CN220337289U - Air supporting structure - Google Patents
Air supporting structure Download PDFInfo
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- CN220337289U CN220337289U CN202321948683.4U CN202321948683U CN220337289U CN 220337289 U CN220337289 U CN 220337289U CN 202321948683 U CN202321948683 U CN 202321948683U CN 220337289 U CN220337289 U CN 220337289U
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- air
- holes
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- equalizing
- air outlet
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- 238000007667 floating Methods 0.000 claims abstract description 39
- 238000003466 welding Methods 0.000 claims description 9
- 230000003068 static effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005188 flotation Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Air-Flow Control Members (AREA)
Abstract
The utility model discloses an air floatation supporting structure which comprises an air floatation surface, a shell, an air inlet pipe and an air homogenizing plate, wherein the shell and the air floatation surface form a hollow cavity, the air inlet pipe is arranged on one side of the shell and communicated with the hollow cavity, the air homogenizing plate is arranged in the hollow cavity, a plurality of air homogenizing holes are formed in the air homogenizing plate, rectangular air outlet holes and air outlet strip slits are formed in the air floatation surface, the air outlet strip slits are respectively arranged on two sides of the air floatation surface, and the rectangular air outlet holes are uniformly formed in the air floatation surface. The utility model can form a uniform air film for the pole piece, increase the floating force for the pole piece, has smaller air resistance, can be directly driven by a fan and reduces the equipment cost.
Description
Technical Field
The utility model relates to the technical field of battery manufacturing, in particular to an air floatation supporting structure.
Background
In the manufacturing process of lithium batteries, the separator and the pole piece need to be coated. In the double-sided coating process, in order to avoid damage to the coating caused by contact between the over-roller and the slurry surface, it is often necessary to support the coated substrate in a non-contact manner by using an air-bearing structure such as an air-bearing roller. The existing air floatation supporting structure is mainly divided into two types, one type is that a large number of air holes are arranged on an air floatation surface to form an air film for supporting the pole piece, and the air film formed by the structure is not uniform enough and cannot stably support the pole piece; the other type adopts porous medium with a large number of micropores as an air floatation surface to form an air film for supporting the pole piece, and the structure can form a uniform air film, but the air resistance of the porous medium material is large, the air film can be formed only by driving the high-pressure air source, and the floatation force is small.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the air floatation supporting structure which can form a uniform air film for the pole piece, increase the floating force for the pole piece, has smaller air resistance, can be directly driven by a fan and reduces the equipment cost.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides an air supporting structure, includes air supporting face, casing, intake pipe and air-balancing board, the casing encloses into a cavity with the air supporting face, the intake pipe sets up one side of casing with cavity intercommunication, the air-balancing board sets up in the cavity, be provided with a plurality of air-balancing holes on the air-balancing board, be provided with rectangle venthole and air-out strip seam on the air supporting face, the air-out strip seam sets up respectively the both sides of air supporting face, the rectangle venthole evenly sets up on the air supporting face.
As the preferable technical scheme, the air floating surface is a cambered surface with the radian of 90 degrees.
As the preferable technical scheme, the air-equalizing plate comprises a first air-equalizing plate and a second air-equalizing plate, the second air-equalizing plate is positioned between the first air-equalizing plate and the air-floating surface, a first cavity is formed between the first air-equalizing plate and the shell, a second cavity is formed between the first air-equalizing plate and the second air-equalizing plate, a third cavity is formed between the second air-equalizing plate and the air-floating surface, and the first cavity, the second cavity and the third cavity are mutually communicated.
As the preferable technical scheme, the air equalizing holes on the first air equalizing plate and the air equalizing holes on the second air equalizing plate are arranged in a staggered mode, and the area of the air equalizing holes on the first air equalizing plate is larger than that of the air equalizing holes on the second air equalizing plate.
