CN103629270A - Clutch control device - Google Patents
Clutch control device Download PDFInfo
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- CN103629270A CN103629270A CN201310688697.1A CN201310688697A CN103629270A CN 103629270 A CN103629270 A CN 103629270A CN 201310688697 A CN201310688697 A CN 201310688697A CN 103629270 A CN103629270 A CN 103629270A
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- place
- tearing
- friction plate
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Abstract
The invention discloses a clutch control device. The clutch control device comprises a wear in-place sensor, a controller, an alarm and an engine ECU (Electronic Control Unit), wherein the wear in-place sensor is used for outputting a wear in-place signal and is pre-buried in a friction plate, and the distance with the outer surface of the friction plate is equal to a set wear limit value; the controller is used for receiving the wear in-place signal and outputting an alarm signal and a state change signal when receiving the wear in-place signal; the alarm is used for alarming when receiving the alarm signal; the engine ECU is used for reducing power output of an engine when receiving the state change signal. The clutch control device disclosed by the invention has the advantages that when the friction plate is worn to a set wear limit value, a driver can be reminded in time, and the engine ECU can be used for reducing the power output of the engine, so that the torque of the engine is reduced, the heat generated by the friction force is reduced, further the friction plate can not be burnt out thoroughly and the vehicle can be driven to a maintenance station at a low speed.
Description
Technical field
The present invention relates to a kind of clutch control device, relate in particular to the clutch control device for preventing that the friction plate of clutch from thoroughly burning.
Background technique
Clutch is arranged between motor and speed changer, is used for separation or engage the contact of power between the two.On automobile, extensively adopt at present friction plate clutch, this kind of clutch is to lean on the frictional force producing between friction plate and flywheel that the torsion of motor is passed to speed changer, and the size of frictional force depends on the size of impacting force and the material of friction plate.Increase or misoperation along with clutch access times, can cause friction plate ablation, ablation meeting aggravation friction disc wear, finally show as friction disc wear attenuation, the frictional force that can transmit diminishes, the lighter's cltuch slipping, shake, occur abnormal sound, severe one friction plate burns, and causes vehicle to travel.
At present, mostly by improving the material of friction plate and the size of impacting force, improve reliability and the working life of friction plate, but cannot there are ablation, wearing and tearing at friction plate in this kind of mode, but when also thoroughly not burning or not may wear to the limit, controlling friction plate does not thoroughly burn or not may wear to the limit, support vehicles can continue to travel, and are unlikely to make friction plate to lose function, occur the catastrophe failure that vehicle cannot travel; In addition, this kind of mode is after clutch is damaged, and motor still, by driver's accelerator pedal operation outputting power, can aggravate ablation, wearing and tearing, the damage of clutch like this.
Summary of the invention
The present invention is in order to solve the above defect of the method that improves friction plate performance, a kind of clutch control device is provided, to occur ablation, wearing and tearing at friction plate, but when also thoroughly not burning or not may wear to the limit, control friction plate and thoroughly do not burn or not may wear to the limit.
To achieve these goals, the technical solution used in the present invention is: a kind of clutch control device, comprising:
The inductor that puts in place weares and teares, be used for exporting the signal that puts in place that weares and teares, the described wearing and tearing inductor that puts in place is embedded in the inside of friction plate in advance, the distance that described wearing and tearing put in place between the outer surface of inductor and friction plate equals the wear allowance of setting, the surface relative with flywheel that the outer surface of described friction plate is friction plate;
Controller, for receiving the described wearing and tearing signal that puts in place, and when receiving described wearing and tearing and put signal in place output alarm signal and condition change signal;
Alarm, for reporting to the police when receiving described alarm signal; And,
Engine ECU, for reducing the power output of motor when receiving described condition change signal.
Preferably, the described wearing and tearing inductor that puts in place is exported the described wearing and tearing signal that puts in place by radiofrequency emitting module, and described controller receives the described wearing and tearing signal that puts in place by Receiver Module.
Preferably, the described wearing and tearing inductor that puts in place exports the wearing and tearing signal that puts in place in described controller to by collecting ring.
Preferably, described clutch control device comprises at least two wearing and tearing inductor that puts in place.
Preferably, at least two described wearing and tearing inductor that puts in place was upwards uniformly distributed in the week around transmission input shaft.
Preferably, the described wearing and tearing inductor that puts in place is temperature transducer, the distance between the temperature-sensitive portion that the distance that described wearing and tearing put in place between the outer surface of inductor and friction plate is temperature transducer and the outer surface of friction plate.
Preferably, the vertical setting of outer surface of described temperature transducer and friction plate.
Preferably, the described wearing and tearing inductor that puts in place is the wire of tape insulation skin, and the distance that described wearing and tearing put in place between the outer surface of inductor and friction plate is the minimum range between the outer surface of conductor in described wire and friction plate.
Preferably, described Engine ECU reduces the power output of motor when receiving described condition change signal to start the mode of limp-home function.
Beneficial effect of the present invention is: by clutch control device of the present invention, friction disc wear to set wear allowance time, the wearing and tearing inductor that puts in place weares and teares output to put signal in place to controller, controller is controlled alarm equipment alarm while putting signal in place receiving wearing and tearing, to remind in time driver, output state changes signal to Engine ECU simultaneously, so that Engine ECU reduces the power output of motor, for example start the limp-home function of self, thereby reduce the torsion of motor, reduce the heat that frictional force produces, make friction plate be unlikely to thoroughly to burn, support vehicles can low speed driving to maintenance station.
Accompanying drawing explanation
Fig. 1 is according to the enforcement structural representation of the enforcement 1 of clutch control device of the present invention;
Fig. 2 is the local enlarged diagram at friction plate position in Fig. 1;
Fig. 3 is the circuit connection structure of clutch control device shown in Fig. 1 when clutch works;
Fig. 4 be clutch control device shown in Fig. 1 at friction disc wear the circuit connection structure during wear allowance of setting;
Fig. 5 is according to the enforcement structural representation of the enforcement 2 of clutch control device of the present invention;
Fig. 6 is the local enlarged diagram at friction plate position in Fig. 4;
Fig. 7 is according to the enforcement structural representation of the enforcement 3 of clutch control device of the present invention;
Fig. 8 is the local enlarged diagram at friction plate position in Fig. 7;
Fig. 9 is according to the enforcement structural representation of the enforcement 4 of clutch control device of the present invention;
Figure 10 is the frame principle figure of the radiofrequency launcher in Fig. 9.
Drawing reference numeral:
1-Engine ECU; 2-clutch housing;
3-controller; 4-collecting ring;
5-disengaging yoke; 6-release sleeve and release bearing assembly;
7-diaphragm spring; 8-clutch cover;
9-platen; 10-friction plate;
The 11-wearing and tearing inductor that puts in place; 12-transmission input shaft;
13-flywheel; 14-alarm;
15-rivet head; 16-radiofrequency emitting module;
161-amplifier; 162-processor;
163-radio-frequency transmissions chip; 164-power supply chip.
Embodiment
Describe embodiments of the invention below in detail, described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment who is described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
As shown in Fig. 1, Fig. 5, Fig. 7 and Fig. 9, clutch generally includes clutch housing 2, disengaging yoke 5, release sleeve and release bearing assembly 6, diaphragm spring 7, clutch cover 8, platen 9, driven disc, transmission input shaft 12 and flywheel 13.The working principle of clutch is: driver normally travels while not stepping on clutch pedal, diaphragm spring 7 utilizes the elasticity of self by platen 9, the friction plate of driven disc 10 to be pressed on flywheel 13, because motor is by 13 rotations of bent axle flywheel driven, therefore, friction plate 10 on driven disc can be delivered to the torsion of flywheel 13 on driven disc by frictional force, driven disc just can drive transmission input shaft 12 rotation by spline, thus by the transmission of power of motor to speed changer; When driver steps on after clutch pedal, clutch pedal drives disengaging yoke 5 motions by mechanical drag-line or hydraulic mechanism, disengaging yoke 5 promotes or pulls release sleeve and release bearing assembly 6, release sleeve and release bearing assembly 6 promote or pull diaphragm spring 7, make platen 9 unclamp the friction plate to driven disc, the friction plate 10 of driven disc is just separated with flywheel 13, although separated rear flywheel 13 still rotates, but due to the friction plate 10 of driven disc with divided flywheel from, therefore flywheel 13 will can not drive driven disc rotation, and engine power just cannot be delivered to speed changer.
Based on above-mentioned working principle, as shown in Fig. 1 to 10, clutch control device of the present invention comprises the inductor 11 that puts in place that weares and teares, controller 3, alarm 14 and Engine ECU 1, wherein, these wearing and tearing put inductor 11 in place for exporting the signal that puts in place that weares and teares, these wearing and tearing inductor 11 that puts in place is embedded in the inside of friction plate 10 in advance, and and the distance between the outer surface of friction plate 10 equals the wear allowance of setting, this distance should be less than this rivet of rivet head 15(for for friction plate 10 is installed on to the rivet on follower) and the outer surface of friction plate 10 between distance, to avoid rivet head 15 to contact with flywheel 13, result in greater loss, wherein, the outer surface of friction plate 10 is the surface relative with flywheel 13 of friction plate 10, at this, because the friction plate of driven disc 10 allows to be worn under normal circumstances, friction plate only just there will be fault when may wear to a certain degree, lose function, therefore need to set the degree of wear that wear allowance characterizes friction plate, corresponding object of the present invention, there are ablation, wearing and tearing in the corresponding friction plate of this wear allowance, but position when also thoroughly not burning or not may wear to the limit.This controller 3 is for receiving the wearing and tearing signal that puts in place, and when receiving wearing and tearing and put signal in place output alarm signal and condition change signal.Alarm 14 is for reporting to the police when receiving described alarm signal, and to remind driver's clutch to start fault, Please drive carefully and go repairing in time, and this alarm 14 is for example warning light, buzzer or the combination of the two.This Engine ECU 1, for start limp-home function after receiving condition change signal, to reduce engine power output, can repair by low speed driving vehicle to maintenance station.Above controller 3 can be installed in clutch housing 2, also can be installed on any position of the vehicle outside clutch housing 2.
In order to form Redundancy Design, clutch control device of the present invention can also comprise at least two wearing and tearing inductor 11 that puts in place, at least two wearing and tearing inductor 11 that puts in place can upwards be uniformly distributed in the week around transmission input shaft 12, as long as it is output alarm signal and condition change signal that controller 3 receives by the wearing and tearing wearing and tearing of the inductor 11 output signal that puts in place that puts in place, because of the inductor that puts in place of part wearing and tearing wherein, lost efficacy and cause clutch control device to lose efficacy avoiding, for controller 3, each wearing and tearing signal that puts in place is the relation of phase "or", generally adopt two Redundancy Design.
Embodiment 1:
As illustrated in fig. 1 and 2, above-mentioned wearing and tearing put inductor 11 in place for being surrounded by the wire of insulated hull, wire is embedded in friction plate 10 in advance with the parallel orientation of the outer surface with friction plate 10, wearing and tearing put in place the conductor of distance corresponding lead between the outer surface of inductor 11 and friction plate 10 and the distance between the outer surface of friction plate 10, wire transfers to controller 3 via a collecting ring 4 by the wearing and tearing signal that puts in place, particularly, the interior ring of this collecting ring 4 with limit its in relative rotation mode be installed on transmission input shaft 12, be that collecting ring 4 is followed transmission input shaft 12 and rotated together, the interior ring of collecting ring 4 is electrically connected to wire, the outer shroud of collecting ring exports the wearing and tearing signal that puts in place to controller 3, at this, the outer shroud of collecting ring 4 can be fixedly mounted in clutch housing 2.When friction plate 10 normal operation, as shown in Figure 3, do not form earth-return; When friction plate 10 wears up to the wear allowance of setting, as shown in Figure 4, the insulated hull of wire is worn through, and the conductor of wire inside contacts with flywheel 13, by flywheel 13, is connected with the ground wire of motor, forms earth-return, and then produces the signal that puts in place that weares and teares.
Because friction plate 10 needs 200-300 ℃ of high temperature man-hour in hot-forming adding, and friction plate also can produce high temperature at work, so wire 11 can be selected, is greater than 400 ℃ of high temperature resistant wires, for example, be AF-400 type high temperature resistant wire.For example, if the wear allowance of setting is 2.1mm, making the distance between the outer surface of conductor in wire and friction plate 10 is 2.1mm substantially, if ignore the thickness of insulated hull, making the distance between the outer surface of wire and friction plate 10 is 2.1mm substantially, " substantially " herein refers to allow to exist detect error, and the error allowing can be selected according to the control accuracy of the clutch control device of design.
Embodiment 2:
As illustrated in Figures 5 and 6, as different from Example 1, wire is embedded in friction plate 10 in advance with the vertical orientation of the outer surface with friction plate, wearing and tearing put in place the termination of distance corresponding lead inner wire between the outer surface of inductor 11 and friction plate 10 and the distance between the outer surface of friction plate 10, for example, if the wear allowance of setting is 2.1mm, making the distance between the termination of wire inner wire and the outer surface of friction plate 10 is 2.1mm substantially, if ignore the thickness of insulated hull, making the distance between the termination of wire and the outer surface of friction plate 10 is 2.1mm substantially.
Embodiment 3:
As shown in FIG. 7 and 8, above-mentioned wearing and tearing put inductor 11 in place for temperature transducer, wearing and tearing put in place the temperature-sensitive portion of distance corresponding temperature sensor between the outer surface of inductor 11 and friction plate 10 and the distance between the outer surface of friction plate 10, at this, can make vertical setting of outer surface of temperature transducer and friction plate 10, for example, if the wear allowance of setting is 2.1mm, making the distance between the temperature-sensitive portion of temperature transducer and the outer surface of friction plate 10 is 2.1mm substantially.Temperature transducer transfers to controller 3 via a collecting ring 4 by the wearing and tearing signal that puts in place, particularly, the interior ring of this collecting ring 4 with limit its in relative rotation mode be installed on transmission input shaft 12, be that collecting ring 4 is followed transmission input shaft 12 and rotated together, the interior ring of collecting ring 4 is electrically connected to the temperature signal output terminal of temperature transducer, the outer shroud of collecting ring 4 exports the wearing and tearing signal that puts in place to controller 3, and at this, the outer shroud of collecting ring 4 can be fixedly mounted in clutch housing 2.At this, because friction plate 10 is low Heat Conduction Materials, its surface temperature and inside temperature are also inconsistent, therefore the temperature that temperature transducer senses when the ablated wear allowance that may wear to setting of temperature that friction plate 10 is normal to be sensed while using (now temperature sensor senses to be the inside temperature of friction plate 10) and friction plate 10 (now temperature sensor senses to be the surface temperature of friction plate 10) has larger gap, like this, controller 3 (the corresponding signal that puts in place that weares and teares of temperature transducer output at this moment) when the temperature value that temperature transducer output detected reaches the surface temperature of friction plate 10 can judge friction plate 10 wear allowance that erosion and wear is extremely set, at this, can the surface temperature when working set a threshold value according to friction plate 10, surpass this threshold value and represent the friction plate wear allowance that erosion and wear is extremely set.
Embodiment 4: as different from Example 3, as put in place the temperature transducer of inductor 11 of wearing and tearing, by radiofrequency emitting module 16, the wearing and tearing signal that puts in place is sent to controller 3 by wireless mode, the signal input part of this radiofrequency emitting module 16 is electrically connected to the temperature signal output terminal of temperature transducer, and controller 3 receives the temperature signal of temperature transducer output by its Receiver Module.As shown in figure 10, this radiofrequency emitting module 16 generally includes amplifier 161, processor 162, radio-frequency transmissions chip 163 and be the power supply chip 164 of amplifier 161 and processor 162 power supplies, the signal input part of amplifier 161 is electrically connected to as the signal input part of radiofrequency emitting module 16 and the temperature signal output terminal of temperature transducer, temperature signal inputs in processor 162 and processes after amplifier 161 amplifies, and launch with the form of radio waves through radio-frequency transmissions chip 163, controller 3 is decoded to the radio signal receiving by Receiver Module, and after decoding, carry out above-mentioned comparison, to judge friction plate 10 wear allowance whether erosion and wear is extremely set, this Receiver Module can be integrated in the inside of controller 3, be that controller 3 self disposes Receiver Module, if controller 3 is without radio frequency reception function, also can join in addition a Receiver Module.
In this embodiment 4, by radiofrequency emitting module 16, send put in place the mode of signal of wearing and tearing and be also applicable to embodiment 1 and 2.
Embodiment shown in above foundation is graphic describes structure of the present invention, feature and action effect in detail; the foregoing is only preferred embodiment of the present invention; but the present invention does not limit practical range with shown in drawing; every change of doing according to conception of the present invention; or be revised as the equivalent embodiment of equivalent variations; when not exceeding yet specification and illustrating contain spiritual, all should be in protection scope of the present invention.
Claims (9)
1. a clutch control device, is characterized in that, comprising:
The inductor that puts in place weares and teares, be used for exporting the signal that puts in place that weares and teares, the described wearing and tearing inductor that puts in place is embedded in the inside of friction plate in advance, the distance that described wearing and tearing put in place between the outer surface of inductor and friction plate equals the wear allowance of setting, the surface relative with flywheel that the outer surface of described friction plate is friction plate;
Controller, for receiving the described wearing and tearing signal that puts in place, and when receiving described wearing and tearing and put signal in place output alarm signal and condition change signal;
Alarm, for reporting to the police when receiving described alarm signal; And,
Engine ECU, for reducing the power output of motor when receiving described condition change signal.
2. clutch control device according to claim 1, is characterized in that, the described wearing and tearing inductor that puts in place is exported the described wearing and tearing signal that puts in place by radiofrequency emitting module, and described controller receives the described wearing and tearing signal that puts in place by Receiver Module.
3. clutch control device according to claim 1, is characterized in that, the described wearing and tearing inductor that puts in place exports the wearing and tearing signal that puts in place in described controller to by collecting ring.
4. clutch control device according to claim 1, is characterized in that, described clutch control device comprises at least two wearing and tearing inductor that puts in place.
5. clutch control device according to claim 4, is characterized in that, at least two described wearing and tearing inductor that puts in place was upwards uniformly distributed in the week around transmission input shaft.
6. according to the clutch control device described in any one in claim 1 to 5, it is characterized in that, the described wearing and tearing inductor that puts in place is temperature transducer, the distance between the temperature-sensitive portion that the distance that described wearing and tearing put in place between the outer surface of inductor and friction plate is temperature transducer and the outer surface of friction plate.
7. clutch control device according to claim 6, is characterized in that: the vertical setting of outer surface of described temperature transducer and friction plate.
8. according to the clutch control device described in any one in claim 1 to 5, it is characterized in that, the described wearing and tearing inductor that puts in place is the wire of tape insulation skin, and the distance that described wearing and tearing put in place between the outer surface of inductor and friction plate is the minimum range between the outer surface of conductor in described wire and friction plate.
9. according to the clutch control device described in any one in claim 1 to 5, it is characterized in that, described Engine ECU reduces the power output of motor when receiving described condition change signal to start the mode of limp-home function.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310688697.1A CN103629270B (en) | 2013-12-13 | 2013-12-13 | A kind of clutch control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310688697.1A CN103629270B (en) | 2013-12-13 | 2013-12-13 | A kind of clutch control device |
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| CN103629270A true CN103629270A (en) | 2014-03-12 |
| CN103629270B CN103629270B (en) | 2016-03-16 |
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| CN201310688697.1A Active CN103629270B (en) | 2013-12-13 | 2013-12-13 | A kind of clutch control device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806751A (en) * | 2015-05-05 | 2015-07-29 | 广东交通职业技术学院 | Friction-type clutch |
| CN106351991A (en) * | 2016-11-25 | 2017-01-25 | 北汽福田汽车股份有限公司 | Clutch detection and alarm system and vehicle |
| CN111408451A (en) * | 2020-03-19 | 2020-07-14 | 深圳市金百纳纳米科技有限公司 | Special water-cooling ball-milling equipment of electrically conductive heat conduction's carbon nanotube thick liquids preparation |
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| JP2000097062A (en) * | 1998-09-24 | 2000-04-04 | Toyota Motor Corp | Control device of power plant |
| CN2566050Y (en) * | 2002-08-01 | 2003-08-13 | 司国庆 | Brake wear alarm device for car |
| CN1469055A (en) * | 2002-06-14 | 2004-01-21 | 三菱扶桑卡客车公司 | Clutch cushion wear detecting equipment |
| CN101196224A (en) * | 2007-12-27 | 2008-06-11 | 瑞立集团瑞安汽车零部件有限公司 | System for declutching indication and abrasion alarm |
| CN101532542A (en) * | 2009-04-17 | 2009-09-16 | 瑞立集团瑞安汽车零部件有限公司 | A debugging-free multifunctional clutch booster |
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2013
- 2013-12-13 CN CN201310688697.1A patent/CN103629270B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000097062A (en) * | 1998-09-24 | 2000-04-04 | Toyota Motor Corp | Control device of power plant |
| CN1469055A (en) * | 2002-06-14 | 2004-01-21 | 三菱扶桑卡客车公司 | Clutch cushion wear detecting equipment |
| CN2566050Y (en) * | 2002-08-01 | 2003-08-13 | 司国庆 | Brake wear alarm device for car |
| CN101196224A (en) * | 2007-12-27 | 2008-06-11 | 瑞立集团瑞安汽车零部件有限公司 | System for declutching indication and abrasion alarm |
| CN101532542A (en) * | 2009-04-17 | 2009-09-16 | 瑞立集团瑞安汽车零部件有限公司 | A debugging-free multifunctional clutch booster |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806751A (en) * | 2015-05-05 | 2015-07-29 | 广东交通职业技术学院 | Friction-type clutch |
| CN106351991A (en) * | 2016-11-25 | 2017-01-25 | 北汽福田汽车股份有限公司 | Clutch detection and alarm system and vehicle |
| CN111408451A (en) * | 2020-03-19 | 2020-07-14 | 深圳市金百纳纳米科技有限公司 | Special water-cooling ball-milling equipment of electrically conductive heat conduction's carbon nanotube thick liquids preparation |
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| CN103629270B (en) | 2016-03-16 |
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Address after: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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Address after: 230601 No. 99 Ziyun Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230022 No. 176 Dongliu Road, Hefei City, Anhui Province Patentee before: Anhui Jianghuai Automobile Group Limited by Share Ltd |
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