CN201096015Y - Dual-purpose fuel motorcycle - Google Patents
Dual-purpose fuel motorcycle Download PDFInfo
- Publication number
- CN201096015Y CN201096015Y CNU2007201880964U CN200720188096U CN201096015Y CN 201096015 Y CN201096015 Y CN 201096015Y CN U2007201880964 U CNU2007201880964 U CN U2007201880964U CN 200720188096 U CN200720188096 U CN 200720188096U CN 201096015 Y CN201096015 Y CN 201096015Y
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- Prior art keywords
- fuel
- control unit
- gas cylinder
- unit ecu
- fuel tank
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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
Abstract
The utility model discloses a dual-fuel motorcycle, which has two sets of fuel supply systems, wherein, a gasoline supply system is composed of an oil tank, an oil tank switch, a carburetor, a gas inlet pipe of an engine and the engine and a natural gas supply system is composed of a gas cylinder, a sensor of a pressure gauge, a charging valve, a pressure reducing valve, a spraying rail, a nozzle, the gas inlet pipe of the engine and the engine. The oil tank switch controls guide circuit of the gasoline supply system, the spraying rail controls guide circuit of the natural gas supply system, and the transfer of adopting gasoline or natural gas as fuel is realized by a transfer switch. The dual-fuel motorcycle can not only use the gasoline as the fuel, but also use compressed the natural gas as the fuel to greatly lower use cost and reduce environmental pollution. The dual-fuel motorcycle has the advantages of easy implementation, simple control, convenient use, simple debugging, favorable starting performance, stable idle speed and high speed, etc., and is suitable for large-scale application.
Description
Technical field
The utility model belongs to technical field of motorcycles, specifically, relates to a kind of gasoline that can use and acts as a fuel, again the two-wheeled motor vehicle that can use compressed natural gas to act as a fuel.
Background technique
At present, the two-wheeled motor vehicle of domestic production mainly is to provide power with petrol engine, and it is after utilizing gasoline in the fuel tank and the air in the empty filter to enter to mix in the Carburetor, is inhaled into work by combustion in the cylinder and produces power, and it pollutes big, the oil consumption height.Along with the rise of oil price and the raising of environmental requirement, the more and more requirement of incompatibility social development of single fuel gasoline motor motorcycle.
Meanwhile, the two-wheeled vehicle of clean energy resource has appearred on the market adopting, all with fuel cell and liquefied petroleum gas (LPG) alternative 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 power character is not good and mileages of continuation is not long; Adopt the two-wheeled vehicle of liquefied petroleum gas (LPG), though solved pollution and power character problem, but still can't break away from dependence to oil.
CNG is the abbreviation of compressed 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 working zone does not have carbon distribution, does not dilute machine oil, engine scuffing little (can save 50% machine oil expense and vehicle maintenance expense), reserves enrich, are convenient to characteristics such as storage transportation, are present ideal gasoline alternatives.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 in motorcycle.Test result shows that the fuel cost that the CNG car is hundred kilometers is about 20% of a regular 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 compressed natural gas after three grades of decompressions, negative pressure sucks in the mixer and air mixing, enters the easy means of motor 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 model utility content
Technical problem to be solved in the utility model is to provide the dual-purpose fuel that a kind of starting performance is good and idling is stable motorcycle.
The technical solution of the utility model is as follows: a kind of dual-purpose fuel motorcycle, empty filter is installed on vehicle body, fuel tank and motor, its hollow filter and fuel tank communicate with Carburetor by pipeline respectively, this Carburetor is connected with the cylinder of motor by engine air inlet tube, the fuel tank switch of on the connecting pipeline between fuel tank and the Carburetor, connecting, on the closure control drag-line of Carburetor throttle position sensor is installed, this throttle position sensor is joined 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 trigger, spark plug on the cylinder joins by the output terminal of lead and spark coil, and the input end of spark coil is connected on the igniter; Gas cylinder is installed above described motor, after this gas cylinder connects pressure gauge sensor and gas charging valve successively by pipeline, join with the suction port of reduction valve, its key is: the air outlet of above-mentioned reduction valve communicates with the import of spray rail, the outlet of this spray rail is connected with the suction port of nozzle by pipeline, and the air outlet 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, and the switching signal input interface of electric spraying control unit ECU joins by lead and throw over switch; The air pressure input interface of described electric spraying control unit ECU is connected with pressure gauge sensor, and the demonstration signal output interface of electric spraying control unit ECU joins by lead and instrument.
The utlity model has two cover fuel supply systems, wherein fuel tank, fuel tank switch, Carburetor, engine air inlet tube and motor are formed the gas supply system, and gas cylinder, pressure gauge sensor, gas charging valve, reduction valve, spray rail, nozzle, engine air inlet tube and cluster engine become natural gas supply system.The conducting of gas supply system is controlled by fuel tank switch, and the conducting of natural gas supply system is by the control of spray rail, and the conversion of adopting gasoline or rock gas to act as a fuel realizes by throw over switch.The spray rail is a high-frequency electromagnetic valve, the break-make of spray rail and the emitted dose of rock gas are controlled by electric spraying control unit ECU, electric spraying control unit ECU slave flipflop (crankshaft position sensor) is gathered the pulse signal of magnetogenerator, add the pilot control signal of gathering from throttle position sensor, use the mathematical model 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 igniter control ignition number of times and firing time, satisfy the usage requirement 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 LED corresponding on the instrument, so that the driver holds pressure information at any time.
The utility model can select for use rock gas as the major impetus source as required, has not only reduced cost but also solved pollution problem; Simultaneously, because rock gas adopts EFI control, deliverability of gas and supply time can accurately be controlled 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 motorcycle is good, and idling is stable.Need quicken or add when motorcycle under the situations such as load and can use gasoline instead, correspondingly solve the power character problem as power source.
Above-mentioned gas cylinder is obliquely installed in the bending part at vehicle body middle part, and each fixes a support tube in the both sides of gas cylinder, and described fuel tank is positioned at the top of gas cylinder and is fixedly mounted on the support tube.Support tube both can be used as tank 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 fuel tank bottom surface adapt, and fuel tank 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 place, air outlet of gas cylinder the bottleneck valve is housed.Gas cylinder is the special-purpose gas cylinder that stores compressed 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 rock gas is supplied with where necessary.
For simplified structure, reduce cost, above-mentioned igniter is integrated in the electric spraying control unit ECU, be provided with one and the corresponding ignition control signal output interface of igniter on electric spraying control unit ECU, this ignition control signal output interface is connected with the input end of described spark coil by lead.
Beneficial effect: the utility model can either use gasoline to act as a fuel, and can use compressed natural gas to act as a fuel again, greatly reduces user cost, has reduced environmental pollution; The utlity model has implement easily, control is simple, easy to use, debugging is simple, starting performance is good, idling and characteristics such as stable at a high speed, is suitable for large-scale promotion application.
Description of drawings
Structural representation when Fig. 1 does not install fuel tank for the utility model.
Fig. 2 is the rear view of Fig. 1.
Fig. 3 installs structural representation behind the fuel tank for the utility model.
Fig. 4 is the connection diagram of gas supply system of the present utility model and natural gas supply system.
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, each fixes a support tube 16 in the both sides of gas cylinder 8, 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 32 tops.Described fuel tank 3 is positioned at the top of the front side gas cylinder 8 of cushion 33, and is fixedly mounted on the support tube 16, and the shape and the gas cylinder 8 of these fuel tank 3 bottom surfaces adapt, and fuel tank 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, motor 6 is installed, empty filter 2 and Carburetor 5 are installed in last the place ahead of motor 6, its hollow filter 2 is connected by the suction port of tracheae with Carburetor 5, fuel tank 3 is connected by oil pipe behind the fuel tank switch 4, be connected with the filler opening of Carburetor 5, the outlet of Carburetor 5 is connected with the cylinder of motor 6 by engine air inlet tube 30.Fuel tank 3, fuel tank switch 4, Carburetor 5, engine air inlet tube 30 and motor 6 are formed the gas supply system, and the conducting of gas supply system is by fuel tank switch 4 controls.On described Carburetor 5, be connected with the closure control drag-line 27 of control throttle opening, on this closure control drag-line 27 throttle position sensor 14 be installed.Trigger 13 is installed in motor 6, spark plug 31 is installed on the cylinder of motor 6.
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 gas charging valve 10 successively by pipeline, join with the suction port of reduction valve 11, reduction valve 11 is a secondary formula reduction valve, the air outlet of this reduction 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 suction port of pipeline with nozzle 29, and the air outlet of nozzle 29 communicates with described engine air inlet tube 30.Gas cylinder 8, pressure gauge sensor 9, gas charging valve 10, reduction valve 11, spray rail 12, nozzle 29, engine air inlet tube 30 and motor 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 place, air outlet at gas cylinder 8, so that close the passage that rock gas is supplied with where necessary.Reduction valve 11 is installed in vehicle body 1 bottom, motor 6 left sides, and the hot gas that utilizes air-cooled motor 6 to distribute is heated to the suction port of reduction valve 11, prevents that suction port ice is stifled.Gas charging 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, throw over switch 28 is installed on the headstock at steering handle 22 places, on the next door of steering handle 22 electric spraying control unit ECU 15 is set, integrated igniter (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 igniter 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 trigger 13 in lead and the motor 6, the ignition control signal output interface of electric spraying control unit ECU 15 is connected by the input end of lead with spark coil 7, the output terminal of spark coil 7 joins by the spark plug 31 on lead and motor 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 demonstration 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 LED corresponding on the instrument 26, so that the driver holds pressure information at any time.
Further as can be known, the switching signal input interface of electric spraying control unit ECU 15 joins by lead and throw over switch 28 from Fig. 4.Conversion between throw over switch 28 control fuel feeding and the air feed, establish three gears and be furnished with corresponding instrument demonstration:
" oil " position shelves, corresponding tutorial light is bright on the instrument, opens the Fuel Petroleum oil circuit;
The no tutorial light in neutral position " neutral gear ", oil circuit and gas circuit are all obstructed, are the transition gears of " oil " commentaries on classics " gas ";
" gas " position shelves, corresponding tutorial light is bright on the instrument, motor 6 runnings, electric spraying control unit ECU15 slave flipflop 13 is gathered the ignition pulse signal of magnetogenerator, simultaneously, driver's control action is moved on slide rail by the slide block that closure 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 ECU 15 uses the mathematical model 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 spark coil 7, control natural gas injection (time) and adjust igniting number of times and the firing time of natural gas injection when (comprising startup and in service) satisfies the usage requirement of motor 6 different operating modes; If motor 6 does not turn round, do not have the fire signal of magnetogenerator to pass to electric spraying control unit ECU 15, electric spraying control unit ECU 15 just can not export and spray and fire signal, so just make motor 6 flame-out after, automatically close the rock gas high-pressure system, not only safety but also fuel saving.
As can be seen from Figure 3, fuel tank 3 is gone into the upper lid of gas cylinder 8 wherein, the remaining part of gas cylinder 8 can cover by suitable covering, rear end at covering is provided with ventilated port, gas cylinder 8 and pipeline and driver isolate like this, in case gas cylinder gas leakage, harmful gas will be wandering from the ventilated port 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: when fuelled with natural gas, bottleneck valve 18 is opened, fuel tank switch 4 is closed, oil/gas shift the switch 28 that is installed in headstock is pulled the position of " gas ", 20Mpa high-pressure natural gas in the gas cylinder 8 enters reduction 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 ECU 15, carrying out natural gas by 29 pairs of engine air inlet tubes of nozzle 30 sprays, in intake duct and air mixing, enter in the cylinder of motor 6 and burn.
The utility model is to realize fuel feeding like this: when making when using gasoline for the fuel, fuel tank switch 4 is opened, oil/gas shift the switch 28 that is installed in headstock is pulled the position of " oil ", electric spraying control unit ECU 15 will spray rail 12 and close this moment, gasoline in the fuel tank 3 enter Carburetor 5 by fuel tank switch 4, and burn the cylinder that is inhaled into motor 6 after the air mixing that enters from empty filter 2.
Claims (5)
1, a kind of dual-purpose fuel motorcycle, go up installation empty filter (2) at vehicle body (1), fuel tank (3) and motor (6), its hollow filter (2) and fuel tank (3) communicate with Carburetor (5) by pipeline respectively, this Carburetor (5) is connected with the cylinder of motor (6) by engine air inlet tube (30), the fuel tank switch (4) of on the connecting pipeline between fuel tank (3) and the Carburetor (5), connecting, the closure control drag-line (27) of Carburetor (5) is gone up throttle position sensor (14) is installed, this throttle position sensor (14) is joined by the throttle position input interface of lead and electric spraying control unit ECU (15), trigger (13) in the bent axle input interface of electric spraying control unit ECU (15) and the motor (6) is connected, spark plug (31) on motor (6) cylinder joins by the output terminal of lead and spark coil (7), and the input end of spark coil (7) is connected on the igniter; Gas cylinder (8) is installed in top at described motor (6), after this gas cylinder (8) connects pressure gauge sensor (9) and gas charging valve (10) successively by pipeline, join with the suction port of reduction valve (11), it is characterized in that: the air outlet of described reduction valve (11) communicates with the import of spray rail (12), the outlet of this spray rail (12) is connected by the suction port of pipeline with nozzle (29), and the air outlet 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, and the switching signal input interface of electric spraying control unit ECU (15) joins by lead and throw over switch (28); The air pressure input interface of described electric spraying control unit ECU (15) is connected with pressure gauge sensor (9), and the demonstration signal output interface of electric spraying control unit ECU (15) joins by lead and instrument (26).
2, dual-purpose fuel motorcycle 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, each fixes a support tube (16) in the both sides of gas cylinder (8), and described fuel tank (3) is positioned at the top of gas cylinder (8) and is fixedly mounted on the support tube (16).
3, dual-purpose fuel motorcycle according to claim 2 is characterized in that: the shape and the gas cylinder (8) of described fuel tank (3) bottom surface adapt, and fuel tank (3) is gone into the upper lid of gas cylinder (8) wherein.
4, according to claim 1 or 2 or 3 described dual-purpose fuel motorcycles, it is characterized in that: described gas cylinder (8) is fixed on the vehicle body (1) by anchor ear (17), at the place, air outlet of gas cylinder (8) bottleneck valve (18) is housed.
5, dual-purpose fuel motorcycle according to claim 1, it is characterized in that: described igniter is integrated in the electric spraying control unit ECU (15), be provided with one and the corresponding ignition control signal output interface of igniter on electric spraying control unit ECU (15), this ignition control signal output interface is connected by the input end of lead with described spark coil (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201880964U CN201096015Y (en) | 2007-10-29 | 2007-10-29 | Dual-purpose fuel motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201880964U CN201096015Y (en) | 2007-10-29 | 2007-10-29 | Dual-purpose fuel motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201096015Y true CN201096015Y (en) | 2008-08-06 |
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ID=39923068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201880964U Expired - Fee Related CN201096015Y (en) | 2007-10-29 | 2007-10-29 | Dual-purpose fuel motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201096015Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113454326A (en) * | 2019-03-09 | 2021-09-28 | Tvs电机股份有限公司 | Fuel injection system for vehicle |
-
2007
- 2007-10-29 CN CNU2007201880964U patent/CN201096015Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113454326A (en) * | 2019-03-09 | 2021-09-28 | Tvs电机股份有限公司 | Fuel injection system for vehicle |
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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: 20090116 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: 20090116 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080806 Termination date: 20101029 |