CN114439776A - Axial-flow type air inlet pipe component of blower - Google Patents
Axial-flow type air inlet pipe component of blower Download PDFInfo
- Publication number
- CN114439776A CN114439776A CN202210294693.4A CN202210294693A CN114439776A CN 114439776 A CN114439776 A CN 114439776A CN 202210294693 A CN202210294693 A CN 202210294693A CN 114439776 A CN114439776 A CN 114439776A
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- China
- Prior art keywords
- fan blade
- air inlet
- inlet pipe
- motor
- groove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
- F04D29/329—Details of the hub
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an axial-flow blower air inlet pipe assembly, which comprises an air inlet pipe, a fan and a fan, wherein the air inlet pipe comprises an air inlet and an air outlet; the airflow channel is formed inside the air inlet pipe and positioned between the air inlet pipe and the air outlet, and airflow enters from the air inlet and is discharged from the air outlet; the fan blade drives airflow to flow; the motor is accommodated in the air inlet pipe, and an output shaft of the motor is connected with the fan blade so as to drive the fan blade to rotate; a hexagonal groove is formed in the middle of the fan blade, and a hexagonal nut used for fastening the fan blade on the output shaft is assembled in the hexagonal groove; this scheme provides an axial-flow type hair-dryer air inlet pipe subassembly structure, makes no longer have circular recess on the fan blade to improve the wind speed and reduce the noise.
Description
Technical Field
The invention relates to the technical field of blower components, in particular to an axial-flow blower air inlet pipe component.
Background
A blower is a garden tool that a user can operate to blow grass clippings, leaves, etc. to sweep a garden or garden. The blower is provided with an air inlet and an air outlet, and the fan is driven by the motor to operate to generate blowing airflow, so that fallen leaves, debris and the like in a courtyard or a garden can be cleaned.
In the blower in the prior art, a fan blade is generally provided with a larger circular groove which is used for fixing the fan blade on a motor shaft by a nut; however, the existence of the circular groove on the fan blade can cause the air inlet flow to generate turbulent flow, so that the air speed and the noise of the hair drier are influenced, the product use experience is influenced, and the popularization and the application of the hair drier on the market are not facilitated.
Disclosure of Invention
In order to overcome the defects in the prior art, the air inlet pipe component of the axial flow type hair drier is simple in structure, ingenious in design and capable of improving the air speed and reducing the noise.
In order to realize the aim, the invention adopts the following technical scheme that the axial flow type air blower air inlet pipe component comprises an air inlet pipe, an air outlet pipe and a fan, wherein the air inlet pipe comprises an air inlet and an air outlet; the airflow channel is formed inside the air inlet pipe and positioned between the air inlet pipe and the air outlet, and airflow enters from the air inlet and is discharged from the air outlet; the fan blade drives airflow to flow; the motor is accommodated in the air inlet pipe, and an output shaft of the motor is connected with the fan blade so as to drive the fan blade to rotate; a hexagonal groove is formed in the middle of the fan blade, and a hexagonal nut used for fastening the fan blade on the output shaft is assembled in the hexagonal groove; this scheme provides an axial-flow type hair-dryer inlet pipe subassembly structure, makes no longer have circular recess on the fan blade to improve the wind speed and reduce the noise.
As a preferred scheme of the invention, the output shaft of the motor is provided with a shaft sleeve, and the shaft sleeve is abutted against the fan blade; the shaft sleeve is tightly assembled on the corresponding position of the motor output shaft in a pressing way; the motor with the pressed shaft sleeve is arranged on the air inlet pipe by screws, and the motor wire is placed on the motor wire channel; the shaft sleeve is used for axially positioning the fan blades and is tightly matched with an output shaft of the motor.
As a preferred scheme of the invention, a fan blade cover is arranged on the fan blade, and the fan blade is detachably connected with the fan blade cover; by adopting the technical scheme, the fan blade and the fan blade cover are convenient to disassemble and assemble, and the convenience in later maintenance is also facilitated.
As a preferred scheme of the invention, a plurality of clamping grooves are circumferentially distributed on the fan blade, and correspondingly, the bottom of the fan blade cover is provided with a buckle matched with the clamping grooves; when the fan blade cover is connected with the fan blade, the buckle is assembled in the clamping groove.
As a preferred scheme of the invention, the clamping groove is of an L-shaped structure, the back surface of the clamping groove is provided with a guide surface and an arc groove, and correspondingly, a convex arc surface matched with the arc groove is formed on the buckle; the clamping groove which is of an L-shaped structure is arranged, so that the buckle can be locked after rotation, and firmness between the fan blade cover and the fan blade is improved.
As a preferred scheme of the invention, a plurality of reinforcing ribs are arranged on the outer wall of the buckle, and are circumferentially arranged in the fan blade cover at equal intervals; set up the strengthening rib and improved the structural strength and the whole fastness of whole fan blade lid, further guaranteed safe in utilizationly, simultaneously, buckle, strengthening rib and fan blade lid are integrated into one piece structure.
As a preferred scheme of the invention, an arc-shaped surface is formed at the top of the fan blade cover, and a groove is formed in the middle of the arc-shaped surface, wherein the groove is in a straight-line structure; for wrenching the rotation; by adopting the above technical scheme, the arc-shaped surface 75 can rotate the fan blade cover to the corresponding position with small force, and the fan blade cover can be easily rotated out only by applying a proper force when being rotated out.
As a preferred scheme of the invention, an accommodating cavity for accommodating the motor is distributed in the air inlet pipe, and the accommodating cavity is concentric with the air inlet pipe; through adopting above-mentioned technical scheme, the motor assembly is in holding the intracavity, guarantees that motor and air-supply line are concentric, and then has guaranteed safe in utilizationly.
As a preferred scheme of the invention, a positioning plate is fixedly arranged on the accommodating cavity, and a positioning hole is formed in the middle of the positioning plate; the motor can be positioned and installed through the positioning hole, and the shaking of the motor in the using process is avoided.
As a preferred scheme of the invention, a plurality of spiral ribs with flow guide are arranged between the accommodating cavity and the air inlet pipe, wherein a motor wire channel is formed on one spiral rib; set up the spiral muscle, improved the structural strength and the whole fastness of whole air-supply line, and then guaranteed the security of motor in the use.
As a preferred scheme of the invention, a plurality of screw through holes are formed on the positioning plate, correspondingly, a plurality of mounting through holes matched with the screw through holes are formed on the motor, the screw through holes and the mounting through holes are locked by screws, wherein the mounting surface of the screw through holes is higher than the basic surface of the positioning plate; the motor is firmly arranged on the air inlet pipe through screws.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a structure of an air inlet pipe component of an axial-flow blower, wherein a fan blade part is not provided with a larger groove for placing a nut, only a small I-shaped structural groove is reserved, and the rectification quality of the front end of the fan blade is greatly improved. The wind noise is reduced, the wind speed is correspondingly improved, the application range is wide, the use experience of a user is enhanced, and the popularization and the application in the market are facilitated.
Drawings
Figure 1 is an exploded view of an embodiment of a blower air inlet duct assembly in accordance with the present invention;
figure 2 is an assembled view in cross-section of an air inlet duct assembly for a blower embodying the present invention;
figure 3 is a perspective view of the air inlet duct of a hair dryer in accordance with an embodiment of the present invention;
FIG. 4 is a perspective view of a blower blade in an embodiment of the present invention;
FIG. 5 is a perspective view of a blade cover of a blower in accordance with an embodiment of the present invention;
FIG. 6 is a schematic view of the tightening of a blade cover of a hair dryer in accordance with an embodiment of the present invention;
reference numerals: the motor comprises a motor 1, an output shaft 1-1, an air pipe 2, an air outlet 2-1, an air inlet 2-2, a screw 3, a shaft sleeve 4, a fan blade 5, a hexagon nut 6, a fan blade cover 7, a containing cavity 8, a channel 9, an installation through hole 11, a positioning round boss 12, a thread 13, a spiral rib 21, an air inlet 22, a screw through hole 23, a positioning hole 24, a motor wire channel 25, a positioning plate 26, a clamping groove 50, a hexagonal groove 51, an arc groove 52, a guide surface 53, a groove 71, a buckle 72, a circular convex arc surface 73, a reinforcing rib 74, an arc surface 75, a rotation direction mark 76, a screwing direction mark 77 and an unscrewing direction mark 78.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
Example (b):
as shown in fig. 1-6, an axial flow hair dryer air inlet duct assembly includes an air inlet duct 2 including an air inlet 2-2 and an air outlet 2-1; the airflow channel 9 is formed inside the air inlet pipe 2 and is positioned between the air inlet 2-2 and the air outlet 2-1, and airflow enters from the air inlet 2-2 and is discharged from the air outlet 2-1; the fan blade 5 drives airflow to flow; the motor 1 is accommodated in the air inlet pipe 2, and an output shaft 1-1 of the motor 1 is connected with the fan blade 5 so as to drive the fan blade 5 to rotate; a hexagonal groove 51 is formed in the middle of the fan blade 5, and a hexagonal nut 6 used for fastening the fan blade 5 on the output shaft 1-1 is assembled in the hexagonal groove 51; the output shaft 1-1 of the motor 1 is provided with a thread 13, the output shaft 1-1 passes through the hexagonal groove 51 and is screwed on the thread 13 through the hexagonal nut 6, wherein, the air inlet pipe component structure of the axial flow type hair drier provided by the invention ensures that the fan blade 5 is not provided with a circular groove any more, thereby improving the wind speed and reducing the noise.
The motor 1 may be a brush motor, a brushless motor, an ac motor, a dc motor, an inner rotor motor, an outer rotor motor, or other types of motors, and is not limited herein. For convenience of explanation, the direction of the output shaft 1-1 is defined as an axial direction, and a plane perpendicular to the output shaft 1-1 is defined as a circumferential direction or a radial direction. Wherein, the output shaft 1-1 of the motor 1 is provided with a shaft sleeve 4, and the shaft sleeve 4 is propped against the fan blade 5; the shaft sleeve is used for axially positioning the fan blades and is tightly matched with an output shaft of the motor.
Because the fan blade 5 is provided with the hexagonal groove 51, the hexagon nut 6 is an extended hexagon nut which is embedded in the groove 51 of the fan blade 5 into a whole, the fan blade 5 is arranged on the output shaft 1-1 of the motor 1, the fan blade 5 with the extended hexagon nut 6 is screwed on the output shaft 1-1 of the motor 1, and the shaft sleeve 4 props against the fan blade to play a positioning role in the axial direction.
Specifically, as shown in fig. 1, the motor 1 rotates counterclockwise in the direction of view; the screw thread direction of the motor 1 and the lengthened hexagonal nut 6 is right-handed rotation, when the motor runs, the fan blade embedded with the lengthened hexagonal nut 6 is in a state of being tighter and tighter by screwing, the fan blade 5 is guaranteed not to loosen, and the use safety is further guaranteed.
The fan blade 5 is provided with a fan blade cover 7, and the fan blade 5 is detachably connected with the fan blade cover 7; the fan blade and the fan blade cover are convenient to disassemble and assemble, and the later maintenance is convenient and fast; a plurality of clamping grooves 50 are circumferentially distributed on the fan blade 5, and correspondingly, the bottom of the fan blade cover 7 is provided with a buckle 72 matched with the clamping grooves 50; when the fan blade cover 7 is connected with the fan blade 5, the buckle 72 is assembled in the clamping groove 50.
