CN207138109U - A kind of wet method for lithium battery production removes magnetic device - Google Patents
A kind of wet method for lithium battery production removes magnetic device Download PDFInfo
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- CN207138109U CN207138109U CN201720904411.2U CN201720904411U CN207138109U CN 207138109 U CN207138109 U CN 207138109U CN 201720904411 U CN201720904411 U CN 201720904411U CN 207138109 U CN207138109 U CN 207138109U
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Abstract
The utility model discloses a kind of wet method for lithium battery production to remove magnetic device, including frame and several support frames being separately positioned in frame, motor fixing seat is provided with each support frame, stirring motor is installed at the top of motor fixing seat, the output shaft of stirring motor is connected with rotating shaft, the lower end of rotating shaft has been embedded in magnetically attractive plate, the side of frame is provided with magnetically attractive case, the inside of magnetically attractive case is respectively arranged with several shutter dividing plates, and magnetically attractive case is separated into several magnetically attractive cavitys by shutter dividing plate.Lithium battery material is passed through from liquid material entrance during use, magnetically attractive plate can draw the magnetic impurity in liquid material during rotation, by the way that magnetically attractive is repeated in different magnetically attractive cavitys;Other shutter dividing plate can slow down the flow velocity of liquid material, make the magnetically attractive time of liquid material longer, while shutter dividing plate is made up of magnetic links, can further magnetically attractive, after so multistage magnetically attractive processing, magnetic foreign body content can be controlled within 50ppb.
Description
Technical field
Lithium battery production equipment technical field is the utility model is related to, more particularly, to a kind of for the wet of lithium battery production
Method removes magnetic device.
Background technology
With expanding economy, various pollutions are increasingly severe, in order to carry out Green Sustainable, increasing neck
Domain replaces traditional fossil feedstock, particularly automobile and electronics industry using electric energy, more provides electricity using lithium battery
Can, therefore the use demand more and more higher of lithium battery.And the presence of magnetic foreign body brought to the security performance of lithium battery it is very big
Hidden danger, the control of the product quality particularly magnetic foreign body of lithium ion battery material is that solve lithium ion battery safety problem
It is crucial.At present, requirement of the lithium ion battery material to magnetic foreign body is very high, and domestic battery producer is to anode material of lithium battery magnetic
The requirement of property foreign matter content is generally 100ppb or so, and high end cells producer is to the magnetic foreign body in anode material for lithium-ion batteries
Content requirement is generally 50ppb or so, and external electrokinetic cell company is to magnetic foreign body content in anode material for lithium-ion batteries
It is it is required that then higher.So in process of production must the size of magnetic foreign body particle, kind in strict control lithium ion battery material
Class and total content, the height of magnetic foreign body content are the major criterions for weighing anode material for lithium-ion batteries quality height.It is existing
Except magnetic foreign body equipment is mainly that electromagnetism removes magnetic machine, principle be by magnetic excitation except magnetic foreign body equipment is by powder
In material or liquid magnetic foreign body absorption, then to magnetic carry out demagnetization, by magnetic foreign body from magnetic the row of flushing
Go out magnetic foreign body, and the material of magnetic is mainly stainless steel material, during material is handled, with material properties
Change, long-term use may cause to corrode to equipment material, it is difficult to ensure that removing magnetic foreign body effect to material;Secondly, electricity
Magnetic removes in the magnetic machine course of work that caloric value is big, energy consumption is higher, in type selecting because partial material characteristic is restricted;Finally,
Most of powder body materials reduce magnetic foreign body content by strong magnetic machine, and it is generally advisable to can control for magnetic foreign body content at present
50ppb or so, and magnetic foreign body is removed by dry method, product direct yield will not be very high.
In view of this, Chinese invention patent application number is that CN201510848937.9 discloses one kind in 2016.04.06 days
The apparatus and method that magnetic foreign body is removed for lithium battery material.The device include housing, by magnetic sheet form except magnetic cavity, be arranged on
The multiple cylinders removed in magnetic cavity, the bar magnet being inserted in each cylinder, described except the top and bottom point of magnetic cavity
Inlet and liquid outlet are not provided with it.Equipment in the technical scheme when in use, can be filled magnetisable material, be on bar magnet and cylinder
Guarantee degaussing effect, these magnetisable materials need periodic cleaning to fall, and are by manually being cleared up, being used in the prior art
This mode, operation is cumbersome, and the required time is also more, expends more costs of labor, and the program is complicated,
Degaussing effect is poor, and production efficiency is low.
Utility model content
Problem to be solved in the utility model be to provide it is a kind of it is simple in construction, reasonable in design, use cost is low, cleaning and maintenance
The wet method for being used for lithium battery production convenient, that degaussing effect is good and production efficiency is high removes magnetic device.
In order to solve the above technical problems, the technical solution adopted in the utility model is:It is a kind of to be used for the wet of lithium battery production
Method removes magnetic device, including frame and several support frames for being separately positioned in the frame, on each support frame as described above
Motor fixing seat is provided with, the motor fixing seat includes top plate and is separately positioned on the left side of the right and left of the top plate
Side plate and right plate, stirring motor is installed at the top of the motor fixing seat, the output shaft of the stirring motor, which is connected with, to be turned
Axle, the lower end of the rotating shaft have been embedded in magnetically attractive plate, and the side of the frame is provided with magnetically attractive case, the inside points of the magnetically attractive case
Several shutter dividing plates are not provided with, and the shutter dividing plate is made up of magnetic links, and the shutter dividing plate is by the suction
Magnetic case is separated into several magnetically attractive cavitys.
Preferably, a kind of above-mentioned wet method for lithium battery production removes magnetic device, wherein being provided with axle on the top plate
Hole, the rotating shaft are embedded in the axis hole, and the rotating shaft and the junction of the axis hole are provided with bearing.
Preferably, a kind of above-mentioned wet method for lithium battery production removes magnetic device, wherein the left plate, right plate
Nut bore is provided with outer wall, is equipped with the first regulating bolt in the nut bore, the motor fixing seat with it is described
Support frame passes through the nut bore, the adjustable connection of the first regulating bolt respectively.
Preferably, a kind of above-mentioned wet method for lithium battery production removes magnetic device, wherein being set in the lower end of the rotating shaft
Strip-type hole is equipped with, the magnetically attractive plate is embedded in the strip-type hole, is provided with the outer wall of the rotating shaft and the magnetically attractive plate is entered
The second fixed regulating bolt of row.
Preferably, a kind of above-mentioned wet method for lithium battery production removes magnetic device, wherein the left and right two of the magnetically attractive case
Liquid material entrance and liquid material outlet are respectively arranged with the outer wall at end.
The utility model has the advantage that is with beneficial effect:Including frame and be separately positioned in frame several
Support frame, motor fixing seat is provided with each support frame, motor fixing seat includes top plate and is separately positioned on top plate
The right and left left plate and right plate, stirring motor is installed, the output shaft of stirring motor connects at the top of motor fixing seat
Rotating shaft is connected to, the lower end of rotating shaft has been embedded in magnetically attractive plate, and the side of frame is provided with magnetically attractive case, and the inside of magnetically attractive case is set respectively
There are several shutter dividing plates, shutter dividing plate is made up of magnetic links, and magnetically attractive case is separated into several suctions by shutter dividing plate
Magnetic cavity.Overall structure is simple, reasonable in design, and stability is good, is passed through lithium battery material from liquid material entrance during use, afterwards
Start stirring motor work, stirring motor drives rotating shaft rotation, and rotating shaft drives the rotation of magnetically attractive plate, process of the magnetically attractive plate in rotation
In, the magnetic impurity in liquid material can be drawn, by the way that magnetically attractive is repeated in different magnetically attractive cavitys;Other shutter
Dividing plate can slow down the flow velocity of liquid material, make the magnetically attractive time of liquid material longer, while shutter dividing plate is by magnetic links system
Into, can further magnetically attractive, magnetically attractive effect is more preferable, and after the processing of so multistage magnetically attractive, magnetic foreign body content can be controlled in 50ppb
Within.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model;
Fig. 2 is the partial enlarged drawing at A in Fig. 1;
Fig. 3 is the structural representation of motor fixing seat in the utility model;
Fig. 4 is the structural representation of rotating shaft in the utility model;
Fig. 5 is the structural representation of shutter dividing plate in the utility model.
In figure:1st, frame;2nd, stirring motor;3rd, support frame;4th, motor fixing seat;41st, top plate;42nd, left plate;43rd, it is right
Side plate;44th, axis hole;45th, nut bore;46th, the first regulating bolt;5th, magnetically attractive plate;6th, rotating shaft;61st, strip-type hole;62nd, the second regulation
Bolt;7th, bearing;8th, magnetically attractive case;9th, magnetically attractive cavity;10th, liquid material entrance;11st, shutter dividing plate;12nd, liquid material exports.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out it is clear,
It is fully described by, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belong to the scope of the utility model protection.
As shown in Figure 1, Figure 2 and Figure 3, a kind of wet method for lithium battery production removes magnetic device, including frame 1 and difference
Several support frames 3 being arranged in frame 1, support frame 3 are welded in frame 1, and motor is provided with each support frame 3
Fixed seat 4, motor fixing seat 4 include top plate 41 and are separately positioned on the left plate 42 and the right side of the right and left of top plate 41
Side plate 43, axis hole 44 is provided with top plate 41, rotating shaft 6 is embedded in axis hole 44, and rotating shaft 6 and the junction of axis hole 44 are provided with axle
Hold 7, left plate 42, right plate 43 outer wall on be provided with nut bore 45, the first regulation spiral shell is equipped with nut bore 45
Bolt 46, motor fixing seat 4 pass through nut bore 45, the 46 adjustable connection of the first regulating bolt respectively with support frame 3.
As shown in Figure 1, Figure 4 and Figure 5, the top of motor fixing seat 4 is provided with stirring motor 2, stirring motor 2 and outside
Power supply is electrically connected with, and the output shaft of stirring motor 2 is connected with rotating shaft 6, and the lower end of rotating shaft 6 has been embedded in magnetically attractive plate 5, rotating shaft 6
Strip-type hole 61 is provided with lower end, magnetically attractive plate 5 is embedded in strip-type hole 61, is provided with the outer wall of rotating shaft 6 and magnetically attractive plate 5 is carried out
The second fixed regulating bolt 62, wherein magnetically attractive plate 5 are made up of magnet.The side of frame 1 is provided with magnetically attractive case 8, magnetically attractive case 8
Left and right ends outer wall on be respectively arranged with liquid material entrance 10 and liquid material outlet 12, the inside of magnetically attractive case 8 is set respectively
There are several shutter dividing plates 11, shutter dividing plate 11 is made up of magnetic links, if magnetically attractive case 8 is separated into by shutter dividing plate 11
Dry magnetically attractive cavity 9.
Lithium battery material is passed through from liquid material entrance 10 during use, starts stirring motor 2 afterwards and works, stirring motor 2
Rotating shaft 6 is driven to rotate, rotating shaft 6 drives magnetically attractive plate 5 to rotate, and magnetically attractive plate 5 can be drawn in liquid material during rotation
Magnetic impurity, by the way that magnetically attractive is repeated in different magnetically attractive cavitys 9;Other shutter dividing plate 11 can slow down liquid material
Flow velocity, make the magnetically attractive time of liquid material longer, while shutter dividing plate 11 is made up of magnetic links, can further magnetically attractive, inhale
Magnetic effect is more preferable, and after so multistage magnetically attractive processing, magnetic foreign body content can be controlled within 50ppb.
In description of the present utility model, it is to be understood that the indicating position such as term " on ", " under ", "left", "right" or
Position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplifies description,
Rather than the device or element of instruction or hint meaning must have specific orientation and specific azimuth configuration and operation,
It is thus impossible to it is interpreted as to limitation of the present utility model.In addition, " first ", " second " are merely due to describe purpose, and be not understood that
To indicate or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Therefore, define " first ",
One or more this feature can be expressed or be implicitly included to the feature of " second ".In description of the present utility model, unless
It is otherwise noted, " multiple " are meant that two or more.
, it is necessary to illustrate in description of the present utility model, unless otherwise clearly defined and limited, term " installation "
" connected " " connection " etc. should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected with by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.
One embodiment of the present utility model is described in detail above, but the content is only of the present utility model
Preferred embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all to be made according to present utility model application scope
Equivalent change with improve etc., all should still belong within patent covering scope of the present utility model.
Claims (5)
1. a kind of wet method for lithium battery production removes magnetic device, including frame (1) and it is separately positioned in the frame (1)
Several support frames (3), it is characterised in that:Motor fixing seat (4), the electricity are provided with each support frame as described above (3)
Machine fixed seat (4) includes top plate (41) and is separately positioned on the left plate (42) and the right side of the right and left of the top plate (41)
Side plate (43), stirring motor (2), the output axis connection of the stirring motor (2) are installed at the top of the motor fixing seat (4)
There is rotating shaft (6), the lower end of the rotating shaft (6) has been embedded in magnetically attractive plate (5), and the side of the frame (1) is provided with magnetically attractive case
(8), the inside of the magnetically attractive case (8) is respectively arranged with several shutter dividing plates (11), the shutter dividing plate (11) be by
Magnetic links are made, and the magnetically attractive case (8) is separated into several magnetically attractive cavitys (9) by the shutter dividing plate (11).
2. a kind of wet method for lithium battery production according to claim 1 removes magnetic device, it is characterised in that:The top plate
(41) axis hole (44) is provided with, the rotating shaft (6) is embedded in the axis hole (44), the rotating shaft (6) and the axis hole
(44) junction is provided with bearing (7).
3. a kind of wet method for lithium battery production according to claim 1 removes magnetic device, it is characterised in that:The left side
Plate (42), right plate (43) outer wall on be provided with nut bore (45), is equipped with the first tune in the nut bore (45)
Bolt (46) is saved, the motor fixing seat (4) passes through the nut bore (45), the first regulation spiral shell respectively with support frame as described above (3)
Bolt (46) adjustable connection.
4. a kind of wet method for lithium battery production according to claim 1 removes magnetic device, it is characterised in that:The rotating shaft
(6) strip-type hole (61) is provided with lower end, the magnetically attractive plate (5) is embedded in the strip-type hole (61), the rotating shaft (6)
The second regulating bolt (62) that the magnetically attractive plate (5) is fixed is provided with outer wall.
5. a kind of wet method for lithium battery production according to claim 1 removes magnetic device, it is characterised in that:The magnetically attractive
Liquid material entrance (10) and liquid material outlet (12) are respectively arranged with the outer wall of the left and right ends of case (8).
Priority Applications (1)
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CN201720904411.2U CN207138109U (en) | 2017-07-24 | 2017-07-24 | A kind of wet method for lithium battery production removes magnetic device |
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CN201720904411.2U CN207138109U (en) | 2017-07-24 | 2017-07-24 | A kind of wet method for lithium battery production removes magnetic device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112844820A (en) * | 2020-12-25 | 2021-05-28 | 湖州凯金新能源科技有限公司 | Follow-on demagnetizer |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112844820A (en) * | 2020-12-25 | 2021-05-28 | 湖州凯金新能源科技有限公司 | Follow-on demagnetizer |
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