Adjustable rigging

Abstract

The utility model relates to the technical field of rigging, and discloses an adjustable rigging, which solves the problems that the length of an existing cross beam cannot be adjusted, so that the length of the existing cross beam is easy to be unbalanced and the stability of the existing cross beam is poor when a long workpiece is hoisted, and comprises a cross beam main body, and a mounting frame is fixedly mounted in the middle of the top of the cross beam main body; a pull ring is fixedly mounted at the top of the mounting frame, openings are formed in the two sides of the top of the cross beam body, a length adjusting assembly is arranged between the interior of the cross beam body and the top of the cross beam body, mounting heads are fixedly mounted at the two ends of the length adjusting assembly, and connectors are fixedly mounted at the ends, away from each other, of the two mounting heads; the length adjusting assembly comprises two moving arms, the two moving arms are symmetrically and movably mounted in the cross beam body, and the ends, away from each other, of the two moving arms are fixedly connected with the two mounting heads correspondingly; the length of the cross beam can be conveniently adjusted, so that the cross beam has very good stability when being used for hoisting a relatively long workpiece.

Description

Technical Field

[0001] The utility model belongs to the technical field of rigging, in particular to an adjustable rigging. Background Art

[0002] Rigging refers to equipment used in conjunction with ropes and cables, such as hooks, beams, tensioners, cable clamps, thimbles, shackles, etc. Some people also classify ropes and cables as rigging. In addition, rigging can also refer to steel wire ropes, steel chains, steel cables, etc. used to connect and fix objects. Rigging products are widely used in multiple industries, such as manufacturing, mining, construction, etc., involving multiple application fields such as steel, metallurgy, mining, ocean, maritime, electric power, and petroleum. The length of the existing beam cannot be adjusted, which makes it easy to lose balance when hoisting longer workpieces, and its stability is poor. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an adjustable rigging, which effectively solves the problem that the length of the existing beam cannot be adjusted, resulting in easy imbalance and poor stability when hoisting longer workpieces.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable rigging, comprising a beam body, a mounting frame fixedly installed in the middle of the top of the beam body, a pull ring fixedly installed on the top of the mounting frame, openings are provided on both sides of the top of the beam body, a length adjustment component is provided between the inside of the beam body and the top of the beam body, mounting heads are fixedly installed at both ends of the length adjustment component, and connecting heads are fixedly installed at the ends of the two mounting heads that are away from each other.

[0005] Preferably, the length adjustment assembly includes two movable arms, and the two movable arms are symmetrically and movably installed inside the beam body, the ends of the two movable arms that are away from each other are respectively fixedly connected to the two mounting heads, and the ends of the two movable arms that are close to each other are fixedly installed with limit plates, and a plurality of tooth grooves are provided on the upper sides of the two movable arms, and fixed blocks are fixedly installed on the upper and lower sides of the two limit plates, and sliders are fixedly installed on the ends of the fixed blocks that are away from the limit plates, and sliding grooves are provided on the upper and lower inner walls of the beam body, and four sliders are respectively installed inside the two sliding grooves.

[0006] Preferably, the upper sides of the two movable arms are connected to gears through tooth groove meshing, a shaft is fixedly installed in the middle of the gear, both ends of the two shafts are respectively rotatably connected to the inside of the two openings, a worm wheel is fixedly installed on one side of the surface of the two shafts, the upper sides of the worm wheels are meshed with worms, the ends of the two worms away from each other are rotatably installed with shaft seats, the sides of the two shaft seats away from each other are fixedly installed with positioning plates, and the bottoms of the two positioning plates are fixedly connected to the top of the beam body.

[0007] Preferably, the ends of the two worm gears close to each other are fixedly installed with the first rotating rod, the surfaces of the two first rotating rods are rotatably installed with the first sleeves, the bottoms of the first sleeves are fixedly installed with the first fixing heads, the bottoms of the first fixing heads are fixedly connected to the beam body, the first bevel gear is fixedly installed between the ends of the two first rotating rods close to each other, one side of the first bevel gear is meshingly connected with the second bevel gear, one side of the second bevel gear is fixedly installed with the second rotating rod, two second sleeves are rotatably installed on the surface of the second rotating rod, the bottoms of the second sleeves are fixedly installed with the second fixing heads, the bottoms of the second fixed heads are fixedly connected to the beam body, and one end of the second rotating rod is fixedly installed with a hand wheel.

