CN2878693Y - Three-function gas supplement device for EMUs of gasoline engine - Google Patents
Three-function gas supplement device for EMUs of gasoline engine Download PDFInfo
- Publication number
- CN2878693Y CN2878693Y CNU2005200252526U CN200520025252U CN2878693Y CN 2878693 Y CN2878693 Y CN 2878693Y CN U2005200252526 U CNU2005200252526 U CN U2005200252526U CN 200520025252 U CN200520025252 U CN 200520025252U CN 2878693 Y CN2878693 Y CN 2878693Y
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- CN
- China
- Prior art keywords
- speed
- air chamber
- valve
- gas chamber
- tracking controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to a petrol vehicle exhaust purification device which is composed of a tracking speed control gas filling valve, a speed tracking controller and a pulse broadening high-voltage sheathing, wherein, the gas filling valve is equipped with a low-speed gas chamber, a medium-speed gas chamber and a high-speed gas chamber, the low-speed gas chamber is connected to the low-speed gas outlet, the medium-speed gas chamber equipped with an electromagnetic valve and the high-speed gas chamber equipped with an one-way negative pressure valve are connective sharing an outlet, the speed tracking controller is comprised by an ASIC for automobiles and switch pipe, an electromagnetic valve connects with a collector on the switch pipe in series, ignition coils are connected in the input pin of the ASIC, coupling resistances are connected on the two ends of the ignition pulse transmission wire of the pulse broadening high-voltage sheathing, coils and capacitors are connected on the middle part. The gas filling valve can make engine to achieve the best air-fuel ratio at full speed phase, greatly improving heat engine efficiency of the engine, boasting three functions to purify outstandingly, improve dynamic performance, reduce fuel consumption, and prominent advantages such as a relatively simple structure and marked purifying effect.
Description
Technical field
The utility model belongs to tail gas purifier for vehicles equipped with gasoline engine, particularly relates to a kind of gasoline fueled motor vehicle three function air compensation devices.
Background technique
The model utility of the patent No. 01201985.2 " twin gas/electricity tuner-type gasoline fueled motor vehicle exhaust purifier " discloses a kind of exhaust purifier that has cleaning of off-gas, improves power performance and reduction oil consumption three functions.Above-mentioned exhaust purifier is by the speed control aeration valve, burning pusher and shaping pulse high voltage wire three parts are formed, the valve seat of speed control aeration valve be provided with mutual isolation the low speed air chamber and in, high speed double speed air chamber, each air chamber top is an outlet nozzle, the bottom is a suction port, each air chamber is provided with filter screen, valve seat is provided with the negative pressure Pneumatic valve that import communicates with airspace, its import is the high speed suction port, its outlet communicates with the suction port of double speed air chamber, the electromagnetic valve coil two ends are connected to the power end and the driving transistors collector electrode of control circuit board respectively, transistor base connects automobile specified intergrated circuit BW328-N4 output pin, and this intergrated circuit input pin contact fire coil is elementary.The switching transistor collector electrode that is controlled by distributor in the burning pusher connects the trigger control end that the operation cycle is the monostable flipflop of 1-8ms, the oscillator reset terminal of 3 working pulses of output in the monostable output termination 1-8ms operation cycle, the back contact fire coil is amplified in oscillator output.The lead two ends are connected to the resistance of 1.5-2K Ω in the shaping pulse high voltage wire, and the lead intermediate section is serially connected with the electric capacity of 1K Ω resistance and 200Pf.
Summary of the invention
The utility model is to have above-mentioned three functions and the better simply gasoline fueled motor vehicle three function air compensation devices of structure in order to provide a kind of.
The utility model is taked following technological scheme: form three function air compensation devices by following the tracks of speed control aeration valve, speed tracking controller and pulse stretching high-voltage shield line, its valve body of following the tracks of the speed control aeration valve is provided with basic, normal, high fast air chamber, each air chamber is provided with suction port respectively, the low speed air chamber is communicated with the low speed outlet nozzle, middle and high fast air chamber is communicated with shared outlet nozzle, each outlet nozzle is equipped with the gas flow modulation screw, and the middling speed air chamber is provided with the gas flow modulation solenoid valve, and the high speed air chamber is provided with negative one-way valve; The speed tracking controller is made of automobile specified intergrated circuit BW328-N4 and switching transistor, the gas flow modulation electromagnetic valve coil of middling speed air chamber is serially connected with the collector electrode of switching transistor, its base stage is connected in intergrated circuit BW328-N4 output pin, the elementary intergrated circuit BW328-N4 input pin that is connected in of spark coil; The firing pulse delivery guidewire two ends of pulse stretching high-voltage shield line are serially connected with coupling resistance, and the delivery guidewire between two coupling resistances is serially connected with inductance coil and electric capacity.
