Passenger door controller with redundancy function

Abstract

The utility model discloses a passenger door controller with a redundancy function, which comprises a remote control transmitter and a receiving controller, a transmitting antenna and at least two transmitting circuit boards are arranged in the remote control transmitter, each transmitting circuit board is electrically connected with the transmitting antenna, and the receiving controller is electrically connected with the receiving controller. A microcontroller, a receiving antenna and at least two receiving circuit boards are arranged in the receiving controller, the microcontroller is connected with the receiving circuit boards, the receiving circuit boards are electrically connected with the receiving antenna, the receiving antenna is in wireless communication connection with the transmitting antenna, a redundant circuit board is arranged on hardware, and the redundant circuit board is electrically connected with the receiving antenna. At least two sets of circuit boards are mutually standby, when one set goes wrong, the other set or several sets of circuits and programs can be seamlessly switched, normal work is guaranteed, and the circuit board has the advantages of being simple and reliable.

Description

TECHNICAL FIELD

[0001] The utility model belongs to passenger car parts technical field, concretely relates to a passenger door controller with redundancy function. BACKGROUND

[0002] At present, passenger door controller is widely used in passenger car field with the advantages of simple operation, convenient use, low technical threshold and easy realization. The disadvantage is that the passenger door controller has poor anti-interference ability and the hardware circuit is easy to be damaged, which can not receive the remote controller signal, resulting in the situation that the door can not be opened or closed, and the use convenience and reliability can not be guaranteed. Moreover, the passenger door controller is mainly passive reception and execution, which is easy to cause control effectiveness problem.

[0003] The patent with publication number CN218558801U discloses a one-key starting system for passenger car, which comprises a controller connected with the circuit of the passenger car to control the passenger car through output control signal; a remote controller connected with the controller through wireless signal, the remote controller is provided with control keys, the control keys are used to trigger control signal and transmit the control signal to the controller through wireless signal; an ignition key arranged on the instrument desk of the passenger car and connected with the controller through hard wire, the ignition key is activated by any control key; a power switch arranged on the instrument desk and connected with the controller through hard wire, the power switch is used to activate the working state of the ignition key. The purpose of one-key starting of the passenger car is achieved, any control key and power switch of the remote controller are used to achieve the purpose of double activation of the working state of the ignition key, which improves the specificity and convenience of the starting of the passenger car and effectively avoids the failure of one-key starting function due to the failure of the remote controller.

[0004] However, the above-mentioned patent does not have redundancy design for the remote controller and the controller itself, and the passenger door control cannot be effectively performed when the controller fails. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a passenger door controller with redundancy function.

[0006] The specific scheme is as follows:

[0007] A passenger door controller with redundancy function, which comprises a remote control transmitter and a receiving controller, the remote control transmitter is provided with a transmitting antenna and at least two transmitting circuit boards, each transmitting circuit board is electrically connected with the transmitting antenna, the receiving controller is provided with a microcontroller, a receiving antenna and at least two receiving circuit boards, the microcontroller is connected with the receiving circuit board, the receiving circuit board is electrically connected with the receiving antenna, and the receiving antenna and the transmitting antenna are wirelessly connected.

[0008] The transmitting circuit board is provided with a frequency signal transmitter, which is a dual-frequency signal transmitter or a multi-frequency signal transmitter; and the receiving circuit board is provided with a frequency receiver, which is a dual-frequency signal receiver or a multi-frequency signal receiver.

[0009] The receiving controller further comprises an input interface, an output interface and a power input port, and the power input port, the input interface and the output interface are electrically connected with the receiving circuit board.

[0010] The receiving circuit board is further provided with a voltage sampling circuit and a current sampling circuit, the input interface and the output interface are electrically connected with the voltage sampling circuit, the voltage sampling circuit is electrically connected with the microcontroller, and the input interface and the output interface are further electrically connected with the current sampling circuit, and the current sampling circuit is electrically connected with the microcontroller.

[0011] The receiving controller further comprises a receiving housing, and the microcontroller, the receiving circuit board, the voltage input port, the input interface, the output interface and the receiving antenna are fixed in the receiving housing, and the microcontroller is a single-chip microcomputer.

[0012] The remote control transmitter further comprises a remote control housing, a battery and a remote control key, the battery and the remote control key are electrically connected with the transmitting circuit board, the transmitting circuit board, the battery and the transmitting antenna are fixed in the remote control housing, and the remote control key is installed on the remote control housing.

[0013] The utility model discloses a passenger door controller with redundancy function, be provided with at least two transmitting circuit boards on remote control transmitter, be provided with at least two receiving circuit boards on receiving controller, be provided with redundancy type circuit board on hardware, and the circuit board of no less than two sets of each other standby, when a set of problem, another set or several sets of circuit and program can seamless switching, and guarantee normal work, and, transmitting circuit board adopts dual -frequency or multi -frequency transmission, and receiving circuit board adopts dual -frequency or multi -frequency reception, when a frequency is interfered and is invalid, can through the rest frequency band and receive, realize the redundancy of frequency, in addition, be provided with microcontroller in receiving controller, the microcontroller can check the frequency of receiving to guarantee the accuracy of receiving frequency, and microcontroller simultaneously carries out voltage and current sampling to input interface or output interface through voltage sampling circuit and current sampling circuit, realizes the detection and state feedback of receiving controller failure, has simple and reliable advantages. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of remote control transmitter and receiving controller. DETAILED DESCRIPTION

[0015] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by those skilled in the art without creative efforts on the basis of the embodiments of the present application shall fall within the scope of the present application.

[0016] Redundancy refers to the repeated configuration of some key components or functions artificially for the consideration of system safety and reliability. When the system fails, such as the damage of a certain device, the redundantly configured components can serve as backup, timely intervene and undertake the work of the failed components, thereby reducing the failure time of the system, and redundancy is especially used for emergency handling. Redundancy can exist in different levels, such as network redundancy, server redundancy, disk redundancy, data redundancy, etc.

[0017] As shown in Figure 1 A passenger door controller with redundancy function, comprising a remote control transmitter 1 and a receiving controller 6, the remote control transmitter 1 is provided with a transmitting antenna 2 and at least two transmitting circuit boards 3, each transmitting circuit board 3 is electrically connected with the transmitting antenna 2, the receiving controller 6 is provided with a microcontroller 12, a receiving antenna 10 and at least two receiving circuit boards 9, the microcontroller 12 is connected with the receiving circuit board 9, the receiving circuit board 9 is electrically connected with the receiving antenna 10, and the receiving antenna 10 and the transmitting antenna 2 are wirelessly connected.

[0018] In the embodiment, the remote control transmitter 1 is provided with at least two transmitting circuit boards 3, and the receiving controller 6 is provided with at least two receiving circuit boards 9, the remote control transmitter itself and the receiving controller itself are both provided with redundant circuit boards, two or more sets of circuit boards are used as backup, when one set has a problem, the other set or sets of circuit boards can be seamlessly switched, to ensure the normal work of the passenger door controller.

[0019] The microcontroller 12 in the receiving controller 6 is used for fault detection and state feedback, the microcontroller can check and detect the frequency signal received by the receiving circuit board 9, to detect whether the received frequency signal is correct, specifically, the microcontroller 12 pre-stores a correct signal frequency value, after the receiving circuit board 9 receives the frequency signal, the microcontroller 12 performs frequency comparison and verification, when the comparison is unsuccessful, the microcontroller 12 feeds back the state of the incorrect receiving signal frequency to the vehicle controller, to inform the driver or staff to carry out fault repair.

[0020] The transmitting circuit board 3 is provided with a frequency signal transmitter, the frequency signal transmitter is a dual-frequency signal transmitter or a multi-frequency signal transmitter, the receiving circuit board 9 is provided with a frequency receiver, and the frequency receiver is a dual-frequency signal receiver or a multi-frequency signal receiver.

[0021] The transmitting circuit board 3 adopts dual-frequency or multi-frequency transmission, and the receiving circuit board 9 adopts dual-frequency or multi-frequency reception, so that when one frequency is interfered and disabled, transmission and reception can be performed through the remaining frequency bands, frequency redundancy is realized, and the reliability of passenger door control is further increased. Among the multiple frequencies transmitted by the transmitting circuit board 3, any frequency received by the receiving circuit board can achieve control of the passenger door.

[0022] The receiving controller 6 further comprises an input interface 8, an output interface 11 and a power input port 7, and the power input port 7, the input interface 8 and the output interface 11 are electrically connected with the receiving circuit board 9.

[0023] The vehicle-mounted power supply can supply power to the receiving controller 6 through the voltage input port 7, the input interface 8 can be electrically connected with the rocker switch 13 on the vehicle-mounted control panel through a cable to realize control of the passenger door through the rocker switch, and the output interface 11 is electrically connected with the vehicle-mounted execution component, which is an electrically controlled pneumatic door pump. The electrically controlled pneumatic door pump receives the level signal of the output interface 11 to act, thereby realizing opening and closing control of the passenger door.

[0024] The receiving circuit board 9 is further provided with a voltage sampling circuit and a current sampling circuit, the input interface 8 and the output interface 11 are electrically connected with the voltage sampling circuit, the voltage sampling circuit is electrically connected with the microcontroller 12, and the input interface 8 and the output interface 11 are also electrically connected with the current sampling circuit, and the current sampling circuit is electrically connected with the microcontroller 12.

[0025] The signal voltage and current input by the input interface 8 are within a certain range, the microcontroller 12 collects the voltage and current of the input interface 8 through the voltage sampling circuit and the current sampling circuit, which is conducive to fault detection and state feedback. If the input signal of the input interface 8 exceeds the preset range, the microcontroller 12 will transmit the input interface fault to the vehicle controller, which is convenient for subsequent maintenance.

