CN209310491U - A kind of waste lithium cell removes the roasting system of binder - Google Patents
A kind of waste lithium cell removes the roasting system of binder Download PDFInfo
- Publication number
- CN209310491U CN209310491U CN201821840262.9U CN201821840262U CN209310491U CN 209310491 U CN209310491 U CN 209310491U CN 201821840262 U CN201821840262 U CN 201821840262U CN 209310491 U CN209310491 U CN 209310491U
- Authority
- CN
- China
- Prior art keywords
- boiler tube
- lithium cell
- waste lithium
- removes
- roasting system
- 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.)
- Withdrawn - After Issue
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 24
- 239000002699 waste material Substances 0.000 title claims abstract description 24
- 239000011230 binding agent Substances 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 239000000843 powder Substances 0.000 claims abstract description 16
- 238000009423 ventilation Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000001141 propulsive effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 11
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000007363 ring formation reaction Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 210000003456 pulmonary alveoli Anatomy 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses the roasting systems that a kind of waste lithium cell removes binder, boiler tube, power drive mechanism, gas supply mechanism and the dedusting mechanism of screw propulsion mechanism are had including shell, more internal, insulating layer is equipped on the inside of the shell, sealing space is formed between the boiler tube and insulating layer, the direction of propulsion of screw propulsion mechanism in adjacent two layers boiler tube is opposite, the number of plies of boiler tube is no less than two layers, and all boiler tube length is identical；The power drive mechanism is connect with screw propulsion mechanism, and the boiler tube bottom is equipped with micropore ventilation part, and the gas supply mechanism is connected to micropore ventilation part；The dedusting mechanism is connected to the discharge port of lowest level boiler tube, and one end of boiler tube described in top layer is equipped with feed port；By being located at the not connection bucket connection in the same end between boiler tube described in multilayer is adjacent.The advantages that the utility model has ground area small, and low energy consumption, is capable of providing atmosphere and waste lithium cell positive and negative anodes powder is allowed sufficiently to react therebetween, and compactness is low, and material roasting is uniform.
Description
Technical field
The utility model relates to a kind of roasting systems, and in particular to a kind of waste lithium cell removes the roasting system of binder.
Background technique
For waste lithium cell synthetical recovery recycles, lithium battery either three metaclass or LiFePO4, electricity
Pond pole piece mostly adds organic binder by positive and negative anodes battery powder during fabrication more such as PVDF class is mixed after forming slurry, smears
It is made in copper foil or aluminium foil surface.Since PVDF class binder main component is polyvinylidene fluoride, if do not carried out to it
Removing, subsequent acid system, which leaches process, can not only consume a large amount of acid, and fluorine contained therein enters in leachate, it will lead
Subsequent extraction abstraction process is caused to be difficult to normal temperature operation.Prior art mainly uses rotary kiln positive and negative to waste lithium cell at present
Pole powder carries out calcination process, at present for the rotary kiln of this kind of material of roasting and processing spent lithium battery positive and negative anodes powder, has land occupation
The problems such as area is big, and energy consumption is high, and material overturning is inadequate, and compactness height is easy ring formation.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide a kind of waste lithium cell except viscous
The roasting system of agent is tied, it has ground area small, and low energy consumption, is capable of providing atmosphere and waste lithium cell positive and negative anodes powder is allowed to fill therebetween
Divide reaction, compactness is low, and material roasts the advantages that uniform.
In order to solve the above technical problems, the utility model proposes technical solution are as follows: a kind of waste lithium cell removes binder
Roasting system, with the boiler tube of screw propulsion mechanism, power drive mechanism, gas supply mechanism and removed including shell, more internal
Dirt mechanism is equipped with insulating layer on the inside of the shell, forms sealing space between the boiler tube and insulating layer, in adjacent two layers boiler tube
Screw propulsion mechanism direction of propulsion on the contrary, the number of plies of boiler tube is no less than two layers, all boiler tube length is identical；The power
Transmission mechanism is connect with screw propulsion mechanism, and the boiler tube bottom, which is equipped with, has ventilation part, and the gas supply mechanism and micropore are ventilated
Part connection；The dedusting mechanism is connected to the discharge port of lowest level boiler tube, and one end of boiler tube described in top layer is equipped with feed port；It is more
By being located at the not connection bucket connection in the same end between the layer boiler tube is adjacent.
