CN101503100B

CN101503100B - Alarm device of automatic two-wheeler

Info

Publication number: CN101503100B
Application number: CN2009100096728A
Authority: CN
Inventors: 山下明彦; 今野健志
Original assignee: Honda Motor Co Ltd
Current assignee: Honda Motor Co Ltd
Priority date: 2008-02-04
Filing date: 2009-02-02
Publication date: 2011-06-08
Anticipated expiration: 2029-02-02
Also published as: JP2009184416A; CN101503100A; JP5129594B2

Abstract

The invention provides an alarming device for motorcycle, which inhibits cost uprising thereof, effectively utilizes the vehicle body space, and enhances accuracy of the alarming device. The alarming device for motorcycle comprises a steering angle sensor for detecting operation angle of the steering front wheel; a storage device for storing steering angle of the operation handle after predetermined ignition operation; and alarming device for detecting predetermined change of steering angle stored by the storage device. An alarming device is constructed by the steering angle sensor in the motorcycle.

Description

The alarm device of automatic two-wheeled cycle

Technical field

The present invention relates to the improvement of the alarm device of automatic two-wheeled cycle.

Background technology

As alarm device in the past, the rotation of known wheel rim (rim) with the sensor bicycle, and with the device (for example with reference to patent documentation 1) of buzzer phone generation alarm.

Patent documentation 1: Japan opens flat 6-18182 communique in fact

Fig. 1, Fig. 2 to patent documentation 1 describe.

Alarm device possesses: be installed in the magnet 4 on the wheel rim of bicycle; Be installed on the framework and be switched on open circuited reed relay (reed relay) 1 with rotation by this magnet 4; When this reed relay 1 is connected, be energized and the electronic buzzer 2 of alarm takes place; And the switch 3 of forcing to stop to stop alarm to the energising of this electronic buzzer 2.

Summary of the invention

In above-mentioned alarm device, the component count that is used to take place alarm becomes many, the installation site that need be provided for installing these parts in each one of bicycle, and cost significantly improves.

In addition, magnet 4 and reed relay 1 near the time alarm takes place, so, then can't detect the rotation of wheel rim, so the precision of alarm device reduces if magnet 4 is leaving the position rotation of reed relay 1.

The objective of the invention is to suppress the cost rising of automatic two-wheeled cycle, and realize effective utilization of vehicle body space, and then improve the precision of alarm device.

The invention of first aspect provides a kind of alarm device of automatic two-wheeled cycle, it is characterized in that, possesses: the rudder angle detecting unit of the handle of steering front-wheel; The memory cell of the rudder angle of storage handle behind the ignition operation of regulation; And detect rudder angle by this cell stores taken place regulation variation situation and the alarm generating unit of alarm takes place.

It act as, and utilizes the rudder angle detecting unit that possesses in the automatic two-wheeled cycle to constitute alarm device, is operated and alarm takes place when changing for the rudder angle that detects handle at handle.

Because existing car body equipment spare as alarm device, is suppressed so cost rises, and need not to guarantee to be used for the space of occupying of alarm device.

In the rudder angle detecting unit, can detect the rudder angle of handle accurately, change so can tackle small rudder angle.

The invention of second aspect is characterised in that the ignition operation of regulation is to instigate ignition lock from the operation that ON becomes OFF, becomes OFF, next becomes ON, becomes OFF from ON from OFF successively from ON by making ignition lock, thereby remove the ignition operation of stipulating.

It act as, and for example, stops and under the situation about leaving from automatic two-wheeled cycle at the engine that makes automatic two-wheeled cycle, if make ignition lock become OFF from ON, the ignition operation of then stipulating by the rudder angle of cell stores handle at this moment, becomes the readiness of the variation that detects rudder angle.

For example, stop at the engine that makes automatic two-wheeled cycle, and under the situation that the promotion automatic two-wheeled cycle moves it, if make ignition lock after ON becomes OFF, next become ON, become OFF from ON from OFF successively, then Gui Ding ignition operation is disengaged.Therefore, can not store the rudder angle of handle, thereby, alarm can not take place yet even the rudder angle of handle changes.

The invention of the third aspect is characterised in that memory cell comprises: first memory cell of detected rudder angle when being stored in starting; And storage is from second memory cell by the rudder angle behind this first cell stores rudder angle process specified time, and possess: the rudder angle by these first memory cell and second cell stores is compared, change to surpass to differentiate under the situation of specified value at their rudder angle and be unusual anomalous discrimination unit; And the alarm generating unit that alarm takes place when being unusual by this anomalous discrimination unit differentiation.

It act as, and constitutes memory cell by first memory cell and second memory cell, and the rudder angle separately by these first memory cell and second cell stores is compared, and can only change easily by this rudder angle and differentiate unusually.

The invention of fourth aspect is characterised in that, possesses storage from the 3rd memory cell by the rudder angle behind the second cell stores rudder angle process specified time, the anomalous discrimination unit is in F/s, the rudder angle of being stored respectively by first memory cell and second memory cell is compared, first alarm when changing above specified value, their rudder angle takes place, in subordinate phase, the rudder angle of being stored respectively by second memory cell and the 3rd memory cell is compared, when their rudder angle changes above specified value second alarm takes place, first alarm is different with the rank of second alarm.

It act as, in F/s, detect first alarm takes place under the unusual situation, in subordinate phase, detect second alarm takes place under the unusual situation, for first alarm and second alarm, for example improve the rank of second alarm, thereby improve effect as alarm device.

