Climbing anti-falling device for power transmission line tower

By introducing a dual fall protection system of assist claws and safety belts into the pole climbing fall protection device, the safety and rest issues during pole climbing are solved, achieving efficient safety protection and short breaks, and improving the safety and comfort of workers.

CN223569877UActive Publication Date: 2025-11-21POWERCHINA JIANGXI ELECTRIC POWER ENGINEERING CO LTD
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Patent Information

Application Number
CN202422951145.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-02
Publication Date
2025-11-21
Estimated Expiration
2034-12-02

AI Technical Summary

Technical Problem

The safety of workers is difficult to guarantee during pole climbing, especially when working at heights, and the climbing time is too long to rest.

Method used

A climbing fall arrest device was designed, which uses a dual fall protection system of assist claw and safety belt. Combined with the fall arrester and connected by a safety rope, it achieves double protection and provides climbing assistance through the assist claw, allowing workers to take short breaks during the climbing process.

Benefits of technology

It provides dual fall protection during pole climbing, ensuring the safety of workers and providing the possibility of short breaks, thus improving the safety and comfort of working at heights.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of poles and towers, in particular to a climbing anti-falling device of a power transmission line pole and tower, which comprises a guide rail, a climbing column, an assisting claw, a safety buckle, a safety waistband, an anti-falling device and a safety rope, the guide rail is of a square structure and is fixed on the pole and tower, two side walls of the guide rail form a square groove, and the front wall of the guide rail forms an inverted T-shaped sliding rail; a sliding groove matched with the sliding rail in shape is formed in the rear wall of the falling protector, a hanging ring is arranged on the front wall of the falling protector, and the safety buckle is connected to the hanging ring in a hanging mode. A plurality of cylindrical climbing columns are arranged at the rear ends of the two side walls of the square groove in a staggered mode. The safety buckle on the power assisting claw is connected with the safety belt through the safety rope, the safety buckle on the falling protector is connected with the safety belt, double anti-falling protection can be formed, and the power assisting claw is arranged, so that when a tower is too high and climbs for a long time, the power assisting claw cannot be damaged. And the worker can release the hand to enable the body to keep a safe posture for a little rest through the cooperation of the power-assisted claw and the safety rope.
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Description

TECHNICAL FIELD

[0001] The utility model relates to a pole tower technical field especially relates to a kind of climbing anti-falling device of transmission line pole tower. BACKGROUND

[0002] Pole tower is the support of overhead transmission line for supporting transmission line, since pole tower is relatively high, when normal maintenance work is carried out by staff, need to climb, how to ensure the safety of staff in the process of climbing high-altitude work is very important problem, in addition, since pole tower is relatively high, if staff is tired in the process of climbing, also cannot rest.

[0003] Based on the above problems, the utility model provides a kind of climbing anti-falling device of transmission line pole tower. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the insufficient of prior art, provide a kind of climbing anti-falling device of transmission line pole tower, through the safety buckle on the power claw and the safety waistband are connected through safety rope and the safety buckle on the anti-falling device and the safety waistband connection, can form double anti-falling protection, and by setting power claw, when pole tower is too high and climbs for too long, staff can put hand through power claw and cooperate safety rope to keep the safe posture of staff body and take a rest.

[0005] In order to realize the purpose of the utility model, the technical scheme that the utility model adopts is as follows:

[0006] The utility model discloses a kind of climbing anti-falling device of transmission line pole tower, including guide rail, climbing column, power claw, safety buckle, safety waistband, anti-falling device and safety rope, the guide rail is fixed on pole tower with square structure, its two side walls form square recess, its front wall forms the slide rail of " convex " character, the rear wall of the anti-falling device forms the sliding slot matched with the shape of the slide rail, the front wall of the anti-falling device is equipped with the ring, the safety buckle is hung on the ring;The rear end of the two side walls of the square recess is staggered and equipped with several cylindrical climbing columns;The power claw includes hanging part, connecting part and connecting hole, the hanging part is semicircular ring structure, its inner diameter is equal to the outer diameter of the climbing column, the bottom of one end of the hanging part is connected with the top of the connecting part, the connecting hole is equipped on the outer wall lower side of the connecting part, the safety buckle is hung on the connecting hole;The safety waistband is fixed on the waist of staff with ring structure, and its rear side middle part and two sides are connected with the safety buckle respectively through safety rope.

