Hoisting positioning device for container crane

Abstract

The utility model relates to the technical field of container cranes, in particular to a hoisting positioning device for a container crane, which is characterized in that a lifting appliance is mounted on the container crane in a liftable manner, a supporting bottom plate is mounted on the lifting appliance through a hoisting rope, limiting rods A are slidably connected to the left and right sides of the supporting bottom plate, and limiting rods B are slidably connected to the front and rear sides of the supporting bottom plate; according to the lifting appliance, lifting ropes are connected to four limiting rods A and limiting rods B, positioning frames are arranged on the container crane on the upper portion of the periphery of the lifting appliance in a sliding mode, a positioning telescopic frame is connected to the positioning frame at the bottommost in a sliding mode, a positioning rod is connected to the upper portion of the inner side of the positioning telescopic frame, and an upper suction cup is connected to the end of the positioning rod. A positioning mechanism A and a positioning mechanism B are mounted at the lower part of the inner side of the positioning telescopic frame and are used for supporting the limiting rod A and the limiting rod B, so that the hoisting process is safe and stable, and the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of container cranes, in particular to a hoisting and positioning device for container cranes. Background Art

[0002] As equipment for lifting containers, container cranes usually need to lift containers of different sizes and specifications to move them. During the process of lifting heavy objects, the lifting equipment will inevitably shake, which makes the operation unsafe and leads to poor use effect. Therefore, how to overcome the above-mentioned technical problems and defects has become a key issue that needs to be solved. Utility Model Content

[0003] The invention object of the utility model is to overcome the defects described in the background technology, so as to realize a hoisting and positioning device for a container crane which is safe in operation and has good use effect.

[0004] To achieve the above-mentioned invention object, the technical solution of the utility model is: a lifting and positioning device for a container crane, a lifting device that can be lifted and installed on the container crane, the lifting device is installed with a supporting base plate through a lifting rope, the left and right sides of the supporting base plate are slidably connected with a limit rod A, and the front and rear sides of the supporting base plate are slidably connected with a limit rod B. The lifting device is connected to the limit rods A and limit rods B at four places by the lifting rope, and a positioning frame is slidably arranged on the container crane at the upper part of the outer periphery of the lifting device, and a positioning telescopic frame is slidably connected to the bottom positioning frame, the upper part of the inner side of the positioning telescopic frame is connected with a positioning rod, the end of the positioning rod is connected with an upper suction cup, and the lower part of the inner side of the positioning telescopic frame is installed with a positioning mechanism A and a positioning mechanism B for supporting the limit rod A and the limit rod B.

[0005] Furthermore, a telescopic slot is provided on the positioning frame, and sliding wheels are fixed on the outer sides of the positioning frame and the positioning telescopic frame. Adjacent positioning frames move up and down in the telescopic slot through the sliding wheels. The width of the positioning frame decreases from top to bottom. The front side of the bottom positioning telescopic frame is set as an opening. The positioning frame is set according to the height of the container crane. The positioning rod on the upper part of the positioning telescopic frame fixes the upper part of the sling, so that the positioning telescopic frame follows the descent and ascension of the sling and pulls the positioning frame to telescope up and down. The opening on the front side of the positioning telescopic frame is set for loading and unloading containers, and the containers are loaded and unloaded from the front side of the supporting bottom plate.

[0006] Furthermore, the supporting bottom plate is configured as a polygon, including a regular hexagon, so as to facilitate fixing the container from multiple directions and placing containers of different specifications.

[0007] Furthermore, the positioning mechanism A includes a positioning telescopic rod A and an automatic telescopic rod A, the fixed ends of the positioning telescopic rod A and the automatic telescopic rod are installed on the positioning telescopic frame, the free ends of the positioning telescopic rod A and the automatic telescopic rod are connected together by a connecting rod A, and a positioning rod A is fixed in the middle of the connecting rod A, and a lower suction cup A is fixed at the end of the positioning rod A, and the lower suction cup A is connected to the limit rod A. Through the extension of the automatic telescopic rod A, the positioning telescopic rod A limits the automatic telescopic rod A, so that the suction cup A at the end of the positioning rod A adsorbs the limit rod A, and after the container is loaded, the supporting bottom plate of the loaded container is limited to reach the specified position, and the automatic telescopic rod A is shortened, thereby facilitating the unloading of the container and ensuring safe operation.

[0008] Furthermore, the positioning mechanism B includes a positioning telescopic rod B and an automatic telescopic rod B, the fixed ends of the positioning telescopic rod B and the automatic telescopic rod are installed on the positioning telescopic frame, the free ends of the positioning telescopic rod B and the automatic telescopic rod are connected together by a connecting rod B, and two positioning rods B are fixed at both ends of the connecting rod B, and the ends of the positioning rod B are fixed with lower suction cups B, and the lower suction cups B are connected to the limiting rods B on both sides. Through the extension of the automatic telescopic rod B, the positioning telescopic rod B limits the automatic telescopic rod B, so that the suction cup B at the end of the positioning rod B is adsorbed to the limiting rod B, and after the container is loaded, the supporting bottom plate of the loaded container is limited to reach the specified position, and the automatic telescopic rod B is shortened, thereby facilitating the unloading of the container and ensuring safe operation.

[0009] Furthermore, an automatic stretching rod and a stretching positioning telescopic rod are provided at the lower part of the positioning mechanism B, and the fixed ends of the automatic stretching rod and the stretching positioning telescopic rod are installed on the positioning telescopic frame. The automatic stretching rod and the stretching positioning telescopic rod are connected together by a stretching linkage rod, and two pull rods are fixed at both parts of the stretching linkage rod. The ends of the pull rods are fixed with stretching fixed suction cups. The container can be unloaded from the supporting bottom plate and pulled to the supporting bottom plate by extending and shortening the automatic stretching rod, and the use effect is good.

[0010] The beneficial effects of the container crane hoisting positioning device of the utility model are as follows:

[0011] 1. The utility model relates to a hoisting positioning device for a container crane. By extending the automatic telescopic rod A, the positioning telescopic rod A limits the automatic telescopic rod A, so that the suction cup A at the end of the positioning rod A adsorbs the limiting rod A. By extending the automatic telescopic rod B, the positioning telescopic rod B limits the automatic telescopic rod B, so that the suction cup B at the end of the positioning rod B adsorbs the limiting rod B. After the container is loaded, the supporting bottom plate of the loaded container is limited to the designated position, and the automatic telescopic rod A and the automatic telescopic rod B are shortened, so that the unloading of the container is convenient and the operation is safe.

[0012] 2. The utility model relates to a hoisting and positioning device for a container crane. A positioning frame is set according to the height of the container crane. A positioning rod on the upper part of the positioning and telescopic frame fixes the upper part of the spreader, so that the positioning and telescopic frame follows the descent and ascent of the spreader, and pulls the positioning frame to telescope up and down. The opening on the front side of the positioning and telescopic frame is set for loading and unloading containers. The container is loaded and unloaded from the front side of the supporting bottom plate by extending and shortening the automatic stretching rod, thereby unloading the container from the supporting bottom plate and pulling the container to the supporting bottom plate, and the use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the main structure of the hoisting and positioning device for container crane of the utility model;

[0014] Figure 2 It is a schematic diagram of the top view of the structure of the hoisting and positioning device for a container crane of the utility model;

[0015] Figure 3 It is a left-side structural schematic diagram of a hoisting and positioning device for a container crane of the utility model.

[0016] In the figure: 1-positioning frame, 11-telescopic slot, 2-positioning telescopic frame, 3-sliding wheel;

[0017] Positioning mechanism A: 41-positioning telescopic rod A, 42-automatic telescopic rod A, 43-linking rod A, 44-positioning rod A, 45-lower suction cup A;

[0018] 51-positioning rod, 52 upper suction cup;

[0019] Positioning mechanism B: 61-positioning telescopic rod B, 62-automatic telescopic rod B, 63-linking rod B, 64-positioning rod B, 65-lower suction cup B;

[0020] 7-sling, 8-lifting rope, 91-support base plate, 92-limit rod A, 93-limit rod B, 102-automatic stretching rod, 103-stretching linkage rod, 104-pull rod, 105-stretching fixed suction cup. DETAILED DESCRIPTION

[0021] The hoisting and positioning device for a container crane of the utility model is described in more detail below with reference to the accompanying drawings and through specific implementation methods.

[0022] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0023] See also Figure 1-Figure 3 The container crane hoisting and positioning device of this embodiment is installed with a lifting device 7 on the trolley of the container crane. The lifting device 7 is installed with a support base plate 91 through a lifting rope 8. The support base plate 91 is set to a polygon, including a regular hexagon, so as to facilitate the fixing of containers from multiple directions and the placement of containers of different specifications. The left and right sides of the support base plate 91 are slidably connected to the limit rod A92, and the front and rear sides of the support base plate 91 are slidably connected to the limit rod B93. The end of the front limit rod B93 is connected by a hinge and is provided with a coil spring. The limit rod B93 is always in a horizontal state. The lifting device 7 is connected to the limit rods A92 and the limit rods B93 at four places by the lifting rope 8. When the lifting rope 8 is pulled, the limit rod B93 is in a vertical state. A positioning frame 1 is slidably arranged on the trolley of the container crane on the upper part of the outer periphery of the lifting device 7, and a positioning telescopic frame 2 is slidably connected to the bottom positioning frame 1. The positioning frame 1 is provided with a There is a telescopic groove 11, and sliding wheels 3 are fixed on the outside of the positioning frame 1 and the positioning telescopic frame 2. The adjacent positioning frames 1 move up and down in the telescopic groove 11 through the sliding wheels 3. The width of the positioning frame 1 decreases from top to bottom. The front side of the bottom positioning telescopic frame 2 is set as an opening. The positioning frame 1 is set according to the height of the container crane. The positioning rod 51 on the upper part of the positioning telescopic frame 2 fixes the upper part of the sling 7, so that the positioning telescopic frame 2 follows the sling 7 to descend and rise, and pulls the positioning frame 1 to telescope up and down, and the opening on the front side of the positioning telescopic frame 2 is set for loading and unloading containers, and the containers are loaded and unloaded from the front side of the support bottom plate 91.

[0024] See also Figure 1 and Figure 3 In this embodiment, a positioning rod 51 is connected to the upper part of the inner side of the positioning telescopic frame 2, and an upper suction cup 52 is connected to the end of the positioning rod 51. A positioning mechanism A and a positioning mechanism B are installed at the lower part of the inner side of the positioning telescopic frame 2 for supporting a limit rod A92 and a limit rod B93.

[0025] The positioning mechanism A of this embodiment includes a positioning telescopic rod A41 and an automatic telescopic rod A42, the fixed ends of the positioning telescopic rod A41 and the automatic telescopic rod are installed on the positioning telescopic frame 2, the free ends of the positioning telescopic rod A41 and the automatic telescopic rod are connected together by a connecting rod A43, and a positioning rod A44 is fixed to the middle of the connecting rod A43, and a lower suction cup A45 is fixed to the end of the positioning rod A44, and the lower suction cup A45 is connected to the limiting rod A92. Through the extension of the automatic telescopic rod A42, the positioning telescopic rod A41 limits the automatic telescopic rod A42, so that the suction cup A at the end of the positioning rod A44 adsorbs the limiting rod A92, and after the container is loaded, the support bottom plate 91 of the loaded container is limited to reach the specified position, and the automatic telescopic rod A42 is shortened, thereby facilitating the unloading of the container and ensuring safe operation.

[0026] See also Figure 2 and Figure 3 The positioning mechanism B of this embodiment includes a positioning telescopic rod B61 and an automatic telescopic rod B62, the fixed ends of the positioning telescopic rod B61 and the automatic telescopic rod are installed on the positioning telescopic frame 2, the free ends of the positioning telescopic rod B61 and the automatic telescopic rod are connected together by a connecting rod B63, and two positioning rods B64 are fixed at the two ends of the connecting rod B63, the ends of the positioning rod B64 are fixed with lower suction cups B65, and the lower suction cups B65 are connected to the limiting rods B93 on both sides. Through the extension of the automatic telescopic rod B62, the positioning telescopic rod B61 limits the automatic telescopic rod B62, so that the suction cup B at the end of the positioning rod B64 is adsorbed to the limiting rod B93, and after the container is loaded, the support bottom plate 91 of the loaded container is limited to reach the specified position, and the automatic telescopic rod B62 is shortened, thereby facilitating the unloading of the container and ensuring safe operation.

[0027] See also Figure 3 In this embodiment, the lower part of the positioning mechanism B is provided with an automatic stretching rod 102 and a stretching positioning telescopic rod. The fixed ends of the automatic stretching rod 102 and the stretching positioning telescopic rod are installed on the positioning telescopic frame 2. The automatic stretching rod 102 and the stretching positioning telescopic rod are connected together by a stretching linkage rod 103, and two pull rods 104 are fixed at both parts of the stretching linkage rod 103. The ends of the pull rods 104 are fixed with stretching fixed suction cups 105. The automatic stretching rod 102 is extended and shortened, so that the container is unloaded from the supporting bottom plate 91 and the container is pulled to the supporting bottom plate 91, and the use effect is good.

[0028] The use principle and method of this embodiment are as follows: When in use, the positioning rod 51 on the upper part of the positioning telescopic frame 2 fixes the upper part of the sling 7, so that the positioning telescopic frame 2 follows the sling 7 to descend, the lifting device of the trolley is started, the automatic stretching rod 102 is pulled to extend, the fixed suction cup adsorbs the container, and then the automatic stretching rod 102 is shortened to pull the container to the supporting bottom plate 91. At this time, the lifting rope 8 is pulled, and the limit rod B93 on the front side is pulled to a vertical state, and then the container is limited by the limit rod A92 and the limit rod B93, and then the positioning telescopic rod A41 and the positioning telescopic rod B61 are started to extend, and the suction cup A and the suction cup B are fixed to the limit rod A92 and the limit rod B93 respectively, and the support bottom plate 91 is lifted and positioned. After lifting to the specified position, the lifting rope 8 is loosened, and the limit rod B93 on the front side is in a horizontal state. The automatic stretching rod 102 is started to extend to remove the container from the supporting bottom plate 91 to complete the lifting.

[0029] Unless otherwise defined, the technical terms or scientific terms used herein shall have the usual meanings understood by persons with ordinary skills in the field to which the utility model belongs. The use of "one" or "an" and other similar words in the application documents of this application does not necessarily indicate a quantitative limitation. "Include" or "comprise" and other similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and other similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

[0030] The exemplary implementation of the present invention is described in detail above with reference to the preferred embodiments. However, it can be understood by those skilled in the art that, without departing from the concept of the present invention, various modifications and variations can be made to the above-mentioned specific embodiments, and various combinations of the various technical features and structures proposed in the present invention can be made without exceeding the protection scope of the present invention.

Claims

1. A hoisting and positioning device for a container crane, characterized in that: In the sling that can be lifted and installed on the container crane, the sling is equipped with a supporting base plate through a lifting rope, the left and right sides of the supporting base plate are slidably connected to the limit rod A, and the front and rear sides of the supporting base plate are slidably connected to the limit rod B. The sling is connected to the limit rods A and limit rods B at four places by the lifting rope, and a positioning frame is slidably arranged on the container crane at the upper part of the outer periphery of the sling, and a positioning telescopic frame is slidably connected to the bottom positioning frame, the upper part of the inner side of the positioning telescopic frame is connected to the positioning rod, the end of the positioning rod is connected to the upper suction cup, and the lower part of the inner side of the positioning telescopic frame is installed with a positioning mechanism A and a positioning mechanism B for supporting the limit rod A and the limit rod B.

2. The container crane hoisting and positioning device according to claim 1, characterized in that: The positioning frame is provided with a telescopic slot, and sliding wheels are fixed on the outer sides of the positioning frame and the positioning telescopic frame. Adjacent positioning frames move up and down in the telescopic slot through the sliding wheels. The width of the positioning frame decreases from top to bottom, and the front side of the bottom positioning telescopic frame is set to be an opening.

3. The container crane hoisting and positioning device according to claim 1, characterized in that: The supporting base plate is configured as a polygon, including a regular hexagon.

4. The hoisting and positioning device for a container crane according to claim 1, characterized in that: The positioning mechanism A includes a positioning telescopic rod A and an automatic telescopic rod A, the fixed ends of the positioning telescopic rod A and the automatic telescopic rod are installed on the positioning telescopic frame, the free ends of the positioning telescopic rod A and the automatic telescopic rod are connected together by a connecting rod A, and a positioning rod A is fixed in the middle of the connecting rod A, and a lower suction cup A is fixed at the end of the positioning rod A, and the lower suction cup A is connected to the limit rod A.

5. The container crane hoisting and positioning device according to claim 4, characterized in that: The positioning mechanism B includes a positioning telescopic rod B and an automatic telescopic rod B, the fixed ends of the positioning telescopic rod B and the automatic telescopic rod are installed on the positioning telescopic frame, the free ends of the positioning telescopic rod B and the automatic telescopic rod are connected together by a connecting rod B, and two positioning rods B are fixed at the two ends of the connecting rod B, and the lower suction cup B is fixed at the end of the positioning rod B, and the lower suction cup B is connected to the limit rods B on both sides.

6. The hoisting and positioning device for container crane according to claim 5, characterized in that: An automatic stretching rod and a stretching positioning telescopic rod are arranged at the lower part of the positioning mechanism B. The fixed ends of the automatic stretching rod and the stretching positioning telescopic rod are installed on the positioning telescopic frame. The automatic stretching rod and the stretching positioning telescopic rod are connected together by a stretching linkage rod, and two pull rods are fixed at both parts of the stretching linkage rod. The ends of the pull rods are fixed with stretching fixing suction cups.

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