Background technology
Vehicle footstep device is mounted on the chassis below car door and gets on or off the bus for people.The control circuit of the foot-treadle device in correlation technique is directly integrated in the control system of vehicle, in other words, the control signal of the control circuit of foot-treadle device is linked in CAN (ControllerAreaNetwork, the controller local area network) bus of vehicle.
In correlation technique, the control circuit of foot-treadle device is integrated in the bus of vehicle.But based on the consideration of maintaining secrecy to vehicle technology, many Rail car manufacture chambers of commerce set secrecy provision, to refuse the access of external signal of communication to the communication system of vehicle.The control signal of foot-treadle device cannot access in the bus of vehicle thus, cannot installation foot device with pedal.In addition, be integrated in the bus of vehicle by the control circuit of foot-treadle device, need to transform vehicle bus, cost is high, complicated operation, and may affect the reliability of vehicle, produces potential safety hazard.
The present invention is intended to one of solve the problems of the technologies described above at least to a certain extent.For this reason, one object of the present invention is to propose a kind of vehicle, and this vehicle has foot-treadle device, and foot-treadle device can control separately.
Another object of the present invention is to propose a kind of foot-treadle device for vehicle.
The vehicle of first aspect present invention embodiment comprises: car body; Car door, described car door is located on described car body between an open position and a closed movably; Stretcher, described stretcher is located at movably on described car body between extended position and retracted position; Actuator, described actuator is connected to drive described stretcher to move between described extended position and described retracted position with described stretcher; For obtaining the onboard diagnostic system of the status information of described car door, described onboard diagnostic system is located on described car body, and described onboard diagnostic system has interface; The vehicle data stream read module of status information for reading, described in coding encrypting, described vehicle data stream read module is connected with described interface; For launching the projector of described status information, described projector is connected with described vehicle data stream read module; Receptor, described receptor and described projector communicate to connect so that from described transmitter receipt, described status information of decoding; And controller, described controller is connected with described actuator and described receptor to drive described stretcher to move between described extended position and described retracted position according to described status information.
Have according to the vehicle of the embodiment of the present invention and be convenient to that user gets on or off the bus, the advantage such as easy to use, and the foot-treadle device of vehicle can control separately.
In addition, vehicle according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described onboard diagnostic system is located in the operator's compartment of described car body, and described projector to be located on described car body and contiguous described car door, and described receptor and described controller are located in the machinery space of described car body.
According to one embodiment of present invention, described receptor is connected with described projector radio communication.
According to one embodiment of present invention, described receptor and described controller become one.
According to one embodiment of present invention, described vehicle comprises further: Vehicular accumulator cell, and described Vehicular accumulator cell is electrically connected to power to described receptor and described controller with described receptor and described controller.
According to one embodiment of present invention, described vehicle comprises further: for the display instrument of the retracted position of the on off state and described stretcher that show described car door, described display instrument is connected with described controller.
According to one embodiment of present invention, described actuator comprises: retractor device, and described retractor device is located on described car body, and described retractor device is connected to drive described stretcher to move between described extended position and described retracted position with described stretcher; And motor, described motor and described controller are connected with described retractor device to drive described retractor device stretch out and retract.
The foot-treadle device for vehicle of embodiment comprises according to a second aspect of the present invention: stretcher, and described stretcher is arranged movably between extended position and retracted position; Actuator, described actuator is connected to drive described stretcher to move between described extended position and described retracted position with described stretcher; For obtaining the onboard diagnostic system of the status information of the car door of described vehicle, described onboard diagnostic system has interface; The vehicle data stream read module of status information for reading, described in coding encrypting, described vehicle data stream read module is connected with described interface; For launching the projector of described status information, described projector is connected with described vehicle data stream read module; Receptor, described receptor and described projector communicate to connect so that from described transmitter receipt, described status information of decoding; And controller, described controller is connected with described actuator and described receptor to drive described stretcher to move between described extended position and described retracted position according to described status information.
There is according to the foot-treadle device for vehicle of the embodiment of the present invention advantage of being convenient to install, cost is low, failure rate is low, signal stabilization, reliability are high.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings vehicle 10 according to the embodiment of the present invention is described.As Figure 1-Figure 5, foot-treadle device 100, car body 200 and car door 300 is comprised according to the vehicle 10 of the embodiment of the present invention.Car door 300 is located on car body 200 between an open position and a closed movably.Foot-treadle device 100 comprise stretcher 101, actuator 102, for obtain the status information of car door 300 onboard diagnostic system 103, for reading, the vehicle data stream read module 104 of coding encrypting status information, projector 105, receptor 106 and the controller 107 for emission state information.
Stretcher 101 is located at movably on car body 200 between extended position and retracted position, and actuator 102 is connected with stretcher 101 to drive stretcher 101 to move between this extended position and this retracted position.Onboard diagnostic system 103 is located on car body 200, and onboard diagnostic system 103 is for obtaining the status information of car door 300, and onboard diagnostic system 103 has interface 1031.Wherein, this status information comprises open state information and closed condition information.
Vehicle data stream read module 104 is connected with interface 1031, to read the status information of car door 300, and carries out coding encrypting to the status information of car door 300.Projector 105 is connected with vehicle data stream read module 104, so that the status information of launching code encryption.Receptor 106 and projector 105 communicate to connect so as to receive from projector 105, decoded state information.Controller 107 is connected with actuator 102 and receptor 106 to drive stretcher 101 to move between this extended position and this retracted position according to this status information.
The working process of the foot-treadle device 100 according to the embodiment of the present invention is described briefly below with reference to Fig. 1-Fig. 5.
When user opens car door 300, onboard diagnostic system 103 can obtain the status information of car door 300, and namely onboard diagnostic system 103 can obtain the open state information of car door 300.The vehicle data stream read module 104 be connected with the interface 1031 of onboard diagnostic system 103 can read the open state information of car door 300, and carries out coding encrypting to the open state information of car door 300.Then, the open state information of the car door 300 after coding encrypting is launched by projector 105, the open state information of the car door 300 after the encryption of receptor 106 received code, and the open state information of car door 300 of decoding.Controller 107 controls actuator 102 according to the open state information of decoded car door 300 and runs, actuator 102 drives stretcher 101 to move to this extended position from this retracted position, so that make user can trample stretcher 101 and to enter in car body 200 or in car body 200 out, namely user can trample stretcher 101 and gets on or off the bus.
When user's closed door 200, onboard diagnostic system 103 can obtain the status information of car door 300, and namely onboard diagnostic system 103 can obtain the closed condition information of car door 300.Vehicle data stream read module 104 can read the closed condition information of car door 300, and carries out coding encrypting to the closed condition information of car door 300.Then, the closed condition information transmitting of the car door 300 after coding encrypting is gone out by projector 105, the closed condition information of the car door 300 after the encryption of receptor 106 received code, and the closed condition information of car door 300 of decoding.Controller 107 controls actuator 102 according to the closed condition information of decoded car door 300 and runs, and actuator 102 drives stretcher 101 to move to this retracted position from this extended position.
According to the status information of foot-treadle device 100 by utilizing onboard diagnostic system 103 to obtain car door 300 for vehicle 10 of the embodiment of the present invention, and the status information of the car door 300 utilizing onboard diagnostic system 103 to obtain stretching out of control pin pedal 101 and retracts, thus stretcher 101 can be realized automatically stretch out and retract, user can be made thus to get on or off the bus more easily, to meet the demand of user better.
And the foot-treadle device 100 for vehicle 10 according to the embodiment of the present invention controls actuator 102 by independent controller 107, thus can not increase the burden of the control system of vehicle 10 own.Specifically, foot-treadle device 100 does not need to be integrated in vehicle 10 by CAN, but can be controlled by independent controller 107, thus can not increase the burden of the control system of vehicle 10 itself.In addition, foot-treadle device 100 easily controls and installs.
In addition, being convenient to installation, failure rate is low according to the foot-treadle device 100 of the vehicle 10 of the embodiment of the present invention, without the need to changing the original circuit of vehicle 10 and control system during installation foot device with pedal 100, avoiding producing potential safety hazard.The status information utilizing onboard diagnostic system 103 to obtain car door 300 has signal stabilization, the advantage such as reliable.
According to the vehicle 10 of the embodiment of the present invention by arranging foot-treadle device 100, thus have and be convenient to that user gets on or off the bus, the advantage such as easy to use.
As shown in Figure 1-Figure 3, in some embodiments of the invention, vehicle 10 comprises car body 200, car door 300, stretcher 101, actuator 102, onboard diagnostic system 103, vehicle data stream read module 104, projector 105, receptor 106 and controller 107.
Advantageously, onboard diagnostic system 103 is located in the operator's compartment 201 of car body 200, and projector 105 is located on car body 200, and the contiguous car door 300 of projector 105.As shown in Figure 3, receptor 106 and controller 107 can be located in the machinery space 202 of car body 200, and receptor 106 and controller 107 can become one.
As shown in Figure 3, car door 300 comprises the first driver door 301, first tail gate 302, second driver door 303 and the second tail gate 304.First driver door 301 and the first tail gate 302 are located at first side (such as left side) of car body 200, and the second driver door 303 and the second tail gate 304 are located at second side (such as right side) of car body 200.Wherein, onboard diagnostic system 103 can obtain the status information of each in the first driver door 301, first tail gate 302, second driver door 303 and the second tail gate 304.
Correspondingly, stretcher 101 and actuator 102 can be two, a stretcher 101 and the actuator 102 be connected with this stretcher 101 can be located at the first side of car body 200, and another stretcher 101 and the actuator 102 be connected with this stretcher 101 can be located at the second side of car body 200.
As shown in Figure 1, projector 105 can be one, and projector 105 is for the first driver door 301, first tail gate 302, second driver door 303 after launching code encryption and the status information of the second tail gate 304.Wherein, projector 105 can be located at the front portion of car body 200, and first contiguous first driver door 301 or the second driver door 303 of projector 105.
When at least one in the first driver door 301 and the first tail gate 302 opens or closes, the open state information that onboard diagnostic system 103 obtains or closed condition information are launched by projector 105, controller 107 controls first actuator 102 according to this open state information or this closed condition information and runs, to stretch out or first stretcher 101 of retracting.
When at least one in the second driver door 303 and the second tail gate 304 opens or closes, the open state information that onboard diagnostic system 103 obtains or closed condition information are launched by projector 105, controller 107 controls second actuator 102 according to this open state information or this closed condition information and runs, to stretch out or second stretcher 101 of retracting.
The status information of each car door 300 can send to receptor 106 by projector 105 thus, thus controller 107 can control according to the actuator 102 of the status information of each car door 300 to correspondence, and then it is flexible to control corresponding stretcher 101.
As shown in Figure 4 and Figure 5, in one embodiment of the invention, actuator 102 comprises retractor device 1021 and motor 1022.Retractor device 1021 is located on car body 200, controller 107 is connected with motor 1022, motor 1022 is connected to drive retractor device 1021 stretch out and retract with retractor device 1021, retractor device 1021 is connected with stretcher 101 to drive stretcher 101 to move between this extended position and this retracted position.
Specifically, when user opens car door 300, controller 107 can control motor 1022 and rotate forward so that motor 1022 drives retractor device 1021 to stretch out, and retractor device 1021 drives stretcher 101 to move to this extended position from this retracted position, as shown in Figure 4.When user's closed door 300, controller 107 can control motor 1022 and reverse so that motor 1022 drives retractor device 1021 to retract, and retractor device 1021 drives stretcher 101 to move to this retracted position from this extended position, as shown in Figure 5.
Fig. 1 is the block diagram of the foot-treadle device 100 for vehicle 10 according to the embodiment of the present invention.As shown in Figure 1, retractor device 1021, motor 1022, onboard diagnostic system 103, vehicle data stream read module 104, projector 105, receptor 106 and controller 107 can be comprised according to the foot-treadle device 100 for vehicle 10 of the embodiment of the present invention.Onboard diagnostic system 103 has interface 1031.
Retractor device 1021 is located on car body 200, and motor 1022 stretches out for driving retractor device 1021 and retracts.Onboard diagnostic system 103 is for obtaining the status information of car door 300, and wherein this status information comprises open state information and closed condition information.Vehicle data stream read module 104 is connected with interface 1031, to read the status information of car door 300, and carries out coding encrypting to the status information of car door 300.
Projector 105 is connected with vehicle data stream read module 104, so that the status information of launching code encryption.Receptor 106 and projector 105 communicate to connect so as to receive from projector 105, decoded state information.Advantageously, radio communication can be carried out between receptor 106 and projector 105.
Controller 107 is connected with receptor 106 with motor 1022 respectively to receive according to receptor 106 and the status information of the car door 300 of decoding controls motor 1022 drives retractor device 1021 stretch out and retract, and then retractor device 1021 drives stretcher 101 to move between this extended position and this retracted position.
As shown in Figure 1, foot-treadle device 100 can also comprise Vehicular accumulator cell 1082.Vehicular accumulator cell 1082 and receptor 106 are connected with controller 107 to power to receptor 106 and controller 107.Wherein, the interface 1031 of onboard diagnostic system 103 is powered to vehicle data stream read module 104 and projector 105.
Detailed hereafter is according to the working process of the foot-treadle device 100 for vehicle 10 of the embodiment of the present invention.Table 1 shows the truth table that projector 105 and receptor 106 carry out the process of transmission over radio.
When onboard diagnostic system 103 detects that car door 300 is opened, vehicle data stream read module 104 reads, the open state information X1 of coding encrypting onboard diagnostic system 103, and open state information X1 is sent to projector 105, open state information X1 launched by projector 105, receptor 106 receives open state information X1 and correspondence exports high level V+ to controller 107, and then controller 107 controls motor 1022 according to high level V+ (level signal) and rotates to drive retractor device 1021 to stretch out, thus drive stretcher 101 to move to this extended position from this retracted position, to make user get on or off the bus easily.
When onboard diagnostic system 103 detects that car door 300 is closed, vehicle data stream read module 104 reads, the closed condition information X2 of coding encrypting onboard diagnostic system 103, and closed condition information X2 is sent to projector 105, closed condition information X2 launched by projector 105, receptor 106 receive closed condition information X2 and corresponding output low level V-to controller 107, and then controller 107 controls motor 1022 according to low level V-(level signal) and rotates to drive retractor device 1021 to retract, thus drive stretcher 101 to move to this retracted position from this extended position.
Table 2 is the signal correspondence table of projector 105, such as, when car door 300 is opened, the open state information X=X1 that then incoming signal of projector 105 is corresponding, open state information X1 is converted into the wireless transmission signal Y=Y1 of corresponding car door opening signaling by projector 105, and transmitted by communication such as WIFI, receptor 106 sends to controller 107 after receiving open state information.
Wherein, the signal correspondence table of receptor 106 is as shown in table 3.Specifically, receptor 106 receives the wireless transmission signal Y1 of the corresponding car door opening signaling that projector 105 sends, and Y1 is converted into output signal and exports controller 107 to.This output signal can be the on-off model that corresponding car door 300 is opened, such as high level V+.After controller 107 receives the on-off model (such as high level V+) that corresponding car door 300 opens, controller 107 controls motor 1022 and rotates forward to drive retractor device 1021 to stretch out, thus drives stretcher 101 to stretch out.
Table 1
Input (X) |
Export (V) |
Car door opening (X1) |
High level (V1) |
Closing of the door (X2) |
Low level (V2) |
Table 2
Table 3
In addition, when onboard diagnostic system 103 detects that car door 300 is in closed condition, pass gate signal is sent to projector 105 by vehicle data stream read module 104.As shown in table 2, the closed condition information X=X2 that the incoming signal of projector 105 is corresponding, closed condition information X2 is converted into the wireless transmission signal Y=Y2 of corresponding closing of the door signaling by projector 105, and transmitted by communication such as WIFI, receptor 106 sends to controller 107 after receiving closed condition information.
As shown in table 3, receptor 106 receives the wireless signal Y2 of the corresponding closing of the door signaling that projector 105 sends, and Y2 is converted into output signal and exports controller 107 to.This output signal can be the on-off model that corresponding car door 300 is closed, such as low level V-.After controller 107 receives the on-off model (such as low level V-) of corresponding car door 300 cut out, controller 107 controls motor 1022 and reverses to drive retractor device 1021 to retract, thus drives stretcher 101 to retract.
As shown in Figure 1, in examples more of the present invention, foot-treadle device 100 can also comprise display instrument 109, display instrument 109 is connected with controller 107, display instrument 109 is under control of the controller 107 for the retracted position of the on off state and stretcher 101 that show car door 300, thus user can be enable to understand the flexible situation of stretcher 101 more intuitively, convenient for passenger to get on and off.
Can be integrated in a processing module according to each functional unit of the foot-treadle device 100 for vehicle 10 of the embodiment of the present invention, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
Foot-treadle device 100 according to the embodiment of the present invention has the following advantages: 1, install simple, require low to installation personnel; 2, belong to harmless to install, do not employ former car any part; 3, cost is lower, is easy to industrialization, has price advantage; 4, signal stabilization, reliable; 5, hardware is unified, and universalization is strong.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " cw ", " conter clockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary indirect contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification sheets or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.