Hoisting structure of building crane

Abstract

The utility model discloses a building crane hoisting structure which comprises a hoisting frame, a moving plate, a steel sheet strip and a rotating plate, baffles are arranged at the front end and the rear end of the hoisting frame, a supporting frame is arranged above the hoisting frame and fixedly connected to the hoisting frame, the moving plate is arranged in the middle of the hoisting frame, the rotating plate is arranged above the moving plate, and the steel sheet strip is arranged on the rotating plate. Wherein the front end of the rotating plate is hinged to the front end of the moving plate, the upper surface of the rear end of the rotating plate is fixedly connected with a left steel wire rope and a right steel wire rope, the left side and the right side of the moving plate are fixedly connected with sliding blocks, the upper ends of the sliding blocks are fixedly connected with steel sheet strips, and sliding grooves are formed in the inner walls of the left side and the right side of the hoisting frame; second grooves are formed in the inner surfaces of the front side and the rear side of each sliding groove, the steel sheet strips are clamped in the second grooves, steel tape bodies are arranged above the sliding grooves, clockwork springs are arranged in the steel tape bodies and fixedly connected with the upper ends of the steel sheet strips, and first grooves are formed in the left side and the right side of the baffle.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a hoisting structure of a construction crane. Background Art

[0002] A crane is a multi-action lifting machine that can lift heavy objects vertically and carry them horizontally within a certain range. It is also called an overhead crane, overhead crane, or crane.

[0003] The prior art can hoist materials through the hoisting structure of a construction crane, but the prior art hoisting structure is not convenient for quick unloading, and the unloading height of the hoisting frame is not easy to adjust after the hoisting frame lands. Therefore, those skilled in the art provide a hoisting structure of a construction crane to solve the problems raised in the above background technology. Summary of the invention

[0004] The purpose of the utility model is to provide a construction crane hoisting structure to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The lifting mechanism is a kind of lifting mechanism, and its lifting mechanism is a kind of lifting mechanism, and its lifting mechanism is a kind of lifting mechanism, and its lifting mechanism is a kind of lifting mechanism of lifting mechanism, and its lifting mechanism is a kind of lifting mechanism of lifting mechanism, and its lifting mechanism is a kind of lifting mechanism of lifting mechanism.

[0007] As a further solution of the utility model: a first servo motor is arranged inside the support frame, a main rotating shaft is arranged at the front end of the first servo motor, an auxiliary rotating shaft is arranged on the right side of the main rotating shaft, wherein the auxiliary rotating shaft is rotatably connected to the support frame, a first main pulley is fixedly connected to the main rotating shaft, and a first auxiliary pulley is fixedly connected to the auxiliary rotating shaft.

[0008] As a further solution of the utility model: a first belt is arranged on the first main pulley, wherein one end of the first belt is wound around the first main pulley, and the other end is wound around the first auxiliary pulley, and rope drums are arranged in front of the first main pulley and the first auxiliary pulley, wherein the rope drums are respectively fixedly connected to the main rotating shaft and the auxiliary rotating shaft, and the rope drums are fixedly connected to the upper end of the wire rope.

[0009] As a further solution of the utility model: a second servo motor is arranged inside the lower end of the lifting frame, a main threaded rod is arranged at the upper end of the second servo motor, an auxiliary threaded rod is arranged on the right side of the main threaded rod, the main threaded rod and the auxiliary threaded rod are both rotatably connected to the lifting frame, and the sliders are respectively threadedly connected to the main threaded rod and the auxiliary threaded rod.

