CN215430033U - Air-float bellows combined nozzle - Google Patents
Air-float bellows combined nozzle Download PDFInfo
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- CN215430033U CN215430033U CN202120572347.9U CN202120572347U CN215430033U CN 215430033 U CN215430033 U CN 215430033U CN 202120572347 U CN202120572347 U CN 202120572347U CN 215430033 U CN215430033 U CN 215430033U
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Abstract
The application relates to an air floatation air box combined nozzle which comprises an air supply cover and a plurality of air spraying covers which are arranged on the air supply cover and communicated with the air supply cover; the air supply cover is provided with an air inlet; the air injection cover is provided with an air inlet communicated with the interior of the air supply cover and an air injection port; the air inlet is provided with a first screen plate, and a second screen plate is arranged between the first screen plate and the air jet, wherein the mesh diameter of the first screen plate is larger than that of the second screen plate. First otter board and second otter board can comb the air current that flows into jet-propelled cover from the air supply cover for the inside air current of jet-propelled cover that gets into is difficult for taking place the disorder, promotes the stability and the homogeneity of air current flow direction, thereby effectively promotes the air current and from jet-propelled spun homogeneity in the jet-propelled cover, can effectively guarantee the work efficiency of bellows, promotes the working property of bellows.
Description
Technical Field
The application relates to the field of coating material processing equipment, in particular to an air floatation air box combined nozzle.
Background
Coating is a process by which a composite material (film) is produced by applying a polymer paste, a polymer melt or a polymer melt to paper, cloth or a plastic film. The apparatus used for the coating work is a coater.
After coating, the solution on the coating material such as paper, cloth, plastic film, etc. needs to be dried, and at this time, an air-floating type bellows is used. The air-floating type air box sprays hot air to the surface of the coating material through the nozzle, so that the coating material floats in the air box, and meanwhile, the drying efficiency can be better ensured.
The conventional air-floating type wind box is usually provided with a plurality of nozzles inside, and the nozzles are connected with a fan through a supply air pipeline. However, for a general nozzle, when an air flow enters the nozzle through the air supply pipeline, the air flow can form a turbulent flow at the joint of the nozzle and the pipeline, which affects the uniformity of the air flow, so that the air pressure at different nozzles is different, thereby causing the phenomenon of uneven air outlet and affecting the heating efficiency of the bellows.
SUMMERY OF THE UTILITY MODEL
In order to promote the heating efficiency of bellows, this application provides an air supporting bellows combination nozzle.
The application provides an air supporting bellows combination nozzle adopts following technical scheme:
an air floatation air box combined nozzle comprises an air supply cover and a plurality of air injection covers which are arranged on the air supply cover and communicated with the air supply cover; the air supply cover is provided with an air inlet; the air injection cover is provided with an air inlet communicated with the interior of the air supply cover, and is also provided with an air injection port; a first screen plate is arranged at the air inlet, and a second screen plate is arranged between the first screen plate and the air jet; the mesh diameter of the first screen plate is larger than that of the second screen plate.
Through adopting above-mentioned technical scheme, first otter board and second otter board can comb the air current that flows into in the jet-propelled cover from the air supply cover for the air current that gets into jet-propelled cover inside is difficult for taking place the disorder, promotes the stability and the homogeneity of air current flow direction, thereby effectively promotes the air current from jet-propelled cover spun homogeneity. Therefore, the working efficiency of the air box can be effectively guaranteed, and the working performance of the air box is improved.
Preferably, a shunting block is arranged inside the air injection cover and is positioned at the air injection port; the flow dividing block is arranged between two opposite side walls of the air injection cover, and gaps communicated with the air injection port are reserved between the flow dividing block and the two opposite side walls of the air injection cover.
Through adopting above-mentioned technical scheme, the reposition of redundant personnel piece can be shunted the air current that gets into in the jet-propelled cover for the air current reposition of redundant personnel is two strands, and spouts in following two gaps respectively, thereby promotes the homogeneity of jet-propelled cover blowout air current.
Preferably, one side of the flow dividing block, which is back to the air injection port, is also provided with two flow guide blocks, and the two flow guide blocks are respectively positioned on two opposite side walls of the air injection cover and correspond to the two gaps one by one; a space communicated with the gap is reserved between the flow guide block and the flow dividing block; and the side wall of the air injection cover is provided with an adjusting component for adjusting the distance between the flow guide block and the flow dividing block.
Through adopting above-mentioned technical scheme, the staff is through adjusting the distance between reposition of redundant personnel piece and the water conservancy diversion piece to change the air current size of jet-propelled cover spun, so that promote the flexibility of bellows work.
