CN113530151B - Construction method for vertical pipeline of sectional assembly type high-rise building pipe well - Google Patents

Abstract

The application relates to a construction method of a vertical pipeline of a pipe well of a segmented and assembled high-rise building, which comprises the following steps of firstly, opening a pipeline well mouth in a vertical shape on an interlayer of an adjacent floor, and then installing a pipeline installation frame at the pipeline well mouth; step two, the water pipes are gradually and vertically arranged on the pipeline mounting frame from the lower floor to the upper floor through the pipe holding device, and then the vertically corresponding water pipes between the adjacent floors are fixedly connected; and thirdly, performing waterproof treatment between the pipeline mounting rack and the pipeline wellhead as well as between the water pipe and the pipeline mounting rack. This application has the ann of making things convenient for the pipeline to change and characteristics such as water repellent.

Description

Construction method for vertical pipeline of sectional assembly type high-rise building pipe well

Technical Field

The application relates to the technical field of pipeline laying of high-rise buildings, in particular to a sectional assembly type high-rise building pipe well vertical pipeline construction method.

Background

At present, urban high-rise buildings in China are increasingly developed towards the direction of complex functions, and a shopping center, an office building and a hotel are often contained in the same high-rise building, so that various types of vertical pipelines have to be densely arranged in a pipe well with a narrow space to meet the rich building function requirements. The traditional construction method of the field processing and hoisting connection of the pipe well vertical pipe section by section needs a large amount of field processing and manufacturing, the field is short, the processing condition is limited, the level of the vertical pipe manufacturing process is low, in addition, a large amount of field hoisting and welding are needed, the vertical transportation equipment occupies long time, the construction difficulty is large, the efficiency is low, the construction period is long, and short plates exist in the electromechanical construction of high-rise buildings. Therefore, how to improve the manufacturing process level of the vertical pipe, improve the construction efficiency, reduce the construction difficulty and ensure the construction quality is a difficult problem for construction enterprises, and the problem needs to be solved as soon as possible.

The prior patent publication number: CN112049367A discloses a sectionally assembled high-rise building pipe shaft vertical pipe structure and its construction method, including S1: collecting and arranging relevant data of the vertical pipes, confirming a fixed connection mode of each layer of vertical pipe frame and a main structure beam, confirming a load calculation mode and an intensity meter image compensation quantity calculation mode, confirming connection modes of pipelines, sleeves and supports under the conditions of different pipe diameters, different materials and heat preservation, confirming connection specifications of branch pipes, confirming water supply and drainage, fire protection and air conditioning, and confirming the pipeline diameter, position elevation and horizontal position orientation of each layer of three-way branch pipe; s2: checking the structural design of the tube well vertical tube module; s3: the method comprises the following steps of (1) deeply designing a vertical pipe of a pipe well, and arranging the specific installation position of each pipe fitting on the vertical pipe according to construction operation; determining the size, the number, the material and the connection mode of the components of the pipe group according to the design specification; drawing a processing drawing of each component by utilizing AUTOCAD and REVIT architectural drawings; s4: the method comprises the following steps of (1) manufacturing a riser module in a factory, firstly calculating the total quantity of various pipelines, steel plates and profile steels required according to a riser module pipe frame processing diagram, then storing materials in advance according to a construction progress plan, inviting a supervision unit to accept the materials by a processing and manufacturing part according to a prefabricated riser manufacturing guide book and corresponding acceptance specifications after the materials reach the factory, finally processing a sleeve, a profile steel framework, a plate and a reinforcing rib, welding the riser module pipe frame, processing the riser module pipelines and installing a prefabricated pipe group; s5: and after various tasks in the steps S1-S4 are prepared, starting installation construction, transporting the riser module to a construction area, hoisting the riser module to a specified position through hoisting equipment, and then welding and welding flaw detection acceptance of the riser module.

The above related technical solutions have the following drawbacks: this solution is more computationally intensive in the early stages of installation, but is not very convenient when installing riser modules.

Disclosure of Invention

In order to facilitate the installation of pipelines, the application provides a construction method of a vertical pipeline of a segmented and assembled high-rise building pipe well.

The above object of the present application is achieved by the following technical solutions:

a construction method of a vertical pipeline of a pipe well of a segmented and assembled high-rise building comprises the steps of firstly, perforating a vertical pipeline well mouth on an interlayer of an adjacent floor, and then installing a pipeline installation frame at the pipeline well mouth; step two, the water pipes are gradually vertically arranged on the pipeline mounting rack from the lower floor to the upper floor through the pipe holding device, and then the vertically corresponding water pipes between the adjacent floors are connected and fixed; and thirdly, performing waterproof treatment between the pipeline mounting rack and the pipeline wellhead as well as between the water pipe and the pipeline mounting rack.

By adopting the technical scheme, when the pipeline of the high-rise building is installed by the construction method, the hole mouths of the pipeline punched on the floor slab are firstly formed, then the pipeline installation frame is fixed on the hole mouths of the pipeline, the water pipe is vertically installed into the pipeline installation frame through the pipe holding device, then the vertically adjacent pipeline is fixed, finally, the joints of all the parts are subjected to waterproof treatment, the pipeline is more conveniently installed in the scheme, and the installation efficiency of the pipeline can be effectively improved.

Preferably, the pipeline well head has seted up the ladder slot from top to bottom, the week side end of pipeline mounting bracket be provided with insert the joint in the ladder overlap of ladder slot, the pipeline well head is in the vertical location that is provided with of diapire circumference of ladder slot inserts the post, the confession has been seted up on the ladder overlap the post male location jack is inserted in the location.

Through adopting above-mentioned technical scheme, when the installation piping erection frame, with piping erection frame disect insertion pipeline well mouth in for the location is inserted the post and is aimed at the location jack, and the location is inserted the post and is mixed the location jack after in completely, in the ladder overlap will insert the ladder slot completely, and piping erection frame is fixed in the pipeline well mouth this moment, makes the water pipe can not cause the damage because of piping erection frame's horizontal migration after installing in piping erection frame, thereby effectively guarantees the life of water pipe.

Preferably, a plurality of water supplies are vertically arranged on the pipeline mounting frame, the water pipe is vertically inserted into the pipeline mounting pipe, and the peripheral side end of the water pipe is provided with a positioning ring platform which is abutted to the top of the pipeline mounting pipe.

Through adopting above-mentioned technical scheme, when installing the water pipe on the piping erection frame, with the water pipe disect insertion piping erection frame in for the direct butt of position ring platform is in the upper end of piping erection frame, makes the depth of insertion of water pipe directly injectd, thereby makes things convenient for follow-up installation.

Preferably, the water pipe is including inserting the intraductal registration arm of piping erection and connecting in adjacent the connecting pipe of registration arm, the confession has been seted up to the upper end of registration arm the first annular of connecting pipe lower extreme insertion, the confession has been seted up to the connecting pipe upper end the male second annular of registration arm lower extreme.

Through adopting above-mentioned technical scheme, fall into two parts with the water pipe, make after inserting the registration arm on the piping erection frame, the highest position of registration arm can not push up to on the floor, the whole length of registration arm also can weak point in the height of one deck stair, make the registration arm directly stick up in the building body, install the connecting pipe again after having installed the registration arm, make the lower extreme of connecting pipe insert in the first annular, and when installing the registration arm of last one deck again, the lower extreme of registration arm will insert in the second annular of connecting pipe upper end, thereby guarantee that registration arm and connecting pipe can accurately align.

Preferably, a high-temperature plastic sleeve is arranged at the joint of the positioning pipe and the connecting pipe in a sealing manner.

Through adopting above-mentioned technical scheme, the back that the registration arm and connecting pipe were pieced together constitutes the water pipe, after whole construction, will lead to water in the water pipe, and the concatenation department of connecting pipe and registration arm will leak more easily, moulds the envelope through high temperature in this scheme and seals the junction to reduce the risk of leaking.

Preferably, the pipe holding device comprises a movable base which is horizontally supported on the ground in a sliding manner, a support frame which is vertically arranged at the upper end of the movable base, a rotating frame which is rotatably arranged at the upper end of the support frame, and a holding frame which is vertically arranged on the side end of the rotating frame in a sliding manner and is used for clamping the water pipe.

Through adopting the above technical scheme, the length ratio of whole root registration arm is longer, and weight also can be heavier, it will be more convenient to embrace the clamp with registration arm and connecting pipe through embracing the pipe device in this scheme to install, when embracing through embracing the pipe device and press from both sides, remove the base and remove to the assigned position, rotate the rotating turret to being close the horizontality, embrace this moment and get the frame down, the artifical connecting pipe or registration arm of slightly lifting, make and embrace and get the side that the frame can centre gripping is at connecting pipe or registration arm, it slides to the rotating turret one end after to embrace and get the frame, the rotating turret rotates to being vertical state, embrace and get the frame and continue to shift up this moment, make connecting pipe or registration arm remove to higher position after, remove the base and remove, thereby can place assigned position with connecting pipe and registration arm and install, whole process will be more convenient.

Preferably, the holding frame comprises a sliding block which vertically slides on the side end of the rotating frame and arc holding clamps which rotatably arranged on two side ends of the sliding block, and anti-skidding convex columns are arranged at one ends, close to each other, of the holding clamps.

Through adopting above-mentioned technical scheme, when embracing when getting a centre gripping connecting pipe and registration arm, two embrace to press from both sides and rotate to the maximum angle and embrace the pipeline centre gripping in two arc walls between pressing from both sides, the antiskid projection will direct butt at the side of connecting pipe or registration arm this moment, through antiskid projection increase connecting pipe and registration arm and embrace the frictional force between pressing from both sides to guarantee to embrace and get a frame and can press from both sides connecting pipe and registration arm smoothly.

Preferably, an arc-shaped installation sliding groove is formed in one end, close to each other, of the holding clamp along the arc-shaped inner wall, an installation sliding seat which is inserted into the installation sliding groove in a sliding mode is arranged at one end of the anti-skidding convex column, the holding clamp is arranged at one end, far away from the sliding block, of the installation sliding groove in a rotating mode, and a limiting piece which blocks the installation sliding groove is arranged.

Through adopting above-mentioned technical scheme, anti-skidding convex column slides through the installation slide and inserts in the installation spout, make anti-skidding convex column can change, when getting the frame clamp through embracing and getting and get when connecting pipe or registration arm, the accessible is changed the pipeline of anti-skidding convex column of different length in order to adapt to different diameters, thereby reach better centre gripping effect, the entry of spout will be installed to the spacing piece of pivoted carries out the shutoff, make anti-skidding convex column can not follow roll-off in the installation spout easily, the orientation of seting up of installation spout makes anti-skidding convex column butt to when pipeline side and atress simultaneously, the lateral wall of arc groove is installed to the butt that the installation slide will be tight, thereby guarantee the stability of anti-skidding convex column.

Preferably, the rotating frame is provided with a plastic package installation assembly on the upper side of the holding frame, the plastic package installation assembly comprises a transfer box located at the side end of the rotating frame, and a high-temperature arc nozzle arranged at two side ends of the transfer box, arc-shaped and communicated with a transfer bin in the transfer box, and a sliding plug-in connection with the transfer bin far away from one end of the transfer box, the high-temperature arc nozzle is communicated with the transfer box, and the high-temperature arc nozzle and the inner side end of the transfer bin are provided with high-temperature spray holes.

Through adopting above-mentioned technical scheme, when installation high temperature plastic envelope cover, bond the junction at connecting pipe and registration arm with the winding of high temperature plastic envelope cover, then be close to the junction of pipeline with the transfer storehouse, let in high-temperature steam to the transfer incasement this moment, high-temperature steam gets into in the transfer storehouse along the transfer case, great pressure is with high temperature arc shower nozzle in releasing from the transfer storehouse, high-temperature steam is from the high temperature orifice blowout of high temperature arc shower nozzle and transfer storehouse to the high temperature plastic envelope on, thereby make the junction of high temperature plastic envelope shrinkage and with connecting pipe and registration arm sealed, thereby guarantee hot plastic envelope's effect.

Preferably, a high-temperature steam production box is arranged at the side end of the support frame and communicated with the transfer box.

By adopting the technical scheme, the high-temperature steam production box at the side end of the support frame generates continuous high-temperature steam, so that the hot plastic package can be continuously carried out in the construction process.

To sum up, the beneficial technical effect of this application does:

1. when the pipeline of the high-rise building is installed by the construction method, a pipeline wellhead is punched on the floor slab, the pipeline installation frame is fixed on the pipeline wellhead, the water pipe is vertically installed in the pipeline installation frame through the pipe holding device, the vertically adjacent pipelines are fixed, and finally the joints of the parts are subjected to waterproof treatment, so that the pipeline is more convenient to install, and the installation efficiency of the pipelines can be effectively improved;

2. when the pipe holding device is used for holding and clamping, the movable base is moved to a designated position, the rotating frame is rotated to be close to a horizontal state, the holding frame faces downwards, the connecting pipe or the positioning pipe is slightly lifted manually, the holding frame can be clamped at the side end of the connecting pipe or the positioning pipe, the rotating frame rotates to be in a vertical state after the holding frame slides to one end of the rotating frame, the holding frame continues to move upwards at the moment, the movable base moves after the connecting pipe or the positioning pipe moves to a higher position, and therefore the connecting pipe and the positioning pipe can be placed at the designated positions for installation, and the whole process is more convenient;

3. When installation high temperature plastic envelope cover, bond the junction at connecting pipe and registration arm with the winding of high temperature plastic envelope cover, then be close to the junction of pipeline with the transfer storehouse, let in high-temperature steam to the transfer incasement this moment, high-temperature steam gets into in the transfer storehouse along the transfer case, great pressure is released high temperature arc shower nozzle in from the transfer storehouse in, high temperature steam is from the high temperature orifice blowout of high temperature arc shower nozzle and transfer storehouse to the high temperature plastic envelope on, thereby make the junction that high temperature plastic envelope shrink and will connecting pipe and registration arm sealed, thereby guarantee the effect of hot plastic envelope.

Drawings

FIG. 1 is a schematic view of a construction site for pipeline construction;

FIG. 2 is an exploded view of the pipe mount and floor;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is an enlarged view of FIG. 2 at B;

FIG. 5 is a schematic structural view of a pipe embracing apparatus;

FIG. 6 is an enlarged view at C of FIG. 5;

fig. 7 is an enlarged view of fig. 5 at D.

In the figure: 1. a pipe mounting frame; 2. a pipe holding device; 3. a water pipe; 4. a pipeline wellhead; 5. a step slot; 6. a frame body; 7. installing a pipe by a pipeline; 8. step flashing; 9. positioning the inserted column; 10. positioning the jack; 11. a positioning tube; 12. a connecting pipe; 13. positioning the ring table; 14. a first ring groove; 15. a first annular protrusion; 16. a second ring groove; 17. a high-temperature plastic envelope; 18. a second annular protrusion; 19. moving the base; 20. a support frame; 21. a rotating frame; 22. a holding and taking frame; 23. a plastic package mounting assembly; 24. a motor; 25. a driving gear; 26. a driven gear; 27. a first cylinder; 28. a second cylinder; 29. a slider; 30. clamping; 31. an extension plate; 32. a driving cylinder; 33. installing a chute; 34. installing a sliding seat; 35. a limiting sheet; 36. anti-skid convex columns; 37. a transfer box; 38. a transfer bin; 39. a high temperature arc nozzle; 40. a high temperature steam production tank; 41. a steam pipe; 42. and (5) spraying the holes at high temperature.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

Referring to fig. 1, a sectional assembly type high-rise building pipe shaft vertical pipeline construction method comprises the steps of firstly, installing a pipeline installation frame 1; step two, installing a water pipe 3 through the pipe holding device 2; and step three, performing waterproof treatment.

Referring to fig. 2 and 3, in the first step, a pipeline wellhead 4 is vertically arranged at the corner of a floor slab of an adjacent floor, the pipeline wellhead 4 is square, a step slot 5 is arranged at the periphery of the pipeline wellhead 4 at the upper end of the floor slab, the step slot 5 is also square and is the same as the axis of the pipeline wellhead 4, the pipeline mounting rack 1 comprises a square rack body 6 directly inserted into the pipeline wellhead 4 and a pipeline mounting pipe 7 welded at the middle part of the rack body 6, a step flange 8 inserted into the step slot 5 is integrally arranged at the periphery end of the rack body 6, the floor slab is vertically provided with a plurality of positioning insertion posts 9 in the periphery of the bottom wall of the step slot 5, the positioning insertion holes 10 for inserting the positioning insertion posts 9 are vertically arranged on the step flange 8, so that when the pipeline mounting rack 1 is inserted into the pipeline wellhead 4, the pipeline mounting pipe 7 is in a vertical state.

Referring to fig. 3 and 4, the water pipe 3 includes a positioning pipe 11 and a connecting pipe 12, a positioning ring platform 13 is convexly arranged at the peripheral side end of the positioning pipe 11, the positioning pipe 11 can be directly inserted into the pipe installation pipe 7, and when the lower end of the positioning pipe 11 penetrates out of the lower end of the pipe installation pipe 7 to reach the next floor, the positioning ring platform 13 abuts against the top of the pipe installation pipe 7, so that the positioning pipe 11 is positioned while being in a vertical state.

The diameter of registration arm 11 and connecting pipe 12 is the same, the top of registration arm 11 has been seted up and has been annular first annular 14, the lower extreme an organic whole of connecting pipe 12 is provided with the first ring of grafting in first annular 14 protruding 15, the top of connecting pipe 12 has been seted up and has been annular second annular 16, the lower extreme an organic whole of registration arm 11 is provided with the second ring of grafting in second annular 16 protruding 18, make registration arm 11 and connecting pipe 12 connect gradually, and the position cladding that connects at registration arm 11 and connecting pipe 12 has high temperature plastic envelope 17, through high temperature plastic envelope 17 with the clearance seal between connecting pipe 12 and the registration arm 11, reduce the leakage.

Referring to fig. 5, the pipe embracing device 2 is required to operate when the positioning pipe 11 and the connecting pipe 12 are installed and coated with the high temperature plastic package 17, and the pipe embracing device 2 includes a moving base 19, a supporting frame 20, a rotating frame 21, a embracing and taking frame 22 and a plastic package installation component 23.

Remove base 19 and be the metal platform that a level was placed, the lower extreme of removing base 19 has a plurality of universal pulleys through the bolt fastening, make remove base 19 can remove on ground under universal pulley's effect, support frame 20 is the metal pole of vertical welding at removal base 19 upper end middle part, rotating turret 21 rotates the top of connecting at support frame 20 through the pivot, this pivot is the level form, the side of support frame 20 has motor 24 through the bolt fastening, the output shaft level of motor 24 stretches out and welds and have driving gear 25, the side welding of rotating turret 21 has driven gear 26, driving gear 25 and driven gear 26 mesh mutually, make motor 24 during operation can drive rotating turret 21 and rotate.

Referring to fig. 5 and 6, a first cylinder 27 is fixed on one side of the side end of the rotating frame 21 close to the supporting frame 20 through a bolt, a second cylinder 28 is fixed on one side far from the supporting frame 20 through a bolt, piston rods of the first cylinder 27 and the second cylinder 28 are coaxial and opposite, the clasping frame 22 comprises a sliding block 29 welded on the piston rod of the first cylinder 27 and clasping clamps 30 rotatably connected to two side ends of the sliding block 29 through a rotating shaft, the two clasping clamps 30 are semi-circular arc-shaped, the clasping frame 22 can be driven by the first cylinder 27 to move along the length direction of the rotating frame 21, the two semi-circular arc-shaped clasping clamps 30 can clamp the positioning tube 11 or the connecting tube 12, extension plates 31 extending outwards are welded on two side ends of the sliding block 29, a driving cylinder 32 is rotatably connected to the extension plates 31 through a rotating shaft on one side end far from the rotating frame 21, the piston rod of the driving cylinder 32 is rotatably connected to the outer side end of the clasping clamps 30 through a rotating shaft, the driving cylinder 32 is enabled to drive the holding clamp 30 to rotate, a plurality of mounting sliding grooves 33 with T-shaped sections are formed in the inner side wall of the holding clamp 30, the mounting sliding grooves 33 and the holding clamp 30 are coaxial, a plurality of mounting sliding seats 34 are inserted into the mounting sliding grooves 33 in a sliding mode, the holding clamp 30 is rotatably connected with a plurality of limiting plates 35 through a rotating shaft at one end far away from the sliding block 29, the limiting plates 35 can rotate to shield the mounting sliding grooves 33, the mounting sliding grooves 33 are sealed, the mounting sliding seats 34 are prevented from sliding out of the mounting sliding grooves 33 easily, one ends of the mounting sliding seats 34 extend out of the mounting sliding grooves 33 and are fixed with anti-skidding convex columns 36 through bolts, the antiskid convex columns 36 point to the axis of the holding clamp 30, when the positioning pipe 11 and the connecting pipe 12 are clamped through the holding rack 22, the friction force can be increased through the antiskid convex columns 36, and the holding clamp can be clamped easily.

Referring to fig. 5 and 7, the plastic package mounting assembly 23 includes a transfer box 37 welded to a piston rod of the second cylinder 28, a transfer chamber 38 welded to both side ends of the transfer box 37 and having a quarter arc shape, and a high temperature arc nozzle 39 slidably inserted into the transfer chamber 38 at an end away from the transfer box 37, wherein the transfer box 37, the transfer chamber 38, and the high temperature arc nozzle 39 are hollow, the high temperature arc nozzle 39 has a quarter arc shape, a high temperature steam production box 40 is fixed to a side end of the support frame 20 by a bolt, a steam pipe 41 is fixed to an upper end of the high temperature steam production box 40 by a bolt, and the other end of the steam pipe 41 is fixed to an end of the transfer box 37 by a bolt, so that high temperature steam generated in the high temperature steam production box 40 can enter the transfer box 37 along the steam pipe 41 and enter the transfer chamber 38 and the high temperature arc nozzle 39 along the transfer box 37, the inside ends of the transfer chamber 38 and the high-temperature arc-shaped spray nozzles 39 are circumferentially provided with high-temperature spray holes 42 communicated with the inside, so that the high-temperature spray holes 42 can spray high-temperature steam, the high-temperature plastic cover 17 coated between the positioning pipe 11 and the connecting pipe 12 is heated, and meanwhile, when the high-temperature steam is introduced, the high-temperature arc-shaped spray nozzles 39 can pop out of the transfer chamber 38 under the action of pressure, and the outside of the high-temperature plastic cover 17 is circumferentially heated.

The implementation principle of the embodiment is as follows:

when the pipeline is installed, in the first step, the floor slabs between adjacent floors are punched through to form square pipeline well mouths 4, meanwhile, stepped slots 5 are punched on the pipeline well mouths 4 at the upper ends of the floor slabs, square countersunk holes are formed in the stepped slots 5 and the pipeline well mouths 4, the pipeline installation frame 1 is directly inserted into the pipeline well mouths 4, the positioning insertion columns 9 are aligned to the positioning insertion holes 10, after the positioning insertion columns 9 are completely doped into the positioning insertion holes 10, the stepped fins 8 are completely inserted into the stepped slots 5, and the pipeline installation frame 1 is fixed in the pipeline well mouths 4;

step two, the movable base 19 is moved to a designated position, the rotating frame 21 is rotated to a state close to the horizontal state, the clasping frame 22 faces downwards, the connecting pipe 12 or the positioning pipe 11 is slightly lifted manually, the two clasping frames 30 rotate to the maximum angle and clamp the pipeline in the arc-shaped groove between the two clasping frames 30, the anti-skidding convex column 36 is directly abutted to the side end of the connecting pipe 12 or the positioning pipe 11, the friction force between the connecting pipe 12 and the positioning pipe 11 and the clasping frames 30 is increased through the anti-skidding convex column 36, so that the clasping frame 22 can smoothly clamp the connecting pipe 12 and the positioning pipe 11, the rotating frame 21 rotates to be in a vertical state, the clasping frame 22 moves upwards continuously, the movable base 19 moves after the connecting pipe 12 or the positioning pipe 11 is moved to a higher position, the positioning pipe 11 can be inserted into the pipeline 1, and the positioning encircling platform 13 at the side end of the positioning pipe 11 is abutted to the top of the mounting frame 1, then the lower end of the connecting pipe 12 is inserted into the first annular groove 14 at the upper end of the positioning pipe 11;

And step three, winding and bonding the high-temperature plastic sleeve 17 at the joint of the connecting pipe 12 and the positioning pipe 11, enabling the transfer bin 38 to be close to the joint of the pipeline, enabling high-temperature steam in the high-temperature steam production box 40 to enter the transfer bin 37 along the steam pipe 41, enabling the high-temperature steam to enter the transfer bin 38 along the transfer bin 37, pushing the high-temperature arc-shaped spray nozzle 39 out of the transfer bin 38 under high pressure, spraying the high-temperature steam onto the high-temperature plastic sleeve 17 from the high-temperature arc-shaped spray nozzle 39 and the high-temperature spray hole 42 of the transfer bin 38, enabling the high-temperature plastic sleeve 17 to shrink and seal the joint of the connecting pipe 12 and the positioning pipe 11, and meanwhile filling waterproof fillers in the gap between the pipeline wellhead 4 and the pipeline mounting rack 1.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A construction method of a sectional assembly type high-rise building pipe shaft vertical pipeline is characterized by comprising the following steps: the method comprises the steps that firstly, a vertical pipeline well mouth (4) is drilled through the interlayer of the adjacent floors, and then a pipeline mounting rack (1) is mounted at the pipeline well mouth (4); step two, the water pipes (3) are gradually vertically arranged on the pipeline mounting rack (1) from the lower floor to the upper floor through the pipe holding device (2), and then the vertically corresponding water pipes (3) between the adjacent floors are connected and fixed; step three, carry out water repellent between pipeline mounting bracket (1) and pipeline well head (4) and between water pipe (3) and pipeline mounting bracket (1), embrace tub device (2) including the level slide support in subaerial removal base (19), vertically set up in support frame (20) of removal base (19) upper end, rotate set up in rotating turret (21) and the vertical slip of support frame (20) upper end set up in rotating turret (21) side clamp is got embracing of water pipe (3) and is got frame (22), rotating turret (21) are in the upside of embracing and getting frame (22) is provided with plastic envelope installation component (23), plastic envelope installation component (23) including being located transit case (37) of rotating turret (21) side, set up in transit case (37) both sides end just is circular-arc and communicate in transit rotary case (37) in well rotary bin (38) and peg graft in well rotary bin (38) are kept away from transit case (37) ) The high-temperature arc-shaped spray nozzle (39) at one end is communicated with the transit box (37), and high-temperature spray holes (42) are formed in the inner side ends of the high-temperature arc-shaped spray nozzle (39) and the transit bin (38).

2. The construction method of the sectional assembled type high-rise building pipe well vertical pipeline according to claim 1, characterized in that: ladder slot (5) have been seted up from top to bottom in pipeline well head (4), the week side end of pipeline mounting bracket (1) be provided with insert the joint in ladder overlap (8) of ladder slot (5), pipeline well head (4) are in the vertical location that is provided with of diapire circumference of ladder slot (5) is inserted post (9), seted up the confession on ladder overlap (8) the location is inserted post (9) male location jack (10).

3. The construction method of the sectional assembled type high-rise building pipe well vertical pipeline according to claim 1, characterized in that: the pipeline installation structure is characterized in that a plurality of water supply pipes (3) are vertically inserted into the pipeline installation pipe (7) on the pipeline installation frame (1), and the circumferential side ends of the water pipes (3) are provided with positioning ring platforms (13) which are abutted to the tops of the pipeline installation pipe (7).

4. The construction method of the sectional assembled type high-rise building pipe well vertical pipeline according to claim 3, characterized in that: water pipe (3) are including inserting registration arm (11) in pipe installation pipe (7) and connect in adjacent connecting pipe (12) of registration arm (11), the confession has been seted up to the upper end of registration arm (11) connecting pipe (12) lower extreme inserts first annular (14), the confession has been seted up to connecting pipe (12) upper end registration arm (11) lower extreme male second annular (16).

5. The construction method of the sectional assembled type high-rise building pipe well vertical pipeline according to claim 4, characterized in that: the joint of the positioning pipe (11) and the connecting pipe (12) is hermetically sleeved with a high-temperature plastic sleeve (17).

6. The construction method of the sectional assembled type high-rise building pipe well vertical pipeline according to claim 1, characterized in that: the holding frame (22) comprises a sliding block (29) which is vertically arranged at the side end of the rotating frame (21) in a sliding mode and arc-shaped holding clamps (30) which are rotatably arranged at the two side ends of the sliding block (29), and anti-skidding convex columns (36) are arranged at one ends, close to each other, of the holding clamps (30).

7. The construction method of the sectional assembled type high-rise building pipe well vertical pipeline according to claim 6, characterized in that: one end of the holding clamp (30) close to each other is provided with an arc-shaped mounting sliding groove (33) along the arc-shaped inner wall, one end of the anti-skidding convex column (36) is provided with a mounting sliding seat (34) which slides and is inserted into the mounting sliding groove (33), and one end of the mounting sliding groove (33) far away from the sliding block (29) is rotatably provided with a limiting piece (35) for blocking the mounting sliding groove (33).

8. The construction method of the sectional assembled type high-rise building pipe well vertical pipeline according to claim 1, characterized in that: the high-temperature steam production box (40) is arranged at the side end of the support frame (20), and the high-temperature steam production box (40) is communicated with the transfer box (37).

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