CN210380014U - A high altitude davit formula operation frame for transmission line overhauls - Google Patents

Abstract

The utility model discloses a high altitude davit formula operation frame for transmission line overhauls, comprising a base plate, the equal fixed branch that is equipped with in leading flank both ends of bottom plate, the leading flank fixed rail that is equipped with of bottom plate, the railing is located two only between the lever, one side of branch is equipped with stop device, stop device's medial extremity is equipped with the frame, the frame is assembled with the branch is articulated. Through the cooperation of stop device and branch, through the cooperation of frame and protection network, stop device restricts the position of frame, thereby the pulling protection network expandes to shelter from the gap between branch and the railing, one end of safety rope is tied to oneself on one's body in the in-process of construction workman work, the lantern ring joint of one end is to the opening on the support, reach the effect fixed to the lantern ring through the bolt to the fixed of roof, avoid the lantern ring to appear becoming flexible and lead to construction workman's accident to fall, strengthen the safety protection to construction workman.

Description

A high altitude davit formula operation frame for transmission line overhauls

Technical Field

The utility model relates to an operation frame technical field, specific field is a high altitude davit formula operation frame for transmission line overhauls.

Background

The transmission line is realized by boosting the electric energy generated by the generator by using a transformer and then connecting the electric energy into the transmission line through control equipment such as a circuit breaker, the overhead transmission line is composed of a line tower, a lead, an insulator, a line fitting, a stay wire, a tower foundation, a grounding device and the like and is erected on the ground, when the transmission line breaks down, a construction worker needs to timely overhaul, a boom type operation frame is often used in the overhaul process, the construction worker stands on the operation frame and maintains the transmission line, the construction worker can be fixed with the operation frame through a safety rope in the use process of the existing operation frame for improving the safety performance, the falling accident is avoided, but the position where the safety rope is fixed with the operation frame can be loosened along with the movement of the construction worker, and the safety of the construction worker is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high altitude davit formula operation frame for transmission line overhauls to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-altitude boom type operation frame for power transmission line maintenance comprises a base plate, wherein two ends of the front side of the base plate are fixedly provided with support rods, the front side of the base plate is fixedly provided with a handrail, the handrail is positioned between the two support rods, one side of each support rod is provided with a limiting device, the inner side end of each limiting device is provided with a frame, the frames are hinged with the support rods, a protective net is fixedly arranged between the two frames, the inner side surface of each frame is fixedly provided with a connecting rod, the bottom end of each connecting rod is provided with a push rod, the inner side end of each push rod is fixedly provided with a connecting rod, the right side surfaces of the handrails at two sides are fixedly provided with supports, the inner side surfaces of the supports are provided with openings, the inner walls of the openings are spliced with lantern rings, the right side ends of the lantern rings are fixedly provided with safety, the inner wall spiro union of second nut has the bolt, the fixed roof that has cup jointed of outer wall of bolt, roof and support closely laminate.

Preferably, the limiting device comprises a cross rod, the cross rod is fixedly assembled on the supporting rod, a baffle is fixedly assembled on the inner side surface of the cross rod, a groove is formed in the inner side surface of the baffle, a partition board is inserted into the inner wall of the groove, the partition board is fixedly assembled with the frame, pull rings are fixedly assembled on one side of the partition board close to the supporting rod and one side of the support board close to the partition board, and a spring is fixedly assembled between the pull rings.

Preferably, the outer side surface of the push rod is fixedly provided with a threaded cylinder, the inner wall of the threaded cylinder is inserted with a connecting rod, the outer wall of the threaded cylinder is screwed with a first nut, and one side, away from the push rod, of the threaded cylinder is provided with a strip-shaped hole.

Preferably, the left side and the right side of the inner side surface of the top plate are fixedly provided with ejector rods, and the ejector rods are tightly attached to the lantern rings.

Preferably, a sleeve is fixedly sleeved at the joint of the cross rod and the support rod.

Compared with the prior art, the beneficial effects of the utility model are that: an overhead boom type operation frame for power transmission line maintenance, which limits the position of a frame through the matching of a limiting device and a supporting rod and the matching of the frame and a protective net, thereby pulling the protective screening to be unfolded to shield the gap between the supporting rod and the railing and enhancing the protection of construction workers, through the matching of the railing and the supporting seat and the matching of the lantern ring and the safety rope, one end of the safety rope is tied to the body of a constructor in the working process of the constructor, the lantern ring at one end is clamped in the opening on the support, the effect of fixing the lantern ring is achieved by fixing the top plate through the bolt, and through the matching of the push rod and the connecting rod, when construction workers lean on the protective net, the connecting rod is driven to swing through the push rod, the fixation to the lantern ring is strengthened, the phenomenon that the construction workers fall accidentally due to looseness of the lantern ring is avoided, and the safety protection of the construction workers is strengthened.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure at B of FIG. 1

Fig. 4 is a left side view of the structure of the present invention.

In the figure: 1-supporting rod, 2-bottom plate, 3-railing, 4-limiting device, 41-cross bar, 42-baffle, 43-groove, 44-clapboard, 45-pull ring, 46-spring, 5-frame, 6-protective net, 7-connecting rod, 8-thread cylinder, 9-strip-shaped hole, 10-first nut, 11-push rod, 12-connecting rod, 13-support, 14-opening, 15-lantern ring, 16-safety rope, 17-bolt, 18-top plate, 19-top rod, 20-sleeve and 21-second nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-altitude boom type operation frame for power transmission line maintenance comprises a base plate 2, two ends of the front side of the base plate 2 are fixedly provided with support rods 1, the front side of the base plate 2 is fixedly provided with a handrail 3, the handrail 3 is positioned between the two support rods 1, one side of each support rod 1 is provided with a limiting device 4, the inner side end of each limiting device 4 is provided with a frame 5, the frames 5 are hinged with the support rods 1, a protective net 6 is fixedly arranged between the two frames 5, the inner side surface of each frame 5 is fixedly provided with a connecting rod 7, the bottom end of each connecting rod 7 is provided with a push rod 11, the inner side end of each push rod 11 is fixedly provided with a connecting rod 12, the right side surfaces of the handrails 3 at two sides are fixedly provided with a support 13, the inner side surface of each support 13 is provided with an opening 14, the inner wall of each opening 14 is spliced with a lantern ring 15, the right, the inner wall of the second nut 21 is connected with a bolt 17 in a threaded manner, the outer wall of the bolt 17 is fixedly sleeved with a top plate 18, and the top plate 18 is tightly attached to the support 13.

The number of the railings 3 is at least six, the railings are uniformly distributed between two supporting rods 1 on the bottom plate 2, the bottom plate 2 is fixed on a construction platform, before the operation of a construction worker, one end of a safety rope 16 is fixed on the body of the construction worker, a lantern ring 15 at the other end of the safety rope is inserted into an opening 14 in a support 13, a bolt 17 is fixed in a second nut 21, the position of a top plate 18 is fixed, the opening 14 is shielded by the top plate 18, the separation of the lantern ring 15 and the support 13 is avoided, in the process that a protective net 6 is under pressure, a frame 5 swings inwards, the frame 5 pushes a push rod 11 to swing through a connecting rod 7, the push rod 11 swings anticlockwise, the right end tilts upwards to drive a connecting rod 12 to move upwards, the bottom end of the connecting rod 12 drives the top plate 18 to move towards one side of the support 3, the fixation of the top plate 18 is strengthened, the safety rope 16 is prevented from losing the function of protecting construction workers, and the safety performance is improved.

Specifically, stop device 4 includes horizontal pole 41, and horizontal pole 41 is fixed to be assembled on branch 1, and the fixed baffle 42 that is equipped with of medial surface of horizontal pole 41, the medial surface of baffle 42 are seted up flutedly 43, and the inner wall of flutedly 43 is pegged graft and is had baffle 44, and baffle 44 and frame 5 fixed assembly, the equal fixed pull ring 45 that is equipped with in one side that is close to branch 1 of baffle 44 and one side that branch 1 is close to baffle 44, the fixed spring 46 that is equipped with between two pull rings 45.

When construction worker leans on protection network 6, protection network 6 moves to one side of railing 3, protection network 6 drives frame 5 and swings, frame 5 is at the wobbling in-process, drive baffle 44 and remove in recess 43, until baffle 44 leans on the inner wall of recess 43, recess 43 restricts the displacement range of baffle 44, baffle 44 passes through pull ring 45 pulling spring 46, spring 46 takes place elastic deformation because of the elastic property of self, some pressures of effect on protection network 6 are offset to elasticity pulling baffle 44, reach the spacing effect to protection network 6 and frame 5.

Particularly, the fixed assembly of the lateral surface of push rod 11 has a screw thread section of thick bamboo 8, and the inner wall of screw thread section of thick bamboo 8 is pegged graft and is had connecting rod 7, and the outer wall spiro union of screw thread section of thick bamboo 8 has first nut 10, and the strip hole 9 has been seted up to the 11 one side of keeping away from of screw thread section of thick bamboo 8.

As the right side end inner wall diameter of the screw thread section of thick bamboo 8 that fig. 3 shows is greater than the inner wall diameter of the left side end, pegs graft the inside of the screw thread section of thick bamboo 8 with the one end of connecting rod 7, rotates first nut 10 and removes at the outer wall of screw thread section of thick bamboo 8, extrudees bar hole 9 this moment, and the inboard inner wall in bar hole 9 is laminated together to reduce the inner wall diameter of screw thread section of thick bamboo 8, reach and carry out the effect fixed to connecting rod 7.

Specifically, the top plate 18 is fixedly provided with top rods 19 on both left and right sides of the inner side surface thereof, and the top rods 19 are tightly attached to the collar 15.

The top plate 18 pushes the lantern ring 15 to be tightly attached to the support 13 through the ejector rod 19 in the process of limiting the lantern ring 15, so that the effect of strengthening fixation is achieved.

Specifically, the sleeve 20 is fixedly sleeved at the joint of the cross bar 41 and the support rod 1.

The sleeve 21 reinforces the joint between the cross bar 41 and the support rod 1, and improves the stability of the left end of the cross bar 41.

The working principle is as follows: before the power transmission line is overhauled, one end of a safety rope 16 is fixed on a construction worker, a lantern ring 15 at the other end of the safety rope is inserted into an opening 14 in a support 13, a bolt 17 is fixed in a second nut 21, the position of a top plate 18 is fixed, the top plate 18 shields the opening 14, the lantern ring 15 is prevented from being separated from the support 13, in the process that a protective net 6 is stressed, the protective net 6 moves towards one side of a railing 3, the protective net 6 drives a frame 5 to swing, the frame 5 drives a partition plate 44 to move in a groove 43 in the swinging process until the partition plate 44 leans against the inner wall of the groove 43, the partition plate 44 pulls a spring 46 through a pull ring 45, the spring 46 generates elastic deformation due to the elastic performance of the spring 46, the frame 5 swings inwards, the frame 5 pushes a push rod 11 to swing through a connecting rod 7, the push rod 11 swings in the anticlockwise direction, the right, drive connecting rod 12 rebound, the bottom of connecting rod 12 drives roof 18 and removes to one side of support 3, strengthens the fixed to roof 18, avoids lantern ring 15 and support 13 to break away from, prevents that safety rope 16 from losing protection construction worker's effect, increases the security performance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a high altitude davit formula operation frame for transmission line overhauls, includes bottom plate (2), its characterized in that: the utility model discloses a guardrail, including bottom plate (2), preceding side both ends all fixed be equipped with branch (1), the preceding side of bottom plate (2) is fixed to be equipped with railing (3), railing (3) are located two between branch (1), one side of branch (1) is equipped with stop device (4), the medial extremity of stop device (4) is equipped with frame (5), frame (5) and branch (1) articulated assembly, two fixed protection network (6) of being equipped with between frame (5), the medial surface fixed connection of frame (5) is equipped with connecting rod (7), the bottom of connecting rod (7) is equipped with push rod (11), the medial extremity fixed connection rod (12) that is equipped with of push rod (11), both sides the right flank fixed mounting of railing (3) has support (13), opening (14) have been seted up to the medial surface of support (13), the inner wall of opening (14) is pegged graft and is had lantern ring (15), the right side end of lantern ring (15) is fixed to be equipped with safety rope (16), and safety rope (16) run through protection network (6), one side fixed the being close to railing (3) of medial surface of support (13) is equipped with second nut (21), the inner wall spiro union of second nut (21) has bolt (17), the outer wall of bolt (17) is fixed to be cup jointed roof (18), roof (18) and support (13) closely laminate.

2. The overhead boom type working frame for power transmission line maintenance of claim 1, wherein: stop device (4) include horizontal pole (41), horizontal pole (41) fixed assembly is on branch (1), the medial surface fixed assembly of horizontal pole (41) has baffle (42), the medial surface of baffle (42) is seted up flutedly (43), the inner wall of recess (43) is pegged graft and is had baffle (44), baffle (44) and frame (5) fixed assembly, one side that is close to branch (1) of baffle (44) and one side that branch (1) is close to baffle (44) all fixed be equipped with pull ring (45), two fixed being equipped with spring (46) between pull ring (45).

3. The overhead boom type working frame for power transmission line maintenance of claim 1, wherein: the outer side face of the push rod (11) is fixedly provided with a threaded cylinder (8), the inner wall of the threaded cylinder (8) is connected with a connecting rod (7) in an inserting mode, the outer wall of the threaded cylinder (8) is connected with a first nut (10) in a threaded mode, and a strip-shaped hole (9) is formed in one side, away from the push rod (11), of the threaded cylinder (8).

4. The overhead boom type working frame for power transmission line maintenance of claim 1, wherein: ejector rods (19) are fixedly assembled on the left side and the right side of the inner side face of the top plate (18), and the ejector rods (19) are tightly attached to the lantern ring (15).

5. The overhead boom work frame for power transmission line maintenance of claim 2, wherein: the sleeve (20) is fixedly sleeved at the joint of the cross rod (41) and the support rod (1).

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