CN102551594B - Mute dust collector - Google Patents
Mute dust collector Download PDFInfo
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- CN102551594B CN102551594B CN 201210037760 CN201210037760A CN102551594B CN 102551594 B CN102551594 B CN 102551594B CN 201210037760 CN201210037760 CN 201210037760 CN 201210037760 A CN201210037760 A CN 201210037760A CN 102551594 B CN102551594 B CN 102551594B
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- motor
- cover
- side wall
- sidewall
- dust collector
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- Electric Suction Cleaners (AREA)
Abstract
A mute dust collector comprises a dust separating chamber, a motor chamber and a motor. The dust separating chamber separates dust from airflow containing the dust, the motor chamber is located on the downstream of the dust separating chamber, the motor is arranged in the motor chamber and provides a negative pressure source, an air outlet of the dust separating chamber is communicated with an air inlet of the motor chamber, the motor chamber comprises a motor cover for holding the motor, a first side wall, a second side wall and a third side wall are arranged on the motor cover, wherein the first side wall which peripherally surrounds an outer peripheral side of the motor is arranged on a side, close to the dust separating chamber, of the motor cover, the second side wall surrounds the outer side of the first side wall, the first side wall is connected with the second side wall via the third side wall, and the first side wall, the second side wall and the third side wall form a cavity isolated from an air exhaust opening of the motor. The cavity is arranged at the front end of the motor cover, the first side wall and the second side wall of the cavity can doubly block noise generated from the front end of the motor, so that blind areas of the noise and the service quantity of noise reduction materials are reduced, and the noise of the total mute dust collector is reduced.
Description
Technical field
the present invention relates to a kind of domestic vacuum cleaners, particularly a kind of mute dust collector.
Background technology
in prior art, the noise reduction means of dust catcher commonly used is: the bi-motor cover sound insulating structure that utilizes the motor inner cover to add the motor outer cover produces the effect of noise, and increase quieter material (as the noise elimination sponge) in the air channel between the inside and outside cover of motor and subdue noise energy, to reach flat effect better.Take patent WO2004004535 as example, quieter material is placed on the rear end of motor inner cover and outsides cover of electric machinery, but the scrambling due to the motor inner cover, often at the front end quieter material of motor inner cover and outsides cover of electric machinery, can not place, form the blind area of noise reduction or increase extra quieter material and go to fill this zone, thereby affect the noise reduction of complete machine or increase extra cost, meet the noise reduction requirement.
Summary of the invention
for the problems referred to above, the purpose of this invention is to provide a kind of mute dust collector, it can form and block at the front end of motor, eliminates the noise reduction blind area.
in order to realize the foregoing invention purpose, the present invention adopts following technical scheme: a kind of mute dust collector, comprise dust-contained airflow is carried out to dust separating dust separation chamber, be positioned at the motor room in downstream, described dust separation chamber, be arranged in described motor room and the motor of negative pressure source is provided, the air outlet of described dust separation chamber is connected with the air intake vent of described motor room, described motor room comprises: the motor cover of accommodating described motor, a side near described dust separation chamber on described motor cover is provided with the first side wall around described motor outer circumferential sides along circumferential hoop, be looped around second sidewall in the described the first side wall outside and connect described the first side wall and the 3rd sidewall of the second sidewall, described the first side wall, the cavity that the exhaust outlet of the second sidewall and the formation of the 3rd sidewall and described motor is isolated.
further, described motor cover comprises: accommodate the motor inner cover and the outsides cover of electric machinery that is located at the described motor inner cover outside of described motor, the 3rd sidewall of described the first side wall and the second sidewall is positioned on described motor inner cover.
further, be provided with many on described outsides cover of electric machinery for strengthening the reinforcement of described outsides cover of electric machinery rigidity, bearing of trend and the air-out direction of described reinforcement are roughly the same.
