CN202468128U - Electro-spraying power starting connection structure for engine - Google Patents
Electro-spraying power starting connection structure for engine Download PDFInfo
- Publication number
- CN202468128U CN202468128U CN2012201030439U CN201220103043U CN202468128U CN 202468128 U CN202468128 U CN 202468128U CN 2012201030439 U CN2012201030439 U CN 2012201030439U CN 201220103043 U CN201220103043 U CN 201220103043U CN 202468128 U CN202468128 U CN 202468128U
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- starting
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- control system
- flywheel
- electrical machinery
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- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
The utility model discloses an electro-spraying power starting connection structure for an engine. The electro-spraying power starting connection structure comprises a starting motor and a starting flywheel driven by the starting motor to rotate, wherein the starting motor is fixedly arranged on a starting motor connection disk; gap teeth are formed on the starting flywheel along the circumferential direction; and a crank shaft position sensor which is used for detecting positions of the gap teeth on the starting flywheel and uploading position information to an engine control unit (ECU) of an electro-spraying control system is arranged on the starting motor connection disk. According to the connection structure, oil can be supplied to the engine through the electro-spraying control system; the crank shaft position sensor detects the positions of the gap teeth on the starting flywheel and uploads the position information to the ECU of the electro-spraying control system, so that an upper stopping point of a power piston is determined; when the oil reaches the upper stopping point, the ECU of the electro-spraying control system controls oil supply and ignition; the maximum power of the electro-spraying control system is up to 20 kW; by adopting ECU program control, the rotating speed is retained at the constant speed of 3,600 rmp; the control precision is high; and the error is small.
Description
Technical field
The utility model relates to technical field of engines, is specifically related to the EFI power start linkage structure that a kind of motor is used.
Background technique
The motor of existing generator adopts the carburetor oil-supply system fuel feeding, supplies with an amount of fuel oil by Carburetor according to the operating mode of air inflow and motor, and this part fuel oil and air mixing are formed inflammable mixture, and the inflammable mixture burning provides power to motor.Because Carburetor is the speed governing fuel feeding mechanically, peak output has only about 8.5kW, and rotating speed is between 0 ~ 3800rmp, and its fuel feeding precision is lower, and error ratio is bigger.
The model utility content
To the above-mentioned deficiency that exists in the existing technology; The EFI power start linkage structure that the utility model provides a kind of motor to use, this linkage structure can realize that electric spray control system is connected with motor, make motor can utilize the electric spray control system fuel feeding; Control olein degree is high, and error is little.
To achieve these goals, the technological scheme of the utility model employing is following:
The EFI power start linkage structure that a kind of motor is used; Comprise starting electrical machinery and by the startup flywheel of starting electrical machinery driven rotary; Said starting electrical machinery is by being fixedly mounted on the starting electrical machinery land near electric spray control system one side; Said startup flywheel is along being circumferentially with hypodontia, also is provided with on the said starting electrical machinery land to be used to detect to start flywheel hypodontia position, and this position information is uploaded to the crankshaft position sensor of the ECU of electric spray control system.
As a kind of preferred version of the utility model, the line and the angle between the cylinder centerline hole at the probe of said crankshaft position sensor and startup flywheel center are 142 ° ~ 162 °.
As the another kind of preferred version of the utility model, the line and the angle between the cylinder centerline hole at said starting electrical machinery and startup flywheel center are 50 ° ~ 70 °.
As another preferred version of the utility model, said starting electrical machinery is reverse the installation, and starting electrical machinery takes the mode of counter-rotating to drive flywheel.
Compare existing technology, the utlity model has following beneficial effect:
The utility model linkage structure makes motor can utilize the electric spray control system fuel feeding; Detect the hypodontia position that starts flywheel by crankshaft position sensor; And this position information is uploaded to the ECU of electric spray control system; To confirm the top dead center of power piston, when arriving atdc, by the ECU control fuel feeding and the igniting of electric spray control system; The electric spray control system peak output can reach 20kW, adopts the ECU program control, and rotating speed maintains constant 3600rmp, and control accuracy is high, error is little.
Description of drawings
Fig. 1 is the structural representation of model utility;
Fig. 2 is that Fig. 1 is along the A-A sectional drawing.
Wherein, 1 is starting electrical machinery, and 2 is the starting electrical machinery land, and 3 is electric spray control system, and 4 for starting flywheel, and 5 is crankshaft position sensor, and 6 is the cylinder centerline hole, and 7 is rotor.
Embodiment
Below in conjunction with embodiment the utility model is described further.
Referring to Fig. 1 ~ Fig. 2: the EFI power start linkage structure that motor is used comprises starting electrical machinery 1 and by the startup flywheel 4 of starting electrical machinery 1 driven rotary.Starting electrical machinery 1 is fixedly mounted on the starting electrical machinery land 2, is positioned at the side near electric spray control system 3.Startup flywheel 4 is installed on the bent axle and with starting electrical machinery 1 and meshes, and is driven by starting electrical machinery 1 to start flywheel 4 rotations; Start flywheel 4 along being circumferentially with hypodontia.Also be provided with on the starting electrical machinery land 2 and be used to detect the crankshaft position sensor 5 that starts flywheel 1 hypodontia position; The hypodontia position information that this crankshaft position sensor 5 will start flywheel 4 is uploaded to the ECU of electric spray control system 3, confirms the top dead center of power piston by the ECU of electric spray control system 3, when arriving atdc, by the ECU control fuel feeding and the igniting of electric spray control system 3.Electric spray control system 3 is existing technologies; It is a control centre with ECU (electric control device); The data that detect through the control program set and sensor in real time; The control Injection Pump is accurately controlled oil spout constantly, makes motor under any state, correct air fuel ratio can both be arranged, and control very accurately.
In order further to improve the inspection precision of crankshaft position sensor 5; The line and the angle between the cylinder centerline hole 6 at the probe of crankshaft position sensor 5 and startup flywheel 4 centers are 142 ° ~ 162 °; Optimum angle is 152 °, and cylinder centerline hole 6 is that cylinder is at the line of axial direction through cylinder axis.And the line at starting electrical machinery and startup flywheel center and the angle between the cylinder centerline hole are 50 ° ~ 70 °, and optimum angle is 60 °.In the present embodiment, starting electrical machinery is reverse the installation, and starting electrical machinery takes the mode of counter-rotating to drive flywheel.
The EFI power start linkage structure that adopts the utility model motor to use realizes that electric spray control system is connected with motor, and electric spray control system 3 is used for engine control fuel feeding and igniting; Initially the rotation by starting electrical machinery 1 drives the rotation that starts flywheel 4, in rotation, owing to start the hypodontia that is circumferentially with of flywheel 4; Crankshaft sensor 5 is uploaded to detected hypodontia position the ECU (electric control device) of electric spray control system 3; Confirm the top dead center of piston, when arriving atdc, by ECU (electric control device) the control fuel feeding and the igniting of electric spray control system 3; The acting of promotion cylinder; Give bent axle with transmission of power, the front end of rotor 7 is connected with bent axle, thereby drives rotor 7 cutting magnetic lines generation electric energy through the rotation of bent axle.
Need to prove at last; Above embodiment is only in order to technological scheme but not the restriction technologies scheme of explanation the utility model; Although the claimant specifies the utility model with reference to preferred embodiment, those of ordinary skill in the art should be appreciated that those technological schemes to the utility model make amendment or be equal to replacement; And do not break away from the aim and the scope of present technique scheme, all should be encompassed in the middle of the claim scope of the utility model.
Claims (4)
1. EFI power start linkage structure that motor is used; Comprise starting electrical machinery and by the startup flywheel of starting electrical machinery driven rotary; Said startup flywheel is along being circumferentially with hypodontia; It is characterized in that: said starting electrical machinery is fixedly mounted on the starting electrical machinery land by the side near electric spray control system, also is provided with on the said starting electrical machinery land to be used to detect to start flywheel hypodontia position, and this position information is uploaded to the crankshaft position sensor of the ECU of electric spray control system.
2. the EFI power start linkage structure that motor according to claim 1 is used is characterized in that: the line and the angle between the cylinder centerline hole at the probe of said crankshaft position sensor and startup flywheel center are 142 ° ~ 162 °.
3. the EFI power start linkage structure that motor according to claim 1 is used is characterized in that: the line and the angle between the cylinder centerline hole at said starting electrical machinery and startup flywheel center are 50 ° ~ 70 °.
4. the EFI power start linkage structure that motor according to claim 1 is used is characterized in that: said starting electrical machinery is reverse installation, counter-rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201030439U CN202468128U (en) | 2012-03-19 | 2012-03-19 | Electro-spraying power starting connection structure for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201030439U CN202468128U (en) | 2012-03-19 | 2012-03-19 | Electro-spraying power starting connection structure for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202468128U true CN202468128U (en) | 2012-10-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201030439U Expired - Fee Related CN202468128U (en) | 2012-03-19 | 2012-03-19 | Electro-spraying power starting connection structure for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202468128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014154176A1 (en) * | 2013-03-28 | 2014-10-02 | Shenzhen Byd Auto R & D Company Limited | Device of controlling crankshaft position and engine compring the same |
-
2012
- 2012-03-19 CN CN2012201030439U patent/CN202468128U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014154176A1 (en) * | 2013-03-28 | 2014-10-02 | Shenzhen Byd Auto R & D Company Limited | Device of controlling crankshaft position and engine compring the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20190319 |