CN201140755Y - Single-fuel gas two-wheel motorcycle - Google Patents
Single-fuel gas two-wheel motorcycle Download PDFInfo
- Publication number
- CN201140755Y CN201140755Y CNU2007201882599U CN200720188259U CN201140755Y CN 201140755 Y CN201140755 Y CN 201140755Y CN U2007201882599 U CNU2007201882599 U CN U2007201882599U CN 200720188259 U CN200720188259 U CN 200720188259U CN 201140755 Y CN201140755 Y CN 201140755Y
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- gas cylinder
- gas
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- unit ecu
- spray
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- 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
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
A single fuel gas double wheel motorcycle is provided. A gas cylinder is arranged on the upper portion of an engine, which is connected with a gas inlet of a pressure relief valve after connected in turn with a pressure gauge sensor and a gas charging valve. The gas outlet of the pressure relief valve is communicated with a spray rail, the output of the spray rail is connected with a gas inlet of a spray nozzle through a pipe, the outlet of the spray nozzle is communicated with the gas inlet pipe of the engine, the spray rail is further connected with a spray control signal output interface of an electric spray control unit ECU through a wire, the pressure input interface of the electric spray control unit ECU is connected with the pressure gauge sensor, and the display signal output interface of the electric spray control unit ECU is connected with an instrument through a wire. The utility model can use compressed natural gas as fuel, greatly reduces usage cost, and reduces environment pollution. The motorcycle has the characteristics of easy application, simple control, convenient usage, simple debugging, excellent starting performance, and stable idle speed and high speed and the like, which is suitable for the application and popularization in large scale.
Description
Technical field
The utility model relates to and belongs to technical field of motorcycles, specifically, relates to a kind of single fuel gas two-wheeled motor vehicle.
Background technology
At present, the two-wheeled motor vehicle of domestic production mainly is to provide power with spark ignition engine, it be utilize mix in gasoline in the fuel tank and the air admission carburettor in the empty filter after, be inhaled into work by combustion in the engine cylinder and produce power, it pollutes big, the oil consumption height.Along with the rise of oil price and the raising of environmental demands, the more and more requirement of incompatibility social development of single fuel gasoline driving engine motor bike.
Meanwhile, the two-wheeled vehicle of clean energy resource has appearred on the market adopting, all with fuel cell and autogas substitute as gasoline, though fuel cell can solve oil consumption and pollution problem, but, make it be difficult to dominate the market as the vehicle of maturation owing to there is the outstanding problem that dynamic property is not good and mileages of continuation is not long; Adopt the two-wheeled vehicle of autogas, though solved pollution and dynamic property problem, but still can't break away from dependence to oil.
CNG is the abbreviation of compression natural gas.CNG is nontoxic, tasteless, colourless gas.Have price low, do not contain carcinogens such as benzene, lead, sulphur (exhaust pollution be gasoline 1/3), and the work area does not have carbon distribution, does not dilute machine oil, engine wear little (can save 50% machine oil expense and automotive servicing expense), reserves enrich, are convenient to store characteristics such as transportation, are present ideal gasoline substitutes.Along with maturation and Infrastructure such as aerating net perfect of Compressed Natural Gas Technology on automobile is used, making becomes possibility with this technology transplant on motor bike.Test result shows that the bunkerage that the CNG car is hundred kilometers is about 20% of a regular-grade gasoline car, and economic benefit is fairly obvious.
Under such prospect, many moneys CNG two-wheeled motor vehicle has appearred on the market, but all be adopt 20Mpa compression natural gas after three grades of decompressions, negative pressure sucks in the mixer and air-blending, enters the easy means of driving engine internal combustion then.This mode exists that debug difficulties, startability are poor, unstable idle speed, send out and fatal shortcoming such as tell at a high speed, and not improving structure can't be solved at all.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of and debugs conveniently, also can effectively eliminate and send out single fuel gas two-wheeled motor vehicle of telling at a high speed.
