Tensioning wheel device for adjusting tension of anti-falling rope of iron tower

Abstract

The utility model relates to an iron tower anti-falling rope tension adjusting tensioning wheel device which comprises an anti-falling rope body, a rope winding part and a tensioning part, the rope winding part comprises a first arc-shaped wheel, a second arc-shaped wheel and a plurality of fixing clamps, and the second arc-shaped wheel is embedded in the first arc-shaped wheel; a first wheel groove is formed in the outer edge of the first arc-shaped wheel; a second wheel groove is formed in the outer edge of the second arc-shaped wheel; the anti-falling rope body is wound in the second wheel groove and led out from the two ends of the first wheel groove, one end of the anti-falling rope body is connected with the top of the iron tower, and the two sides, close to the first arc-shaped wheel, of the anti-falling rope body are combined and connected through a plurality of fixing clamps; the tensioning part comprises a fixing frame and a turn buckle, one end of the turn buckle is connected with the fixing frame, and the other end of the turn buckle is connected with the second arc-shaped wheel. The tensioning wheel is simple in structure and convenient to operate, the tension adjusting stroke is shortened, the concentrated stress of the outer layer of the anti-falling rope can be effectively reduced, and material fatigue is reduced. And collision and abrasion between the falling protector and a tower material when high-altitude operating personnel climb up and down the tower are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to power operation overhauls technical field especially is a kind of tensioning wheel device of iron tower anti-falling rope adjustment tension. BACKGROUND

[0002] In the process of tower assembly of transmission line engineering, the personnel working at high places usually use fiber anti-falling ropes as temporary safety measures for ascending and descending towers.

[0003] In the prior art, the fiber anti-falling rope is directly connected to the tower foot plate construction eye hole through a shackle in the use process, and the outer layer (anti-abrasion layer) of the fiber anti-falling rope is concentrated stress in a multi-rope buckle mode, which easily leads to material fatigue. If it is necessary to tighten again, the shackle needs to be opened, and the operation efficiency is low. This mode cannot adjust the tension at any time without a special adjusting device. In addition, the gap between the anti-falling rope and the angle steel of the iron tower is small, and the personnel working at high places may collide and abrade the anti-falling device and the tower material when ascending and descending the tower. SUMMARY

[0004] Therefore, the utility model solves the technical problems that the tension of the fiber anti-falling rope is difficult to adjust in the prior art, and the anti-falling rope is prone to collide and abrade the tower material.

[0005] To solve the above technical problems, the utility model provides a tensioning wheel device for adjusting the tension of an iron tower anti-falling rope, which comprises:

[0006] an anti-falling rope body;

[0007] a rope winding part, the rope winding part comprises a first arc-shaped wheel, a second arc-shaped wheel and a plurality of fixed clamps, the second arc-shaped wheel is embedded in the first arc-shaped wheel, the outer edge of the first arc-shaped wheel is provided with a first wheel groove, the outer edge of the second arc-shaped wheel is provided with a second wheel groove, the first arc-shaped wheel and the second arc-shaped wheel are coaxially arranged, and the second wheel groove is arranged close to the first wheel groove, the anti-falling rope body is wound in the second wheel groove and led out from both ends of the first wheel groove, one end of the anti-falling rope body is connected to the top of the iron tower, and the two sides of the anti-falling rope body close to the first arc-shaped wheel are connected through a plurality of fixed clamps;

[0008] a tensioning part, the tensioning part comprises a fixed frame and a flower basket bolt, the fixed frame is arranged at the bottom of the iron tower, one end of the flower basket bolt is connected to the fixed frame, and the other end of the flower basket bolt is connected to the second arc-shaped wheel.

[0009] In one embodiment of the utility model, the surface of the first arc-shaped wheel is provided with a mounting groove matched with the second arc-shaped wheel, and the depth of the groove is equal to the thickness of the second arc-shaped wheel.

[0010] In one embodiment of the utility model, two notches of first wheel groove are provided with arc.

[0011] In one embodiment of the utility model, the width of the first wheel groove and the second wheel groove is equal.

[0012] In one embodiment of the utility model, the second arc-shaped wheel is provided with a pull rod connected with the basket bolt on the side away from the second wheel groove, and the pull rod is detachably connected with the basket bolt.

[0013] In one embodiment of the utility model, the first arc-shaped wheel is provided with a first connecting hole, the second arc-shaped wheel is provided with a second connecting hole matched with the first connecting hole, and the first connecting hole and the second connecting hole are connected through bolts.

[0014] In one embodiment of the utility model, the diameter ratio of the first arc-shaped wheel to the diameter of the fall arrest rope body is greater than 12.

