CN214104309U - External noise reduction device of dust collector - Google Patents
External noise reduction device of dust collector Download PDFInfo
- Publication number
- CN214104309U CN214104309U CN202022043566.6U CN202022043566U CN214104309U CN 214104309 U CN214104309 U CN 214104309U CN 202022043566 U CN202022043566 U CN 202022043566U CN 214104309 U CN214104309 U CN 214104309U
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- main body
- air inlet
- cavity
- cover plate
- partition plate
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Abstract
The utility model provides an external noise reduction device of a dust collector, which comprises a main body, wherein the main body comprises an outer shell and an inner shell, and a vacuum cavity is arranged between the outer shell and the inner shell; a middle clapboard is arranged in the inner shell, a through hole is arranged on the middle clapboard, and the middle clapboard divides the interior of the main body into an air inlet cavity and an air outlet cavity; the left side of the main body is provided with an air inlet pipe fixedly connected with the main body and communicated with the air inlet cavity; a cover plate is arranged on the right side of the main body, and a sealing gasket is arranged between the cover plate and the main body; the right side of the cover plate is provided with an air outlet pipe fixedly connected with the cover plate and communicated with the air outlet cavity; the air inlet pipe is connected with a silencing pipe, the silencing pipe is arranged in the air inlet cavity, and the end part of the silencing pipe is provided with an air inlet polyester fiber soundproof cotton block; a first partition plate, a second partition plate, a third partition plate and a vented ester fiber soundproof cotton block are arranged in the gas outlet cavity; the utility model discloses rational in infrastructure, reduced air velocity, noise reduction effect is good, and the practicality is strong.
Description
Technical Field
The utility model relates to an equipment falls the technical field of making an uproar, concretely relates to external device of making an uproar that falls of dust catcher.
Background
The vacuum cleaner is a device which uses an air pump to make partial vacuum, generates suction force and sucks dust on a floor or other positions, and becomes a necessary product for more and more families due to convenient use and good dust removal effect. The dust collector has good dust removing effect, but generally has the defect of large noise, and the noise of the dust collector is mainly generated by uneven airflow caused by high-speed operation of a motor. People are frequently in the noise environment of the dust collector, and the hearing and the mental state of the people are affected. At present, the dust collector adopts a noise reduction structure combining a double-layer motor sound-proof cover and a sound-absorbing material, so that the noise generated by the high-speed running vibration of a motor can be reduced, but the high-speed airflow of an air outlet still generates larger noise.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that exists in the above-mentioned background, provided an external device of making an uproar that falls of dust catcher, its is rational in infrastructure, has reduced air velocity, and noise reduction effect is good, and the practicality is strong.
In order to achieve the purpose, the utility model provides an external noise reduction device of a dust collector, which comprises a main body, wherein the main body comprises an outer shell and an inner shell, and a vacuum cavity is arranged between the outer shell and the inner shell; a middle clapboard is arranged in the inner shell, a through hole is arranged on the middle clapboard, and the middle clapboard divides the interior of the main body into an air inlet cavity and an air outlet cavity; the left side of the main body is provided with an air inlet pipe fixedly connected with the main body and communicated with the air inlet cavity; a cover plate is arranged on the right side of the main body, and a sealing gasket is arranged between the cover plate and the main body; the right side of the cover plate is provided with an air outlet pipe fixedly connected with the cover plate and communicated with the air outlet cavity; the air inlet pipe is connected with a silencing pipe, the silencing pipe is arranged in the air inlet cavity, and the end part of the silencing pipe is provided with an air inlet polyester fiber soundproof cotton block; and a first partition plate, a second partition plate, a third partition plate and an air outlet polyester fiber soundproof cotton block are arranged in the air outlet cavity.
Preferably, the cover plate is connected with the main body through flat head screws.
Preferably, the inner side surface of the inner shell is sprayed with an inorganic fiber cotton layer.
