CN201308893Y - Magnetic iron-removal vibration sieve - Google Patents
Magnetic iron-removal vibration sieve Download PDFInfo
- Publication number
- CN201308893Y CN201308893Y CNU200820142763XU CN200820142763U CN201308893Y CN 201308893 Y CN201308893 Y CN 201308893Y CN U200820142763X U CNU200820142763X U CN U200820142763XU CN 200820142763 U CN200820142763 U CN 200820142763U CN 201308893 Y CN201308893 Y CN 201308893Y
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- spacer
- flange
- magnetic force
- screen box
- lower frame
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Abstract
The utility model discloses a magnetic iron-removal vibration sieve comprising a stand, a vibration electric motor arranged on the stand, a screen box arranged on the vibration electric motor as well as a spring and a ribbed slab which are arranged between the stand and the screen box and are used for supporting the screen box, wherein the bottom of the screen box forms a taper chamber bottom; the screen box comprises a machine cover, an upper frame and a lower frame, the machine cover is provided with a feeding hole, a lower frame is provided with a discharge hole, a screen stencil used for filtration is arranged between the upper frame and the lower frame, and a magnetic iron-removal device is arranged between the screen stencil and the taper chamber bottom. The magnetic iron-removal vibration sieve integrates the functions of a vibration sieve and iron removal, not only can effectively separate cathode material which is used for lithium ion batteries and has different granularities, but also can remove trace scrap iron in the material.
Description
Technical field
The utility model relates to a kind of vibratory sieve, particularly relates to a kind ofly being used to sieve anode material for lithium-ion batteries and removing the wherein magnetic force deironing vibratory sieve of micro-iron filings.
Background technology
In the production process of anode material for lithium-ion batteries such as cobalt acid lithium, LiMn2O4, ternary material, lithium nickel cobalt dioxide material, owing to the reason of each side such as equipment and pipe wear can make the iron filings of trace (mass percent is less than 0.1%) be mixed in the material.The iron filings of trace can form micro cell in lithium ion battery, reduce the specific capacity of lithium ion battery, and lithium ion battery separator is pierced through in serious meeting, even causes lithium ion battery explosion.
Because it is very little to be mixed in the anodal powder iron filings amount, and the form with fine particle is mixed in the anodal powder, tramp iron separator efficient is not high when using the permanent magnet deironing, reason is that existing permanent magnet tramp iron separator charging disperses inadequately, and the magnetic force that tiny iron filings obtained is not enough to break away from the constraint of anodal powder and arrives on the magnetic bar and be adsorbed.Adopt large-scale electromagnet tramp iron separator, can obtain enough magnetic force, but power consumption is very big, energy consumption is high, be not suitable for removing the iron filings of trace.
In the screening process of lithium ion cell positive powder, because the peptizaiton of screen cloth, make that from screen cloth to vibratory sieve between this segment distance of bottom, anodal powder can disperse preferably, has reduced the binding force between powder particle in dropping process; Owing to add the mounted permanent magnet deironing apparatus in the tapered bottom of screen cloth, can when sieving, remove the micro-iron filings in the anodal powder effectively.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of magnetic force deironing vibratory sieve of anode material for lithium-ion batteries special use, and it can sieve the anodal powder of lithium electricity and remove micro-iron filings in the material.
In order to address the above problem, magnetic force deironing vibratory sieve of the present utility model comprises:
A kind of magnetic force deironing vibratory sieve, comprise frame, rack-mounted vibrating motor, be installed in the screen box on the vibrating motor and be arranged on frame and screen box between be used to support the spring and the floor of screen box, the bottom of screen box forms at the bottom of the taper storehouse, described screen box comprises cover, upper ledge and lower frame, cover is provided with charging aperture, lower frame is provided with discharging opening, is provided with the screen cloth that filters usefulness between upper ledge and lower frame, is provided with the magnetic force deironing apparatus between at the bottom of screen cloth and the taper storehouse.
Described magnetic force deironing apparatus comprise be arranged at the bottom of described screen cloth and the taper storehouse between, the spacer that takes blocking effect and be arranged on spacer and the taper storehouse at the bottom of between permanent magnet, described spacer is made by nonmagnetic substance, and the shape of spacer bottom and the shape at the bottom of the storehouse adapt.
Described spacer also has the sidewall that the shape with the lower frame inside sidewalls adapts, on the spacer sidewall, with the corresponding position of discharging opening be provided with perforate, the periphery of spacer sidewall upper extends radially outward and is formed with flange, described flange is arranged between the flange of upper ledge and lower frame, and fixedly connected by flange.
