CN203458328U - Dust collector and air intake device thereof - Google Patents
Dust collector and air intake device thereof Download PDFInfo
- Publication number
- CN203458328U CN203458328U CN201320554748.7U CN201320554748U CN203458328U CN 203458328 U CN203458328 U CN 203458328U CN 201320554748 U CN201320554748 U CN 201320554748U CN 203458328 U CN203458328 U CN 203458328U
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- motor cover
- motor
- air
- gas outlet
- dust catcher
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- 239000000428 dust Substances 0.000 title claims abstract description 50
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a dust collector and an air intake device thereof. The air intake device comprises a motor, a first motor hood, a second motor hood and a third motor hood, wherein the first motor hood is used for accommodating the motor; the peripheral wall of the first motor hood is provided with a first air outlet; the second motor hood sleeves the first motor hood and the peripheral wall of the second motor hood is provided with a second air outlet deviating from the first air outlet; a first air duct is defined between the second motor hood and the first motor hood; the third motor hood sleeves the second motor hood and a second air duct communicated with the first air duct by the second air outlet is defined between the third motor hood and the second motor hood; the third motor hood is provided with a wind outlet deviated from the second air outlet. According to the air intake device disclosed by the utility model, by the first air duct and the second air duct, the length of an air duct for enabling the air to flow is prolonged, and thus, noise generated by the motor can be transferred to the outside through the long and zigzag air duct and sound is greatly weakened in the air duct, so that noise is greatly reduced.
Description
Technical field
The utility model relates to living electric apparatus field, relates in particular to a kind of inlet duct of dust catcher and has its dust catcher.
Background technology
In existing dust catcher, be single motor shield structure, the air channel of air inlet is simple, the disorderly steady air current that motor cannot be sucked get off, and noise and the vibration of generation reduces when the air-flow that Rapid Flow cannot be crossed and motor running itself, makes like this noise of whole dust catcher very high.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.For this reason, an object of the present utility model is to propose a kind of inlet duct of dust catcher, and described inlet duct can get off the disorderly steady air current sucking, thereby has reduced the noise of whole product.
Another object of the present utility model is to propose a kind of dust catcher with described inlet duct.
Inlet duct according to a kind of dust catcher of the utility model embodiment, comprising: motor; The first motor cover, is formed with the first gas outlet on the perisporium of described the first motor cover, wherein said motor is contained in described the first motor cover; The second motor cover, described the second motor cover is set in the outside of described the first motor cover, on the perisporium of described the second motor cover, be formed with second gas outlet of departing from described the first gas outlet, between described the second motor cover and described the first motor cover, limit by the first air channel of described the first gas outlet and described the first motor cover internal communication; And the 3rd motor cover, described the 3rd motor cover be set in the outside of described the second motor cover and with described the second motor cover between limit the second air channel being communicated with described the first air channel by described the second gas outlet, in described the 3rd motor cover, be formed with the air outlet departing from described the second gas outlet.
According to the inlet duct of the dust catcher of the utility model embodiment, by the first air channel and the second air channel that limit between the first to the 3rd motor cover, the labyrinth type that has realized air-flow flows, extended the air channel length of Air Flow, make the noise that motor produces just can pass to the external world by long and tortuous air channel, in air channel, sound is weakened greatly, thereby greatly reduces noise.In addition, according to inlet duct of the present utility model, cost simple in structure is low.
According to an embodiment of the present utility model, described the 3rd motor cover comprises one deck cover body.
According to another embodiment of the present utility model, described the 3rd motor cover comprises from inside to outside successively and the multilayer cover body communicating with each other.
According to an embodiment of the present utility model, described the first gas outlet comprises a plurality of the first ventholes, and described a plurality of the first ventholes are uniformly distributed along the axial and circumferential directions on the part perisporium of described the first motor cover.
Further, described the second gas outlet comprises a plurality of the second ventholes, and described a plurality of the second ventholes are uniformly distributed along the axial and circumferential directions on the part perisporium of described the second motor cover.
Preferably, described the second gas outlet with described the first gas outlet relative to setting in the radial direction.
Described a plurality of the first venthole is distributed on half perisporium of described the first motor cover, and described a plurality of the second ventholes are distributed on second half perisporium of described the second motor cover.Thus, air channel enough extends, thereby makes air-flow can have large as far as possible spatial stability to get off, and reduces noise.
Preferably, described the first motor cover, the second motor cover and described the 3rd motor cover coaxially arrange.