preferably, be provided with the second quieter material between described outsides cover of electric machinery and motor inner cover, described the second quieter material between the reinforcement of many described outsides cover of electric machineries, but and described the second quieter material there is the loose loose structure that air feed stream passes through.
perhaps, described motor cover comprises motor front shroud and the motor cover be connected on described motor front shroud, described motor front shroud comprises the inner bag cover that is located at the motor outside and is looped around the shell in the described inner bag cover outside, described the 3rd sidewall is connected between described shell and inner bag cover, and the described shell of part forms described the second sidewall, the described inner bag cover of part forms described the first side wall, and described motor cover is connected to the rear portion of described shell.
further, be provided with many on the internal face of described shell for strengthening the reinforcement of described shell rigidity, bearing of trend and the air-out direction of described reinforcement are roughly the same.
preferably, between described shell and inner bag cover, be provided with the second quieter material, described the second quieter material between the reinforcement of many described shells, but and described the second quieter material there is the loose loose structure that air feed stream passes through.
preferably, described mute dust collector also has the 4th sidewall that connects described the first side wall and the second sidewall, and described the first side wall, the second sidewall, the 3rd sidewall and the 4th sidewall surround described cavity.
preferably, the part of described dust separation chamber forms described the 4th sidewall.
preferably, described cavity is an airtight cavity.
preferably, offer the through hole that is communicated with described dust separation chamber and described cavity on described the 3rd sidewall or the 4th sidewall.
preferably, in described cavity, the first quieter material is housed.
the present invention compared with prior art, have following advantage: the front end that the present invention focuses on motor cover is provided with cavity, the noise that the first side wall of this cavity and the second sidewall can send the motor front end forms dual blocking, thereby reduce the blind area of noise reduction and the use amount of minimizing quieter material, effectively reduce the complete machine noise; When dust catcher is worked, can also vacuumize described cavity, because sound wave can't be propagated in a vacuum, therefore can further reduce the complete machine noise; Reinforcement is set on motor cover, has improved the rigidity of motor cover, and the second quieter material is set, be conducive to further sound insulation and noise reducing.
The accompanying drawing explanation
the cutaway view that accompanying drawing 1 is mute dust collector in embodiments of the invention one;
the explosive view that accompanying drawing 2 is mute dust collector in embodiments of the invention one;
the structure chart that accompanying drawing 3 is the dust separation chamber in embodiments of the invention one;
the cutaway view that accompanying drawing 4 is mute dust collector in embodiments of the invention two;
the explosive view that accompanying drawing 5 is mute dust collector in embodiments of the invention two;
the stereogram that accompanying drawing 6 is the motor front shroud in embodiments of the invention two;
wherein, 1, dust separation chamber; 2, quiet baffle plate; 3, beam before motor; 4, motor inner cover; 5, outsides cover of electric machinery; 6, motor back damping pad; 7, air-out filter assemblies; 8, motor; 9, the 3rd quieter material; 10, sealing ring; 11, gas outlet; 12, cavity; 13, through hole; 15, the second quieter material; 16, motor front shroud; 17, motor cover; 18, reinforcement; 19, inner bag cover; 20, shell; 21, the first side wall; 22, the second sidewall; 23, the 3rd sidewall; 24, the 4th sidewall; 25, exhaust outlet.
The specific embodiment
for making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is described in further detail, wherein, the left side shown in accompanying drawing 1 is " front " side described in specification, and the right side shown in accompanying drawing 1 is " afterwards " side described in specification.
embodiment 1: as shown in accompanying drawing 1-3, a kind of mute dust collector, it comprises dust separation chamber 1, quiet baffle plate 2, the front beam 3 of motor, the motor room that is positioned at 1 downstream, described dust separation chamber, motor back damping pad 6, air-out filter assemblies 7, motor 8, quieter material and sealing ring 10.