[0008] Compared with the prior art, the utility model has the following beneficial effects: when in use, the operator hangs the beam body on the lifting equipment through the pull ring, and fixes the wire ropes on the two connecting heads, and then the operator drives the second rotating rod to rotate along the inside of the two second shaft sleeves through the hand wheel, and when the second rotating rod rotates, the first bevel gear drives the first rotating rod to rotate along the inside of the two first shaft sleeves through the second bevel gear, and the first bevel gear drives the two first rotating rods to rotate along the inside of the two first shaft sleeves, and when the two first rotating rods rotate, they both drive the worm to rotate along the shaft seat;

[0009] When the worm rotates, it drives the shaft to rotate through the worm gear, and when the shaft rotates, it drives the gear to rotate, and when the gear rotates, it drives the two moving arms to move back and forth through the cooperation of the tooth grooves, and when the moving arms move back and forth, they drive the limit plates to move, and when the limit plates move, they drive the sliders to slide along the inside of the slide groove through the fixed blocks, thereby increasing the stability during movement, and when the two moving arms move back and forth, they drive the connecting heads to extend outward through the mounting heads, thereby adjusting the lifting length, so that the length of the beam can be easily adjusted, and it has very good stability when lifting longer workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0011] In the attached picture:

[0012] Figure 1 The adjustable rigging structure of the utility model is shown in FIG. Figure 1 ;

[0013] Figure 2 The adjustable rigging structure of the utility model is shown in FIG. Figure 2 ;

[0014] Figure 3 This is a schematic diagram of the internal structure of the main body of the crossbeam of the utility model;

[0015] In the figure: 1. beam body; 2. mounting frame; 3. pull ring; 4. opening; 5. mounting head; 6. connecting head; 7. moving arm; 8. limit plate; 9. fixed block; 10. slider; 11. slide groove; 12. tooth groove; 13. gear; 14. shaft rod; 15. worm gear; 16. worm; 17. shaft seat; 18. positioning plate; 19. first rotating rod; 20. first bushing; 21. first fixed head; 22. first bevel gear; 23. second bevel gear; 24. second rotating rod; 25. second bushing; 26. second fixed head; 27. hand wheel. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0017] Depend on Figures 1 to 3 The utility model comprises a beam body 1, a mounting frame 2 is fixedly installed in the middle of the top of the beam body 1, a pull ring 3 is fixedly installed on the top of the mounting frame 2, openings 4 are opened on both sides of the top of the beam body 1, a length adjustment component is provided between the inside of the beam body 1 and the top of the beam body 1, mounting heads 5 are fixedly installed at both ends of the length adjustment component, and connecting heads 6 are fixedly installed at the ends of the two mounting heads 5 away from each other.

[0018] When in use, the operator hangs the beam body 1 on the lifting equipment through the pull ring 3, and fixes the steel wire ropes on the two connecting heads 6. Then the operator adjusts the extension of the length adjustment component. When the length adjustment component is extended, the connecting head 6 is driven to extend outward through the installation head 5, so that the lifting length can be adjusted. The length of the beam can be easily adjusted, so that it has very good stability when lifting longer workpieces.

[0019] The length adjustment component includes two movable arms 7, which are symmetrically and movably installed inside the crossbeam body 1. The ends of the two movable arms 7 that are away from each other are fixedly connected to the two mounting heads 5 respectively, and the ends of the two movable arms 7 that are close to each other are fixedly installed with limit plates 8. A plurality of tooth grooves 12 are provided on the upper sides of the two movable arms 7, and fixed blocks 9 are fixedly installed on the upper and lower sides of the two limit plates 8. A slider 10 is fixedly installed on the end of the fixed block 9 away from the limit plate 8. A slide groove 11 is provided on the inner walls of the upper and lower sides of the crossbeam body 1, and four sliders 10 are respectively installed inside the two slide grooves 11; the upper sides of the two movable arms 7 are meshed with gears 13 through the tooth grooves 12, and the middle parts of the gears 13 are fixedly installed with shafts 14, and the two ends of the two shafts 14 are respectively rotatably connected to the insides of the two openings 4, and a worm gear 15 is fixedly installed on one side of the surface of the two shafts 14, and the upper sides of the worm gears 15 are meshed with worms 16, and the ends of the two worms 16 that are away from each other are rotated. A shaft seat 17 is movably installed, and a positioning plate 18 is fixedly installed on the side where the two shaft seats 17 are away from each other, and the bottoms of the two positioning plates 18 are fixedly connected to the top of the beam body 1; the ends of the two worm gears 16 close to each other are fixedly installed with a first rotating rod 19, and the surfaces of the two first rotating rods 19 are rotatably installed with a first shaft sleeve 20, and the bottoms of the first shaft sleeves 20 are fixedly installed with a first fixed head 21, and the bottoms of the first fixed heads 21 are fixedly connected to the beam body 1, and a first bevel gear 22 is fixedly installed between the ends of the two first rotating rods 19 close to each other, and a second bevel gear 23 is meshed and connected to one side of the first bevel gear 22, and a second rotating rod 24 is fixedly installed on one side of the second bevel gear 23, and two second shaft sleeves 25 are rotatably installed on the surface of the second rotating rod 24, and the bottoms of the second shaft sleeves 25 are fixedly installed with a second fixed head 26, and the bottoms of the second fixed heads 26 are fixedly connected to the beam body 1, and a hand wheel 27 is fixedly installed at one end of the second rotating rod 24.

[0020] The operator drives the second rotating rod 24 to rotate along the inside of the two second shaft sleeves 25 through the hand wheel 27. When the second rotating rod 24 rotates, the first bevel gear 22 is driven to rotate through the second bevel gear 23. The first bevel gear 22 drives the two first rotating rods 19 to rotate along the inside of the two first shaft sleeves 20. When the two first rotating rods 19 rotate, they both drive the worm 16 to rotate along the shaft seat 17. When the worm 16 rotates, it drives the shaft rod 14 to rotate through the worm gear 15. When the shaft rod 14 rotates, it drives the gear 13 to rotate. When the gear 13 rotates, it drives the two movable arms 7 to move backward through the cooperation of the tooth groove 12. When the movable arm 7 moves backward, it drives the limit plate 8 to move. When the limit plate 8 moves, it drives the slider 10 to slide along the inside of the slide groove 11 through the fixed block 9, which increases the stability during movement. When the two movable arms 7 move backward, they drive the connecting head 6 to extend outward through the mounting head 5, so that the lifting length can be adjusted.

Claims

1. An adjustable rigging, comprising a crossbeam body (1), characterized in that: A mounting frame (2) is fixedly mounted in the middle of the top of the crossbeam body (1), a pull ring (3) is fixedly mounted on the top of the mounting frame (2), openings (4) are provided on both sides of the top of the crossbeam body (1), a length adjustment component is provided between the interior of the crossbeam body (1) and the top of the crossbeam body (1), mounting heads (5) are fixedly mounted at both ends of the length adjustment component, and connecting heads (6) are fixedly mounted at the ends of the two mounting heads (5) that are away from each other.

2. An adjustable rigging according to claim 1, characterized in that: The length adjustment component comprises two movable arms (7), the two movable arms (7) are symmetrically and movably mounted inside the cross beam body (1), the ends of the two movable arms (7) that are away from each other are fixedly connected to the two mounting heads (5) respectively, the ends of the two movable arms (7) that are close to each other are fixedly mounted with a limit plate (8), the upper sides of the two movable arms (7) are provided with a plurality of tooth grooves (12), the upper and lower sides of the two limit plates (8) are fixedly mounted with fixed blocks (9), the ends of the fixed blocks (9) that are away from the limit plates (8) are fixedly mounted with sliders (10), the upper and lower inner walls of the cross beam body (1) are provided with slide grooves (11), and the four sliders (10) are respectively mounted inside the two slide grooves (11).

3. An adjustable rigging according to claim 2, characterized in that: The upper sides of the two movable arms (7) are meshedly connected with gears (13) through tooth grooves (12), and a shaft (14) is fixedly installed in the middle of the gear (13). The two ends of the two shafts (14) are respectively rotatably connected to the inside of the two openings (4), and a worm wheel (15) is fixedly installed on one side of the surface of the two shafts (14). The upper side of the worm wheel (15) is meshedly connected with a worm (16), and the ends of the two worms (16) away from each other are rotatably installed with a shaft seat (17), and the sides of the two shaft seats (17) away from each other are fixedly installed with a positioning plate (18), and the bottoms of the two positioning plates (18) are fixedly connected to the top of the crossbeam body (1).

4. An adjustable rigging according to claim 3, characterized in that: A first rotating rod (19) is fixedly mounted on one end of the two worm gears (16) close to each other, a first shaft sleeve (20) is rotatably mounted on the surface of the two first rotating rods (19), a first fixed head (21) is fixedly mounted on the bottom of the first shaft sleeve (20), and the bottom of the first fixed head (21) is fixedly connected to the cross beam body (1), a first bevel gear (22) is fixedly mounted between the ends of the two first rotating rods (19) close to each other, a second bevel gear (23) is meshingly connected to one side of the first bevel gear (22), a second rotating rod (24) is fixedly mounted on one side of the second bevel gear (23), two second shaft sleeves (25) are rotatably mounted on the surface of the second rotating rod (24), a second fixed head (26) is fixedly mounted on the bottom of the second shaft sleeve (25), and the bottom of the second fixed head (26) is fixedly connected to the cross beam body (1), and a hand wheel (27) is fixedly mounted on one end of the second rotating rod (24).

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