CN207870831U - Motor cover and dust catcher - Google Patents
Motor cover and dust catcher Download PDFInfo
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- CN207870831U CN207870831U CN201720750549.1U CN201720750549U CN207870831U CN 207870831 U CN207870831 U CN 207870831U CN 201720750549 U CN201720750549 U CN 201720750549U CN 207870831 U CN207870831 U CN 207870831U
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- water conservancy
- conservancy diversion
- shell
- motor cover
- motor
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Abstract
The utility model provides a kind of motor cover and dust catcher, wherein motor cover includes：Shell, shell are hollow structure, and one end of shell is opening, and gas outlet is offered on the wall surface of shell；Water conservancy diversion cavity is arranged on the internal face of shell, and water conservancy diversion cavity is connected with gas outlet, and air inlet is provided on water conservancy diversion cavity；Wherein, opening of the air-flow through shell one end enters in shell after electric motor starting, enters in water conservancy diversion cavity using air inlet, is flowed out by gas outlet.Motor cover provided by the utility model, by its structure and for the water conservancy diversion of gas, so that the flow direction of gas forms the path of a bending, so that the noise of the outside transparent transmission of air-flow becomes smaller, the noise that can be also generated to air-flow of hollow water conservancy diversion cavity, which be formed, simultaneously certain gathers effect, reduce the noise that spreads out of outward, thus reduces motor and dust catcher noise at work and vibration, promote the usage experience of user.
Description
Technical field
The utility model is related to household electrical appliance technical fields, in particular to a kind of motor cover and dust catcher.
Background technology
Hand held cleaner is mainly made of scrubbing brush, dirt cup, casing, motor and push rod.Hand held cleaner motor opens
Vibration when dynamic torque and operation is very big, and vibration is apparent when user hand handle, seriously affects the use feel of user, and
And it is easy to transmit noise outward by casing.
The motor of dust catcher is a prodigious noise source, the especially noise of air-flow, and the noise transmitted outward is very big, makes
At prodigious customer complaint rate, it is one and is badly in need of the pain spot solved.
How to the vibration of motor be isolated and how to reduce the pneumatic noise of motor is engineer's weight to be solved
Want problem.
Utility model content
At least one in order to solve the above-mentioned technical problem, the embodiment of the first aspect of the utility model proposes a kind of electricity
Hood.
A kind of second aspect embodiment of the utility model, it is also proposed that dust catcher.
In view of this, the embodiment of first aspect according to the present utility model, the utility model proposes a kind of motor cover,
For dust catcher, dust catcher includes motor, and motor is arranged in motor cover, and motor is connected with wind wheel or fan, including：Shell
Body, shell are hollow structure, and one end of shell is opening, and gas outlet is offered on the wall surface of shell；Water conservancy diversion cavity is arranged in shell
On the internal face of body, water conservancy diversion cavity is connected with gas outlet, and air inlet is provided on water conservancy diversion cavity；Wherein, gas after electric motor starting
The opening for flowing through shell one end enters in shell, enters in water conservancy diversion cavity using air inlet, is flowed out by gas outlet.
Motor cover provided by the utility model, by the way that hollow water conservancy diversion cavity is arranged on the internal face of shell so that gas
Stream first passes through air inlet after flowing into shell and enters in water conservancy diversion cavity, is flowed out later using gas outlet, knot in this way
Structure and water conservancy diversion for gas so that the flow direction of gas forms the path of a bending, so that the outside transparent transmission of air-flow
Noise become smaller, while hollow water conservancy diversion cavity also can to air-flow generate noise form certain effect of gathering, reduction
Thus the noise spread out of outward reduces motor and dust catcher noise at work and vibration, promotes the usage experience of user, together
When the motor shield structure it is simple, convenient for manufacture, also can effectively reduce the production cost of product.
In addition, the motor cover in above-described embodiment provided by the utility model can also have following additional technical feature：
In the above-mentioned technical solutions, it is preferable that air inlet is round air inlet, oval air inlet or polygon air inlet
Mouthful.
In the technical scheme, the shape of air inlet can there are many selection, such as round, ellipse or polygons (such as three
Angular, quadrangle or hexagon), air inlet of different shapes can be selected according to actual demand so that motor cover is meeting work(
Can have beautiful shape and lower manufacturing cost under the premise of property.
In any of the above-described technical solution, it is preferable that the quantity of air inlet is multiple.
