CN111845780A - Method and device for preventing hand brake from being pulled and vehicle - Google Patents
Method and device for preventing hand brake from being pulled and vehicle Download PDFInfo
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- CN111845780A CN111845780A CN201910363507.6A CN201910363507A CN111845780A CN 111845780 A CN111845780 A CN 111845780A CN 201910363507 A CN201910363507 A CN 201910363507A CN 111845780 A CN111845780 A CN 111845780A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
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Abstract
The invention discloses a method and a device for preventing a hand brake from being pulled, and a vehicle, wherein the method for preventing the hand brake from being pulled comprises the following steps: s1, judging whether the vehicle is in a power-on state or a power-off state, and entering S2 when the vehicle is in the power-off state; s2, judging whether the hand brake is pulled up, and entering S3 when the hand brake is not pulled up; and S3, judging the position of the driver, and sending out corresponding alarm level prompt information according to the position of the driver. By adopting the method for preventing the hand brake from being pulled, whether the driver intends to leave the vehicle after the vehicle is powered off can be effectively detected, and the alarming emergency degree of the hand brake which is not pulled can be distinguished.
Description
Technical Field
The invention relates to the field of automobile braking, in particular to a method and a device for preventing a hand brake from being pulled and a vehicle.
Background
With the rapid development of the automobile industry, people have higher and higher requirements on the comfort and safety of automobiles. The hand brake is an important automobile safety component when an automobile is parked statically, and can ensure that wheels are locked when the automobile is parked under various road conditions, so that the occurrence of an automobile slipping accident is avoided. Many drivers often forget to pull up the handbrake after the power is off, resulting in possible vehicle slipping.
Problems existing in the prior art: 1. only voice alarm is provided, and the alarm prompting mode is single; 2. the driver can not detect whether the driver intends to leave the vehicle after the vehicle is powered off, and the alarm emergency degree can not be distinguished; 3. when a driver releases the hand brake after the vehicle is electrified and intends to start, redundant alarm can be generated, and the normal use of the vehicle by the driver is interfered.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the art described above. Therefore, a first object of the present invention is to provide a method for preventing a handbrake from being pulled, which can effectively detect whether a driver intends to leave a vehicle after the vehicle is powered off, and distinguish the alarm emergency degree of the handbrake not being pulled.
A second object of the present invention is to provide a device for preventing the handbrake from being pulled.
A third object of the invention is to propose a vehicle.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides a method for preventing a handbrake from being pulled, including:
s1, judging whether the vehicle is in a power-on state or a power-off state, and entering S2 when the vehicle is in the power-off state;
s2, judging whether the hand brake is pulled up, and entering S3 when the hand brake is not pulled up;
and S3, judging the position of the driver, and sending out corresponding alarm level prompt information according to the position of the driver.
According to the method for preventing the hand brake from being pulled, when the vehicle is in a power-off state and the hand brake is not pulled, the position of a driver is judged, and prompt information of different alarm levels is sent out according to different positions of the driver. Therefore, whether the driver intends to leave the vehicle after the vehicle is powered off can be effectively detected, and the alarm emergency degree of the hand brake which is not pulled is distinguished.
According to some embodiments of the invention, the determining the position of the driver and sending out the corresponding warning level prompt message according to the position of the driver comprises:
s41, judging whether the driver leaves the seat or not, and if not, entering S42; if the driver leaves the seat, go to S43;
s42, sending a primary alarm, controlling a display unit to display an alarm prompt, and controlling a buzzer to buzz;
s43, judging whether the driver leaves the vehicle or not, and entering S44 if the driver does not leave the vehicle; if the driver leaves the vehicle, go to S45;
s44, sending a secondary alarm, controlling the display unit to display an alarm prompt, controlling the buzzer to buzz, and controlling the voice unit to broadcast the alarm prompt;
and S45, giving a three-level alarm, and controlling a loudspeaker to continuously sound and a vehicle lamp to flash.
According to some embodiments of the invention, the determining whether the driver is out of the seat comprises:
whether the driver leaves the seat is judged through signals detected by a temperature sensor and a pressure sensor arranged below the seat cushion.
According to some embodiments of the invention, the determining whether the driver is out of the seat comprises:
whether the driver leaves the seat is judged through signals detected by a pressure sensor arranged below the seat cushion and a grating sensor arranged beside the seat.
According to some embodiments of the invention, the determining whether the driver is away from the vehicle comprises:
acquiring environment images inside and outside the vehicle;
determining whether the driver leaves the vehicle according to the environment image.
According to some embodiments of the invention, after the sending out the corresponding alarm level prompt message, the method for preventing the handbrake from being pulled further comprises:
and when the pull-up of the hand brake is detected, stopping sending out the corresponding alarm level prompt information.
According to some embodiments of the invention, after the sending out the corresponding alarm level prompt message, the method for preventing the handbrake from being pulled further comprises:
acquiring the continuous prompt time of the prompt information of the current alarm level;
And determining whether the continuous prompting time is greater than or equal to a first preset time threshold, and stopping sending the current alarm level prompting information when the continuous prompting time is greater than or equal to the first preset time threshold.
In order to achieve the above object, a second embodiment of the present invention provides a device for preventing a handbrake from being pulled, comprising:
the first judgment module is used for judging whether the vehicle is in a power-on state or a power-off state;
the second judging module is used for judging whether the hand brake is pulled up or not when the vehicle is in a power-off state;
the third judgment module is used for judging the position of a driver when the hand brake is not pulled up;
and the alarm module is used for sending out corresponding alarm level prompt information according to the position of the driver.
According to the device for preventing the hand brake from being pulled, when the vehicle is in a power-off state and the hand brake is not pulled, the position of a driver is judged, and prompt information of different alarm levels is sent out according to different positions of the driver. Therefore, whether the driver intends to leave the vehicle after the vehicle is powered off can be effectively detected, and the alarm emergency degree of the hand brake which is not pulled is distinguished.
According to some embodiments of the invention, the third determination module is for determining a position of a driver, and comprises: the third judgment module is used for judging whether the driver leaves the seat or not and judging whether the driver leaves the vehicle or not;
The alarm module is used for:
when the third judgment module judges that the driver does not leave the seat, a first-level alarm is sent out, the display unit is controlled to display an alarm prompt, and the buzzer is controlled to send out buzzing;
when the third judgment module judges that the driver leaves the seat but does not leave the vehicle, the second-level alarm is sent out, the display unit is controlled to display the alarm prompt, the buzzer is controlled to send out buzzing, and the voice unit is controlled to broadcast the alarm prompt;
and when the third judgment module judges that the driver leaves the vehicle, the third judgment module gives out a three-level alarm to control the loudspeaker to continuously make a sound and the lamp to flash.
According to some embodiments of the invention, the third determination module comprises a temperature sensor and a pressure sensor disposed under the seat cushion.
According to some embodiments of the invention, the third determination module comprises a pressure sensor disposed under the seat cushion and a grating sensor disposed beside the seat.
According to some embodiments of the invention, the third determining module comprises:
the first acquisition module is used for acquiring environment images inside and outside the vehicle; and
a first determination module determines whether the driver is away from the vehicle based on the environment image.
According to some embodiments of the invention, the second determination module is configured to detect whether the handbrake is pulled up after the corresponding warning level prompt message is sent out.
According to some embodiments of the invention, the means for preventing the handbrake from being pulled further comprises:
the second acquisition module is used for acquiring the continuous prompt time of the prompt information of the current alarm level; and
and the second determination module is used for determining whether the continuous prompting time is greater than or equal to a first preset time threshold value or not, and stopping sending the prompt information of the current alarm level when the continuous prompting time is determined to be greater than or equal to the first preset time threshold value.
In order to achieve the above object, a third embodiment of the present invention provides a vehicle including the above device for preventing the handbrake from being pulled.
According to the vehicle in the third aspect of the invention, when the vehicle is in the power-off state and the hand brake is not pulled, the position of the driver is judged, and the prompting information of different alarm levels is sent out according to different positions of the driver. Therefore, whether the driver intends to leave the vehicle after the vehicle is powered off can be effectively detected, and the alarm emergency degree of the hand brake which is not pulled is distinguished.
Drawings
Fig. 1 is a flowchart of a method of preventing a handbrake from being pulled according to one embodiment of the present invention.
Fig. 2 is a flow chart of a method for issuing corresponding alert level notification information according to one embodiment of the present invention.
Fig. 3 is a block diagram of an apparatus for preventing a handbrake from being undrawn according to an embodiment of the present invention.
FIG. 4 is a block diagram of a vehicle according to one embodiment of the present invention.
Reference numerals:
the device comprises a vehicle 1000, a device 100 for preventing a hand brake from being pulled, a first judgment module 1, a second judgment module 2, a third judgment module 3 and an alarm module 4.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, 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 illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
A method, an apparatus 100, and a vehicle 1000 for preventing a handbrake from being pulled are described below with reference to the accompanying drawings.
As shown in fig. 1 to 4, a first embodiment of the present invention provides a method for preventing a handbrake from being pulled, including:
s1, judging whether the vehicle is in a power-on state or a power-off state, and entering S2 when the vehicle is in the power-off state;
s2, judging whether the hand brake is pulled up, and entering S3 when the hand brake is not pulled up;
And S3, judging the position of the driver, and sending out corresponding alarm level prompt information according to the position of the driver.
According to the method for preventing the hand brake from being pulled, when the vehicle is in a power-off state and the hand brake is not pulled, the position of a driver is judged, and prompt information of different alarm levels is sent out according to different positions of the driver. Therefore, whether the driver intends to leave the vehicle after the vehicle is powered off can be effectively detected, and the alarm emergency degree of the hand brake which is not pulled is distinguished.
As shown in fig. 2, in an embodiment, the determining the position of the driver and sending out the corresponding warning level prompt message according to the position of the driver includes:
s41, judging whether the driver leaves the seat or not, and if not, entering S42; if the driver leaves the seat, go to S43;
s42, sending a primary alarm, controlling a display unit to display an alarm prompt, and controlling a buzzer to buzz;
s43, judging whether the driver leaves the vehicle or not, and entering S44 if the driver does not leave the vehicle; if the driver leaves the vehicle, go to S45;
s44, sending a secondary alarm, controlling the display unit to display an alarm prompt, controlling the buzzer to buzz, and controlling the voice unit to broadcast the alarm prompt;
And S45, giving a three-level alarm, and controlling a loudspeaker to continuously sound and a vehicle lamp to flash.
Sending out corresponding alarm level prompt information according to the position of a driver, specifically, sending out a first-level alarm when the driver does not pull a handbrake and leaves a seat, controlling a display unit to display an alarm prompt, and controlling a buzzer to buzz; when a driver does not pull a hand brake, leaves a seat and does not leave a vehicle, a secondary alarm is sent out, the display unit is controlled to display an alarm prompt, the buzzer is controlled to send out buzzing, and the voice unit is controlled to broadcast the alarm prompt; when the driver does not pull the hand brake and leaves the vehicle, a three-level alarm is given out to control the loudspeaker to continuously sound and the vehicle lamp to flash. Through the judgement to the driver position, can effectively detect whether the driver has the intention of leaving the car after the vehicle is returned to electricity, position difference according to the driver, send corresponding warning rank prompt message, the warning emergency degree that does not draw the manual brake distinguishes, also be favorable to the warning to other vehicles, so that the driver of other vehicles takes measures, can understand, when sending tertiary warning, control loudspeaker lasts sound and car light scintillation, also remind other vehicles to pay attention to taking measures according to actual conditions simultaneously, reduce the traffic accident, the security of protection personnel. Meanwhile, the problem that only voice alarm and single alarm prompting mode exist in the prior art is solved, so that a driver can be effectively reminded to pull up the hand brake.
The display unit may include at least one of a central control panel, a liquid crystal display, and a combination instrument, and in one embodiment, the central control panel displays a text alarm prompt such as "please pull the handbrake"; the voice unit comprises a driving recorder, and in one embodiment, the driving recorder sends out voice alarm prompts such as 'please return to a driving position and pull up a hand brake'.
In one embodiment, when the vehicle is in the power-off state and the hand brake is not pulled, the determining whether the driver leaves the seat includes:
whether a driver leaves a seat is judged through sensing signals of a temperature sensor and a pressure sensor which are arranged below a cushion to information on the seat.
Whether a driver is on a seat or not is detected through the common sensing of the temperature sensor and the pressure sensor, the temperature sensor is arranged to avoid that the driver is not on the seat because the driver puts articles on the seat, but the pressure sensor detects the wrong judgment of the driver on the seat, and the accuracy of judging whether the driver is on the seat is improved.
In one embodiment, when the vehicle is in the power-off state and the hand brake is not pulled, the determining whether the driver leaves the seat includes:
whether a driver leaves a seat is judged through sensing signals of a pressure sensor arranged below a cushion and a grating sensor arranged beside the seat to information on the seat.
Whether the driver is on the seat or not is detected through the common sensing of the grating sensor and the pressure sensor, the arrangement of the grating sensor avoids the situation that the driver is not on the seat because the driver puts articles on the seat, but the pressure sensor detects the wrong judgment of the driver on the seat, and the accuracy of judging whether the driver is on the seat is improved.
In one embodiment, when the vehicle is in a power-off state and the hand brake is not pulled, the determining whether the driver is the vehicle includes:
acquiring environment images inside and outside the vehicle;
determining whether the driver leaves the vehicle according to the environment image.
In one possible implementation, the images of the environment inside and outside the vehicle may be acquired by image capturing devices (e.g., cameras) installed outside and inside the vehicle. The position of the driver can be effectively judged according to the environment images inside and outside the vehicle, and whether the driver leaves the vehicle or not is determined.
In an embodiment, after issuing the corresponding warning level prompt, the method for preventing the handbrake from being pulled further includes: and when the pull-up of the hand brake is detected, stopping sending out the corresponding alarm level prompt information.
Specifically, if the current alarm level is a first-level alarm, when the hand brake is pulled up, the display unit does not display the alarm prompt, and the buzzer does not buzz. When the pull-up of the hand brake is detected, the corresponding alarm level prompt information is stopped being sent, and by adopting the method, a driver can be continuously reminded to pull up the hand brake until the hand brake is pulled up, so that the accuracy and the safety can be improved, and the user experience is improved.
In an embodiment, after issuing the corresponding warning level prompt, the method for preventing the handbrake from being pulled further includes:
acquiring the continuous prompt time of the prompt information of the current alarm level;
and determining whether the continuous prompting time is greater than or equal to a first preset time threshold, and stopping sending the current alarm level prompting information when the continuous prompting time is greater than or equal to the first preset time threshold.
It should be noted that after step S3 is executed, the driver usually pulls up the hand brake for the first time to keep the vehicle in the static state of pulling up the hand brake, and if the current alarm level prompt information is continuously output, not only the system resources are wasted, but also the user experience is affected due to the large sound pollution. Through the step of stopping alarming, system resources can be saved, and user experience is improved.
The second embodiment of the present invention provides a device 100 for preventing a handbrake from being pulled, as shown in fig. 3, comprising:
the first judgment module 1 is used for judging whether the vehicle is in a power-on state or a power-off state;
the second judging module 2 is used for judging whether the hand brake is pulled up or not when the vehicle is in a power-off state;
the third judgment module 3 is used for judging the position of a driver when the hand brake is not pulled up;
And the alarm module 4 is used for sending out corresponding alarm level prompt information according to the position of the driver.
According to the device 100 for preventing the hand brake from being pulled, when the vehicle is in the power-off state and the hand brake is not pulled, the position of the driver is judged, and the prompting information of different alarm levels is sent out according to different positions of the driver. Whether the driver has the intention of leaving the vehicle after the vehicle is powered off can be effectively detected, and the alarm emergency degree of the hand brake which is not pulled is distinguished.
It can be understood that when the vehicle is in a power-on state, the start button is pressed to open the circuit, so that the vehicle is in a power-off state; or when the vehicle is in a power-off state, the starting button is pressed to connect the circuit, so that the vehicle is in a power-on state.
It is understood that whether the handbrake is pulled up is judged by the parking sensor.
In one embodiment, the third determining module is configured to determine the position of the driver, and includes: the third judgment module is used for judging whether the driver leaves the seat or not and judging whether the driver leaves the vehicle or not;
the alarm module is used for:
when the third judgment module judges that the driver does not leave the seat, a first-level alarm is sent out, the display unit is controlled to display an alarm prompt, and the buzzer is controlled to send out buzzing;
When the third judgment module judges that the driver leaves the seat but does not leave the vehicle, the second-level alarm is sent out, the display unit is controlled to display the alarm prompt, the buzzer is controlled to send out buzzing, and the voice unit is controlled to broadcast the alarm prompt;
and when the third judgment module judges that the driver leaves the vehicle, the third judgment module gives out a three-level alarm to control the loudspeaker to continuously make a sound and the lamp to flash.
Sending out corresponding alarm level prompt information according to the position of a driver, specifically, sending out a first-level alarm when the driver does not pull a handbrake and leaves a seat, controlling a display unit to display an alarm prompt, and controlling a buzzer to buzz; when a driver does not pull a hand brake, leaves a seat and does not leave a vehicle, a secondary alarm is sent out, the display unit is controlled to display an alarm prompt, the buzzer is controlled to send out buzzing, and the voice unit is controlled to broadcast the alarm prompt; when the driver does not pull the hand brake and leaves the vehicle, a three-level alarm is given out to control the loudspeaker to continuously sound and the vehicle lamp to flash. Through the judgement to the driver position, can effectively detect whether the driver has the intention of leaving the car after the vehicle is returned to electricity, position difference according to the driver, send corresponding warning rank prompt message, the warning emergency degree that does not draw the manual brake distinguishes, also be favorable to the warning to other vehicles, so that the driver of other vehicles takes measures, can understand, when sending tertiary warning, control loudspeaker lasts sound and car light scintillation, also remind other vehicles to pay attention to taking measures according to actual conditions simultaneously, reduce the traffic accident, the security of protection personnel. Meanwhile, the problem that only voice alarm and single alarm prompting mode exist in the prior art is solved, so that a driver can be effectively reminded to pull up the hand brake.
The display unit may include at least one of a central control panel, a liquid crystal display, and a combination instrument, and in one embodiment, the central control panel displays a text alarm prompt such as "please pull the handbrake"; the voice unit comprises a driving recorder, and in one embodiment, the driving recorder sends out voice alarm prompts such as 'please return to a driving position and pull up a hand brake'.
In an embodiment, the third determining module 3 includes a temperature sensor and a pressure sensor disposed below the seat cushion.
Whether a driver is on a seat or not is detected through the common sensing of the temperature sensor and the pressure sensor, the temperature sensor is arranged to avoid that the driver is not on the seat because the driver puts articles on the seat, but the pressure sensor detects the wrong judgment of the driver on the seat, and the accuracy of judging whether the driver is on the seat is improved.
In one embodiment, the third determining module 3 includes a pressure sensor disposed under the seat cushion and a grating sensor disposed beside the seat.
Whether the driver is on the seat or not is detected through the common sensing of the grating sensor and the pressure sensor, the arrangement of the grating sensor avoids the situation that the driver is not on the seat because the driver puts articles on the seat, but the pressure sensor detects the wrong judgment of the driver on the seat, and the accuracy of judging whether the driver is on the seat is improved.
In an embodiment, the third determining module 3 includes:
the first acquisition module is used for acquiring environment images inside and outside the vehicle;
a first determination module determines whether the driver is away from the vehicle based on the environment image.
In one possible implementation, the images of the environment inside and outside the vehicle may be acquired by image capturing devices (e.g., cameras) installed outside and inside the vehicle. The position of the driver can be effectively judged according to the environment images inside and outside the vehicle, and whether the driver leaves the vehicle or not is determined.
In an embodiment, the second determining module 2 in the device 100 for preventing the handbrake from being pulled is used for detecting whether the handbrake is pulled after the corresponding alarm level prompt message is sent. And when the pull-up of the hand brake is detected, stopping sending out the corresponding alarm level prompt information.
Specifically, if the current alarm level is a first-level alarm, when the hand brake is pulled up, the display unit does not display the alarm prompt, and the buzzer does not buzz. When the pull-up of the hand brake is detected, the corresponding alarm level prompt information is stopped being sent, and by adopting the method, a driver can be continuously reminded to pull up the hand brake until the hand brake is pulled up, so that the accuracy and the safety can be improved, and the user experience is improved.
In an embodiment, the device 100 for preventing the handbrake from being pulled further comprises:
the second acquisition module is used for acquiring the continuous prompt time of the prompt information of the current alarm level; and
and the second determination module is used for determining whether the continuous prompting time is greater than or equal to a first preset time threshold value or not, and stopping sending the prompt information of the current alarm level when the continuous prompting time is determined to be greater than or equal to the first preset time threshold value.
It should be noted that after step S3 is executed, the driver usually pulls up the hand brake for the first time to keep the vehicle in the static state of pulling up the hand brake, and if the current alarm level prompt information is continuously output, not only the system resources are wasted, but also the user experience is affected due to the large sound pollution. Through the step of stopping alarming, system resources can be saved, and user experience is improved.
A third embodiment of the present invention provides a vehicle 1000, as shown in fig. 4, including the above-mentioned device 100 for preventing the handbrake from being pulled.
According to the vehicle 1000 of the third aspect of the invention, when the vehicle is in the power-off state and the hand brake is not pulled, the position of the driver is judged, and different alarm level prompt messages are sent out according to different positions of the driver. Therefore, whether the driver intends to leave the vehicle after the vehicle is powered off can be effectively detected, and the alarm emergency degree of the hand brake which is not pulled is distinguished.
Furthermore, the terms "first", "second" and "first" 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. 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 invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (15)
1. A method of preventing a handbrake from being undrawn, comprising:
S1, judging whether the vehicle is in a power-on state or a power-off state, and entering S2 when the vehicle is in the power-off state;
s2, judging whether the hand brake is pulled up, and entering S3 when the hand brake is not pulled up;
and S3, judging the position of the driver, and sending out corresponding alarm level prompt information according to the position of the driver.
2. The method for preventing the brake from being pulled continuously as claimed in claim 1, wherein the determining the position of the driver and sending out the corresponding warning level prompt message according to the position of the driver comprises:
s41, judging whether the driver leaves the seat or not, and if not, entering S42; if the driver leaves the seat, go to S43;
s42, sending a primary alarm, controlling a display unit to display an alarm prompt, and controlling a buzzer to buzz;
s43, judging whether the driver leaves the vehicle or not, and entering S44 if the driver does not leave the vehicle; if the driver leaves the vehicle, go to S45;
s44, sending a secondary alarm, controlling the display unit to display an alarm prompt, controlling the buzzer to buzz, and controlling the voice unit to broadcast the alarm prompt;
and S45, giving a three-level alarm, and controlling a loudspeaker to continuously sound and a vehicle lamp to flash.
3. The method for preventing the brake from being pulled as set forth in claim 2, wherein the determining whether the driver leaves the seat comprises:
Whether the driver leaves the seat is judged through signals detected by a temperature sensor and a pressure sensor arranged below the seat cushion.
4. The method for preventing the brake from being pulled as set forth in claim 2, wherein the determining whether the driver leaves the seat comprises:
whether the driver leaves the seat is judged through signals detected by a pressure sensor arranged below the seat cushion and a grating sensor arranged beside the seat.
5. The method for preventing the handbrake from not pulling as set forth in claim 2, wherein said determining whether the driver leaves the vehicle comprises:
acquiring environment images inside and outside the vehicle;
determining whether the driver leaves the vehicle according to the environment image.
6. The method for preventing brake pull-out according to claim 1, wherein after the sending out the corresponding alarm level prompt message, the method for preventing brake pull-out further comprises:
and when the pull-up of the hand brake is detected, stopping sending out the corresponding alarm level prompt information.
7. The method for preventing brake pull-out according to claim 1, wherein after the sending out the corresponding alarm level prompt message, the method for preventing brake pull-out further comprises:
Acquiring the continuous prompt time of the prompt information of the current alarm level;
and determining whether the continuous prompting time is greater than or equal to a first preset time threshold, and stopping sending the current alarm level prompting information when the continuous prompting time is greater than or equal to the first preset time threshold.
8. A device for preventing a handbrake from being undrawn, comprising:
the first judgment module is used for judging whether the vehicle is in a power-on state or a power-off state;
the second judging module is used for judging whether the hand brake is pulled up or not when the vehicle is in a power-off state;
the third judgment module is used for judging the position of a driver when the hand brake is not pulled up;
and the alarm module is used for sending out corresponding alarm level prompt information according to the position of the driver.
9. The device for preventing the brake from being pulled as claimed in claim 8, wherein the third determining module is used for determining the position of the driver and comprises: the third judgment module is used for judging whether the driver leaves the seat or not and judging whether the driver leaves the vehicle or not;
the alarm module is used for:
when the third judgment module judges that the driver does not leave the seat, a first-level alarm is sent out, the display unit is controlled to display an alarm prompt, and the buzzer is controlled to send out buzzing;
When the third judgment module judges that the driver leaves the seat but does not leave the vehicle, the second-level alarm is sent out, the display unit is controlled to display the alarm prompt, the buzzer is controlled to send out buzzing, and the voice unit is controlled to broadcast the alarm prompt;
and when the third judgment module judges that the driver leaves the vehicle, the third judgment module gives out a three-level alarm to control the loudspeaker to continuously make a sound and the lamp to flash.
10. The device for preventing the handbrake from not being pulled as recited in claim 9, wherein said third determining module comprises a temperature sensor and a pressure sensor disposed under the seat cushion.
11. The device for preventing the handbrake from not being pulled as recited in claim 9, wherein said third determining module comprises a pressure sensor disposed under the seat cushion and a grating sensor disposed beside the seat.
12. The device for preventing the brake from being pulled as claimed in claim 9, wherein the third determining module comprises:
the first acquisition module is used for acquiring environment images inside and outside the vehicle; and
a first determination module determines whether the driver is away from the vehicle based on the environment image.
13. The device for preventing the brake from being pulled continuously as claimed in claim 8, wherein the second determining module is used for detecting whether the brake is pulled after the corresponding alarm level prompt message is sent out.
14. The brake pad pullout prevention apparatus of claim 8, further comprising:
the second acquisition module is used for acquiring the continuous prompt time of the prompt information of the current alarm level; and
and the second determination module is used for determining whether the continuous prompting time is greater than or equal to a first preset time threshold value or not, and stopping sending the prompt information of the current alarm level when the continuous prompting time is determined to be greater than or equal to the first preset time threshold value.
15. A vehicle characterized by comprising a device for preventing the handbrake from being pulled undrawn according to any one of claims 8 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363507.6A CN111845780A (en) | 2019-04-30 | 2019-04-30 | Method and device for preventing hand brake from being pulled and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363507.6A CN111845780A (en) | 2019-04-30 | 2019-04-30 | Method and device for preventing hand brake from being pulled and vehicle |
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| CN111845780A true CN111845780A (en) | 2020-10-30 |
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| CN201910363507.6A Pending CN111845780A (en) | 2019-04-30 | 2019-04-30 | Method and device for preventing hand brake from being pulled and vehicle |
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