Hoisting device and hoisting system for pipe body

Abstract

The utility model provides a hoisting device and a hoisting system for a pipe body, and belongs to the technical field of steel pipe loading and unloading. According to the technical scheme, the hoisting device for the pipe body comprises a mounting base, the mounting base is provided with a connecting part and a mounting space, the connecting part is connected with an external hoisting mechanism, a main cross beam is movably connected into the mounting space, the main cross beam is connected with a first driving mechanism, and the first driving mechanism is at least used for driving the main cross beam to move in the mounting space in the axial direction of the main cross beam. Secondary cross beams are movably connected to the two ends of the main cross beam in the axial direction of the main cross beam, the secondary cross beams are connected with second driving mechanisms, the second driving mechanisms are at least used for driving the secondary cross beams to do telescopic motion in the axial direction of the main cross beam relative to the main cross beam, and clamping assemblies are connected to the ends, away from the main cross beam, of the secondary cross beams and at least used for clamping the pipe body. According to the device, the first driving mechanism is arranged to drive the main cross beam to move, the device adapts to hoisting of pipe bodies at different gravity center positions, the pipe bodies are leveled, the pipe bodies are prevented from inclining and falling off, and the hoisting safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a steel pipe loading and unloading technical field especially relates to a hoist and carry device and hoist and carry system for pipe body. BACKGROUND

[0002] With the port piece bulk cargo operation quantity more and more big, the cast pipe goods kind operation quantity more and more, operation site more and more big, to the cast pipe operation safety requirement and operation efficiency more and more high, cast pipe operation demand more and more big. Traditional hoisting operation mode adopts "crane + worker" man-machine cooperation operation mode, at least needs 3 stevedores and crane to carry out frequent, close cooperation. The whole process needs man-machine cooperation frequently to turn around, to wear a rope buckle, to take off and hang a hook, to get on and off the car and many other links, each link has many safety hidden troubles, man-machine does not separate, and the disadvantages of man and goods separation are very obvious.

[0003] In order to solve the above problems, the patent with publication number CN217229950U discloses a special lifting appliance suitable for cylindrical parts, which comprises a main pipe, movable rods, a synchronous mechanism and a driving oil cylinder. A connecting frame connected with the lifting wire rope of the crane is arranged on the top surface of the main pipe. The head ends of the two movable rods correspondingly extend out of one end of the main pipe. The tail ends of the two movable rods are connected with the synchronous mechanism. The synchronous mechanism can make the two movable rods move simultaneously in opposite directions or in the same direction. The head ends of the two movable rods are respectively provided with clamping plates. The two clamping plates clamp the pipe body. However, this method has the following problems. Since the connecting position of the lifting wire rope of the crane and the connecting frame is fixed, generally at the middle position, when clamping pipe bodies with different gravity centers, the pipe body is prone to tilting during hoisting, which leads to uneven force on the clamping part and the pipe body is prone to falling, affecting the safety of operation. UTILITY MODEL CONTENTS

[0004] The utility model discloses a pipe body hoisting device and hoisting system to solve the problem that the existing clamping tool cannot adapt to the clamping of pipe bodies with different gravity centers.

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

[0006] The utility model provides a hoist and carry device for pipe body, including mounting seat, mounting seat is equipped with connecting portion and installation space, connecting portion is connected with external hoisting mechanism, and the main crossbeam is movably connected in the installation space, the main crossbeam is connected with first drive mechanism, and first drive mechanism is used at least to drive the main crossbeam and moves in the installation space along the self axial direction, and the both ends of main crossbeam along its self axial direction are movably connected with the secondary crossbeam, and the secondary crossbeam is connected with second drive mechanism, and second drive mechanism is used at least to drive the secondary crossbeam and moves along the axial telescopic motion of main crossbeam relative to main crossbeam, and the one end of secondary crossbeam is connected with the clamping assembly away from main crossbeam, and the clamping assembly is used at least to clamp the pipe body. The device is movably connected with the secondary crossbeam in the both ends of main crossbeam, and the telescopic movement of secondary crossbeam is adapted to the hoist and carry requirement of different length pipe body, and the main crossbeam is driven to move through the setting first drive mechanism, thereby adapting the hoist and carry of pipe body of different gravity center position, and the pipe body is leveled during hoist and carry, effectively avoids the situation that pipe body inclines and easily falls, and improves the safety of hoist and carry.

[0007] Further, the main crossbeam comprises a moving section and connecting sections connected to the both ends of the moving section, the moving section is movably connected in the installation space, the secondary crossbeam is movably connected with the connecting section, the first drive mechanism comprises a first cylinder, the moving end of the first cylinder is connected with the moving section, and the fixed end of the first cylinder is connected with the mounting seat. The first cylinder is arranged to drive the main crossbeam to move, which is simple in structure, convenient to operate and control, and uses the cylinder structure to guide the movement of the main crossbeam.

[0008] Further, the moving section is provided with a first guide rail extending along the axial direction of the main crossbeam, and the installation space is provided with a first guide groove matched with the first guide rail. The first guide rail and the first guide groove can guide and limit the movement of the main crossbeam, thereby improving the stability of the movement of the main crossbeam.

[0009] Further, the one end of the secondary crossbeam away from the main crossbeam is provided with a fixed table, the second drive mechanism comprises a second cylinder, the moving end of the second cylinder is connected with the fixed table, and the fixed end of the second cylinder is connected with the connecting section. The structure is simple and convenient to operate.

[0010] Further, the connecting section is provided with a connecting groove, the secondary crossbeam is movably connected in the connecting groove, and the secondary crossbeam can move in the connecting groove. The connecting groove can guide and limit the telescopic movement of the secondary crossbeam.

[0011] Further, the clamping assembly comprises at least two clamping teeth and a third drive mechanism, one end of each of the two clamping teeth is hingedly connected with the secondary crossbeam, the two clamping teeth are oppositely arranged, the third drive mechanism is connected with the clamping teeth, and the third drive mechanism is used at least to drive the clamping teeth to rotate to adjust the distance between the two clamping teeth for clamping the pipe body. The clamping teeth can clamp the pipe body of different diameters, thereby improving the applicability.

[0012] Further, the third driving mechanism comprises a third cylinder, a movable end of the third cylinder being connected with the clamping tooth, and a fixed end of the third cylinder being connected with the secondary cross beam.

[0013] Further, an end of the clamping tooth away from the secondary cross beam is provided with a clamping protrusion, which can effectively increase the contact area with the pipe body and improve the clamping stability, and when multiple pipe bodies are clamped, the clamping protrusion can provide support for the pipe body, effectively avoiding the pipe body from falling off.

[0014] Further, the mounting seat comprises a connecting body and a mounting body, the connecting body is provided with a connecting portion, the mounting body is provided with a mounting space, the connecting body and the mounting body are connected through a rotary support, the rotary support is connected with a rotary driving mechanism, and the rotary driving mechanism is used at least for driving the rotary support to rotate, so that the mounting body rotates relative to the connecting body. The rotary driving mechanism drives the rotary support to rotate, thereby driving the mounting body to rotate relative to the connecting body, so as to better adapt to hoisting the pipe body to different positions.

[0015] The utility model also provides a kind of hoisting system, including the pipe body hoisting device of any one described above and crane, crane includes large arm and the hydraulic cylinder being arranged in large arm, the free end of large arm is hinged with small arm, the middle part of hydraulic cylinder is hinged with the middle part of large arm, the end of hydraulic cylinder is hinged with the tail of small arm, and the head of small arm is connected with connecting portion.

[0016] Through the above technical scheme, the utility model has the advantages that:

[0017] The utility model discloses a kind of hoisting systems, including the pipe body hoisting device of any one described above and crane, crane includes large arm and the hydraulic cylinder being arranged in large arm, the free end of large arm is hinged with small arm, the middle part of hydraulic cylinder is hinged with the middle part of large arm, the end of hydraulic cylinder is hinged with the tail of small arm, and the head of small arm is connected with connecting portion. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the utility model, the following will be briefly introduced to the drawings needed to be used in description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0019] Figure 1 It is the structure schematic view of hoisting device in an embodiment of the utility model;

[0020] Figure 2 It is the structure schematic view of hoisting system in an embodiment of the utility model.

[0021] MAIN REFERENCE NUMERALS EXPLANATION:

[0022] 100, mounting seat; 110, mounting space; 111, first guide groove; 120, connecting part; 130, connecting body; 140, mounting body; 150, rotary supporting part; 200, main cross beam; 210, first driving mechanism; 220, moving section; 221, first guide rail; 230, connecting section; 231, connecting groove; 300, secondary cross beam; 310, second driving mechanism; 400, clamping assembly; 410, clamping tooth; 411, clamping protrusion; 420, third driving mechanism; 500, crane; 510, large arm; 520, small arm. DETAILED DESCRIPTION

[0023] In order to make the purpose, features and advantages of the present application more obvious and easy to understand, the technical solutions of the present application will be described clearly and completely in combination with the drawings in the specific embodiments. Obviously, the following described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present patent, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present patent.

[0024] Embodiment 1

[0025] Please refer to Figure 1 A pipe body lifting device, comprising a mounting seat 100, the mounting seat 100 is provided with a connecting part 120 and a mounting space 110, the connecting part 120 is connected with an external hoisting mechanism, a main cross beam 200 is movably connected in the mounting space 110, the main cross beam 200 is connected with a first driving mechanism 210, the first driving mechanism 210 is used for driving the main cross beam 200 to move in the mounting space 110 along the axial direction of the main cross beam 200, the two ends of the main cross beam 200 along the axial direction of the main cross beam 200 are movably connected with a secondary cross beam 300, the secondary cross beam 300 is connected with a second driving mechanism 310, the second driving mechanism 310 is used for driving the secondary cross beam 300 to stretch and contract relative to the main cross beam 200 along the axial direction of the main cross beam 200, and the end of the secondary cross beam 300 away from the main cross beam 200 is connected with a clamping assembly 400, the clamping assembly 400 is used for clamping the pipe body.

[0026] In the embodiment, the external hoisting mechanism can be a hoisting rope or a hoisting machine, which is connected with the connecting part 120 of the mounting base 100. The mounting base 100 can be a cuboid structure, and the upper part of the mounting base 100 is provided with the connecting part 120. The inside of the mounting base 100 is provided with a through slot structure penetrating along the length direction of the mounting base 100 to form a mounting space 110. The main cross beam 200 is a cuboid structure, which is transversely arranged through the mounting space 110 and movably connected with the mounting space 110. The axial direction of the main cross beam 200 is consistent with the length direction of the mounting base 100. In the initial state, the middle part of the main cross beam 200 is movably connected in the mounting space 110, and the parts extending from both ends of the mounting space 110 have the same length. The secondary cross beams 300 are movably connected with the left and right ends of the main cross beam 200, respectively. The secondary cross beams 300 can also be cuboid structures, and the outer ends of the secondary cross beams 300 are connected with the clamping assemblies 400. The axial direction of the secondary cross beams 300 is consistent with the axial direction of the main cross beam 200. The second driving mechanism 310 can drive the secondary cross beams 300 to move along the axial direction of the secondary cross beams 300 relative to the main cross beam 200, so as to adjust the distance between the clamping assemblies 400 of the two secondary cross beams 300, so as to adapt to the clamping of pipes with different lengths. In addition, the first driving mechanism 210 is connected with the main cross beam 200 and can drive the main cross beam 200 to move along the axial direction of the main cross beam 200 in the mounting space 110, so as to adjust the length of the parts extending from both ends of the mounting space 110, thereby adjusting the gravity center position of the main cross beam 200, so as to realize the leveling of pipes with different gravity center positions.

