CN207178043U - A kind of throttle body assembly being used in small aero electric injection system - Google Patents
A kind of throttle body assembly being used in small aero electric injection system Download PDFInfo
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- CN207178043U CN207178043U CN201721268358.8U CN201721268358U CN207178043U CN 207178043 U CN207178043 U CN 207178043U CN 201721268358 U CN201721268358 U CN 201721268358U CN 207178043 U CN207178043 U CN 207178043U
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- injection system
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- electric injection
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
A kind of throttle body assembly being used in small aero electric injection system,It includes being fixedly installed on the throttle valve body in aero-engine,It is fixedly installed on the fuel injector switching mounting bracket of the throttle valve body side and is fixedly installed on the steering wheel of the throttle valve body other side,The throttle valve body includes valve body body and the valve of the valve body body interior is arranged on by rotating shaft,Valve sets intake air temperature sensor and air inlet pressure sensor respectively relative to setting on the inside of throttle valve body,Described rotating shaft one end is connected by crank and rocker mechanism with steering wheel,The other end connection TPS of the rotating shaft,The utility model can accurately detect the air themperature and admission pressure at engine charge road junction in real time,ECU is according to the signal of collection,Optimal oil gas mixing ratio is matched by accurately calculating,Lift the power performance and the economy performance of engine.
Description
Technical field
It the utility model is related to a kind of small aero technical field, be used in small-sized aviation hair more particularly to one kind
Throttle body assembly in motivation electric injection system.
Background technology
Throttle body is one of controllable valve for controlling air to enter engine, and air enters after air inlet pipe to be mixed with gasoline
Close, turn into flammable mixed gas, work by combustion is participated in into cylinder.Throttle body is of crucial importance in electric jetting motor system
Part, it top connection air cleaner, bottom connection engine cylinder-body, be engine throat.Throttle body conduct
Most important composition part in gas handling system, the performance of the optimization design of throttle body to BBG performance play very
Important effect.
It is well known that engine electric spray technology has been widely used in automotive field and part motorcycle field, but it is small-sized
Aero-engine field also rarely has application, mainly or uses carburetor mode fuel feeding.To find out its cause, it is because small-sized aviation is sent out
Motivation is relative smaller with automobile or motorcycle engine volume, and weight is lighter, more compact structure.And current vapour existing on the market
Car or motorcycle electric spraying system parts are relative with too big for small aero, and too heavy, functional part installation position is divided
Dissipate, integrated level is not high, it is impossible to meets lightness of the small aero to EFI parts, the requirement of miniaturization.
Whether the major impetus of engine is sufficiently mixed that degree is relevant with fuel oil with air, but because the shadow of various factors
Ring, oil-gas ratio mixing ratio be in general be extremely difficult to this 14:The temperature of 1 optimal proportion, wherein engine charge road junction
And pressure is that and small aero use environment is complicated, often in High aititude an important factor for influenceing oil gas mixing ratio
Operation in high velocity environment, ambient temperature and pressure with the temperature and pressure in engine inlets be it is differentiated, thus,
Intake air temperature is measured by the way of intake air temperature sensor and air inlet pressure sensor are arranged in engine inlets
And pressure, and then the mode of accurate calculating air inflow is optimal.And throttle body is as part critically important in EFI parts,
It is required that multiple functional, lightness, miniaturization, and integrated level is very high, needs research and development one kind to be used in small-sized aeroplane engine for this
Electronic air throttle body assembly in machine electric injection system solves the above problems, and the utility model can directly substitute small-sized aeroplane engine
Carburetor on machine, and simple installation.
Utility model content
The utility model technical issues that need to address are to provide one kind and are used in small aero electric injection system
Throttle body assembly, miniaturization, lightness and integration degree are high, meet small-sized aviation gasoline engine space requirement, and
And the intake air temperature and admission pressure in engine inlets can be accurately detected, match optimal oil gas mixing ratio, lifting hair
Dynamic dynamic property and economy, the problem of avoiding the occurrence of starting difficulty, unstable idle speed, exceeded exhaust emissions, scheme is reasonable, structure
Simply, manufacturing cost is low.
In order to solve the above technical problems, technical scheme is used by the utility model：
A kind of throttle body assembly being used in small aero electric injection system, it includes being fixedly installed on aviation
Throttle valve body on engine, the fuel injector switching mounting bracket for being fixedly installed on the throttle valve body side and fixation are set
The steering wheel in the throttle valve body other side is put, is set on the fuel injector switching mounting bracket in outlet and throttler valve body
The fuel injector of side connection, the angle between fuel injector and the throttle valve body longitudinal axis is 30-45 °, the throttle valve body bag
Include valve body body and the valve of valve body body interior is arranged on by rotating shaft, valve is set relative to fixation on the inside of throttle valve body
Intake air temperature sensor is put, described rotating shaft one end is connected by crank and rocker mechanism with steering wheel, the other end connection of the rotating shaft
TPS, the TPS, fuel injector, steering wheel, intake air temperature sensor respectively with EFI system
Control unit of uniting connection.
Further, the valve is provided with air inlet pressure sensor, the air inlet pressure relative to throttle valve body inner side
Force snesor is connected with electric injection system control unit.
Further, the electric injection system control unit model uses FFECU37P.
Further, the fuel injector model uses MEVI-60.
Further, the steering wheel model uses TOCOS-5507.
Further, the intake air temperature sensor model uses FFJW01.
Further, the TPS model uses TOCOS-5507
Further, the air inlet pressure sensor model uses FFJY01.
By adopting the above-described technical solution, the beneficial effect that the utility model obtains is：
A kind of throttle body assembly being used in small aero electric injection system is the utility model is related to, structure is set
Meter is reasonable, meets small aero miniaturization, lightness and integrated high requirement, saves small-sized aviation gasoline and start
The space that machine takes, and by being passed in valve relative to setting intake air temperature sensor on the inside of throttle valve body and admission pressure
Sensor is respectively used to measure air inlet road junction temperature and pressure, can accurately detect the air themperature and pressure into engine interior
Power, do not limited by free surrounding space place etc., match optimal oil gas mixing ratio, improve the dynamic property and economy of engine, keep away
Exempt from the problem of starting difficulty, unstable idle speed, exceeded exhaust emissions occur.
Outlet and the fuel injector connected on the inside of throttle valve body are set on fuel injector switching mounting bracket of the present utility model, it is first
First meet to be easy to the installation of fuel injector to connect, applicable oil circuit angle is wide, occupies little space, is suitable for small aero space
Compact requirement, ensure fuel injector installation in most between fuel injector and throttle valve body longitudinal axis angle are arranged to 30-45 ° in addition
Good spray angle, avoid fuel oil from being directly injected on inwall and form sputtering, influence jeting effect.
The utility model installs TPS by the other end in rotating shaft, can gather the position letter of valve
Cease and be transferred to electric injection system control unit, it is possible to achieve the accurate control of air input of engine by air, avoid steering wheel instruction from performing not
Phenomenon in place.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model overlooking the structure diagram；
Wherein, 1, TPS, 2, fuel injector switching mounting bracket, 3, intake air temperature sensor, 4, steering wheel, 5,
Fuel injector, 6, valve body body, 7, rotating shaft, 8, air inlet pressure sensor, 9, valve, 10, crank and rocker mechanism.
Embodiment
The utility model is described in further details with reference to embodiment：
As shown in Figure 1-2, a kind of throttle body assembly being used in small aero electric injection system, it includes solid
Surely the throttle valve body that is arranged in aero-engine, the fuel injector switching installation for being fixedly installed on the throttle valve body side
Frame 2 and the steering wheel 4 for being fixedly installed on the throttle valve body other side, described throttle valve body one end are fixed by flange
On engine body, the other end is directly set with or inserted fixed air cleaner, and its is reasonable in design, meets small-sized aviation
Engine Downsizing, lightness and integrated high requirement, the space that small-sized aviation gasoline engine takes is saved, and led to
Cross in valve 9 relative to setting intake air temperature sensor 3 and air inlet pressure sensor 8 on the inside of throttle valve body, it is described enter temperature
Sensor 3 and air inlet pressure sensor 8 are spent not in the range of the oil spout of fuel injector 5, in order to avoid damage intake air temperature sensor 3 and air inlet
Pressure sensor 8, the intake air temperature sensor 3 and air inlet pressure sensor 8 are used to measure air inlet road junction temperature and pressure, can
Air themperature and pressure with accurate detection into engine interior, ECU is according to the signal of collection, by accurately calculating
Optimal oil gas mixing ratio is matched, the dynamic property and economy of engine is lifted, avoids the occurrence of starting difficulty, unstable idle speed, tail
The problem of gas discharge is exceeded.
Outlet and the fuel injector 5 connected on the inside of throttle valve body, the oil spout are set on the fuel injector switching mounting bracket 2
Angle between device 5 and the throttle valve body longitudinal axis is 30-45 °, meets to be easy to the installation of fuel injector 5 to connect first, is applicable oil circuit
Angle is wide, occupies little space, and is suitable for the requirement of small aero spaces compact, in addition fuel injector 5 and throttle valve body
Longitudinal axis angle ensures that the installation of fuel injector 5 is in optimal spray angle between being arranged to 30-45 °, avoid fuel oil from being directly injected to interior
Sputtering is formed on wall, influences jeting effect.
The throttle valve body includes valve body body 6 and is arranged on the valve 9 inside valve body body 6, institute by rotating shaft 7
State the one end of rotating shaft 7 to be connected with steering wheel 4 by crank and rocker mechanism 10, the other end connection throttle position sensing of the rotating shaft 7
Device 1, the positional information of valve 9 can be gathered and be transferred to electric injection system control unit, it is possible to achieve the essence of air input of engine by air
Really control, repairs to steering wheel condition execution instruction, avoids the occurrence of the situation of unreachable position.
It is single that the TPS 1, fuel injector 5, steering wheel 4, intake air temperature sensor 3 distinguish electric injection system control
Member connection, the electric injection system control unit is ECU, and its model uses FFECU37P, and the model of fuel injector 5 uses MEVI-
60, the model of steering wheel 4 uses TOCOS-5507, and the model of intake air temperature sensor 3 uses FFJW01, the admission pressure
The model of sensor 8 uses FFJY01, and the model of TPS 1 uses TOCOS-5507, and it meets small-sized aviation
Engine is to the lightness of EFI parts, the requirement of miniaturization, and integrated level is very high, and it realizes electric jet technology small-sized
Applied in aero-engine.
The course of work is as follows：
Steering wheel 4 drives the rotating opening valve 9 of rotating shaft 7 by crank and rocker mechanism 10, and gas passes through from the outside of valve body 6
Gap between valve 9 and valve body 6 is entered on the inside of engine, and fuel oil is injected in engine cavity body from fuel injector 5, is saved
The positional information of the sensing valve 9 of valve position sensor 1 is simultaneously sent to electric injection system control unit, the He of intake air temperature sensor 3
Air inlet pressure sensor 8, which is respectively induced, enters gas temperature and pressure in engine cavity body, and respectively by corresponding temperature and
Pressure information is transferred to electric injection system control unit, and electric injection system control unit is analyzed intake air temperature and admission pressure,
Accurately calculate optimal oil gas mixing ratio, then control steering wheel 4 by crank and rocker mechanism 10 drive rotating shaft 7 rotate and and then
The position of valve 9 is adjusted, so as to realize the adjustment of air input of engine by air, fuel injector switching mounting bracket 2 can be according to small-sized aviation
The locus size adjustment angle of engine, injection tubing of transferring, is easy to the installation of fuel injector 5 to connect, and is applicable oil circuit angle
Extensively, occupy little space, be suitable for the requirement of small aero spaces compact, when needing flame-out, steering wheel 4 is shaken by crank
Linkage 10 drives rotating shaft 7 to rotate and closes valve 9, and this programme is reasonable, simple in construction, and manufacturing cost is low, has huge market
Prospect.
Finally it should be noted that：Above-described embodiment be clearly to illustrate citing that the utility model is done, it is right absolutely not
The restriction of embodiment.For those of ordinary skill in the art, other can also be made on the basis of the above description
Various forms of changes or variation, exhaustion can not be carried out to all embodiments herein, and it is aobvious and easy thus to extend out
The change or variation seen are still fallen among the scope of protection of the utility model.
Claims (8)
- A kind of 1. throttle body assembly being used in small aero electric injection system, it is characterised in that：It includes fixing The throttle valve body that is arranged in aero-engine, the fuel injector switching mounting bracket for being fixedly installed on the throttle valve body side （2）And it is fixedly installed on the steering wheel of the throttle valve body other side（4）, the fuel injector switching mounting bracket（2）On set Put outlet and the fuel injector connected on the inside of throttle valve body（5）, the fuel injector（5）With the angle between the throttle valve body longitudinal axis For 30-45 °, the throttle valve body includes valve body body（6）And pass through rotating shaft（7）It is arranged on valve body body（6）Internal Valve（9）, valve（9）Relative to fixed setting intake air temperature sensor on the inside of throttle valve body（3）, the rotating shaft（7）One end Pass through crank and rocker mechanism（10）With steering wheel（4）Connection, the rotating shaft（7）The other end connection TPS（1）, The TPS（1）, fuel injector（5）, steering wheel（4）, intake air temperature sensor（3）Controlled respectively with electric injection system Unit connects.
- 2. a kind of throttle body assembly being used in small aero electric injection system according to claim 1, its It is characterised by, the valve（9）Throttle valve body inner side is provided with air inlet pressure sensor（8）, the admission pressure Sensor（8）It is connected with electric injection system control unit.
- 3. a kind of throttle body assembly being used in small aero electric injection system according to claim 1, its It is characterised by, the electric injection system control unit model uses FFECU37P.
- 4. a kind of throttle body assembly being used in small aero electric injection system according to claim 1, its It is characterised by, the fuel injector（5）Model uses MEVI-60.
- 5. a kind of throttle body assembly being used in small aero electric injection system according to claim 1, its It is characterised by, the steering wheel（4）Model uses TUTABA-S3016.
- 6. a kind of throttle body assembly being used in small aero electric injection system according to claim 1, its It is characterised by, the intake air temperature sensor（3）Model uses FFJW01.
- 7. a kind of throttle body assembly being used in small aero electric injection system according to claim 1, its It is characterised by, the TPS（1）Model uses TOCOS-5507.
- 8. a kind of throttle body assembly being used in small aero electric injection system according to claim 2, its It is characterised by, the air inlet pressure sensor（8）Model uses FFJY01.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721268358.8U CN207178043U (en) | 2017-09-29 | 2017-09-29 | A kind of throttle body assembly being used in small aero electric injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721268358.8U CN207178043U (en) | 2017-09-29 | 2017-09-29 | A kind of throttle body assembly being used in small aero electric injection system |
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| Publication Number | Publication Date |
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| CN207178043U true CN207178043U (en) | 2018-04-03 |
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| CN201721268358.8U Active CN207178043U (en) | 2017-09-29 | 2017-09-29 | A kind of throttle body assembly being used in small aero electric injection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042933A (en) * | 2019-12-23 | 2020-04-21 | 天津布尔科技有限公司 | Intelligent control system for light unmanned aerial vehicle engine and implementation method thereof |
-
2017
- 2017-09-29 CN CN201721268358.8U patent/CN207178043U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042933A (en) * | 2019-12-23 | 2020-04-21 | 天津布尔科技有限公司 | Intelligent control system for light unmanned aerial vehicle engine and implementation method thereof |
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