Adjustable pipeline hoisting structure

Abstract

The utility model discloses an adjustable pipeline hoisting structure, and relates to the technical field of pipeline hoisting, the adjustable pipeline hoisting structure comprises a hoisting rod, a hoisting hook, two clamping mechanisms and two limiting assemblies, the hoisting hook is fixedly connected to the middle part of the top surface of the hoisting rod; the two clamping mechanisms are arranged on the two sides of the hoisting hook correspondingly, and the clamping mechanisms are slidably connected with the hoisting rod in the length direction of the hoisting rod. One limiting assembly is used for limiting one clamping structure at the position where the clamping structure slides on the hoisting rod; each clamping mechanism comprises an inserting column and a plurality of clamping assemblies, the inserting columns of the two clamping mechanisms are oppositely arranged, the inserting columns are used for being inserted into the pipeline from one end of the pipeline, the clamping assemblies are arranged in the circumferential direction of the inserting columns, and the movable ends of the clamping assemblies can move in the radial direction of the inserting columns and keep the moved positions. The pipeline hoisting device is simple in structure and convenient to use, and the stability of the pipeline in the hoisting process is effectively guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline hoisting technical field, in particular to adjustable pipeline hoisting structure. BACKGROUND

[0002] The pipeline is connected with the device for conveying gas, liquid or fluid with solid particles by pipe, pipe connector and valve. Usually, fluid flows from high pressure to low pressure of the pipeline after being pressurized by blower, compressor, pump and boiler, and can be conveyed by fluid pressure or gravity.

[0003] The existing adjustable pipeline hoisting structure is inconvenient to clamp different inner diameter pipes during use, which reduces the practicability of the hoisting structure. Therefore, we provide an adjustable pipeline hoisting structure. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of adjustable pipeline hoisting structures, to solve the problems existing in the prior art described above, simple structure, convenient to use, effectively guarantee the stability in the process of pipeline hoisting.

[0005] To achieve the above object, the utility model provides the following scheme:

[0006] The utility model provides an adjustable pipeline hoisting structure, comprising: hoisting rod, hoisting hook, two clamping mechanisms and two limiting components, the hoisting hook is fixedly connected to the middle part of the top surface of the hoisting rod;Two clamping mechanisms are respectively arranged on the two sides of the hoisting hook, and the clamping mechanism and the hoisting rod are slidably connected in the length direction of the hoisting rod;One limiting component is used to limit one clamping mechanism in the position after sliding on the hoisting rod;The clamping mechanism includes plug-in column and multiple clamping components, the plug-in columns of two clamping mechanisms are oppositely arranged, the plug-in column is used to insert into the pipeline from one end of the pipeline, each clamping component is arranged along the circumferential direction of the plug-in column, and the movable end of the clamping component can move along the radial direction of the plug-in column and keep the position after moving, so as to tightly press the inner wall of the pipeline.

[0007] Preferably, the clamping mechanism further includes connecting rod and clamping plate, the connecting rod is slidably connected with the hoisting rod and can keep the position after sliding, the clamping plate is fixedly connected with the bottom of the connecting rod, and the plug-in column is fixedly connected with the clamping plate.

[0008] Preferably, the adjusting rod and the extruding block are further included, the inserting column is provided with a hollow cavity, the extruding block is slidingly connected in the hollow cavity, the adjusting rod is threadedly connected with the clamping plate and can pass through the clamping plate, one end of the adjusting rod extending into the clamping plate is rotationally connected with the extruding block and can drive the extruding block to slide, and the extruding block extrudes the movable end of the clamping assembly to move outward along the radial direction of the inserting column to tightly press the inner wall of the pipeline.

[0009] Preferably, the extruding block is in a frustum structure, and the cross section of the extruding block gradually decreases along the direction away from the clamping plate.

[0010] Preferably, the clamping assembly comprises a mounting seat, a clamping rod, a blocking ring and a telescopic spring, the mounting seat is fixedly connected with the side wall of the inserting column, the blocking ring is slidingly connected with the mounting seat, the clamping rod passes through the blocking ring and is fixedly connected with the blocking ring, one end of the clamping rod extends out of the inserting column, the second end of the clamping rod is used for contacting the extruding block, the telescopic spring is sleeved outside the clamping rod, one end of the telescopic spring is fixedly connected with the mounting seat, and the other end is fixedly connected with the blocking ring to make the second end of the clamping rod tightly press the extruding block.

[0011] Preferably, the clamping assembly further comprises a limiting ball, and the first end of the clamping rod is provided with a mounting groove, and the limiting ball is mounted in the mounting groove.

[0012] Preferably, the limiting ball is a rubber ball made of wear-resistant material.

[0013] Preferably, the second end of the clamping rod is a guide inclined surface matched with the inserting column, and the guide inclined surface is provided with a rolling ball.

[0014] Preferably, the limiting assembly comprises a pull rod and a limiting plate, the clamping mechanism further comprises an adjusting frame, the adjusting frame is fixedly connected with the top of the connecting rod, the top of the hoisting rod is provided with a positioning rack, the pull rod is threadedly connected with the adjusting frame and extends into the adjusting frame, the pull rod is rotationally connected with the top surface of the limiting plate, and the bottom surface of the limiting plate is provided with a metal limiting strip, and rotating the pull rod can make the limiting plate contact the rack and make the metal limiting strip be inserted into the positioning rack.

[0015] Preferably, two baffle plates are further included, and the two baffle plates are fixedly connected with the two ends of the hoisting rod to limit the adjusting frame from being separated from the hoisting rod.

[0016] Compared with the prior art, the utility model discloses the following technical effects:

[0017] 1. The utility model provides a adjustable pipeline hoisting structure, through setting up clamping mechanism, can in the pipeline hoisting process of different inner diameter, can be limited to different inner diameter pipeline, make the adaptability of hoisting structure get promotion, increased the practicality of hoisting structure.

[0018] 2. The utility model provides a adjustable pipeline hoisting structure, through setting up limiting component, can be limited to the adjusting frame, avoid adjusting frame to shake in the pipeline hoisting process, improve the stability of pipeline hoisting. ACCURACY OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below, 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 creative labor.

[0020] Fig. 1 The overall structure schematic diagram of the adjustable pipeline hoisting structure provided by the utility model is provided.

[0021] Fig. 2 The clamping mechanism structure schematic diagram in the adjustable pipeline hoisting structure provided by the utility model is provided.

[0022] Fig. 3 The clamping mechanism structure schematic diagram in the adjustable pipeline hoisting structure provided by the utility model is provided.

[0023] Fig. 4 The limiting component structure schematic diagram in the adjustable pipeline hoisting structure provided by the utility model is provided.

[0024] In the drawing: 1, hoisting rod, 2, positioning rack, 3, adjusting frame, 4, limiting component, 5, hoisting hook, 6, baffle, 7, connecting rod, 8, clamping plate, 9, clamping mechanism, 10, plug-in column, 11, adjusting rod, 12, extrusion block, 13, clamping assembly, 14, mounting seat, 15, clamping rod, 16, blocking ring, 17, extension spring, 18, guide slope, 19, ball, 20, limiting ball, 21, pull rod, 22, limiting plate. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only some embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] The utility model discloses a kind of adjustable pipeline hoisting structures, to solve the problems existing in the prior art above, simple structure, convenient to use, effectively guarantee the stability in pipeline hoisting process.

[0027] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the utility model will be further described in detail below with reference to the drawings and specific embodiments.