In the technical scheme, the quantity of air inlet is multiple, can be formed by the multiple air inlets of setting multiple and different
Inlet channel, while the air inlet difficulty caused by partial-air admission mouth blocks is avoided, wherein the diameter of the opening of air inlet or the length of side are excellent
It is selected as 2mm to 6mm, can either ensure that air-flow passes through air inlet in this way, while the air inlet of small-bore also being capable of blocking portion
Point high frequency noise, and from the effect for further reinforcing noise reduction.
In any of the above-described technical solution, it is preferable that multiple air inlets are evenly provided on water conservancy diversion cavity.
In the technical scheme, air inlet is evenly distributed on water conservancy diversion cavity, and the mode of distribution can be single-row in line
Or multiple row arrangement, each air inlet can also alternately arrange, the actual arrangement of air inlet can be adjusted according to demand.
In any of the above-described technical solution, it is preferable that gas outlet is that round gas outlet, oval gas outlet or polygon go out
Gas port.
In the technical scheme, the shape of gas outlet can there are many selection, such as round, ellipse or polygons (such as three
Angular, quadrangle or hexagon), gas outlet of different shapes can be selected according to actual demand so that motor cover is meeting work(
Can have beautiful shape and lower manufacturing cost under the premise of property.The quantity of gas outlet can be one or more, generally
Corresponding function, and the gas outlet of preferable rectangle can be realized using the larger gas outlet of one outlet area, in this way
The air-flow entered in diversion cavity body by air inlet can pass through one bending path be finally discharged through gas outlet, thus reduce to
The noise sent out outside.
In any of the above-described technical solution, it is preferable that gas outlet is located at the middle part of water conservancy diversion cavity.
In the technical scheme, gas outlet is located at the middle part of water conservancy diversion cavity, and the air-flow of both sides also can in such diversion cavity body
Flow direction middle part is discharged using gas outlet, to which the path of air-flow is formed a path dug, reduces noise.
In any of the above-described technical solution, it is preferable that the quantity of water conservancy diversion cavity is two, and the quantity of gas outlet is two,
Two gas outlets are connected with two water conservancy diversion cavitys respectively.
In the technical scheme, the quantity of water conservancy diversion cavity and gas outlet is two, can make to enter in shell in this way
Air-flow equably flow to two water conservancy diversion cavitys respectively, reduce the drag losses and noise of air-flow.And with this configuration can
The sound insulating structure for forming double-layer labyrinth type, realizes better song effect.
In any of the above-described technical solution, it is preferable that two water conservancy diversion cavitys are oppositely disposed.
In the technical scheme, two water conservancy diversion cavitys are oppositely disposed, and air-flow can be made equably to flow to relatively in this way
Two water conservancy diversion cavitys being arranged, had both improved the efficiency that gas flows through, while can also improve the noise reduction of motor cover.
In any of the above-described technical solution, it is preferable that shell is an integral structure with water conservancy diversion cavity.
In the technical scheme, shell is an integral structure with water conservancy diversion cavity, and the two can be integrally formed, and both be improved in this way
The integral strength of motor cover, while can also reduce the manufacturing cost of motor cover entirety, simplify the mode of motor cover installation.
In any of the above-described technical solution, it is preferable that be provided with acoustical cotton on shell.
In the technical scheme, by being arranged on shell or pasting acoustical cotton, motor cover entirety is further promoted
Absorbing sound and lowering noise ability promotes the usage experience of user.
The dust catcher that the embodiment of the utility model second aspect provides, including：The motor cover of first aspect embodiment.
Dust catcher provided by the utility model reduces motor and dust catcher at work by using above-mentioned motor cover
Noise and vibration, promote the usage experience of user, while the motor shield structure is simple, convenient for manufacture, also can effectively reduce
The production cost of product promotes the competitiveness of product in market.
In addition, the dust catcher in above-described embodiment provided by the utility model can also have following additional technical feature：
In the above-mentioned technical solutions, it is preferable that further include：Motor is arranged in motor cover, the output shaft and wind wheel of motor
Or fan is connected.
In the technical scheme, motor is arranged in motor cover, and the output shaft of motor is connected with wind wheel or fan, in this way
When motor operation, wind wheel or fan are formed by air-flow and can be entered by one end of motor cover, are flowed backward by motor cover later
Go out, air-flow is in the path by that can form a bending when motor cover, while motor cover itself can also play sound insulation, sound-absorbing, drop
The function of making an uproar, and then reduce noise when dust catcher uses, greatly promote the usage experience of user.
