CN212099038U

CN212099038U - Steering wheel switch with touch screen and structure switch

Info

Publication number: CN212099038U
Application number: CN202020749293.4U
Authority: CN
Inventors: 吕正源; 李赟; 周云鹏
Original assignee: Shanghai Hongyao Electronic Research Development Co ltd
Current assignee: Shanghai Hongyao Electronic Research Development Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-12-08
Anticipated expiration: 2030-05-08

Abstract

The utility model relates to a take touch-sensitive screen and structural switch's steering wheel switch relates to vehicle operation equipment's technical field, and it sets up on the steering wheel body, and the steering wheel body includes the connecting rod, and one side that the connecting rod is close to the driver is provided with touch-sensitive screen and structural switch, and structural switch is used for controlling the travel state of vehicle, and one side that the driver was kept away from to the touch-sensitive screen is provided with the fingerprint identification system, and the fingerprint identification system is including the fingerprint identification sensor and the second drive circuit of electricity connection in proper order. The utility model discloses a setting of touch-sensitive screen and construction switch, construction switch are used for controlling the start-up and the running state of vehicle, and the touch-sensitive screen is used for controlling states such as amusement, has the effect of guarantee driver and personnel's safety by bus.

Description

Steering wheel switch with touch screen and structure switch

Technical Field

The utility model belongs to the technical field of vehicle operation equipment's technique and specifically relates to a take touch-sensitive screen and structural switch's steering wheel switch is related to.

Background

The wheel-shaped device for steering the driving direction of the current automobile, ship, airplane and the like has the function of converting the force applied to the edge of a steering wheel by a driver into torque and then transmitting the torque to a steering shaft.

Referring to fig. 1, the conventional steering wheel comprises a steering wheel body 1, wherein the steering wheel body comprises a connecting rod 11, and two touch screens 2 are arranged on the connecting rod 11 and are respectively used for controlling entertainment items, vehicle running states and the like.

The above prior art solutions have the following drawbacks: because the touch screen is sensitive, a driver easily touches the touch screen for controlling the running state of the vehicle in the driving process, so that the running state of the vehicle is changed, and the safety of the driver is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improve the steering wheel switch of taking touch-sensitive screen and structure switch of driver's safety not enough to prior art exists.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a steering wheel switch with a touch screen and a structural switch comprises a steering wheel body, wherein the steering wheel body comprises a connecting rod, one side, close to a driver, of the connecting rod is provided with the touch screen and the structural switch, the structural switch is used for controlling the driving state of a vehicle, one side, far away from the driver, of the touch screen is provided with a fingerprint identification system, the fingerprint identification system comprises a fingerprint identification sensor and a second driving circuit which are sequentially and electrically connected, the second driving circuit comprises a first resistor R1, one end of the first resistor R1 is electrically connected with the output end of the fingerprint identification sensor, the other end of the first resistor R1 is electrically connected with a grid electrode of an MOS tube Q1, a source electrode of the MOS tube Q1 is grounded, a drain electrode of the MOS tube Q1 is electrically connected with an anode of a diode D1, and the MOS tube Q1; the cathode of the diode D1 is connected with VCC, the two ends of the diode are connected with a second resistor R2 and a first capacitor C1 in parallel, the second resistor R2 is arranged close to the cathode of the diode D1, the two ends of the diode D1 are also connected with a relay J1 in parallel, a pin 1 of the relay J1 is connected with VCC, a pin 2 of the relay J2 is connected with the anode of the diode D1, and the output end of the relay J1 is electrically connected with a switch of a vehicle.

By adopting the technical scheme, when a driver drives the vehicle, the vehicle is started through the structure switch, the driving state of the vehicle is controlled through the structure switch in the driving process, and switches which do not relate to the driving state, such as entertainment and the like, are controlled through the touch screen; because the touch screen is comparatively sensitive, the driver touches the touch screen easily in the driving process, and the structure switch usually needs the driver application of force just can start, consequently in the driving process, the driving state of the vehicle by structure switch control is difficult for changing because of driver's touch, ensures driver and passenger's safety.

The present invention may be further configured in a preferred embodiment as: the fingerprint identification sensor is positioned on one side of the touch screen, which is far away from a driver, and a fluorescent layer is arranged on one side of the touch screen, which is close to the fingerprint identification sensor.

By adopting the technical scheme, the fluorescent layer is convenient for a driver to observe at night or when the light is insufficient.

The present invention may be further configured in a preferred embodiment as: and a cover plate is arranged on one side of the fluorescent layer close to the fingerprint identification sensor.

Through adopting above-mentioned technical scheme, the apron is used for keeping apart fingerprint identification sensor and fluorescent layer.

The present invention may be further configured in a preferred embodiment as: the structure switch comprises a first switch group and a second switch group, and a gap is reserved between the first switch group and the second switch group.

By adopting the technical scheme, the first switch group and the second switch group are respectively used for controlling whether the vehicle is started and the running state of the vehicle.

The present invention may be further configured in a preferred embodiment as: the first switch group and the second switch group are respectively in signal connection with a starting system state switch of the vehicle and a switch of the vehicle state, and first driving circuits are arranged among the first switch group, the second switch group, the starting system state switch of the vehicle and the switch of the vehicle state.

Through adopting above-mentioned technical scheme, first drive circuit is convenient for drive vehicle and is started, perhaps changes the running state of vehicle.

The present invention may be further configured in a preferred embodiment as: the first driving circuit comprises an NPN triode Q1, the base electrode of the NPN triode Q1 is electrically connected with the first switch group and the second switch group, the collector electrode of the NPN triode Q1 is connected with VCC, and the emitter electrode of the NPN triode Q1 is connected with a starting system state switch of the vehicle.

By adopting the technical scheme, when the NPN triode Q1 receives the signal of the first switch group or the second switch group, the NPN triode Q1 is conducted, and therefore the vehicle is started.

The present invention may be further configured in a preferred embodiment as: the fingerprint identification system further comprises a time delay circuit electrically connected between the fingerprint identification sensor and the second drive circuit.

By adopting the technical scheme, the delay circuit is convenient for stably transmitting signals and keeps the stability of the circuit.

The present invention may be further configured in a preferred embodiment as: the delay circuit comprises a 555 time-base circuit, wherein a pin 5 of the 555 time-base circuit is electrically connected with a cathode of a diode VD1, an anode of the diode VD1, a pin 4 and a pin 5 of the 555 time-base circuit are both connected with VCC, a pin 6, a pin 7 and a pin 2 of the 555 time-base circuit are simultaneously electrically connected with a resistor Rt, the other end of the resistor Rt is connected with VCC, a pin 2 of the 555 time-base circuit is further electrically connected with a resistor R10, the other end of the resistor R10 is connected with VCC, a pin 2 of the 555 time-base circuit is simultaneously electrically connected with a patch capacitor Ct, the other end of the patch capacitor Ct is grounded, a pin 1 of the 555 time-base circuit is grounded, a pin 3 of the 555 time-base circuit is electrically connected with a cathode of the diode VD2 and the ground.

By adopting the technical scheme, the delay circuit realizes stable signal transmission.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the arrangement of the touch screen and the structure switch, the structure switch is used for controlling the starting and running states of the vehicle, and the touch screen is used for controlling states such as entertainment and the like, so that the safety of a driver and passengers is guaranteed;

2. further, through the setting of delay circuit, further realize stablizing transmission signal.

Drawings

Fig. 1 is a schematic view of the overall structure of the prior art.

Fig. 2 is a schematic view of the overall structure of the present embodiment.

Fig. 3 is a schematic diagram of the connection relationship of the first switch group, the first driving circuit and the start system switch.

Fig. 4 is a schematic diagram of the connection relationship of the second switch group, the first drive circuit, and the travel state switch.

FIG. 5 is a block diagram of a fingerprint recognition system.

Fig. 6 is a sectional view showing a touch panel.

Fig. 7 is a circuit schematic of the second drive circuit.

Fig. 8 is a circuit schematic of the delay circuit.

In the figure, 1, a steering wheel body; 11. a connecting rod; 2. a touch screen; 21. a fluorescent layer; 22. a cover plate; 3. a configuration switch; 31. a first switch group; 32. a second switch group; 33. a first drive circuit; 4. a fingerprint identification system; 41. a fingerprint recognition sensor; 42. a second drive circuit; 43. a delay circuit.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2, for the utility model discloses a take steering wheel switch of touch-sensitive screen and structure switch, including steering wheel body 1, steering wheel body 1 includes connecting rod 11, and one side that connecting rod 11 is close to the driver is provided with touch-sensitive screen 2 and structure switch 3, and structure switch 3 is used for controlling the running state of vehicle, and opening of vehicle promptly stops the running state of state and vehicle.

The structure switch 3 includes a first switch group 31 and a second switch group 32, a gap is left between the first switch group 31 and the second switch group 32, and the first switch group 31 and the second switch group 32 are respectively used for controlling whether the vehicle is turned on and the running state of the vehicle.

Referring to fig. 3 and 4, the first switch group 31 and the second switch group 32 are respectively connected to a start system switch and a running state switch of the vehicle by signals, and a first driving circuit 33 is disposed between the first switch group 31 and the second switch group 32 and between the start system switch and the running state switch of the vehicle.

The first driving circuit 33 comprises an NPN triode Q1 and an NPN triode Q2, the base of the NPN triode Q1 is electrically connected with the first switch group 31, the collector of the NPN triode Q1 is connected with VCC, and the emitter of the NPN triode Q1 is connected with a starting system switch of the vehicle; the base electrode of the NPN triode Q1 is electrically connected with the second switch group 32, the collector electrode of the NPN triode Q1 is connected with VCC, and the emitter electrode of the NPN triode Q1 is connected with the driving state switch of the vehicle.

Referring to fig. 5, a fingerprint identification system 4 is disposed on a side of the touch screen 2 away from the driver, and the fingerprint identification system 4 includes a fingerprint identification sensor 41 and a second driving circuit 42 which are electrically connected in sequence; referring to fig. 6, the fingerprint recognition sensor 41 is located on a side of the touch screen 2 away from the driver, and a fluorescent layer 21 is disposed on a side of the touch screen 2 close to the fingerprint recognition sensor 41; the fluorescent layer 21 is provided with a cover 22 on a side thereof adjacent to the fingerprint recognition sensor 41.

Referring to fig. 7, the second driving circuit 42 includes a first resistor R1, one end of the first resistor R1 is electrically connected to the output end of the fingerprint sensor 41, the other end of the first resistor R1 is electrically connected to the gate of a MOS transistor Q1, the source of the MOS transistor Q1 is grounded, the drain of the MOS transistor Q1 is electrically connected to the anode of a diode D1, and the MOS transistor Q1 adopts IRFR 024; the cathode of the diode D1 is connected with +24V, the two ends of the diode are connected with a second resistor R2 and a first capacitor C1 in parallel, the second resistor R2 is arranged close to the cathode of the diode D1, the two ends of the diode D1 are also connected with a relay J1 in parallel, a pin 1 of the relay J1 is connected with +24V, a pin 2 of the relay J2 is connected with the anode of the diode D1, and the output end of the relay J1 is electrically connected with a starting system main switch of the vehicle.

Referring to fig. 5 and 8, the fingerprint recognition system 4 further includes a delay circuit 43 electrically connected between the fingerprint recognition sensor 41 and the second drive circuit 42.

The delay circuit 43 comprises a 555 time-base circuit, a pin 2 of the 555 time-base circuit is an input end, a pin 5 of the 555 time-base circuit is electrically connected with a cathode of a diode VD1, an anode of the diode VD1, a pin 4 and a pin 5 of the 555 time-base circuit are both connected with VCC, a pin 6, a pin 7 and a pin 2 of the 555 time-base circuit are simultaneously electrically connected with a resistor Rt, the other end of the resistor Rt is connected with VCC, the pin 2 of the 555 time-base circuit is also electrically connected with a resistor R10, the other end of the resistor R10 is connected with VCC, the pin 2 of the 555 time-base circuit is simultaneously electrically connected with a patch capacitor Ct, the other end of the patch capacitor Ct is grounded, a pin 1 of the 555 time-base circuit is grounded, a pin 3 of the 555 time-base.

The operator can set a delay circuit 43 between the configuration switch 3 and the start system switch or the driving state switch of the vehicle as required.

The implementation principle of the embodiment is as follows: when a driver drives a vehicle, the vehicle is started through the structure switch 3, the driving state of the vehicle is controlled through the structure switch 3 in the driving process, and switches which do not relate to the driving state, such as entertainment and the like, are controlled through the touch screen 2; because the touch screen 2 is sensitive, a driver is easy to touch the touch screen 2 in the driving process, and the structure switch 3 can be started by applying force by the driver, the driving state of the vehicle controlled by the structure switch 3 is not easy to change due to the touch of the driver in the driving process, so that the safety of the driver and passengers is guaranteed; the output signal of the configuration switch 3 is transmitted to the NPN transistor Q1, and the NPN transistor Q1 is turned on, and the output signal of the NPN transistor Q1 is transmitted to a start system switch of the vehicle or a switch of a vehicle state.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a take touch-sensitive screen and structure switch's steering wheel switch, is including setting up on steering wheel body (1), steering wheel body (1) includes connecting rod (11), its characterized in that: a touch screen (2) and a structural switch (3) are arranged on one side, close to a driver, of the connecting rod (11), the structural switch (3) is used for controlling the running state of a vehicle, a fingerprint identification system (4) is arranged on one side, far away from the driver, of the touch screen (2), the fingerprint identification system (4) comprises a fingerprint identification sensor (41) and a second driving circuit (42) which are sequentially and electrically connected, the second driving circuit (42) comprises a first resistor R1, one end of the first resistor R1 is electrically connected with the output end of the fingerprint identification sensor (41), the other end of the first resistor R1 is electrically connected with a grid electrode of a MOS tube Q1, a source electrode of the MOS tube Q1 is grounded, a drain electrode of the MOS tube Q1 is electrically connected with an anode of a diode D1, and the MOS tube Q1 adopts IR; the cathode of the diode D1 is connected with VCC, the two ends of the diode are connected with a second resistor R2 and a first capacitor C1 in parallel, the second resistor R2 is arranged close to the cathode of the diode D1, the two ends of the diode D1 are also connected with a relay J1 in parallel, a pin 1 of the relay J1 is connected with VCC, a pin 2 of the relay J2 is connected with the anode of the diode D1, and the output end of the relay J1 is electrically connected with a switch of a vehicle.

2. The steering wheel switch with the touch screen and the structure switch as claimed in claim 1, wherein: the fingerprint identification sensor (41) is located on one side, away from a driver, of the touch screen (2), and a fluorescent layer (21) is arranged on one side, close to the fingerprint identification sensor (41), of the touch screen (2).

3. The steering wheel switch with the touch screen and the structure switch as claimed in claim 2, wherein: and a cover plate (22) is arranged on one side of the fluorescent layer (21) close to the fingerprint identification sensor (41).

4. The steering wheel switch with the touch screen and the structure switch as claimed in claim 1, wherein: the structure switch (3) comprises a first switch group (31) and a second switch group (32), and a gap is reserved between the first switch group (31) and the second switch group (32).

5. The steering wheel switch with the touch screen and the structure switch as claimed in claim 4, wherein: the first switch group (31) and the second switch group (32) are respectively in signal connection with a starting system state switch of the vehicle and a switch of the vehicle state, and first driving circuits (33) are arranged among the first switch group (31), the second switch group (32), the starting system state switch of the vehicle and the switch of the vehicle state.

6. The steering wheel switch with the touch screen and the structure switch as claimed in claim 5, wherein: the first driving circuit (33) comprises an NPN triode Q1, the base electrode of the NPN triode Q1 is electrically connected with the first switch group (31) and the second switch group (32), the collector electrode of the NPN triode Q1 is connected with VCC, and the emitter electrode of the NPN triode Q1 is connected with a starting system state switch of the vehicle.

7. The steering wheel switch with the touch screen and the structure switch as claimed in claim 1, wherein: the fingerprint recognition system (4) further comprises a time delay circuit (43) electrically connected between the fingerprint recognition sensor (41) and the second drive circuit (42).

8. The steering wheel switch with the touch screen and the structure switch as claimed in claim 7, wherein: delay circuit (43) include 555 time base circuit, 555 time base circuit's pin 5 electricity is connected with diode VD 1's cathode, diode VD 1's positive pole 555 time base circuit's pin 4 and pin 5 all connect the VCC, 555 time base circuit's pin 6, pin 7 and pin 2 are electrically connected with resistance Rt simultaneously, and resistance Rt's another termination VCC, 555 time base circuit's pin 2 still is electrically connected with resistance R10, resistance R10's another termination VCC, 555 time base circuit's pin 2 is electrically connected with the paster electric capacity Ct simultaneously, the other end ground connection of paster electric capacity Ct, 555 time base circuit's pin 1 ground connection, 555 time base circuit's pin 3 electricity is connected with diode VD 2's cathode and ground, diode VD 2's anode ground connection.