CN103558408B - Engine and clutch differential speed detecting alarming device for harvesting machine - Google Patents
Engine and clutch differential speed detecting alarming device for harvesting machine Download PDFInfo
- Publication number
- CN103558408B CN103558408B CN201310533418.4A CN201310533418A CN103558408B CN 103558408 B CN103558408 B CN 103558408B CN 201310533418 A CN201310533418 A CN 201310533418A CN 103558408 B CN103558408 B CN 103558408B
- Authority
- CN
- China
- Prior art keywords
- module
- clutch
- speed sensor
- harvest machinery
- group
- Prior art date
- 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
Links
Landscapes
- Combined Controls Of Internal Combustion Engines (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The invention relates to the technical field of harvesting machine detection, in particular to an engine and clutch differential speed detecting alarming device for a harvesting machine. The engine and clutch differential speed detecting alarming device comprises a first speed sensor used for detecting the rotation speed of a flywheel of an engine and a second speed sensor used for detecting the rotation speed of a clutch, and further comprises a controller used for processing and analyzing the difference between the two rotation speeds and conducting displaying alarming. The controller comprises a power assembly, a signal processing module, an MCU module, a rotation speed displaying module and an acousto-optic alarming module. The first speed sensor is electrically connected with the MCU module through the signal processing module, the second speed sensor is also electrically connected with the MCU module through the signal processing module, and the MCU module is electrically connected with the corresponding rotation speed displaying module and the corresponding acousto-optic alarming module respectively. The engine and clutch differential speed detecting alarming device for the harvesting machine has the advantages of being automatic in detection, convenient to maintain and adjust, convenient to operate and reasonable in design.
Description
Technical field
The present invention relates to harvest machinery detection technique field, particularly relate to a kind of harvest machinery engine and clutch coupling differential detection alarm device.
Background technology
In existing harvest machinery, the general clutch coupling used is power clutch, in use there is bonding gap because the reasons such as clutch friction plate friction thinning or clutch pressure plate gap adjustment is excessive all can cause between friction disc and platen in power clutch, or both are in conjunction with not in place, such friction disc is in the state of quasi integration always, friction disc is caused easily to skid heating, friction disc scaling loss is finally caused to lose efficacy, if Timeliness coverage adjustment serious potential safety hazard can not will be caused, but except the method for periodic maintenance maintenance and so in prior art, can not detect timely and safeguard friction disc, so this is urgent problem.
Summary of the invention
The object of the present invention is to provide a kind of harvest machinery engine and clutch coupling differential detection alarm device, during to solve the power clutch work adopting existing harvest machinery to use, cannot the normal operating conditions of measuring and adjustation friction disc in time, cause and use inconvenience, there is the technical matters of potential safety hazard.
The present invention realizes like this, a kind of harvest machinery engine and clutch coupling differential detection alarm device, comprising the First Speed sensor for detecting described engine flywheel rotating speed and the second speed sensor for detecting described clutch rotational speed, also comprising for the treatment of difference between the described engine flywheel rotating speed of analysis and clutch rotational speed and the controller of display alarm;
Described controller comprises:
Signal processing module, be connected with described First Speed sensor and second speed sensor respectively, for the voltage pulse signal of described First Speed sensor collection is converted into first group of digital signal, meanwhile, the voltage pulse signal of described second speed sensor collection is converted into second group of digital signal;
MCU module, be connected with described signal processing module, for transforming described first group of digital signal of obtaining to described signal processing module and second group of digital signal carries out analyses and comparison process, compare by described first group of digital signal and second group of digital signal, when the difference of described first group of digital signal and described second group of digital signal is more than or equal to the franchise value preset, control output signal light trigger pip or/and sounds trigger signal, described first group of digital signal is converted into corresponding described engine flywheel tachometer value display trigger pip simultaneously, described second group of digital signal is converted into corresponding clutch rotational speed value display trigger pip,
Rotating speed display module, is connected with described MCU module, transforms the described engine flywheel tachometer value display trigger pip and described clutch rotational speed value display trigger pip that obtain for MCU module described in display translation;
Sound and light alarm module, is connected with described MCU module, for described in display translation MCU module export described signal lamp trigger pip or/and sounds trigger signal;
The power supply module be connected with described signal processing module, MCU module, rotating speed display module and acousto-optic alarm module respectively.
As further improvement, described First Speed sensor is magnetoelectric velocity transducer, and described second speed sensor is Hall-type speed sensor.
