CN205344687U - Steering wheel gripping monitoring system , Car steering wheel assembly and car - Google Patents
Steering wheel gripping monitoring system , Car steering wheel assembly and car Download PDFInfo
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- CN205344687U CN205344687U CN201620010314.4U CN201620010314U CN205344687U CN 205344687 U CN205344687 U CN 205344687U CN 201620010314 U CN201620010314 U CN 201620010314U CN 205344687 U CN205344687 U CN 205344687U
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Abstract
The utility model provides a steering wheel gripping monitoring system, car steering wheel assembly and car, this system includes: first annular capacitive sensor, the second resistance parallelly connected with first annular capacitive sensor, first resistance with the 2nd series resistance, the first end of second resistance is connected with the first end of first resistance, not the second termination ground of second resistance, and a pulse generator voltage is connected to the second end of first resistance, the one end and the junction of second resistance and first resistance of an analog signal collector are connected, and the other end and the controller of an analog signal collector are connected, and an analog signal collector sends the second resistance the gathered first magnitude of voltage with the junction of first resistance for the controller, satisfy when first magnitude of voltage first when presetting condition and the automobile speed of a motor vehicle and being greater than the default, controller output alarm information. Whether this system holds the steering wheel when adopting capacitive sensor monitoring driver to drive, leaves the driving action of steering wheel to both hands and reports to the police, guarantee driving safety.
Description
Technical field
This utility model relates to automobile technical field, grasps monitoring system, automobile steering disc assembly and automobile particularly to a kind of steering wheel.
Background technology
Along with increasing substantially of vehicle owning rate, traffic safety becomes the content that people increasingly pay attention to.In driving conditions there is bigger potential safety hazard when carrying out other operations (as drink water, call etc.) in driver's both hands departure direction dish, reduces travel safety；But some drivers but pay no attention to, very easily cause vehicle accident, bring the loss of the person and property.
Utility model content
The purpose of this utility model is in that to provide a kind of steering wheel to grasp monitoring system, steering wheel and automobile, the driving behavior of both hands departure direction dish is reported to the police and is supervised, ensures driving safety.
In order to achieve the above object, this utility model embodiment provides a kind of steering wheel to grasp monitoring system, including:
It is installed on the first annular capacitance sensor in vehicle steering；
Second resistance in parallel with described first annular capacitance sensor；
The first resistance with described second resistant series；Wherein,
First end of described second resistance is connected with the first end of described first resistance, and the second end ground connection of described second resistance, the second end of described first resistance connects the first pulse power voltage；
One end of first analog signal collector is connected with the junction of described second resistance and the first resistance, the other end of described first analog signal collector is connected with controller, first magnitude of voltage of described second resistance gathered with the junction of described first resistance is sent to described controller by described first analog signal collector, when described first magnitude of voltage meet that first is pre-conditioned and automobile speed more than preset value time, described controller output warning message.
Wherein, described steering wheel grasping monitoring system also includes:
It is installed on the second annular capacitance sensor in vehicle steering；
Threeth resistance in parallel with described second annular capacitance sensor；
The 4th resistance with described 3rd resistant series；Wherein,
First end of described 3rd resistance is connected with the first end of described 4th resistance, the second end ground connection of described 3rd resistance, and the second end of described 4th resistance connects the second pulse power voltage；
One end of second analog signal collector is connected with the junction of described 3rd resistance and the 4th resistance, the other end of described second analog signal collector is connected with described controller, second magnitude of voltage of described 3rd resistance gathered and the junction of the 4th resistance is sent to described controller by described second analog signal collector, when the difference of described first magnitude of voltage and described second magnitude of voltage meet that second is pre-conditioned and automobile speed more than preset value time, described controller output warning message.
Wherein, described steering wheel grasping monitoring system also includes:
The vehicle speed sensor being connected with described controller, automobile speed is sent to described controller by described vehicle speed sensor.
Wherein, described controller is connected by CAN with described vehicle speed sensor.
This utility model embodiment also provides for a kind of automobile steering disc assembly, including: vehicle steering, also include steering wheel as above and grasp monitoring system.
This utility model embodiment also provides for a kind of automobile, including automobile steering disc assembly as above.
Technique scheme of the present utility model at least has the advantages that
The steering wheel of this utility model embodiment grasps monitoring system, in automobile steering disc assembly and automobile, annular capacitance sensor is installed in vehicle steering, the capacitance of annular capacitance sensor can change along with people's contact and grasping sensor, so that the voltage of certain of the circuit comprising annular capacitance sensor of analog signal collector collection changes, and then the change according to voltage judges whether whether vehicle steering is grasped for it, and be not grasped at vehicle steering, namely report to the police during driver's both hands departure direction dish, driver is reminded to drive with caution, ensure that driving safety.
Accompanying drawing explanation
Fig. 1 represents that the steering wheel that this utility model embodiment provides grasps the principle schematic of monitoring system；
Fig. 2 represents that the steering wheel that another embodiment of this utility model provides grasps the principle schematic of monitoring system；
Fig. 3 represents the structural representation of capacitance sensor in the automobile steering disc assembly that this utility model embodiment provides；
Fig. 4 represents the assembling schematic diagram of capacitance sensor and steering wheel in the automobile steering disc assembly that this utility model embodiment provides.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearly, it is described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Potential safety hazard is there is in this utility model when carrying out other operations for driver's both hands departure direction dish in prior art, and the problem not having alarm set in prior art, a kind of steering wheel is provided to grasp monitoring system, automobile steering disc assembly and automobile, annular capacitance sensor is installed in vehicle steering, the capacitance of annular capacitance sensor can change along with people's contact and grasping sensor, so that the voltage of certain of the circuit comprising annular capacitance sensor of analog signal collector collection changes, and then the change according to voltage judges whether whether vehicle steering is grasped for it, and be not grasped at vehicle steering, namely report to the police during driver's both hands departure direction dish, driver is reminded to drive with caution, ensure that driving safety.
As it is shown in figure 1, this utility model embodiment provides a kind of steering wheel to grasp monitoring system, including:
It is installed on the first annular capacitance sensor C1 in vehicle steering；
With described first annular second resistance R2 in parallel for capacitance sensor C1；
With described second resistance R2 the first resistance R1 connected；Wherein,
First end of described second resistance R2 is connected with first end of described first resistance R1, the second end ground connection of described second resistance R2, and second end of described first resistance R1 connects the first pulse power voltage (i.e. power supply 1 as shown in Figure 1)；
One end of first analog signal collector AD1 is connected with the junction of described second resistance R2 and the first resistance R1, the other end of described first analog signal collector AD1 is connected with controller, first magnitude of voltage of the junction of the described second resistance R2 gathered and described first resistance R1 is sent to described controller by described first analog signal collector AD1, when described first magnitude of voltage meet that first is pre-conditioned and automobile speed more than preset value time, described controller output warning message.
In above-described embodiment of the present utility model, the Circuits System of resistance R1, R2 and electric capacity C1 composition is powered by first pulse power, R1 and R2 centre position voltage is monitored by analog signal collector AD1, owing to C1 and R2 is in parallel, C1 capacitance can change along with people's contact and grasping sensor, thus the voltage signal that AD1 gathers can change, thus the change in value according to AD1 may determine that whether vehicle steering is grasped.Wherein it is desired to illustrate, it is first pre-conditioned for trying to achieve according to substantial amounts of test data that its AD1 change in value meets, and is not especially limited at this.Determine whether from CAN receive GES, if speed > 0 and steering wheel be not grasped, output alarm signal.Grasp, by direction dish, the safe driving behavior that monitoring system can be driver to carry out reminding and supervising, ensure driving safety.
But, the reason such as aging due to the change of temperature, electric capacity, its first pre-conditioned equal difference that need to meet of electric capacity of different seasons or different use time, therefore be that the first pre-conditioned setting makes troubles, another embodiment of the present utility model provides a kind of steering wheel to grasp monitoring system, and direction dish grasps the harmful effect that monitoring system can be good at solving temperature drift, the problem such as aging is brought, concrete, also include as in figure 2 it is shown, described steering wheel grasps monitoring system:
It is installed on the second annular capacitance sensor C2 in vehicle steering；
With described second the 3rd resistance R3 in parallel for annular capacitance sensor C2；
With described 3rd resistance R3 the 4th resistance R4 connected；Wherein,
First end of described 3rd resistance R3 is connected with first end of described 4th resistance R4, the second end ground connection of described 3rd resistance R3, and second end of described 4th resistance R4 connects the second pulse power voltage (i.e. power supply 2 as shown in Figure 2)；
One end of second analog signal collector AD2 is connected with the junction of described 3rd resistance R3 and the 4th resistance R4, the other end of described second analog signal collector AD2 is connected with described controller, second magnitude of voltage of the junction of described 3rd resistance R3 and the four resistance R4 gathered is sent to described controller by described second analog signal collector AD2, when the difference of described first magnitude of voltage and described second magnitude of voltage meet that second is pre-conditioned and automobile speed more than preset value time, described controller output warning message.
Consistent with above-described embodiment, in this utility model embodiment, the Circuits System of resistance R1, R2 and electric capacity C1 composition is powered (power supply 1) by first pulse power, R1 and R2 centre position voltage is monitored by analog signal collector AD1, owing to C1 and R2 is in parallel, C1 capacitance can change along with people's contact and grasping sensor, thus the voltage signal that AD1 gathers can change；In like manner, the Circuits System being made up of resistance R3, R4 and electric capacity C2 is powered (power supply 2) by second pulse power, R3 and R4 centre position voltage is monitored by analogue signal acquisition circuit AD2, owing to C2 and R3 is in parallel, C2 capacitance can change along with people's contact and grasping sensor, thus the voltage signal that AD2 gathers can change.It should be noted that its first pulse power voltage and the second pulse power voltage are different.
Thus the change according to the numerical value of AD1 and the difference of the numerical value of AD2 may determine that whether vehicle steering is grasped.Wherein it is desired to illustrate, it is pre-conditioned also for what try to achieve according to substantial amounts of test data that its difference changes satisfied second, is not especially limited at this.Determine whether from CAN receive GES, if speed > 0 and steering wheel be not grasped, output alarm signal.Grasp, by direction dish, the safe driving behavior that monitoring system can be driver to carry out reminding and supervising, ensure driving safety.
Further, in order to obtain the speed information of automobile, the steering wheel that this utility model embodiment provides grasps monitoring system and also includes:
The vehicle speed sensor being connected with described controller, automobile speed is sent to described controller by described vehicle speed sensor.It is also preferred that the left described controller is connected by CAN with described vehicle speed sensor.
To sum up, this utility model embodiment adopts the vehicle steering of capacitance sensor to grasp monitoring system, whether holds steering wheel, the driving behavior of both hands departure direction dish is reported to the police and supervised, ensure driving safety during monitoring driver.
In order to better realize above-mentioned purpose, as shown in Figure 3, Figure 4, this utility model embodiment also provides for a kind of automobile steering disc assembly, including: vehicle steering, also include steering wheel as above and grasp monitoring system.
It should be noted that, the automobile steering disc assembly that this utility model embodiment provides is to include above-mentioned vehicle steering to grasp the automobile steering disc assembly of monitoring system, therefore above-mentioned steering wheel grasps all embodiments of monitoring system all suitable in this automobile steering disc assembly, and all can reach same or analogous beneficial effect.
In order to better realize above-mentioned purpose, this utility model embodiment also provides for a kind of automobile, including automobile steering disc assembly as above.
It should be noted that the automobile that this utility model embodiment provides is the automobile including above-mentioned automobile steering disc assembly, therefore all embodiments of above-mentioned steering wheel assembly are all suitable in this automobile, and all can reach same or analogous beneficial effect.
The above is preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from principle described in the utility model; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. a steering wheel grasps monitoring system, it is characterised in that including:
It is installed on the first annular capacitance sensor (C1) in vehicle steering；
Second resistance (R2) in parallel with described first annular capacitance sensor (C1)；
The first resistance (R1) connected with described second resistance (R2)；Wherein,
First end of described second resistance (R2) is connected with the first end of described first resistance (R1), second end ground connection of described second resistance (R2), the second end of described first resistance (R1) connects the first pulse power voltage；
One end of first analog signal collector (AD1) is connected with the junction of described second resistance (R2) and the first resistance (R1), the other end of described first analog signal collector (AD1) is connected with controller, first magnitude of voltage of described second resistance (R2) gathered with the junction of described first resistance (R1) is sent to described controller by described first analog signal collector (AD1), when described first magnitude of voltage meet that first is pre-conditioned and automobile speed more than preset value time, described controller output warning message.
2. steering wheel according to claim 1 grasps monitoring system, it is characterised in that described steering wheel grasps monitoring system and also includes:
It is installed on the second annular capacitance sensor (C2) in vehicle steering；
Threeth resistance (R3) in parallel with described second annular capacitance sensor (C2)；
The 4th resistance (R4) connected with described 3rd resistance (R3)；Wherein,
First end of described 3rd resistance (R3) is connected with the first end of described 4th resistance (R4), second end ground connection of described 3rd resistance (R3), the second end of described 4th resistance (R4) connects the second pulse power voltage；
One end of second analog signal collector (AD2) is connected with the junction of described 3rd resistance (R3) and the 4th resistance (R4), the other end of described second analog signal collector (AD2) is connected with described controller, second magnitude of voltage of described 3rd resistance (R3) gathered and the junction of the 4th resistance (R4) is sent to described controller by described second analog signal collector (AD2), when the difference of described first magnitude of voltage and described second magnitude of voltage meet that second is pre-conditioned and automobile speed more than preset value time, described controller output warning message.
3. steering wheel according to claim 1 and 2 grasps monitoring system, it is characterised in that described steering wheel grasps monitoring system and also includes:
The vehicle speed sensor being connected with described controller, automobile speed is sent to described controller by described vehicle speed sensor.
4. steering wheel according to claim 3 grasps monitoring system, it is characterised in that described controller is connected by CAN with described vehicle speed sensor.
5. an automobile steering disc assembly, it is characterised in that including: vehicle steering, also includes the steering wheel as described in any one of claim 1-4 and grasps monitoring system.
6. an automobile, it is characterised in that include automobile steering disc assembly as claimed in claim 5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620010314.4U CN205344687U (en) | 2016-01-06 | 2016-01-06 | Steering wheel gripping monitoring system , Car steering wheel assembly and car |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620010314.4U CN205344687U (en) | 2016-01-06 | 2016-01-06 | Steering wheel gripping monitoring system , Car steering wheel assembly and car |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106971558A (en) * | 2017-05-31 | 2017-07-21 | 南京信息职业技术学院 | Illegal driving snapshot device |
| CN109720400A (en) * | 2019-02-15 | 2019-05-07 | 广东建设职业技术学院 | Vehicle steering wheel easy to use |
| CN110431450A (en) * | 2017-03-13 | 2019-11-08 | 松下知识产权经营株式会社 | Grip sensor, steering wheel and vehicle |
| CN112319485A (en) * | 2020-11-05 | 2021-02-05 | 北京中科心研科技有限公司 | Method and system for analyzing driving operation of driver through multi-modal data |
| CN113788061A (en) * | 2021-10-27 | 2021-12-14 | 均胜均安汽车电子(上海)有限公司 | Hands-off detection steering wheel, vehicle and hands-off detection method |
-
2016
- 2016-01-06 CN CN201620010314.4U patent/CN205344687U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110431450A (en) * | 2017-03-13 | 2019-11-08 | 松下知识产权经营株式会社 | Grip sensor, steering wheel and vehicle |
| CN106971558A (en) * | 2017-05-31 | 2017-07-21 | 南京信息职业技术学院 | Illegal driving snapshot device |
| CN109720400A (en) * | 2019-02-15 | 2019-05-07 | 广东建设职业技术学院 | Vehicle steering wheel easy to use |
| CN109720400B (en) * | 2019-02-15 | 2024-01-23 | 广东建设职业技术学院 | Convenient-to-use steering wheel for automobile |
| CN112319485A (en) * | 2020-11-05 | 2021-02-05 | 北京中科心研科技有限公司 | Method and system for analyzing driving operation of driver through multi-modal data |
| CN112319485B (en) * | 2020-11-05 | 2022-04-01 | 北京中科心研科技有限公司 | Method and system for analyzing driving operation of driver based on multi-modal data |
| CN113788061A (en) * | 2021-10-27 | 2021-12-14 | 均胜均安汽车电子(上海)有限公司 | Hands-off detection steering wheel, vehicle and hands-off detection method |
| CN113788061B (en) * | 2021-10-27 | 2024-06-18 | 均胜均安汽车电子(上海)有限公司 | Steering wheel for detecting hands away, vehicle and method for detecting hands away |
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