CN216269097U - Vehicle control system and vehicle - Google Patents

Abstract

The application provides a vehicle control system and vehicle, wherein, vehicle control system includes: the two-four-drive switch is used for outputting a target driving state signal; the differential motor assembly comprises a differential motor and a position detection module, and the position detection module is used for outputting a feedback driving state signal; and the differential controller assembly is respectively connected with the two-four-wheel drive switch, the differential motor and the position detection module, and is used for determining a corresponding target driving state according to the target driving state signal, determining a corresponding feedback driving state according to the feedback driving state signal, and carrying out rotation control on the differential motor according to the target driving state and the feedback driving state. The vehicle control system of this application need not external normally closed relay, and the pencil return circuit is simple, has reduced the probability of breaking down.

Description

Vehicle control system and vehicle

Technical Field

The application relates to the technical field of vehicles, in particular to a vehicle control system and a vehicle.

Background

All-Terrain vehicles (ATV), also known as All-Terrain four-wheel off-road locomotives, are simple and practical, have good off-road performance, have wide tires, can increase the contact area with the ground, generate larger friction force and reduce the pressure of the Vehicle on the ground, so that the Vehicle can easily run on sand beaches, riverbeds, forest tracks, streams and severe desert terrains. The vehicle can be switched among the following three modes through a two-four-wheel drive control system: a two-drive state, a four-drive state, and a four-drive lock-up state.

In the related technology, the two-wheel drive and four-wheel drive control system needs to be externally connected with a normally closed relay, a wiring harness loop is complex, and the fault probability is high.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving, at least to some extent, one of the technical problems in the related art.

To this end, a first object of the present application is to provide a vehicle control system in which a wire harness loop is simple and the probability of occurrence of a failure is reduced.

A second object of the present application is to propose a vehicle.

To achieve the above object, an embodiment of a first aspect of the present application provides a vehicle control system, including: the two-four-drive switch is used for outputting a target driving state signal; the differential motor assembly comprises a differential motor and a position detection module, and the position detection module is used for outputting a feedback driving state signal; the differential controller assembly is respectively connected with the two four-wheel drive switches, the differential motor and the position detection module, and is used for determining a corresponding target driving state according to the target driving state signal, determining a corresponding feedback driving state according to the feedback driving state signal, and performing rotation control on the differential motor according to the target driving state and the feedback driving state.

The vehicle control system that this application embodiment provided, two four-wheel drive switches are used for outputting the target driving state signal, the differential motor assembly includes differential motor and position detection module, the position detection module is used for outputting feedback driving state signal, differential controller assembly is connected with two four-wheel drive switches, differential motor and position detection module respectively, differential controller assembly is used for confirming corresponding target driving state according to the target driving state signal, confirm corresponding feedback driving state according to feedback driving state signal, carry out rotation control to differential motor according to target driving state and feedback driving state. According to the vehicle control system provided by the embodiment of the application, the differential controller assembly controls the differential motor to rotate according to the target driving state signal output by the two-four-wheel drive switch and the feedback driving state signal output by the position detection module so as to control the differential motor to switch the two-wheel drive, the four-wheel drive and the four-wheel drive to lock, an external normally closed relay is not needed, a wire harness loop is simple, and the probability of faults is reduced.

According to an embodiment of the present application, the target driving state signal includes a first target signal and a second target signal, the first target signal is at a high level or a low level, and the second target signal is at a high level or a low level; the two four-wheel drive switches are connected with the differential speed controller assembly through a first signal wire and a second signal wire; the two four-wheel drive switches output the first target signal through the first signal line, and the two four-wheel drive switches output the second target signal through the second signal line.

According to one embodiment of the application, the feedback driving state signal comprises a first feedback signal, a second feedback signal and a third feedback signal, and the position detection module comprises an electromagnet, a first hall switch, a second hall switch and a third hall switch; the first end of the first Hall switch is connected with a first direct current power supply, the second end of the first Hall switch is grounded, the third end of the first Hall switch is connected with the differential speed controller assembly, and the third end of the first Hall switch is used for outputting the first feedback signal; the first end of the second Hall switch is connected with the first direct current power supply, the second end of the second Hall switch is grounded, the third end of the second Hall switch is connected with the differential speed controller assembly, and the third end of the second Hall switch is used for outputting the second feedback signal; the first end of the third hall switch is connected with the first direct current power supply, the second end of the third hall switch is grounded, the third end of the third hall switch is connected with the differential speed controller assembly, and the third end of the third hall switch is used for outputting the third feedback signal; the electromagnet rotates along with the rotation of the differential motor, when the electromagnet is close to one of the first Hall switch, the second Hall switch and the third Hall switch, the corresponding one of the first feedback signal, the second feedback signal and the third feedback signal is at a low level, and the other two are at a high level.

