CN211012303U - Supercharging air knife and drying device - Google Patents
Supercharging air knife and drying device Download PDFInfo
- Publication number
- CN211012303U CN211012303U CN201921042543.4U CN201921042543U CN211012303U CN 211012303 U CN211012303 U CN 211012303U CN 201921042543 U CN201921042543 U CN 201921042543U CN 211012303 U CN211012303 U CN 211012303U
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- air
- plate
- air outlet
- knife
- circuit board
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Abstract
The utility model relates to the technical field of air knives, and provides a supercharging air knife and a drying device, which comprises an air outlet component and an air supply component for supplying air to the air outlet component, wherein the air outlet component comprises an air outlet shell and a first air plate and a second air plate which are movably arranged on the same side of the air outlet shell, the first air plate and the second air plate are arranged side by side, and the first air plate and the second air plate are in clearance fit; the side of the air outlet shell is provided with an air outlet along the length direction of the air outlet shell, the first air plate and the second air plate are positioned on the outer side of the air outlet, a first air knife hole with the cross section gradually reduced from inside to outside is formed between the first air plate and the second air plate, the first air knife hole is communicated with the air outlet, and the first air knife hole is formed by enclosing the two faces right opposite to the first air plate and the second air plate. The utility model provides a pressure boost air knife and drying device adopts the first aerofoil and the second aerofoil that set up side by side, has strengthened air knife air-out intensity, has improved the dry effect of air knife.
Description
Technical Field
The utility model relates to an air knife technical field especially provides a pressure boost air knife and drying device.
Background
During the circuit board production process, the circuit board needs to be cleaned and dried. In the process of drying the circuit board, the residual moisture on the circuit board is blown away by an air knife in the prior art and then is further dried. However, the existing air knife is a gap formed in the air pipe, moisture on the circuit board is blown away through air flowing out of the gap, but the air knife structure cannot adjust the air outlet strength, the air outlet strength is low, and the drying effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure boost air knife aims at solving the unable intensity of adjusting the air-out of the air knife structure among the prior art, and air-out intensity is low, the relatively poor technical problem of drying effect.
In order to achieve the above object, the utility model adopts the following technical scheme: a supercharging air knife comprises an air outlet assembly and an air supply assembly used for supplying air to the air outlet assembly, wherein the air outlet assembly comprises an air outlet shell, a first air plate and a second air plate, the first air plate and the second air plate are movably installed on the same side of the air outlet shell, the first air plate and the second air plate are arranged side by side, and the first air plate and the second air plate are in clearance fit; the side of the air outlet shell is provided with an air outlet along the length direction of the air outlet shell, the first air plate and the second air plate are located on the outer side of the air outlet, a first air knife hole with the cross section gradually reduced from inside to outside is formed between the first air plate and the second air plate, the first air knife hole is communicated with the air outlet, and the first air knife hole is formed by enclosing the two faces, right opposite to the first air plate and the second air plate, of the first air plate and the second air plate.
Furthermore, the air outlet shell comprises a main body part and an avoiding part used for avoiding the circuit board clamp, the avoiding part is mounted on the main body part and is of a hollow structure, and the avoiding part is communicated with the main body part in the thickness direction of the main body part; the air outlet set up in on the main part, dodge on the portion one side that is close to the air outlet and be equipped with second air knife hole.
Further, a third air knife hole connected with the first air knife hole is formed between the top end of the first air plate and the top end of the second air plate.
Furthermore, the bottom end of the first air plate is provided with a convex block protruding towards the second air plate, and the bottom end of the second air plate is correspondingly provided with a groove for the convex block to be inserted into.
Furthermore, the air outlet shell is provided with a mounting plane for supporting the first air plate and the second air plate, and the air outlet is formed in the mounting plane.
Furthermore, the first air plate and the second air plate are respectively provided with a long hole, the air outlet assembly further comprises a connecting piece used for connecting the first air plate and the second air plate with the mounting plane, and the connecting piece movably penetrates through the long holes and is mounted on the air outlet shell.
Furthermore, the air outlet assemblies are provided with two air outlet assemblies, and a gap for the circuit board to pass through is formed between the two air outlet assemblies.
Furthermore, the wind outlet shell forms an included angle α which is not more than 60 degrees with the vertical direction.
Furthermore, the air outlet directions of the first air knife holes of the two air outlet assemblies are intersected, and the included angle is smaller than 180 degrees.
The drying device comprises a conveying mechanism for conveying the circuit board and the pressurizing air knife, wherein the pressurizing air knife is used for blowing air to the circuit board to dry the circuit board.
The utility model has the advantages that:
the utility model provides a pressure boost air knife and drying device adopts the first aerofoil and the second aerofoil that set up side by side, forms the first air knife hole that the cross section reduces gradually from inside to outside through between first aerofoil and the second aerofoil, has strengthened the air-out intensity of air knife, can control the clearance in first air knife hole through adjusting first aerofoil and second aerofoil, and then adjust the air flow rate of air knife, improve the drying effect of air knife; meanwhile, the first air plate and the second air plate are arranged side by side, so that when the first air plate and the second air plate are adjusted, the distance between the position of the first air knife hole and the circuit board is unchanged, and the circuit board is prevented from being damaged due to the change of the distance between the first air plate and the second air plate and the circuit board.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a right side view of a pressurized air knife provided in an embodiment of the present invention;
fig. 2 is a front view of a pressurized air knife provided in an embodiment of the present invention;
fig. 3 is a schematic perspective view of the air outlet assembly in fig. 1;
FIG. 4 is a front view of the air outlet assembly shown in FIG. 3;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is a cross-sectional view taken along line C-C of FIG. 4;
fig. 7 is a cross-sectional view of the air outlet assembly of fig. 1 taken along the line a-a.
Wherein, in the figures, the respective reference numerals:
1-circuit board, 10-air supply assembly, 11-fan, 12-air supply pipeline, 20-air outlet assembly, 201-first air knife hole, 2011-pressure increasing area, 2012-guiding area, 202-second air knife hole, 203-third air knife hole, 21-air outlet shell, 210-air cavity, 211-main body part, 2110-air outlet, 212-avoiding part, 2201-long hole, 221-first air plate, 2211-lug, 222-second air plate and 23-connecting piece.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 to 7, the following describes a supercharged air knife according to the present invention. The utility model provides a pressure boost air knife, including air-out subassembly 20 and air supply subassembly 10, air supply subassembly 10 is used for supplying air to air-out subassembly 20. The air outlet assembly 20 comprises an air outlet shell 21, a first air plate 221 and a second air plate 222, wherein the first air plate 221 and the second air plate 222 are movably mounted on the same side of the air outlet shell 21, the first air plate 221 and the second air plate 222 are arranged in parallel, and the first air plate 221 and the second air plate 222 are in clearance fit, so that the clearance between the first air plate 221 and the second air plate 222 can be controlled by adjusting the mounting positions of the first air plate 221 and the second air plate 222 on the air outlet shell 21. An air outlet 2110 is formed in one side, where the first air plate 221 and the second air plate 222 are installed, of the air outlet shell 21, the first air plate 221 and the second air plate 222 are located on the outer side of the air outlet 2110, a first air knife hole 201 is formed between the first air plate 221 and the second air plate 222, the first air knife hole 201 is gradually reduced from inside to outside, and the inner side of the first air knife hole 201 is communicated with the air outlet 2110; the first air knife hole 201 is formed by enclosing two faces of the first air plate 221 and the second air plate 222 which are opposite. First air knife hole 201 can strengthen the air-out intensity of first air knife hole 201, improves the drying effect of air knife. Meanwhile, because the first air plate 221 and the second air plate 222 are arranged in parallel, in the adjusting process of the first air plate 221 and the second air plate 222, the distance between the position of the first air knife hole 201 and the plane of the circuit board 1 is unchanged, and the situation that when the first air plate 221 and the second air plate 222 are adjusted, the two sides of the first air knife hole 201, close to the first air knife hole 221, of the first air plate 221 and the second air plate 222 move towards the circuit board 1 and contact with the circuit board 1 to cause damage to the circuit board 1 is avoided; the condition that the depth of the first air knife hole 201 is increased to cause the wind resistance to be increased is also avoided.
