CN208404400U - Cleaner power head assembly and dust catcher - Google Patents
Cleaner power head assembly and dust catcher Download PDFInfo
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- CN208404400U CN208404400U CN201721476493.1U CN201721476493U CN208404400U CN 208404400 U CN208404400 U CN 208404400U CN 201721476493 U CN201721476493 U CN 201721476493U CN 208404400 U CN208404400 U CN 208404400U
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- head assembly
- power head
- noise reduction
- cleaner power
- air duct
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Abstract
The utility model provides a kind of cleaner power head assembly, including upper housing, the lower case being correspondingly arranged with the upper housing, the motor of fan and the driving fan between the upper housing and lower case, the upper housing is with the lower case in the outer circumferential of the fan and the motor at least two layers of annular wall, noise reduction air duct is formed between the outer circle wall of the fan and the motor and the annular wall being disposed adjacent and between adjacent two layers annular wall, the noise reduction air duct is equipped with the air outlet being located on exterior annular wall, and the air outlet in two neighboring noise reduction air duct shifts to install.The cleaner power head assembly of the utility model effectively reduces the operating noise and production cost of cleaner power head assembly, improves the user experience of cleaner power head assembly user.The utility model additionally provides a kind of dust catcher for having both dust suction and dry two kinds of functions and operation low noise.
Description
Technical field
The utility model relates to a kind of cleaner power head assembly and use the dust catcher of the cleaner power head assembly.
Background technique
Currently, commercially available dust catcher generally includes power head assembly and is mounted in power head assembly on the market
Dust barrel.Wherein, power head assembly generally includes shell, fan and motor, and during the work time, motor drives fan high to dust catcher
The dust of absorption, spot, to generate negative pressure, are further transferred in dust barrel by speed rotation.Specifically, common power head group
Part is mostly the combination (Fig. 1) using centrifugal fan (10) and single wall spiral case (20), band of the centrifugal fan (10) in motor
Dynamic lower high speed rotation to generate negative pressure, and by the air outlet (30) on a single wall spiral case (20) will high-speed flow guiding it is outer
Boundary's atmosphere.Although this dust catcher structure is simple, due to that can be produced when high-speed rotating centrifugal fan (10) cut air
Raw noise, noise can directly diffuse to the biography external world by the air outlet (30) of single wall spiral case (20) under the drive of air-flow, will
It will cause the sense of discomfort of user.Meanwhile to guarantee that dust catcher has preferable pick-up performance, it need to guarantee that dust catcher has higher function
Rate, and the revolving speed of the more high then centrifugal fan (10) of power is higher, the noise of generation is also bigger.
In order to solve the problems, such as that dust catcher operating noise is big while guaranteeing suction power, part dust catcher can be used
The method of sound-absorbing sponge is pasted on the inner wall of the single wall spiral case of cleaner power head assembly to reduce the dust catcher course of work
In noise, though this method can reduce the noise in the dust catcher course of work to a certain extent, due to sound-absorbing sea
Silk floss is arranged on the inner wall of single wall spiral case, causes assembly difficulty between sound-absorbing sponge and single wall spiral case；Particularly, for answering
Dust catcher in wet environment, since the powerful suction of fan can pick up many steam, steam passes through single wall spiral case
It can be absorbed by sound-absorbing sponge when air duct, substantially reduce the noise reduction effect of sound-absorbing sponge, and a large amount of accumulation meetings of steam are so that sound-absorbing
Sponge mildew, greatly shortens the service life of sound-absorbing sponge.In addition to this, some dust catcher is then by by sound-absorbing
Sponge is arranged between the outer wall and machine shell of single wall spiral case, though the combined method between this sound-absorbing sponge and dust catcher
So it is possible to prevente effectively from sound-absorbing sponge absorbs steam, the service life of sound-absorbing sponge is improved, but absorbing sound and lowering noise effect is poor, nothing
Method reaches expected noise reduction effect.
Simultaneously as the higher cost of sound-absorbing sponge, therefore the assembly of sound-absorbing sponge will greatly improve the production of dust catcher
Cost is unfavorable for promoting and using on a large scale.
In view of this, it is necessary to a kind of improved cleaner power head assembly is designed, to solve the above problems.
Utility model content
It can be effectively reduced the purpose of this utility model is to provide a kind of, weaken in the dust catcher course of work noise
Cleaner power head assembly and a kind of Low noise cleaner.
To realize above-mentioned purpose of utility model, the utility model provides a kind of cleaner power head assembly, including upper casing
Described in lower case, the fan between the upper housing and lower case and the driving that body and the upper housing are correspondingly arranged
The motor of fan, the upper housing and the lower case are in the outer circumferential of the fan and the motor at least two layers annular
Between the outer circle wall of wall, the fan and the motor and the annular wall being disposed adjacent and between two layers adjacent of annular wall
Formed noise reduction air duct, the noise reduction air duct be equipped be located at exterior annular wall on air outlet, and two neighboring noise reduction air duct go out
Air port shifts to install.
The throwing of the center of two neighboring noise reduction duct outlet in the horizontal plane as a further improvement of the utility model,
The projection difference line of the center of shadow and the fan in the horizontal plane forms angle, and the angle is greater than 90 °.
Two neighboring noise reduction duct outlet is in and shifts to install up and down as a further improvement of the utility model,.
Sound-proof wall is equipped with inside the noise reduction air duct as a further improvement of the utility model, the sound-proof wall is to adopt
The hard sound-proof wall made of hard material, and the width of the sound-proof wall is less than the width in the noise reduction air duct.
The sound-proof wall is using flexibility sound-proof wall made of flexible material as a further improvement of the utility model,.
The annular wall is equipped with protrusion as a further improvement of the utility model, and the protrusion is in the horizontal direction
Height be less than the noise reduction air duct width.
The upper housing, lower case and the annular wall use hollow material as a further improvement of the utility model,
It is made.
The air outlet positioned at outermost noise reduction air duct is in the horizontal direction to extension as a further improvement of the utility model,
It stretches to form discharge pipe.
The discharge pipe is connected with blowing pipeline as a further improvement of the utility model, and the blowing pipeline with
The discharge pipe detachable connection.
To realize above-mentioned purpose of utility model, the utility model additionally provides a kind of dust catcher, including dust barrel and installation
Cleaner power head assembly above the dust barrel, the cleaner power head assembly are aforementioned described in any item dust catchers
Power head assembly.
The beneficial effects of the utility model are: the cleaner power head assembly of the utility model passes through in fan and motor
At least two layers of annular wall is arranged in excircle, forms the noise reduction air duct that air outlet shifts to install in the periphery of fan and motor, makes
It obtains the noise that fan generates during the work time and is being emitted into the external world after the multiple reflections noise reduction of noise reduction air duct, effectively reduce
The operating noise of cleaner power head assembly improves the user experience of cleaner power head assembly user；Meanwhile this is practical
Novel cleaner power head assembly reduces the use of sound-absorbing sponge, is guaranteeing the cleaner power head assembly noise reduction effect
While, reduce production cost.It has both dust suction and two kinds of functions of blowing in addition, the utility model additionally provides one kind and transports
The low dust catcher of Row noise.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of prior art cleaner power head assembly.
Fig. 2 is the cross-sectional view of the utility model cleaner power head assembly.
Fig. 3 is the partial sectional view of the utility model cleaner power head assembly.
Fig. 4 is the perspective view in the noise reduction air duct of the utility model cleaner power head assembly.
Fig. 5 is the perspective view in the noise reduction air duct with sound-proof wall of the utility model cleaner power head assembly.
Fig. 6 is the perspective view in the noise reduction air duct with protrusion of the utility model cleaner power head assembly.
Fig. 7 is the cross-sectional view of the utility model dust catcher.
Specific embodiment
In order to keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing and it is embodied
The utility model is described in detail in example.
It is the cleaner power head assembly 100 of the utility model comprising upper housing referring to Figure 2 together to shown in Fig. 6
1, and the upper housing 1 be correspondingly arranged lower case 2, the fan 3 between the upper housing 1 and lower case 2 and driving
The motor 4 of the fan 3, the cleaner power head assembly 100 are also connected with blowing pipeline 5.
The upper housing 1 is with the lower case 2 in the outer circumferential of the fan 3 and the motor 4 at least two layers of ring
Shape wall 11 forms noise reduction air duct 12 between adjacent two layers annular wall 11, and the noise reduction air duct 12, which is equipped with, is located at exterior annular wall 11
On air outlet 13, and the air outlet 13 in two neighboring noise reduction air duct 12 shifts to install.
The annular wall 11 includes close to the fan 3 with the first annular wall 111 of the motor 4 setting and positioned at institute
State second annular wall 112 in first annular 111 outside of wall.The annular wall 11, which can both be integrally formed, to be arranged in the upper casing
Body 1 (lower case 2) and the integral type annular wall being held on the lower case 2 (upper housing 1)；It is also possible to be separately positioned on
The upper housing 1 is specifically set with the split type annular wall for mutually abutting setting in lower case 2 each other, the annular wall 11
The form of setting can be selected according to the actual situation, need to only guarantee the annular wall 11 and the upper housing 1 or lower case 2, described
Clamping sealing is tight between annular wall 11 and the annular wall 11, to prevent noise energy from abutting or retaining positions
Gap loss is into external environment.
The noise reduction air duct 12 is arranged around the fan 3 and the motor 4, including setting is in the fan 3 and described
The first noise reduction air duct 121 between the outer circle wall of motor 4 and the first annular wall 111, and be located at described first annular
The second noise reduction air duct 122 between wall 111 and second annular wall 112, i.e. second noise reduction air duct 122 are centered around described
First noise reduction air duct, 121 periphery, so set, reflecting noise constantly between the noise reduction air duct 12 being disposed adjacent, prevents
Noise propagates in air through one layer of annular wall 11, influences the noise reduction effect of the cleaner power head assembly 100.
The hard material system of using is equipped in the noise reduction air duct 12 (the first noise reduction air duct 121 and the second noise reduction air duct 122)
At sound-proof wall 123, the sound-proof wall 123 is connected and fixed with the annular wall 11, and the width of the sound-proof wall 123 is less than institute
State the width in noise reduction air duct 12.So set, the propagation path of air-flow and noise in noise reduction air duct 12 on the one hand can be increased；
On the other hand, the reflective surface area of noise is increased, so that noise is constantly decayed in reflection process, improves noise reduction air duct 12
Noise reduction effect.
Further, the sound-proof wall 123 can also be using flexibility sound-proof wall made of flexible material, when the sound-proof wall
123 for flexible sound-proof wall when, noise and air-flow will act on flexible sound-proof wall and cause the vibration of flexible sound-proof wall, will make an uproar
The energy of sound is converted into the vibration of flexible sound-proof wall, then changes the vibration frequency of noise, so that the vibration frequency of partial noise
It is changed into the vibration frequency section that human ear can not be heard, achievees the purpose that reduce noise.
The sound-proof wall 123 may be replaced by the protrusion 113 being arranged in the annular wall 11, and described raised 113
Height in the horizontal direction is less than the width in the noise reduction air duct 12；Raised 113 setting so that noise in noise reduction wind
Reflective surface area in road 12 increases, and increases the order of reflection of noise, then achievees the purpose that reduce noise.Certainly, at other
In embodiment, the sound-proof wall 123 and described raised 113, which may be arranged as other, can increase the form of noise reflective surface area,
Such as surface be equipped with bulge-structure sound-proof wall 123 or in prismatic be arranged 113 form of protrusion, the sound-proof wall 123 with it is described
Protrusion 113 can also be staggered in noise reduction air duct 12, thus the sound-proof wall 123 and raised 113 concrete form and
Position is set, can be adjusted according to the size and setting form in noise reduction air duct 12.
The air outlet 13 includes that first be located on the first annular wall 111 in first noise reduction air duct, 121 outside goes out
Air port 131, and the second air outlet 132 in second annular wall 112 in second noise reduction air duct, 122 outside, wherein
The center of first air outlet 131 and the center of the fan 2 projection join line in the horizontal plane and second air outlet
Angle is formed between the projection join line of 132 center and the center of the fan 2 in the horizontal plane, and the angle is greater than 90 °,
So that first air outlet 131 sets up separately with second air outlet 132 in the two sides of the central axes of the fan 2.
Specifically, during the work time, the fan 3 and the motor 4 generate the cleaner power head assembly 100
Noise under the drive of air-flow, enter the first noise reduction wind through the fan outlet 31 between upper housing 1 and lower case 2
In road 121, then enter in second noise reduction air duct 122 by first air outlet 131 outflow, finally by described the
Two air outlets 132 are emitted into external environment；The noise is in noise reduction air duct 12 (the first noise reduction air duct 121, the second noise reduction wind
Road 122) in propagate during, by the blocking of the annular wall 11 (first annular wall 111, the second annular wall 112) so that
Constantly reflection is decayed noise in the noise reduction air duct 12, then achievees the purpose that reduce noise.Preferably, the angle
It is 180 °, is arranged such, it is ensured that noise, with the contact area in the noise reduction air duct 12 maximum, is conducive to mention in communication process
The noise reduction effect in high noise reduction air duct 12；180 ° are set by the angle simultaneously, it is ensured that the flowing of 12 lining air-flow of noise reduction air duct
Stability, further prevent because air-flow flow collision caused by aerodynamic noise generation.
For dust suction, the noise reduction effect for further increasing the utility model cleaner power head assembly 100, first outlet air
Mouth 131 is in shift to install on the axial direction of the fan 2 up and down with second air outlet 132.So set, on the one hand
The area of annular wall 11 in noise reduction air duct 12, the i.e. reflective surface area of increase noise and air-flow can be improved, further promote noise
Attenuating；On the other hand, upper and lower shift to install of air outlet 13 (the first air outlet 131, the second air outlet 132) may make gas
The dust or other impurities being mingled in stream are deposited under gravity in the noise reduction air duct 12, effectively prevent secondary pollution
The generation of situation has achieved the purpose that the working efficiency for improving cleaner power head assembly 100.Certainly, in other embodiments,
The center of first air outlet 131 and the second air outlet 132 can be located in same level, need to only meet required noise reduction and
Pick-up performance.
The blowing pipeline 5 is connected to the outlet air that the cleaner power head assembly 100 is located at outermost noise reduction air duct 12
On mouthfuls 13, that is, the blowing pipeline 5 is connected on second air outlet 132 in the present embodiment, specifically, described the
Two air outlets 132 extend outward to form discharge pipe 51 in the horizontal direction, and the nozzle of the discharge pipe 51, which is equipped with catch mechanism, (does not scheme
Show), the blowing pipeline 5 is connected by detachable between the catch mechanism and the discharge pipe 51.When the blower
When the connection of road 5 is mounted in the cleaner power head assembly 100, it is discharged at second air outlet 132 (air outlet 13)
High-speed flow is acted at the position of dirt accumulation by pipeline 5 of drying, and achievees the purpose that dedusting to dispel dust；Further make
The cleaner power head assembly 100 of the utility model is obtained while having the characteristics that dust suction, low noise, has both the function of hair dryer
It can and act on.
In the present invention, the upper housing 1, lower case 2 and the annular wall 11 are all made of hollow material and are made, such as
This setting, is equivalent to inside the upper housing 1, lower case 2 and the annular wall 11 and is equipped with multiple hollow cavities, and noise is passing
Multiple reflection can be carried out during passing in hollow cavity, so that noise energy in communication process reduces, is further reached
Reduce the purpose of 100 operating noise of cleaner power head assembly.The upper housing 1, lower case 2 and institute in other examples
Stating annular wall 11 may also be configured to using the internal structure type for being equipped with hollow cavity made of solid material, to reduce noise.
It should be noted that in the present invention, the annular wall 11 and the noise reduction air duct 12 may also be configured to three
Layer or three layers or more；In fact, with the increase of the annular wall 11 and the quantity in the noise reduction air duct 12, noise will be each
Constantly reflection, noise energy constantly decay in a noise reduction air duct 12, so that the cleaner power head with multilayer noise reduction air duct 12
Component 100 has better noise reduction effect, however as the increase for the quantity that annular wall 11 and noise reduction air duct 12 are arranged, certainly will incite somebody to action
Cause the size of cleaner power head assembly 100 in the horizontal direction to increase, then influence cleaner power head assembly 100 and makes
With the use scope of the dust catcher of the cleaner power head assembly 100.In consideration of it, the annular wall 11 and the noise reduction air duct
12 are preferably provided with 2 layers or 3 layers, so set, can while guaranteeing that the noise reduction air duct 12 has good noise reduction effect,
So that the cleaner power head assembly 100 has lesser volume.
It please refers to shown in Fig. 7, is a kind of dust catcher 200 provided by the utility model, including dust barrel 210 and be mounted on institute
The cleaner power head assembly 100 of 210 top of dust barrel is stated, the dust barrel 210 is equipped with dust barrel air inlet 211, the duster
100 clamping of power head assembly is fixed in the dust barrel 210.The utility model dust catcher 200 is fixed on the dust barrel by setting
Cleaner power head assembly 100 on 210 makes the dust catcher 200 have both two kinds of functions of dust suction and blowing, while the suction
The low noise of dirt device 200 small in size is conducive to be widely used to promote.
