CN2816384Y - Electric-controlled energy-saving purifying device generally for motor vehicles - Google Patents
Electric-controlled energy-saving purifying device generally for motor vehicles Download PDFInfo
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- CN2816384Y CN2816384Y CN 200520055324 CN200520055324U CN2816384Y CN 2816384 Y CN2816384 Y CN 2816384Y CN 200520055324 CN200520055324 CN 200520055324 CN 200520055324 U CN200520055324 U CN 200520055324U CN 2816384 Y CN2816384 Y CN 2816384Y
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Abstract
The utility model relates to an all-purpose electric-controlled and energy-saving purifying device for motor vehicles. An electromagnetic valve which is arranged and fixed inside a clean air chamber of an air filter is provided with a plurality of air inlets. An air outlet pipe of the electromagnetic valve which is arranged outside the air filter is connected inside a mixed air pipeline between a carburetor and an engine via a pipe passage and an air supply nozzle. An outer programming module and an interface are added for an electronic controller which is connected with the electromagnetic valve by a signal output line, is connected with an accumulator cell of the motor vehicle by a power supply line and is connected with an ignition system of the engine by a pair of signal lines. The working condition of the engine is determined by the electronic controller by detecting current and rotating speed signals of the engine, and quantity value is controlled by prestored high precision calculation of a program to output a control signal towards the electromagnetic valve. The optimal control to air-fuel ratio is realized by carrying out regulation and control to the concentration of the mixed air which enters the engine from the carburetor. The engine is caused to realize favorable combustion. Oil consumption and noise are lowered effectively, and harmful emissions are reduced.
Description
Technical field
The electric controlled gas-compensation technology that the utility model relates to a kind of motor vehicle Carburetor also is the theory and technology field of lean combustion, refers in particular to a kind of automobile and motorcycle and the general electric controlled energy saving cleaning plant of all motor vehicle.
Background technique
The Carburetor electric control device that uses in automobile and motorcycle (or claiming the electronics making-up air device) is that a kind of microcomputer-single-chip microcomputer that uses is regulated control to the concentration of the fuel-air mixture body of automobile or motorcycle carburetor, is beneficial to the intelligent fuel-economizing and the Exhaust gas purifying device of the full combustion of fuel of motor.Package unit mainly partly is made up of electronic controller (ECU), solenoid valve, air filter, relevant sensing element and rat tail etc.
The electric controlled energy saving cleaning plant of existing automobile and motorcycle, the following problem of ubiquity: the solenoid valve operational noise in the device is bigger, and the driving force of solenoid valve, sensitivity, durability and reliability are all not ideal enough, so that have influence on the performance and the durability of whole device, reliability.The software of electronic controller in the device is not easy to dissimilar field adjustable and the couplings flexibly of carrying out at automobile and motorcycle in addition, also is not easy to carry out from now on software upgrading.
The model utility content
The purpose of this utility model provides a kind of by the operation variation of electronic controller according to motor, send out to solenoid valve in good time, close the control command of duty ratio of time, realization is to the optimal control of air fuel ratio, improve its combination property, fuel-economizing and reduction emission effect are better, especially the system works noise is compared and is descended significantly under the negligible situation of noise of motor car engine, and the software of electronic controller (ECU) is convenient to carry out software programming flexibly at automobile and motorcycle dissimilar, debugging and coupling, be convenient to the batch process of electronic controller (ECU) and solenoid valve, also be convenient to the general electric controlled energy saving cleaning plant of motor vehicle of software upgrading from now on.
The purpose of this utility model can reach by following measure:
The electric controlled energy saving cleaning plant that this motor vehicle are general, comprise electronic controller (ECU), solenoid valve, air filter, relevant sensing element and rat tail, its special way is: the indoor solenoid valve of clean air that is fixed on air filter has several suction ports, be installed in the solenoid valve steam outlet pipe of air filter outside, by the road, gas filling mouth is connected in the mixed gas pipeline at closure rear portion between Carburetor and the motor; Described electronic controller (ECU) enters by output line that the clean air of air filter is indoor to be connected with solenoid valve, is connected with accumulator of motor-driven vehicle by power line, is connected with the ignition system of motor by a pair of signaling line.
The purpose of this utility model can also reach by following measure:
Solenoid valve is by the soft iron external member, the outer drive wire bag that twines of the coil frame of the built-in hollow of soft iron external member, the fixed core of the one end sleeve in coil frame hollow cavity axle center, extend the secure component that the fixed core of soft iron external member is provided with, the stainless steel sleeve of axle center the other end sleeve, the moving iron core that is equipped with in the stainless steel sleeve, the Returnning spring that is equipped with between the moving iron core of two adjacent surfaces and the fixed core bottom gasket, soft iron external member and corresponding moving iron core extend the part of soft iron external member by the extending end among the fastening piece inserted valve seat, the seal ring that be equipped with its end, valve seat is positioned at the seal ring outside and is provided with and extends the prominent air outlet of establishing of valve seat, the vertical inlet hole that is provided with the seal ring axle center is formed on the valve seat.
The inwall of described gas filling mouth pipeline has been processed the rifle line of thorax in the similar gun barrel especially.
The control signal that magnetogenerator triggers is sent into microcomputerized control chip U3 and is handled after resistance R 1, module U1, module U2 filtering in electronic controller (ECU), microcomputerized control chip U3 respectively access pin control module U4 and can to internal processes is programmed again or software upgrading is handled outer programming module U5 and interface J1 thereof and to engine speed test, after the computing control electromagnetic valve that the closure rear portion is replenished clean air is combustion-supporting; The stabilized power supply of electronic controller (ECU) is supplied with by power module U6.
Fixed core is shaped to the cavity, the cavity bottom diameter that are anti-frustoconic shape by the one end and forms less than the round platform of cavity upper diameter, the buffer gasket that the bottom embeds; Moving iron core is by being complementary with the anti-frustoconic shape cavity of fixed core and having the tapered head of spinning of earial drainage structure and the sealing valve pad of the other end embedding that contact with valve seat is formed.
Moving iron core is shaped to the cavity that is anti-frustoconic shape, the cavity diameter round platform less than the cavity upper diameter by the one end, has the earial drainage structure and sealing valve pad composition that the other end that contact with valve seat embeds; Fixed core by with the anti-frustoconic shape cavity of moving iron core be complementary spin conical nose and this buffer gasket that spins the conical nose suit is formed.
The earial drainage structure is to be opened in the dredging flow groove on the moving iron core or to be opened in a kind of of earial drainage face on the moving iron core outer cylinder.
The surface of electromagnetism valve actuation iron core is provided with nitriding layer or is provided with the nitriding layer of nitrogenous complex element.
The utility model has following advantage compared to existing technology:
1. solenoid valve is installed in the air filter, because the plastic shell of air filter has tangible deadening to the noise of solenoid valve, so the operational noise of solenoid valve greatly reduces.Because the clean gas in the air filter can save suction tude and sebific duct by in the inlet hole direct admission valve body of valve seat, solenoid valve also can not need plastic casing simultaneously, and structure is further simplified, and has reduced cost.Saved automobile, especially limited installing space in the motorcycle.
2. owing to Motor Vehicle clean gas in the air filter when starting continues to flow toward Carburetor, actual when then solenoid valve is worked is to be in the air-cooled environment, radiating condition is splendid, not only avoided the high temperature in automobile but also avoided exposing to the sun and rain of motorcycle, the operating temperature of solenoid valve reduces greatly with working environment and obviously improves, further improved the stability of system works, reliability and operating life.
3. because the inwall of gas filling mouth pipeline has been processed the rifle line of thorax in the similar gun barrel especially, air when entering mixed gas pipeline between Carburetor and the motor by gas filling mouth rotates, the mixed oil and gas that comes out of tonifying Qi of being sent by solenoid valve and Carburetor is fully stirred and is mixed like this, has effectively improved the efficient of lean combustion.
4. because electromagnetism valve actuation iron core and fixed core have adopted the structure of spinning tapered and anti-truncated cone shape respectively, the driving force and the sensitivity of solenoid valve have been improved greatly, because electromagnetism valve actuation iron core surface is infiltrated and has been covered one deck nitrogen or nitrogenous complex element, effectively improved the surface hardness of electromagnetism valve actuation iron core, significantly improved the durability and the reliability of solenoid valve, and reduced cost and suitable mass production.
5. because electronic controller (ECU) has increased outer programming module and interface thereof, thereby the software of electronic controller is convenient to dissimilar field adjustable, programming and the couplings flexibly of carrying out at automobile and motorcycle, be convenient to the batch process of electronic controller (ECU), also be convenient to carry out software upgrading from now on.
6. test result shows: the fuel saving ratio of automobile and motorcycle all can reach more than 15%, and discharging all can reach No. two standards in Europe, near No. three standards in Europe.Transformation to new car is expected to reach No. three standards in Europe.
7. this product is applicable to the various motor vehicle that have Carburetor fully, as automobile, and motorcycle (comprising three-wheeled motor vehicle) etc.
Description of drawings
Fig. 1 is a working principle block diagram of the present utility model.
Fig. 2 is the structural representation of the utility model solenoid valve.
Fig. 3 is the circuit theory diagrams of the utility model electronic controller ECU.
Fig. 4 is the voltage-stabilized power supply circuit figure of the utility model electronic controller ECU.
Fig. 5 is the structural representation that the utility model spins tapered moving iron core.
Fig. 6 is the structural representation with the matching used anti-truncated cone shape fixed core of Fig. 5.
Fig. 7 is the structural representation of the moving iron core of the anti-truncated cone shape of the utility model.
Fig. 8 is and the matching used structural representation that spins tapered fixed core of Fig. 7.
Fig. 9 is the structural representation of the moving iron core of the utility model cylinder type.
Figure 10 is the structural representation with the matching used cylinder type fixed core of Fig. 9.
Figure 11 is the structural representation of the moving iron core dredging flow groove of the utility model.
Figure 12 is the structural representation of the utility model fixed core dredging flow groove.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
See also accompanying drawing, the electric controlled energy saving cleaning plant that these motor vehicle are general comprises electronic controller (ECU)
1, solenoid valve 2, air filter 3, relevant sensing element and rat tail, its clean air chamber 31 interior solenoid valves 2 that are fixed on air filter 3 have several suction ports 21, be installed in the solenoid valve steam outlet pipe 22 of air filter 3 outsides, by the road 71, gas filling mouth 4 is connected in the mixed gas pipeline 72 at closure rear portion between Carburetor 5 and the motor 6; Described electronic controller (ECU) 1 enters by output line 81 in the clean air chamber 31 of air filter 3 and is connected with solenoid valve 2, is connected with accumulator of motor-driven vehicle 9 by power line 82, is connected with the ignition system 61 of motor by a pair of signaling line 83.The inwall of described gas filling mouth 4 pipelines has been processed the rifle line of thorax in the similar gun barrel especially.
See also Fig. 4, Fig. 5, it is optional in order to a kind of down that fixed core 25 and surface are provided with the group mode of moving iron core 27 of nitriding layer 279, and wherein the optimum structure of the fixed core of solenoid valve is the structure of the anti-truncated cone shape that is complementary with the moving iron core that spins tapered structure as shown in Figure 4.
1, fixed core 25 by the one end be shaped to the cavity 251 that is anti-frustoconic shape, cavity 251 base diameters are formed less than the anti-round platform 256 of cavity 251 upper diameter, the buffer gasket 252 that the bottom embeds; Moving iron core 27 is by being complementary with fixed core 25 anti-frustoconic shape cavitys 251 and having the tapered head 276 of spinning of dredging flow groove 275 and the sealing valve pad 274 of the other end embedding that contact with valve seat 28 is formed.
2, moving iron core 27 is shaped to the cavity 277 that is anti-frustoconic shape, the cavity 277 base diameters anti-round platform 278 less than cavity 277 upper diameter by the one end, has earial drainage face 279 and sealing valve pad 274 compositions that the other end that contact with valve seat 28 embeds; Fixed core 25 by with the anti-frustoconic shape cavity 277 of moving iron core be complementary spin conical nose 255 and this buffer gasket that spins the conical nose suit is formed.
3, moving iron core 27 is shaped to columned cavity 277 by an end and forms; Fixed core 25 is formed by being complementary with moving iron core cylinder and having the buffer gasket that the cylinder head 255 of dredging flow groove 254 and this cylinder head embed.
Solenoid valve will be perpendicular to substantially horizontal, by outside thread (M10-M14) on solenoid valve valve seat 28 pneumatic tubes and the nut that matches thereof, perhaps on solenoid valve valve seat 28, attack several internal thread grooves, be fixed on by bolt on the sidewall in the clean air chamber 31 of air filter 3.Solenoid valve valve seat 28 parts in clean air chamber 31 have several inlet holes 21, and its diameter decides the size and the quantity of inlet hole 21 usually in the scope of 4mm～8mm according to the air compensation of system works.Solenoid valve 2 is worked in this environment, can not need to assemble plastic casing, but needs with the supporting soft iron of solenoid valve circle external member 23.Returnning spring groove 271 generally is located in the moving iron core 27, also can open in fixed core 25.After fixed core 25 machine shapings, answer electronickelling or zinc.Moving iron core 27 after the machine shaping must carry out surface carburization processing or nitrogen and the preparation of other element blending surface osmosis process, carries out polishing treatment then, significantly to improve the surface hardness and the wear resistance of moving iron core 27, and also can be antirust.Surface carburization or nitrogen and other element blending surface osmosis process generally have two kinds of methods, i.e. gas nitriding or ion nitriding, and the former cost is lower, suitable for mass production.The material of moving iron core 27 of preparation and fixed core 25 can be selected highly purified electrical pure iron for use.The control signal that magnetogenerator triggers is sent into microcomputerized control chip U3 and is handled after resistance R 1, module U1, module U2 filtering in electronic controller (ECU), microcomputerized control chip U3 respectively access pin control module U4 and can to internal processes is programmed again or software upgrading is handled outer programming module U5 and interface J1 thereof and to engine speed test, after the computing control electromagnetic valve that the closure rear portion is replenished clean air is combustion-supporting.The stabilized power supply of electronic controller (ECU) 1 is supplied with by power module U6.The solenoid valve 2 that this device adopts must be that frequency of okperation can be at the high frequency more than 5 times/second, high driving, highly sensitive solenoid valve.The a pair of output line 81 of electronic controller (ECU) 1 is connected with solenoid valve 2, its power line 82 is connected with accumulator of motor-driven vehicle 9, its other a pair of signaling line 83 is connected with the ignition system 61 of motor, that is to say that electronic controller (ECU) 1 only is connected by the general electric controlled energy saving cleaning plant of 6 elastic cable papers and whole motor vehicle.
Using process: the air of vehicle exterior enters clean air chamber 31 through air filter 3, wherein, the part air is through Carburetor 5, oil gas mixing tube road 72 enters motor 6, meanwhile, electronic controller 1 decides engine operating condition by the tach signal that detects electric current and motor 6, come the compute control value according to operating mode program of establishing in prestore, to solenoid valve 2 output control signals, control electromagnetic valve 2 is opened, the dutycycle of shut-in time, thus the concentration that is entered the mixed gas of motor 6 by Carburetor 5 is regulated and control, promptly realize optimal control to air fuel ratio, make motor realize good burning, thereby effectively reduce oil consumption and reduce noxious emission.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.
Claims (8)
1. electric controlled energy saving cleaning plant that motor vehicle are general, comprise electronic controller ECU, solenoid valve, air filter, relevant sensing element and rat tail, it is characterized in that: the indoor solenoid valve of clean air that is fixed on air filter has several suction ports, be installed in the solenoid valve steam outlet pipe of air filter outside, by the road, gas filling mouth is connected in the mixed gas pipeline at closure rear portion between Carburetor and the motor; Described electronic controller ECU enters by output line that the clean air of air filter is indoor to be connected with solenoid valve, is connected with accumulator of motor-driven vehicle by power line, is connected with the ignition system of motor by a pair of signaling line.
2. the general electric controlled energy saving cleaning plant of motor vehicle according to claim 1, it is characterized in that: solenoid valve is by the soft iron external member, the outer drive wire bag that twines of the coil frame of the built-in hollow of soft iron external member, the fixed core of the one end sleeve in coil frame hollow cavity axle center, extend the secure component that the fixed core of soft iron external member is provided with, the stainless steel sleeve of axle center the other end sleeve, the moving iron core that is equipped with in the stainless steel sleeve, the Returnning spring that is equipped with between the moving iron core of two adjacent surfaces and the fixed core bottom gasket, soft iron external member and corresponding moving iron core extend the part of soft iron external member by the extending end among the fastening piece inserted valve seat, the seal ring that be equipped with its end, valve seat is positioned at the seal ring outside and is provided with and extends the prominent air outlet of establishing of valve seat, the vertical inlet hole that is provided with the seal ring axle center is formed on the valve seat.
3. the general electric controlled energy saving cleaning plant of motor vehicle according to claim 1, it is characterized in that: the inwall of described gas filling mouth pipeline has been processed rifle line especially.
4. the general electric controlled energy saving cleaning plant of motor vehicle according to claim 1, it is characterized in that: the control signal that magnetogenerator triggers is sent into microcomputerized control chip U3 and is handled after resistance R 1, module U1, module U2 filtering in electronic controller ECU, microcomputerized control chip U3 respectively access pin control module U4 and can to internal processes is programmed again or software upgrading is handled outer programming module U5 and interface J1 thereof and to engine speed test, after the computing control electromagnetic valve that the closure rear portion is replenished clean air is combustion-supporting; The stabilized power supply of electronic controller ECU is supplied with by power module U6.
5. the general electric controlled energy saving cleaning plant of motor vehicle according to claim 2 is characterized in that: fixed core is shaped to the cavity, the cavity bottom diameter that are anti-frustoconic shape by the one end and forms less than the round platform of cavity upper diameter, the buffer gasket that the bottom embeds; Moving iron core is by being complementary with the anti-frustoconic shape cavity of fixed core and having the tapered head of spinning of earial drainage structure and the sealing valve pad of the other end embedding that contact with valve seat is formed.
6. the general electric controlled energy saving cleaning plant of motor vehicle according to claim 2, it is characterized in that: moving iron core is shaped to the cavity that is anti-frustoconic shape, the cavity diameter round platform less than the cavity upper diameter by the one end, has the earial drainage structure and sealing valve pad composition that the other end that contact with valve seat embeds; Fixed core by with the anti-frustoconic shape cavity of moving iron core be complementary spin conical nose and this buffer gasket that spins the conical nose suit is formed.
7. according to claim 5 or the general electric controlled energy saving cleaning plant of 6 described motor vehicle, it is characterized in that: the earial drainage structure is to be opened in the dredging flow groove on the moving iron core or to be opened in a kind of of earial drainage face on the moving iron core outer cylinder.
8. the general electric controlled energy saving cleaning plant of motor vehicle according to claim 2 is characterized in that: the surface of electromagnetism valve actuation iron core is provided with nitriding layer or is provided with the nitriding layer of nitrogenous complex element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520055324 CN2816384Y (en) | 2005-03-07 | 2005-03-07 | Electric-controlled energy-saving purifying device generally for motor vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520055324 CN2816384Y (en) | 2005-03-07 | 2005-03-07 | Electric-controlled energy-saving purifying device generally for motor vehicles |
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| Publication Number | Publication Date |
|---|---|
| CN2816384Y true CN2816384Y (en) | 2006-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520055324 Expired - Fee Related CN2816384Y (en) | 2005-03-07 | 2005-03-07 | Electric-controlled energy-saving purifying device generally for motor vehicles |
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| CN (1) | CN2816384Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705077A (en) * | 2012-06-06 | 2012-10-03 | 河北胜嘉杰锐特汽车用品科技有限公司 | Engine maintaining device |
| CN101435210B (en) * | 2007-11-13 | 2012-11-07 | 沃尔沃建造设备控股（瑞典）有限公司 | Apparatus and method for controlling engine revolutions for excavator |
-
2005
- 2005-03-07 CN CN 200520055324 patent/CN2816384Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435210B (en) * | 2007-11-13 | 2012-11-07 | 沃尔沃建造设备控股（瑞典）有限公司 | Apparatus and method for controlling engine revolutions for excavator |
| CN102705077A (en) * | 2012-06-06 | 2012-10-03 | 河北胜嘉杰锐特汽车用品科技有限公司 | Engine maintaining device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060913 Termination date: 20100307 |