CN220716531U - Diaphragm coating machine trough capable of avoiding slurry settlement at dead angle of feed chute - Google Patents
Diaphragm coating machine trough capable of avoiding slurry settlement at dead angle of feed chute Download PDFInfo
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- CN220716531U CN220716531U CN202322278564.9U CN202322278564U CN220716531U CN 220716531 U CN220716531 U CN 220716531U CN 202322278564 U CN202322278564 U CN 202322278564U CN 220716531 U CN220716531 U CN 220716531U
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- trough
- stirring
- feed
- bottom plate
- coater
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- 239000002002 slurry Substances 0.000 title claims abstract description 60
- 239000011248 coating agent Substances 0.000 title claims abstract description 15
- 238000000576 coating method Methods 0.000 title claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 97
- 239000007788 liquid Substances 0.000 claims description 16
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000002572 peristaltic effect Effects 0.000 claims description 3
- 230000008021 deposition Effects 0.000 abstract description 3
- 238000010992 reflux Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 5
- 238000004062 sedimentation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a diaphragm coater trough for avoiding slurry settlement at dead angles of a feed trough, which comprises the feed trough and at least one return trough arranged on one side of the feed trough, wherein the feed trough comprises a square bottom plate and four side walls extending upwards from the edge of the bottom plate, the four side walls are enclosed into a frame shape, at least one feed inlet is arranged on the bottom plate, a reflux outlet is arranged at the bottom of the return trough, a first stirring device is arranged on the bottom plate, four first stirring devices are respectively arranged at four diagonal vertexes of the bottom plate, and the stirring directions of the four first stirring devices are all directed to the central position of the bottom plate. The slurry at the four diagonal vertexes can be fully stirred, so that the problem that the slurry at the dead angles at the four diagonal vertexes cannot be stirred is avoided, the deposition of the slurry is avoided, the consistency of the coating thickness of the diaphragm is ensured, and the equipment is convenient to clean after the operation is completed.
Description
Technical Field
The utility model relates to the technical field of lithium ion battery coating equipment, in particular to a diaphragm coating machine trough for avoiding slurry settlement at dead angles of a feed trough.
Background
The coating precision requirement of the diaphragm is higher and higher, the coating machine only utilizes slurry with the depth of the upper layer of the trough to be about 1cm to 2cm to carry out coating in the production process, so that slurry in the middle layer of the trough can be settled, the slurry of the trough needs to be stirred when the coating machine is used for ensuring the uniformity of the slurry, the traditional working mode is to utilize two or more stirring devices with different stirring directions to stir left and right back and forth, but the lithium ion battery produced in the mode still has the condition of incomplete stirring after long-time production and manufacture, the reason is that dead angles exist at the peaks of four diagonals of the square feeding trough, the slurry at the dead angles cannot be stirred, and therefore, the slurry is deposited, the consistency of the coating thickness of the diaphragm is difficult to ensure, equipment is difficult to clean after the operation is finished, and the next material is not polluted.
Disclosure of Invention
The utility model aims to solve the technical problem of fully stirring slurry at dead angle parts at four diagonal vertexes of a square feed chute, so that the slurry stirring becomes more uniform and the slurry is prevented from settling. Because the first stirring device has four and arranges in four diagonal vertexes of bottom plate respectively, and the stirring direction of four first stirring device all points to the central point of bottom plate for the thick liquids of four diagonal vertexes of bottom plate can be constantly stirred to the central point of bottom plate, and can mix with the thick liquids of other diagonal vertexes department, so that the thick liquids of four diagonal vertexes department can obtain intensive stirring, thereby avoid the thick liquids of dead angle department of four diagonal vertexes department to obtain the problem of stirring, thereby avoid the deposit of thick liquids, make diaphragm coating thickness uniformity obtain guaranteeing, make equipment convenient clearance after the operation is accomplished, with this guarantee next material pollution-free.
The technical problems to be solved by the utility model are realized by the following technical scheme:
in order to solve the technical problems, the utility model provides a diaphragm coater trough for avoiding slurry settlement at dead angles of a feed trough, which comprises the feed trough and at least one return trough arranged on one side of the feed trough, wherein the feed trough comprises a square bottom plate and four side walls extending upwards from the edge of the bottom plate, the four side walls are enclosed into a frame shape, at least one feed inlet is arranged on the bottom plate, a reflux outlet is arranged at the bottom of the return trough, first stirring devices are arranged on the bottom plate, the first stirring devices are four and are respectively arranged at four diagonal vertexes of the bottom plate, and the stirring directions of the four first stirring devices are all directed to the central position of the bottom plate.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, the center position of the bottom plate is provided with a second stirring device.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, provided by the utility model, the stirring power of the first stirring device is lower than that of the second stirring device.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, provided by the utility model, the stirring direction of the second stirring device is vertically upward.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of a feed trough, the setting height of the first stirring device is not higher than one third of the depth of the feed trough, and the setting height of the second stirring device is not higher than two thirds of the depth of the feed trough.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, two second stirring devices are arranged, and the stirring directions of the two second stirring devices are different.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, the stirring directions of the two second stirring devices are mutually perpendicular.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, the second stirring device is a pneumatic stainless steel blade rotating device.
As an optimal implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, the pneumatic stainless steel blade rotating device is internally provided with an air pressure valve capable of adjusting the air flow.
As a preferable implementation mode of the diaphragm coater trough for avoiding slurry settlement at dead angles of the feed trough, provided by the utility model, the feed inlet is connected with a peristaltic pump.
The utility model has the following beneficial effects:
because the first stirring device has four and arranges in four diagonal vertexes of bottom plate respectively, and the stirring direction of four first stirring device all points to the central point of bottom plate for the thick liquids of four diagonal vertexes of bottom plate can be constantly stirred to the central point of bottom plate, and can mix with the thick liquids of other diagonal vertexes department, so that the thick liquids of four diagonal vertexes department can obtain intensive stirring, thereby avoid the thick liquids of dead angle department of four diagonal vertexes department to obtain the problem of stirring, thereby avoid the deposit of thick liquids, make diaphragm coating thickness uniformity obtain guaranteeing, make equipment convenient clearance after the operation is accomplished, with this guarantee next material pollution-free.
Drawings
For a clearer description of the solution in the present application, a brief description will be given below of the drawings that are needed in the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present application, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a trough of a diaphragm coater, which is provided by the utility model and is used for avoiding slurry settlement at dead corners of a feed trough.
Fig. 2 is a top view of the feed tank of fig. 1.
Fig. 3 is a schematic structural diagram of a trough of a diaphragm coater for avoiding slurry settlement at dead corners of a feed trough, which is provided by the utility model.
Fig. 4 is a top view of the feed chute of fig. 3.
Reference numerals illustrate:
a feed tank 1; a feed back tank 2; a bottom plate 11; a side wall 12; a feed inlet 3; a return outlet 4; a first stirring device 5; a second stirring device 6.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
The utility model provides a diaphragm coater trough for avoiding slurry settlement at dead angles of a feed trough, which comprises the feed trough and at least one return trough arranged on one side of the feed trough, wherein the feed trough comprises a square bottom plate and four side walls extending upwards from the edge of the bottom plate, the four side walls are enclosed into a frame shape, at least one feed inlet is arranged on the bottom plate, a reflux outlet is arranged at the bottom of the return trough, a first stirring device is arranged on the bottom plate, four first stirring devices are respectively arranged at four diagonal vertexes of the bottom plate, and the stirring directions of the four first stirring devices are all directed to the central position of the bottom plate.
Because the first stirring device has four and arranges in four diagonal vertexes of bottom plate respectively, and the stirring direction of four first stirring device all points to the central point of bottom plate for the thick liquids of four diagonal vertexes of bottom plate can be constantly stirred to the central point of bottom plate, and can mix with the thick liquids of other diagonal vertexes department, so that the thick liquids of four diagonal vertexes department can obtain intensive stirring, thereby avoid the thick liquids of dead angle department of four diagonal vertexes department to obtain the problem of stirring, thereby avoid the deposit of thick liquids, make diaphragm coating thickness uniformity obtain guaranteeing, make equipment convenient clearance after the operation is accomplished, with this guarantee next material pollution-free.