[0027] During hoisting, the main cross beam 200 is placed in the initial state, so that the middle part of the main cross beam 200 is placed in the mounting space 110. The second driving mechanism 310 is controlled to drive the secondary cross beams 300 to elongate. The hoisting structure drives the mounting base 100 and the main cross beam 200 to move to the pipe to be clamped. The axial direction of the main cross beam 200 is controlled to be consistent with the axial direction of the pipe, so that the pipe is between the clamping assemblies 400 of the two secondary cross beams 300. Then, the second driving mechanism 310 is controlled to drive the secondary cross beams 300 to contract, so that the clamping assemblies 400 clamp the two ends of the pipe. Then, the mounting base 100 is moved by the hoisting mechanism, and the pipe is unloaded at the unloading position. In addition, according to the different gravity centers of the hoisted pipes, the main cross beam 200 can be driven by the first driving mechanism 210 to move, so that the pipe is leveled during hoisting, thereby avoiding the inclination of the pipe during hoisting and the easy falling of the pipe.

[0028] In the structure, the secondary cross beam 300 is movably connected to the two ends of the main cross beam 200, the secondary cross beam 300 is moved to adapt to the hoisting requirements of the pipe body with different lengths, the first driving mechanism 210 is arranged to drive the main cross beam 200 to move, so as to adapt to the hoisting of the pipe body with different gravity centers, the pipe body is leveled during hoisting, the situation that the pipe body is inclined and easily falls is effectively avoided, and the safety of hoisting is improved. The pipe body is clamped by the clamping assembly 400, the man-machine separation and the separation of people and goods are effectively realized, and the essential safety of operation is realized.

[0029] In the connecting structure of the main cross beam 200 and the mounting seat 100, the main cross beam 200 comprises a moving section 220 and connecting sections 230 connected to the two ends of the moving section 220, respectively, the moving section 220 is movably connected in the mounting space 110, the secondary cross beam 300 is movably connected with the connecting section 230, the first driving mechanism 210 comprises a first cylinder, the movable end of the first cylinder is connected with the moving section 220, and the fixed end of the first cylinder is connected with the mounting seat 100. The moving section 220 is provided with a first guide rail 221 extending along the axial direction of the main cross beam 200, and the mounting space 110 is provided with a first guide groove 111 matched with the first guide rail 221.

[0030] In the embodiment, the main cross beam 200 comprises three sections connected in sequence, which are the connecting sections 230, the moving section 220 and the connecting sections 230, respectively. The moving section 220 is located in the middle region of the main cross beam 200, and the two connecting sections 230 are the same in length. During installation, part of the moving section 220 is installed in the mounting space 110, the fixed end of the first cylinder is connected to one side of the mounting seat 100, the movable end of the first cylinder is hinged to the moving section 220, the movable end of the first cylinder is controlled to move relative to the fixed end to drive the main cross beam 200 to move relative to the mounting seat 100, the first cylinder is arranged to drive the main cross beam 200 to move, the structure is simple, convenient to operate and control, and the cylinder structure is used to guide the movement of the main cross beam 200. In addition, the moving section 220 is provided with the first guide rail 221 on both sides along the width direction of the moving section 220, the extension direction of the first guide rail 221 is the same as the extension direction of the main cross beam 200, and the first guide groove 111 is arranged on the inner walls of the opposite sides of the mounting space 110. When the main cross beam 200 is installed in the mounting space 110, the first guide rail 221 and the first guide groove 111 are matched and connected with each other. The first guide rail 221 and the first guide groove 111 are arranged to provide a guide and limiting effect for the movement of the main cross beam 200, improve the stability of the movement of the main cross beam 200, effectively avoid the deviation of the main cross beam 200 relative to the mounting seat 100 during movement, and thus reduce the accuracy of the gravity adjustment.

[0031] The end of the secondary cross beam 300 away from the main cross beam 200 is provided with a fixed platform, the second driving mechanism 310 comprises a second cylinder, the movable end of the second cylinder is connected with the fixed platform, and the fixed end of the second cylinder is connected with the connecting section 230. The connecting section 230 is provided with a connecting groove 231, and the secondary cross beam 300 is movably connected in the connecting groove 231.

[0032] In the embodiment, the connecting groove 231 is formed by recessing inward from the end face of the connecting section 230 of the main cross beam 200, the secondary cross beam 300 is movably connected in the connecting groove 231, so that the extension and retraction movement of the secondary cross beam 300 can be guided and limited. In addition, the fixed platform is arranged on the upper part of the end of the secondary cross beam 300 away from the main cross beam 200, the movable end of the second cylinder is hinged with the fixed platform, the fixed end of the second cylinder is connected with the connecting section 230, the extension and retraction movement of the secondary cross beam 300 is driven by the extension and retraction movement of the second cylinder, and the structure is simple and convenient to operate.

[0033] In the specific structure of the clamping assembly 400, the clamping assembly 400 comprises at least two clamping teeth 410 and a third driving mechanism 420, one end of each of the two clamping teeth 410 is hinged with the secondary cross beam 300, the two clamping teeth 410 are oppositely arranged, the third driving mechanism 420 is connected with the clamping teeth 410, and the third driving mechanism 420 is used at least for driving the clamping teeth 410 to rotate to adjust the distance between the two clamping teeth 410, so as to clamp the pipe body. The third driving mechanism 420 comprises a third cylinder, the movable end of the third cylinder is connected with the clamping teeth 410, and the fixed end of the third cylinder is connected with the secondary cross beam 300. The end of the clamping tooth 410 away from the secondary cross beam 300 is provided with a clamping protrusion 411.

[0034] In the embodiment, one end of each secondary cross beam 300 is hingedly connected with two clamping teeth 410, the two clamping teeth 410 are oppositely arranged, and the top ends of the two clamping teeth 410 are hingedly connected with the secondary cross beam 300. Each clamping tooth 410 is connected with a third cylinder, wherein the movable end of the third cylinder is hingedly connected with the clamping tooth 410, and the fixed end of the third cylinder is hingedly connected with the secondary cross beam 300. When it is necessary to clamp the pipe body, the third cylinder is controlled to extend, and the two clamping teeth 410 are driven to rotate towards each other to clamp the pipe body. When it is necessary to remove the pipe body, the third cylinder is controlled to retract, and the two clamping teeth 410 are driven to rotate away from each other to release the pipe body. The third cylinder is arranged to drive the clamping teeth to rotate to clamp or separate the pipe body, which further improves the automatic clamping capability, avoids manually hanging the pipe body on the lifting mechanism, improves the safety performance, and facilitates control of the distance between the two clamping teeth 410 to adapt to clamping of pipe bodies of different diameters. In addition, the clamping teeth 410 are provided with clamping protrusions 411 arranged opposite to each other, so that the contact area with the pipe body can be effectively increased when the pipe body is clamped, and the stability of clamping is improved. In addition, when multiple pipe bodies are clamped, the clamping protrusions 411 can provide support for the pipe bodies, effectively preventing the pipe bodies from falling off.

[0035] In addition, in the specific structure of the mounting seat 100, the mounting seat 100 includes a connecting body 130 and a mounting body 140. The connecting body 130 is provided with the connecting part 120, and the mounting body 140 is provided with the mounting space 110. The connecting body 130 and the mounting body 140 are connected through a rotary support 150. The rotary support 150 is connected with a rotary driving mechanism. The rotary driving mechanism is used to at least drive the rotary support 150 to rotate, so that the mounting body 140 rotates relative to the connecting body 130.

[0036] In the embodiment, the mounting seat 100 includes a connecting body 130 connected with the lifting mechanism, and a mounting body 140 movably connected with the main cross beam 200. In order to better adapt to hoisting the pipe body to different positions, the main cross beam 200 is driven to rotate in the horizontal direction through the rotary support 150. The rotary support 150 connects the mounting body 140 and the connecting body 130. The rotary driving mechanism drives the rotary support 150 to rotate, thereby driving the mounting body 140 to rotate relative to the connecting body 130. The rotary driving mechanism can be a rotary motor structure.

[0037] Embodiment 2

[0038] Please refer to Figure 2The utility model also provides a hoist system, including the hoist device for pipe body and crane 500 that any one of above described, crane 500 includes big arm 510 and sets up in big arm 510's hydraulic oil cylinder, the free end of big arm 510 is articulated with small arm 520, the middle part of hydraulic oil cylinder is articulated with the middle part of big arm 510, the end of hydraulic oil cylinder is articulated with the tail of small arm 520, and the head of small arm 520 is connected with connecting portion 120.

[0039] In the embodiment, the crane 500 can be a structure of excavator, comprising the big arm 510 and the small arm 520, wherein the hydraulic oil cylinders on both sides of the big arm 510 drive the small arm 520 to move, and the small arm 520 is connected with the connecting portion 120 of the mounting base 100, so that the main cross beam 200 can be driven to move in multiple directions, thereby better adapting to different loading and unloading environments and requirements.

[0040] The above description of disclosed embodiments enables those skilled in the art to carry out or use the utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A pipe body hoisting device characterized by comprising: The mounting seat is provided with a connecting part connected with an external hoisting mechanism and a mounting space in which a main cross beam is movably connected, the main cross beam is connected with a first driving mechanism used at least for driving the main cross beam to move along its axial direction in the mounting space, the two ends of the main cross beam along its axial direction are movably connected with a secondary cross beam, the secondary cross beam is connected with a second driving mechanism used at least for driving the secondary cross beam to stretch and contract along the axial direction of the main cross beam relative to the main cross beam, and the end of the secondary cross beam away from the main cross beam is connected with a clamping assembly used at least for clamping a pipe body.

2. The pipe body lifting device according to claim 1, wherein The main cross beam comprises a moving section movably connected in the mounting space and a connecting section connected at each end of the moving section, and the first driving mechanism comprises a first cylinder, the movable end of the first cylinder is connected with the moving section, and the fixed end of the first cylinder is connected with the mounting seat.

3. The pipe handling apparatus of claim 2, wherein The moving section is provided with a first guide rail extending along the axial direction of the main cross beam, and the mounting space is provided with a first guide groove matched with the first guide rail.

4. The pipe handling apparatus of claim 2 wherein, The end of the secondary cross beam away from the main cross beam is provided with a fixed table, the second driving mechanism comprises a second cylinder, the movable end of the second cylinder is connected with the fixed table, and the fixed end of the second cylinder is connected with the connecting section.

5. The pipe handling apparatus of claim 4 wherein, The connecting section is provided with a connecting groove in which the secondary cross beam is movably connected and can move.

6. The pipe handling apparatus of claim 1 wherein, The clamping assembly comprises at least two clamping teeth and a third driving mechanism, one end of each of the two clamping teeth is hingedly connected with the secondary cross beam, the two clamping teeth are oppositely arranged, the third driving mechanism is connected with the clamping teeth, and the third driving mechanism is used at least for driving the clamping teeth to rotate to adjust the distance between the two clamping teeth for clamping a pipe body.

7. The pipe handling apparatus of claim 6, wherein The third driving mechanism comprises a third cylinder, the movable end of the third cylinder is connected with the clamping teeth, and the fixed end of the third cylinder is connected with the secondary cross beam.

8. The pipe handling apparatus of claim 7, wherein, The end of the clamping teeth away from the secondary cross beam is provided with a clamping protrusion.

9. The pipe handling apparatus of claim 1 wherein, The mounting seat comprises a connecting body provided with the connecting part and a mounting body provided with the mounting space, the connecting body and the mounting body are connected through a rotary support connected with a rotary driving mechanism used at least for driving the rotary support to rotate so that the mounting body rotates relative to the connecting body.

10. A hoisting system characterized by, The pipe body lifting device comprises a pipe body lifting device according to any one of claims 1-8 and a crane, the crane comprises a large arm and a hydraulic cylinder arranged on the large arm, the free end of the large arm is hingedly connected with a small arm, the middle part of the hydraulic cylinder is hingedly connected with the middle part of the large arm, the end part of the hydraulic cylinder is hingedly connected with the tail part of the small arm, and the head part of the small arm is connected with the connecting part.

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