CN214439989U - Lithium ion battery thick liquids abrasive disc formula demagnetizer - Google Patents
Lithium ion battery thick liquids abrasive disc formula demagnetizer Download PDFInfo
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- CN214439989U CN214439989U CN202023187602.2U CN202023187602U CN214439989U CN 214439989 U CN214439989 U CN 214439989U CN 202023187602 U CN202023187602 U CN 202023187602U CN 214439989 U CN214439989 U CN 214439989U
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Abstract
The utility model belongs to the technical field of lithium ion battery apparatus for producing, concretely relates to lithium ion battery thick liquids abrasive disc formula demagnetizer, the device comprises a device body, be provided with feed inlet and discharge gate on the device body, this internal demagnetizing pipeline that is provided with of device, the both ends are equipped with annular magnet respectively about the demagnetizing pipeline, the opening at both ends communicates with feed inlet and discharge gate respectively about the demagnetizing pipeline. Remove magnetic device adopt about two ring magnet constitute invariable even magnetic field, two certain clearances of ring magnet interval from top to bottom, battery thick liquids pass through stainless steel pipeline and get into between two magnets, the influence of magnetic substance in the thick liquids received even magnetic field force in the middle of two magnets adsorbs the magnet surface to play the effect of magnetic substance in detaching the thick liquids.
Description
Technical Field
The utility model belongs to the technical field of lithium ion battery apparatus for producing, concretely relates to lithium ion battery thick liquids abrasive disc formula demagnetizer.
Background
At present, the requirement of a lithium ion battery material on magnetic foreign matters is very high, the existence of the magnetic foreign matters brings great hidden danger to the safety performance of a lithium battery, the control of the magnetic foreign matters of the lithium ion battery material is the key for solving the safety problem of the lithium ion battery, and the content of the magnetic foreign matters is an important standard for measuring the quality of a lithium ion battery anode material. Therefore, the size, type and total content of the magnetic foreign particles in the lithium ion battery material must be strictly controlled during the production process.
The magnetic foreign matter removing device in the prior art is mainly an electromagnetic magnetic removing device, and the principle is that magnetic foreign matters in powder materials or liquid are adsorbed by exciting a magnetic body, then the magnetic body is demagnetized, and the magnetic foreign matters are washed out from the magnetic body to be discharged. However, most of the prior art magnet filters are of a magnetic rod type, the strength of the magnetic field around the magnetic rod is related to the distance from the magnetic rod, and the larger the distance is, the larger the magnetic field is weakened, so that when the distance is more than 7mm, the magnetic rod basically does not work, and the demagnetizing effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lithium ion battery thick liquids abrasive disc formula removes magnetic device, remove magnetic device adopt about two ring magnet constitute invariable even magnetic field, two certain clearances of ring magnet interval from top to bottom, battery thick liquids pass through stainless steel pipeline and get into between two magnets, magnetic material in the thick liquids receives the influence of even magnetic field force in the middle of two magnets, adsorbs the magnet surface to play the effect of detaching magnetic material in the thick liquids.
The technical scheme of the utility model is realized like this:
the utility model provides a lithium ion battery thick liquids mill formula demagnetizer, includes the device body, be provided with feed inlet and discharge gate on the device body, this internal demagnetizing pipeline that is provided with of device, the both ends are equipped with annular magnet respectively about the demagnetizing pipeline, the opening at both ends communicates with feed inlet and discharge gate respectively about the demagnetizing pipeline.
Lithium ion battery thick liquids mill formula except that magnetic device is when using, battery thick liquids get into from the feed inlet on the device body, then get into except in the magnetic pipeline, because two ring magnet about being provided with except that the magnetic pipeline, constitute invariable even magnetic field, two certain clearances in upper and lower ring magnet interval, battery thick liquids pass through stainless steel pipeline and get into between two magnets, magnetic substance in the thick liquids receives the influence of even magnetic field force in the middle of two magnets, adsorb the magnet surface, thereby play the effect of magnetic substance in detaching the thick liquids, thick liquids after except magnetism are discharged from the discharge gate of device body bottom. And if the content of the magnetic foreign matters in the demagnetized battery slurry does not meet the index requirement, the magnetic foreign matters can be removed circularly. This patent can high-efficient magnetic foreign matter content that reduces in the liquid thick liquids.
Preferably, a plurality of demagnetizing pipelines are arranged in the device body, so that the demagnetizing efficiency is higher.
Preferably, a hollow feeding cavity is formed in the device body and located below the feeding port, a plurality of material distributing ports are formed in the bottom of the feeding cavity and communicated with openings in the tops of the plurality of demagnetizing pipelines respectively.
Preferably, a hollow discharging cavity is formed in the device body above the discharging port, a plurality of feeding ports are formed in the top of the discharging cavity and are respectively communicated with the openings in the bottoms of the plurality of demagnetizing pipelines, a main outlet is formed in the bottom of the discharging cavity, and the main outlet is communicated with the discharging port of the device body.
Preferably, the bottom of the discharging cavity is provided with a necking structure with a wide top and a narrow bottom, and the total outlet is arranged at the narrowest position of the bottom.
Preferably, the magnetic bar is arranged in the discharging cavity, so that the slurry demagnetized through the demagnetizing pipeline can be demagnetized again, and the content of magnetic foreign matters in the demagnetized battery slurry is ensured to meet the index requirement.
Preferably, the demagnetizing pipeline is a stainless steel pipeline, and the device body is a stainless steel shell.
Advantageous effects
Remove magnetic device adopt about two ring magnet constitute invariable even magnetic field, two certain clearances of ring magnet interval from top to bottom, battery thick liquids pass through stainless steel pipeline and get into between two magnets, the influence of magnetic substance in the thick liquids received even magnetic field force in the middle of two magnets adsorbs the magnet surface to play the effect of magnetic substance in detaching the thick liquids. And if the content of the magnetic foreign matters in the demagnetized battery slurry does not meet the index requirement, the magnetic foreign matters can be removed circularly. This patent can high-efficient magnetic foreign matter content that reduces in the liquid thick liquids.
Drawings
Fig. 1 is a schematic structural diagram of a lithium ion battery slurry millstone type demagnetizing device according to embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a lithium ion battery slurry millstone type demagnetizing device according to embodiment 2 of the present invention;
the device comprises a device body 1, a feeding hole 2, a discharging hole 3, a demagnetizing pipeline 4, an annular magnet 5, a feeding cavity 6, a discharging cavity 7 and a magnetic rod 8.
Detailed Description
In order to deepen the understanding of the utility model, it is right to combine the example and the attached drawing below the utility model discloses lithium ion battery thick liquids abrasive disc formula removes magnetism device and does further detailing, and this embodiment only is used for explaining the utility model discloses, does not constitute the restriction to the scope of protection of the utility model.
Example 1
As shown in fig. 1, a lithium ion battery slurry millstone type demagnetizing device comprises a device body 1, wherein a feeding hole 2 and a discharging hole 3 are formed in the device body, a demagnetizing pipeline 4 is arranged in the device body, annular magnets 5 are respectively sleeved at the upper end and the lower end of the demagnetizing pipeline, and openings at the upper end and the lower end of the demagnetizing pipeline are respectively communicated with the feeding hole and the discharging hole.
Lithium ion battery thick liquids mill formula except that magnetic device is when using, battery thick liquids get into from the feed inlet on the device body, then get into except in the magnetic pipeline, because two ring magnet about being provided with except that the magnetic pipeline, constitute invariable even magnetic field, two certain clearances in upper and lower ring magnet interval, battery thick liquids pass through stainless steel pipeline and get into between two magnets, magnetic substance in the thick liquids receives the influence of even magnetic field force in the middle of two magnets, adsorb the magnet surface, thereby play the effect of magnetic substance in detaching the thick liquids, thick liquids after except magnetism are discharged from the discharge gate of device body bottom. And if the content of the magnetic foreign matters in the demagnetized battery slurry does not meet the index requirement, the magnetic foreign matters can be removed circularly. This patent can high-efficient magnetic foreign matter content that reduces in the liquid thick liquids.
The demagnetizing pipeline is a stainless steel pipeline, and the device body is a stainless steel shell.
Example 2
As shown in fig. 2, the lithium ion battery slurry millstone type demagnetizing device comprises a device body 1, wherein a feeding hole 2 and a discharging hole 3 are formed in the device body, a demagnetizing pipeline 4 is arranged in the device body, annular magnets 5 are respectively sleeved at the upper end and the lower end of the demagnetizing pipeline, and openings at the upper end and the lower end of the demagnetizing pipeline are respectively communicated with the feeding hole and the discharging hole.
This internal a plurality of degaussing pipelines that are provided with of device, it is higher to remove magnetism efficiency.
The device is characterized in that a hollow feeding cavity 6 is arranged below the feeding hole in the device body, a plurality of material distributing openings are formed in the bottom of the feeding cavity and are communicated with openings in the tops of the plurality of demagnetizing pipelines respectively.
