CN87215523U - Ventilation fuel-economizer - Google Patents
Ventilation fuel-economizer Download PDFInfo
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- CN87215523U CN87215523U CN 87215523 CN87215523U CN87215523U CN 87215523 U CN87215523 U CN 87215523U CN 87215523 CN87215523 CN 87215523 CN 87215523 U CN87215523 U CN 87215523U CN 87215523 U CN87215523 U CN 87215523U
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- fuel
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- carburetor
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Abstract
The utility model discloses a ventilation oil economizer for the gasoline car which uses the gasoline engine as the dynamic force, comprising a main body (comprising an air valve, an oil valve, an electromagnet and an air cleaner), and the automatic control circuit of the main body. The principle is that when the engine does not need to be supplied the oil, the oil economizer can automatically introduce the air to the lower part of a throttle valve and a burning chamber to stop the oil supply of an idle speed system, and meanwhile the oil supply to a carburetor is cut off. The oil economizer not only has the advantages of the gasoline economization and the motor oil economization, but also has the advantages that the automobile can not generate the oil choke, the oil stuffiness, and the exhaust of the black smoke, and the smell of the oil and the smoke can not have in the automobile; the oil economizer can be automatically operated; the power performance is not influenced; the security of the braking is reinforced;, etc.
Description
It is the gasoline car ventilation fuel economizer of power with the petrol engine that the utility model relates to a kind of, is applicable to that four-journey petrol engine gasoline car uses.
Fuel-economizing when promoting now deacceleration fuel shut-off device that the mountain area gasoline car uses and being applicable to forced idling mode, it mainly is made up of two solenoid valves that block or open Carburetor idle fuel way and Carburetor oil input channel simultaneously and working control circuit thereof.Control circuit is made up of control switch and Automatic Electronic Switch circuit, and its control switch and accelerator rod interlock are easy to operate; Two solenoid valves be installed on the Carburetor inflow pipeline respectively and the Carburetor idle fuel way on.The fuel-economizing when forced idling mode of this kind deacceleration fuel shut-off device is respond well.But because the restriction of carburetor structure, installation solenoid valve difficulty is big on idle fuel way, and structure is not compact; Simultaneously, vehicle gearing is gone down the hill, the engine piston high-speed motion, make carburetor throttle below to engine chamber be in high vacuum state and produce negative pressure, this enters atmosphere after not only making the rich mixture because of the hysteresis effect generation of carburetor throttle top can be inhaled into the firing chamber, and the machine oil of lubricating engine casing wall also enters atmosphere after partly sucking the firing chamber, causes the waste and the befouling environment of gasoline and machine oil thus.
Task of the present utility model provides a kind of simple and compact for structure, Installation and Debugging and maintenance are convenient, overcome the shortcoming of aforementioned waste gasoline and machine oil, and can solve automobile under steam suddenly during the pine tar door vexed oil and when refueling suddenly row's black smoke a difficult problem and strengthen that automobile is gone down the hill and the ventilation fuel economizer of the stopping power that deals with an urgent situation.
The fuel economizer main body that this ventilation fuel economizer is characterised in that described gasoline Vehicular ventilation fuel economizer is made up of air valve (it is formed and comprises part 4,5,6,7,8), air-strainer (9), fuel tap (it is formed and comprises part 13,14,15,16,17,18,19,20,21a, 21b, 22a, 22b, 25) and electromagnet (it is formed and comprises part 1,2,3,10,11,12,26) four parts that drive described air valve and fuel tap work.