As further improvement, described signal processing module is A/D converter or transistor switching circuit.
As further improvement, described MCU module is PIC16F886 single-chip microcomputer.
As further improvement, described rotating speed display module is charactron or LCDs.
As further improvement, described sound and light alarm module comprises the LED and hummer that are electrically connected with described MCU module respectively.
As further improvement, described First Speed sensor setting is corresponding with described engine flywheel position on the flywheel shell of engine of described harvest machinery, and described second speed sensor setting is corresponding with the pulley position in described wheel box on the wheel box of described harvest machinery.
As further improvement, described power supply module comprises the generator of described harvest machinery, the Hall-type switch be connected with described generator and the magnet steel for controlling described Hall-type switch on and off.
As further improvement, described magnet steel is arranged on the main clutch control crank of described harvest machinery, and described Hall-type switch is arranged on the below of the main clutch operation panel of described cropper.
As further improvement, described controller also comprises the circuit of three-terminal voltage-stabilizing integrated LM7805 or switching power source chip LM2576HVS-5.0 that described supply voltage are converted into MCU module required voltage.
After have employed technique scheme, the invention has the beneficial effects as follows:
Owing to adopting speed pickup, signal processing module, MCU module transformation assay process engine speed and clutch rotational speed, achieve the automation collection of above-mentioned two rotating speeds, transform, analytic operation, the velocity variations between engine speed and clutch pressure plate rotating speed can be detected so easily in real time, Aulomatizeted Detect also can judge the working of clutch coupling fast, so that adjust quickly and safeguard friction disc, solve tradition cannot detect in time, friction disc is caused to damage, the problem of reduction equipment safety in operation, structure is simple, convenient operation, Real-Time Monitoring, timely maintenance and adjustment clutch play, security is high.
Due to the measurement adopting contactless magnetoelectric velocity transducer and Hall-type speed sensor to carry out speed, engine and clutch pressure plate rotating speed can be detected easily and accurately, adopt the power on/off state of magnet steel and Hall-type switch control rule controller simultaneously, it is extremely convenient to use, and the robotization realizing controller circuitry closes and controls with disconnection.
Because controller is provided with sound and light alarm module and LED and hummer, carrying out warning by light and sound can remind staff to react fast, adjusts clutch play in time fast, prevents friction disc from damaging, and reduces use cost, is convenient to safeguard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of magnet steel in Fig. 1 on main clutch control crank and Hall-type position of the switch relation;
Fig. 3 is the electrical equipment principle schematic of Fig. 1;
In figure: 1, flywheel shell of engine, 10, engine flywheel, 11, magnetoelectric velocity transducer, 2, wheel box, 20, belt pulley, 21, Hall-type speed sensor, 3, main clutch operation panel, 30, main clutch control crank, 4, magnet steel, 5, Hall-type switch, 6, controller, 60, hummer, 61, LED, 62, engine speed display, 63, clutch pressure plate speed display, 7, generator.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As Fig. 1 to Fig. 3 jointly shown in, a kind of harvest machinery engine and clutch coupling differential detection alarm device, comprise the First Speed sensor for detecting engine flywheel rotating speed and the second speed sensor for detecting clutch rotational speed, First Speed sensor is magnetoelectric velocity transducer 11, and second speed sensor is Hall-type speed sensor 21; Also comprise for the treatment of difference between analysis engine flywheel rotating speed and clutch rotational speed and the controller 6 of display alarm;
Controller 6 comprises:
Signal processing module, be connected with First Speed sensor and second speed sensor respectively, for the voltage pulse signal of First Speed sensor collection is converted into first group of digital signal, meanwhile, the voltage pulse signal of second speed sensor collection is converted into second group of digital signal;
MCU module, be connected with signal processing module, for transforming first group of digital signal obtaining to signal processing module and second group of digital signal carries out analyses and comparison process, compare by first group of digital signal and second group of digital signal, when the difference of first group of digital signal and second group of digital signal is more than or equal to the franchise value preset, control output signal light trigger pip or/and sounds trigger signal, first group of digital signal is converted into corresponding engine flywheel tachometer value display trigger pip simultaneously, second group of digital signal is converted into corresponding clutch rotational speed value display trigger pip,
Rotating speed display module, is connected with MCU module, transforms the engine flywheel tachometer value display trigger pip and clutch rotational speed value display trigger pip that obtain for display translation MCU module;
Sound and light alarm module, is connected with MCU module, for display translation MCU module export signal lamp trigger pip or/and sounds trigger signal;
The power supply module be connected with institute signal processing module, MCU module, rotating speed display module and acousto-optic alarm module respectively.
Wherein, signal processing module is A/D converter or transistor switching circuit.
MCU module is PIC16F886 model single-chip microcomputer.
Rotating speed display module comprises engine speed display 62 and clutch pressure plate speed display 63, and display adopts charactron or LCDs to show engine speed and clutch pressure plate rotating speed.
Sound and light alarm module comprises the LED and hummer that are electrically connected with MCU module respectively.
First Speed sensor setting is corresponding with engine flywheel 10 position on the flywheel shell of engine 1 of harvest machinery, and second speed sensor setting is with belt pulley 20 position in wheel box 2 corresponding on the wheel box 2 of harvest machinery.
Power supply module comprises the generator 7 of harvest machinery, the Hall-type switch 5 be connected with generator 7 and the magnet steel 4 for controlling Hall-type switch 5 break-make.
Magnet steel 4 is arranged on the main clutch control crank 30 of harvest machinery, and Hall-type switch 5 is arranged on the below of the main clutch operation panel 3 of cropper.
Controller 6 also comprises the circuit of three-terminal voltage-stabilizing integrated LM7805 or switching power source chip LM2576HVS-5.0 that supply voltage are converted into MCU module required voltage.
For harvester during use, after harvester starts, generator 7 output voltage of power supply module work and harvester, the Hall-type switch 5 be connected with generator 7 obtains electric, now main clutch control crank 30 is positioned at the position making clutch coupling "Off", magnet steel 4 on main clutch control crank 30 is away from the position of Hall-type switch 5, namely magnet steel 4 is not in the induction range of Hall-type switch 5, as shown in Figure 2, Hall-type switch 5 is in off-state and does not export, the controller 6 be now connected with Hall-type switch 5 must not be electric, and controller 6 does not work;
When harvester starts harvesting, drive tractor driver and depress main clutch control crank 30, winner's clutch control crank 30 is made to be positioned at the position making clutch coupling " conjunction ", magnet steel 4 now on main clutch control crank 30 is near the position of Hall-type switch 5, namely magnet steel 4 is in the induction range of Hall-type switch 5, Hall-type switch 5 is responded to rear closed, controller 6 is made to obtain electric work, the Hall-type speed sensor 21 be simultaneously electrically connected with controller 6 by A/D converter or transistor switching circuit obtains electric starting working, the magnetoelectric velocity transducer 11 be electrically connected with controller 6 by A/D converter or transistor switching circuit is also started working,
Magnetoelectric velocity transducer 11 is for detecting the rotating speed of engine flywheel 10, namely when engine flywheel 10 turns over magnetoelectric velocity transducer 11, magnetoelectric velocity transducer 11 all can produce voltage pulse signal, the voltage pulse signal that magnetoelectric velocity transducer 11 produces is converted into by transistor switching circuit or A/D converter the digital signal that above-mentioned single-chip microcomputer can identify, be transferred to the rotating speed display module of electrical connection after above-mentioned single-chip microcomputer processes by analysis, show the tachometer value of engine flywheel 10 with this; In like manner, Hall-type speed sensor 21, for detecting the rotating speed that the rotating speed of gearbox pulley 20 is also clutch pressure plate, is transferred to the rotating speed display module of electrical connection after the analyzing and processing finally by controller 6, thus display clutch pressure plate tachometer value;
The difference stating two rotating speeds is counted in the meanwhile control program accounting of above-mentioned single-chip microcomputer in, when difference is more than or equal to setting franchise value, above-mentioned single-chip microcomputer outputs signal thus triggers the sound and light alarm module be electrically connected with above-mentioned single-chip microcomputer, namely the warning and hummer 60 is sounded that the LED 61 in sound and light alarm module sends light, reminds driving tractor driver to adjust clutch play;
When clutch pressure plate and friction disc are in conjunction with time thorough, namely engine flywheel rotating speed and clutch pressure plate rotating speed are consistent, and the LED on controller 6 is shown in green, represent that clutch coupling combines normal;
When the reasons such as thinning or clutch pressure plate gap adjustment after clutch friction plate friction is excessive cause friction disc to be combined thorough with clutch pressure plate, engine flywheel rotating speed and the inconsistent i.e. clutch pressure plate rotating speed of clutch pressure plate rotating speed decline, during lower than the franchise value set, after being judged by the analysis of controller 6, the LED 61 sending signal shake-up controller 6 is shown as the redness of flicker, hummer 60 also can send the interruption chimes of doom of " dripping " under the control of director demon simultaneously, the warning gap of staff to clutch coupling adjusts, if do not adjust the gap of clutch coupling in time, along with the increase of difference between clutch rotational speed and engine flywheel rotating speed, then controller 6 becomes lasting redness by programmed control LED 61 from the redness of glimmering, hummer 60 also can become from " dripping " chimes of doom of discontinuity the chimes of doom continuing row under the control of director demon simultaneously, warn.