[0026] The signal voltage and current output by the output interface 11 are within a certain range, the microcontroller 12 collects the voltage and current of the output interface 11 through the voltage sampling circuit and the current sampling circuit, which is conducive to fault detection and state feedback. If the output signal of the output interface 11 exceeds the preset range, the microcontroller 12 will transmit the output interface fault to the vehicle controller, which is convenient for subsequent maintenance.

[0027] The receiving controller 6 further comprises a receiving housing, and the microcontroller 12, the receiving circuit board 9, the voltage input port, the input interface 8, the output interface 11 and the receiving antenna 10 are fixed in the receiving housing, and the microcontroller 12 is a single-chip microcomputer.

[0028] The remote control transmitter 1 also includes a remote control shell, a battery 5 and a remote control button 4. The battery 5 and the remote control button 4 are electrically connected to the transmitting circuit board 3. The transmitting circuit board 3, the battery and the transmitting antenna 2 are all fixed in the remote control shell, and the remote control button is installed on the remote control shell.

[0029] The utility model discloses a passenger door controller with redundant function, wherein at least two transmitting circuit boards are provided on the remote control transmitter, and at least two receiving circuit boards are provided on the receiving controller, and redundant circuit boards are provided on the hardware, and no less than two sets of circuit boards are used as backup for each other. When one set has a problem, the other set or several sets of circuits and programs can be seamlessly switched to ensure normal operation. Moreover, the transmitting circuit board adopts dual-frequency or multi-frequency transmission, and the receiving circuit board adopts dual-frequency or multi-frequency reception. When one frequency is interfered and fails, transmission and reception can be carried out through the remaining frequency bands, thereby realizing frequency redundancy. In addition, a microcontroller is provided in the receiving controller, and the microcontroller can verify the received frequency to ensure the accuracy of the received frequency. At the same time, the microcontroller samples the voltage and current of the input interface or the output interface through the voltage sampling circuit and the current sampling circuit, thereby realizing the detection of the receiving controller failure and the feedback of the status, and has the advantages of simplicity and reliability.

[0030] The technical means disclosed in the present invention are not limited to those disclosed in the above-mentioned embodiments, but also include technical solutions composed of any combination of the above-mentioned technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principles of the present invention, and such improvements and modifications are also considered to be within the scope of protection of the present invention.

Claims

1. A passenger door controller with redundancy, characterized by: It includes remote control transmitter (1) and receiving controller (6), the remote control transmitter (1) is provided with transmitting antenna (2) and at least two transmitting circuit boards (3), each transmitting circuit board (3) is electrically connected with transmitting antenna (2), the receiving controller (6) is provided with microcontroller (12), receiving antenna (10) and at least two receiving circuit boards (9), the microcontroller (12) is connected with receiving circuit board (9), the receiving circuit board (9) is electrically connected with receiving antenna (10), the receiving antenna (10) and transmitting antenna (2) are wirelessly connected.

2. A passenger door controller with redundancy according to claim 1, characterized in that: The transmitting circuit board (3) is provided with a frequency signal transmitter, the frequency signal transmitter is a dual-frequency signal transmitter or a multi-frequency signal transmitter, the receiving circuit board (9) is provided with a frequency receiver, and the frequency receiver is a dual-frequency signal receiver or a multi-frequency signal receiver.

3. A passenger door controller with redundancy functions according to claim 1, characterized in that: The receiving controller (6) further includes an input interface (8), an output interface (11) and a power input port (7), and the power input port (7), the input interface (8) and the output interface (11) are electrically connected with the receiving circuit board (9).

4. A passenger door controller with redundancy functions according to claim 3, characterized in that: The receiving circuit board (9) is further provided with a voltage sampling circuit and a current sampling circuit, the input interface (8) and the output interface (11) are electrically connected with the voltage sampling circuit, the voltage sampling circuit is electrically connected with the microcontroller (12), and the input interface (8) and the output interface (11) are also electrically connected with the current sampling circuit, and the current sampling circuit is electrically connected with the microcontroller (12).

5. A passenger door controller with redundancy according to claim 4, characterized in that: The receiving controller (6) further includes a receiving housing, the microcontroller (12), the receiving circuit board (9), the voltage input port, the input interface (8), the output interface (11) and the receiving antenna (10) are fixed in the receiving housing, and the microcontroller (12) is a single-chip microcomputer.

6. The passenger door controller with redundancy functions according to claim 1, characterized in that: The remote control transmitter (1) further includes a remote control housing, a battery (5) and a remote control key (4), the battery (5) and the remote control key (4) are electrically connected with the transmitting circuit board (3), the transmitting circuit board (3), the battery and the transmitting antenna (2) are fixed in the remote control housing, and the remote control key is installed on the remote control housing.

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