The utility model is directly connected with the air outlet of the dust collector, and the air speed is reduced and the noise caused by air vibration is reduced by combining the silencing tube and the polyester fiber soundproof cotton block; the middle partition plate and the partition plates in the air outlet cavity are arranged to increase the running distance of air flow in the noise reduction device and improve the sound absorption effect of the inorganic fiber cotton on the surface of the inner wall of the main body inner shell; the possibility that sound waves are transmitted out of the shell is reduced through the vacuum cavity, so that noise is reduced, multiple noise reduction is carried out, and the noise reduction effect is improved. The utility model discloses rational in infrastructure, reduced air velocity, noise reduction effect is good, and the practicality is strong.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals: the air inlet structure comprises a main body 1, an outer shell 101, an inner shell 102, a vacuum cavity 103, a middle partition plate 2, a through hole 201, an air inlet cavity 3, an air outlet cavity 4, a first partition plate 401, a second partition plate 402, a third partition plate 403, an air outlet polyester fiber soundproof cotton block 404, an air inlet pipe 5, a cover plate 6, a sealing washer 7, an air outlet pipe 8, a hush pipe 9, an air inlet polyester fiber soundproof cotton block 10, a flat head screw 11 and an inorganic fiber cotton layer 12.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the utility model provides an external noise reduction device of a dust collector, which comprises a main body 1, wherein the main body 1 comprises an outer shell 101 and an inner shell 102, and a vacuum cavity 103 is arranged between the outer shell 101 and the inner shell 102; a middle clapboard 2 is arranged in the inner shell 102, a through hole 201 is arranged on the middle clapboard 2, and the middle clapboard 2 divides the inside of the main body 1 into an air inlet cavity 3 and an air outlet cavity 4; an air inlet pipe 5 fixedly connected with the main body 1 is arranged on the left side of the main body and is communicated with the air inlet cavity 3; a cover plate 6 is arranged on the right side of the main body 1, and a sealing gasket 7 is arranged between the cover plate 6 and the main body 1; the right side of the cover plate 6 is provided with an air outlet pipe 8 fixedly connected with the cover plate and communicated with the air outlet cavity 4; the air inlet pipe 5 is connected with a silencing pipe 9, the silencing pipe 9 is arranged in the air inlet cavity 3, and the end part of the silencing pipe 9 is provided with an air inlet polyester fiber soundproof cotton block 10; a first partition plate 401, a second partition plate 402, a third partition plate 403 and an air outlet polyester fiber soundproof cotton block 404 are arranged in the air outlet cavity 4.
Preferably, the cover plate 6 is connected to the body 1 by means of grub screws 11.
Preferably, the inner surface of the inner shell 102 is sprayed with the inorganic fiber cotton layer 12.
The utility model is directly connected with the air outlet of the dust collector, and the air speed is reduced and the noise caused by air vibration is reduced by combining the silencing tube and the polyester fiber soundproof cotton block; the middle partition plate and the partition plates in the air outlet cavity are arranged to increase the running distance of air flow in the noise reduction device and improve the sound absorption effect of the inorganic fiber cotton on the surface of the inner wall of the main body inner shell; the possibility that sound waves are transmitted out of the shell is reduced through the main body vacuum cavity, so that noise is reduced, multiple noise reduction is carried out, and the noise reduction effect is improved. The utility model discloses rational in infrastructure, reduced air velocity, noise reduction effect is good, and the practicality is strong.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. It will be apparent to those skilled in the art that other embodiments can be made on the basis of the above description without any inventive step and still fall within the scope of the present invention.
Claims (3)
1. The utility model provides an external device of making an uproar that falls of dust catcher which characterized in that: the vacuum cleaner comprises a main body (1), wherein the main body (1) comprises an outer shell (101) and an inner shell (102), and a vacuum cavity (103) is arranged between the outer shell (101) and the inner shell (102); a middle partition plate (2) is arranged in the inner shell (102), a through hole (201) is formed in the middle partition plate (2), and the middle partition plate (2) divides the interior of the main body (1) into an air inlet cavity (3) and an air outlet cavity (4); an air inlet pipe (5) fixedly connected with the main body (1) is arranged on the left side of the main body and is communicated with the air inlet cavity (3); a cover plate (6) is arranged on the right side of the main body (1), and a sealing gasket (7) is arranged between the cover plate (6) and the main body (1); an air outlet pipe (8) fixedly connected with the cover plate (6) is arranged on the right side of the cover plate and is communicated with the air outlet cavity (4); the air inlet pipe (5) is connected with a silencing pipe (9), the silencing pipe (9) is arranged in the air inlet cavity (3), and an air inlet polyester fiber soundproof cotton block (10) is arranged at the end part of the silencing pipe (9); a first partition plate (401), a second partition plate (402), a third partition plate (403) and an air outlet polyester fiber soundproof cotton block (404) are arranged in the air outlet cavity (4).
2. The external noise reduction device of a dust collector of claim 1, wherein: the cover plate (6) is connected with the main body (1) through a flat head screw (11).
3. The external noise reduction device of a dust collector of claim 1, wherein: the inner side surface of the inner shell (102) is sprayed with an inorganic fiber cotton layer (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022043566.6U CN214104309U (en) | 2020-09-17 | 2020-09-17 | External noise reduction device of dust collector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022043566.6U CN214104309U (en) | 2020-09-17 | 2020-09-17 | External noise reduction device of dust collector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214104309U true CN214104309U (en) | 2021-09-03 |
Family
ID=77485096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022043566.6U Expired - Fee Related CN214104309U (en) | 2020-09-17 | 2020-09-17 | External noise reduction device of dust collector |
Country Status (1)
Country | Link |
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CN (1) | CN214104309U (en) |
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2020
- 2020-09-17 CN CN202022043566.6U patent/CN214104309U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211021 Address after: 441400 No. 78, South Ring Road, Yicheng city, Xiangyang City, Hubei Province Patentee after: Long Bo Address before: 330100 No. 34, Tsui tou natural village, Shek Tsui village, Xixia Town, Xinjian County, Nanchang, Jiangxi Patentee before: Li Zhonghong |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210903 |
|
CF01 | Termination of patent right due to non-payment of annual fee |