The utility model can also be taked following technical measures:
Described low speed air chamber is provided with the filter screen and the O of band far infrared synergy coating successively along airflow direction
2The reverse osmosis layer, filter screen and O
2Valve body between the reverse osmosis layer is provided with the residual gas exhaust port.
Described its suction port of middling speed air chamber is provided with filter screen and guard shield thereof.
Described speed tracking controller is provided with packing casing, and housing is provided with speed tracking controller tie point fire coil elementary lead-in wire and the plug connector that is connected the gas flow modulation electromagnetic valve coil.
The beneficial effects of the utility model with advantage are: two outlet nozzles of tracking speed control aeration valve of this air compensation device are connected engine mixed gas body input end, and low speed outlet nozzle air compensation is adjusted into by the gas flow modulation screw and satisfies the optimal air-fuel ratio of motor 2000 rev/mins of low sections of hastening.When engine speed during greater than 2000 rev/mins, the automobile specified intergrated circuit BW328-N4 output control level of gathering the speed tracking controller of vehicle speed signal makes the switching transistor conducting, the gas flow modulation solenoid valve of middling speed air chamber is opened, make the middling speed air chamber participate in tonifying Qi, thereby make the optimal air-fuel ratio of the section of hastening in the motor acquisition.When engine speed during greater than 3000 rev/mins, the high velocity air that mixed gas injects cylinder makes the high speed air chamber form negative pressure, and the negative one-way valve of high speed air chamber is opened, and makes the high speed air chamber participate in tonifying Qi, thereby makes motor obtain the optimal air-fuel ratio of the high section of hastening.As seen this air compensation device can realize that motor full speed section obtains optimal air-fuel ratio.Coil inductance in the pulse stretching high-voltage shield line of this air compensation device be connected in series electric capacity and distributed capacity and constitute the passive oscillation device, can make the firing pulse broadening, its discharging energy increases 3-5 doubly, impels mixed gas fully to burn.The low speed air chamber of this air compensation device is provided with the filter screen and the O of band far infrared synergy coating in addition
2The reverse osmosis layer has the oxygen enriching burning-aid effect to mixed gas.In a word, this air compensation device can increase substantially the efficiency of heat engine of motor, has outstanding cleaning of off-gas, improves power performance and reduces by three kinds of functions of oil consumption.The utlity model has that structure is comparatively simple, the outstanding significantly advantage of purifying effect.
Description of drawings
Accompanying drawing 1 is followed the tracks of speed control aeration valve example structure generalized section.
Accompanying drawing 2 speed tracking controller electrical schematic diagrams.
Accompanying drawing 3 speed tracking controller profile example structure schematic representation.
Accompanying drawing 4 pulse stretching high-voltage shield line example structure generalized sections.
Accompanying drawing 5 pulse stretching oscillograms.
Embodiment
The tracking speed control aeration valve of this air compensation device as shown in Figure 1, its valve body 1 is provided with low speed air chamber 2 and low speed suction port 14 thereof, low speed air chamber 2 is communicated with the low speed outlet nozzle 4 of band gas flow modulation screw 3, and is provided with the filter screen 15 and the O of band far infrared synergy coating successively along airflow direction
2Reverse osmosis layer 17, filter screen and O
2Valve body 1 between the reverse osmosis layer is provided with residual gas exhaust port 16.The middling speed suction port 10 of middling speed air chamber 7 is arranged at guard shield 9, is provided with gas flow modulation solenoid valve 11 and filter screen 8 in its air chamber.High speed air chamber 5 is provided with negative one-way valve 12 and the high speed suction port 13 that is made of spring and spherical valve core.Middling speed air chamber 7 and high speed air chamber 5 are communicated with the shared outlet nozzle 6 of band gas flow modulation screw 3.