The additional aspect and advantage of the utility model will become apparent in following description section, or new by this practicality
The practice of type is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is a kind of structural schematic diagram of the motor cover of embodiment of the utility model；
Fig. 2 is a kind of structural schematic diagram of the dust catcher of embodiment of the utility model；
Fig. 3 is the part section structural representation of structure shown in Fig. 2.
Wherein, the correspondence in Fig. 1 to Fig. 3 between reference numeral and component names is：
1 motor cover, 12 shells, 124 gas outlets, 14 water conservancy diversion cavitys, 142 air inlets, 2 dust catchers, 22 motors.
Specific implementation mode
In order to be more clearly understood that the above objects, features, and advantages of the utility model, below in conjunction with the accompanying drawings and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are elaborated in the following description in order to fully understand the utility model, still, this practicality
Novel to be implemented different from other modes described here using other, therefore, the scope of protection of the utility model is simultaneously
It is not limited by following public specific embodiment.
Referring to Fig. 1 to Fig. 3 descriptions according to the motor cover and dust catcher described in the utility model some embodiments.
As shown in figures 1 and 3, the utility model provides a kind of motor cover 1, is used for dust catcher 2, and dust catcher 2 includes electricity
Machine 22, motor 22 are arranged in motor cover 1, and motor 22 is connected with wind wheel or fan, including：Shell 12, shell 12 are hollow
One end of structure, shell 12 is opening, and gas outlet 124 is offered on the wall surface of shell 12；Water conservancy diversion cavity 14 is arranged in shell 12
Internal face on, water conservancy diversion cavity 14 is connected with gas outlet 124, and air inlet 142 is provided on water conservancy diversion cavity 14；Wherein, motor
Opening of the air-flow through 12 one end of shell enters in shell 12 after 22 startups, enters in water conservancy diversion cavity 14 using air inlet 142, after
It is flowed out through gas outlet 124.
Motor cover 1 provided by the utility model is made by the way that hollow water conservancy diversion cavity 14 is arranged on the internal face of shell 12
Air inlet 142 is first passed through after air-flow is obtained in inflow shell 12 to enter in water conservancy diversion cavity 14, is flowed later using gas outlet 124
Go out, through this structure and for gas water conservancy diversion so that the flow direction of gas forms the path of a bending, and then makes
It brings about the desired sensation and flows to the noise of outer transparent transmission and become smaller, while the noise that can be also generated to air-flow of hollow water conservancy diversion cavity 14 be formed centainly
Gather effect, reduce the noise spread out of outward, thus reduce motor 22 and dust catcher 2 noise at work and vibration, carry
The usage experience of user is risen, while the motor cover 1 is simple in structure, convenient for manufacture, also can effectively reduce the production cost of product.
In one embodiment of the utility model, it is preferable that as shown in Figure 1, air inlet 142 be round air inlet 142,
Oval air inlet 142 or polygon air inlet 142.
In this embodiment, the shape of air inlet 142 can there are many selection, such as round, ellipse or polygons (such as three
Angular, quadrangle or hexagon), air inlet 142 of different shapes can be selected according to actual demand so that motor cover 1 is full
There is beautiful shape and lower manufacturing cost under the premise of foot is functional.
In one embodiment of the utility model, it is preferable that as shown in Figure 1, the quantity of air inlet 142 is multiple.
In this embodiment, the quantity of air inlet 142 is multiple, by be arranged multiple air inlets 142 can be formed it is multiple not
Same inlet channel, while the air inlet difficulty caused by partial-air admission mouth 142 blocks is avoided, wherein the opening of air inlet 142 is straight
Diameter or the length of side are preferably 2mm to 6mm, can either ensure that air-flow passes through air inlet 142, while the air inlet of small-bore in this way
142 also can stop portions high frequency noise, and from further reinforce noise reduction effect.
In one embodiment of the utility model, it is preferable that as shown in Figure 1, multiple air inlets 142 are evenly provided on
On water conservancy diversion cavity 14.
In this embodiment, air inlet 142 is evenly distributed on water conservancy diversion cavity 14, and the mode of distribution can be single-row straight
Row or multiple row arrangement, each air inlet 142 can also alternately arrange, and 142 actual arrangement of air inlet can be according to demand
It is adjusted.
In one embodiment of the utility model, it is preferable that as shown in Figure 1, gas outlet 124 be round gas outlet 124,
Oval gas outlet 124 or polygon gas outlet 124.
In this embodiment, the shape of gas outlet 124 can there are many selection, such as round, ellipse or polygons (such as three
Angular, quadrangle or hexagon), gas outlet 124 of different shapes can be selected according to actual demand so that motor cover 1 is full
There is beautiful shape and lower manufacturing cost under the premise of foot is functional.The quantity of gas outlet 124 can be one or more
A, the general gas outlet 124 larger using one outlet area can realize corresponding function, and preferably rectangle goes out
Gas port 124, the path of a bending can be passed through finally through outlet by passing through the air-flow that air inlet 142 enters in water conservancy diversion cavity 14 in this way
Mouth 124 is discharged, and thus reduces the noise sent out.
In one embodiment of the utility model, it is preferable that as shown in Figure 1, gas outlet 124 is located at water conservancy diversion cavity 14
Middle part.
In this embodiment, gas outlet 124 is located at the middle part of water conservancy diversion cavity 14, the air-flow of both sides in such water conservancy diversion cavity 14
Also middle part can be flowed to be discharged using gas outlet 124, to which the path of air-flow is formed a path dug, reduce noise.
In one embodiment of the utility model, it is preferable that as shown in Figure 1, the quantity of water conservancy diversion cavity 14 is two, go out
The quantity of gas port 124 is two, and two gas outlets 124 are connected with two water conservancy diversion cavitys 14 respectively.
In this embodiment, the quantity of water conservancy diversion cavity 14 and gas outlet 124 is two, can make to enter shell in this way
Air-flow in 12 equably flows to two water conservancy diversion cavitys 14 respectively, reduces the drag losses and noise of air-flow.And pass through the knot
Structure can form the sound insulating structure of double-layer labyrinth type, realize better song effect.
In one embodiment of the utility model, it is preferable that as shown in Figure 1, two water conservancy diversion cavitys 14 are oppositely disposed.
In this embodiment, two water conservancy diversion cavitys 14 are oppositely disposed, and air-flow can be made equably to flow to relatively in this way
Two water conservancy diversion cavitys 14 being arranged, had both improved the efficiency that gas flows through, while can also improve the noise reduction of motor cover 1.
In one embodiment of the utility model, it is preferable that shell 12 is an integral structure with water conservancy diversion cavity 14.
In this embodiment, shell 12 is an integral structure with water conservancy diversion cavity 14, and the two can be integrally formed, and both be carried in this way
The high integral strength of motor cover 1, while can also reduce the whole manufacturing cost of motor cover 1, simplify the side that motor cover 1 is installed
Formula.
In one embodiment of the utility model, it is preferable that be provided with acoustical cotton on shell 12.
In this embodiment, by being arranged or pasting acoustical cotton on housing 12,1 entirety of motor cover is further promoted
Absorbing sound and lowering noise ability promotes the usage experience of user.
The utility model additionally provides a kind of dust catcher 2, as shown in Figures 2 and 3, including：The electricity of first aspect embodiment
Hood 1.
Dust catcher 2 provided by the utility model reduces motor 22 and dust catcher 2 in work by using above-mentioned motor cover 1
Noise when making and vibration promote the usage experience of user, while the motor cover 1 is simple in structure, also can be effective convenient for manufacture
The production cost of product is reduced, the competitiveness of product in market is promoted.
In one embodiment of the utility model, it is preferable that as shown in figure 3, further including：Motor 22 is arranged in motor
In cover 1, the output shaft of motor 22 is connected with wind wheel or fan.
In this embodiment, motor 22 is arranged in motor cover 1, and the output shaft of motor 22 is connected with wind wheel or fan,
In this way when motor 22 is run, wind wheel or fan are formed by air-flow and can be entered by one end of motor cover 1, pass through motor cover later
1 flows out backward, air-flow by motor cover 1 when can be formed one bending path, while motor cover 1 itself can also play every
The function of sound, sound-absorbing, noise reduction, and then reduce noise when dust catcher 2 uses, greatly promote the usage experience of user.