The longitudinal cross-section of described flange is a U-shaped, the flange of spacer and the flange of spacer about surrounding, and the joint at flange two ends is fixedly connected by fixed structure.
Described nonmagnetic substance such as aluminium, aluminium alloy or plastics are made.
Described permanent magnet is the annular permanent magnet iron ring with different-diameter that a plurality of intervals are provided with, on described annular permanent magnet iron ring embeds and is installed at the bottom of the taper storehouse.
Compare with existing vibratory sieve, magnetic force deironing vibratory sieve of the present utility model integrates screening and deferrization functional, can be used for the production preparation process of anode material for lithium-ion batteries as: cobalt acid lithium, LiMn2O4, ternary material or nickel cobalt lithium material.Can sieve out the anode material for lithium-ion batteries of desired particle size during use effectively, can dispose iron filings wherein again effectively, thereby guarantee the quality of product.
In addition, these facility have advantages such as simple in structure, easy to operate, practical, low cost of manufacture.
Description of drawings
Fig. 1 is the structural representation of magnetic force deironing vibratory sieve of the present utility model;
Fig. 2 is the side view of deironing apparatus in the magnetic force deironing vibratory sieve of the present utility model;
Fig. 3 is for embedding the vertical view at the bottom of the storehouse that the annular permanent magnet iron ring is arranged;
Fig. 4 is the flange connection diagram between spacer and the vibratory sieve upper and lower frames in the magnetic force deironing vibratory sieve of the present utility model;
Fig. 5 is the vertical view of flange connection in the magnetic force deironing vibratory sieve of the present utility model.
The specific embodiment
Be elaborated below in conjunction with the structure of accompanying drawing to deironing vibratory sieve of the present utility model.
As Fig. 1～shown in Figure 2, deironing vibratory sieve of the present utility model comprises: 8 frames, be installed in vibrating motor 6 on the frame 8, be installed in the screen box on the vibrating motor 6 and be arranged on spring 9 and the floor 10 that is used to support screen box between frame 8 and the screen box, the bottom of screen box forms at the bottom of the taper storehouse 20.Wherein, screen box comprises cover 14, upper ledge 13 and lower frame 12, and cover 14 is provided with charging aperture 1, and lower frame 12 is provided with discharging opening 11, between upper ledge 13 and lower frame 12, be provided with the screen cloth 2 that filters usefulness, be provided with the magnetic force deironing apparatus between 20 at the bottom of screen cloth 2 and the taper storehouse.Described magnetic force deironing apparatus comprises: the spacer 3 that be arranged at the bottom of screen cloth 2 and the taper storehouse between 20, takes blocking effect, and be arranged on the permanent magnet 4 between 20 at the bottom of spacer 3 and the taper storehouse, 20 tops are provided with at the bottom of the spacer 3 contiguous taper storehouses, spacer 3 is made by nonmagnetic substance, the shape of its bottom and the shape at the bottom of the storehouse adapt, and promptly the shape of spacer 3 also is taper.In the present embodiment, the screen box of vibratory sieve is cylindrical, and 20 is conical at the bottom of the storehouse, and spacer 3 also is conical.Certainly, also can be as required with at the bottom of the storehouse 20 and spacer 3 be designed to other taper.
The annular permanent magnet iron ring with different-diameter that described permanent magnet 4 is provided with for a plurality of intervals, annular permanent magnet iron ring embed and are installed at the bottom of the taper storehouse on 20.Spacer 3 can by nonmagnetic substance as: aluminium, aluminium alloy or plastics are made, and in the present embodiment, what spacer 3 adopted is 6063 aluminum alloy materials, the loss in the time of can reducing magnetic force and see through.
In addition, as Fig. 4, shown in Figure 5, in order to guarantee sealing and easy accessibility, taper spacer 3 also has columniform sidewall 21 (see figure 1)s, the inside sidewalls of the size of sidewall 21 and lower frame 12 adapts, on the sidewall of spacer 3, be provided with the perforate (not shown), so that discharge material with discharging opening 11 corresponding positions.The periphery of spacer 3 sidewall upper extends radially outward and is formed with flange 17, and flange 17 is arranged between the flange 16,18 of upper ledge and lower frame, and fixedly connected, for convenience detach by flange 15.The longitudinal cross-section of flange 15 is a U-shaped, the flange 16,18 of spacer and the flange 17 of spacer 3 about surrounding, and the joint at flange 15 two ends is fixedly connected by fixed structure.In the present embodiment, described fixed structure comprises the bolt that is arranged near the lug of 15 two links of flange and plays fixation.Specifically, near a link of flange 15 two parallel lugs 22 are set, are formed with the through hole that is used for construction bolt 24 respectively on two lugs 22, the bolt 24 is here vertically installed; Be provided with a vertical lug 23 near another link of flange 15, also be formed with the through hole that is used for construction bolt 19 on lug 23, bolt 19 levels are here installed.Be formed with on the bolt 19 that level is installed and be convenient to the through hole that vertical bolt connects, that is, vertically arranged bolt 24 orders are passed the through hole on the bolt 19 that superposed horizontal lug, level install and are positioned at the horizontal lug of bottom.Be fixed together by two links of this structure flange 15.
Operation principle to magnetic force deironing vibratory sieve of the present utility model describes below.
As shown in Figure 1, magnetic force deironing vibratory sieve sieves material by the vibrating motor 6 that is installed in the frame 8 by the drive of spring 9.Vibrating motor 6 comprises eccentric disk 5 and following eccentric disk 7; Screen box is supported by floor 10.The anode material for lithium-ion batteries that contains iron filings enters the upper ledge 13 from charging aperture 1, and the screening by screen cloth 2 enters lower frame 12 and falls on the spacer 3, and iron filings are adsorbed on the spacer 3 by permanent magnetism iron ring 4, and battery material is discharged from lower frame 12 through discharging opening 11.After the shutdown, open flange 15, spacer 3 is pulled down, can clear up the iron filings that spacer 3 adsorbs above, adorn spacer 3 after the cleaning again and just can continue to use.
Because in permanent magnet embeds and is installed at the bottom of the storehouse, spacer 3 plays the effect that intercepts permanent magnet and iron filings, and in screening process, powder is by magnetic attraction in the process of whereabouts of sieving, thereby avoided being mixed in irremovable phenomenon in the positive mix, improved the efficient of deironing.
Claims (6)
1. magnetic force deironing vibratory sieve, comprise frame, rack-mounted vibrating motor, be installed in the screen box on the vibrating motor and be arranged on frame and screen box between be used to support the spring and the floor of screen box, the bottom of screen box forms at the bottom of the taper storehouse, described screen box comprises cover, upper ledge and lower frame, cover is provided with charging aperture, lower frame is provided with discharging opening, between upper ledge and lower frame, be provided with the screen cloth that filters usefulness, it is characterized in that: between at the bottom of screen cloth and the taper storehouse, be provided with the magnetic force deironing apparatus.
2. magnetic force deironing vibratory sieve according to claim 1, it is characterized in that: described magnetic force deironing apparatus comprise be arranged at the bottom of described screen cloth and the taper storehouse between, the spacer that takes blocking effect and be arranged on spacer and the taper storehouse at the bottom of between permanent magnet, described spacer is made by nonmagnetic substance, and the shape of spacer bottom and the shape at the bottom of the storehouse adapt.
3. magnetic force deironing vibratory sieve according to claim 2, it is characterized in that: described spacer also has the sidewall that the shape with the lower frame inside sidewalls adapts, on the spacer sidewall, with the corresponding position of discharging opening be provided with perforate, the periphery of spacer sidewall upper extends radially outward and is formed with flange, described flange is arranged between the flange of upper ledge and lower frame, and fixedly connected by flange.
4. magnetic force deironing vibratory sieve according to claim 3, it is characterized in that: the longitudinal cross-section of described flange is a U-shaped, the flange of spacer and the flange of spacer about surrounding, the joint at flange two ends is fixedly connected by fixed structure.
5. magnetic force deironing vibratory sieve according to claim 2 is characterized in that: described nonmagnetic substance is aluminium, aluminium alloy or plastics.
6. magnetic force deironing vibratory sieve according to claim 2 is characterized in that: described permanent magnet is the annular permanent magnet iron ring with different-diameter that a plurality of intervals are provided with, on described annular permanent magnet iron ring embeds and is installed at the bottom of the taper storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820142763XU CN201308893Y (en) | 2008-10-28 | 2008-10-28 | Magnetic iron-removal vibration sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820142763XU CN201308893Y (en) | 2008-10-28 | 2008-10-28 | Magnetic iron-removal vibration sieve |
Publications (1)
| Publication Number | Publication Date |
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| CN201308893Y true CN201308893Y (en) | 2009-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU200820142763XU Expired - Lifetime CN201308893Y (en) | 2008-10-28 | 2008-10-28 | Magnetic iron-removal vibration sieve |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201421A (en) * | 2014-07-29 | 2014-12-10 | 江西世纪长河新电源有限公司 | Processing method for reducing self-discharge rate of battery core |
| CN104959227A (en) * | 2015-05-25 | 2015-10-07 | 绥阳县华夏陶瓷有限责任公司 | Rotary filtering apparatus of slurry |
| CN105381879A (en) * | 2015-12-01 | 2016-03-09 | 天紫再生资源加工（天津）有限公司 | Improved rubbish sorting system |
| CN105682809A (en) * | 2013-10-29 | 2016-06-15 | 韩国地质资源研究院 | Specific gravity screening device capable of simultaneously screening heavy mineral component and magnetic mineral component |
| CN106166544A (en) * | 2016-08-25 | 2016-11-30 | 王凡业 | A kind of dual-purpose slurry vibration sieve |
| CN106166543A (en) * | 2016-08-25 | 2016-11-30 | 王凡业 | A kind of equipment having concurrently except ferrum and screening function |
| CN106179737A (en) * | 2016-08-25 | 2016-12-07 | 王凡业 | A kind of equipment integrated except ferrum and screening function |
| CN106269475A (en) * | 2016-08-25 | 2017-01-04 | 安庆银亿轴承有限公司 | A kind of vibrosieve material device |
| CN107088472A (en) * | 2017-07-08 | 2017-08-25 | 佛山市幻实科技有限公司 | A kind of ceramic machinery deironing apparatus |
| CN108745874A (en) * | 2018-07-28 | 2018-11-06 | 赣州市兴顺辉科技有限公司 | A kind of coating vibrating screen of the coating material production convenient for cleaning replacement |
| CN108878807A (en) * | 2018-06-04 | 2018-11-23 | 欣旺达电子股份有限公司 | High Ni-based quaternary positive electrode and preparation method thereof |
| CN116689168A (en) * | 2023-08-05 | 2023-09-05 | 新乡市弘力电源科技有限公司 | High temperature resistant lithium manganate synthesizes screening plant |
-
2008
- 2008-10-28 CN CNU200820142763XU patent/CN201308893Y/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105682809A (en) * | 2013-10-29 | 2016-06-15 | 韩国地质资源研究院 | Specific gravity screening device capable of simultaneously screening heavy mineral component and magnetic mineral component |
| CN104201421A (en) * | 2014-07-29 | 2014-12-10 | 江西世纪长河新电源有限公司 | Processing method for reducing self-discharge rate of battery core |
| CN104959227A (en) * | 2015-05-25 | 2015-10-07 | 绥阳县华夏陶瓷有限责任公司 | Rotary filtering apparatus of slurry |
| CN105381879A (en) * | 2015-12-01 | 2016-03-09 | 天紫再生资源加工（天津）有限公司 | Improved rubbish sorting system |
| CN106179737A (en) * | 2016-08-25 | 2016-12-07 | 王凡业 | A kind of equipment integrated except ferrum and screening function |
| CN106166543A (en) * | 2016-08-25 | 2016-11-30 | 王凡业 | A kind of equipment having concurrently except ferrum and screening function |
| CN106166544A (en) * | 2016-08-25 | 2016-11-30 | 王凡业 | A kind of dual-purpose slurry vibration sieve |
| CN106269475A (en) * | 2016-08-25 | 2017-01-04 | 安庆银亿轴承有限公司 | A kind of vibrosieve material device |
| CN107088472A (en) * | 2017-07-08 | 2017-08-25 | 佛山市幻实科技有限公司 | A kind of ceramic machinery deironing apparatus |
| CN108878807A (en) * | 2018-06-04 | 2018-11-23 | 欣旺达电子股份有限公司 | High Ni-based quaternary positive electrode and preparation method thereof |
| CN108745874A (en) * | 2018-07-28 | 2018-11-06 | 赣州市兴顺辉科技有限公司 | A kind of coating vibrating screen of the coating material production convenient for cleaning replacement |
| CN108745874B (en) * | 2018-07-28 | 2020-05-05 | 安徽漫画树涂料有限公司 | Coating production is with coating shale shaker of being convenient for wash change |
| CN116689168A (en) * | 2023-08-05 | 2023-09-05 | 新乡市弘力电源科技有限公司 | High temperature resistant lithium manganate synthesizes screening plant |
| CN116689168B (en) * | 2023-08-05 | 2023-10-27 | 新乡市弘力电源科技有限公司 | High temperature resistant lithium manganate synthesizes screening plant |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090916 |