described motor room comprises: be arranged on the motor inner cover 4 in the outside of beam 3 and motor back damping pad 6 before motor 8, motor and the outsides cover of electric machinery 5 that is arranged on motor inner cover 4 outsides, motor inner cover 4 has the cylindric cover body of opening for front end, be provided with gas outlet 11 on the side wall surface of motor inner cover 4, the front end of motor inner cover 4 and outsides cover of electric machinery 5 all is connected with the rear surface of dust separation chamber 1, and also is provided with sealing ring 10 between the front end of motor inner cover 4, outsides cover of electric machinery 5 and dust separation chamber 1.
the leading section of described motor inner cover 4 has along circumferential hoop around the first side wall 21 of described motor 8 outer circumferential sides, is looped around second sidewall 22 in described the first side wall 21 outsides and connects described the first side wall 21 and the 3rd sidewall 23 of the second sidewall 22, the cavity 12 that the part rear surface besieged city of described the first side wall 21, the second sidewall 22, the 3rd sidewall 23 and dust separation chamber 1 and the exhaust outlet 25 of described motor 8 are isolated, the outside of these cavity 12 8 front portions along circumferential hoop around motor.Cavity 12 can carry out bilayer to the front portion of motor 8 and block, and only a small amount of sound wave penetrates the first side wall 21 and the second sidewall 22 is propagated outside dust catcher, and this cavity 12 can reduce the blind area of dust catcher noise reduction and the use amount that reduces quieter material, reduces the complete machine noise.
this cavity 12 can be communicated with dust separation chamber 1, as shown in Figure 1, have a through hole 13 on the wall that dust separation chamber 1 is connected with motor inner cover 4, between cavity 12 and dust separation chamber, be connected, when dust catcher starts, by through hole 13, can be vacuumized cavity 12, because sound wave can't be propagated in a vacuum, so this cavity 12 can play extraordinary noise reduction soundproof effect.
preferably, on described outsides cover of electric machinery 5, be provided with for strengthening the reinforcement (not shown) of described outsides cover of electric machinery 5 rigidity, bearing of trend and the air-out direction of described reinforcement are roughly the same.There is air channel rear end between motor inner cover 4 and outsides cover of electric machinery 5, and the 3rd quieter material 9 is housed in described air channel.Be provided with the second quieter material 15 between described outsides cover of electric machinery 5 and motor inner cover 4, described the second quieter material 15 is between many reinforcements, and but described the second quieter material 15 has the loose loose structure that air feed stream passes through, can pass through smoothly for air-flow, therefore the second quieter material 15 and the 3rd quieter material 9 are full of air channel, can be good at reducing air-flow mobile noise in air channel.Described reinforcement can be strengthened the rigidity of outsides cover of electric machinery, is conducive to sound insulation and noise reducing, and is conducive to exhaust, promotes dust catcher efficiency.In the outer end of outsides cover of electric machinery 5, air-out filter assemblies 7 is installed, air-out filter assemblies 7 is for discharging gas filtration.
in other embodiments of the invention, also there is the 4th sidewall 23 that connects described the first side wall 21 and the second sidewall 22 on the motor inner cover 4 of described mute dust collector, described the first side wall 21, the second sidewall 22, the 3rd sidewall 23 and the 4th sidewall 24 surround described cavity 12, above-mentioned the first side wall 21, the second sidewall 22 is parallel to each other and along the circumferential extension of motor, the 3rd sidewall 23, the 4th sidewall 24 is parallel to each other, and the radially extension along motor, the first side wall 21, the second sidewall 22, the 3rd sidewall 23, the 4th sidewall 24 forms described motor inner cover 4 by integrated through injection molding.Described cavity 12 can be an airtight chamber.Preferably, the first quieter material (not shown) is housed in described cavity 12, the first quieter material can absorption portion through the sound wave of described the first side wall 21.
