Power transmission tower inhaul cable tension detection device

Abstract

The utility model discloses a power transmission tower guy cable tension detection device, which comprises a first half shell and a second half shell, the first half shell and the second half shell are detachably connected, a first roller and a second roller are arranged in the first half shell, the first roller is located above the second roller, a motor, a third roller and a fourth roller are arranged in the second half shell, and the third roller is located above the fourth roller. An output shaft of the motor is fixedly connected with one end of the third roller, the other end of the third roller is rotatably connected with the inner wall of the second half shell, the fourth roller is located below the third roller, cable force sensors and positioners are arranged in the first half shell and the second half shell, a control cavity is formed in the second half shell, and a control component is arranged in the control cavity. The cable force sensor and the positioner are electrically connected with the control part respectively; the technical problems that an existing inhaul cable tension detection device is inconvenient to carry, cannot automatically move up and down along an inhaul cable to detect the tension of the inhaul cable, and is troublesome to operate and low in detection efficiency are solved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of cable tension detection, and in particular to a power transmission tower cable tension detection device. BACKGROUND

[0002] The power transmission tower is an iron tower mainly used for conveying high-voltage wires, and in the process of building the power transmission tower, a plurality of cables are obliquely pulled from the top end of the power transmission tower to the ground for fixation, so that the oblique cables can improve the stability of the power transmission tower and prevent the power transmission tower from tilting and collapsing. The power transmission tower needs to be regularly detected for stability, and in the process of detecting the stability of the power transmission tower, the tension of the oblique cable needs to be detected, that is, a cable tension detection device needs to be used. However, the existing cable tension detection device is inconvenient to carry and cannot automatically move up and down along the cable to detect the tension of the cable, which is troublesome to operate and low in detection efficiency.

[0003] A cable bridge cable force measuring device in China Patent CN209525038U can realize force transmission to the supporting cylinder through the thread on the outer periphery of the supporting cylinder and the connection of the supporting cylinder, and the pushing structure on the mechanism seat pushes the adjusting nut or anchor pad to form a counterforce frame. Under the action of the pushing structure, a gap is generated at the thread matching position between the supporting cylinder and the adjusting nut or at the matching position between the anchor pad and the adjusting nut, the force transmission of the cable anchoring structure is disconnected, the cable force measuring device is arranged in series in the tension path of the cable, and the force value measured by the force sensor is the tension of the cable. However, the device is heavy and inconvenient to carry, and cannot automatically move up and down along the cable to detect the tension of different parts of the cable, which is troublesome to operate and low in detection efficiency. Practical new type content

[0004] The power transmission tower cable tension detection device provided by the application solves the technical problem that the existing cable tension detection device is inconvenient to carry and cannot automatically move up and down along the cable to detect the tension of the cable, which is troublesome to operate and low in detection efficiency.

[0005] In view of the above, the application provides a power transmission tower cable force detection device, which comprises a first half shell and a second half shell, the first half shell and the second half shell are detachably connected, the first half shell is provided with a first roller and a second roller, the first roller is located above the second roller, the second half shell is provided with a motor, a third roller and a fourth roller, the output shaft of the motor is fixedly connected with one end of the third roller, the other end of the third roller is rotatably connected with the inner wall of the second half shell, the fourth roller is located below the third roller, the first half shell and the second half shell are both provided with a cable force sensor and a positioner, the second half shell is provided with a control cavity, the control cavity is provided with a control component, and the cable force sensor and the positioner are electrically connected with the control component respectively.

[0006] Optionally, the connecting part of the first half shell and the second half shell is fixedly provided with a connecting nut, and the connecting nut of the first half shell is connected with the connecting nut of the second half shell through a screw.

[0007] Optionally, the first roller and the third roller are correspondingly arranged, and the second roller and the fourth roller are arranged.

[0008] Optionally, the control component is provided with a controller, a distance measuring sensor, an analog-digital signal converter and a signal transmission device, the controller is electrically connected with the motor, the cable force sensor and the positioner, the distance measuring sensor is used for measuring the distance traveled on the cable and transmitting the distance traveled data to the analog-digital signal converter, the analog-digital signal converter is used for transmitting the received distance traveled and cable force detection data to the signal transmission device, and the signal transmission device is used for signal interaction with ground workers.

[0009] Optionally, the first half shell and the second half shell are both provided with a camera, and the camera is electrically connected with the controller.

[0010] Optionally, the wheel surface of the first roller, the second roller, the third roller and the fourth roller is provided with an annular groove, the inner wall of the annular groove is bonded with a rubber pad, and the rubber pad is provided with anti-skid lines.

[0011] Optionally, the cable force sensor is a magnetic flux cable force sensor, the second half shell is provided with a battery cavity, and the battery cavity is provided with a storage battery.

