WO2013155986A1

WO2013155986A1 - Overfreight alarming and shutting down device of passenger car

Info

Publication number: WO2013155986A1
Application number: PCT/CN2013/074460
Authority: WO
Inventors: 王昊天; 黄辰; 焦子峻
Original assignee: 深圳市福田区青少年科技教育协会
Priority date: 2012-04-20
Filing date: 2013-04-19
Publication date: 2013-10-24
Also published as: CN102632804A

Abstract

An overfreight alarming and shutting down device of a passenger car. The device comprises components such as a controller, an alarm, a passenger passing sensor, a counter, a storage, an input panel, and a switch group. The passenger passing sensor is installed on a door of the car. When a passenger enters the door of the car, the counter continuously receives a passenger increase signal sent by the sensor. After the number of passengers added by the counter exceeds the rated passenger number of the passenger car, an overfreight alarm is triggered. Moreover, a power circuit and a throttle of the passenger car are cut off automatically, and the passenger car is shut down, so the passenger car cannot be started and the door cannot be closed. As long as passengers get off, and after the counting result of the counter falls to the rated passenger loading number, the alarm can be removed and the power of the passenger car can be recovered. Furthermore, the alarming and shutting down device has its own power supply, has an anti-damage property and a self-detection function, can prevent artificial or natural damages, and can find and remove a fault in time if the fault occurs, so the problem of overfreight running of the passenger car is solved effectively.

Description

Passenger car over-alarm alarm flameout device

[0001] The present invention relates to the field of passenger car safety, and in particular, to a passenger car over-alarming and extinguishing device.

Background technique

[0002] The safety of school buses has attracted the attention of the whole society. A large number of school bus accidents are caused by excessive overcrowding. How to prevent school buses from being over-represented is a problem that the whole society is thinking about. Although it has been clearly stated that buses cannot be overcrowded, they actually implement It is very difficult. It is more harmful to the school bus. The school bus is specially designed to transport underage students and young children. Their ability to rescue themselves is not as good as that of adults. When the school bus is overcrowded, especially when the overcrowding is very serious, once the danger occurs, the minor The possibility of people's escape is greatly reduced. The lessons of a scene of blood and the departure of a living life are constantly striking the moral bottom line of society. It is impossible to contain the tragedy by rules and regulations alone. It must be solved with innovative technical means. The school bus is overcrowded. Summary of the invention

[0003] For the problem of passenger car overtaking, such as school bus, the present invention provides a passenger car over-alarming and extinguishing device, as shown in FIG. 1, the device includes components including a controller, an alarm, a personnel access sensor, a counter, and a storage device. The input panel and the switch group, wherein the personnel access sensor is installed on the door and connected with the counter through the signal line; the remaining components are connected with the controller through the signal line, and are installed in the cab, except for the personnel entering and exiting the sensor, and the rest The components can be centrally designed into a box, preferably mounted to the driver's steering panel, which is activated by the following steps:

1) Enter the rated number K of the passenger car through the input panel. The rated number will be stored in the storage. In order to prevent anyone from modifying the rated number, the input panel can be locked by password, IC card or key. Only authorized personnel To open the input information;

2) After the passenger car door is opened, the personnel access sensor starts, and after the personnel enters and exits the sensor, the initialization command is sent to the counter, so that the initial value of the counter is automatically set to 0;

3) When the personnel enters and exits the passenger car door, the personnel access sensor automatically detects the direction of entry and exit of the personnel. When entering a person, it sends a 1 signal to the counter, and when a person goes out, sends a minus 1 signal to the counter;

4) When the value of the counter increases, each time the added calculation result is sent to the controller, after receiving the calculation result A, the controller retrieves the rated number K of the passenger car from the storage, and compares the Α and Κ. If A is greater than K, the controller sends an over-alarm signal to the alarm; at the same time, the controller sends a signal to the switch group to close the switch;

5) The alarm device receives the alarm signal from the controller, and sends a warning signal of the light and the sound. The alarm sound can be recorded in advance, and the buzzer or voice signal can be recorded. The switch group receives the switch group from the controller. After the signal, the power circuit and the oil circuit switch of the passenger car are closed, the car is turned off, the door cannot be closed, and the bus cannot be started. Here, only the power circuit of the car is turned off, and the other power supply of the car cannot be turned off. shut down;

6) The controller continuously receives the calculation result, compares Α with Κ, if A is equal to or less than K, the controller reports to the alarm Transmitting to cancel the over-alert alarm signal; at the same time, the controller sends a signal to open the switch to the switch group;

7) After receiving the alarm signal from the controller, the alarm device turns off the warning signal of the light and sound that is being alarmed; the switch group re-opens the power circuit and the oil circuit switch of the passenger car, and the door can be normally closed, so that the passenger car can be normal. start.

[0004] The alarm, the counter, the storage, the input panel and the switch group are connected to the controller through a signal line and installed in the cab; the above-mentioned alarm flameout device further includes at least one display screen, a display screen and a controller Connected by signal line, installed in the door or cab, can display the text message of the over-alarm alarm. The text information can be input into the storage device by inputting one or more fixed text information through the input panel in advance, and the controller is in the alarm device. When the over-alert signal is sent, the text information saved in advance is selected from the storage and sent to the display for display. The display can count down the number of passengers that can be accommodated. P, P is the difference between K and A. When A is negative, the number of people who have exceeded the number is displayed in a special color.

[0005] The above-mentioned personnel entrance and exit sensor is an infrared receiving and emitting integrated sensor, which is divided into a transmitting and receiving integrated pole and a reflecting plate, which are respectively installed on both sides of the door, and are detected when the person enters and exits.

[0006] The above-mentioned personnel entering and exiting the sensor is capable of horizontally moving the mechanical arm back and forth, and the side of the door is installed. When the person enters and exits, the mechanical arm can be moved back and forth. Each side of the moving arm has a pressure switch, and the pressure switch is positive and negative. Two kinds, when the person enters the door, push the robot arm into the car and press the positive pressure switch to send a 1 signal to the counter. When the person exits the door, push the arm to push the negative pressure switch outside the car to send the counter to the counter. 1 signal.

[0007] A further improvement of the above technical solution is that, in the process of continuously receiving the calculation result A and comparing A and K, if A is detected to be equal to K, the controller sends a full-charge signal to the display screen and Displayed on the display; at the same time, the controller sends a signal to the switch group to close the door, so that the door is automatically closed and can no longer be used.

[0008] A further improvement to the above technical solution is that if the passenger car has two doors, a personnel access sensor is installed on each door, and two personnel access sensors are connected to the counter, and the counter receives the entry and exit from two personnel. The signal sent by the sensor plus or minus 1 is counted.

[0009] A further improvement of the above technical solution is that the controller automatically detects the running state of the personnel entering and leaving the sensor and the switch group in real time, and if any one component is not working normally, the controller sends a warning message that the component does not work normally to the display. At the same time, the controller sends an alarm fault signal to the switch group, turns off the power circuit and the oil circuit switch, so that the vehicle is turned off, the door cannot be closed, and the controller sends a signal for releasing the alarm to the switch group only when all components are faulty.

[0010] After the passenger car has the above-mentioned over-alarming device, the passenger car can automatically prevent the occurrence of over-capacity, and the alarm device itself also has the functions of preventing damage and preventing failure, and can automatically close the door after the passenger car is full, to avoid some people having luck. Therefore, the safe operation of the passenger car is fundamentally guaranteed.

DRAWINGS

1 is a schematic block diagram showing the structure of an embodiment of the present invention;

2 is a schematic view showing the working structure of a personnel entering and exiting sensor according to an embodiment of the present invention; FIG. 3 is a schematic diagram of a working structure of a personnel entering and exiting sensor according to another embodiment of the present invention.

detailed description

[0012] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0013] The present invention is implemented by a medium-sized bus with a full passenger capacity of 20 passengers. The vehicle has a door in the middle of the vehicle body, which can accommodate passengers to queue up and down in a single row, and install the basic components of the present invention in a TV set top box size. In the box, here is called the school bus safety box, which is placed in front of the cab. The LCD screen on the surface of the box can display the specified information. The lower part of the display is the operation panel, which can operate the box to prevent unrelated personnel from operating. , the safety box is equipped with a separate key, the box panel can only be operated by the key. In order to prevent the safety box from being damaged by human or accidental damage, the safety box is made of special steel, can not be opened with common tools, and has waterproof, shockproof, fireproof and anti-collision functions. The safety box uses its own rechargeable battery to supply power to each component, even if the bus The battery does not affect the use of the safety box when it is not in use. The safety box integrates a controller, an alarm, a counter, a reservoir, and a switch group. Each component in the safety box is connected to the controller through a signal line, wherein the personnel access sensor is mounted on the door and connected to the counter through a signal line. The switch group also has a signal line connected to the power supply of the school bus, the switch door power supply, and the throttle. The signal is used to control the power supply, the door and the throttle of the passenger car to be turned on and off. In order to prevent the signal line from being damaged, the signal line is hidden in the car body interlayer and has a special protective layer to prevent the signal line from being cut.

[0014] By opening the input panel to the key corresponding to the safety box, the rated number 20 of the passenger car is input, and the rated number 20 is stored in the storage and stored.

[0015] When the passenger car door is opened, the personnel entering and exiting the sensor is started, and after the personnel entering and exiting the sensor is started, an initializing instruction is sent to the counter, so that the initial value of the counter is automatically set to 0;

When the student enters and exits the passenger car door, the personnel access sensor automatically detects the direction in which the person enters and exits. When entering a student in the car, he sends a 1 signal to the counter, and when a student goes out, sends a minus 1 signal to the counter;

When the value of the counter increases, each time the added calculation result A is sent to the controller, after receiving the calculation result A, the controller retrieves the rated number of passenger cars 20 from the storage, and compares A with 20, if A If it is greater than 20, it indicates that the school bus is overcrowded, and the controller sends an over-alarm signal to the alarm; at the same time, the controller sends a signal to close the switch to the switch group.

[0016] The alarm device receives an alarm signal from the controller, the alarm light is on, and there is a buzzer alarm. The alarm sound can be recorded in advance. "The vehicle is overcrowded, and the redundant personnel should get off the vehicle!"; After receiving the signal from the controller to turn off the switch group, the power circuit and the throttle switch of the school bus are closed, the car is turned off, and the door cannot be closed, so that the bus cannot be started. Here, only the power circuit of the car, such as electric power, is turned off. The car cannot turn off the other power of the car.

[0017] The controller continuously receives the calculation result A, compares A with 20, and if A is equal to or less than K, the controller sends an alarm to cancel the over-alarm signal; and the controller sends a signal to open the switch to the switch group; After receiving the alarm cancellation alarm signal from the controller, the warning signal of the light and sound that is being alarmed is turned off; the switch group is turned back on. The power circuit and oil switch of the bus can be closed normally, so that the school bus can start normally.

[0018] In the above alarm extinguishing device, in addition to the display screen on the safety box in the cab, a display screen can be further installed on the door, and the display screen is connected with the controller through a signal line, and can display the text information of the over-alarm alarm. The text information may be input into the storage device by inputting one or more fixed text information through the input panel in advance, and when the controller sends an over-alert alarm signal to the alarm, the text information saved in advance is selected from the storage and sent to the display screen. Display. The display can count down the number of passengers that can be accommodated. P, P is the difference between 20 and A. When A is negative, it is the number of people who have exceeded the number, and is displayed in a special color. In this way, when there are more students on the bus, people outside the car can quickly master and arrange the students to ride different school buses.

[0019] In the present invention, the personnel access sensor is a key component of the present invention, and will be described below by way of two embodiments.

Embodiment 1 Infrared Sensor

As shown in Fig. 2, the personnel access sensor adopts the on-beam infrared sensor, and the transceiver integrated design is divided into the transmitting and receiving integrated pole 1 and the reflecting plate 2, which are respectively installed on both sides of the door, and are detected when the personnel enters and exits.

[0021] When the infrared sensor is working normally, the light-emitting integrated pole 1 from one side of the door continuously emits the infrared light 3 to reach the reflector 2 on the other side of the door, and the infrared light 3 passes through the reflector 2 and becomes the reflection line 4 back. The transmitting and receiving integrated pole 1 is normally accepted. If someone enters or exits the vehicle door, the infrared rays emitted from the transmitting and receiving integrated pole 1 are blocked by the human body and cannot reach the reflecting plate and are reflected back. The infrared sensor recognizes that there is a person entering and exiting at this time, and according to different The sequence in which the regional infrared rays are blocked in succession determines the direction in which the person is heading at this time, and also identifies whether the student is getting on or off the vehicle, and sends a signal to the counter to increase or decrease the number of personnel.

Embodiment 2 Robot Arm Sensor

Referring to Fig. 3, the personnel access sensor adopts a mechanical arm 7 which can move horizontally back and forth. The mechanical arm 7 is mounted on one side 5 of the door. The mechanical arm 7 is connected to the door 5 through the movable bolt 10, and can be horizontally rotated by 180 degrees. When there is no entry and exit, the arm 7 is in an equilibrium state perpendicular to the door 5, and the other end of the arm 7 is close to or slightly in contact with the other side 6 of the door so as not to affect the movement of the arm 7. When a student enters the front door 11 and pushes the robot arm 7 to the front 11, the arm 7 rotates to the maximum angle during the door entry, and contacts the door pressure switch 8, and continues under the arm 7 When the switch 8 is pressed, the circuit inside the switch is turned on, and a signal of a person increase of 1 is sent to the counter. The robot arm 7 has an automatic resetting device inside. When the student completely enters the door, the arm 7 loses its thrust and automatically returns to the initial position.

[0023] When a student gets off the vehicle door in the opposite direction 12, the push robot 7 rotates in the reverse direction 12, and during the student's exit, the arm 7 rotates to the maximum angle and contacts the exit pressure switch 9, and When the arm 7 is continuously pushed, the switch 9 is pressed, the circuit inside the switch is turned on, and a signal of one minus one is sent to the counter. When the student completely walks out of the door, the arm 7 loses its thrust and automatically returns to its original position.

Claims

Claim

A passenger car over-alarming and extinguishing device, comprising: a controller, an alarm, a personnel access sensor, a counter, a storage, an input panel and a switch group, wherein the personnel access sensor is mounted on the door, and the counter Connected by signal lines; the remaining components are connected to the controller via signal lines and installed in the cab. The alarm flameout device is activated by the following steps:

1) Enter the rated number of passenger cars κ through the input panel, and save the rated number Κ in the storage;

5) The alarm device receives the alarm signal sent by the controller, and sends a warning signal of the light and the sound; after receiving the signal of the switch group sent by the controller, the switch group closes the power circuit and the oil circuit switch of the passenger car to make the car When the flame is turned off, the door cannot be closed, making the passenger car unable to start;

6) The controller continuously receives the calculation result Α, compares Α with Κ, if A is equal to or less than K, the controller sends an alarm to cancel the alarm; and the controller sends a signal to open the switch to the switch group;

2. The passenger car over-alarming and extinguishing device according to claim 1, wherein the alarm-extinguishing device further comprises at least one display screen, and the display screen and the controller are connected by a signal line, and are installed in the door or the cab. The text information of the over-alarm alarm can be displayed. The text information can be input into the storage device by inputting one or more fixed text information through the input panel in advance. When the controller sends the over-alert alarm signal to the alarm device, the pre-storage is selected from the storage device. The text message is sent to the display for display.

3. The passenger car over-alarming and extinguishing device according to claim 2, wherein the number of passengers remaining in the display can be counted down on the display screen, Ρ is the difference between Κ and Α, and when A is negative, it is already The number of overstaffed people is displayed in a special color.

4. The passenger car over-alarming and extinguishing device according to claim 2, wherein the personnel entering and leaving the sensor is an infrared sensor, and the emitter and the receiving pole are respectively installed on both sides of the door, and the detecting is performed when the person enters and exits.

5. The passenger car over-alarming and extinguishing device according to claim 2, wherein said personnel entering and leaving the sensor is water-receivable The arm is moved back and forth, and the side of the door is installed. When the personnel enters and exits, the mechanical arm can be moved back and forth. Each side of the moving arm has a pressure switch, and the pressure switch is positive or negative. When the person enters the door, the vehicle is turned to the vehicle. Push the mechanical arm to press the positive pressure switch, and send a 1 signal to the counter. When the person exits the door, push the robot arm outside the vehicle to press the negative pressure switch to send a minus 1 signal to the counter.

6. The passenger car over-alarming and extinguishing device according to claim 1, wherein the controller continuously receives the calculation result A and compares A and K, and if A is detected to be equal to K, the controller goes to the display screen. The full-stack signal is sent and displayed on the display; at the same time, the controller sends a signal to the switch group to close the door, so that the door is automatically closed and can no longer be used.

7. The passenger car over-alarming and extinguishing device according to claim 1, wherein if the passenger car has two doors, a personnel access sensor is installed on each door, and two personnel entering and exiting sensors are connected to the counter, and the counter is connected. Receives a 1 plus or minus 1 signal from 2 people entering and exiting the sensor and performs a counting operation.

8. The passenger car over-alarming and extinguishing device according to claim 1, wherein the controller automatically detects the running state of the person entering and leaving the sensor and the switch group in real time, and if any one of the components is not working normally, the controller sends the component to the display. The warning message is not working normally. At the same time, the controller sends an alarm fault signal to the switch group, turns off the power circuit and the oil circuit switch, so that the vehicle is turned off, the door cannot be closed, and the controller sends a signal to cancel the alarm to the switch group only when all components are eliminated. .