CN208669434U - Sound attenuator for single cylinder diesel - Google Patents
Sound attenuator for single cylinder diesel Download PDFInfo
- Publication number
- CN208669434U CN208669434U CN201821124174.9U CN201821124174U CN208669434U CN 208669434 U CN208669434 U CN 208669434U CN 201821124174 U CN201821124174 U CN 201821124174U CN 208669434 U CN208669434 U CN 208669434U
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- CN
- China
- Prior art keywords
- diesel engine
- sound
- single cylinder
- connecting plate
- inner housing
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- 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.)
- Expired - Fee Related
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses the sound attenuators for single cylinder diesel, including outer housing, inner housing and diesel engine body, the inner housing is located at the inside of outer housing, multiple first connecting plates are uniformly installed on the inner sidewall of the outer housing, multiple second connecting plates are uniformly installed on the lateral wall of the inner housing, first connecting plate and the second connecting plate correspond, and first is connected with noise insulation block between connecting plate and the second connecting plate, bottom wall inside the inner housing is equipped with sound insulating pad, the bottom wall of the diesel engine body is equipped with mounting plate, and mounting plate is located in sound insulating pad, the driving end of the diesel engine body is equipped with drive rod, belt pulley is fixedly installed on the drive rod.The utility model is by installing sound proofing enclosure additional to diesel engine, the Noise insulati on that diesel engine is generated, and carries out noise reduction using sponge, the propagation of noise is reduced using interlayer, noise pollution can be reduced well, not influence the normal use of diesel engine while sound insulation.
Description
Technical field
The utility model relates to Diesel Engine Technique Fields, the more particularly, to sound attenuator of single cylinder diesel.
Background technique
Single cylinder diesel, i.e., by the diesel engine of only one cylinder when number of cylinders classification.Single cylinder diesel is mainly applied
In fields such as agricultural machinery, engineering machinery, auto industry, ship machinery, power industries.Single-cylinder air-cooled diesel engine is with its weight
Gently, small in size, layout is simple, repairs convenient characteristic, deep to be liked by wide user, and it is mating to be widely used in mini-tiller
Power.But seem exceptionally " fragile " compared with water-cooled diesel engine, high with improper defect frequency, reliability is low.
Since the sparking mode of diesel engine is that igniting is ignited in compression, the noise of diesel engine at work is especially big, serious dirty
Acoustic environment has been contaminated, has only installed muffler additional to exhaust outlet to reduce the processing method of a part of noise, diesel oil in the prior art
The noise that machine fuselage generates is not solved effectively, needs to make this improvement.
Utility model content
The noise generated purpose of the utility model is to solve diesel engine in the prior art can not solve greatly very much
The problem of, and the sound attenuator for single cylinder diesel proposed.
To achieve the goals above, the utility model adopts the technical scheme that
For the sound attenuator of single cylinder diesel, including outer housing, inner housing and diesel engine body, the inner housing is located at outer
The inside of shell, is uniformly equipped with multiple first connecting plates on the inner sidewall of the outer housing, on the lateral wall of the inner housing
Multiple second connecting plates are uniformly installed, first connecting plate and the second connecting plate correspond, and the first connecting plate and the
Noise insulation block is connected between two connecting plates, the bottom wall inside the inner housing is equipped with sound insulating pad, the bottom of the diesel engine body
Wall is equipped with mounting plate, and mounting plate is located in sound insulating pad, and the driving end of the diesel engine body is equipped with drive rod, the drive
Belt pulley is fixedly installed in lever.
Preferably, the first fastening bolt, each first fastening are mounted on the roof of the mounting plate four corners
Bolt runs through mounting plate and sound insulating pad and is threadedly coupled with the bottom wall of inner housing.
Preferably, the drive rod offers jack far from one end of diesel engine body, and the belt pulley is close to diesel engine
Mounting rod is installed, the mounting rod is equipped with mutually matched with jack far from one end of belt pulley on the side wall of ontology side
Inserted link is equipped with the second fastening bolt on the lateral wall of the drive rod, and the second fastening bolt is set through drive rod and inserted link
It sets.
Preferably, the outer housing offers operation port on the side wall of pulley side, installs in the operation port
There is elastic cover, offers through-hole in the middle part of the elastic cover.
Preferably, the noise insulation block and sound insulating pad are all made of PU sponge material and are made.
Preferably, rod aperture corresponding with mounting rod position is offered on the lateral wall of the outer housing.
Compared with prior art, the utility model has the beneficial effects that:
1, by installing sound proofing enclosure additional to diesel engine, the Noise insulati on that diesel engine is generated utilizes the utility model
Sponge carries out noise reduction, and the propagation of noise is reduced using interlayer, can reduce noise pollution well；
2, it does not influence the normal use of diesel engine while sound insulation, keeps diesel engine motionless, belt pulley can be torn open
Dress, there is no need to open up excessive hole, reduces leaking for noise, erasure effect is more preferably.
Detailed description of the invention
Fig. 1 be the utility model proposes the sound attenuator for single cylinder diesel rearview；
Fig. 2 be the utility model proposes the sound attenuator for single cylinder diesel side sectional view；
Fig. 3 be the utility model proposes the sound attenuator for single cylinder diesel part A structure enlarged drawing.
In figure: 1 outer housing, 2 inner housings, 3 first connecting plates, 4 second connecting plates, 5 noise insulation blocks, 6 sound insulating pads, 7 diesel engines
Ontology, 8 mounting plates, 9 first fastening bolts, 10 belt pulleys, 11 mounting rods, 12 inserted links, 13 drive rods, 14 second fastening bolts,
15 operation ports.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, interior for the sound attenuator of single cylinder diesel, including outer housing 1, inner housing 2 and diesel engine body 7
Shell 2 is located at the inside of outer housing 1, is uniformly equipped with multiple first connecting plates 3 on the inner sidewall of outer housing 1, inner housing 2 it is outer
Multiple second connecting plates 4 are uniformly installed, the first connecting plate 3 and the second connecting plate 4 correspond, and the first connecting plate on side wall
3 and second are connected with noise insulation block 5 between connecting plate 4, outer housing 1 and inner housing 2 be spaced apart using intermediate article to be formed every
Layer, and intermediate article is connected by noise insulation block 5, the noise transmitting of junction is reduced, noise is enclosed in sound attenuator substantially
Portion.
Bottom wall inside inner housing 1 is equipped with sound insulating pad 6, and the bottom wall of diesel engine body 7 is equipped with mounting plate 8, and installs
Plate 8 is located in sound insulating pad 6, and the noise and vibration that diesel engine body 7 generates are only seldom by the slow dissipation of sound insulating pad 6 and buffering
A part can be transmitted to outside, the noise generated due to reducing the rigid connection because carrying out installation formation to diesel engine 7, installation
The first fastening bolt 9 is mounted on the roof of 8 four corners of plate, each first fastening bolt 9 runs through mounting plate 8 and sound insulating pad
It 6 and is threadedly coupled with the bottom wall of inner housing 2, diesel engine is installed and fixed.
Noise insulation block 5 and sound insulating pad 6 are all made of PU sponge material and are made, and PU sponge material has fabulous noise dampening efficiency, energy
It is enough that the noise that diesel engine generates dissipates to greatest extent.
The driving end of diesel engine body 7 is equipped with drive rod 13, is fixedly installed with belt pulley 10, drive rod on drive rod 13
13 one end far from diesel engine body 7 offer jack, and belt pulley 10 is equipped on the side wall of 7 side of diesel engine body
Bar 11 is filled, mounting rod 11 is equipped with and the mutually matched inserted link 12 of jack, the outside of drive rod 13 far from one end of belt pulley 10
Second fastening bolt 14 is installed, and the second fastening bolt 14 is arranged through drive rod 13 and inserted link 12 on wall, outside outer housing 1
Rod aperture corresponding with 11 position of mounting rod is offered on side wall, when needing using diesel engine, inserted link 12 is inserted into jack, so
Hand is protruded into inner housing 2 by operation port 15 by operator afterwards, and bolt is fixed, can be completed the installation to belt pulley 10 and
It is fixed.
Outer housing 1 offers operation port 15 on the side wall of 10 side of belt pulley, and elastic cover is equipped in operation port 15,
Through-hole is offered in the middle part of elastic cover, setting operation port 15 facilitates operator to carry out installing and dismounting to belt pulley 10, and is arranged
Elastic cover then can be by Noise insulati on, while hand can be protruded into inner housing by operator.
The working principle of the utility model are as follows: the vibration that diesel engine generates at work is by sound insulating pad 6 and noise insulation block 5
Buffering is dissipated, and the noise of generation can not pass substantially by the collective effect of interlayer and noise insulation block 5, erasure effect pole
It is good, when needing using diesel engine, inserted link 12 is inserted into jack, then hand is protruded into inner casing by operation port 15 by operator
Body 2, bolt is fixed, and installation and fixation to belt pulley 10 can be completed, that is, diesel engine can be used.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. being used for the sound attenuator of single cylinder diesel, including outer housing (1), inner housing (2) and diesel engine body (7), feature exists
In: the inner housing (2) is located at the inside of outer housing (1), is uniformly equipped with multiple first on the inner sidewall of the outer housing (1)
Connecting plate (3) is uniformly equipped with multiple second connecting plates (4), first connecting plate on the lateral wall of the inner housing (2)
(3) it is corresponded with the second connecting plate (4), and is connected with noise insulation block (5) between the first connecting plate (3) and the second connecting plate (4),
The internal bottom wall of the inner housing (2) is equipped with sound insulating pad (6), and the bottom wall of the diesel engine body (7) is equipped with mounting plate
(8), and mounting plate (8) is located on sound insulating pad (6), and the driving end of the diesel engine body (7) is equipped with drive rod (13), described
Belt pulley (10) are fixedly installed on drive rod (13).
2. the sound attenuator according to claim 1 for single cylinder diesel, it is characterised in that: mounting plate (8) quadrangle
Be mounted on the roof at place the first fastening bolt (9), each first fastening bolt (9) through mounting plate (8) and every
Sound pad (6) is simultaneously threadedly coupled with the bottom wall of inner housing (2).
3. the sound attenuator according to claim 2 for single cylinder diesel, it is characterised in that: the drive rod (13) is separate
One end of diesel engine body (7) offers jack, and the belt pulley (10) is installed on the side wall of diesel engine body (7) side
Have mounting rod (11), the mounting rod (11) is equipped with and the mutually matched inserted link of jack far from the one end of belt pulley (10)
(12), it is equipped with the second fastening bolt (14) on the lateral wall of the drive rod (13), and the second fastening bolt (14) is through drive
Lever (13) and inserted link (12) setting.
4. the sound attenuator according to claim 3 for single cylinder diesel, it is characterised in that: the outer housing (1) is close
It is offered operation port (15) on the side wall of belt pulley (10) side, elastic cover is installed on the operation port (15), it is described elastic
Through-hole is offered in the middle part of cover.
5. the sound attenuator according to claim 4 for single cylinder diesel, it is characterised in that: the noise insulation block (5) and every
Sound pad (6) is all made of PU sponge material and is made.
6. the sound attenuator according to claim 5 for single cylinder diesel, it is characterised in that: outside the outer housing (1)
Rod aperture corresponding with mounting rod (11) position is offered on side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821124174.9U CN208669434U (en) | 2018-07-16 | 2018-07-16 | Sound attenuator for single cylinder diesel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821124174.9U CN208669434U (en) | 2018-07-16 | 2018-07-16 | Sound attenuator for single cylinder diesel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669434U true CN208669434U (en) | 2019-03-29 |
Family
ID=65829245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821124174.9U Expired - Fee Related CN208669434U (en) | 2018-07-16 | 2018-07-16 | Sound attenuator for single cylinder diesel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208669434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594393A (en) * | 2019-09-18 | 2019-12-20 | 湖北威能达传动有限责任公司 | Wheel set axle gear box |
-
2018
- 2018-07-16 CN CN201821124174.9U patent/CN208669434U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594393A (en) * | 2019-09-18 | 2019-12-20 | 湖北威能达传动有限责任公司 | Wheel set axle gear box |
| CN110594393B (en) * | 2019-09-18 | 2024-09-17 | 湖北威能达动能科技有限公司 | Gear box of wheel set axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20200716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |