CN207905889U - Portable distance increasing unit with silencing function exhaust system - Google Patents
Portable distance increasing unit with silencing function exhaust system Download PDFInfo
- Publication number
- CN207905889U CN207905889U CN201721900289.8U CN201721900289U CN207905889U CN 207905889 U CN207905889 U CN 207905889U CN 201721900289 U CN201721900289 U CN 201721900289U CN 207905889 U CN207905889 U CN 207905889U
- Authority
- CN
- China
- Prior art keywords
- distance increasing
- increasing unit
- silencing
- exhaust pipe
- exhaust system
- 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.)
- Expired - Fee Related
Links
- 230000030279 gene silencing Effects 0.000 title claims abstract description 91
- 239000002828 fuel tank Substances 0.000 claims abstract description 27
- 238000005243 fluidization Methods 0.000 claims 1
- 230000006870 function Effects 0.000 description 18
- 230000008450 motivation Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a kind of portable distance increasing units with silencing function exhaust system, including：Distance increasing unit main body is made of engine, generator, controller and filter；Fuel tank is set in the distance increasing unit main body outside and a formed U-shaped cavity；Support column is vertically arranged on fuel tank bottom surface, is used to support the distance increasing unit main body；Escape pipe, one end are connect with the exhaust outlet of the distance increasing unit main body；Silencing exhaust pipe is connected to the other end of the escape pipe vertically, and spiral groove is provided within one week along inner wall.The portable distance increasing unit with silencing function exhaust system of the utility model, exhaust pipe and muffler are combined together, and distance increasing unit main body is simple in structure in the fuel tank, lightweight and portable in volume and reduce cost.
Description
Technical field
The utility model belongs to technical field of vehicle, is related to a kind of automobile-used distance increasing unit, having noise reduction more particularly to one kind
The portable distance increasing unit of function exhaust system.
Background technology
Distance increasing unit refers generally to provide additional electric energy and cause vehicle that can exercise more remote parts.Tradition
Distance increasing unit in meaning refers to the combination of engine and generator.The exhaust system of existing distance increasing unit is usually by muffler and exhaust
Pipe is provided separately, and not only increases the volume of distance increasing unit, and complicated structure also increases the cost of distance increasing unit.
In addition, since distance increasing unit body shape is complicated, the fuel tank of distance increasing unit is usually supported at the top of generator, virtually
The volume for increasing distance increasing unit, for portable distance increasing unit, it is even more the most important thing to reduce volume.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide one kind having silencing function exhaust
The portable distance increasing unit of system, exhaust pipe and muffler are combined together, and distance increasing unit main body is in fuel tank, structure letter
It is single, lightweight and portable in volume and reduce cost.
The utility model is achieved through the following technical solutions：
A kind of portable distance increasing unit with silencing function exhaust system, including：
Distance increasing unit main body is made of engine, generator, controller and filter；
Fuel tank is set in the distance increasing unit main body outside and a formed U-shaped cavity；
Support column is vertically arranged on fuel tank bottom surface, is used to support the distance increasing unit main body；
Escape pipe, one end are connect with the exhaust outlet of the distance increasing unit main body；
Silencing exhaust pipe is connected to the other end of the escape pipe vertically, and spiral groove is provided within one week along inner wall.
In the above-mentioned technical solutions, the fuel tank top is provided with pouring orifice.
In the above-mentioned technical solutions, the support column is on the front, rear, left and right four direction of distance increasing unit bottom part body
Each setting one.
In the above-mentioned technical solutions, the escape pipe is horizontally disposed, and inner wall is smooth surface, outlet end be welded with
Its perpendicular silencing exhaust pipe.
In the above-mentioned technical solutions, the bottom end of the silencing exhaust pipe is provided with hickey, for connecting external disappear
Sound exhaust pipe.
In the above-mentioned technical solutions, the internal structure of the external silencing exhaust pipe includes spiral groove, choked flow column, choked flow
Plate thrin or arbitrary combination.
In the above-mentioned technical solutions, inner wall one week from top to bottom spiral of the spiral groove along external silencing exhaust pipe
Setting.
In the above-mentioned technical solutions, the length of the choked flow column is less than the 1/2 of external silencing exhaust pipe caliber, scattering device
In the inner wall one week of external silencing exhaust pipe and perpendicular.
In the above-mentioned technical solutions, the length of the spoiler is the 2/3 of external silencing exhaust pipe caliber, staggered relative
The inner wall both sides of external silencing exhaust pipe are set to, the one end not connect with inner wall tilts down.
In the above-mentioned technical solutions, female adapter is respectively set in the both ends of the external silencing exhaust pipe and external screw thread connects
Head.
Compared with prior art, the advantages of the utility model and advantageous effect is：
1, the utility model have the structure of the portable distance increasing unit of silencing function exhaust system simple, lightweight and portable in volume and at
This is cheap；
2, there is the utility model the portable distance increasing unit of silencing function exhaust system to be incorporated in exhaust pipe and muffler
Together, the volume for reducing distance increasing unit enhances its portability；
3, there is the utility model the portable distance increasing unit of silencing function exhaust system the main body of distance increasing unit is embedded in oil
In case, it is effectively utilized space；
4, the utility model has the silencing exhaust pipe of the portable distance increasing unit of silencing function exhaust system can be external more
The silencing exhaust pipe of kind different structure, use scope are more extensive.
Description of the drawings
Fig. 1 is the vertical view of a specific embodiment of the utility model；
Fig. 2 is the A direction views in Fig. 1；
Fig. 3 is the sectional view of external silencing exhaust pipe in embodiment 1；
Fig. 4 is the sectional view of external silencing exhaust pipe in embodiment 2；
Fig. 5 is the sectional view of external silencing exhaust pipe in embodiment 3.
Wherein：1, fuel tank；2, pouring orifice；3, distance increasing unit main body；4, escape pipe；5, silencing exhaust pipe；6, support column；7, spiral shell
Line interface.
Specific implementation mode
1-5 is described in further detail the utility model with specific embodiment below in conjunction with the accompanying drawings.It needs to illustrate
Be：Following embodiments are illustrative, are not restrictive, and the protection of the utility model cannot be limited with following embodiments
Range.
Embodiment 1
By Fig. 1 and figure as it can be seen that a kind of portable distance increasing unit with silencing function exhaust system, including fuel tank 1, distance increasing unit
Main body 3, escape pipe 4, silencing exhaust pipe 5, support column 6 and external silencing exhaust pipe 5；
Distance increasing unit main body 3 is made of engine, generator, controller and filter；
Fuel tank 1 is set in outside distance increasing unit main body 3 and a formed U-shaped cavity, and top is in closed state, is arranged thereon
There is the pouring orifice 2 convenient for refueling into fuel tank 1, is vertically arranged with support column 6 on 1 bottom surface of fuel tank, is separately positioned on distance increasing unit
On the front, rear, left and right four direction of 3 bottom of main body, one is arranged in each direction, is used to support distance increasing unit main body 3；
There is the utility model the portable distance increasing unit of silencing function exhaust system distance increasing unit main body 3 is embedded in fuel tank 1
It is interior, it is effectively utilized space.
Escape pipe 4 is horizontally disposed, and inner wall is smooth surface, and one end and the exhaust outlet of 3 intrinsic motivation of distance increasing unit main body connect
It connects, the other end is welded with the silencing exhaust pipe 5 perpendicular with it, is arranged from top to bottom within one week along inner wall in the silencing exhaust pipe 5
There are spiral groove, bottom end to be provided with external screw joint, be connected with external silencing exhaust pipe 5 thereon, referring to Fig. 3 it is found that this is outer
The internal structure for connecing silencing exhaust pipe 5 is：Along the inner wall one week of external silencing exhaust pipe 5, to be provided with spiral recessed for spiral from top to bottom
Slot, air-flow carry out preliminary noise reduction by the spiral groove on 5 inner wall of silencing exhaust pipe, continue through in external silencing exhaust pipe 5
Spiral groove on wall carries out noise reduction again, is finally discharged.
Exhaust pipe and muffler are incorporated in by the portable distance increasing unit with silencing function exhaust system of the utility model
Together, the volume for reducing distance increasing unit enhances its portability.
Embodiment 2
By Fig. 1 and figure as it can be seen that a kind of portable distance increasing unit with silencing function exhaust system, including fuel tank 1, distance increasing unit
Main body 3, escape pipe 4, silencing exhaust pipe 5, support column 6 and external silencing exhaust pipe 5；
Distance increasing unit main body 3 is made of engine, generator, controller and filter；
Fuel tank 1 is set in outside distance increasing unit main body 3 and a formed U-shaped cavity, and top is in closed state, is arranged thereon
There is the pouring orifice 2 convenient for refueling into fuel tank 1, is vertically arranged with support column 6 on 1 bottom surface of fuel tank, is separately positioned on distance increasing unit
On the front, rear, left and right four direction of 3 bottom of main body, one is arranged in each direction, is used to support distance increasing unit main body 3；
There is the utility model the portable distance increasing unit of silencing function exhaust system distance increasing unit main body 3 is embedded in fuel tank 1
It is interior, it is effectively utilized space.
Escape pipe 4 is horizontally disposed, and inner wall is smooth surface, and one end and the exhaust outlet of 3 intrinsic motivation of distance increasing unit main body connect
It connects, the other end is welded with the silencing exhaust pipe 5 perpendicular with it, is arranged from top to bottom within one week along inner wall in the silencing exhaust pipe 5
There are spiral groove, bottom end to be provided with external screw joint, be connected with external silencing exhaust pipe 5 thereon, referring to Fig. 4 it is found that this is outer
The internal structure for connecing silencing exhaust pipe 5 is：Along the inner wall one week of external silencing exhaust pipe 5, to be provided with spiral recessed for spiral from top to bottom
Slot, scattering device has the choked flow column vertical with 5 inner wall of external silencing exhaust pipe on the inner wall of the spiral groove, which is circle
Cylindricality column structure, length are less than the 1/2 of 5 caliber of external silencing exhaust pipe, and air-flow passes through the spiral on 5 inner wall of silencing exhaust pipe
Groove carries out preliminary noise reduction, continues through the spiral groove on 5 inner wall of external silencing exhaust pipe and stops progress via choked flow column
Noise reduction again is finally discharged.
Exhaust pipe and muffler are incorporated in by the portable distance increasing unit with silencing function exhaust system of the utility model
Together, the volume for reducing distance increasing unit enhances its portability.
Embodiment 3
By Fig. 1 and figure as it can be seen that a kind of portable distance increasing unit with silencing function exhaust system, including fuel tank 1, distance increasing unit
Main body 3, escape pipe 4, silencing exhaust pipe 5, support column 6 and external silencing exhaust pipe 5；
Distance increasing unit main body 3 is made of engine, generator, controller and filter；
Fuel tank 1 is set in outside distance increasing unit main body 3 and a formed U-shaped cavity, and top is in closed state, is arranged thereon
There is the pouring orifice 2 convenient for refueling into fuel tank 1, is vertically arranged with support column 6 on 1 bottom surface of fuel tank, is separately positioned on distance increasing unit
On the front, rear, left and right four direction of 3 bottom of main body, one is arranged in each direction, is used to support distance increasing unit main body 3；
There is the utility model the portable distance increasing unit of silencing function exhaust system distance increasing unit main body 3 is embedded in fuel tank 1
It is interior, it is effectively utilized space.
Escape pipe 4 is horizontally disposed, and inner wall is smooth surface, and one end and the exhaust outlet of 3 intrinsic motivation of distance increasing unit main body connect
It connects, the other end is welded with the silencing exhaust pipe 5 perpendicular with it, is arranged from top to bottom within one week along inner wall in the silencing exhaust pipe 5
There are spiral groove, bottom end to be provided with external screw joint, be connected with external silencing exhaust pipe 5 thereon, referring to Fig. 5 it is found that this is outer
The internal structure for connecing silencing exhaust pipe 5 is：Along the inner wall one week of external silencing exhaust pipe 5, to be provided with spiral recessed for spiral from top to bottom
Slot, staggered relative is provided with the spoiler with the inclined angle of 5 inner wall of external silencing exhaust pipe on the inner wall of the spiral groove, not
The one end being connect with inner wall tilts down 30 °, which is plane tabular structure, and length is 5 caliber of external silencing exhaust pipe
2/3, air-flow carries out preliminary noise reduction by spiral groove on 5 inner wall of silencing exhaust pipe, continues through external silencing exhaust pipe 5
Spiral groove on inner wall simultaneously carries out noise reduction again via the blocking of spoiler, is finally discharged.
Exhaust pipe and muffler are incorporated in by the portable distance increasing unit with silencing function exhaust system of the utility model
Together, the volume for reducing distance increasing unit enhances its portability.
The both ends of the external silencing exhaust pipe 5 of the portable distance increasing unit with silencing function exhaust system of the utility model
Female adapter and male connection is respectively set, the length of exhaust pipe can be changed according to actual use situation, the scope of application is more
Extensively.
Compared with the fixing device for car lamp of other existing electric bicycles, the utility model has following more obviously excellent
Point：Simple in structure, lightweight and portable in volume and of low cost, silencing exhaust pipe are capable of the external noise reduction exhaust of external a variety of different structures
Pipe, use scope are more extensive.
Illustrative description has been done to the utility model above, it should explanation, in the core for not departing from the utility model
In the case of the heart, it is any it is simple deformation, modification or other skilled in the art can not spend creative work etc.
The scope of protection of the utility model is each fallen with replacing.
Claims (10)
1. a kind of portable distance increasing unit with silencing function exhaust system, it is characterised in that：Distance increasing unit main body, by engine,
Generator, controller and filter composition；
Fuel tank is set in the distance increasing unit main body outside and a formed U-shaped cavity；
Support column is vertically arranged on fuel tank bottom surface, is used to support the distance increasing unit main body；
Escape pipe, one end are connect with the exhaust outlet of the distance increasing unit main body；
Silencing exhaust pipe is connected to the other end of the escape pipe vertically, and spiral groove is provided within one week along inner wall.
2. the portable distance increasing unit according to claim 1 with silencing function exhaust system, it is characterised in that：Described
Fuel tank top is provided with pouring orifice.
3. the portable distance increasing unit according to claim 1 with silencing function exhaust system, it is characterised in that：Described
Support column is respectively arranged one on the front, rear, left and right four direction of distance increasing unit bottom part body.
4. the portable distance increasing unit according to claim 1 with silencing function exhaust system, it is characterised in that：Described
Escape pipe is horizontally disposed, and inner wall is smooth surface, and outlet end is welded with the silencing exhaust pipe perpendicular with it.
5. the portable distance increasing unit according to claim 1 with silencing function exhaust system, it is characterised in that：Described
The bottom end of silencing exhaust pipe is provided with hickey, for connecting external silencing exhaust pipe.
6. the portable distance increasing unit according to claim 5 with silencing function exhaust system, it is characterised in that：It is described outer
The internal structure for connecing silencing exhaust pipe includes spiral groove, choked flow column, spoiler thrin or arbitrary combination.
7. the portable distance increasing unit according to claim 6 with silencing function exhaust system, it is characterised in that：Described
Inner wall one week from top to bottom spiral setting of the spiral groove along external silencing exhaust pipe.
8. the portable distance increasing unit according to claim 6 with silencing function exhaust system, it is characterised in that：The resistance
The length of fluidization tower is less than the 1/2 of external silencing exhaust pipe caliber, and scattering device is in one Zhou Bingyu of inner wall of external silencing exhaust pipe
It is vertical.
9. the portable distance increasing unit according to claim 6 with silencing function exhaust system, it is characterised in that：Described
The length of spoiler is the 2/3 of external silencing exhaust pipe caliber, and staggered relative is set to the inner wall both sides of external silencing exhaust pipe,
The one end not connect with inner wall tilts down.
10. having the portable distance increasing unit of silencing function exhaust system according to claim 5-9 any one of them, feature exists
In：Female adapter and male connection is respectively set in the both ends of the external silencing exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721900289.8U CN207905889U (en) | 2017-12-29 | 2017-12-29 | Portable distance increasing unit with silencing function exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721900289.8U CN207905889U (en) | 2017-12-29 | 2017-12-29 | Portable distance increasing unit with silencing function exhaust system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207905889U true CN207905889U (en) | 2018-09-25 |
Family
ID=63565749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721900289.8U Expired - Fee Related CN207905889U (en) | 2017-12-29 | 2017-12-29 | Portable distance increasing unit with silencing function exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207905889U (en) |
-
2017
- 2017-12-29 CN CN201721900289.8U patent/CN207905889U/en not_active Expired - Fee Related
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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: 20180925 |