CN107128286A - A kind of Special Automatic rainy day reaction unit of taxi and its control method - Google Patents

Abstract

The invention discloses a special automatic rainy weather response device for taxis and a control method thereof. It includes rain sensor, wiper controller, wiper motor, wiper combination switch, wiring harness, meter and automatic wiper switch, the rain sensor, wiper motor, wiper combination switch, meter and automatic wiper The switch is connected with the wiper controller through the wiring harness, and the wiper motor is connected with the combined wiper switch. The beneficial effects of the present invention are: on the basis of not developing the entire vehicle wiper system, realize automatic wiper configuration for taxis; realize the function of automatically adjusting the unit price of the taxi meter according to the amount of rainfall; The working hours meet the conditions for large-scale refitting; realize the universal design of the main engine factory and the aftermarket, and the skills meet the standardized operation of the original factory installation and meet the refitting needs of the aftermarket.

Description

A dedicated automatic rainy weather response device for taxis and its control method

technical field

The invention relates to the technical field related to electronic appliances, in particular to an automatic rainy weather response device for taxis and a control method thereof.

Background technique

The structure of the existing automatic wiper system is composed of a rain sensor, a controller, a wire harness, a switch and the like.

1) Applicable objects:

This type of wiring needs to disconnect the wiper INT gear (intermittent control gear) controller from the wiper switch, so it is only applicable to vehicles with an external INT gear controller. When the vehicle INT gear controller and the wiper switch are integrated, they cannot be disconnected, so this type of automatic wiper system is not suitable for this type of vehicle.

2) Connection method:

At present, most of the automatic wiper systems equipped in the market are to destroy the original wiring mode of the vehicle, and cut and reconnect to realize the control of the whole vehicle. This method will destroy the structure of the original vehicle, and there is a greater safety risk. At the same time, due to the large changes in this wiring method, it is not suitable for a large number of modifications in the later stage, and it cannot be installed on the original vehicle.

3) Independent features:

At present, most of the automatic wiper systems on the market are independent and embedded. The wiper control module is independent from the whole vehicle. It does not share information, cannot realize information interaction, and cannot realize vehicle signal extraction and processing.

Chinese patent application publication number: CN 102398569A, the application publication date is April 4, 2012, which discloses a car wiper system, which can automatically adjust the action frequency of the hanging arm according to the amount of rain, reducing the workload of the driver, and It provides drivers with a better view under different rainfall conditions. Its components include a processor module, a switch control module, a rain detection module, a CAN communication module, an output drive module, and a system power supply. The switch control module works on the processor module. The rain detection module sends the measured electrical signal to the processor module for processing, and the processor module sends the processed output control signal to the output drive module, and the output drive module adjusts the wiper motor after receiving the control signal. Rotating speed. The disadvantage of this invention is that it destroys the original wiring method of the vehicle, resulting in a greater safety risk; in addition, this is an independent embedded working method, which cannot realize information interaction with the entire vehicle.

Contents of the invention

The present invention aims to overcome the above-mentioned deficiencies in the prior art, and provides a special automatic rain response device for taxis that is safe and reliable and realizes vehicle information interaction and a control method thereof.

In order to achieve the above object, the present invention adopts the following technical solutions:

A dedicated automatic rain response device for taxis, comprising a rain sensor, a wiper controller, a wiper motor, a wiper combination switch, a wire harness, a taximeter and an automatic wiper switch, the rain sensor, the wiper motor, the wiper The combination switch, the meter and the automatic wiper switch are connected with the wiper controller through the wire harness, and the wiper motor is connected with the wiper combination switch.

The wiper combination switch is used to directly control the wiper motor, effectively avoiding the influence of the automatic wiper switch installation on the opponent's wiper mode; the vehicle wiper is divided into two modes, when the automatic wiper switch is turned off, the manual control switch function, through the wiper The combination switch controls the working state of the wiper motor; when the automatic wiper is turned on, the manual and automatic modes jointly control the operation of the wiper motor. When the rain sensor detects a rain signal, the wiper motor starts. The wiper mode can also control the working state of the wiper motor; this design does not need to destroy the original wiring method, so it is safer and more reliable for the whole vehicle; The motor connection realizes the interaction of vehicle information.

Preferably, the wiper combination switch includes a wiper high-speed switch, a wiper low-speed switch, a wiper intermittent switch, a wiper close switch and an intermittent controller, and the wiper motor is provided with a wiper high-speed wiring harness, The wiper low-speed wire harness and the wiper intermittent gear wire harness, one end of the wiper high-speed switch, one end of the wiper low-speed switch, one end of the wiper intermittent switch and one end of the wiper close switch are all connected to one end of the intermittent controller, The other end of the intermittent controller is connected to the wiper intermittent wire harness of the wiper motor, the other end of the wiper high-speed switch is connected to the wiper high-speed wire harness, the other end of the wiper low-speed switch, the wiper intermittent switch The other end of the wiper switch, the other end of the wiper close switch and the wiper low gear wire harness of the wiper motor are connected to the wiper controller. Through the design of the combined wiper switch, both the automatic wiper mode and the manual wiper mode are realized; at the same time, the automatic wiper mode is connected with the vehicle line through the line connection, and the automatic wiper mode and vehicle information are realized. Intercommunication, the whole vehicle can effectively read the rain signal of the automatic wiper mode, and transmit the rain signal to the meter (and other signal receiving equipment), so that the whole vehicle can adjust the charging unit price of the meter according to the amount of rainfall.

Preferably, the combined wiper switch further includes a washing switch and a washing electrode, one end of the washing switch is connected to an intermittent controller, and the other end of the washing switch is connected to a washing motor. This design ensures the normal use requirements of the washing motor.

Preferably, one end of the meter is connected to the low-speed wiper switch of the combined wiper switch, and the other end of the meter is connected to the high-speed wiring harness of the wiper motor. This design can meet the requirements of different pricing methods in different environments; at the same time, the vehicle embedded technology is used to integrate the meter circuit into the vehicle instrument wiring harness to avoid the risk of broken wiring.

The present invention also provides a control method of a dedicated automatic rainy weather response device for taxis, comprising the steps of:

(1) The automatic wiper switch is turned on, the wiper controller and the intermittent controller start to work, and the rain sensor detects the amount of rain;

(2) When the vehicle is in sunny weather, the rain sensor has no signal transmitted to the wiper controller, the wiper controller has no output voltage to the wiper motor, the wiper motor has no action, and the wiper does not work;

(3) When the vehicle is in a light rainy day, the rain sensor receives the rain signal and transmits the signal to the wiper controller. The wiper controller outputs voltage to the wiper motor through the wiper low-speed wire harness. The wiper motor rotates at a low speed, and the wiper work at low speed;

(4) When the rainfall increases, the output signal of the rain sensor changes, and the wiper controller senses the signal change of the rain sensor, and the wiper controller outputs the voltage to the wiper motor through the wiper high-speed wiring harness, thereby switching to the high-speed mode. The wiper motor rotates at high speed, and the wiper works at high speed;

(5) When the automatic wiper switch is turned off, the wiper controller and the intermittent controller stop working, and the wiper high-speed switch, wiper low-speed switch, wiper intermittent switch and wiper closing switch of the wiper combination switch control the wiper motor working status.

Preferably, in step (2), when the vehicle is in sunny weather, the wiper does not work, the wiper low-speed wiring harness is at low level, the wiper high-speed wiring harness is at low level, and the meter senses no high-level signal, The charging mode of the meter is in the normal charging mode.

Preferably, in step (3), when the vehicle is in a light rainy day, the wiper motor operates at a low speed, the wiper low-speed wiring harness is at a high level, the wiper high-speed wiring harness is at a low level, and the meter senses that the wiper low-speed The high level of the wiring harness, the charging mode is switched to the light rainy day charging mode.

Preferably, in step (4), when the amount of rain increases, the wiper motor operates at high speed, the wiring harness of the low-speed wiper is at a low level, the wiring harness of the high-speed wiper is at a high level, and the meter senses that the high-speed wiper The high level of the wiring harness, the charging mode is switched to the heavy rainy day charging mode.

The beneficial effects of the present invention are: on the basis of not developing the entire vehicle wiper system, realize automatic wiper configuration for taxis; realize the function of automatically adjusting the unit price of the taxi meter according to the amount of rainfall; The working hours meet the conditions for large-scale refitting; realize the universal design of the main engine factory and the aftermarket, and the skills meet the standardized operation of the original factory installation and meet the refitting needs of the aftermarket.

Description of drawings

Fig. 1 is a schematic circuit diagram of the present invention.

In the figure: 1. Rain sensor, 2. Wiper controller, 3. Wiper motor, 4. Wiper combination switch, 5. Wiring harness, 6. Meter, 7. Automatic wiper switch, 8. Intermittent controller, 9. Wiper harness for low-speed gear, 10. Wiper harness for high-speed gear, 11. Wiper harness for intermittent gear, 12. Washing switch, 13. Washing motor.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

In the embodiment as shown in Figure 1, a special automatic rain response device for taxis includes a rain sensor 1, a wiper controller 2, a wiper motor 3, a wiper combination switch 4, a wiring harness 5, a taximeter 6 and an automatic Wiper switch 7, rain sensor 1, wiper motor 3, wiper combination switch 4, meter 6 and automatic wiper switch 7 are connected to wiper controller 2 through wire harness 5, wiper motor 3 and wiper combination switch 4 connect.

The wiper combination switch 4 includes a wiper high-speed switch, a wiper low-speed switch, a wiper intermittent switch, a wiper close switch and an intermittent controller 8. The wiper motor 3 is provided with a wiper high-speed wire harness 10 and a wiper low-speed wire harness. 9 and the wiper intermittent gear wire harness 11, one end of the wiper high-speed switch, one end of the wiper low-speed switch, one end of the wiper intermittent switch and one end of the wiper close switch are all connected to one end of the intermittent controller 8, and the intermittent controller 8 The other end of the wiper motor 3 is connected to the wiper intermittent wire harness 11, the other end of the wiper high-speed switch is connected to the wiper high-speed wire harness 10, the other end of the wiper low-speed switch, the other end of the wiper intermittent switch, the wiper The other end of the closed switch is connected with the wiper low gear wiring harness 9 of the wiper motor 3 and the wiper controller 2 . Wherein: the wiper combination switch 4 also includes a washing switch 12 and a washing electrode, one end of the washing switch 12 is connected to the intermittent controller 8, and the other end of the washing switch 12 is connected to the washing motor 13; one end of the meter 6 is connected to the wiper combination switch 4 Wiper low-speed switch, the other end of meter 6 is connected to wiper high-speed wiring harness 10 of wiper motor 3 .

The present invention also provides a control method of a dedicated automatic rainy weather response device for taxis, comprising the steps of:

(1) The automatic wiper switch 7 is turned on, the wiper controller 2 and the intermittent controller 8 start to work, and the rain sensor 1 detects the amount of rain;

(2) When the vehicle is in sunny weather, the rain sensor 1 has no signal transmitted to the wiper controller 2, the wiper controller 2 has no output voltage to the wiper motor 3, the wiper motor 3 has no action, and the wiper does not work; among them, When the vehicle is in sunny weather, the wiper does not work, the wiper low-speed wire harness 9 is at low level, the wiper high-speed wire harness 10 is at low level, the meter 6 senses no high-level signal, and the charging mode of the meter 6 is at Normal billing mode;

(3) When the vehicle is in a light rainy day, the rain sensor 1 receives the rain signal and transmits the signal to the wiper controller 2, and the wiper controller 2 outputs the voltage to the wiper motor 3 through the wiper low-speed wiring harness 9, and the wiper motor 3 rotates at a low speed, and the wiper works at a low speed; among them, when the vehicle is in a light rainy day, the wiper motor 3 works at a low speed, the wiper low-speed wire harness 9 is at a high level, the wiper high-speed wire harness 10 is at a low level, and the meter 6 senses To the high level of the wiper low-speed wire harness 9, the charging mode is switched to the light rainy day charging mode;

(4) When the rainfall increases, the output signal of the rain sensor 1 changes, and the wiper controller 2 senses the signal change of the rain sensor 1, and the wiper controller 2 outputs the voltage to the wiper motor 3 through the wiper high-speed wiring harness 10 , so as to switch the high-speed mode, the wiper motor 3 rotates at a high speed, and the wiper operates at a high speed gear; wherein, when the amount of rain increases, the wiper motor 3 works at a high speed, the wiper low-speed wire harness 9 is at a low level, and the wiper high-speed gear The wiring harness 10 is at a high level, the meter 6 senses the high level of the wiper high-speed wiring harness 10, and the charging mode is switched to the heavy rainy day charging mode;

(5) When the automatic wiper switch 7 is turned off, the wiper controller 2 and the intermittent controller 8 stop working, and the wiper high-speed switch, wiper low-speed switch, wiper intermittent switch and wiper closing switch of the wiper combination switch 4 Control the working state of the wiper motor 3.

The present invention adopts the independent control of the intermittent gear, and the intermittent controller 8 directly controls the wiper motor 3, effectively avoiding the influence of the automatic wiper switch 7 installed on the opponent's wiper mode. The vehicle wiper has two modes. When the automatic wiper switch 7 is turned off, the switch function is manually controlled, and the working state of the wiper motor 3 is controlled by the combined wiper switch 4; when the automatic wiper switch 7 is turned on, the manual and automatic modes are common Control the operation of the wiper motor 3. When the rain sensor 1 detects a rain signal, the wiper motor 3 starts. When the rain sensor 1 detects no rain signal, the working state of the wiper can also be controlled by the manual wiper switch. Through the line connection, the automatic wiper is connected with the whole vehicle line to realize the information exchange between the automatic wiper and the whole vehicle, and the whole vehicle can effectively read the rain signal of the automatic wiper, and transmit the rain signal to the meter 6 (and other signals Receiving equipment) to realize the adjustment of the unit price of the meter 6 according to the amount of rainfall; at the same time, using the embedded technology of the whole vehicle, the circuit of the meter 6 is integrated into the instrument wiring harness of the vehicle to avoid the risk of broken wiring. In addition, the line interface is designed under the left A-pillar, which is easy to disassemble and assemble on the whole vehicle, which can not only ensure the original factory production, but also ensure mass modification in the aftermarket.

Claims (8)

1. a kind of Special Automatic rainy day reaction unit of taxi, it is characterized in that, including rain sensor (1), wiper controller (2), rain shaving electrical machine (3), windscreen wiper stacked switch (4), wire harness (5), fee register (6) and automatic wiper switch (7), described rainfall Sensor (1), rain shaving electrical machine (3), windscreen wiper stacked switch (4), fee register (6) and automatic wiper switch (7) by wire harness (5) with Wiper controller (2) is connected, and described rain shaving electrical machine (3) is connected with windscreen wiper stacked switch (4).

2. the Special Automatic rainy day reaction unit of a kind of taxi according to claim 1, it is characterized in that, described windscreen wiper group Combination switch (4) includes windscreen wiper speed-sensitive switch, windscreen wiper low speed switch, windscreen wiper pause switch, windscreen wiper closure switch and intermittent controller (8), described rain shaving electrical machine (3) is provided with windscreen wiper top gear wire harness (10), windscreen wiper low or first gear wire harness (9) and windscreen wiper interval shelves line Beam (11), one end, one end of windscreen wiper low speed switch, one end of windscreen wiper pause switch and the windscreen wiper closure of the windscreen wiper speed-sensitive switch The one end of one end of switch with intermittent controller (8) is connected, the other end connection rain shaving electrical machine of the intermittent controller (8) (3) windscreen wiper interval shelves wire harness (11), the other end of the windscreen wiper speed-sensitive switch is connected with windscreen wiper top gear wire harness (10), described The other end of windscreen wiper low speed switch, the other end of windscreen wiper pause switch, the other end of windscreen wiper closure switch and rain shaving electrical machine (3) Windscreen wiper low or first gear wire harness (9) is connected with wiper controller (2).

3. the Special Automatic rainy day reaction unit of a kind of taxi according to claim 2, it is characterized in that, described windscreen wiper group Combination switch (4) also includes wash switch (12) and washing motor (13), one end connection tapping mode of the wash switch (12) Device (8), the other end connection washing motor (13) of the wash switch (12).

4. the Special Automatic rainy day reaction unit of a kind of taxi according to claim 2, it is characterized in that, the fee register (6) the windscreen wiper low speed switch of one end connection windscreen wiper stacked switch (4), the other end connection rain shaving electrical machine of the fee register (6) (3) windscreen wiper top gear wire harness (10).

5. a kind of control method of the Special Automatic rainy day reaction unit of taxi, it is characterized in that, comprise the following steps：

(1) automatic wiper switch is opened, and wiper controller and intermittent controller are started working, and rain sensor detection rainfall is big It is small；

(2) when vehicle is in fine day, rain sensor no signal is transmitted to wiper controller, and wiper controller is without output voltage To rain shaving electrical machine, rain shaving electrical machine attonity, windscreen wiper does not work；

(3) when vehicle is in the small rainy day, rain sensor receives rainfall signal and transmits a signal to wiper controller, rain Scrape controller and pass through windscreen wiper low or first gear wire harness output voltage to rain shaving electrical machine, rain shaving electrical machine low speed rotation, windscreen wiper tick-over；

(4) when rainfall is increased, the output signal change of rain sensor, wiper controller senses the signal of rain sensor Change, wiper controller by windscreen wiper top gear wire harness output voltage to rain shaving electrical machine, so as to switch fast mode, rain shaving electrical machine Rotate at a high speed, windscreen wiper works in top gear；

(5) when automatic wiper, which is switched, closes, wiper controller and intermittent controller are stopped, the windscreen wiper of windscreen wiper stacked switch Speed-sensitive switch, windscreen wiper low speed switch, windscreen wiper pause switch and windscreen wiper closure switch control the working condition of rain shaving electrical machine.

6. a kind of control method of the Special Automatic rainy day reaction unit of taxi according to claim 5, it is characterized in that, In step (2), when vehicle is in fine day, windscreen wiper does not work, and windscreen wiper low or first gear wire harness is in low level, windscreen wiper top gear wire harness In low level, fee register sensing is in common charge mode without high level signal, the charging mode of fee register.

7. a kind of control method of the Special Automatic rainy day reaction unit of taxi according to claim 5, it is characterized in that, In step (3), when vehicle is in the small rainy day, rain shaving electrical machine tick-over, windscreen wiper low or first gear wire harness is in high level, and windscreen wiper is at a high speed Shelves wire harness is in low level, and fee register senses the high level of windscreen wiper low or first gear wire harness, and charging mode switches to small rainy day charging Pattern.

8. a kind of control method of the Special Automatic rainy day reaction unit of taxi according to claim 5, it is characterized in that, In step (4), when rainfall is increased, rain shaving electrical machine high speed operation, windscreen wiper low or first gear wire harness is in low level, windscreen wiper top gear wire harness In high level, fee register senses the high level of windscreen wiper top gear wire harness, and charging mode switches to big rainy day charge mode.