CN220713802U

CN220713802U - Dust collector

Info

Publication number: CN220713802U
Application number: CN202322378720.9U
Authority: CN
Inventors: 郑传富; 王日; 谢中山
Original assignee: Suzhou Simple Youwei Technology Co Ltd
Current assignee: Suzhou Simple Youwei Technology Co Ltd
Priority date: 2023-09-02
Filing date: 2023-09-02
Publication date: 2024-04-05
Anticipated expiration: 2033-09-02

Abstract

The utility model discloses a dust collector, which comprises a main shell and a base. The main housing defines a motor receiving chamber within which is disposed a motor for generating a suction airstream. A base at least part of which is arranged below the main shell, wherein the base is limited with a suction pipeline for suction airflow to flow, and the suction pipeline is positioned at the upstream of an air inlet of the motor; an air outlet channel positioned at the downstream of the air outlet of the motor is also defined in the base. The air outlet channel at least partially surrounds part of the suction pipeline, and a first silencing piece is arranged in the air outlet channel. By adopting the structure, the air outlet channel surrounds the suction pipeline, then the silencing piece is arranged in the air outlet channel, and the air flow passes through the silencing piece and is discharged, so that the noise of the air flow before entering can be reduced, and the noise of the air flow after being discharged out of the motor can be reduced.

Description

Dust collector

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to a dust collector.

Background

With the development of the pet market, the popularity of pet hair repairs is also increasing. The pet hair trimmer is divided into two kinds, one is to trim the hair of the pet only, and then the hair is cleaned to the dustbin by manpower. The other is a repairing device with dust collection function, which has the advantages that the device with dust collection function can collect the sheared hair while repairing the hair, and a user is not required to clean the hair independently, but because the device can generate relatively large noise in the working process, some animals can be frightened after hearing the noise, and the owner is inconvenient to trim the hair.

Therefore, noise reduction treatment is required for the dust collector to meet market demands.

Disclosure of Invention

Aiming at the defects in the technology, the utility model provides the dust collector which can effectively reduce noise.

In one aspect, the present utility model provides a vacuum cleaner comprising

A main housing defining a motor receiving cavity in which a motor for generating a suction air flow is disposed;

a base, at least part of which is arranged below the main shell, wherein the base is limited with a suction pipeline for suction airflow to flow, and the suction pipeline is positioned at the upstream of an air inlet of the motor; an air outlet channel positioned at the downstream of the air outlet of the motor is also defined in the base;

the air outlet channel at least surrounds part of the suction pipeline, a first silencing piece is arranged in the air outlet channel, and air flow passes through the first silencing piece and then is discharged to the outside of the dust collector.

Optionally, the base includes an upper wall, a lower wall, an outer peripheral wall, and an inner peripheral wall, the upper wall, the lower wall, and the inner peripheral wall defining at least a portion of the suction line therebetween; and at least part of the air outlet channel is defined among the upper wall, the lower wall, the inner peripheral wall and the outer peripheral wall.

Optionally, the upper wall is provided with a plurality of air inlets, and the plurality of air inlets are arranged around the air outlet of the suction pipeline; the lower wall is provided with a plurality of air outlet holes, and the air outlet holes are arranged around the air inlet of the suction pipeline.

Optionally, the motor holds the intracavity and is provided with and is located motor inner cover of motor periphery and be located motor outer cover of motor inner cover periphery, the motor with be provided with the second amortization piece between the motor inner cover, the motor inner cover with be provided with the third amortization piece between the motor outer cover.

Optionally, the air inlet of the motor is in fluid communication with the air outlet of the suction pipeline through a damping support.

Optionally, the damping support member includes a conducting end that can fluidly connect the air inlet of the motor and the air outlet of the suction line, the conducting end penetrating the motor inner housing.

Optionally, the motor inner cover comprises an upper inner cover and a lower inner cover, and the damping support piece further comprises a mounting end, wherein the mounting end is mounted at the butt joint position of the upper inner cover and the lower inner cover.

Optionally, the motor and the dust cup are arranged side by side along the length direction of the dust collector.

Optionally, the air inlet of the dust cup is arranged on the side wall of the dust cup, the air outlet of the dust cup is arranged on the bottom cover of the dust cup, and the air inlet direction and the air outlet direction of the dust cup are basically vertical.

Optionally, the motor housing further comprises an air inlet pipeline arranged in the motor housing cavity, and the air inlet pipeline is arranged right above the motor.

The utility model provides a dust collector which comprises a main shell and a base. The main housing defines a motor receiving chamber within which is disposed a motor for generating a suction airstream. A base at least part of which is arranged below the main shell, wherein the base is limited with a suction pipeline for suction airflow to flow, and the suction pipeline is positioned at the upstream of an air inlet of the motor; an air outlet channel positioned at the downstream of the air outlet of the motor is also defined in the base. The air outlet channel at least partially surrounds part of the suction pipeline, and a first silencing piece is arranged in the air outlet channel. By adopting the structure, the air outlet channel surrounds the suction pipeline, then the silencing piece is arranged in the air outlet channel, and the air flow passes through the silencing piece and is discharged, so that the noise of the air flow before entering can be reduced, and the noise of the air flow after being discharged out of the motor can be reduced.

Drawings

FIG. 1 is a schematic view of a vacuum cleaner according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the cleaner of FIG. 1 with the main housing removed;

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 1;

FIG. 4 is a cross-sectional view taken along the direction B-B in FIG. 1;

FIG. 5 is a cross-sectional view taken at another angle along the direction A-A in FIG. 1;

FIG. 6 is a schematic view of the structure of the base;

FIG. 7 is an exploded view of the base;

FIG. 8 is a schematic view of the base with the upper wall removed;

FIG. 9 is a schematic view of the structure of the dirt cup;

FIG. 10 is a schematic view of the dirt cup at another angle;

fig. 11 is a structural exploded view of the motor mounting structure;

fig. 12 is a sectional view of the motor mounting structure in the motor axis direction.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the case where a directional instruction is involved in the embodiment of the present utility model, the directional instruction is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional instruction is changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

In the description of the present application, it should 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, and can be communication between two elements. The specific meaning of the terms in this application can be understood by those of ordinary skill in the art in a specific context.

Referring to fig. 1-12, a cleaner 100 is disclosed, wherein the larger arrow in the figure refers to the direction of airflow before it enters the motor, and the smaller scissors in the figure refer to the direction of airflow exiting the motor. The cleaner 100 includes a base 2 and a main casing 1 provided on the base 2. The main housing 1 defines a motor receiving chamber in which a motor 11 for generating a suction air flow is disposed. The main housing 1 further defines a mounting platform for mounting the dirt cup 3, to which the dirt cup 3 is detachably mounted. The motor 11 and the dust cup 3 are arranged side by side. The motor 11 is arranged vertically in the motor housing chamber, and an air inlet duct 18 is also arranged above the motor 11, which duct fluidly connects the dirt cup 3 with external accessories (hoses, cleaning heads, etc.). The partial air intake duct 18 is provided in the motor accommodation chamber, and also reduces a part of noise. Preferably, the air intake duct 18 may be disposed directly above the motor 11. At least part of the base 2 is arranged below the main housing 1. The base 2 may be integrally formed with the main housing 1, or may be detachably and fixedly connected to the main housing, which is not particularly limited herein.

Referring to fig. 6-8, the base 2 defines a suction line 28 through which a suction airflow flows, the suction line 28 being located upstream of the air intake 111 of the motor. The base 2 also defines an air outlet channel 27 downstream of the air outlet 112 of the motor. The air outlet passage 27 at least partially surrounds part of the suction pipe 28, a first silencer 271 is provided in the air outlet passage 27, and the air flow passes through the first silencer 271 and is discharged to the outside of the cleaner 100. Specifically, the base 2 comprises an upper wall 21, a lower wall 23, an outer peripheral wall 24 and an inner peripheral wall 26, between which the upper wall 21, the lower wall 23 and the inner peripheral wall 26 define at least part of a suction line 28. An air outlet passage 27 is defined at least in part between the upper wall 21, the lower wall 23, the inner peripheral wall 26 and the outer peripheral wall 24. The upper wall 21, the lower wall 23, the outer peripheral wall 24 and the inner peripheral wall 26 may be formed integrally, or may be installed independently of each other, which is not limited herein. In the embodiment shown in the figures, the peripheral wall 24 and the inner peripheral wall 26 are integrally formed to the lower wall 23, and the upper wall 21 is removably secured to the lower wall 23, so as to define together at least part of the suction duct 28 and at least part of the air outlet channel 27.

Referring to fig. 1-3, 9, 10, the air inlet 33 of the dust cup is arranged on the side wall 31 of the dust cup 3, the air outlet 34 of the dust cup is arranged on the bottom cover 32 of the dust cup 3, and the air inlet direction and the air outlet direction of the dust cup 3 are basically vertical. The air inlet 33 of the dust cup is arranged at the top end of the dust cup 3, the air outlet 34 of the dust cup is arranged at the bottom cover 32, the bottom cover 32 can be opened to facilitate ash pouring, and the hair of the pet is mainly in the dust cup 3 of the pet cleaner, so that the hair can rarely leak from the air outlet. The air inlet direction and the air outlet direction of the dust cup 3 are basically vertical, and the air outlet is arranged at the lowest part, so that the hair can be effectively prevented from moving in the dust cup 3, and the hair can be quickly gathered at the bottom.

The suction air flow generated by the motor 11 carries dirt and enters the dust cup 3 after passing through the air inlet pipeline 18, the dirt is reserved in the dust cup 3, the air flow flows out from the air outlet 34 of the dust cup, then enters the air inlet 111 of the motor through the suction pipeline 28, then is discharged from the air outlet 112 of the motor, and the discharged air flow is discharged to the outside of the dust collector 100 after passing through the air outlet channel 27. With the above structure, the air outlet channel 27 is arranged to surround the suction pipeline 28, then the silencing piece is arranged in the air outlet channel 27, and the air flow passes through the silencing piece and is discharged, so that the noise of the air flow before entering the motor can be reduced, and the noise of the air flow after being discharged out of the motor 11 can be reduced.

Referring to fig. 6 to 8, the upper wall 21 is provided with a plurality of air intake holes 211, and the plurality of air intake holes 211 are disposed around the air outlet 282 of the suction duct; the lower wall 23 is provided with a plurality of air outlet holes 231, the plurality of air outlet holes 231 being arranged around the air inlet 281 of the suction line. By this arrangement, the suction duct 28 in the whole base 2 can be surrounded by the air outlet channel 27, further reducing noise. The surrounding is not limited to a complete surrounding, but may be a half surrounding, or may be disposed near the hole.

In order to further reduce noise, in addition to the noise reduction of the pipeline, the motor 11 may be noise reduced, since the high speed operation of the motor 11 also generates relatively large noise. Referring to fig. 2 to 4,11 and 12, a motor inner cover 12 located at the outer periphery of the motor 11 and a motor outer cover 14 located at the outer periphery of the motor inner cover 12 are provided in the motor accommodating chamber, a second silencing member 121 is provided between the motor 11 and the motor inner cover 12, and a third silencing member 141 is provided between the motor inner cover 12 and the motor outer cover 14. The air flow discharged from the motor 11 passes through the second silencing member 121, then passes through the plurality of through holes formed in the motor inner cover 12, and then enters a space defined between the motor outer cover 14 and the motor inner cover 12, in which a third silencing member 141 is disposed, passes through the third silencing member 141, then enters the plurality of air inlet holes 211 of the upper wall 21, then passes through the air outlet passage 27, and is discharged from the air outlet holes 231 of the lower wall 23. The through holes on the motor inner cover 12 and the air inlets 211 of the upper wall 21 are respectively arranged on two sides of the motor 11, namely, the through holes on the motor inner cover 12 are arranged on the right side of the axis of the motor 11, and the air inlets 211 of the upper wall 21 are arranged on the left side of the axis of the motor 11, so that the flowing distance of air flow can be increased, the air flow fully contacts with the silencing piece, and the silencing piece can be made of filter cotton or other silencing materials. Can effectively play a role in noise reduction.

Referring to fig. 11 and 12, in order to further reduce noise generated by the vibration of the motor 11, the mounting structure of the motor 11 is also modified to some extent. The motor 11 and the motor inner cover 12 are in soft connection through the shock absorbing piece. Specifically, motor housing 14 detachably fixed connection is on base 2, and motor housing 14's inboard is installed through shock pad 13 detachably in motor housing 12 to motor housing 12's upper end, and the through-hole has been seted up on motor housing 12's top, and locating part 17 runs through this through-hole, and the lower extreme of locating part 17 is installed on motor 11, and the upper end of motor is spacing through locating part and last inner cover, and the locating part can be made for shock attenuation material such as rubber, can effectively slow down the vibrations that the motor produced and propagate to motor housing. The other end of the limiting piece 17 stretches into a limiting groove defined by the motor housing 14, the peripheral wall of the limiting piece 17 is in contact with the limiting groove, the limiting piece 17 can be prevented from shaking left and right, the top of the limiting piece 17 is not in contact with the limiting groove, the motor 11 can be ensured to perform certain displacement in the up-down direction, and the damping effect is achieved. The lower end of the motor inner cover 12 is connected to the base 2 through a shock absorbing support. The air inlet 111 of the motor is in fluid communication with the air outlet 282 of the suction line via the shock mount 16.

The shock-absorbing support 16 includes a conductive end 161 that fluidly connects the air inlet 111 of the motor and the air outlet 282 of the suction line, the conductive end 161 extending through the motor inner housing 12. The motor inner housing 12 includes an upper inner housing 122 and a lower inner housing 123, and the shock mount 16 further includes a mounting end 162, the mounting end 162 being mounted at the interface of the upper inner housing 122 and the lower inner housing 123. The conducting end 161 may be a corrugated structure, and is clamped to the opening of the lower inner cover 123 through the corrugated structure. Of course, the conducting terminal 161 may have other shapes. The mounting end 162 has a ring-like structure and is mounted between the upper and lower inner covers 122 and 123, and at the same time, can achieve sealing between the upper and lower inner covers 122 and 123. A receiving chamber is defined between the mounting end 162 and the conducting end 161 to receive a portion of the motor 11. The damping support piece 16 is adopted to simultaneously realize damping between the motor 11 and the motor inner cover 12 and damping between the motor inner cover 12 and the base 2, so that the cost can be effectively reduced, and the noise reduction effect is realized.

Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims

1. A vacuum cleaner, comprising:

2. A vacuum cleaner as claimed in claim 1, wherein,

the base comprises an upper wall, a lower wall, an outer peripheral wall and an inner peripheral wall, wherein at least part of the suction pipeline is defined among the upper wall, the lower wall and the inner peripheral wall; and at least part of the air outlet channel is defined among the upper wall, the lower wall, the inner peripheral wall and the outer peripheral wall.

3. A vacuum cleaner as claimed in claim 2, wherein,

the upper wall is provided with a plurality of air inlets which are arranged around the air outlet of the suction pipeline; the lower wall is provided with a plurality of air outlet holes, and the air outlet holes are arranged around the air inlet of the suction pipeline.

4. A vacuum cleaner according to any one of claims 1 to 3,

the motor accommodating cavity is internally provided with a motor inner cover positioned at the periphery of the motor and a motor outer cover positioned at the periphery of the motor inner cover, a second silencing piece is arranged between the motor and the motor inner cover, and a third silencing piece is arranged between the motor inner cover and the motor outer cover.

5. A vacuum cleaner as claimed in claim 1, wherein,

the air inlet of the motor is in fluid communication with the air outlet of the suction pipeline through a damping support.

6. A vacuum cleaner according to claim 5, wherein,

the damping support piece comprises a conducting end which can be in fluid connection with an air inlet of the motor and an air outlet of the suction pipeline, and the conducting end penetrates through the motor inner cover.

7. A vacuum cleaner according to claim 5, wherein,

the motor inner cover comprises an upper inner cover and a lower inner cover, and the damping support piece further comprises a mounting end which is mounted at the joint of the upper inner cover and the lower inner cover.

8. A vacuum cleaner according to claim 5, wherein,

along the length direction of the dust collector, the motor and the dust cup are arranged side by side.

9. A vacuum cleaner according to claim 8, wherein,

the air inlet of the dust cup is arranged on the side wall of the dust cup, the air outlet of the dust cup is arranged on the bottom cover of the dust cup, and the air inlet direction and the air outlet direction of the dust cup are basically vertical.

10. A vacuum cleaner according to claim 8, wherein,

the motor is characterized by further comprising an air inlet pipeline arranged in the motor accommodating cavity, and the air inlet pipeline is arranged right above the motor.