CN2247236Y - Automobile liquefied petroleum gas, gasolene two-fuel supply device - Google Patents
Automobile liquefied petroleum gas, gasolene two-fuel supply device Download PDFInfo
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- CN2247236Y CN2247236Y CN96200666U CN96200666U CN2247236Y CN 2247236 Y CN2247236 Y CN 2247236Y CN 96200666 U CN96200666 U CN 96200666U CN 96200666 U CN96200666 U CN 96200666U CN 2247236 Y CN2247236 Y CN 2247236Y
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- valve
- gas
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- gasoline
- liquid gas
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Abstract
The utility model relates to a liquefied gas and gasoline supplying device for automobiles. The liquefied gas and gasoline supplying device is composed of a ventilating pipeline, wherein, the ventilating pipeline is composed of a gasoline -gas converting switch, an on-off gasoline inlet pipe, a gasoline electromagnetic valve, and a gasoline delivering passage of a nozzle plate of a carburetor, or a liquefied gas container, a filtering pressure reducing valve and a liquefied gas electromagnetic supply and stop valve which are connected in series. A gas storing chamber which integrally provided with a flow valve, an idle speed regulating screw, a flow value and a pressure reducing valve into a whole and can regulate pressure, speed and flow is arranged in a liquefied gas passage. The liquefied gas and gasoline supplying device can alternatively use two kinds of fuel, the cost of the fuel is reduced, the service life of an engine is extended, and the output of the discharge gas of carbon monoxide and hydrocarbon hydrogen is reduced.
Description
The utility model relates to the layout that power plant that a kind of automobile uses combine with cooling, air inlet, exhaust or fuel supply, especially is installed on the automobile, can require the double fuel supplier of convert fuel supply mode according to the driver operation.
Traditional use liquid gas is to keep relatively low pressure in an air-storage chamber as the supplier of motor fuel chamber fuel, rotation by motor itself makes Carburetor or suction tude produce negative pressure, thereby aspiration is gone into automotive engine combustion chamber, and the work done of burning.This liquefied gas fuel supply motor car engine exists to be quickened slowly, the deficiency of grade ability difference, and do not have safety cut-out device, in case automobile generation bump accident crashes through the liquid gas pipeline, can cause gas leakage, will wait until that always operator close the switch valve on the liquified petroleum gas cylinder.In addition, lack the aeration display unit in the liquified petroleum gas cylinder gas filling mean, also can cause some inconvenience the aeration operation.From the mode of fueling, single fuel feeding or the air feed fuel supplying device of the many employings of traditional engine chamber.
The purpose of this utility model is to propose a kind of automobile liquid gas, gasoline double-fuel supplier that is installed on the automobile, in outward appearance that does not influence automobile and boundary dimension, guarantee safe driving, do not influence under the original performance prerequisite of automobile, make automobile can make fuel with liquid gas again with gasoline as fuel.Thereby increase the available fuel source, reduce environmental pollution, reduce fuel cost significantly.
Model utility is achieved in that a kind of automobile liquid gas, the gasoline double-fuel supplier, comprise engine chamber 8, throttle body spray nozzle board 9, pipeline road, it is characterized in that: oil, gas shift switch 1, break-make is by oil inlet pipe 63, gasoline solenoid valve 61, Carburetor 62 enters the oil transportation path of spray nozzle board 9, or by liquified gas container 7, filtering pressure reducing valve 43, the tracheae path 45 that the liquid gas electromagnetism that safety cut-off is used composes in series for disconnected valve 41, liquid gas supply disconnected valve 42 by electromagnetism again, reduction valve 31 enters air-storage chamber 32, the Flow valve 33 of liquid gas from air-storage chamber output by being connected in series, safety valve 2 enters the gas transmission path of the spray nozzle board 9 of throttle body; Keep the water pipe 52 of air-storage chamber 32 operating temperatures, the double fuel supplier that water tank 51 is formed.But air-storage chamber lower body 321, air-storage chamber loam cake 322 in the air-storage chamber 32 of pressure regulation output setting air-flow, reduction valve 31, the Flow valve 33, conical flow metered valve bar 332 and steel wire 331 that the one end inserts are connected, and the end in addition of described steel wire is fixed on the accelerator pedal of automobile cab.Taper idle adjusting screw 336 tapered ends that are installed in the air-storage chamber lower body 321 are communicated with Flow valve 33 with the cover merging of vent 3211 adjustable clearances of air-storage chamber lower body, are communicated with air-storage chambers 32 by inclined hole 3212.Water pipe adapter 521 1 ends and air-storage chamber lower body 321 are affixed, in addition end cover water receiving pipe 52.Reserves alarm buzzer 71 is set on the liquified gas container 7, its four side sets firmly four angle pin respectively, the container front end is for charging angle valve 72, upside is exhaust angle valve 73 and air feed angle valve 76 for two jiaos, downside is row's raffinate angle valve 74, setting subtracts rolling dividing plate 75 in the container shell 77, and heating pipe 78, and described heating pipe passes housing and is communicated with water pipe 52.Make air-storage chamber keep stablize air pressure reduction valve 31 lever 311 respectively with pillar 319, the slidably socket of valve rod 314 of reducing pressure; Pressure relief valve seat 317 is threaded with air-storage chamber loam cake 322; The liquid gas electromagnetism is threaded with Pressure relief valve seat 317 for disconnected valve 42, and described relief pressure valve cartridge 318 contacts with lever 311, and the liquid gas electromagnetism is communicated with the hole 310 of Pressure relief valve seat for the hole of disconnected valve 42.Liquifier reserves warning device 71 and amplifier 13, transmitter 14 are in parallel, and connect the gas circuit end 11 of oil, gas shift switch; Gasoline sensor 15, petrol gauge 16 connect the oil circuit end 12 of oil, gas shift switch.The liquid gas safety cut-out device comprises that the B pin of delayer 17 is communicated with the liquid gas electromagnetism for disconnected valve 41, and the D pin of delayer connects platinum movable contact 18, and described delayer 17, liquid gas electromagnetism connect the gas circuit end 11 of oil, gas shift switch for disconnected valve 41.
The technical solution adopted in the utility model, when making fuel with liquid gas, operating cost reduces, and fuel cost descends, and motor obviously improves working life.Because the knot charcoal is few, the machine oil expense also descends to some extent.Compare the idle exhaust gas discharge amount with original automobile: carbon monoxide descends 6.7%, and hydrocarbon descends 90%, and through the engine test one Room test of Dongfeng Automobile engineering research institute, motor works well under various loads.With gasoline as fuel the time, automotive performance is identical with former automobile not to be reduced.
According to the examining report at national ex electrical product quality supervision and test center, liquid gas explosion-proof liquid level sensor, that is reserves alarm buzzer 71 is up-to-standard.
The utility model technical parameter and performance index (is example with east wind EQ-140 automobile)
Operating voltage 8-14 volt
3 ± 0.5 seconds safety cut-off time
Liquified gas container aeration amount 75kg container rated pressure 1.6Mpa,
Continuous 110 kilograms of 450 kilometers complete machine capacity of the mileage ≈ of speeding
The peak output that uses liquid gas is to use more than 85% of gasoline, and 1200-2200 rev/min of scope useful horsepower is to use more than 93% of gasoline.
The Maximum Torque that uses liquid gas is to use more than 90% of gasoline, and it is to use more than 95% of gasoline that 1200-2200 rev/min of scope uses liquid gas.
The fuel average consumption (kilogram/kilowatt) for using below 80% of gasoline
Idle exhaust emission amount CO content (%) is for using below 75% of gasoline
HC content (ppm) is for using below 10% of gasoline.
Fig. 1 the utility model mounting point schematic representation
Fig. 2 the utility model fundamental diagram
Fig. 3 air-storage chamber, Flow valve, reduction valve assembling schematic representation
The A-A generalized section of Fig. 4 Fig. 3
The B-B generalized section of Fig. 5 Fig. 3
Fig. 6 liquified gas container structural representation
Fig. 7 structure of relief pressure valve schematic representation
Fig. 8 double fuel supplier and safety cut-out device circuit connection schematic representation
Fig. 9 liquid gas reserves displaying alarm circuit connection schematic representation
Now further narrate structure of the present utility model in conjunction with the accompanying drawings
Referring to Fig. 1-8: the air delivery device of liquid gas is arranged on a side of automobile, comprising liquified gas container 7, the filtering pressure reducing valve 43 of the filtered fluid gasification that is connected in series with air delivering pipeline 45, the reduction valve 44 of She Zhiing guarantees the liquid gas electromagnetism of liquid gas accidental release to occur for disconnected valve 41,42 in internal cutting off in 3 seconds as required; Be threaded for disconnected valve 42 with the liquid gas electromagnetism and enter air-storage chamber 32 for the through hole 310 of the valve 42 cone-shaped valve head break-makes of breaking from reduction valve 31 through the liquid gas that filters decompression by the liquid gas electromagnetism, when the liquid gas electromagnetism was opened for disconnected valve, the lever 311 of reduction valve 31 and flexible sheet 312 and decompression valve rod 314, pole 319 relief pressure valve cartridges 318 remained on the transient equiliblium under the setting pressure of air-storage chamber 32.Be arranged on the affixed steel wire 331 in flow valve rod 332 tops of air-storage chamber 32, steel wire 331 connects the accelerator pedal of automobile carburetor 62, when the driver rides the accelerator pedal of Carburetor 62, give the flow valve rod 332 1 pulling force that make progress, suction tude joint 451 place's flows strengthen, and running speed improves.The Returnning spring 335 that the pressure of Carburetor 62 throttle pin road plates is connected on the flow valve seat 333 after eliminating moves down, and flow of lpg reduces, and running speed reduces, and power reduces.Flow valve seat 333 and air-storage chamber splicing position are provided with packing ring 334 and O-ring seals 337 to keep excellent sealing performance.
It is inwardly tapered needle valves of a syringe needle, fastening by fastening screw trip bolt that idling is adjusted valve 336, adjusts in screw and idling locking spring 338 and O-ring seals 337 are set between the valve 336.Idling is adjusted valve and is horizontally placed in the air-storage chamber 32, and it is that automobile is to overcome needed mechanic own to lead the fuel that needs.Clockwise shearing idle adjusting screw 336, gaseous fuel consumption is few, and idling reduces.Rotate counterclockwise idle adjusting screw 336, gaseous fuel consumption is big, the idling height.
According to the quantity of the gaseous fuel of engine chamber needs, can pass through Flow valve 33, the pressure that reduction valve 31 is adjusted in the air-storage chambers.
When liquid gas occurring and leak can not normal supply engine chamber 8 fuel the time because of unexpected automobile collision accident occurring at the liquid gas air delivering pipeline, motor stops operating, the QDF102 liquid gas electromagnetism that links to each other with the operator cabin distributor disappears for disconnected valve 41,42 magnetic fields, armature and Returnning spring stop adhesive, and the gas-entered passageway 451 and the outlet passageway 452 of liquid gas are cut off.
The titting water outlet 521 of the liquid gas conduit pipe water inlet termination air-storage chamber of water tank 51, the waterexit end enters engine chamber 8 by water pipe 52.
Near on the air delivering pipeline of engine chamber 8 KU-R6 safety valve 2 is set, the air outlet adapter 452 of termination air-storage chamber 32 in addition of safety valve 2.
Obtain filtration under diminished pressure from the hydraulic fluid gasification that has of liquified gas container 7 outputs by filtering pressure reducing valve 43.397 types that filtering pressure reducing valve adopts Shanghai pneumatic element factory to produce.
When needing, can also be connected in series reduction valve 44 for breaking between the valve 41 with the liquid gas electromagnetism at filtering pressure reducing valve 43, as Fig. 7, regulate the fastening degree of upper body 443 lower bodies 440 from two ends by upper body 443, lower body 440, gland nut 442, flexible sheet 447 is placed in the upper and lower body contacting point, regulate bolt 441 by a packing ring and a pair spring 444, main body spring 445, packing ring 446 and flexible sheet 447 crimping, spool 448 1 ends push against flexible sheet 447, end pushes against the return spring 449 of lower body in addition, and its required pressure size is controlled by three groups of springs and adjusting bolt.
Four angle valves are installed on the liquified gas container, promptly charge angle valve 72, exhaust angle valve 73, regularly get rid of row's residue liquid angle valve 74 that useless residue liquid uses, air feed angle valve 76, liquid gas reserves alarm 71, be communicated with water tank 51, utilize heating pipe's 78 assurance liquid gas of engine exhaust heat under 〉=70 ℃ temperature, to work.If temperature does not reach above-mentioned needs, normal programmed sequence of operations is: earlier oil, gas shift switch 1 are pushed oil circuit end 12, enter throttle body spray nozzle board 9 by gasoline solenoid valve 61, travel with Fuel Petroleum, treat that the water-thermometer indication is in the time of 70 ℃, again oil, gas shift switch 1 are pushed the gas circuit end 11 of oil, gas shift switch 1, do the fuel starting with liquid gas.
The route that gasoline enters motor is identical with existing automobile, just RDF101 type gasoline solenoid valve 61 of serial connection before Carburetor 20.Identical for the structure of disconnected valve with the liquid gas electromagnetism, the electric wire of connecting to the gas circuit end or with the operator cabin distributing disk when 1 group of oil, gas shift switch is when engine chamber 8 has a power failure because of stopping operating, and magnetic field and Returnning spring stop adhesive, and the oil transportation path is cut off.Otherwise at oil, 1 group on gas shift switch during to oil circuit end 12,61 energisings of gasoline solenoid valve, transport pipe path 63 are unimpeded, can be continuous to engine and carburetor 20 supplies gasoline fuel.
Course of action of the present utility model is:
Oil, gas shift switch 1 are allocated to oil circuit end 12, open ignition switch, 10 positions in the middle of piloting engine, then oil, gas shift switch being allocated to treat to close ignition switch after Carburetor 20 finishes gasoline combustion.
Open the angle valve 76 of supplying gas of liquified gas container 7, oil, the gas shift switch is allocated to gas circuit end 11, opens ignition switch and pilots engine, and adjusts the idle adjusting screw 336 in the liquid gas flow metered valve 33, reaches optimum speed.
In the time of combustion gas will being converted to fuel oil, the liquefied gas as fuel finishing combustion in the air delivering pipeline 45 is treated in 10 positions in the middle of oil-gas change-over switch will being allocated to equally, when motor has the stall sign, oil, gas shift switch 1 is allocated to the position of oil gas end 12 again.
Claims (8)
1, a kind of automobile liquid gas, the gasoline double-fuel supplier, comprise engine chamber (8), throttle body spray nozzle board (9), pipeline road, it is characterized in that: oil, gas shift switch (1), break-make is by oil inlet pipe (63), gasoline solenoid valve (61), Carburetor (62) enters the oil transportation path of spray nozzle board (9), or by liquified gas container (7), filtering pressure reducing valve (43), the tracheae path (45) that the liquid gas electromagnetism that safety cut-off is used composes in series for disconnected valve (41), liquid gas supply disconnected valve (42) by electromagnetism again, reduction valve (31) enters air-storage chamber (32), the Flow valve (33) of liquid gas from air-storage chamber output by being connected in series, safety valve (2) enters the gas transmission path of the spray nozzle board (9) of throttle body; Keep the water pipe (52) of air-storage chamber (32) operating temperature, the double fuel supplier that water tank (51) is formed.
2, by the described automobile of claim 1 liquid gas, gasoline double-fuel supplier, it is characterized in that: but air-storage chamber lower body (321), air-storage chamber loam cake (322) in the air-storage chamber (32), reduction valve (31), Flow valve (33) of air-flow are set in pressure regulation output, the conical flow metered valve bar (332) that the one end inserts is connected with steel wire (331), and the end in addition of described steel wire is fixed on the accelerator pedal of automobile cab.
3, press claim 1 or 2 described automobiles liquid gas, gasoline double-fuel supplier, it is characterized in that: taper idle adjusting screw (336) tapered end that is installed in the air-storage chamber lower body (321) is communicated with Flow valve (33) with the cover merging of vent (3211) adjustable clearance of air-storage chamber lower body, is communicated with air-storage chamber (32) by inclined hole (3212).
4, by the described automobile of claim 1 liquid gas, gasoline double-fuel supplier, it is characterized in that: water pipe adapter (521) one ends and air-storage chamber lower body (321) are affixed, in addition end cover water receiving pipe (52).
5, by the described automobile of claim 1 liquid gas, gasoline double-fuel supplier, it is characterized in that: reserves alarm buzzer (71) is set on the liquified gas container (7), its four side sets firmly four angle pin respectively, the container front end is for charging angle valve (72), upside is exhaust angle valve (73) and air feed angle valve (76) for two jiaos, and downside is row's raffinate angle valve (74), is provided with in the container shell (77) to subtract rolling dividing plate (75), and heating pipe (78), described heating pipe passes housing and is communicated with water pipe (52).
6, by the described automobile of claim 1 with liquid gas, gasoline double-fuel supplier, it is characterized in that: make air-storage chamber keep stablize air pressure reduction valve (31) lever (311) respectively with pillar (319), the slidably socket of valve rod (314) of reducing pressure; Pressure relief valve seat (317) is threaded with air-storage chamber loam cake (322); The liquid gas electromagnetism is threaded with Pressure relief valve seat (317) for disconnected valve (42), and described relief pressure valve cartridge (318) contacts with lever (311), and the liquid gas electromagnetism is communicated with the hole (310) of Pressure relief valve seat for the hole of disconnected valve (42).
7, by the described automobile liquid gas of claim 1, the gasoline double-fuel supplier is characterized in that: liquifier reserves warning device (71) and amplifier (13), transmitter (14) are in parallel, and connection is oily, the gas circuit end (11) of gas shift switch; Gasoline sensor (15), petrol gauge (16) connect the oil circuit end (12) of oil, gas shift switch.
8, by the described automobile of claim 1 liquid gas, gasoline double-fuel supplier, it is characterized in that: the liquid gas safety cut-out device comprises that (B) pin of delayer (17) is communicated with the liquid gas electromagnetism for disconnected valve (41), (D) pin of delayer connects platinum movable contact (18), and described delayer (17), liquid gas electromagnetism connect the gas circuit end (11) of oil, gas shift switch for disconnected valve (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96200666U CN2247236Y (en) | 1996-01-17 | 1996-01-17 | Automobile liquefied petroleum gas, gasolene two-fuel supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96200666U CN2247236Y (en) | 1996-01-17 | 1996-01-17 | Automobile liquefied petroleum gas, gasolene two-fuel supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2247236Y true CN2247236Y (en) | 1997-02-12 |
Family
ID=33887162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96200666U Expired - Fee Related CN2247236Y (en) | 1996-01-17 | 1996-01-17 | Automobile liquefied petroleum gas, gasolene two-fuel supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2247236Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100381694C (en) * | 2002-08-23 | 2008-04-16 | 杰弗里·R·特纳 | Fuel delivery system |
| CN110242443A (en) * | 2018-03-07 | 2019-09-17 | 浙江星月实业有限公司 | A kind of oil-gas two-way engine |
-
1996
- 1996-01-17 CN CN96200666U patent/CN2247236Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100381694C (en) * | 2002-08-23 | 2008-04-16 | 杰弗里·R·特纳 | Fuel delivery system |
| CN110242443A (en) * | 2018-03-07 | 2019-09-17 | 浙江星月实业有限公司 | A kind of oil-gas two-way engine |
| CN110242443B (en) * | 2018-03-07 | 2024-04-02 | 浙江星月实业有限公司 | Dual-purpose engine of oil gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Qiu Baoguo Document name: Notice of conformity |
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| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Qiu Baoguo Document name: payment instructions |
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| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Qiu Baoguo Document name: Notice of termination |
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| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |