CN219341553U - Steel reinforced concrete structure dismantling and lifting mechanism - Google Patents

Abstract

The utility model discloses a steel-concrete structure dismantling and hoisting mechanism, comprising a chassis, the lower end of the chassis is fixedly connected with several bottom rods, the upper end of the chassis is rotatably connected with a rotating shaft, and the rotating shaft is fixedly connected with a support rod , the upper end of the support rod is fixedly connected with a fall prevention structure, the upper end of the support rod is rotatably connected with a telescopic outer rod, and the end of the telescopic outer rod far away from the support rod is slidably connected with a telescopic inner rod, and the support rod is far away from the telescopic outer rod A mounting plate is fixedly connected to one end of the mounting plate, a motor is fixedly connected to the upper end of the mounting plate, an unwinding wheel is fixedly connected to the output end of the motor, and a rope is wound outside the unwinding wheel. The utility model can prevent the basket of goods from falling down quickly and injuring workers when the motor is powered off through the anti-fall structure.

Description

A steel-concrete structure demolition hoisting mechanism

technical field

The utility model relates to the field of construction equipment, in particular to a steel-concrete structure removal and hoisting mechanism.

Background technique

The steel-concrete structure refers to the mixed structure of section steel and reinforced concrete. In this structure, the steel bar bears tension and the concrete bears pressure. It has the advantages of firmness, durability, and good fire resistance. The steel-concrete structure is relatively tightly combined. Generally, the demolished waste is heavy and needs to be transported by a crane. However, the existing small cranes have a simple structure and no fall prevention measures. If the motor is powered off, the heavy objects will fall quickly and hurt workers.

Utility model content

The technical problem to be solved by the utility model is that the existing crane lacks anti-falling measures, which is easy to cause injury.

In order to solve the above technical problems, a technical solution adopted by the utility model is to provide a steel-concrete structure dismantling and hoisting mechanism, including a chassis, the lower end of the chassis is fixedly connected with several bottom bars, and the upper end of the chassis is rotatably connected with a rotating shaft, the rotating shaft is fixedly connected with a support rod, the upper end of the support rod is fixedly connected with a fall prevention structure, the upper end of the support rod is rotatably connected with a telescopic outer rod, and the telescopic outer rod slides away from the end of the support rod The telescopic inner rod is connected, the end of the support rod away from the telescopic outer rod is fixedly connected with a mounting plate, the upper end of the mounting plate is fixedly connected with a motor, and the output end of the motor is fixedly connected with an unwinding wheel, and the outer end of the unwinding wheel Wrapped with rope.

Through the above technical solution, it is possible to avoid damage caused by the rapid descent of the basket when the motor is powered off.

The utility model is further provided that the upper end of the rotating shaft is fixedly connected with a fixed rod, the upper end of the fixed rod is rotatably connected with a hydraulic rod, and the end of the hydraulic rod far away from the fixed rod is rotatably connected with a telescopic outer rod.

Through the above technical scheme, the hydraulic rod can lift the telescopic rod to carry out hoisting work.

The utility model is further provided that the end of the telescopic inner rod far away from the telescopic outer rod is rotatably connected with a diverting pulley, the diverting pulley is wound with a rope, and the end of the rope far away from the unwinding wheel is fixedly connected with a basket.

Through the above technical scheme, the disassembled steel-concrete waste can be placed in the storage basket.

The utility model is further configured as follows: the bottom bar is connected with a universal wheel for rotation, the end of the bottom bar away from the chassis is threadedly connected with a threaded rod, and the upper end of the threaded rod is fixedly connected with a knob, and the threaded rod is far away from the knob One end of one end is fixedly connected with a foot pad, and the foot pad is made of rubber.

Through the above technical proposal, the threaded rod can be turned by the knob, so that the foot pad can be moved down, and the bottom can be propped up to avoid movement.

The utility model is further provided that the anti-falling structure includes a pair of side plates, a pair of side plates are provided with a first groove, and a fixed shaft is fixedly connected in the first groove, and the side plate A second groove is opened near the first groove.

Through the above-mentioned technical scheme, the slide block can be blocked, so as to avoid the rapid descent of the rope.

The utility model is further provided that the fixed shaft is connected with an anti-fall pulley through rotation, and a through hole is opened on the anti-fall pulley, and a through hole is connected with the fixed shaft through rotation.

The utility model is further set as that both ends of the anti-falling pulley are provided with a plurality of third grooves, a tension spring is fixedly connected in the third groove, and a sliding spring is fixedly connected at the end of the tension spring away from the through hole. block, and the sliding block is slidably connected with the third groove.

Through the above technical scheme, the anti-fall pulley can throw out the slider when it rotates rapidly, so that the slider is stuck in the second groove, preventing the anti-fall pulley from continuing to rotate, and the rope stops moving at the same time.

The utility model is further configured that a rope is wound around the anti-fall pulley, and both ends of the anti-fall pulley are provided with baffles.

Through the above technical proposal, it is possible to prevent the rope from falling off from the anti-fall pulley.

The beneficial effects of the utility model are as follows:

In the utility model, an anti-fall structure is installed on the top of the support rod, and the rope is wound on the anti-fall pulley. The falling pulley rotates rapidly, and the slider moves outward under the action of centrifugal force, and is stuck in the second groove, so that the rope stops moving. When the rotation stops, the slider retracts under the action of the tension spring, so that the rope can continue to move. In this way, the basket of goods can be slowly descended, so as not to injure workers by falling rapidly.

Description of drawings

Fig. 1 is the overall structural diagram of the utility model;

Fig. 2 is a part diagram of the side plate of the anti-fall structure of the present invention;

Fig. 3 is a part diagram of the anti-fall pulley of the present invention.

In the figure: 1, chassis; 2, bottom rod; 3, universal wheel; 4, threaded rod; 5, knob; 6, foot pad; 7, rotating shaft; 8, support rod; 9, anti-fall structure; Side plate; 92, fixed shaft; 93, first groove; 94, second groove; 95, anti-fall pulley; 96, through hole; 97, third groove; 98, extension spring; 99, slide block; 10. Telescopic outer rod; 11. Telescopic inner rod; 12. Turning pulley; 13. Fixed rod; 14. Hydraulic rod; 15. Mounting plate; 16. Motor; 17. Unwinding wheel; 18. Rope; 19. Storage basket.

Detailed ways

The preferred embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and characteristics of the utility model can be more easily understood by those skilled in the art, so that the protection scope of the utility model can be defined more clearly .

Please refer to Fig. 1, Fig. 2 and Fig. 3, a kind of steel-concrete structure demolition hoisting mechanism comprises chassis 1, and the lower end of chassis 1 is fixedly connected with several bottom rods 2, and the upper end of chassis 1 is rotatably connected with rotating shaft 7, and on the rotating shaft 7 A support rod 8 is fixedly connected, the upper end of the support rod 8 is fixedly connected with a fall prevention structure 9, the upper end of the support rod 8 is rotatably connected with a telescopic outer rod 10, and the end of the telescopic outer rod 10 away from the support rod 8 is slidably connected with a telescopic inner rod 11 , one end of the support rod 8 away from the telescopic outer rod 10 is fixedly connected with a mounting plate 15, the upper end of the mounting plate 15 is fixedly connected with a motor 16, the output end of the motor 16 is fixedly connected with an unwinding wheel 17, and a rope is wound outside the unwinding wheel 17 18. The upper end of the rotating shaft 7 is fixedly connected with a fixed rod 13, and the upper end of the fixed rod 13 is rotatably connected with a hydraulic rod 14. The end of the hydraulic rod 14 away from the fixed rod 13 is rotatably connected with a telescopic outer rod 10, and the telescopic inner rod 11 is far away from the telescopic outer rod. One end of the rod 10 is connected with a steering pulley 12 in rotation, and a rope 18 is wound outside the steering pulley 12. The end of the rope 18 away from the unwinding wheel 17 is fixedly connected with a basket 19, and the bottom rod 2 is connected with a universal wheel 3 for rotation. The end of the rod 2 away from the chassis 1 is threadedly connected with a threaded rod 4, the upper end of the threaded rod 4 is fixedly connected with a knob 5, and the end of the threaded rod 4 away from the knob 5 is fixedly connected with a foot pad 6, which is made of rubber to prevent falling The structure 9 includes a pair of side plates 91, a first groove 93 is provided in the pair of side plates 91, a fixed shaft 92 is fixedly connected in the first groove 93, and a position close to the first groove 93 is provided in the side plate 91. The second groove 94, the fixed shaft 92 runs through and is connected with an anti-fall pulley 95, and the anti-fall pulley 95 is provided with a through hole 96, and the fixed shaft 92 is connected with a through hole 96 through and rotated, and the two ends of the anti-fall pulley 95 are all provided with A plurality of third grooves 97 are fixedly connected with extension springs 98 in the third grooves 97, and one end of the extension springs 98 away from the through hole 96 is fixedly connected with a slider 99, and the slider 99 is slidably connected with the third groove 97 to prevent A rope 18 is wound around the fall pulley 95, and baffle plates are arranged at both ends of the fall prevention pulley 95.

When the utility model is in use, the universal wheel 3 drives the whole body to move to the desired position, and the rotary knob 5 moves the threaded rod 4 downward, supports the foot pad 6, and fixes the whole body, and starts the hydraulic rod 14 to move the telescopic outer rod 10 Lift up, stretch out the telescopic inner rod 11, put the disassembled steel-concrete structure in the storage basket 19, start the motor 16 to drive the unwinding wheel 17 to shrink the rope 18, lift the weight, and rotate the rotating shaft 7 For transshipment, when the motor 16 is powered off, when the heavy object makes the basket 19 drop quickly and drives the rope 18 to move quickly, the rope 18 drives the anti-fall pulley 95 to rotate quickly, and the slide block 99 is outwards under the action of centrifugal force. Move, block the second groove 94, make the content basket 19 stop descending, slide block 99 is retracted under the effect of extension spring 98 at this moment, make anti-drop pulley 95 continue to rotate, and content basket 19 is descended, so Make the descending speed of content basket 19 be unlikely to be too fast, prevent from smashing and injuring the workman.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process conversion made by using the utility model specification and accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (8)

1. A steel-concrete structure removes a hoisting mechanism, comprising a chassis (1), characterized in that: the lower end of the chassis (1) is fixedly connected with some bottom bars (2), and the upper end of the chassis (1) is rotatably connected with Rotating shaft (7), said rotating shaft (7) is fixedly connected with support rod (8), and the upper end of said support rod (8) is fixedly connected with anti-falling structure (9), and said support rod (8) The upper end is rotatably connected with a telescopic outer rod (10), and one end of the telescopic outer rod (10) away from the support rod (8) is slidably connected with a telescopic inner rod (11), and the support rod (8) is far away from the end of the telescopic outer rod (10). One end is fixedly connected with a mounting plate (15), the upper end of the mounting plate (15) is fixedly connected with a motor (16), and the output end of the motor (16) is fixedly connected with an unwinding wheel (17). Rope (18) is wound outside the wheel (17). 2. A steel-concrete structure demolition and hoisting mechanism according to claim 1, characterized in that: the upper end of the rotating shaft (7) is fixedly connected with a fixed rod (13), and the upper end of the fixed rod (13) rotates A hydraulic rod (14) is connected, and one end of the hydraulic rod (14) away from the fixed rod (13) is rotatably connected with a telescopic outer rod (10). 3. A steel-concrete structure demolition and hoisting mechanism according to claim 1, characterized in that: the end of the telescopic inner rod (11) away from the telescopic outer rod (10) is rotatably connected to a diverting pulley (12), and the A rope (18) is wound around the diverting pulley (12), and the end of the rope (18) away from the unwinding wheel (17) is fixedly connected with a basket (19). 4. A steel-concrete structure demolition and hoisting mechanism according to claim 1, characterized in that: said bottom bar (2) is connected with a universal wheel (3) for rotation, and said bottom bar (2) is far away from the chassis ( One end of 1) is threadedly connected with a threaded rod (4), the upper end of the threaded rod (4) is fixedly connected with a knob (5), and the end of the threaded rod (4) away from the knob (5) is fixedly connected with a foot pad ( 6), the foot pad (6) is made of rubber. 5. A steel-concrete structure demolition and hoisting mechanism according to claim 1, characterized in that: the anti-fall structure (9) includes a pair of side plates (91), and a pair of side plates (91) each A first groove (93) is provided, and a fixed shaft (92) is fixedly connected in the first groove (93), and a second groove (94). 6. A steel-concrete structure demolition and hoisting mechanism according to claim 5, characterized in that: the fixed shaft (92) is connected with an anti-fall pulley (95) through and rotating, and the anti-fall pulley (95) is provided with a A through hole (96) is provided, and the fixed shaft (92) is connected with the through hole (96) through and in rotation. 7. A steel-concrete structure demolition and hoisting mechanism according to claim 6, characterized in that: both ends of the anti-fall pulley (95) are provided with a plurality of third grooves (97), and the third grooves An extension spring (98) is fixedly connected in the groove (97), and an end of the extension spring (98) away from the through hole (96) is fixedly connected with a slide block (99), and the slide block (99) and the third groove (97) slidingly connected to each other. 8. A steel-concrete structure demolition and hoisting mechanism according to claim 6, characterized in that: the anti-fall pulley (95) is wound with a rope (18), and both ends of the anti-fall pulley (95) are provided with There are bezels.

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