CN206608239U - A kind of automatically controlled single cylinder diesel signal pickup assembly - Google Patents
A kind of automatically controlled single cylinder diesel signal pickup assembly Download PDFInfo
- Publication number
- CN206608239U CN206608239U CN201720110599.3U CN201720110599U CN206608239U CN 206608239 U CN206608239 U CN 206608239U CN 201720110599 U CN201720110599 U CN 201720110599U CN 206608239 U CN206608239 U CN 206608239U
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- CN
- China
- Prior art keywords
- signal
- hole
- signal panels
- camshaft
- 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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- Fuel-Injection Apparatus (AREA)
- High-Pressure Fuel Injection Pump Control (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
A kind of automatically controlled single cylinder diesel signal pickup assembly, by signal panels（And sensor 2)（3) match somebody with somebody and be combined into.Signal panels（2) outer edge surface is gear, with bent axle（6) driving gear on（5) engaged transmission, signal panels（2) four telltale holes are opened up in circular card uniformly at intervals（K), a phase signal hole is opened up in addition（X), phase signal hole（X radial centre lines) and adjacent nearest telltale hole（K) the angle between radial centre lines（R it is) 20-40 degree, signal panels（2) linking bond is passed through（T) it is fixedly connected in camshaft（4) on axially outer end.Sensor（3）It is fitted in gear teeth lid（7) on, with signal panels（2）Telltale hole in card（K it is) vertically opposite, pass through feeder line（L）Signal is fed back into electric-control system.Electric-control system adjusts camshaft（3）Number of revolutions, the speed of control injection pump plunger motion, makes the fuel injector that injection pump is connected spray into fuel oil into cylinder appropriate at the time of.The utility model is simple in construction, convenient disassembly, and control is accurate, and matching performance is good.
Description
Technical field
The utility model is related to single cylinder diesel, more particularly to automatically controlled single cylinder diesel the matched signal of electric-control system
Device.
Background technology
Single cylinder diesel is the small power generating machine that domestic application has a large capacity and a wide range, for many years in the industrial and agricultural production and friendship of China
Important function has been played in logical transport.In order to adapt to increasingly strict environmental requirement, reduction is discharged, and current single cylinder diesel is
Research configuration electric-controlling injection system.The cooperation of camshaft and injection pump in original diesel fuel system has been not suitable with automatically controlled
Requirement of the diesel engine to spraying system is, it is necessary to be improved.Currently the ring flange for having band signal axle sleeve of experiment application, believes
Signal groove is opened up on number axle sleeve supporting with sensor on diesel-engine body, the electric-control system of sensor connection diesel engine makes jointly
With, although the effect of electronic control injection system can be reached, but sensor loads and unloads inconvenient, the knot of signal shaft cuff ring flange
Structure processing efficiency is low, installs cooperation position and is difficult adjustment.
Utility model content
The purpose of this utility model, is exactly the progress structure improvement on the basis of original single cylinder diesel fuel system, carries
It is the matched novel signal collecting device of automatically controlled single cylinder diesel for one kind, it is simple and reasonable, it is easy to loading and unloading, it disclosure satisfy that
The performance requirement of diesel engine, feedback of the information is accurate, and using safety, matching performance is good, reduction discharge, pollution abatement.
Task of the present utility model is so completed：A kind of automatically controlled single cylinder diesel is designed and produced to be filled with signal acquisition
Put, the signal panels on the big shaft end in camshaft outer end being sleeved in diesel-engine body and be installed in the sensor that gear teeth is covered
With being combined into, gear teeth lid is installed in engine body exterior, arranges the axially outer end that bearing is set with camshaft, will be equipped with the cam of signal panels
Axle envelope, which is shelved, to be located in body inner chamber, and the outer edge surface of signal panels is gear, and biography is engaged with the driving gear on the bent axle in body
It is dynamic, four telltale holes are opened up on any circumference of the circular card of signal panels uniformly at intervals, one is opened up in addition on same circumference
Individual phase signal hole, the angle between the radial centre lines in phase signal hole and adjacent nearest telltale hole radial centre lines is
20-40 degree, the central shaft hole inwalls of signal panels is provided with a keyway, with being set in the keyway on the big shaft end in camshaft outer end
Signal panels are fixedly connected on the axially outer end of camshaft by linking bond with turning.Sensor is fitted in gear teeth and covers the biography opened up
In sensor mounting hole, in the same direction, the card with signal panels is vertically opposite for the axis of sensor mounting hole and the axis of camshaft, and it is high
Degree is relative to the circumferential upper part position where the telltale hole on signal panels, where sensor front end against the telltale hole on signal panels
Circumference, sensor rear end connection feeder line, be connected with the electric-control system of diesel engine.
In practical application, camshaft rotation is turned around, and each telltale hole and phase signal hole on signal panels export letter respectively
Number, the signal of each telltale hole and the output of phase signal hole is collected by sensor, is fed back by the feeder line for connecting electric-control system
To the electric-control system of diesel engine, electric-control system is according to the signal analysis phase signal hole received and the change of the relative position of telltale hole
Change, judge the top dead centre of diesel engine, calculate the rotating speed of diesel engine and sentence cylinder, contacting injection pump when automatically controlling cam axle endures
The number of times of cylinder, the speed of the piston reciprocation motion of regulation injection pump determines the time for spraying of injection pump, control injection pump connection
Fuel injector fuel oil is sprayed into cylinder appropriate at the time of, it is ensured that the fuel delivery of main frame, meet diesel engine at each
The need under operating mode, it is ensured that satisfactorily realize host performance.
Examination implementation, experiment are carried out according to such scheme, it was demonstrated that of the present utility model reasonable in design, simple in construction, dismounting side
Just, using safety, matching performance is good, and feedback of the information is accurate, improves electronic controlled diesel overall performance, can reduce fuel oil row
Put, pollution abatement has admirably achieved predetermined purpose.
Brief description of the drawings
Fig. 1 is installation cooperation position schematic diagram of the utility model on body 1；
Fig. 2 is Fig. 1 A direction views；
Fig. 3 is the structural representation of Fig. 2 not gear teeth lid 7；
Fig. 4 is the structural representation that signal panels 2 in Fig. 2 are fitted on camshaft 4；
Fig. 5 is the structural representation of the signal panels 2 in Fig. 1；
Fig. 6 is Fig. 5 B direction views；
Fig. 7 is the structural representation that the sensor 3 in Fig. 2 is equipped with gear teeth lid 7.
In figure, 1-body, 2-signal panels, 3-sensor, 4-camshaft, 5-driving gear, 6-bent axle, 7-tooth
Gear teeth lid；A-line of vision symbol, B-line of vision symbol, C-bearing, D-central shaft hole, G-sensor mounting hole, J-keyway,
K-telltale hole, L-feeder line, R-angle, T-linking bond, X-phase signal hole.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
Refering to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the utility model is by the big axle in the outer end of camshaft 4 that is sleeved in diesel-engine body 1
Signal panels 2 on end are with the sensor 3 being installed on gear teeth lid 7 with being combined into, and gear teeth lid 7 is installed in outside body 1, is matched somebody with somebody
If bearing C is set with the axially outer end of camshaft 4, the encapsulation of camshaft 4 that will be equipped with signal panels 2 is erected in the inner chamber of body 1.Signal panels
2 outer edge surface be gear, with body 1 in bent axle 6 on the engaged transmission of driving gear 5, the circular card of signal panels 2 it is any
It is circumferentially spaced about uniformly to open up four telltale hole K, open up a phase signal hole X, phase signal hole X in addition on same circumference
Radial centre lines and adjacent nearest telltale hole K radial centre lines between angle R for 20-40 degree, the center of signal panels 2
Axis hole D inwalls are equipped with, by signal with the linking bond T that is set in the keyway J on the big shaft end in the outer end of camshaft 4 provided with keyway J
Disk 2 is fixedly connected on the big shaft end in outer end of camshaft 4.Sensor 3 is fitted in the sensor mounting hole opened up on gear teeth lid 7
In G, with the axis of camshaft 4 in the same direction, the card with signal panels 2 is vertically opposite, and its height is relative for sensor mounting hole G axis
Circumferential upper part position where the telltale hole K on signal panels 2, the front end of sensor 3 is against the telltale hole K institutes on signal panels 2
Circumference, the rear end of sensor 3 connection feeder line L, be connected with the electric-control system of diesel engine.
Refering to Fig. 5, Fig. 6, uniform four telltale hole K on the same circumference of the card of signal panels 2, between two telltale hole K
A phase signal hole X, phase signal hole X radial centre lines and adjacent nearest telltale hole K radial center are opened up in addition
Angle between line is 20-40 degree, and the disc circumference of signal panels 2 is gear, engages and matches somebody with somebody with the driving gear 5 being equipped with bent axle 6
Set, is driven engagement by driving gear 5 and drives signal panels 2 to rotate.
Refering to Fig. 7, sensor 3 is fitted in the sensor mounting hole G opened up on gear teeth lid 7, sensor mounting hole G's
The axis of axis and camshaft 3 is in the same direction, and the card of sensor 3 and signal panels 2 is vertically opposite in 90 degree, the front end of sensor 3 and letter
The circumferential position where telltale hole K on dialer 2 is corresponding, the automatically controlled system that the rear end of sensor 3 passes through feeder line L connection diesel engines
System.
In practical application, the gear of signal panels 2 is meshed with the driving gear 5 of bent axle 6, the biography of signal panels 2 and driving gear 5
Dynamic ratio is 2：1.The rotation of camshaft 4 is turned around, each telltale hole K and phase signal hole X difference output signals on signal panels 2, respectively
The individual telltale hole K and phase signal hole X signals exported are collected by sensor 3, are fed back to by the feeder line L for connecting electric-control system
The electric-control system of diesel engine, electric-control system becomes according to the signal received, analysis phase signal hole X and telltale hole K relative position
Change, judge the top dead centre of diesel engine, calculate the rotating speed of diesel engine and sentence cylinder, automatically control when camshaft 4 is rotated and contact injection pump
The number of times of tappet body, the speed of the piston reciprocation motion of regulation injection pump determines the time for spraying of injection pump, and control injection pump connects
The fuel injector connect sprays into fuel oil into cylinder appropriate at the time of, it is ensured that the fuel delivery of diesel engine, meets diesel oil owner
The need for machine is under each operating mode, it is ensured that satisfactorily complete host performance.
The utility model is simple in construction, it is easy to process, convenient disassembly, using safety, and feedback of the information is accurate, matching performance
It is good, fuel emission can be reduced, pollution abatement optimizes overall performance, be pushed away with good economic and social benefits with bright
Wide application prospect.
Claims (2)
1. a kind of automatically controlled single cylinder diesel signal pickup assembly, it is characterised in that be by being sleeved on diesel-engine body（1) in
Camshaft（4) signal panels on the big shaft end in outer end（2) and it is installed in gear teeth lid（7) sensor on（3) match somebody with somebody and be combined into, gear
Tooth lid（7) it is installed in body（1) it is outside, arrange bearing（C) it is set with camshaft（4) axially outer end, will be equipped with signal panels（2) convex
Wheel shaft（4) encapsulation is erected at body（1) in inner chamber, signal panels（2) outer edge surface is gear, with body（1) bent axle in（6) on
Driving gear（5) engaged transmission, signal panels（2) four telltale holes are opened up on any circumference of circular card uniformly at intervals
（K), a phase signal hole is opened up in addition on same circumference（X), phase signal hole（X radial centre lines) with it is adjacent recently
Telltale hole（K) the angle between radial centre lines（R it is) 20-40 degree, signal panels（2) central shaft hole（D）Inwall is provided with
One keyway（J), with camshaft（4) keyway on the big shaft end in outer end（J the linking bond set in)（T) with turning, by signal panels（2) it is solid
Surely it is connected in camshaft（4) on axially outer end.
2. according to the automatically controlled single cylinder diesel signal pickup assembly described in claim 1, it is characterised in that described sensor
（3) it is fitted in gear teeth lid（7) sensor mounting hole opened up on（G in), sensor mounting hole（G axis and camshaft)
（4) axis is in the same direction, with signal panels（2) card is vertically opposite, and its height is relative to signal panels（2) telltale hole on（K) institute
In the upper position of circumference, sensor（3) front end is against signal panels（2) telltale hole on（K the circumference where), sensor
（3) rear end connection feeder line（), L it is connected with the electric-control system of diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720110599.3U CN206608239U (en) | 2017-02-06 | 2017-02-06 | A kind of automatically controlled single cylinder diesel signal pickup assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720110599.3U CN206608239U (en) | 2017-02-06 | 2017-02-06 | A kind of automatically controlled single cylinder diesel signal pickup assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206608239U true CN206608239U (en) | 2017-11-03 |
Family
ID=60167843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720110599.3U Expired - Fee Related CN206608239U (en) | 2017-02-06 | 2017-02-06 | A kind of automatically controlled single cylinder diesel signal pickup assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206608239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561414A (en) * | 2020-04-29 | 2020-08-21 | 河南柴油机重工有限责任公司 | Method and device for measuring rotation speed fluctuation of camshaft of high-pressure oil pump |
-
2017
- 2017-02-06 CN CN201720110599.3U patent/CN206608239U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561414A (en) * | 2020-04-29 | 2020-08-21 | 河南柴油机重工有限责任公司 | Method and device for measuring rotation speed fluctuation of camshaft of high-pressure oil pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171103 Termination date: 20220206 |