In addition, rubber vibration insulating pad can be added in the rear and front end of motor 22, card slot rubber is used in the front end of motor 22,
Card slot rubber is also used in the tail portion of motor 22, vibration isolation is carried out to motor 22 using the method for both ends support.22 vibration isolation system of motor
The card slot rubber of system includes the outer retainer ring of annulus and latch, and latch can have various structures, can have wedge knot obliquely
Structure, it is possibility to have downward wedge structure, latch can have larger deformation, achieve the effect that vibration isolation, and then further drop
Noise when low dust catcher 2 works.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term
The terms such as " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection,
Can be detachably connected, or be integrally connected；" connected " can be directly connected, and can also pass through the indirect phase of intermediary
Even.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiments or example
In can be combined in any suitable manner.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (12)
1. a kind of motor cover is used for dust catcher, the dust catcher includes motor, and the motor is arranged in the motor cover, institute
Motor is stated with wind wheel or fan to be connected, which is characterized in that including：
Shell, the shell are hollow structure, and one end of the shell is opening, and outlet is offered on the wall surface of the shell
Mouthful；
Water conservancy diversion cavity is arranged on the internal face of the shell, and the water conservancy diversion cavity is connected with the gas outlet, the water conservancy diversion
Air inlet is provided on cavity；
Wherein, opening of the air-flow through the shell one end enters in the shell after the electric motor starting, using the air inlet
Mouth enters in the water conservancy diversion cavity, is flowed out by the gas outlet.
2. motor cover according to claim 1, which is characterized in that
The air inlet is round air inlet, oval air inlet or polygon air inlet.
3. motor cover according to claim 1, which is characterized in that
The quantity of the air inlet is multiple.
4. motor cover according to claim 3, which is characterized in that
Multiple air inlets are evenly provided on the water conservancy diversion cavity.
5. motor cover according to claim 1, which is characterized in that
The gas outlet is round gas outlet, oval gas outlet or polygon gas outlet.
6. motor cover according to claim 1, which is characterized in that
The gas outlet is located at the middle part of the water conservancy diversion cavity.
7. motor cover according to any one of claim 1 to 6, which is characterized in that
The quantity of the water conservancy diversion cavity is two, and the quantity of the gas outlet is two, two gas outlets respectively with two
The water conservancy diversion cavity is connected.
8. motor cover according to claim 7, which is characterized in that
Two water conservancy diversion cavitys are oppositely disposed.
9. motor cover according to any one of claim 1 to 6, which is characterized in that
The shell is an integral structure with the water conservancy diversion cavity.
10. motor cover according to any one of claim 1 to 6, which is characterized in that
It is provided with acoustical cotton on the shell.
11. a kind of dust catcher, which is characterized in that including：
Motor cover as described in any one of claims 1 to 10.
12. dust catcher according to claim 11, which is characterized in that further include：
Motor is arranged in the motor cover, and the output shaft of the motor is connected with the wind wheel or the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720750549.1U CN207870831U (en) | 2017-06-26 | 2017-06-26 | Motor cover and dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720750549.1U CN207870831U (en) | 2017-06-26 | 2017-06-26 | Motor cover and dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207870831U true CN207870831U (en) | 2018-09-18 |
Family
ID=63499970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720750549.1U Active CN207870831U (en) | 2017-06-26 | 2017-06-26 | Motor cover and dust catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207870831U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106275A (en) * | 2017-06-26 | 2019-01-01 | 美的集团股份有限公司 | Motor cover and dust catcher |
| CN110403525A (en) * | 2019-08-07 | 2019-11-05 | 尚科宁家(中国)科技有限公司 | A kind of hand-held surface cleaning apparatus |
| CN111096711A (en) * | 2018-10-25 | 2020-05-05 | 广东美的白色家电技术创新中心有限公司 | Motor cover assembly and dust collector with same |
-
2017
- 2017-06-26 CN CN201720750549.1U patent/CN207870831U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106275A (en) * | 2017-06-26 | 2019-01-01 | 美的集团股份有限公司 | Motor cover and dust catcher |
| CN111096711A (en) * | 2018-10-25 | 2020-05-05 | 广东美的白色家电技术创新中心有限公司 | Motor cover assembly and dust collector with same |
| CN111096711B (en) * | 2018-10-25 | 2022-03-22 | 广东美的白色家电技术创新中心有限公司 | Motor cover assembly and dust collector with same |
| CN110403525A (en) * | 2019-08-07 | 2019-11-05 | 尚科宁家(中国)科技有限公司 | A kind of hand-held surface cleaning apparatus |
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