CN205605318U - Supporting signal pickup assembly that uses of automatically controlled injection system of single cylinder diesel - Google Patents
Supporting signal pickup assembly that uses of automatically controlled injection system of single cylinder diesel Download PDFInfo
- Publication number
- CN205605318U CN205605318U CN201620343975.9U CN201620343975U CN205605318U CN 205605318 U CN205605318 U CN 205605318U CN 201620343975 U CN201620343975 U CN 201620343975U CN 205605318 U CN205605318 U CN 205605318U
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- CN
- China
- Prior art keywords
- signal
- axle sleeve
- camshaft
- diesel
- sensor
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- 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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- High-Pressure Fuel Injection Pump Control (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The utility model provides a supporting signal pickup assembly that uses of automatically controlled injection system of single cylinder diesel, includes the camshaft of band signal axle sleeve and the sensor of forming a complete set with it, installs on the diesel engine organism, the sensor passes through feeder line connected electrical system. Even opening has the axial signal groove of a plurality of on the outer face of cylinder of signal axle sleeve, is equipped with an axial phase place and judges the signal groove, and signal axle sleeve suit is served in the hookup cooperation of camshaft. Sensor settings in sensor mounting bore, with the signal trench on the signal axle sleeve put corresponding, the rotatory round of camshaft, a plurality of signal grooves and a plurality of signals of phase place judgement signal groove output on the signal axle sleeve, the sensor passes through the feeder with signal feedback to electrical system, electrical system adjustment camshaft rotates the number of times, control plunger reciprocating motion's speed makes the sprayer that spouts oil pump connection spout into the fuel in to the cylinder in the pertinent moment, reduces and discharges, optimizes the complete machine performance.
Description
Technical field
This utility model relates to single cylinder diesel, particularly relates to the advertiser of electronic controlled diesel spraying system.
Background technology
Single cylinder diesel is the small power generating machine that domestic application has a large capacity and a wide range, and has played important function for many years, and constantly improve in production practices in the industrial and agricultural production and transportation of China.In order to adapt to the environmental requirement of increasingly stringent, reduce discharge, configuration electric-controlling injection system is being studied in diesel engines at present field, in original diesel fuel system, simple camshaft coordinates, with injection pump, the requirement being not suitable with electronic controlled diesel to spraying system, needs to be improved spraying system.
Utility model content
The purpose of this utility model, it is exactly on the basis of original diesel fuel system, carry out structure improvement, a kind of signal pickup assembly supporting for Electronic Control Ejection System of Diesel Engines is provided, simple and reasonable, information feedback is accurately, safe and convenient to use, matching performance is good, reduce discharge, pollution abatement, meet the environmental requirement of diesel engine.
nullTask of the present utility model so completes: design and produce a kind of supporting signal pickup assembly of single cylinder diesel electric-controlling injection system，Camshaft and matched sensor including band signal axle sleeve，It is installed on diesel-engine body，Signal axle sleeve is cylinder type sleeve，The fixing mounting flange in middle part，The most penetrating keyway is offered on the center bore inner wall of signal axle sleeve，Several axial signal grooves are uniformly had on the signal axle sleeve external cylindrical surface of ring flange medial extremity，Simultaneously on signal axle sleeve external cylindrical surface，It is provided with an axial phase place and judges signal groove，Between any two signal groove，Phase place judges the width of signal groove、The degree of depth、Length is identical with signal groove，Signal axle sleeve is sleeved on the connection abutting end of camshaft outer end，Keyway on the center bore inner wall of signal axle sleeve，Coordinate with the linking bond arranged in the keyway coupled on abutting end of camshaft，Signal axle sleeve is fixedly connected on the connection abutting end of camshaft；Sensor connects diesel engine electric control system by feeder line L.Phase place judges that the angle that the radial centre lines of signal groove is adjacent between the radial centre lines of nearest signal groove is less than 45 degree.Sensor is arranged in the sensor mounting hole offered on diesel-engine body, sensor mounting hole is positioned at the radial position of the camshaft of the internal installing of diesel-engine body, with camshaft in same level, the centrage of sensor mounting hole and the axis of camshaft are in the horizontal direction in 90 degree of right angles, the inner of sensor is stretched into inside diesel-engine body, corresponding with the signal groove location that the signal shaft of camshaft puts, the rear end of sensor connects feeder line, is connected with the electric-control system of diesel engine by feeder line.
In actual application, camshaft rotation is turned around, each signal groove and phase place that signal shaft puts judge that signal groove each exports a signal, multiple signal grooves and phase place judge signal groove, export multiple signal, sensor acquisition is to signal, by connecting the feeder line of electronic control system, signal is fed back to electric-control system, electric-control system is calculated the rotating speed of diesel engine by the signal received and is sentenced cylinder, control the number of times that cam axle contacts the tappet body of injection pump, the speed of the piston reciprocation motion of regulation injection pump, the fuel injector making injection pump connect sprays into fuel oil in the appropriate moment in cylinder, ensure the fuel delivery of diesel engine, guarantee the needs meeting diesel engine under each operating mode, guarantee to realize host performance.
Carrying out examination according to such scheme to implement, test, it was demonstrated that design configurations of the present utility model is reasonable, compact conformation, information feedback is accurately, safe and convenient to use, matching performance is good, it is possible to reduce fuel emission, pollution abatement, environment protecting is good, improves overall performance, has admirably achieved predetermined purpose.
Accompanying drawing explanation
Fig. 1 is the structural representation that camshaft 3 of the present utility model is equipped with signal axle sleeve 2；
Fig. 2 is the structural representation of the signal axle sleeve 2 in Fig. 1；
Fig. 3 is the A direction view of Fig. 2；
Fig. 4 is that camshaft 3 is equipped with signal axle sleeve 2 installation site schematic diagram in diesel-engine body 6；
Fig. 5 is that sensor mounting hole G offers position view on diesel-engine body 6；
Fig. 6 is that the B of Fig. 4 installs cooperation position schematic diagram to sensor 9 and signal axle sleeve 2；
In figure, 1 linking bond, 2 signal axle sleeves, 3 camshafts, 4 gear teeth lids, 5 outer end bearings, 6 diesel-engine bodies, 7 inner chamber housings, 8 inner bearings, 9 sensors；A line of vision symbol, B line of vision symbol, C signal groove, D centre bore, F couples abutting end, G sensor mounting hole, H injection pump installing hole, J keyway, L feeder line, M screw hole, N inner bearing abutting end, P ring flange, R angle, S outer bearing abutting end, T small end block plate, X phase place judges signal groove.
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further.
nullRefering to Fig. 1，Fig. 2、Fig. 3，This utility model includes the camshaft 3 of band signal axle sleeve 2 and matched sensor 9，It is installed on diesel-engine body 6，The camshaft 3 of band signal axle sleeve 2 is sleeved on camshaft 3 by signal axle sleeve 2 and forms，Signal axle sleeve 2 is cylinder type sleeve，The fixing mounting flange P in middle part，The most penetrating keyway J is offered on the centre bore D inwall of signal axle sleeve 2，Several axial signal groove C are uniformly had on signal axle sleeve 2 external cylindrical surface of ring flange P medial extremity，Simultaneously on signal axle sleeve 2 external cylindrical surface，It is provided with an axial phase place and judges signal groove X，Between any two signal groove C，Phase place judges the width of signal groove X、The degree of depth、Length is identical with signal groove C，Signal axle sleeve 2 is sleeved on the connection abutting end F of camshaft 3 outer end，Keyway J on the centre bore D inwall of signal axle sleeve 2，Coordinate with the linking bond 1 arranged in the keyway on the connection abutting end F of camshaft 3，Signal axle sleeve 2 is fixedly connected on the connection abutting end F of camshaft 3.Sensor 9 connects diesel engine electric control system by feeder line L.
Refering to Fig. 4, Fig. 5, Fig. 6, the phase place on signal axle sleeve 2 judges the radial centre lines of signal groove X, and the angle R being adjacent between the radial centre lines of nearest signal groove C is less than 45 degree.Sensor 9 is arranged on diesel-engine body 6 in sensor mounting hole G offered, sensor mounting hole G is positioned at the radial position of the camshaft 3 of the internal installing of diesel-engine body 6, with camshaft 3 in same level, the axis of the centrage of sensor mounting hole G and camshaft 3 is in the horizontal direction in 90 degree of right angles, it is internal that diesel-engine body 6 is stretched in the inner of sensor 9, corresponding with the signal groove location of C on the signal axle sleeve 2 of camshaft 3, the rear end of sensor 9 connects feeder line L, is connected with the electric-control system of diesel engine by feeder line L.
In actual application, signal axle sleeve 2 it is set with outside the connection abutting end F of camshaft 3, keyway J on the centre bore D inwall of signal axle sleeve 2 is equipped with the linking bond 1 in the keyway coupling abutting end F of camshaft 3, signal axle sleeve 2 is fixedly connected on the connection abutting end F of camshaft 3, outer end bearings 5 on gear teeth lid 4 outside the outer bearing abutting end S of camshaft 3 and diesel-engine body 6 is equipped with, the inner bearing abutting end N of camshaft 3 is equipped with the inner bearing 8 on the inner chamber housing 7 of diesel-engine body 6, is erected at by camshaft 3 in diesel-engine body 6 inner chamber.Sensor 9 is fitted in sensor mounting hole G on diesel-engine body 6, and sensor 9 the inner is stretched in diesel-engine body 6 inner chamber, corresponding with the signal groove location of C of signal axle sleeve 2, coordinates collection signal groove C and phase place to judge the signal that signal groove X sends.Camshaft 3 rotation is turned around, each signal groove C and phase place on signal axle sleeve 2 judge that signal groove X each exports a signal, multiple signal groove C and phase place judge signal groove X, export multiple signal, sensor 9 collects signal, by connecting the feeder line L of electric-control system, signal is fed back to electric-control system, electric-control system calculates the rotating speed of diesel engine by the signal received, in conjunction with diesel engine overall operation and cylinder fuel oil situation, by adjusting camshaft 3 number of revolutions, adjustment cam contacts the number of times of the tappet body of injection pump, control the speed of piston reciprocation motion, the fuel injector making injection pump connect sprays into fuel oil in the appropriate moment in cylinder, ensure the fuel delivery of diesel engine, meet diesel engine needs under each operating mode, guarantee to realize host performance.
Design configurations of the present utility model is reasonable, compact conformation, and information feedback is accurately, safe and convenient to use, matching performance is good, it is possible to reduce fuel emission, pollution abatement, environment protecting is good, optimizes overall performance, has good economic and social benefits and bright popularizing application prospect.
Claims (3)
- null1. the supporting signal pickup assembly of single cylinder diesel electric-controlling injection system，It is characterized in that including the camshaft (3) of band signal axle sleeve (2) and matched sensor (9)，It is installed on diesel-engine body (6)，Signal axle sleeve (2) is cylinder type sleeve，The fixing mounting flange (P) in middle part，The most penetrating keyway (J) is offered on centre bore (D) inwall of signal axle sleeve (2)，Several axial signal grooves (C) are uniformly had on signal axle sleeve (2) external cylindrical surface of ring flange (P) medial extremity，Simultaneously on signal axle sleeve (2) external cylindrical surface，It is provided with an axial phase place and judges signal groove (X)，It is positioned between any two signal groove (C)，Phase place judges the width of signal groove (X)、The degree of depth、Length is identical with signal (C)，Signal axle sleeve (2) is sleeved on the connection abutting end (F) of camshaft (3) outer end，Keyway (J) on centre bore (D) inwall of signal axle sleeve (2)，Coordinate with the linking bond (1) arranged in the keyway on the connection abutting end (F) of camshaft (3)，Signal axle sleeve (2) is fixedly connected on the connection abutting end (F) of camshaft (3),Sensor (9) connects diesel engine electric control system by feeder line (L).
- 2. according to the supporting signal pickup assembly of single cylinder diesel electric-controlling injection system described in claim 1, it is characterized in that described phase place judges the radial centre lines of signal groove (X), the angle (R) being adjacent between nearest signal groove (C) radial centre lines is less than 45 degree.
- 3. according to the supporting signal pickup assembly of single cylinder diesel electric-controlling injection system described in claim 1, it is characterized in that described sensor (9) is arranged on diesel-engine body (6) in the sensor mounting hole (G) offered, sensor mounting hole (G) is positioned at the radial position of the camshaft (3) of the internal installing of diesel-engine body (6), with camshaft (3) in same level, the axis of the centrage of sensor mounting hole (G) and camshaft (3) is in the horizontal direction in 90 degree of right angles, it is internal that diesel-engine body (6) is stretched in the inner of sensor (9), corresponding with signal groove (C) position on the signal axle sleeve (2) of camshaft (3), the rear end of sensor (9) connects feeder line (L), it is connected with the electric-control system of diesel engine by feeder line (L).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620343975.9U CN205605318U (en) | 2016-04-22 | 2016-04-22 | Supporting signal pickup assembly that uses of automatically controlled injection system of single cylinder diesel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620343975.9U CN205605318U (en) | 2016-04-22 | 2016-04-22 | Supporting signal pickup assembly that uses of automatically controlled injection system of single cylinder diesel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205605318U true CN205605318U (en) | 2016-09-28 |
Family
ID=56970487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620343975.9U Expired - Fee Related CN205605318U (en) | 2016-04-22 | 2016-04-22 | Supporting signal pickup assembly that uses of automatically controlled injection system of single cylinder diesel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205605318U (en) |
-
2016
- 2016-04-22 CN CN201620343975.9U patent/CN205605318U/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 | ||
| 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: 20160928 Termination date: 20200422 |