CN106438504A - Street cleaner - Google Patents
Street cleaner Download PDFInfo
- Publication number
- CN106438504A CN106438504A CN201611088674.7A CN201611088674A CN106438504A CN 106438504 A CN106438504 A CN 106438504A CN 201611088674 A CN201611088674 A CN 201611088674A CN 106438504 A CN106438504 A CN 106438504A
- Authority
- CN
- China
- Prior art keywords
- noise elimination
- shell
- elimination cavity
- road cleaner
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/08—Insulating elements, e.g. for sound insulation
- B60R13/0884—Insulating elements, e.g. for sound insulation for mounting around noise sources, e.g. air blowers
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a street cleaner, comprising a frame, a dustbin, a blower and a noise elimination structure, wherein the dustbin is arranged above the frame; the noise elimination structure comprises a shell and a noise elimination cavity which is arranged in the shell and communicates with an air inlet or an air outlet; the noise elimination cavity is provided with an opening communicating with atmosphere; the shell comprises a first shell structure and a second shell structure, the first shell structure is arranged on a tank body bottom plate of the dustbin, and the second shell structure is arranged on the frame; the tank body bottom plate can be arranged switchable between a raising state and a dropping state; the first shell structure and the tank body bottom plate are raised and dropped synchronously; when the first shell structure is raised, the noise elimination cavity is in an open state; and when the first shell structure is dropped, the noise elimination cavity is in a closed state. According to the street cleaner disclosed by the invention, the noise elimination cavity can be opened conveniently to facilitate cleaning and maintenance of internal structures of the noise elimination structure, which is beneficial for ensuring the noise elimination effect of the noise elimination structure.
Description
Technical field
The present invention relates to environmental sanitation field of mechanical technique, particularly to a kind of road cleaner.
Background technology
Road cleaner with sweeper as representative mainly travels in urban road and block, and often works in the morning,
While beautifying the environment, inevitably bring sound pollution.The main noise source of road cleaner includes electromotor and enters
Gas extraction system noise and air-transport system noise.
In road cleaner operation, the blower fan as air-transport system workpiece runs up, and produces structure and makes an uproar
Sound and aerodynamic noise.The noise that blower fan produces mainly has four parts, is followed successively by the aerodynamic noise of air inlet and air outlet, casing
With structural radiation noises such as pipelines, the electromagnetic noise of motor and fan vibration cause the construct noise on basis, wherein with wind
The aerodynamic noise of the air inlet of machine and air outlet is the strongest.
The aerodynamic noise producing for the blower fan reducing road cleaner, prior art proposes the air outlet in blower fan
The solution of acoustic filter is installed.Acoustic filter can reduce the aerodynamic noise of blower fan, thus reducing during road cleaner operation
Noise.Authorization Notice No. is that the Chinese patent of CN103046504B discloses a kind of special fan for road sweeper, this special wind
Machine is provided with acoustic filter at fan outlet.
As shown in figure 1, this special fan includes fan casing 5, is arranged on 5 impeller in fan casing, is arranged on blower fan
Air inlet 1 in casing 5, air inlet airduct 12, acoustic filter 6, main shaft 7, the bearing block 8 for supports main shaft, bearing 9 and
For supporting the support 11 of whole blower fan.One end of main shaft 7 is connected with impeller, and the other end passes through belt pulley 10 by road sweeper
Engine driving, blower fan is fixed in road-cleaning compartment entirely through support 11, and air inlet airduct 12 is located at car bottom,
Its one end is connected with air inlet 1, and the other end is connected with the sucker of road sweeper.One end of acoustic filter 6 is installed on blower fan
The air outlet of casing 5, the other end leads to air through car body top.The impeller of blower fan is by impeller front disc 2, impeller blade 3, leaf
Wheel hub disk 4 forms, and impeller blade 3 is forward-type blade, the tapered structure of impeller front disc 2, the blower fan corresponding with impeller front disc 2
The tapered structure of air inlet 1.
During realizing the present invention, designer finds that this patent installs acoustic filter although energy in fan outlet
Effectively reduce the aerodynamic noise of blower fan, but still suffer from following weak point：
Because this acoustic filter is an independent enclosed construction, the muddy water taken out of with high velocity air from fan outlet is even
Dust sticks to the soundproof effect that can affect acoustic filter on the inwall of acoustic filter, poor reliability, clean and maintenance simultaneously in the course of time
Inconvenient.
Content of the invention
It is an object of the invention to provide a kind of road cleaner is it is intended to make noise elimination structure on the basis realizing noise elimination function
On be easy to internal maintenance and cleaning.
The present invention provides a kind of road cleaner, and including vehicle frame, refuse bin, blower fan and noise elimination structure, described refuse bin sets
It is placed in the top of described vehicle frame, described noise elimination structure includes shell and is arranged at described enclosure the air intake with described blower fan
Mouth or the noise elimination cavity of air outlet connection, described noise elimination cavity has the opening with atmosphere, and wherein, described shell is included outside first
Shell structure and second housing structure, described first shell mechanism is arranged on the box bottom of described refuse bin, outside described second
Shell structure is arranged on described vehicle frame, and described box bottom is switchably arranged in raised configuration and falling state, and described first
Shell mechanism and described box bottom synchronously rise and fall, and when described first shell mechanism rises, described noise elimination cavity is in
Open mode, when described first shell mechanism falls, described noise elimination cavity is closed.
Preferably, described first shell mechanism is the fovea superior structure of the bottom-open with respect to described box bottom fovea superior.
Preferably, the concave configuration that described second housing structure is opened wide for top.
Preferably, described noise elimination structure also includes being arranged on the absorbent treatment inside described shell and/or sound insulating layer.
Preferably, described absorbent treatment is made up of dust-proof material and/or waterproof material；And/or, described sound insulating layer is by dust-proof material
Material and/or waterproof material are made.
Preferably, described noise elimination structure also includes being arranged between described absorbent treatment and/or sound insulating layer and described noise elimination cavity
Microperforated panel pavement structure.
Preferably, described microperforated panel pavement structure is detachably connected with described shell.
Preferably, along air current flow direction, described noise elimination cavity is uiform section noise elimination cavity or variable cross-section noise elimination cavity.
The road cleaner being provided based on the present invention, because noise elimination cavity can be separately positioned on the case with refuse bin on vehicle frame
On body base plate, box bottom is switchably arranged in raised configuration and falling state, and the first shell mechanism is synchronous with box bottom
Rise and fall, when the first shell mechanism rises, noise elimination cavity is in open mode, when the first shell mechanism falls, eliminate the noise
Chamber is closed.It is therefore convenient to open noise elimination cavity, it is easy to cleaning and the maintenance of the internal structure of noise elimination structure,
Such that it is able to make noise elimination structure work under good working order, beneficial to the soundproof effect ensureing noise elimination structure.
By the detailed description to the exemplary embodiment of the present invention referring to the drawings, the further feature of the present invention and its
Advantage will be made apparent from.
Brief description
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the special fan for road sweeper structural representation of prior art.
Fig. 2 is that the road cleaner of the present invention one specific embodiment is in raised configuration in refuse bin and its box bottom
Part-structure schematic diagram.
Fig. 3 is the structure of the first shell mechanism of the box bottom of refuse bin and shell in the road cleaner shown in Fig. 2
Schematic diagram.
Fig. 4 is that the part-structure that the road cleaner shown in Fig. 2 is in falling state in refuse bin and its box bottom shows
It is intended to.
In Fig. 2 to Fig. 4, each reference represents respectively：
20- refuse bin, 30- first shell mechanism, 40- second housing structure, 50 box bottoms, 60- blower fan.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, and never conduct to the present invention and its application or makes
Any restriction.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of protection of the invention.
Unless specifically stated otherwise, the part otherwise illustrating in these embodiments and positioned opposite, the digital table of step
Reach formula and numerical value does not limit the scope of the invention.Simultaneously it should be appreciated that for the ease of description, each portion shown in accompanying drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, described technology, method and apparatus should be considered to authorize explanation
A part for book.In all examples with discussion shown here, any occurrence should be construed as merely exemplary, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar label
Represent similar terms with letter in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, then subsequent attached
In figure does not need it is further discussed.
For the ease of description, space relative terms can be used here, such as " ... on ", " ... top ",
" in ... upper surface ", " above " etc., for describing as a device shown in the figure or feature and other devices or spy
The spatial relation levied.It should be appreciated that space relative terms be intended to comprise except device in figure described by orientation
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
Part or construction above " or " other devices or construction on " device after will be positioned as " other devices or construction under
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.This device can also position (ratating 90 degrees or be in other orientation) by other different modes, and
And respective explanations are made to space used herein above description relatively.
In the following description, alleged " front " refers to the front side of road cleaner；" afterwards " refer to relative with " front "
Side, " left " and " right " refer in the face of front when the left and right directions that formed, "up" and "down" refers to the upper of road cleaner
Side and lower section.
Fig. 2 to Fig. 4 shows the structure of the road cleaner of the present embodiment.
As shown in Figures 2 to 4, this road cleaner includes vehicle frame (not shown), refuse bin 20, blower fan 60 and knot of eliminating the noise
Structure.Refuse bin 20 is arranged at the top of vehicle frame.Noise elimination structure includes shell and is arranged at the air intake with blower fan 60 of enclosure
Mouth or the noise elimination cavity of air outlet connection.Noise elimination cavity has the opening with atmosphere.Shell includes the first shell mechanism 30 and
Two shell mechanisms 40.First shell mechanism 30 is arranged on the box bottom 50 of refuse bin 20.Second housing structure 40 is arranged at
On vehicle frame.
Refuse bin 20 and its box bottom 50 are switchably arranged in raised configuration and falling state.First shell mechanism 30
Synchronous rise and whereabouts with box bottom 50.When the first shell mechanism 30 rises, noise elimination cavity is in open mode.Outside first
When shell structure 30 falls, noise elimination cavity is closed.Noise elimination cavity can be easily opened in this setting, be easy to the interior of noise elimination structure
The cleaning of portion's structure and maintenance, therefore, it can make noise elimination structure work under good working order, beneficial to guarantee noise elimination structure
Soundproof effect.
Further, because noise elimination cavity can be separately positioned on the box bottom with refuse bin on vehicle frame, therefore, this disappears
The space that acoustic form can make full use of between car body and box bottom forms noise elimination structure.The shape of noise elimination structure can basis
Depending on real space between car body and box bottom, can be regular or irregular structure, there is stronger space layout
Adaptability.
The noise elimination cavity of this noise elimination structure is opened it is not necessary to carry out special setting to noise elimination structure with the rise of box bottom 50
Meter, you can easily open noise elimination cavity, therefore easily facilitates cleaning and safeguards, remains continual and steady beneficial to soundproof effect, reliable
Property high.
In the present embodiment, blower fan 60 is centrifugal blower, is arranged between the headstock of road cleaner and refuse bin 20.Wind
The air outlet of machine 60 accesses above-mentioned noise elimination structure.The opening of noise elimination cavity is located at the one of the air outlet away from blower fan 60 of noise elimination structure
End.
In the present embodiment, first end air-out with blower fan 60 when noise elimination cavity is closed of the first shell mechanism 30
Mouth upper end relatively connects, and the second end seal closes setting；And the first end of second housing structure 40 is arranged on the air outlet of blower fan 60
Lower end is relatively connected with the air outlet of blower fan, and the second end is free end, and this free end forms the opening of noise elimination structure.
In a unshowned embodiment, the second end of the first shell mechanism can extend to refuse bin end, and
End forms at least partially open of noise elimination structure.
Referring to figs. 2 to Fig. 4.First shell mechanism 30 is with respect to box bottom 50 fovea superior and the fovea superior of bottom-open knot
Structure.The concave configuration that second housing structure 40 is opened wide for top.
In the present embodiment, fovea superior structure is just right with concave configuration, forms complete noise elimination cavity.Certainly, not shown in other
Embodiment in, fovea superior structure and concave configuration may not necessarily be just right, as long as the two effectively connection and in noise elimination cavity closed mode
When could be formed with the noise elimination cavity of effect.
In other embodiments, the first shell mechanism is not necessarily fovea superior structure, second housing structure is also necessarily
Concave configuration, as long as the two surrounds can form noise elimination cavity.For example, in the case that second housing structure is recessed, first
The slab construction that shell mechanism and box bottom can be integrally formed, is possibly even concave configuration, or considers rubbish
The arrangement of rubbish case internal structure can be local fovea superior and/or partially recessed.
In order to improve the soundproof effect of noise elimination structure, noise elimination structure also include arranging absorbent treatment inside the shell and/or
Sound insulating layer.Setting absorbent treatment and/or sound insulating layer can be conducive to improving noise elimination noise reduction effect.
Preferably, absorbent treatment is made up of dust-proof material and/or waterproof material；And/or, sound insulating layer by dust-proof material and/or
Waterproof material is made.Therefore soundproof effect can not be affected and be kept continual and steady by dust and steam, have good reliability
Property.
It is for instance possible to use there is the sound-absorbing porous material of decorative metal foil surface, sound-absorbing material of 2D braiding etc. make sound absorption
Layer, can adopt the board making sound insulating layer of the compact structures such as aluminium sheet.
In order to improve soundproof effect and form protection to absorbent treatment or sound insulating layer, the noise elimination structure of the present embodiment also includes setting
It is placed in the microperforated panel pavement structure between absorbent treatment and/or sound insulating layer and noise elimination cavity.
For the ease of maintenance works such as the cleaning of absorbent treatment or sound insulating layer, replacings it is preferable that microperforated panel pavement structure with
Shell is detachably connected.It is for instance possible to use microperforated panel pavement structure is connected by mode connects for screw or the mode snapping connection
On shell.
In the present embodiment, the cavity cross section that the first shell structure is formed is shaped as square, the sky that the second shell structure is formed
Chamber cross sectional shape is square, and the first shell structure is just right with the second shell structure, and therefore, this noise elimination cavity is square for cross sectional shape
Uiform section noise elimination cavity.
In a unshowned embodiment, along air current flow direction, described noise elimination cavity is uiform section noise elimination cavity or change cuts
Face noise elimination cavity.The cross sectional shape of uiform section noise elimination cavity such as the different shape such as circle, polygon.Variable cross-section noise elimination cavity can be had
The variable cross-section noise elimination cavity of at least one expansion segment increasing than upstream adjacent sections；Can also be that there is at least one ratio upstream phase
The variable cross-section noise elimination cavity of the contraction section that adjacent section reduces.Setting variable cross-section noise elimination cavity can be formed anti-using noise elimination cavity own form
Property noise elimination structure, realizes noise elimination noise reduction effect.
As it was previously stated, in the road cleaner of the present invention, as long as the noise of blower fan 60 can effectively be eliminated, noise elimination cavity can be
The regular shape such as arbitrary shape, for example, cuboid, cylinder, spheroid, spheroid, frustum or various irregular shape
Shape, for the different combinations of regular shape or can also be regular shape and erose combination.
As shown in Fig. 2 when road cleaner stops operation, its refuse bin 20 and its box bottom 50 may be at rising
State, accordingly, the first shell mechanism 30 rises, and is at least partially away from second housing structure 40, and noise elimination cavity is in open shape
State, the internal structure of noise elimination structure is exposed.Now can as the case may be to the internal structure such as absorbent treatment of noise elimination structure, every
The cleaning such as sound layer, microperforated panel pavement structure and maintenance.
As shown in figure 4, when road cleaner operation, refuse bin 20 and its box bottom 50 are in falling state, right
Ying Di, the first shell mechanism 30 is fastened on the top of second housing structure 40, and the noise elimination cavity of noise elimination structure is closed.Wind
The air outlet of machine 60 accesses above-mentioned noise elimination cavity, thus can play good noise elimination noise reduction effect during operation.
From the above description, it can be seen that above example of the present invention is capable of at least one following technique effect：
1st, the noise elimination cavity of noise elimination structure can realize with the rise of the box bottom 50 of refuse bin 20 and landing opening and
Closure, can easily clean according to practical situation when the box bottom 50 of refuse bin 20 rises and safeguard in noise elimination structure
Portion's structure, makes noise elimination structure have good noise elimination reliability and stability；
2nd, the air inlet of blower fan 60 or air outlet access this noise elimination structure, can be in effective gas reducing blower fan 60 air outlet
While moving noise, reduce the empty dress space that noise elimination structure takies as far as possible；
3rd, noise elimination cavity can be regular or irregular structure, arrange real space according to blower fan 60 air outlet position part
Depending on, there is stronger space layout adaptability；
4th, the absorbent treatment of noise elimination structure or sound insulating layer possess dustproof and waterproof performance in itself, and the structure of such noise elimination structure is permissible
Do not affected by the air inlet of blower fan 60 or the steam of air outlet and dust, long-term noise elimination noise reduction effect can be kept.
Finally it should be noted that：Above example is only not intended to limit in order to technical scheme to be described；To the greatest extent
Pipe has been described in detail to the present invention with reference to preferred embodiment, and those of ordinary skill in the art should be understood：Still
The specific embodiment of the present invention can be modified or equivalent is carried out to some technical characteristics；Without deviating from this
The spirit of bright technical scheme, it all should be covered in the middle of the technical scheme scope that the present invention is claimed.
Claims (8)
1. a kind of road cleaner is it is characterised in that include vehicle frame, refuse bin (20), blower fan (60) and noise elimination structure, described rubbish
Rubbish case (20) is arranged at the top of described vehicle frame, described noise elimination structure include shell and be arranged at described enclosure and with described
The air inlet of blower fan (60) or the noise elimination cavity of air outlet connection, described noise elimination cavity has the opening with atmosphere, wherein, described
Shell includes the first shell mechanism (30) and second housing structure (40), and described first shell mechanism (30) is arranged at described rubbish
On the box bottom (50) of case (20), described second housing structure (40) is arranged on described vehicle frame, described box bottom (50)
Switchably arrange in raised configuration and falling state, described first shell mechanism (30) is synchronously risen with described box bottom (50)
Rise and fall, when described first shell mechanism (30) is risen, described noise elimination cavity is in open mode, in described first shell knot
When structure (30) falls, described noise elimination cavity is closed.
2. road cleaner according to claim 1 is it is characterised in that described first shell mechanism (30) is with respect to institute
State the fovea superior structure of the bottom-open of box bottom (50) fovea superior.
3. road cleaner according to claim 1 is it is characterised in that described second housing structure (40) is opened wide for top
Concave configuration.
4. road cleaner according to claim 1 is it is characterised in that described noise elimination structure also includes being arranged on outside described
Absorbent treatment inside shell and/or sound insulating layer.
5. road cleaner according to claim 4 is it is characterised in that described absorbent treatment is by dust-proof material and/or waterproof
Material is made；And/or, described sound insulating layer is made up of dust-proof material and/or waterproof material.
6. road cleaner according to claim 5 is it is characterised in that described noise elimination structure also includes being arranged at described suction
Microperforated panel pavement structure between sound layer and/or sound insulating layer and described noise elimination cavity.
7. road cleaner according to claim 6 is it is characterised in that described microperforated panel pavement structure and described shell
Detachably connected.
8. road cleaner according to claim 1 is it is characterised in that along air current flow direction, and described noise elimination cavity is etc.
Section noise elimination cavity or variable cross-section noise elimination cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611088674.7A CN106438504B (en) | 2016-12-01 | 2016-12-01 | Road cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611088674.7A CN106438504B (en) | 2016-12-01 | 2016-12-01 | Road cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106438504A true CN106438504A (en) | 2017-02-22 |
| CN106438504B CN106438504B (en) | 2018-10-16 |
Family
ID=58222805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611088674.7A Active CN106438504B (en) | 2016-12-01 | 2016-12-01 | Road cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106438504B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842695A (en) * | 2018-09-04 | 2018-11-20 | 徐州徐工环境技术有限公司 | Sweeper denoising structure and sweeper |
| CN114293499A (en) * | 2021-12-29 | 2022-04-08 | 长沙中联重科环境产业有限公司 | Environmental sanitation vehicle |
| CN114458635A (en) * | 2021-12-29 | 2022-05-10 | 长沙中联重科环境产业有限公司 | Sanitation vehicle's sound insulation noise reduction system, sanitation vehicle |
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| US3796277A (en) * | 1972-07-28 | 1974-03-12 | Briggs & Stratton Corp | Riding tractor with engine enclosure for noise abatement |
| CN1086158A (en) * | 1992-10-26 | 1994-05-04 | 上海宝山钢铁总厂 | Mobile type dust collector |
| JP4374606B2 (en) * | 2000-09-11 | 2009-12-02 | 豊和工業株式会社 | Garbage truck |
| CN204605626U (en) * | 2015-05-08 | 2015-09-02 | 龙岩市海德馨汽车有限公司 | Emergent drainage emergency service vehicle |
| JP2016179778A (en) * | 2015-03-25 | 2016-10-13 | デンヨー株式会社 | Power source car |
| CN206409436U (en) * | 2016-12-01 | 2017-08-15 | 徐工集团工程机械有限公司 | Road cleaner |
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2016
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3796277A (en) * | 1972-07-28 | 1974-03-12 | Briggs & Stratton Corp | Riding tractor with engine enclosure for noise abatement |
| CN1086158A (en) * | 1992-10-26 | 1994-05-04 | 上海宝山钢铁总厂 | Mobile type dust collector |
| JP4374606B2 (en) * | 2000-09-11 | 2009-12-02 | 豊和工業株式会社 | Garbage truck |
| JP2016179778A (en) * | 2015-03-25 | 2016-10-13 | デンヨー株式会社 | Power source car |
| CN204605626U (en) * | 2015-05-08 | 2015-09-02 | 龙岩市海德馨汽车有限公司 | Emergent drainage emergency service vehicle |
| CN206409436U (en) * | 2016-12-01 | 2017-08-15 | 徐工集团工程机械有限公司 | Road cleaner |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842695A (en) * | 2018-09-04 | 2018-11-20 | 徐州徐工环境技术有限公司 | Sweeper denoising structure and sweeper |
| CN114293499A (en) * | 2021-12-29 | 2022-04-08 | 长沙中联重科环境产业有限公司 | Environmental sanitation vehicle |
| CN114458635A (en) * | 2021-12-29 | 2022-05-10 | 长沙中联重科环境产业有限公司 | Sanitation vehicle's sound insulation noise reduction system, sanitation vehicle |
| CN114293499B (en) * | 2021-12-29 | 2023-11-03 | 长沙中联重科环境产业有限公司 | Sanitation vehicle |
| CN114458635B (en) * | 2021-12-29 | 2023-12-05 | 长沙中联重科环境产业有限公司 | Sound insulation and noise reduction system of sanitation vehicle and sanitation vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106438504B (en) | 2018-10-16 |
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