A clueless force monitoring device

Abstract

The utility model discloses a wireless cable tension monitoring device, including a base and an upper cover, the base and the upper cover are fixed into a closed space by fasteners; a lithium battery and a cable tension sensor are fixed in the base, a main control board is fixed on the inner side of the upper cover, a data acquisition module, a data storage module and a 4G communication module are arranged on the main control board, and the lithium battery and the cable tension sensor are electrically connected to the main control board through wires. The utility model installs the cable tension monitoring device on the bridge suspension cable, uses the cable tension sensor installed on the base to collect the vibration data of the suspension cable, and transmits it to the data acquisition module of the main control board through voltage. The collected vibration data can be stored in the data storage module, and can also be uploaded to the cloud through the 4G communication module on the main control board, so that the staff can understand the cable tension status of the cable in real time in the cloud.

Description

Technical Field

[0001] The utility model relates to the technical field of cable force monitoring, in particular to a wireless cable force monitoring device. Background Art

[0002] The cable tension status is an important indicator to measure whether the bridge is in normal operation. Cable tension monitoring provides a basis for the overall evaluation of the safety and durability of the bridge. Under operation conditions, accurate grasp of the cable tension distribution and cable tension changes helps monitor the status of the cables, analyze the impact of cable tension on the internal force of the cable-stayed bridge structure, correctly guide cable tension correction, and serve as a basis for long-term health and safety monitoring.

[0003] The existing traditional cable force monitoring requires tying the front-end sensor to the cable, and then connecting the sensor's data line to the electrical box placed on the bridge deck to obtain the cable force value. However, the above cable force monitoring has problems such as difficult wiring, limited data transmission, and difficult module construction, especially on long bridges, which brings great difficulties to construction and operation and maintenance. Utility Model Content

[0004] In order to solve the above problems, the utility model provides a wireless wire force monitoring device, which greatly reduces the difficulty of construction and installation and operation and maintenance.

[0005] To this end, the technical solution of the utility model is: a wireless cable force monitoring device, comprising a base and an upper cover, the base and the upper cover are fixed into a closed space by fasteners; a lithium battery and a cable force sensor are fixed in the base, a main control board is fixed on the inner side of the upper cover, a data acquisition module, a data storage module and a 4G communication module are provided on the main control board, and the lithium battery and the cable force sensor are electrically connected to the main control board through wires.

[0006] On the basis of the above scheme and as a preferred scheme of the above scheme: the cable force sensor is used to collect vibration data, and then transmit the data to the data acquisition module, the data storage module is used to store the vibration data, and the 4G communication module is used to upload the vibration data to the cloud.

[0007] On the basis of the above scheme and as a preferred scheme of the above scheme: a photovoltaic panel power interface is installed on the side of the upper cover, and the lithium battery is connected to the external photovoltaic panel through the photovoltaic panel power interface; the lithium battery is used to power the cable force sensor and the main control board.

[0008] On the basis of the above scheme and as a preferred scheme of the above scheme: a collection wake-up button and a switch button are also provided on the side of the upper cover, and the switch button and the collection wake-up button are electrically connected to the main control board.

[0009] On the basis of the above scheme and as a preferred scheme of the above scheme: a mounting piece is provided under the base, a hollow structure is formed between the mounting piece and the base, and a V-shaped groove is provided under the mounting piece.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. Install the cable force monitoring device on the bridge cable, use the cable force sensor installed on the base to collect the vibration data of the cable, and transmit it to the data acquisition module of the main control board through voltage. The collected vibration data can be stored in the data storage module, or uploaded to the cloud through the 4G communication module on the main control board, so that the staff can understand the cable force status in real time on the cloud.

[0012] 2. Photovoltaic panels are installed on the bridge, which can continuously charge the lithium batteries to ensure that the cable force monitoring device can operate stably for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings.

[0014] Figure 1 , Figure 2 It is a schematic diagram of the structure of the utility model;

[0015] Figure 3 It is a structural side view of the utility model;

[0016] Figure 4 It is an exploded view of the parts of the utility model.

[0017] Marked in the figure are: base 1, upper cover 2, first fastening bolt 3, lithium battery 4, cable force sensor 5, main control board 6, second fastening bolt 7, third fastening bolt 8, photovoltaic panel power interface 9, collection wake-up button 10, switch button 11, mounting part 12, V-groove 13. DETAILED DESCRIPTION

[0018] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific scope of protection of the present invention.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first" and "second" features can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "several" and "a number" is two or more, unless otherwise clearly and specifically defined.

[0020] See the attached drawings. The wireless cable tension monitoring device described in this embodiment includes a base 1 and an upper cover 2, which are fixed to form a closed space by a first fastening bolt 3, and a lithium battery 4, a cable tension sensor 5 and a main control board 6 are arranged in the closed space; wherein the lithium battery 4 and the cable tension sensor 5 are installed on the base 1 and are locked and fixed by a second fastening bolt 7, so that the cable tension sensor 5 will vibrate together with the base 1; four mounting holes are arranged inside the upper cover 2, and the four ends of the main control board 6 are locked and fixed on the mounting holes by a third fastening bolt 8, so that the main control board 6 is firmly installed on the inner side of the upper cover 2, and the lithium battery 4 and the cable tension sensor 5 are electrically connected to the main control board 6 through wires.

[0021] The main control board 6 is provided with a main control CPU module, a data acquisition module, a data storage module, a 4G communication module, and a power supply module. The cable force sensor 5 is used to collect vibration data, and then transmits it to the data acquisition module of the main control board through voltage. The data storage module is used to store vibration data. At the same time, the main control CPU can also upload the vibration data to the cloud through the 4G communication module, which can rely on the 4G network or the 5G network. The cable force sensor can use a conventional piezoelectric cable force sensor to obtain the vibration data of the cable in real time.

[0022] A photovoltaic panel power interface 9 is installed on the side of the upper cover 2, and the lithium battery 4 is connected to the external photovoltaic panel through the photovoltaic panel power interface 9. The external photovoltaic panel can continuously charge the lithium battery 4, and the lithium battery 4 supplies power to components such as the cable force sensor 5 and the main control board 6 through the power module, ensuring that the cable force monitoring device can operate stably for a long time.

[0023] The upper cover 2 is also provided with a collection wake-up button 10 and a switch button 11 on the side thereof, and the switch button and the collection wake-up button are electrically connected to the main control board. The switch button is used to control the power module to supply power to the main control board, and the collection wake-up button is used to quickly restore the device to continue collecting data after it enters sleep or standby mode.

[0024] A mounting piece 12 is provided below the base 1, and a hollow structure is formed between the mounting piece and the base, and a V-shaped groove 13 is provided below the mounting piece. The V-shaped groove can be stuck on the cable, and the fixing rope is passed through the hollow structure between the mounting piece and the base, and the base is pulled and fixed on the cable, and the cable force sensor is fixedly connected to the base, which is closer to the cable, and the detected cable vibration data is more accurate.

[0025] When in use, the cable tension monitoring device is installed on the bridge cable, and the cable tension sensor installed on the base is used to collect the vibration data of the cable, which is transmitted to the data acquisition module of the main control board via voltage. The collected vibration data can be stored in the data storage module, or uploaded to the cloud through the 4G communication module on the main control board, making it convenient for staff to understand the cable tension status in real time on the cloud.

[0026] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A wireless force monitoring device, characterized in that: It includes a base and an upper cover, which are fixed into a closed space by fasteners; a lithium battery and a cable force sensor are fixed in the base, a main control board is fixed on the inner side of the upper cover, and a data acquisition module, a data storage module and a 4G communication module are arranged on the main control board; the lithium battery and the cable force sensor are electrically connected to the main control board through wires.

2. A wireless force monitoring device as claimed in claim 1, characterized in that: The cable force sensor is used to collect vibration data and then transmit the data to the data acquisition module. The data storage module is used to store the vibration data, and the 4G communication module is used to upload the vibration data to the cloud.

3. A wireless force monitoring device as claimed in claim 1, characterized in that: A photovoltaic panel power interface is installed on the side of the upper cover, and the lithium battery is connected to the external photovoltaic panel through the photovoltaic panel power interface; the lithium battery is used to supply power to the cable force sensor and the main control board.

4. A wireless force monitoring device as claimed in claim 1, characterized in that: The side of the upper cover is also provided with a collection wake-up button and a switch button, and the switch button and the collection wake-up button are electrically connected to the main control board.

5. The wireless force monitoring device according to claim 1, characterized in that: A mounting piece is provided below the base, a hollow structure is formed between the mounting piece and the base, and a V-shaped groove is provided below the mounting piece.

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