embodiment 2: as shown in accompanying drawing 4-6, the structure of the present embodiment and embodiment 1 is basic identical, and its difference is the structure of motor cover.Described motor cover comprises motor front shroud 16 and the motor cover 17 be connected on described motor front shroud 16, described motor front shroud 16 comprises the inner bag cover 19 that is located at motor 8 outsides and the shell 20 that is looped around described inner bag cover 19 outsides, described the 3rd sidewall 23 is connected between described shell 20 and inner bag cover 19, and the described shell 20 of part forms described the second sidewall 22, the described inner bag cover 19 of part forms described the first side wall 21, and described motor cover 17 is connected to the rear portion of described shell 20.
on the internal face of described shell 20, be provided with for strengthening the reinforcement 18 of described shell 20 rigidity, bearing of trend and the air-out direction of described reinforcement 18 are roughly the same.
preferably, be provided with the second quieter material 15 between described shell 20 and inner bag cover 19, described the second quieter material 15 is filled between many reinforcements 18, but and described the second quieter material 18 there is the loose loose structure that air feed stream passes through.
above the present invention is described in detail; its purpose is to allow the personage who is familiar with this art can understand content of the present invention and be implemented; can not limit the scope of the invention with this; the equivalence that all Spirit Essences according to the present invention are done changes or modifies, and all should be encompassed in protection scope of the present invention.
Claims (9)
1. a mute dust collector, comprise dust-contained airflow is carried out to dust separating dust separation chamber, be positioned at the motor room in downstream, described dust separation chamber, be arranged in described motor room and the motor of negative pressure source is provided, the air outlet of described dust separation chamber is connected with the air intake vent of described motor room, described motor room comprises: the motor cover of accommodating described motor, a side near described dust separation chamber on described motor cover is provided with the first side wall around described motor outer circumferential sides along circumferential hoop, be looped around second sidewall in the described the first side wall outside, described mute dust collector also has the 3rd sidewall and the 4th sidewall that connects described the first side wall and the second sidewall, described the first side wall, the second sidewall, the 3rd sidewall and the 4th sidewall surround the cavity that the exhaust outlet with described motor is isolated, it is characterized in that: described cavity is an airtight cavity, offer the through hole that is communicated with described dust separation chamber and described cavity on described the 3rd sidewall or the 4th sidewall.
2. a kind of mute dust collector according to claim 1, it is characterized in that: described motor cover comprises: accommodate the motor inner cover and the outsides cover of electric machinery that is located at the described motor inner cover outside of described motor, the 3rd sidewall of described the first side wall and the second sidewall is formed on described motor inner cover.
3. a kind of mute dust collector according to claim 2, it is characterized in that: on described outsides cover of electric machinery, be provided with for strengthening many reinforcements of described outsides cover of electric machinery rigidity, bearing of trend and the air-out direction of many described reinforcements are roughly the same.
4. a kind of mute dust collector according to claim 3, it is characterized in that: between described outsides cover of electric machinery and motor inner cover, be provided with the second quieter material, described the second quieter material between many described reinforcements, but and described the second quieter material there is the loose loose structure that air feed stream passes through.
5. a kind of mute dust collector according to claim 1, it is characterized in that: described motor cover comprises motor front shroud and the motor cover be connected on described motor front shroud, described motor front shroud comprises the inner bag cover that is located at the motor outside and is looped around the shell in the described inner bag cover outside, described the 3rd sidewall is connected between described shell and inner bag cover, and the described shell of part forms described the second sidewall, the described inner bag cover of part forms described the first side wall, and described motor cover is connected to the rear portion of described shell.
6. a kind of mute dust collector according to claim 5, it is characterized in that: be provided with many on the internal face of described shell for strengthening the reinforcement of described shell rigidity, bearing of trend and the air-out direction of described reinforcement are roughly the same.
7. a kind of mute dust collector according to claim 6, it is characterized in that: between described shell and inner bag cover, be provided with the second quieter material, described the second quieter material between many described reinforcements, but and described the second quieter material there is the loose loose structure that air feed stream passes through.
8. a kind of mute dust collector according to claim 1, it is characterized in that: the described dust separation of part chamber forms described the 4th sidewall.
9. a kind of mute dust collector according to claim 1, is characterized in that: the first quieter material is housed in described cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210037760 CN102551594B (en) | 2012-02-20 | 2012-02-20 | Mute dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210037760 CN102551594B (en) | 2012-02-20 | 2012-02-20 | Mute dust collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102551594A CN102551594A (en) | 2012-07-11 |
| CN102551594B true CN102551594B (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210037760 Expired - Fee Related CN102551594B (en) | 2012-02-20 | 2012-02-20 | Mute dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102551594B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2554934A (en) * | 2016-10-14 | 2018-04-18 | Tti Macao Commercial Offshore Ltd | Surface cleaning apparatus |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104887152A (en) * | 2014-03-04 | 2015-09-09 | 江苏美的春花电器股份有限公司 | Dust collector and motor housing thereof |
| CN105147191A (en) * | 2015-09-07 | 2015-12-16 | 太仓文广汇清洁设备有限公司 | Novel dust collector |
| CN105411476A (en) * | 2015-11-26 | 2016-03-23 | 苏州德易仕清洁科技有限公司 | Dust collector motor noise-reduction device |
| CN106235959A (en) * | 2016-08-31 | 2016-12-21 | 苏州德易仕清洁科技有限公司 | A kind of denoising device of vacuum cleaner |
| WO2018218591A1 (en) * | 2017-06-01 | 2018-12-06 | 苏州佳亿达电器有限公司 | Low-noise air discharging device for dust collector |
| CN107616746A (en) * | 2017-10-12 | 2018-01-23 | 佛山汇众森泰科技有限公司 | A kind of dust catcher noise preventing device |
| CN109528081A (en) * | 2018-12-24 | 2019-03-29 | 宁波富佳实业股份有限公司 | Negative pressure device with denoising structure |
| CN112401761B (en) * | 2020-11-19 | 2021-11-30 | 苏州高之仙自动化科技有限公司 | Noise reduction packaging shell of air suction motor |
| CN114271728B (en) * | 2021-12-31 | 2023-01-10 | 珠海格力电器股份有限公司 | Dirt box subassembly and cleaning robot |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3268516B2 (en) * | 1995-05-29 | 2002-03-25 | 三菱電機株式会社 | Electric vacuum cleaner |
| JPH10117976A (en) * | 1996-10-17 | 1998-05-12 | Matsushita Electric Ind Co Ltd | Vacuum cleaner |
| JPH10174667A (en) * | 1996-12-17 | 1998-06-30 | Sanyo Electric Co Ltd | Vacuum cleaner |
| CN201230860Y (en) * | 2008-04-01 | 2009-05-06 | 汪伟 | Dust collector with silencing structure |
| CN201370537Y (en) * | 2009-02-17 | 2009-12-30 | 沈锦焕 | Dust collector with motor noise-eliminating cover |
| CN202537404U (en) * | 2012-02-20 | 2012-11-21 | 江苏美的春花电器股份有限公司 | Mute dust collector |
-
2012
- 2012-02-20 CN CN 201210037760 patent/CN102551594B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2554934A (en) * | 2016-10-14 | 2018-04-18 | Tti Macao Commercial Offshore Ltd | Surface cleaning apparatus |
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| Publication number | Publication date |
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| CN102551594A (en) | 2012-07-11 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: No. 39 Cao Hu road Xiangcheng Economic Development Zone in Suzhou City, Jiangsu province 215000 Patentee after: JIANGSU MIDEA CLEANING APPLIANCES Co.,Ltd. Address before: River Road, Suzhou City, Jiangsu Province, Li Xiangcheng District No. 999 215131 Patentee before: JIANGSU MIDEA CHUNHUA ELECTRIC APPLIANCE Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |