CN2181575Y

CN2181575Y - Electronic auto-control fuel economizer for car

Info

Publication number: CN2181575Y
Application number: CN 93239899
Authority: CN
Inventors: 钟文军
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-12-18
Filing date: 1993-12-18
Publication date: 1994-11-02
Anticipated expiration: 2003-12-18

Abstract

The utility model relates to an automobile fuel saving device which comprises an electronic control box, an electromagnetic valve, a limit switch and a flange plate, wherein, the electromagnetic valve is connected with an automobile carburetor via a master control hole body of the electromagnetic valve, and the limit switch is installed on the carburetor via a fixing support. The flange plate is fixed on an oil pivot of the carburetor via a nut, and the flange plate is contacted with a reed of the limit switch. The electronic control box is installed at a proper position in a driving compartment, and the extracted conducting wire is connected with the electromagnetic valve and the limit switch via a wire connecting sheet. Under the control of the electronic control box, a needle valve of the electromagnetic valve closes and opens an oil channel hole of the carburetor. Reaction rate is fast and rate of economizing gasoline is over 15%.

Description

Electronic auto-control fuel economizer for car

The utility model relates to a kind of automobile fuel-saving device.

The car enforce idle speed fuel saved device, existing kind is more, introduces a kind of DDJ-01 type electronics idling fuel economizer as No. 2 Automobile Factory from Japan.This fuel economizer is with under the car enforce idling conditions, and the static characteristic of fuel delivery of Carburetor designs for theoretical foundation.Adopt the cut-out idle fuel way and do not cut off the mode of main oil gallery and filler opening on overall plan, the structure of cut-off valve is a Normally closed type metal conical valve, so oil-break is not thorough, and oil-saving effect is not obvious.In use, this structure is prone to that outlet pipe " is blown out " and the problem of Carburetor " fuel fouling ".

The purpose of this utility model provides a kind of that can control automatically, oil-saving effect and significantly, in use avoids outlet pipe " to blow out " and the gasoline-saving device of Carburetor " fuel fouling ".

The technical solution of the utility model is such.This electronic auto-control gasoline-saving device comprises Electronic Control Box, solenoid valve, limit switch and flange piece.Solenoid valve is connected with automobile carburetor main oil gallery or idle fuel way by its master control hole body, limit switch is installed on the Carburetor by fixing frame, flange piece is fixed on the Carburetor throttle axle by nut, and contacts with the limit switch spring sheet that is in idle position.Electronic Control Box is installed in the indoor correct position of car steering, and the lead of drawing from Electronic Control Box is connected with limit switch with solenoid valve by the line plug-in unit.The master control hole body of solenoid valve can be according to the supporting replacing of different automobile types, and former car fuel delivery can be not influenced.The master control hole body is connected with front cover rolling bound edge.The copper pipe of guidance quality good airproof performance is housed between the shaped framework coil of solenoid valve and the iron-core workpiece, and the spindle in the solenoid valve contacts with the spring that places iron-core workpiece.Electronic circuit component in the Electronic Control Box comprises the light emitting diode and the toggle switch of fusible link, diode, resistance and three kinds of different colours, and each element and solenoid valve and limit switch are connected to form the loop by lead.Electronic Control Box is in order to electromagnetic valve of instruction work, when engine speed is higher than idle speed value and throttle possesses simultaneously in these two conditions of idle position, generator voltage Ux is higher than threshold values, at this moment, flange piece on the throttle axle touches the spring sheet of limit switch, limit switch is opened and is made solenoid valve outage, and it is oil duct that the spring return that is compressed by spindle makes spindle close the master control hole, and oil circuit is cut off.When Ux is lower than threshold values, the automatic control circuit action makes the solenoid valve energising, and spring sucks back, and spindle breaks away from the master control aperture, makes oil circuit open-minded, and idling is in the normal position.

The utlity model has following advantage:

1, the Carburetor oil channel hole is closed and opened to the solenoid valve spindle under Electronic Control Box control, and it is fast that reaction velocity is closed and opened to oil circuit, is no more than 0.5 second lag time, and oil-saving effect is obvious, and average fuel saving ratio is about 15%.

2, the master control hole body of solenoid valve can be changed according to different vehicles, and easy for installation, has enlarged using scope of the present utility model.

3, the utility model adopts normally open solenoid valve, and driver one receives throttle, and automobile just can turn-off the fuel feeding oil duct in inertia traveling, and fuel oil can not enter cylinder, and oil-break is thorough, has eliminated fully that outlet pipe " is blown out " and Carburetor " fuel fouling " phenomenon.

Embodiment of the present utility model is illustrated in conjunction with the accompanying drawings.

Fig. 1 is that the utility model cooperates scheme of installation with automobile carburetor.

Fig. 2 is the utility model electromagnetic valve structure schematic representation.

Fig. 3 is the utility model circuit theory diagrams.

As Fig. 1, shown in Figure 2, among the figure: 1-protective tube, 2-Direct box, 3-toggle switch, the 4-tutorial light, 5-fixed plate, 6-toggle switch direction board, the 7-cable, 8-Carburetor, 9-fixing frame, the 10-limit switch, 11-flange piece, 12-set screw nut, 13-line plug-in unit, 14-solenoid valve, 15-master control hole body, the 16-oil inlet hole, 17-zero RunddichtringO, 18-copper pipe, the 19-shaped framework coil, 20-iron-core workpiece, 21-wiring pile crown, 22-master control hole core, 23-oil outlet, 24-pad, the 25-front cover, 26-spindle, 27-spring, 28 shells, 29-roll compacting rolling, 30-bonnet.

The utility model comprises Electronic Control Box (2), solenoid valve (14), limit switch (10) and flange piece (11).Electronic Control Box (2) is installed in the correct position of automobile cab by its fixed plate (5), has on the Direct box (2) can be in out-stop-toggle switch (6) of auto state and show the tri-colour LED (4) of three kinds of situations.Solenoid valve is installed in (the utility model is an example with CA-141 gasoline car CAH101 Carburetor) on Carburetor (8) main oil gallery or the idle fuel way by its master control hole body (15).Solenoid valve comprises master control hole body (15), zero RunddichtringO (17), copper pipe (18), iron-core workpiece (20), master control hole core (22), front cover (25), spindle (26), spring (27) and shell (28).Master control hole body (15) all is equipped with flexible gasket (24) with the surface of contact of Carburetor and front cover (25).Between copper pipe (18) and the shell (28) Gu Jiaxianquan is housed, the wiring pile (21) that is fixed on the bonnet (30) is connected with lead on the shaped framework coil.Flange piece (11) is fixed on the Carburetor throttle axle by nut (12), and contacts with reed on the limit switch (10).Limit switch is installed on the Carburetor (8) by fixing frame (9).Lead (7) on the Electronic Control Box (2) is connected with limit switch (10) with solenoid valve (14) by line plug-in unit (13).The line plug-in unit divides three cores and two kinds of plug-in units of single core, and three core plug-in units are used to connect limit switch (10), and single core plug-in unit is used to connect the wiring pile (21) of solenoid valve (14), and when the wiring plug-in unit was connected with lead, line look that must corresponding plug-in unit was to being contained in the insert hole.The external diameter of solenoid valve can require to change according to different capacity, and scope is between φ 18-φ 28.Except that the automobile that satisfies different model or motorcycle required, also can be used as control was the Automatic Control Component of medium with liquids and gases.

As shown in Figure 3, the electronic component in the circuit comprises light emitting diode DW1, DW2, the DW3 of fusible link RZ, diode D1 and D2, resistance R 1R2R3 and three different colours, and K is that toggle switch, XK are that limit switch, DF are solenoid valve in the circuit.In order to improve autocontrol performance, can install intergrated circuit DZJ additional in the circuit.

When the utility model was installed, the mounting point of flange piece was most important.During installation, unload throttle axle head pull-rod nut and install flange piece additional and adjust flange piece corner direction, make throttle when the idling position, touch the reed of limit switch, should make the limit switch reliable in action, throttle axle rotary spacing switch slightly should set back immediately, and corner is more little, and sensitivity is good more.After Electronic Control Box (2), solenoid valve (14) all install, can switch on after the conjunction cable plug-in unit is errorless,, observe working state by tutorial light (4) by the toggle switch instruction whole system work of three gears.Red light is bright---manual fuel cut-off (solenoid valve does not have); Green light is bright---beginning fuel feeding (solenoid valve has); Amber light is bright---and system enters the automatic control working state.Throttle has only amber light bright at idle position, and solenoid valve does not have electricity, and the step on the gas green light is promptly bright slightly, the beginning auto-supply, and throttle unclamps and to idle position.Identify that through the parties concerned average fuel saving ratio of the present utility model is more than 15%, the highway section actual measurement fuel saving ratio that has reaches about 70%.

Claims

1, the automotive electronics autocontrol oil-saving device, comprise Electronic Control Box (2) and solenoid valve (14), it is characterized in that solenoid valve (14) is connected by screw thread with the main oil gallery or the idling fuel feeding oil duct of automobile carburetor (8) by its master control hole body (15), limit switch (10) is installed on the Carburetor (8) by fixing frame (9), flange piece (11) is fixed on the Carburetor throttle axle by nut (12), and contact with reed on the limit switch (10), the lead (7) on the Electronic Control Box (2) is connected with limit switch (10) with solenoid valve (14) by line plug-in unit (13).

2, automotive electronics autocontrol oil-saving device according to claim 1, the master control hole body (15) that it is characterized in that solenoid valve (14) is connected with front cover (25) rolling bound edge, between shaped framework coil (19) and the iron-core workpiece (20) the good copper pipe of guidance quality (18) is housed, the gap location that front cover (25) is connected with shaped framework coil (19) is equipped with zero RunddichtringO (17), spindle (26) is connected with spring (27), and wiring pile crown (21) is housed on the shaped framework coil (19).

3, automotive electronics autocontrol oil-saving device according to claim 1, it is characterized in that it is light emitting diode (4) that the tutorial light of three kinds of different colours is arranged on the Electronic Control Box (2), Direct box (2) is provided with toggle switch, electronic circuit component in the Direct box comprises fusible link RZ, diode D1 and D2, resistance R 1, R2 and R3, each element is connected by lead with toggle switch K, limit switch XK, solenoid valve DF.

4, automotive electronics autocontrol oil-saving device according to claim 1 and 2, the outside dimension that it is characterized in that the solenoid valve (14) that can change according to the different capacity requirement is between φ 18-φ 28.