CN114649777A - A light-duty high-voltage line sag measurement carrying device - Google Patents

Abstract

The invention discloses a light-duty high-voltage line sag measurement carrying device, comprising a pressing unit, a walking unit and a control box that are respectively fixedly connected with a support unit; the walking unit is used for moving on the high-voltage line; The unit is crimped on the upper end of the high-voltage wire; the control box is used to control the movement of the walking unit and provide power for the robot; the pressing unit is provided with multiple groups, and the pressing unit includes a pressing spring, a guiding light shaft, a pressing wheel, and a pressing wheel The support plate, the guide optical axis is fixedly connected with the support unit; the compression spring is sleeved on the guide optical axis, and is guided by the guide optical axis; the pressing wheel support plate is sleeved on the guide optical axis and is located at the On the upper end, the pressing wheel is installed on the pressing wheel supporting plate, and the pressing force is provided by the pressing spring to press the pressing wheel on the lower end of the high-voltage wire. Advantages: The present invention compresses and effectively clamps the high-voltage wire by setting the weight-reducing pressing unit and the traveling unit, thereby avoiding the deviation of the high-voltage wire in the process of measuring the sag of the high-voltage wire.

Description

A light-duty high-voltage line sag measurement carrying device

technical field

The invention relates to a light-duty high-voltage line sag measurement carrying device, which belongs to the technical field of electric power equipment.

Background technique

High-voltage transmission line is a basic project in my country's infrastructure construction. The characteristics of this project are complexity and systematicness, especially in the tightening stage of high-voltage transmission line construction. The power supply stability of the line is affected. With the continuous development of my country's electric power industry, high-voltage transmission lines, as an important carrier connecting electric power enterprises and users, ensure the rationality, scientificity and safety of transmission line installation, which can effectively promote the improvement of important indicators such as power supply quality.

At present, the commonly used high-voltage line in our country is steel-cored aluminum stranded wire, which is suspended between two power towers. High-voltage transmission lines are extremely important in my country's infrastructure construction, and the sag value can reflect whether the erection of high-voltage lines is safe, scientific and reasonable. Sag measurement refers to judging the size of the sag of the wire by instrument measurement when the wire is tightened within the span, so that the sag of the overhead line meets the design requirements. Since high-voltage transmission lines are often erected at high altitudes between two power towers, it is extremely difficult to measure the sag value by manual measurement. Not only is the high-altitude measurement operation extremely dangerous, but also for high-voltage lines, the weight of an adult will be too high. The high-voltage line is deformed, which is different from the sag value of the high-voltage line in the normal state, so that the accuracy of the manual measurement of the sag value cannot be guaranteed. If all rely on manual measurement to measure the sag of high-voltage transmission lines, there will be low efficiency, high labor intensity, and high risk.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the defects of the prior art and provide a light-duty high-voltage line sag measurement carrying device.

In order to solve the above technical problems, the present invention provides a light-duty high-voltage line sag measurement carrying device, which is characterized by comprising: a supporting unit, a pressing unit, a walking unit and a control box;

The supporting unit is respectively fixedly connected with the pressing unit, the walking unit and the control box, and the supporting unit is installed with a radar;

The radar collects the sag-related data of the high-voltage line and transmits it to the control box;

The walking unit is used to move on the high-voltage line;

the pressing unit is used for crimping the traveling unit on the upper end of the high-voltage wire;

The control box is used to calculate the sag value of the high-voltage line and control the movement of the walking unit according to the sag-related data of the high-voltage line;

The pressing unit includes a compression spring, a guiding light shaft, a pressing wheel, and a pressing wheel supporting plate, and the guiding light shaft is fixedly connected with the supporting unit; the pressing spring is sleeved on the guiding light shaft, and is carried out by the guiding light shaft. Guide; the pressing wheel supporting plate is sleeved on the guiding optical axis and is located at the upper end of the compression spring, the pressing wheel is installed on the pressing wheel supporting plate, and the pressing force is provided by the compression spring to press the pressing wheel on the The lower end of the high-voltage line;

The traveling unit includes: a DC servo motor, a traveling wheel, a motor synchronous pulley, a synchronous belt, and a traveling wheel synchronous pulley;

The DC servo motor is fixedly connected with the support unit; the output shaft of the DC servo motor is connected with the DC servo motor synchronous pulley, and is used to drive the motor synchronous pulley to rotate when the output shaft of the DC servo motor rotates; the traveling wheel synchronous belt The wheel is connected with the traveling wheel, and is used to drive the traveling wheel to rotate when the traveling wheel synchronous pulley rotates; the synchronous belt connects the motor synchronous pulley and the traveling wheel synchronous pulley, and is used to drive the traveling wheel to synchronize when the motor synchronous pulley rotates. Pulley turns.

Further, the walking wheel is made of high-strength polyoxymethylene plastic.

Further, it also includes a tensioning pulley, which is used to provide tensioning force for the synchronous belt.

Further, the support unit includes: a vertical support plate, a travel wheel support plate and a travel wheel connecting plate;

The traveling wheel supporting plate is fixedly connected with the vertical supporting plate, and the traveling wheel connecting plate is connected with the adjacent traveling wheel supporting plate;

The travel wheel support plate and the vertical support plate are provided with shaft holes, the shaft holes are provided with a rotating shaft rotatably connected with them, and the rotating shaft is fixedly connected with the travel wheel and the travel wheel synchronous pulley.

Further, the optical guide shaft is vertically fixed on the vertical support plate through the connecting piece;

The DC servo motor is fixed on the vertical support plate, and the vertical support plate is also provided with an output hole, and the output shaft passes through the output hole and is connected with the motor synchronous pulley; the motor synchronous pulley and the walking wheel synchronous pulley are in On one side of the vertical support plate, the DC servo motor and the walking wheel are on the other side of the vertical support plate.

Further, it also includes a plurality of safety ropes, and both ends of each safety rope are respectively connected with the support unit and the control box.

Further, both the support unit and the control box are provided with hanging loops, and both ends of the safety rope are provided with hooks for connecting with the hanging loops.

Further, it also includes an antenna, and the control box exchanges data and instructions with the ground control terminal through the antenna.

Further, the control box is also provided with a power supply for providing power for the entire device.

Beneficial effects achieved by the present invention:

The present invention compresses and effectively clamps the high-voltage wire by arranging the pressing unit and the traveling unit, so as to avoid the deviation of the high-voltage wire in the process of measuring the sag of the high-voltage wire; and the traveling unit is a compact structure of a single pressing wheel set in the middle of double traveling wheels , the weight of the pressing wheel group is reduced by half; the driving method of DC motor and synchronous belt is adopted for walking, and the two walking wheels adopt the transmission driving method of single motor synchronous belt, which greatly reduces the weight of the walking unit, and can accurately stop online and carry out Work measurement: By moving the pressing unit longitudinally in the way of optical axis guidance, the danger of manual operation is avoided, and the work efficiency is increased. The problem of inconsistent pressing force; the safety rope is used to assist the online, which increases the work efficiency, and the safety rope can also prevent the robot from falling off the line.

Description of drawings

1 is a schematic structural diagram of a high-voltage line sag measurement device provided by an embodiment of the present invention;

2 is a schematic structural diagram of a walking unit provided by an embodiment of the present invention;

3 is a schematic structural diagram of a compression unit provided by an embodiment of the present invention;

FIG. 4 is a schematic diagram of a rear view structure provided by an embodiment of the present invention.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.

As shown in FIG. 1, a light-duty high-voltage line sag measurement carrying device is characterized in that it includes: a supporting unit 20, a pressing unit 30, a traveling unit 40 and a control box 60, the supporting unit 20 is respectively connected with the traveling unit 40, The pressing unit 30 and the control box 60 are fixedly connected, the walking unit 40 is used for moving on the high-voltage line; the pressing unit 30 is used for pressing the high-voltage line; the control box 60 is fixedly connected with the support plate 20, mainly It is used to control the advancing and braking of the walking wheels to provide power for the robot; both ends of the safety rope 50 are connected to the support plate through hooks to prevent the machine from falling off the wire.

An antenna 70 and a radar 80 are installed on the support unit 20. The radar 80 collects data related to the sag of the high-voltage line and transmits it to the control box. Specifically, the sag measurement carrying device travels the distance along the transmission line, the size of each sag, and the position of the robot on the horizontal plane. The projection distance of is approximately regarded as a right triangle. The angle between the sag measurement carrying device and the horizontal plane is measured by high-precision radar, and then the walking distance of the sag measurement carrying device along the high-voltage line is measured, and finally the information measured by the two is transmitted to the control box for analysis and processing. , Calculate to get the sag value of the transmission line.

As shown in FIGS. 2 and 4 , the traveling unit 40 includes a motor 401 , a first traveling wheel 402 , a motor timing pulley 404 , a first tensioning pulley 406 , a second tensioning pulley 408 , a timing belt 405 , a first The traveling wheel timing pulley 409, the second traveling wheel timing pulley 407, the motor 401 is fixedly connected with the support unit, the output shaft of the motor is connected with the motor timing pulley 404; the first traveling wheel 402, the second traveling wheel 403 is respectively connected with the first traveling wheel timing pulley 409 and the second traveling wheel timing pulley 407, and can rotate together with the first traveling wheel timing pulley 409 and the second traveling wheel timing pulley 407; the timing belt 405 Connect the motor timing pulley 404 with the first traveling wheel timing pulley 409, the second traveling wheel timing pulley 407, and the motor 401 rotates through the motor timing pulley 404, timing belt 405, first travel wheel timing pulley 409, The second traveling pulley 407 drives the first traveling pulley 402 and the second traveling pulley 403 to rotate synchronously; the first tensioning pulley 406 and the second tensioning pulley 408 provide tensioning force for the timing belt. The first traveling wheel 402 and the second traveling wheel 403 are made of high-strength polyoxymethylene plastic, which can further reduce the weight of the carrying device of the present invention.

As shown in FIG. 3 , the pressing unit 30 includes a first pressing spring 307 , a first guiding light shaft 306 , a first pressing wheel 305 , a second pressing spring 301 , a second guiding light shaft 302 , and a second pressing The wheel 303, the pressing wheel supporting plate 304, the first optical guide shaft 306 and the second optical guide shaft 302 are respectively vertically fixed on the support unit 20 by connecting pieces; the first compression spring 307 and the second compression spring 307 The springs 301 are sleeved on the first optical guide shaft 306 and the second optical guide shaft 302 respectively, and are guided by the first optical guide shaft 306 and the second optical guide shaft 302 respectively; both ends of the pressing wheel supporting plate 304 are provided with The through holes are respectively sleeved on the second optical guide shaft 302 and the first optical guide shaft 306, and the pressing force in the pressing process is provided by the first compression spring 307 and the second compression spring 301; the first compression wheel 305 and the second pinch wheel 303 are both mounted on the pinch wheel supporting plate 304 and move together with the pinch wheel mounting plate 304 , wherein the first pinch wheel 305 and the second pinch wheel 303 are used to contact the high voltage line 10 .

The working process of the pressing unit 30: when in use, the first pressing spring 307 and the second pressing spring 301 are compressed downward by the pressing wheel mounting plate 304 to create a space for placing the high-voltage wire 10. After the high-voltage wire 10 is placed, release the pressing force. The tension wheel mounting plate 304 utilizes the rebound force after the compression of the first compression spring 307 and the second compression spring 301 to enable the walking unit 40 to stably walk on the high-voltage line.

As shown in FIG. 2 , FIG. 3 and FIG. 4 , the support unit includes: a vertical support plate 202 , a travel wheel support plate 201 and a travel wheel connecting plate 203 ;

The traveling wheel supporting plate 201 is fixedly connected with the vertical supporting plate 202, and the traveling wheel connecting plate 203 is connected to the adjacent traveling wheel supporting plate 201;

The travel wheel support plate 201 and the vertical support plate 202 are provided with shaft holes, and the shaft holes are provided with rotating shafts rotatably connected with them. In the same way, the second traveling wheel 403 and the second traveling wheel synchronous pulley 407 are fixedly connected through another rotating shaft.

The optical guide shaft 302 is vertically fixed on the vertical support plate 202 through a connecting piece;

The motor 401 is fixed on the vertical support plate 202 , and the vertical support plate 202 is also provided with an output hole, and the output shaft of the motor passes through the output hole and is connected to the motor synchronous pulley 404 .

The motor timing pulley 404 and the traveling wheel timing pulley 407 are on one side of the vertical support plate 202 , and the motor 401 and the traveling wheel are on the other side of the motor. The weights on both sides of the vertical support plate 202 are relatively balanced, and the number of components on one side of the traveling wheel is reduced, which facilitates the pressing operation on the pressing unit 30 .