Preferably, the side wall of the air injection cover is provided with a waist-shaped hole; the adjusting component comprises a bolt fixed on the flow guide block, the bolt penetrates through the waist-shaped hole and extends to the outer side of the air injection cover, and a nut matched with the bolt is arranged on the outer side of the air injection cover.
Through adopting above-mentioned technical scheme, loosen the nut, the bolt can remove in waist type downthehole, and the staff can adjust the position of water conservancy diversion piece. The nut is screwed up, the flow guide block can be fixed, and the operation is convenient.
Preferably, a plurality of flow guide channels are arranged in the air collecting cover, air inlets of the plurality of flow guide channels are communicated with the air inlet, and air outlets of the plurality of flow guide channels are uniformly distributed in the air supply cover.
By adopting the technical scheme, the guide channel can guide the air flow discharged from the air inlet to each position inside the air supply cover uniformly, so that the uniformity of the air flow sprayed out by each air spraying cover is ensured, and the working efficiency of the air box is ensured.
Preferably, a plurality of the air injection covers are uniformly distributed along the length direction of the air supply cover; the air inlet is positioned on the side wall of the air supply cover adjacent to the side wall of the air injection cover, and the air inlet is positioned in the center of the length direction of the side wall of the air injection cover; the flow guide channel is arranged on the side wall of the air supply hood opposite to the side wall where the air injection hood is arranged; the flow guide channel comprises two groups of flow channels, and the two groups of flow channels are symmetrically distributed on the central plane of the central position of the air supply hood in the length direction.
Through adopting above-mentioned technical scheme, two sets of runners lead the air current to air supply cover length direction both ends respectively to promote the homogeneity of air current in the air supply cover, guarantee the air current from jet hood spun homogeneity.
Preferably, two groups of guide plates are arranged on the side wall of the air supply hood opposite to the side wall of the air injection hood, the two groups of guide plates are symmetrically distributed about the central plane of the length direction of the air supply hood, each group of guide plates comprises a plurality of guide plates, each guide plate comprises a transverse plate and a vertical plate, and the plurality of transverse plates are distributed along the width direction of the air collection hood; the plurality of vertical plates are distributed along the length direction of the air collecting cover, and each transverse plate is connected with the corresponding vertical plate; a channel is formed between two adjacent guide plates, and a plurality of channels form a flow channel.
Through adopting above-mentioned technical scheme, the deflector plays the guide effect to the air current, guarantees the homogeneity that the air current flows, and on the other hand, the setting of guide plate can be convenient for the equipment of water conservancy diversion passageway, and the follow-up repair maintenance of being convenient for.
Preferably, an arc-shaped transition plate is arranged between the transverse plate and the vertical plate.
Through adopting above-mentioned technical scheme, the arc deflector can reduce the decay of air current velocity of flow, is favorable to the flow of air current.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first screen plate and the second screen plate can comb the airflow flowing into the air injection cover from the air supply cover, so that the airflow entering the air injection cover is not easy to be disordered, the stability and the uniformity of the airflow flow direction are improved, the uniformity of the airflow sprayed out from the air injection cover is effectively improved, the working efficiency of the air box is effectively ensured, and the working performance of the air box is improved;
2. two flow guide blocks are arranged on one side of the flow distribution block, which is back to the air jet port, and the size of the air flow sprayed by the air jet cover is changed by adjusting the distance between the flow distribution block and the flow guide blocks by workers, so that the working flexibility of the air box is improved;
3. the inside a plurality of diversion channels that are provided with of wind-collecting cover, the air outlet of a plurality of diversion channels is at the inside evenly distributed of air supply cover, therefore diversion channel can be with the even direction of air current to each inside position of air supply cover that goes out of air intake to guarantee the homogeneity of each jet-propelled cover blowout air current, guarantee the work efficiency of bellows.
Drawings
FIG. 1 is a schematic structural view of an air flotation bellows combined nozzle in an embodiment of the present application;
FIG. 2 is a schematic diagram showing the configuration of a baffle;
FIG. 3 is a cross-sectional view of the internal structure of the gas cap;
FIG. 4 is a schematic structural view for showing an adjustment assembly;
fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.
In the drawings, the reference numbers: 1. an air supply cover; 11. an air inlet; 2. an air blast hood; 21. a first screen plate; 22. a second screen plate; 23. a shunting block; 24. a flow guide block; 25. an adjustment assembly; 251. a bolt; 252. a nut; 26. a kidney-shaped hole; 3. a baffle; 31. a vertical plate; 32. a transverse plate; 33. a transition plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses an air-flotation air box combined nozzle. Referring to fig. 1, the air flotation bellows combined nozzle includes a blast hood 1 and a plurality of air ejection hoods 2. A plurality of air injection cover 2 sets up side by side and along air supply cover 1 length direction evenly distributed, has seted up air inlet and air jet on the air injection cover 2, and the air inlet setting is at the junction of air injection cover 2 and air supply cover 1 and with the inside intercommunication of air supply cover 1. An air inlet 11 is formed in the side wall, adjacent to the side wall where the air injection cover 2 is located, of the air supply cover 1, the air inlet 11 is connected with an external air pump, air flow can be introduced into the air supply cover 1, and the air flow can be sprayed out from an air injection port.
Referring to fig. 2, two groups of guide plates 3 are further arranged inside the air supply hood 1, and the guide plates 3 are positioned on the inner wall opposite to the side wall where the air injection hood 2 is positioned. The two groups of guide plates 3 are symmetrically distributed about the central plane of the length direction of the air supply cover 1. Each group of baffles 3 comprises a plurality of guide plates. Each deflector all includes riser 31, and a plurality of risers 31 distribute along wind-collecting cover length direction to a plurality of risers 31 all are located air intake 11 department, and consequently a plurality of risers 31 can shunt the air current that gets into air intake 11.
Referring to fig. 2, for a group of deflectors 3, the length of a vertical plate 31 located at the edge of the air inlet 11 is smaller than the length of a vertical plate 31 located at the center of the air inlet 11, a horizontal plate 32 is disposed on the same side of each vertical plate 31, the horizontal plate 32 is perpendicular to the vertical plate 31, an arc-shaped transition plate 33 is disposed between the vertical plate 31 and the horizontal plate 32, and two ends of the transition plate 33 are respectively connected with the end portions of the horizontal plate 32 and the vertical plate 31. Therefore, a channel is formed between every two adjacent guide plates, and the through grooves form a group of flow channels. Therefore, a group of flow deflectors 3 are spliced with each other to form a group of flow channels, and two groups of flow channels form a group of flow guide channels.
Referring to fig. 3, a first mesh plate 21 is provided at the air inlet, and a second mesh plate 21 is fixed on the gas cap 2. A second screen plate 22 is arranged between the second screen plate 21 and the gas nozzles, and the second screen plate 22 is also fixed on the gas hood 2. The mesh diameter of the first mesh plate 21 is larger than that of the second mesh plate 22.
Referring to fig. 1 and 3, the air nozzle is in a long strip shape, a flow dividing block 23 is arranged at the air nozzle, and the flow dividing block 23 is in a long strip shape corresponding to the shape of the air nozzle. The both ends of the length direction of the shunting block 23 are fixed on the inner wall of the air injection cover 2, and gaps are reserved between the two side walls of the length direction of the shunting block 23 and the side walls of the air injection cover 2, so that the shunting block 23 can shunt air flow entering the air injection cover 2 from the air supply cover 1.
Referring to fig. 3, two flow guide blocks 24 are further disposed in the air cap 2, the flow guide blocks 24 are located on one side of the shunting block 23 facing away from the air nozzle, and the two flow guide blocks 24 are respectively located on two opposite side walls of the air cap 2.
Referring to fig. 4 and 5, a waist-shaped hole 26 is formed in the side wall of the air cap 2 where the flow guide block 24 is located, and the waist-shaped hole 26 is arranged along the height direction of the air cap 2. The side wall of the jet cover 2 is further provided with an adjusting assembly 25, the adjusting assembly 25 comprises a bolt 251, the head of the bolt 251 is fixed on the flow guide block 24, the tail of the bolt 251 penetrates through the kidney-shaped hole 26 and extends to the outer side of the jet cover 2, the outer side of the jet cover 2 is further provided with a nut 252, and the nut 252 is matched with the bolt 251, so that the flow guide block 24 can be fixed on the jet cover 2.
Referring to fig. 3, a space is left between each of the two flow guide blocks 24 and the flow dividing block 23, and the two spaces and the two gaps are in one-to-one correspondence and are communicated with each other. The gas flow in the gas hood 2 can be normally ejected from the gas ejection port. The worker can adjust the position of the flow guide block 24 by loosening the nut 252, so as to change the distance between the flow guide block 24 and the flow dividing block 23, and thus change the flow rate and the flow velocity of the air flow at the air jet.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an air supporting bellows combination nozzle which characterized in that: comprises an air supply cover (1) and a plurality of air injection covers (2) which are arranged on the air supply cover (1) and communicated with the air supply cover (1); an air inlet (11) is formed in the air supply cover (1); the air injection cover (2) is provided with an air inlet communicated with the interior of the air supply cover (1), and the air injection cover (2) is also provided with an air injection port; a first screen plate (21) is arranged at the air inlet, and a second screen plate (22) is arranged between the first screen plate (21) and the air outlet; the mesh diameter of the first mesh plate (21) is larger than that of the second mesh plate (22).