As the preferable technical scheme, the bottom of rectangle venthole is provided with the arc, the both ends of arc respectively with the left and right sides of rectangle venthole is connected, makes the both sides of rectangle venthole form left trompil and right trompil respectively, and the gas flows from the left trompil and the right trompil at the left and right sides of rectangle venthole relatively, increases the static pressure between pole piece and the air supporting face.
As the preferable technical scheme, a guide plate used for guiding the wind direction to the middle part of the air floatation surface is arranged in the air outlet strip slit, and the guide plate inclines towards the direction of the air homogenizing plate.
As the preferable technical scheme, the air-bearing surface is an upward-protruding cambered surface.
As the preferable technical scheme, still be provided with triangle-shaped venthole on the air supporting face, triangle-shaped venthole sets up the both ends of air supporting face, the apex angle of triangle-shaped venthole is towards the centre of air supporting face, the bottom surface of triangle-shaped venthole is provided with curved plate, curved plate is connected with two limit among them of triangle-shaped venthole, forms the toper gas pocket, makes gas flow from the both ends of air supporting face to the centre of air supporting face.
As the preferable technical scheme, the below of casing is provided with the base, the base with the casing passes through the riveting strip and is connected, the base with all seted up the through-hole on the casing, the through-hole on the casing with the through-hole on the base passes through the welding piece and is connected, forms the inlet port, be equipped with the sealing washer on the through-hole, make welding piece, base and casing contact closely, prevent not hard up.
The beneficial effects of the utility model are as follows: the utility model provides an air floatation supporting structure, which is characterized in that an air equalizing plate is arranged in a hollow cavity, a plurality of air equalizing holes are formed in the air equalizing plate, and air is uniformly distributed on the whole air floatation surface, so that an even air film can be formed on the air floatation surface; the air-floating surface is provided with an air outlet strip seam and a rectangular air outlet hole for air outlet from the side surface, so that the pressure of the air-floating surface and the floating force to the pole piece are increased.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an air bearing structure according to a first embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a first embodiment of the utility model;
FIG. 3 is a partial enlarged view at B in FIG. 2;
FIG. 4 is a perspective view of an air bearing support structure according to a second embodiment of the present utility model;
fig. 5 is a schematic structural diagram of an air bearing support structure according to a second embodiment of the present utility model;
FIG. 6 is an exploded view of a second embodiment of the present utility model;
FIG. 7 is a cross-sectional view of a second embodiment of the present utility model;
FIG. 8 is an enlarged view of a portion of FIG. 4 at C;
fig. 9 (a) and (D) are partial enlarged views at a in fig. 1 and D in fig. 5, respectively.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
Example 1
Referring to fig. 1, fig. 2, fig. 3 and fig. 9, an air-bearing structure provided by an embodiment of the present utility model includes an air-bearing surface 1, a housing 2, an air-equalizing plate 5 and an air inlet pipe 3, wherein the housing 2 and the air-bearing surface 1 enclose a hollow cavity, the air inlet pipe 3 is disposed on one side of the housing 2 and is communicated with the hollow cavity, rectangular air outlet holes 11 and air outlet slits 13 are disposed on the air-bearing surface 1, the air outlet slits 13 are symmetrically disposed on two sides of the air-bearing surface 1, the rectangular air outlet holes 11 are uniformly disposed on the air-bearing surface 1, the rectangular air outlet holes 11 are open on two sides, the air-equalizing plate 5 is disposed in the hollow cavity, the air-equalizing plate 5 includes a first air-equalizing plate 51 and a second air-equalizing plate 52, and a plurality of air-equalizing holes are disposed on the air-equalizing plate 5. The air flows into the hollow cavity from the air inlet pipe 3, the air entering in the air inlet pipe 3 is uniformly distributed through the air equalizing holes of the first air equalizing plate 51 and the second air equalizing plate 52, so that the air is uniformly distributed on the whole air floating surface 1, a uniform air film can be formed on the air floating surface 1, the air is guided to blow out from the air outlet slit 13 and from the side direction of the rectangular air outlet hole 11 through the rectangular air outlet hole 11 and the air outlet slit 13, the dynamic pressure of the air blown out from the air floating surface 1 is converted into static pressure, the floating force on the pole piece is increased, and the pressure of the air floating surface 1 is increased.
Specifically, the air-floating surface 1 is a cambered surface with a radian of 90 degrees, the bottom of the rectangular air outlet hole 11 is provided with an arc plate 113, two ends of the arc plate 113 are respectively connected with the left and right ends of the rectangular air outlet hole 11, so that left openings 111 and right openings 112 are respectively formed on two sides of the rectangular air outlet hole 11, air flows out relatively from the left openings 111 and the right openings 112 on the left and right ends of the rectangular air outlet hole 11, the impact of air flow on a pole piece is reduced, and the static pressure between the pole piece and the air-floating surface 1 is increased; the air outlet strip seam 13 is internally provided with a guide plate 131 for guiding the air direction to the middle part of the air flotation surface 1, the guide plate 131 is formed by inwards bending the edge of the air flotation surface 1, and the guide plate 131 is inclined towards the direction of the air equalizing plate 5.
Further, the shape of the air equalizing plate 5 is similar to that of the air floating surface 1, namely, the air equalizing plate 5 is an arc plate with the radian of 90 degrees, the air equalizing plate 5 comprises a first air equalizing plate 51 and a second air equalizing plate 52, the second air equalizing plate 52 is located between the first air equalizing plate 51 and the air floating surface 1, a first cavity is formed between the first air equalizing plate 51 and the shell 2, a second cavity is formed between the first air equalizing plate 51 and the second air equalizing plate 52, and a third cavity is formed between the second air equalizing plate 52 and the air floating surface 1, wherein the first cavity, the second cavity and the third cavity are mutually communicated. Specifically, the both sides of first air-equalizing plate 51 and second air-equalizing plate 52 have the installing support that is used for connecting air-equalizing plate 5, first air-equalizing plate 51 and second air-equalizing plate 52 pass through installing support and screw connection.
Further, the air equalizing holes on the first air equalizing plate 51 and the air equalizing holes on the second air equalizing plate 52 are staggered, and the area of the air equalizing holes on the first air equalizing plate 51 is larger than that of the air equalizing holes on the second air equalizing plate 52.
Specifically, the air inlet pipe 3 is communicated with the first cavity, after the air of the air inlet pipe 3 is introduced into the first cavity, the air flows into the second cavity through the air equalizing holes of the first air equalizing plate 51, then flows into the third cavity through the air equalizing holes of the second air equalizing plate 52, finally, a stable air film is formed on the air floatation surface 1 through the rectangular air outlet holes 11 and the air outlet strip slits 13 on the air floatation surface 1, when the air flows into the second cavity from the air equalizing holes of the first air equalizing plate 51, the air is uniformly distributed for the first time, and when the air flows into the third cavity from the air equalizing holes of the second air equalizing plate 52, the air is uniformly distributed for the second time, and because the air equalizing holes of the second air equalizing plate 52 are smaller than the air equalizing holes of the first air equalizing plate 51, the air equalizing holes of the first air equalizing plate 51 and the air equalizing holes of the second air equalizing plate 52 are staggered, and after the air flows are uniformly distributed for two times, a stable air flow is formed on the air floatation surface 1, and at the moment, the air flows can form a uniform pressure surface on the air floatation surface 1 through the rectangular air outlet holes 11 and the air outlet strip slits 13.
Example 2
Referring to fig. 4-9, an air-floating support structure provided by an embodiment of the present utility model includes an air-floating surface 1, a housing 2, a base 4 and an air-equalizing plate 5, wherein the housing 2 and the air-floating surface 1 enclose a hollow cavity, a handle is disposed at one end of the housing 2, the air-equalizing plate 5 is disposed in the hollow cavity, a plurality of air-equalizing holes are disposed on the air-equalizing plate 5, a rectangular air outlet hole 11, a triangular air outlet hole 12 and an air outlet slit 13 are disposed on the air-floating surface 1, the air outlet slits 13 are symmetrically disposed on two sides of the air-floating surface 1, the triangular air outlet holes 12 are symmetrically disposed on two ends of the air-floating surface 1, the rectangular air outlet holes 11 are uniformly disposed on the air-floating surface 1, and the base 4 is disposed under the housing 2 and connected with the housing 2.
Further, through holes 7 are formed in the shell 2 and the base 4, and the through holes 7 in the shell 2 are connected with the through holes 7 in the base 4 through welding pieces 8 to form air inlets.
Specifically, the shell 2 is connected with the base 4 through the riveting strip 6, the through hole 7 is oval, the through hole 7 on the base 4 is connected with the through hole 7 on the shell 2 through the welding sheet 8 to form an air inlet hole, wherein the welding sheet 8 is an arc-shaped plate and is arranged at two ends of the through hole 7, so that air cannot leak when flowing in from the through hole 7, a sealing ring 9 is arranged on the through hole 7, the sealing ring 9 is used for sealing the welding sheet 8, the base 4 and the shell 2, so that the welding sheet 8, the base 4 and the shell 2 are tightly contacted and are prevented from loosening,
further, the air-float surface 1 is an upwardly protruding cambered surface, the rectangular air outlet holes 11, the triangular air outlet holes 12 and the air outlet strip slits 13 are formed in the air-float surface 1, arc plates are arranged at the bottoms of the rectangular air outlet holes 11, two ends of each arc plate are respectively connected with the left end and the right end of each rectangular air outlet hole 11, left open holes and right open holes are respectively formed in two sides of each rectangular air outlet hole 11, air is guided to flow out of the left open holes and the right open holes in the left end and the right end of each rectangular air outlet hole 11 relatively, air flow dynamic pressure blown out of the air-float surface 1 is converted into static pressure, impact of air flow on a pole piece is reduced, static pressure between the pole piece and the air-float surface 1 is increased, and floating force on the pole piece is increased.
The triangular air outlet holes 12 are arranged at two ends of the air floatation surface 1, the triangular air outlet holes 12 are unilateral holes, so that air flows out from the triangular air outlet holes 12 to the middle of the air floatation surface 1 to form air flow towards the middle of the air floatation surface 1, the top angles of the triangular air outlet holes 12 face the center of the air floatation surface 1, curved plates 121 are arranged on the bottom surfaces of the triangular air outlet holes 12, qu Xingban are connected with two sides of the triangular air outlet holes 12 to form conical air holes, air flows from two ends of the air floatation surface 1 to the middle of the air floatation surface 1 to form air flow towards the middle of the air floatation surface 1, and pole pieces can be stabilized in the middle of the air floatation surface 1 by the air flow to effectively prevent the pole pieces from deviating towards two sides in the operation process.
The air outlet strip seam 13 is internally provided with a guide plate 131 for guiding the air direction to the middle part of the air flotation surface 1, the guide plate 131 is formed by inwards bending the edge of the air flotation surface 1, and the guide plate 131 is inclined towards the direction of the air equalizing plate 5.
Specifically, the rectangular air outlet holes 11 are disposed in the middle of the air-floating surface 1, the air outlet slits 13 are disposed at two sides of the air-floating surface 1, the triangular air outlet holes 12 are disposed at two ends of the air-floating surface 1, wherein the guide plates 131 of the air outlet slits 13 are bent inwards to form air flows blown out from two sides of the air-floating surface 1 to the middle of the air-floating surface 1; the triangular air outlet holes 12 are unilateral holes, and the openings of the triangular air outlet holes 12 face the middle of the air floating surface 1, so that air flows out from the triangular air outlet holes 12 to the middle of the air floating surface 1 to form air flow flowing to the middle of the air floating surface 1; the rectangular air outlet holes 11 are air outlet holes with holes on two sides, so that air flows out of the left and right holes of the rectangular air outlet holes 11 relatively, impact of air flow on the pole piece is reduced, and finally the rectangular air outlet holes 11, the triangular air outlet holes 12 and the air outlet strip slits 13 can form a stable air film on the air floatation surface 1, so that the pole piece is stably suspended on the air floatation surface 1.
