Lightweight mobile terminal railway speed measurement system
By designing a lightweight mobile terminal railway speed measurement system and utilizing components such as bracket components, magnetic components, and infrared light sensing speed sensors, the problems of existing devices being inconvenient to carry and monitor in real time have been solved, and accurate measurement and real-time data transmission of railway vehicle speeds have been achieved, thereby improving the safety and efficiency of railway operations.
Patent Information
- Application Number
- CN202422167616.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-04
- Publication Date
- 2025-10-10
- Estimated Expiration
- 2034-09-04
AI Technical Summary
Existing railway speed measuring devices are large and heavy, making them inconvenient to carry and move. They are also difficult to achieve real-time data transmission and remote monitoring. They are complex to install, difficult to maintain, and have low accuracy.
A lightweight mobile terminal railway speed measurement system was designed, including a measuring end, a collection end, and a monitoring end. It uses components such as a bracket assembly, a magnetic suction assembly, an infrared light-sensing speed sensor or an inductive proximity switch, an STM32 system board, and a BLE Bluetooth module to achieve portable speed measurement and real-time data transmission.
It realizes accurate measurement and real-time monitoring of railway vehicle speed, reduces installation and maintenance costs, improves the safety and efficiency of railway operations, and realizes real-time data transmission and remote monitoring.
Smart Images
Figure CN223426692U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of railway speed measurement, specifically a lightweight, portable and efficient mobile terminal railway speed measurement system, which aims to achieve accurate measurement and real-time monitoring of railway vehicle speed through innovative design. Background Art
[0002] Railway speed measuring devices are crucial for ensuring safe railway operations. They monitor train speeds in real time, ensuring they remain within specified speed limits. They are typically installed along railway lines and automatically collect and transmit data. Common examples include radar and laser speed measuring devices. Through precise measurement, they provide critical data for train dispatching and operations, enabling timely detection of overspeeding and preventing accidents. They help improve the efficiency and safety of railway transportation, ensuring the smooth travel of passengers and freight. However, existing speed measuring devices suffer from complex installation, difficult maintenance, and low accuracy. Furthermore, traditional speed measuring equipment is typically large and heavy, making it difficult to carry and move. Real-time data transmission and remote monitoring are also difficult, making it inconvenient to use. With the advancement of the Internet of Things (IoT), particularly the widespread adoption of mobile terminals and wireless communications, the development of a lightweight and easily deployable railway speed measuring system has become an urgent need within the industry. Utility Model Content
[0003] The purpose of this utility model is to provide a lightweight mobile terminal railway speed measurement system that fundamentally solves the above-mentioned problems. By utilizing mobile terminal technology, a lightweight, portable, and efficient railway speed measurement system is realized to meet the needs of the railway speed measurement field. The system has the advantages of being easy to carry, easy to install, and simple to operate.
[0004] To achieve the above objectives, the present invention provides the following technical solutions: The lightweight mobile terminal railway speed measurement system includes a measuring end, a collection end, and a monitoring end. The measuring end includes a bracket assembly, a magnetic assembly, and a speed sensor. The technical key points are:
[0005] The bracket assembly includes a support arm arranged along the rail, a connecting end arranged at the end of the support arm, and a speed sensor fixed on the connecting end;
[0006] The magnetic attraction component comprises a fixing base fixed on the support arm, a fixing block fixed on the side of the fixing base, and a magnet.
[0007] Furthermore, the fixing seat is an L-shaped structure, the bottom of which is fixed to the support arm by a pair of screw assemblies, and the fixing block is fixed to the side of the fixing seat by screws.
[0008] Furthermore, the speed sensor is an infrared light sensing speed sensor or an inductive proximity switch.
[0009] Further, the acquisition end comprises an STM32 system board, a BLE Bluetooth module, a charging and discharging integrated module, a power module, a boat-shaped switch and a PCB circuit board.
[0010] The utility model discloses beneficial effect:
[0011] On the whole technical scheme, the utility model discloses through the design of high degree of integration realizes the accurate measurement and real -time monitoring of railway vehicle speed, through the design of light weight, portable, reduces the installation and maintenance cost of railway speed measurement system, simultaneously, utilize advanced internet of things technology to realize the real -time transmission and remote monitoring of data, improve the safety and efficiency of railway operation.
[0012] Specific structure, the speed sensor is arranged on the connecting end of both ends along the support assembly, and the support assembly is used for fixing the speed sensor and ensuring that it is accurately aligned with the path passed by the train wheel. The speed sensor preferably adopts an infrared light sensing speed sensor or an inductive proximity switch. The two speed sensors are installed on both sides of the railway track. When the train wheel passes, the speed sensor senses the wheel and gives a voltage drop signal as the start and end signal of speed measurement.
[0013] The acquisition end is a data acquisition and transmission terminal developed based on a single-chip microcomputer. After receiving the signal of the first sensor of the speed sensor, the terminal starts timing, and after receiving the signal of the second sensor, the timing ends. The average speed of the train is obtained by dividing the fixed distance by the timing time, and the speed data is sent to the monitoring end through the Bluetooth module. The highly integrated acquisition end is connected with the measurement end and is arranged on one side of the rail.
[0014] The monitoring end preferably adopts a smart phone that can communicate with the measurement end wirelessly. The speed signal of the vehicle transmitted by the acquisition end is received by the Bluetooth module of the mobile phone end controlled by the APP, and is displayed in real time on the APP interface, so that the user can master the running state of the railway vehicle at any time. Thus, the measurement and monitoring of the speed of the railway vehicle are realized through the mobile intelligent terminal. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is an isometric view of the structure of the utility model.
[0016] Figure 2 It is a schematic diagram of the working principle of the utility model.
[0017] Figure 3 It is a structure diagram of the circuit module of the utility model. DETAILED DESCRIPTION
[0018] The specific content of the utility model is described in detail through specific embodiments. Figures 1-3 EMBODIMENT
[0019] The light mobile terminal railway speed measurement system comprises a measurement end, a collection end and a monitoring end, the measurement end comprising a support assembly 1, a magnetic attraction assembly 2 and a speed measurement sensor 3.
[0020] The support assembly 1 comprises a support plate 13 arranged horizontally, a support arm 12 arranged in parallel with the support plate 13 through a vertical bending part 14, and a connecting end 11 arranged at the end of the support arm 12, which is used to facilitate the arrangement of the support arm 12 along the rail, and the speed measurement sensor 3 is fixed on the connecting end 11; the speed measurement sensor 3 is preferably an infrared light sensing speed measurement sensor or an inductive proximity switch. The speed measurement sensor 3 is connected to the collection end (not shown in the figure) through the lead wire led out from the bottom. A through hole is reserved on the support plate 13 for the installation of other component support structures or lead wires.
[0021] The magnetic attraction assembly 2 comprises a fixed seat 25 fixed on the support arm 12, a fixed block 21 fixed on the side of the fixed seat 25 through a first cross slot countersunk screw 24, and a magnet 22 fixed on the side of the fixed seat 25 through a second cross slot countersunk screw 26.
[0022] The fixed seat 25 is an L-shaped structure, the bottom of which is fixed on the support arm 12 through a pair of screw assemblies 23, and the fixed block 21 is fixed on the side of the fixed seat 25 through the first cross slot countersunk screw 24. The screw assembly 23 mainly comprises a cross slot pan head screw and a nut.
[0023] The collection end comprises an STM32 system board, a BLE Bluetooth module, a charge and discharge integrated module, a power module (such as a 3.7V lithium battery), a boat-shaped switch and a PCB circuit board.
[0024] The monitoring end preferably adopts a smart phone with a wireless communication module (such as a Bluetooth module).
[0025] In use, the support assembly 1 is attracted to the appropriate position outside each rail through the magnetic attraction assembly 2, so as to ensure that the two speed measurement sensors 3 can accurately sense the passing of the train wheels.
[0026] The STM32 minimum system board, the Bluetooth module, the charge and discharge integrated module and other components are welded on the self-designed PCB circuit board, and the overall assembly is completed. The power supply is controlled by the boat-shaped switch to ensure the normal operation of the system.
[0027] After the system is installed, preliminary debugging is performed to ensure that the measurement end can accurately sense the wheel signal, the collection end can correctly calculate the speed and send data to the monitoring end.
[0028] The user can receive and view the speed data of the railway vehicle in real time through the mobile phone APP as the monitoring end through the Bluetooth function and the monitoring end to establish data communication.
Claims
1. A lightweight mobile terminal railway speed measurement system, comprising a measuring end, a collecting end and a monitoring end, wherein the measuring end comprises a bracket assembly (1), a magnetic attraction assembly (2) and a speed sensor (3), and is characterized in that: The bracket assembly (1) comprises a support arm (12) arranged along the rail, a connecting end (11) arranged at the end of the support arm (12), and a speed sensor (3) is fixed on the connecting end (11); The magnetic attraction assembly (2) comprises a fixing seat (25) fixed on the support arm (12), a fixing block (21) fixed on the side of the fixing seat (25), and a magnet (22); The fixing seat (25) is an L-shaped structure, the bottom of which is fixed to the support arm (12) by a pair of screw assemblies (23), and the fixing block (21) is fixed to the side of the fixing seat (25) by screws (24); The speed sensor (3) is an infrared light induction speed sensor or an inductive proximity switch; The acquisition end includes an STM32 system board, a BLE Bluetooth module, a charging and discharging integrated module, a power module, a rocker switch, and a PCB circuit board; The STM32 minimum system board, the BLE bluetooth module, the charging and discharging integrated module, the power module, and the rocker switch are welded on a PCB circuit board. The input end of the STM32 system board is respectively connected to the output end of the BLE bluetooth module, the input and output ends of the charging and discharging integrated module, the input and output ends of the power module, and the input and output ends of the speed sensor (3). The power supply is controlled to be on and off by the rocker switch.