CN201215040Y

CN201215040Y - Diesel engine control engine fuel saving controlling switch

Info

Publication number: CN201215040Y
Application number: CNU200820077854XU
Authority: CN
Inventors: 赵树行
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-11
Filing date: 2008-07-11
Publication date: 2009-04-01
Anticipated expiration: 2018-07-11

Abstract

The utility model discloses an oil-saving control switch for an engine, which comprises a clamping seat and a deflector rod; wherein, the clamping seat comprises two opposite horizontally-extended edges at one end of a side vertical plate, the bottom surface of the upper horizontally-extended edge is connected with an electric contact, and the other end of the side vertical plate is provided with a shaft hole which is hinged with a vehicle body; one end of the deflector rod is positioned between the two horizontally-extended edges of the clamping seat and provided with another opposite electric contact, the other end of the deflector rod is provided with a shaft hole which is hinged with the vehicle body, and a contact clearance adjusting mechanism is arranged on the lower horizontally-extended edge of the clamping seat. The utility model can be closed along with the fine motion of an accelerator pedal so as to avoid energy waste caused by an electric oil atomizer continuing to work because the idle contact of a gasoline throttle is not closed when the accelerator pedal of a current electric injection automobile fine motions.

Description

Engines fuel-economizing control switch

Technical field

The utility model relates to a kind of motor accessory, specifically a kind of engines fuel-economizing control switch.

Background technique

In the running that drives a car, the driver selects to take to slow down as required or the road conditions problem is handled in brake.And the fuel feeding in deceleration, brake process belongs to invalid fuel feeding, not only causes energy waste, but also can increase tail gas pollution.Though gasoline electric injection car and diesel common rail electro jet car etc. can carry out oil-break dragging under the passive invalid fuel feeding state of operating mode, but only be totally released gas pedal and make under the situation of closure idling make contact the driver, could send closed information to automobile micro computer Ecu, make micro computer Ecu instruction electrical fuel injector close and stop to engine oil.Under normal conditions, only when needing to brake really, the driver just can be totally released gas pedal, otherwise the driver only chooses the semi-coast gas pedal and adjusts the speed of a motor vehicle, so that few as far as possible brake is not handled the road conditions problem with not braking.And in the case, because closure idling contact is not closed, micro computer Ecu can't accept closed information, and electrical fuel injector just still works on.At this moment fuel feeding belongs to invalid fuel feeding, causes energy waste.And some automobile is only just forced oil-break when producing brake signal, and its oil-saving effect is poorer.

The model utility content

The purpose of this utility model just provides a kind of engines fuel-economizing control switch, with under the inc situation in closure idling contact, realize to force oil-break and reaches the purpose of fuel-economizing.

The utility model is achieved in that this engines fuel-economizing control switch comprises deck and driving lever, wherein deck is that a end at cant board has two relative flat edges of stretching, be connected to electric contact in last flat bottom surface of stretching the edge, the other end of cant board have can be hinged with car body axis hole; One end of driving lever deck two flat stretch along between, and be provided with another relative electric contact, the other end of driving lever have can be hinged with car body axis hole, under deck flat stretch along on being provided with the contact gap regulating mechanism.

When this engines fuel-economizing control switch is installed and used, the contact is electrically connected with automobile micro processor Ecu.Simultaneously, the movable end and the gas pedal of driving lever are joined, the movable end position that makes driving lever changes with the change in location of gas pedal, so cause on movable end and the deck flat stretch along between the gap change, determine further whether two relative contacts contact.When gas pedal is unclamped, the movable end that drives driving lever rises and stretches along clamping plate closely to going up of deck is flat, makes the contact of two contacts, and Ecu sends closure signal to micro processor, makes micro computer Ecu instruction electrical fuel injector close and stop to engine oil.And when needs quicken, depress gas pedal, the movable end that drives driving lever descends and away from clamping plate, make two contact separation, Ecu sends separation signal to micro processor, makes micro computer Ecu send the fuel feeding instruction, begins to engine oil, finish motor and quicken rotation process, motor is run well under the situation of normal fuel injection.The movable end of the driving lever in the utility model fuel-economizing control switch also can join with the throttle mechanisms of automobile, by controlling fuel feeding with closure with moving.The electric contact of this switch also can be directly and the oil pipe electromagnetic valve of the electrical fuel injector of electro jet car or general-utility car join, with the control fuel feeding.

Control switch of the present utility model can produce closed information with the fine motion of gas pedal, therefore, can only take the semi-coast gas pedal and not brake to adjust the speed of a motor vehicle, handle under the situation of road conditions the driver, also can realize oil-break, thereby avoid existing EFI car and under the inc situation in closure idling contact in the gas pedal fine motion, the energy waste problem that electrical fuel injector still works on and caused can be saved fuel oil 10-18%.

Distance in the control switch of the present utility model between two contacts is more little, and oil-break sensitivity is high more.In use can be according to the needs of different automobile types, different road conditions and different drivers, use the contact gap adjusting element to regulate distance between two contacts, to reach not only energy saving, but also can not reduce the purpose of comfort level by bus.The contact gap adjusting element can adopt any structure that can conveniently realize the two gap adjustment in the prior art, a kind of attainable mode is to be connected with the adjustment screw in the flat screw of stretching on the edge under deck, by precession or revolve and move back screw, can turn or widen the gap between two contacts down.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is A-A sectional drawing of Fig. 1.

Fig. 3, Fig. 4 are the structural representations of two kinds of mode of executions of contact part.

Fig. 5 be automobile from urgent deceleration, Emergency braking to the unit process of speed-raising again, accelerator pedal position line, brake situation curve and throttle fuel feeding situation curve, engine speed situation plotted curve.

Fig. 6 be automobile slow down, adjust the speed of a motor vehicle on the lenient side, in the process of the speed-raising again of not braking, accelerator pedal position line, throttle fuel feeding situation curve and engine speed situation plotted curve.

When Fig. 7 is automobilism from certainly the speed that shades, adjust accelerator pedal position line, brake situation curve and throttle fuel feeding situation curve, the engine speed situation plotted curve of the speed of a motor vehicle to the unit process of speed-raising again.

Embodiment

As shown in Figure 1 and Figure 2, engines fuel-economizing control switch comprises separately independently deck 1 and driving lever 3, wherein deck 1 be a end at cant board have relative on flat stretching along 1b and flat down stretching along 1a.Be connected to electric contact 6 last flat stretching, have the axis hole 2 that can be rotationally connected with car body, be used for cross-under and be fixed on rotating shaft on the car body at the other end of cant board along the bottom surface of 1b.One end 3b of driving lever 3 is flat stretching along 1b and flat down stretching along between the 1a on the deck, and is provided with another relative electric contact 7, has the axis hole 4 that can be rotationally connected with car body at the other end of driving lever 3, is used for cross-under and is fixed on rotating shaft on the car body.1 time flat stretching of deck along being provided with the contact gap regulating mechanism on the 1a.The contact gap adjusting element is to adjust screw 51 time flat stretching along being connected with in the screw on the 1a of deck.

In the utility model, be in a kind of metastable state for making this switch, be preferably in return spring (3a) is set on the driving lever 3, a kind of attainable mode is that the leading portion with driving lever 3 is made as recessed circular arc thin slice 3a, forms a return reed thus; Another kind of attainable mode directly installs a spring additional on driving lever 3.In like manner, also can be in the rotating shaft of deck 1 handicapping Buddhist nun returning device, a kind of attainable mode is to be provided with damping device such as pressure spring (not shown) in the rotating shaft in the rotational axis hole 2 that is connected to deck 1.

In the utility model on deck 1 and the driving lever 3 two relative electric contacts can be mechanical contact or electrical contact.Electrical contact can be various ways such as resistance type, condenser type, inductance type, photoelectric, stage differential style.

In the utility model, driving lever 3 can be hinged on the same axis with deck 1, and at this moment, the surface of contact of two electric contacts on deck 1 and the driving lever 3 is a parallel surface.Driving lever 3 can be coaxial eccentric shaft with the hinging shaft of deck 1, also can be disalignment.At this moment, two electric contact surface of contact on deck 1 and the driving lever 3 are the inclined-plane.She Ji advantage is like this, the cursor length of driving lever 3 and deck 1 is different, therefore, in its linkage process with gas pedal, relative displacement can take place in contact 7 on the driving lever 3 and the contact that connects between the contact 6 on the deck 1, and be designed to inclined-plane (Fig. 3, shown in Figure 4) with surface of contact this moment, in the time of can making the utility model switch be in diverse location in the gas pedal release process, the contact gap difference, thus different oil-break sensitivity obtained.Also can be accustomed to selecting Fig. 3, different structure shown in Figure 4, to satisfy various needs according to concrete vehicle and driving.

Be the working state that motor is kept relative stability, when opening and closing electrical fuel injector, can make engine speed that the problem of being brought take place to change fast to slow down unexpected oiling and unexpected oil-break by adding delay circuit.

This engines fuel-economizing control switch both can be electrically connected with automobile micro computer Ecu, automobile electronic fuel oil jet oil device or oil pipe electromagnetic valve, with instruction electrical fuel injector, electromagnetic valve work.Also can be separately and air throttle of car sensor or throttle, accelerator pedal sensor merge and be mounted to integrative-structure.This fuel-economizing control switch is installed, is not influenced control such as original each sensor of vehicle such as vehicle speed sensor, engine rotation speed sensor and cooling-water temperature sensor etc., to guarantee normal vehicle operation and vehicle safety engine fuel injector.

Engines fuel-economizing control switch of the present utility model is simple in structure, make easily, do not change the original structure of automobile, oil-saving effect is obvious, can install separately, also can merge and install, be applicable to that all are that the operation vehicle of power is as: gasoline electric injection automobile, rail electric spraying diesel automobile, ordinary diesel oil automobile and liquefied petroleum gas automobile etc. altogether with the energy by the original heat transfer agent of automobile.

Fig. 5-Fig. 7 is that the utility model control switch is compared the operating mode oil consumption ratio in various runnings with general automobile, gasoline electric injection car, with this fuel-economizing situation of the present utility model can be described.

In fuel-economizing analytical table 1 and table 2:

The operating mode oil consumption ratio=engine speed * * of this stage unit of time fuel delivery,

Oil consumption ratio is low more, and oil-saving effect is good more.

Engine speed value wherein is 1% of an actual speed.

It is the 2-10 lattice that motor is made as 8 lattice from the process that decelerates to speed-raising.

If the engine control idling is 1000 commentaries on classics/per minutes.

Total operating mode oil consumption ratio is each operating mode oil consumption ratio addition.

One, in the process of speed-raising again, accelerator pedal position line, brake situation curve and throttle fuel feeding situation curve, engine speed situation plotted curve are as shown in Figure 5 in urgent deceleration, Emergency braking for automobile.

The fuel-economizing analytical table is as shown in table 1 below.

Fuel-economizing analytical table 1

By above-mentioned figure, table as can be seen, urgent slow down, Emergency braking when raising speed again in the unit process all kinds of car oil consumption ratios be respectively:

1, general-utility car: 2156;

2, EFI car: 1300;

3, install the general-utility car of the utility model engines fuel-economizing control switch additional: 400.

Conclusion: the utility model engines fuel-economizing control switch has obvious energy-saving function.

Two, automobile gently slow down, adjust the speed of a motor vehicle, do not brake, in the unit process of speed-raising again, accelerator pedal position line, throttle fuel feeding situation curve and engine speed situation plotted curve are as shown in Figure 6.

The fuel-economizing analytical table is as shown in table 2 below.

Fuel-economizing analytical table 2

By above-mentioned figure, table as can be seen: all kinds of automobile oil consumption ratios are respectively in the unit process of light deceleration, the adjustment speed of a motor vehicle, the speed-raising again of not braking:

1, general-utility car: 2325;

2, EFI car: 2325;

Show that gas pedal is not totally released in this element process, under the inc situation in closure idling contact, the EFI car does not have energy-saving function, obvious energy-saving function and effect is then arranged after installing the utility model engines fuel-economizing control switch additional.

Three, during automobilism Zi the speed that shades, adjust accelerator pedal position line, brake situation curve and the throttle fuel feeding situation curve of the speed of a motor vehicle in the unit process of speed-raising again, engine speed situation plotted curve as shown in Figure 7.

As can be seen from the figure, the slight deceleration adjusted the speed of a motor vehicle in the unit process that raises speed again, the curve basically identical of all vehicles, so its oil consumption ratio is identical, its fuel consumption also is the same.

Comprehensive above-mentioned experiment statistics analysis can find out that automobile requires to keep under the steady relatively high speed operation of automobile except that slightly decelerating to speed-raising again when moving, engines fuel-economizing control switch of the present utility model does not have outside the oil-saving effect, the passive fuel feeding that drags operating mode that obvious deceleration, gear shift, the adjustment speed of a motor vehicle, the motor of any way are decided and produced in the process of brake weight, the speed-raising of braking again, install all effective oil-breaks of the utility model engines fuel-economizing control switch additional, thereby reach the fuel-economizing purpose, and oil-saving effect is quite obvious.Owing to speed-raising oiling in car running process subtracts oily number of times with reduction of speed is identical, once refuels once to subtract oil, and its degree also is identical, and different is that the oiling time-continuing process is different and different with the time limit that subtracts oily time-continuing process.So the engine speed that drags operating mode is high more, the time is long more, and then fuel-economizing is obvious more.Therefore, the vehicle that installs the utility model engines fuel-economizing control switch additional is especially at avenue, expressway, and the frequent highway section of adjusting the speed of a motor vehicle such as mountain area, oil-saving effect is better.

Claims

1, a kind of engines fuel-economizing control switch, it is characterized in that this switch comprises deck (1) and driving lever (3), wherein deck (1) is that a end at cant board has two relative flat edges of stretching, be connected to electric contact (6) last flat stretching along the bottom surface of (1b), the other end of cant board have can be hinged with car body axis hole (2); One end (3b) of driving lever (3) deck two flat stretch along between, and be provided with relative another electric contact (7), the other end of driving lever (3) have can be hinged with car body axis hole (4), stretch along being provided with the contact gap regulating mechanism on (1a) in that deck (1) is flat down.

2, engines fuel-economizing control switch according to claim 1 is characterized in that described contact gap regulating mechanism is to adjust screw (5) flat down the stretching along being connected with in the screw on (1a) of deck (1).

3, engines fuel-economizing control switch according to claim 1 is characterized in that driving lever (3) is provided with return spring (3a).

4, engines fuel-economizing control switch according to claim 1 is characterized in that being provided with the damping returning device in the rotating shaft in being connected to the hinged axis hole (2) of deck (1).

5,, it is characterized in that it is mechanical contact or electrical contact that deck (1) is gone up two relative electric contacts with driving lever (3) according to claim 1,2,3 or 4 described engines fuel-economizing control switch.

6, engines fuel-economizing control switch according to claim 5 is characterized in that driving lever (3) and deck (1) are hinged on the same axis, and the surface of contact of two electric contacts on deck (1) and the driving lever (3) is a parallel surface.

7, engines fuel-economizing control switch according to claim 5 is characterized in that the driving lever (3) and the hinging shaft of deck (1) are coaxial eccentric shaft or disalignment, and two electric contact surface of contact on deck (1) and the driving lever (3) are the inclined-plane.