CN215980097U - Integrated cross-flow fan - Google Patents
Integrated cross-flow fan Download PDFInfo
- Publication number
- CN215980097U CN215980097U CN202121960545.9U CN202121960545U CN215980097U CN 215980097 U CN215980097 U CN 215980097U CN 202121960545 U CN202121960545 U CN 202121960545U CN 215980097 U CN215980097 U CN 215980097U
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- China
- Prior art keywords
- positioning plate
- wind wheel
- motor
- air duct
- end cover
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- 238000013016 damping Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 8
- 230000035939 shock Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of household appliances, in particular to an integrated cross-flow fan which comprises an air duct shell, a wind wheel and a motor, wherein the motor comprises a shaft body, a stator and a rotor, the motor and the wind wheel are arranged in the air duct shell, the shaft body is fixedly connected to the inner side of the stator, the rotor is arranged on the outer side of the stator, the rotor is connected with an end cover, the end cover is connected with the shaft body through a bearing, the wind wheel comprises a bottom plate and fan blades which are distributed in an annular array mode along a central shaft of the bottom plate, the bottom plate and the end cover are integrally injection-molded, the rotor drives the end cover to rotate and further drives the wind wheel to rotate, the motor and the wind wheel are arranged in the air duct shell, the motor and the wind wheel can be conveniently cooled while the wind wheel is driven to rotate, the motor and the wind wheel are installed and fixed in the air duct shell through buckling a second positioning plate on the shaft body, The installation effectiveness is high and positioning accuracy is high, and through second locating plate and limiting plate butt, further improves positioning accuracy.
Description
Technical Field
The utility model relates to the technical field of household appliances, in particular to an integrated cross-flow fan.
Background
Cross-flow wind wheels are commonly used for household air conditioners, fresheners, air purifiers and the like. However, in the current application, the connection and matching mode of the cross-flow wind wheel and the driving motor is always that the traditional motor shaft end is matched and fastened with a wind wheel end step, the wind wheel is firstly installed in the step, then the shaft of the motor is matched and inserted into the wind wheel end step and then fastened by screws, a positioning device is not needed in the installation process of the wind wheel, the position of the wind wheel needs to be adjusted manually, the installation efficiency and the positioning accuracy are low, a damping ring needs to be placed into a specific groove position in the installation process of the motor, and the pressing plate is fixed by a plurality of screws after the positioning and the installation of the motor and the wind wheel are completed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide the integrated cross-flow fan which is low in cost, simple to assemble, high in installation efficiency, high in positioning precision and stable in structure.
The technical scheme adopted by the utility model is as follows:
an integrated cross-flow fan comprises an air duct shell, a wind wheel and a motor, wherein the motor comprises a shaft body, a stator and a rotor;
the shaft body is fixedly connected to the inner side of the stator, and the rotor is arranged on the outer side of the stator;
the rotor is connected with an end cover, and the end cover is connected with the shaft body through a bearing;
the wind wheel comprises a bottom plate and fan blades which are arranged in an annular array along the middle shaft of the bottom plate, and the bottom plate and the end cover are integrally molded by injection.
Preferably, the motor is connected to the duct housing by fasteners.
Preferably, the fastener comprises a first positioning plate and a second positioning plate buckled with the first positioning plate;
the first locating plate is fixed on the air duct shell, and the second locating plate is fixed on the shaft body.
Preferably, the outer side of the end of the first positioning plate is provided with a projection, and the inner side of the end of the second positioning plate is provided with a groove.
Preferably, one side of the first positioning plate, which is close to the air duct shell, is provided with a limiting plate, and the second positioning plate is abutted to the limiting plate.
Preferably, the first positioning plate is arranged in an arc shape, and a damping piece is arranged on the inner side of the first positioning plate;
the middle part of the second positioning plate is in a disc shape, and the damping piece is abutted to the second positioning plate.
Preferably, the damper is made of rubber.
Preferably, a plurality of wire grooves for leading wires are uniformly distributed on the first positioning plate.
Preferably, the outer side of the rotor is connected with the end cover through a mounting cover, the mounting cover comprises a first annular part and a first sheet part, and the end cover comprises a second annular part and a second sheet part;
the first annular portion is fitted inside the second annular portion, and the first sheet-like portion is in contact with the second sheet-like portion.
Preferably, one end of the wind wheel far away from the motor is connected with a bearing support, the bearing support is installed on the air duct shell, and the bearing support and the wind wheel are located on the same axis.
The utility model has the beneficial effects that:
the bottom plate and the end cover of the integrated cross-flow fan are integrally molded through injection, the rotor drives the end cover to rotate, and further drives the wind wheel to rotate, and the motor and the wind wheel are arranged in the air duct shell, so that the motor can be conveniently cooled while the wind wheel is driven to rotate;
the second positioning plate on the shaft body is buckled on the first positioning plate of the air duct shell, so that the motor and the air wheel are installed and fixed in the air duct shell, the assembly is simple, the installation efficiency is high, the positioning accuracy is high, and the second positioning plate is abutted against the limiting plate, so that the positioning accuracy is further improved;
the shock absorption and buffering are carried out through the shock absorption piece, the noise is greatly reduced, the wire is used for leading wires through the wire grooves, the wiring is prevented from winding, the first annular part is embedded in the inner side of the second annular part, and the first sheet part is abutted to the second sheet part, so that the structural stability is improved;
the coaxiality of the wind wheel during operation is ensured through the bearing support, so that the integral vibration and noise are further reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is an enlarged schematic view of a point a in fig. 2.
Fig. 4 is a sectional view of the motor.
In the figure: 1. an air duct shell; 2. a wind wheel; 21. a base plate; 22. a fan blade; 3. a motor; 31. a shaft body; 32. a stator; 33. a rotor; 34. an end cap; 341. a second annular portion; 342. a second sheet-like portion; 35. a bearing; 36. mounting a cover; 361. a first annular portion; 362. a first sheet-like portion; 4. a fastener; 41. a first positioning plate; 411. a bump; 412. a wire slot; 42. a second positioning plate; 421. a groove; 43. a limiting plate; 5. a shock absorbing member; 6. and a bearing support.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an integrated cross-flow fan comprises an air duct shell 1, a wind wheel 2 and a motor 3, wherein the motor 3 comprises a shaft body 31, a stator 32 and a rotor 33, and the motor 3 and the wind wheel 2 are both arranged in the air duct shell 1;
the shaft 31 is fixedly connected to the inner side of the stator 32, and the rotor 33 is arranged on the outer side of the stator 32;
the rotor 33 is connected with an end cover 34, and the end cover 34 is connected with the shaft body 31 through a bearing 35;
the wind wheel 2 comprises a bottom plate 21 and fan blades 22 arranged in an annular array along the central axis of the bottom plate 21, and the bottom plate 21 and the end cover 34 are integrally molded by injection.
For convenience of mounting and dismounting, in the present embodiment, it is preferable that the motor 3 is connected to the air duct casing 1 through a fastening member 4.
In order to facilitate installation and improve positioning accuracy, in this embodiment, preferably, the fastening member 4 includes a first positioning plate 41 and a second positioning plate 42 fastened to the first positioning plate 41;
the first positioning plate 41 is fixed to the duct case 1, and the second positioning plate 42 is fixed to the shaft 31.
In order to facilitate the installation and improve the positioning accuracy, in the present embodiment, it is preferable that the first positioning plate 41 is provided with a protrusion 411 at an outer side of an end portion thereof, and the second positioning plate 42 is provided with a recess 421 at an inner side of an end portion thereof.
In order to further improve the positioning accuracy, in the present embodiment, it is preferable that a limiting plate 43 is disposed on one side of the first positioning plate 41 close to the air duct casing 1, and the second positioning plate 42 abuts against the limiting plate 43.
In order to facilitate damping and buffering and reduce noise, in the embodiment, preferably, the first positioning plate 41 is arranged in an arc shape, and the inner side of the first positioning plate is provided with the damping member 5;
the middle part of the second positioning plate 42 is in a disc shape, and the damping member 5 is abutted against the second positioning plate 42.
In order to further reduce the vibration and the shock, and reduce the noise, in this embodiment, the material of the vibration absorbing member 5 is preferably rubber.
In order to facilitate the lead wire and prevent the wire from winding, in the present embodiment, it is preferable that a plurality of wire grooves 412 for the lead wire are uniformly arranged on the first positioning plate 41.
In order to improve the structural stability, in this embodiment, it is preferable that the outer side of the rotor 33 is connected to the end cover 34 through the mounting cover 36, the mounting cover 36 includes a first annular portion 361 and a first sheet portion 362, and the end cover 34 includes a second annular portion 341 and a second sheet portion 342;
the first annular portion 361 is fitted inside the second annular portion 341, and the first sheet-like portion 362 is in contact with the second sheet-like portion 342.
In order to facilitate damping and silencing, in this embodiment, preferably, one end of the wind wheel 2, which is far away from the motor 3, is connected to a bearing support 6, and the bearing support 6 is mounted on the air duct shell 1 and is located on the same axis as the wind wheel 2.