In addition, if alarm is not divided into first alarm and second alarm, although then for example be not the unusual of vehicle but under the situation that rudder angle changes, alarm continues to pipe and power consumption becomes many, but by being divided into F/s and alarm takes place subordinate phase, can make owing to the flase drop of vehicle abnormality as described above and survey the alarm that causes and only stay in a stage, power consumption is suppressed.

The invention of the 5th aspect is characterised in that, when the anomalous discrimination unit compares at each rudder angle to second memory cell and the 3rd memory cell, after their rudder angle variation is exceeding schedule time, continue as under the situation below the specified value and delete the rudder angle separately that is stored in first memory cell and second memory cell, turn back to F/s.

It act as, and changes at the rudder angle of second memory cell and the 3rd memory cell and exceeds schedule time and continue as under the situation below the specified value, infers into the unusual elimination of vehicle, and carries out common supervision from F/s once more.

In the invention of first aspect, possess: the rudder angle detecting unit of the handle of steering front-wheel; The memory cell of the rudder angle of storage handle behind the ignition operation of regulation; And detect rudder angle by this cell stores taken place regulation variation situation and the alarm generating unit of alarm takes place, so by existing rudder angle detecting unit is used as alarm device, can suppress cost rises, and need not vehicle body space newly to be set in automatic two-wheeled cycle, and can effectively utilize the vehicle body space of automatic two-wheeled cycle as alarm device.

In addition, change owing to can detect the small rudder angle of handle, so can improve the precision of alarm device, the unusual state of affairs of vehicle is difficult for omitting, and can improve the effect as alarm device.

In the invention of second aspect, the ignition operation of regulation is made as and makes ignition lock become the operation of OFF from ON, by making ignition lock become OFF, next become ON, become OFF from OFF successively from ON from ON, thereby remove the ignition operation of regulation, so ignition lock is become under the state of OFF, alarm does not take place down in the situations that promote automatic two-wheeled cycle and move it etc.

In the invention of the third aspect, memory cell comprises: first memory cell of detected rudder angle when being stored in starting; And storage is from second memory cell by the rudder angle behind this first cell stores rudder angle process specified time, and possess: the rudder angle by these first memory cell and second cell stores is compared, change to surpass to differentiate under the situation of specified value at their rudder angle and be unusual anomalous discrimination unit; And the alarm generating unit of alarm takes place when being unusual by this anomalous discrimination unit differentiation, so the rudder angle by first memory cell and second cell stores is compared, can only change easily and detect unusually by rudder angle.Therefore, can the reduction program make man-hour.

In addition, by will being made as initial benchmark rudder angle by detected rudder angle when the starting of memory cell, can not have problems yet, and can increase the degree of freedom of handle angle no matter which type of angle the handle during starting is in.

In the invention of fourth aspect, possesses storage from detect three memory cell of rudder angle by second memory cell through the rudder angle behind the specified time, the anomalous discrimination unit is in F/s, the rudder angle of being stored respectively by first memory cell and second memory cell is compared, first alarm when changing above specified value, their rudder angle takes place, in subordinate phase, the rudder angle of being stored respectively by second memory cell and the 3rd memory cell is compared, second alarm when changing above specified value, their rudder angle takes place, for first alarm and second alarm, make their rank difference, so by change the rank of alarm interimly, effect can be improved, and the length of surveying the alarm that causes owing to the flase drop of vehicle abnormality can be reduced as alarm device, number of times can suppress power consumption.

In the invention aspect the 5th, when the anomalous discrimination unit compares at each rudder angle to second memory cell and the 3rd memory cell, after their rudder angle variation is exceeding schedule time, continue as under the situation below the specified value and delete the rudder angle separately that is stored in first memory cell and second memory cell, turn back to F/s, so under the almost unchanged situation of rudder angle, be used for the common supervision that vehicle abnormality detects from F/s, thereby can always implement identical method for detecting abnormality the error state of vehicle.

Description of drawings

Fig. 1 is the front perspective view that possesses the automatic two-wheeled cycle of rotation angle sensor mounting structure of the present invention.

Fig. 2 is the front fork (front fork) and the block diagram on every side thereof of explanation automatic two-wheeled cycle of the present invention.

Fig. 3 be illustrate rotation angle sensor mounting structure of the present invention automatic two-wheeled cycle want portion's front view.

Fig. 4 is the anterior lateral plan that the automatic two-wheeled cycle of rotation angle sensor mounting structure of the present invention is shown.

Fig. 5 is the 5-5 line section-drawing of Fig. 4.

Fig. 6 is the block diagram that rotation angle sensor of the present invention and electric wiring (harness) are shown.

Fig. 7 is the block diagram that alarm device of the present invention is shown.

Fig. 8 is the first pass figure that the motion flow of alarm device of the present invention is shown.

Fig. 9 is second diagram of circuit that the motion flow of alarm device of the present invention is shown.

Figure 10 is the sequential chart that the action of alarm device of the present invention is shown.

Label declaration

10 automatic two-wheeled cycles

11 front-wheels

13 bar handles

48 rudder angle detecting units (rotation angle sensor)

53 ignition locks (main switch)

54 alarm generating units (alarm device (buzzer phone))

120 alarm devices

130 memory cell (memory storage)

131 first memory cell (first storage part)

132 second memory cell (second storage part)

133 the 3rd memory cell (the 3rd storage part)

136 anomalous discrimination unit (anomalous discrimination portion)

138 control setups

A0, A1, A2 rudder angle

Variation/the specified value (variation of benchmark rudder angle) of AC1, AC2 regulation

The specific embodiment

Below describe being used to implement optimal way of the present invention with reference to the accompanying drawings.In addition, accompanying drawing be to label towards observing.

Fig. 1 is the front perspective view that possesses the automatic two-wheeled cycle of rotation angle sensor mounting structure of the present invention, automatic two-wheeled cycle 10 is provided with the front fork 12 that supports front-wheel 11 in the front portion of car body, above front fork 12, dispose the bar handle 13 that this front fork 12 is carried out steering, and be provided with rotation angle sensor (not shown, in the back describe in detail) at front fork 12.

In addition, at automatic two-wheeled cycle 10, be provided with the alarm device (not shown, as to describe in detail in the back) that utilizes above-mentioned rotation angle sensor to avoid theft.

Label 21 among the figure is the font lower shroud (front fender) of the top of covering front-

wheel

11,22 are the front shroud around the top that covers

front fork

12,23 for being arranged to the top bonded assembly s plate ornament with

front shroud

22,24 for being arranged to and s plate ornament 23 bonded assembly air baffles, 25 is head lamp, 26 is flash light (winker), 27 is the inner cover that is disposed at the rear of

front shroud

22,28 is vehicle seat, 29 is the intermediate cap that covers the below of

vehicle seat

28,31 put the stretcher of pin for the occupant, 32 ground side plates for the below that covers

stretcher

31,33 for about being arranged at side plate 32, preceding cover down between the front end of 32 (labels 32 of side in front of only illustrating).

Fig. 2 is the front fork of explanation automatic two-wheeled cycle of the present invention and block diagram on every side thereof, and front fork 12 comprises: the rotatable joystick 43 that is installed in head pipe (headpipe) 42 of the front end that constitutes vehicle body frame 41 freely; Be installed in the tie-beam (bridge) 44 of the bottom of this joystick 43; And the left and right sides bifurcated pipe (fork pipe) 46,47 that is installed in the both ends of this tie-beam 44, via axletree front-wheel 11 (with reference to Fig. 1) is installed in the bottom of these

bifurcated pipes

46,47, in the epimere portion of joystick 43 bar handle 13 is installed.

Be provided with rotation angle sensor 48 in the bottom of tie-beam 44, in the instrument that is installed on front shroud 22 (meter) 51, be provided with the ECU (electronic control unit) 52 that automatically terminates function etc. of the action of the control that is used for automatically removing instrument 51, flash light 26 (with reference to Fig. 1).

Be installed on the accessory of buzzer phone 54 for possessing in the automatic two-wheeled cycle 10 of head pipe 42 as the main switch 53 of the ignition lock among the figure, for siren is piped, but also be the parts that constitute the part of alarm device.

In addition, 55, from the beginning 56 for managing the 42 pair of right and left main frames that extend along the oblique back lower place, 57,58 for from the beginning manage 42 below main frame 55,56 along the pair of right and left lower frame of the oblique back lower place and rear extension, 61 are the front-wheel brake rod, 62 are the trailing wheel brake rod.

Fig. 3 be illustrate rotation angle sensor mounting structure of the present invention automatic two-wheeled cycle want portion's front view, between vehicle body frame 41 sides and front fork 12 sides, be provided with the sensor attachment mechanism 70 that is used to install rotation angle sensor 48 (with reference to Fig. 2) as movable side as fixation side.

Sensor attachment mechanism 70 is to be provided with in the prolongation of the below of joystick 43, and in vehicle body frame 41 sides, the reinforcement plate of installing on the

lower frame

57,58 about possessing 71 (being the parts that constitute vehicle body frame 41) is gone up the support bar of installing (stay) 72.

Fig. 4 is the anterior lateral plan that the automatic two-wheeled cycle of rotation angle sensor mounting structure of the present invention is shown, and sensor attachment mechanism 70 is outstanding downwards from the tie-beam 44 of front fork 12, and is disposed at the top of font lower shroud 21.

Fig. 5 is the 5-5 line section-drawing of Fig. 4, and sensor attachment mechanism 70 comprises: the support bar 72 that is installed in vehicle body frame 41 (with reference to Fig. 2) side; The discoid lower case 74 that possesses the recess 74a that accommodates rotation angle sensor 48 in the inboard by these support bar 72 supports; Barrel-contoured upper body 76 by these lower case 74 supports; The bearing sub-assembly of installing by two

bolts

77,77 in the bottom of tie-beam 44 78; The upper end is installed in the inboard of this bearing sub-assembly 78 and the resinous axle 81 of lower end and rotation angle sensor 48 bindings.In addition, 83～85th, by the O ring that prevents that elastomeric element that rainwater, dust are invaded to inside from constituting.

Above-mentioned support bar 72, lower case 74, upper body 76 are fixation side, and bearing sub-assembly 78, axle 81 are the movable side of rotating with joystick 43 and tie-beam 44.

In Fig. 3, support bar 72 1 ends are installed in the reinforcement plate 71 of vehicle body frame 41 sides by bolt 91, the other end forms trouble (fork) shape and form slit 72b between two

arm

72a, 72a, by and rotation angle sensor 48 bonded assembly electric wirings 92 between this slit 72b.In addition, 93 couplings (coupler) for possessing at the front end of electric wiring 92, coupling 93 is configured in the slit 72b, is promptly clamped the both sides of coupling 92 by

arm

72a, 72a.

In Fig. 4, electric wiring 92 extends along rear view of vehicle on support bar 72, by clamping (clamp) parts 94 being clamped on the support bar 72 electric wiring 92 midway.

Turn back to Fig. 5, lower case 74 possesses:

protrusion

74b, 74b below inserting on mounting hole 72c, the 72c of the arm 72a, the 72a that are arranged at support bar 72; Accommodate the toroidal recess 74c of flange (flange) 76a that is formed at upper body 76; To be formed on the annular groove 74d of the bottom surface of toroidal recess 74c with the chimeric mode of the cyclic lug 76b that is formed at upper body 76.In addition, 74g is the bottom surface of lower case 74.

Upper body 76 comprises: the cylindrical portion 76c that is arranged to surround axle 81; Integrally formed and form flange 76a in the lower end of this cylindrical portion 76c greater than the external diameter of cylindrical portion 76c; And the cyclic lug 76b that below this flange 76a, gives prominence to integratedly, chimeric at the diapire hole 76e of the diapire 76d of cylindrical portion 76c opening with axle 81.

Tie-beam 44 possesses: the through hole 44a that is pressed into joystick 43; Tab-like following boss (boss) 44b of portion, the 44b that is formed in the both sides of this through hole 44a; Be formed at negative thread 44c, the 44c of

boss portion

44b, 44b in order to screw in

bolt

77,77.

Bearing sub-assembly 78 comprises: the top cylindrical portion 78a that bottom tube-like is arranged; Compare the integrally formed bottom cylindrical portion 78b in major diameter ground with top cylindrical portion 78a in the bottom of this top cylindrical portion 78a; And from this bottom cylindrical portion 78b outstanding installation stay 78c of portion, 78c of one to the left and right, the top of top cylindrical portion 78a and bottom cylindrical portion 78b is inserted in the hollow bulb 43a of joystick 43.

The stay 78c of portion opening is installed bolt-inserting hole 78d, bolt 77 is inserted logical this bolt insertion hole 78d.In addition, 95 is packing ring.

Axle 81 comprises: by the connecting part 81a of connecting pin 97 with the top cylindrical portion 78a binding of bearing sub-assembly 78; And the minor diameter part 81b of and lower end and rotation angle sensor 48 bindings integrally formed in the bottom of this connecting part 81a.

Connecting part 81a is the part with external diameter a little littler than the internal diameter of top cylindrical portion 78a, bottom at connecting part 81a possesses flange part 81c integratedly, connecting part 81a rotates chimeric with the diapire hole 76e of upper body 76 freely, and the spatial allocation between connecting part 81a and cylindrical portion 76c has O shape circle 83.

Rotation angle sensor 48 comprises: the sensor fixed part of installing on the bottom surface 74e of the recess 74a of lower case 74 101; And rotate the sensor movable part 102 that the minor diameter part 81b be arranged at this sensor fixed part 101 and axle 81 freely is inserted into, be set as along flat up and down.

Be equipped with rotation angle sensor 48 recess 74a bottom surface 74e for the face of the axis 43b quadrature of joystick 43.

Fig. 6 is the block diagram that rotation angle sensor of the present invention and electric wiring are shown, and rotation angle sensor 48 is potential device (potentiometer) type, and sensor fixed part 101 comprises: base portion 105; Be arranged at the top resistive element 106 of this base portion 105; And from three outstanding terminals 107～109 of the side of base portion 105.

Resistive element 106 comprises: annulus 106a; And at the two ends of this annulus 106a integrally formed

line part

106b, 106c.

Sensor movable part 102 comprises: the movable main body 111 that is inserted into the minor diameter part 81b (with reference to Fig. 5) of axle 81 (with reference to Fig. 5); And the movable terminal 112 that is installed on this movable main body 111.

Movable main body 111 possesses the shaft insertion hole 111a that is inserted into minor diameter part 81b, and the inner face 111b of shaft insertion hole 111a comprises: arc surface 111c; And the tabular surface 111d that is used for spline.

Movable terminal 112 comprises: terminal base portion 112a; And the slide 112b that is installed on this terminal base portion 112a and slides with resistive element 106, be electrically connected with resistive element 106.

Terminal 107～109 is connected the coupling 93 of electric wiring 92.

Terminal 107 is connected with the line part 106b of resistive element 106, and terminal 108 specifically is connected with slide 112b with movable terminal 112, and terminal 109 is connected with the line part 106c of resistive element 106.Therefore, if slide 112b follows axle 81 rotation and rotates, then the electrical resistance of 108,109 of 107,108 of terminals or terminals can change.

The bottom surface 74g of coupling 93 relative lower case 74 shown in Figure 5 with terminal 107～109 bonded assembly closures of rotation angle sensor 48 shown in white arrow is parallel, so can reduce the setting height(from bottom) of rotation angle sensor 48, can reduce joystick 43 the below rotation angle sensor installing mechanism 70 occupy the space, can effectively utilize the space of automatic two-wheeled cycle.

Use Fig. 2 and Fig. 5 that the effect of the sensor attachment mechanism 70 of above narration is described.

If bar handle 13 is rotated, then accompany with it, joystick 43 and tie-beam 44 rotate, and as the bearing sub-assembly 78 and axle 81 rotations of movable side, the minor diameter part 81b of axle 81 rotates the sensor movable part 102 of rotation angle sensor 48.

Its result, the electrical equipment resistance variations of rotation angle sensor 48, this variation is transformed into the rudder angle of front-wheel by ECU52 described later (with reference to Fig. 7).

For example, if joystick 43 relative vehicle body frames 41 along axle right angle orientation (left and right directions of Fig. 5) displacement, then accompany with it tie-beam 44 and bearing sub-assembly 78 be along the displacement of axle right angle orientation, so the connecting part 81a of axle 81 is also along the displacement of axle right angle orientation.

Its result, the upper end of minor diameter part 81b is relatively with the lower end and connecting part 81a displacement of the minor diameter part 81b that links as the rotation angle sensors in the lower case 74 of fixation side 48, so minor diameter part 81b bending.Resinous minor diameter part 81b is made into thin axle, so easy deformation is easy to absorb the displacement of joystick 43 relative vehicle body frames 41.

Therefore, big external force is difficult for acting on to rotation angle sensor 48 from axle 81, can improve the durability of each parts that constitutes rotation angle sensor 48 and rotation angle sensor installing mechanism 70.

In addition, the cylindrical portion 76c of upper body 76 (is made as D at the external diameter with cylindrical portion 76c along growing up and down to form longways, when the length of cylindrical portion 76c is made as L1, become L1＞D), so can use the wide area of upper body 76, bear make diapire 76d relatively as the flange 76a of lower case 74 sides of fixation side with the connecting part 81a of axle 81 external force along the displacement of axle right angle orientation.Therefore, when the displacement of joystick 43, when the butt of the outside of the inner face of bearing sub-assembly 78 and upper body 76, can prevent that external force from concentrating partly.

Label L2 among the figure is the height of the inner face of bearing sub-assembly 78, with length L 1 about equally.Label C is the gap between the cylindrical portion 76c of the bottom cylindrical portion 78b of bearing sub-assembly 78 and upper body 76, by clearance C is set like this, can uses this clearance C and absorb the relative displacement of bearing sub-assemblys 78 and upper body 76 as the O ring 84 of elastomeric element.

Upper body 76 is by forming the space 115 of accommodating rotation angle sensor 48 with lower case 74, and also conduct is used to protect so that rainwater, dust etc. are not invaded the parts in the space 115 and brought into play function.

Fig. 7 is the block diagram that alarm device of the present invention is shown, and alarm device 120 comprises: ignition lock 53; Rotation angle sensor 48; Be arranged at the side bracket switch 121 of side stand (side stand); The various sensors 122 that possess in the automatic two-wheeled cycle 10 (with reference to Fig. 1) (describing in detail in the back); Be received in ignition lock 53 and become the disconnection information JOFF of output when disconnecting, from the helm signal SA of rotation angle sensor 48 outputs, when side stand takeoffs from the information of the takeofing JH of side bracket switch 121 outputs, from the CPU (central processing unit) 123 of the detection signal SS of various sensors 122 outputs; First storage part 131, second storage part 132, the 3rd storage part 133 and the 4th storage part 134 of canned data J1～J4 that storage is stored from the canned data J1～J4 of this CPU 123 outputs rudder angle of each constantly each (particularly for) and to CPU 123 outputs; Reception is from the canned data J1～J4 of CPU 123 output, compares with a reference value (particularly being the variation of benchmark rudder angle) of the operation result that stores these canned datas (particularly the difference for each rudder angle constantly is that rudder angle is poor) whether differentiate be unusually, promptly whether to have operated bar handle, in other words whether carried out the anomalous discrimination portion 136 of larceny; And be received in by this anomalous discrimination portion 136 and differentiate the abnormal signal SAB of output when unusual and the alarm device (buzzer phone) 54 of alarm takes place.

Above-mentioned first storage part 131, second storage part 132, the 3rd storage part 133 and the 4th storage part 134 are for constituting the part of memory storage 130.

Above-mentioned CPU123, first storage part 131, second storage part 132, the 3rd storage part 133, the 4th storage part 134 and anomalous discrimination portion 136 are for constituting the part of control setup 138, and control setup 138 for example can be by ECU shown in Figure 2 52 its functions of performance.

As various sensors 122, for example, can enumerate in Fig. 2 and to apply the grip handle lock bonding part impact detection sensor of prying open or detecting this impact when impacting being arranged at grip handle lock bonding part between joystick 43 sides and vehicle body frame 41 sides; Whether detect the ignition lock that ignition lock (main switch) 53 has been inserted the foreign matter beyond the keys such as screwdriver, pliers and insert detecting sensor unusually; And the vehicle-wheel speed sensor of the wheel velocity of detection front-wheel or trailing wheel etc.

In addition, as alarm device 54, except buzzer phone, also can be the indicating device that sends light.

Simple declaration is carried out in effect to above-mentioned alarm device 120.

If make ignition lock 53 become OFF in order to stop engine, then import the disconnection information to CPU 123 from ignition lock 53.Thus, CPU 123 begins input from the helm signal SA of rotation angle sensor 48 with specific time interval.

Wait not mobile such unusual state of affairs of the automatic two-wheeled cycle of intention if under this state, carried out the owner, and the variation of the rudder angle of bar handle, then CPU 123 makes whether the rudder angle after 136 differentiations of anomalous discrimination portion change is below the specified value with the comparative figure that changes preceding rudder angle.

Anomalous discrimination portion 136 surpasses under the situation of specified value from alarm device 54 generation alarms at above-mentioned comparative figure.

In the processing that alarm takes place, there is the stage, after alarm had taken place, if rudder angle and then variation, and the comparative figure of rudder angle before changing the back and changing surpassed under the situation of specified value once more in F/s, as subordinate phase generation alarm, similarly as the phase III alarm takes place.

The rank of the alarm in each stage (intensity of the length of alarm, the sound of alarm, the light intensity of alarm etc.) becomes along with the propelling in stage greatly, improves effect, effect as alarm device.

In addition, if CPU 123 receives the information of takeofing JH from side bracket switch 121, from the detection signal SS of various sensors 122, then CPU 123 is comparing when ignition lock 53 and rotation angle sensor 48 receive information or signal, send the unusual bigger abnormal signal of rank of expression to unusual judging part 136, the big alarm of rank takes place from alarm device 54.

Below the effect of alarm device 120 is elaborated.

Fig. 8 is the first pass figure that the motion flow of alarm device of the present invention is shown, and Fig. 9 is second diagram of circuit that the motion flow of alarm device of the present invention is shown, and these first passes figure meets C1, C2, C3 combination with second diagram of circuit by being connected.In addition, the STXX among the figure represents step number.

ST01... make ignition lock become OFF from ON.At this moment, t is made as t0 (zero) constantly constantly, is made as t=t0=0 (zero).

Thus, control setup 138 (with reference to Fig. 7) starting becomes the readiness of input from the helm signal SA of rotation angle sensor 48 (with reference to Fig. 7).

At this moment, for example, the indicating device that is provided with in the instrument 51 is lighted, and is readiness to the chaufeur notice.

In addition, make after ignition lock 53 becomes ON → OFF, be made as OFF → ON, next be made as ON → OFF, thereby stop control 138 can also be removed readiness (at this moment, above-mentioned indicating device extinguishes).

ST02... finish through 10sec (=10 seconds) afterwards in the processing from ST01, promptly the moment behind t=t1=(t0+10) sec stores by rotation angle sensor 48 detected rudder angle A0 (zero) to first storage part 131.

ST03... finish through after the 5sec in the processing from ST02, promptly the moment behind t=t2=(t1+5) sec stores by rotation angle sensor 48 detected rudder angle A1 to second storage part 132.

Whether the difference of ST04... judging rudder angle A1 and rudder angle A0 changes AC1 smaller or equal to the benchmark rudder angle.

Under the situation of (A1-A0)≤AC1 ("Yes"), enter into ST05.

Under the situation that is not (A1-A0)≤AC1 ("No"), enter into ST06.

Above ST02～ST04 is the common supervision stage as F/s.

ST05... delete rudder angle A0, A1, enter into ST02.

ST06... take place during the alarm 0.5sec.

ST07... finish through after the 2.5sec in processing, promptly finish to store by rotation angle sensor 48 detected rudder angle A2 to the 3rd storage part 133 through the moment after the 2sec in processing from ST06 from ST03.

Whether the difference of ST08... judging rudder angle A2 and rudder angle A1 changes AC2 smaller or equal to the benchmark rudder angle.

Under the situation of (A2-A1)≤AC2 ("Yes"), enter into ST09.

Under the situation that is not (A2-A1)≤AC2 ("No"), C1 enters into ST13 via junction symbol.

Above ST07～ST08 is the unusual detection-phase as subordinate phase.

ST09... delete rudder angle A2.

ST10... the initial value that makes counting machine count V becomes 0 (zero) (being V=0).To V substitution V+1.

ST11... judge that whether counting machine count V smaller or equal to 10.

Under the situation of V≤10 ("Yes"), enter into ST07.

Under the situation that is not V≤10 ("No"), enter into ST12.

ST12... to V substitution 0 (zero), deletion rudder angle A0, A1 enter into ST02.

By as above-mentioned ST10 counting machine being set, the state of the subordinate phase that the intensity ratio F/s of alarm is strong is kept specified time, can keep the state of alert more longways.

ST13... take place alarm 1sec during.The warning time 1sec of this moment is also longer than the warning time 0.5sec among the ST06.

ST14... finish to store by rotation angle sensor 48 detected rudder angle A3 to the 4th storage part 134 in processing through the moment after the 0.5sec from ST13.

Whether the difference of ST15... judging rudder angle A3 and rudder angle A2 changes AC3 smaller or equal to the benchmark rudder angle.

Under the situation of (A3-A2)≤AC3 ("Yes"), enter into ST16.

Under the situation that is not (A3-A2)≤AC3 ("No"), enter into ST20.

ST16... delete rudder angle A3.

ST17... the initial value that makes counting machine count W becomes 0 (zero) (being W=0).To W substitution W+1.

ST18... judge that whether counting machine count W smaller or equal to 10.

Under the situation of W≤10 ("Yes"), enter into ST14.

Under the situation that is not W≤10 ("No"), enter into ST19.

ST19... to V substitution 0 (zero), to W substitution 0 (zero), delete rudder angle A0, A1, A2, C2 enters into ST02 via junction symbol.

ST20... to A2 substitution A3, delete rudder angle A3.

ST21... the initial value that makes counting machine count X becomes 0 (zero) (being X=0).To X substitution X+1.

ST22... judge that whether counting machine count X smaller or equal to 3.

Under the situation of X≤3 ("Yes"), enter into ST14.

Under the situation that is not X≤3 ("No"), enter into ST23.

Above ST14～ST15 and ST20～ST22 are the unusual definite stage as the vehicle of phase III.By the phase III is set like this, can discern the unusual of vehicle reliably.

Be when entering into ST14 under the situation of X≤3 in above-mentioned ST22, after the process of the processing from the ST14 of last time 0.5sec, to the new rudder angle A3 of the 4th storage portion stores.Then, in ST15, judge whether the difference of new rudder angle A3 and rudder angle A2 (the rudder angle A3 that uses in the processing in the ST14 of last time) changes AC3 smaller or equal to the benchmark rudder angle.

Like this, in the phase III, count X at each counting machine and judge whether to take place new rudder angle variation continuously.

In the phase III (the maximum state of alert), going out in continuous detecting that unusual situation that rudder angle changes judges is the possibility height that takes place at the unusual state of affairs of vehicle, and the longest alarm (alarm of 15sec) takes place in ST23.

Counting machine number in ST22 reaches under the situation of X=4, can be by the alarm unusual state of affairs of notice generation around vehicle as early as possible takes place immediately.

ST23... take place alarm 15sec during.The warning time 15sec of this moment is further more elongated than the warning time 1sec among the ST13.

ST24... the initial value that makes counting machine count Y becomes 0 (zero) (being Y=0).To Y substitution Y+1.

ST25... judge that whether counting machine count Y smaller or equal to 12.

Under the situation of Y≤12 ("Yes"), enter into ST14.

Under the situation that is not Y≤12 ("No"), enter into ST26, enter into ST02 via junction symbol 3.

ST26... to V, W, X, Y substitution 0 (zero) respectively, delete rudder angle A0, A1, A2, A3.

In the way of above-mentioned flow process, when OFF becomes ON, finish the processing of the motion flow in the alarm device at ignition lock 53.

In addition, in above-mentioned alarm device, in the structure of grip handle lock bonding part by the hole portion of a side setting that is arranged at vehicle body frame side and joystick side with in order to be made as to this hole portion plug freely and under the situation that the axle of opposite side setting constitutes, even inserting axle to hole portion and carrying out under the state of handlebar locked, also can use rotation angle sensor to detect because the rudder angle that the gap of hole portion and axle causes changes, no matter, can detect the unusual state of affairs of vehicle by rotation angle sensor so whether implemented handlebar locked.

As above Fig. 2, Fig. 7～shown in Figure 9, first aspect, the present invention possesses in the alarm device 120 of automatic two-wheeled cycle 10: as the rotation angle sensor 48 of the rudder angle detecting unit of the bar handle 13 of steering front-wheel 11 (with reference to Fig. 1); As the memory storage 130 of memory cell of after the ignition operation of regulation, storing the rudder angle of bar handle 13; And the rudder angle of being stored by this memory storage 130 as detection becomes the alarm device 54 that the benchmark rudder angle that changes as regulation changes AC1, AC2, AC3 and the alarm generating unit of alarm takes place, so can rise by existing rotation angle sensor 48 is suppressed cost as alarm device 120, and need not to automatic two-wheeled cycle 10 vehicle body space to be set newly, and can effectively utilize the vehicle body space of automatic two-wheeled cycle 10 as alarm device 120.

In addition, the small rudder angle that can detect bar handle 13 changes, so can improve the precision of alarm device 120, the unusual state of affairs of vehicle is difficult for omitting, and can improve the effect as alarm device 120.

Second aspect, the present invention such as Fig. 2, Fig. 7～shown in Figure 9, ignition operation for regulation, make main switch 53 become OFF from ON as ignition lock, make main switch 53 become OFF, next become ON, become OFF from OFF successively, thereby remove the ignition operation of regulation, so main switch 53 is become under the state of OFF from ON from ON, the situations that promote automatic two-wheeled cycle 10 and move it etc. can make alarm not take place down.

The third aspect, the present invention such as Fig. 7～shown in Figure 9, memory storage 130 comprises: first memory cell (first storage part 131) of detected rudder angle A0 when being stored in starting; And storage is played second memory cell (second storage part 132) of process specified time (for example 5 seconds) rudder angle A1 afterwards by this first cell stores rudder angle A0, and possess: rudder angle A0, A1 by these first memory cell and second cell stores are compared, change (A1-A0) at their rudder angle and surpass situation that benchmark rudder angle as specified value changes AC1 and judge and be unusual anomalous discrimination unit (anomalous discrimination portion 136); And the alarm generating unit (alarm device 54) that alarm takes place when being unusual by this anomalous discrimination unit judges, so rudder angle A0, the A1 by first memory cell and second cell stores compared, can only change (A1-A0) and easily detect unusually by rudder angle.Therefore, can the reduction program make man-hour.

In addition, by will being made as initial benchmark rudder angle by detected rudder angle when the starting of memory storage 130, can not go wrong yet, can increase the degree of freedom of bar handle angle no matter which type of angle the bar handle 13 (with reference to Fig. 2) during starting is in.

Fourth aspect, the present invention possesses storage from the 3rd memory cell (the 3rd storage part 133) by second memory cell (second storage part 132) storage rudder angle A1 process specified time (for example 2.5 seconds) rudder angle A2 afterwards, anomalous discrimination unit (anomalous discrimination portion 136) is in F/s, to the rudder angle A0 that stores respectively by first memory cell (first storage part 131) and second memory cell, A1 compares, first alarm when changing AC1 above the benchmark rudder angle as specified value, takes place in their rudder angle variation (A1-A0), in subordinate phase, to the rudder angle A1 that stores respectively by second memory cell and the 3rd memory cell, A2 compares, second alarm when changing AC2 above the benchmark rudder angle as specified value, takes place in their rudder angle variation (A2-A1), in first alarm and second alarm, make its rank difference, so change the rank of alarm interimly, thereby can improve effect as alarm device, and prevent the required above time or the alarm of number of times, promptly can reduce owing to the flase drop of vehicle abnormality is surveyed the alarm that takes place, can suppress power consumption.

The 5th aspect, anomalous discrimination of the present invention unit (anomalous discrimination portion 136) is at each the rudder angle A1 to second memory cell (second storage part 132) and the 3rd memory cell (the 3rd storage part 133), when A2 compares, changing (A2-A1) at their rudder angle continues as the exceed schedule time deletion under the situation of (for example counting the time that V is equivalent to V=10 for counting machine) of benchmark rudder angle as specified value the time below the AC2 of changing and is stored in rudder angle A0 separately in first memory cell and second memory cell, A1, turn back to F/s, so under the almost unchanged situation of rudder angle, by be used for the common supervision that vehicle abnormality detects from F/s, can always implement identical method for detecting abnormality to the unusual state of affairs of vehicle.

Figure 10 is the diagram of circuit that the action of alarm device of the present invention is shown, and is illustrated in the main action that each stage detects the rudder angle of bar handles by rotation angle sensor 48 and the alarm device of alarm takes place.The longitudinal axis is represented the bar handle rudder angle, and transverse axis is the time T (unit is sec (second)) of benchmark when representing to become ON → OFF with ignition lock 53.

From making ignition lock 53 become ON → OFF through (time T=t1=10sec) detect rudder angle A0 (zero) stores first storage part 131 into after the 10sec.

Rudder angle A1 under the detection time T=t2=15sec stores second storage part 132 into.Then, calculate rudder angle and change (A1-A0), change AC1 with the benchmark rudder angle and compare.So far is F/s.

Change (A1-A0) greater than benchmark rudder angle variation AC1 if be judged as rudder angle, then take place immediately during the first alarm 0.5sec.

Rudder angle A2 under the detection time T=t3=17.5sec stores the 3rd storage part 133 into.Then, calculate rudder angle and change (A2-A1), change AC2 with the benchmark rudder angle and compare.So far is subordinate phase.

Change (A2-A1) greater than benchmark rudder angle variation AC2 if be judged as rudder angle, then take place immediately during the second alarm 1sec.

Rudder angle A3 under the detection time T=t4=19sec stores the 4th storage part 134 into.Then, calculate rudder angle and change (A3-A2), change AC3 with the benchmark rudder angle and compare.

When being judged as rudder angle variation (A3-A2) greater than benchmark rudder angle variation AC3, carry out rudder angle A3 is made as the processing of rudder angle A21, and deletion rudder angle A3.

Then, the T=t5=19.5sec behind 0.5sec detects new rudder angle A31, stores the 4th storage part 134 into.Then, calculate rudder angle and change (A31-A21), change AC3 with the benchmark rudder angle and compare.

Once more, when being judged as rudder angle variation (A31-A21) greater than benchmark rudder angle variation AC3, carry out continuously and above-mentioned same processing at time T=t6, time T=t7, when the rudder angle under being judged as T=t7=20.5sec changes (A33-A23) greater than benchmark rudder angle variation AC3 (being the phase III so far), take place immediately during the 3rd alarm 15sec.

In the above-mentioned phase III, by carrying out the judgement that rudder angle changes continuously, whether the possibility of the unusual state of affairs that can detect vehicle accurately is high, and then, when the rudder angle variation that surpasses specified value continues, be judged as the possibility height of the unusual state of affairs of vehicle, the 3rd strong alarm of intensity ratio first alarm and second alarm takes place, be the alarm of growing to 15sec the time, thereby can around automatic two-wheeled cycle, notify the unusual state of affairs that vehicle takes place reliably, can urge the early stage end of the unusual state of affairs.

Utilizability on the industry

Alarm device of the present invention is applicable to automatic two-wheeled cycle.

Claims

1. the alarm device of an automatic two-wheeled cycle is characterized in that, possesses: the rudder angle detecting unit of the handle of steering front-wheel; The memory cell of the rudder angle of the above-mentioned handle of storage behind the ignition operation of regulation; Whether detection the anomalous discrimination unit of the variation of regulation has been taken place by the rudder angle of this cell stores; And under differentiating for unusual situation by this anomalous discrimination unit, the alarm generating unit of alarm takes place.

2. the alarm device of automatic two-wheeled cycle according to claim 1, it is characterized in that, the ignition operation of afore mentioned rules is to instigate ignition lock to become the operation of OFF from ON, by making ignition lock become OFF, next become ON, become OFF from OFF successively, thereby remove the ignition operation of afore mentioned rules from ON from ON.

3. the alarm device of automatic two-wheeled cycle according to claim 1 and 2 is characterized in that, said memory cells comprises: first memory cell of detected rudder angle when being stored in starting; And storage is from second memory cell by the rudder angle behind this first cell stores rudder angle process specified time, and possess: the rudder angle by these first memory cell and second cell stores is compared, change to surpass to differentiate under the situation of specified value at their rudder angle and be unusual anomalous discrimination unit; And the above-mentioned alarm generating unit that alarm takes place when being unusual by this anomalous discrimination unit differentiation.

4. the alarm device of automatic two-wheeled cycle according to claim 3 is characterized in that, possesses storage from the 3rd memory cell by the rudder angle behind the above-mentioned second cell stores rudder angle process specified time,

Above-mentioned anomalous discrimination unit compares the rudder angle of being stored respectively by above-mentioned first memory cell and above-mentioned second memory cell in F/s, and first alarm takes place when their rudder angle changes above specified value,

In subordinate phase, the rudder angle of being stored respectively by above-mentioned second memory cell and above-mentioned the 3rd memory cell is compared, second alarm when changing above specified value, their rudder angle takes place,

Above-mentioned first alarm is different with the rank of above-mentioned second alarm.

5. the alarm device of automatic two-wheeled cycle according to claim 4, it is characterized in that, when above-mentioned anomalous discrimination unit compares at each rudder angle to above-mentioned second memory cell and above-mentioned the 3rd memory cell, after their rudder angle variation is exceeding schedule time, continue as under the situation below the specified value and delete the rudder angle separately that is stored in above-mentioned first memory cell and above-mentioned second memory cell, turn back to above-mentioned F/s.