[0028] The utility model provides a kind of adjustable pipeline hoisting structure, as Figs. 1-4 As shown, it comprises: hoisting pole 1, hoisting hook 5, two clamping mechanisms 9 and two limiting components 4, hoisting hook 5 is fixedly connected to the middle part of the top surface of hoisting pole 1;Two clamping mechanisms 9 are respectively arranged on the two sides of hoisting hook 5, and the clamping mechanism 9 is slidably connected with hoisting pole 1 in the length direction of hoisting pole 1;One limiting component 4 is used to limit one clamping mechanism to the position after sliding on hoisting pole 1;Clamping mechanism 9 includes plug-in column and multiple clamping components 13, the plug-in columns of two clamping mechanisms 9 are oppositely arranged, the plug-in column is used to insert into pipeline from one end of pipeline, each clamping component 13 is arranged along the circumferential direction of plug-in column, and the movable end of clamping component 13 can move along the radial direction of plug-in column and keep the position after moving, so as to be able to tightly press the inner wall of pipeline, different length pipelines can be adjusted, different inner diameter pipelines can be stably clamped by clamping mechanism 9, and the applicability and stability of hoisting structure are improved.

[0029] In a preferred scheme of the embodiment, clamping mechanism 9 further includes connecting rod 7 and clamping plate 8, connecting rod 7 is slidably connected with hoisting pole 1 and can keep the position after sliding, clamping plate 8 is fixedly connected with the bottom of connecting rod 7, plug-in column is fixedly connected with clamping plate 8, the arrangement of connecting rod 7 and clamping plate 8 makes clamping mechanism 9 be slidably connected with hoisting pole 1, which facilitates adjusting the position of clamping mechanism 9 to adapt to pipelines of different lengths, and also provides stable support for plug-in column.

[0030] In a preferred scheme of the embodiment, further including adjusting rod 11 and extrusion block 12, plug-in column is provided with hollow cavity, extrusion block 12 is slidably connected in hollow cavity, adjusting rod 11 is threadedly connected with clamping plate 8 and can pass through clamping plate 8, one end of adjusting rod 11 extending into clamping plate 8 is rotatably connected with extrusion block 12 and can drive extrusion block 12 to slide, and makes extrusion block 12 extrude movable end of clamping component 13 to move outward along the radial direction of plug-in column to tightly press the inner wall of pipeline, the cooperation of adjusting rod 11 and extrusion block 12 can realize the adjustment of clamping component 13, so that clamping mechanism 9 can adapt to pipelines of different inner diameters, and the versatility of hoisting structure is improved.

[0031] In one preferred embodiment of the present application, the extrusion block 12 is in the shape of a frustum, and the cross section of the extrusion block 12 gradually decreases along the direction away from the clamping plate 8. The extrusion block 12 in the shape of a frustum can more effectively push the movable end of the clamping assembly 13 to move outward, thereby achieving stable clamping of the inner wall of the pipe.

[0032] In one preferred embodiment of the present application, the clamping assembly 13 comprises a mounting seat 14, a clamping rod 15, a blocking ring 16 and a telescopic spring 17. The mounting seat 14 is fixedly connected with the side wall of the insertion column. The blocking ring 16 is slidably connected with the mounting seat 14. The clamping rod 15 passes through the blocking ring 16 and is fixedly connected with the blocking ring 16. The first end of the clamping rod 15 extends out of the insertion column, and the second end of the clamping rod 15 is used to contact the extrusion block 12. The telescopic spring 17 is sleeved on the outside of the clamping rod 15. One end of the telescopic spring 17 is fixedly connected with the mounting seat 14, and the other end is fixedly connected with the blocking ring 16 to make the second end of the clamping rod 15 tightly contact the extrusion block 12. The telescopic spring 17 can make the clamping rod 15 always contact the extrusion block 12, thereby ensuring the stable and reliable clamping force on the inner wall of the pipe.

[0033] In one preferred embodiment of the present application, the clamping assembly 13 further comprises a limiting ball 20. The first end of the clamping rod 15 is provided with a mounting groove, and the limiting ball 20 is mounted in the mounting groove. The limiting ball 20 can avoid damaging the pipe when the clamping rod 15 clamps the inner wall of the pipe, and also increases the stability of clamping.

[0034] In one preferred embodiment of the present application, the limiting ball 20 is a rubber ball made of wear-resistant material. The rubber ball limiting ball 20 made of wear-resistant material has good wear resistance and elasticity, can maintain good performance in long-term use, and can also better protect the inner wall of the pipe.

[0035] In one preferred embodiment of the present application, the second end of the clamping rod 15 is a guide inclined surface 18 matched with the insertion column 10. The guide inclined surface 18 is provided with a rolling ball 19. The guide inclined surface 18 and the rolling ball 19 can reduce the friction between the clamping rod 15 and the extrusion block 12, and make the adjustment of the clamping mechanism 9 more smooth.

[0036] In one preferred embodiment of the present embodiment, the limiting assembly 4 comprises a pull rod 21 and a limiting plate 22, the clamping mechanism 9 further comprises an adjusting frame 3, the adjusting frame 3 is fixedly connected with the top of the connecting rod 7, the top of the hoisting rod 1 is provided with a positioning rack 2, the pull rod 21 is threadedly connected with the adjusting frame 3 and extends into the adjusting frame 3, the pull rod 21 is rotatably connected with the top surface of the limiting plate 22, the bottom surface of the limiting plate 22 is provided with a metal limiting strip, rotating the pull rod 21 can make the limiting plate 22 contact with the rack and make the metal limiting strip be inserted into the positioning rack 2, the limiting assembly 4 can effectively fix the clamping mechanism 9 at a specific position on the hoisting rod 1, avoiding the clamping mechanism 9 from moving during hoisting, and improving the stability of hoisting.

[0037] In one preferred embodiment of the present embodiment, two baffles 6 are further included, the two baffles 6 are fixedly connected with the two ends of the hoisting rod 1 to limit the adjusting frame 3 from being separated from the hoisting rod 1, the baffles 6 can prevent the adjusting frame 3 from accidentally falling off the hoisting rod 1, and improve the safety of the hoisting structure.

[0038] In use, the pull rod 21 is first reversely rotated, the pull rod 21 rotates to drive the limiting plate 22 to move upwards, the metal limiting strip at the lower end of the limiting plate 22 is moved out of the positioning rack 2, then according to the length of the pipeline, the adjusting frame 3 is pushed to move along the hoisting rod 1 to be adjusted to a proper length, then the clamping mechanism 9 at one end of the clamping plate 8 is pushed to be inserted into the pipeline, then the pull rod 21 is rotated, the pull rod 21 rotates to drive the metal limiting strip at the lower end of the limiting plate 22 to be inserted into the positioning rack 2, so as to limit the adjusting frame 3, then the adjusting rod 11 is rotated, the adjusting rod 11 drives the extrusion block 12 to move in rotation, since the diameters of the two sides of the extrusion block 12 are different, the extrusion block 12 drives the clamping rod 15 to move in movement, the clamping rod 15 contacts with the inner wall of the pipeline in movement to position the pipeline, the guide inclined surface 18 and the rolling ball 19 provided at the lower end of the clamping rod 15 can reduce the friction between the clamping rod 15 and the extrusion block 12, so that the extrusion block 12 drives the clamping rod 15 to push more smoothly, the limiting ball 20 provided at one end of the outer side of the clamping rod 15 can avoid damaging the inner wall of the pipeline during clamping of the clamping rod 15 to the inner wall of the pipeline. By arranging the clamping mechanism 9, different inner diameters of the pipeline can be limited during hoisting of the pipeline, so that the adaptability of the hoisting structure is improved, and the practicality of the hoisting structure is increased. By arranging the limiting assembly 4, the adjusting frame 3 can be limited, avoiding the adjusting frame 3 from shaking during hoisting of the pipeline, and improving the stability of the pipeline hoisting.

[0039] The principle and implementation mode of the utility model are described by applying specific examples, and the above embodiment is only used for helping to understand the method and core idea of the utility model; meanwhile, for the general technical personnel in the field, the specific implementation mode and application range will be changed according to the idea of the utility model. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. An adjustable pipe hoisting structure, characterized by: The utility model provides a pipe lifting device, including: a lifting rod, a lifting hook fixedly connected to the middle of the top surface of the lifting rod; two clamping mechanisms, each of which is arranged on the side of the lifting hook, and the clamping mechanism and the lifting rod are slidingly connected in the length direction of the lifting rod; two limiting components, each of which is used to limit the position of the clamping mechanism after sliding on the lifting rod; the clamping mechanism includes a plug-in column and multiple clamping components, the plug-in columns of the two clamping mechanisms are arranged opposite to each other, the plug-in column is used to insert the pipe from one end of the pipe, each clamping component is arranged along the circumference of the plug-in column, and the movable end of the clamping component can move along the radial direction of the plug-in column and keep the position after moving, so as to tightly press the inner wall of the pipe.

2. The adjustable pipe hoisting structure according to claim 1, characterized by: the clamping mechanism also includes a connecting rod and a clamping plate, the connecting rod is slidingly connected with the lifting rod and can keep the position after sliding, the clamping plate is fixedly connected with the bottom of the connecting rod, and the plug-in column is fixedly connected with the clamping plate.

3. The adjustable pipe hoisting structure according to claim 2, characterized by: It also includes an adjusting rod and an extrusion block, the plug-in column is provided with a hollow cavity, the extrusion block is slidingly connected in the hollow cavity, the adjusting rod is threadedly connected with the clamping plate and can pass through the clamping plate, one end of the adjusting rod extending into the clamping plate is rotationally connected with the extrusion block and can drive the extrusion block to slide, and the extrusion block extrudes the movable end of the clamping component to move outward along the radial direction of the plug-in column to tightly press the inner wall of the pipe.

4. The adjustable pipe hoisting structure according to claim 3, characterized by: the extrusion block is a truncated cone structure, and the cross section of the extrusion block gradually decreases in the direction away from the clamping plate.

5. The adjustable pipe hoisting structure according to claim 4, characterized in that: the clamping component includes a mounting seat, a clamping rod, a blocking ring and a telescopic spring, the mounting seat is fixedly connected with the side wall of the plug-in column, the blocking ring is slidingly connected with the mounting seat, the clamping rod passes through the blocking ring and is fixedly connected with the blocking ring, the first end of the clamping rod extends out of the plug-in column, the second end of the clamping rod is used to contact the extrusion block, the telescopic spring is sleeved outside the clamping rod, one end of the telescopic spring is fixedly connected with the mounting seat, and the other end is fixedly connected with the blocking ring to tightly press the second end of the clamping rod against the extrusion block.

6. The adjustable pipe hoisting structure according to claim 5, characterized by: the clamping component also includes a limiting ball, the first end of the clamping rod is provided with a mounting groove, and the limiting ball is mounted in the mounting groove.

7. The adjustable pipe hoisting structure according to claim 6, characterized in that: the limiting ball is a rubber ball made of wear-resistant material.

8. The adjustable pipe hoisting structure according to claim 7, characterized by: the second end of the clamping rod is a guide inclined surface matched with the plug-in column, and the guide inclined surface is provided with a rolling ball.

9. The adjustable pipe hoisting structure according to claim 8, characterized in that: the limiting component includes a pull rod and a limiting plate, and the clamping mechanism also includes an adjusting frame, the adjusting frame is fixedly connected with the top of the connecting rod, the top of the lifting rod is provided with a positioning rack, the pull rod is threadedly connected with the adjusting frame and extends into the adjusting frame, the pull rod is rotationally connected with the top surface of the limiting plate, and the bottom surface of the limiting plate is provided with a metal limiting strip, rotating the pull rod can make the limiting plate contact the rack and make the metal limiting strip plug into the positioning rack.

10. The adjustable pipe hoisting structure according to claim 9, characterized by: Two baffle plates are further included, which are fixedly connected to two ends of the hoisting rod to limit the adjusting frame from being separated from the hoisting rod.

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