The speed tracking controller of this air compensation device as shown in Figure 2, be to constitute by automobile specified intergrated circuit BW328-N4 and switching transistor BG, the elementary intergrated circuit BW328-N4 input end pin 6 that is connected in of spark coil L, the coil of polyphone connection diagram 1 gas flow modulation solenoid valve 11 in the switching transistor BG collector loop, the base stage of switching transistor BG is connected in the output terminal pin 3 of intergrated circuit BW328-N4 via resistance R 3 and thermistor Rt.Resistance R 1, R2, capacitor C 4, diode D2 are the peripheral components of intergrated circuit BW328-N4 among the figure, and capacitor C 1-3 and diode D1 open and close the disturbing pulse that produces for eliminating gas flow modulation solenoid valve 11.DC electrical source E is an automobile storage battery.
The speed tracking controller of this air compensation device is provided with packing casing 18 as shown in Figure 3, and housing is provided with the plug connector 19 of elementary and gas flow modulation solenoid valve 11 coils of speed tracking controller circuitry tie point fire coil.
The pulse stretching high-voltage shield line of this air compensation device as shown in Figure 4, constitute by high-voltage shield 20, firing pulse delivery guidewire and two ends plug, firing pulse delivery guidewire in the plug of two ends is serially connected with the coupling resistance 23 of 1K Ω, and the lead intermediate section is serially connected with inductance coil 21 and 200Pf electric capacity 22.
Pulse stretching high-voltage shield line to the broadening effect of firing pulse as shown in Figure 5, m1 is a pulse stretching high-voltage shield line input end igniting pulse shape among Fig. 5, m2 is a pulse stretching high-voltage shield line output terminal firing pulse waveform, and pulsewidth is the t0-t2 of m2 by the t0-t1 broadening of m1.
Claims (4)
1, gasoline fueled motor vehicle three function air compensation devices, low speed air chamber by the speed control aeration valve, suction port and outlet nozzle thereof, the negative pressure Pneumatic valve, solenoid valve and drive circuit thereof are formed, it is characterized in that: by following the tracks of the speed control aeration valve, speed tracking controller and pulse stretching high-voltage shield line are formed three function air compensation devices, its valve body of following the tracks of the speed control aeration valve is provided with low, in, the high speed air chamber, each air chamber is provided with suction port respectively, the low speed air chamber is communicated with the low speed outlet nozzle, in, the high speed air chamber is communicated with shared outlet nozzle, each outlet nozzle is equipped with the gas flow modulation screw, the middling speed air chamber is provided with the gas flow modulation solenoid valve, and the high speed air chamber is provided with negative one-way valve; The speed tracking controller is made of automobile specified intergrated circuit BW328-N4 and switching transistor, the gas flow modulation electromagnetic valve coil of middling speed air chamber is serially connected with the collector electrode of switching transistor, its base stage is connected in intergrated circuit BW328-N4 output pin, the elementary intergrated circuit BW328-N4 input pin that is connected in of spark coil; The firing pulse delivery guidewire two ends of pulse stretching high-voltage shield line are serially connected with coupling resistance, and the delivery guidewire between two coupling resistances is serially connected with inductance coil and electric capacity.
2, three function air compensation devices according to claim 1 is characterized in that: described low speed air chamber is provided with the filter screen and the O of band far infrared synergy coating successively along airflow direction
2The reverse osmosis layer, filter screen and O
2Valve body between the reverse osmosis layer is provided with the residual gas exhaust port.
3, three function air compensation devices according to claim 1 is characterized in that: described its suction port of middling speed air chamber is provided with filter screen and guard shield thereof.
4, three function air compensation devices according to claim 1, it is characterized in that: described speed tracking controller is provided with packing casing, and housing is provided with speed tracking controller tie point fire coil elementary lead-in wire and the plug connector that is connected the gas flow modulation electromagnetic valve coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200252526U CN2878693Y (en) | 2005-02-03 | 2005-02-03 | Three-function gas supplement device for EMUs of gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200252526U CN2878693Y (en) | 2005-02-03 | 2005-02-03 | Three-function gas supplement device for EMUs of gasoline engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2878693Y true CN2878693Y (en) | 2007-03-14 |
Family
ID=37861108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200252526U Expired - Fee Related CN2878693Y (en) | 2005-02-03 | 2005-02-03 | Three-function gas supplement device for EMUs of gasoline engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2878693Y (en) |
-
2005
- 2005-02-03 CN CNU2005200252526U patent/CN2878693Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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 |