The clamping groove 50 is of an L-shaped structure, a guide surface 53 and an arc groove 52 are formed on the back surface of the clamping groove, and correspondingly, a convex arc surface 73 matched with the arc groove 52 is formed on the buckle 72; the fan blade 5 can be arranged at a designated position on the output shaft 1-1 by a hexagon nut 6 embedded on the fan blade.
A plurality of reinforcing ribs 74 are arranged on the outer wall of the buckle 72, and the plurality of reinforcing ribs 74 are circumferentially arranged in the fan blade cover 7 at equal intervals; set up strengthening rib 74 and improved the structural strength and the whole fastness of whole fan blade lid 7, further guaranteed safe in utilization, simultaneously, buckle 72, strengthening rib 74 and fan blade lid 7 are the integrated into one piece structure.
An arc-shaped surface 75 is formed at the top of the fan blade cover 7, and a groove 71 is formed in the middle of the arc-shaped surface 75, wherein the groove 71 is in a straight structure. The arc-shaped surface 75 can rotate the fan blade cover 7 to a corresponding position with a small force, and the fan blade cover 7 can be easily rotated out only by applying a proper force when being rotated out.
An accommodating cavity 8 for installing the motor 1 is arranged in the air inlet pipe 2, the accommodating cavity 8 is concentric with the air inlet pipe 2, and the motor is assembled in the accommodating cavity 8, so that the concentricity of the motor 1 and the air inlet pipe 2 is ensured, and the use safety is further ensured; the containing cavity 8 is fixedly provided with a positioning plate 26, a positioning hole 24 is formed in the middle of the positioning plate 26, the motor 1 can be positioned and installed through the positioning hole 24, shaking of the motor 1 in the using process is avoided, a positioning round boss 12 is formed on the motor 1, an output shaft 1-1 of the motor 1 penetrates through the positioning hole 24, and the positioning round boss 12 is assembled in the positioning hole 24.
A plurality of spiral ribs 21 with flow guide are arranged between the accommodating cavity 8 and the air inlet pipe 2, wherein a motor wire channel 25 is formed on one spiral rib 21; set up the spiral muscle, improved the structural strength and the whole fastness of whole air-supply line, and then guaranteed the security of motor in the use.
A plurality of screw through holes 23 are formed on the positioning plate 26, correspondingly, a plurality of mounting through holes 11 matched with the screw through holes 23 are formed on the motor 1, the screw through holes 23 and the mounting through holes 11 are locked through screws 3, wherein the mounting surface of the screw through holes 23 is higher than the basic surface of the positioning plate 26; the motor is firmly arranged on the air inlet pipe through a screw 3.
A plurality of air inlet holes 22 are formed in the positioning plate 26, the air inlet holes 22 and the screw through holes 23 are arranged in a staggered mode, the air inlet holes 22 are communicated with the air outlet 2-1, and the air inlet 2-2 is of a horn-shaped structure.
The invention provides an axial-flow blower air inlet pipe assembly.A fan blade 5 part does not have a larger groove for placing a nut, only a small straight-line-shaped groove is reserved, and the rectification quality at the front end of the fan blade is greatly improved. The wind noise is reduced, and the wind speed is correspondingly improved.
Specifically, as shown in fig. 1, 5 and 6, the fan blade cover 7 is provided with a rotation direction mark 76, a screwing direction mark 77 and an unscrewing direction mark 78; the front surface of the fan blade cover 7 is provided with a linear groove 71, the back surface of the fan blade cover is provided with three buckles 72, the upper surface of each buckle 72 is provided with a circular convex arc surface 73, and the circular convex arc surface 73 is matched with the circular arc groove 52 on the fan blade 5. A buckle 72 on the fan blade cover 7 is aligned with the larger front end of an L-shaped opening on the fan blade 5 and is placed on the fan blade 5, a straight-line-shaped groove 71 on the fan blade cover 7 is clamped by a straight-line-shaped screwdriver, and the fan blade cover 7 is rotated clockwise. Because the fan blade 5 is provided with the guide surface 53 and the arc groove 52, and the fan blade cover 7 is provided with the circular convex arc surface 73 matched with the arc groove 52 on the fan blade 5, the fan blade cover 7 can rotate clockwise easily. When the fan blade cover 7 rotates to the position where the convex arc surface 73 of the buckle 72 corresponds to the arc groove 52 of the fan blade 5, the fan blade cover 7 is installed. Because the motor 1 rotates anticlockwise and the screwing direction of the fan blade cover 7 is clockwise, the fan blade cover 7 is always in a state of screwing more and more tightly in the running process of the motor 1. The convex circular convex cambered surface 73 on the fan blade cover 7 buckle 72 is clamped on the circular arc groove 51 on the fan blade 5, and the fan blade cover 7 can be screwed out only by rotating anticlockwise with a certain force, so that the fan blade cover 7 cannot fall off under the action of external force.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: the motor comprises a motor 1, an output shaft 1-1, an air pipe 2, an air outlet 2-1, an air inlet 2-2, a screw 3, a shaft sleeve 4, a fan blade 5, a hexagon nut 6, a fan blade cover 7, an accommodating cavity 8, a channel 9, an installation through hole 11, a positioning round boss 12, a thread 13, a spiral rib 21, an air inlet 22, a screw through hole 23, a positioning hole 24, a motor wire channel 25, a positioning plate 26, a clamping groove 50, a hexagon groove 51, an arc groove 52, a guide surface 53, a groove 71, a buckle 72, a circular convex arc surface 73, a reinforcing rib 74, an arc surface 75, a rotation direction mark 76, a screwing direction mark 77, a screwing direction mark 78 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The utility model provides an axial-flow type hair-dryer air intake pipe subassembly which characterized in that: comprises that
The air inlet pipe (2) comprises an air inlet (2-2) and an air outlet (2-1);
the air flow channel (9) is formed inside the air inlet pipe (2) and is positioned between the air inlet (2-2) and the air outlet (2-1), and air flow enters from the air inlet (2-2) and is discharged from the air outlet (2-1);
the fan blade (5) drives airflow to flow;
the motor (1) is accommodated in the air inlet pipe (2), and an output shaft (1-1) of the motor (1) is connected with the fan blade (5) so as to drive the fan blade (5) to rotate;
a hexagonal groove (51) is formed in the middle of the fan blade (5), and a hexagonal nut (6) used for fastening the fan blade (5) on the output shaft (1-1) is assembled in the hexagonal groove (51); a plurality of clamping grooves (50) are circumferentially distributed on the fan blade (5), and correspondingly, the bottom of the fan blade cover (7) is provided with a buckle (72) matched with the clamping grooves (50); when the fan blade cover (7) is connected with the fan blade (5), the buckle (72) is assembled in the clamping groove (50).
2. The axial flow blower intake air duct assembly of claim 1, wherein: an output shaft (1-1) of the motor (1) is provided with a shaft sleeve (4), and the shaft sleeve (4) is abutted against the fan blade (5).
3. An axial flow blower inlet duct assembly according to claim 2, further comprising: the fan blade cover (7) is installed on the fan blade (5), and the fan blade (5) is detachably connected with the fan blade cover (7).
4. The assembly of claim 3 wherein: the clamping groove (50) is of an L-shaped structure, a guide surface (53) and an arc groove (52) are formed on the back surface of the clamping groove, and correspondingly, a convex arc surface (73) matched with the arc groove (52) is formed on the buckle (72).
5. The axial flow blower intake air duct assembly of claim 4, wherein: a plurality of strengthening ribs (74) are installed to buckle (72) outer wall, and a plurality of strengthening ribs (74) equidistance circumference is laid in fan blade lid (7).
6. An axial flow blower inlet duct assembly according to claim 5 wherein: an arc-shaped surface (75) is formed at the top of the fan blade cover (7), a groove (71) is formed in the middle of the arc-shaped surface (75), and the groove (71) is of a linear structure.
7. An axial flow blower inlet assembly according to any one of claims 1 to 6 wherein: the air inlet pipe (2) is internally provided with a containing cavity (8) for containing the motor (1), and the containing cavity (8) is concentric with the air inlet pipe (2).
8. The axial flow blower intake air duct assembly of claim 8, wherein: the containing cavity (8) is fixedly provided with a positioning plate (26), and a positioning hole (24) is formed in the middle of the positioning plate (26).
9. The axial flow blower intake air duct assembly of claim 9, wherein: a plurality of spiral ribs (21) with flow guide are arranged between the accommodating cavity (8) and the air inlet pipe (2), wherein a motor wire channel (25) is formed on one spiral rib (21).
10. The axial flow blower intake air duct assembly of claim 10, wherein: the positioning plate (26) is provided with a plurality of screw through holes (23), correspondingly, the motor (1) is provided with a plurality of mounting through holes (11) matched with the screw through holes (23), the screw through holes (23) and the mounting through holes (11) are locked through screws (3), and the mounting surface of each screw through hole (23) is higher than the basic surface of the positioning plate (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210294693.4A CN114439776A (en) | 2022-03-24 | 2022-03-24 | Axial-flow type air inlet pipe component of blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210294693.4A CN114439776A (en) | 2022-03-24 | 2022-03-24 | Axial-flow type air inlet pipe component of blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114439776A true CN114439776A (en) | 2022-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210294693.4A Pending CN114439776A (en) | 2022-03-24 | 2022-03-24 | Axial-flow type air inlet pipe component of blower |
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| Country | Link |
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| CN (1) | CN114439776A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116060791A (en) * | 2023-04-06 | 2023-05-05 | 广州优箔良材科技有限公司 | Precision cutting equipment for aluminum foil production and cutting method thereof |
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| CN105952674A (en) * | 2016-06-16 | 2016-09-21 | 苏州金莱克精密机械有限公司 | Axial-flow blower with high wind pressure |
| CN106438495A (en) * | 2016-11-21 | 2017-02-22 | 南京磁谷科技有限公司 | Deflection cone structure of draught fan |
| CN208349516U (en) * | 2018-06-14 | 2019-01-08 | 北京格弗森科技有限公司 | A kind of novel fresh air machine flange-interface |
| CN210101871U (en) * | 2019-04-22 | 2020-02-21 | 包鸿志 | Mini scooter |
| CN216867094U (en) * | 2022-03-24 | 2022-07-01 | 浙江博来工具有限公司 | Axial-flow type air inlet pipe component of blower |
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2022
- 2022-03-24 CN CN202210294693.4A patent/CN114439776A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952674A (en) * | 2016-06-16 | 2016-09-21 | 苏州金莱克精密机械有限公司 | Axial-flow blower with high wind pressure |
| CN106438495A (en) * | 2016-11-21 | 2017-02-22 | 南京磁谷科技有限公司 | Deflection cone structure of draught fan |
| CN208349516U (en) * | 2018-06-14 | 2019-01-08 | 北京格弗森科技有限公司 | A kind of novel fresh air machine flange-interface |
| CN210101871U (en) * | 2019-04-22 | 2020-02-21 | 包鸿志 | Mini scooter |
| CN216867094U (en) * | 2022-03-24 | 2022-07-01 | 浙江博来工具有限公司 | Axial-flow type air inlet pipe component of blower |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116060791A (en) * | 2023-04-06 | 2023-05-05 | 广州优箔良材科技有限公司 | Precision cutting equipment for aluminum foil production and cutting method thereof |
| CN116060791B (en) * | 2023-04-06 | 2023-05-30 | 广州优箔良材科技有限公司 | Precision cutting equipment for aluminum foil production and cutting method thereof |
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