2. The air flotation bellows combined nozzle of claim 1, wherein: a shunting block (23) is arranged in the air spraying cover (2), and the shunting block (23) is positioned at an air spraying opening; the flow splitting block (23) is arranged between two opposite side walls of the air spraying cover (2), and gaps communicated with the air spraying port are reserved between the flow splitting block (23) and the two opposite side walls of the air spraying cover (2).
3. The air flotation bellows combined nozzle of claim 2, wherein: two flow guide blocks (24) are further arranged on one side, back to the air jet opening, of the flow dividing block (23), and the two flow guide blocks (24) are respectively located on two opposite side walls of the air jet cover (2) and correspond to the two gaps one by one; a space communicated with the gap is reserved between the diversion block (24) and the shunting block (23); and an adjusting component (25) for adjusting the distance between the flow guide block (24) and the flow dividing block (23) is arranged on the side wall of the air injection cover (2).
4. The air flotation bellows combined nozzle of claim 3, wherein: a waist-shaped hole (26) is formed in the side wall of the air injection cover (2); the adjusting assembly (25) comprises a bolt (251) fixed on the flow guide block (24), the bolt (251) penetrates through the kidney-shaped hole (26) and extends to the outer side of the jet cover (2), and a nut (252) matched with the bolt (251) is arranged on the outer side of the jet cover (2).
5. The air flotation bellows combined nozzle of claim 1, wherein: the air supply hood is characterized in that a plurality of flow guide channels are arranged inside the air supply hood (1), air inlets of the flow guide channels are communicated with the air inlet (11), and air outlets of the flow guide channels are uniformly distributed inside the air supply hood (1).
6. The air flotation bellows combined nozzle of claim 5, wherein: the plurality of air injection covers (2) are uniformly distributed along the length direction of the air supply cover (1); the air inlet (11) is positioned on the side wall of the air supply cover (1) adjacent to the side wall where the air spraying cover (2) is positioned, and the air inlet (11) is positioned in the center of the length direction of the side wall of the air spraying cover (2); the flow guide channel is arranged on the side wall of the air supply cover (1) opposite to the side wall where the air injection cover (2) is arranged; the flow guide channel comprises two groups of flow channels, and the two groups of flow channels are symmetrically distributed on the central plane of the central position of the air supply cover (1) in the length direction.
7. The air flotation bellows combined nozzle of claim 6, wherein: the side wall of the air supply cover (1) opposite to the side wall where the air injection cover (2) is located is provided with two groups of guide plates (3), the two groups of guide plates (3) are symmetrically distributed about the central plane of the air supply cover (1) in the length direction, each group of guide plates (3) comprises a plurality of guide plates, each guide plate comprises a transverse plate (32) and a vertical plate (31), and the plurality of transverse plates (32) are distributed in the width direction of the air collection cover; the vertical plates (31) are distributed along the length direction of the wind collecting cover, and each transverse plate (32) is connected with the corresponding vertical plate (31); a channel is formed between two adjacent guide plates, and a plurality of channels form a flow channel.
8. The air flotation bellows combined nozzle of claim 7, wherein: an arc transition plate (33) is arranged between the transverse plate (32) and the vertical plate (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120572347.9U CN215430033U (en) | 2021-03-19 | 2021-03-19 | Air-float bellows combined nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120572347.9U CN215430033U (en) | 2021-03-19 | 2021-03-19 | Air-float bellows combined nozzle |
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| Publication Number | Publication Date |
|---|---|
| CN215430033U true CN215430033U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120572347.9U Active CN215430033U (en) | 2021-03-19 | 2021-03-19 | Air-float bellows combined nozzle |
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| CN (1) | CN215430033U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116086165A (en) * | 2023-02-10 | 2023-05-09 | 无锡爱德旺斯科技有限公司 | Heating air supply mechanism |
| CN116748095A (en) * | 2023-06-09 | 2023-09-15 | 深圳市尚水智能股份有限公司 | Uniform air device, baking system and coating machine |
-
2021
- 2021-03-19 CN CN202120572347.9U patent/CN215430033U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116086165A (en) * | 2023-02-10 | 2023-05-09 | 无锡爱德旺斯科技有限公司 | Heating air supply mechanism |
| CN116086165B (en) * | 2023-02-10 | 2023-07-25 | 无锡爱德旺斯科技有限公司 | Heating air supply mechanism |
| CN116748095A (en) * | 2023-06-09 | 2023-09-15 | 深圳市尚水智能股份有限公司 | Uniform air device, baking system and coating machine |
| CN116748095B (en) * | 2023-06-09 | 2024-04-09 | 深圳市尚水智能股份有限公司 | Uniform air device, baking system and coating machine |
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