[0015] In one embodiment of the utility model, the fixing frame comprises a fixing rod and a fixing plate, one end of the fixing rod is detachably connected with the basket bolt, one end of the fixing rod is connected with the fixing plate, and the fixing plate is detachably connected with the iron tower.

[0016] In one embodiment of the utility model, the fixing frame further comprises an adjusting rod, one end of the adjusting rod is provided with a buckle, the buckle is matched with the iron tower, the other end of the adjusting rod is arranged in the fixing plate, and an adjusting nut is sleeved on the adjusting rod.

[0017] In one embodiment of the utility model, it further comprises a rope disc frame, and one end of the fall arrest rope body away from the iron tower is arranged on the rope disc frame.

[0018] The above technical scheme of the utility model has the following advantages compared with the prior art.

[0019] The tensioning wheel device for adjusting tension of the iron tower fall arrest rope has simple structure, convenient operation, shortens tension adjustment stroke, can effectively reduce the concentrated stress of the outer layer of the fall arrest rope, and reduces material fatigue. The tensioning wheel device is convenient for adjusting the tension of the fall arrest rope, can ensure the distance between the fall arrest rope and the iron tower, and avoids the collision and friction between the fall arrest device and the tower material when the high-altitude worker goes up and down the tower. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to make the content of the utility model more easily understood, the utility model will be further described in detail below according to the specific embodiments of the utility model and combined with the drawings, wherein

[0021] Figure 1It is the whole structure schematic view of the utility model;

[0022] Figure 2 For Figure 1 The structure schematic view of the rope winding part;

[0023] Figure 3 For Figure 2 The structure explosion view of the rope winding part;

[0024] Figure 4 For Figure 1 The structure schematic view of the tensioning part;

[0025] The description of the drawing of the specification: 1, the falling rope body, 2, the rope winding part, 3, the tensioning part, 4, the iron tower, 4, the rope reel frame, 21, the first arc wheel, 22, the second arc wheel, 31, the fixed frame, 32, the basket bolt, 211, the first wheel groove, 212, the arc, 213, the first connecting hole, 214, the mounting recess, 221, the second wheel groove, 222, the pull rod, 223, the second connecting hole, 311, the fixed rod, 312, the fixed plate, 313, the adjusting rod, 314, the buckle, 315, the adjusting nut. Specific implementation

[0026] The utility model is further explained in combination with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0027] Referring to Figures 1-4 The utility model discloses a tensioning wheel device that iron tower 4 falling rope tension is adjusted, including:

[0028] The falling rope body 1;

[0029] The rope winding part 2, the rope winding part 2 includes first arc wheel 21, second arc wheel 22 and multiple fixed clamps, the second arc wheel 22 is embedded in the first arc wheel 21 inside, the first arc wheel 21 periphery is provided with first wheel groove 211, and the second arc wheel 22 periphery is provided with second wheel groove 221, and the first arc wheel 21 and second arc wheel 22 are coaxial and are provided, and the second wheel groove 221 is close to the first wheel groove 211 and is provided, the falling rope body 1 is wound in the second wheel groove 221 and is led out from the both ends of first wheel groove 211, and one end of the falling rope body 1 is connected with the top of iron tower 4, and the both sides of the falling rope body 1 close to the first arc wheel 21 are combined and connected through multiple fixed clamps;

[0030] The tensioning part 3 comprises a fixed frame 31 arranged at the bottom of the iron tower 4 and a basket bolt 32, one end of which is connected with the fixed frame 31 and the other end of which is connected with the second arc-shaped wheel 22.

[0031] The tensioning wheel structure in the utility model is arranged at the bottom of the iron tower 4 and is used for adjusting the tension of the anti-falling rope body 1. Specifically, the structure of the winding rope part 2 comprises two arc-shaped wheels, wherein the second arc-shaped wheel 22 is embedded in the first arc-shaped wheel 21, the outer edge of the first arc-shaped wheel 21 is provided with a first wheel groove 211, the outer edge of the second arc-shaped wheel 22 is provided with a second wheel groove 221, and actually, the two arc-shaped pulley structures are embedded together. Secondly, the structure of the tensioning part 3 in the utility model comprises the fixed frame 31 and the basket bolt 32, wherein the fixed frame 31 is used for being connected with the bottom of the iron tower 4, and the two ends of the basket bolt 32 are connected with the second arc-shaped wheel 22 and the fixed frame 31 respectively. The whole fixed frame 31 can be connected close to the bottom of the iron tower 4 in the use process, and the fixing can be completed without relying on the iron tower 4 foot nail. The whole winding rope part 2 is arranged at the top of the fixed frame 31 and is connected through the basket bolt 32.

[0032] In the utility model, one end of the anti-falling rope body 1 is connected with the top of the iron tower 4, one side of the whole anti-falling rope body 1 close to the bottom passes through the second wheel groove 221, and then winds to the first wheel groove 211. The two sides of the anti-falling rope body 1 close to the first wheel groove 211 are fixed through the fixing clamp, so that the whole anti-falling rope body 1 is fixed on the side edge of the iron tower 4. In the actual operation process, the operator pulls the end of the anti-falling rope body 1 close to the first wheel groove 211 tightly, and then fixes the anti-falling rope through the fixing clamp. In order to prevent the anti-falling rope body 1 from being opened, a plurality of fixing clamps are arranged for fixing. After the anti-falling rope body 1 is fixed, the basket bolt 32 is adjusted to pull the second arc-shaped wheel 22, so that the whole anti-falling rope body 1 is tightened on one side of the iron tower 4.

[0033] The utility model firstly does not rely on the iron tower 4 foot nail fixing, reduces the installation height of the whole tensioning device, and the artificial can adjust the anti-falling rope tension on the ground, improves the adjustment efficiency. Secondly, the whole tensioning wheel structure is simple, convenient to operate, shortens the tension adjustment stroke, can effectively reduce the concentrated stress of the outer layer of the anti-falling rope, and reduces the material fatigue. The tensioning wheel device is convenient for adjusting the anti-falling rope tension, can guarantee the distance between the anti-falling rope and the iron tower 4, and avoids the collision and abrasion between the anti-falling device and the tower material when the high-altitude worker goes up and down the tower.

[0034] Further, the first arc-shaped wheel 21 is provided with an installation groove 214 matched with the second arc-shaped wheel 22 on the surface, and the depth of the groove is equal to the thickness of the second arc-shaped wheel 22.

[0035] Specifically, the size of the first arc-shaped wheel 21 is larger than that of the second arc-shaped wheel 22, a mounting groove 214 is formed on the surface of the first arc-shaped wheel 21, the second arc-shaped wheel 22 is mounted in the mounting groove 214 during assembly, and the first wheel groove 211 and the second wheel groove 221 are required to be oriented in the same direction after mounting.

[0036] Further, the first wheel groove 211 is provided with an arc 212 at both notches.

[0037] Specifically, by arranging the arc 212 at both ends of the first wheel groove 211, the envelope angle of the first wheel groove 211 can be optimized, the friction of the fall protection rope body 1 at the transition between the first wheel groove 211 and the second wheel groove 221 is reduced, and the fall protection rope body 1 is prevented from being jammed during tightening.

[0038] Further, the width of the first wheel groove 211 and the second wheel groove 221 is equal, and the ratio of the diameter of the first arc-shaped wheel 21 to the diameter of the fall protection rope body 1 is greater than 12, which can effectively reduce the concentration of stress on the outer layer (wear-resistant layer) of the fall protection rope and reduce material fatigue.

[0039] Further, the second arc-shaped wheel 22 is provided with a pull rod 222 connected with the basket bolt 32 on the side away from the second wheel groove 221, and the pull rod 222 is detachably connected with the basket bolt 32.

[0040] Specifically, during actual operation, the second arc-shaped wheel 22 is pulled by adjusting the basket bolt 32, preferably, the pull rod 222 is fixedly connected with the second arc-shaped wheel 22, and the pull rod 222 is detachably connected with the basket bolt 32.

[0041] Further, the surface of the first arc-shaped wheel 21 is provided with a first connecting hole 213, the surface of the second arc-shaped wheel 22 is provided with a second connecting hole 223 matched with the first connecting hole 213, and the first connecting hole 213 and the second connecting hole 223 are connected by a bolt.

[0042] In the utility model, the first arc-shaped wheel 21 and the second arc-shaped wheel 22 are of a split structure, specifically, during assembly, the second connecting hole 223 of the second arc-shaped wheel 22 is aligned with the first connecting hole 213 of the first arc-shaped wheel 21, then the bolt is passed through, and the connection is locked by a nut.

[0043] Further, the fixing frame 31 comprises a fixing rod 311 and a fixing plate 312, one end of the fixing rod 311 is detachably connected with the basket bolt 32, one end of the fixing rod 311 is connected with the fixing plate 312, and the fixing plate 312 is detachably connected with the iron tower 4.

[0044] The fixing frame 31 is connected with the iron tower 4 through the fixing plate 312, specifically, the fixing plate 312 is connected with the iron tower 4 through bolts, the fixing rod 311 is fixedly welded with the fixing plate 312 perpendicularly, and the length of the fixing rod 311 determines the distance between the whole anti-falling rope body 1 after being taut and the iron tower 4, and the fixing rod 311 is detachably connected with the basket bolt 32.

[0045] Further, the fixing frame 31 further comprises an adjusting rod 313, one end of the adjusting rod 313 is provided with a buckle 314 matched with the iron tower 4, the other end of the adjusting rod 313 is arranged in the fixing plate 312, and an adjusting nut 315 is sleeved on the adjusting rod 313.

[0046] As a preferred scheme of the utility model, in order to facilitate the connection of the fixing plate 312, the fixing plate 312 is clamped with the iron tower 4 through the adjusting rod 313. Specifically, the end of the adjusting rod 313 is provided with the buckle 314, which can be buckled on the iron tower 4, and then the other end is locked through the adjusting nut 315, so that the connecting plate is fixed on the iron tower 4, facilitating the fixation of the connecting plate and the iron tower 4 subsequently, and the stability of the whole fixing frame 31 is improved.

[0047] Further, the rope disc rack 4 is further included, and one end of the anti-falling rope body 1 away from the iron tower 4 is arranged on the rope disc rack 4. Specifically, the rope disc rack 4 can facilitate the storage of the anti-falling rope body 1.

[0048] In summary, the utility model introduces a kind of iron tower 4 anti-falling rope adjustment tension tensioning wheel device, the utility model first does not rely on iron tower 4 peg fixing, reduces the installation height of whole tensioning device, and anti-falling rope tension can be adjusted on the ground manually, improves the efficiency of adjustment.Secondly, the structure of the whole tensioning wheel is simple, and convenient to operate, shortens the tension adjustment stroke, can effectively reduce the concentrated stress of the outer layer of anti-falling rope, and reduces material fatigue.Tensioning wheel device is convenient for the adjustment of the tension of anti-falling rope, can guarantee the distance between anti-falling rope and iron tower 4, avoids the collision and abrasion between anti-falling device and tower material when high-altitude worker goes up and down tower.

[0049] Obviously, the above embodiments are only examples for clearly illustrating, and are not limited to the implementation. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the implementation is not required and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A tensioning wheel device for adjusting the tension of a fall arrest rope of a tower, characterized in that The utility model relates to a kind of iron tower cable clamp, including: Fall protection rope body; Around rope part, the first arc wheel, the second arc wheel and multiple fixed clamps are included, the second arc wheel is embedded inside the first arc wheel; The outer edge of the first arc wheel is provided with the first wheel groove, the outer edge of the second arc wheel is provided with the second wheel groove, the first arc wheel and the second arc wheel are coaxially arranged, and the second wheel groove is close to the first wheel groove;The fall protection rope body is arranged in the second wheel groove and is led out from the two ends of the first wheel groove, one end of the fall protection rope body is connected with the top of iron tower, and the two sides of the fall protection rope body close to the first arc wheel are combined and connected by multiple fixed clamps; Tensioning part, the fixed frame is arranged at the bottom of iron tower, one end of the basket bolt is connected with the fixed frame, and the other end of the basket bolt is connected with the second arc wheel.

2. The tensioner wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: The surface of the first arc wheel is provided with a mounting groove matched with the second arc wheel, and the depth of the groove is equal to the thickness of the second arc wheel.

3. The tensioner wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: The two notches of the first wheel groove are both provided with an arc.

4. The tensioner wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: The width of the first wheel groove and the second wheel groove is equal.

5. The tensioning wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: The side of the second arc wheel away from the second wheel groove is provided with a pull rod connected with the basket bolt, and the pull rod is detachably connected with the basket bolt.

6. The tensioning wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: The surface of the first arc wheel is provided with a first connecting hole, the surface of the second arc wheel is provided with a second connecting hole matched with the first connecting hole, and the first connecting hole and the second connecting hole are connected by a bolt.

7. The tensioning wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: The diameter ratio of the first arc wheel to the fall protection rope body is greater than 12.

8. The tensioning wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: The fixed frame includes a fixed rod and a fixed plate, one end of the fixed rod is detachably connected with the basket bolt, one end of the fixed rod is connected with the fixed plate, and the fixed plate is detachably connected with the iron tower.

9. The tensioning wheel device for adjusting tension of a fall arrest rope of a tower according to claim 8, characterized in that: The fixed frame further includes an adjusting rod, one end of the adjusting rod is provided with a buckle matched with the iron tower, the other end of the adjusting rod is arranged in the fixed plate, and an adjusting nut is sleeved on the adjusting rod.

10. The tensioning wheel device for adjusting tension of a fall arrest rope of a tower according to claim 1, characterized in that: It also includes a rope disc frame, and one end of the fall protection rope body away from the iron tower is arranged on the rope disc frame.

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