CN219896829U - Universal anti-falling device for communication tower - Google Patents

Abstract

The utility model discloses a universal anti-falling device for a communication tower, which belongs to the technical field of communication towers and comprises a clamp, wherein the clamp comprises a first limiting piece and a second limiting piece, a V-shaped groove is formed in the middle of the first limiting piece, and two ends of the first limiting piece are connected with two ends of the second limiting piece through threaded pieces. The prior communication tower main steel material generally adopts an angle steel structure, the V-shaped groove just can be matched with the angle steel structure, the angle steel can be locked between the first limiting piece and the second limiting piece through the second limiting piece and the threaded piece, besides the angle steel structure, the circular tubular steel material can be fixed in the first limiting piece and the second limiting piece, and the communication tower can be applied to various types of communication towers, and the applicability is high. The scheme also has a rope limiting structure, can prevent the rope from swinging randomly, and has higher safety; the structure is simple, and the maintenance and the replacement are convenient; the manufacturing and maintenance costs are low, and the communication tower is independent and can be disassembled.

Description

Universal anti-falling device for communication tower

Technical Field

The utility model relates to a falling protection device, in particular to a universal falling protection device for a communication tower.

Background

The tower type of the existing communication tower basically adopts a floor mast, a stay wire tower, a drying rack and a supporting rod as main materials, and the height of the tower type communication tower is basically between 12 meters and 18 meters, so that the swing amplitude and the limitation of the operation space of the floor stay wire tower cause great potential safety hazards in climbing and operation of operators in the process of installation and maintenance operation.

For example: the communication tower with the anti-falling device comprises a connecting cylinder, wherein a ladder stand is arranged in the connecting cylinder, an anti-falling steel wire rope is arranged on the ladder stand, a safety belt can be conveniently fixed by workers, and the communication tower is practical, safe and reliable. However, the method is single in use mode, can only be used in a specific communication tower, and cannot be applied to various communication towers.

Disclosure of Invention

The utility model solves the problem that the existing communication tower is single in application, and provides the universal anti-falling device for the communication tower.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a general anti-falling device of communication tower, includes anchor clamps, anchor clamps include first spacing piece and second spacing piece, first spacing piece middle part is equipped with the V-arrangement groove, and first spacing piece is connected through the screw thread piece with second spacing piece both ends. The prior communication tower main steel material generally adopts an angle steel structure, the V-shaped groove just can be matched with the angle steel structure, the angle steel can be locked between the first limiting piece and the second limiting piece through the second limiting piece and the threaded piece, besides the angle steel structure, the circular tubular steel material can be fixed in the first limiting piece and the second limiting piece, and the communication tower can be applied to various types of communication towers, and the applicability is high.

Preferably, the back of the V-shaped groove of the first limiting piece is provided with a rope connecting piece, and one end, far away from the V-shaped groove, of the rope connecting piece is provided with at least one connecting hole. The rope connecting piece is mainly used for connecting one end of a rope and fixing the one end of the rope through the connecting hole.

Preferably, the telescopic screw is provided with a collar, and the rope is fixed to the connecting hole of the rope connecting piece through the collar threads of the telescopic screw. The rope mainly used staff's safety rope embolias, the lantern ring of rope screw rod embolias the rope, then the rope that is in lantern ring both sides is connected through at least three buckle clamp, guarantees that the rope locking is firm, and telescopic screw rod can be connected with the connecting hole on the rope connecting piece, in screwing in the connecting hole with the rope screw rod, can straighten the rope, guarantees that the rope does not shake at will and hangs other structures of communication tower.

Preferably, the rope and the lantern ring are connected through a heart-shaped ring. The rope is hung on the circular arc of the heart-shaped ring, so that the contact stress between the rope and the lantern ring can be reduced, the excessive bending and abrasion of the rope can be reduced, and the safety performance of the rope is improved.

Preferably, the rope connecting piece is further provided with a rope guide piece, the rope guide piece comprises a connecting plate connected with the rope connecting piece, and the other end of the connecting plate is provided with a rope limiting block with a clamping groove. The rope guide can limit and fix the rope with overlong length, so that the rope in the middle is prevented from shaking, and potential safety hazards are generated. The clamping groove on the rope limiting block can accommodate the rope and limit the rope, so that the rope is prevented from swinging randomly.

Preferably, the connecting plate is slidably connected with a limiting draw hook matched with the clamping groove through a connecting sheet, and one end, away from the draw hook, of the limiting draw hook is provided with an elastic piece in butt joint with the connecting sheet. The limiting draw hook can block the rope in the clamping groove to prevent the rope from separating from the clamping groove, the other end of the limiting draw hook is connected with the elastic piece to enable the limiting draw hook to be nailed on the clamping groove, and the limiting draw hook can be pulled to compress the elastic piece to enable the elastic piece to be separated from the clamping groove, so that a worker can pass the safety rope on the body through the rope guide piece to continuously move upwards or downwards.

Preferably, the rope limiting block is provided with notches symmetrical along the limiting drag hook, and the two notches are connected with buckles in a sliding mode. The buckle can carry out certain restraint to spacing drag hook through the notch, prevents that spacing drag hook from breaking away from the notch under great effect, leads to the rope to deviate from in the notch.

Preferably, a notch is arranged at the position of the limit drag hook corresponding to the notch. The notch on the limiting pull buckle is matched with the buckle, so that an axial propping effect can be generated on the limiting pull hook, the limiting pull hook can be prevented from moving, and the limiting pull hook can continue to slide on the connecting sheet when the buckle is pulled out.

Compared with the prior art, the utility model has the beneficial effects that: (1) The applicability is wider, and the method can be applied to steel communication towers with various shapes; (2) The rope limiting structure can prevent the rope from swinging randomly, so that the safety is higher; (3) the structure is simple, and the maintenance and the replacement are convenient; (4) The manufacturing and maintenance costs are low, and the communication tower is independent and can be disassembled.

Drawings

FIG. 1 is a schematic illustration of an embodiment of a fall arrest device of the present utility model.

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is an enlarged view of B in fig. 1.

Fig. 4 is an enlarged view of C in fig. 1.

FIG. 5 is a schematic view of the fixture of the present utility model and the fixing of angle steel.

FIG. 6 is a schematic view of the fixture of the present utility model and a circular steel material.

Fig. 7 is a schematic diagram of example 2.

Fig. 8 is a schematic diagram of example 2.

Fig. 9 is a schematic diagram of example 2.

In the figure: 1. the device comprises a clamp, a first limiting piece, a second limiting piece, a 4.V groove, a 5 threaded piece, a 6 rope connecting piece, a 7 connecting hole, a 8 rope, a 9 telescopic screw, a 10 collar, a 11 heart-shaped ring, a 12 rope guiding piece, a 13 connecting plate, a 14 clamping groove, a 15 rope limiting piece, a 16 connecting piece, a 17 limiting drag hook, a 18 elastic piece, a 19 angular steel, a 20 circular steel, a 21 communication tower, a 22 buckle, a 23 notch and a 24 notch.

Detailed Description

The technical scheme of the utility model is further specifically described below through specific embodiments and with reference to the accompanying drawings.

Example 1: the utility model provides a general anti-falling device of communication tower as shown in fig. 1, fig. 2, fig. 3, fig. 5 and fig. 6, including anchor clamps 1, anchor clamps 1 include first spacing piece 2 and second spacing piece 3, the both ends of first spacing piece 2 and the both ends of second spacing piece 3 pass through stud or stud connection, can adjust the distance of first spacing piece 2 and second spacing piece 3 through screw 5 such as bolt or stud, thereby press from both sides the steel between first spacing piece 2 and the second spacing piece 3, the intermediate position of first spacing piece 2 is equipped with V-arrangement groove 4, because the angle steel structure is all adopted to current common communication tower 21 structure principal material, so V-arrangement groove 4 can adapt most angle steel, and V-arrangement groove 4 can increase the area of contact with the angle steel, thereby increase the frictional force between angle steel and the V-arrangement groove 4, improve the tight effect of anchor clamps 1. The back of the V-shaped groove 4 of the first limiting piece 2 is fixedly provided with a rope connecting piece 6, at least one connecting hole 7 is formed in the rope connecting piece 6, two connecting holes 7 are formed in the embodiment, one connecting hole is used for connecting a rope 8, and the other connecting hole can be used for installing other structures.

The utility model also comprises a rope 8 and a telescopic screw rod 9, wherein one end of the telescopic screw rod 9 is provided with threads, the threads are connected in the connecting hole 7 of the rope connecting piece 6, and the other end of the telescopic screw rod 9 is provided with a lantern ring 10 for penetrating the rope 8, so that the rope 8 is hung on the telescopic screw rod 9; as shown in fig. 1, 2 and 3, the number of the telescopic screws 9 is two, the telescopic screws are respectively sleeved at two ends of the rope 8, finally the rope 8 is hung on a main material of the communication tower 21 through the clamp 1, after the rope 8 is hung on the lantern ring 10 on the telescopic screws 9, the telescopic screws 9 positioned at the top of the communication tower 21 need to be screwed up, and the telescopic screws 9 positioned at the bottom of the communication tower 21 need to be screwed down, so that the rope 8 can have a certain tightening force, the rope 8 is prevented from shaking in the air, and the safety of certain operation is improved; and because the tightening directions of the upper telescopic screw rod 9 and the lower telescopic screw rod 9 are opposite, the rope 8 also has tightening force and tightening effect, so that the strength of the rope 8 is higher, and the safety of operation is further improved. Because two telescopic screw rods 9 are respectively screwed up to the top and the bottom of the communication tower 21, the rope 8 is straightened, so the rope 8 plays a role of pulling the two telescopic screw rods 9 towards the middle, under the pulling force of the rope 8, the rope connecting piece 6 of the clamp 1 at the top of the communication tower 21 has a downward movement trend, the rope connecting piece 6 of the clamp 1 at the bottom has an upward movement trend, as shown in fig. 5, the two rope connecting pieces 6 can both produce a torque to steel materials of the communication tower 21, and the clamp 1 can not rotate due to the effect of the second limiting piece 3, so that the extrusion force of the first limiting piece 2 and the second limiting piece 3 to the steel materials is converted, the clamping force between the clamp 1 and the steel materials is further increased, the fixation between the clamp 1 and the steel materials is firmer, and a self-locking effect is generated.

As shown in fig. 6, when the main steel of the communication tower 21 is in a circular steel 20 structure, the fixture 1 can still fix the steel, and a certain arc structure is arranged at the joint of the V-shaped groove 4 and the first limiting piece 2, so that the point contact between the point and the pipe can be effectively avoided, the contact stress between the point and the pipe is reduced, and the surface contact mode is adopted at the point, so that the abrasion and damage of the point can be effectively reduced.

When the worker starts to work on the communication tower 21, the worker can sleeve the safety rope on the worker on the rope 8, so that the worker can move more freely on the communication tower, and the rope 8 can serve as a supporting component except the communication tower 21, so that the worker can have a plurality of points of force.

Example 2: as shown in fig. 1, 4 and 7 to 9, a general anti-falling device for a communication tower is different from the embodiment 1 in that at least one clamp 1 is further arranged in the middle section of the tower body of the communication tower 21, a rope guide 12 is additionally arranged on a rope connecting piece 6 of the clamp 1, the rope guide 12 comprises a connecting plate 13 and a rope limiting block 15, a through hole corresponding to a connecting hole 7 of the rope connecting piece 6 is arranged on the connecting plate 13, a clamping groove 14 is arranged on the rope limiting block 15, and the clamping groove 14 can accommodate the diameter of a rope 8. The rope connecting piece 6 on the clamp 1 is provided with two connecting holes 7, one connecting hole is used for being connected with the connecting plate 13 of the rope guiding piece 12 on the rope connecting piece 6, the other connecting piece 16 is used for being installed on the rope connecting piece 6 and used for enabling the limiting draw hook 17 to slide, one end of the connecting piece 16 is fixed on the rope connecting piece 6, the other end of the connecting piece 16 is a cylindrical guide hole, the limiting draw hook 17 can slide in the guide hole, the hook end of the limiting draw hook 17 is matched with the clamping groove 14 end of the rope limiting block 15, the rope 8 can be blocked, the rope 8 cannot be separated from the clamping groove 14, an elastic piece 18 is arranged between the other end of the limiting draw hook 17 and the connecting piece 16, the elastic piece 18 is a pressure spring, under the action of the elastic piece 18, the limiting draw hook 17 and the clamping groove 14 are closed, and when the limiting draw hook 17 is required to be separated from the clamping groove 14, the elastic piece 18 can be compressed only by applying a pulling force along the direction of the elastic piece 18, and the limiting draw hook 17 is enabled to be separated from the clamping groove 14.

The middle part of limit drag hook 17 is equipped with one section breach 23 to be equipped with the notch 24 that is symmetrical about limit drag hook 17 horizontal direction on the rope stopper 15 to correspond the position of breach 23, be connected through a buckle 22 between breach 23 and the notch 24, still have the stopper block between buckle 22 and the notch 24, can prevent that buckle 22 and notch 24 from breaking away from. When the buckle 22 is inserted into the notch 24, the limit drag hook 17 can be axially fixed, so that the rope 8 is prevented from being pulled out of the clamping groove 14 due to the fact that the rope 8 is subjected to excessive force perpendicular to the axial direction. When the limit draw hook 17 is required to be pulled, the buckle 22 is only required to be pulled out.

In this embodiment, the clamp 1 and the rope guide 12 are additionally arranged in the middle section of the tower body, mainly for preventing the rope 8 from being too long to cause severe shaking, and playing a role of slowing down shaking, unlike in embodiment 1, when a worker moves to the clamp 1 position in the middle section of the tower body, the rope buckle of the safety rope needs to pass through the clamp 1, at this time, only a part of the buckle 22 needs to be pulled out, then the limit drag hook 17 is pulled, the rope 8 is taken out from the clamping groove 24, the rope buckle of the safety rope bypasses the clamp 1 from the rope 8, finally the rope 8 is put into the clamping groove 14 again, and the buckle 22 is tightly inserted.

Claims (8)

1. The utility model provides a general anti-falling device of communication tower, its characterized in that includes a plurality of anchor clamps, anchor clamps include first spacing piece and second spacing piece, first spacing piece middle part is equipped with the V-arrangement groove, and first spacing piece is connected through the screw thread piece with second spacing piece both ends.

2. The universal anti-falling device for the communication tower according to claim 1, wherein the back of the first limiting piece V-shaped groove is provided with a rope connecting piece, and one end, far away from the V-shaped groove, of the rope connecting piece is provided with at least one connecting hole.

3. The universal fall protection device for a communication tower according to claim 2, further comprising a rope and a telescopic screw, wherein the telescopic screw is provided with a collar, and the rope is screwed to the connection hole of the rope connection member through the collar of the telescopic screw.

4. A universal fall protection device for a communication tower as defined in claim 3, wherein said cord is connected to said collar by a heart-piece.

5. The universal anti-falling device for the communication tower according to any one of claims 2 to 4, wherein the rope connecting piece is further provided with a rope guide, the rope guide comprises a connecting plate connected with the rope connecting piece, and the other end of the connecting plate is provided with a rope limiting block with a clamping groove.

6. The universal anti-falling device for the communication tower according to claim 5, wherein the connecting plate is slidably connected with a limiting draw hook matched with the clamping groove through a connecting piece, and an elastic piece abutted with the connecting piece is arranged at one end, away from the draw hook, of the limiting draw hook.

7. The universal anti-falling device for the communication tower according to claim 6, wherein the rope limiting block is provided with notches symmetrical to the limiting hook, and the two notches are connected with buckles in a sliding manner.

8. The universal anti-falling device for the communication tower according to claim 7, wherein the limiting drag hook is provided with a notch corresponding to the notch.