Large pipeline positioning and lifting device adopting tube well upside-down mounting method

Abstract

The utility model relates to the technical field of building construction, and discloses a tube well upside-down method large pipeline positioning and lifting device which comprises a main body frame, four symmetrically-arranged track pulleys A are fixedly installed on the top of the main body frame, and the four track pulleys A are installed at the bottom of an I-shaped steel track in a sliding mode. An electric hoist is fixedly installed on the left side of the bottom of the main body frame, a fixed pulley A is fixedly installed on the inner wall of the main body frame and located below the electric hoist, and two symmetrically-arranged fixed pulleys B are fixedly installed on the side wall of the main body frame; according to the device, the traditional mode that temporary lifting lugs are welded to pipelines, chain blocks are used, and manual operation is adopted is changed into the mode that pipe sections are prefabricated without damage and mechanical assembly is adopted; the device has the advantages of being rapid in deployment, efficient in operation, accurate in positioning and the like, is particularly suitable for large pipeline upside-down construction and assembly on a tube well construction site, facilitates construction and installation, and finally achieves the purposes of shortening the construction period and improving the quality.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field, concretely is a big pipeline positioning and hoisting device of pipe well upside down method. BACKGROUND

[0002] Under the policy of "improving technical level and engineering quality, promoting the transformation and upgrading of building industry; guiding enterprises to research and develop and apply technology, equipment and machine tools suitable for assembly type construction, improving the assembly construction connection quality of parts and components and the safety performance of buildings.", the development of building industrialization is in full swing; in order to solve the quality and progress of big pipeline construction installation of pipe well upside down method, especially the quality and progress of wall sticking big pipeline construction assembly, the project department finally designs a big pipeline positioning and hoisting device of pipe well upside down method, forms the prefabricated assembly installation capacity; then changes the traditional welding of temporary lifting lugs on the pipeline and the use of inverted chain hoist and manual operation mode into non-destructive prefabricated pipe section and mechanized assembly operation mode, finally realizes the purpose of shortening the engineering period and improving the engineering quality. CONTENT OF THE UTILITY MODEL

[0003] (I) technical problem solved

[0004] In view of the deficiency of prior art, the utility model provides a big pipeline positioning and hoisting device of pipe well upside down method, which has the advantages of big pipeline upside down method construction assembly, and solves the above problems.

[0005] (II) technical scheme

[0006] In order to realize the purpose of the above-mentioned big pipeline upside down method construction assembly, the utility model provides the following technical scheme: a big pipeline positioning and hoisting device of pipe well upside down method, which comprises a main body frame, four symmetrical track pulleys A are fixedly installed on the top of the main body frame, four track pulleys A are slidably arranged on the bottom of the I-shaped steel track, an electric hoist is fixedly installed on the left side of the bottom of the main body frame, a fixed pulley A is fixedly installed on the inner wall of the main body frame and below the electric hoist, two symmetrical fixed pulleys B are fixedly installed on the side wall of the main body frame, a ratchet pulley is fixedly installed on the side wall of the main body frame and between the two fixed pulleys B, two symmetrical fixed pulleys C and D are fixedly installed on the right side of the bottom of the main body frame respectively, a track pulley B is slidably installed on the bottom of the main body frame, a cross beam is fixedly installed on the bottom of the track pulley B, two symmetrical fixed points A are fixedly installed on the side wall of the cross beam, a fixed point B and a fixed pulley E are installed on the both ends of the bottom of the cross beam respectively.

[0007] Preferably, the number of I-shaped steel tracks is two and symmetrically arranged, the left I-shaped steel track is connected with the floor through the channel steel support, and the right I-shaped steel track is connected with the load-bearing wall through the angle steel support.

[0008] Preferably, the outer side of the ratchet wheel is provided with a chain, and the other end of the chain is provided on the fixed pulley B and movably connected with the fixed point A.

[0009] Preferably, the outer side of the electric hoist is provided with a steel wire rope, and the other end of the steel wire rope is inserted on the movable pulley, and one end of the steel wire rope is firstly inserted on the fixed pulley A, the fixed pulley E, the movable pulley and the fixed pulley C, and then the steel wire rope is inserted from the fixed pulley C to the fixed pulley D, and then inserted into the movable pulley and connected with the fixed point B.

[0010] Preferably, the movable pulley hanger is arranged on both sides of the clamping hanger, the clamping hanger comprises a base, the inner side of the base movably embeds a ratchet A and a ratchet B, the inner side of the base slidably inserts two auxiliary holders which are mutually engaged with the ratchet A and the ratchet B, the end of one of the two auxiliary holders is fixedly installed with a main holder, the other end of the other auxiliary holder is detachably connected with the end of the main holder, and the inner wall of the main holder is fixedly installed with an antiskid pad.

[0011] Preferably, the side of the base is fixedly installed with a clamping piece, the clamping piece is in Y shape, the inner wall of the clamping piece is also fixedly installed with an antiskid pad, and the clamping piece is arranged in an inclined manner.

[0012] (Three) beneficial effects

[0013] Compared with the prior art, the utility model provides a kind of big pipe positioning and lifting device of pipe well reverse installation method, with the following beneficial effects:

[0014] After the device and supporting component are transported to pipe well construction site, the I-beam track is fixed to horizontal state by installing support on both sides of pipe well, then four track pulleys fixed on main frame are clamped on I-beam track, power supply of electric hoist is connected, steel wire rope is released, two special clamping hangers are required to be sleeved on steel wire rope, then special clamping hanger is required to be installed on the horizontal prefabricated pipe section to be hoisted, electric hoist is started to hoist prefabricated pipe section, prefabricated pipe section is in vertical state, then chain of ratchet wheel is operated, so that fixed point and pulley fixed on crossbeam move along the vertical direction of pipe well wall to adjust the distance between prefabricated vertical pipe section and upper pipe section to be matched in the direction perpendicular to pipe well wall, then main frame is moved to align prefabricated vertical pipe section and upper pipe section to be matched, then electric hoist is continuously controlled to lift prefabricated pipe section, so that the pipe ends of upper and lower pipe sections are close, and finally the matching operation of upper and lower pipe sections is realized.

[0015] The device changes the traditional welding of temporary lifting lug on pipe and the use of chain hoist and manual operation mode into lossless prefabricated pipe section and mechanized assembly mode; the device is quickly deployed, and has the characteristics of efficient operation and accurate positioning, and is especially suitable for large pipe reverse installation method construction and assembly in pipe well construction site, facilitates construction and installation, and finally realizes the purpose of shortening construction period and improving quality. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the installation of the lifting device of this utility model;

[0017] Figure 2 This is a schematic diagram of the lifting device for hoisting pipelines according to this utility model;

[0018] Figure 3 This is a schematic diagram of the planar structure of this utility model;

[0019] Figure 4 This is a top view of the structure of this utility model;

[0020] Figure 5 This is a top view of the main frame and crossbeams of this utility model.

[0021] Figure 6 This is a top view of the clamping and lifting device of this utility model;

[0022] Figure 7 This is a front structural diagram of the clamping and lifting device of this utility model.

[0023] In the diagram: 1. Main frame; 2. I-beam rail; 3. Crossbeam; 4. Rail pulley A; 5. Rail pulley B; 6. Electric hoist; 7. Fixed point B; 8. Fixed pulley E; 9. Fixed pulley C; 10. Fixed pulley D; 11. Fixed pulley A; 12. Fixed point A; 13. Fixed pulley B; 14. Ratchet pulley; 15. Base; 16. Movable pulley; 17. Clamping device; 18. Main clamping device; 19. Anti-slip mat; 20. Auxiliary clamping device; 21. Ratchet A; 22. Ratchet B; 23. Chain hoist; 24. Wire rope. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] Please see Figures 1-5The utility model provides a kind of pipe well inversion method large pipe positioning lifting device, including main frame 1, four symmetrical track pulleys A4 are fixedly installed on the top of main frame 1, four track pulleys A4 are slidably installed on the bottom of I-beam track 2, the number of I-beam track 2 is two and symmetrically arranged, left I-beam track 2 is connected with floor by channel steel support, right I-beam track 2 is connected with load-bearing wall by angle steel support. By moving lifting hoisting device along the I-beam track 2 arranged in pipe well, the designed multiple vertical pipes in pipe well can be sequentially constructed and installed by inversion method, and the horizontal direction of the precast pipe section lifted is matched with the lower end of the upper pipe section, which saves time and effort and facilitates the construction and installation of pipe well vertical pipe inversion method.

[0026] Please refer to Figures 1-5 Electric hoist 6 is fixedly installed on the left side of the bottom of main frame 1, fixed pulley A11 is fixedly installed on the inner wall of main frame 1 and below electric hoist 6, two symmetrical fixed pulleys B13 are fixedly installed on the side wall of main frame 1, ratchet pulley 14 is fixedly installed on the side wall of main frame 1 between two fixed pulleys B13, two symmetrical fixed pulleys C9 and fixed pulley D10 are fixedly installed on the right side of the bottom of main frame 1 respectively.

[0027] Please refer to Figures 1-5 Track pulley B5 is slidably installed on the bottom of main frame 1, cross beam 3 is fixedly installed on the bottom of track pulley B5, two symmetrical fixed points A12 are fixedly installed on the side wall of cross beam 3, fixed point B7 and fixed pulley E8 are installed on the bottom of cross beam 3 respectively.

[0028] Please refer to Figures 1-5 Ratchet pulley 14 is wound with inverted chain 23 on the outside, and the other end of inverted chain 23 is wound on fixed pulley B13 and movably connected with fixed point A12. By driving inverted chain 23 to rotate with ratchet pulley 14, in turn, driving cross beam 3 to slide by pulling fixed pulley B13 to move, the fixed point A12 and fixed pulley B13 on it are moved back and forth relative to the wall of pipe well synchronously, the vertical pipe section hung away from or close to the wall, the horizontal direction of the vertical pipe section is matched with the lower end of the upper pipe section, which facilitates the construction and installation of pipe well vertical pipe inversion method.

[0029] Please refer to Figures 1-5 Steel wire rope 24 is wound on the outside of electric hoist 6, the other end of steel wire rope 24 is inserted and wound on movable pulley 16, one end of steel wire rope 24 is first inserted and wound on fixed pulley A11, fixed pulley E8, movable pulley 16 and fixed pulley C9, and then steel wire rope 24 is inserted and wound on fixed pulley D10 from fixed pulley C9, and then inserted and wound on movable pulley 16 and connected with fixed point B7.

[0030] Please refer to Figures 6-7, the movable pulley 16 is hung on both sides of the clamping hanger, the clamping hanger comprises a base 15, the inside of the base 15 is movably embedded with a ratchet A21 and a ratchet B22 respectively, the inside of the base 15 is slidably inserted with two auxiliary holders 20 which are mutually engaged with the ratchet A21 and the ratchet B22, the end of one of the auxiliary holders 20 is fixedly installed with a main holder 18, the other end of the other auxiliary holder 20 is detachably connected with the end of the main holder 18, and the inner wall of the main holder 18 is fixedly installed with an antiskid pad 19.

[0031] Please refer to Figures 6-7 , the side of the base 15 is fixedly installed with a clamping piece 17, the clamping piece 17 is in Y shape, the inner wall of the clamping piece 17 is also fixedly installed with an antiskid pad 19, and the clamping piece 17 is arranged in an inclined manner. The prefabricated pipe section does not need to be welded with a temporary lifting lug during processing, the clamping hanger is directly sleeved on the pipe section by adjusting the main holder 18 and the auxiliary holder 20, the pipe section is lifted by the friction force of the special structure of the hanger on the surface of the pipe, the hanger is loosened after the pipe section is lifted, the hanger slides along the pipe section to a height convenient for workers to work, and then the lifting operation of the next pipe section is carried out. The three actions of the device can accurately position the pipe end in three dimensions and assemble the upper pipe section; the device is arranged at the lower part of the pipe well structure beam, and the clamping point of the hanger is arranged at the upper part of the pipe section, so that the upper part of the pipe section can smoothly pass through the floor sleeve to reach the prefabricated pipe section assembly point position, which greatly facilitates the inverted construction of the prefabricated pipe section.

[0032] Working principle: in use, the device is transported to the pipe well construction site, the I-beam track 2 is fixed in a horizontal state by installing supports on both sides of the pipe well, the four track pulleys A4 fixed on the main frame 1 are clamped on the I-beam track 2, the power cable of the electric hoist 6 is connected, the steel wire rope 24 is released, two special clamping hangers are sleeved on the steel wire rope 24 according to requirements, then the special clamping hangers are installed on the horizontal prefabricated pipe section to be lifted according to requirements, the electric hoist 6 is started to lift the prefabricated pipe section, the prefabricated pipe section is in a vertical state, the counterweight chain 23 on the ratchet pulley 14 is operated to move the fixed point A12 and the fixed pulley B13 fixed on the cross beam 3 along the vertical direction of the pipe well wall to adjust the vertical pipe section and the upper pipe end to be assembled in the direction perpendicular to the pipe well wall, then the main frame 1 is moved to make the vertical pipe section and the upper pipe section to be assembled in the horizontal direction consistent with the pipe well wall, the lower end of the pipe section and the upper pipe section to be assembled are aligned, then the electric hoist 6 is controlled to continue lifting the prefabricated pipe section, and finally the assembly of the upper and lower pipe sections is realized.

[0033] In summary, the device changes the traditional welding of temporary lifting lugs on the pipe and the manual operation mode of the chain hoist to a non-destructive prefabricated pipe section and a mechanical assembly operation mode; the device is fast to deploy, efficient to operate, accurate to position, and especially suitable for large pipe inverted construction and assembly in the pipe well construction site, which facilitates the construction and installation, and finally achieves the purpose of shortening the construction period and improving the quality.

[0034] 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 pipe well inversion method large pipe positioning and lifting device comprising a main body frame (1), characterized in that: The top of the main frame (1) is fixedly installed with four symmetrically arranged track pulleys A (4), the four track pulleys A (4) are slidably arranged on the bottom of the I-beam track (2), the left side of the bottom of the main frame (1) is fixedly installed with an electric hoist (6), the inner wall of the main frame (1) and below the electric hoist (6) is fixedly installed with a fixed pulley A (11), the side wall of the main frame (1) is fixedly installed with two symmetrically arranged fixed pulleys B (13), the side wall of the main frame (1) and between the two fixed pulleys B (13) is fixedly installed with a ratchet pulley (14), the right side of the bottom of the main frame (1) is respectively fixedly installed with two symmetrically arranged fixed pulleys C (9) and fixed pulleys D (10), the bottom of the main frame (1) is slidably installed with a track pulley B (5), the bottom of the track pulley B (5) is fixedly installed with a cross beam (3), the side wall of the cross beam (3) is fixedly installed with two symmetrically arranged fixed points A (12), the bottom of the cross beam (3) is respectively installed with a fixed point B (7) and a fixed pulley E (8).

2. A pipe well inversion method large pipe positioning and lifting device according to claim 1, characterized in that: The number of the I-beam track (2) is two and symmetrically arranged, the left I-beam track (2) is connected with the floor through the channel steel support, and the right I-beam track (2) is connected with the load-bearing wall through the angle steel support.

3. A pipe well inversion method large pipe positioning and lifting device according to claim 1, characterized in that: The outer side of the ratchet pulley (14) is wound with a drop chain (23), the other end of the drop chain (23) is wound on the fixed pulley B (13) and movably connected with the fixed point A (12).

4. A pipe well inversion method large pipe positioning and lifting device according to claim 1, characterized in that: The outer side of the electric hoist (6) is wound with a steel wire rope (24), the other end of the steel wire rope (24) is inserted and wound on the movable pulley (16), one end of the steel wire rope (24) is first threaded through the fixed pulley A (11), the fixed pulley E (8), the movable pulley (16) and the fixed pulley C (9), and then the steel wire rope (24) is threaded from the fixed pulley C (9) into the fixed pulley D (10), downward into the movable pulley (16) and connected with the fixed point B (7).

5. A pipe ram method pipe well inversion method pipe positioning and lifting device according to claim 4, characterised in that: The movable pulley (16) is hung on both sides of the clamping hanger, the clamping hanger comprises a base (15), the inner part of the base (15) is movably embedded with a ratchet A (21) and a ratchet B (22), the inner part of the base (15) is slidably inserted with two auxiliary holders (20) which are in mesh with the ratchet A (21) and the ratchet B (22), the end of one of the two auxiliary holders (20) is fixedly installed with a main holder (18), the other end of the other auxiliary holder (20) is detachably connected with the end of the main holder (18), the inner wall of the main holder (18) is fixedly installed with a non-slip pad (19).

6. A pipe ramming method large pipe positioning and lifting device according to claim 5, characterized in that: The side of the base (15) is fixedly installed with a clamping piece (17), the clamping piece (17) is Y-shaped, the inner wall of the clamping piece (17) is also fixedly installed with a non-slip pad (19), and the clamping piece (17) is arranged in an inclined manner.

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