In the specific application of the utility model, air flow enters the hollow cavity from the through hole 7 of the base 4, and is uniformly distributed through the air equalizing holes of the air equalizing plate 5, so that the air flow passes through the air floating surface 1 after passing through the air equalizing plate 5, and a stable air film is formed on the air floating surface 1 through the rectangular air outlet holes 11, the triangular air outlet holes 12 and the air outlet strip slits 13 of the air floating surface 1.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (9)
1. The utility model provides an air supporting structure, its characterized in that includes air supporting face, casing, intake pipe and air-balancing board, the casing encloses into a cavity with the air supporting face, the intake pipe sets up one side of casing with cavity intercommunication, the air-balancing board sets up in the cavity, be provided with a plurality of air-balancing holes on the air-balancing board, be provided with rectangle venthole and air-out strip seam on the air supporting face, the air-out strip seam sets up respectively the both sides of air supporting face, the rectangle venthole evenly sets up on the air supporting face.
2. The air bearing structure of claim 1, wherein the air bearing surface is an arc surface with an arc of 90 degrees.
3. The air bearing structure of claim 1, wherein the air distribution plate comprises a first air distribution plate and a second air distribution plate, the second air distribution plate is positioned between the first air distribution plate and the air bearing surface, a first cavity is formed between the first air distribution plate and the shell, a second cavity is formed between the first air distribution plate and the second air distribution plate, a third cavity is formed between the second air distribution plate and the air bearing surface, and the first, second and third cavities are mutually communicated.
4. The air supporting structure according to claim 3, wherein the air equalizing holes in the first air equalizing plate and the air equalizing holes in the second air equalizing plate are arranged in a staggered manner, and the area of the air equalizing holes in the first air equalizing plate is larger than that of the air equalizing holes in the second air equalizing plate.
5. The air supporting structure according to claim 1, wherein an arc plate is arranged at the bottom of the rectangular air outlet hole, two ends of the arc plate are respectively connected with the left end and the right end of the rectangular air outlet hole, so that left open holes and right open holes are respectively formed at two sides of the rectangular air outlet hole, air flows out of the left open holes and the right open holes at the left end and the right end of the rectangular air outlet hole relatively, and static pressure between the pole piece and the air floating surface is increased.
6. The air supporting structure according to claim 1, wherein a guide plate for guiding the wind direction to the middle part of the air floating surface is arranged in the air outlet strip slit, and the guide plate is inclined towards the direction of the air equalizing plate.
7. The air bearing structure of claim 1, wherein the air bearing surface is an upwardly convex arcuate surface.
8. The air supporting structure according to claim 1, wherein the air supporting surface is further provided with triangular air outlet holes, the triangular air outlet holes are arranged at two ends of the air supporting surface, the top angles of the triangular air outlet holes face the center of the air supporting surface, the bottom surfaces of the triangular air outlet holes are provided with curved plates, and the curved plates are connected with two sides of the triangular air outlet holes to form conical air holes, so that air flows from two ends of the air supporting surface to the middle of the air supporting surface.
9. The air supporting structure according to claim 1, wherein a base is arranged below the shell, the base is connected with the shell through riveting strips, through holes are formed in the base and the shell, the through holes in the shell are connected with the through holes in the base through welding sheets to form air inlets, and sealing rings are arranged on the through holes, so that the welding sheets and the base are tightly contacted with the shell to prevent loosening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948683.4U CN220337289U (en) | 2023-07-21 | 2023-07-21 | Air supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948683.4U CN220337289U (en) | 2023-07-21 | 2023-07-21 | Air supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220337289U true CN220337289U (en) | 2024-01-12 |
Family
ID=89444827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321948683.4U Active CN220337289U (en) | 2023-07-21 | 2023-07-21 | Air supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220337289U (en) |
-
2023
- 2023-07-21 CN CN202321948683.4U patent/CN220337289U/en active Active
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