CN219399653U - Battery slurry treatment device - Google Patents
Battery slurry treatment device Download PDFInfo
- Publication number
- CN219399653U CN219399653U CN202320805345.9U CN202320805345U CN219399653U CN 219399653 U CN219399653 U CN 219399653U CN 202320805345 U CN202320805345 U CN 202320805345U CN 219399653 U CN219399653 U CN 219399653U
- Authority
- CN
- China
- Prior art keywords
- channel
- slurry
- battery
- treatment device
- flow
- 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.)
- Active
Links
- 239000002002 slurry Substances 0.000 title claims abstract description 63
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 239000012528 membrane Substances 0.000 claims description 8
- 238000004537 pulping Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000002360 preparation method Methods 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000004513 sizing Methods 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000011267 electrode slurry Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Cell Separators (AREA)
Abstract
The utility model belongs to the technical field of battery slurry, and discloses a battery slurry treatment device, wherein one end of the battery slurry treatment device is communicated with a slurry preparation device, the other end of the battery slurry treatment device is communicated with a coating device, the battery slurry treatment device comprises a sealing element, a circulating element and a filtering element, the circulating element is arranged in the sealing element at intervals, a first channel is formed between the circulating element and the sealing element, a second channel is arranged in the circulating element, the filtering element is arranged in the second channel, a third channel is arranged in the filtering element, slurry in the slurry preparation device enters the third channel and is filtered by the filtering element, filtered liquid flows into the first channel through a through hole in the circulating element and is discharged through the first channel, filtered residual slurry is discharged to the coating device through the third channel, the solid content of the treated slurry is improved, the treatment process is convenient and efficient, and the cost is low.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a battery slurry treatment device.
Background
The positive and negative electrode slurry of the battery needs to have good stability, which is an important index for ensuring the consistency of the battery in the production process of the battery. Along with the completion of the slurry mixing of the slurry making device, the stirring is stopped, the slurry can be subjected to sedimentation, flocculation and other phenomena, large particles are generated, the subsequent coating and other processes can be greatly influenced, and for the slurry mixing process, the stirring process of the slurry mixing, the binder, the solid content and the slurry viscosity have important influences on the stability of the slurry. Experiments prove that the lower solid content in the pulping process is beneficial to the dispersion of the main material and the conductive material, and the higher the solid content of the sizing agent is in the coating process, the fewer defects such as bubbles, pinholes, cracks, foil leakage and the like are, namely the coating efficiency and the coating quality are obviously improved, so that the solid content of the sizing agent needs to be improved as much as possible before the sizing agent is introduced into a coating device after the sizing agent is mixed in the pulping device.
In the prior art, the solid content is often increased by adding a dispersing agent (such as glycerol) to the slurry, and in order to control the viscosity within a certain range, a binder (such as modified PVDF) is added to the slurry to improve the cohesiveness of the slurry, and a large amount of additives are added to the slurry, so that the production cost is increased, and the subsequent charge and discharge of the battery can be influenced.
Accordingly, there is a need for an apparatus that solves the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a battery slurry treatment device which is convenient, efficient and low in cost.
To achieve the purpose, the utility model adopts the following technical scheme:
one end of the battery slurry treatment device is communicated with the pulping device, the other end of the battery slurry treatment device is communicated with the coating device, the battery slurry treatment device comprises a sealing piece, a circulating piece and a filtering piece, the circulating piece is arranged in the sealing piece at intervals, a second channel is arranged in the circulating piece, a first channel is formed between the sealing piece and the circulating piece, the filtering piece is arranged in the second channel, a third channel is arranged in the filtering piece, slurry to be treated in the pulping device enters the third channel and is filtered by the filtering piece, filtered liquid flows into the first channel through a through hole in the circulating piece and is discharged by the first channel, and the filtered residual slurry is discharged to the coating device through the third channel.
In some embodiments, the filter is a permeable membrane having a pore size no greater than 50nm, the permeable membrane being affixed to an inner wall of the second channel and forming the third channel.
In some embodiments, a water absorbing member is disposed in the first channel.
In some embodiments, the through hole is disposed at a bottom of the flow-through member.
In some embodiments, the through holes are arranged on the flow member at intervals.
In some embodiments, the sealing member is provided with a drainage port communicated with the first channel, and the liquid in the first channel is discharged through the drainage port.
In some embodiments, the battery slurry treatment device further comprises a drain tube in communication with the drain port capable of directing filtered liquid out of the first channel.
In some embodiments, a support is disposed in the first channel, the support having one end connected to the seal and the other end connected to the flow-through member.
In some embodiments, a plurality of the support members are disposed in the first passage, and each of the support members has one end connected to the sealing member and the other end connected to the flow-through member.
In some embodiments, the filter element is removably attached to the flow-through element.
The beneficial effects are that: the utility model provides a battery slurry treatment device, wherein one end of the battery slurry treatment device is communicated with a slurry making device, the other end of the battery slurry treatment device is communicated with a coating device, the battery slurry treatment device comprises a sealing piece, a circulating piece and a filtering piece, the circulating piece is arranged in the sealing piece at intervals, a second channel is arranged in the circulating piece, a first channel is formed between the sealing piece and the circulating piece, the filtering piece is arranged in the second channel, a third channel is arranged in the filtering piece, slurry in the slurry making device enters the third channel and is filtered by the filtering piece, filtered liquid flows into the first channel through a through hole in the circulating piece and is discharged through the first channel, filtered residual slurry is discharged into the coating device through the third channel, the solid content of the treated slurry is improved, the treatment process is convenient and efficient, and the cost is low.
Drawings
Fig. 1 is a schematic view of a battery slurry treatment device according to the present utility model;
fig. 2 is an installation schematic diagram of the battery paste processing apparatus provided by the present utility model.
In the figure: 1. a seal; 2. a flow-through member; 3. a filter; 4. a pulping device; 5. a battery slurry treatment device; 6. a coating device; 7. and a drainage port.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
The embodiment provides a battery slurry treatment device, as shown in fig. 1, the battery slurry treatment device includes a sealing member 1, a flow member 2 and a filtering member 3, wherein the sealing member 1 is internally provided with a cavity structure, the flow member 2 is disposed in an internal cavity of the sealing member 1, a second channel is formed between the sealing member 1 and the flow member 2, a through hole is disposed on the surface of the flow member 2, the second channel is internally disposed in the flow member 2, the filtering member 3 is disposed in the second channel, specifically, a third channel is disposed in the filtering member 3, as shown in fig. 2, the pulping device 4 introduces the slurry to be treated into the third channel, after being filtered by the filtering member 3, filtered liquid can be discharged after flowing into the first channel through the through hole on the flow member 2, the treated slurry is discharged into the coating device 6 through the third channel, the redundant liquid after the treatment of the slurry is treated through the structure is filtered, the solid content is improved, and the treatment process is convenient and efficient, and the cost is low.
The liquid to be filtered includes water, ethanol, NMP, propanol, and the like.
In this embodiment, the filter 3 is a permeable membrane having a pore size of not more than 50nm, and the permeable membrane is attached to the inner wall of the second channel (i.e., the inner wall of the flow-through member 2), so that the flow-through member 2 provides a supporting force for the permeable membrane, thereby preventing the permeable membrane from being broken, and the filter 3 is internally formed with a third channel.
Specifically, pc (polycarbonate plastic) or pv (polyvinyl chloride resin) or other materials may be selected as the filter 3, so that the liquid can pass through the filter 3, but the solid cannot pass through, to separate the solid and the liquid in the slurry to be treated.
Further, the filter element 3 is detachably connected to the inner wall of the flow-through element 2, and can be detachably connected in an adhesive manner, so that the subsequent replacement is facilitated.
It should be noted that, since the slurry to be treated is introduced into the filter element 3 and then needs to reach a certain pressure difference to enable the multi-residual liquid to permeate out, the redundant liquid can only enter the second channel through the bottom of the filter element 3 and then enter the first channel through the through hole on the flow element 2, specifically, the through hole is arranged at the bottom of the flow element 2, so that the liquid can directly flow from the through hole at the bottom of the flow element 2 to the first channel after permeating from the bottom of the filter element 3 to the second channel.
In some embodiments, the flow-through member 2 is provided with a plurality of through holes at intervals so that the liquid filtered by the filter member 3 can flow into the first channel rapidly.
Further, a supporting member (not shown) such as a strut is disposed in the first channel, one end of the supporting member is connected to the sealing member 1, and the other end is connected to the circulating member 2, so that the supporting circulating member 2 is disposed in the first channel at intervals, the outer wall of the circulating member 2 is prevented from being tightly attached to the inner wall of the sealing member 1, filtered liquid is prevented from accumulating at the bottom of the circulating member 2, and the filtered liquid is prevented from flowing back into the slurry.
In some embodiments, a plurality of supporting members may be disposed in the first channel, where a uniform end of each supporting member is connected to the sealing member 1 and another end of each supporting member is connected to the flow member 2, so as to improve the stability of supporting the flow members 2 at intervals disposed in the first channel.
In some embodiments, after the filtered liquid enters the first channel through the through hole on the flow member 2, the filtered liquid can directly flow out along two ends of the first channel, specifically, a water absorbing member (not shown in the figure) is placed in the first channel to absorb the liquid and help to treat the filtered liquid, and the water absorbing member can be made of a polymer material and has a relatively strong water absorbing capability.
In some embodiments, as shown in fig. 2, a drainage port 7 may be further formed on the sealing element 1, where the drainage port 7 is communicated with the first channel, and the liquid in the first channel can be discharged through the drainage port 7.
Further, a drain tube may be connected to the drain port 7 so that the filtered liquid can be led to a predetermined position.
Alternatively, the seal 1 may be a pipe structure, a tank-like structure or other irregular shape, adaptively shaped to the flow-through 2 to fit the outermost seal 1.
According to the battery slurry treatment device provided by the embodiment, the slurry to be treated provided by the pulping device 4 is introduced into the third channel, under the action of certain pressure, liquid enters the second channel from the bottom of the filtering piece 3, then enters the first channel through the through hole on the circulating piece 2, under the action of the drainage port 7 and the drainage tube, the filtered liquid is led to a preset collecting position, and the treated slurry is discharged to the coating device 6 through the other end of the third channel. Through the structure, the solid content of the battery slurry is improved, the operation is simple, the cost is low, the quality guarantee period of the battery slurry is prolonged through improving the solid content of the battery slurry, the energy consumption of the subsequent coating process is reduced, the energy conservation and emission reduction are realized, the coating efficiency and quality are improved, and the coating defects such as bubbles, pinholes, cracks and foil leakage are reduced.
It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (10)
1. The battery slurry treatment device is characterized by comprising a sealing element (1), a circulating element (2) and a filtering element (3), wherein the circulating element (2) is arranged inside the sealing element (1) at intervals, a second channel is arranged in the circulating element (2), a first channel is formed between the sealing element (1) and the circulating element (2), a third channel is arranged in the second channel and the filtering element (3), slurry to be treated in the pulping device (4) enters the third channel and flows into the first channel through a through hole in the circulating element (2) after being filtered by the filtering element (3), and is discharged through the first channel, and the residual slurry is discharged to the coating device (6) through the third channel.
2. The battery slurry treatment device according to claim 1, wherein the filter member (3) is a permeable membrane having a pore diameter of not more than 50nm, the permeable membrane being attached to an inner wall of the second passage and forming the third passage.
3. The battery paste processing apparatus of claim 1, wherein a water absorbing member is disposed in the first channel.
4. The battery paste processing apparatus according to claim 1, wherein the through hole is provided at a bottom of the flow-through member (2).
5. The battery paste processing apparatus according to any one of claims 1 to 4, wherein the flow member (2) is provided with a plurality of the through holes at intervals.
6. The battery slurry treatment device according to claim 1, wherein a drain port (7) communicating with the first passage is provided on the sealing member (1), and the liquid in the first passage can be discharged through the drain port (7).
7. The battery slurry treatment device according to claim 6, further comprising a drain tube communicating with the drain opening (7) capable of guiding filtered liquid out of the first channel.
8. The battery paste processing apparatus according to claim 1, wherein a support member is provided in the first passage, the support member having one end connected to the sealing member (1) and the other end connected to the flow-through member (2).
9. The battery paste processing apparatus according to claim 8, wherein a plurality of the support members are provided in the first passage, and a plurality of the support members are connected to the sealing member (1) at one end and to the flow-through member (2) at the other end.
10. Battery slurry treatment device according to claim 1, characterized in that the filter element (3) is detachably connected to the flow-through element (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320805345.9U CN219399653U (en) | 2023-04-12 | 2023-04-12 | Battery slurry treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320805345.9U CN219399653U (en) | 2023-04-12 | 2023-04-12 | Battery slurry treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219399653U true CN219399653U (en) | 2023-07-25 |
Family
ID=87235703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320805345.9U Active CN219399653U (en) | 2023-04-12 | 2023-04-12 | Battery slurry treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219399653U (en) |
-
2023
- 2023-04-12 CN CN202320805345.9U patent/CN219399653U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206735881U (en) | A kind of Sewage flocculation plant | |
| CN107441950A (en) | A kind of electrochemical couple ceramic filtration membrane and its application | |
| CN103408207A (en) | Integrated test device and method for dredging, dewatering and drying sludge in river and lake | |
| WO2023072097A1 (en) | Fenton process and ceramic membrane filtering-integrated sewage treatment unit | |
| CN219399653U (en) | Battery slurry treatment device | |
| CN102641619B (en) | Coagulating sedimentation separator | |
| CN210885560U (en) | River and lake water quality lifting and purifying treatment station | |
| CN209702362U (en) | Electrolytic air-floating machine | |
| CN111217508A (en) | High-efficient concentrated membrane filter press dewatering system of mud | |
| CN108465281B (en) | Filtering and concentrating device and filtering and concentrating method thereof | |
| CN202390239U (en) | Exposure-adjustable type three-dimensional electrode reactor | |
| CN201610383U (en) | Labyrinth type water collection device | |
| CN213112634U (en) | Purifier with dull and stereotyped membrane | |
| CN207259211U (en) | A kind of water purifier ultrafiltration membrane automatic cleaning apparatus | |
| CN206814471U (en) | Plain filter membrane component | |
| CN112897790A (en) | Rainwater purifier | |
| CN211385406U (en) | Small-size movable electrode slurry filtering device | |
| CN205076893U (en) | Dull and stereotyped film element suitable for frequent backwash MBR technology | |
| CN214360585U (en) | High-efficiency fiber filter | |
| CN111498982B (en) | Three-section type high-efficiency BAF sewage treatment device | |
| CN113618991B (en) | Automatic diaphragm slurry adding device | |
| CN205061644U (en) | Save reinforceing of medicament and thoughtlessly congeal clarifier | |
| CN214990544U (en) | Novel MBR flat membrane element | |
| CN215049217U (en) | Water supply and drainage sewage clarification device | |
| CN112057912B (en) | Double-row pipe vortex settling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |