Disclosure of Invention
The first purpose of the invention is to provide a seat, which can reduce the fatigue feeling of a driver caused by factors such as long sitting, incorrect sitting posture, overhigh temperature in a cab, overlow temperature in the cab and the like, and ensure the driving safety.
The first purpose of the invention is to provide a seat control method, which can reduce the fatigue feeling of a driver caused by factors such as long sitting, incorrect sitting posture, overhigh temperature in a cab, overlow temperature in the cab and the like, and ensure the driving safety.
The third purpose of the invention is to provide a commercial vehicle, which reduces the fatigue feeling of a driver caused by factors such as long sitting, incorrect sitting posture, overhigh temperature in a cab, overlow temperature in the cab and the like by applying the seat, and ensures the driving safety.
In order to realize the purpose, the following technical scheme is provided:
in a first aspect, there is provided a seat comprising:
a seat body;
the vital sign monitoring assembly is arranged on the seat body and can monitor the body surface pressure and the body surface temperature of a driver;
the body pressure adjusting assembly is arranged on the seat body and is in communication connection with the vital sign monitoring assembly, and the body pressure adjusting assembly can adjust body pressure distribution of a driver according to a body surface pressure value monitored by the vital sign monitoring assembly;
the temperature adjustment subassembly sets up on the seat body, the temperature adjustment subassembly with vital sign monitoring subassembly communication is connected, the temperature adjustment subassembly can be according to the body surface temperature value that vital sign monitoring subassembly monitored is to the seat body heats or dispels the heat.
As an alternative of the seat, the vital sign monitoring assembly comprises a pressure sensor for monitoring the stress condition of the seat body, and the pressure sensor is arranged on the cushion area and the backrest area of the seat body.
As an alternative to the seat, the body pressure adjusting assembly includes an air bag waist support disposed in the backrest region, the air bag waist support being capable of automatically inflating and deflating or stopping the automatic inflation and deflation according to a pressure value monitored by the pressure sensor.
As an alternative to the seat, the body pressure adjusting unit includes an air bag flap support provided on the seat body, the air bag flap support being capable of being automatically inflated and deflated or stopping the automatic inflation and deflation in accordance with a pressure value monitored by the pressure sensor.
As the alternative of seat, vital sign monitoring subassembly includes the vital sign sensor, the body surface temperature that the vital sign sensor can monitor the driver, be provided with on the handrail district of seat body the vital sign sensor.
As an alternative of the seat, the temperature adjustment assembly comprises a heating system, the heating system is arranged in a cushion area of the seat body, and the heating system can be started to heat or stop the cushion area according to a body surface temperature value monitored by the vital sign sensor.
As an alternative of the seat, the temperature adjusting assembly comprises a ventilation system, the ventilation system is arranged in the backrest region of the seat body, and the ventilation system can be started to improve the ventilation volume of the backrest region or stopped according to the body surface temperature value monitored by the vital sign sensor.
As an alternative of the seat, the seat further comprises a massage system, the massage system is arranged in the backrest region of the seat body, the vital sign sensor can also monitor the pulse of the driver, and the massage system can start to massage or stop the driver according to the pulse value monitored by the vital sign sensor.
In a second aspect, a seat control method is provided, which is based on the seat, and includes the following steps:
setting a preset value F of body surface pressure0Setting the lowest preset value T of the body surface temperatureminAnd a maximum preset value Tmax;
Vital sign monitoring component collects body surface pressure F of driver1And the body surface temperature T of the driver1;
If F1>F0Adjusting the body pressure distribution of the driver;
if T1<TminHeating the seat body to raise the body surface temperature of the driver;
if T1>TmaxAnd then the seat body is radiated to reduce the body surface temperature of the driver.
In a third aspect, a commercial vehicle is provided, comprising a seat as described above.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a seat which comprises a seat body, a vital sign monitoring assembly, a body pressure adjusting assembly and a temperature adjusting assembly, wherein the vital sign monitoring assembly, the body pressure adjusting assembly and the temperature adjusting assembly are all arranged on the seat body, and the body pressure adjusting assembly and the temperature adjusting assembly are in communication connection with the vital sign monitoring assembly. The vital sign monitoring assembly can monitor the body surface pressure and the body surface temperature of a driver; the body pressure adjusting assembly can adjust body pressure distribution of the driver according to the body surface pressure value monitored by the vital sign monitoring assembly; the temperature adjustment subassembly can heat or dispel the heat the seat body according to the body surface temperature value that vital sign monitoring assembly monitored. The seat can realize real-time detection of the physical signs of a driver, and automatically adjusts the physical signs according to corresponding problems, so that the fatigue of the driver is relieved, and the driving safety is ensured.
The seat control method provided by the invention can reduce the fatigue feeling of a driver caused by factors such as long sitting, incorrect sitting posture, overhigh temperature in a cab, overlow temperature in the cab and the like, and ensure the driving safety.
According to the commercial vehicle provided by the invention, by applying the seat, the fatigue feeling of a driver caused by factors such as long sitting, incorrect sitting posture, overhigh temperature in a cab, overlow temperature in the cab and the like is relieved, and the driving safety is ensured.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when the product is used, and are only for convenience of description of the present invention, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only or to distinguish between different structures or components and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the seat provided by the embodiment comprises a seat body 1, a vital sign monitoring assembly, a body pressure adjusting assembly and a temperature adjusting assembly, wherein the vital sign monitoring assembly, the body pressure adjusting assembly and the temperature adjusting assembly are all arranged on the seat body 1, and the body pressure adjusting assembly and the temperature adjusting assembly are all in communication connection with the vital sign monitoring assembly. The vital sign monitoring assembly can monitor the body surface pressure and the body surface temperature of a driver; the body pressure adjusting assembly can adjust body pressure distribution of the driver according to the body surface pressure value monitored by the vital sign monitoring assembly; the temperature adjustment subassembly can heat or dispel the heat seat body 1 according to the body surface temperature value that vital sign monitoring assembly monitored. The seat can realize real-time detection of the physical signs of a driver, and automatically adjusts the physical signs according to corresponding problems, so that the fatigue of the driver is relieved, and the driving safety is ensured.
Optionally, the vital signs monitoring assembly comprises a pressure sensor 2 for monitoring the stress condition of the seat body, and the pressure sensor 2 is disposed on each of thecushion region 11 and thebackrest region 12 of the seat body 1.
Preferably, the pressure sensor 2 is a pressure film sensor, and the pressure film sensor is arranged on the lower surface of the skin of theseat cushion area 11 and thebackrest area 12 to detect the acting force between the driver and theseat cushion area 11 and thebackrest area 12 in real time and feed back the body pressure distribution condition of the driver in time.
Alternatively, as shown in fig. 2, the body pressure adjusting means comprises an air bag waist support 4, the air bag waist support 4 is disposed in thebackrest region 12, and the air bag waist support 4 can be automatically inflated and deflated or stopped according to the pressure value monitored by the pressure sensor 2.
Specifically, a preset value F of body surface pressure is set0If monitoring the waist F1>F0Then, stress concentration occurs at the waist of the driver, and the gas bag waist support 4 is automatically inflated and deflated to improve the body pressure distribution of the driver. If F1<F0Then, the air bag waist support 4 stops automatic inflation and deflation.
Alternatively, as shown in fig. 2, the body pressure adjusting module includes an airbag flap support 5, the airbag flap support 5 being provided on theseat body 11, the airbag flap support 5 being capable of automatically inflating and deflating or stopping the automatic inflation and deflation in accordance with the pressure value monitored by the pressure sensor 2.
Preferably, the air bagside panel support 5 comprises four side panel supports, wherein two side panel supports are symmetrically disposed on the left and right sides of thebackrest region 12 to support both sides of the waist of the driver; the other two side wing supports are symmetrically arranged at the left side and the right side of thecushion area 11 to support the buttocks of the driver.
Specifically, a preset value F of body surface pressure is set0If F is monitored on both sides of the hip or waist1>F0And then stress concentration appears on both sides of the hip or waist of the driver, so that the corresponding side wing support is automatically inflated and deflated to improve the body pressure distribution of the driver. If F1<F0The corresponding wing support is then deactivated from automatic inflation and deflation.
Further, as shown in fig. 1, the vital signs monitoring component includes a vital signs sensor 3, the vital signs sensor 3 can monitor the body surface temperature of the driver, and the vital signs sensor 3 is disposed on thearmrest region 13 of the seat body 1.
Optionally, as shown in fig. 3, the temperature adjustment assembly includes aheating system 7, theheating system 7 is disposed in thecushion region 11 of the seat body 1, and theheating system 7 can start to heat or stop thecushion region 11 according to the body surface temperature value monitored by the vital sign sensor 3.
Preferably, theheating system 7 comprises an alloy wire which is energized to cause the alloy wire to generate heat to heat thecushion area 11 to cause the driver to feel warm.
Specifically, the body surface temperature is setMinimum preset value TminIf T is1<TminThecushion area 11 is heated to raise the body surface temperature of the driver.
Optionally, the temperature adjustment assembly further comprises a ventilation system 6, the ventilation system 6 is arranged in thebackrest region 12 of the seat body 1, and the ventilation system 6 can be started to increase the ventilation volume of thebackrest region 12 or stopped according to the body surface temperature value monitored by the vital sign sensor 3.
Preferably, the ventilation system 6 comprises a fan, a through hole is arranged on the skin of thebackrest region 12, the fan is arranged below the skin, and the fan is started to improve the air circulation of the through hole so as to reduce the body surface temperature of a driver.
Specifically, the highest preset value T of the body surface temperature is setmaxIf T is1>TmaxThen the fan is started to radiate heat to theback area 12 to reduce the body surface temperature of the driver.
Optionally, as shown in fig. 4, the seat further includes amassage system 8, themassage system 8 is disposed in thebackrest region 12 of the seat body 1, the vital sign sensor 3 can also monitor the pulse of the driver, and themassage system 8 can start to massage or stop the driver according to the pulse value monitored by the vital sign sensor 3. The driver is massaged by themassage system 8, so that fatigue can be relieved.
Preferably, the seat further comprises a central controller to which the pressure sensor 2, the vital signs sensor 3, the air bag lumbar support 4, the air bagside panel support 5, the ventilation system 6, theheating system 7 and themassage system 8 are communicatively connected. The central controller receives the monitoring data of the pressure sensor 2 and the vital sign sensor 3, and then controls the air bag waist support 4, the air bagside wing support 5, the ventilation system 6, theheating system 7 and themassage system 8 to carry out corresponding adjustment according to preset values, so that the vital signs of a driver are recovered to be normal.
The embodiment also provides a seat control method, based on the seat, the seat control method includes the following steps:
setting a preset value F of body surface pressure0Setting the lowest preset value T of the body surface temperatureminAnd a maximum preset value Tmax;
Vital sign monitoring component collects body surface pressure F of driver1And the body surface temperature T of the driver1;
If F1>F0Adjusting the body pressure distribution of the driver;
if T1<TminHeating the seat body to raise the body surface temperature of the driver;
if T1>TmaxAnd then the seat body is radiated to reduce the body surface temperature of the driver.
Preferably, a monitoring time t and a time interval Δ t are set, and after the time t elapses, if the sensor monitors that there is no problem, the seat correspondence function is stopped. After the interval delta t, the body state of the driver is continuously monitored so as to monitor the health state of the driver in real time, relieve fatigue and ensure driving safety.
Exemplarily, the time interval Δ t is 5 min.
As shown in fig. 5, when the pressure sensor 2 detects that the driver has a pressure F1Exceeds a set value F0To explain the stress concentration phenomenon of the driver, the central controller electrically adjusts the inflation and deflation of the air bag waist support 4 and the air bagside wing support 5 to improve the pressure distribution. After a spacing Δ t, if F1Does not exceed the set value F0When the stress concentration is not concentrated, the driver controls the air bag lumbar support 4 and the air bagside panel support 5 to stop through the central controller.
Illustratively, the body surface pressure set value F0Is 10 kpa.
As shown in FIGS. 6-7, when the vital sign sensor 3 monitors the body surface temperature T of the driver1Too high (exceeding T)max) Or too low (below T)min) The central controller activates the ventilation system 6 or theheating system 7 to improve the temperature environment in which the driver is located. If T1Does not exceed TmaxOr T1Is not lower than TminIf the temperature of the body surface of the driver is normal, the central controller controls the ventilation system 6 or theheating system 7 to stop.
Illustratively, the lowest body surface temperature TminIs 35 ℃; maximum body surface temperature TmaxThe temperature was 37 ℃.
As shown in FIG. 8, when the vital sign sensor 3 detects the driver's pulse P1(heart rate) exceeding the set value P0When the situation that the driver is in tension or fatigue is described, the central controller starts themassage system 8 to massage the driver, so that the tension or fatigue of the driver is relieved. After a spacing Δ t, if P1(heart rate) does not exceed the set value P0If the heart rate is good, the central controller controls themassage system 8 to stop.
Illustratively, the pulse (heart rate) set point P0Is 100 times/min.
The embodiment also provides a commercial vehicle which comprises the seat, and the function of the seat is adjusted by adopting the upper seat control method, so that the fatigue feeling of a driver caused by factors such as long sitting, incorrect sitting posture, overhigh temperature in a cab, overlow temperature in the cab and the like is relieved, and the driving safety is ensured.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.