The device is characterized in that a hollow discharging cavity 7 is arranged above the discharging port in the device body, a plurality of feeding ports are arranged at the top of the discharging cavity and are respectively communicated with openings at the bottoms of the plurality of demagnetizing pipelines, a main outlet is arranged at the bottom of the discharging cavity, and the main outlet is communicated with the discharging port of the device body.
The bottom of the discharging cavity is of a necking structure with a wide upper part and a narrow lower part, and the total outlet is arranged at the narrowest part of the bottom.
The discharging cavity is internally provided with a magnetic bar 8 which can demagnetize the slurry demagnetized by the demagnetizing pipeline again, so that the content of magnetic foreign matters in the demagnetized battery slurry can meet the index requirement.
The demagnetizing pipeline is a stainless steel pipeline, and the device body is a stainless steel shell.
When the lithium ion battery slurry millstone type demagnetizing device is used, the battery slurry enters the feeding cavity 6 from the feeding hole on the device body and then respectively enters each demagnetizing pipeline from a plurality of material distributing holes arranged at the bottom of the feeding cavity, because the upper and lower annular magnets are arranged outside the magnetic pipeline to form a constant and uniform magnetic field, a gap is formed between the upper and lower annular magnets, the battery slurry enters between the two magnets through the stainless steel pipeline, the magnetic substance in the slurry is adsorbed on the surfaces of the magnets under the influence of uniform magnetic field force between the two magnets, thereby playing the role of removing magnetic substances in the slurry, the slurry after being demagnetized by the demagnetizing pipeline enters the discharging cavity 7, then further demagnetized by the magnetic bar 8 to ensure that the content of magnetic foreign matters in the demagnetized battery slurry meets the index requirement, and finally the further demagnetized battery slurry is discharged from a discharge hole at the bottom of the device body. And if the content of the magnetic foreign matters in the demagnetized battery slurry does not meet the index requirement, the magnetic foreign matters can be removed circularly. This patent can high-efficient magnetic foreign matter content that reduces in the liquid thick liquids.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a lithium ion battery thick liquids abrasive disc formula demagnetizer which characterized in that: the device comprises a device body, wherein a feeding hole and a discharging hole are formed in the device body, a demagnetizing pipeline is arranged in the device body, annular magnets are respectively sleeved at the upper end and the lower end of the demagnetizing pipeline, and openings at the upper end and the lower end of the demagnetizing pipeline are respectively communicated with the feeding hole and the discharging hole.
2. The lithium ion battery slurry millstone type demagnetizing device of claim 1, characterized in that: a plurality of demagnetizing pipelines are arranged in the device body.
3. The lithium ion battery slurry millstone type demagnetizing device of claim 2, wherein: the device is characterized in that a hollow feeding cavity is formed in the device body and located below the feeding port, a plurality of material distributing ports are formed in the bottom of the feeding cavity and communicated with openings in the tops of the plurality of demagnetizing pipelines respectively.
4. The lithium ion battery slurry millstone type demagnetizing device according to claim 3, characterized in that: the device is characterized in that a hollow discharging cavity is arranged above the discharging port in the device body, a plurality of feeding ports are arranged at the top of the discharging cavity and are respectively communicated with openings at the bottoms of the plurality of demagnetizing pipelines, a main outlet is arranged at the bottom of the discharging cavity, and the main outlet is communicated with the discharging port of the device body.
5. The lithium ion battery slurry millstone type demagnetizing device according to claim 4, characterized in that: the bottom of the discharging cavity is of a necking structure with a wide upper part and a narrow lower part, and the total outlet is arranged at the narrowest part of the bottom.
6. The lithium ion battery slurry millstone type demagnetizing device according to claim 4, characterized in that: and a magnetic bar is arranged in the discharge cavity.
7. The lithium ion battery slurry millstone type demagnetizing device of claim 1, characterized in that: the demagnetizing pipeline is a stainless steel pipeline, and the device body is a stainless steel shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023187602.2U CN214439989U (en) | 2020-12-26 | 2020-12-26 | Lithium ion battery thick liquids abrasive disc formula demagnetizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023187602.2U CN214439989U (en) | 2020-12-26 | 2020-12-26 | Lithium ion battery thick liquids abrasive disc formula demagnetizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214439989U true CN214439989U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023187602.2U Active CN214439989U (en) | 2020-12-26 | 2020-12-26 | Lithium ion battery thick liquids abrasive disc formula demagnetizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214439989U (en) |
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2020
- 2020-12-26 CN CN202023187602.2U patent/CN214439989U/en active Active
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