CN103592928B - Based on the signal for turn harvester of CAN fieldbus, acquisition system and vehicle control system - Google Patents
Based on the signal for turn harvester of CAN fieldbus, acquisition system and vehicle control system Download PDFInfo
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Abstract
Signal for turn harvester based on CAN fieldbus provided by the invention, comprising: collection terminal, the detection module be connected with described collection terminal and the output terminal be connected with described detection module, and described output terminal is connected with CAN fieldbus by CAN node; Described collection terminal is also connected with signal for turn line, for receiving the signal that described signal for turn line sends; Wherein, one end of described signal for turn line connects turning command topworks, and the other end connects direction signal lamp; Described detection module is used for the signal from collection terminal received to carry out discriminatory analysis process, and when to obtain described signal be signal for turn in discriminatory analysis process, this signal for turn is then sent by CAN fieldbus by described output terminal.The present invention also provides a kind of signal for turn acquisition system based on CAN fieldbus and vehicle control system.Above-mentioned signal for turn harvester, acquisition system and vehicle control system accurately, timely can gather signal for turn.
Description
Technical field
The present invention relates to a kind of signal for turn harvester based on CAN fieldbus, acquisition system and vehicle control system.
Background technology
In the market a kind of fixing drainage pattern be there is no to some effective signals of vehicle, that have or even direct by artificially judging the whether bright foundation being used as judging of direction signal lamp.This judgment model is very original and fall behind, and there is larger erroneous judgement, also likely due to possibility that the damage thus cause of lamp cannot judge in real process.Except this judgment mode, also there is other detection judgment device on the market, but analyze according to the use feedback information in market, these detecting device all cannot really be accomplished absolutely accurately with effective.
Existing vehicle control system cannot be complete the relevant information to turn inside diameter carry out record, make user can not consult the record of turning at any time, make that the function of vehicle control system is comparatively single, user satisfaction and Experience Degree lower, and, if during vehicle generation traffic hazard, cannot check whether be the traffic hazard caused because of turn inside diameter, relevant evidence can not be provided.
Summary of the invention
The technical matters that the present invention mainly solves is to provide the signal for turn that a kind of signal for turn harvester based on CAN fieldbus, acquisition system and vehicle control system accurately and timely can collect vehicle, the system and the vehicle greater functionality that adopt this signal for turn harvester can be made further, improve satisfaction and the Experience Degree of user.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of signal for turn harvester based on CAN fieldbus, it is for gathering signal for turn, it comprises: collection terminal, the detection module be connected with described collection terminal and the output terminal be connected with described detection module, and described output terminal is connected with CAN fieldbus by CAN node; Described collection terminal is also connected with signal for turn line, for receiving the signal that described signal for turn line sends; Wherein, one end of described signal for turn line connects turning command topworks, and the other end connects direction signal lamp; Described detection module is used for the signal from collection terminal received to carry out discriminatory analysis process, and when to obtain described signal be signal for turn in discriminatory analysis process, this signal for turn is then sent by CAN fieldbus by described output terminal.
Wherein, described collection terminal is two and detects cable, it is connected with the ground wire of described signal for turn line and signal wire respectively, when the signal that described collection terminal collects is high level signal, described detection module then judges to have received signal for turn, when the signal that described collection terminal collects is low level signal, what described detection module then judged to receive is non-signal for turn or does not receive signal for turn.
Wherein, the signal received is carried out discriminatory analysis process by described detection module, when the signal that analyzing and processing obtains receiving is high level signal, then thinks that this signal received is signal for turn, and is sent by CAN fieldbus by signal for turn; When the signal that analyzing and processing obtains receiving is low level signal, then think that this signal received is for non-signal for turn or think and do not receive signal for turn.
Wherein, described detection module comprises resistance pressure-dividing network and A/D Acquisition Processor, when the signal that detection module receives is high level signal, stream is then fallen by described resistance pressure-dividing network in this high level signal mode by step-down carries out analyzing and processing to collection signal, and by A/D Acquisition Processor to carry out through resistance pressure-dividing network step-down fall stream process after signal carry out analog to digital conversion, to be converted to signal for turn, and by output terminal and CAN fieldbus, the signal for turn after conversion is sent.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of automotive turn signal acquisition system based on CAN fieldbus, comprise: speech reception module, for receiving the turning command that user is sent by voice, and this turning command is sent to central controller, described central controller is connected with described speech reception module, judge to identify this turning command as order or the order of turning right of turning left for the turning command received is carried out, also for after identifying turning command, send corresponding signal for turn to direction signal lamp and signal for turn harvester, described direction signal lamp comprises left turn signal lamp and right turn signal lamp, is connected with described central controller by signal for turn line, for receiving signal for turn that described central controller sends to show accordingly, described signal for turn harvester comprises collection terminal, the detection module be connected with described collection terminal and the output terminal be connected with described detection module, described output terminal is connected with described CAN fieldbus by CAN node, described collection terminal is connected described central controller with described signal for turn line parallel, for receiving signal for turn by signal for turn line, described detection module is used for the signal from collection terminal received to carry out discriminatory analysis process, when to obtain described signal be signal for turn in discriminatory analysis process, this signal for turn is then sent by CAN fieldbus by described output terminal.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts is: provide a kind of vehicle control system, comprising: turning command topworks, the central controller be connected with described turning command topworks, the direction signal lamp be connected with described central controller, with the signal for turn harvester of described direction signal lamp parallel connection, the bicycle recording apparatus that is connected with described signal for turn harvester; Described turning command topworks is for receiving the turning command of user so that this turning command is sent to described central controller; Described central controller is used for sending signal for turn according to the turning command received and shows to drive described direction signal lamp to direction signal lamp, also for sending signal for turn to signal for turn harvester according to turning command; The signal for turn that described signal for turn harvester receives the transmission of described central controller processes, and the signal for turn after process is sent to described bicycle recording apparatus, described signal for turn harvester is the signal for turn harvester described in above-mentioned any one; Described bicycle recording apparatus comprises timer, and described bicycle recording apparatus receives the time of this signal for turn for recording this signal for turn and record.
Wherein, described vehicle control system also comprises a GPS locating device be connected with described bicycle recording apparatus, and described GPS locating device is used for the traveling-position of vehicle to be sent to described bicycle recording apparatus in real time; Described bicycle recording apparatus record this signal for turn and receive this signal for turn time while also receive the traveling-position that described GPS locating device sends in real time, positional information during clearly to record temporal information that signal for turn occurs and to occur.
Wherein, described vehicle control system also comprises: the load measuring device be connected with described central controller and load-carrying suggestion device; This real-time load amount for measuring the real-time load amount of described vehicle, and is sent to described central controller by described load measuring device; Described central controller also for after receiving described real-time load amount, judge this real-time load amount whether close to or equal or exceed the maximum capacity amount of vehicle; When described central controller judge to obtain this real-time load amount close to or equal or exceed vehicle maximum capacity amount after and when receiving turning command, control described load-carrying suggestion device to point out, real-time load amount refers to close to maximum capacity amount and is less than maximum capacity amount and within this value being less than maximum capacity amount is 30% of maximum capacity amount.
Wherein, described load-carrying suggestion device comprises the sound prompt device and/or display reminding device that are connected with described central controller.
Wherein, described bicycle recording apparatus is also connected with described load measuring device, for the real-time load measured amount is sent to described bicycle recording apparatus.
The invention has the beneficial effects as follows: the situation being different from prior art, signal for turn harvester based on CAN fieldbus of the present invention, acquisition system and vehicle control system can collect the signal for turn of vehicle accurately, timely, make to adopt this signal for turn harvester, control system or vehicle to facilitate, real-time record signal for turn, make vehicle control system greater functionality further, more can promote satisfaction and the Experience Degree of user; Meanwhile, after generation traffic hazard, the root of traffic police's supervisory vehicle generation traffic hazard can be convenient to, provide real-time evidence during more driving.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of signal for turn harvester first embodiment that the present invention is based on CAN fieldbus.
Fig. 2 is the block scheme of automotive turn signal acquisition system first embodiment that the present invention is based on CAN fieldbus.
Fig. 3 is the block scheme of vehicle control system first embodiment of the present invention.
Fig. 4 is the block scheme of vehicle control system second embodiment of the present invention.