In order to better understand the technical solutions of the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings. The present utility model is described in detail below with reference to the drawings and the embodiments, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
Example 1
Referring to fig. 1 and 2, a separator coater trough for avoiding slurry settling in dead angle of a feed trough 1 provided by the present utility model includes a feed trough 1 and a return trough 2, wherein the return trough 2 is disposed at one side of the feed trough 1, at least one return trough 2 is disposed on the bottom of the feed trough 1, in this embodiment, two return troughs 2 are respectively disposed at two sides of the feed trough 1, the feed trough 1 includes a square bottom plate 11 and four side walls 12, the four side walls 12 are formed by extending upward from edges of the bottom plate 11, the four side walls 12 sequentially enclose a frame shape, at least one feed inlet 3 is disposed on the bottom plate 11, in this embodiment, three feed inlets 3 are disposed, a return outlet 4 is disposed at the bottom of the return trough 2, a top of the feed trough 1 is conducted with a top of the return trough 2 to form a circulation path, a first stirring device 5 is disposed on the bottom plate 11, the first stirring device 5 is disposed at four diagonal corners of the bottom plate 11, and the stirring directions of the four first stirring devices 5 are all directed to a center position of the bottom plate 11. Because the first stirring devices 5 are four and are respectively arranged at the four diagonal vertexes of the bottom plate 11, and the stirring directions of the four first stirring devices 5 are all directed to the central position of the bottom plate 11, the slurry at the four diagonal vertexes of the bottom plate 11 can be continuously stirred to the central position of the bottom plate 11 and can be mixed with the slurry at the other diagonal vertexes, so that the slurry at the four diagonal vertexes can be fully stirred, the problem that the slurry at dead angles at the four diagonal vertexes cannot be stirred is avoided, the deposition of the slurry is avoided, the consistency of the coating thickness of a diaphragm is ensured, equipment is convenient to clean after the operation is finished, and the next material is free from pollution is ensured.
Example 2
Referring to fig. 3 and fig. 4, as a further optimization scheme of embodiment 1, in this embodiment, the difference from embodiment 1 is that a second stirring device 6 is disposed at the center of the bottom plate 11, and the second stirring device 6 can further stir the slurry stirred by the 4 first stirring devices 5, so that stirring is more sufficient, and the slurry sedimentation is further avoided.
Further, since the sedimentation rate at the dead angle of the diagonal line vertex is not high and there are four first stirring devices 5, the stirring power of the first stirring device 5 is lower than that of the second stirring device 6 to make the stirring more uniform. Preferably, the stirring direction of the second stirring device 6 is vertically upward so that the sufficiently stirred slurry can be continuously fed to the uppermost layer.
More preferably, there are two second stirring devices 6, and the stirring directions of the two second stirring devices 6 are different. The slurry in the feed chute 1 can be stirred by the two second stirring devices 6 respectively towards different directions, so that the stirring of the slurry can be more uniform, the problem that dead angles exist in the feed chute 1 and the slurry cannot be completely stirred is avoided, and the deposition phenomenon of the slurry can be avoided.
Further, the first stirring device 5 is not higher than one third of the depth of the feed chute 1, so that the slurry at the bottom of the dead angle of the feed chute 1 can be sufficiently stirred, and the second stirring device 6 is not higher than two thirds of the depth of the feed chute 1, so as to ensure the stirring effect.
Further, the stirring directions of the two second stirring devices 6 are mutually perpendicular, so that the stirring effect of the stirring devices is improved, and the phenomenon of slurry sedimentation is avoided.
Further, the second stirring device 6 is a pneumatic stainless steel blade rotating device, and the rotating blades can directly blow a certain pressure gas to drive rotation, or drive the rotating blades to rotate through the pneumatic element, and the rotating blades rotate to drive the slurry to flow left and right or up and down so as to avoid the slurry sedimentation phenomenon.
Further, the pneumatic stainless steel blade rotating device is internally provided with the pneumatic valve capable of adjusting the air flow, the air flow is adjusted through the pneumatic valve, so that the rotating speed of the rotating blade is changed, the slurry flow in the trough is controlled, the phenomenon that the slurry cannot be fully stirred when the rotating speed of the rotating blade is low is avoided, and the slurry overflows in a non-design range due to severe movement of the slurry when the rotating speed of the rotating blade is high can be avoided.
Further, a peristaltic pump is connected to the feed inlet 3, by which slurry is pumped from the feed inlet 3 into the feed tank 1.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It is apparent that the embodiments described above are only some embodiments of the present application, but not all embodiments, the preferred embodiments of the present application are given in the drawings, but not limiting the patent scope of the present application. This application may be embodied in many different forms, but rather, embodiments are provided in order to provide a more thorough understanding of the present disclosure. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing, or equivalents may be substituted for elements thereof. All equivalent structures made by the specification and the drawings of the application are directly or indirectly applied to other related technical fields, and are also within the protection scope of the application.
Claims (10)
1. The utility model provides a avoid diaphragm coating machine silo that feed chute dead angle thick liquids subsided, its characterized in that, it includes the feed chute and sets up at least one feed back groove of feed chute one side, the feed chute include square bottom plate and by four lateral walls that the edge of bottom plate upwards extends, four the lateral wall encloses into the frame, be provided with at least one feeding entry on the bottom plate, the bottom of feed back groove is provided with the return outlet, be provided with first agitating unit on the bottom plate, first agitating unit have four and arrange respectively in four diagonal angle summit departments of bottom plate, four first agitating unit's stirring direction all points the central point of bottom plate puts.
2. The separator coater trough for avoiding slurry settlement at dead corners of a feed trough according to claim 1, wherein a second stirring device is arranged at the center of the bottom plate.
3. The separator coater trough avoiding slurry settling at dead corners of the feed trough of claim 2, wherein the stirring power of the first stirring device is lower than the stirring power of the second stirring device.
4. The separator coater trough avoiding slurry settling at dead corners of the feed trough according to claim 2, wherein the stirring direction of the second stirring device is vertically upward.
5. The separator coater trough avoiding slurry settling at dead-angle of a feed trough of claim 2, wherein the first stirring device is set up to a height no greater than one third of the depth of the feed trough and the second stirring device is set up to a height no greater than two thirds of the depth of the feed trough.
6. The separator coater trough for avoiding slurry settlement at dead angles of a feed trough according to claim 2, wherein two second stirring devices are arranged, and the stirring directions of the two second stirring devices are different.
7. The separator coater trough for avoiding slurry settling at dead corners of a feed trough according to claim 6, wherein the stirring directions of the two second stirring devices are perpendicular to each other.
8. The separator coater trough avoiding slurry settling at dead corners of the feed trough of claim 2, wherein the second stirring device is a pneumatic stainless steel blade rotating device.
9. The diaphragm coater trough for avoiding slurry settlement at dead corners of a feed trough according to claim 8, wherein an air pressure valve capable of adjusting the air flow is arranged in the pneumatic stainless steel blade rotating device.
10. The separator coater trough avoiding slurry settling at dead corners of the feed trough of claim 1, wherein the feed inlet is connected with a peristaltic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322278564.9U CN220716531U (en) | 2023-08-23 | 2023-08-23 | Diaphragm coating machine trough capable of avoiding slurry settlement at dead angle of feed chute |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322278564.9U CN220716531U (en) | 2023-08-23 | 2023-08-23 | Diaphragm coating machine trough capable of avoiding slurry settlement at dead angle of feed chute |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220716531U true CN220716531U (en) | 2024-04-05 |
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ID=90502139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322278564.9U Active CN220716531U (en) | 2023-08-23 | 2023-08-23 | Diaphragm coating machine trough capable of avoiding slurry settlement at dead angle of feed chute |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220716531U (en) |
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2023
- 2023-08-23 CN CN202322278564.9U patent/CN220716531U/en active Active
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