CN208800245U - A kind of waste lithium cell freezing crushing and the complexes of metal sorting - Google Patents
A kind of waste lithium cell freezing crushing and the complexes of metal sorting Download PDFInfo
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- CN208800245U CN208800245U CN201821336874.4U CN201821336874U CN208800245U CN 208800245 U CN208800245 U CN 208800245U CN 201821336874 U CN201821336874 U CN 201821336874U CN 208800245 U CN208800245 U CN 208800245U
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- lithium cell
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- 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
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Abstract
The utility model discloses the complexes that a kind of waste lithium cell freezing crushing and metal sort, which includes the first automatic feeding set gradually, liquid nitrogen flash freezer device, the first crushing device, the second automatic feeding, the second crushing device, cyclone separator and screening plant.The utility model can be realized freezing crushing and metal the sorting recycling to waste lithium cell, avoid its pollution to environment, simultaneously to resource recycling, avoid the waste of resource, and can be avoided in broken worn-out lithium battery lithium battery short circuit after it is highly exothermic, lead to the hidden danger of burning, at the same can guarantee efficiently, batch broken and metal sorting process is carried out to waste lithium cell.
Description
Technical field
The utility model relates to lithium battery recovery technology fields, more particularly to a kind of waste lithium cell freezing crushing and gold
Belong to the complexes of sorting.
Background technique
With the mass production and use of electronic product, the lithium battery quantity scrapped is larger, and waste lithium cell in addition to
Outside containing non-ferrous metal, there are also certain non-metallic compositions, there is higher recyclings to be worth, therefore, because resource anxiety with control
The needs of environment are managed, countries in the world all give the recycling of useless lithium battery the attention of height.In waste and old retired lithium battery
During recovery processing, it is necessary to pass through break process, and due to lithium battery interior residual voltage, it is easily sent out in shattering process
Raw short circuit, burning phenomenon on fire, cause biggish security risk to production.In order to reduce this hidden danger, generally by
Electric discharge process discharges waste and old retired lithium battery, reaches and carries out break process after certain voltage again, and conventional discharge side
Method is to carry out immersion electric discharge by the way that old and useless battery to be sent into brine pit, and old and useless battery impregnates electric discharge in brine pit mostly
In the process, because the broken old and useless battery of part often generates a large amount of pernicious gas to sky during impregnating electric discharge
Serious pollution is caused in compression ring border, while can also generate a large amount of heavy metal substance and cause serious pollution to water resource, this
Method is not still avoided that the generation of installation problems, can not avoid causing environment serious pollution, and at the same time can not
Meet the requirement of industrial mass processing.
Utility model content
It is sorted the technical problem to be solved by the utility model is to provide a kind of waste lithium cell freezing crushing and metal
Complexes can be realized freezing crushing and metal the sorting recycling to waste lithium cell, avoid its pollution to environment, simultaneously
To resource recycling, avoid the waste of resource, and can be avoided in broken worn-out lithium battery it is highly exothermic after lithium battery short circuit,
Lead to the hidden danger of burning, at the same can guarantee efficiently, batch broken and metal sorting process is carried out to waste lithium cell.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution:
A kind of waste lithium cell freezing crushing and the complexes of metal sorting, including the first self-feeding set gradually
Device, liquid nitrogen flash freezer device, the first crushing device, the second automatic feeding, the second crushing device, cyclone separator and
Screening plant, the feeding side of first automatic feeding are arranged in the top of the feed inlet of liquid nitrogen flash freezer device, and described
Storage bin is provided on the feed inlet of one crushing device, the discharge port of the liquid nitrogen flash freezer device is connected with storage bin, described
Gas outlet is provided on discharge port one end of liquid nitrogen flash freezer device, the gas outlet is connected by nitrogen recycling pipeline with storage bin
Logical, the discharge port of first crushing device is connected by the second automatic feeding with the feed inlet of the second crushing device,
Suction opening is offered on second automatic feeding, the suction opening is connected with exhaust fan one, second crushing device
Discharge port be connected by material conveying pipe with the feed inlet of cyclone separator, the screening plant include rotary screen and
Vibrating screen, the discharge gate of the cyclone separator are connected with the feed inlet of rotary screen, the exhaust of the cyclone separator
Mouth is communicated with Material collecting box for harvesting by collection conduit, and the discharge port of the Material collecting box for harvesting is connected with the feed inlet of vibrating screen, described to gather materials
Case is connected with exhaust fan two.It is arranged by being provided with the first automatic feeding, and by the feeding side of the first automatic feeding
In the top of the feed inlet of liquid nitrogen flash freezer device, it is convenient for pretreated waste lithium cell being promoted to the first self-feeding in this way
On device, and waste lithium cell is uniformly delivered in liquid nitrogen flash freezer device by the first automatic feeding and carries out quick-frozen place
Reason；By being provided with liquid nitrogen flash freezer device, in this way convenient for waste lithium cell is carried out fast frozen, waste lithium cell is refrigerated to
At a temperature of certain, the electrolyte in waste lithium cell is made to be refrigerated to solid-state, plays the work of physical isolation inside battery positive and negative anodes
With, when broken, the electrochemical reaction of the positive charge lithium ion on stopping cathode, after preventing waste lithium cell short circuit
It is highly exothermic, lead to the hidden danger of burning；By being provided with storage bin on the feed inlet of the first crushing device, and liquid nitrogen flash freezer fills
The discharge port set is connected with storage bin, be directly discharged into storage bin convenient for the waste lithium cell after chilled in this way carry out it is short
Temporary storage, because discharge port and storage bin are closed communication, the waste lithium cell after avoiding freezing and external contact and solve
The case where jelly, while convenient for carrying out continuous break process by the first crushing device, and carried out by the first crushing device
Quick coarse crushing is carried out to the waste lithium cell after freezing；By being provided with the second automatic feeding, and second is automatic
Feed device is connected to the discharge port of the first crushing device and the feed inlet of the second crushing device, is convenient in this way waste and old after freezing
Lithium battery is delivered to the second crushing device again after the first crushing device coarse crushing and carries out fine crushing；It is broken by being provided with second
Device can carry out again secondary fine crushing to the waste lithium cell after coarse crushing in this way, to make the waste lithium cell after freezing
It can thoroughly be crushed, in order to carry out subsequent sorting process；By being arranged on discharge port one end of liquid nitrogen flash freezer device
There is gas outlet, and gas outlet is connected by nitrogen recycling pipeline with storage bin, while being opened up on the second automatic feeding
There is suction opening, and suction opening is connected with exhaust fan one, it in this way can be under the action of exhaust fan one, so that in the first crushing device
In the state of negative pressure, the nitrogen so as to which gas outlet on liquid nitrogen flash freezer device to be discharged introduces storage by nitrogen recycling pipeline
In feed bin, it is re-introduced into the first crushing device, so as to which the nitrogen being discharged in liquid nitrogen flash freezer device is recycled,
Protection to nitrogen is carried out in the first crushing device, the waste lithium cell after guaranteeing freezing will not be produced when broken because it tears up
Raw a large amount of heat and the hidden danger that there is burning, thus there is a situation where high temperature is on fire when avoiding broken worn-out lithium battery, simultaneously
Under the action of exhaust fan one, the dust that is generated when can be crushed the first crushing device to the waste lithium cell after freezing
And exhaust gas is discharged and is recycled；By being provided with cyclone separator, in this way convenient for the useless old lithium after fine crushing
Pond carries out initial gross separation processing, separates diaphragm and broken material in broken waste lithium cell；By being provided with sieve
Separating device, and screening plant includes rotary screen and vibrating screen, the wherein feed inlet of the discharge gate of cyclone separator and rotary screen
Be connected, and Material collecting box for harvesting be communicated with by collection conduit on the exhaust outlet of cyclone separator, and the discharge port of Material collecting box for harvesting with
The feed inlet of vibrating screen is connected, and is convenient for the broken material that cyclone separator is isolated being drained into rolling by discharge gate in this way
In shaft screen, while broken material is sorted by rotary screen, by broken material battery powder and metallic particles sub-elect
Come, and recycled, while diaphragm and dust that cyclone separator is isolated are discharged by exhaust outlet, and pass through collecting pipe
Road is collected to Material collecting box for harvesting, while being sorted diaphragm and dust by vibrating screen, and recycled；By the way that second is crushed
The discharge port spent material conveyance conduit of device is connected with the feed inlet of cyclone separator, and pumping is connected on Material collecting box for harvesting
Blower two, in this way can be under the action of exhaust fan two, the method transmitted by strength, after making the second crushing device fine crushing
Waste lithium cell is transmitted in cyclone separator, while waste lithium cell electrolyte therein when being crushed can gasify,
The electrolyte of gasification can be guided to discharge under the action of exhaust fan two, and electrolyte is returned by condensing mode
Receipts processing, to realize efficient, batch to waste lithium cell progress freezing crushing and metal sorting process.
Preferably, first automatic feeding is belt conveyor, in this way convenient for waste lithium cell is uniform
It is delivered in liquid nitrogen flash freezer device, in order to carry out thorough freezing processing to waste lithium cell.
Preferably, second automatic feeding is sealed belt conveyer, it is convenient for be crushed through first in this way
Waste lithium cell after device coarse crushing is delivered to the second crushing device and carries out fine crushing, while keeping close during conveying
It closes, avoids the dust generated in the first crushing device shattering process and exhaust gas from being all discharged into air, production environment is made
At serious influence.
Preferably, the liquid nitrogen flash freezer device be tunnel type liquid nitrogen flash freezer machine, the tunnel type liquid nitrogen flash freezer machine it is cold
Freezing effective segment length is 20-30 meters, in this way convenient for adequately being freezed to waste lithium cell, while can also guarantee waste and old lithium
Battery is refrigerated to required temperature, in order to carry out coarse crushing processing after freezing, avoids waste lithium cell freezing insufficient,
Electrochemical reaction occurs when broken, to make waste lithium cell because highly exothermic after short circuit, there are the hidden danger of burning.
Preferably, first crushing device is cyclopentane gas detector, it is crushed power height, convenient for waste and old after freezing
Lithium battery carries out coarse crushing.
Preferably, second crushing device be single-shaft shredder, be crushed uniformly, be crushed power it is lower, convenient for pair
Waste lithium cell after carrying out coarse crushing carries out secondary fine crushing.
Preferably, the cyclone separator is cyclone separator, in this way convenient for the waste and old lithium after fine crushing
Battery carries out preliminary screening separation by way of gravity separation, consequently facilitating subsequent each material in waste lithium cell carries out
Adequately sorting.
Compared with prior art, the complexes that a kind of waste lithium cell freezing crushing of the utility model and metal sort
The utility model has the advantages that by be disposed with the first automatic feeding set gradually, liquid nitrogen flash freezer device, the first crushing device,
Second automatic feeding, the second crushing device, cyclone separator and screening plant, can be by the electrolyte of inside battery
By liquid cryogenic to solid-state, the effect of physical isolation inside battery positive and negative anodes is opened, when being crushed, is stopped on cathode just
The electrochemical reaction of charge lithium ion, thus play prevent lithium battery short circuit after it is highly exothermic, lead to situation on fire of burning, also
Broken waste lithium cell can be sorted, avoid its pollution to environment, while to resource recycling, avoid resource
Waste, thus guarantee efficiently, batch broken and metal sorting process is carried out to waste lithium cell.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation of the complexes of a kind of waste lithium cell freezing crushing of the utility model and metal sorting
Figure.
Wherein, appended drawing reference: 1 is the first automatic feeding, and 2 be liquid nitrogen flash freezer device, and 3 be the first crushing device, and 4 are
Second automatic feeding, 5 be the second crushing device, and 6 be cyclone separator, and 7 be screening plant, and 8 be storage bin, and 9 is out
Port, 10 be nitrogen recycling pipeline, and 11 be suction opening, and 12 be exhaust fan one, and 13 be material conveying pipe, and 14 be rotary screen, 15
It is collection conduit for vibrating screen, 16,17 be Material collecting box for harvesting, and 18 be exhaust fan two.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification unless specifically stated can be equivalent or with similar purpose by other
Alternative features are replaced.That is, unless specifically stated, each feature is an example in a series of equivalent or similar characteristics
?.
As shown in Figure 1, a kind of waste lithium cell freezing crushing of the utility model and the complexes of metal sorting, including according to
The first automatic feeding 1, liquid nitrogen flash freezer device 2, the first crushing device 3, the second automatic feeding 4, second of secondary setting
The feeding side of crushing device 5, cyclone separator 6 and screening plant 7, first automatic feeding 1 is arranged in liquid nitrogen
The top of the feed inlet of quick-freezing plant 2 is provided with storage bin 8, the liquid nitrogen flash freezer on the feed inlet of first crushing device 3
The discharge port of device 2 is connected with storage bin 8, and gas outlet 9, institute are provided on discharge port one end of the liquid nitrogen flash freezer device 2
It states gas outlet 9 to be connected by nitrogen recycling pipeline 10 with storage bin 8, the discharge port of first crushing device 3 passes through second
Automatic feeding 4 is connected with the feed inlet of the second crushing device 5, offers exhausting on second automatic feeding 4
Mouth 11, the suction opening 11 are connected with exhaust fan 1, and the discharge port of second crushing device 5 passes through material conveying pipe 13
It is connected with the feed inlet of cyclone separator 6, the screening plant 7 includes rotary screen 14 and vibrating screen 15, the whirlwind point
Discharge gate from device 6 is connected with the feed inlet of rotary screen 14, and the exhaust outlet of the cyclone separator 6 passes through collection conduit
16 are communicated with Material collecting box for harvesting 17, and the discharge port of the Material collecting box for harvesting 17 is connected with the feed inlet of vibrating screen 15, and the Material collecting box for harvesting 17 connects
It is connected to exhaust fan 2 18.
As shown in Figure 1, in a kind of waste lithium cell freezing crushing of the utility model and the complexes of metal sorting, it is described
First automatic feeding 1 is belt conveyor.Second automatic feeding 4 is sealed belt conveyer.The liquid
Nitrogen quick-freezing plant 2 is tunnel type liquid nitrogen flash freezer machine, and the effective segment length of freezing of the tunnel type liquid nitrogen flash freezer machine is 20-30 meters,
Here 25 meters are set as.First crushing device 3 is cyclopentane gas detector.Second crushing device 5 is single-shaft shredder.Institute
Stating cyclone separator 6 is cyclone separator.
As shown in Figure 1, a kind of waste lithium cell freezing crushing of the utility model and metal sorting complexes in use,
Waste lithium cell is uniformly delivered in liquid nitrogen flash freezer device by the first automatic feeding, by liquid nitrogen flash freezer device to useless
Old lithium pond is freezed, then the waste lithium cell after freezing is delivered on the first crushing device after interior progress coarse crushing, is led to
It crosses the second automatic feeding the waste lithium cell after coarse crushing is delivered in the second crushing device, then passes through the second broken dress
It sets and secondary fine crushing is carried out to the waste lithium cell after coarse crushing, while the nitrogen being discharged in liquid nitrogen flash freezer device is in exhaust fan one
Under the action of enter in storage bin, then in the first crushing device freeze after waste lithium cell mentioned when carrying out coarse crushing
For nitrogen protection, it is fine crushing after waste lithium cell under the suction function of exhaust fan two, rotation is entered by material conveying pipe
In wind separator, waste lithium cell fine crushing is carried out just by the method for gravity separation under the action of cyclone separator
The sorting of step, then heavier battery powder and metallic particles are entered through the discharge gate of cyclone in waste lithium cell fine crushing
Carry out screening process in rotary screen, the lighter row of diaphragm, dust and metal powder through cyclone in waste lithium cell fine crushing
Air port, which enters in collection conduit, to be regathered to Material collecting box for harvesting, then diaphragm, dust and the metal powder in Material collecting box for harvesting are discharged into vibration
Screening process is carried out in sieve, therefore does not need to carry out discharge treatment to old and useless battery, can directly be met by freezing processing useless
The broken condition of used batteries, will not cause serious pollution, while decreasing the process of old and useless battery treatment to environment, also because
This realizes efficient, batch to waste lithium cell progress freezing crushing and metal sorting process.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, it is all
It is practical new to should be included in this for made any modifications, equivalent replacements, and improvements etc. within the spirit and principles of the utility model
Within the protection scope of type.
