CN212250498U - High-performance turbine air guide structure for dry-wet dual-purpose dust collector motor - Google Patents
High-performance turbine air guide structure for dry-wet dual-purpose dust collector motor Download PDFInfo
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- CN212250498U CN212250498U CN202020588443.8U CN202020588443U CN212250498U CN 212250498 U CN212250498 U CN 212250498U CN 202020588443 U CN202020588443 U CN 202020588443U CN 212250498 U CN212250498 U CN 212250498U
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- air guide
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Abstract
The utility model provides a high-performance turbine wind-guiding structure for a dry-wet dual-purpose dust collector motor, wherein a primary fan cover is arranged at the end part of a secondary fan cover, the inner ring of the side wall of the primary fan cover is connected with the outer ring of the side wall of the secondary fan cover, a plurality of blades distributed circumferentially are fixed on the end surface of the secondary fan cover, and a plurality of air outlets are circumferentially arranged on the side wall of the secondary fan cover; the cover plate is connected with the blades, and a third air guide opening is formed in the middle of the cover plate; the end cover is arranged on one side of the secondary fan cover, which is far away from the primary fan cover, and the outer ring of the end cover is connected with the inner ring of the side wall of the secondary fan cover; the first movable impeller is arranged between the primary fan cover and the secondary fan cover, and the second movable impeller is arranged in the secondary fan cover; one end of the rotating shaft sequentially penetrates through the end cover, the secondary fan cover and the cover plate to be connected with the first movable impeller, and the rotating shaft is rotationally connected with the end cover and the secondary fan cover. The utility model discloses can increase substantially motor vacuum and amount of wind, reduce the motor noise, improve motor efficiency, improve motor stability, improve production efficiency, improve the uniformity of motor quality.
Description
Technical Field
The utility model relates to the technical field of electric machine, especially, relate to a wet or dry dual-purpose dust catcher high performance turbine wind-guiding structure for motor.
Background
The diameter of a rotor core of a motor needs to be increased to be more than 45mm in order to guarantee the temperature rise and the service life of the motor in the conventional double-layer fan blade motor of the alternating current series excitation dry-wet dual-purpose dust collector, the rotating speed of the motor is limited within 40000r/min due to overlarge centrifugal force of the rotor core and the double-layer fan blade structure, and the negative pressure vacuum degree formed by a fan during the operation of the motor is directly related to the rotating speed of the motor.
As shown in fig. 1, in the motor wind guiding structure in the prior art, a nut 1, a gasket 2.1, a movable impeller 3.1, a gasket 2.6, a shaft sleeve 1.7, a movable impeller 2.8, a gasket 3.9, a gasket 4.10, a shaft sleeve 2.11, and a bearing 12 are sequentially installed on a rotating shaft 13, the bearing 12 is placed in a bearing chamber of an end cover 14, a fan cover 1.4 is installed on an outer ring of a fan cover 5, and the fan cover 5 is in interference fit with the outer ring of the end cover 14. In the prior art, the diameter of a rotor core of a motor needs to be increased to more than 45mm in order to guarantee the temperature rise and the service life of the motor, the high-rotation-speed centrifugal force caused by the size of the rotor core and a double-layer fan blade structure is overlarge, the rotation speed of the motor is limited within 40000r/min, the negative pressure vacuum degree formed by a fan during the operation of the existing motor is directly related to the rotation speed of the motor, the prior art cannot exceed 20Kpa, and the disturbing vortex formed during the high-speed operation of the double-layer fan blade motor causes the noise of the motor to be harsh and the noise to be large; the instability of the motor quality is increased, the motor energy consumption is increased, and the mass automatic production is not convenient.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem who exists among the background art, the utility model provides a wet or dry dual-purpose dust catcher motor high performance turbine wind-guiding structure.
The utility model provides a high-performance turbine wind-guiding structure for a dry-wet dual-purpose dust collector motor, which comprises a primary fan cover, a secondary fan cover, a cover plate, a rotating shaft, a first movable impeller, a second movable impeller and an end cover; the primary air cover is provided with a first air guide opening, the secondary air cover is provided with a second air guide opening, the primary air cover is arranged at the end part of the secondary air cover, the inner ring of the side wall of the primary air cover is connected with the outer ring of the side wall of the secondary air cover, a plurality of blades distributed circumferentially are fixed on the end surface of the secondary air cover, and a plurality of air outlets are formed in the circumferential direction of the side wall of the secondary air cover; the cover plate is connected with the blades, and a third air guide opening is formed in the middle of the cover plate; the end cover is arranged on one side of the secondary fan cover, which is far away from the primary fan cover, and the outer ring of the end cover is connected with the inner ring of the side wall of the secondary fan cover; the first movable impeller is arranged between the primary fan cover and the secondary fan cover, and the second movable impeller is arranged in the secondary fan cover; one end of the rotating shaft sequentially penetrates through the end cover, the secondary fan cover and the cover plate to be connected with the first movable impeller, and the rotating shaft is rotationally connected with the end cover and the secondary fan cover.
Preferably, the outer ring of the side wall of the secondary fan housing is connected with the inner ring of the side wall of the primary fan housing in an interference fit manner, and the inner ring of the side wall of the secondary fan housing is connected with the outer ring of the end cover in an interference fit manner.
Preferably, the number of the blades is 7, the blades are in an arc shape, and the 7 blades are uniformly distributed on the secondary wind shield in a circumferential mode.
Preferably, the third air guiding opening is an arc sinking type air guiding opening.
Preferably, the number of air outlets is 32 and the air outlet is the trapezium structure, and 32 air outlets are circumference evenly distributed on second grade fan housing lateral wall.
Preferably, the rotating shaft is sleeved with a first shaft sleeve and a second shaft sleeve, the first shaft sleeve is rotatably connected with the secondary fan cover, the second shaft sleeve is rotatably connected with the end cover, the rotating shaft is further provided with a bearing in an interference fit manner at a position close to the end cover, and a rubber gasket is sleeved between the bearing and the end cover.
Preferably, one end of the rotating shaft, which is close to the primary fan cover, is in threaded connection with a nut.
The utility model provides a pair of wet or dry high performance turbine wind-guiding structure for dust catcher motor forms second grade wind-guiding structure through setting up apron, blade and second grade fan housing, can increase substantially motor vacuum and amount of wind, effectively reduce the motor noise, effectively improve motor efficiency, effectual motor stability that has improved, improve production efficiency, the motor automated production of being convenient for improves the uniformity of motor quality.
Drawings
Fig. 1 is a wind guide structure in the prior art;
fig. 2 is a schematic structural view of a high-performance turbine air guide structure for a dry-wet dual-purpose dust collector motor provided by the utility model;
fig. 3 is a connecting structure diagram of a secondary fan cover and a cover plate in a high-performance turbine wind guide structure for a dry-wet dual-purpose dust collector motor provided by the utility model;
fig. 4 is a schematic structural view of a blade in a high performance turbine wind guiding structure for a dry and wet dual-purpose vacuum cleaner motor.
Detailed Description
Referring to fig. 2-4, the utility model provides a high-performance turbine wind-guiding structure for a dry-wet dual-purpose dust collector motor, which comprises a primary wind cover 1, a secondary wind cover 2, a cover plate 3, a rotating shaft 4, a first movable impeller 5, a second movable impeller 6 and an end cover 7; wherein:
the primary air cover 1 is provided with a first air guide opening 16, the secondary air cover is provided with a second air guide opening 17, the primary air cover 1 covers the end portion of the secondary air cover 2, the inner ring of the side wall of the primary air cover 1 is connected with the outer ring of the side wall of the secondary air cover 2 in an interference fit mode, the secondary air cover 2 is made of 0.8mm fingerprint-resistant plate materials, 7 blades 8 which are uniformly distributed in the circumferential direction are fixed on the end face of the secondary air cover 2, the blades 8 are arc-shaped and made of 1.2mm aluminum alloy plate materials, 32 air outlets 9 are circumferentially arranged on the side wall of the secondary air cover 2, the air outlets 9 are of a trapezoidal structure, and the 32 air.
The cover plate is a 0.7mm aluminum alloy plate, the cover plate 3 is connected with the blades 8, and the middle of the cover plate 3 is provided with a circular arc sinking type third air guide opening 10.
The end cover 7 is arranged on one side of the secondary fan housing 2 far away from the primary fan housing 1, and the outer ring of the end cover 7 is connected with the inner ring of the side wall of the secondary fan housing 2 in an interference fit manner.
The first movable impeller 5 is arranged between the primary fan cover 1 and the secondary fan cover 2, and the second movable impeller 6 is arranged in the secondary fan cover 2.
One end of the rotating shaft 4 sequentially penetrates through the end cover 7, the secondary fan housing 2 and the cover plate 3 to be connected with the first movable impeller 5, and the rotating shaft 4 is rotatably connected with the end cover 7 and the secondary fan housing 2. The rotating shaft 4 is sleeved with a first shaft sleeve 11 and a second shaft sleeve 12, the first shaft sleeve 11 is rotatably connected with the secondary fan housing 2, the second shaft sleeve 12 is rotatably connected with the end cover 7, a waterproof bearing 13 is further arranged on the position, close to the end cover 7, of the rotating shaft 4 in an interference fit mode, and a rubber gasket 14 is sleeved between the bearing 13 and the end cover 7. A screw cap 15 is connected to one end of the rotating shaft 4 close to the primary fan housing 1 through screw threads.
The utility model discloses a set up apron, blade and second grade fan housing formation second grade wind-guiding structure, can increase substantially motor vacuum and amount of wind, effectively reduce the motor noise, effectively improve motor efficiency, the effectual motor stability that has improved improves production efficiency, the motor automated production of being convenient for improves the uniformity of motor quality.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A high-performance turbine air guide structure for a dry-wet dual-purpose dust collector motor is characterized by comprising a primary air cover (1), a secondary air cover (2), a cover plate (3), a rotating shaft (4), a first movable impeller (5), a second movable impeller (6) and an end cover (7); the air conditioner is characterized in that the primary air cover (1) is provided with a first air guide opening (16), the secondary air cover (2) is provided with a second air guide opening (17), the primary air cover (1) covers the end part of the secondary air cover (2), the inner ring of the side wall of the primary air cover (1) is connected with the outer ring of the side wall of the secondary air cover (2), the end surface of the secondary air cover (2) is fixedly provided with a plurality of blades (8) which are distributed circumferentially, and the side wall of the secondary air cover (2) is circumferentially provided with a plurality; the cover plate (3) is connected with the blades (8), and a third air guide opening (10) is formed in the middle of the cover plate (3); the end cover (7) is arranged on one side of the secondary fan housing (2) far away from the primary fan housing (1), and the outer ring of the end cover (7) is connected with the inner ring of the side wall of the secondary fan housing (2); the first movable impeller (5) is arranged between the primary fan cover (1) and the secondary fan cover (2), and the second movable impeller (6) is arranged in the secondary fan cover (2); one end of the rotating shaft (4) sequentially penetrates through the end cover (7), the secondary fan cover (2) and the cover plate (3) to be connected with the first movable impeller (5), and the rotating shaft (4) is rotationally connected with the end cover (7) and the secondary fan cover (2).
2. The high-performance turbine air guide structure for the dry and wet dual-purpose dust collector motor according to claim 1, wherein an outer ring of a side wall of the secondary air cover (2) is connected with an inner ring of a side wall of the primary air cover (1) through interference fit, and an inner ring of a side wall of the secondary air cover (2) is connected with an outer ring of the end cover (7) through interference fit.
3. The high-performance turbine air guide structure for the dry and wet dual-purpose dust collector motor is characterized in that the number of the blades (8) is 7, the blades (8) are in an arc shape, and the 7 blades (8) are uniformly distributed on the circumference of the secondary fan cover (2).
4. The high-performance turbine air guide structure for the dry-wet dual-purpose dust collector motor according to any one of claims 1 to 3, wherein the third air guide opening (10) is a circular arc sunken air guide opening.
5. The high-performance turbine air guide structure for the dry and wet dual-purpose dust collector motor is characterized in that the number of the air outlets (9) is 32, the air outlets (9) are in a trapezoidal structure, and the 32 air outlets (9) are circumferentially and uniformly distributed on the side wall of the secondary air cover (2).
6. The high-performance turbine air guide structure for the dry and wet dual-purpose dust collector motor according to any one of claims 1 to 3, wherein a first shaft sleeve (11) and a second shaft sleeve (12) are sleeved on the rotating shaft (4), the first shaft sleeve (11) is rotatably connected with the secondary fan housing (2), the second shaft sleeve (12) is rotatably connected with the end cover (7), a bearing (13) is further arranged on the rotating shaft (4) close to the end cover (7) in an interference fit manner, and a rubber gasket (14) is sleeved between the bearing (13) and the end cover (7).
7. The high-performance turbine air guide structure for the dry and wet dual-purpose dust collector motor according to any one of claims 1 to 3, wherein a nut (15) is screwed to one end of the rotating shaft (4) close to the primary air cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588443.8U CN212250498U (en) | 2020-04-17 | 2020-04-17 | High-performance turbine air guide structure for dry-wet dual-purpose dust collector motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588443.8U CN212250498U (en) | 2020-04-17 | 2020-04-17 | High-performance turbine air guide structure for dry-wet dual-purpose dust collector motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250498U true CN212250498U (en) | 2020-12-29 |
Family
ID=74001820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020588443.8U Expired - Fee Related CN212250498U (en) | 2020-04-17 | 2020-04-17 | High-performance turbine air guide structure for dry-wet dual-purpose dust collector motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250498U (en) |
-
2020
- 2020-04-17 CN CN202020588443.8U patent/CN212250498U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 Termination date: 20210417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |