CN212817698U

CN212817698U - Temporary fixing device for safety rope of first-step personnel of power line

Info

Publication number: CN212817698U
Application number: CN202020737387.XU
Authority: CN
Inventors: 张永衡; 高森; 张伟; 许永刚; 孙阳; 程学启; 李冰冰; 谢文明; 李敏; 高晓东; 孙兆国; 王宝利; 韩正新; 毕斌; 王大鹏
Original assignee: State Grid Corp of China SGCC; State Grid Shandong Electric Power Co Ltd; Maintenance Branch of State Grid Shandong Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; State Grid Shandong Electric Power Co Ltd; Maintenance Branch of State Grid Shandong Electric Power Co Ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-03-30
Anticipated expiration: 2030-05-07

Abstract

Temporary fixing device of electric power line first-step personnel safety rope, including first bottom plate and the second bottom plate of vertical setting side by side, all install quick promptly device at the both ends of first bottom plate one side, control center and power are installed to second bottom plate one side, and the device is grabbed and put to the top fixed mounting manipulator of first bottom plate and second bottom plate, still installs the pulley in the bottom of first bottom plate and second bottom plate the utility model discloses an actively the effect lies in: the utility model discloses it is light to carry, articulates interim fixing device through remote control, need not to step on the tower, has replaced traditional manual work, and labour saving and time saving only needs alone alright accomplish interim fixing device's the work of articulating, has still reduced staff's operation risk when improving the efficiency of hanging dress, has guaranteed maintenance staff's personal safety. The utility model is suitable for a steel pipe tower, tower more than 30m and 220kV and above line tower's the interim fixing device's of safety rope operation that articulates.

Description

Temporary fixing device for safety rope of first-step personnel of power line

Technical Field

The utility model belongs to the technical field of power line overhauls shaft tower anti-falling device technique and specifically relates to a temporary fixing device of power line first-step personnel's safety rope.

Background

In order to ensure the normal operation of the transmission line, the maintenance is one of the indispensable operations. The high-altitude falling safety device is characterized in that the transmission line tower is generally provided with foot nails or a ladder, high-altitude operators can go up and down the tower along the foot nails and the ladder, and the operators are easy to have high-altitude falling safety accidents in the process of going up and down the tower or horizontally shifting; secondly, when the operator climbs, the feet are stepped to be empty, and the hands cannot bear the suddenly loaded body weight to be separated from the foot nails, so that the operator vertically falls; and thirdly, in the process that the operation personnel shift on the tower, the high altitude falls due to the sudden damage of the foot nails or the ladder stand. In order to ensure the operation safety of the maintainers, a safety rope is usually hung on the electric tower to be overhauled in advance, but the hanging operation of the anti-falling devices such as the safety rope and the like is usually finished manually at present, so that great risk exists, and the personal safety of workers cannot be ensured.

Disclosure of Invention

In order to solve the problem, an object of the utility model is to provide a temporary fixing device of electric power line first step personnel safety rope, accessible unmanned aerial vehicle places it on waiting to overhaul the angle steel of electric tower, and remote control is fixed with it, replaces traditional manual work, greatly reduced staff's operation risk.

The utility model provides a technical scheme that its technical problem adopted is: a temporary fixing device for a safety rope of a person first climbs an electric power circuit comprises a first bottom plate and a second bottom plate which are vertically arranged side by side, wherein two ends of one side of the first bottom plate are respectively provided with a quick grasping device, one side of the second bottom plate is provided with a control center and a power supply, the top ends of the first bottom plate and the second bottom plate are fixedly provided with a mechanical arm grasping device, the bottom ends of the first bottom plate and the second bottom plate are also provided with pulleys, the quick grasping device comprises a third bottom plate which is horizontally arranged on the first bottom plate, a first vertical plate and a second vertical plate which are vertically arranged are arranged on the third bottom plate, a sliding groove is formed between the first vertical plate and the second vertical plate, a rack matched with the sliding groove is arranged in the sliding groove, the front end of the rack is fixedly provided with a grasping hook, a first motor is arranged on the first vertical plate, an output shaft of the first motor extends into the sliding groove and is provided with a first gear matched with the rack, the mechanical, all articulated U type frame in mounting bracket both ends, U type shelf location couple, be equipped with the second motor in the mounting bracket, the output shaft of second motor links to each other with the pivot of U type frame, above-mentioned first motor and second motor all pass through control line access control center, still are equipped with supplementary descending device of surveing in one side of first bottom plate and second bottom plate, supplementary descending device of surveing is including fixing two first connecting rods on first bottom plate and fixing two second connecting rods on the second bottom plate, first connecting rod and second connecting rod set up side by side, and the first reflector that the slope set up is installed to one end between first connecting rod and second connecting rod, and the second reflector is installed to the other end, the second reflector is 45 degrees slope settings, and the angle steel position of waiting to install can be observed through first reflector and the refraction of second reflector to the camera on unmanned aerial vehicle.

Furthermore, a second gear is installed at the position where the bottom end of the U-shaped frame is hinged to the installation frame, and the two second gears on the same side face of the installation frame are meshed with each other and rotate in the opposite direction synchronously.

Furthermore, descending guide rods are installed at the positions of two sides of the bottom end of the first bottom plate.

The utility model has the advantages of: (1) the utility model discloses it is light to carry, articulates interim fixing device through remote control, need not to step on the tower, has replaced traditional manual work, and labour saving and time saving only needs alone alright accomplish interim fixing device's the work of articulating, has still reduced staff's operation risk when improving the efficiency of hanging dress, has guaranteed maintenance staff's personal safety. (2) The utility model is suitable for a steel pipe tower, tower more than 30m and 220kV and above line tower's the interim fixing device's of safety rope operation that articulates.

Drawings

Fig. 1 is a schematic structural diagram of the present invention (the dotted line in the figure represents the unmanned plane and the refracted ray);

fig. 2 is a schematic three-dimensional structure of the present invention;

FIG. 3 is a right side view of FIG. 1 (with dashed lines representing angle steel on the power tower);

FIG. 4 is a top view of FIG. 3;

FIG. 5 is an enlarged view of the view from A-A in FIG. 3;

fig. 6 is a schematic structural diagram of the manipulator pick-and-place device of the present invention.

In the figure, 1 a first base plate 2 a second base plate 3 a control center 4 power 5 a pulley 6 a third base plate 7 a first riser 8 a second riser 9 a chute 10 a rack 11 a grapple 12 a first motor 13 a first gear 14 a mounting bracket 15 a U-shaped bracket 16 a hook 17 a second motor 18 a second gear 19 a guide bar 20 a first link 21 a second link 22 a first mirror 23 a second mirror.

Detailed Description

A temporary fixing device of electric power line first-step personnel safety rope, as shown in fig. 1 and fig. 2, including first bottom plate 1 and the second bottom plate 2 of vertical setting side by side, all install quick clutch at the both ends of first bottom plate 1 one side, control center 3 and power 4 are installed to 2 one sides of second bottom plate, the fixed mounting manipulator of top of first bottom plate 1 and second bottom plate 2 is grabbed and is put the device, still installs pulley 5 in the bottom of first bottom plate 1 and second bottom plate 2. The quick grasping device is used for installing the integral fixing device on angle steel of an electric tower to be overhauled, the pulley 5 can be hung with a safety rope and other anti-falling devices to ensure the safety of subsequent overhauled personnel when climbing the tower, the quick grasping device is controlled to act by the control center 3, the control center 3 can adopt a 6-digital decoding super-regenerative wireless receiver, an 89-series single chip microcomputer is used as a main control chip, a position detector consisting of a bridge output micro-motor driving chip and a Hall element, a remote control transmitter which is remotely controlled can adopt a 6-digital coding technology, and a PCM digital pulse modulation wireless transmission mode is adopted so that an operator on the ground can conveniently make a correct action command on the temporary fixing device on the electric tower and fixedly install the temporary fixing device on the electric tower.

As shown in fig. 3, the quick grasping device comprises a third bottom plate 6 horizontally arranged on the first bottom plate 1, wherein the first bottom plate 1 and the third bottom plate 6 are vertically arranged to form an inverted L-shaped structure so as to hang the integral fixing device on the angle iron of the electric tower, as shown in fig. 5, a first vertical plate 7 and a second vertical plate 8 which are vertically arranged are arranged on the third bottom plate 6, a sliding groove 9 is formed between the first vertical plate 7 and the second vertical plate 8, a rack 10 matched with the sliding groove 9 is arranged in the sliding groove 9, a grasping hook 11 is fixedly arranged at the front end of the rack 10, the grasping hook 11 is matched with the thickness dimension of the angle iron, the dimension type can be replaced according to the attached angle iron, so as to more tightly install the fixing device on the electric tower. Install first motor 12 on first riser 7, the output shaft of first motor 12 stretches into in spout 9 and installs the first gear 13 with rack 10 matched with, and first motor 12 starts and to drive first gear 13 and rotate, and then drives rack 10 and remove in spout 9 to make first grapple 11 hook on the angle steel that will fix, cooperate with first bottom plate 1 and install whole fixing device on the angle steel of assigned position.

As shown in fig. 3 and 6, the manipulator grabbing and placing device comprises a mounting frame 14 mounted on the top ends of a first bottom plate 1 and a second bottom plate 2, two ends of the mounting frame 14 are hinged with a U-shaped frame 15, a hook 16 is mounted on the U-shaped frame 15, a second motor 17 is arranged in the mounting frame 14, an output shaft of the second motor 17 is connected with a rotating shaft of the U-shaped frame 15, the U-shaped frame 15 with two hinged ends can be opened and closed under the driving of the second motor 17, the hook 16 can be hung on an unmanned aerial vehicle, and the whole fixing device can be conveniently brought to an appointed position of an electric tower to be overhauled to be fixedly mounted.

The first motor 12 and the second motor 17 are connected into the control center 3 through control lines, and are controlled by the control center 3 to act in a unified way. Due to the shielding of the partial structure on the bottom plate, the camera at the bottom of the unmanned aerial vehicle is difficult to shoot the angle steel at the position to be installed, in order to enable an operator on the ground to accurately control the unmanned aerial vehicle to drive the temporary safety rope fixing device to fall to the specified angle steel position, and enable the camera at the bottom of the unmanned aerial vehicle to shoot the angle steel at the bottom of the temporary safety rope fixing device, and prevent the device from inclining and even falling off due to improper falling position in the falling process of the temporary safety rope fixing device, as shown in figure 1, an auxiliary observation falling device is further arranged on one side of the first bottom plate 1 and one side of the second bottom plate 2, so that the operator on the ground can observe the position of the angle steel to be fallen through the camera of the unmanned aerial vehicle, and comprises two first connecting rods 20 fixed on the first bottom plate 1 and two second connecting rods 21 fixed on the second bottom plate 2, first connecting rod 20 and second connecting rod 21 set up side by side, and the first reflector 22 that the slope set up is installed to one end between first connecting rod 20 and second connecting rod 21, and second reflector 23 is installed to the other end, second reflector 23 is 45 degrees slope settings, as shown in the reflection ray in fig. 1, the angle steel position of treating the installation can be observed through first reflector 22 and the refraction of second reflector 23 to the camera on the unmanned aerial vehicle to control on the angle steel that whole safety rope temporary fixing device accurately falls the assigned position through observing.

When the temporary fixing device for the safety rope of the first-step personnel of the power line is used, firstly, the hook 16 on the manipulator grabbing and placing device is opened through the operation of the remote controller on the ground, the hook is controlled and closed after being hung on the connecting rod of the unmanned aerial vehicle, the unmanned aerial vehicle drives the fixing device to take off and slowly approach the upper part of the angle steel near the electric tower to be thrown, the unmanned aerial vehicle is controlled to slowly descend, when the device is normally contacted with the angle steel, namely the first bottom plate 1 and the third bottom plate 6 are respectively matched and contacted with two surfaces of the angle steel, the ground personnel send signals to the control center 3 through the remote controller, the control center 3 decodes after receiving the remote control signals and sends corresponding control instructions, the fast grabbing device acts, the grabbing hook 11 grabs the angle steel under the driving of the rack 10, then the manipulator grabbing and placing device acts, the hook 16 is, break away from with unmanned aerial vehicle, realize interim fixing device's input. When needs retrieve it, unmanned aerial vehicle is close to fixing device after, as long as unmanned aerial vehicle's recovery connecting rod gets into the scope of snatching of couple 16, just control the manipulator and grab and put the device action, 16 closed recovery connecting rods that grab unmanned aerial vehicle of couple, in this moment, quick clutch in time responds, drive rack 10 and remove and make grapple 11 and angle steel separation, the back is broken away from in the integrated device and the realization of electricity tower, unmanned aerial vehicle takes off and just can carry this device and get back to ground.

Further, in order to guarantee that the couple 16 of manipulator grabbing and putting the device go up both sides can open and shut in step and open and close, be convenient for hang the couple 16 to unmanned aerial vehicle on, as shown in fig. 6, second gear 18 is installed with 14 articulated positions departments in the bottom of U type frame 15, and two second gear 18 intermeshing on 14 same sides of mounting bracket, synchronous antiport, under the drive of second motor 17, the couple 16 at both ends can open and shut in step and open and close.

Further, in order to enable the accurate angle steel that falls to waiting to detect the electricity tower of unmanned aerial vehicle hoist and mount fixing device, as shown in fig. 3, descending guide bar 19 is all installed to the both sides position department of 1 bottom of first bottom plate, and descending guide bar 19's effect is with the angle steel cooperation, when fixing device contact angle steel, plays preliminary guide effect, finally makes fixing device place predetermined angle steel position department smoothly.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a temporary fixing device of power line personnel's safety rope of first step which characterized in that: comprises a first bottom plate (1) and a second bottom plate (2) which are vertically arranged side by side, wherein both ends of one side of the first bottom plate (1) are provided with a quick grasping device, one side of the second bottom plate (2) is provided with a control center (3) and a power supply (4), the top ends of the first bottom plate (1) and the second bottom plate (2) are fixedly provided with a mechanical arm grasping and placing device, the bottom ends of the first bottom plate (1) and the second bottom plate (2) are also provided with pulleys (5), the quick grasping device comprises a third bottom plate (6) horizontally arranged on the first bottom plate (1), a first vertical plate (7) and a second vertical plate (8) which are vertically arranged are arranged on the third bottom plate (6), a sliding chute (9) is formed between the first vertical plate (7) and the second vertical plate (8), a rack (10) matched with the sliding chute (9) is arranged in the sliding chute (9), and a grasping hook (11) is fixedly arranged at, install first motor (12) on first riser (7), the output shaft of first motor (12) stretches into in spout (9) and installs and link with rack (10) matched with first gear (13), the manipulator is grabbed and is put device including installing mounting bracket (14) on first bottom plate (1) and second bottom plate (2) top, mounting bracket (14) both ends all articulate there is U type frame (15), install couple (16) on U type frame (15), be equipped with second motor (17) in mounting bracket (14), the output shaft of second motor (17) links to each other with the pivot of U type frame (15), above-mentioned first motor (12) and second motor (17) all pass through control scheme access control center (3), still be equipped with supplementary observation device in one side of first bottom plate (1) and second bottom plate (2), supplementary observation device is descended including fixing two first connecting rod (20) on first bottom plate (1) and fixing two seconds on second bottom plate (2) and link to each other Pole (21), first connecting rod (20) and second connecting rod (21) set up side by side, and first reflector (22) that the slope set up are installed to one end between first connecting rod (20) and second connecting rod (21), and second reflector (23) are installed to the other end, second reflector (23) are 45 degrees slopes to set up, and the angle steel position of treating the installation can be observed through first reflector (22) and second reflector (23) refraction to the camera on the unmanned aerial vehicle.

2. A power line first-boarding personal safety line temporary fixing device as claimed in claim 1, characterized in that: and a second gear (18) is installed at the hinged position of the bottom end of the U-shaped frame (15) and the mounting frame (14), and the two second gears (18) on the same side surface of the mounting frame (14) are meshed with each other and synchronously rotate in the opposite direction.

3. A power line first-boarding personal safety line temporary fixing device as claimed in claim 1, characterized in that: descending guide rods (19) are installed at the positions of two sides of the bottom end of the first bottom plate (1).