[0010] As a further solution of the utility model: a second main pulley is fixedly connected to the main threaded rod, a second auxiliary pulley is fixedly connected to the auxiliary threaded rod, a second belt is arranged on the second main pulley, one end of the second belt is wound around the second main pulley, and the other end is wound around the second auxiliary pulley, a controller is electrically connected to the left side of the lifting frame, and locking universal wheels are arranged at the four corners of the lower end of the lifting frame.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. When unloading, the materials at the front and rear ends can be unloaded manually first, and then the front and rear baffles can be removed, and the first servo motor can be started to drive the main rotating shaft to rotate, and the main rotating shaft drives the first main pulley to rotate, and the first main pulley drives the first belt and the first auxiliary pulley to rotate, and the first auxiliary pulley drives the auxiliary rotating shaft to rotate, and the main rotating shaft and the auxiliary rotating shaft drive the rope drum to rotate, and the wire rope will be wound around the rope drum, so that the wire rope pulls the rear end of the rotating plate to move upward, and the rotating plate will become inclined, and the material on the rotating plate will continue to slide down, so that it is convenient to unload the material in the lifting frame.

[0013] 2. Starting the second servo motor can drive the main threaded rod to rotate, the main threaded rod drives the second main pulley to rotate, the second main pulley drives the second belt to rotate, the second belt drives the second auxiliary pulley to rotate, the second auxiliary pulley drives the auxiliary threaded rod to rotate, the main threaded rod and the auxiliary threaded rod drive the slider to move, the slider drives the movable plate to move up and down, the movable plate drives the material to move up and down, so as to facilitate the adjustment of the unloading height of the lifting frame and facilitate unloading.

[0014] 3. When the slider moves up and down, it will pull the steel strip up and down, and the steel strip will block the chute to prevent the material from entering the chute and affecting the operation of the machine. The clockwork spring can realize the retraction and release of the steel strip. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1The figure is a schematic diagram of the structure of a construction crane hoisting structure.

[0016] Figure 2 The present invention is a structural schematic diagram of a moving plate and a rotating plate in a hoisting structure of a construction crane.

[0017] Figure 3 The present invention is a structural schematic diagram of a slideway and a first groove in a hoisting structure of a construction crane.

[0018] Figure 4 The diagram is a schematic diagram of the structure of a clockwork spring in a hoisting structure of a construction crane.

[0019] Figure 5 The present invention is a structural schematic diagram of a support frame and a first servo motor in a hoisting structure of a construction crane.

[0020] Figure 6 The figure is a schematic diagram of the structure of a second servo motor in a hoisting structure of a construction crane.

[0021] In the figure: 1-hoisting frame, 2-controller, 3-locking universal wheel, 4-baffle, 5-support frame, 6-movable plate, 7-rotating plate, 8-steel strip, 9-slider, 10-steel wire rope, 11-first servo motor, 12-main rotating shaft, 13-first main pulley, 14-rope drum, 15-first belt, 16-auxiliary rotating shaft, 17-first auxiliary pulley, 18-first groove, 19-slide groove, 20-second groove, 21-second servo motor, 22-main threaded rod, 23-auxiliary threaded rod, 24-second main pulley, 25-second auxiliary pulley, 26-second belt, 27-spring spring, 28-steel tape measure body. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with the specific implementation methods. In the description of the utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense, for example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be a connection between the two elements. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0023] See also Figures 1 to 6In the embodiment of the utility model, a construction crane hoisting structure includes a hoisting frame 1, a moving plate 6, a steel strip 8 and a rotating plate 7, wherein baffles 4 are arranged at both ends of the hoisting frame 1, a support frame 5 is arranged above the hoisting frame 1, wherein the support frame 5 is fixedly connected to the hoisting frame 1, a moving plate 6 is arranged in the middle of the hoisting frame 1, a rotating plate 7 is arranged above the moving plate 6, wherein the front end of the rotating plate 7 is hingedly connected to the front end of the moving plate 6, and the upper surface of the rear end of the rotating plate 7 is fixedly connected to two groups of left and right steel wire ropes 10, the left and right sides of the moving plate 6 are fixedly connected to sliders 9, the upper end of the sliders 9 is fixedly connected to the steel strip 8, and the inner walls of the left and right sides of the hoisting frame 1 are provided with slide grooves 19, wherein The slider 9 is clamped in the slide groove 19, and the inner surfaces of the front and rear sides of the slide groove 19 are both provided with second grooves 20, wherein the steel strip 8 is clamped in the second groove 20, and a steel tape measure body 28 is provided above the slide groove 19, and a spring spring 27 is provided inside the steel tape measure body 28, wherein the spring spring 27 is fixedly connected to the upper end of the steel strip 8, and the baffle 4 is provided with first grooves 18 on both sides, wherein the first groove 18 is provided on the hanging frame 1, and the baffle 4 is clamped in the first groove 18, and a first servo motor 11 is provided inside the support frame 5, and a main rotating shaft 12 is provided at the front end of the first servo motor 11, and an auxiliary rotating shaft 16 is provided on the right side of the main rotating shaft 12. The auxiliary rotating shaft 16 is rotatably connected to the support frame 5, the main rotating shaft 12 is fixedly connected with the first main pulley 13, the auxiliary rotating shaft 16 is fixedly connected with the first auxiliary pulley 17, the first main pulley 13 is provided with a first belt 15, wherein one end of the first belt 15 is wound around the first main pulley 13, and the other end is wound around the first auxiliary pulley 17, a rope drum 14 is provided in front of the first main pulley 13 and the first auxiliary pulley 17, wherein the rope drum 14 is respectively fixedly connected to the main rotating shaft 12 and the auxiliary rotating shaft 16, and the rope drum 14 is fixedly connected to the upper end of the wire rope 10, and a second servo motor 21 is provided inside the lower end of the hoisting frame 1, and the second servo motor 21 A main threaded rod 22 is provided at the upper end, and an auxiliary threaded rod 23 is provided on the right side of the main threaded rod 22. The main threaded rod 22 and the auxiliary threaded rod 23 are both rotatably connected to the hanging frame 1, and the slider 9 is threadedly connected to the main threaded rod 22 and the auxiliary threaded rod 23 respectively. A second main pulley 24 is fixedly connected to the main threaded rod 22, and a second auxiliary pulley 25 is fixedly connected to the auxiliary threaded rod 23. A second belt 26 is provided on the second main pulley 24, wherein one end of the second belt 26 is wound around the second main pulley 24, and the other end is wound around the second auxiliary pulley 25. A controller 2 is electrically connected to the left side of the hanging frame 1, and locking universal wheels 3 are provided at the four corners at the lower end of the hanging frame 1.

[0024] The working principle of the utility model is as follows: when unloading, the materials at the front and rear ends can be manually unloaded first, and then the front and rear baffles 4 are removed, and the first servo motor 11 is started to drive the main rotating shaft 12 to rotate, the main rotating shaft 12 drives the first main pulley 13 to rotate, the first main pulley 13 drives the first belt 15 and the first auxiliary pulley 17 to rotate, the first auxiliary pulley 17 drives the auxiliary rotating shaft 16 to rotate, the main rotating shaft 12 and the auxiliary rotating shaft 16 drive the rope drum 14 to rotate, the wire rope 10 will be wound around the rope drum 14, and then the wire rope 10 pulls the rear end of the rotating plate 7 to move upward, the rotating plate 7 will become inclined, and the materials on the rotating plate 7 will continue to slide down, so that it is convenient to load the materials in the lifting frame 1. The material is unloaded, wherein starting the second servo motor 21 can drive the main threaded rod 22 to rotate, the main threaded rod 22 drives the second main pulley 24 to rotate, the second main pulley 24 drives the second belt 26 to rotate, the second belt 26 drives the second auxiliary pulley 25 to rotate, the second auxiliary pulley 25 drives the auxiliary threaded rod 23 to rotate, the main threaded rod 22 and the auxiliary threaded rod 23 drive the slider 9 to move, the slider 9 drives the moving plate 6 to move up and down, the moving plate 6 drives the material to move up and down, thereby facilitating the adjustment of the unloading height of the lifting frame 1 and facilitating unloading. In addition, the slider 9 will pull the steel strip 8 up and down when moving up and down, and the steel strip 8 will block the chute 19 to prevent the material from entering the chute 19 and affecting the operation of the machine.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A construction crane hoisting structure, comprising a hoisting frame (1), a movable plate (6), a steel strip (8) and a rotating plate (7), characterized in that: The hoisting frame (1) is provided with baffles (4) at both the front and rear ends, a support frame (5) is provided above the hoisting frame (1), wherein the support frame (5) is fixedly connected to the hoisting frame (1), a moving plate (6) is provided in the middle of the hoisting frame (1), a rotating plate (7) is provided above the moving plate (6), wherein the front end of the rotating plate (7) is hingedly connected to the front end of the moving plate (6), and the upper surface of the rear end of the rotating plate (7) is fixedly connected to two groups of left and right steel wire ropes (10), and the left and right sides of the moving plate (6) are fixedly connected to sliders (9), and the sliders ( 9) is fixedly connected to the upper end of a steel strip (8), and slide grooves (19) are provided on the inner walls on the left and right sides of the hanging frame (1), wherein the slider (9) is clamped in the slide groove (19), and the inner surfaces on the front and rear sides of the slide groove (19) are provided with second grooves (20), wherein the steel strip (8) is clamped in the second groove (20), and a steel tape measure body (28) is provided above the slide groove (19), and a spring spring (27) is provided inside the steel tape measure body (28), wherein the spring spring (27) is fixedly connected to the upper end of the steel strip (8).

2. A construction crane hoisting structure according to claim 1, characterized in that: The baffle plate (4) is provided with first grooves (18) on both left and right sides, wherein the first groove (18) is provided on the hanging frame (1), and the baffle plate (4) is clamped in the first groove (18).

3. A construction crane hoisting structure according to claim 1, characterized in that: A first servo motor (11) is arranged inside the support frame (5), and a main rotating shaft (12) is arranged at the front end of the first servo motor (11).

4. A construction crane hoisting structure according to claim 3, characterized in that: An auxiliary rotating shaft (16) is arranged on the right side of the main rotating shaft (12), wherein the auxiliary rotating shaft (16) is rotatably connected to the support frame (5), the main rotating shaft (12) is fixedly connected to a first main belt pulley (13), and the auxiliary rotating shaft (16) is fixedly connected to a first auxiliary belt pulley (17).

5. A construction crane hoisting structure according to claim 4, characterized in that: The first main belt pulley (13) is provided with a first belt (15), wherein one end of the first belt (15) is wound around the first main belt pulley (13), and the other end is wound around the first auxiliary belt pulley (17).

6. A construction crane hoisting structure according to claim 4, characterized in that: A rope drum (14) is provided in front of the first main pulley (13) and the first auxiliary pulley (17), wherein the rope drum (14) is respectively fixedly connected to the main rotating shaft (12) and the auxiliary rotating shaft (16), and the rope drum (14) is fixedly connected to the upper end of the steel wire rope (10).

7. A construction crane hoisting structure according to claim 1, characterized in that: A second servo motor (21) is arranged inside the lower end of the hanging frame (1), a main threaded rod (22) is arranged at the upper end of the second servo motor (21), and an auxiliary threaded rod (23) is arranged on the right side of the main threaded rod (22).

8. A construction crane hoisting structure according to claim 7, characterized in that: The main threaded rod (22) and the auxiliary threaded rod (23) are both rotatably connected to the hanging frame (1), and the slider (9) is threadedly connected to the main threaded rod (22) and the auxiliary threaded rod (23), respectively; the main threaded rod (22) is fixedly connected to a second main belt pulley (24), and the auxiliary threaded rod (23) is fixedly connected to a second auxiliary belt pulley (25).

9. A construction crane hoisting structure according to claim 8, characterized in that: The second main belt pulley (24) is provided with a second belt (26), wherein one end of the second belt (26) is wound around the second main belt pulley (24) and the other end is wound around the second auxiliary belt pulley (25).

10. A construction crane hoisting structure according to claim 1, characterized in that: The left side of the hanging frame (1) is electrically connected to a controller (2), and locking universal wheels (3) are provided at four corners at the lower end of the hanging frame (1).

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