Lightweight steel wire rope hoisting piece

Abstract

The utility model provides a light-weight steel wire rope hoisting piece, which relates to the technical field of cranes and comprises an adjusting seat, a winch arranged at the lower end of the adjusting seat, an assembling groove arranged at the upper end of the adjusting seat, four track wheels arranged in the assembling groove, damping rods arranged in the track wheels in a penetrating manner, and the damping rods penetrate through the adjusting seat and are in sliding connection with the track wheels and the adjusting seat. At least two transmission rods are arranged on the left side and the right side of the adjusting base in a sliding mode, wedge type side pressing pieces used for pushing the two transmission rods into the adjusting base are arranged at the front end and the rear end of the adjusting base, positioning plates are arranged on the left side and the right side of the adjusting base, and the damping rods are fixedly connected to the upper ends of the positioning plates. When an object is lifted, the wedge type side pressing piece pushes the two transmission rods into the adjusting seat, the distance between the positioning plate and the adjusting seat is reduced, the damping rod fixed to the positioning plate is close to the hanger rail, then the hanger rail is clamped, the resistance between the rail wheel and the hanger rail is increased, the adjusting seat is prevented from moving after being static, and the object lifting stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a crane technical field especially relates to a lightweight steel wire rope hoisting piece. BACKGROUND

[0002] Steel wire rope hoist is a kind of small hoisting equipment steel wire rope hoist, with compact structure, light weight, small volume, strong universality of spare parts, easy operation and other advantages.Steel wire rope hoist processing process, beam part is assembled by various sheet materials and is welded, the whole material specification is changeable, the blanking quantity is also much, and the assembly process is time-consuming and difficult, so steel wire rope hoist needs to be well lightweight treatment.

[0003] Such as the Chinese patent with application No. CN202120039951.5, discloses a kind of electric hoist, including mobile seat and setting in mobile seat lifting device, lifting device includes shell and setting in shell lifting assembly;Shell is equipped with mounting plate, mounting plate is opened at least two mounting holes;Every mounting hole is equipped with the locking bolt for fixing mounting plate on mobile seat. The technical scheme is fixed on mobile seat by setting mounting plate, mobile seat and locking bolt, so that the installation of electric hoist has the effect of better stability. But due to the movement of mobile seat is mainly realized by the travel of roller on track, when hoisting heavy equipment, mobile seat is stopped in the process of travel, due to inertia, mobile seat will appear on track, affect equipment hoisting stability. UTILITY MODEL CONTENTS

[0004] For the above problems, the utility model provides a kind of lightweight steel wire rope hoisting piece, the inclined wedge type side pressure piece on the hoisting piece will push two transmission rods into adjusting seat, the spacing between positioning plate and adjusting seat is reduced, and the damping rod fixed with positioning plate will also be close to the direction of suspension rail, in turn, the suspension rail is clamped, increase the resistance between track wheel and suspension rail, prevent adjusting seat from moving after static, improve object hoisting stability.

[0005] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: a kind of lightweight steel wire rope hoisting piece, including adjusting seat, adjusting seat lower end is equipped with winch, adjusting seat upper end is opened with assembly slot, four track wheels are arranged in assembly slot, and track wheel is rotatably connected to the inner side of assembly slot;

[0006] Damping rod is arranged in track wheel, damping rod passes through adjusting seat and is slidably connected with track wheel and adjusting seat, at least two transmission rods are slidably arranged on the left and right sides of adjusting seat, and inclined wedge type side pressure piece is arranged on the front and rear ends of adjusting seat for pushing two transmission rods into adjusting seat.

[0007] The left and right sides of the adjusting seat are provided with positioning plates, the damping rod is fixedly connected to the upper end of the positioning plate, the transmission rod is fixedly connected to the lower end of the damping rod, and the positioning plate is provided with an elastic supporting piece between the adjusting seat.

[0008] Further improvement lies in that the adjusting seat is fixedly connected with a motor on the outside, the adjusting seat is rotatably connected with a driving gear on the inside, the output end of the motor is fixedly connected with the driving gear, the driving gear is arranged between the two track wheels, the driving gear is engaged with a driven gear sleeved on the outside of the track wheel, and the driven gear is fixedly connected with the track wheel.

[0009] Further improvement lies in that the inclined wedge type side pressing piece comprises two groups of guide blocks and two groups of movable forks, the guide blocks are slidably arranged in the inside of the movable groove, the transmission rod penetrates into the movable groove and is fixedly connected with the guide blocks, the two groups of movable forks are arranged on the left and right sides of the two groups of guide blocks, the two ends of the guide blocks are fixedly connected with first inclined wedge pieces, the two ends of the movable forks are fixedly connected with second inclined wedge pieces, each first inclined wedge piece is slidably connected with each second inclined wedge piece, and the outside of the adjusting seat is provided with a power assembly for pushing the movable forks to move.

[0010] Further improvement lies in that the power assembly comprises two electric push rods, the two electric push rods are respectively installed at the left and right ends of the adjusting seat, and the output end of the electric push rod penetrates into the movable groove and is fixedly connected with the movable fork.

[0011] Further improvement lies in that the movable groove is provided with a guide rod, the guide rod penetrates through the two guide blocks, the guide rod is slidably connected with the guide blocks, and the guide rod is fixedly connected to the inside of the movable groove.

[0012] Further improvement lies in that the elastic supporting piece comprises a second spring and a first spring, the second spring is sleeved on the outside of the damping rod, the first spring is sleeved on the outside of the transmission rod, the second spring is fixedly connected between the positioning plate and the adjusting seat, and the first spring is fixedly connected between the positioning plate and the adjusting seat.

[0013] The inclined wedge type side pressing piece on the utility model can push the two transmission rods into the adjusting seat, the spacing between the positioning plate and the adjusting seat is reduced, the damping rod fixedly connected with the positioning plate also approaches the suspension rail direction, thereby clamping the suspension rail, increasing the resistance between the track wheel and the suspension rail, preventing the adjusting seat from moving after being static, and improving the object hoisting stability. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structural diagram of the adjusting seat in the utility model.

[0015] Figure 2 It is the structural diagram of the damping rod in the utility model.

[0016] Figure 3 It is the structural diagram of the movable groove in the utility model.

[0017] Wherein: 1, adjusting seat; 2, assembly groove; 3, positioning plate; 4, track wheel; 5, motor; 6, winch; 7, transmission rod; 8, first spring; 9, damping rod; 10, second spring; 11, driving gear; 12, driven gear; 13, movable slot; 14, guide block; 15, guide rod; 16, movable fork; 17, first inclined wedge; 18, second inclined wedge; 19, electric push rod. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the utility model, the utility model will be further described in the following embodiments, and the embodiments are only used to explain the utility model and do not constitute a limitation on the protection scope of the utility model.

[0019] According to Figure 1 , 2 , 3, the embodiment proposes a lightweight steel wire rope lifting piece, which comprises an adjusting seat 1, the lower end of the adjusting seat 1 is provided with a winch 6, the upper end of the adjusting seat 1 is provided with an assembly groove 2, four track wheels 4 are arranged in the assembly groove 2, and the track wheels 4 are rotatably connected to the inner side of the assembly groove 2.

[0020] The track wheels 4 are arranged in the track grooves arranged on both sides of the track, and the track wheels 4 are adjusted by sliding along the track grooves, so that the horizontal position of the winch 6 is adjusted.

[0021] The damping rod 9 penetrates the track wheels 4 and the adjusting seat 1 and is slidably connected with the track wheels 4 and the adjusting seat 1, at least two transmission rods 7 are slidably arranged on the left and right sides of the adjusting seat 1, and inclined wedge side pressing pieces are arranged at the front and rear ends of the adjusting seat 1 and used for pushing the two transmission rods 7 into the adjusting seat 1; the damping rod 9 penetrates the track wheels 4 and the adjusting seat 1 and can slide and rotate along the inner walls of the track wheels 4 and the adjusting seat 1.

[0022] The left and right sides of the adjusting seat 1 are provided with positioning plates 3, the damping rod 9 is fixedly connected to the upper end of the positioning plate 3, the transmission rod 7 is fixedly connected to the lower end of the damping rod 9, and an elastic supporting piece is arranged between the positioning plate 3 and the adjusting seat 1.

[0023] When the adjusting seat 1 stops moving, the inclined wedge side pressing pieces push the two transmission rods 7 into the adjusting seat 1, the distance between the positioning plate 3 and the adjusting seat 1 is reduced, the damping rod 9 fixedly connected to the positioning plate 3 also approaches the track, thereby clamping the track and increasing the resistance between the track wheels 4 and the track, so that the adjusting seat 1 is prevented from moving after being stationary, the stability of object hoisting is improved, and the positioning plate 3 is reset by the elastic supporting piece when the pushing force of the inclined wedge side pressing pieces disappears.

[0024] The track wheels 4 are controlled by a power device. Specifically, an electric machine 5 is fixedly connected to the outside of the adjusting seat 1, a driving gear 11 is rotatably connected to the inside of the adjusting seat 1, the output end of the electric machine 5 is fixedly connected with the driving gear 11, the driving gear 11 is arranged between the two track wheels 4, and the driving gear 11 is engaged with a driven gear 12 sleeved outside the track wheels 4, and the driven gear 12 is fixedly connected with the track wheels 4.

[0025] The electric machine 5 drives the driving gear 11 to rotate, the driving gear 11 is engaged with the driven gear 12 during rotation, and the driven gear 12 is driven to rotate. Since the track wheels 4 are fixedly connected with the driven gear 12, when the driven gear 12 rotates, the track wheels 4 also rotate, and the adjusting seat 1 is driven to walk on the overhead rail.

[0026] Regarding the inclined wedge type side pressure piece:

[0027] The inclined wedge type side pressure piece includes two groups of guide blocks 14 and two groups of movable forks 16. The guide blocks 14 are slidingly arranged in the inside of the movable groove 13, the transmission rod 7 penetrates into the movable groove 13 and is fixedly connected with the guide blocks 14, the two groups of movable forks 16 are arranged on the left and right sides of the two groups of guide blocks 14, the two ends of the guide blocks 14 are fixedly connected with first inclined wedge pieces 17, the two ends of the movable forks 16 are fixedly connected with second inclined wedge pieces 18, each first inclined wedge piece 17 is slidingly connected with each second inclined wedge piece 18, and the outside of the adjusting seat 1 is provided with a power assembly for driving the movable forks 16 to move.

[0028] The power assembly drives the two movable forks 16 to move towards the guide blocks 14, the second inclined wedge pieces 18 at the two ends of the movable forks 16 drive the guide blocks 14 along the inclined surfaces of the first inclined wedge pieces 17, so that the two guide blocks 14 move towards each other, and the guide blocks 14 drive the two positioning plates 3 to move towards each other through the transmission rod 7, and the positioning plates 3 drive the adjusting seat 1 to be limited by the damping rods 9. The inclined wedge transmission mode converts the horizontal force of the movable forks 16 into the vertical force of the guide blocks 14, and the inclined wedge transmission mode mainly concentrates the force at the matching position of the first inclined wedge pieces 17 and the second inclined wedge pieces 18, so that the support burden of the transmission rod 7 can be effectively reduced, and the long-term stable operation of the transmission rod 7 can be ensured.

[0029] Specifically, the power assembly includes two electric push rods 19, the two electric push rods 19 are respectively installed on the left and right ends of the adjusting seat 1, and the output end of the electric push rod 19 penetrates into the movable groove 13 and is fixedly connected with the movable fork 16. The sliding movement of the movable fork 16 is controlled by the electric push rod 19, which will not be described in detail here.

[0030] In order to improve the smoothness of the guide block 14 when sliding in the movable groove 13, a guide rod 15 is arranged in the movable groove 13, the guide rod 15 penetrates the two guide blocks 14, the guide rod 15 is in sliding connection with the guide block 14, and the guide rod 15 is fixedly connected to the inner side of the movable groove 13. When the guide block 14 slides in the movable groove 13, the guide block 14 will slide along the rod body of the guide rod 15, and the guide rod 15 guides the guide block 14 through cooperation with the guide block 14.

[0031] Regarding the elastic support:

[0032] The elastic support includes the second spring 10 and the first spring 8, the second spring 10 is sleeved outside the damping rod 9, the first spring 8 is sleeved outside the transmission rod 7, the second spring 10 is fixedly connected between the positioning plate 3 and the adjusting seat 1, and the first spring 8 is fixedly connected between the positioning plate 3 and the adjusting seat 1. The second spring 10 and the first spring 8 sleeved outside the damping rod 9 and the transmission rod 7 are used for supporting the positioning plate 3, when the positioning plate 3 approaches the adjusting seat 1, the second spring 10 and the first spring 8 will contract, and when the pulling force acting on the positioning plate 3 disappears, the positioning plate 3 will be reset under the pushing of the second spring 10 and the first spring 8.

[0033] When the light-weight steel wire rope lifting component is assembled, the hanging rail passes through the assembly groove 2, the track wheels 4 are arranged in the track grooves arranged on both sides of the hanging rail, the track wheels 4 are adjusted in the horizontal position by sliding along the track grooves, the hoist 6 hoists the product through the hook and the rope, when the adjusting seat 1 stops moving, the inclined wedge type side pressing piece pushes the two transmission rods 7 into the adjusting seat 1, the spacing between the positioning plate 3 and the adjusting seat 1 is reduced, the damping rod 9 fixed to the positioning plate 3 also approaches the direction of the hanging rail, thereby clamping the hanging rail and increasing the resistance between the track wheels 4 and the hanging rail, so that the adjusting seat 1 is prevented from moving when the adjusting seat 1 is static, and the stability of the object hoisting is improved, when the pushing force of the inclined wedge type side pressing piece disappears, the elastic support resets the positioning plate 3.

[0034] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A lightweight wire rope lifting component, comprising an adjusting seat (1), wherein a winch (6) is provided at the lower end of the adjusting seat (1), and an assembly groove (2) is provided at the upper end of the adjusting seat (1), wherein four track wheels (4) are provided in the assembly groove (2), and the track wheels (4) are rotatably connected to the inner side of the assembly groove (2), characterized in that: A damping rod (9) is provided through the track wheel (4). The damping rod (9) passes through the adjusting seat (1) and is slidably connected to the track wheel (4) and the adjusting seat (1). At least two transmission rods (7) are slidably provided on the left and right sides of the adjusting seat (1). The front and rear ends of the adjusting seat (1) are provided with inclined wedge-type side pressure members for pushing the two transmission rods (7) into the adjusting seat (1). The adjusting seat (1) is provided with positioning plates (3) on the left and right sides. The damping rod (9) is fixedly connected to the upper end of the positioning plate (3). The transmission rod (7) is fixedly connected to the lower end of the damping rod (9). An elastic support is provided between the positioning plate (3) and the adjusting seat (1).

2. The lightweight wire rope lifting component according to claim 1, characterized in that: A motor (5) is fixedly connected to the outside of the adjusting seat (1), and a drive gear (11) is rotatably connected to the inside of the adjusting seat (1). The output end of the motor (5) is fixedly connected to the drive gear (11). The drive gear (11) is placed between the two track wheels (4). The drive gear (11) meshes with the driven gear (12) sleeved on the outside of the track wheel (4). The driven gear (12) is fixedly connected to the track wheel (4).

3. The lightweight wire rope lifting component according to claim 1, characterized in that: The wedge-shaped side pressure member includes two sets of guide blocks (14) and two sets of movable forks (16). The guide blocks (14) are slidably disposed inside the movable groove (13). The transmission rod (7) passes through the movable groove (13) and is fixedly connected to the guide blocks (14). The two sets of movable forks (16) are disposed on the left and right sides of the two sets of guide blocks (14). The two ends of the guide blocks (14) are fixedly connected to the first wedge (17). The two ends of the movable forks (16) are fixedly connected to the second wedge (18). Each of the first wedges (17) is slidably connected to each of the second wedges (18). The outside of the adjusting seat (1) is provided with a power component for pushing the movable forks (16) to move.

4. A lightweight wire rope lifting component according to claim 3, characterized in that: The power assembly includes two electric push rods (19), which are respectively installed at the left and right ends of the adjustment seat (1). The output end of the electric push rod (19) passes into the movable slot (13) and is fixedly connected to the movable fork (16).

5. A lightweight wire rope lifting component according to claim 4, characterized in that: The movable groove (13) is provided with a guide rod (15), which passes through the two guide blocks (14). The guide rod (15) is slidably connected to the guide blocks (14), and the guide rod (15) is fixedly connected to the inside of the movable groove (13).

6. A lightweight wire rope lifting component according to claim 5, characterized in that: The elastic support includes a second spring (10) and a first spring (8). The second spring (10) is sleeved on the outside of the damping rod (9), and the first spring (8) is sleeved on the outside of the transmission rod (7). The second spring (10) is fixedly connected between the positioning plate (3) and the adjusting seat (1), and the first spring (8) is fixedly connected between the positioning plate (3) and the adjusting seat (1).

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