Fig. 5 is the block scheme of vehicle control system of the present invention 3rd embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, Fig. 1 is the structural representation of signal for turn harvester one embodiment that the present invention is based on CAN (ControllerAreaNetwork, controller local area network) fieldbus.The signal for turn harvester based on CAN fieldbus of the present embodiment, it is for gathering signal for turn, comprise: collection terminal 101, the detection module 102 be connected with described collection terminal 101 and the output terminal 103 be connected with described detection module 102, described output terminal 103 is connected with CAN fieldbus 105 by CAN node 104; Described collection terminal 101 is also connected with signal for turn line 106, for receiving the signal that described signal for turn line 106 sends; Wherein, the one end stating signal for turn line 106 connects turning command topworks (not shown), and the other end connects direction signal lamp 107; Described detection module 102 carries out discriminatory analysis process for the signal from collection terminal 101 that will receive, and when to obtain described signal be signal for turn in discriminatory analysis process, this signal for turn is sent by CAN fieldbus 105 by described output terminal 103.Wherein:
The signal for turn of the present embodiment, can refer to that user passes through to stir direction signal lamp handle and the signal for turn modulating signal that produces, also can refer to that user passes through to rotate bearing circle and the signal for turn that produces.Similarly, described turning command topworks can refer to direction signal lamp handle, also can refer to bearing circle.When described turning command topworks is direction signal lamp handle, after user stirs direction signal lamp handle, produce signal for turn to direction signal lamp 107, also this signal for turn is sent to described signal for turn harvester simultaneously.When described turning command topworks is bearing circle, when user rotate bearing circle to a certain extent time, this bearing circle will produce signal for turn to described direction signal lamp 107, meanwhile, also this signal for turn will be sent to described signal for turn harvester.In the present embodiment, the radian that bearing circle rotates can be preset, and the radian that bearing circle rotates can be preset by manufacturer when vehicle release, or is preset by the continuous debugging of user.Further, described turning command topworks is connected with described direction signal lamp 107 by signal for turn line 106, described signal for turn line 106 comprises a signal wire and a ground wire, and wherein, described signal wire transmission+24V power supply signal is to described direction signal lamp 107.Should be appreciated that above-mentioned by means of only one or two example suitable exemplify out signal for turn be how to produce more clearly understand each technology point of the present invention to facilitate.In various embodiments, described signal for turn is obtained by other different modes, and such as signal wire can also transmit+12V power supply signal to described direction signal lamp 107, and therefore, transmission signal for turn here can be understood to transmit high level signal; When not producing signal for turn, then can be understood as and transmit 0V power supply signal or low level signal.In further embodiments, can also produce other simulating signal, it is not limited to level signal.
The output terminal 103 that described signal for turn harvester comprises collection terminal 101, the detection module 102 be connected with collection terminal 101 and is connected with described detection module 102.Wherein: described collection terminal 101 is connected with described signal for turn line 106, mode in parallel is adopted to be connected to described turning command topworks with described direction signal lamp 107.Particularly, described collection terminal 101 is red, black two cables, and red line is connected with the signal wire in described signal for turn line 106, and black line is connected with the ground wire of described signal for turn line 106.In the present embodiment, when turning command topworks sends signal for turn, signal wire produces+24V power supply signal to described direction signal lamp 107, and direction signal lamp 107 shows according to this+24V power supply signal; Meanwhile, described collection terminal 101 also receives this+24V power supply signal, and this+24V power supply signal is sent to detection module 102 carry out judgement detect.When described collection terminal 101 does not collect+24V power supply signal or the signal collected be 0V, namely represent that described turning command topworks does not send the order of signal for turn.
Should be appreciated that in other embodiments, collection terminal 101 can also obtain signal for turn by other means, such as: can detect the action of turning command topworks by sensor or obtain signal for turn by other forms of mode.
The signal received is carried out discriminatory analysis process by described detection module 102, when the signal that analyzing and processing obtains receiving is the power supply signal of+24V, then think that this signal received is signal for turn, and signal for turn is sent by CAN fieldbus 105; When the signal that analyzing and processing obtains receiving is the power supply signal of+0V, then think that this signal received is for non-signal for turn or think and do not receive signal for turn.Particularly:
Described detection module 102 comprises: resistance pressure-dividing network and A/D Acquisition Processor, when the signal that detection module 102 receives is for+24V power supply signal, stream is then fallen by described resistance pressure-dividing network in this+24V power supply signal mode by step-down carries out analyzing and processing to collection signal, and by A/D Acquisition Processor to carry out through resistance pressure-dividing network step-down fall stream process after signal carry out analog to digital conversion, to be converted to the signal for turn that CAN fieldbus 105 can identify, and by output terminal 103 and CAN fieldbus 105, the signal for turn after conversion is sent.Described detection module 102 is specially testing circuit, stream is fallen by its resistance pressure-dividing network in collected+24V power supply signal mode process by step-down is with to collected signal step-down with fall stream, analog/digital conversion is carried out by the A/D Acquisition Processor of 24 again through step-down and the signal after falling stream process, to be converted to useful signal for turn, and this signal for turn is sent by CAN communication mode.Although should be appreciated that the present embodiment detects power supply signal for example to set forth the present invention, the present invention is not limited in the scope that this embodiment is set forth.In other examples, the signal that described collection terminal 101 can also gather other is sent to detection module 102, whether the signal that the mode that is provided with in detection module 102 passes through carries out judging to collect is signal for turn, and then sent by CAN communication mode, just repeats no longer one by one herein.
The housing of the signal for turn harvester of the present embodiment adopts sealed plastic shell, can effective waterproof and dust-proof at shell, meets IP67 grade; When being installed on vehicle, adopting band to be fixed in CAN fieldbus by signal for turn harvester, ensure that it is fixed on CAN fieldbus reliably.Certainly, in various embodiments, the form of described signal for turn harvester can also have other different changes, repeats no longer one by one herein.
The embodiment of the present invention, by signal for turn harvester is carried out in parallel with signal for turn line, by CAN node and CAN fieldbus, the signal for turn collected is sent again, accurately, the collection of signal for turn is carried out timely, other devices or the system of being convenient to vehicle carry out processing, using or record, and user can be facilitated further to use this signal for turn.
Refer to Fig. 2, Fig. 2 is the block scheme of automotive turn signal acquisition system first embodiment that the present invention is based on CAN fieldbus.The automotive turn signal acquisition system based on CAN fieldbus of the present embodiment comprises signal for turn harvester 201, direction signal lamp 202, central controller 203 and speech reception module 204.Wherein: the signal for turn harvester 201 of the present embodiment comprises collection terminal equally, the detection module be connected with described collection terminal and the output terminal (not shown) be connected with described detection module, similarly, described output terminal is connected (not shown) by CAN node with CAN fieldbus, the difference of the present embodiment above-described embodiment is: described collection terminal and direction signal lamp 202 by signal for turn line to be connected in parallel in central controller 203, described central controller 203 connects described speech reception module 204, this turning command is sent to described central controller 203 for receiving user by the turning command of phonetic entry by described speech reception module 204, such as: user can be sent " left-hand bend " by voice, " left-hand rotation ", " to turn left " etc. the inputting signal turned left, " right-hand bend ", " right-hand rotation ", " turning right " etc. can be sent to input right turn signal by voice, also or user can also by setting special sound represent left turn signal, right turn signal etc.After speech reception module 204 receives the left-hand bend or right turn signal that user sends, this signal is sent to central controller 203, and central controller 203 carries out judgement identifying processing to this signal for turn, to carry out the identification of signal for turn; Corresponding signal for turn is sent to direction signal lamp 202 and signal for turn harvester 201 after identification; Described direction signal lamp 202 comprises left turn signal lamp and right turn signal lamp, and when described direction signal lamp 202 receives signal for turn, corresponding direction signal lamp 202 shows; When described signal for turn harvester 201 receives corresponding signal for turn, carry out analyzing and processing to be sent by CAN node and CAN fieldbus again, the mode that described signal for turn harvester 201 processes is identical with the first embodiment or similar, just repeats no longer one by one herein.
The embodiment of the present invention, automotive turn signal acquisition system based on CAN fieldbus passes through the cooperation continuously of speech reception module, central controller and signal for turn harvester, make user can be carried out the input of turning command by the voice of setting, central controller sends corresponding signal for turn by the input of voice command, make more convenient more real-time the carrying out of vehicle turn further, make to adopt the user satisfaction of the vehicle of this automotive turn signal acquisition system and Experience Degree higher.
Refer to Fig. 3, Fig. 3 is the block scheme of vehicle control system first embodiment of the present invention.The vehicle control system of the present embodiment comprises: turning command topworks 301, the central controller 302 be connected with described turning command topworks 301, the direction signal lamp 303 be connected with described central controller 302, with the signal for turn harvester 304 of described direction signal lamp 303 parallel connection, the bicycle recording apparatus 305 that is connected with described signal for turn harvester 304.Wherein:
Described turning command topworks 301 is for receiving the turning command of user to send turning command to described central controller 302; Wherein, described turning command topworks 301 can be bearing circle in above-described embodiment, direction signal lamp handle or the above-mentioned speech reception module for receiving the turning command that user is sent by voice etc.
Described central controller 302 shows to drive described direction signal lamp 303 to direction signal lamp 303 for sending signal for turn according to the turning command received, also for sending signal for turn to signal for turn harvester 304 according to turning command; Wherein, described direction signal lamp 303 comprises left turn signal lamp and right turn signal lamp, when the signal for turn that described central controller 302 sends is left turn signal, described left turn signal lamp then shows, when the signal for turn that described central controller 302 sends is right turn signal, described right turn signal lamp then shows.
The signal for turn that described signal for turn harvester 304 receives the transmission of described central controller 302 processes, and the signal for turn after process is sent to described bicycle recording apparatus 305, the output terminal that described signal for turn harvester 304 comprises collection terminal, the detection module be connected with described collection terminal and is connected with described detection module, described output terminal is connected with CAN fieldbus by CAN node; Described collection terminal is also connected with signal for turn line, for receiving the signal that described signal for turn line sends; Described detection module is used for the signal from collection terminal received to carry out discriminatory analysis process, and when to obtain described signal be signal for turn in discriminatory analysis process, this signal for turn is then sent by CAN fieldbus by described output terminal.Wherein:
Described collection terminal is red, black two cables, and red line is connected with the signal wire in signal for turn, and black line is connected with the ground wire of described signal for turn line.When turning command topworks 301 sends signal for turn, signal wire produces+24V power supply signal to described direction signal lamp 303, and direction signal lamp 303 shows according to this+24V power supply signal; Meanwhile, described collection terminal also receives this+24V power supply signal, and this+24V power supply signal is sent to detection module carry out judgement detect.When described collection terminal does not collect+24V power supply signal or the signal collected be 0V, namely represent that described turning command topworks 301 does not send the order of signal for turn.
The signal received is carried out discriminatory analysis process by described detection module, when the signal that analyzing and processing obtains receiving is the power supply signal of+24V, then thinks that this signal received is signal for turn, and is sent by CAN fieldbus by signal for turn; When the signal that analyzing and processing obtains receiving is the power supply signal of+0V, then think that this signal received is for non-signal for turn or think and do not receive signal for turn.Particularly:
Described detection module comprises resistance pressure-dividing network and A/D Acquisition Processor, when the signal that detection module receives is for+24V power supply signal, stream is then fallen by described resistance pressure-dividing network in this+24V power supply signal mode by step-down carries out analyzing and processing to collection signal, and by A/D Acquisition Processor to carry out through resistance pressure-dividing network step-down fall stream process after signal carry out analog to digital conversion, to be converted to the signal for turn that CAN fieldbus can identify, and by output terminal and CAN fieldbus, the signal for turn after conversion is sent.Described detection module is specially testing circuit, stream is fallen by its resistance pressure-dividing network in collected+24V power supply signal mode process by step-down is with to collected signal step-down with fall stream, analog/digital conversion is carried out by the A/D Acquisition Processor of 24 again through step-down and the signal after falling stream process, to be converted to useful signal for turn, and this signal for turn is sent by CAN communication mode.Although should be appreciated that the present embodiment detects power supply signal for signal for turn is to set forth the present invention, the present invention is not limited in the scope that this embodiment is set forth.In other examples, the signal that described collection terminal can also gather other as signal for turn to be sent to detection module, the mode of setting in detection module passes through carries out the signal that judges to collect whether as signal for turn, and then sent by CAN communication mode, just repeat no longer one by one herein, and in the present embodiment, structure or the function of described signal for turn harvester 304 and the signal for turn harvester 304 in above-described embodiment are identical or similar, just repeat no longer one by one herein.
Described bicycle recording apparatus 305 comprises timer, and described bicycle recording apparatus 305 receives the time of each signal for turn for recording each signal for turn and record.Wherein: described bicycle recording apparatus 305 can be also have the device of memory function and real time record function or driving recording instrument etc., during for occurring to turn at vehicle, record is carried out to the time of the record of turning and turning, after carrying out checking or work as vehicle to facilitate user accidents happened, carry out supervisory to vehicle, to provide some real-time evidences during driving more easily.
The embodiment of the present invention, vehicle control system is by the cooperation continuously of signal for turn harvester, bicycle recording apparatus, central controller etc., make to adopt the vehicle of this control system to facilitate, real-time record signal for turn, signal for turn occur time, make vehicle control system greater functionality, more can promote satisfaction and the Experience Degree of user; Meanwhile, after generation traffic hazard, the root of traffic police's supervisory vehicle generation traffic hazard can be convenient to, provide real-time evidence during more driving.
Refer to Fig. 4, Fig. 4 is the block scheme of vehicle control system second embodiment of the present invention.The vehicle control system of the present embodiment comprises and vehicle control system first example structure or the same or analogous turning command topworks of function, central controller, direction signal lamp, signal for turn harvester and bicycle recording apparatus.Wherein: the present embodiment also comprises GPS locating device 406, described GPS locating device 406 is connected with drive recorder, for the traveling-position of vehicle is sent to described bicycle recording apparatus in real time; Described bicycle recording apparatus record this signal for turn and receive this signal for turn time while also receive the traveling-position that described GPS locating device 406 sends in real time, positional information during clearly to record temporal information that signal for turn occurs and to occur.
Particularly, described GPS locating device 406 can be connected with central controller, and to obtain central controller announcement information, this announcement information is make it send the information of real time running position to bicycle recording apparatus; Or also can directly be connected with bicycle recording apparatus, the acquisition real time running position command sent by bicycle recording apparatus and real time running position is sent to described bicycle recording apparatus etc.Certainly, in various embodiments, different definition can be carried out to the action of bicycle recording apparatus in the real time running position that this GPS locating device 406 sends vehicle, as long as can make bicycle recording apparatus while getting each real-time signal for turn, the real time running position matched with this signal for turn that described GPS locating device 406 sends can be got.Meanwhile, the timer established of drive recorder inside record time of reception when receiving signal for turn, to make positional information when bicycle recording apparatus have recorded signal for turn, this signal for turn occurs temporal information and generation simultaneously.
The embodiment of the present invention, vehicle control system is by the cooperation continuously of signal for turn harvester, bicycle recording apparatus, GPS locating device and central controller etc., make to adopt the vehicle of this control system to facilitate, real-time record signal for turn, signal for turn occur time, signal for turn occur real time position, make vehicle control system greater functionality, more can promote satisfaction and the Experience Degree of user; Meanwhile, after generation traffic hazard, the root of traffic police's supervisory vehicle generation traffic hazard can be convenient to, provide real-time evidence during more driving.
Refer to Fig. 5, Fig. 5 is the block scheme of vehicle control system of the present invention 3rd embodiment.The vehicle control system of the present embodiment comprises and vehicle control system first example structure or the same or analogous turning command topworks of function, central controller, direction signal lamp, signal for turn harvester and bicycle recording apparatus, also comprise and vehicle control system second example structure or the same or analogous GPS locating device of function, wherein, also comprise: load measuring device 507 and load-carrying suggestion device 508.
Described load measuring device 507 is connected with described central controller, for the real-time load amount of measuring vehicle, and this real-time load amount is sent to described central controller; Wherein:
Described load measuring device 507 can adopt any one measurement mechanism on the market, such as can adopt the real-time load amount of gravity sensor or measuring vehicle by other means, and this real-time load amount is sent to central controller.
In the present embodiment, described central controller is also for receiving the real-time load amount that load measuring device 507 sends, and this real-time load amount and maximum bearing capacity default in it are carried out judgement comparison, when judge to obtain this real-time load amount close to or equal or exceed vehicle maximum capacity amount after and when receiving turning command, sending and controlling signal to load-carrying suggestion device 508 to point out.Be to be understood that, close can referring to mentioned here approximates maximum capacity amount and is less than maximum capacity amount, in other examples, real-time load amount can refer to close to maximum capacity amount and be less than maximum capacity amount and within this value being less than maximum capacity amount is 30% of maximum capacity amount.
Described load-carrying suggestion device 508 can be sound prompt device and/or display reminding device, and sound prompt device can be loudspeaker, earphone and/or bluetooth earphone; Described display reminding device can be display screen and/or LED etc.Described load-carrying suggestion device 508 receives the laggard lang sound of control signal or display reminding that described central controller sends, to play the effect of warning.
In the present embodiment, described load measuring device 507 is also connected with described bicycle recording apparatus, after load measuring device 507 detects the real-time load amount of vehicle, this real-time load amount is sent to bicycle recording apparatus, so that described this dead weight capacity of bicycle recording apparatus real time record, while making the positional information of described bicycle recording apparatus when the temporal information that record signal for turn, signal for turn occur and signal for turn occur further, the real-time load information that record load measuring device 507 is measured.
The embodiment of the present invention, vehicle control system is by the cooperation continuously of signal for turn harvester, bicycle recording apparatus, GPS locating device, load measuring device and central controller etc., make to adopt the vehicle of this control system to facilitate, real time position that time that real-time record signal for turn, signal for turn occur, signal for turn occur and the real-time load amount information of vehicle, make vehicle control system greater functionality, more can promote satisfaction and the Experience Degree of user; More importantly, can after generation traffic hazard, being convenient to the root of traffic police's supervisory vehicle generation traffic hazard, vehicle rollover or other traffic hazards etc. that whether ratio causes because of turning while overload of vehicle, providing real-time evidence during more driving.
Above-mentioned any embodiment all can be applicable in vehicle, and described vehicle refers to motor vehicle and bicycle, and the solution of the present invention mainly applies in motor vehicle.
These are only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1., based on a signal for turn harvester for CAN fieldbus, it, for gathering signal for turn, is characterized in that, comprising:
Collection terminal, the detection module be connected with described collection terminal and the output terminal be connected with described detection module, described output terminal is connected with CAN fieldbus by CAN node;
Described collection terminal is also connected with signal for turn line, for receiving the signal that described signal for turn line sends; Wherein, one end of described signal for turn line connects turning command topworks, and the other end connects direction signal lamp;
Described detection module is used for the signal from collection terminal received to carry out discriminatory analysis process, and when to obtain described signal be signal for turn in discriminatory analysis process, this signal for turn is then sent by CAN fieldbus by described output terminal.
2. as claimed in claim 1 based on the signal for turn harvester of CAN fieldbus, it is characterized in that: described collection terminal is two and detects cable, it is connected with the ground wire of described signal for turn line and signal wire respectively, when the signal that described collection terminal collects is high level signal, described detection module then judges to have received signal for turn, when the signal that described collection terminal collects is low level signal, what described detection module then judged to receive is non-signal for turn or does not receive signal for turn.
3. as claimed in claim 2 based on the signal for turn harvester of CAN fieldbus, it is characterized in that: the signal received is carried out discriminatory analysis process by described detection module, when the signal that analyzing and processing obtains receiving is high level signal, then think that this signal received is signal for turn, and signal for turn is sent by CAN fieldbus; When the signal that analyzing and processing obtains receiving is low level signal, then think that this signal received is for non-signal for turn or think and do not receive signal for turn.
4. as claimed in claim 3 based on the signal for turn harvester of CAN fieldbus, it is characterized in that: described detection module comprises resistance pressure-dividing network and A/D Acquisition Processor, when the signal that detection module receives is high level signal, stream is then fallen by described resistance pressure-dividing network in this high level signal mode by step-down carries out analyzing and processing to collection signal, and by A/D Acquisition Processor to carry out through resistance pressure-dividing network step-down fall stream process after signal carry out analog to digital conversion, to be converted to signal for turn, and by output terminal and CAN fieldbus, the signal for turn after conversion is sent.
5., based on an automotive turn signal acquisition system for CAN fieldbus, it is characterized in that, comprising:
Speech reception module, for receiving the turning command that user is sent by voice, and is sent to central controller by this turning command;
Described central controller is connected with described speech reception module, judge to identify this turning command as order or the order of turning right of turning left for the turning command received is carried out, also for after identifying turning command, send corresponding signal for turn to direction signal lamp and signal for turn harvester;
Described direction signal lamp comprises left turn signal lamp and right turn signal lamp, is connected with described central controller by signal for turn line, for receiving signal for turn that described central controller sends to show accordingly;
Described signal for turn harvester comprises collection terminal, the detection module be connected with described collection terminal and the output terminal be connected with described detection module, described output terminal is connected with described CAN fieldbus by CAN node, described collection terminal is connected described central controller with described signal for turn line parallel, for receiving signal for turn by signal for turn line, described detection module is used for the signal from collection terminal received to carry out discriminatory analysis process, when to obtain described signal be signal for turn in discriminatory analysis process, this signal for turn is then sent by CAN fieldbus by described output terminal.
6. a vehicle control system, is characterized in that, comprising:
Turning command topworks, the central controller be connected with described turning command topworks, the direction signal lamp be connected with described central controller, with the signal for turn harvester of described direction signal lamp parallel connection, the bicycle recording apparatus that is connected with described signal for turn harvester;
Described turning command topworks is for receiving the turning command of user so that this turning command is sent to described central controller;
Described central controller is used for sending signal for turn according to the turning command received and shows to drive described direction signal lamp to direction signal lamp, also for sending signal for turn to signal for turn harvester according to turning command;
The signal for turn that described signal for turn harvester receives the transmission of described central controller processes, and the signal for turn after process is sent to described bicycle recording apparatus, the signal for turn harvester of described signal for turn harvester any one of the claims 1 to 5 described in claim;
Described bicycle recording apparatus comprises timer, and described bicycle recording apparatus receives the time of this signal for turn for recording this signal for turn and record.
7. vehicle control system as claimed in claim 6, is characterized in that: also comprise the GPS locating device be connected with described bicycle recording apparatus, and described GPS locating device is used for the traveling-position of vehicle to be sent to described bicycle recording apparatus in real time; Described bicycle recording apparatus record this signal for turn and receive this signal for turn time while also receive the traveling-position that described GPS locating device sends in real time, positional information during clearly to record temporal information that signal for turn occurs and to occur.
8. vehicle control system as claimed in claim 7, is characterized in that, also comprise:
The load measuring device be connected with described central controller and load-carrying suggestion device;
This real-time load amount for measuring the real-time load amount of described vehicle, and is sent to described central controller by described load measuring device;
Described central controller also for after receiving described real-time load amount, judge this real-time load amount whether close to or equal or exceed the maximum capacity amount of vehicle; When described central controller judge to obtain this real-time load amount close to or equal or exceed vehicle maximum capacity amount after and when receiving turning command, control described load-carrying suggestion device to point out, real-time load amount refers to close to maximum capacity amount and is less than maximum capacity amount and within this value being less than maximum capacity amount is 30% of maximum capacity amount.
9. vehicle control system as claimed in claim 8, is characterized in that: described load-carrying suggestion device comprises the sound prompt device and/or display reminding device that are connected with described central controller.
10. vehicle control system as claimed in claim 8, is characterized in that: described bicycle recording apparatus is also connected with described load measuring device, for the real-time load measured amount is sent to described bicycle recording apparatus.
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| CN201310608704.2A CN103592928B (en) | 2013-11-25 | 2013-11-25 | Based on the signal for turn harvester of CAN fieldbus, acquisition system and vehicle control system |
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| CN201310608704.2A CN103592928B (en) | 2013-11-25 | 2013-11-25 | Based on the signal for turn harvester of CAN fieldbus, acquisition system and vehicle control system |
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