Vehicle-mounted hour meter

Abstract

The utility model discloses a vehicle-mounted hour meter, which comprises an outer protective shell, a display window, a plurality of groups of terminals and a timing control module, the display window is arranged on the outer protective shell, the plurality of groups of terminals are respectively arranged on the outer protective shell, the timing control module is arranged in the outer protective shell, and the display window is arranged on the outer protective shell. The timing control module comprises a circuit substrate, a microprocessor, a communication module, an indication module, a clamping groove, an output module and an input module, the circuit substrate is arranged in the outer protective shell, the microprocessor is arranged on the circuit substrate, the communication module is arranged on the circuit substrate, the indication module is arranged on the microprocessor, and the output module is arranged on the input module. And the indication module is arranged on the circuit substrate. Therefore, a multi-group electrical connection monitoring mode is adopted, a plurality of running parts in the mine car are monitored in real time, real-time monitoring is achieved, monitored data are accurate, and safe and stable running of the mine car is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle-mounted control, in particular to a vehicle-mounted hour meter. Background Art

[0002] During the transportation of mine cars, the status and operation of the mine cars usually need to be checked every 3-4 hours. This includes checking the external structure of the vehicle, the braking system, the axle and wheel set, and the operating status. This frequent monitoring can timely discover and deal with potential problems to ensure the safe and stable operation of the mine cars.

[0003] In the prior art, vibration sensors or photoelectric sensors are usually used to monitor the running parts of the mine car during its travel. When the parts in the mine car are monitored by vibration sensors or photoelectric sensors, since the running parts of the mine car have different start-up times during its travel, and the vibration sensors and photoelectric sensors are usually in continuous operation during its travel, the monitoring result data for the parts that are running or stopped during its travel is usually not accurate enough. The monitoring cannot detect and deal with potential problems in a timely manner, and cannot ensure the safe and stable operation of the mine car. Utility Model Content

[0004] The utility model aims to solve one of the technical problems in the related art at least to a certain extent.

[0005] To this end, the purpose of the utility model is to propose a vehicle-mounted hour meter, which adopts a multi-group electrical connection monitoring method to monitor multiple running components in a mine car in real time. The real-time monitoring and monitoring data are accurate and ensure the safe and stable operation of the mine car.

[0006] To achieve the above-mentioned purpose, the utility model proposes a vehicle-mounted hour meter, comprising an outer protective shell, a display window, a wiring terminal and a timing control module, wherein the display window is arranged on the outer protective shell; the wiring terminal is a plurality of groups, and the plurality of groups of wiring terminals are respectively arranged on the outer protective shell; the timing control module is arranged in the outer protective shell, and the timing control module and the wiring terminal are electrically connected; the timing control module comprises a circuit substrate, a microprocessor, a communication module, an indication module, a card slot, an output module and an input module, wherein the circuit substrate is arranged in the outer protective shell; the microprocessor is arranged on the circuit substrate; the communication module is arranged on the circuit substrate, and the communication module is bidirectionally electrically connected to the microprocessor; the indication module is arranged on the circuit substrate, and the indication module is bidirectionally electrically connected to the microprocessor; the card slot is arranged on the circuit substrate; the output module is electrically connected to the microprocessor; and the input module is electrically connected to the microprocessor.

[0007] In addition, the vehicle-mounted hour meter proposed in the application may also have the following additional technical features:

[0008] Specifically, the communication module includes a GPS communication module, a Wi-Fi communication module and a 5G communication module, wherein the Wi-Fi communication module and the 5G communication module respectively adopt an IPEX generation interface, and the Wi-Fi communication module and the 5G communication module are respectively in the .GHz band.

[0009] Specifically, the input module includes a power supply circuit, a switch quantity common terminal, a switch quantity input terminal, a speed pulse input terminal, a current amplitude collection terminal, and a network port, wherein the power supply circuit is used for power supply; the switch quantity common terminal is used to provide voltage to the outside, and the switch quantity common terminal and the ground wire are connected in parallel; the switch quantity input terminal includes four groups of independent signal input ports, and the four groups of independent signal input ports are electrically connected to the switch quantity common terminal through wires; the speed pulse input terminal is used to receive pulse signals for sampling; the current amplitude collection terminal includes four groups of current amplitude input ports, and the current amplitude collection terminal receives a maximum input peak-to-peak value range of ±7V; the network port is an Ethernet interface.

[0010] Specifically, the output module includes a key interface terminal and a screen interface terminal, wherein the key interface terminal and the screen interface terminal are respectively mounted on the circuit substrate.

[0011] Specifically, the button interface end includes interface U, interface D, interface C and interface S, wherein the interface U is connected to one end of the previous page button, the interface D is connected to one end of the next page button, the interface C is connected to one end of the unit switch button, and the interface S is connected to the button common end.

[0012] Specifically, the screen interface end includes interface V, interface R, interface T and interface G, wherein the interface V is connected to the screen VCC pin, the interface R is connected to the screen SDA, the interface T is connected to the screen SCL, and the interface G is connected to the screen GND.

[0013] Specifically, the indication module includes a plurality of groups of LED lights, and the LED lights are colored LED lights.

[0014] Compared with the prior art, the vehicle-mounted hour meter of the utility model has the following advantages:

[0015] (1) Connecting multiple running components in the mine car to the wiring terminals on the outer casing respectively, and the wiring terminals can receive various signal acquisition data, so that multiple components in the mine car can be monitored synchronously through the timing control module, thereby obtaining accurate results;

[0016] (2) Through the output module in the timing control module, different display data on the display window can be conveniently switched by pressing buttons, so as to observe the data of the operation of the components on the mine car;

[0017] (3) The hour meter transmits the read data remotely to the server via the 4G network. The data management platform can remotely manage the operating time data of each component of the mine car to better evaluate the operating conditions of each component.

[0018] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the following description of the embodiments in conjunction with the accompanying drawings, in which:

[0020] Figure 1 This is a schematic diagram of the structure of a vehicle-mounted hour meter according to an embodiment of the utility model;

[0021] Figure 2 This is a schematic diagram of the internal structure of a vehicle-mounted hour meter according to an embodiment of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of a vehicle-mounted hour meter timing control module according to an embodiment of the utility model;

[0023] Figure 4 The present invention is a block diagram of the principle of a vehicle-mounted hour meter timing control module according to an embodiment of the present invention.

[0024] As shown in the figure: 10, outer shell; 20, display window; 30, wiring terminal; 40, timing control module; 401, circuit substrate; 402, microprocessor; 403, communication module; 4031, GPS communication module; 4032, Wi F i communication module; 4033, 4G communication module; 404, indication module; 405, card slot; 406, output module; 4061, button interface terminal; 4062, screen interface terminal; 407, input module; 4071, power supply circuit; 4072, switch quantity common terminal; 4073, switch quantity input terminal; 4074, speed pulse input terminal; 4075, current amplitude acquisition terminal; 4076, network port. DETAILED DESCRIPTION

[0025] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limitations on the present invention. On the contrary, the embodiments of the present invention include all changes, modifications, and equivalents that fall within the spirit and connotation of the appended claims.

[0026] The vehicle-mounted hour meter according to an embodiment of the utility model will be described below in conjunction with the accompanying drawings.

[0027] like Figure 1-Figure 3 As shown, the vehicle-mounted hour meter according to the embodiment of the utility model comprises an outer protective shell 10 , a display window 20 , a connection terminal 30 and a timing control module 40 .

[0028] Among them, the display window 20 is set on the outer shell 10, the terminal 30 is a plurality of groups, and the plurality of groups of terminal 30 are respectively set on the outer shell 10, the timing control module 40 is set in the outer shell 10, and the timing control module 40 and the terminal 30 are electrically connected.

[0029] It should be noted that the outer shell 10 includes a hollow shell and an upper cover plate, a display window 20 is provided on the top of the upper cover plate, and a transparent observation window is provided in the display window 20. A control panel for controlling the timing control module 40 is installed on the upper cover plate.

[0030] Furthermore, there are multiple groups of terminals 30, and multiple groups of terminals 30 are installed on the same outer protective shell 10. Different operating components are connected through the multiple groups of terminals 30, so that different components in a vehicle are monitored simultaneously.

[0031] The timing control module 40 includes a circuit substrate 401 , a microprocessor 402 , a communication module 403 , an indication module 404 , a card slot 405 , an output module 406 and an input module 407 .

[0032] The circuit substrate 401 is disposed in the outer housing 10, the microprocessor 402 is disposed on the circuit substrate 401, the communication module 403 is disposed on the circuit substrate 401, and the communication module 403 is bidirectionally electrically connected to the microprocessor 402. The indication module 404 is disposed on the circuit substrate 401, and the indication module 404 is bidirectionally electrically connected to the microprocessor 402. The card slot 405 is disposed on the circuit substrate 401, the output module 406 is electrically connected to the microprocessor 402, and the input module 407 is electrically connected to the microprocessor 402.

[0033] It should be noted that the circuit substrate 401 is installed in the outer shell 10, the microprocessor 402 is glued to the circuit substrate 401, and the communication module 403 is connected to the external controller through the signal of the communication, so as to realize the communication transmission and real-time monitoring. The indicator module 404 reflects the operation status of each module in the hour meter through the on and off of different lights of the LED lamp. The SIM card is placed in the card slot 405. After the SIM card is inserted, it is used to access the network through the GSM mobile phone during the control process. The output module 406 is connected to the external display screen and the control panel, and the display screen is installed on the display window 20.

[0034] In one embodiment of the present invention, Figure 3 and Figure 4 As shown, the communication module 403 includes a GPS communication module 4031, a Wi-Fi communication module 4032 and a 4G communication module 4033.

[0035] Among them, the Wi F i communication module 4032 and the 4G communication module 4033 respectively adopt IPEX1 generation interface, and the Wi F i communication module 4032 and the 4G communication module 4033 are respectively in the 2.4 GHz band.

[0036] It should be noted that signal transmission is achieved through three different communication modes, namely, the GPS communication module 4031, the Wi-Fi communication module 4032 and the 4G communication module 4033, and debugging is performed according to different application scenarios.

[0037] In one embodiment of the present invention, Figure 3 As shown, the input module 407 includes a power supply circuit 4071, a switch quantity common terminal 4072, a switch quantity input terminal 4073, a speed pulse input terminal 4074, a current amplitude acquisition terminal 4075, and a network port 4076.

[0038] Among them, the power supply circuit 4071 is used for power supply, the switch quantity common terminal 4072 is used for providing voltage to the outside, the switch quantity common terminal 4072 is connected in parallel with the ground wire, and the switch quantity input terminal 4073 includes four groups of independent signal input ports, and the four groups of independent signal input ports are electrically connected to the switch quantity common terminal 4072 through wires. The speed pulse input terminal 4074 is used to receive pulse signals for sampling, the current amplitude acquisition terminal 4075 includes four groups of current amplitude input ports, and the current amplitude acquisition terminal 4075 receives a maximum input peak-to-peak value range of ±7V, and the network port 4076 is an Ethernet interface.

[0039] It should be noted that the power supply circuit 4071 is powered by a battery and a vehicle power supply. The switch quantity common terminal 4072 is the same as the input voltage amplitude. If a voltage needs to be provided externally, the power supply input V- needs to be connected in parallel with GND. The switch quantity input terminal 4073 is connected to the positive or negative terminal of the switch quantity common terminal 4072. The speed pulse input terminal 4074 can receive a 2-10V pulse signal for sampling. The current amplitude acquisition terminal 4075 is AC / DC and can receive a maximum input peak-to-peak value range of ±7V.

[0040] In one embodiment of the present invention, Figure 3 and Figure 4 As shown, the output module 406 includes a button interface terminal 4061 and a screen interface terminal 4062 .

[0041] The button interface terminal 4061 and the screen interface terminal 4062 are respectively installed on the circuit substrate 401 .

[0042] In one embodiment of the present invention, Figure 3 and Figure 4 As shown, the key interface terminal 4061 includes interface U, interface D, interface C and interface S.

[0043] Among them, the interface U is connected to one end of the page-up button, the interface D is connected to one end of the page-down button, the interface C is connected to one end of the unit switching button, and the interface S is connected to the button common end.

[0044] It should be noted that for the XH series 4p in, different data can be displayed on the display screen by pressing different buttons on the control panel.

[0045] In one embodiment of the present invention, Figure 3 and Figure 4 As shown, the screen interface terminal 4062 includes interface V, interface R, interface T and interface G, wherein interface V is connected to the screen VCC pin, interface R is connected to the screen SDA, interface T is connected to the screen SCL, and interface G is connected to the screen GND.

[0046] It should be noted that the key interface terminal 4061, XH series 4pin, is connected through different interfaces to correctly display the monitored data on the screen.

[0047] In one embodiment of the present invention, Figure 3 As shown, the indication module 404 includes a plurality of groups of LED lights, and the LED lights are colored LED lights.

[0048] It should be noted that the LED lights described in this embodiment include 8 groups, which are represented by "①②③④⑤⑥⑦⑧" respectively. The functions of the LED lights are as follows:

[0049] LED1: When the 3.3V power supply is normal, the indicator light is always on. 3.3V mainly provides power for MCU and other chips. LED2: When the 3.8V power supply is normal, the indicator light is always on. 3.8V mainly provides power for 4G chips;

[0050] LED3: Program running indicator light. When the program is running normally after power-on, this light will flash. If it is always on or off, it is an abnormal state.

[0051] LED4:

[0052] State 1: Off for 0.2S, on for 1.8S, searching for network;

[0053] State 2: Off for 1.8S, on for 0.2S, in standby mode;

[0054] State 3: 0.125S on and 0.125S off, data transmission in progress;

[0055] Status 4: Steady on, indicating a call is in progress.

[0056] LED5: When the device is running normally, it stays on.

[0057] LED6: This light is always on when the network is connected, and it is off when there is no network communication. It flashes when the network is transmitting data.

[0058] LED7: Network link speed indicator light, the light is on when the network speed is 100M, and the light is off during network isolation and when connected to the 10M network.

[0059] LED8: Indicator lights D3, D6, D9, and D12 correspond to switch input channels 1, 2, 3, and 4 respectively. When an external high level enters, the indicator lights up.

[0060] The detection steps of the vehicle-mounted hour meter of the utility model are as follows: the components to be monitored in the mine car are electrically connected to the wiring terminal 30, and the timing control module 40 transmits the data of the running components in the running mine car to the indication module 404 through the communication module 403 when the mine car is running, through the microprocessor 402. Then, the communication module 403 is connected to the external control system, and the operator monitors in real time, and when the mine car stops, the data of the running components in the mine car can be conveniently observed through the display window 20, and the data on the display window 20 can be exchanged through the key interface terminal 4061 to reflect the running time of different components.

[0061] In summary, the on-board hour meter of the embodiment of the utility model adopts a multi-group electrical connection monitoring method to monitor multiple running components in the mine car in real time. The real-time monitoring and monitoring data are accurate and ensure the safe and stable operation of the mine car.

[0062] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in this field can change, modify, replace and deform the above embodiments within the scope of the present invention.

Claims

1. A vehicle-mounted hour meter, characterized in that: It comprises an outer protective shell (10), a display window (20), a connection terminal (30) and a timing control module (40), wherein: The display window (20) is arranged on the outer protective shell (10); The wiring terminals (30) are in multiple groups, and the multiple groups of wiring terminals (30) are respectively arranged on the outer protective shell (10); The timing control module (40) is arranged in the outer protective shell (10), and the timing control module (40) and the wiring terminal (30) are electrically connected; The timing control module (40) comprises a circuit substrate (401), a microprocessor (402), a communication module (403), an indication module (404), a card slot (405), an output module (406) and an input module (407), wherein: The circuit substrate (401) is arranged in the outer protective shell (10); The microprocessor (402) is arranged on the circuit substrate (401); The communication module (403) is arranged on the circuit substrate (401), and the communication module (403) is bidirectionally electrically connected to the microprocessor (402); The indication module (404) is arranged on the circuit substrate (401), and the indication module (404) is bidirectionally electrically connected to the microprocessor (402); The card slot (405) is arranged on the circuit substrate (401); The output module (406) is electrically connected to the microprocessor (402); The input module (407) is electrically connected to the microprocessor (402) through its output.

2. The vehicle-mounted hour meter according to claim 1, characterized in that: The communication module (403) includes a GPS communication module (4031), a WiFi communication module (4032) and a 4G communication module (4033), wherein: The WiFi communication module (4032) and the 4G communication module (4033) respectively use IPEX1 generation interfaces, and the WiFi communication module (4032) and the 4G communication module (4033) are respectively in the 2.4 GHz band.

3. The vehicle-mounted hour meter according to claim 1, characterized in that: The input module (407) includes a power supply circuit (4071), a switch quantity common terminal (4072), a switch quantity input terminal (4073), a speed pulse input terminal (4074), a current amplitude acquisition terminal (4075), and a network port (4076), wherein: The power supply circuit (4071) is used for supplying power; The switch quantity common terminal (4072) is used to provide voltage to the outside, and the switch quantity common terminal (4072) is connected in parallel with the ground line; The switch quantity input end (4073) includes four groups of independent signal input ports, and the four groups of independent signal input ports are electrically connected to the switch quantity common end (4072) through wires; The speed pulse input terminal (4074) is used to receive a pulse signal for sampling; The current amplitude acquisition terminal (4075) comprises four groups of current amplitude input ports, and the maximum input peak-to-peak value received by the current amplitude acquisition terminal (4075) is within a range of ±7V; The network port (4076) is an Ethernet interface.

4. The vehicle-mounted hour meter according to claim 1, characterized in that: The output module (406) includes a key interface terminal (4061) and a screen interface terminal (4062), wherein: The button interface end (4061) and the screen interface end (4062) are respectively mounted on the circuit substrate (401).

5. The vehicle-mounted hour meter according to claim 4, characterized in that: The key interface end (4061) includes an interface U, an interface D, an interface C and an interface S, wherein: The interface U is connected to one end of the page-up button, the interface D is connected to one end of the page-down button, the interface C is connected to one end of the unit switching button, and the interface S is connected to the button common end.

6. The vehicle-mounted hour meter according to claim 4, characterized in that: The screen interface terminal (4062) includes an interface V, an interface R, an interface T and an interface G, wherein: The interface V is connected to the screen VCC pin, the interface R is connected to the screen SDA, the interface T is connected to the screen SCL, and the interface G is connected to the screen GND.

7. The vehicle-mounted hour meter according to claim 1, characterized in that: The indication module (404) comprises a plurality of groups of LED lights, and the LED lights are colored LED lights.

Images