The technical solution of the utility model is as follows: a kind of single fuel gas two-wheeled motor vehicle, empty filter and driving engine are installed on vehicle body, its hollow filter is connected with the admission port of throttle gate by pipeline, the air extractor duct of throttle gate joins by the cylinder of engine air inlet tube and driving engine, on the control drag-line of throttle gate, throttle position sensor is installed, this throttle position sensor joins by the Throttle Position input interface of lead and electric spraying control unit ECU, the bent axle input interface of electric spraying control unit ECU is connected with in-engine binary pair, light-up plug on the engine cylinder joins by the mouth of lead and high-tension coil, and the input end of high-tension coil is connected on the firing unit; Gas cylinder is installed above described driving engine, after this gas cylinder connects pressure gauge sensor and charge valve successively by pipeline, join with the admission port of reducing valve, its key is: the air extractor duct of described reducing valve communicates with the import of spray rail, the outlet of this spray rail is connected with the admission port of nozzle by pipeline, and the air extractor duct of nozzle communicates with described engine air inlet tube; Described spray rail also is connected with the injection control signal output interface of electric spraying control unit ECU by lead, the air pressure input interface of this electric spraying control unit ECU is connected with pressure gauge sensor, and the shows signal output interface of electric spraying control unit ECU joins by lead and instrument.
The utlity model has the natural gas supply system of forming by gas cylinder, pressure gauge sensor, charge valve, reducing valve, spray rail, nozzle, engine air inlet tube and driving engine.The spray rail is a high-frequency electromagnetic valve, the break-make of spray rail and the emitted dose of natural fuels are controlled by electric spraying control unit ECU, electric spraying control unit ECU slave flipflop (crank-position sensor) is gathered the impulse singla of magneto generator, add the pilot control signal of gathering from throttle position sensor, use the math modeling that configures in advance to carry out real time operation, and after using the correction data to revise, the amount of natural gas that output signal control is sprayed from the spray rail; Simultaneously, by firing unit control ignition number of times and point of ignition, satisfy the operating needs of Under Different Work Condition of Engine.
Pressure gauge sensor divides 5 groups to be arranged in order to the natural pressure force signal of electric spraying control unit ECU input from high to low, and shows by cooresponding LED on the instrument, so that chaufeur is held pressure information at any time.
The utility model adopts natural fuels as the major impetus source, has not only reduced cost but also solved pollution problem; Simultaneously, because natural fuels adopts EFI control, but deliverability of gas and supply time accuracy control as required, so not only debugging is convenient, eliminated to send out at a high speed and disadvantage such as told, and the startability of motor bike is good, and idling is stable.
Above-mentioned gas cylinder is obliquely installed in the bending part at vehicle body middle part, is provided with the gas cylinder cover of upholstery above gas cylinder, and the bottom of this gas cylinder cover of upholstery is fixed on the support tube, and described support tube is positioned at the both sides of gas cylinder.Support tube both can be used as gas cylinder cover of upholstery support, can play the effect of protection gas cylinder again.
In order to make structure compact more, the shape and the gas cylinder of above-mentioned gas cylinder cover of upholstery bottom surface adapt, and the gas cylinder cover of upholstery is gone into the upper lid of gas cylinder wherein.
Above-mentioned gas cylinder is fixed on the vehicle body by anchor ear, at the air extractor duct place of gas cylinder the bottleneck valve is housed.Gas cylinder is the special-purpose gas cylinder that stores compression natural gas, can select safety durable for use, the steel gas cylinder that plot ratio is high, and to dispose fusing point be the safety anti-explosive diaphragm that 95～105 ℃ fusible plug and damaged pressure are 25～30Mpa; Gas cylinder adopts the anchor ear structure to install, and can conveniently take out gas cylinder and overhaul; The bottleneck valve can cut out the passage that natural fuels is supplied with where necessary.
Be simplified structure, cost-cutting, above-mentioned firing unit can be integrated in the electric spraying control unit ECU, be provided with one and the corresponding ignition control signal output interface of firing unit on electric spraying control unit ECU, this ignition control signal output interface is connected with the input end of described high-tension coil by lead.
Beneficial effect: the utility model uses compression natural gas to act as a fuel, and greatly reduces use cost, has reduced environmental pollution; Natural fuels adopts EFI control, but deliverability of gas and supply time accuracy control as required, and so not only debugging is convenient, eliminated to send out at a high speed and disadvantage such as told, and the startability of motor bike is good, idling and stable at a high speed.The utility model is implemented easily, and control is simple, and is easy to use, is suitable for large-scale promotion application.
Description of drawings
Structural representation when Fig. 1 does not install the gas cylinder cover of upholstery for the utility model
Fig. 2 is the back view of Fig. 1.
Fig. 3 installs structural representation after the gas cylinder cover of upholstery for the utility model
Fig. 4 is the connection diagram of gas supply system of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As Fig. 1, Fig. 2, shown in Figure 3,22, this steering handle 22 is connected with front-wheel 20 by front fork 21 at the top installation direction of vehicle body 1 front end.The rear portion of vehicle body 1 is connected with trailing wheel 23 by rear arm 24, and back shelf 19 are installed in the afterbody of vehicle body 1.In the bending part at vehicle body 1 middle part, the gas cylinder 8 that is obliquely installed is installed by anchor ear 17, in the both sides of gas cylinder 8 support tube 16 is installed respectively, the direction standpipe of the front end of support tube 16 and headstock 22 belows is fixed, and the rear end of support tube 16 is fixed on the position that vehicle body 1 is positioned at rear shock absorber 28 tops.Gas cylinder cover of upholstery 3 is positioned at the top of the front side gas cylinder 8 of cushion 4, and is fixedly mounted on the support tube 16, and the shape and the gas cylinder 8 of these gas cylinder cover of upholstery 3 bottom surfaces adapt, and gas cylinder cover of upholstery 3 is gone into the upper lid of gas cylinder 8 wherein.
From Fig. 1, Fig. 2, Fig. 3 and Fig. 4, as can be known, below vehicle body 1 middle part bending part, driving engine 6 is installed, in this driving engine 6 binary pair 13 is installed, light-up plug 31 is installed on the cylinder of driving engine 6.Empty filter 2 and throttle gate 5 are installed in last the place ahead of driving engine 6, and its hollow filter 2 is connected by the admission port of tracheae with throttle gate 5, and the air extractor duct of throttle gate is connected with the cylinder of driving engine 6 by engine air inlet tube 30.On throttle gate 5, be connected with the throttle-valve control drag-line 27 of control throttle opening, throttle position sensor 14 is installed on this throttle-valve control drag-line 27.
From Fig. 1, Fig. 2, Fig. 3 and Fig. 4 also as can be known, after gas cylinder 8 connects pressure gauge sensor 9 and charge valve 10 successively by pipeline, join with the admission port of reducing valve 11, reducing valve 11 is a secondary formula reducing valve, the air extractor duct of this reducing valve 11 communicates by the import of pipeline with spray rail 12, spray rail 12 is high-frequency electromagnetic valves, and the outlet of this spray rail 12 is connected by the admission port of pipeline with nozzle 29, and the air extractor duct of nozzle 29 communicates with described engine air inlet tube 30.Gas cylinder 8, pressure gauge sensor 9, charge valve 10, reducing valve 11, spray rail 12, nozzle 29, engine air inlet tube 30 and driving engine 6 are formed natural gas supply system, and the conducting of natural gas supply system is by 12 controls of spray rail.Bottleneck valve 18 is equipped with at air extractor duct place at gas cylinder 8, so that close the passage that natural fuels is supplied with where necessary.Reducing valve 11 is installed in vehicle body 1 bottom, driving engine 6 left sides, and the hot gas that utilizes air-cooled driving engine 6 to distribute is heated to the admission port of reducing valve 11, prevents that admission port ice is stifled.Charge valve 10, pressure gauge sensor 9 are installed in the bottleneck side of gas cylinder 8, help shortening pipeline, be convenient to inspect residue tolerance and aerating.
From Fig. 2, Fig. 4 as can be known, on the next door of steering handle 22 electric spraying control unit ECU 15 is set, integrated firing unit (not drawing among the figure) in the electric spraying control unit ECU 15 is provided with one and the corresponding ignition control signal output interface of firing unit on electric spraying control unit ECU 15.Described electric spraying control unit ECU 15, pressure gauge sensor 9, throttle position sensor 14 and spray rail 12 are by storage battery 25 power supplies, the Throttle Position input interface of electric spraying control unit ECU 15 joins by lead and throttle position sensor 14, the bent axle input interface of electric spraying control unit ECU 15 is connected by the binary pair 13 in lead and the driving engine 6, the ignition control signal output interface of electric spraying control unit ECU 15 is connected by the input end of lead with high-tension coil 7, the mouth of high-tension coil 7 joins by the light-up plug 31 on lead and driving engine 6 cylinders, and the injection control signal output interface of electric spraying control unit ECU 15 is connected with spray rail 12 by lead.The air pressure input interface of described electric spraying control unit ECU 15 is connected with pressure gauge sensor 9 by lead, and the shows signal output interface of electric spraying control unit ECU 15 joins by lead and instrument 26, and instrument 26 is installed on the instrument desk of headstock.Pressure gauge sensor 9 divides 5 groups to be arranged in order to the natural pressure force signal of electric spraying control unit ECU 15 inputs from high to low, and shows by cooresponding LED on the instrument 26, so that chaufeur is held pressure information at any time.
During natural gas supply system work, driving engine 6 runnings, electric spraying control unit ECU 15 slave flipflops 13 are gathered the ignition pulse signal of magneto generator, simultaneously, the control action of chaufeur is moved on slide rail by the slide block that throttle-valve control drag-line 27 drives in the throttle position sensor 14, the slide block cutting magnetic line, change the voltage signal of output, the pilot control signal is passed to electric spraying control unit ECU 15, electric spraying control unit ECU15 uses the math modeling that configures in advance to carry out real time operation, and after using the correction data to revise, output signal control spray rail 12 and high-tension coil 7, control natural gas injection (time) and adjust igniting number of times and the point of ignition of natural gas injection when (comprising startup and in service), satisfy the operating needs of driving engine 6 different operating modes; If driving engine 6 does not turn round, do not have the ignition signal of magneto generator to pass to electric spraying control unit ECU15, electric spraying control unit ECU 15 just can not export and spray and ignition signal, so just make driving engine 6 flame-out after, SELF CL natural fuels high-pressure system, not only safety but also saving fuel.
As can be seen from Figure 3, gas cylinder cover of upholstery 3 is gone into the upper lid of gas cylinder 8 wherein, the remainder of gas cylinder 8 can cover by suitable covering, rear end at covering is provided with vent window, gas cylinder 8 and pipeline and chaufeur are isolated like this, in case gas cylinder gas leakage, pernicious gas will be wandering from the vent window of rear end, guarantees traffic safety.Even crash, also can be pulled a large amount of danger of leaking gas in the back of breaking thereby reduce pipeline because of the covering protection is arranged.
The utility model is to realize air feed like this: bottleneck valve 18 is opened, 20Mpa high-pressure natural gas in the gas cylinder 8 enters reducing valve 11 by pressure duct and is decompressed to 0.1MPa step by step, pass through low pressure line again, be transported to spray rail 12 places, after spray rail 12 receives the control signal of electric spraying control unit ECU15, carry out natural gas by 29 pairs of engine air inlet tubes of nozzle 30 and spray, in inlet channel and air-blending, enter in the cylinder of driving engine 6 and burn.
Claims (4)
1, a kind of single fuel gas two-wheeled motor vehicle, go up installation empty filter (2) and driving engine (6) at vehicle body (1), its hollow filter (2) is connected by the admission port of pipeline with throttle gate (5), the air extractor duct of throttle gate (5) joins by the cylinder of engine air inlet tube (30) with driving engine (6), go up installation throttle position sensor (14) at the control drag-line (27) of throttle gate (5), this throttle position sensor (14) joins by the Throttle Position input interface of lead and electric spraying control unit ECU (15), binary pair (13) in the bent axle input interface of electric spraying control unit ECU (15) and the driving engine (6) is connected, light-up plug (31) on driving engine (6) cylinder joins by the mouth of lead and high-tension coil (7), and the input end of high-tension coil (7) is connected on the firing unit; Gas cylinder (8) is installed in top at described driving engine (6), after this gas cylinder (8) connects pressure gauge sensor (9) and charge valve (10) successively by pipeline, join with the admission port of reducing valve (11), it is characterized in that: the air extractor duct of described reducing valve (11) communicates with the import of spray rail (12), the outlet of this spray rail (12) is connected by the admission port of pipeline with nozzle (29), and the air extractor duct of nozzle (29) communicates with described engine air inlet tube (30); Described spray rail (12) also is connected with the injection control signal output interface of electric spraying control unit ECU (15) by lead, the air pressure input interface of this electric spraying control unit ECU (15) is connected with pressure gauge sensor (9), and the shows signal output interface of electric spraying control unit ECU (15) joins by lead and instrument (26).
2, single fuel gas two-wheeled motor vehicle according to claim 1, it is characterized in that: described gas cylinder (8) is obliquely installed in the bending part at vehicle body (1) middle part, be provided with gas cylinder cover of upholstery (3) in the top of gas cylinder (8), the bottom of this gas cylinder cover of upholstery (3) is fixed on the support tube (16), and described support tube (16) is positioned at the both sides of gas cylinder (8).
3, single fuel gas two-wheeled motor vehicle according to claim 2 is characterized in that: the shape and the gas cylinder (8) of described gas cylinder cover of upholstery (3) bottom surface adapt, and gas cylinder cover of upholstery (3) is gone into the upper lid of gas cylinder (8) wherein.
4, according to claim 1 or 2 or 3 described single fuel gas two-wheeled motor vehicles, it is characterized in that: described gas cylinder (8) is fixed on the vehicle body (1) by anchor ear (17), at the air extractor duct place of gas cylinder (8) bottleneck valve (18) is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201882599U CN201140755Y (en) | 2007-11-20 | 2007-11-20 | Single-fuel gas two-wheel motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201882599U CN201140755Y (en) | 2007-11-20 | 2007-11-20 | Single-fuel gas two-wheel motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201140755Y true CN201140755Y (en) | 2008-10-29 |
Family
ID=40068469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201882599U Expired - Fee Related CN201140755Y (en) | 2007-11-20 | 2007-11-20 | Single-fuel gas two-wheel motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201140755Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943084B (en) * | 2009-07-10 | 2012-01-18 | 王旭光 | Gas supply system of compressed coke oven gas automobile |
| CN104890503A (en) * | 2015-06-09 | 2015-09-09 | 杭叉集团股份有限公司 | CNG gas storage system for forklift |
-
2007
- 2007-11-20 CN CNU2007201882599U patent/CN201140755Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943084B (en) * | 2009-07-10 | 2012-01-18 | 王旭光 | Gas supply system of compressed coke oven gas automobile |
| CN104890503A (en) * | 2015-06-09 | 2015-09-09 | 杭叉集团股份有限公司 | CNG gas storage system for forklift |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090123 Address after: Chongqing City, Yubei District Xiangyu road 888, zip code: 401120 Patentee after: Chongqing Bus General Factory Address before: Building 5, private industrial park, two town view rock village, Chongqing, Yubei District, China: 401120 Patentee before: Chongqing Heavy Coach Engine Technologies Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: CHONGQING CITY COACH GENERAL FACTORY Free format text: FORMER OWNER: CHONGQING ZHONGKE TRADE DEVELOPMENT CO., LTD. Effective date: 20090123 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20101120 |