CN208734455U - A kind of engine booster gas handling system - Google Patents
A kind of engine booster gas handling system Download PDFInfo
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- CN208734455U CN208734455U CN201821131754.0U CN201821131754U CN208734455U CN 208734455 U CN208734455 U CN 208734455U CN 201821131754 U CN201821131754 U CN 201821131754U CN 208734455 U CN208734455 U CN 208734455U
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- high pressure
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Abstract
A kind of engine booster gas handling system, including high pressure tank, high-pressure air pipe and high pressure nozzle, described high-pressure air pipe one end is connected with high pressure tank, the high-pressure air pipe other end is connected by high pressure nozzle with cylinder, the high-pressure air pipe is equipped with normally closed air valve, and when the automobile accelerates, cylinder is other than normal suction, normally closed air valve on high-pressure air pipe is opened, and is injected directly into the pressure-air in high pressure tank in cylinder by high pressure nozzle.The utility model is used when automobile accelerates, and opens the normally closed air valve of air accumulator, and the pressure-air in high pressure tank enters high-pressure air pipe and is injected into cylinder by high pressure nozzle, to improve engine fuel consumption, increases engine output.
Description
Technical field
The utility model relates to technical field of engines, and in particular to a kind of engine booster gas handling system.
Background technique
The maximum power of engine output depends on the combustion mixture amount in cylinder.And the combustion mixture amount in cylinder
It is the fuel injection amount of the air capacity and the corresponding air capacity by entering cylinder in intake process to determine.Equation is matched
For vehicle, in addition to the comparison of the operational stability of vehicle, what is more focused on is the competition of speed, therefore, how to be promoted its recycle into
Tolerance is just particularly important.On the basis of not changing original gas handling system, engine is reequiped, increases a set of cylinder
Interior direct-injection air system, neither violation race rule, and can be realized the purpose for increasing engine output.
For the engine of a fixed displacement, fuel is sprayed into order in cylinder as multidirectional as possible, to improve engine more
Dynamic property needs to increase each air inflow for being recycled into cylinder.Nowadays the method for existing increase air inflow is mostly
Increase density of the induced air, such as mechanical increase, exhaust gas turbocharge, complex supercharge.But all there is certain limitation.As machinery increases
Pressure, needs consumption of engine power, mechanical loss is caused to increase;Exhaust gas turbocharge supercharger speed low pressure charging in low speed is imitated
Fruit is unobvious, and turbocharger instant response characteristic is poor, causes automobile acceleration poor;Complex supercharge volume is big, noise
High, installation site is restricted.
In order to solve problem above, utility model people is it is proposed that a kind of " pressurization of four-stroke engine of CN204253168U
The art solutions of integral structure ".The patent formula connects pressurized cylinder with four stroke cylinders by crankshaft, utilizes
Four working cycles of stroke cylinder one are twice of pressurized cylinder working cycles, and then air inflow when obtaining suction stroke is logical
Cross the air capacity that pressurized cylinder obtains twice, i.e., the sum of two swept volumes.In actual application, it has been found that the patent side
Case still has: 1) pressurized cylinder increases crankshaft load, reduces the delivery efficiency of engine;2) air inflow required for different rotating speeds
Difference, however each air inflow of the program is all identical;3) cost is too high, and volume is too big, and structure is not compact enough.In addition practical
Novel people it is proposed that " CN206221062U " patent formula, the patent formula pass through a kind of gasoline engine inlet-air moment be pressurized
System allows in engine urgency accelerator and additionally increases partial air from another air inlet " channel " moment, and by this part sky
Gas blowout is incident upon in engine intake manifold or inlet manifold, suddenly accelerates moment automobile engine to the need of air inflow to meet with this
It asks, improves in engine operation process to the responsiveness suddenly accelerated.But it can have the following problems in practical applications: 1) compressor
It is to need engine to provide energy to work, reduces the working efficiency of engine;2) increasing pressure-air will cause nature suction
The decline of gas air inflow, atmospheric density improve little;3) two ports of air accumulator, keep structure more complicated, and manufacturing cost increases.
Utility model content
The utility model aim is the shortcomings that overcoming the prior art and deficiency, provides a kind of engine booster air inlet system
System increases gas density using pressure-air, increases the air capacity into cylinder, improves engine fuel consumption, increase hair
Motivation output power.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of engine booster gas handling system, including high pressure tank, high-pressure air pipe and high pressure nozzle, the high-pressure air pipe
One end is connected with high pressure tank, and the high-pressure air pipe other end is connected by high pressure nozzle with cylinder, described
High-pressure air pipe is equipped with normally closed air valve, and when the automobile accelerates, cylinder is normally closed on high-pressure air pipe other than normal suction
Air valve is opened, and is injected directly into the pressure-air in high pressure tank in cylinder by high pressure nozzle.
From the foregoing, it will be observed that the utility model is used when automobile accelerates, the normally closed air valve of air accumulator is opened, in high pressure tank
Pressure-air enters high-pressure air pipe and is injected into cylinder by high pressure nozzle, so that engine fuel consumption is improved,
Increase engine output.
As a kind of improvement of the utility model, including the accelerator pedal sensor and section on pressurization control unit, automobile
Valve opening sensor, the signal input part of the pressurization control unit are passed with accelerator pedal sensor and throttle opening respectively
Sensor electrical connection, the signal output end of the pressurization control unit are connect with the control terminal of normally closed air valve, pressurization control unit root
Normally closed air valve is opened according to the acceleration signals that accelerator pedal sensor and engine load sensor obtain.
As a kind of improvement of the utility model, including vehicle-mounted electronic control unit, high-pressure air pipe is equipped with air mass flow
Meter, air flow meter are used to obtain the flow of the pressure-air sprayed into cylinder, and vehicle-mounted electronic control unit is used for root
The distributive value and injection advance angle of cylinder fuel injection mouth are controlled according to the flow signal of the pressure-air sprayed into cylinder.
Further, the air flow meter is connected with the signal input part of pressurization control unit, pressurization control unit
With vehicle-mounted electronic control unit communication connection, the flow signal of pressure-air is sent to vehicle electronics control by pressurization control unit
Unit.
As a kind of improvement of the utility model, the high-pressure air pipe is equipped with inflation branch, and the inflation branch road is set
There is check valve.
Further, the inflation branch is connected with an air compressor, and the high pressure tank is equipped with pressure sensing
Device, pressure sensor are connect with the signal input part of pressurization control unit, and pressurization control unit is according to the signal of pressure sensor
Air compressor is controlled to inflate to high pressure tank.
Compared with prior art, the utility model has the advantage that
1, the utility model is used when automobile accelerates, and opens the normally closed air valve of air accumulator, and the high pressure in high pressure tank is empty
Gas enters high-pressure air pipe and is injected into cylinder by high pressure nozzle, to improve engine fuel consumption, increases hair
Motivation output power;
2, the utility model is obtained using pressurization control unit according to accelerator pedal sensor and engine load sensor
Acceleration signals and open normally closed air valve, according to accurate acceleration signals to cylinder spray into pressure-air;
3, the utility model is using vehicle-mounted electronic control unit according to the flow of the pressure-air sprayed into cylinder
Signal controls the distributive value and injection advance angle of cylinder fuel injection mouth, guarantees the pressure-air sprayed into cylinder and oil spout
The ratio of amount is in controllable state, and reaches preferably, is more advantageous to and improves fuel oil quality in cylinder, guarantees that engine is defeated
Power out.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model engine booster gas handling system;
Fig. 2 is the connection structure diagram of the utility model engine booster gas handling system and cylinder.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that described herein
Specific embodiment be used only for explaining the utility model, rather than the restriction to the utility model.It also should be noted that
For ease of description, part relevant to the utility model is illustrated only in attached drawing rather than full content.
Embodiment
Please refer to Fig. 1 and Fig. 2, a kind of engine booster gas handling system, including high pressure tank 2, high-pressure air pipe 3 and high pressure
Nozzle 4, described 3 one end of high-pressure air pipe are connected with high pressure tank 2,3 other end of high-pressure air pipe by high pressure nozzle 4 with
Cylinder 1 is connected, and the high-pressure air pipe 3 is equipped with normally closed air valve 5, and when the automobile accelerates, cylinder is in addition to just
Outside normal air-breathing, the normally closed air valve 5 on high-pressure air pipe 3 is opened, and keeps the pressure-air in high pressure tank 2 straight by high pressure nozzle 4
It connects and sprays into cylinder 1.
From the foregoing, it will be observed that the utility model is used when automobile accelerates, the normally closed air valve of air accumulator is opened, in high pressure tank
Pressure-air enters high-pressure air pipe and is injected into cylinder by high pressure nozzle, so that engine fuel consumption is improved,
Increase engine output.
In the present embodiment, including the accelerator pedal sensor 10 and throttle opening biography on pressurization control unit 9, automobile
Sensor 11, the signal input part of the pressurization control unit 9 respectively with accelerator pedal sensor 10 and engine load sensor
11 electrical connections, the signal output end of the pressurization control unit 9 are connect with the control terminal of normally closed air valve 5, and pressurization control unit 9
Normally closed air valve 5 is opened according to the acceleration signals that accelerator pedal sensor 10 and engine load sensor 11 obtain.This is practical new
Type is opened often using pressurization control unit according to the acceleration signals that accelerator pedal sensor and engine load sensor obtain
Gas check valve sprays into pressure-air to cylinder according to accurate acceleration signals, when pressurization control unit detects that throttle is stepped on
When the very fast variation of plate stroke, throttle opening increase, normally closed air valve is opened, sprays into pressure-air to cylinder.
In the present embodiment, including vehicle-mounted electronic control unit 12, high-pressure air pipe 3 are equipped with air flow meter 13, air
Flowmeter 13 is used to obtain the flow of the pressure-air sprayed into cylinder 1, and vehicle-mounted electronic control unit 12 is used for basis
The flow signal of the pressure-air sprayed into cylinder 1 controls the distributive value and injection advance angle of cylinder fuel injection mouth 8.Gas
Cylinder air inflow sends a signal to pressurization control unit after the acquisition of temperature air flowmeter, and pressurization control unit is by this signal
It is sent to vehicle-mounted electronic control unit, vehicle-mounted electronic control unit controls distributive value and the oil spout of atomizer by calculation processing
Advance angle, the ratio for guaranteeing to spray into pressure-air and distributive value in cylinder is in controllable state, and reaches preferably, more
Be conducive to improve fuel oil quality in cylinder, guarantee engine output.Specifically, the air flow meter 13 and increasing
The signal input part of pressure control unit 9 is connected, pressurization control unit 9 and 12 communication connection of vehicle-mounted electronic control unit, pressurization
The flow signal of pressure-air is sent to vehicle-mounted electronic control unit 12 by control unit 9.
In the present embodiment, the high-pressure air pipe 3 is equipped with inflation branch 6, and the inflation branch 6 is equipped with check valve 7.
High pressure tank can be inflated with extraneous air charging system by inflating branch, that is to say that high-pressure air pipe can be by manual
Inflation, can also be with automatic inflating, and no need to consume engine powers, do not influence engine efficiency, improve engine delivery efficiency.?
On the basis of above-mentioned, the inflation branch 6 is connected with an air compressor 14, and the high pressure tank 2 is equipped with pressure sensor
15, pressure sensor 15 is connect with the signal input part of pressurization control unit 9, and pressurization control unit 9 is according to pressure sensor 15
Signal control air compressor 14 to high pressure tank 2 inflate, when the air pressure of high pressure tank be lower than minimum definite value when, increasing
Pressure control unit just starts the circuit of air compressor, and compressed air enters high pressure tank by check valve to meet an urgent need.
Compared with prior art, the utility model has the advantage that
1, the utility model is used when automobile accelerates, and opens the normally closed air valve of air accumulator, and the high pressure in high pressure tank is empty
Gas enters high-pressure air pipe and is injected into cylinder by high pressure nozzle, to improve engine fuel consumption, increases hair
Motivation output power;
2, the utility model is obtained using pressurization control unit according to accelerator pedal sensor and engine load sensor
Acceleration signals and open normally closed air valve, according to accurate acceleration signals to cylinder spray into pressure-air;
3, the utility model is using vehicle-mounted electronic control unit according to the flow of the pressure-air sprayed into cylinder
Signal controls the distributive value and injection advance angle of cylinder fuel injection mouth, guarantees the pressure-air sprayed into cylinder and oil spout
The ratio of amount is in controllable state, and reaches preferably, is more advantageous to and improves fuel oil quality in cylinder, guarantees that engine is defeated
Power out;
4, when the air pressure of high pressure tank is lower than minimum definite value, pressurization control unit just starts the electricity of air compressor
Road, compressed air enter high pressure tank by check valve to meet an urgent need;
5, the air of high pressure tank can be inflated voluntarily manually or be inflated using exterior power, and no need to consume engine function
Rate does not influence engine efficiency, improves engine delivery efficiency.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (6)
1. a kind of engine booster gas handling system, it is characterised in that: including high pressure tank, high-pressure air pipe and high pressure nozzle, institute
It states high-pressure air pipe one end to be connected with high pressure tank, the high-pressure air pipe other end passes through high pressure nozzle and cylinder phase
Connection, the high-pressure air pipe are equipped with normally closed air valve, and when the automobile accelerates, cylinder is other than normal suction, high pressure gas
Normally closed air valve on pipe is opened, and is injected directly into the pressure-air in high pressure tank in cylinder by high pressure nozzle.
2. engine booster gas handling system according to claim 1, it is characterised in that: including pressurization control unit, automobile
On accelerator pedal sensor and engine load sensor, the signal input part of the pressurization control unit steps on throttle respectively
Plate sensor and engine load sensor electrical connection, the control of the signal output end and normally closed air valve of the pressurization control unit
End connection, pressurization control unit are opened often according to the acceleration signals that accelerator pedal sensor and engine load sensor obtain
Gas check valve.
3. engine booster gas handling system according to claim 2, it is characterised in that: including vehicle-mounted electronic control unit,
High-pressure air pipe is equipped with air flow meter, and air flow meter is used to obtain the flow of the pressure-air sprayed into cylinder,
Vehicle-mounted electronic control unit is used to control cylinder fuel injection mouth according to the flow signal of the pressure-air sprayed into cylinder
Distributive value and injection advance angle.
4. engine booster gas handling system according to claim 3, it is characterised in that: the air flow meter and pressurization are controlled
The signal input part of unit processed is connected, pressurization control unit and vehicle-mounted electronic control unit communication connection, pressurization control unit
The flow signal of pressure-air is sent to vehicle-mounted electronic control unit.
5. engine booster gas handling system according to claim 2, it is characterised in that: the high-pressure air pipe is equipped with inflation
Branch, the inflation branch road are equipped with check valve.
6. engine booster gas handling system according to claim 5, it is characterised in that: the inflation branch and an air pressure
Contracting machine is connected, and the high pressure tank is equipped with pressure sensor, the signal input part of pressure sensor and pressurization control unit
Connection, pressurization control unit control air compressor according to the signal of pressure sensor and inflate to high pressure tank.
Priority Applications (1)
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CN201821131754.0U CN208734455U (en) | 2018-07-17 | 2018-07-17 | A kind of engine booster gas handling system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821131754.0U CN208734455U (en) | 2018-07-17 | 2018-07-17 | A kind of engine booster gas handling system |
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Publication Number | Publication Date |
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CN208734455U true CN208734455U (en) | 2019-04-12 |
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CN201821131754.0U Expired - Fee Related CN208734455U (en) | 2018-07-17 | 2018-07-17 | A kind of engine booster gas handling system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108869103A (en) * | 2018-07-17 | 2018-11-23 | 广东工业大学 | A kind of engine booster gas handling system |
-
2018
- 2018-07-17 CN CN201821131754.0U patent/CN208734455U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108869103A (en) * | 2018-07-17 | 2018-11-23 | 广东工业大学 | A kind of engine booster gas handling system |
CN108869103B (en) * | 2018-07-17 | 2024-04-16 | 广东工业大学 | Engine supercharging air inlet system |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190412 Termination date: 20190717 |
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CF01 | Termination of patent right due to non-payment of annual fee |