The working principle and the using process of the utility model are as follows: the bottom plate 21 and the end cover 34 are integrally injection-molded, the stator 32 is fixedly connected with the second positioning plate 42 through the shaft body 31, the rotor 33 drives the end cover 34 to rotate, the end cover 34 rotates around the shaft body 31 through the bearing 35, the wind wheel 2 is further driven to rotate through the bottom plate 21, the motor 3 and the wind wheel 2 are arranged in the air duct shell 1, the space is reasonably used, the volume is reduced, and the motor 3 can conveniently dissipate heat and cool in the air duct shell 1 while the wind wheel 2 is driven to rotate to form air flow in a cavity;
the second positioning plate 42 on the shaft body 31 is buckled on the first positioning plate 41 of the air duct shell 1, so that the convex block 411 is embedded into the groove 421 to form clamping fixation, and further the motor 3 and the wind wheel 2 are installed and fixed in the air duct shell 1, the assembly is simple, the installation efficiency is high, the positioning accuracy is high, and the second positioning plate 42 is abutted against the limiting plate 43, so that the positioning accuracy is further improved;
the shock absorption and buffering are carried out through the shock absorption piece 5, the noise is greatly reduced, the wire guide groove 412 is used for leading wires, the wiring is prevented from being wound, the first annular part 361 is embedded in the inner side of the second annular part 341, the first sheet part 362 is abutted with the second sheet part 342, the structural stability is improved, and the shock absorption and the noise reduction are carried out through the bearing support 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an integral type crossflow blower, includes wind channel shell (1), wind wheel (2) and motor (3), motor (3) are including axis body (31), stator (32) and rotor (33), its characterized in that: the motor (3) and the wind wheel (2) are both arranged in the air duct shell (1);
the shaft body (31) is fixedly connected to the inner side of the stator (32), and the rotor (33) is arranged on the outer side of the stator (32);
the rotor (33) is connected with an end cover (34), and the end cover (34) is connected with the shaft body (31) through a bearing (35);
the wind wheel (2) comprises a bottom plate (21) and fan blades (22) which are arranged in an annular array along the central axis of the bottom plate (21), and the bottom plate (21) and an end cover (34) are integrally molded through injection.
2. The integrated crossflow blower of claim 1 in which: the motor (3) is connected with the air duct shell (1) through a fastener (4).
3. The integrated crossflow blower of claim 2 in which: the fastener (4) comprises a first positioning plate (41) and a second positioning plate (42) buckled with the first positioning plate (41);
the first positioning plate (41) is fixed on the air duct shell (1), and the second positioning plate (42) is fixed on the shaft body (31).
4. The integrated crossflow blower of claim 3 in which: the outer side of the end part of the first positioning plate (41) is provided with a convex block (411), and the inner side of the end part of the second positioning plate (42) is provided with a groove (421).
5. The integrated crossflow blower of claim 4 in which: one side of the first positioning plate (41) close to the air duct shell (1) is provided with a limiting plate (43), and the second positioning plate (42) is abutted to the limiting plate (43).
6. The integrated crossflow blower of claim 3 or 4 or 5 in which: the first positioning plate (41) is arranged in an arc shape, and a damping piece (5) is arranged on the inner side of the first positioning plate;
the middle part of the second positioning plate (42) is in a disc shape, and the damping piece (5) is abutted to the second positioning plate (42).
7. The integrated crossflow blower of claim 6 in which: the damping piece (5) is made of rubber.
8. The integrated crossflow blower of claim 3 in which: a plurality of wire grooves (412) for leading wires are uniformly distributed on the first positioning plate (41).
9. The integrated crossflow blower of claim 1 in which: the outer side of the rotor (33) is connected with an end cover (34) through a mounting cover (36), the mounting cover (36) comprises a first annular part (361) and a first sheet-shaped part (362), and the end cover (34) comprises a second annular part (341) and a second sheet-shaped part (342);
the first annular portion (361) is fitted inside the second annular portion (341), and the first sheet-like portion (362) is in contact with the second sheet-like portion (342).
10. The integrated crossflow blower of claim 1 in which: one end, far away from motor (3), of wind wheel (2) is connected with bearing support (6), bearing support (6) are installed on air duct shell (1), and are in the same axis with wind wheel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121960545.9U CN215980097U (en) | 2021-08-20 | 2021-08-20 | Integrated cross-flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121960545.9U CN215980097U (en) | 2021-08-20 | 2021-08-20 | Integrated cross-flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215980097U true CN215980097U (en) | 2022-03-08 |
Family
ID=80580752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121960545.9U Active CN215980097U (en) | 2021-08-20 | 2021-08-20 | Integrated cross-flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215980097U (en) |
-
2021
- 2021-08-20 CN CN202121960545.9U patent/CN215980097U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231206 Address after: No. 33 Guangjiao Industrial Avenue, Guangjiao Community, Beijiao Town, Shunde District, Foshan City, Guangdong Province, 528311 Patentee after: Guangdong Minzhuo Mechanical and Electrical Co.,Ltd. Address before: No.29-2 plot No.3, Fu'an Industrial Zone, Chonghe village committee, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG SHUNDE SIGA MOTOR Co.,Ltd. |
|
| TR01 | Transfer of patent right |