As shown in FIG. 1 , the safety rope 50 is provided with multiple groups, and the two ends of the safety rope are connected to the support unit 20 of the robot and the hanging ring on the control box 60 through hooks, which are used to protect the safety of the robot to walk on the line. When the robot goes online, one end of the safety rope is hung on the control box of the robot, and the other end is hung on the line to assist the robot to go online. Using the safety rope 50 can reduce the weight as much as possible while ensuring safety.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principle of the present invention, several improvements and modifications can also be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.

Claims (9)

1. A light-duty high-voltage line sag measurement carrying device, characterized in that, comprising: a supporting unit, a pressing unit, a walking unit and a control box; The supporting unit is respectively fixedly connected with the pressing unit, the walking unit and the control box, and the supporting unit is installed with a radar; The radar collects the sag-related data of the high-voltage line and transmits it to the control box; The walking unit is used to move on the high-voltage line; the pressing unit is used for crimping the traveling unit on the upper end of the high-voltage wire; The control box is used to calculate the sag value of the high-voltage line and control the movement of the walking unit according to the sag-related data of the high-voltage line; The pressing unit includes a compression spring, a guiding light shaft, a pressing wheel, and a pressing wheel supporting plate, and the guiding light shaft is fixedly connected with the supporting unit; the pressing spring is sleeved on the guiding light shaft, and is carried out by the guiding light shaft. Guide; the pressing wheel supporting plate is sleeved on the guiding optical axis and is located at the upper end of the compression spring, the pressing wheel is installed on the pressing wheel supporting plate, and the pressing force is provided by the compression spring to press the pressing wheel on the The lower end of the high-voltage line; The traveling unit includes: a DC servo motor, a traveling wheel, a motor synchronous pulley, a synchronous belt, and a traveling wheel synchronous pulley; The DC servo motor is fixedly connected with the support unit; the output shaft of the DC servo motor is connected with the DC servo motor synchronous pulley, and is used to drive the motor synchronous pulley to rotate when the output shaft of the DC servo motor rotates; the traveling wheel synchronous belt The wheel is connected with the traveling wheel, and is used to drive the traveling wheel to rotate when the traveling wheel synchronous pulley rotates; the synchronous belt connects the motor synchronous pulley and the traveling wheel synchronous pulley, and is used to drive the traveling wheel to synchronize when the motor synchronous pulley rotates. Pulley turns. 2 . The light-duty high-voltage line sag measurement carrying device according to claim 1 , wherein the traveling wheel is made of high-strength polyoxymethylene plastic. 3 . 3 . The light-duty high-voltage line sag measurement carrying device according to claim 1 , further comprising a tensioning wheel for providing tensioning force for the synchronous belt. 4 . 4. The light-duty high-voltage line sag measurement carrying device according to claim 1, wherein the support unit comprises: a vertical support plate, a travel wheel support plate and a travel wheel connecting plate; The traveling wheel supporting plate is fixedly connected with the vertical supporting plate, and the traveling wheel connecting plate is connected with the adjacent traveling wheel supporting plate; The travel wheel support plate and the vertical support plate are provided with shaft holes, the shaft holes are provided with a rotating shaft rotatably connected with them, and the rotating shaft is fixedly connected with the travel wheel and the travel wheel synchronous pulley. 5. The light-duty high-voltage line sag measurement carrying device according to claim 4, characterized in that: The optical guide shaft is vertically fixed on the vertical support plate through the connecting piece; The DC servo motor is fixed on the vertical support plate, and the vertical support plate is also provided with an output hole, and the output shaft passes through the output hole and is connected with the motor synchronous pulley; the motor synchronous pulley and the walking wheel synchronous pulley are in On one side of the vertical support plate, the DC servo motor and the walking wheel are on the other side of the vertical support plate. 6 . The light-duty high-voltage line sag measurement carrying device according to claim 1 , further comprising a plurality of safety ropes, and two ends of each safety rope are respectively connected to the support unit and the control box. 7 . 7 . The light-duty high-voltage line sag measurement carrying device according to claim 6 , wherein the support unit and the control box are provided with hanging loops, and both ends of the safety rope are provided with hooks for connecting with the hanging loops. 8 . . 8 . The light-duty high-voltage line sag measurement carrying device according to claim 1 , further comprising an antenna, and the control box exchanges data and instructions with the ground control terminal through the antenna. 9 . 9 . The light-duty high-voltage line sag measurement carrying device according to claim 1 , wherein a power supply is further provided in the control box to provide power for the entire device. 10 .

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