According to an embodiment of the present application, the vehicle control system further includes: and the instrument is connected with the differential controller assembly and is used for displaying the feedback driving state or fault information.

According to an embodiment of the present application, the first hall switch, the second hall switch, and the third hall switch are arranged clockwise, the feedback driving state is a two-drive state when the electromagnet corresponds to the first hall switch position, the feedback driving state is a four-drive state when the electromagnet corresponds to the second hall switch position, and the feedback driving state is a four-drive locking state when the electromagnet corresponds to the third hall switch position; the differential controller assembly is specifically configured to: the target driving state is a two-drive state, when the feedback driving state is a four-drive state, the differential motor is controlled to rotate clockwise, so that the electromagnet rotates anticlockwise, the instrument is controlled to display a flickering four-drive state icon, when the feedback driving state is a two-drive state, the differential motor is controlled to stop, the instrument is controlled to display a two-drive state icon, and when the feedback driving state is a four-drive locking state, the instrument is controlled to display fault information; the target driving state is a four-wheel drive state, when the feedback driving state is a two-wheel drive state, the differential motor is controlled to rotate anticlockwise so that the electromagnet rotates clockwise, the instrument is controlled to display a flickering two-wheel drive state icon, when the feedback driving state is a four-wheel drive locking state, the differential motor is controlled to rotate clockwise so that the electromagnet rotates anticlockwise, the instrument is controlled to display a flickering four-wheel drive locking state icon, and when the feedback driving state is a four-wheel drive state, the differential motor is controlled to stop, and the instrument is controlled to display a four-wheel drive state icon; the target driving state is a four-wheel drive locking state, when the feedback driving state is the four-wheel drive state, the differential motor is controlled to rotate anticlockwise, so that the electromagnet rotates clockwise, the instrument is controlled to display a flickering four-wheel drive state icon, when the feedback driving state is the four-wheel drive locking state, the differential motor is controlled to stop, the instrument is controlled to display the four-wheel drive locking state icon, and when the feedback driving state is the two-wheel drive state, the instrument is controlled to display fault information.

According to one embodiment of the present application, the differential controller assembly comprises: the differential mechanism comprises a differential controller and an H-bridge circuit connected with the differential controller, wherein the H-bridge circuit is connected with the differential motor.

According to an embodiment of the present application, the differential controller assembly further comprises: a first pull-up circuit, the first pull-up circuit comprising: a collector of the first triode is connected with a second direct-current power supply through a first resistor, the collector of the first triode is connected with the differential speed controller, an emitter of the first triode is grounded, and a base of the first triode is connected with a third end of the third Hall switch; a collector of the second triode is connected with the second direct current power supply through a second resistor, the collector of the second triode is connected with the differential speed controller, an emitter of the second triode is grounded, and a base of the second triode is connected with a third end of the second Hall switch; and the collector electrode of the third triode is connected with the second direct-current power supply through a third resistor, the collector electrode of the third triode is connected with the differential speed controller, the emitter electrode of the third triode is grounded, and the base electrode of the third triode is connected with the third end of the first Hall switch.

According to an embodiment of the present application, the differential controller assembly further comprises: and the second pull-up circuit is respectively connected with the differential controller and the two four-wheel drive switches.

To achieve the above object, an embodiment of a second aspect of the present application provides a vehicle, including: a vehicle control system as claimed in an embodiment of the first aspect of the present application.