The working principle of gasoline Vehicular ventilation fuel economizer described in the utility model is: control ventilation fuel economizer body of work by the automatic control circuit that control switch and automatically-controlled ignition electronic switch are formed, close preceding 2～3 electromagnet coil when spending (1) energisings fully at carburetor throttle, electromagnetic core (2) adhesive, air valve is opened and is made engine air inlet tube (34) and atmosphere UNICOM, the negative pressure of carburetor throttle bottom to engine chamber reduced to minimum and stop Carburetor idle system fuel feeding automatically, and the rich mixture that carburetor throttle top is produced because of hysteresis effect enters atmosphere after not being inhaled into the firing chamber, and the machine oil of lubricating engine casing wall enters atmosphere after also not being inhaled into the firing chamber; Meanwhile, close oil-closing valve, block petrol pump (24), make that carburettor float is indoor to remain economic pasta to the Carburetor fuel feeding owing to the electromagnetic core adhesive promotes fuel tap taper valve core (20); When carburetor throttle is opened, automatic control circuit makes the electromagnet coil outage, electromagnetic core discharges, electromagnetic core is resetted and drive air cone spool (5) and close air valve by return spring (3), engine air inlet tube and atmosphere are disconnected, Carburetor recovers the normal fuel injection state automatically, meanwhile, because the release of electromagnetic core, the fuel tap taper valve core is resetted and open oil duct by oil pressure and return spring (18), petrol pump recovers so far to finish a work cycle of ventilation fuel economizer to the carburetor bowl fuel feeding.According to the needs of automobile running, the ventilation fuel economizer is finished above-mentioned work cycle repeatedly.
Description of drawings:
Fig. 1.: the fuel economizer main body of gasoline Vehicular ventilation fuel economizer is analysed and observe and the automatically controlled circuit diagram of working.
Fig. 2.: the fuel economizer main body of gasoline Vehicular ventilation fuel economizer is analysed and observe and with the gasoline car fuel economizer body of work of the DC generator another kind of circuit diagram of control automatically.
Below in conjunction with embodiment this ventilation fuel economizer is elaborated.
Embodiment 1.:
The fuel economizer agent structure of gasoline Vehicular ventilation fuel economizer and work automatic control circuit thereof are as shown in Figure 1.Ventilation fuel economizer main body is made up of air valve, fuel tap, air-strainer (9) and electromagnet.The composition of air valve comprises air valve seat (4), air cone spool (5), tolerance adjusting screw (6), air valve pipe joint (7), sebific duct (8), between air valve pipe joint (7) and the air valve seat (4) by being threaded and adopting sealing gasket to carry out end face seal, air cone spool (5) is fastened on electromagnetic core (2) end face with thread connecting mode, and air valve fastens as one by screw connecting mode and electromagnet housing (11) by means of air valve seat (4); The composition of fuel tap comprises connecting sleeve (13), diaphragm lid (14), clamp pad (15) and (17), flexible sheet (16), return spring (18), diaphragm seat (19), fuel tap taper valve core (20), oil-resisting rubber hose (21a) with (21b), fuel tap pipe joint (22a) with (22b), fuel tap seat (25), fuel tap taper valve core (20) is fastening with thread connecting mode by means of clamp pad (15) and (17) with flexible sheet (16), between fuel tap taper valve core (20) and the diaphragm seat (19) for being slidingly matched, fuel tap is by means of diaphragm lid (14), diaphragm seat (19) and connecting sleeve (13) lean on screw connecting mode and electromagnet housing (11) and electromagnet cover plate (12) to be tightened to one, the garden circumferential portion of flexible sheet (16) is covered between (14) and the diaphragm seat (17) at diaphragm by clamping, diaphragm seat (17), fuel tap pipe joint (22a) and (22b) and between the fuel tap seat (25) with being threaded to one and carrying out end face seal respectively; The composition of electromagnet comprises electromagnet coil (1), electromagnetic core (2), return spring (3), solenoid valve fixed base (10), electromagnet housing (11), electromagnet cover plate (12) and wiring terminal (26), for being slidingly matched, the wiring terminal (26) of electromagnet coil (1) is connected with the automatic control circuit of ventilation fuel economizer main body between the skeleton endoporus of electromagnetic core (2) and electromagnet coil (1) and the electromagnet cover plate (12); Air valve pipe joint (7) (also can gone up being connected screw and cancelling air inlet seat (35) of brill one pipe joint (36) near the engine air inlet tube (34) of following of Carburetor with pipe joint (36) UNICOM on the air inlet seat (35) of sebific duct (8) and engine air inlet tube (34) UNICOM, air-strainer (9) is contained in air valve seat (4) with thread connecting mode and goes up (as adorn a pipe joint on the air-strainer of Carburetor, the available pipe joint of air-strainer (9) replace and with the air-strainer UNICOM of sebific duct and Carburetor), fuel tap pipe joint (22a) is with the oil-resisting rubber hose (21a) and oil outlet pipe joint (23) UNICOM of petrol pump (24), fuel tap pipe joint (22b) with oil-resisting rubber hose (21b) with and pipe joint (40) UNICOM of the oil input channel UNICOM of upper body (41).The material fuel pump diaphragm material of the flexible sheet of fuel tap (16).The diameter of bore of air valve pipe joint (7) is 10～14 millimeters to be used to adapt to various vehicles, simultaneously radially be provided with a tolerance adjusting screw (6), regulate the needs of air inflow size with different weather middle rolling cars to adapt to different geographical environments at it.The work automatic control circuit of ventilation fuel economizer main body is by adjusting screw (32), sensitive switch (33), control relay (31), ignition switch (30) (utilizing former igniting switch), environment selector switch K(28) and the automatically-controlled ignition electronic switching circuit (its composition comprises R1～R6, C, W1, D1, D2, T1, T2) form, adjusting screw wherein (32) is installed in accelerator rod (37) on the interlock utmost point (39) of link (promptly with the carburetor throttle interlock), make the switching of sensitive switch (33) and the closure of throttle body (38) open and close interlock, the automatically-controlled ignition electronic switching circuit is seen Fig. 1 with being connected of the former electric wiring of automobile.
The working procedure of this ventilation fuel economizer:
Ventilation fuel economizer main body is installed in position suitable outside the Carburetor, with adjusting screw (32) closure of sensitive switch (33) is adjusted to and be fixed up after carburetor throttle is closed preceding 2～3 degree fully.The working procedure of ventilation fuel economizer is as follows:
1. environment selector switch K(28) place a:
When motor did not need idle running and idling driving, K switch (28) should place a.
No matter which kind of operating mode, as long as unclamp throttle (promptly closing carburetor throttle), close preceding 2～3 fully when spending at carburetor throttle, the button that adjusting screw (32) is pushed down sensitive switch (33) makes sensitive switch (33) closure, control relay (31) energising, tutorial light (29) energising lamp is bright, electromagnet coil (1) energising simultaneously, electromagnetic core (2) adhesive, drive air cone spool (5) and open air valve, engine air inlet tube when carburetor throttle is closed (34) just with atmosphere UNICOM, the negative pressure of carburetor throttle bottom to firing chamber is reduced to minimum and stops Carburetor idle fuel way fuel feeding automatically, the rich mixture that produces because of hysteresis effect of carburetor throttle top mixing chamber and the machine oil of lubricating engine cylinder wall are not inhaled into cylinder because of negative pressure is minimum yet, and cylinder only sucks air; Promoting fuel tap taper valve core (20) in the time of electromagnetic core (2) adhesive blocks the Carburetor inflow pipeline and makes carburetor bowl keep economic pasta.Therefore, Carburetor does not supply mixed gas to motor, and motor shuts down rapidly.When pin is stepped on the gas (promptly opening carburetor throttle), adjusting screw (32) is thrown off the button of sensitive switch (33), sensitive switch (33) is opened, control relay (31) outage, tutorial light (29) outage is extinguished, electromagnet coil (1) outage, electromagnetic core (2) discharge and promote air cone spool (5) under the effect of return spring (3) closes air valve, and engine air inlet tube (34) and atmosphere are disconnected.Be in forced idling mode as motor this moment, and Carburetor is normal fuel injection immediately, and motor is lighted a fire automatically, and automobile gives it the gun.As automobile before pin is stepped on the gas for neutral gear or pin stepping on clutch slide, as long as gearing in and pin loosen the clutch, engine piston is tried hard to recommend moving motion down in the automobile self inertia, makes Carburetor recover fuel feeding immediately, motor is lighted a fire automatically, automobile gives it the gun.When electromagnetic core (2) discharged, fuel tap taper valve core (20) resetted under the effect of oil pressure and return spring (18) and opens oil duct, and Carburetor recovers oil-feed.
2. environment selector switch K(28) place b:
When this fuel economizer is installed, when the potentiometer W1 in the automatically-controlled ignition electronic switching circuit shown in Figure 1 is transferred to engine speed and reduces to idling speed motor just can light a fire automatically, the position of idle running.When motor needed idle running and idling driving, K switch (28) should place b.
Unclamp throttle (promptly closing carburetor throttle), the button that adjusting screw (32) is pushed down sensitive switch (33) makes sensitive switch (33) closure, control relay (31) energising, when engine speed was higher than idling speed, the armature voltage of generator (27) made D
1Conducting, thereby T
1And T
2Saturation conduction, tutorial light (29) energising lamp is bright, electromagnet coil (1) energising, fuel economizer body of work, its working procedure and environment selector switch K(28) working procedure after electromagnet coil when placing a (1) is switched on is identical; When engine speed drops to idling speed, D
1End, thus T
1And T
2End, tutorial light (29) outage is extinguished, electromagnet coil (1) outage discharges electromagnetic core (2) and resets under the effect of return spring (3), promote air cone spool (5) and close air valve, engine air inlet tube (34) disconnects with atmosphere, Carburetor idle fuel way fuel feeding, motor is lighted a fire automatically, idle running, when electromagnetic core (2) release resets, fuel tap taper valve core (20) is opened oil duct under the effect of oil pressure and return spring (18), Carburetor recovers oil-feed.
Embodiment 2:
The gasoline car fuel economizer body of work of the fuel economizer agent structure of gasoline Vehicular ventilation fuel economizer and use DC generator thereof is controlled also adoptable another kind of circuit as shown in Figure 2 automatically.The air valve and the electromagnet of air valve, electromagnet and the embodiment's 1 of ventilation fuel economizer main body fuel economizer main body are just the same; The parts of forming with connecting sleeve (13), sealing cover (42), bellows (43), connecting head (44), connecting plate (45) and fuel tap taper valve core (46) in the composition of fuel tap have replaced the equivalent unit be made up of connecting sleeve (13), diaphragm lid (14), clamp pad (15) and (17), flexible sheet (16), return spring (18), diaphragm seat (19) and fuel tap taper valve core (20) in the fuel tap of embodiment's 1 fuel economizer main body, and remaining oil valve assembly is identical; Placement and embodiment 1 between connection fastening means between air valve, air-strainer, electromagnet, the fuel tap and fuel tap and petrol pump and Carburetor, air valve and the engine air inlet tube are identical; The material of bellows in the fuel tap (43) is that beryllium bronze and its axial working stroke are not more than 25% of its total compression amount, its two ends respectively with sealing cover (42) and connecting head (44) for soldering is connected, connecting plate (45) be sleeved on that connecting head (44) is gone up and with the sealing gasket sealing and by fuel tap seat (25) and connecting head (44) be threaded and fuel tap fastens as one; The work automatic control circuit of fuel economizer main body is by adjusting screw (32), sensitive switch (33), control relay (31), tutorial light (29), environment selector switch K(28), shunt regulator (49), ignition switch (30) (utilizing former igniting switch) and resistance R form, adjusting screw wherein (32) is installed on the interlock plate (39) that links with accelerator rod (37), makes the switching of sensitive switch (33) and the switching interlock of carburetor throttle.This control circuit is seen Fig. 2 with being connected of the former electric wiring of automobile.When adopting embodiment 1 control circuit, change the armature terminal that connect silicon rectification generator (27) among Fig. 1 into connect regulator (48) cutout terminal and get final product, control procedure and embodiment 1 are identical.
The working procedure of this ventilation fuel economizer:
Ventilation fuel economizer main body is installed in position suitable outside the Carburetor, with adjusting screw (32) closure of sensitive switch (33) is adjusted to and be fixed up after carburetor throttle is closed preceding 2～3 degree fully.The working procedure of ventilation fuel economizer is as follows:
1. environment selector switch K(28) place a:
When motor did not need idle running and idling driving, K switch (28) should place a.
No matter which kind of operating mode, as long as unclamp throttle (promptly closing carburetor throttle), closing preceding 2～3 adjusting screw when spending (32) fully at carburetor throttle pushes down the button of sensitive switch (33) and makes sensitive switch (33) closure, control relay (31) energising, tutorial light (29) energising lamp is bright, electromagnet coil (1) energising simultaneously, electromagnetic core (2) adhesive, drive air cone spool (5) and open air valve, engine air inlet tube when making closed throttle (34) just with atmosphere UNICOM, the closure bottom of throttle body (38) negative pressure to engine chamber is reduced to minimum and stops Carburetor idle fuel way fuel feeding automatically, the rich mixture that carburetor throttle top mixing chamber produces because of hysteresis effect and the machine oil of lubricating engine cylinder wall are not inhaled into cylinder because of negative pressure is minimum yet, and cylinder only sucks air; In the time of electromagnetic core (2) adhesive, promote fuel tap taper valve core (46) and block the Carburetor inflow pipeline and make carburetor bowl keep economic pasta.Therefore, Carburetor is not to engine oil, and motor shuts down rapidly.When pin is stepped on the gas (promptly opening carburetor throttle), adjusting screw (32) is thrown off the button of sensitive switch (33), sensitive switch (33) is opened, control relay (31) outage, tutorial light (29) outage is extinguished, electromagnet coil (1) outage, electromagnetic core (2) discharges and promote air cone spool (5) under the effect of return spring (3) closes air valve, engine air inlet tube (34) and atmosphere are disconnected, be in forced idling mode as motor this moment, Carburetor is normal fuel injection immediately, motor is lighted a fire automatically, automobile gives it the gun, and slides for neutral gear before pin is stepped on the gas or the pin stepping on clutch slides as automobile, as long as gearing in and pin loosen the clutch, engine piston is tried hard to recommend moving motion down in the automobile self inertia, make Carburetor recover fuel feeding immediately, motor is lighted a fire automatically, and automobile gives it the gun; When air cone spool (5) was closed air valve, fuel tap taper valve core (46) resetted under oil pressure and bellows (43) spring-back force effect and opens oil duct, and Carburetor recovers oil-feed.
2. driving selector switch K(28) place b:
When needing the driving of engine idling operation and idling, K switch (28) should place b.
When engine speed is higher than idling speed, the armature voltage of DC generator (27) is higher than the voltage of storage battery (47), the cutout make contact of regulator (48), the cutout contact of shunt regulator (49) is also closed, make b point charged (equating) with armature voltage, when unclamping throttle (promptly closing carburetor throttle), the button that adjusting screw (32) is pushed down sensitive switch (33) makes sensitive switch (33) closure, control relay (31) energising, tutorial light (29) energising lamp is bright, electromagnet coil (1) energising, the fuel economizer body of work, its working procedure and environment selector switch K(28) working procedure after electromagnet coil when placing a (1) energising is identical, and motor shuts down rapidly, and the Carburetor oil input channel blocks and not oil-feed; When engine speed when height is reduced to idling speed gradually, because the armature voltage of DC generator (27) is lower than battery tension, the cutout contact of regulator (48) disconnects, the cutout contact of shunt regulator (49) also disconnects, make the b point not charged, thereby control relay (31) outage, tutorial light (29) outage is extinguished, electromagnet coil (1) outage, electromagnetic core (2) discharges and promote air cone spool (5) under the effect of return spring (3) closes air valve, engine air inlet tube (34) and atmosphere are disconnected, the Carburetor idle fuel way recovers fuel feeding, motor is lighted a fire automatically, idle running, automobile travels with idling, and the while is because of the release of electromagnetic core (2), fuel tap taper valve core (46) resets under oil pressure and bellows (43) spring-back force effect and opens oil duct, and Carburetor recovers oil-feed.
According to result of the test, this ventilation fuel-economizer has following remarkable result:
1. can save whole gasoline that deacceleration fuel shut-off device can be saved and can not save, alleviate the pollution to environment.
2. during this ventilation fuel-economizer body of work, be not inhaled into the combustion chamber and then enter atmosphere owing to the negative pressure that makes the carburetor throttle bottom to engine chamber reduces to the minimum lubricating oil that makes lubricating engine piston and casing wall, reduced the consumption of automobile oil and alleviated pollution to environment.
At automobile turning, bring to a halt, during forced idling mode such as engage a gear is gone down the hill, because this fuel economizer body of work makes engine air inlet tube and atmosphere UNICOM, cylinder piston becomes air pressure by the thrust that is subjected to the mixture combustion outburst, force car deceleration, play the auxiliary brake effect, the wearing and tearing of the brake shoes that slowed down, strengthened traveling security, particularly driving in the rain, cylinder piston pressure is forced car deceleration during brake, has reduced the danger of skid.
4. this fuel economizer does not change this body structure of Carburetor, does not influence vehicle dynamic quality, has but solved the difficult problem of automobile " fuel fouling ", vexed oil and row's black smoke.When automobile plus-minus gear, the requirement of motor and speed changer rotating ratio when adding downshift for adaptation, need to open and close rapidly closure (banging) throttle), in the one or two second time of closed throttle, engine air inlet tube charges into air rapidly, can suitably regulate the concentration of mixed gas when adding downshift Hong throttle, helps abundant burning, strengthened automobile and quickened power character, outlet pipe is not arranged black smoke.Be unkitted this fuel economizer, the driver will be by closing constantly that ignition switch makes engine misses and stall comes fuel-economizing, close ignition switch suddenly, Qian mixed gas enters atmosphere to stall, the closure below has been full of rich mixture after the stall to the pipeline of firing chamber, when opening the ignition switch acceleration once more, cylinder also will suck the rich mixture of closure top, thereby be difficult for lighting, just can light generation power after often will discharge partly from the firing chamber nonflammable rich mixture, to making the vexed oil of automobile, row's black smoke, it is slow to quicken.After using this fuel economizer, the rich mixture of closure top at first with after the air mixing was inhaled into the firing chamber when automobile quickened, and ignition has rapidly shifted to an earlier date the time for acceleration, and the not vexed oil of automobile, did not arrange black smoke.Simultaneously, after this fuel economizer is installed, carburetor bowl remains economic pasta in the driving, the wearing and tearing of this triangle needle-valve that both slowed down, make again automobile on the abrupt slope, take a sudden turn, bring to a halt and can not produce Carburetor to motor oil spilling, the oil that inclines, unrestrained wet goods phenomenon during severe turbulence, thereby solved " fuel fouling " problem of automobile.
5. this fuel economizer work control and carburetor throttle interlock have realized automatic control fully; During driving, need not close after opening ignition switch, fuel-economizing has automatically just been saved the driver for fuel-economizing frequently opens and closes the trouble of ignition switch, has alleviated driver's operation burden greatly again.
Claims (3)
1, a kind of is the gasoline Vehicular ventilation fuel economizer of power with the petrol engine, form by fuel economizer main body and working control circuit thereof, it is characterized in that described fuel economizer main body makes when spending engine air inlet tube (34) and atmosphere UNICOM that carburetor throttle bottom to the negative pressure of engine chamber is reduced to minimum and stops Carburetor idle fuel way fuel feeding automatically and when carburetor throttle is opened engine air inlet tube (34) and atmosphere are disconnected the air valve that makes Carburetor recover the normal fuel injection state automatically that (it is formed and comprises air valve seat (4) by close preceding 2～3 fully at carburetor throttle, air cone spool (5), tolerance adjusting screw (6), air valve pipe joint (7), sebific duct (8)), air-strainer (9), when closing, blocks carburetor throttle the Carburetor inflow pipeline and when carburetor throttle is opened, opens the fuel tap of Carburetor inflow pipeline that (its composition comprises connecting sleeve (13), diaphragm lid (14), clamp pad (15), spring diaphragm (16), clamp pad (17), return spring (18), diaphragm seat (19), fuel tap taper valve core (20), oil-resisting rubber hose (21a) with (21b), pipe joint (22a) with (22b), fuel tap seat (25), wherein by part 14,15,16,17,18,19,20 parts of forming with by sealing cover (42), bellows (43), connecting head (44), connecting plate (45), the equivalent unit of the parts that taper valve core (46) is formed for changing mutually) and the electromagnet of described air valve of driving and fuel tap work (its composition comprises electromagnet coil (1), electromagnetic core (2), return spring (3), solenoid valve fixed base (10), electromagnet housing (11), electromagnet cover plate (12), wiring terminal (26)) four parts are formed, fuel tap pipe joint (22a) oil outlet pipe joint (23) UNICOM of oil-resisting rubber hose (21a) and petrol pump (24), fuel tap taper valve core (20) is fastening by thread connecting mode by means of clamp pad (15) and (17) with spring diaphragm (16), between fuel tap taper valve core (20) and the diaphragm seat (19) for being slidingly matched, fuel tap is by means of diaphragm lid (14), diaphragm seat (19) and connecting sleeve (13) lean on screw connecting mode and electromagnet housing (11) and electromagnet cover plate (12) to fasten as one, air valve pipe joint (7) pipe joint (36) UNICOM of sebific duct (8) and engine air inlet tube (34) UNICOM, air valve fastens as one by screw connecting mode and electromagnet housing (11) by means of air valve seat (4), air-strainer (9) fastens as one with thread connecting mode and air valve seat (4) or with pipe joint and the sebific duct air-strainer UNICOM with the intake duct and the Carburetor of air valve seat (4), and the wiring terminal (26) of electromagnet coil (1) is fastened on screw connecting mode that connecting sleeve (13) is gone up and is connected with the automatic control circuit of control ventilation fuel economizer body of work.
2, gasoline Vehicular ventilation fuel economizer according to claim 1, the material that it is characterized in that the flexible sheet (16) of the fuel tap of described fuel economizer is the fuel pump diaphragm material, and the material of bellows (43) is that beryllium bronze and axial working stroke are not more than 25% of its total compression amount;
3, according to claim 1,2 described gasoline Vehicular ventilation fuel economizers, the diameter of bore of air valve pipe joint (7) that it is characterized in that the air valve of described ventilation fuel economizer main body is 10～14 millimeters, adapting to the use of various vehicles, and radially be provided with one for adapting to the tolerance adjusting screw (b) of regulating the air inflow size at different geographical environments and different weather middle rolling cars at air valve pipe joint (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87215523 CN87215523U (en) | 1987-11-18 | 1987-11-18 | Ventilation fuel-economizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87215523 CN87215523U (en) | 1987-11-18 | 1987-11-18 | Ventilation fuel-economizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87215523U true CN87215523U (en) | 1988-10-12 |
Family
ID=4829644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87215523 Withdrawn CN87215523U (en) | 1987-11-18 | 1987-11-18 | Ventilation fuel-economizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87215523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416452A (en) * | 2011-12-13 | 2012-04-18 | 北京科技大学 | Device for continuous casting protective casting and method for protective casting |
-
1987
- 1987-11-18 CN CN 87215523 patent/CN87215523U/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416452A (en) * | 2011-12-13 | 2012-04-18 | 北京科技大学 | Device for continuous casting protective casting and method for protective casting |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| 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 |