Claims (7)
1. a kind of waste lithium cell freezing crushing and the complexes of metal sorting, it is characterised in that: including set gradually the
One automatic feeding (1), liquid nitrogen flash freezer device (2), the first crushing device (3), the second automatic feeding (4), second are broken
Crushing device (5), cyclone separator (6) and screening plant (7), the feeding side setting of first automatic feeding (1)
Storage bin (8) are provided on the top of the feed inlet of liquid nitrogen flash freezer device (2), the feed inlet of first crushing device (3),
The discharge port of the liquid nitrogen flash freezer device (2) is connected with storage bin (8), discharge port one end of the liquid nitrogen flash freezer device (2)
On be provided with gas outlet (9), the gas outlet (9) is connected by nitrogen recycling pipeline (10) with storage bin (8), described first
The discharge port of crushing device (3) is connected by the second automatic feeding (4) with the feed inlet of the second crushing device (5), institute
It states and is offered on the second automatic feeding (4) suction opening (11), the suction opening (11) is connected with exhaust fan one (12), described
The discharge port of second crushing device (5) is connected by material conveying pipe (13) with the feed inlet of cyclone separator (6), institute
Stating screening plant (7) includes rotary screen (14) and vibrating screen (15), the discharge gate and rotary screen of the cyclone separator (6)
(14) feed inlet is connected, and the exhaust outlet of the cyclone separator (6) is communicated with Material collecting box for harvesting by collection conduit (16)
(17), the discharge port of the Material collecting box for harvesting (17) is connected with the feed inlet of vibrating screen (15), and the Material collecting box for harvesting (17) is connected with pumping
Blower two (18).
2. a kind of waste lithium cell freezing crushing according to claim 1 and the complexes of metal sorting, feature exist
In: first automatic feeding (1) is belt conveyor.
3. a kind of waste lithium cell freezing crushing according to claim 1 and the complexes of metal sorting, feature exist
In: second automatic feeding (4) is sealed belt conveyer.
4. a kind of waste lithium cell freezing crushing according to claim 1 and the complexes of metal sorting, feature exist
In: the liquid nitrogen flash freezer device (2) is tunnel type liquid nitrogen flash freezer machine, the effective segment length of freezing of the tunnel type liquid nitrogen flash freezer machine
It is 20-30 meters.
5. a kind of waste lithium cell freezing crushing according to claim 1 and the complexes of metal sorting, feature exist
In: first crushing device (3) is cyclopentane gas detector.
6. a kind of waste lithium cell freezing crushing according to claim 1 and the complexes of metal sorting, feature exist
In: second crushing device (5) is single-shaft shredder.
7. a kind of waste lithium cell freezing crushing according to claim 1 and the complexes of metal sorting, feature exist
In: the cyclone separator (6) is cyclone separator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821336874.4U CN208800245U (en) | 2018-08-20 | 2018-08-20 | A kind of waste lithium cell freezing crushing and the complexes of metal sorting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821336874.4U CN208800245U (en) | 2018-08-20 | 2018-08-20 | A kind of waste lithium cell freezing crushing and the complexes of metal sorting |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109046720A (en) * | 2018-08-20 | 2018-12-21 | 绵阳鼎天机电科技有限公司 | A kind of waste lithium cell freezing crushing and the complexes and method of metal sorting |
| CN110496689A (en) * | 2019-06-27 | 2019-11-26 | 广州市联冠机械有限公司 | A kind of system for old and useless battery material recovery |
| CN113145614A (en) * | 2021-04-14 | 2021-07-23 | 广州市联冠机械有限公司 | System and method for treating and recycling waste dry battery pole pieces |
-
2018
- 2018-08-20 CN CN201821336874.4U patent/CN208800245U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109046720A (en) * | 2018-08-20 | 2018-12-21 | 绵阳鼎天机电科技有限公司 | A kind of waste lithium cell freezing crushing and the complexes and method of metal sorting |
| CN110496689A (en) * | 2019-06-27 | 2019-11-26 | 广州市联冠机械有限公司 | A kind of system for old and useless battery material recovery |
| CN113145614A (en) * | 2021-04-14 | 2021-07-23 | 广州市联冠机械有限公司 | System and method for treating and recycling waste dry battery pole pieces |
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Effective date of registration: 20190604 Address after: 610000 No. 1 Energy-saving Avenue, Huaikou Town, Jintang County, Chengdu City, Sichuan Province Patentee after: Sichuan Changhong Runtian Energy Technology Co., Ltd. Address before: 621000 No. 1 Sanjiang Road, Youxian Economic Development Zone, Mianyang City, Sichuan Province Patentee before: Mianyang Dingtian Mechanical and Electrical Technology Co., Ltd. |