CN114296375A - Automatic control method and system for vehicle-mounted display device and engineering vehicle - Google Patents
Automatic control method and system for vehicle-mounted display device and engineering vehicle Download PDFInfo
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- CN114296375A CN114296375A CN202111568152.8A CN202111568152A CN114296375A CN 114296375 A CN114296375 A CN 114296375A CN 202111568152 A CN202111568152 A CN 202111568152A CN 114296375 A CN114296375 A CN 114296375A
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Abstract
The invention discloses an automatic control method of a vehicle-mounted display device, which is used for automatically enhancing or reducing the intensity or contrast of a light source by identifying and judging operation intention information of an operator, head action information of the operator, vehicle operation information and operation fault information. The invention also relates to an automatic control system of the vehicle-mounted display device, wherein the information input unit is used for collecting information, and the information control unit is used for identifying and judging the collected information and controlling the brightness of the information display unit. The invention solves the problem that the light of the display device in the prior art is projected on the glass of the operating room to form a virtual image to influence the operating sight.
Description
Technical Field
The invention relates to an automatic control method and system for a vehicle-mounted display device and an engineering vehicle, and belongs to the technical field of engineering vehicles.
Background
Along with the rapid development of basic economy and civil engineering, engineering vehicles such as cranes play an important role in the fields of engineering construction, rail transit, emergency rescue and the like.
The hoisting operation of the crane belongs to one of dangerous operation. When the crane works, an operator needs to operate the handle device in the operating room, raise the head to observe a suspended object through the glass of the operating room, and acquire operation running information, alarm information, image information and the like through the display device in the operating room. When the crane works at night, the light of the display device is easily projected to the glass above the operating room to form a virtual image, so that the operator is influenced to observe the hanging object, and the safety and the efficiency of the operation are influenced.
To the problem that the light of the display device reflects to glass to form a virtual image and influence the sight, the display device is improved in the traditional mode of manually adjusting the position and the angle of the display device or additionally arranging an anti-reflection coating film on the glass of an operation room, but the former manually adjusting can influence the observation operation and the alarm information of an operator, and the additionally arranged anti-reflection coating film has complex process and higher cost.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide an automatic control method and a control system for a vehicle-mounted display device and an engineering vehicle, and solves the problem that the light of the display device in the prior art is projected onto the glass of an operation room to form a virtual image to influence the sight of the operation.
In order to achieve the above object, the present invention adopts the following technical solutions:
an automatic control method for a vehicle-mounted display device comprises the following steps:
starting a night mode of the engineering vehicle display device;
the control system collects information in real time, wherein the information comprises operation intention information of an operator and head action information of the operator, and judges whether the operator has an operation intention of performing a preset action or a preset head action;
if the operator is judged to need to raise the head to observe the suspension arm or the suspended object, the display device automatically reduces the intensity or contrast of the light source, otherwise, the information is continuously acquired, and judgment is executed;
the control system collects information in real time, wherein the information comprises vehicle running information, running fault information and head movement information of an operator, and judges whether the operator has specified actions to stop, give a fault alarm or perform preset head actions;
if the operator needs to look over the observation data by lowering his head, the display device automatically enhances the intensity or contrast of the light source.
Further, the mode for turning on the night mode of the engineering vehicle display device is manually activated or automatically activated according to the system time.
Further, the operation intention information of the operator and the head motion information of the operator include: the operating position of the operating handle and the upward pitching amplitude of the head of the operator.
Further, the specific way for judging that the operator needs to raise the head to observe the boom or the suspended object is as follows:
when the operating handle is identified to be not in the middle position and the preset actions such as the extension and contraction of the arm support and the lifting of the lifting hook are operated, the system identifies that the operator needs to raise the head to observe the suspension arm or the suspended object;
when the head is recognized to be tilted up to a preset amplitude, the system recognizes that the operator needs to raise the head to observe the suspension arm or the suspended object.
Further, the vehicle operation information, the operation failure information, and the operator head movement information include: hook motion state, force limiter state, head low amplitude.
Further, the specific operation for judging that the operator needs to look over the observation data by lowering his head is as follows:
when detecting that lifting hook motion stops, has a limiter trouble, and the head is low when reaching at least one of preset range, the system discerns that operating personnel need to look over the observation data low when this hour.
Further, the operation of the display device for automatically reducing the intensity or contrast of the light source comprises: reducing the screen brightness, turning off the screen and switching to a dark background; the method for enhancing the light intensity or contrast of the display device comprises the following steps: the brightness of the screen is improved, the screen is lightened, and the screen is switched to a light background.
An automatic control system for an in-vehicle display device, comprising:
the information input unit is used for collecting and inputting operation intention information, head action information of an operator, vehicle operation information and operation fault information;
the information control unit acquires information of the information input unit in real time, performs logic judgment and operation on the information of the operation operating device, the head action information of an operator, the vehicle operation information and the operation fault information, and controls a screen of the information display unit;
and the information display unit is used for displaying the vehicle operation information and the fault alarm information.
Further, the aforementioned information input unit includes a camera for capturing an image of the head and performing recognition.
An engineering vehicle comprises the automatic control system of the vehicle-mounted display device.
The invention achieves the following beneficial effects:
1. according to the automatic control method of the engineering vehicle display device, the light source brightness or the contrast of the screen of the display device is automatically controlled according to the operation information, the head action information or the vehicle motion information, manual operation is not needed, and the automation degree and the operation convenience of a system are improved;
2. the automatic control method of the engineering vehicle display device provided by the invention starts from an operation scene, and when an operator needs to observe an outdoor operation site through the operation room glass, the brightness or contrast of the screen of the display device is automatically reduced, so that the reflection of light on the glass is weakened or eliminated, and the safety and efficiency of operation are improved; when an operator needs to observe operation information or alarm information through a screen of the information display unit, the screen brightness or contrast of the display device is automatically enhanced, and the operation convenience and the product intelligence level are improved;
3. the automatic control system of the engineering vehicle display device provided by the invention does not need to increase extra hardware, and has lower cost compared with means of adding an anti-reflection coating film on glass or replacing anti-reflection glass and the like.
Drawings
FIG. 1 is a flow chart of the automatic control of the display device of the engineering vehicle according to the invention;
FIG. 2 is a diagram of the system components of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The embodiment discloses an automatic control method of a vehicle-mounted display device, and the specific working flow is shown in fig. 1.
After a display device of the engineering vehicle is started in a night mode, a control system collects operation intention information of an operator, head action information of the operator and the like in real time, when the system detects that the operator has an operation intention for performing a preset action or has the preset head action, the system judges that the operator needs to observe an outdoor operation site through an operation room glass to perform operation, and at the moment, the light source intensity or contrast of the display device is automatically reduced so as to weaken or eliminate light projected to the operation room glass to influence the sight of the operator;
the specific method comprises the following steps: for the judgment and processing of the operation intention, when the information control unit detects that the operation handle is not in the middle position and intends to operate preset actions such as the extension and contraction of the arm support and the lifting of a lifting hook, the system recognizes that the operator needs to raise the head to observe the suspension arm or the suspended object at the moment; the judgment processing of the head action of the operator can be realized by capturing the head image in real time through the camera for identification, when the head is recognized to face upward to reach the preset amplitude, the system identifies that the operator needs to raise the head to observe the suspension arm or the suspension object, the screen brightness of the information display unit can be automatically controlled to be gradually reduced or extinguished or switched to a dark background, the blocking of the operation sight line is reduced, and the operation efficiency and the safety are improved.
The information control unit detects vehicle running information, running fault information and head movement information of an operator in real time, and when the system detects that at least one of specified actions stop, fault alarm or preset head actions are carried out, the light intensity or contrast of the display device is automatically enhanced for the interactive use of the operator;
the specific method comprises the following steps: when the information control unit detects that the movement of the lifting hook stops, the force limiter breaks down, and the head is low and reaches at least one of preset amplitudes, the system recognizes that when the system recognizes that the lifting hook stops, an operator needs to look over observation data by lowering the head, and then the screen of the information control unit is controlled to be lightened to recover a normal state.
Wherein, the activation of the night mode of the engineering vehicle can be activated manually or automatically according to the system time.
Methods for reducing the light source intensity or contrast of the display device include, but are not limited to, reducing the screen brightness, turning off the screen, or switching to a dark background, and similarly, methods for enhancing the light intensity or contrast of the display device include, but are not limited to, increasing the screen brightness, turning on the screen, or switching to a light background.
As shown in fig. 2, the invention also discloses an automatic control system of a vehicle-mounted display device, which comprises an information input unit, an information control unit and an information display unit, wherein the specific contents and functions of the units are as follows:
1) an information input unit: the collected information comprises operation intention information, head action information of operators, vehicle operation information and operation fault information. For the crane, the operation intention information is mainly embodied as the action of an operation handle, and the operation handle is mainly used for controlling the movement of the crane arm support and the crane body; the operator head motion information includes: the operator raises or lowers his head; the vehicle operation information includes: the angle of the arm support, the height of the lifting hook, the feedback current of the electromagnetic valve and the like can be used for reflecting whether the movement is carried out or stopped; the operation failure information includes: the working state of the force limiter.
2) An information control unit: and logically judging and calculating the operation intention information, the head action information of the operator, the vehicle operation information and the operation fault information, and controlling a screen of the information display unit.
3) An information display unit: and displaying the vehicle operation information and the fault alarm information.
Specifically, the method and the device for automatically controlling the vehicle-mounted display device in the embodiment can be applied to engineering vehicles, wherein the engineering vehicles include but are not limited to cranes, and for example, the method and the device can also be applied to wheel cranes.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An automatic control method for a vehicle-mounted display device is characterized by comprising the following steps:
starting a night mode of the engineering vehicle display device;
the control system collects information in real time, wherein the information comprises operation intention information of an operator and head action information of the operator, and judges whether the operator has an operation intention of performing a preset action or a preset head action;
if the operator is judged to need to raise the head to observe the suspension arm or the suspended object, the display device automatically reduces the intensity or contrast of the light source, otherwise, the information is continuously acquired, and judgment is executed;
the control system collects information in real time, wherein the information comprises vehicle operation information, operation fault information and head movement information of an operator, and judges whether the operator has specified actions to stop, give an alarm when the operator has the faults or carry out preset head actions;
if the operator needs to look over the observation data by lowering his head, the display device automatically enhances the intensity or contrast of the light source.
2. The method for automatically controlling the vehicle-mounted display device according to claim 1, wherein the mode for starting the night mode of the display device of the engineering vehicle is manually activated or automatically activated according to the system time.
3. The automatic control method for the vehicle-mounted display device according to claim 1, wherein the operation intention information of the operator and the head action information of the operator comprise: the operating position of the operating handle and the upward pitching amplitude of the head of the operator.
4. The automatic control method of the vehicle-mounted display device according to claim 3, characterized in that the specific way of judging that the operator needs to look up the boom or the suspended object is as follows:
when the operating handle is identified to be not in the middle position and the preset actions such as the extension and contraction of the arm support and the lifting of the lifting hook are operated, the system identifies that the operator needs to raise the head to observe the suspension arm or the suspended object;
when the head is recognized to be tilted up to a preset amplitude, the system recognizes that the operator needs to raise the head to observe the suspension arm or the suspended object.
5. The automatic control method for the vehicle-mounted display device according to claim 1, wherein the vehicle operation information, the operation failure information and the operator head movement information comprise: hook motion state, force limiter state, head low amplitude.
6. The automatic control method for the vehicle-mounted display device according to claim 5, wherein the specific operation for judging that the operator needs to look down at the observation data is as follows:
when detecting that lifting hook motion stops, has a limiter trouble, and the head is low when reaching at least one of preset range, the system discerns that operating personnel need to look over the observation data low when this hour.
7. The automatic control method for the vehicle-mounted display device according to claim 1, wherein the operation of the display device for automatically reducing the intensity or contrast of the light source comprises: reducing the screen brightness, turning off the screen and switching to a dark background; the method for enhancing the light intensity or contrast of the display device comprises the following steps: the brightness of the screen is improved, the screen is lightened, and the screen is switched to a light background.
8. An automatic control system for a vehicle-mounted display device, comprising:
the information input unit is used for collecting and inputting operation intention information, head action information of an operator, vehicle operation information and operation fault information;
the information control unit acquires information of the information input unit in real time, performs logic judgment and operation on the information of the operation operating device, the head action information of an operator, the vehicle operation information and the operation fault information, and controls a screen of the information display unit;
and the information display unit is used for displaying the vehicle operation information and the fault alarm information.
9. The automatic control system for vehicle-mounted display devices according to claim 8, wherein the information input unit comprises a camera for capturing images of the head and performing recognition.
10. An industrial vehicle characterized by comprising an on-vehicle display device automatic control system according to any one of claims 8 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111568152.8A CN114296375A (en) | 2021-12-21 | 2021-12-21 | Automatic control method and system for vehicle-mounted display device and engineering vehicle |
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| CN202111568152.8A CN114296375A (en) | 2021-12-21 | 2021-12-21 | Automatic control method and system for vehicle-mounted display device and engineering vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116016613A (en) * | 2022-11-28 | 2023-04-25 | 网易（杭州）网络有限公司 | Method, system and device for remotely controlling excavator and electronic equipment |
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2021
- 2021-12-21 CN CN202111568152.8A patent/CN114296375A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116016613A (en) * | 2022-11-28 | 2023-04-25 | 网易（杭州）网络有限公司 | Method, system and device for remotely controlling excavator and electronic equipment |
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