[0007] The top of the hanging part is equipped with hand back strap, the hand back strap is telescopic belt, and both ends are fixed on the top of the left and right sides of the hanging part.

[0008] The safety buckle comprises a buckle body, a clamping piece, a clamping part and a locking sleeve, the buckle body is in a "C" shape structure, an open end of the bottom of the buckle body is provided with a hinge part, the hinge part is in a square structure, the width of the hinge part is smaller than the cross section outer diameter of the buckle body, a pin hole is arranged in the middle of the side wall of the hinge part, the clamping piece is in a cylindrical structure, the bottom end of the clamping piece is provided with an insertion slot for the hinge part to be inserted, the two sides of the insertion slot are provided with pin holes for the pin shaft to pass through, the open end of the top of the buckle body is provided with the clamping part, the clamping part is in a taper structure which is wide at the top and narrow at the bottom, the top end of the clamping piece forms a clamping slot matched with the clamping part, the side close to the outside of the clamping slot forms an opening for the clamping part to pass through, the outer wall of the clamping piece is provided with external threads, and the inner wall of the locking sleeve is provided with internal threads matched with the external threads.

[0009] The cross section outer diameter of the locking sleeve gradually increases from the two ends to the middle part, and the outer wall of the locking sleeve is provided with anti-skid lines.

[0010] The length of the locking sleeve is not greater than the difference between the length of the clamping piece and the depth of the clamping slot.

[0011] The side close to the inner ring of the buckle body of the clamping part is provided with an insertion slot, and the inner wall of the clamping slot is provided with an insertion block matched with the shape of the insertion slot.

[0012] The middle part of the rear side of the safety waistband is provided with a rear connecting ring, the middle part of the two sides of the safety waistband is provided with side connecting rings, one end of the rear connecting ring is connected with one end of the safety rope, the other end of the connecting rope is connected with the safety buckle on the anti-falling device, and one end of the two side connecting rings is respectively connected with one end of a safety rope.

[0013] The utility model discloses the beneficial effect lies in:

[0014] (1) the utility model discloses the safety buckle on the anti-falling device and safety waistband connection, can form double anti -falling protection, and through setting up the power claw, when the pole tower is too high to climb for too long, the staff can put hand through the power claw and cooperate safety rope and make the staff body keep the safe posture and take a rest. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structural schematic diagram of the utility model;

[0016] Figure 2 It is the structural schematic diagram of the power claw in the utility model;

[0017] Figure 3 It is the structural schematic diagram when the safety buckle of the utility model locks;

[0018] Figure 4 It is a cross section schematic view when the safety buckle is locked in the utility model;

[0019] Figure 5 It is a structure schematic view when the safety buckle is unlocked in the utility model.

[0020] In the drawing: 1 guide rail, 2 climbing column, 3 power claw, 4 safety buckle, 5 safety waistband, 6 anti-falling device, 7 safety rope, 8 slide rail, 31 hanging part, 32 connecting part, 33 connecting hole, 34 hand back strap, 41 buckle body, 42 clamping part, 43 clamping part, 44 locking sleeve, 45 hinged part, 46 insertion slot, 47 pin shaft, 48 clamping slot, 49 opening, 50 insertion block, 52 side connecting ring. DETAILED DESCRIPTION

[0021] The utility model is further explained as follows:

[0022] Please refer to Figures 1-5 ,

[0023] The utility model discloses a kind of climbing anti-falling devices of transmission line pole tower, including guide rail 1, climbing column 2, power claw 3, safety buckle 4, safety waistband 5, anti-falling device 6 and safety rope 7, the guide rail 1 is fixed on pole tower with square structure, its two side walls form square recess, its front wall forms the slide rail 8 of " convex " character, the rear wall of the anti-falling device 6 forms the sliding slot 61 matched with the shape of the slide rail 8, the front wall of the anti-falling device 6 is equipped with hanging ring 62, the safety buckle 4 is hung on the hanging ring 62;The rear end of the two side walls of the square recess is staggered and equipped with several climbing columns 2 in cylindrical shape;The power claw 3 includes hanging part 31, connecting part 32 and connecting hole 33, the hanging part 31 is semicircular ring structure, its inner diameter is equal to the outer diameter of the climbing column 2, the bottom of one end of the hanging part 31 is connected with the top end of the connecting part 32, the connecting hole 33 is equipped on the outer wall lower side of the connecting part 32, the safety buckle 4 is hung on the connecting hole 33, the safety waistband 5 is fixed on the waist of staff with ring structure, its rear side middle part and both sides are connected with the safety buckle 4 respectively through safety rope 7, the safety buckle 4 on the power claw 3 and the safety waistband 5 are connected through safety rope 7 and the safety buckle 4 on the anti-falling device 6 and the safety waistband 5 are connected, can form double anti-falling protection, and by setting power claw 3, when pole tower is too high and climbs for too long, staff can put hand and make staff's body keep safe posture and take a rest slightly through power claw 3 and safety rope 7 cooperation;Anti-falling device 6 in the case is prior art, and its working principle will not be repeated.

[0024] Further, the top of hanging part 31 is equipped with hand back strap 34, the hand back strap 34 is telescopic belt, and both ends are fixed on the top of hanging part 31 left and right sides respectively, to facilitate climbing process, staff's both hands take power claw 3 and gradually climb upward.

[0025] Further, the safety buckle 4 comprises a buckle body 41, a clamping member 42, a clamping portion 43 and a locking sleeve 44. The buckle body 41 is in a "C" shape structure, and the bottom opening end is provided with a hinge portion 45 in a square structure, the width of which is smaller than the cross-sectional outer diameter of the buckle body 41, and the middle part of the side wall of the hinge portion 45 is provided with a pin hole; the clamping member 42 is in a cylindrical structure, and the bottom end is provided with an insertion slot 46 for the insertion of the hinge portion 45, and the two sides of the insertion slot 46 are provided with pin holes for the passage of a pin shaft 47; the top opening end of the buckle body 41 is provided with the clamping portion 43 in a tapered structure with a wide top and a narrow bottom, and the top end of the clamping member 42 forms a clamping slot 48 matched with the clamping portion 43, and the side close to the outside of the clamping slot 48 forms an opening 49 for the passage of the clamping portion 43, and the outer wall of the clamping member 42 is provided with external threads, and the inner wall of the locking sleeve 44 is provided with internal threads matched with the external threads. The insertion slot 46 at the bottom end of the clamping member 42 is inserted into the hinge portion 45, and then the two are hinged by the pin shaft, the clamping member 42 rotates around the pin shaft 47, and when the clamping portion 45 is clamped in the clamping slot 48 through the opening 49 at the top of the clamping member 42, the locking sleeve 44 is moved upward to be sleeved outside the clamping slot 48 by rotating the locking sleeve 44 through the threads, thereby locking the clamping member 42 and the clamping portion 43, and the locking and unlocking are very convenient and fast, and safe.

[0026] Further, the cross-sectional outer diameter of the locking sleeve 44 gradually increases from both ends to the middle part, and the outer wall of the locking sleeve 44 is provided with anti-skid lines, which facilitates the rotation of the locking sleeve 44 to lock and unlock the safety buckle 4.

[0027] Further, the length of the locking sleeve 44 is not greater than the difference between the length of the clamping member 42 and the depth of the clamping slot 48, which ensures that when the locking sleeve 44 is not locked and moves downward to the lowest position along the clamping member 42, the clamping portion 43 can pass through the opening 49 on the clamping member 42.

[0028] Further, the clamping portion 43 is provided with an insertion slot close to the inner ring of the buckle body 41, and the inner wall of the clamping slot 48 is provided with an insertion block 50 matched with the shape of the insertion slot, which can improve the axial limiting of the clamping portion 43 and the clamping member 42 along the clamping portion 43, and better lock the two by cooperating with the locking sleeve 44.

[0029] Further, the rear side of the safety waistband 5 is provided with a rear connecting ring, the middle part of both sides of the safety waistband 5 is provided with a side connecting ring 52, one end of the rear connecting ring is connected with one end of the safety rope 7, and the other end of the connecting rope 7 is connected with the safety buckle 4 on the anti-falling device 6; one end of each of the two side connecting rings 52 is connected with one end of a safety rope 7, and the other end of the safety rope 7 is connected with the safety buckle 4 on the power claw 3.

[0030] Operation process: the staff first fix the safety waistband 5 on the waist, then connect the rear connecting ring through the connecting rope 7 with the safety buckle 4 on the fall arrestor 6, connect the side connecting ring 52 through the connecting rope 7 with the safety buckle 4 on the power claw 3; then respectively insert the two hands between the hand back strap 34 and the hanging part 31, the right hand takes the power claw 3 and hangs on the right side of the climbing column 2, the left hand takes the power claw 3 and hangs on the left side of the adjacent climbing column 2, the corresponding left foot and right foot step on the climbing column 2 in the appropriate position below, and gradually climb upwards.

[0031] The above is only the embodiment of the present application, and does not limit the patent range of the present application, and any equivalent transformation or direct or indirect application in the related technical field by using the content of the present application specification and drawings is also included in the patent protection range of the present application.

Claims

1. A fall arrest device for climbing a power line tower, characterized by: The utility model relates to a kind of tower climbing safety device, including guide rail (1), climbing column (2), power claw (3), safety buckle (4), safety waistband (5), anti-falling device (6) and safety rope (7), The guide rail (1) is fixed on the tower in square structure, and the two side walls form square recess, and the front wall forms "convex" shaped slide rail (8), the rear wall of the anti-falling device (6) forms sliding slot (61) matched with the shape of the slide rail (8), and the front wall of the anti-falling device (6) is equipped with hanging ring (62), and the hanging ring (62) is hung with the safety buckle (4). The rear end of the two side walls of the square recess is staggered with a plurality of cylindrical climbing columns (2); the power claw (3) includes a hanging part (31), a connecting part (32) and a connecting hole (33), the hanging part (31) is a semi-circular ring structure, the inner diameter is equal to the outer diameter of the climbing column (2), one end of the bottom of the hanging part (31) is connected with the top of the connecting part (32), and the connecting hole (33) is provided on the lower wall of the connecting part (32), and the connecting hole (33) is hung with the safety buckle (4). The safety waistband (5) is fixed on the waist of the staff in ring structure, and the rear side middle and both sides are connected with the safety buckle (4) through safety rope (7) respectively.

2. The anti-falling device for climbing a power transmission line tower according to claim 1, characterized in that: The top of the hanging part (31) is provided with a hand back strap (34), and the hand back strap (34) is a stretchable strap, and the two ends are fixed on the top of the hanging part (31) respectively.

3. The anti-falling device for climbing a power transmission line tower according to claim 1, characterized in that: The safety buckle (4) includes a buckle body (41), a clamping part (43) and a locking sleeve (44), the buckle body (41) is a "C" shaped structure, the bottom opening end is provided with a hinge part (45), the hinge part (45) is a square structure, the width is less than the outer diameter of the cross section of the buckle body (41), and the side wall of the hinge part (45) is provided with a pin hole; the clamping part (43) is a cylindrical structure, the bottom end is provided with an insertion slot (46) for inserting the hinge part (45), and the two sides of the insertion slot (46) are provided with pin holes for the pin shaft (47) to pass through; the top opening end of the buckle body (41) is provided with a clamping part (43), the clamping part (43) is a tapered structure with wide top and narrow bottom, the top end of the clamping part (43) forms a clamping groove (48) matched with the clamping part (43), and the side close to the outside of the clamping groove (48) forms an opening (49) for the clamping part (43) to pass through; the outer wall of the clamping part (42) is provided with external threads, and the inner wall of the locking sleeve (44) is provided with internal threads matched with the external threads.

4. The anti-falling device for climbing a power transmission line tower according to claim 3, characterized in that: The cross section of the locking sleeve (44) gradually increases from both ends to the middle, and the outer wall of the locking sleeve (44) is provided with anti-skid lines.

5. The anti-falling device for climbing a power transmission line tower according to claim 4, characterized in that: The length of the locking sleeve (44) is not greater than the difference between the length of the clamping part (42) and the depth of the clamping groove (48).

6. The anti-falling device for climbing a power transmission line tower according to claim 5, characterized in that: The side close to the inner ring of the clamping part (43) is provided with an insertion slot, and the inner wall of the clamping groove (48) is provided with an insertion block (50) matched with the shape of the insertion slot.

7. The anti-falling device for climbing a power transmission line tower according to claim 1, characterized in that: The middle part of the rear side of the safety waistband (5) is provided with a rear connecting ring, the middle part of both sides of the safety waistband (5) is provided with a side connecting ring (52), one end of the rear connecting ring is connected with one end of the safety rope (7), the other end of the safety rope (7) is connected with the safety buckle (4) on the anti-falling device (6); one end of the two side connecting rings (52) is respectively connected with one end of the safety rope (7), the other end of the safety rope (7) is respectively connected with the safety buckle (4) on the power claw (3).