CN217747927U - Coating machine oven tuyere - Google Patents
Coating machine oven tuyere Download PDFInfo
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- CN217747927U CN217747927U CN202221527070.9U CN202221527070U CN217747927U CN 217747927 U CN217747927 U CN 217747927U CN 202221527070 U CN202221527070 U CN 202221527070U CN 217747927 U CN217747927 U CN 217747927U
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- air inlet
- flow guide
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- 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
Abstract
The utility model provides a coating machine drying oven air nozzle, which comprises an air inlet box, two air return boxes, a flow guide column, a first flow guide strip and a second flow guide strip, wherein one air return box is arranged on one side of the air inlet box, and the other air return box is arranged on the other side of the air inlet box; the air inlet box comprises an air inlet and an air outlet, and the air outlet is arranged along the length direction of the air inlet box; the first flow guide strip is fixedly arranged on one side of the air outlet, and the second flow guide strip is fixedly arranged on the other side of the air outlet; the guide column is arranged between the first guide strip and the second guide strip; the baking gas entering the air inlet box from the air inlet is divided into first baking gas and second baking gas by the flow guide column; the width of the air inlet is larger than that of the air outlet, so that air inlet resistance is reduced; air return boxes are arranged on two sides of the air outlet, air return grooves are formed in the air return boxes, and partial air return meshes are arranged opposite to the main air return inlet, so that the air return efficiency is improved.
Description
Technical Field
The utility model relates to a lithium cell technical field, specifically speaking relates to a coating machine oven tuyere.
Background
The coating process of the lithium ion battery pole piece mainly comprises the following steps: the coating machine is used for uniformly coating the slurry on the current collector, and the drying device on the coating machine is used for drying the pole piece and then rolling. The air nozzle structure in the drying oven has great influence on the drying efficiency and effect of the pole piece. With the high-speed development of new energy power lithium ion batteries, the coating speed is continuously improved, and the coating width is continuously increased, so that the requirement on the drying effect is higher and higher. In the production of battery pole pieces, the production capacity requirement and the quality requirement of coating are higher and higher. The coating tuyere is an important device for drying work of the coating machine, is arranged on the upper side and the lower volume of the pole piece to be dried in the drying oven and is used for guiding the dry air in the drying oven to the pole piece to be dried and plays a role in drying slurry on the pole piece.
The shape of a tuyere in the existing oven is generally a unilateral blowing structure or an internal eight structure, when wind in the oven blows to a pole piece, the wind force of the tuyere of the unilateral blowing structure is concentrated, but the drying area is small, the local wind force is too large, the local drying of the pole piece is too serious, and the pole piece is scratched and a belt is broken; the eight structure tuyeres in interior follow the slit air-out of two convection currents, and two strands of dry air are collided with below treating dry pole piece top, and the striking resistance makes wind-force form the turbulent flow, causes the amount of wind loss, reduces oven drying efficiency.
Therefore, a tuyere which can reduce the air inlet resistance of the oven, improve the air return efficiency, reduce the air volume loss and improve the drying efficiency of the oven is needed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a coating machine oven tuyere reduces air inlet resistance and reduces the amount of wind loss, improves return air efficiency.
The technical scheme of the utility model is realized like this: a coating machine oven tuyere comprises an air inlet box, two air return boxes, a flow guide column, a first flow guide strip and a second flow guide strip, wherein one air return box is arranged on one side of the air inlet box, and the other air return box is arranged on the other side of the air inlet box; the air inlet box comprises an air inlet and an air outlet, the air inlet is connected with an oven, baking gas is sprayed out of the oven, and the baking gas enters the air inlet box from the air inlet; the air outlet is arranged along the length direction of the air inlet box; the first flow guide strip is fixedly arranged on one side of the air outlet, and the second flow guide strip is fixedly arranged on the other side of the air outlet; the guide column is arranged between the first guide strip and the second guide strip; the baking gas entering the air inlet box from the air inlet is divided into a first baking gas and a second baking gas by the flow guide column; the first baking gas is discharged from the space between the first flow guide strip and the flow guide column, and the second baking gas is discharged from the space between the second flow guide strip and the flow guide column; the air return box comprises a main air return inlet and a plurality of air return meshes; the main air return inlet and the air inlet face the same direction; part of the return air mesh is arranged opposite to the main return air inlet; the first baking gas enters the air return box through the air return mesh adjacent to the first baking gas and is discharged from a main air return inlet arranged on the air return box; the second baking gas enters the air return box through the air return mesh adjacent to the second baking gas, and is discharged from a main air return inlet arranged on the air return box.
On the basis of the above technical scheme, preferably, the guide column is arranged in parallel with the first guide strips and the second guide strips, and the distance from the guide column to the first guide strips is equal to the distance from the guide column to the second guide strips.
On the basis of the technical scheme, the air return box preferably further comprises an air return groove, the air return groove is formed in one side, away from the flow guide column, of the air return box, the air return groove is parallel to the flow guide column, and the air return groove and the air outlet face towards the same direction.
On the basis of the technical scheme, preferably, the other part of the return air mesh is arranged in the return air groove.
On the basis of the above technical scheme, preferably, the air return box is arranged on one side of the air return groove, and gradually inclines towards the direction of the air inlet in the direction away from the flow guide column.
On the basis of the above technical scheme, preferably, the air inlet box further comprises an air exhaust partition plate, the air exhaust partition plate is arranged between the air inlet and the air outlet, the air exhaust partition plate comprises a plurality of air passing holes, one end of each air passing hole faces the air inlet, and the other end of each air passing hole faces the air outlet.
On the basis of the technical scheme, the air conditioner further comprises two side plates, wherein one side plate is arranged at one end of the air inlet box and one end of the two air return boxes, and the other side plate is arranged at the other end of the air inlet box and the other end of the two air return boxes.
On the basis of the technical scheme, preferably, each side plate comprises two side air outlets, one side air outlet is communicated with one air return box, and the other side air outlet is communicated with the other air return box.
On the basis of the technical scheme, preferably, the flow guide column is arranged along the length direction of the air outlet, one end of the flow guide column is fixedly arranged on one side plate, and the other end of the flow guide column is fixedly arranged on the other side plate.
The utility model discloses a coating machine oven tuyere has following beneficial effect for prior art:
(1) The two sides of the air outlet are provided with the air return boxes, so that the air return efficiency is improved, and the turbulent flow is avoided;
(2) The width of the air inlet is larger than that of the air outlet, so that air inlet resistance is reduced;
(3) The return air box is provided with the return air groove, and part of return air meshes are arranged opposite to the main return air inlet, so that the return air efficiency is improved, and turbulent flow is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a perspective view of a coating machine oven tuyere of the present invention;
fig. 2 is a front view of a coating machine oven tuyere of the present invention;
FIG. 3 isbase:Sub>A view A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of air intake and exhaust of the air nozzle of the oven of the coating machine of the present invention;
fig. 5 is a rear view of the air nozzle of the oven of the coating machine of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1-5, a coating machine oven tuyere includes an air inlet box 1, two air return boxes 2, a flow guide column 4, a first flow guide strip 5 and a second flow guide strip 6.
As shown in fig. 1 and 3, one air return box 2 is disposed at one side of the air inlet box 1, the other air return box 2 is disposed at the other side of the air inlet box 1, and the air return boxes 2 are disposed at both sides of the air inlet box 1, so that the air return efficiency is significantly improved.
The air inlet box 1, as shown in fig. 3, includes an air inlet 11 and an air outlet 12.
The air outlet 12 is arranged along the length direction of the air inlet box 1, and the air outlet length of the air outlet 12 is longer at the moment, so that the drying of large-size pole pieces can be met.
As a preferred embodiment, the air inlet 11 is disposed parallel to the air outlet 12, and the width of the air outlet 12 is smaller than the width of the air inlet 11, so as to increase the width of the air inlet 11, and at this time, the air inlet resistance of the air inlet box 1 is reduced.
The first flow guide strip 5 is fixedly arranged at one side of the air outlet 12, and the second flow guide strip 6 is fixedly arranged at the other side of the air outlet 12; the flow guide column 4 is arranged between the first flow guide strip 5 and the second flow guide strip 6, the baking gas 10 is divided by the flow guide column 4, the first flow guide strip 5 and the second flow guide strip 6 to form a first baking gas 101 and a second baking gas 102, and the phenomenon that the baking gas 10 is directly baked seriously to the local part of the pole piece by the air outlet 12 to cause the pole piece to be warped or broken is avoided.
The guide column 4 and the first guide strip 5 and the second guide strip 6 are arranged in parallel, the distance from the guide column 4 to the first guide strip 5 is equal to the distance from the guide column 4 to the second guide strip 6, the first baking gas 101 and the second baking gas 102 divided by the guide column 4, the first guide strip 5 and the second guide strip 6 are the same in size, and the effect of baking the pole piece is better.
As shown in fig. 3 and 5, the air inlet box 1 further includes an air exhaust partition plate 13, the air exhaust partition plate 13 is disposed between the air inlet 11 and the air outlet 12, the air exhaust partition plate 13 includes a plurality of air passing holes 131, one end of each air passing hole 131 faces the air inlet 11, the other end of each air passing hole 131 faces the air outlet 12, and the air passing holes 131 are disposed, so that the pressure of the baking gas 10 can be stabilized, the air speed can be increased, and the air speed of the air outlet 12 can be ensured to be consistent.
The return box 2, as shown in fig. 1-3, includes a main return air inlet 22 and a plurality of return air mesh openings 23. The first baking gas 101 and the second baking gas 102 are used for recovering the baked pole piece.
The main air return opening 22 and the air inlet 11 face the same direction; a part of the air return mesh 23 is arranged opposite to the main air return opening 22, so that the first baking gas 101 or the second baking gas 102 can enter the air return box 2 from the air return mesh 23 and can be discharged from the main air return opening 22.
As a preferred embodiment, the air return box 2 further includes an air return groove 21, the air return groove 21 is disposed on a side of the air return box 2 away from the flow guiding column 4, the air return groove 21 is disposed parallel to the flow guiding column 4, the air return groove 21 and the air outlet 12 face the same direction, and the air return groove 21 guides the first baking gas 101 and the second baking gas 102 away from the flow guiding column 4 back to the air return box 2 again, so as to avoid turbulence of the first baking gas 101 and the second baking gas 102.
In a preferred embodiment, another part of the return air mesh 23 is arranged in the return air duct 21, and the first baking gas 101 or the second baking gas 102 guided by the return air duct 21 enters the return air box 2 through the part of the return air mesh 23.
In a preferred embodiment, the air return box 2 is disposed on one side of the air return groove 21 and gradually inclines towards the direction of the air inlet 11 in the direction away from the guide column 4, and the air return box 2 is disposed on one side of the air return groove 21 and the channel of the first baking gas 101 or the second baking gas 102 is widened, so as to avoid turbulence of the first baking gas 101 and the second baking gas 102.
The baking oven further comprises two side plates 3, wherein one side plate 3 is arranged at one end of the air inlet box 1 and one end of the two air return boxes 2, the other side plate 3 is arranged at the other end of the air inlet box 1 and the other end of the two air return boxes 2, and the baking gas 10 and the first baking gas 101 or the second baking gas 102 entering the air return boxes 2 are prevented from generating turbulence.
In a preferred embodiment, each of the side plates 3 includes two side air outlets 31, one of the side air outlets 31 is communicated with one of the air returning boxes 2, the other side air outlet 31 is communicated with the other air returning box 2, and a part of the first baking gas 101 or the second baking gas 102 is exhausted from the side air outlet 31, so as to reduce the pressure of the main air returning opening 22.
As a preferred embodiment, the flow guiding column 4 is disposed along the length direction of the air outlet 12, one end of the flow guiding column 4 is fixedly disposed on one of the side plates 3, and the other end of the flow guiding column 4 is fixedly disposed on the other side plate 3.
Following introduction the utility model relates to a gas circulation route of coating machine oven tuyere:
as shown in fig. 4, the air inlet 11 is connected to an oven, the oven sprays the baking gas 10, the baking gas 10 enters the air inlet box 1 through the air inlet 11, and the baking gas 10 entering the air inlet box 1 through the air inlet 11 is divided into a first baking gas 101 and a second baking gas 102 by the flow guide column 4.
The first baking gas 101 is discharged from between the first guide strip 5 and the guide column 4, and the second baking gas 102 is discharged from between the second guide strip 6 and the guide column 4.
The first baking gas 101 enters the air return box 2 through the air return mesh 23 adjacent to the first baking gas, and is discharged from a main air return opening 22 arranged on the air return box 2; the second baking gas 102 enters the return box 2 through the return air mesh 23 adjacent thereto, and is discharged through the main return air inlet 22 provided in the return box 2.
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 (10)
1. A coating machine drying oven air nozzle comprises an air inlet box (1), two air return boxes (2), a flow guide column (4), a first flow guide strip (5) and a second flow guide strip (6),
the method is characterized in that: one air return box (2) is arranged on one side of the air inlet box (1), and the other air return box (2) is arranged on the other side of the air inlet box (1);
the air inlet box (1) comprises an air inlet (11) and an air outlet (12), the air inlet (11) is connected with an oven, baking gas (10) is sprayed out of the oven, and the baking gas (10) enters the air inlet box (1) from the air inlet (11);
the air outlet (12) is arranged along the length direction of the air inlet box (1);
the first flow guide strip (5) is fixedly arranged on one side of the air outlet (12), and the second flow guide strip (6) is fixedly arranged on the other side of the air outlet (12);
the flow guide column (4) is arranged between the first flow guide strip (5) and the second flow guide strip (6);
the baking gas (10) entering the air inlet box (1) from the air inlet (11) is divided into a first baking gas (101) and a second baking gas (102) by the flow guide column (4);
the first baking gas (101) is discharged from the space between the first flow guide strip (5) and the flow guide column (4), and the second baking gas (102) is discharged from the space between the second flow guide strip (6) and the flow guide column (4);
the air return box (2) comprises a main air return inlet (22) and a plurality of air return meshes (23);
the main air return inlet (22) and the air inlet (11) face the same direction; part of the return air mesh (23) is arranged opposite to the main return air inlet (22);
the first baking gas (101) enters the air return box (2) through an air return mesh (23) adjacent to the first baking gas, and is discharged from a main air return opening (22) arranged on the air return box (2); the second baking gas (102) enters the air return box (2) through the air return mesh (23) adjacent to the second baking gas, and is exhausted from a main air return opening (22) arranged on the air return box (2).
2. The coater oven tuyere of claim 1, which is characterized in that: the guide column (4) is parallel to the first guide strips (5) and the second guide strips (6), and the distance from the guide column (4) to the first guide strips (5) is equal to the distance from the guide column (4) to the second guide strips (6).
3. The coater oven tuyere of claim 2, which is characterized in that: return air case (2) still include return air groove (21), and return air groove (21) set up the one side of keeping away from guide post (4) in return air case (2), return air groove (21) and guide post (4) parallel arrangement, return air groove (21) and air outlet (12) orientation the same direction.
4. A coater oven tuyere as set forth in claim 3, characterized in that: the other part of the return air mesh (23) is arranged in the return air groove (21).
5. The coater oven tuyere of claim 4, wherein: the air return box (2) is provided with one side of an air return groove (21) and inclines towards the direction of the air inlet (11) gradually in the direction away from the flow guide column (4).
6. The coater oven tuyere of claim 1, which is characterized in that: the air inlet (11) and the air outlet (12) are arranged in parallel, and the width of the air outlet (12) is smaller than that of the air inlet (11).
7. The coater oven tuyere of claim 6, wherein: the air inlet box (1) further comprises an air exhaust partition plate (13), the air exhaust partition plate (13) is arranged between the air inlet (11) and the air outlet (12), the air exhaust partition plate (13) comprises a plurality of air passing holes (131), one ends of the air passing holes (131) face the air inlet (11), and the other ends of the air passing holes face the air outlet (12).
8. The coater oven tuyere of claim 6, which is characterized in that: the air inlet box is characterized by further comprising two side plates (3), wherein one side plate (3) is arranged at one end of the air inlet box (1), and the other side plate (3) is arranged at the other end of the air inlet box (1).
9. The coater oven tuyere of claim 8, wherein: each side plate (3) is provided with two side air outlets (31), one side air outlet (31) is communicated with one air return box (2), and the other side air outlet (31) is communicated with the other air return box (2).
10. The coater oven tuyere of claim 8, which is characterized in that: the air outlet is characterized in that the flow guide columns (4) are arranged along the length direction of the air outlet (12), one ends of the flow guide columns (4) are fixedly arranged on one side plate (3), and the other ends of the flow guide columns (4) are fixedly arranged on the other side plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221527070.9U CN217747927U (en) | 2022-06-17 | 2022-06-17 | Coating machine oven tuyere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221527070.9U CN217747927U (en) | 2022-06-17 | 2022-06-17 | Coating machine oven tuyere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217747927U true CN217747927U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221527070.9U Active CN217747927U (en) | 2022-06-17 | 2022-06-17 | Coating machine oven tuyere |
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| Country | Link |
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| CN (1) | CN217747927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115770713A (en) * | 2022-11-30 | 2023-03-10 | 广东利元亨智能装备股份有限公司 | Coating oven and coating machine |
-
2022
- 2022-06-17 CN CN202221527070.9U patent/CN217747927U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115770713A (en) * | 2022-11-30 | 2023-03-10 | 广东利元亨智能装备股份有限公司 | Coating oven and coating machine |
| CN115770713B (en) * | 2022-11-30 | 2023-12-15 | 广东利元亨智能装备股份有限公司 | Coating oven and coating machine |
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