Above-mentioned franchise value can be recorded by test of many times statistics, franchise value is set when then program design being carried out to the above-mentioned single-chip microcomputer of controller 6, above-mentioned single-chip microcomputer compares with franchise value after carrying out analytic operation to above-mentioned two rotating speeds, when being more than or equal to franchise value, controller 6 will send sound and light alarm, so just can judge that clutch coupling is the need of the adjustment carrying out gap rapidly, timely maintenance and detection, ensure that friction disc is in the operating dependability of equipment, security is high, Real-Time Monitoring, easy to use.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. harvest machinery engine and clutch coupling differential detection alarm device, it is characterized in that, comprising the First Speed sensor for detecting described engine flywheel rotating speed and the second speed sensor for detecting described clutch rotational speed, also comprising for the treatment of difference between the described engine flywheel rotating speed of analysis and clutch rotational speed and the controller of display alarm;
Described controller comprises:
Signal processing module, be connected with described First Speed sensor and second speed sensor respectively, for the voltage pulse signal of described First Speed sensor collection is converted into first group of digital signal, meanwhile, the voltage pulse signal of described second speed sensor collection is converted into second group of digital signal;
MCU module, be connected with described signal processing module, for transforming described first group of digital signal of obtaining to described signal processing module and second group of digital signal carries out analyses and comparison process, compare by described first group of digital signal and second group of digital signal, when the difference of described first group of digital signal and described second group of digital signal is more than or equal to the franchise value preset, control output signal light trigger pip or/and sounds trigger signal, described first group of digital signal is converted into corresponding described engine flywheel tachometer value display trigger pip simultaneously, described second group of digital signal is converted into corresponding clutch rotational speed value display trigger pip,
Rotating speed display module, is connected with described MCU module, transforms the described engine flywheel tachometer value display trigger pip and described clutch rotational speed value display trigger pip that obtain for MCU module described in display translation;
Alarm module, is connected with described MCU module, for described in display translation MCU module export described signal lamp trigger pip or/and sounds trigger signal;
The power supply module be connected with described signal processing module, MCU module, rotating speed display module and alarm module respectively.
2. harvest machinery engine according to claim 1 and clutch coupling differential detection alarm device, it is characterized in that, described First Speed sensor is magnetoelectric velocity transducer, and described second speed sensor is Hall-type speed sensor.
3. harvest machinery engine according to claim 1 and clutch coupling differential detection alarm device, it is characterized in that, described signal processing module is A/D converter or transistor switching circuit.
4. harvest machinery engine according to claim 1 and clutch coupling differential detection alarm device, it is characterized in that, described MCU module is PIC16F886 single-chip microcomputer.
5. harvest machinery engine according to claim 1 and clutch coupling differential detection alarm device, it is characterized in that, described rotating speed display module is charactron or LCDs.
6. harvest machinery engine according to claim 1 and clutch coupling differential detection alarm device, is characterized in that, described sound and light alarm module comprises the LED and hummer that are electrically connected with described MCU module respectively.
7. the harvest machinery engine according to the arbitrary claim of claim 1 to 6 and clutch coupling differential detection alarm device, it is characterized in that, described First Speed sensor setting is corresponding with described engine flywheel position on the flywheel shell of engine of described harvest machinery, and described second speed sensor setting is corresponding with the pulley position in described wheel box on the wheel box of described harvest machinery.
8. harvest machinery engine according to claim 1 and clutch coupling differential detection alarm device, it is characterized in that, described power supply module comprises the generator of described harvest machinery, the Hall-type switch be connected with described generator and the magnet steel for controlling described Hall-type switch on and off.
9. harvest machinery engine according to claim 8 and clutch coupling differential detection alarm device, it is characterized in that, described magnet steel is arranged on the main clutch control crank of described harvest machinery, and described Hall-type switch is arranged on the below of the main clutch operation panel of described harvest machinery.
10. harvest machinery engine according to claim 1 and clutch coupling differential detection alarm device, it is characterized in that, described controller also comprises the circuit of three-terminal voltage-stabilizing integrated LM7805 or switching power source chip LM2576HVS-5.0 that supply voltage are converted into MCU module required voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533418.4A CN103558408B (en) | 2013-10-31 | 2013-10-31 | Engine and clutch differential speed detecting alarming device for harvesting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533418.4A CN103558408B (en) | 2013-10-31 | 2013-10-31 | Engine and clutch differential speed detecting alarming device for harvesting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103558408A CN103558408A (en) | 2014-02-05 |
| CN103558408B true CN103558408B (en) | 2015-06-10 |
Family
ID=50012711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310533418.4A Expired - Fee Related CN103558408B (en) | 2013-10-31 | 2013-10-31 | Engine and clutch differential speed detecting alarming device for harvesting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103558408B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196932A (en) * | 2015-09-21 | 2015-12-30 | 郑州宇通客车股份有限公司 | State distinguishing method for vehicle clutch, real-time display system and vehicle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19845689A1 (en) * | 1998-10-05 | 2000-04-06 | Mannesmann Sachs Ag | Determining rotation speed of input shaft to gear system with manual transmission and automatic clutch; involves detecting position of gear and rotation speed of driving wheel |
| US8543284B2 (en) * | 2006-08-29 | 2013-09-24 | GM Global Technology Operations LLC | Vehicle speed sensor diagnostic system and method |
| CN201765244U (en) * | 2010-08-24 | 2011-03-16 | 浙江庆源车业部件有限公司 | Vehicle speed sensor |
| CN201837519U (en) * | 2010-11-03 | 2011-05-18 | 赵京磊 | Clutch real vehicle dynamic detector |
| CN203535065U (en) * | 2013-10-31 | 2014-04-09 | 福田雷沃国际重工股份有限公司 | An engine and clutch differential speed detecting and alarming device for a harvesting machine |
-
2013
- 2013-10-31 CN CN201310533418.4A patent/CN103558408B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103558408A (en) | 2014-02-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109296733B (en) | Fault monitoring system and method for automobile transfer case | |
| CN103513180A (en) | Motor operation state monitoring and fault detecting system | |
| CN203673783U (en) | Lamp post advertising lamp box and controller for Internet of Things | |
| CN102564487A (en) | Automobile sensor detection equipment and method for detecting performance of sensor by utilizing same | |
| CN203396914U (en) | Motor running state monitoring and fault detection system | |
| CN109541415A (en) | Partial discharge detection device | |
| CN103558408B (en) | Engine and clutch differential speed detecting alarming device for harvesting machine | |
| CN202735485U (en) | Motor operation detecting device | |
| CN203535065U (en) | An engine and clutch differential speed detecting and alarming device for a harvesting machine | |
| CN203433352U (en) | Intelligent steel structure production control system | |
| CN109410520A (en) | A kind of early warning plate of real-time monitoring hazardous chemical major hazard source warning message | |
| CN103091600B (en) | Electric power circuit fault indicator | |
| CN209513977U (en) | Partial discharge detection device | |
| CN202142197U (en) | Monitoring device of vehicle driving state in tunnel | |
| CN204359871U (en) | A kind of cable insulation pick-up unit | |
| CN204389013U (en) | Portable spinning frame spindle vibration real time monitoring apparatus | |
| CN103671062B (en) | The device that tests the speed of a kind of oblique tray type compressor | |
| CN107796956A (en) | A kind of velocity sensor monitor station | |
| CN202748047U (en) | Signal testing apparatus for frequency adjustable sensor | |
| CN102090206A (en) | Device for warning blocking of separation roller of combine harvester | |
| CN202400034U (en) | Special vehicle safe operation monitoring instrument used in plant | |
| CN202512047U (en) | Monitoring instrument for atmospheric particulates | |
| CN104459382A (en) | Cable insulation detection device | |
| CN205103007U (en) | Detection apparatus for take box batch pan | |
| CN110749747A (en) | Mesh belt speed detection device of heat treatment mesh belt furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee after: LOVOL HEAVY INDUSTRY CO., LTD. Address before: 261206 Beihai South Road, Fangzi District, Shandong, No. 192, No. Patentee before: Futian Leiwo International Heavy Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20171031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |