Anti-swing double-beam crane hoisting device

Abstract

The utility model discloses an anti-swing double-beam crane hoisting device which comprises a rack, a rolling assembly is fixedly connected to the middle of the bottom face of the rack, two steel wire ropes are wound in the rolling assembly, fixing rings are arranged at the bottom ends of the steel wire ropes, and the fixing rings are fixedly connected to the two ends of the top face of a mounting plate. A hook is fixedly connected to the middle of the bottom face of the mounting plate, a mounting frame is fixedly connected to the middles of the left side wall and the right side wall of the rack, a traction assembly is arranged on the side face of the mounting frame and connected with a connecting ring, the bottom end of the connecting ring is in threaded connection with a tension sensor, and the end, away from the connecting ring, of the tension sensor is hinged to the side face of the mounting plate. A limiting assembly is arranged at one end of the bottom face of the mounting plate. When the lifting appliance is used, goods are hung on the hook, the goods are prevented from swinging and unhooking during lifting through the limiting assembly, and when the goods swing during lifting, the traction assembly pulls the mounting plate, so that the swing of the goods is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a crane technical field, concretely is a kind of anti-swing double-beam crane hoisting device. BACKGROUND

[0002] Double-beam crane generally refers to double-beam bridge crane, double-beam crane is widely used in indoor and outdoor industrial and mining enterprises, steel chemical industry, railway transportation, port and wharf and logistics turnover department and place.

[0003] In the process of transferring large goods, horizontal and up-down position movement is inevitably needed, the goods have certain inertia when running, so that the crane is prone to sway during the process of transferring goods, which directly affects the transfer of goods and the service life of the machine, and the anti-swing structure of the crane is needed to stabilize the goods. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of anti-swing double-beam crane hoisting device to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: an anti-swing double-beam crane hoisting device, comprising a rack, a winding assembly is arranged in the middle of the bottom surface of the rack, two steel wires are connected to the winding assembly, a fixed ring is arranged at the bottom end of the steel wire, the fixed ring is fixedly connected to the top surface of the mounting plate at both ends, a hook is fixedly connected to the middle of the bottom surface of the mounting plate, a mounting bracket is fixedly connected to the middle of the left and right side walls of the rack, a traction assembly is arranged on the side surface of the mounting bracket, a connecting ring is connected to the traction assembly, a tension sensor is threadedly connected to the bottom end of the connecting ring, the tension sensor is hingedly connected to the side surface of the mounting plate away from the connecting ring, and a limiting assembly is arranged at one end of the bottom surface of the mounting plate.

[0006] Preferably, the winding assembly comprises a mounting box, a first motor is fixedly connected to the inner surface of the mounting box, a three-shaft speed reducer is fixedly connected to the output shaft of the first motor, the three-shaft speed reducer is fixedly connected to the middle of the inner surface of the mounting box, first winding wheels are fixedly connected to the output shafts at both ends of the three-shaft speed reducer, fixed supports are rotatably connected to one end of the first winding wheels away from the three-shaft speed reducer, and the fixed supports are fixedly connected to the inner surface of the mounting box at both ends, and the two steel wires are wound on the inner side of the first winding wheels.

[0007] Preferably, the traction assembly comprises a second motor, the second motor is fixedly connected to the side surface of the mounting bracket, a second winding wheel is fixedly connected to the output shaft of the second motor and penetrates the mounting bracket, the second winding wheel is rotatably connected to the inner side wall of the mounting bracket away from the second motor, a traction rope is wound on the inner side of the second winding wheel, and the connecting ring is arranged at the bottom end of the traction rope.

[0008] Preferably, the limiting assembly includes an electric telescopic rod, the electric telescopic rod is fixedly connected to the left end of the bottom surface of the mounting plate, and a plug rod is threadedly connected to the bottom end of the electric telescopic rod.

[0009] Preferably, a limiting hole is formed in the end of the hook, and the limiting hole has a diameter matching the diameter of the plug rod.