According to an embodiment of the present utility model, described air outlet and described the second gas outlet are being oppositely arranged in the radial direction.
According to a kind of dust catcher of the utility model embodiment, comprise the inlet duct of the dust catcher described in the utility model above-described embodiment.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the cutaway view of the dust catcher of an embodiment of the utility model;
Fig. 2 is according to the schematic diagram of the dust catcher inlet duct of an embodiment of the utility model;
Fig. 3 is according to the schematic diagram of the inlet duct of the dust catcher of another embodiment of the utility model.
Reference numeral:
Dust collect plant 100; Filter screen 110;
Inlet duct 200;
The second motor cover 230; The second gas outlet 231; The second venthole 2311;
The 3rd motor cover 240;
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " thickness ", " on ", orientation or the position relationship of the indication such as D score, " top ", " end ", " interior ", " outward ", " axially ", " radially ", " circumferentially " be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation, construct and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
First with reference to figure 1-Fig. 3, simply describe according to the inlet duct of the dust catcher of the utility model embodiment below.
As shown in Figure 1, according to the inlet duct 200 of the utility model embodiment, comprise motor 210 and sheathed the first motor cover 220, the second motor cover 230 and the 3rd motor cover 240 successively from inside to outside, motor 210 is located at the first motor cover 220, the first motor cover 220 that are positioned at innermost layer and is communicated with dust collect plant 100 by air inlet 250.
As shown in Figure 2, on the perisporium of the first motor cover 220, be formed with the first gas outlet 221, the second motor cover 230 is in the outside of the first motor cover 220, on the perisporium of the second motor cover 230, be formed with between the second gas outlet 231, the second motor cover 230 of departing from the first gas outlet 221 and the first motor cover 220 by the first air channel 271 of the first gas outlet 221 and the first motor cover 220 internal communication.Preferably, the distance range between the second motor cover 230 and the first motor cover 220 is between 5mm-40mm.
Outermost the 3rd motor cover 240 the outside of the second motor cover 230 and with the second motor cover 230 between the second air channel 272 of being communicated with the first air channel 271 by the second gas outlet 231, wherein the first air channel 271 and 272 formation air channels 270, the second air channel.The 3rd motor cover 240 has the air outlet 260 departing from the second gas outlet 231.
Alternatively, the 3rd motor cover 240 comprises one deck cover body, as shown in Figure 2.Preferably, the distance range between the 3rd motor cover 240 and the second motor cover 230 is between 5mm-40mm.Certainly, the utility model is not limited to this, in other optional embodiment of the present utility model, the 3rd motor cover 240 comprises from inside to outside multilayer cover body successively, in example as shown in Figure 3, the 3rd motor cover 240 comprises the first sub-cover body 241 and the second sub-cover body 242, now, all right the 3rd air channel 273 between the first sub-cover body 241 and the second sub-cover body 242, with similar in above-described embodiment, the 3rd air channel 273 can be communicated with the second air channel 272, and air outlet is located on the second sub-cover body 242 to the 3rd interior mobile gas in air channel 273 is discharged.Preferably, in the 3rd motor cover 240 distance range between every layer of cover body between 5mm-40mm.
Easy in order to describe, in the following description, the 3rd motor cover 240 of all take is described as one deck.Those skilled in the art are appreciated that when the 3rd motor cover 240 comprises that from inside to outside successively two layers and two layers are with upper outlet body, its inner air flow with one deck cover body time air the type of flow similar, at this, no longer itemize.
The air being sucked by motor enters in the first motor cover 220, inwall along the first motor cover 220 flows, and interior mobile from 221 to first air channels 271, the first gas outlet, then from the second gas outlet 231 of the second motor cover 230, flow out and enter in the second air channel 272, inwall along the 3rd motor cover 240 flow to air outlet 260, and flows out in exhaust apparatus 300 below.Like this, by the first air channel 271 between the first to the 3rd motor cover 220,220,230 and the second air channel 272, the labyrinth type that has realized air-flow flows, extended the air channel length of Air Flow, enough spaces are provided and settle out therefore can to disorderly air-flow, thereby reduce flowing of air.And, because the motion due to gas between the first to the 3rd motor cover has formed relative vacuum, like this, can greatly reduce the noise and the vibration that when air draught and motor 210 itself turn round, produce, and then obtain better quiet or super-silent product.
According to the inlet duct of the dust catcher of the utility model embodiment, owing to having extended the air channel length of Air Flow, make the noise that motor produces just can pass to the external world by long and tortuous air channel, in air channel, sound is weakened greatly, thereby greatly reduces noise.In addition, according to dust catcher of the present utility model, cost simple in structure is low.
Alternatively, the first gas outlet 221 comprises a plurality of the first ventholes 2211, and as shown in Figure 2, a plurality of the first ventholes 2211 are uniformly distributed along the axial and circumferential directions on the part perisporium of the first motor cover 220.Further, the second gas outlet 231 comprises a plurality of the second ventholes 2311, and a plurality of the second ventholes 2311 are uniformly distributed along the axial and circumferential directions on the part perisporium of the second motor cover 230.Preferably, the second gas outlet 231, that is to say relative to setting in the radial direction with the first gas outlet 221, a plurality of the second ventholes 2311 with a plurality of the first ventholes 2211 relative to setting in the radial direction.Certainly, the first gas outlet 221 and the second gas outlet 231 can also be respectively an opening.
In concrete preferred embodiment of the utility model, a plurality of the first ventholes are distributed on half perisporium of the first motor cover 220, and a plurality of the second ventholes are distributed on second half perisporium of the second motor cover 230, as shown in Figure 2.Thus, air channel enough extends, thereby makes air-flow can have large as far as possible spatial stability to get off, and reduces noise.
Below with reference to Fig. 1, describe according to the dust catcher of the utility model embodiment.
According to dust catcher of the present utility model, comprise: for collecting dust collect plant 100, inlet duct 200 and the exhaust apparatus 300 of dust, wherein inlet duct 200 is the inlet duct of describing in above-mentioned first aspect embodiment.
Alternatively, dust collect plant 100 comprises dust bag or dust pocket.Further, air inlet 250 places between dust collect plant 100 and the first motor cover 220 are provided with for filtering the filter screen 110 of dust.
Thus, as shown by the arrows in Figure 1, motor 210 rotates in the interior generation negative pressure of the first motor cover 220, air with dust is sucked in dust collect plant 100 mussily, at air inlet 250 place's dusts, be filtered, then enter in the first motor cover 220, inwall along the first motor cover 220 flows, and interior mobile from 221 to first air channels 271, the first gas outlet, then from the second gas outlet 230 of the second motor cover 230, flow out and enter in the second air channel 272, inwall along the 3rd motor cover 240 flow to air outlet 260, and flow out in exhaust apparatus 300 below finally by being discharged in atmosphere by exhaust outlet.
According to the dust catcher of the utility model embodiment, air is inhaled into the rear labyrinth type that has realized air-flow and flows, and has enough extended the air channel length of Air Flow, thereby has stablized air current flow, and greatly reduced operating noise.
Below referring again to Fig. 1-Fig. 3 to being specifically described according to the course of work of the dust catcher of the utility model embodiment, the 3rd motor cover 240 of wherein take comprises that one deck cover body describes as example.
First, motor 210 rotates in the interior generation negative pressure of the first motor cover 220, with the air of dust, is sucked mussily in dust collect plant 100, at air inlet 250 place's dusts, is filtered, and air enters in the first motor cover 220.
As shown in arrow in Fig. 1 and Fig. 2, air-flow is sucked by motor 210 from air inlet 250, flow in the first motor cover 220, inwall along the first motor cover 220 flows, and interior mobile from 221 to first air channels 271, the first gas outlet, then from the second gas outlet 230 of the second motor cover 230, flow out and enter in the second air channel 272, along the inwall of the 3rd motor cover 240, flow to air outlet 260.
Now, air draught is discharged to exhaust apparatus 300 from air outlet 260, because the cross-sectional area in the air channel of exhaust apparatus 300 becomes large gradually, flow velocity or the frequency of air draught have further been changed, thereby reduced widely noise and vibration that air draught itself produces, and then made the muting function of dust catcher more obvious.
According to other formations of the concrete formation of integrating device in the dust catcher of the utility model embodiment and air inlet, exhaust apparatus and operation, be all known for those of ordinary skills, be not described in detail here.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. an inlet duct for dust catcher, is characterized in that, comprising:
Motor;
The first motor cover, is formed with the first gas outlet on the perisporium of described the first motor cover, wherein said motor is contained in described the first motor cover;
The second motor cover, described the second motor cover is set in the outside of described the first motor cover, on the perisporium of described the second motor cover, be formed with second gas outlet of departing from described the first gas outlet, between described the second motor cover and described the first motor cover, limit by the first air channel of described the first gas outlet and described the first motor cover internal communication; And
The 3rd motor cover, described the 3rd motor cover be set in the outside of described the second motor cover and with described the second motor cover between limit the second air channel being communicated with described the first air channel by described the second gas outlet, in described the 3rd motor cover, be formed with the air outlet departing from described the second gas outlet.
2. the inlet duct of dust catcher according to claim 1, is characterized in that, described the 3rd motor cover comprises one deck cover body.
3. the inlet duct of dust catcher according to claim 1, is characterized in that, described the 3rd motor cover comprises from inside to outside successively and the multilayer cover body communicating with each other.
4. the inlet duct of dust catcher according to claim 1, is characterized in that, described the first gas outlet comprises a plurality of the first ventholes, and described a plurality of the first ventholes are uniformly distributed along the axial and circumferential directions on the part perisporium of described the first motor cover.
5. the inlet duct of dust catcher according to claim 4, is characterized in that, described the second gas outlet comprises a plurality of the second ventholes, and described a plurality of the second ventholes are uniformly distributed along the axial and circumferential directions on the part perisporium of described the second motor cover.
6. the inlet duct of dust catcher according to claim 5, is characterized in that, described a plurality of the second ventholes with described a plurality of the first ventholes relative to setting in the radial direction.
7. the inlet duct of dust catcher according to claim 6, is characterized in that, described a plurality of the first ventholes are distributed on half perisporium of described the first motor cover, and described a plurality of the second ventholes are distributed on second half perisporium of described the second motor cover.
8. the inlet duct of dust catcher according to claim 1, is characterized in that, described the first motor cover, the second motor cover and described the 3rd motor cover coaxially arrange.
9. according to the inlet duct of the dust catcher described in any one in claim 1-8, it is characterized in that, described air outlet and described the second gas outlet are being oppositely arranged in the radial direction.
10. a dust catcher, is characterized in that, comprises the inlet duct of the dust catcher described in any one in claim 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554748.7U CN203458328U (en) | 2013-09-06 | 2013-09-06 | Dust collector and air intake device thereof |
| PCT/CN2013/089597 WO2015032151A1 (en) | 2013-09-06 | 2013-12-16 | Dust collector and air intake device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554748.7U CN203458328U (en) | 2013-09-06 | 2013-09-06 | Dust collector and air intake device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203458328U true CN203458328U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320554748.7U Expired - Fee Related CN203458328U (en) | 2013-09-06 | 2013-09-06 | Dust collector and air intake device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203458328U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015032150A1 (en) * | 2013-09-06 | 2015-03-12 | 江苏美的春花电器股份有限公司 | Dust collector and exhaust air device thereof |
| CN104414587A (en) * | 2013-09-06 | 2015-03-18 | 江苏美的春花电器股份有限公司 | Dust collector and air inlet device of dust collector |
| CN106264318A (en) * | 2016-08-16 | 2017-01-04 | 江苏美的清洁电器股份有限公司 | Instrument box-type dust catcher |
| CN106859494A (en) * | 2017-04-24 | 2017-06-20 | 江苏美的清洁电器股份有限公司 | The motor cover body and dust catcher of dust catcher |
| CN106901655A (en) * | 2017-04-24 | 2017-06-30 | 江苏美的清洁电器股份有限公司 | The motor cover body and dust catcher of dust catcher |
-
2013
- 2013-09-06 CN CN201320554748.7U patent/CN203458328U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015032150A1 (en) * | 2013-09-06 | 2015-03-12 | 江苏美的春花电器股份有限公司 | Dust collector and exhaust air device thereof |
| CN104414587A (en) * | 2013-09-06 | 2015-03-18 | 江苏美的春花电器股份有限公司 | Dust collector and air inlet device of dust collector |
| CN106264318A (en) * | 2016-08-16 | 2017-01-04 | 江苏美的清洁电器股份有限公司 | Instrument box-type dust catcher |
| CN106859494A (en) * | 2017-04-24 | 2017-06-20 | 江苏美的清洁电器股份有限公司 | The motor cover body and dust catcher of dust catcher |
| CN106901655A (en) * | 2017-04-24 | 2017-06-30 | 江苏美的清洁电器股份有限公司 | The motor cover body and dust catcher of dust catcher |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: No. 39 Cao Hu road Xiangcheng Economic Development Zone in Suzhou City, Jiangsu province 215100 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: 20140305 |