CN114504746B

CN114504746B - Anti-falling safety device for high-altitude anti-falling protection of high-voltage electric tower

Info

Publication number: CN114504746B
Application number: CN202210144396.1A
Authority: CN
Inventors: 陈招明; 刘义敏; 黄硕; 叶宇; 张继; 刘绮
Original assignee: Jiangxi Gao Qinag Ceramic Insulator Group Co ltd
Current assignee: Jiangxi Gao Qinag Ceramic Insulator Group Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-09-16
Anticipated expiration: 2042-02-17
Also published as: CN114504746A

Abstract

The invention relates to the technical field of electric power high-altitude operation safety devices, and discloses a falling-prevention safety device for high-altitude falling prevention protection of a high-voltage electric tower, which solves the problems that operation on the tower needs to be carried out on the tower and the tower moves back and forth, the length of a safety belt is fixed, the moving range of constructors is smaller, certain limitation exists during actual use, and the actual operation is inconvenient; can adjust the length that the safety rope stretches out from fixed incasement according to the actual demand, the in-service use of being convenient for.

Description

Anti-falling safety device for high-altitude anti-falling protection of high-voltage electric tower

Technical Field

The invention belongs to the technical field of electric power high-altitude operation safety devices, and particularly relates to a falling-prevention safety device for high-altitude falling-prevention protection of a high-voltage electric tower.

Background

In the electric power high altitude construction, constructor need climb and operate on the tower that tens meters is high, need do enough safety and prevent weighing down and prepare work, generally need wear the safety belt, tie up the safety rope, safety rope one end connects on the safety belt, and the other end connects on the tower, when constructor takes place unexpected the fall of losing foot, the safety rope can bear huge impulsive force and hold constructor and prevent to continue the tenesmus.

Carry out the back and forth movement on the shaft tower of operation needs on the shaft tower, the length of safety belt is fixed, and constructor's migration range is less, and when in actual use, there is certain limitation, and actual operation is comparatively inconvenient.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the anti-falling safety device for high-altitude anti-falling protection of the high-voltage electric tower, which effectively solves the problems that in the background technology, the operation on the tower needs to be carried out on the tower to move back and forth, the length of the safety belt is fixed, the moving range of constructors is small, certain limitations exist during actual use, and the actual operation is inconvenient.

In order to achieve the purpose, the invention provides the following technical scheme: a falling-proof safety device for high-altitude falling-proof protection of a high-voltage electric tower comprises a fixed box, wherein a first rotating shaft is arranged in the fixed box, a winding wheel is sleeved outside the first rotating shaft, the first rotating shaft is fixedly connected with the winding wheel, two ends of the first rotating shaft respectively penetrate through the inner walls of two sides of the fixed box, a first bearing is arranged at the penetrating position of the first rotating shaft and the winding wheel, the first rotating shaft is connected with the fixed box through an inserting locking assembly, a first rectangular hole is formed in the inner wall of the fixed box, a safety rope is arranged in the fixed box and sleeved outside the winding wheel, one end of the safety rope is fixedly connected with the winding wheel, the other end of the safety rope penetrates through the first rectangular hole, one end of the safety rope is fixedly connected with a hook positioned outside the fixed box, the hook is of a C-shaped structure, a first fixed plate and a first movable plate are arranged on one side of the fixed box, two clamping plates are arranged between the first fixed plate and the first movable plate, the two clamping plates are respectively and fixedly connected with a first fixed plate and a first movable plate through two first connecting blocks, the first fixed plate is fixedly connected with a fixed box, and the first movable plate and the fixed box are lifted through a thread lifting type clamping assembly;

first draw-in groove and second rectangular hole have been seted up on the couple, be equipped with limit baffle in the second rectangular hole, and limit baffle's one end is located first draw-in groove, first spacing hole has been seted up to one side of limit baffle, the third rectangular hole has been seted up to one side inner wall of second rectangular hole, be equipped with the limiting plate in the third rectangular hole, the one end and the couple of limiting plate pass through the elasticity reset unit and are connected, the top of couple is equipped with the second fixed plate, limit baffle's top and second fixed plate fixed connection, and the safety rope runs through the second fixed plate, second fixed plate and limiting plate are through dual grafting lock dead subassembly connection.

Preferably, the elastic reset unit comprises a first groove arranged on one side of the hook, a plurality of first extension springs are arranged in the first groove, a pulling plate is arranged on one side of the hook, one end of the limiting plate is fixedly connected with the pulling plate, the other end of the limiting plate is located in a first limiting hole, and two ends of each first extension spring are fixedly connected with the inner wall of one side of the first groove and one side of the pulling plate respectively.

Preferably, the dead subassembly of dual grafting lock includes that two are seted up in the second draw-in grooves at limiting plate top, and two fourth rectangular holes have been seted up to the top inner wall of third rectangular hole, and the top of second fixed plate is equipped with the second fly leaf, and the safety rope runs through the second fly leaf, and two through-holes have been seted up at the top of second fixed plate, two cardboards of bottom fixedly connected with of second fly leaf, two second recesses have been seted up at the top of second fixed plate, be equipped with a plurality of second extension spring in the second recess, the both ends of second extension spring respectively with the bottom inner wall of second recess and the bottom fixed connection of second fly leaf.

Preferably, the clamping plate penetrates through the through hole and the fourth rectangular hole in sequence, and the bottom end of the clamping plate is located in the second clamping groove.

Preferably, first spacing groove has all been seted up to the both sides inner wall of first draw-in groove, and the second spacing groove has all been seted up to the both sides inner wall of second rectangular hole, and one side inner wall of first spacing groove and second spacing groove all is linked together with the lateral wall of couple, the equal fixedly connected with stopper in both sides of limit baffle, and the stopper is located first spacing inslot.

Preferably, two idler wheels are arranged in the first rectangular hole and are respectively located on two sides of the safety rope, second rotating shafts are fixedly connected to two sides of the idler wheels, and one end of each second rotating shaft is connected with the inner wall of one side of the first rectangular hole through a second bearing.

Preferably, the dead subassembly of grafting lock is equipped with the rotary disk including seting up the third recess in first pivot one end, one side of fixed case, one side fixedly connected with second connecting block of rotary disk, and the second connecting block is located the third recess, and one side of second connecting block passes through third extension spring with one side inner wall of third recess and is connected, and the spacing hole of a plurality of seconds has been seted up to one side inner wall of fixed case, and one side fixedly connected with of rotary disk is a plurality of spacing posts.

Preferably, the limiting columns are located in the corresponding second limiting holes, and one side, far away from the fixed box, of the rotating disc is fixedly connected with a pull ring.

Preferably, the screw thread over-and-under type centre gripping subassembly is including seting up the spout in fixed case one side, and one side fixedly connected with slider of first fly leaf, and the top of first fly leaf is equipped with the third fixed plate, and one side of third fixed plate and one side fixed connection of fixed case are equipped with the screw thread post in the top of first fly leaf, and the screw thread post runs through the third fixed plate, and the connected mode of screw thread post and third fixed plate is threaded connection, and the bottom and the first fly leaf of screw thread post pass through the third bearing and connect.

Preferably, the top fixedly connected with carousel of screw thread post, the outside cover of screw thread post is equipped with the nut, and the bottom of nut and the top of third fixed plate contact, and the slider is located the spout, is equipped with the slipmat on the grip block.

Compared with the prior art, the invention has the beneficial effects that:

(1) in the work, the threaded column is rotated by driving the rotary table to rotate, the heights of the threaded column and the first movable plate are adjusted by matching the third fixed plate and the threaded column, the distance between the two clamping plates is adjusted, the threaded column can be clamped on the connecting rod on the tower, the fixed box is fixed at a specified position, and after the fixation is finished, the nut is driven to rotate, so that the bottom of the nut is in contact with the top of the third fixed plate, the threaded column is fixed relative to the third fixed plate, and the possibility of rotation of the threaded column due to non-human factors is reduced;

(2) the rotating disc is driven to move, so that the limiting columns are separated from the corresponding second limiting holes, the third stretching spring is in a stretching state, the fixing of the rotating disc and the first rotating shaft is released, the rotating disc can drive the first rotating shaft to rotate, the first rotating shaft is driven to rotate through the rotating disc, the length of the safety rope wound outside the winding wheel is controlled, the hook and the safety rope are pulled, the length of the safety rope extending out of the fixing box can be adjusted according to actual requirements, the practical use is facilitated, after the adjustment is finished, the rotating disc is loosened, the third stretching spring drives the second connecting block to move, the rotating disc drives the limiting columns to be inserted into the corresponding second limiting holes, the rotating disc is fixed relative to the fixing box, and the positions of the first rotating shaft and the rotating disc can be limited again;

(3) the limit on the position of the limit baffle is relieved by driving the second movable plate to move upwards to ensure that the bottom end of the clamping plate is separated from the second clamping groove, meanwhile, the second extension spring is in a stretching state, the limit on the position of the limit baffle is relieved, the pull plate is driven to move, one end of the limit plate is separated from the first limit hole, the first extension spring is in a stretching state, the limit on the position of the limit baffle is relieved, because the second extension spring is in a stretching state at the moment, the second fixed plate is driven to move upwards by the second extension spring, the bottom end of the limit baffle is separated from the first clamping groove, the first limit hole is no longer positioned on one side of the limit plate, the pull plate is not required to be pulled again, the second movable plate is continuously pulled, the second fixed plate drives the limit baffle to move upwards, the safety belt can enter the hook, the safety belt of a constructor is driven to be clamped into the hook, and similarly, the second movable plate and the second fixed plate are driven to move downwards again, the bottom end of the limiting baffle is inserted into the first clamping groove again, meanwhile, the first limiting hole moves to one side of the limiting plate, the first stretching spring drives the pulling plate to move, one end of the limiting plate is inserted into the first limiting hole, the second stretching spring drives the second movable plate to move downwards, the bottom end of the clamping plate is inserted into the second clamping groove, the position of the limiting plate is limited again, the limiting plate is prevented from being separated from the first limiting hole, and the limiting baffle is ensured not to shake in the using process;

(4) through the design of gyro wheel, second pivot and second bearing for the safety rope can be relative the steady removal in first rectangular hole, through the design of first spacing groove, second spacing groove and stopper, carries on spacingly to the distance that limit baffle removed, and when limit baffle shifts up, the stopper inserts the second spacing inslot, avoids limit baffle to break away from the second rectangular hole.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the fixing box of the present invention;

FIG. 3 is a schematic view of the threaded riser clamp assembly of the present invention;

FIG. 4 is a schematic structural view of the plug-in deadlocking assembly of the present invention;

FIG. 5 is a schematic view of the roller of the present invention;

FIG. 6 is an enlarged view of a portion of the structure shown at A in FIG. 5;

FIG. 7 is a schematic view of the dual socket locking assembly of the present invention;

FIG. 8 is a schematic view of a hook cut-away structure according to the present invention;

in the figure: 1. a fixed box; 2. a first rotating shaft; 3. a winding wheel; 4. a safety cord; 5. a first rectangular hole; 6. a first bearing; 7. a first fixing plate; 8. a first movable plate; 9. a clamping plate; 10. a first connection block; 11. hooking; 12. a first card slot; 13. a second rectangular hole; 14. a limit baffle; 15. a third rectangular hole; 16. a limiting plate; 17. a first limit hole; 18. a second fixing plate; 19. a first groove; 20. pulling a plate; 21. a first extension spring; 22. a second card slot; 23. a fourth rectangular hole; 24. a second movable plate; 25. a through hole; 26. clamping a plate; 27. a second groove; 28. a second extension spring; 29. a first limit groove; 30. a second limit groove; 31. a limiting block; 32. a roller; 33. a second rotating shaft; 34. a second bearing; 35. a third groove; 36. a second connecting block; 37. a third extension spring; 38. a second limiting hole; 39. a limiting column; 40. rotating the disc; 41. a pull ring; 42. a chute; 43. a slider; 44. a third fixing plate; 45. a threaded post; 46. a third bearing; 47. a nut; 48. a turntable; 49. a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 8, the present invention includes a fixed box 1, a first rotating shaft 2 is disposed in the fixed box 1, a winding wheel 3 is sleeved outside the first rotating shaft 2, the first rotating shaft 2 and the winding wheel 3 are fixedly connected, two ends of the first rotating shaft 2 respectively penetrate through inner walls of two sides of the fixed box 1, a first bearing 6 is disposed at a penetrating position of the first rotating shaft 2 and the winding wheel 3, the first rotating shaft 2 is connected with the fixed box 1 through an inserting locking component, a first rectangular hole 5 is disposed on an inner wall of the fixed box 1, a safety rope 4 is disposed in the fixed box 1, the safety rope 4 is sleeved outside the winding wheel 3, one end of the safety rope 4 is fixedly connected with the winding wheel 3, the other end of the safety rope 4 penetrates through the first rectangular hole 5, one end of the safety rope 4 is fixedly connected with a hook 11 disposed outside the fixed box 1, the hook 11 is a C-shaped structure, a first fixed plate 7 and a first movable plate 8 are disposed on one side of the fixed box 1, two clamping plates 9 are arranged between the first fixed plate 7 and the first movable plate 8, the two clamping plates 9 are respectively and fixedly connected with the first fixed plate 7 and the first movable plate 8 through two first connecting blocks 10, the first fixed plate 7 is fixedly connected with the fixed box 1, and the first movable plate 8 and the fixed box 1 are in a threaded lifting type clamping assembly;

first draw-in groove 12 and second rectangular hole 13 have been seted up on couple 11, be equipped with limit baffle 14 in the second rectangular hole 13, and limit baffle 14's one end is located first draw-in groove 12, first spacing hole 17 has been seted up to one side of limit baffle 14, third rectangular hole 15 has been seted up to one side inner wall of second rectangular hole 13, be equipped with limiting plate 16 in the third rectangular hole 15, limiting plate 16's one end is passed through the elasticity reset unit with couple 11 and is connected, the top of couple 11 is equipped with second fixed plate 18, limit baffle 14's top and second fixed plate 18 fixed connection, and safety rope 4 runs through second fixed plate 18, second fixed plate 18 and limiting plate 16 are through the dead subassembly of dual grafting lock and are connected.

In the second embodiment, based on the first embodiment, as shown in fig. 1, 5, 6, 7 and 8, the elastic reset unit includes a first groove 19 formed on one side of the hook 11, a plurality of first extension springs 21 are disposed in the first groove 19, a pull plate 20 is disposed on one side of the hook 11, one end of the limiting plate 16 is fixedly connected to the pull plate 20, the other end of the limiting plate 16 is disposed in the first limiting hole 17, two ends of the first extension spring 21 are respectively fixedly connected to an inner wall of one side of the first groove 19 and one side of the pull plate 20, the dual plugging and locking assembly includes two second locking grooves 22 formed on the top of the limiting plate 16, two fourth rectangular holes 23 are formed on an inner wall of the top of the third rectangular hole 15, a second movable plate 24 is disposed on the top of the second fixed plate 18, the safety rope 4 penetrates through the second movable plate 24, two through holes 25 are formed on the top of the second fixed plate 18, and two locking plates 26 are fixedly connected to the bottom of the second movable plate 24, two second grooves 27 are formed in the top of the second fixing plate 18, a plurality of second extension springs 28 are arranged in the second grooves 27, two ends of each second extension spring 28 are fixedly connected with the inner wall of the bottom of the second groove 27 and the bottom of the second movable plate 24 respectively, the clamping plate 26 penetrates through the through hole 25 and the fourth rectangular hole 23 in sequence, and the bottom end of the clamping plate 26 is located in the second clamping groove 22;

by driving the second movable plate 24 upward, the bottom end of the catch plate 26 is disengaged from the second catch groove 22, and at the same time, the second tension spring 28 is in a tension state, the position of the limit plate 16 is not limited, the pulling plate 20 is driven to move, so that one end of the limit plate 16 is separated from the first limit hole 17, the first extension spring 21 is in an extension state, the limit of the position of the limit baffle 14 is released, because the second extension spring 28 is in the extended state, and the second extension spring 28 drives the second fixing plate 18 to move upward, the bottom end of the limit baffle 14 is separated from the first slot 12, so that the first position-limiting hole 17 is no longer located at one side of the position-limiting plate 16, the pulling plate 20 does not need to be pulled, thereby continuously pulling the second movable plate 24, the second fixed plate 18 drives the limit baffle 14 to move upwards, so that the safety belt can enter the hook 11 and the safety belt driving the constructor is clamped into the hook 11.

In the third embodiment, on the basis of the first embodiment, as shown in fig. 1, 5, 6, 7 and 8, the inner walls of the two sides of the first engaging groove 12 are respectively provided with a first limiting groove 29, the inner walls of the two sides of the second rectangular hole 13 are respectively provided with a second limiting groove 30, the inner walls of one sides of the first limiting groove 29 and the second limiting groove 30 are respectively communicated with the side wall of the hook 11, the two sides of the limiting baffle 14 are respectively and fixedly connected with a limiting block 31, the limiting block 31 is positioned in the first limiting groove 29, the first rectangular hole 5 is internally provided with two rollers 32, the two rollers 32 are respectively positioned at two sides of the safety rope 4, the two sides of the rollers 32 are respectively and fixedly connected with a second rotating shaft 33, one end of the second rotating shaft 33 is connected with the inner wall of one side of the first rectangular hole 5 through a second bearing 34, and the safety rope 4 can stably move relative to the first rectangular hole 5 through the design of the rollers 32, the second rotating shaft 33 and the second bearing 34, through the design of first spacing groove 29, second spacing groove 30 and stopper 31, carry on spacingly to the distance that limit baffle 14 removed, when limit baffle 14 moved up, stopper 31 inserted the second spacing groove 30 in, avoided limit baffle 14 to break away from second rectangular hole 13.

Fourth embodiment, on the basis of the first embodiment, as shown in fig. 1, 2 and 4, the inserting locking assembly includes a third groove 35 formed at one end of the first rotating shaft 2, a rotating disc 40 is disposed at one side of the fixing box 1, a second connecting block 36 is fixedly connected to one side of the rotating disc 40, the second connecting block 36 is located in the third groove 35, one side of the second connecting block 36 is connected to an inner wall of one side of the third groove 35 through a third extension spring 37, a plurality of second limiting holes 38 are formed in an inner wall of one side of the fixing box 1, a plurality of limiting posts 39 are fixedly connected to one side of the rotating disc 40, the limiting posts 39 are located in the corresponding second limiting holes 38, and a pull ring 41 is fixedly connected to one side of the rotating disc 40 away from the fixing box 1;

by driving the rotary disk 40 to move, so that the limiting columns 39 are disengaged from the corresponding second limiting holes 38, the third extension spring 37 is in an extension state, the fixing of the rotary disk 40 and the first rotary shaft 2 is released, so that the rotary disk 40 can drive the first rotary shaft 2 to rotate, and then the first rotating shaft 2 is driven to rotate by the rotating disk 40, the length of the safety rope 4 wound outside the winding wheel 3 is controlled, and by pulling the hook 11 and the safety rope 4, further, the length of the safety rope 4 extending out of the fixed box 1 can be adjusted according to actual requirements, so that the safety rope is convenient to use in practice, after the adjustment is finished, the rotating disc 40 is loosened, and the third extension spring 37 drives the second connecting block 36 to move, so that the rotating disc 40 drives the limiting columns 39 to insert into the corresponding second limiting holes 38, so that the rotating disc 40 is fixed relative to the fixed box 1, the position of the first rotating shaft 2 and the rotating disc 40 can be limited again.

Fifth embodiment, based on the first embodiment, as shown in fig. 1, 2 and 3, the screw lifting type clamping assembly includes a sliding groove 42 formed on one side of the fixed box 1, a sliding block 43 is fixedly connected to one side of the first movable plate 8, a third fixed plate 44 is disposed above the first movable plate 8, one side of the third fixed plate 44 is fixedly connected to one side of the fixed box 1, a threaded column 45 is disposed above the first movable plate 8, the threaded column 45 penetrates through the third fixed plate 44, the threaded column 45 is connected to the third fixed plate 44 by a screw, a bottom end of the threaded column 45 is connected to the first movable plate 8 through a third bearing 46, a rotating disc 48 is fixedly connected to a top of the threaded column 45, a nut 47 is sleeved outside the threaded column 45, a bottom of the nut 47 contacts with a top of the third fixed plate 44, the sliding block 43 is located in the sliding groove 42, a non-slip pad 49 is disposed on the clamping plate 9, rotate through drive turntable 48 for threaded column 45 is rotatory, and then through the cooperation of third fixed plate 44 and threaded column 45, adjust the height of threaded column 45 and first fly leaf 8, and then adjust the distance between two grip blocks 9, can the centre gripping connecting rod on the shaft tower, and then make fixed box 1 fix in the assigned position, fixed back that finishes, drive nut 47 rotates, make the bottom of nut 47 and the top of third fixed plate 44 contact, and then make threaded column 45 fixed for third fixed plate 44.

The working principle is as follows: during operation, the threaded column 45 is rotated by driving the turntable 48 to rotate, and then the height of the threaded column 45 and the first movable plate 8 is adjusted by matching the third fixed plate 44 and the threaded column 45, and further the distance between the two clamping plates 9 is adjusted, so that the connecting rod on the tower can be clamped, and further the fixed box 1 is fixed at a specified position, after the fixation is completed, the driving nut 47 is rotated, the bottom of the nut 47 is contacted with the top of the third fixed plate 44, and further the threaded column 45 is fixed relative to the third fixed plate 44, the possibility of the threaded column 45 rotating due to non-human factors is reduced, the limiting column 39 is separated from the corresponding second limiting hole 38 by driving the rotating disk 40 to move, the third stretching spring 37 is in a stretching state, the fixation of the rotating disk 40 and the first rotating shaft 2 is released, so that the rotating disk 40 can drive the first rotating shaft 2 to rotate, and further the rotating disk 40 drives the first rotating shaft 2 to rotate, the length of the safety rope 4 wound outside the winding wheel 3 is controlled, the hook 11 and the safety rope 4 are pulled, the length of the safety rope 4 extending out of the fixed box 1 can be adjusted according to actual requirements, the practical use is convenient, after the adjustment is finished, the rotating disc 40 is loosened, the third extension spring 37 drives the second connecting block 36 to move, the rotating disc 40 drives the limiting column 39 to be inserted into the corresponding second limiting hole 38, the rotating disc 40 is fixed relative to the fixed box 1, the positions of the first rotating shaft 2 and the rotating disc 40 can be limited again, the second movable plate 24 is driven to move upwards, the bottom end of the clamping plate 26 is separated from the second clamping groove 22, meanwhile, the second extension spring 28 is in a stretching state, the limitation on the position of the limiting plate 16 is removed, the pulling plate 20 is driven to move, one end of the limiting plate 16 is separated from the first limiting hole 17, the first extension spring 21 is in the stretching state, further, the position of the limit baffle 14 is not limited, because the second extension spring 28 is in the extension state at this time, the second extension spring 28 drives the second fixed plate 18 to move upwards, so that the bottom end of the limit baffle 14 is separated from the first clamping groove 12, further, the first limit hole 17 is no longer located on one side of the limit plate 16, the pulling plate 20 is not required to be pulled again, further, the second movable plate 24 is continuously pulled, the second fixed plate 18 drives the limit baffle 14 to move upwards, so that the safety belt can enter the hook 11, further, the safety belt of a constructor is driven to be clamped into the hook 11, similarly, the second movable plate 24 and the second fixed plate 18 are driven to move downwards again, so that the bottom end of the limit baffle 14 is inserted into the first clamping groove 12 again, meanwhile, the first limit hole 17 moves to one side of the limit plate 16, further, the first extension spring 21 drives the pulling plate 20 to move, so that one end of the limit plate 16 is inserted into the first limit hole 17, and then the second extension spring 28 drives the second movable plate 24 to move downwards, so that the bottom end of the clamping plate 26 is inserted into the second clamping groove 22, and then the position of the limiting plate 16 is limited again, the limiting plate 16 is prevented from being separated from the first limiting hole 17, it is ensured that the limiting baffle 14 cannot shake in the use process, through the design of the roller 32, the second rotating shaft 33 and the second bearing 34, so that the safety rope 4 can stably move relative to the first rectangular hole 5, through the design of the first limiting groove 29, the second limiting groove 30 and the limiting block 31, the distance for moving the limiting baffle 14 is limited, when the limiting baffle 14 moves upwards, the limiting block 31 is inserted into the second limiting groove 30, and the limiting baffle 14 is prevented from being separated from the second rectangular hole 13.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a high tension electricity tower high altitude prevents falling safety device that falls of protection usefulness, includes fixed case (1), its characterized in that: a first rotating shaft (2) is arranged in the fixed box (1), a winding wheel (3) is sleeved outside the first rotating shaft (2), the first rotating shaft (2) is fixedly connected with the winding wheel (3), two ends of the first rotating shaft (2) respectively penetrate through the inner walls of two sides of the fixed box (1), a first bearing (6) is arranged at the penetrating position of the first rotating shaft (2) and the winding wheel (3), the first rotating shaft (2) is connected with the fixed box (1) through an inserting locking assembly, a first rectangular hole (5) is formed in the inner wall of the fixed box (1), a safety rope (4) is arranged in the fixed box (1), the safety rope (4) is sleeved outside the winding wheel (3), one end of the safety rope (4) is fixedly connected with the winding wheel (3), the other end of the safety rope (4) penetrates through the first rectangular hole (5), and one end of the safety rope (4) is fixedly connected with a hook (11) located outside the fixed box (1), the hook (11) is of a C-shaped structure, a first fixed plate (7) and a first movable plate (8) are arranged on one side of the fixed box (1), two clamping plates (9) are arranged between the first fixed plate (7) and the first movable plate (8), the two clamping plates (9) are respectively and fixedly connected with the first fixed plate (7) and the first movable plate (8) through two first connecting blocks (10), the first fixed plate (7) is fixedly connected with the fixed box (1), and the first movable plate (8) and the fixed box (1) are in a lifting type clamping assembly through threads;

first draw-in groove (12) and second rectangular hole (13) have been seted up on couple (11), be equipped with limit baffle (14) in second rectangular hole (13), and the one end of limit baffle (14) is located first draw-in groove (12), first spacing hole (17) have been seted up to one side of limit baffle (14), third rectangular hole (15) have been seted up to one side inner wall of second rectangular hole (13), be equipped with limiting plate (16) in third rectangular hole (15), the one end and couple (11) of limiting plate (16) are through the elasticity unit connection that resets, the top of couple (11) is equipped with second fixed plate (18), the top and second fixed plate (18) fixed connection of limit baffle (14), and safety rope (4) run through second fixed plate (18), second fixed plate (18) and limiting plate (16) are through dual grafting lock and die the subassembly and are connected.

2. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 1, is characterized in that: elasticity reset unit is equipped with a plurality of first extension springs (21) including offering in first recess (19) of couple (11) one side in first recess (19), and one side of couple (11) is equipped with arm-tie (20), the one end and the arm-tie (20) fixed connection of limiting plate (16), and the other end of limiting plate (16) is located first spacing hole (17), the both ends of first extension spring (21) respectively with one side inner wall of first recess (19) and one side fixed connection of arm-tie (20).

3. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 1, is characterized in that: the dual-inserting locking assembly comprises two second clamping grooves (22) formed in the tops of limiting plates (16), two fourth rectangular holes (23) are formed in the inner walls of the tops of third rectangular holes (15), a second movable plate (24) is arranged at the top of a second fixing plate (18), the safety rope (4) penetrates through the second movable plate (24), two through holes (25) are formed in the top of the second fixing plate (18), two clamping plates (26) are fixedly connected to the bottom of the second movable plate (24), two second grooves (27) are formed in the top of the second fixing plate (18), a plurality of second stretching springs (28) are arranged in the second grooves (27), and the two ends of each second stretching spring (28) are respectively fixedly connected with the inner walls of the bottom of the second grooves (27) and the bottom of the second movable plate (24).

4. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 3, is characterized in that: the clamping plate (26) penetrates through the through hole (25) and the fourth rectangular hole (23) in sequence, and the bottom end of the clamping plate (26) is located in the second clamping groove (22).

5. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 1, is characterized in that: first spacing groove (29) have all been seted up to the both sides inner wall of first draw-in groove (12), and second spacing groove (30) have all been seted up to the both sides inner wall of second rectangular hole (13), and one side inner wall of first spacing groove (29) and second spacing groove (30) all is linked together with the lateral wall of couple (11), the equal fixedly connected with stopper (31) in both sides of limit baffle (14), and stopper (31) are located first spacing groove (29).

6. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 1, is characterized in that: be equipped with two gyro wheels (32) in first rectangular hole (5), two gyro wheels (32) are located the both sides of safety rope (4) respectively, the equal fixedly connected with second pivot (33) in both sides of gyro wheel (32), and the one end of second pivot (33) is passed through second bearing (34) with one side inner wall in first rectangular hole (5) and is connected.

7. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 1, is characterized in that: the grafting locking subassembly is including offering in third recess (35) of first pivot (2) one end, one side of fixed case (1) is equipped with rotary disk (40), one side fixedly connected with second connecting block (36) of rotary disk (40), second connecting block (36) are located third recess (35), and one side of second connecting block (36) is connected through third extension spring (37) with one side inner wall of third recess (35), spacing hole of a plurality of seconds (38) have been seted up to one side inner wall of fixed case (1), a plurality of spacing posts of one side fixedly connected with (39) of rotary disk (40).

8. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 7, is characterized in that: the limiting columns (39) are located in the corresponding second limiting holes (38), and one side, far away from the fixed box (1), of the rotating disc (40) is fixedly connected with a pull ring (41).

9. The anti-falling safety device for high-altitude anti-falling protection of the high-voltage electric tower as claimed in claim 1, wherein: the thread lifting type clamping assembly comprises a sliding groove (42) formed in one side of the fixed box (1), a sliding block (43) is fixedly connected to one side of the first movable plate (8), a third fixed plate (44) is arranged above the first movable plate (8), one side of the third fixed plate (44) is fixedly connected with one side of the fixed box (1), a thread column (45) is arranged above the first movable plate (8), the thread column (45) penetrates through the third fixed plate (44), the thread column (45) is in threaded connection with the third fixed plate (44), and the bottom end of the thread column (45) is connected with the first movable plate (8) through a third bearing (46).

10. The fall protection safety device for high-altitude fall protection of the high-voltage electric tower, according to claim 9, wherein: the top fixedly connected with carousel (48) of screw thread post (45), the outside cover of screw thread post (45) is equipped with nut (47), and the bottom of nut (47) and the top of third fixed plate (44) contact, and slider (43) are located spout (42), are equipped with slipmat (49) on grip block (9).