CN106499490A - The deafener of general purpose engine - Google Patents
The deafener of general purpose engine Download PDFInfo
- Publication number
- CN106499490A CN106499490A CN201610705372.3A CN201610705372A CN106499490A CN 106499490 A CN106499490 A CN 106499490A CN 201610705372 A CN201610705372 A CN 201610705372A CN 106499490 A CN106499490 A CN 106499490A
- Authority
- CN
- China
- Prior art keywords
- path cover
- deafener
- mask
- conducting element
- cover
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/02—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
In the muffler body (32) of the deafener (20) of general purpose engine (E), the discharge mask (54) of covering outlet (50) is protrusively provided.The path cover (60) for covering the outlet end (54a) for discharging mask (54) is protrusively provided from outlet end (54a) to discharge direction.The conducting element (69) for changing the direction of waste gas (G) is installed on the downstream (60d) of path cover (60).It is formed between mask (54) and the upstream end thereof (60c) of path cover (60) for sucking the suction inlet (64) of extraneous air discharging.(69 to load and unload freely and be supported in path cover (60) in the way of rotating freely for conducting element.
Description
Technical field
The present invention relates to as small-scale workshops machine as such as hay mover driving source come the general purpose engine that uses
Deafener.
Background technology
As the deafener of general purpose engine, it is proposed that various construction (for example, Japanese Patent Publication 01-179117, Japan
Clear No. 56-049221 is opened in fact).In the deafener of the general purpose engine that Japanese Patent Publication 01-179117, in resinous noise reduction
Device cover is provided with the conducting element of aerofluxuss in a rotatable manner, is rotated by making the conducting element, can be by the releasing side of waste gas
To being changed to desired direction.Additionally, in the deafener of the general purpose engine of Japanese Unexamined Patent Publication 56-049221, to rotate certainly
Mode such as is provided with the tail pipe of bending and covers the tail pipe cover of the tail pipe, changes waste gas by making these pipes and cover rotation
Release direction.And, tail pipe cover covers the periphery of tail pipe via insulated space, therefore, by because effect is inhaled in spray from described
The extraneous air of insulated space suction, additionally it is possible to reduce delivery temperature.
However, in the deafener of Japanese Patent Publication 01-179117, conducting element is installed in resinous muffler cover,
Therefore, if conducting element is heated due to aerofluxuss, resin is possible to melt.Additionally, Japanese Unexamined Patent Publication 56-049221 disappears
In sound device, need to shape the tail pipe of curved shape and tail pipe cover, therefore manufacture difficulty, cost is also uprised.Additionally, in order to change
The release direction of waste gas and make tail pipe and the rotation of tail pipe cover, therefore constructing also becomes complicated.
Content of the invention
It is an object of the invention to, there is provided a kind of deafener of general purpose engine, can be inhaled by spray with simply constructing
Effect is reducing delivery temperature, and makes aerofluxuss yawing moment by conducting element.
To achieve these goals, the deafener of general purpose engine of the invention possesses:Mask is discharged, in muffler body
It is protrusively provided, covers outlet;Path cover, cover described discharge mask at least outlet end, from the outlet end to
Discharge direction is projected;And conducting element, the downstream of the path cover is installed on, changes the direction of aerofluxuss;In the outlet
Be formed between cover and the upstream end thereof of the path cover for sucking the suction inlet of extraneous air, the conducting element with load and unload from
As and the mode that rotates freely is supported in the path cover.
According to this composition, the outlet end for discharging mask is provided with path cover, change aerofluxuss direction conducting element with
The mode that loads and unloads freely and rotate freely is supported in the path cover.Thus, only rotated by making conducting element, it becomes possible to change aerofluxuss
Discharge direction.Additionally, being formed between mask and the upstream end thereof of path cover for sucking the suction of extraneous air discharging
Mouthful, therefore, the air that effect is sucked from the suction inlet is inhaled by using spray, can reduce delivery temperature.Like this, by setting
Path cover is put, delivery temperature can be reduced by spraying suction effect, and aerofluxuss are adjusted by conducting element simply to construct
Discharge direction.
It is preferably in the present invention, path cover described in the path cover cuts from cylinder and formed.According to this composition, can
Path cover is constituted with simple construction.
Cut from cylinder in path cover come in the case of being formed, preferably, in the path cover and the conducting element
A side be formed with circumferential slot, be formed with screwed hole in the opposing party, by threaded body is inserted the screwed hole and the week
To groove, the conducting element is installed in the path cover in the way of it can be relatively rotated along the circumferential slot.According to
This composition, can be constituted the rotating mechanism of conducting element with simple construction.
It is preferably in the present invention, the discharge mask is arranged at the outside with cylinder opposition side of the muffler body
Face.According to this composition, it is suppressed that the high temperature of the cylinder caused because of the radiant heat from the high-temperature portion of exhaust cover.The situation
Under, if configured to covered with path cover discharging the substantially overall of mask, then can suppress because from the high-temperature portion for discharging mask
Radiant heat and cause cover deafener shield high temperature.
In the case where discharge mask is arranged at the lateral surface with cylinder opposition side, preferably, the discharge mask will be arranged
Gas is discharged forwards, and the path cover is welded in the side wall and antetheca of the muffler body.According to this composition, path cover quilt
It is firmly engaged at muffler body.Moreover it is preferred that the discharge mask is integrally formed at the noise reduction by cutting
The side wall of device main body.According to this composition, discharge mask is able to easily form.
It is preferably in the present invention, is also equipped with arc arrester, the arc arrester is installed on institute by loading and unloading freely
Muffler body is stated, the outlet is covered.According to this composition, arc arrester is installed on muffler body, and therefore spark puts out
Go out device installation easy.
The combination in any of at least 2 compositions disclosed in claim and/or description and/or accompanying drawing are also contained in this
In bright.Particularly, the combination in any of more than 2 of each claim is also included in the present invention.
Description of the drawings
Following preferred implementation is described by referring to accompanying drawing, the present invention is better understood when.But, embodiment party
Formula and accompanying drawing are used only for illustrating and illustrate, should not be used to construe the scope of the present invention.The scope of the present invention is by claim
Determine.In the accompanying drawings, the same unit number in multiple accompanying drawings represents same or considerable part.
Fig. 1 is the hay mover of the general purpose engine for representing the deafener for being equipped with the first embodiment for possessing the present invention
Axonometric chart.
Fig. 2 is the front cross-sectional view for representing the general purpose engine.
Fig. 3 is the front view for representing the deafener.
Fig. 4 is the side view for representing the deafener.
Fig. 5 is the top view for representing the deafener.
Fig. 6 is the sectional view of the line VI -- VI along Fig. 4.
Fig. 7 is the top view of the path cover of the deafener.
Fig. 8 is the side view of the conducting element for representing the deafener.
Fig. 9 is the upward view for representing the conducting element.
(A) of Figure 10~(C) is the top view of the rotating mechanism for representing the conducting element.
The explanation of reference
10a cylinders;20 deafeners;32 muffler bodies;The side wall of 36a muffler bodies;Before 36b muffler bodies
Wall;50 outlets;54 discharge mask;54a discharges the outlet end of mask;56 arc arresters;60 path covers;60c path covers
Upstream end thereof;The downstream of 60d path covers;62 screwed holes;64 suction inlets;69 conducting elements;75 circumferential slots;80 threaded bodies;E leads to
Use electromotor
Specific embodiment
Hereinafter, referring to the drawings of the invention is preferred embodiment illustrated.
Fig. 1 represent be equipped with the deafener for possessing an embodiment of the invention general purpose engine E, as portable
A kind of hay mover 1 of formula working rig.Hay mover 1 is for example provided with the base end part of the elongated supervisor 2 of aluminium alloy and starts
Machine E, is provided with the rotary cutting knife 3 as power tool in leading section.Inside insert in supervisor 2 has the drive shaft of ferrum system
(not shown), the base end part of drive shaft are linked to electromotor E, and leading section is linked to rotary cutting knife 3.On supervisor 2, starting
The neighbouring position of machine E is provided with the handle 7 of the band 4 for being suspended on shoulder and U-shaped.Operator will be suspended on shoulder to keep with 4
Hay mover 1, the handle 8 that hold the both ends of handle 7 carry out operation, thus, with the cutter 3 driven by electromotor E by weeds etc.
Cut off.The rotating speed of cutter 3 is adjusted by the operation of the throttling rod 9 of the near one end setting in handle.
Fig. 2 is to observe the part section front view of electromotor E from 2 sides of supervisor.Electromotor E is 2 Stroke Engines, has
By the integrally formed cylinder block 10 of cylinder 10a and cylinder head 10b, the cylinder block 10 is linked to crank box 11 and is formed and mobilize owner
Body EB.Spark plug 20 is installed to the screwed hole (not shown) formed by cylinder head 10b by being screwed into.Air-breathing in cylinder 10a
Port 12, is linked with gasifier 14 via heat-insulated insulator 13, is linked with purification of air in the upstream side of the gasifier 14
Device 17.Deafener 20 is connected with the exhaust port 18 of cylinder 10a.Fuel tank 24 is installed in the bottom of crank box 11.
Piston 15 is sliding freely accommodated with the cylinder barrel of the cylinder 10a of cylinder block 10.Piston 15 be supported in crank
The crank axle 21 of case 11 links.In the one end (leading section) of the crank axle 21, through centrifugal clutch 23 as shown in Figure 1, connect
It is knotted the drive shaft of hay mover 1.
As shown in Fig. 2 spark plug 20, cylinder block 10 and deafener 20 are covered by resinous shield 30.Shield 30 is
Main cover portion 30a and secondary cover portion 30b are integrally formed, and are fixed on crank box 11 by bolt (not shown).Cylinder block 10 is by main cover portion
30a is covered, and deafener 20 is covered by secondary cover portion 30b.
On the other hand, the filter house of gasifier 14 and air purifier 17 is by the air purifier lid 28 with 30 split of shield
Cover.In addition, in the embodiment, in shield 30, be integrally provided with main cover portion 30a and secondary cover portion 30b, but can also be by
Shield is formed as just corresponding to the shape of main cover portion 30a and the muffler cover being provided separately with the shield being attached to shield
Construction.
Fig. 3 is the front view of deafener 20, and Fig. 4 is to watch the side view of deafener 20 from the left side of Fig. 1, and Fig. 5 is noise reduction
The top view of device 20, Fig. 6 are the sectional views of the line VI -- VI along Fig. 4.In addition, in Fig. 3,5,6, for convenience of description, omitting
Conducting element described later.Deafener 20 is the box-shaped of substantially cubical steel, as shown in figure 3, internally possess be provided with swollen
The muffler body 32 of swollen room 31.Muffler body 32 has the inner side half shell 34 of 10 side of cylinder (inner side) and cylinder 10
Opposition side (outside) outside half shell 36, constitute the muffler body 32 by combining this 2 half shell 34,36.
As shown in figure 4, in the above-below direction pars intermedia of outside half shell 36, along fore-and-aft direction be formed with side by side towards
2 the first installing holes 38 of left and right directions.As shown in figure 5, in inner side half shell 34 and the first installing hole 38,38 corresponding positions
Put, be formed with the second installing hole 40,40.First and second installing hole 38,40 is connected through cylindrical duct 42 as shown in Figure 6.
In first and second installing hole 38,40, there are 2 bolts 35 from the outside insert of muffler body 32, by by the bolt 35
The screwed hole 29 being screwed into set by cylinder 10, muffler body 32 are supported on cylinder 10.
In the medial surface on the top of the inner side half shell 34 shown in Fig. 3, the stream connected with exhaust port 18 (Fig. 2) is formed with
Entrance 45.On the other hand, in the lateral surface on the top of outside half shell 36, the outlet 50 with ft connection is formed with.
The inside of the muffler body 32 shown in Fig. 6 is divided into first expanding chamber 46 and the downside of upside by demarcation strip 44
Second expanding chamber 48.First expanding chamber 46 is bigger with 48 phase specific capacity of the second expanding chamber.Multiple companies are formed with demarcation strip 44
Through hole 44a, makes the first expanding chamber 46 connect with the second expanding chamber 48 via intercommunicating pore 44a.
In the inside of muffler body 32, the exhaust passageway 49 that the second expanding chamber 48 is connected is formed with outlet 50.
Exhaust passageway 49 be by the path being made up of sheet material formed component 52 by welding come be fixed on outside half shell 36 inner face and
Formed.
Flow into from inflow entrance 45 inside of muffler body 32 waste gas G expand in the first expanding chamber 46 after, pass through
Intercommunicating pore 44a and enter the second expanding chamber 48.Waste gas G the second expanding chamber 48 expansion after, through exhaust passageway 49 to discharge
Discharge outside mouth 50.
The lateral surface on the top of half shell 36 in outside, is provided with the discharge mask 54 for covering outlet 50.That is,
Discharge the lateral surface with 10 opposition side of cylinder that mask 54 is arranged at muffler body 32.Mask 54 is discharged from muffler body 32
It is protrusively provided laterally.In detail, discharge mask 54 by will constitute the side wall 36a of the lateral surface of outside half shell 36 to
Outside carries out cutting shaping and being integrally formed in muffler body 32.As shown in figure 5, discharge mask 54 by waste gas G forwards
Discharge.
The outlet 50 of half shell 36 in outside, is provided with the arc arrester for discharging spark for suppression from deafener 20
(spark arrester)56.Arc arrester 56 is for example made up of wire netting.Arc arrester 56 is covering outlet 50
Mode is configured, and in the present embodiment, the outlet 50 from the lateral surface of outside half shell 36 is to outside half shell 36
And configure.Arc arrester 56 is installed on muffler body 32 by loading and unloading freely by threaded body 58.But it is also possible to
It is not provided with arc arrester 56.
Cover discharge mask 54 outlet end 54a path cover 60 with from outlet end 54a to discharge direction (in this reality
Apply in mode is front) prominent mode arranges.As shown in fig. 7, path cover 60 is by a part of CT of cylindrical duct RP of steel
Cut and constitute.In detail, the rear end from the axial direction of cylindrical duct RP is slightly closer to front to than fore-and-aft direction pars intermedia
Part and removed from part of the central part radially of cylindrical duct RP to inner side (cylinder side).Thus, in path cover 60
Define the first notch 60a towards inner side (cylinder side) and towards rearward second notch 60b.
That is, path cover 60 possesses and being formed with the semicircular cylinder portion 66 of the first notch 60a and being formed with the second otch
The cylindrical portion 68 of portion 60b.In the cylindrical portion 68 of path cover 60, the screwed hole 62 towards above-below direction is formed through.
As shown in figure 5, path cover 60 is formed in side the wall 36a and antetheca 36b of muffler body 32 by welding WL.In detail
Carefully say, the first notch 60a of path cover 60 is soldered with the side wall 36a of outside half shell 36, and the second of path cover 60 cuts
Oral area 60b is soldered with the antetheca 36b of outside half shell 36.So, arc arrester 56 is discharged mask 54 and path cover 60
Cover from outside.
It is formed between mask 54 and the upstream end thereof 60c of path cover 60 for sucking the suction inlet of extraneous air discharging
64.In detail, suction inlet 64 be formed at path cover 60 upstream end thereof 60c and discharge mask 54 outer peripheral face between
Gap.Additionally, as shown in figure 3, being formed between the outer peripheral face of the inner peripheral surface and discharge mask 54 in the semicircular cylinder portion 66 of path cover 60
There is Semicircular insulated space 65.Insulated space 65 is connected with suction inlet 64 (Fig. 5) in rear end, in front end with cylindrical portion 68
Portion connects.
In the downstream 60d of the path cover 60 described in Fig. 4, it is provided with for changing the conducting element 69 of the direction of waste gas G.Lead
Stream part 69 is embedded in the inner peripheral surface of the cylindrical portion 68 of path cover 60, by rotating mechanism described later 70, around the axle of cylindrical portion 68
Heart C1, the axis rotation mode freely i.e. around the downstream 60d of path cover 60 are detachably supported in path cover 60.
Side views of the Fig. 8 for conducting element 69, upward views of the Fig. 9 for conducting element 69.As shown in figure 8, conducting element 69 is by right
Sheet metal carries out Bending Processing and constitutes, the yawing moment portion 74 with substantially cylindric installation portion 72 and half-circle-arc shape.Partially
The axle center C2 for turning direction portion 74 obliquely extends towards front (discharge direction) to radially inner side (lower section of Fig. 4).
In the installation portion 72 of conducting element 69, circumferential slot 75 circumferentially is formed through.In the present embodiment, week
To groove 75 in the circumferential across and about 180 ° of formation, form the week of the semi arch in circumferential scope and the yawing moment portion 74 of circumferential slot 75
Almost consistent to scope.
As shown in figure 9, the installation portion 72 of conducting element 69 is not complete cylinder.That is, installation portion 72 passes through plate
Material Bending Processing is constituted into cylindrical shape, and two ora terminalis 76,76 of its circumference are opposed across gap 78.
As shown in figure 4, the installation portion 72 of conducting element 69 is embedded in the inner peripheral surface of the cylindrical portion 68 of path cover 60.Installation portion 72
Gap 78 (Fig. 9) is formed with a circumferential part, be there is elasticity in the circumferential, therefore, be not only able to conducting element easily
69 are installed to path cover 60, and can be stably supported on path cover 60.
Further, the circumferential slot 75 of conducting element 69 and axial direction (fore-and-aft direction) position one of the screwed hole 62 of path cover 60 are made
In the state of cause, threaded body 80 is screwed togather from top and runs through screwed hole 62, inserted in circumferential slot 75.By above structure like that
Into conducting element 69 is can be installed on path cover 60 in the way of circumferentially groove 75 is relatively rotated.That is, passing through screwed hole
62nd, threaded body 80 and circumferential slot 75, constitute the rotating mechanism 70 of described conducting element 69.
Using Figure 10, the action of the rotating mechanism 70 of conducting element 69 is illustrated.Figure 10 is rotating machine viewed from above
The top view of structure 70, (A) shows the state for making waste gas G towards outside (opposition side of cylinder), and (C) showing makes waste gas G courts
To the state of inner side (cylinder side), both intermediatenesses (B) are shown.(B), in, release towards front via path cover 60
Waste gas G yawing moments (with reference to Fig. 4) downwards by the yawing moment portion 74 of conducting element 69.
Wanting to make waste gas G laterally in the case of yawing moment, loosen threaded body 80, conducting element 69 is made from (B) to D1
Direction rotate.Thus, circumferentially groove 75 is rotated conducting element 69, becomes the state outwardly of (A).(A) in, via path cover
The 60 waste gas G released towards front yawing moments laterally by the yawing moment portion 74 of conducting element 69.
In the case where wanting to make the inside side yawing moments of waste gas G, threaded body 80 is loosened, conducting element 69 is made from (B) to D2
Direction rotate.Thus, circumferentially groove 75 is rotated conducting element 69, becomes the state inwardly of (C).(C) in, via path cover
60 towards front release waste gas G by the yawing moment portion 74 of conducting element 69 inside side yawing moment.
According to present embodiment, only by so loosening threaded body 80 and rotating conducting element 69, it becomes possible to change waste gas G's
Discharge direction.Thereby, it is possible to prevent the body and clothes of the waste gas G of high temperature towards operating personnel.Also, simply in conducting element 69
Forming circumferential slot 75, hole 62 being threaded in path cover 60, therefore the composition of rotating mechanism 70 is also simple.
Additionally, being formed between mask 54 and the upstream end thereof 60c of path cover 60 in discharging shown in Fig. 4 outer for sucking
The suction inlet 64 of portion's air.Therefore, if waste gas G is discharged, sprayed by which and inhale effect, insulated space 65 becomes negative pressure, from suction
Entrance 64 sucks extraneous air AR, and delivery temperature reduces.Like this, by arranging path cover 60, can be led to simply constructing
Cross spray to inhale effect to reduce delivery temperature, and the discharge direction for adjusting waste gas G by conducting element 69.
Path cover 60 cuts from the cylinder RP shown in Fig. 7 and is formed, therefore, it is possible to be constituted path with simple construction
Cover 60.Additionally, the discharge mask 54 shown in Fig. 3 is arranged at the lateral surface with 10 opposition side of cylinder of muffler body 32, so
Inhibit the high temperature of the cylinder 10 thermally-induced because of the radiation of the high-temperature portion from exhaust cover 54.
As shown in figure 5, discharge mask 54 being discharged waste gas G forwards, path cover 60 is engaged in noise reduction by welding WL
Side the wall 36a and antetheca 36b of device main body 32.Thus, path cover 60 is linked to muffler body 32 securely.Additionally, such as Fig. 6
Shown, discharge the side wall 36a that mask 54 is integrally formed at muffler body 32 by cutting.Therefore, outlet is easily formed
Cover 54.
The arc arrester 56 for covering outlet 50 is installed on by loading and unloading freely by the threaded body 58 shown in Fig. 5
Muffler body 32, therefore the installation of arc arrester 56 is easy.
As shown in the double dot dash line 60A of Fig. 4 and 5, or discharge the substantially overall of mask 54 and covered by path cover 60
Lid.Thereby, it is possible to suppress to cause the secondary cover portion of resinous shield 30 because of the radiant heat from the high-temperature portion for discharging mask 54
30b high temperatures.
The present invention is not limited to above embodiment, can carry out without departing from the scope of spirit of the present invention various
Add, change or delete.For example, in the above-described embodiment, circumferential slot 75 is formed in conducting element 69, formed in path cover 60
Screwed hole 62, but can also form circumferential slot 75 in path cover 60, screwed hole 62 is formed in conducting element 69.Above-mentioned enforcement
In mode, discharge mask 54 and muffler body is integrally formed at by cutting, but discharge the construction not limited to this of mask, example
Can also such as be that the pipe component of split is installed on muffler body by welding.
In above-mentioned embodiment, path cover 60 only cover discharge mask 54 outlet end 54a, but as long as path cover 60
Cover at least outlet end 54a for discharging mask 54, it is also possible to cover the entirety for discharging mask 54.Additionally, electromotor E can
To be 4 Stroke Engines, and can also be that cylinder and cylinder head are split.Additionally, the deafener of the present invention can also be applied
The electromotor of the working rig beyond the hay movers such as electromotor, pump, aerator, lawn mower.Therefore, such situation is also wrapped
Containing within the scope of the invention.
Claims (8)
1. a kind of deafener of general purpose engine, which possesses:
Mask is discharged, is protrusively provided in muffler body, cover outlet;
Path cover, covers at least outlet end for discharging mask, prominent to discharge direction from the outlet end;And
Conducting element, is installed on the downstream of the path cover, changes the direction of aerofluxuss;
It is formed between mask and the upstream end thereof of the path cover for sucking the suction inlet of extraneous air in described discharge,
The conducting element is to load and unload freely and be supported in the path cover in the way of rotating freely.
2. such as the deafener that claim 1 is recorded,
The path cover cuts from cylinder and is formed.
3. such as the deafener that claim 2 is recorded,
A side in the path cover and the conducting element is formed with circumferential slot, is formed with screwed hole in the opposing party,
By threaded body inserted the screwed hole and the circumferential slot, the conducting element is can enter along the circumferential slot
The mode that row is relatively rotated is installed in the path cover.
4. such as the deafener that any one of claims 1 to 3 is recorded,
The discharge mask is arranged at the lateral surface with cylinder opposition side of the muffler body.
5. such as the deafener that claim 4 is recorded,
The path cover covers the substantially overall of the discharge mask.
6. such as the deafener that claim 4 or 5 is recorded,
Aerofluxuss are discharged by the discharge mask forwards,
The path cover is welded in the side wall and antetheca of the muffler body.
7. such as the deafener that any one of claim 4 to 6 is recorded,
The discharge mask is integrally formed in the side wall of the muffler body by cutting.
8. such as the deafener that any one of claim 1 to 7 is recorded,
Arc arrester is also equipped with, the arc arrester is installed on the muffler body by loading and unloading freely, covers institute
State outlet.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015175517A JP6498086B2 (en) | 2015-09-07 | 2015-09-07 | General-purpose engine muffler |
JP2015-175517 | 2015-09-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106499490A true CN106499490A (en) | 2017-03-15 |
CN106499490B CN106499490B (en) | 2019-05-07 |
Family
ID=58291260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610705372.3A Expired - Fee Related CN106499490B (en) | 2015-09-07 | 2016-08-23 | The muffler of general purpose engine |
Country Status (2)
Country | Link |
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JP (1) | JP6498086B2 (en) |
CN (1) | CN106499490B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109036361A (en) * | 2017-06-09 | 2018-12-18 | Smc株式会社 | Muffler and the injector for using muffler |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR112020018551B1 (en) | 2018-03-30 | 2022-09-06 | Honda Motor Co., Ltd | GENERAL PURPOSE ENGINE |
PE20210609A1 (en) | 2018-03-30 | 2021-03-23 | Honda Motor Co Ltd | GENERAL USE ENGINE |
WO2019187083A1 (en) | 2018-03-30 | 2019-10-03 | 本田技研工業株式会社 | General purpose engine |
ES2960394T3 (en) | 2018-08-30 | 2024-03-04 | Honda Motor Co Ltd | general purpose engine |
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CN101473114A (en) * | 2006-06-21 | 2009-07-01 | 富世华智诺株式会社 | Muffler |
CN202348400U (en) * | 2011-11-24 | 2012-07-25 | 常州东仕豪机械制造有限公司 | Simple silencer |
CN104153863A (en) * | 2014-06-24 | 2014-11-19 | 浙江亚特电器有限公司 | Catalytic agent silencer capable of lowering exhaust temperature |
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JPS5650112Y2 (en) * | 1976-07-16 | 1981-11-24 | ||
JPS6113688Y2 (en) * | 1980-09-29 | 1986-04-28 | ||
JPH07663Y2 (en) * | 1989-04-12 | 1995-01-11 | 富士ロビン株式会社 | Exhaust elbow mounting structure for backpack mowers |
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US4142607A (en) * | 1976-09-25 | 1979-03-06 | Firma Andreas Stihl | Silencer, especially for portable motor chain saws |
JPH01179117U (en) * | 1988-06-09 | 1989-12-22 | ||
US20050217931A1 (en) * | 2004-04-05 | 2005-10-06 | Mtd Products Inc | Method and apparatus for venting exhaust gas from an engine |
CN101473114A (en) * | 2006-06-21 | 2009-07-01 | 富世华智诺株式会社 | Muffler |
CN202348400U (en) * | 2011-11-24 | 2012-07-25 | 常州东仕豪机械制造有限公司 | Simple silencer |
CN104153863A (en) * | 2014-06-24 | 2014-11-19 | 浙江亚特电器有限公司 | Catalytic agent silencer capable of lowering exhaust temperature |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109036361A (en) * | 2017-06-09 | 2018-12-18 | Smc株式会社 | Muffler and the injector for using muffler |
CN109036361B (en) * | 2017-06-09 | 2024-01-26 | Smc株式会社 | Muffler and ejector using the same |
Also Published As
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CN106499490B (en) | 2019-05-07 |
JP6498086B2 (en) | 2019-04-10 |
JP2017053233A (en) | 2017-03-16 |
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