CN214674646U - Brushless dust collector motor with protective sleeve - Google Patents
Brushless dust collector motor with protective sleeve Download PDFInfo
- Publication number
- CN214674646U CN214674646U CN202120921126.8U CN202120921126U CN214674646U CN 214674646 U CN214674646 U CN 214674646U CN 202120921126 U CN202120921126 U CN 202120921126U CN 214674646 U CN214674646 U CN 214674646U
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- Prior art keywords
- end cover
- connecting ring
- cover
- motor
- brushless
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- 239000000428 dust Substances 0.000 title claims abstract description 26
- 230000001681 protective effect Effects 0.000 title claims description 18
- 230000009471 action Effects 0.000 abstract description 3
- 230000004907 flux Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a brushless dust catcher motor with lag, its characterized in that, support inlay establishes and holds the intracavity, and the drive plate is installed on the support to connect stator module, the end cover upper end is connected with the lag, the lag covers the drive plate. The advantages are that: scheme more than adopting imbeds the support in the end cover for a lag can be installed at the end cover top, realizes the guard action to the drive plate through this lag, thereby improves its life.
Description
Technical Field
The utility model relates to a dust catcher motor, concretely relates to brushless dust catcher motor with lag.
Background
The dust collector utilizes a motor to drive a fan to rotate at a high speed, so that partial vacuum is formed in a dust collecting chamber, air pressure difference is formed between the partial vacuum and the outside of the dust collecting chamber to generate air flow, dust is sucked into the dust collecting chamber along with the air flow, and the dust is filtered, retained in the dust collecting chamber and discharged with clean air. The conventional electric fan of the dust collector generally uses a brush motor, the rotating speed of the brush motor is usually 20000- & lt 40000 & gt, although the rotating speed of the brush motor can meet the requirements of the electric fan of the dust collector, the commutator of the brush motor is fast in abrasion, short in service life, high in noise and low in performance.
Brushless dust catcher motor is widely adopted because it has advantages such as efficient, longe-lived, the noise is little, small, but current brushless dust catcher motor does not effectively protect its drive plate, and the dust collecting chamber of dust catcher is unable to form 100% filterable to dust, vapor etc. consequently when the dust catcher during operation, the air current of production when the drive plate, it can produce certain influence to the drive plate, leads to the drive plate to have damaged, life is low.
The vacuum cleaner fan adopting the axial flux brushless motor, as disclosed in the chinese patent application CN 105827079 a, includes an impeller housing, an axial flux brushless motor, a stationary impeller, a motor housing, and a motor drive plate disposed in the motor housing, the stationary impeller has two end faces, an outer end face of the stationary impeller is fixedly connected between the motor housing and the impeller housing, a motor mounting mechanism is disposed at a center position of the stationary impeller, and the axial flux brushless motor is mounted on the stationary impeller through the motor mounting mechanism.
When the brushless motor acts, the movable impeller acts, the air is sucked from the central air inlet of the driven impeller fan cover, and the air rapidly circulates along an airflow channel formed by the movable impeller fan cover, the fixed impeller and the motor fan cover, but the motor drive plate of the brushless motor is arranged in the motor fan cover.
For example, the brushless motor for a vacuum cleaner disclosed in chinese patent application CN 105827079 a includes a bracket, a rotor assembly, a stator assembly, a driving plate, a movable impeller, a fan housing, and an air guide wheel, wherein the driving plate is fixed to the upper end of the bracket and directly exposed outside.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the background art, the utility model provides a brushless dust collector motor with a protective sleeve.
The utility model discloses the technical scheme who adopts: a brushless dust collector motor with a protective sleeve comprises an end cover, a bracket, a stator component, a rotor component, a movable impeller, a fan cover and a driving plate; the end cover is provided with an accommodating cavity with an opening at the upper end, the support is fixed at the upper end of the end cover, the stator assembly and the rotor assembly are arranged in the accommodating cavity between the end cover and the support, the rotor assembly downwards penetrates out of the end cover and is connected with the movable impeller, a fixed impeller is formed at the lower end of the outer ring of the end cover, and the fan cover is arranged at the lower end of the end cover and covers the fixed impeller and the movable impeller; the support is embedded in the containing cavity, the driving plate is installed on the support and connected with the stator assembly, the upper end of the end cover is connected with a protective sleeve, and the protective sleeve covers the driving plate.
The protecting sleeve comprises a lower connecting ring, an upper connecting ring and a top plate; the lower connecting ring is sleeved with the end cover, and the top plate is formed on the inner ring of the upper connecting ring and is lower than the upper end part of the upper connecting ring.
The inner diameter of the lower connecting ring is matched with the outer diameter of the end cover, and the lower connecting ring and the end cover form interference fit.
And a guide inclined plane is formed at the bottom of the inner ring of the lower connecting ring.
The center of the top plate is provided with a through hole.
The utility model has the advantages that: scheme more than adopting imbeds the support in the end cover for a lag can be installed at the end cover top, realizes the guard action to the drive plate through this lag, thereby improves its life.
Drawings
Fig. 1 is a schematic structural diagram of a brushless vacuum cleaner motor with a protective cover according to an embodiment of the present invention.
Fig. 2 is an exploded and exploded view of the motor of the brushless vacuum cleaner with a protective cover according to the embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the protection cover according to the embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be further explained with reference to the accompanying drawings:
as shown in the figure, the brushless dust collector motor with the protection sleeve comprises an end cover 1, a support 2, a stator assembly 3, a rotor assembly, a movable impeller, a fan cover 4 and a driving plate 5.
The end cover 1 is provided with an accommodating cavity 11 with an opening at the upper end, an installation structure for installing the stator assembly 3 is formed in the accommodating cavity 11, and a fixed impeller 12 is formed at the lower end of the outer ring of the end cover 1.
The bracket 2 is fixed at the upper end of the end cover 1 and is embedded in the accommodating cavity 11.
The stator assembly 3 and the rotor assembly are installed in the accommodating cavity 11, the upper end of the stator assembly and the support 2 form a limiting fit, the stator assembly 3 is fixedly arranged, the structure of the stator assembly generally comprises a coil framework, an iron core, a coil and the like, the rotor assembly is arranged in the center of the stator assembly 3, the upper end of the rotor assembly forms a rotatable fit with the support 2 through a bearing, the lower end of the rotor assembly penetrates out of the end cover 1 and forms a rotatable fit with the end cover 1 through the bearing, and the rotor assembly is in driving connection with the movable impeller. It should be noted that the rotor assembly and the movable impeller are omitted in fig. 1 and are not shown, but the conventional structure is selected for the rotor assembly and the movable impeller.
The fan cover 4 is installed at the lower end of the end cover 1 and covers the fixed impeller 12 and the movable impeller, and an air inlet is formed in the center of the fan cover 4.
The drive plate 5 is installed on the support 2 and connected with the stator assembly 3, the upper end of the end cover 1 is connected with a protective sleeve 6, and the protective sleeve 6 covers the drive plate 5.
The during operation, the rotor subassembly rotates and drives movable vane synchronous revolution, and the air is followed the air intake at 4 centers of fan housing and is got into to along the fixed impeller 12 rapid circulation that makes progress of 1 outer lane of end cover, because end cover 1 top is provided with a lag 6, can realize the guard action to drive plate 5 through this lag 6, prevent that drive plate 5 from receiving the air current influence, thereby improved its life greatly.
The protecting sleeve 6 comprises a lower connecting ring 51, an upper connecting ring 52 and a top plate 53 which are integrally formed, the top plate 53 is formed on the inner ring of the upper connecting ring 52 and is lower than the upper end part of the upper connecting ring 52, and a through hole 531 is formed in the center of the top plate 53.
The lower connecting ring 51 is used for being connected with the end cover 1, the inner diameter of the lower connecting ring is matched with the outer diameter of the end cover 1, interference fit can be formed between the lower connecting ring 51 and the end cover 1, the protecting sleeve 6 is directly sleeved on the end cover 1 during installation, operation is convenient, and certainly, a guide inclined plane is formed at the bottom of the inner ring of the lower connecting ring 51, so that installation and assembly of the lower connecting ring 51 can be further facilitated. The inner diameter and the outer diameter of the upper connecting ring 52 are consistent with those of the end cover 1, the lower end of the upper connecting ring 52 can form limit fit with the top of the end cover 1, and the upper end of the upper connecting ring 52 is used for mounting and positioning when the brushless dust collector motor is integrally installed in a dust collector.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The skilled person should understand that: although the present invention has been described in accordance with the above embodiments, the inventive concept is not limited to this embodiment, and any modification of the inventive concept will be included in the scope of the patent claims.
Claims (5)
1. A brushless dust collector motor with a protective sleeve comprises an end cover (1), a bracket (2), a stator component (3), a rotor component, a movable impeller, a fan cover (4) and a driving plate (5);
the end cover (1) is provided with an accommodating cavity (11) with an opening at the upper end, the support (2) is fixed at the upper end of the end cover (1), the stator assembly (3) and the rotor assembly are installed in the accommodating cavity (11) between the end cover (1) and the support (2), the rotor assembly downwards penetrates out of the end cover (1) and is connected with the movable impeller, a fixed impeller (12) is formed at the lower end of the outer ring of the end cover (1), and the fan cover (4) is installed at the lower end of the end cover (1) and covers the fixed impeller (12) and the movable impeller;
the method is characterized in that: the support (2) is embedded in the containing cavity (11), the driving plate (5) is installed on the support (2) and connected with the stator assembly (3), the upper end of the end cover (1) is connected with a protective sleeve (6), and the protective sleeve (6) covers the driving plate (5).
2. A brushless vacuum cleaner motor with protective cover according to claim 1, characterized in that: the protective sleeve (6) comprises a lower connecting ring (51), an upper connecting ring (52) and a top plate (53); the lower connecting ring (51) is sleeved with the end cover (1), and the top plate (53) is formed on the inner ring of the upper connecting ring (52) and is lower than the upper end part of the upper connecting ring (52).
3. A brushless vacuum cleaner motor with protective cover according to claim 2, characterized in that: the inner diameter of the lower connecting ring (51) is matched with the outer diameter of the end cover (1), and the lower connecting ring (51) and the end cover (1) form interference fit.
4. A brushless vacuum cleaner motor with protective cover according to claim 3, characterized in that: the bottom of the inner ring of the lower connecting ring (51) is provided with a guide inclined plane.
5. A brushless vacuum cleaner motor with protective cover according to claim 2, characterized in that: the center of the top plate (53) is provided with a through hole (531).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120921126.8U CN214674646U (en) | 2021-04-30 | 2021-04-30 | Brushless dust collector motor with protective sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120921126.8U CN214674646U (en) | 2021-04-30 | 2021-04-30 | Brushless dust collector motor with protective sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214674646U true CN214674646U (en) | 2021-11-09 |
Family
ID=78473043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120921126.8U Active CN214674646U (en) | 2021-04-30 | 2021-04-30 | Brushless dust collector motor with protective sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214674646U (en) |
-
2021
- 2021-04-30 CN CN202120921126.8U patent/CN214674646U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 9 Chenguang Road, Gaoting Town, Daishan County, Zhoushan City, Zhejiang Province, 316200 Patentee after: Zhoushan Chenguang Motor Co.,Ltd. Address before: 316200 No. 9, Chenguang Road, economic development zone, Daishan County, Zhoushan City, Zhejiang Province Patentee before: ZHOUSHAN CHENGUANG ELECTRIC APPLIANCE Co.,Ltd. |
|
| CP03 | Change of name, title or address |