In conclusion the cleaner power head assembly 100 of the utility model by setting annular wall 11, noise reduction air duct 12 with
And the air outlet 13 shifted to install, on the one hand, so that the noise that fan 3 and motor 4 generate during the work time is in noise reduction air duct
Constantly reflection collision, noise attenuation energy in 12, achieve the purpose that reduce noise；On the other hand, the setting in noise reduction air duct 12, subtracts
The use for having lacked sound-absorbing sponge reduces the production cost of cleaner power head assembly 100.Meanwhile by the way that the company of being equipped with is arranged
It connects and makes the cleaner power head assembly 100 of the utility model have both two kinds of dust suction and blowing in 13 up-draught pipeline 5 of air outlet
Function then to have at low cost, low noise using the dust catcher 200 of the utility model cleaner power head assembly 100, fit
With the wide feature of property.
Above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although referring to preferred embodiment pair
The utility model is described in detail, those skilled in the art should understand that, it can be to the technology of the utility model
Scheme is modified or replaced equivalently, without departing from the spirit and scope of the technical scheme of the present invention.
Claims (10)
1. a kind of cleaner power head assembly including upper housing, the lower case being correspondingly arranged with the upper housing, is set on described
The motor of fan and the driving fan between shell and lower case, it is characterised in that: the upper housing and the lower casing
Body in the outer circumferential of the fan and the motor at least two layers of annular wall, the excircle of the fan and the motor with
Noise reduction air duct is formed between the annular wall being disposed adjacent and between two layers adjacent of annular wall, the noise reduction air duct, which is equipped with, to be located at
Air outlet on exterior annular wall, and the air outlet in two neighboring noise reduction air duct shifts to install.
2. cleaner power head assembly according to claim 1, it is characterised in that: two neighboring noise reduction duct outlet
The projection difference line formation angle projected with the center of the fan in the horizontal plane of center in the horizontal plane, the angle
Greater than 90 °.
3. cleaner power head assembly according to claim 2, it is characterised in that: two neighboring noise reduction duct outlet is in
It shifts to install up and down.
4. cleaner power head assembly according to claim 2, it is characterised in that: be equipped with sound insulation inside the noise reduction air duct
Wall, the sound-proof wall are using hard sound-proof wall made of hard material, and the width of the sound-proof wall is less than the noise reduction wind
The width in road.
5. cleaner power head assembly according to claim 4, it is characterised in that: the sound-proof wall is using flexible material
Manufactured flexibility sound-proof wall.
6. cleaner power head assembly according to claim 2, it is characterised in that: the annular wall is equipped with protrusion, institute
State the width that the height of protrusion in the horizontal direction is less than the noise reduction air duct.
7. cleaner power head assembly according to claim 2, it is characterised in that: the upper housing, lower case and described
Annular wall is made of hollow material.
8. cleaner power head assembly according to claim 1, it is characterised in that: the outlet air positioned at outermost noise reduction air duct
Opening's edge horizontal direction extends outward to form discharge pipe, and the nozzle of the discharge pipe is equipped with catch mechanism.
9. cleaner power head assembly according to claim 8, it is characterised in that: the discharge pipe is connected with blower
Road, the blower an outpost of the tax office, which holds, to be fixed in catch mechanism.
10. a kind of dust catcher exists including dust barrel and the cleaner power head assembly being mounted on above the dust barrel, feature
In: the cleaner power head assembly is cleaner power head assembly according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721476493.1U CN208404400U (en) | 2017-11-08 | 2017-11-08 | Cleaner power head assembly and dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721476493.1U CN208404400U (en) | 2017-11-08 | 2017-11-08 | Cleaner power head assembly and dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208404400U true CN208404400U (en) | 2019-01-22 |
Family
ID=65128186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721476493.1U Active CN208404400U (en) | 2017-11-08 | 2017-11-08 | Cleaner power head assembly and dust catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208404400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111166230A (en) * | 2019-12-26 | 2020-05-19 | 广州锶想智能科技有限责任公司 | Cleaning robot and automatic charging system |
-
2017
- 2017-11-08 CN CN201721476493.1U patent/CN208404400U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111166230A (en) * | 2019-12-26 | 2020-05-19 | 广州锶想智能科技有限责任公司 | Cleaning robot and automatic charging system |
| CN111166230B (en) * | 2019-12-26 | 2022-06-28 | 广州锶想智能科技有限责任公司 | Cleaning robot and automatic charging system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.65-1 Xinggang Road, Zhonglou Economic Development Zone, Changzhou City, Jiangsu Province Patentee after: Gelibo (Jiangsu) Co., Ltd Address before: 213023 Jiangsu province Changzhou Xingang Tower Road Economic Development Zone No. 65 Patentee before: CHANGZHOU GLOBE Co.,Ltd. |
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| CP03 | Change of name, title or address |