[0010] Preferably, a controller is fixedly connected to the front end of the bottom surface of the rack, and the controller is connected with the second motor and the tension sensor through wires.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、 the utility model discloses in using, and the goods hoisting produces swing to swing in one direction, and the tension sensor of the both ends of the mounting plate is different in the value of the tension received, and the tension sensor that the tension received is less than the preset range transmits the signal to the controller, and the controller starts the second motor of opposite direction, and the second motor drives the second winding wheel to rotate, makes the second winding wheel to the traction rope and is wound, and the traction rope is drawn to the mounting plate, and until the tension sensor of opposite direction reaches the preset range, and then the controller controls the reverse rotation of the second motor, thereby slowly releasing the traction rope, and the tension of two tension sensors is in the proper range, thereby reducing the swing of goods;

[0013] 2、 the utility model discloses in using, and the goods are hung in the hook, and the electric telescopic rod is started through the external industrial computer, and the electric telescopic rod drives the plug rod and extends, makes the plug rod insert into the limiting hole, avoids the goods and swing from the hook when hoisting. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the front structure schematic diagram of the utility model;

[0015] Figure 2 It is the winding assembly structure schematic diagram of the utility model;

[0016] Figure 3 It is the local structure schematic diagram of the utility model;

[0017] Figure 4 It is the traction assembly structure schematic diagram of the utility model.

[0018] In the figure: 1, rack; 2, winding assembly; 21, mounting box; 22, first motor; 23, three-shaft speed reducer; 24, first winding wheel; 25, fixed support; 3, steel wire rope; 4, fixed ring; 5, mounting plate; 6, hook; 7, mounting frame; 8, traction assembly; 81, second motor; 82, second winding wheel; 83, traction rope; 9, connecting ring; 10, tension sensor; 11, limiting assembly; 111, electric telescopic rod; 112, plug-in rod; 12, limiting hole; 13, controller. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a kind of anti-swing double-beam crane hoisting device, including rack 1, rack 1 is U-shaped, winding assembly 2 is installed in the bottom surface middle part of rack 1, steel wire rope 3 passes through winding assembly 2 and bottom end is set in the inner side of fixed ring 4 by rope buckle, fixed ring 4 is welded in the top surface both ends of mounting plate 5, hook 6 top end is threadedly connected in the bottom surface middle part of mounting plate 5, two mounting frames 7 are installed in the middle part of left and right side walls of rack 1 by bolt, mounting frame 7 is U-shaped, traction assembly 8 is installed in the side of mounting frame 7, connecting ring 9 bottom end is threadedly connected with tension sensor 10, tension sensor 10 is hinged in the side of mounting plate 5 by pin shaft away from the one end of connecting ring 9, limiting assembly 11 is installed in the bottom surface one end of mounting plate 5, limiting hole 12 is opened in the end of hook 6, the diameter of limiting hole 12 is consistent with the diameter of plug-in rod 112, controller 13 is installed in the bottom surface front end of rack 1 by bolt, controller 13 is connected with second motor 81 and tension sensor 10 by wire.

[0021] Winding assembly 2 includes mounting box 21, first motor 22 is installed in the inner surface of mounting box 21 by bolt, the input shaft of three-shaft speed reducer 23 is installed in the output shaft of first motor 22 by coupling, three-shaft speed reducer 23 is installed in the middle part of the inner surface of mounting box 21 by bolt, the output shaft of three-shaft speed reducer 23 both ends is provided with first winding wheel 24 by coupling, first winding wheel 24 is rotatably installed on the upper end of fixed support 25 by bearing away from three-shaft speed reducer 23 one end, two fixed supports 25 are installed in the inner surface both ends of mounting box 21 by bolt, two steel wire ropes 3 are wound and installed in the inner side of first winding wheel 24.

[0022] The traction assembly 8 comprises a second motor 81, the second motor 81 is a reduction motor, the second motor 81 is installed on the side of the mounting frame 7 through bolts, the output shaft of the second motor 81 penetrates the mounting frame 7, one end of the second winding wheel 82 is installed on the output shaft of the second motor 81 through a shaft coupling, the end of the second winding wheel 82 away from the second motor 81 is rotatably installed on the inner side wall of the mounting frame 7 through a bearing, the traction rope 83 is wound on the inner side of the second winding wheel 82, and the connecting ring 9 is sleeved on the bottom end of the traction rope 83 through a rope buckle.

[0023] The limiting assembly 11 comprises an electric telescopic rod 111, the electric telescopic rod 111 is installed on the bottom surface of the mounting plate 5 through bolts, and the plug rod 112 is threadedly connected to the telescopic end of the electric telescopic rod 111.

[0024] The first motor 22, the electric telescopic rod 111 and the controller 13 are connected with an external industrial computer through wires, the first motor 22 and the electric telescopic rod 111 are opened and closed through the external industrial computer, the first motor 22, the second motor 84, the tension sensor 10, the electric telescopic rod 111 and the controller 13 all belong to the prior art, and the specific structure, working principle and electrical connection relationship are not described here.

[0025] Principle: when the utility model is used, the rack 1 is installed at the bottom of the walking trolley of the crane through bolts, the goods are hung on the hook 6, the external industrial computer is started to drive the electric telescopic rod 11, the electric telescopic rod 111 drives the plug rod 112 to extend, so that the plug rod 112 is inserted into the limiting hole 12, the goods are prevented from swinging off the hook during hoisting, the external industrial computer is started to drive the first motor 22, the first motor 22 drives the first winding wheel 23 to rotate through a three-shaft speed reducer, so that the steel wire rope 2 is wound, and the hoisting of the goods is completed, when the goods swing in one direction during hoisting, the tension sensors 10 at both ends of the mounting plate 5 bear different tension values, the tension sensor 10 bearing tension smaller than a preset range transmits a signal to the controller 13, the controller 13 starts the second motor 81 in the opposite direction, the second motor 81 drives the second winding wheel 82 to rotate, so that the second winding wheel 82 winds the traction rope 83, the traction rope 83 pulls the mounting plate 5, until the tension sensor 10 in the opposite direction bears tension reaching the preset range, then the controller 13 controls the second motor 83 to rotate in the opposite direction, so as to slowly release the traction rope 83, so that the tension of the two tension sensors 10 is in a suitable range, thereby reducing the swing of the goods, the utility model has the advantages of convenient use and good use effect.

[0026] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A sway-proof double-beam crane hoisting device comprising a frame (1), characterized in that: The middle of the bottom surface of the rack (1) is provided with a winding assembly (2), the winding assembly (2) is connected with two steel wires (3), the bottom end of the steel wire (3) is provided with a fixed ring (4), the fixed ring (4) is fixedly connected at the top of the both ends of the mounting plate (5), the bottom of the mounting plate (5) is fixedly connected with a hook (6), the left and right side walls of the rack (1) are fixedly connected with a mounting frame (7), the side of the mounting frame (7) is provided with a traction assembly (8), the traction assembly (8) is connected with a connecting ring (9), the bottom end of the connecting ring (9) is threadedly connected with a tension sensor (10), the tension sensor (10) is hinged to the side of the mounting plate (5) away from the connecting ring (9), and the bottom of the mounting plate (5) is provided with a limiting assembly (11).

2. A sway prevention dual beam crane hoisting arrangement according to claim 1 characterised in that: The winding assembly (2) comprises a mounting box (21), the inner surface of the mounting box (21) is fixedly connected with a first motor (22), the output shaft of the first motor (22) is fixedly connected with a three-axis speed reducer (23), the three-axis speed reducer (23) is fixedly connected to the inner surface of the mounting box (21), the output shafts at both ends of the three-axis speed reducer (23) are fixedly connected with first winding wheels (24), the first winding wheels (24) are rotatably connected with fixed supports (25) away from the three-axis speed reducer (23), the fixed supports (25) are fixedly connected to the inner surface of the mounting box (21), and the two steel wires (3) are wound on the inner side of the first winding wheel (24).

3. A sway prevention dual beam crane hoisting arrangement according to claim 1 characterised in that: The traction assembly (8) comprises a second motor (81), the second motor (81) is fixedly connected to the side of the mounting frame (7), the output shaft of the second motor (81) penetrates the mounting frame (7) and is fixedly connected with a second winding wheel (82), the second winding wheel (82) is rotatably connected to the inner side wall of the mounting frame (7) away from the second motor (81), the inner side of the second winding wheel (82) is wound with a traction rope (83), and the connecting ring (9) is arranged at the bottom end of the traction rope (83).

4. A sway prevention dual beam crane hoisting arrangement according to claim 1 characterised in that: The limiting assembly (11) comprises an electric telescopic rod (111), the electric telescopic rod (111) is fixedly connected to the left end of the bottom surface of the mounting plate (5), and the bottom end of the electric telescopic rod (111) is threadedly connected with a plug rod (112).

5. A sway prevention dual beam crane hoisting arrangement according to claim 1 characterised in that: The hook (6) is provided with a limiting hole (12) at the terminal end, and the hole diameter of the limiting hole (12) is matched with the diameter of the plug rod (112).

6. A sway prevention dual beam crane hoisting arrangement according to claim 1 characterised in that: The bottom surface of the rack (1) is fixedly connected with a controller (13), and the controller (13) is connected with the second motor (81) and the tension sensor (10) through wires.

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