31) is divided into upper and lower two layers, and upper layer is light material screen net (311), and lower layer is light material discharge port (312), light material screen net (311)
Several equally distributed big mesh (3111) are equipped with, light material screen net (311) tilts to the downside of discharging direction.
6. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：The weight
Expect that layering screen (32) is the dustpan shape with back plate, heavy material layering screen (32) is divided into upper and lower two layers, and upper layer is attached most importance to material screen net
(321), lower layer is heavy burder discharge port (322), and heavy burder sieve (321) is equipped with several equally distributed small mesh (3211),
Heavy burder sieve (321) is tilted to the downside of discharging direction, and the centre position of the back plate of heavy material layering screen (32) is equipped with for connecting
Connect the support plate (323) of transmission mechanism.
7. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：The transmission
Mechanism includes electrical machine belt pulley (33), transmission belt (34), transmission shaft pulley (35), two bearing blocks (36), transmission shaft (38) and connects
Bar (39)；The electrical machine belt pulley (33) is mounted on the output shaft of decelerating motor (37)；The transmission shaft (38) includes right axle shaft
(381), one end of left half axle (382) and crank-pin (383), right axle shaft (381) is equipped with keyway (3811), pacifies in keyway (3811)
Flat key is filled, by flat key passing power, and end installation transmission shaft pulley (35) herein, transmission shaft pulley (35) pass through transmission belt
(34) it being connect with electrical machine belt pulley (33), the other end side of right axle shaft (381) is connected by screw one end of crank-pin (383),
The other end of crank-pin (383) is connected by screw the one end side in left half axle (382)；The right axle shaft (381) and left half
Axis (382) is respectively inserted in the brearing bore of a bearing block (36), and is fixedly connected on rack (1) by bearing block (36)
On；The connecting rod (39) includes push rod (391) and sleeve (392), and sleeve (392) is sleeved on crank-pin (383), sleeve
(392) centre is welded to connect one end of push rod (391), and the other end of push rod (391) is equipped with 90 ° of curved handles, by curved handle and again
Material layering sieves (32) active connection.
8. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：The axis stream
Wind turbine (21) model SF4-2, the rated power of institute's gas-distributing motor are 1.5kw, rated voltage 220V, rated speed 2900rpm, and
Motor is variable-frequency motor；The nominal air delivery of axial flow blower (21) is 11000m3/ h, specified wind pressure are 320Pa.
9. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 1, it is characterised in that：The deceleration
Motor (37) rated power is 1.5Kw, matches variable-frequency motor.
10. a kind of selection by winnowing screening plant for the power battery that gives up according to claim 4, it is characterised in that：Before described
Aperture efficiency after-opening is small, and the area and after-opening area ratio of open front are 2:3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711401728.5A CN108580292B (en) | 2017-12-22 | 2017-12-22 | A selection by winnowing screening plant for useless power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711401728.5A CN108580292B (en) | 2017-12-22 | 2017-12-22 | A selection by winnowing screening plant for useless power battery |
Publications (2)
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| CN115178464A (en) * | 2022-05-30 | 2022-10-14 | 中南大学 | Sorting device and sorting process for waste power batteries |
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