According to one embodiment of the application, the vehicle is an all-terrain vehicle.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

FIG. 1 is an electrical schematic block diagram of a vehicle control system according to one embodiment of the present application;

FIG. 2 is a schematic diagram of a two-four drive switch configuration of a vehicle control system according to one embodiment of the present application;

FIG. 3 is a schematic control logic diagram of a differential controller assembly of a vehicle control system according to one embodiment of the present application;

FIG. 4 is a perspective view of a front axle assembly of a vehicle control system according to one embodiment of the present application;

FIG. 5 is a schematic structural diagram of a front axle assembly of a vehicle control system according to one embodiment of the present application;

FIG. 6 is a schematic structural diagram of a differential motor and synchronizer ring assembly of a vehicle control system according to an embodiment of the present application;

FIG. 7 is a schematic illustration of a differential motor assembly of a vehicle control system according to an embodiment of the present application;

FIG. 8 is a schematic structural view of a bottom case assembly of the differential motor assembly of the vehicle control system according to one embodiment of the present application;

FIG. 9 is a schematic mounting diagram of a circuit board of a differential motor assembly of a vehicle control system according to an embodiment of the present application;

FIG. 10 is an enlarged partial view of a circuit board of a differential motor assembly of the vehicle control system according to one embodiment of the present application;

FIG. 11 is a rear housing assembly schematic of a differential motor assembly of a vehicle control system according to an embodiment of the present application

FIG. 12 is a state diagram of the position of the differential motor and synchronizer ring assembly with the vehicle control system in a four-wheel drive state according to one embodiment of the present application;

FIG. 13 is a state diagram of the position of the differential motor and synchronizer ring assembly with the vehicle control system in the four-wheel drive locked state according to one embodiment of the present application;

FIG. 14 is a state diagram of the position of the differential motor and synchronizer ring assembly with the vehicle control system in the two-drive state according to one embodiment of the present application;

FIG. 15 is a schematic structural diagram of a vehicle according to an embodiment of the present application;

reference numerals:

the driving device comprises a two-four-wheel drive switch 101, a differential motor assembly 102, a differential motor 1021, a position detection module 1022, an electromagnet 10221, a first hall switch 10222, a second hall switch 10223, a third hall switch 10224, a differential controller assembly 103, a differential controller 1031, an H-bridge circuit 1032, a first pull-up circuit 1033, a second pull-up circuit 1034, a first triode 10331, a first resistor 10332, a second triode 10333, a second resistor 10334, a third triode 10335, a third resistor 10336, a first signal line 104, a second signal line 105, a first direct current power supply 106, a meter 107, a second direct current power supply 108, a front axle assembly 1, a bolt 2, a differential motor and synchronizing ring assembly 3, a front axle main body 4, a synchronizing ring assembly 6, a positioning pin 7, a rack 8, a shifting fork 9, a synchronizing ring 10, a screw 12, a bottom shell assembly 13, a rear shell assembly 14, a bottom shell 15, an output gear assembly 16, an output gear 17, a worm 20, Circuit board 21, rear shell 22, slot 23, slot 24, screw 26, wire 27, plug 31.

Detailed Description

Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

The following describes a vehicle control system and a vehicle according to an embodiment of the present application with reference to the drawings.

Fig. 1 is a schematic electrical schematic structural diagram of a vehicle control system according to an embodiment of the present application, and as shown in fig. 1, the vehicle control system according to the embodiment of the present application may specifically include: two four-wheel drive switch 101, differential motor assembly 102 and differential controller assembly 103, wherein:

and the two-four-drive switch 101 is used for outputting a target driving state signal.

The differential motor assembly 102 includes a differential motor 1021 and a position detection module 1022, wherein the position detection module 1022 is configured to output a feedback driving state signal.

The differential controller assembly 103 is respectively connected to the two-four-drive switch 101, the differential motor 1021 and the position detection module 1022, and the differential controller assembly 103 is configured to determine a corresponding target driving state according to the target driving state signal, determine a corresponding feedback driving state according to the feedback driving state signal, and control the rotation of the differential motor 1021 according to the target driving state and the feedback driving state.

The target driving state is a driving state (i.e. an operating mode) to which the driver wants to switch, the feedback driving state is a current actual driving state of the vehicle, and the differential controller assembly 103 controls the differential motor 1021 to rotate or stop according to the target driving state and the feedback driving state.

In the embodiment of the present application, the target driving state signal may specifically include a first target signal and a second target signal, the first target signal may specifically be at a high level or a low level, and the second target signal may specifically be at a high level or a low level. The two-four-drive switch 101 is connected with the differential controller assembly 103 through a first signal line 104 and a second signal line 105, the two-four-drive switch 101 outputs a first target signal through the first signal line 104, and the two-four-drive switch 101 outputs a second target signal through the second signal line 105. The two-four-wheel drive switch 101 is specifically connected to a PIN5 of the differential controller assembly 103 through a first signal line 104, and is connected to a PIN6 of the differential controller assembly 103 through a second signal line 105. As shown in fig. 2, the driver switches the two-drive state, the four-drive state, and the four-drive lock state to three operation modes by changing the position of the two-four-drive switch 101, and outputs a corresponding target driving state signal, as shown in table 1, where when the output target driving state signal is 01, the corresponding target driving state is the two-drive state, when the output target driving state signal is 11, the corresponding target driving state is the four-drive state, and when the output target driving state signal is 10, the corresponding target driving state is the four-drive lock state, where the high level is 1 and the low level is 0.

TABLE 1 target drive status signal corresponding to each switch position of two-four-drive switch

In the embodiment of the present application, the feedback driving state signal includes a first feedback signal, a second feedback signal, and a third feedback signal, and the position detection module 1022 includes an electromagnet 10221, a first hall switch 10222, a second hall switch 10223, and a third hall switch 10224. A first end of the first hall switch 10222 is connected to the first dc power supply 106, a second end of the first hall switch 10222 is grounded, a third end of the first hall switch 10222 is connected to the differential controller assembly 103, and the third end of the first hall switch 10222 is configured to output a first feedback signal. A first end of the second hall switch 10223 is connected to the first dc power supply 106, a second end of the second hall switch 10223 is grounded, a third end of the second hall switch 10223 is connected to the differential controller assembly 103, and the third end of the second hall switch 10223 is configured to output a second feedback signal. A first end of the third hall switch 10224 is connected to the first dc power supply 106, a second end of the third hall switch 10224 is grounded, a third end of the third hall switch 10224 is connected to the differential controller assembly 103, and the third end of the third hall switch 10224 is configured to output a third feedback signal. The first hall switch 10222, the second hall switch 10223 and the third hall switch 10224 are stationary, the electromagnet 10221 rotates along with the rotation of the differential motor 1021, when the electromagnet 10221 is close to one of the first hall switch 10222, the second hall switch 10223 and the third hall switch 10224, the corresponding one of the first feedback signal, the second feedback signal and the third feedback signal is at a low level, the other two are at a high level, and the differential controller assembly 103 can judge the actual driving state of the vehicle according to the level of the first feedback signal, the second feedback signal and the third feedback signal. The electromagnet 10221 may be a cylindrical electromagnet.

Further, the vehicle control system of the present application may further include: and the meter 107, wherein the meter 107 is connected with the differential controller assembly 103, and the meter 107 is used for displaying the current actual driving state of the vehicle, namely the feedback driving state or fault information. The meter 107 may specifically be implemented by using a light-emitting electronic component such as a light-emitting diode or a liquid crystal display, and the meter 107 may specifically receive feedback driving state or fault information through a Controller Area Network (CAN), that is, the meter 107 is connected to the differential Controller assembly 103 through two signal lines CANL and CANH.

In the embodiment of the present application, the differential controller assembly 103 may specifically include: a differential controller 1031, and an H-bridge circuit 1032 connected to the differential controller 1031, the H-bridge circuit 1032 being connected to the differential motor 1021. The differential controller 1031 may be implemented by a Micro Control Unit (MCU) in an integrated manner.

Further, the differential controller assembly 103 further includes: a first pull-up circuit 1033. The first pull-up circuit 1033 may specifically include: a first triode 10331, a collector of which is connected to the second dc power supply 108 through a first resistor 10332, a collector of the first triode 10331 being connected to the differential controller 1031, an emitter of the first triode 10331 being grounded, a base of the first triode 10331 being connected to a third terminal of the third hall switch 10224; a second triode 10333, wherein a collector of the second triode 10333 is connected with the second dc power supply 108 through a second resistor 10334, a collector of the second triode 10333 is connected with the differential controller 1031, an emitter of the second triode 10333 is grounded, and a base of the second triode 10333 is connected with a third end of the second hall switch 10223; a third triode 10335, a collector of the third triode 10335 is connected to the second dc power supply 108 through a third resistor 10336, a collector of the third triode 10335 is connected to the differential controller 1031, an emitter of the third triode 10335 is grounded, and a base of the third triode 10335 is connected to a third terminal of the first hall switch 10222.

Further, the differential controller assembly 103 further includes: the second pull-up circuit 1034 and the second pull-up circuit 1034 are respectively connected to the differential controller 1031 and the two four-wheel drive switch 101. The specific structure of the second pull-up circuit is similar to that of the first pull-up circuit 1033, and is not described here.

Those skilled in the art will appreciate that the first dc power supply 106 and the second dc power supply 108 may be specifically dc power supply modules such as a battery.

The vehicle control system that this application embodiment provided, two four-wheel drive switches are used for outputting the target driving state signal, the differential motor assembly includes differential motor and position detection module, the position detection module is used for outputting feedback driving state signal, differential controller assembly is connected with two four-wheel drive switches, differential motor and position detection module respectively, differential controller assembly is used for confirming corresponding target driving state according to the target driving state signal, confirm corresponding feedback driving state according to feedback driving state signal, carry out rotation control to differential motor according to target driving state and feedback driving state. According to the vehicle control system provided by the embodiment of the application, the differential controller assembly controls the differential motor to rotate according to the target driving state signal output by the two-four-wheel drive switch and the feedback driving state signal output by the position detection module so as to control the differential motor to switch the two-wheel drive, the four-wheel drive and the four-wheel drive to lock, an external normally closed relay is not needed, a wire harness loop is simple, and the probability of faults is reduced. The position detection circuit adopts a non-contact Hall switch, has high reliability, and cannot work due to poor contact. The two-four-drive switch adopts two signal lines to represent three driving states, and has the advantages of simple internal design, small volume and attractive appearance.

FIG. 3 is a control logic schematic of the differential controller assembly 103 of the vehicle control system according to one embodiment of the present application. On the basis of the embodiment shown in fig. 1, the first hall switch 10222, the second hall switch 10223 and the third hall switch 10224 are arranged clockwise, the feedback driving state is the two-drive state when the electromagnet 10221 corresponds to the first hall switch 10222, the feedback driving state is the four-drive state when the electromagnet 10221 corresponds to the second hall switch 10223, and the feedback driving state is the four-drive locking state when the electromagnet 10221 corresponds to the third hall switch 10224.

As shown in fig. 3, the differential controller assembly 103 is specifically configured to:

assuming that the current target driving state output by the two-four-wheel drive switch is a two-wheel drive state, when the feedback driving state output by the position detection module is a four-wheel drive state, controlling the differential motor 1021 to rotate clockwise to enable the electromagnet 10221 to rotate anticlockwise, and controlling the meter 107 to display a flickering four-wheel drive state icon, when the feedback driving state output by the position detection module is the two-wheel drive state, controlling the differential motor 1021 to stop, and controlling the meter 107 to display a two-wheel drive state icon, and when the feedback driving state output by the position detection module is the four-wheel drive locking state, controlling the meter 107 to display fault information.

Assuming that the current target driving state output by the two-four-drive switch is a four-drive state, when the feedback driving state output by the position detection module is the two-drive state, the differential motor 1021 is controlled to rotate anticlockwise so as to enable the electromagnet 10221 to rotate clockwise, the instrument 107 is controlled to display a flickering two-drive state icon, when the feedback driving state output by the position detection module is the four-drive locking state, the differential motor 1021 is controlled to rotate clockwise so as to enable the electromagnet 10221 to rotate anticlockwise, the instrument 107 is controlled to display a flickering four-drive locking state icon, and when the feedback driving state output by the position detection module is the four-drive state, the differential motor 1021 is controlled to stop, and the instrument 107 is controlled to display the four-drive state icon.

Assuming that the current target driving state output by the two-four-wheel drive switch is a four-wheel drive locking state, when the feedback driving state output by the position detection module is the four-wheel drive state, the differential motor 1021 is controlled to rotate anticlockwise so as to enable the electromagnet 10221 to rotate clockwise, the instrument 107 is controlled to display a flickering four-wheel drive state icon, when the feedback driving state output by the position detection module is the four-wheel drive locking state, the differential motor 1021 is controlled to stop, the instrument 107 is controlled to display the four-wheel drive locking state icon, and when the feedback driving state output by the position detection module is the two-wheel drive state, the instrument 107 is controlled to display fault information.

The vehicle control system that this application embodiment provided, two four-wheel drive switches are used for outputting the target driving state signal, the differential motor assembly includes differential motor and position detection module, the position detection module is used for outputting feedback driving state signal, differential controller assembly is connected with two four-wheel drive switches, differential motor and position detection module respectively, differential controller assembly is used for confirming corresponding target driving state according to the target driving state signal, confirm corresponding feedback driving state according to feedback driving state signal, carry out rotation control to differential motor according to target driving state and feedback driving state. According to the vehicle control system provided by the embodiment of the application, the differential controller assembly controls the differential motor to rotate according to the target driving state signal output by the two-four-wheel drive switch and the feedback driving state signal output by the position detection module so as to control the differential motor to switch the two-wheel drive, the four-wheel drive and the four-wheel drive to lock, an external normally closed relay is not needed, a wire harness loop is simple, and the probability of faults is reduced. The position detection circuit adopts a non-contact Hall switch, has high reliability, and cannot work due to poor contact. The two-four-drive switch adopts two signal lines to represent three driving states, and has the advantages of simple internal design, small volume and attractive appearance. The differential controller assembly can simply and accurately realize the two-wheel drive control of the differential motor according to the preset control logic.

For clarity of explanation of the vehicle control system according to the embodiment of the present application, the following describes in detail the switching process of the three modes with reference to fig. 4 to 12.

The differential motor assembly 103 is installed inside a front axle assembly 1 (as shown in fig. 4) and is specifically used for driving the synchronous ring 10 to move, the front axle assembly 1 is composed of a bolt 2, a differential motor and synchronous ring assembly 3 and a front axle body 4 (as shown in fig. 5), the differential motor and synchronous ring assembly 3 is composed of a differential motor assembly 103 and a synchronous ring assembly 6, the synchronous ring assembly 6 is composed of a positioning pin 7, a rack 8, a shift fork 9 and a synchronous ring 10 (as shown in fig. 6), the differential motor assembly 103 is composed of a screw 12, a bottom shell assembly 13 and a rear shell assembly 14 (as shown in fig. 7), the bottom shell assembly 13 is composed of a bottom shell 15 and an output gear assembly 16, a cylindrical electromagnet 10221 (as shown in fig. 8) is installed on the circular surface of the output gear 17, the rear shell assembly 14 is composed of a circuit board 21, a worm 20 and a differential motor 1021, the circuit board 21 is installed on a rear shell 22 (as shown in fig. 9) by a screw 26, the first hall switch 10222, the second hall switch 10223 and the third hall switch 10224 are mounted on the circuit board 21, the plug-in 31 is arranged on the other side of the circuit board (shown in fig. 10), then the worm 20 is pressed into the groove 23, the differential motor 1021 is pressed into the groove 24, and finally the lead 27 is welded on the terminal of the differential motor 1021 (shown in fig. 11).

When the vehicle is in a two-wheel drive state, the two-four-wheel drive switch 101 is toggled to a four-wheel drive state, PIN5/PIN6 PIN signals of the differential controller assembly 103 are changed from 0/1 to 1/1, the initial feedback signal of the PIN9 is 0 because the electromagnet 10221 aligns with the first hall switch 10222, the PIN10 is always 1, the PIN11 is always 1, the differential controller assembly 103 outputs PIN12 of 12V +, the PIN13 of 0V, the differential motor 1021 rotates counterclockwise, the output shaft rotates clockwise through the worm gear and the worm, the two-wheel drive icon of the instrument 107 flickers, when the electromagnet 10221 aligns with the second hall switch 10223, the PIN9 feedbacks to 1, and the PIN10 feedbacks to 0, the PIN13 outputs 0V, the PIN13 outputs 0V, the motor stops rotating, the state diagram of the differential motor and the synchronization ring assembly 3 is shown in fig. 12, the vehicle is switched to the four-wheel drive state, and the four-wheel drive icon of the instrument 107 is lightened.

When the vehicle is in a four-wheel drive state, the two-four-wheel drive switch 101 is toggled to four-wheel drive locking, PIN5/PIN6 PIN signals of the differential controller assembly 103 are changed from 1/1 to 1/0, the PIN10 initial feedback signal is 0 due to the fact that the electromagnet 10221 aligns with the second hall switch 10223, the PIN9 is always 1, the PIN11 is always 1, the differential controller assembly 103 outputs PIN12 of 12V +, the PIN13 of 0V, the differential motor 1021 rotates anticlockwise, the output shaft rotates clockwise through the worm gear and the worm, the four-wheel drive icon of the instrument 107 flickers, when the electromagnet 10221 aligns with the third hall switch 10224, the PIN10 feedbacks to 1, and when the PIN11 feedbacks to 0, the PIN13 outputs 0V, the PIN13 outputs 0V, the motor stops rotating, the state diagram of the differential motor and the synchronization ring assembly 3 is shown in fig. 13, the vehicle is switched to the four-wheel drive locking state, and the four-wheel drive icon of the instrument 107 is locked.

When the vehicle is in a four-wheel drive locking state, the two four-wheel drive switch 101 is toggled to four-wheel drive, PIN5/PIN6 PIN signals of the differential controller assembly 103 are changed from 1/0 to 1/1, the PIN9 is always 1 and the PIN10 is always 1 because the electromagnet 10221 is aligned with the third hall switch 10224 and the initial feedback signal of the PIN11 is 0, the PIN12 of the differential controller assembly 103 is 0V and the PIN13 is 12V +, the differential motor 1021 rotates clockwise, the output shaft rotates anticlockwise through the worm gear and the worm, the four-wheel drive locking icon of the meter 107 flickers, when the electromagnet 10221 is aligned with the second hall switch 10223, the PIN11 is fed back to 1 and the PIN10 is fed back to 0V, the PIN13 is output to 0V and the PIN13 is 0V, the motor stops rotating, the state diagram of the differential motor and the synchronization ring 3 assembly is shown in fig. 12, the vehicle is switched to the four-wheel drive state, and the four-wheel drive icon of the meter 107 is lightened.

When the vehicle is in a four-wheel drive state, the two-four-wheel drive switch 101 is toggled to a two-wheel drive state, PIN5/PIN6 PIN signals of the differential controller assembly 103 are changed from 1/1 to 0/1, the PIN9 and the PIN11 are always 1 as the electromagnet 10221 aligns with the second hall switch 10223 and the initial feedback signal of the PIN10 is 0, the PIN9 and the PIN11 are always 1, the PIN12 output by the differential controller assembly 103 is 0V and the PIN13 is 12V +, the differential motor 1021 rotates clockwise, the output shaft rotates counterclockwise through the worm gear and the worm, the four-wheel drive icon of the meter 107 flickers, when the electromagnet 10221 aligns with the first hall switch 10222, the PIN10 is fed back to 1, and the PIN9 is fed back to 0, the PIN13 output is 0V, the PIN13 is 0V, the motor stops rotating, the state diagram of the differential motor and the synchronization ring assembly 3 is as shown in fig. 14, the vehicle is switched to a two-wheel drive state, and the two-wheel drive icon of the meter 107 is brightened.

Based on the above embodiments, the present embodiment further proposes a vehicle 150, as shown in fig. 15, including a vehicle control system 151 as shown in the above embodiments.

In the embodiment of the application, the vehicle can be an all-terrain vehicle.

In the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. A vehicle control system, characterized by comprising:

the two-four-drive switch is used for outputting a target driving state signal;

the differential motor assembly comprises a differential motor and a position detection module, and the position detection module is used for outputting a feedback driving state signal;

the differential controller assembly is respectively connected with the two four-wheel drive switches, the differential motor and the position detection module, and is used for determining a corresponding target driving state according to the target driving state signal, determining a corresponding feedback driving state according to the feedback driving state signal, and performing rotation control on the differential motor according to the target driving state and the feedback driving state.

2. The vehicle control system according to claim 1, characterized in that the target driving state signal includes a first target signal and a second target signal, the first target signal being high level or low level, the second target signal being high level or low level;

the two four-wheel drive switches are connected with the differential speed controller assembly through a first signal wire and a second signal wire;

the two four-wheel drive switches output the first target signal through the first signal line, and the two four-wheel drive switches output the second target signal through the second signal line.

3. The vehicle control system of claim 1, wherein the feedback drive status signal comprises a first feedback signal, a second feedback signal, and a third feedback signal, and the position detection module comprises an electromagnet, a first hall switch, a second hall switch, and a third hall switch;

the first end of the first Hall switch is connected with a first direct current power supply, the second end of the first Hall switch is grounded, the third end of the first Hall switch is connected with the differential speed controller assembly, and the third end of the first Hall switch is used for outputting the first feedback signal;

the first end of the second Hall switch is connected with the first direct current power supply, the second end of the second Hall switch is grounded, the third end of the second Hall switch is connected with the differential speed controller assembly, and the third end of the second Hall switch is used for outputting the second feedback signal;

the first end of the third hall switch is connected with the first direct current power supply, the second end of the third hall switch is grounded, the third end of the third hall switch is connected with the differential speed controller assembly, and the third end of the third hall switch is used for outputting the third feedback signal;

the electromagnet rotates along with the rotation of the differential motor, when the electromagnet is close to one of the first Hall switch, the second Hall switch and the third Hall switch, the corresponding one of the first feedback signal, the second feedback signal and the third feedback signal is at a low level, and the other two are at a high level.

4. The vehicle control system according to claim 3, characterized by further comprising:

and the instrument is connected with the differential controller assembly and is used for displaying the feedback driving state or fault information.

5. The vehicle control system according to claim 4, wherein the first hall switch, the second hall switch, and the third hall switch are arranged clockwise, the feedback driving state is a two-drive state when the electromagnet corresponds to the first hall switch position, the feedback driving state is a four-drive state when the electromagnet corresponds to the second hall switch position, and the feedback driving state is a four-drive locking state when the electromagnet corresponds to the third hall switch position;

the differential controller assembly is specifically configured to:

the target driving state is a two-drive state, when the feedback driving state is a four-drive state, the differential motor is controlled to rotate clockwise, so that the electromagnet rotates anticlockwise, the instrument is controlled to display a flickering four-drive state icon, when the feedback driving state is a two-drive state, the differential motor is controlled to stop, the instrument is controlled to display a two-drive state icon, and when the feedback driving state is a four-drive locking state, the instrument is controlled to display a fault message;

the target driving state is a four-wheel drive state, when the feedback driving state is a two-wheel drive state, the differential motor is controlled to rotate anticlockwise so that the electromagnet rotates clockwise, the instrument is controlled to display a flickering two-wheel drive state icon, when the feedback driving state is a four-wheel drive locking state, the differential motor is controlled to rotate clockwise so that the electromagnet rotates anticlockwise, the instrument is controlled to display a flickering four-wheel drive locking state icon, and when the feedback driving state is a four-wheel drive state, the differential motor is controlled to stop, and the instrument is controlled to display a four-wheel drive state icon;

the target driving state is a four-wheel drive locking state, when the feedback driving state is the four-wheel drive state, the differential motor is controlled to rotate anticlockwise, so that the electromagnet rotates clockwise, the instrument is controlled to display a flickering four-wheel drive state icon, when the feedback driving state is the four-wheel drive locking state, the differential motor is controlled to stop, the instrument is controlled to display the four-wheel drive locking state icon, and when the feedback driving state is the two-wheel drive state, the instrument is controlled to display fault information.

6. The vehicle control system of claim 3, wherein the differential controller assembly comprises: the differential mechanism comprises a differential controller and an H-bridge circuit connected with the differential controller, wherein the H-bridge circuit is connected with the differential motor.

7. The vehicle control system of claim 6, wherein the differential controller assembly further comprises: a first pull-up circuit, the first pull-up circuit comprising:

a collector of the first triode is connected with a second direct-current power supply through a first resistor, the collector of the first triode is connected with the differential speed controller, an emitter of the first triode is grounded, and a base of the first triode is connected with a third end of the third Hall switch;

a collector of the second triode is connected with the second direct current power supply through a second resistor, the collector of the second triode is connected with the differential speed controller, an emitter of the second triode is grounded, and a base of the second triode is connected with a third end of the second Hall switch;

and the collector electrode of the third triode is connected with the second direct-current power supply through a third resistor, the collector electrode of the third triode is connected with the differential speed controller, the emitter electrode of the third triode is grounded, and the base electrode of the third triode is connected with the third end of the first Hall switch.

8. The vehicle control system of claim 6 or 7, wherein the differential controller assembly further comprises:

and the second pull-up circuit is respectively connected with the differential controller and the two four-wheel drive switches.

9. A vehicle, characterized by comprising: a vehicle control system as claimed in any one of claims 1 to 8.

10. The vehicle of claim 9, characterized in that the vehicle is an all-terrain vehicle.

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