Silent dust collector

Abstract

The utility model discloses a mute dust collector. The mute dust collector comprises a dust cup, a vacuum source is arranged at the upper part of the dust cup; a handheld part is arranged on one side of the dust cup, and an air inlet pipe is arranged on the other side of the dust cup; the air inlet pipe is communicated with the interior of the dust cup; an annular metal net is arranged at the upper part in the dust cup; the top between the dust cup and the metal net is blocked by the top of the metal net; an inverted-cone-shaped filter is arranged in the middle of the metal net. The inverted-cone-shaped filter is hollow, and the top of the inverted-cone-shaped filter blocks the top between the metal net and the inverted-cone-shaped filter; a motor is arranged in the vacuum source; first air outlet holes are uniformly formed in the upper part of the side part of the vacuum source; a motor air outlet hole is formed in one side of the top of the motor; an isolating ring is arranged between the motor and the shell of the vacuum source; silencing cotton is filled between the isolating ring and a shell of the vacuum source. A second air outlet hole is formed in the isolating ring; the silence structure is good in silence effect.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the related technical field of dust collector, concretely relates to a mute dust collector with good mute effect. BACKGROUND

[0002] Common dust collector, including dust cup, the upper portion of dust cup is provided with vacuum source, one side of dust cup is provided with handheld part, the other side is provided with air inlet pipe, air inlet pipe is communicated with dust cup, the upper portion in dust cup is provided with annular metal screen, the top of metal screen is blocked between dust cup and metal screen, the middle portion of metal screen is provided with inverted conical filter, inverted conical filter is hollow, the top of inverted cononal filter is blocked between metal screen and inverted conical filter, motor is arranged in vacuum source, the upper portion of the side of vacuum source is provided with air outlet hole, when working, airflow enters dust cup from air inlet pipe, is separated by metal screen once, enters metal screen inside, is separated by inverted conical filter again, passes through inverted conical filter and enters its inside, enters motor, and finally completes air outlet from air outlet hole, the noise of this dust collector is big, can not satisfy the increasing demand of people.

[0003] Therefore, the utility model discloses a mute dust collector with good mute effect. SUMMARY

[0004] The utility model discloses a mute dust collector with good mute effect.

[0005] To realize above-mentioned purpose, the utility model provides the following technical scheme: a mute dust collector, including dust cup, the upper portion of dust cup is provided with vacuum source, one side of dust cup is provided with handheld part, the other side is provided with air inlet pipe, air inlet pipe is communicated with dust cup, the upper portion in dust cup is provided with annular metal screen, the top of metal screen is blocked between dust cup and metal screen, the middle portion of metal screen is provided with inverted conical filter, inverted conical filter is hollow, the top of inverted cononal filter is blocked between metal screen and inverted conical filter, motor is arranged in vacuum source, the upper portion of the side of vacuum source is provided with first air outlet hole evenly, the top of motor is provided with motor air outlet hole on one side, the shell between motor and vacuum source is provided with isolation ring, and the shell between isolation ring and vacuum source is filled with soundproof cotton.

[0006] Preferably, the isolation ring is provided with a second air outlet hole, and the second air outlet hole is correspondingly arranged with the first air outlet hole.

[0007] Preferably, the first air outlet hole is symmetrically arranged on the upper portion of the side of the vacuum source.

[0008] Preferably, the included angle between the second air outlet hole and the motor air outlet hole is 90 degrees.

[0009] Preferably, the top of the vacuum source is provided with a top cover; the isolation ring and the motor form a first channel; the motor and the top cover form a second channel.

[0010] Compared with the prior art, the utility model provides a mute dust collector with the following beneficial effects:

[0011] The mute dust collector has the isolation ring between the motor and the shell of the vacuum source; the isolation ring and the shell of the vacuum source are filled with the sound-absorbing cotton; during operation, the airflow comes out of the motor air outlet hole of the motor, then passes through the first channel between the isolation ring and the motor and the second channel between the motor and the top cover, and finally passes through the sound-absorbing cotton to complete air outlet from the first air outlet hole; the mute dust collector has good mute effect. BRIEF DESCRIPTION OF DRAWINGS

[0012] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation to the utility model, and in the drawings:

[0013] Fig. 1 It is a mute dust collector's three-dimensional structure schematic view that the utility model proposes;

[0014] Fig. 2 It is a mute dust collector's front view that the utility model proposes;

[0015] Fig. 3 It is a mute dust collector's three-dimensional enlarged structure schematic view when cancelling the top cover that the utility model proposes;

[0016] In the drawing: 1, dust cup; 2, air inlet pipe; 3, vacuum source; 31, top cover; 32, first air outlet hole; 33, motor; 34, motor air outlet hole; 35, isolation ring; 36, second air outlet hole. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments; based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0018] Please refer to Figs. 1-3The utility model provides a technical scheme: a mute dust collector, including dust cup 1, the upper portion of dust cup 1 is provided with vacuum source 3, one side of dust cup 1 is provided with handheld part (not marked out), and the other side is provided with air inlet pipe 2, air inlet pipe 2 is communicated with in dust cup 1, the upper portion in dust cup 1 is provided with annular metal net (not shown), the top of metal net blocks the top between dust cup 1 and metal net, the middle portion of metal net is provided with inverted conical filter (not shown), the inverted conical filter is hollow, and the top blocks the top between metal net and inverted conical filter, motor 33 is provided in vacuum source 3, the upper portion of the side portion of vacuum source 3 is uniformly provided with first air outlet 32, the top of vacuum source 3 is provided with top cover 31, one side of the top of motor 33 is provided with motor air outlet 34, the shell between motor 33 and vacuum source 3 is provided with isolation ring 35, the shell between isolation ring 35 and vacuum source 3 is filled with sound-absorbing cotton (not shown), second air outlet 36 is provided on isolation ring 35, and second air outlet 36 is correspondingly provided with first air outlet 32.

[0019] In the embodiment, the included angle between the second air outlet 36 and the motor air outlet 34 is 90°.

[0020] In the embodiment, the first air outlet 32 is symmetrically arranged on the upper portion of the side portion of the vacuum source 3.

[0021] When working, after the airflow enters dust cup 1 from air inlet pipe 2 and is separated by the metal net once, the airflow enters the inside of the metal net, is separated by the inverted conical filter again, enters the inside of the inverted conical filter again, enters the motor, and comes out from the motor air outlet 34, then passes through the first channel (not shown) between the isolation ring 35 and the motor 33 and the second channel (not shown) between the motor 33 and the top cover 31, and finally completes air outlet from the first air outlet 32 through the sound-absorbing cotton.

[0022] Compared with the prior art, the utility model has the following beneficial effects:

[0023] The mute dust collector has the isolation ring 35 between the motor 33 and the shell of the vacuum source 3, and the sound-absorbing cotton (not shown) between the isolation ring 35 and the shell of the vacuum source 3; when working, the airflow comes out from the motor air outlet 34 of the motor 33, then passes through the first channel (not shown) between the isolation ring 35 and the motor 33 and the second channel (not shown) between the motor 33 and the top cover 31, and finally completes air outlet from the first air outlet 32 through the sound-absorbing cotton; and the utility model has good mute effect.

[0024] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A silent vacuum cleaner, comprising a dust cup; a vacuum source is disposed at the upper part of the dust cup; a handheld part is disposed on one side of the dust cup, and an air inlet pipe is disposed on the other side; the air inlet pipe communicates with the interior of the dust cup; a circular metal mesh is disposed at the upper part of the interior of the dust cup; the top of the metal mesh seals the top between the dust cup and the metal mesh; an inverted conical filter is disposed in the middle of the metal mesh; the inverted conical filter is hollow, and its top seals the top between the metal mesh and the inverted conical filter; a motor is disposed within the vacuum source; a first air outlet is uniformly disposed at the upper part of the side of the vacuum source; a motor air outlet is disposed on one side of the top of the motor; characterized in that: An isolation ring is provided between the motor and the housing of the vacuum source; sound-absorbing cotton is filled between the isolation ring and the housing of the vacuum source.

2. The silent vacuum cleaner according to claim 1, characterized in that: The isolation ring is provided with a second air outlet; the second air outlet is provided in correspondence with the first air outlet.

3. The silent vacuum cleaner according to claim 2, characterized in that: The first air outlet is symmetrically arranged on the upper part of the side of the vacuum source.

4. The silent vacuum cleaner according to claim 3, characterized in that: The angle between the second air outlet and the motor air outlet is 90°.

5. The silent vacuum cleaner according to claim 1, characterized in that: The vacuum source is provided with a top cover; a first channel is formed between the isolation ring and the motor; and a second channel is formed between the motor and the top cover.

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