As a further improvement of the above technical scheme: being equipped with heating chamber between the shell and insulating layer, heat intracavitary
Equipped with heating temperature control mechanism.
Further, the heating temperature control mechanism includes electrically heated rod, thermocouple and temperature control device.
Further, the power drive mechanism includes motor, speed reducer and is separately mounted to screw propulsion mechanism both ends
The gear in portion, gear are mounted in the shaft of screw propulsion mechanism by bearing, and it is straight that the gear at both ends is respectively at same
It on line, is engaged between two neighboring gear, by the engagement between adjacent gear, both can guarantee two neighboring screw propeller
The direction of propulsion of structure is on the contrary, can make the motion synchronicity of all screw propulsion mechanisms higher, conducive to battery powder in boiler tube again
Uniform conveying.
Further, the micropore ventilation part is mounted in the heat-stable ceramic cavity zone of boiler tube bottom, the heat-stable ceramic
The fan-shaped structure of cavity zone, so that air and boiler tube internal cell pole piece powder come into full contact with.
Further, the boiler tube is regular polygon or round tubular body, and constitutional balance is higher, conducive to battery powder
Uniformly roasting.
Further, multilayer boiler tube lowermost layer exit is connected with receiving hopper, the discharge port of the dedusting mechanism also with connect
Hopper connection, conducive to the waste for reducing resource, dedusting mechanism is equipped with waste gas outlet or dedusting mechanism sheet as ventilating structure.
Further, the battery powder in boiler tube can be made in outstanding by the gas (pressure-air) that the micropore ventilation part sprays
Floating state guarantees that thermal current more comes into full contact with material and reacts.
Further, it is equipped with feed hopper at the feed port, facilitates and is fed.
Further, the shell is rack-mount, and shell is made to be in liftoff state, is conducive to discharging.
Compared with the prior art, the advantages of the utility model are:
1, the utility model uses the boiler tube of multilayer, roast the occupied area of roaster used in same amount of battery powder compared with
It is small, and structure is simple, conducive to the space utilization rate for improving workshop, is conducive to save production cost；
2, the utility model can guarantee that roasting battery powder material is in boiler tube by the micropore ventilation part of boiler tube bottom
Suspended state is roasted, while adding the progradation of screw propulsion mechanism, and the overturning of realization material that can be more efficient is realized
It is more abundant with required gas reaction；
3, the utility model can be due to the propulsion stirring action using screw propulsion mechanism, it is ensured that material is in boiler tube
The compactness of movement is low, can preferably avoid generating furnace wall ring formation phenomenon；
4, the utility model uses the boiler tube of multilayer, and makes the direction of propulsion phase of the screw propulsion mechanism in adjacent boiler tube
Instead, the intracavitary movement of heating that the wavy route of battery powder can be made to be formed by insulating layer roasts so as to increase material in heating
The calcining time in area is burnt, is conducive to improve roasting quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is boiler tube assembling schematic diagram in the utility model；
Fig. 3 is the structural schematic diagram of boiler tube in the utility model.
Marginal data:
1, shell；2, screw propulsion mechanism；3, boiler tube；31, micropore ventilation part；32, heat-stable ceramic cavity zone；4, power passes
Motivation structure；41, motor；42, speed reducer；43, gear；5, gas supply mechanism；6, dedusting mechanism；7, connection bucket；8, receiving hopper；9, it gives
Hopper；10, bracket.
Specific embodiment
For the ease of understanding the utility model, below in conjunction with Figure of description and preferred embodiment to the utility model
Work more comprehensively, meticulously describes, but the protection scope of the utility model is not limited to embodiment in detail below.
As shown in Figure 1 to Figure 3, the waste lithium cell of the present embodiment removes the roasting system of binder, including shell 1, multilayer
Inside has boiler tube 3, power drive mechanism 4, gas supply mechanism 5 and the dedusting mechanism 6 of screw propulsion mechanism 2, is equipped on the inside of shell 1
Insulating layer forms sealing space between boiler tube 3 and insulating layer, the direction of propulsion of the screw propulsion mechanism 2 in adjacent two layers boiler tube 3
On the contrary, the number of plies of boiler tube 3 is three layers；Power drive mechanism 4 is connect with screw propulsion mechanism 2, and 3 bottom of boiler tube is ventilated equipped with micropore
Part 31, gas supply mechanism 5 are connected to micropore ventilation part 31；Dedusting mechanism 6 is connected to the discharge port of lowest level boiler tube 3, top layer's furnace
One end of pipe 3 is equipped with feed port；By being located at the not connection of connection bucket 7 in the same end between multilayer boiler tube 3 is adjacent.
It is equipped with heating chamber in the present embodiment, between shell 1 and insulating layer, heats intracavitary be equipped with and heats temperature control mechanism.
In the present embodiment, heating temperature control mechanism includes electrically heated rod, thermocouple and temperature control device.
In the present embodiment, power drive mechanism 4 is including motor 41, speed reducer 42 and is separately mounted to screw propulsion mechanism 2
The gear 43 at both ends, motor are also connected with the gearbox of control 43 revolving speed of gear, and screw propulsion mechanism 2 is turned by the driving of gear 43
Dynamic, gear 43 is driven by motor 41 and is rotated, and gear 43 is mounted in the shaft of screw propulsion mechanism 2 by bearing, both ends
Gear 43 is respectively on same straight line, is engaged between two neighboring gear 43.
In the present embodiment, micropore ventilation part 31 is mounted in the heat-stable ceramic cavity zone 32 of 3 bottom of boiler tube, and heat-stable ceramic is empty
The fan-shaped structure in alveolus 32.
In the present embodiment, boiler tube 3 is regular polygon or round tubular body.
In the present embodiment, 3 lowermost layer exit of multilayer boiler tube is connected with receiving hopper 8, the discharge port of dedusting mechanism 6 also with connect
Hopper 8 connects.
In the present embodiment, the battery powder in boiler tube 3 can be made in suspended state by the gas that micropore ventilation part 31 sprays.
In the present embodiment, feed hopper 9 is equipped at feed port.
In the present embodiment, shell 1 is installed over the mount 10.
The working process of this embodiment is as follows: first open heating temperature control mechanism, make to heat it is intracavitary be heated to set temperature value,
It is passed through high voltage protective gas in boiler tube, starts screw propulsion mechanism 2, starts dedusting mechanism 6, is fed in feed hopper 9 waste and old dynamic
Power lithium battery positive and negative anodes powder, suspension roasting under the action of high voltage protective gas of the battery powder in boiler tube 3, and in screw propeller
Become roasted product in the S-shaped line-of-road movement in roast area and finally from the discharge of receiving hopper 8 under the action of structure 2, is received in dedusting mechanism 6
The material of collection is finally also flowed into receiving hopper 8, avoids the waste of material.
Claims (10)
1. the roasting system that a kind of waste lithium cell removes binder, it is characterised in that: have spiral shell including shell (1), more internal
Boiler tube (3), power drive mechanism (4), gas supply mechanism (5) and the dedusting mechanism (6) of propulsive mechanism (2) are revolved, the shell (1) is interior
Side is equipped with insulating layer, and sealing space, the screw propulsion in adjacent two layers boiler tube (3) are formed between the boiler tube (3) and insulating layer
The direction of propulsion of mechanism (2) is on the contrary, the number of plies of boiler tube (3) is no less than two layers；The power drive mechanism (4) and screw propeller
Structure (2) connection, boiler tube (3) bottom are equipped with micropore ventilation part (31), and the gas supply mechanism (5) and micropore ventilation part (31) are even
It is logical；The dedusting mechanism (6) is connected to the discharge port of lowest level boiler tube (3), and one end of boiler tube described in top layer (3) is equipped with to mine
Mouthful；By being located at not connection bucket (7) connection in the same end between boiler tube described in multilayer (3) is adjacent.
2. the roasting system that waste lithium cell according to claim 1 removes binder, it is characterised in that: the shell (1)
It is equipped with heating chamber between insulating layer, heats intracavitary be equipped with and heats temperature control mechanism.
3. the roasting system that waste lithium cell according to claim 2 removes binder, it is characterised in that: the heating temperature control
Mechanism includes electrically heated rod, thermocouple and temperature control device.
4. the roasting system that waste lithium cell according to claim 1 removes binder, it is characterised in that: the power transmission
Mechanism (4) includes motor (41), speed reducer (42) and the gear (43) for being separately mounted to screw propulsion mechanism (2) both ends, tooth
Wheel (43) is mounted in the shaft of screw propulsion mechanism (2) by bearing, and it is straight that the gear (43) at both ends is respectively at same
On line, engaged between two neighboring gear (43).
5. waste lithium cell described in any one of -4 removes the roasting system of binder according to claim 1, it is characterised in that: institute
It states micropore ventilation part (31) to be mounted in the heat-stable ceramic cavity zone (32) of boiler tube (3) bottom, the heat-stable ceramic cavity zone
(32) fan-shaped structure.
6. waste lithium cell described in any one of -4 removes the roasting system of binder according to claim 1, it is characterised in that: institute
Stating boiler tube (3) is regular polygon or round tubular body.
7. waste lithium cell described in any one of -4 removes the roasting system of binder according to claim 1, it is characterised in that: more
Layer boiler tube (3) lowermost layer exit is connected with receiving hopper (8), and the discharge port of the dedusting mechanism (6) also connects with receiving hopper (8)
It connects.
8. waste lithium cell described in any one of -4 removes the roasting system of binder according to claim 1, it is characterised in that: logical
Crossing the gas that the micropore ventilation part (31) sprays can make the battery powder in boiler tube (3) in suspended state.
9. waste lithium cell described in any one of -4 removes the roasting system of binder according to claim 1, it is characterised in that: institute
It states and is equipped with feed hopper (9) at feed port.
10. waste lithium cell described in any one of -4 removes the roasting system of binder according to claim 1, it is characterised in that:
The shell (1) is mounted on bracket (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821840262.9U CN209310491U (en) | 2018-11-09 | 2018-11-09 | A kind of waste lithium cell removes the roasting system of binder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821840262.9U CN209310491U (en) | 2018-11-09 | 2018-11-09 | A kind of waste lithium cell removes the roasting system of binder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209310491U true CN209310491U (en) | 2019-08-27 |
Family
ID=67672631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821840262.9U Withdrawn - After Issue CN209310491U (en) | 2018-11-09 | 2018-11-09 | A kind of waste lithium cell removes the roasting system of binder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209310491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489420A (en) * | 2018-11-09 | 2019-03-19 | 长沙矿冶研究院有限责任公司 | A kind of waste lithium cell removes the roasting system of binder |
-
2018
- 2018-11-09 CN CN201821840262.9U patent/CN209310491U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489420A (en) * | 2018-11-09 | 2019-03-19 | 长沙矿冶研究院有限责任公司 | A kind of waste lithium cell removes the roasting system of binder |
| CN109489420B (en) * | 2018-11-09 | 2024-03-29 | 长沙矿冶研究院有限责任公司 | Roasting system for removing binder from waste lithium battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190827 Effective date of abandoning: 20240329 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190827 Effective date of abandoning: 20240329 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |