CN2799988Y - Recognition and control device for shift control lever position signal - Google Patents
Recognition and control device for shift control lever position signal Download PDFInfo
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- CN2799988Y CN2799988Y CNU2005200344570U CN200520034457U CN2799988Y CN 2799988 Y CN2799988 Y CN 2799988Y CN U2005200344570 U CNU2005200344570 U CN U2005200344570U CN 200520034457 U CN200520034457 U CN 200520034457U CN 2799988 Y CN2799988 Y CN 2799988Y
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Abstract
The utility model relates to a recognition and control device for position signals of a gear operating rod, which comprises at least a gear operating rod which can be moved between a D, an N, an R and a P gears, a sensing unit for the position signals of the gear operating rod between position which is matched with the gear operating rod and a signal processing unit for corresponding position signals of the gear operating rod, which is connected with the sensing unit for the position signals of the gear operating rod, wherein the sensing unit for the position signals of the gear operating rod is a magnetic sensing device between the gear operating rod and the position which is matched with the gear operating rod, the signal processing unit is a logical operation circuit. After logical operation judgment is carried out for acquired position signals of the gear operating rod and effective signals of normal gears, corresponding gear signals or control signals for converting to a blank gear are respectively output or forced to be output to a gear operating mechanism through a control unit. The device can preferentially make vehicles maintain the effective state of blank gear output from many ways to ensure the purpose of running safety under the condition that part or all of a gear operating rod position sensor loses effect.
Description
Technical field
The utility model relates to a kind of being used for discerns and control gear the position signal of gear operating lever, under the situation that the gear operating lever position transducer partly or entirely lost efficacy, can be with polynary and made vehicle remain the state of neutral gear, to guarantee the purpose of driving safety by preferential mode.
Background technique
The self-shifting vehicle in the process of moving, the conversion of its gear generally can be by automatically, or can be exchanged into manual mode and control.Under automatic control state, in case speed change is handled sensed system and is gone wrong, for example under the part or all of situation about losing efficacy of the position transducer of gear operating lever, can put signal to output error of gear control/actuator even dangerous gear, with the serious threat traveling security.
That publication number is that the Chinese patent literature of CN1284451A discloses is a kind of " can automatically and the transmission control unit of hand shift ", wherein described all places of gear operating lever and the function of expression, but the identification of this position of function is the independent identification of being undertaken by the sensor that is separately positioned on these positions.Close therewith technology also has disclosed in documents such as German patent DE-A-19905627.
Publication number is the Chinese patent literature of CN1434906A, a kind of " be used for can manually or the control unit of the automotive transmission of automaitc shfit " be disclosed, wherein the location recognition of gear operating lever has been adopted and be called as two different sensing elements of first and second length, employed gear operating lever can have the motion of two different direction: switch between two sensing elements when the gear operating lever horizontal motion, to distinguish the operating pattern of automatic and manual shift; When on vertical with it direction, moving, to determine the gear positions under each self mode.But can find in Fig. 2 a～2g content by the document, the manual control downshift position that is used for the process of advancing shown in the neutral position shown in its Fig. 2 b and Fig. 2 g, the output state relation of its position sensing is identical; In the output relation shown in Figure 5 of the document, also the output relation with its reverse gear is also identical simultaneously for this output relation.According to general general knowledge in the automotive field, the relation between the position of gear operating lever and gear are arranged can not be changed.If therefore identical output relation has been represented neutral gear simultaneously and retreated shelves and two different direction of travel of forward gears,, will be very dangerous for the manipulation and the control of actual travel process gear.In the document, though similarly gear operating lever is in the situation that different actuated position has identical output state and also has many places.For avoiding the appearance of this phenomenon, adopted its alleged " pedal " COMM communication in the document to distinguish.According to the present mankind's technical capability,, only hinge on that a kind of TURP changes switch or sensor obviously is insecure with the important device of driving of this relation and life safety.In case diverter switch promptly can turn back to above-mentioned conflicting control result after losing efficacy equally.
In addition, also there is unsafe factor in the document to the position sensing of Parking shelves " P " and forward gears " D ", when three sensors are output as identical low level " 0 ", will produce the signal of forcing Parking shelves " P " that is:; When three sensors are output as identical high level " 1 ", will produce the signal of forward gears " D ".And according to the general general knowledge of person in electronics, when the power supply of arbitrary part in wherein sensor, control wiring or the controller short circuit appears or situation about opening circuit under, the capital produces one of above-mentioned same output result, and all might cause a kind of catastrophic consequence to the automobile that is under the travelling state.Also increased the Fault Identification mode in the document for this reason, but its identification has narrow limitation on the one hand, for example under the automatic gear-shifting pattern, can not discern power supply short circuit or when opening circuit three sensors simultaneously for the situation of " 1 " or " 0 " etc., the result of its identification fault also only is limited as the warning signal of a kind of sound, light on the other hand, for automatic control system and driver, the effective measures that can't take to make the vehicle in travelling to get back to the neutral gear safe condition.
The model utility content
At above-mentioned situation, the utility model will provide a kind of identification control device of gear operating lever position-signal, can be under the situation that the gear operating lever position transducer partly or entirely lost efficacy, with polynary and preferentially made vehicle remain the state of neutral gear output, to guarantee the purpose of driving safety.
Because in existing technological means, gear operating lever to vehicle carries out location recognition, the direction of travel and the self-shifting control of vehicle are finished according to the transducing signal of gear operating lever position in the general automatic shift control field that is used for, control system more by actuator.In this course, based on general principle, when the sensing mechanism of gear operating lever breaks down, unique safety and effective and efficient manner are to change control system output neutral gear signal, interrupt transmission of power because the neutral gear signal can make between vehicle power source and the train, avoid gear back other disaster brought disorderly or out of control that causes because of gear operating lever sensing mechanism fault.Therefore in identifying method to gear operating lever position-signal, on the logical relation that is identified in a kind of electron process to the neutral gear transducing signal, should be preferential on the one hand, also should be polynary on the other hand, promptly should contain all the invalid identifying codes in the sensed system.
Based on this, the identification control device of the utility model gear operating lever position-signal, comprise by can between forward gears (D), neutral gear (N), reverse gear (R) and Parking shelves (P), moving at least, and be attached thereto the processing unit that is used for the gear operating lever position-signal that is obtained with the gear operating lever that changes driving states with at the gear operating lever position-signal sensing unit that matches with it between the position.Wherein, said gear operating lever position-signal sensing unit is for by gear operating lever with the magnetic transducing device between the position of matching with it, is logical operation circuit to the processing unit of the gear operating lever position-signal that obtained.After the gear operating lever position-signal that obtained and the corresponding useful signal of normal D, N, R and each gear of P carried out logical operation and judge, to consistent, export corresponding effective gear control signal through control unit to the gear operating mechanism by logical operation circuit with the active position signal; To inconsistent, then preferentially force to export the control signal that is converted to neutral position to the gear operating mechanism through control unit with the active position signal.
In the said apparatus, in the set-up mode of magnetic transducing device that is acquisition magnetic transducing position signal, though as can be with synchronization-moving this moving element of gear operating lever, no matter be magnetic transducing source structure or corresponding with it magnetic sensor units wherein, there is no too much requirement in fact, but to adopt permanent-magnet structure body to be set to and with the synchronization-moving moving element of gear operating lever corresponding magnetic sensor units to be convenience as the fixed component that is arranged in the magnetic transducing scope as the magnetic transducing source.Wherein, locate in location spacing mode in said this magnetic sensor units and be provided with some magnetic sensing meanss.
For realizing model utility purpose of the present utility model and requirement, the magnetic transducing device mode that is provided with in above-mentioned magnetic sensor units also can have multiple multi-form.For example, in a kind of embodiment that can be for reference, said this magnetic transducing device is three of being provided with in equidistant mode in magnetic sensor units, accordingly this permanent-magnet structure body be adopted as at most only allow with magnetic sensor units in two magnetic transducing devices be in the magnet structure of condition sensing simultaneously.Other can embodiment for reference in, said this magnetic transducing device can also be adopted as in magnetic sensor units at least four with spaced set, and corresponding permanent-magnet structure body can be the permanent magnets that at most only allow to be in simultaneously with two or three magnetic transducing devices condition sensing.
The same with present routine techniques, for making the vehicle can be according to actual needs, be implemented in the conversion between automatic or manual control, between the sensing device at the above-mentioned gear operating lever and the position of matching with it, can also be provided with the diverter switch that is used for automatic/hand control.
In the said apparatus, judgement to the gear operating lever position-signal correctness that obtained, and signal that will be consistent output with correct gear operating lever position-signal, to forcing to be output as the control signal of neutral position with the inconsistent signal of correct gear operating lever position-signal, carry out logical operation by said logical operation circuit and judge and realize.It is very ripe and have widely-usedly to have the technology of this function in the existing electronic technology, therefore can select as required and/or make up.For example, in embodiment that can be for reference more described later, what provide is by being realized by the logical operation circuit of suitable gate circuit combining form, in some other embodiments, gives employing and realizes based on the circuit of intergrated circuit.On this basis, can also adopt by storage unit and relatively judge the logical operation circuit form that arithmetic element is formed, the useful signal of normal gear prestored be stored in existing at present being extensive use of in the appropriate format storage unit, then normal D, N, R and the P gear useful signal that presets in the gear operating lever position-signal that obtained and the storage unit carried out computing relatively, and according to comparing judged result, to consistent, preset gear signal accordingly to the output of gear operating mechanism by control unit with the gear useful signal that presets stored in the control unit; To belonging to non-normal gear useful signal or the gear disorderly signal of presetting, then preferentially force to export the control signal that is converted to the N gear to the gear operating mechanism.
Below will foregoing of the present utility model be described in further detail by embodiment by the accompanying drawing illustrated embodiment.
Description of drawings
Fig. 1 is the form that the is provided with schematic representation of the identification control unit of the utility model device.
Fig. 2 is that the structure of a kind of gear operating lever position-signal sensing device in the utility model device is provided with the form schematic representation.
Fig. 3 is that the structure of the another kind of gear operating lever position-signal sensing device in the utility model device is provided with the form schematic representation.
Fig. 4 is that the structure that has increased another gear operating lever position-signal sensing device of automatic/hand throw over switch in the utility model device is provided with the form schematic representation.
Fig. 5 is that the structure of another gear operating lever position-signal sensing device of the utility model device is provided with the form schematic representation.
Fig. 6 is the electrical schematic diagram that adopts a kind of control unit of composite door circuit form in the utility model device.
Fig. 7 is the electrical schematic diagram that adopts a kind of control unit of intergrated circuit form in the utility model device.
Fig. 8 is the electrical schematic diagram that adopts the control unit of another kind of intergrated circuit form in the utility model device.
Fig. 9 is the workflow diagram of the utility model device identification control relation.
Embodiment
Fig. 1 and Fig. 2 are the forms that is provided with of the identification control unit of the utility model device, wherein adopted the sensor unit 1 formed by three position transducer A, B, C and by two permanent magnet 2b, the form that is provided with of a kind of sensing device of the sensing sources parts 2 that 2c constitutes.
Wherein, as sensing sources parts 2 be with gear operating lever 2a be fixed on one, can be with the permanent-magnet structure body of the motion campaign of gear operating lever; Corresponding magnetic sensor units 1 is fixed on the position of rest in the other magnetic transducing scope of gear operating lever.Wherein, the respective sensor part 5 in the sensor unit 1 (as Hall element commonly used etc.) is three of being provided with in equidistant mode therein; Sensing sources parts 2 are with long and short two permanent magnet 2b through fixed body 2f, the composite structure bodily form formula that 2c connects as one, wherein the length of this fixed body 2f and longer permanent magnet 2b respectively and the distance between the opposing end of the two sensors spare of adjacent setting 5 adapt, spacing between the abutting end of two magnetic transducing devices 5 of the length of shorter permanent magnet 2c and adjacent setting adapts, thereby realizes that the permanent magnet that at every turn only allows in one or two sensing means 5 and the sensing sources parts 2 is in condition sensing.According to the characteristic of sensing means 5 and sensing sources parts 2, said fixing body 2f can be the material of magnetic conductivity or non-magnetic.When being enclosed in fixed body 2f inside, can adopt a kind of non-magnet material as permanent magnet; When distance between the higher or inner adjacent sensing unit of the sensitivity of sensing means 5 was big, fixed body also can adopt a kind of permeability magnetic material or a kind of non-magnet material.Thus, the relative position between sensing sources parts 2 and the sensor unit 1 moves, and the condition sensing of each sensing means 5 in the sensor unit 1 is changed, and this different condition sensing concerns that with different separately logical combinations controlled unit 3 receives.
Preset the position signal of normal D, N, R and P shelves in the default unit of control unit 3, and gear positions transducing signal that is received and the normal gear signal that these preset carried out that logic is judged and handle: remove with the normal gear positions signal that presets when consistent, outwards export by control unit 3 and normally preset gear signal accordingly; To belonging to non-when presetting the disorderly signal of normal gear signal or gear, then be identified as diagnostic trouble code, and by the outside output control signals of forcing neutral gear N of control unit 3.
Be appreciated that in above-mentioned structure to be provided with in the form, change the number of sensing means 5 in the sensor unit 1 and/or change position, shape or the quantity of permanent magnet in the sensing sources parts 2, all can obtain different sensing composite signals.As required these signals are carried out pre-postpone in the default unit of control unit 3, can be according to different situations and needs, other all signals outside the presetting range are considered as trouble signal, all be added to be forced to the neutral gear output signal in, can also be noted by suitable memory device stores, use in order to maintenance.
Comprise said apparatus the utility model gear operating lever position-signal identification control device workflow relation as shown in Figure 9.
By above-mentioned sensing arrangement form being set can know and find out, it is not only simple in structure, and it can also be seen that by workflow shown in Figure 9 the output state that can not occur the same position transducing signal in normal operation can concern the gear race conditio that this is dangerous by simultaneously corresponding several different gears.On the other hand, the gear operating lever position transducer part appears in addition situation about all losing efficacy under, this method can be by polynary and preferentially made vehicle remain the effective status of neutral gear output, to guarantee the purpose of driving safety.For example, even short circuit appears in the power line of sensor cluster or fortuitous event such as open circuit, when the output that makes all the sensors spare all is identical " 1 " or " 0 ", also it can be handled as the non-fault category that has that presets, and force neutral gear control signal, thereby the driving safety hidden danger that the gear back of having avoided causing because of gear operating lever sensing mechanism fault disorderly or out of control is brought to the master controller output safety.
By table 1, can with the gear output relation clearly understanding be arranged to the various sensings output compound modes in the sensing device that form is set shown in Figure 2: can obtain 8 composite signals altogether by the binary system principle by sensors A, three sensors of B, C, wherein 6 are assigned to the output signal of gear separately that presets by control unit 3, and two composite signals of the identical output state of all the sensors also are added in the neutral gear signal in the diagnostic trouble code mode by control unit 3.
This set form is applicable to that Parking signal P is not at the locational gear controller of gear operating lever, characteristics are simple in structure, fortuitous event such as open circuit short circuit appears or in the power line that can overcome sensor cluster effectively, but can't solve the fault because of one of them or two sensor failures.
The relation of table 1 transducing signal compound mode shown in Figure 2 and the output of gear control signal
| Location number among the figure | The sensor signal compound mode | The preset code classification | The output of gear control signal | |||
| A | B | C | ||||
| 31 | 1 | 0 | 0 | Normal sign indicating number | R | |
| 32 | 1 | 1 | 0 | N | ||
| 33 | 0 | 1 | 0 | D | ||
| 34 | 0 | 1 | 1 | 3 | ||
| 35 | 0 | 0 | 1 | 2 | ||
| 36 | 1 | 0 | 1 | 1 | ||
| 0 | 0 | 0 | Diagnostic | N | ||
| 1 | 1 | 1 | ||||
Shown in Figure 3 is realizes the form that is provided with of the another kind of gear operating lever position-signal sensing device of the utility model device, employing be structural type by four position transducer A, B, C, D and permanent magnet sensing sources parts 2 of spaced set.Wherein, the distance between the opposing end of the length of these sensing sources parts 2 and the magnetic transducing device 5 of two adjacent settings is consistent, so that sensing sources parts 2 can only be in the permanent magnet of condition sensing at most simultaneously simultaneously with two sensing meanss 5.Gear operating lever 2a moves to different positions, just can formation and sensors A, B, C, D between the various combination relation, and can obtain 7 position sensor signals that preset thus.Its various sensing output compound modes and gear output relation can further be understood by table 2: can obtain 16 composite signals by sensors A, B, C, four sensors of D altogether by the binary system principle, wherein 7 are assigned to separately gear output signal by control unit 3, and all the other two composite signals that comprise the identical output state of all the sensors also are added in the neutral gear output signal in the diagnostic trouble code mode by control unit 3.Compare with the mode of Fig. 2, Fig. 3 has increased the number of gear operating lever location recognition, and can realize the purpose of this utility model equally.
This set form is applicable to that Parking signal P places the locational gear controller of gear operating lever, and fortuitous event such as open circuit short circuit appears or in the power line that can overcome simultaneously sensor cluster effectively.Even any one in A, B, three sensing meanss of C, D, two or three, even after losing efficacy all, all can obtain a neutral gear signal.Sensor output after this inefficacy has three kinds of possibilities: the one, and output high level " 1 " after losing efficacy; The 2nd, when losing efficacy the back full low level of output " 0 "; Moreover be the output high-impedance state, when wherein exporting high-impedance state by the sensor output terminal and connect on draw or pull down resistor decides its level " 0 " or " 1 ".Under above-mentioned various conditions, by method of the present utility model, operating mechanism all can find a neutral position therein, even this neutral position is all not identical with original neutral position, also can be by handling under the common guidance that is arranged on the gear manipulation display device in the automobile instrument panel.Table 2 and table 3 show, is the neutral position of output " 0 " behind the sensor failure of any part; Table 4 shows is the lost efficacy neutral position of back output " 1 " of arbitrary position in any part or all sensors.
The relation of table 2 transducing signal compound mode shown in Figure 3 and the output of gear control signal
| Location number among the figure | The transducing signal compound mode | The preset code classification | The output of gear control signal | ||||
| A | B | C | D | ||||
| 41 | 1 | 0 | 0 | 0 | Normal sign indicating number | P | |
| 42 | 1 | 1 | 0 | 0 | R | ||
| 43 | 0 | 1 | 0 | 0 | N | ||
| 44 | 0 | 1 | 1 | 0 | D | ||
| 45 | 0 | 0 | 1 | 0 | 3 | ||
| 46 | 0 | 0 | 1 | 1 | 2 | ||
| 47 | 0 | 0 | 0 | 1 | 1 | ||
| 0 | 0 | 0 | 0 | Diagnostic | N | ||
| 1 | 1 | 1 | 1 | ||||
| 1 | 1 | 1 | 0 | ||||
| 0 | 1 | 1 | 1 | ||||
| 1 | 0 | 1 | 1 | ||||
| 1 | 1 | 0 | 1 | ||||
| 1 | 0 | 0 | 1 | ||||
| 1 | 0 | 1 | 0 | ||||
| 0 | 1 | 0 | 1 | ||||
Similar effects can realize equally by the form that is provided with of Fig. 5.Fig. 5 is on the basis of Fig. 3, a same permanent magnet and four sensing units of adopting, difference has been to increase the length of permanent magnet, and it is satisfied in 4 sensing units can only have 3 whiles at most by the condition of sensing, and its input and output condition and Fig. 3 are described similar.Repeat no more in this.
Shown in Figure 4 is has increased another gear operating lever position-signal sensing device of automatic/hand throw over switch in above-mentioned being provided with in the form structure is provided with form, sensor unit 1 and permanent magnet sensing sources parts 2 of forming by three position transducer A, B, C of adopting, and the form of the COMM communication 2d of an expression automatic/hand maneuverability pattern, can obtain 6 different preset position transducing signals.Wherein, gear operating lever 2a moves to different positions, can form the various combination relation between sensors A, B, the C; These combination relations further can be changed by the COMM communication 2d of an expression automatic/hand maneuverability pattern, thereby can obtain the gear output form of two kinds of maneuverability patterns of corresponding automatic/hand by control unit 3.
Shown in the table 5 is that Fig. 4 is provided with various sensing output compound modes and the gear output relation in the form.As can be seen: for strengthening the Security of actuated position identification, after wherein having included 2d in Identification-Safety Range equally, press the binary system principle by three sensors A, B, C and 2d, can obtain 16 composite signals altogether, wherein 6 by control unit 3 by preset dispense to separately gear output signal, all the other transducing signals that comprise two composite signals of the identical output state of all the sensors all are added in the neutral gear signal in the diagnostic trouble code mode by control unit 3.Compare with above-mentioned dual mode, Fig. 4 has increased the actuated position identification of automatic/hand operating pattern, equally also can realize the purpose of the utility model device.
Be appreciated that, adopt above-mentioned other sensing device in addition that form is set, equally also can realize that the output state of avoiding fully in normal operation the same position transducing signal occurring can concern the gear race conditio that this is dangerous by simultaneously corresponding several different gears according to the purpose of this utility model; The gear operating lever position transducer part appears in addition situation about all losing efficacy under, these methods also can have been guaranteed the Security of travelling by polynary and preferentially made vehicle remain the effective status of neutral gear output.
Fig. 6 is the electrical schematic diagram of a kind of control unit with the composite door circuit form in the utility model device.For example adopting the form that is provided with as shown in Figure 2 by three magnetic transducing devices, can be by a kind of control unit of composite door circuit form, to realize a kind of circuit structure of output relation as shown in table 1.As seen from Figure 6: 71～76 have specified the unique effective status of A, B, C in the sensor unit 1, all not in these effective status scopes, output be " 1 " or full during for " 0 " entirely as A, B, C, by the 77 and 78 outside neutral gear signals of exporting a stack.
Fig. 7 is the electrical schematic diagram of the control unit of a kind of intergrated circuit form in the utility model device.For example adopting the form that is provided with as shown in Figure 3 by four magnetic transducing devices, can be main mode with a kind of four～16 decoder intergrated circuit, to realize a kind of circuit structure of output relation shown in table 2～table 4, as the intergrated circuit of forms such as CMOS4514 or TTL74154.As seen from Figure 7: four～16 decoders have been specified the unique effective status of A, B, C, D in the sensor unit 1, and are all not in these effective status scopes, outwards export the neutral gear signal of a stack by 81 and 82.
Fig. 8 is the circuit structure that adopts another kind of intergrated circuit form control unit in the utility model device, what adopt is intergrated circuit as forms such as PLD, its input end has and draws on the inside or pull down resistor, it is to have cancelled the R81-R84 external pull-up resistor on Fig. 7 basis, and working principle is identical with the circuit of Fig. 7.
In person in electronics, realize control output relation as table 1, table 2 and table 5, the circuit structure form of other multiple realization can also be arranged.For example, among Fig. 6 adopted with door or door and not gate, can constitute by discrete element such as transistor, these disclose in relevant document.In addition, the circuit of Fig. 6 also can adopt a kind of as CMOS4028,4051 or TTL7442, selectors such as 7425 or decoder intergrated circuit and correspondent peripheral circuit realize; Four～16 decoders shown in Fig. 7 and Fig. 8 also can adopt composite door circuit structure form as shown in Figure 6 to replace.In addition, use programming device such as single-chip microcomputer, PLD device etc., can reach the purpose of this utility model equally as realizing related control unit in the utility model said apparatus.
Therefore, the above embodiments should be interpreted as it is restriction to the utility model subject area.Do not breaking away from and changing under the above-mentioned technological thought situation of the utility model, replacement or change according to the ordinary skill knowledge and/or the customary means of related domain are made various ways equally all belong within the scope of the present utility model.
Situation during the part or all of sensor failure output of table 3 " 0 "
| Fault sensor | Operating handle neutral position figure number | Code | The code classification | Remarks |
| A | 41 | 0000 | Diagnostic trouble code | |
| B | 43 | 0000 | Diagnostic trouble code | Former neutral position |
| C | 43 | 0100 | Normal sign indicating number | Former neutral position |
| 45 | 0000 | Diagnostic trouble code | ||
| D | 43 | 0100 | Normal sign indicating number | Former neutral position |
| 47 | 0000 | Diagnostic trouble code | ||
| AB | 41 | 0000 | Diagnostic trouble code | |
| 42 | 0000 | |||
| 43 | 0000 | Former neutral position | ||
| BC | 43 | 0000 | Diagnostic trouble code | Former neutral position |
| 44 | 0000 | |||
| 45 | 0000 | |||
| CD | 43 | 0100 | Normal sign indicating number | Former neutral position |
| 44 | 0000 | Diagnostic trouble code | ||
| 45 | 0000 | |||
| 46 | 0000 | |||
| 47 | 0000 | |||
| DA | 41 | 0000 | Diagnostic trouble code | |
| 42 | 0100 | Normal sign indicating number | ||
| 43 | 0100 | Former neutral position | ||
| 47 | 0000 | Diagnostic trouble code | ||
| ABC | 41 | 0000 | Diagnostic trouble code | |
| 42 | 0000 | |||
| 43 | 0000 | Former neutral position | ||
| 44 | 0000 | |||
| 45 | 0000 | |||
| BCD | 43 | 0000 | Diagnostic trouble code | Former neutral position |
| 44 | 0000 | |||
| 45 | 0000 | |||
| 46 | 0000 | |||
| 47 | 0000 | |||
| CDA | 41 | 0000 | Diagnostic trouble code | |
| 42 | 0100 | Normal sign indicating number | ||
| 43 | 0100 | Former neutral position | ||
| 44 | 0100 | |||
| 45 | 0000 | Diagnostic trouble code | ||
| 46 | 0000 | |||
| 47 | 0000 | |||
| DAB | 41 | 0000 | Diagnostic trouble code | |
| 42 | 0000 | |||
| 43 | 0000 | |||
| 47 | 0000 | |||
| ABCD | 41～47 | 0000 | Diagnostic trouble code | All stick positions |
Situation when table 4 part and all sensors lost efficacy output " 1 "
| Fault sensor | Operating handle neutral position figure number | Code | The code classification | Remarks |
| A | 44 | 1110 | Diagnostic trouble code | |
| 45 | 1010 | |||
| 46 | 1011 | |||
| 47 | 1001 | |||
| B | 43 | 0100 | Normal sign indicating number | Former neutral position |
| 46 | 0111 | Diagnostic trouble code | ||
| 47 | 0101 | |||
| C | 41 | 1010 | Diagnostic trouble code | |
| 42 | 1110 | |||
| D | 41 | 1001 | Diagnostic trouble code | |
| 42 | 1101 | |||
| 43 | 0101 | Former neutral position | ||
| 44 | 0111 | |||
| AB | 44 | 1110 | Diagnostic trouble code | |
| 45 | 1110 | |||
| 46 | 1111 | |||
| 47 | 1101 | |||
| BC | 41 | 1110 | Diagnostic trouble code | |
| 42 | 1110 | |||
| 46 | 0111 | |||
| 47 | 0111 | |||
| CD | 41 | 1011 | Diagnostic trouble code | |
| 42 | 1111 | |||
| 43 | 0111 | Former neutral position | ||
| 44 | 0111 | |||
| DA | 41 | 1001 | Diagnostic trouble code | |
| 42 | 1101 | |||
| 43 | 1101 | Former neutral position | ||
| 44 | 1111 | |||
| 45 | 1011 | |||
| 46 | 1011 | |||
| 47 | 1001 | |||
| ABC | 41～45 | 1110 | Diagnostic trouble code | All stick positions |
| 46～47 | 1111 | |||
| BCD | 41～42 | 1111 | Diagnostic trouble code | All stick positions |
| 43～47 | 0111 | |||
| CDA | 41 | 1011 | Diagnostic trouble code | All stick positions |
| 42～44 | 1111 | |||
| 45～47 | 1011 | |||
| DAB | 41～43 | 1101 | Diagnostic trouble code | All stick positions |
| 44～46 | 1111 | |||
| 47 | 1101 | |||
| ABCD | 41～47 | 1111 | Diagnostic trouble code | All stick positions |
The relation of table 5 transducing signal compound mode shown in Figure 4 and the output of gear control signal
| Figure number | Sensor output | The automatic/hand conversion | The sign indicating number classification | Gear output | |||
| A | B | C | 2d | ||||
| 51 | 1 | 0 | 0 | 0 | Normal sign indicating number | P | |
| 52 | 1 | 1 | 0 | 0 | R | ||
| 53 | 0 | 1 | 0 | 0 | N | ||
| 54 | 0 | 1 | 1 | 0 | D | ||
| 55 | 0 | 1 | 0 | 1 | M+ | ||
| 56 | 0 | 0 | 1 | 1 | M- | ||
| 0 | 0 | 0 | 0 | Diagnostic | N | ||
| 1 | 1 | 1 | 1 | ||||
| 1 | 1 | 0 | 1 | ||||
| 1 | 1 | 1 | 0 | ||||
| 0 | 1 | 1 | 1 | ||||
| 1 | 0 | 1 | 1 | ||||
| 1 | 1 | 0 | 0 | ||||
| 1 | 0 | 0 | 1 | ||||
| 1 | 0 | 1 | 0 | ||||
| 0 | 0 | 1 | 0 | ||||
Claims (10)
1. the identification control device of gear operating lever position-signal, comprise by at least can be at forward gears (D), neutral gear (N), move between reverse gear (R) and Parking shelves (P) with the gear operating lever (2a) of change driving states with at the gear operating lever position-signal sensing unit that matches with it between the position, and be attached thereto the processing unit that is used for the gear operating lever position-signal that is obtained, it is characterized in that the gear operating lever position-signal sensing unit adopts by gear operating lever (2a) and the magnetic transducing device between the position of matching with it, processing unit to the gear operating lever position-signal that obtained is a logical operation circuit, to the gear operating lever position-signal and normal forward gears (D) that is obtained, neutral gear (N), after reverse gear (R) and Parking shelves (P) useful signal carry out the logical operation judgement, consistent with the active position signal, through the effective gear signal of control unit (3) to gear operating mechanism output correspondence; Inconsistent with the active position signal, preferentially force to export the control signal that is converted to neutral position through control unit (3) to the gear operating mechanism.
2. the identification control device of gear operating lever position-signal as claimed in claim 1, it is characterized in that said magnetic transducing device is by being provided with some magnetic sensing meanss (5) in the spacing mode of locating in magnetic sensor units (1) with the magnetic sensor units (1) that is provided with in synchronization-moving permanent-magnet structure body of gear operating lever (2a) (2) and the sensing scope on its movement direction.
3. the identification control device of gear operating lever position-signal as claimed in claim 2, it is characterized in that said magnetic transducing device (5) is three that are provided with in equidistant mode in magnetic sensor units (1), permanent-magnet structure body (2) is at most only permission and two magnetic transducing devices (5) are in the magnet structures of condition sensing simultaneously.
4. the identification control device of gear operating lever position-signal as claimed in claim 3, it is characterized in that the long and short two permanent magnet (2b of said permanent-magnet structure body (2) for connecting through fixed body (2f), assemblying body form 2c), wherein the length of fixed body (2f) and longer permanent magnet (2b) respectively and the distance between the opposing end of two magnetic transducing devices (5) of adjacent setting adapt, the spacing between the abutting end of two magnetic transducing devices (5) of the length of shorter permanent magnet (2c) and adjacent setting adapts.
5. the identification control device of gear operating lever position-signal as claimed in claim 2, it is characterized in that said magnetic transducing device (5) in magnetic sensor units (1) with at least four of spaced set, the length of permanent-magnet structure body (2) at least and the distance between the opposing end of the magnetic transducing device (5) of two adjacent settings adapt.
6. the identification control device of gear operating lever position-signal as claimed in claim 5, it is characterized in that said magnetic transducing device (5) in magnetic sensor units (1) with four of spaced set, the length of permanent-magnet structure body (2) for and the opposing end of the magnetic transducing device (5) of two adjacent settings between distance adapt.
7. the identification control device of gear operating lever position-signal as claimed in claim 1 is characterized in that being provided with the diverter switch (2d) that is used for automatic/hand control between the magnetic transducing device at the said gear operating lever (2a) and the position of matching with it.
8. as the identification control device of the described gear operating lever position-signal of one of claim 1 to 7, it is characterized in that the circuit structure of said logical operation circuit for forming by the composite door circuit.
9. as the identification control device of the described gear operating lever position-signal of one of claim 1 to 7, it is characterized in that the circuit structure form of said logical operation circuit for forming by intergrated circuit and correspondent peripheral circuit.
10. as the identification control device of the described gear operating lever position-signal of one of claim 1 to 8, it is characterized in that said logical operation circuit is by default unit with judge that relatively arithmetic element forms, by judging that relatively arithmetic element is with the normal forward gears (D) that presets in the gear operating lever position-signal that obtained and the default unit, neutral gear (N), after reverse gear (R) and Parking shelves (P) useful signal carry out computing relatively, to with control unit (3) in default to preset the gear useful signal consistent, preset gear signal by control unit (3) accordingly to the output of gear operating mechanism; To belonging to non-when presetting the disorderly signal of normal gear useful signal or gear, preferentially force output to be converted to the control signal of neutral position (N) to the gear operating mechanism by control unit (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200344570U CN2799988Y (en) | 2005-06-10 | 2005-06-10 | Recognition and control device for shift control lever position signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200344570U CN2799988Y (en) | 2005-06-10 | 2005-06-10 | Recognition and control device for shift control lever position signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2799988Y true CN2799988Y (en) | 2006-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200344570U Expired - Fee Related CN2799988Y (en) | 2005-06-10 | 2005-06-10 | Recognition and control device for shift control lever position signal |
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| Country | Link |
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| CN (1) | CN2799988Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202171A (en) * | 2014-06-11 | 2015-12-30 | 现代自动车株式会社 | Device and Method for Driving Shift Lever |
| CN106556333A (en) * | 2015-09-25 | 2017-04-05 | 泰科电子(上海)有限公司 | Determine the method and sensing device of testee movement position |
| CN106898183A (en) * | 2015-12-21 | 2017-06-27 | 北京宣爱智能模拟技术股份有限公司 | A kind of automobile simulator gearshift and automobile simulator |
| CN107101654A (en) * | 2016-02-19 | 2017-08-29 | 大众汽车有限公司 | For the apparatus and method for the gear for detecting speed changer |
| CN106898183B (en) * | 2015-12-21 | 2019-07-16 | 北京宣爱智能模拟技术股份有限公司 | A kind of automobile simulator gearshift and automobile simulator |
| CN110770533A (en) * | 2017-06-14 | 2020-02-07 | 株式会社电装 | Position sensor |
-
2005
- 2005-06-10 CN CNU2005200344570U patent/CN2799988Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202171A (en) * | 2014-06-11 | 2015-12-30 | 现代自动车株式会社 | Device and Method for Driving Shift Lever |
| CN106556333A (en) * | 2015-09-25 | 2017-04-05 | 泰科电子(上海)有限公司 | Determine the method and sensing device of testee movement position |
| CN106898183A (en) * | 2015-12-21 | 2017-06-27 | 北京宣爱智能模拟技术股份有限公司 | A kind of automobile simulator gearshift and automobile simulator |
| CN106898183B (en) * | 2015-12-21 | 2019-07-16 | 北京宣爱智能模拟技术股份有限公司 | A kind of automobile simulator gearshift and automobile simulator |
| CN107101654A (en) * | 2016-02-19 | 2017-08-29 | 大众汽车有限公司 | For the apparatus and method for the gear for detecting speed changer |
| CN110770533A (en) * | 2017-06-14 | 2020-02-07 | 株式会社电装 | Position sensor |
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Correction item: Name|Address|Co-patentee Correct: Nanchang Zhengdao Technology Industries Co.,Ltd.|330039 north section of Qingshan Lake Road, Jiangxi, Nanchang False: Nanjing right way Technology Industry Co., Ltd.|330039 north section of Qingshan Lake Road, Jiangxi, Nanchang Number: 09 Volume: 26 |
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