Wherein solid arrows indicate the air flow direction and solid arrows indicate the moving direction of the circuit board 1.
Specifically, the air outlet casing 21 is a hollow structure, and has an air cavity 210 therein, one side of the air cavity 210 is connected to the air supply assembly 10, and the other side of the air cavity 210 is communicated with the air outlet 2110. Like this wind chamber 210 provides a great buffer space, has reduced the resistance of air circulation in air-out subassembly 20, and wind chamber 210 can play the effect of steady air-out pressure simultaneously, makes air-out subassembly 20's air-out intensity even.
Specifically, the first air knife hole 201 includes a pressurization area 2011 located on the inner side and a guide area 2012 located on the outer side, the pressurization area 2011 is formed by enclosing two pressurization planes which are respectively arranged on two opposite sides of the first air plate 221 and the second air plate 222 and located on the inner side of the first air knife hole 201, and the two pressurization planes are in a V-shaped structure. Thus, the positions of the two pressure increasing planes can be adjusted while the distance between the first air plate 221 and the second air plate 222 is adjusted, and the pressure increasing region 2011 only changes the width, so that the influence on the distance between the first air plate 221 and the circuit board 1 and the distance between the second air plate 222 and the circuit board are avoided. The guide region 2012 is formed by enclosing two opposite and parallel planes, so that the function of stabilizing the wind direction is achieved, and the wind force can be intensively blown to the circuit board.
Further, please refer to fig. 1 to fig. 5 together, as a specific embodiment of the supercharged air blade provided by the present invention, the air outlet casing 21 includes a main body portion 211 and an avoiding portion 212, the avoiding portion 212 is used for avoiding the clamp of the circuit board 1, the avoiding portion 212 is installed on the main body portion, the avoiding portion 212 is a hollow structure, the avoiding portion 212 is communicated with the main body portion 211 in the thickness direction of the main body portion 211, the air outlet 2110 is disposed on the main body portion 211, and a second air blade hole 202 is disposed on one side of the avoiding portion 212 close to the air outlet 2110. That is, the escape portion is fixed to one end of the main body portion, the longitudinal direction of the escape portion is the same as the longitudinal direction of the main body portion, and the air chamber 210 of the escape portion 212 communicates with the air chamber 210 of the main body portion 211. The avoidance part 212 can prevent the air outlet shell 21 from colliding with the clamp in the moving process of the circuit board 1; meanwhile, the second air knife hole 202 can blow dry the circuit board 1 at the clamping position of the jig.
Specifically, the top of the circuit board 1 is held by a jig, the escape portion 212 is tubular, and the escape portion 212 is located on the top of the main body portion 211. This is favorable to the drying of circuit board 1 centre gripping position, avoids avoiding the portion 212 drying effect because avoiding the portion 212 to be great in the circuit board 1 interval for main part 211 and circuit board 1 interval.
Specifically, the first wind knife hole 201 and the second wind knife hole 202 are in a slit structure, and the first wind knife hole 201 and the second wind knife hole 202 are located on the same plane with the axis of the wind outlet housing 21. The escape portion 212 is cylindrical, and the escape portion 212 is coaxially connected to the main body portion 211. The both ends of main part 211 are provided with the flange for fix the air-out subassembly on outside mounting bracket. The air chamber 210 in the main body portion 211 communicates with the air chamber 210 in the escape portion 212.
Further, referring to fig. 3 and 5, as an embodiment of the present invention, a third air knife hole is formed between the top end of the first air board 221 and the top end of the second air board 222, and the third air knife hole 203 is communicated with the first air knife hole 201. That is, the third air knife hole 203 is formed by enclosing two planes, which are right opposite to the first air board 221 and the first air board 221, between the top end of the first air board and the top end of the second air board, and the third air knife hole 203 is used for blowing air along the planes where the first air knife hole 201 and the second air knife hole 202 are located. Therefore, a blind area is prevented from being generated between the first air knife hole 201 and the second air knife hole 202, and the water removing and drying effects of the pressurizing air knife on the circuit board 1 are improved. Here, the water-driving means that the liquid or the like on the surface layer of the circuit board 1 is blown by air and moved in one direction along the circuit board 1 so that the liquid or the like is finally removed from the circuit board 1.
Further, please refer to fig. 3 to 5 together, as a specific embodiment of the present invention, a protrusion 2211 is disposed at the bottom end of the first air plate 221, the protrusion 2211 protrudes toward the second air plate 222, a groove is disposed at the bottom end of the second air plate 222, the protrusion 2211 corresponds to the groove, and the protrusion 2211 is inserted into the groove, and the protrusion can slide along the groove. Adopt lug 2211 can with the recess cooperation, hinder the air from first aerofoil 221 and the one end of second aerofoil 222 keeping away from dodging portion 212 from flowing out, reduce the air outlet sectional area of air-out subassembly 20, improve its air-out intensity.
Further, referring to fig. 1 to 3 and fig. 5 to 7 together, as a specific embodiment of the supercharged air knife of the present invention, the air outlet casing 21 has an air cavity 210 and a mounting plane for supporting the first air plate and the second air plate; the first air plate 221 and the second air plate 222 are movably mounted on the mounting plane, the air outlet 2110 is formed in the mounting plane, so that air output by the air supply assembly 10 is blown out through the first air knife hole 201, the second air knife hole 202 and the third air knife hole after passing through the air cavity 210 and the air outlet 2110, and the first air plate and the second air plate always move on the same plane in the process of adjusting the first air plate and the second air plate. Wherein, the wind cavity 210 is communicated with the first, second and third wind knife holes 201, 202 and 203.
Further, please refer to fig. 3 to fig. 6 together, as a specific embodiment of the present invention, the first wind plate 221 and the second wind plate 222 are respectively provided with a long hole 2201, and the long hole 2201 can adjust the fixing positions of the first wind plate 221 and the second wind plate 222 and the mounting plane, so as to adjust the distance between the first wind plate 221 and the second wind plate 222. The air outlet assembly 20 further includes a connecting member 23, and the connecting member 23 is movably installed on the air outlet casing through the elongated hole 2201, and is used for respectively and tightly connecting the first air board 221 and the second air board 222 with the installation plane. The width of the first air knife hole 201 and the width of the third air knife hole 203 can be adjusted by matching the connecting piece 23 with the long hole 2201, so that the air outlet strength of the air knife hole is proper.
Specifically, the connecting member 23 is a screw, and the elongated hole 2201 is a counter bore, so that the end of the screw can be prevented from protruding out of the mounting plane, and the screw can be prevented from scratching the circuit board. First aerofoil and second aerofoil are equipped with a plurality of slotted holes 2201 along its length direction, a plurality of screw holes have been seted up on the mounting plane, each slotted hole 2201 sets up along the direction of perpendicular first air knife hole 201 interior air flow direction, can make first aerofoil 221 and second aerofoil 222 when the mounting plane slides like this, be convenient for adjust the clearance in first air knife hole, can ensure first aerofoil and second aerofoil laminating outside the air outlet simultaneously, avoid air outlet tip to leak out.
Further, please refer to fig. 1, fig. 2 and fig. 7 together, as a specific embodiment of the present invention, the number of the air outlet assemblies 20 is two, and a gap for the circuit board 1 to pass through is formed between the two air outlet assemblies 20. Adopt two air-out subassemblies 20 can dry circuit board 1's two sides simultaneously.
Preferably, two air-out subassemblies 20 are mirror symmetry and set up, and the mirror symmetry face (being the plane that circuit board 1 is located) of two air-out subassemblies 20 adopts mirror symmetry along vertical direction, can make two air-out subassemblies 20's air-out direction concentrate on circuit board 1 for its effort along circuit board 1 vertical direction offsets each other, prevents that circuit board 1 from removing or damaging. The mirror symmetry plane is along vertical direction, can further utilize moisture dead weight, makes the water on the circuit board 1 flow downwards, is blown away by wind.
Further, please refer to fig. 2 together, as a specific implementation manner of the supercharged air knife provided by the present invention, the air-out casing 21 forms an included angle α with the vertical direction of not more than 60 °, specifically, the axis of the air-out casing 21 is parallel to the plane of the circuit board 1, the air-out casing 21 inclines toward the incoming material direction of the circuit board 1, wherein the incoming material direction of the circuit board 1 is opposite to the moving direction of the circuit board 1 (the moving direction of the circuit board 1 is shown by the solid arrow in fig. 2), so that the crossing position of the air blown out from the first air knife hole 201, the second air knife hole 202 and the third air knife hole 203 and the circuit board 1 is inclined (the direction shown by the solid arrow in fig. 2), and after the circuit board 1 enters the air-out area of the air-out component 20, the air-out component 20 can blow from front to back (opposite to the moving direction of the circuit board 1) and down along the moving direction of the circuit board 1, so that the water above the circuit board 1 flows down, thereby avoiding the interference of.
Preferably, the angle α between the air outlet casing 21 and the vertical direction is 4-45 °.
Further, please refer to fig. 1 and fig. 7 together, as a specific embodiment of the present invention, the air outlet directions of the first air knife holes 201 of the two air outlet assemblies 20 are intersected and the included angle is smaller than 180 degrees, that is, the air outlet directions of the first air knife holes 201 of the two air outlet assemblies 20 are deflected to one side of the incoming direction of the circuit board 1, and the deflection included angle β is larger than 0 degree, so that when blowing, the blowing direction of the air outlet assemblies 20 and the moving direction of the circuit board 1 can form an obtuse angle, so as to better strip the liquid adsorbed on the circuit board 1, and simultaneously avoid the interference to the area blown on the circuit board 1, and prevent the liquid from splashing to the area on the circuit board 1, wherein, the intersected included angle of the air outlet directions of the two air outlet assemblies 20 is a vector included angle, optionally, and the deflection included angle β is not larger than 45 degrees.
Preferably, when the circuit board 1 passes between the two air outlet assemblies 20, the two first air knife holes 201 are respectively blown at corresponding positions on two surfaces of the circuit board 1, and the included angle between the air outlet direction and the movement direction of the circuit board 1 is the same as the deflection included angle β of 2 degrees to 30 degrees, that is, the included angle β between the vertical surface of the air outlet direction of the air outlet assembly 20 (when the plane on one side of the first air plate and the second air plate surface type circuit board 1 is perpendicular to the air outlet direction, that is, the plane on one side of the first air plate and the second air plate close to the circuit board 1, as shown in fig. 7) and the plane on which the circuit board 1 is located is 2 degrees to 30 degrees, which is beneficial to reducing the distance from the air outlet assembly 20 to the circuit board 1, reducing the wind resistance of the air between the air outlet assembly 20.
Further, referring to fig. 1 to 5, as a specific embodiment of the supercharging air knife provided by the present invention, the air supply assembly 10 includes a fan 11 and an air supply duct 12, and the air supply duct 12 inputs air conveyed by the fan 11 into the air cavity 210.
Further, the supercharging air knife comprises a plurality of groups of air outlet assemblies 20, and each group of air outlet assemblies 20 is provided with one or a pair of air outlet assemblies 20.
The utility model also provides a drying device, including conveying mechanism and foretell pressure boost air knife, conveying mechanism is used for carrying circuit board 1, and pressure boost air knife is used for blowing to circuit board 1, blows away the moisture on circuit board 1, realizes circuit board 1's drying. Adopt the first air knife hole 201 that reduces gradually from inside to outside, can strengthen the intensity of air-out, air-out intensity and amount of wind can be adjusted to first aerofoil 221 and second aerofoil 222, improve circuit board 1 catch up with water and drying efficiency.
Further, the conveying mechanism is provided with a jig which is held above the circuit board 1, and the escape portion 212 is used for escaping the jig. Like this, can avoid circuit board 1 to catch up with water and dry blind area, simultaneously, also can avoid pressure boost air knife and circuit board 1 collision.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a pressure boost air knife, includes the air-out subassembly and be used for to the air supply subassembly of air-out subassembly air supply, its characterized in that: the air outlet assembly comprises an air outlet shell, a first air plate and a second air plate, wherein the first air plate and the second air plate are movably arranged on the same side of the air outlet shell, the first air plate and the second air plate are arranged side by side, and the first air plate and the second air plate are in clearance fit; the side of the air outlet shell is provided with an air outlet along the length direction of the air outlet shell, the first air plate and the second air plate are located on the outer side of the air outlet, a first air knife hole with the cross section gradually reduced from inside to outside is formed between the first air plate and the second air plate, the first air knife hole is communicated with the air outlet, and the first air knife hole is formed by enclosing the two faces, right opposite to the first air plate and the second air plate, of the first air plate and the second air plate.
2. The charged air knife of claim 1, wherein: the air outlet shell comprises a main body part and an avoiding part for avoiding the circuit board clamp, the avoiding part is mounted on the main body part and is of a hollow structure, and the avoiding part is communicated with the main body part in the thickness direction of the main body part; the air outlet set up in on the main part, dodge on the portion one side that is close to the air outlet and be equipped with second air knife hole.
3. The charged air knife of claim 1, wherein: and a third air knife hole connected with the first air knife hole is formed between the top end of the first air plate and the top end of the second air plate.
4. The charged air knife of claim 1, wherein: the bottom of first aerofoil be equipped with to the convex lug of second aerofoil, the bottom of second aerofoil corresponds to be equipped with the confession the recess that the lug was inserted.
5. The charged air knife of claim 1, wherein: the air outlet shell is provided with a mounting plane for supporting the first air plate and the second air plate, and the air outlet is formed in the mounting plane.
6. The charged air knife of claim 5, wherein: the first air plate and the second air plate are respectively provided with a long hole, the air outlet assembly further comprises a connecting piece, the connecting piece is used for connecting the first air plate and the second air plate with the mounting plane, and the connecting piece movably penetrates through the long holes and is mounted on the air outlet shell.
7. A charged air knife according to any of claims 1 to 6, characterized in that: the air outlet assemblies are provided with two air outlet assemblies, and a gap for the circuit board to pass through is formed between the two air outlet assemblies.
8. The supercharged air knife according to any one of claims 1 to 6, characterized in that the angle α between the air outlet casing and the vertical direction is not more than 60 °.
9. The charged air knife of claim 7, wherein: the air outlet directions of the first air knife holes of the two air outlet assemblies are intersected, and the included angle is smaller than 180 degrees.
10. Drying device, its characterized in that: comprising a transport mechanism for transporting a circuit board and a pressurized air knife according to any of claims 1 to 9 for blowing air to the circuit board to dry the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921042543.4U CN211012303U (en) | 2019-07-04 | 2019-07-04 | Supercharging air knife and drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921042543.4U CN211012303U (en) | 2019-07-04 | 2019-07-04 | Supercharging air knife and drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211012303U true CN211012303U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921042543.4U Expired - Fee Related CN211012303U (en) | 2019-07-04 | 2019-07-04 | Supercharging air knife and drying device |
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| Country | Link |
|---|---|
| CN (1) | CN211012303U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964425A (en) * | 2020-08-20 | 2020-11-20 | 蚌埠凯盛工程技术有限公司 | Manufacturing process of air knife of glass cleaning machine |
| CN115371409A (en) * | 2022-08-16 | 2022-11-22 | 深圳市易天自动化设备股份有限公司 | Air knife assembly, glass air drying equipment and control method thereof |
-
2019
- 2019-07-04 CN CN201921042543.4U patent/CN211012303U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964425A (en) * | 2020-08-20 | 2020-11-20 | 蚌埠凯盛工程技术有限公司 | Manufacturing process of air knife of glass cleaning machine |
| CN115371409A (en) * | 2022-08-16 | 2022-11-22 | 深圳市易天自动化设备股份有限公司 | Air knife assembly, glass air drying equipment and control method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 |
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| CF01 | Termination of patent right due to non-payment of annual fee |