CN221671576U

CN221671576U - Dust collector with motor cover assembly

Info

Publication number: CN221671576U
Application number: CN202322813681.0U
Authority: CN
Inventors: 江宏君
Original assignee: Suzhou Efus Electric Co ltd
Current assignee: Suzhou Efus Electric Co ltd
Priority date: 2023-10-19
Filing date: 2023-10-19
Publication date: 2024-09-10
Anticipated expiration: 2033-10-19

Abstract

The utility model provides a dust collector with a motor cover component, which comprises: the dust cup is connected with the machine body, the cyclone screen is arranged in the dust cup and used for primary filtration, the motor is located at the downstream of the cyclone screen, the motor cover assembly is sleeved on the motor, and the filter is located at the downstream of the motor, wherein the motor cover assembly comprises a motor inner cover at least partially surrounding the motor and allowing the motor to partially pass through, and a motor outer cover surrounding the motor inner cover. The utility model has the advantages that: double silencing and noise reduction are carried out through the inner and outer covers of the motor, miniaturization is facilitated, the structure is simple and small, and the cost is low.

Description

Dust collector with motor cover assembly

Technical Field

The utility model relates to the field of cleaning, in particular to a dust collector with a motor cover assembly.

Background

The dust collector is used for cleaning indoor, and the noise generated by the dust collector in use is relatively large, in particular to a high-power dust collector, wherein the noise source is mainly the noise generated by a motor. For noise reduction, the vacuum cleaner usually needs to be equipped with a motor cover, and the existing motor cover has a complex and bulky structure, is not suitable for a miniaturized vacuum cleaner, and similar technology can be referred to in the Chinese patent No. 201088542Y, so that improvement is needed.

Disclosure of utility model

The utility model aims to provide a dust collector with a motor cover assembly, which performs double noise reduction and noise reduction through an inner cover and an outer cover of a motor, is beneficial to miniaturization, and has the advantages of simple and small structure and low cost.

In order to achieve the purpose of the utility model, the utility model provides the following technical scheme: a dust collector with a motor cover assembly comprises a machine body, a dust cup connected with the machine body, a cyclone screen arranged in the dust cup and used for primary filtration, a motor positioned at the downstream of the cyclone screen, a motor cover assembly sleeved on the motor, and a filter positioned at the downstream of the motor, wherein the motor cover assembly comprises a motor inner cover at least partially surrounding the motor and allowing the motor to partially pass through, and a motor outer cover surrounding the motor inner cover.

On the basis of the technical scheme, the method further comprises the following auxiliary technical scheme:

The motor inner cover comprises air outlet holes which are arranged around and are spaced from each other, and an inner cover opening which allows the motor to partially pass through.

The motor housing includes a housing cavity that receives the motor inner housing, and a housing opening that allows the motor portion to pass through.

The axial length of the motor outer cover is greater than that of the motor inner cover.

The motor includes a head portion and a tail portion, wherein the tail portion of the motor passes through the inner and outer housing openings.

The tail of the motor is positioned above the head.

The central axis direction of the motor is mutually perpendicular to the central axis direction of the filter.

The machine body comprises a motor part, a filter part, a handle part and a battery part, wherein the motor part is positioned above the dust cup and is used for accommodating a motor, the filter part is connected with the motor part and is used for accommodating a filter, one end of the handle part is obliquely intersected with the filter part, and the battery part is connected with the other end of the handle part.

The battery pack is connected with the battery part.

The bottom surface of the dust cup and the bottom surface of the battery pack are on the same horizontal plane.

Compared with the prior art, the utility model has the following positive effects: double silencing and noise reduction are carried out through the inner and outer covers of the motor, miniaturization is facilitated, the structure is simple and small, and the cost is low.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a perspective view of the present utility model;

FIG. 4 is a perspective view of a motor and motor inner housing of the present utility model;

fig. 5 is a perspective view of a motor housing according to the present utility model.

Detailed Description

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," "front," "rear," "head," "tail," and the like are merely for convenience in describing and simplifying the utility model based on the orientation or positional relationship shown in the drawings and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

The following describes the embodiments of the present utility model in further detail with reference to the drawings.

Examples: referring to FIGS. 1-5, an embodiment of a vacuum cleaner having a motor housing assembly is disclosed, comprising: the dust cup assembly comprises a machine body 100, a dust cup 200 connected with the machine body 100, a cyclone screen 300 arranged in the dust cup 200 and used for primary filtration, a motor 400 arranged at the downstream of the cyclone screen 300, a motor cover assembly sleeved on the motor 400, a filter 600 arranged at the downstream of the motor 400, and a battery pack 700 used for supplying power to the motor 400, wherein the motor cover assembly comprises a motor inner cover 500 at least partially surrounding the motor 400 and allowing the motor 400 to partially pass through, and a motor outer cover 520 surrounding the motor inner cover 500.

The machine body 100 includes a motor part 120 located above the dust cup 200 and accommodating the motor 400, a filter part 140 connected to the motor part 120 and accommodating the filter 600, a handle part 160 having one end obliquely intersecting the filter part 140, and a battery part 180 connected to the other end of the handle part 160 and fixing the battery pack 700.

The dust cup 200 is substantially cylindrical, and the air inlet end is located at one side of the dust cup 200, and the dust cup chamber 204 for accommodating the cyclone screen 300 and performing cyclone filtration is provided therein, and the bottom surface of the dust cup chamber is on the same horizontal plane as the bottom surface of the battery pack 700. The air outlet end of the dirt cup 200 is located in the direction of the central axis and below the motor 400. The air inlet direction of the air inlet end of the dust cup 200 intersects with the central axis direction of the handle portion 160 at an obtuse angle.

The cyclone screen 300 has a plurality of mesh openings to filter dust in the dust-laden air flow, and the central axis direction of the cyclone screen 300 coincides with the central axis direction of the dust cup 200.

The motor 400 includes a head and a tail, wherein the tail of the motor 400 is located above the head. The central axis direction of the motor 400 and the central axis direction of the filter 600 are perpendicular to each other. The central axis direction of the motor 400 and the central axis direction of the dust cup 200 coincide with each other.

The motor inner shroud 500 includes circumferentially disposed and spaced apart air outlet openings 504 and an inner shroud opening 506 that allows the motor 400 to partially pass through. The air outlet holes 504 are preferably grid holes in this embodiment. The inner wall of the motor inner housing 500 is at least partially in abutting contact with the motor 400. The motor housing 520 includes a housing cavity 522 that receives the motor inner housing 500, and a housing aperture 524 that allows the motor 400 to partially pass through. The axial length of the motor housing 520 is greater than the axial length of the motor inner housing 500. The tail of the motor 400 passes through the inner housing opening 506 and the outer housing opening 524.

The filter 600 is preferably a hepa or sponge, and the filter part 140 is provided with a plurality of drain holes.

The battery pack 700 is preferably a lithium battery or a nickel-hydrogen battery.

During operation, dust-containing air flow enters from the air inlet end of the dust cup 200, cyclone filtration is carried out in the dust cup cavity 204, large garbage falls on the bottom of the dust cup cavity 204 under the action of centrifugal force, and fine dust-containing air flow enters the motor 400 upwards through meshes, is subjected to double noise reduction by the motor inner cover 500 and the motor outer cover 520, is filtered again by the filter 600, and is discharged to the atmosphere through a discharge hole.

The utility model has the advantages that: double silencing and noise reduction are carried out through the inner and outer covers of the motor, miniaturization is facilitated, the structure is simple and small, and the cost is low.

The above is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can make several variations and modifications without departing from the inventive concept, and shall be covered by the scope of the present utility model.

Claims

1. A vacuum cleaner having a motor housing assembly, comprising: the dust cup comprises a machine body (100), a dust cup (200) connected with the machine body (100), a cyclone screen (300) arranged in the dust cup (200) and used for primary filtration, a motor (400) arranged at the downstream of the cyclone screen (300), a motor cover assembly sleeved on the motor (400) and a filter (600) arranged at the downstream of the motor (400), wherein the motor cover assembly comprises a motor inner cover (500) at least partially surrounding the motor (400) and allowing the motor (400) to partially pass through, and a motor outer cover (520) surrounding the motor inner cover (500).

2. The vacuum cleaner of claim 1, wherein the motor inner shroud (500) includes circumferentially disposed and spaced apart air outlet openings (504) and an inner shroud opening (506) that allows the motor (400) to partially pass therethrough.

3. The vacuum cleaner of claim 2, wherein the motor housing (520) includes a housing cavity (522) that receives the motor inner housing (500), and a housing port (524) that allows the motor (400) to partially pass through.

4. A vacuum cleaner according to claim 3, wherein the axial length of the motor housing (520) is greater than the axial length of the motor inner housing (500).

5. The vacuum cleaner of claim 4, wherein the motor (400) includes a head portion and a tail portion, wherein the tail portion of the motor (400) passes through the inner shroud opening (506) and the outer shroud opening (524).

6. The vacuum cleaner of claim 5, wherein the tail of the motor (400) is located above the head.

7. A vacuum cleaner according to claim 1 or 2 or 3 or 4 or 5 or 6, wherein the central axis direction of the motor (400) is perpendicular to the central axis direction of the filter (600).

8. The vacuum cleaner according to claim 1, wherein the body (100) includes a motor part (120) which is located above the dust cup (200) and accommodates the motor (400), a filter part (140) which is connected to the motor part (120) and accommodates the filter (600), a handle part (160) which has one end obliquely intersecting the filter part (140), and a battery part (180) which is connected to the other end of the handle part (160).

9. The vacuum cleaner of claim 8, further comprising a battery pack (700) coupled to the battery section (180).

10. The vacuum cleaner of claim 9, wherein the bottom surface of the dirt cup (200) is on the same level as the bottom surface of the battery pack (700).