CN211890612U

CN211890612U - Steel wire rope fastening device

Info

Publication number: CN211890612U
Application number: CN201922023563.3U
Authority: CN
Inventors: 孙冬进; 胡长亮; 张小红
Original assignee: Shanghai Rongce Space Surveying Co ltd
Current assignee: Shanghai Rongce Space Surveying Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-11-10
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a wire rope fastener, which comprises a housin, U type hole and circular recess have been seted up at the casing top, and worm and threaded rod are installed to the circular recess internal rotation, the bottom fixed connection of the top of threaded rod and worm, the bottom and the circular recess bottom inner wall rotation of threaded rod are connected, and threaded rod outside screw thread installs the slip table, and the slip table both sides all rotate the one end of installing the pull rod through the hinge, and the other end of two pull rods passes through the hinge and rotates and install the cardboard, slidable mounting has two splint in the casing, two splint respectively with the front side inner wall and the rear side inner wall swing joint of casing. The utility model has the advantages of reasonable design, easy operation, and can fasten wire rope in two directions, the reliability is high.

Description

Steel wire rope fastening device

Technical Field

The utility model relates to a construction equipment technical field especially relates to a wire rope fastener.

Background

Due to the unique performance of the steel wire rope, a more ideal product for comprehensively replacing the steel wire rope or replacing the steel wire rope in one field has not been found at home and abroad so far, so that the steel wire rope becomes an essential part or material in the fields of metallurgy, mines, oil and gas drilling, machinery, chemical industry, aerospace and the like. In building construction, it is often used for lifting, pulling, tensioning, bearing and binding purposes. In order to ensure the construction safety, the end of the steel wire rope is often fastened, and the steel wire rope is not as flexible as a common rope and cannot be fastened by knotting, and a fastening device is generally used for fastening.

The existing fastening device is complex in structure, high in material consumption, high in production cost and difficult to operate, so that the existing fastening device is rarely popularized and used in practical building construction, and a steel wire rope fastening device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current wire rope fastener structure complicacy, the shortcoming that the consumptive material is more, manufacturing cost is high and be difficult to the operation, and the wire rope fastener who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a wire rope fastener, includes the casing, U type hole and circular recess have been seted up at the casing top, and worm and threaded rod are installed to the circular recess internal rotation, the top and the worm bottom fixed connection of threaded rod, and the bottom and the circular recess bottom inner wall of threaded rod rotate to be connected, and the slip table is installed to threaded rod outside screw thread, and the slip table both sides all rotate the one end of installing the pull rod through the hinge, and the other end of two pull rods passes through the hinge and installs the cardboard, slidable mounting has two splint in the casing, two splint respectively with the front side inner wall and the rear side inner wall swing joint of casing, two screw holes have all been seted up to the front side of two splint, lie in and install same lead screw with two screw hole internal threads of one side, equal.

Preferably, all be equipped with two on two lead screws and revolve to opposite external screw thread, the both ends of two lead screws are rotated and are connected on the inner wall of casing, support and fix a position two lead screws.

Preferably, square groove has been seted up to one side that two splint are close to each other, and two worm wheels all set up between two square grooves, take place to interfere with two worm wheels when preventing that two splint from sliding.

Preferably, two grooves matched with the U-shaped holes are formed in one side, close to each other, of the two clamping plates, a plurality of anti-skidding grooves are formed in the inner walls of the four grooves, and the fixing of the two clamping plates to the steel wire rope is strengthened.

Preferably, the top end of the worm extends to the outer side of the circular groove and is fixedly provided with the bottom of the rocker arm, and bulges are arranged on two sides of the top of the rocker arm, so that the rotation of the worm is conveniently controlled.

Preferably, the bottom of the shell is fixedly provided with an iron hook, and the front side of the iron hook is rotatably provided with a stop lever to prevent the iron hook from falling off.

In the utility model, the movable rocker arm drives the worm and the threaded rod to rotate, the threaded rod drives the sliding table to move upwards through the thread fit with the sliding table, the sliding table drives the two pull rods to rotate, and the two pull rods push the two clamping plates to slide towards one side away from each other to compress the steel wire rope in the U-shaped hole in the left and right directions;

in the utility model, the worm drives the two worm gears to rotate, the two worm gears drive the corresponding lead screws to rotate, the two lead screws drive the two clamping plates to slide to one side close to each other through the thread matching with the two clamping plates and extrude the steel wire rope, and the front and back directions of the steel wire rope are clamped, so that the steel wire rope is fastened;

the utility model has the advantages of reasonable design, easy operation, and can fasten wire rope in two directions, the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a steel wire rope fastening device provided by the present invention;

fig. 2 is a schematic structural view of a portion a of a wire rope fastening device according to the present invention;

fig. 3 is a schematic structural view of a section B-B of a steel wire rope fastening device according to the present invention.

In the figure: 1. a housing; 2. a U-shaped hole; 3. a worm; 4. a threaded rod; 5. a sliding table; 6. a pull rod; 7. clamping a plate; 8. a splint; 9. a groove; 10. a square groove; 11. a lead screw; 12. a worm gear; 13. a rocker arm; 14. an iron hook; 15. an anti-slip groove; 16. a circular groove; 17. a stop lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a steel wire rope fastening device comprises a shell 1, wherein the top of the shell 1 is provided with a U-shaped hole 2 and a circular groove 16, a worm 3 and a threaded rod 4 are rotatably installed in the circular groove 16, the top end of the threaded rod 4 is fixedly connected with the bottom end of the worm 3, the bottom end of the threaded rod 4 is rotatably connected with the inner wall of the bottom of the circular groove 16, a sliding table 5 is installed at the outer side of the threaded rod 4 through threads, two sides of the sliding table 5 are respectively rotatably provided with one end of a pull rod 6 through hinges, the other ends of the two pull rods 6 are rotatably provided with clamping plates 7 through hinges, two clamping plates 8 are slidably installed in the shell 1, the two clamping plates 8 are respectively movably connected with the inner wall of the front side and the inner wall of the back side of the shell 1, two threaded, both worm wheels 12 are meshed with the worm 3.

The utility model discloses in, all be equipped with two on two lead screws 11 and revolve to opposite external screw thread, two lead screws 11's both ends are rotated and are connected on casing 1's inner wall, support and fix a position two lead screws 11.

The utility model discloses in, square groove 10 has been seted up to one side that two splint 8 are close to each other, and two worm wheel 12 all set up between two square groove 10, take place to interfere with two worm wheel 12 when preventing that two splint 8 from sliding.

The utility model discloses in, two recesses 9 with the 2 adaptations of U type hole are seted up to the one side that two splint 8 are close to each other, have all seted up a plurality of antiskid grooves 15 on four recess 9 inner walls, strengthen two splint 8 to wire rope's fixed.

The utility model discloses in, the top of worm 3 extends to the bottom that 16 outsides of circular slot and fixed mounting have rocking arm 13, and there is the arch rocking arm 13 top both sides, makes things convenient for the rotation of control worm 3.

The utility model discloses in, 1 bottom fixed mounting of casing has iron hook 14, and the rotation of 14 front sides of iron hook is installed pin 17, prevents that iron hook 14 from droing.

The utility model discloses in, when using, at first stretch into the U type downthehole with wire rope, it rotates worm 3 and threaded rod 4 to rotate rocking arm 13 again, threaded rod 4 drives slip table 5 upward movement through the screw-thread fit with slip table 5, slip table 5 drives two pull rods 6 and rotates, two pull rods 6 promote two cardboard 7 and slide the compressing tightly of left right direction to wire rope in the U type downthehole to one side of keeping away from each other, worm 3 drives two worm wheel 12 rotations simultaneously, two worm wheel 12 drive the lead screw 11 rotation that corresponds, two lead screw 11 slide and extrude wire rope to the one side that is close to each other through the screw-thread fit with two splint 8, the realization is tight to the clamp of wire rope fore-and-aft direction, thereby realize the fastening to wire rope.

Claims

1. The steel wire rope fastening device comprises a shell (1) and is characterized in that a U-shaped hole (2) and a circular groove (16) are formed in the top of the shell (1), a worm (3) and a threaded rod (4) are installed in the circular groove (16) in a rotating mode, the top end of the threaded rod (4) is fixedly connected with the bottom end of the worm (3), the bottom end of the threaded rod (4) is rotatably connected with the inner wall of the bottom of the circular groove (16), a sliding table (5) is installed on the outer side of the threaded rod (4) in a threaded mode, one end of a pull rod (6) is installed on each of the two sides of the sliding table (5) in a rotating mode through a hinge, clamping plates (7) are installed on the other ends of the two pull rods (6) in a rotating mode through the hinge, two clamping plates (8) are installed in the shell (1) in a sliding mode, the two clamping plates, the same lead screw (11) is installed to two screw hole internal threads that lie in same side, and equal fixed mounting has worm wheel (12) on two lead screws (11), and two worm wheel (12) all mesh mutually with worm (3).

2. A steel cable fastening device as claimed in claim 1, wherein two external threads with opposite directions of rotation are provided on each of the two lead screws (11), and both ends of the two lead screws (11) are rotatably connected to the inner wall of the housing (1).

3. A steel cable fastening device according to claim 1, wherein the two clamping plates (8) have a square groove (10) on the side adjacent to each other, and the two worm gears (12) are disposed between the two square grooves (10).

4. A steel cable fastening device according to claim 1, wherein two grooves (9) adapted to the U-shaped hole (2) are formed on the side of the two clamping plates (8) adjacent to each other, and a plurality of anti-slip grooves (15) are formed on the inner walls of the four grooves (9).

5. A cable fastener according to claim 1, wherein the worm (3) has a top end extending outside the circular groove (16) and fixedly mounted to the bottom of the rocker arm (13), and the rocker arm (13) has protrusions on both sides of the top.

6. A steel cable fastening device according to claim 1, wherein an iron hook (14) is fixedly mounted at the bottom of the housing (1), and a stop lever (17) is rotatably mounted at the front side of the iron hook (14).