[0012] Optionally, the control component is provided with a storage, and the storage is electrically connected with the controller.

[0013] From the above technical solutions, it can be seen that the application has the following advantages:

[0014] The utility model provides a power transmission tower cable stay tension detection device, through first half casing and second half casing, first half casing and second half casing can detachable connection, be equipped with first gyro wheel and second gyro wheel in first half casing, first gyro wheel is located the top of second gyro wheel, be equipped with motor, third gyro wheel and fourth gyro wheel in second half casing, the output shaft of motor is fixedly connected with one end of third gyro wheel, the other end of third gyro wheel is rotatably connected with the inner wall of second half casing, fourth gyro wheel is located the below of third gyro wheel, be equipped with cable force sensor and positioner in first half casing and second half casing, be equipped with control cavity in second half casing, be equipped with control part in control cavity, cable force sensor and positioner are electrically connected with control part respectively, when carrying out power transmission tower cable stay tension detection, first half casing and second half casing are covered cable stay, the cable stay is placed between first gyro wheel and third gyro wheel simultaneously also is placed between second gyro wheel and fourth gyro wheel, the motor is electrified and is controlled to start when this time, the motor drives third gyro wheel to rotate, third gyro wheel moves along the cable stay, the whole detection device moves on the cable stay when this time, cable force sensor starts to detect the tension of whole cable stay and transmits the detection data to control part in real time, when finding the tension detection data of the place of cable stay is abnormal, the positioner positions the place and generates the positioning data and sends to control part, the worker can know the cable stay tension state through reading the detection data and positioning data in control part, and then the cable stay is conveniently repaired and replaced, realize cable stay tension detection device can automatically move up and down along the cable stay and detect the tension of different parts of cable stay, simple operation, convenient to carry, improve the detection efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly express the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0016] Fig. 1 It is a front view of the power transmission tower cable stay tension detection device provided in the embodiment of the utility model.

[0017] Fig. 2 It is a top view of the pressing plate of the power transmission tower cable stay tension detection device provided in the embodiment of the utility model.

[0018] Among them, the reference signs are:

[0019] 1, first half shell; 2, second half shell; 3, first roller; 4, second roller; 5, third roller; 6, fourth roller; 7, motor; 8, connecting nut; 9, screw; 10, cable force sensor; 11, positioner; 12, camera; 13, control cavity; 14, control component; 15, battery cavity; 16, battery; 17, rubber pad; 18, non-slip pattern; 19, cable. DETAILED DESCRIPTION

[0020] In order to make the personnel in the technical field better understand the scheme of the present application, the technical scheme in the embodiments of the present application will be clearly and completely described below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0021] In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be connected, or it can be detachably connected, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication between two elements inside. For those of ordinary skill in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0023] For the convenience of understanding, please refer to Figs. 1-2The application provides a power transmission tower cable force detection device, which comprises a first half shell 1 and a second half shell 2, the first half shell 1 and the second half shell 2 are detachably connected, the first half shell 1 and the second half shell 2 are connected to cover the cable 19 during detection, and the first half shell 1 and the second half shell 2 are detached after detection, thereby facilitating carrying, the first half shell 1 is internally provided with a first roller 3 and a second roller 4, the first roller 3 is located above the second roller 4, the two ends of the first roller 3 and the second roller 4 are rotationally connected with the inner wall of the first half shell 1, the second half shell 2 is internally provided with a motor 7, a third roller 5 and a fourth roller 6, the output shaft of the motor 7 is fixedly connected with one end of the third roller 5, the other end of the third roller 5 is rotationally connected with the inner wall of the second half shell 2, the fourth roller 6 is located below the third roller 5, and the two ends of the fourth roller 6 are rotationally connected with the inner wall of the second half shell 2, the first half shell 1 and the second half shell 2 are both internally provided with a cable force sensor 10 and a positioner 11, that is, the cable force sensor 10 and the positioner 11 of the first half shell 1 are symmetrically arranged with the cable force sensor 10 and the positioner 11 of the second half shell 2, so that the front and back of the cable 19 are both detected, thereby improving the accuracy of detection, the second half shell 2 is internally provided with a control cavity 13, the control cavity 13 is internally provided with a control component 14, and the cable force sensor 10 and the positioner 11 are electrically connected with the control component 14; when the cable force of the power transmission tower is detected, the first half shell 1 and the second half shell 2 cover the cable 19, at this time, the cable 19 is arranged between the first roller 3 and the third roller 5, and is also arranged between the second roller 4 and the fourth roller 6, at this time, the motor 7 is powered and controlled to start, the motor 7 drives the third roller 5 to rotate, the third roller 5 moves along the cable 19, at this time, the whole detection device moves on the cable 19, the cable force sensor 10 starts to detect the cable force of the whole cable 19 and transmits the detection data to the control component 14 in real time, when it is found that the cable force detection data of a certain position of the cable 19 is abnormal, the positioner 11 positions the position and generates positioning data and sends the positioning data to the control component 14, workers can know the cable force state of the cable 19 by reading the detection data and the positioning data in the control component 14, thereby facilitating maintenance and replacement of the cable 19, and the cable force detection device can automatically move up and down along the cable 19 to detect the cable force of different positions of the cable 19, the operation is simple, the device is convenient to carry, and the detection efficiency is improved.

[0024] As a further improvement of the above-mentioned embodiment, the connecting nut 8 is fixed at the connecting position of the first half shell 1 and the second half shell 2, the connecting nut 8 of the first half shell 1 is connected with the connecting nut 8 of the second half shell 2 through the screw 9, when the cable 19 is detected, the connecting nut 8 of the first half shell 1 is aligned with the connecting nut 8 of the second half shell 2, then the screw 9 is drilled from one side of the connecting nut 8 of the second half shell 2 and then drilled from the other side of the connecting nut 8 of the first half shell 1, that is, the connecting nut 8 of the first half shell 1 is connected with the connecting nut 8 of the second half shell 2, so as to wrap the cable 19 with the first half shell 1 and the second half shell 2, and then facilitate the detection of the tension of the cable 19; when the detection is completed, the screw 9 is drilled out to disconnect the first half shell 1 and the second half shell 2, so as to realize the detachable and convenient carrying.

[0025] Further, the first roller 3 and the third roller 5 are arranged correspondingly, and the second roller 4 and the fourth roller 6 are arranged, so that the cable 19 is arranged between the first roller 3 and the third roller 5, and also arranged between the second roller 4 and the fourth roller 6, so as to realize the movement of the first roller 3, the third roller 5, the second roller 4 and the fourth roller 6 along the cable 19, and realize the detection of the tension of the cable 19 by the detection device.

[0026] Further, the control component 14 is provided with a controller, a distance measuring sensor, an analog-digital signal converter and a signal transmission device, the controller is electrically connected with the motor 7, the cable force sensor 10 and the positioner 11, the distance measuring sensor is used for measuring the distance traveled on the cable 19 and transmitting the distance traveled data to the analog-digital signal converter, the analog-digital signal converter is used for transmitting the received distance traveled and cable force detection data to the signal transmission device, and the signal transmission device is used for signal interaction with the ground staff, so as to improve the detection efficiency of the tension of the cable 19 of the power transmission tower.

[0027] Further, the first half shell 1 and the second half shell 2 are provided with a camera 12, the camera 12 is electrically connected with the controller, the camera 12 is used for shooting the surface of the cable 19 in real time during the detection of the tension of the cable 19, and transmitting the shooting video data to the controller, the controller transmits the shooting video data to the analog-digital signal converter, the analog-digital signal converter transmits the received shooting video data to the signal transmission device, and the signal transmission device transmits the shooting video data to the ground staff, so as to facilitate the ground staff to check whether the surface of the cable 19 is damaged, and further improve the detection efficiency of the tension of the cable 19.

[0028] Further, the wheel faces of the first roller 3, the second roller 4, the third roller 5 and the fourth roller 6 are all provided with annular grooves, the inner walls of the annular grooves are bonded with rubber pads 17, the rubber pads 17 are provided with anti-skid lines 18, so that the first roller 3, the second roller 4, the third roller 5 and the fourth roller 6 are not prone to wheel slip when rolling along the cable 19, the detection device can complete detection along the cable 19, and the detection efficiency of the cable 19 tension is improved.

[0029] Further, the cable force sensor 10 is a magnetic flux cable force sensor 10, the second half shell 2 is provided with a battery cavity 15, the battery cavity 15 is provided with a storage battery 16, the magnetic flux cable force sensor 10 adopts non-contact measurement, that is, does not need to contact the cable 19, and will not produce abrasion, and has good dynamic response, long service life and high measurement accuracy, so as to improve the cable 19 tension detection efficiency and the service life of the detection device; the storage battery 16 is used for power supply for various electric appliances, so as to improve the detection efficiency of the detection device on the cable 19 tension.

[0030] Further, the control component 14 is provided with a memory, the memory is electrically connected with the controller, and the memory is mainly used for storing cable 19 tension detection data, shooting video data and positioning data and the like, so as to facilitate subsequent inspection.

[0031] The working principle of the utility model is:

[0032] When the tension of the cable 19 of the power transmission tower is detected, the first half shell 1 and the second half shell 2 are wrapped around the cable 19, at this time the cable 19 is located between the first roller 3 and the third roller 5, and also between the second roller 4 and the fourth roller 6, at this time the motor 7 is powered and controlled to start, the motor 7 drives the third roller 5 to rotate, the third roller 5 moves along the cable 19, at this time the entire detection device moves on the cable 19, the cable force sensor 10 starts to detect the tension of the entire cable 19 and transmits the detection data to the control component 14 in real time, when the tension detection data of a certain part of the cable 19 is found to be abnormal, the positioner 11 positions the part and generates positioning data and sends it to the control component 14, the worker can know the tension state of the cable 19 by reading the detection data and positioning data in the control component 14, and then conveniently maintain and replace the cable 19, realize that the cable tension detection device can automatically move up and down along the cable 19 to detect the tension of different parts of the cable 19, simple operation, easy to carry, improve the detection efficiency; it needs to be supplemented that the control component 14 is provided with a controller, a distance measuring sensor, an analog-digital signal converter and a signal transmission device, the controller is electrically connected with the motor 7, the cable force sensor 10 and the positioner 11, the distance measuring sensor is used to measure the distance traveled on the cable 19 and transmit the distance traveled to the analog-digital signal converter, the analog-digital signal converter is used to transmit the received distance traveled and cable force detection data to the signal transmission device, the signal transmission device is used for signal interaction with the ground workers, thereby improving the detection efficiency of the tension of the cable 19 of the power transmission tower.

[0033] It should be noted that the motor 7, the controller, the camera 12, the positioner 11, the distance measuring sensor, the analog-digital signal converter and the signal transmission device and other elements used in the present application are all existing electronic components in the art, and those skilled in the art can obtain the circuit structure of the motor 7, the controller, the camera 12, the positioner 11, the distance measuring sensor, the analog-digital signal converter and the signal transmission device and the circuit connection structure between them according to the existing disclosed technical knowledge and technical materials, and the present application embodiment will not be specifically described, and those skilled in the art can freely select the corresponding model as needed, and the present embodiment does not make specific limitations.

[0034] The above-described embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A device for detecting the tension of transmission tower cables, characterized in that, The device includes a first half-shell (1) and a second half-shell (2), which are detachably connected. The first half-shell (1) contains a first roller (3) and a second roller (4), with the first roller (3) located above the second roller (4). The second half-shell (2) contains a motor (7), a third roller (5), and a fourth roller (6). The output shaft of the motor (7) is fixedly connected to one end of the third roller (5), and the other end of the third roller (5) is rotatably connected to the inner wall of the second half-shell (2). The fourth roller (6) is located below the third roller (5). Both the first half-shell (1) and the second half-shell (2) contain a cable force sensor (10) and a positioner (11). The second half-shell (2) contains a control cavity (13), which contains a control component (14). The cable force sensor (10) and the positioner (11) are electrically connected to the control component (14).

2. The transmission tower cable tension detection device according to claim 1, characterized in that, A connecting nut (8) is fixedly provided at the connection between the first half-shell (1) and the second half-shell (2). The connecting nut (8) of the first half-shell (1) and the connecting nut (8) of the second half-shell (2) are connected by screws (9).

3. The transmission tower cable tension detection device according to claim 1, characterized in that, The first roller (3) is arranged in correspondence with the third roller (5), and the second roller (4) is arranged in correspondence with the fourth roller (6).

4. The transmission tower cable tension detection device according to claim 1, characterized in that, The control unit (14) is equipped with a controller, a distance sensor, an analog-to-digital converter, and a signal transmission device. The controller is electrically connected to the motor (7), the cable force sensor (10), and the positioner (11). The distance sensor is used to measure the distance traveled on the cable (19) and transmit the travel distance data to the analog-to-digital converter. The analog-to-digital converter is used to transmit the received travel distance and cable force detection data to the signal transmission device. The signal transmission device is used to interact with ground personnel.

5. The transmission tower cable tension detection device according to claim 4, characterized in that, Both the first half-shell (1) and the second half-shell (2) are equipped with cameras (12), and the cameras (12) are electrically connected to the controller.

6. The transmission tower cable tension detection device according to claim 1, characterized in that, The first roller (3), the second roller (4), the third roller (5) and the fourth roller (6) are all provided with annular grooves on their surfaces. A rubber pad (17) is adhered to the inner wall of the annular groove, and the rubber pad (17) is provided with anti-slip texture (18).

7. The transmission tower cable tension detection device according to claim 1, characterized in that, The cable force sensor (10) is a magnetic flux cable force sensor (10), and the second half-shell (2) is provided with a battery cavity (15), and the battery cavity (15) is provided with a storage battery (16).

8. A transmission tower cable tension detection device according to claim 4, characterized in that, The control unit (14) has a memory, which is electrically connected to the controller.

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