CN216539385U - Coating machine drying oven tuyere - Google Patents
Coating machine drying oven tuyere Download PDFInfo
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- CN216539385U CN216539385U CN202123253403.1U CN202123253403U CN216539385U CN 216539385 U CN216539385 U CN 216539385U CN 202123253403 U CN202123253403 U CN 202123253403U CN 216539385 U CN216539385 U CN 216539385U
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Abstract
The utility model discloses a coating machine drying oven air nozzle which comprises a shell and an air return plate matched with the shell, wherein the shell is provided with two strip-shaped air outlets, the two air outlets are respectively positioned at two opposite sides of the air return plate, the two opposite sides of the air return plate are respectively connected with a first air homogenizing plate, the first air homogenizing plate is parallel to the side wall of the shell, one end, far away from the air return plate, of the first air homogenizing plate is provided with a first bending part, the first bending part is abutted against the side wall of the shell, the air blocking plate further comprises an air blocking plate, the two opposite sides of the air blocking plate are respectively provided with a second bending part, the second bending part is abutted against one end, close to the air return plate, of the first air homogenizing plate, the shell, the first air homogenizing plate and the shell form an air homogenizing cavity, and the first air homogenizing hole for communicating the air homogenizing cavity and the air outlets is formed in the first air homogenizing plate. Need not to use the screw when coating machine oven tuyere assembles, avoided the screw to stretch into and lead to the air current inhomogeneous that blows off from coating machine oven tuyere in the air outlet of coating machine oven tuyere to make thick liquids on the substrate evenly dried, and then promote product quality.
Description
Technical Field
The utility model relates to the technical field of coating, in particular to a coating machine drying oven air nozzle.
Background
Coating is a process of coating slurry on the surface of a substrate, drying the substrate coated with the slurry on the surface and then rolling. In the prior art, a coater is usually used to coat the slurry on the substrate, and then the substrate is sent into one or more sections of ovens to dry the slurry, wherein a plurality of air nozzles are generally arranged in the ovens to blow air to the surface of the substrate to accelerate the drying of the slurry.
As shown in fig. 1, the existing air nozzle includes a housing 1, a wind shield 3 disposed in the housing 1 and a wind return plate 2 disposed on the housing 1, the wind shield 3 and the wind return plate 2 respectively surround the housing 1 to form an air outlet 11, the housing 1, the wind shield 3 and the wind return plate 2 are assembled together by using a screw 6 and other connecting members, and a part of the screw 6 extends into the air outlet 11 to block the air flow passing through, so that the air flow can disperse to two sides of the screw 6 to generate a cyclone, resulting in uneven air flow blown out from the air outlet 11, and not beneficial to uniform drying of slurry.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: provides a coating machine drying oven air nozzle with uniform air outlet.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a coating machine oven tuyere, including the casing and with casing matched with aerofoil, the casing has two banding air outlets and two the air outlet is located respectively aerofoil's relative both sides, aerofoil's relative both sides are connected with first even aerofoil respectively, first even aerofoil with the lateral wall of casing is parallel just first even aerofoil is kept away from aerofoil's one end has first bending portion, first bending portion with the lateral wall of casing supports and holds, still includes the deep bead, the relative both sides of deep bead have the second bending portion respectively, the second bending portion with first even aerofoil is close to aerofoil's one end supports and holds, the casing first even aerofoil reaches the casing encloses into even wind chamber, be equipped with the intercommunication on the first even aerofoil even wind chamber with the first even wind hole of air outlet.
Furthermore, a protruding portion is further arranged on the first air distributing plate, and the protruding portion protrudes towards the direction close to the side wall of the shell and extends into the air outlet.
Furthermore, a plurality of rows of the first air homogenizing holes are arranged on the first air homogenizing plate in a staggered mode.
Further, the first air uniform plate and the air return plate are integrally formed.
Further, still include the even aerofoil of second, the relative both sides of the even aerofoil of second respectively with the first portion of bending links to each other just the even aerofoil of second with the lateral wall of casing is perpendicular, be equipped with on the even aerofoil of second and run through the even wind hole of the even aerofoil of second.
Further, the second air distribution plate is bonded or welded with the first air distribution plate.
Further, the second air uniformizing holes are arranged in a matrix on the second air uniformizing plate.
Further, the casing is close to the one end of air outlet has the third bending portion, the third bending portion to the inboard extension of casing and with the lateral wall laminating of casing.
Furthermore, one end of the third bending part connected with the shell is provided with a round angle.
Furthermore, the cross section of the third bending part is in a fold line shape.
The utility model has the beneficial effects that: the air nozzle of the drying oven of the coating machine, provided by the utility model, is provided with the first air-homogenizing plates on two opposite sides of the air return plate respectively, the air return plate and the relative positions of the first air-homogenizing plates and the shell are fixed by abutting the side wall of the shell through the first bending part at the end part of the first air-homogenizing plate, the air baffle is fixed between the two first air-homogenizing plates by abutting the first bending part and the first air-homogenizing plates through the second bending part, so that the screw-free assembly of the air nozzle of the drying oven of the coating machine is realized, the phenomenon that the air flow blown out from the air nozzle of the drying oven of the coating machine is uneven due to the fact that the screw extends into the air outlet of the air nozzle of the drying oven of the coating machine is avoided, meanwhile, the first air-homogenizing holes which enable the air flow in the air-homogenizing cavity to uniformly enter the air outlet are formed in the first air-homogenizing plates, the air flow blown out from the air outlet of the air nozzle of the drying oven of the coating machine is ensured to be stable, so that the slurry on the base material is uniformly dried, and the product quality is further improved.
Drawings
FIG. 1 is a cross-sectional view of a prior art tuyere;
fig. 2 is a schematic structural view of a coating machine oven air nozzle according to a first embodiment of the present invention;
fig. 3 is a cross-sectional view of a coating machine oven air nozzle according to a first embodiment of the present invention;
FIG. 4 is a top view of a coating machine oven nozzle according to a first embodiment of the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 4;
fig. 6 is a bottom view of a coating machine oven air nozzle according to a first embodiment of the present invention;
fig. 7 is a partial structural schematic view of a coating machine oven air nozzle according to a first embodiment of the utility model;
fig. 8 is an enlarged view at B in fig. 7.
Description of reference numerals:
1. a housing; 11. an air outlet; 12. a wind-homogenizing cavity; 13. an air return cavity; 14. a third bend portion; 15. round corners; 16. an air inlet; 2. a return air plate; 21. air return holes; 3. a wind deflector; 31. a second bending portion; 4. a first air distribution plate; 41. a first bending portion; 42. a first air equalizing hole; 43. a projection; 5. a second air distribution plate; 51. a second air equalizing hole; 6. and (4) screws.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 2 to 8, a coater oven air nozzle includes a casing 1 and an air return plate 2 matched with the casing 1, where the casing 1 has two strip-shaped air outlets 11, the two air outlets 11 are respectively located at two opposite sides of the air return plate 2, two opposite sides of the air return plate 2 are respectively connected with a first air distribution plate 4, the first air distribution plate 4 is parallel to a side wall of the casing 1, one end of the first air distribution plate 4, which is far away from the air return plate 2, has a first bending portion 41, the first bending portion 41 abuts against the side wall of the casing 1, the coater oven air nozzle further includes an air baffle 3, two opposite sides of the air baffle 3 respectively have a second bending portion 31, the second bending portion 31 abuts against one end of the first air distribution plate 4, which is near to the air return plate 2, the casing 1, the first air distribution plate 4 and the casing 1 enclose an air distribution chamber 12, and a first air homogenizing hole 42 for communicating the air homogenizing cavity 12 with the air outlet 11 is arranged on the first air homogenizing plate 4.
From the above description, the beneficial effects of the present invention are: the air nozzle of the drying oven of the coating machine provided by the utility model is assembled without using screws, so that the condition that the air flow blown out of the air nozzle of the drying oven of the coating machine is uneven due to the fact that the screws extend into the air outlet 11 of the air nozzle of the drying oven of the coating machine is avoided, the air flow blown out of the air outlet 11 of the air nozzle of the drying oven of the coating machine is ensured to be stable, the slurry on the base material is uniformly dried, and the product quality is improved.
Further, a protruding portion 43 is further arranged on the first air distributing plate 4, and the protruding portion 43 protrudes towards a direction close to the side wall of the housing 1 and extends into the air outlet 11.
As can be seen from the above description, the first air distribution plate 4 is provided with the protruding portion 43 extending into the air outlet 11 to slow down the speed of the air flow passing through the protruding portion 43, so that the air flow is more stable when being blown out.
Further, a plurality of rows of the first air uniforming holes 42 are staggered on the first air uniforming plate 4.
As can be seen from the above description, the plurality of rows of first air uniforming holes 42 are alternately arranged on the first air uniforming plate 4 to make the air flow uniformly enter the air outlet 11.
Further, the first air distribution plate 4 and the return air plate 2 are integrally formed.
As can be seen from the above description, the first air distribution plate 4 is integrally formed with the air return plate 2, so as to simplify the production process of the air nozzle of the drying oven of the coating machine, and facilitate the assembly of the air nozzle of the drying oven of the coating machine.
Further, still include the even aerofoil 5 of second, the relative both sides of the even aerofoil 5 of second respectively with first portion 41 that bends link to each other just the even aerofoil 5 of second with the lateral wall of casing 1 is perpendicular, be equipped with on the even aerofoil 5 of second and run through the even wind hole 51 of the even aerofoil 5 of second.
As can be seen from the above description, in order to make the airflow blown out from the air nozzle of the coating machine oven more uniform, the second air-distributing plate 5 is further disposed in the air nozzle of the coating machine oven, and the airflow entering the casing 1 sequentially passes through the second air-distributing plate 5 and the first air-distributing plate 4 and then is blown out from the air outlet 11, so as to ensure that the airflow blown out from the air outlet 11 is uniform and stable.
Further, the second air distribution plate 5 is bonded or welded with the first air distribution plate 4.
As can be seen from the above description, the second air distribution plate 5 is bonded or welded to the first air distribution plate 4 to ensure that the relative position of the second air distribution plate 5 and the first air distribution plate 4 is kept stable.
Further, the second louver holes 51 are arranged in a matrix on the second louver 5.
Further, one end of the casing 1 close to the air outlet 11 is provided with a third bending portion 14, and the third bending portion 14 extends towards the inner side of the casing 1 and is attached to the side wall of the casing 1.
As can be seen from the above description, the third bending portion 14 is disposed at one end of the housing 1 close to the air outlet 11 to improve the structural strength of the housing 1, so that the overall structure of the housing 1 is more stable, and the one end of the housing 1 close to the air outlet 11 is prevented from vibrating under the blowing of the air flow.
Further, the end of the third bent portion 14 connected to the housing 1 has a rounded corner 15.
As can be seen from the above description, the third bent portion 14 and the housing 1 are smoothly connected by the rounded corner 15, so as to avoid the connection between the third bent portion 14 and the housing 1 from disturbing the airflow blown out from the air outlet.
Further, the cross section of the third bending part 14 is in a zigzag shape.
As is apparent from the above description, the third bent portion 14 is configured to have a zigzag shape fitting the side wall of the housing 1, which is advantageous for further improving the structural strength of the housing 1.
Example one
Referring to fig. 2 to 8, a first embodiment of the present invention is: a coating machine drying oven air nozzle is arranged in a coating machine drying oven and used for blowing air to the surface of a substrate in the drying oven to accelerate drying of slurry on the surface of the substrate.
As shown in fig. 2, 3 and 6, the air nozzle of the coating machine oven comprises a casing 1 and an air return plate 2 matched with the casing 1, two strip-shaped air outlets 11 are arranged on the casing 1, the two air outlets 11 are respectively positioned at two opposite sides of the air return plate 2, the air return plate 2 is provided with a plurality of air return holes 21 arranged at intervals along the length direction of the air return plate 2, the side of the shell 1 far away from the air return plate 2 is also provided with an air inlet 16, air flow enters the shell 1 from the air inlet 16 and is blown out from the air outlet 11 to reach the surface of the substrate under the guidance of the shell 1, the air flow blown out by the air nozzle of the coating machine oven is contacted with the substrate, then reflows and returns to the shell 1 from the air return holes 21 on the air return plate 2 and escapes from the two opposite ends of the shell 1, so that air is blown to the surface of the substrate to accelerate the drying of the slurry on the surface of the substrate.
Referring to fig. 4 and 5, in this embodiment, the plurality of air return holes 21 are disposed on the air return plate 2 at intervals along the length direction of the air return plate 2, and the plurality of air return holes 21 are arranged in two rows along the width direction of the air return plate 2, and the distance between each air return hole 21 and the adjacent air outlet 11 is equal, so that the air flow blown out from the air outlet 11 contacts with the substrate and then moves the same distance along the width direction of the air return plate 2, and then returns to the housing 1 through the air return holes 21.
Specifically, in the plurality of air return holes 21 located in the same row, the cross-sectional area of the air return hole 21 is inversely proportional to the distance between the air return hole 21 and the central axis of the air return plate 2, that is, the cross-sectional area of the air return hole 21 closer to the central axis of the air return plate 2 is larger, so that the air intake amount in the middle area of the air return plate 2 is larger than the air intake amount in the areas closer to the two ends of the air return plate 2, and more reflowing air flows enter the housing 1 from the middle of the air return plate 2, so as to balance the air flows flowing to the two opposite ends of the air return plate 2 due to the air pressure, so that the air pressure in the space between the two air outlets 11 is kept average, thereby effectively avoiding the air flows blown out of the air outlets 11 from being influenced by the reflowing air flows to generate fluctuation, so as to prevent the base material from shaking in the oven, and ensuring that the slurry on the base material is normally dried.
As shown in fig. 5, two rows of the return holes 21 on the return plate 2 are aligned one by one, the sizes of all the return holes 21 in the width direction of the return plate 2 are the same, and the sizes of the two aligned return holes 21 in the length direction of the return plate 2 are the same, so that the air inflow of each return hole 21 is controlled by controlling the size of the return hole 21 in the length direction of the return plate 2, the return plate 2 is convenient to process, and the returned air flow is ensured to stably pass through the return plate 2.
In this embodiment, be close to 2 axis of return air board return air hole 21 is the ellipse, is close to 2 relative both ends of return air board return air hole 21 is circular to the convenient to adjust be convenient for when the air input in 2 each regions of return air board is in shaping on the return air board 2 return air hole 21.
Referring to fig. 3, 7 and 8, two opposite ends of the air return plate 2 are respectively provided with a first air distributing plate 4, the first air distributing plate 4 is parallel to the side wall of the housing 1, one end of the first air distributing plate 4 away from the air return plate 2 is provided with a first bending portion 41, the first bending portion 41 is abutted against the side wall of the housing 1 to fix the air return plate 2 and the first air distributing plate 4 on the housing 1, the air blocking plate 3 is further included, two opposite ends of the air blocking plate 3 are respectively provided with a second bending portion 31, the second bending portion 31 is abutted against one end of the first air distributing plate 4 close to the air return plate 2 to fix the position of the air blocking plate 3, so as to assemble the air return plate 2, the air blocking plate 3, the first air distributing plate 4 and the housing 1 into a whole, and connecting members such as screws are not required in the assembling process, so that cyclone generated by blocking airflow in the housing 1 by screws is effectively avoided, the air flow blown out by the air nozzle of the coating machine drying oven is more uniform.
Specifically, the air return plate 2, the air baffle plate 3 and the first air distributing plate 4 enclose an air return cavity 13, the air return hole 21 is communicated with the air return cavity 13, the air baffle plate 3, the first air distributing plate 4 and the shell 1 enclose an air distributing cavity 12, the air inlet 16 is communicated with the air distributing cavity 12, the first air distributing plate 4 is provided with a first air distributing hole 42 communicating the air distributing cavity 12 with the air outlet 11, and the first air distributing hole 42 is arranged on the first air distributing plate 4 in a staggered manner. In the working process of the air nozzle of the drying oven of the coating machine, the air flow enters the air-homogenizing chamber 12 from the air inlet 16 and then passes through the first air-homogenizing hole 42 to enter the air outlet 11 under the guidance of the air baffle 3, so that the air flow is uniformly and stably blown out from the air outlet 11, the blown air flow is contacted with the substrate and then flows back and passes through the air return hole 21 to enter the air return chamber 13, and the air flow in the air return chamber 13 flows towards the two ends of the housing 1 under the guidance of the air baffle 3 and escapes.
Preferably, one end of the first wind-distributing plate 4 close to the wind-distributing plate 3 is provided with a protruding portion 43 protruding towards the direction close to the side wall of the housing 1, and the protruding portion 43 extends into the wind outlet 11, so that the airflow moves in the wind-distributing cavity 12 to slow down the flow velocity of the airflow when the protruding portion 43 is used, and the airflow is ensured to uniformly pass through the first wind-distributing hole 42 and enter the wind outlet 11.
As shown in fig. 3, one end of the housing 1 close to the air outlet 11 has a third bending portion 14, the third bending portion 14 is bent toward the inner side of the housing 1 and attached to the sidewall of the housing 1, and the cross section of the third bending portion 14 is in a zigzag shape to improve the structural strength of the housing 1, so as to prevent one end of the housing 1 close to the air outlet 11 from vibrating due to the air flow blown out of the air outlet 11 to affect the air flow. The junction of the third bent portion 14 and the housing 1 has a fillet 15 for smoothly connecting the third bent portion 14 and the housing 1, so as to avoid the junction of the third bent portion 14 and the housing 1 from disturbing the airflow blown out from the air outlet 11.
Referring to fig. 7 and 8, a second air distributing plate 5 is further disposed in the air distributing cavity 12, two opposite ends of the second air distributing plate 5 are respectively connected to the first bending portion 41 to fix the position of the second air distributing plate 5, the second air distributing plate 5 is perpendicular to the side wall of the housing 1 and divides the air distributing cavity 12 into two parts, a plurality of second air distributing holes 51 are disposed on the second air distributing plate 5, and the plurality of second air distributing holes 51 are arranged in a matrix on the second air distributing plate 5. After entering the air-homogenizing chamber 12 from the air inlet 16, the air flow firstly passes through the second air-homogenizing hole 51 and then passes through the first air-homogenizing hole 42 to enter the air outlet 11, so that the air flow blown out by the drying oven air nozzle of the coating machine is more uniform.
Optionally, the second air distribution plate 5 and the first air distribution plate 4 are bonded or welded to be fixed, so that the second air distribution plate 5 and the first air distribution plate 4 are stably connected.
As shown in fig. 7, in order to improve the structural stability of the air nozzle of the coating machine oven, the air return plate 2 and the first air distribution plate 4 are integrally formed, and the air baffle plate 3 and the first air distribution plate 4 are bonded or welded and fixed, so that the air nozzle of the coating machine oven is convenient to assemble while the structural stability of the air nozzle of the coating machine oven is ensured. Meanwhile, the first bending part 41 can be bonded or welded with the housing 1, so that the positions of the air return plate 2, the air baffle plate 3, the first air distributing plate 4 and the second air distributing plate 5 on the housing 1 are kept stable.
In summary, the air nozzle of the oven of the coating machine provided by the utility model is characterized in that the opposite two sides of the air return plate are respectively provided with the first air distribution plate, the air return plate and the first air distribution plate are fixed on the shell by the abutting of the first bending part arranged at the end part of the first air distribution plate and the side wall of the shell, and the opposite two sides of the air baffle are respectively provided with the second bending part abutted to the first air distribution plate to fix the air baffle on the first air distribution plate, so that the air nozzle of the oven of the coating machine is free from screw assembly, the cyclone generated by blocking air flow due to the fact that the screw extends into the shell is effectively avoided, the air flow blown out by the air nozzle of the oven of the coating machine is stable and uniform, and the quality of products produced by the coating machine is improved; the coating machine drying oven air nozzle respectively carries out air uniformizing treatment on air flow in the air uniformizing cavity through the first air uniformizing plate and the second air uniformizing plate, and the first air uniformizing plate is provided with a protruding part for reducing the flow rate of the air flow, so that the air flow can uniformly enter the air outlet, and the uniformity of the blown air flow is ensured.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a coating machine oven tuyere, including the casing and with casing matched with return air board, the casing has two banding air outlets and two the air outlet is located respectively return air board's relative both sides, its characterized in that: the air distribution structure is characterized in that the two opposite sides of the air return plate are respectively connected with a first air distribution plate, the first air distribution plate is parallel to the side wall of the shell and is far away from one end of the air return plate, the first bending portion is abutted to the side wall of the shell, the air distribution structure further comprises an air baffle, the two opposite sides of the air baffle are respectively provided with a second bending portion, the second bending portion is abutted to one end of the air return plate, which is close to the first air distribution plate, the shell is abutted to one end of the air return plate, the first air distribution plate and the shell are enclosed into an air distribution cavity, and the first air distribution plate is provided with a first air distribution hole communicated with the air outlet.
2. The coater oven tuyere of claim 1, characterized in that: the first air homogenizing plate is further provided with a protruding portion, and the protruding portion protrudes towards the direction close to the side wall of the shell and extends into the air outlet.
3. The coater oven tuyere of claim 1, characterized in that: the first air homogenizing holes are arranged on the first air homogenizing plate in a staggered mode.
4. The coater oven tuyere of claim 1, characterized in that: the first air uniform plate and the air return plate are integrally formed.
5. The coater oven tuyere of claim 1, characterized in that: the even aerofoil of second still includes, the even aerofoil of second relative both sides respectively with the first portion of bending links to each other just the even aerofoil of second with the lateral wall of casing is perpendicular, be equipped with on the even aerofoil of second and run through the even wind hole of second of the even aerofoil of second.
6. The coater oven tuyere of claim 5, characterized in that: and the second air distribution plate is bonded or welded with the first air distribution plate.
7. The coater oven tuyere of claim 5, characterized in that: the second air uniformizing holes are arranged in a matrix on the second air uniformizing plate.
8. The coater oven tuyere of claim 1, characterized in that: the casing is close to the one end of air outlet has the third bending portion, the third bending portion to the inboard extension of casing and with the lateral wall laminating of casing.
9. The coater oven tuyere of claim 8, characterized in that: and one end of the third bending part connected with the shell is provided with a round angle.
10. The coater oven tuyere of claim 8, characterized in that: the cross section of the third bending part is in a fold line shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123253403.1U CN216539385U (en) | 2021-12-20 | 2021-12-20 | Coating machine drying oven tuyere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123253403.1U CN216539385U (en) | 2021-12-20 | 2021-12-20 | Coating machine drying oven tuyere |
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| Publication Number | Publication Date |
|---|---|
| CN216539385U true CN216539385U (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123253403.1U Active CN216539385U (en) | 2021-12-20 | 2021-12-20 | Coating machine drying oven tuyere |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603709A (en) * | 2023-04-28 | 2023-08-18 | 广东利元亨智能装备股份有限公司 | Coating oven and coating machine |
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2021
- 2021-12-20 CN CN202123253403.1U patent/CN216539385U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603709A (en) * | 2023-04-28 | 2023-08-18 | 广东利元亨智能装备股份有限公司 | Coating oven and coating machine |
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