Branch pipe integral adjustment construction method for drainage system
Technical Field
The invention belongs to the technical field of branch pipe installation, and particularly relates to a construction method for integrally adjusting a branch pipe of a drainage system.
Background
The drainage system is a general name of drainage channels and buildings for removing waterlogging, preventing water stains and preventing salt. The drainage system mainly comprises a field drainage adjusting net, various drainage ditches, a waterlogging storage lake, a drainage gate, a pumping and drainage pump station, a drainage and drainage area and the like. The excess water in the drainage area is firstly collected into a field drainage adjusting net, and then is discharged to the drainage area through drainage gates or pumping stations after being accumulated by drainage ditches at different levels or lakes.
The drainage pipe functions as a drain in the drainage system, which collectively drains the water collected in the collection system into the sewage treatment system. When arranging the drainage pipeline, the pipelines need to be connected with each other. The pipeline connection means that the prefabricated pipe sections are connected into a complete system according to the requirements of design drawings. When the pipelines are connected, the pipelines are generally connected by welding, and the connection mode has the following characteristics: (1) the interface is firm and tight, and the strength of the welding seam generally reaches more than 85% of that of the pipe; (2) the welding connection is the direct connection between the pipe sections, the structure is simple, and the pipeline is beautiful and neat; (3) the interface is not restricted by the pipe diameter, and the operation is fast. In a drainage system, a plurality of branch pipes are arranged in parallel and welded with the pipe orifice of a main pipe, a single pipe hoop is adopted to support the branch pipes in the specific construction process, and then the pipe hoop is installed on a support frame; and the distance between the branch pipes is not easy to control.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art and provides a branch pipe integral adjustment construction method for a drainage system, which can integrally adjust the inclination angle of a branch pipe positioning and adjusting device according to the inclination angle required by the branch pipe when the branch pipe is in butt joint with a main pipe, so that the branch pipe and the pipe orifice of the main pipe can be in butt joint and welded connection, and simultaneously, the inclination angles of a plurality of branch pipes are adjusted simultaneously, so that the setting heights of the branch pipes are kept consistent, the adjustment times of the installation positions of the branch pipes are reduced, and the installation accuracy is improved; and the distance between the centre of a circle of the registration arm among two adjacent branch pipe positioning adjusting device equals the distance between the centre of a circle of two adjacent branch pipes, lets in the registration arm with the branch pipe in, carries out welded connection with branch pipe and registration arm after again, and the branch pipe homoenergetic is aimed at each other with the mouth of pipe of being responsible for, and the later stage of being convenient for carries out welded connection with the mouth of pipe of being responsible for with the branch pipe fast.
In order to solve the technical problems, the invention adopts the following technical scheme:
a construction method for integrally adjusting branch pipes of a drainage system is characterized by comprising the following steps:
a. manufacturing a branch pipe positioning and adjusting device:
1) welding a positioning plate at the bottom of the top plate, wherein the positioning plate is provided with a square positioning hole and is arranged in parallel;
2) two symmetrically arranged fixing plates are welded between the bottoms of the positioning plates, and the fixing plates are provided with through holes;
3) welding a rotating support at the top of the top plate, and welding a sliding plate at the top of the rotating support;
b. manufacturing a positioning tube:
1) selecting a positioning pipe with a proper diameter according to the diameter of a branch pipe in the drainage system, so that the branch pipe can be installed in the positioning pipe;
2) the center of the positioning tube is designed to coincide with the center of the square positioning hole, the distance between the outer side of the positioning tube and the inner side of the square positioning hole is calculated according to the diameter of the positioning tube, and a supporting plate is welded on the outer side of the positioning tube, wherein the height of the supporting plate is the distance between the outer side of the positioning tube and the inner side of the square positioning hole;
c. installing a positioning pipe: the positioning pipe welded with the support plate is arranged in the square positioning hole, the positioning pipe is subjected to position adjustment, and then the support plate and the inner side of the square positioning hole are welded and fixed;
d. excavating a foundation pit;
e. installing a sliding track at the top of the foundation pit;
f. the first branch pipe positioning and adjusting device is positioned and installed:
1) installing a first branch pipe positioning and adjusting device provided with a positioning pipe on a sliding rail, sliding a sliding plate into the sliding rail, adjusting the position of the first branch pipe positioning and adjusting device on the sliding rail, fixing the first branch pipe positioning and adjusting device on the sliding rail, and positioning and adjusting the first branch pipe at the leftmost end of the sliding rail;
2) an adjusting threaded rod is transversely led into the through hole of the fixing plate, adjusting nuts are screwed into two ends of the adjusting threaded rod respectively, and the adjusting nuts are screwed on the side face of the fixing plate;
g. positioning and installing the residual branch pipe positioning and adjusting device:
1) installing a second branch pipe positioning and adjusting device on the adjusting threaded rod, screwing a left side adjusting nut into the adjusting threaded rod, installing the second branch pipe positioning and adjusting device on the sliding rail, sliding the sliding plate into the sliding rail, measuring the distance between the circle center of the positioning pipe in the second branch pipe positioning and adjusting device and the circle center of the positioning pipe in the first branch pipe positioning and adjusting device, then screwing the left side adjusting nut, adjusting the position of the left side adjusting nut on the adjusting threaded rod, screwing the left side adjusting nut onto the side surface of a fixing plate of the second branch pipe positioning and adjusting device, and screwing the right side adjusting nut onto the adjusting threaded rod when the distance between the circle center of the positioning pipe in the second branch pipe positioning and adjusting device and the circle center of the positioning pipe in the first branch pipe positioning and adjusting device is equal to the distance between the circle centers of two adjacent branch pipes, screwing a right adjusting nut onto the side surface of the other fixing plate of the second branch pipe positioning and adjusting device to complete the positioning and installation of the second branch pipe positioning and adjusting device;
2) sequentially positioning and mounting the rest branch pipe positioning and adjusting devices one by one according to the positioning and mounting method of the second branch pipe positioning and adjusting device;
3) fixing a branch pipe positioning and adjusting device at the rightmost end of the sliding track on the sliding track;
h. integrally adjusting the inclination angle of the branch pipe positioning and adjusting device: according to the inclination angle required by the branch pipe when the branch pipe is in butt joint with the main pipe, force is applied to the adjusting threaded rod, the rotating support generates angle change, the inclination angle of the branch pipe positioning adjusting device is integrally adjusted, then the locking nut is screwed on the rotating rod of the rotating support connected with the branch pipe positioning adjusting device at the leftmost end of the sliding track, and the locking nut is screwed on the rotating rod of the rotating support connected with the branch pipe positioning adjusting device at the rightmost end of the sliding track;
i. branch pipe installation: introducing the branch pipe into the positioning pipe, and then welding and connecting the branch pipe and the positioning pipe, wherein the end parts of the branch pipes are all at the same height;
j. and backfilling soil in the foundation pit.
Further, in step e, the concrete step of installing the sliding track at the top of the foundation pit is to prop up a template on the ground, then place the sliding track in the propped up template, the sliding groove of the sliding track is arranged upward, then pour concrete in the propped up template to form a concrete mounting plate, then install the concrete mounting plate at the top of the foundation pit, and the sliding groove of the sliding track is arranged downward. Through concrete placement, to slide the rail mounting in the concrete mounting panel, install at the top of foundation ditch through the concrete mounting panel, realize at the top installation track of foundation ditch, avoid leading to the track that slides to appear the deformation phenomenon when the track that slides is installed.
Furthermore, the specific operation that the branch pipe positioning and adjusting devices at the leftmost end of the sliding track and the rightmost end of the sliding track are fixed on the sliding track is to slide a limiting steel plate on the sliding track, weld the limiting steel plate on the sliding track, and then weld and fix the branch pipe positioning and adjusting devices and the limiting steel plate, so that the branch pipe positioning and adjusting devices can be prevented from sliding on the sliding track, and the deviation of the installation positions of the branch pipes is avoided.
Further, in the step i, before the branch pipes are led into the positioning pipe, the branch pipes are measured, the same position of each branch pipe is marked, and the marked position is the welding position of the branch pipe and the positioning pipe. The welding position of the branch pipe and the positioning pipe is determined in a unified mode, so that after the branch pipe is welded with the positioning pipe, the lengths of the branch pipe extending out of the positioning pipe are the same, and the effect that the end portions of the branch pipe are located at the same height is achieved.
Further, in step j, before the soil is backfilled in the foundation pit, the two pipe orifices of the branch pipes are filled with waste paper, and after the soil is backfilled in the foundation pit, the waste paper at the two pipe orifices of the branch pipes is taken out to prevent impurities from entering the branch pipes during the soil backfilling.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the branch pipe is arranged in the positioning pipe, the positioning pipe is arranged in the square positioning hole through the support plate and the inner side of the square positioning hole in a welded and fixed mode, the circle center of the positioning pipe is designed to be coincident with the center of the square positioning hole, the distance between the outer side of the positioning pipe and the inner side of the square positioning hole is calculated according to the diameter of the positioning pipe, and the support plate is designed, so that after the positioning pipe is arranged, the circle center of the positioning pipe is coincident with the center of the square positioning hole, and the branch pipes can be arranged at the same position of the positioning plate.
According to the invention, the left side adjusting nut is used for controlling the branch pipe positioning adjusting device to be positioned at the left side of the adjusting threaded rod, the right side adjusting nut is used for controlling the branch pipe positioning adjusting device to be positioned at the right side of the adjusting threaded rod, so that the distance between the circle centers of the positioning pipes in two adjacent branch pipe positioning adjusting devices is equal to the distance between the circle centers of two adjacent branch pipes, when the branch pipes are introduced into the positioning pipes, and then the branch pipes are welded with the positioning pipes, the branch pipes can be aligned with the pipe orifices of the main pipe, and the branch pipes can be welded with the pipe orifices of the main pipe conveniently in the later period.
The branch pipe positioning and adjusting devices at the leftmost end and the rightmost end of the sliding rail are fixed on the sliding rail, the mounting position of the first branch pipe positioning and adjusting device can be determined, the connecting position of the first branch pipe can be further determined, the positions of all the branch pipes can be integrally determined, and the deviation of the mounting positions of the branch pipes is avoided.
The branch pipe positioning and adjusting devices are all installed on the same adjusting threaded rod, when force is applied to the adjusting threaded rod, and the rotating support generates angle change, the inclination angle of the branch pipe positioning and adjusting devices can be integrally adjusted according to the inclination angle required by the branch pipe when the branch pipe is in butt joint with a main pipe, so that the branch pipe can be in butt joint with the pipe orifice of the main pipe and welded connection with the pipe orifice of the main pipe, and meanwhile, the inclination angles of the branch pipes are adjusted simultaneously, so that the setting heights of the branch pipes are kept consistent, the adjusting times of installation positions of the branch pipes are reduced.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of a positioning and adjusting device for a branch pipe according to the present invention;
FIG. 2 is a schematic structural view of the positioning tube of the present invention during manufacture;
FIG. 3 is a schematic view of the present invention in a position tube installation configuration;
FIG. 4 is a schematic view of the present invention in a skid-mounted configuration;
FIG. 5 is a schematic view of the first pipe branch positioning adjustment device of the present invention in a positioning configuration;
FIG. 6 is a schematic structural view of the remaining pipe positioning adjustment device of the present invention in the process of positioning and installation;
FIG. 7 is a front view of FIG. 6;
FIG. 8 is a schematic structural view of the present invention in the position of integrally adjusting the tilt angle of the positioning adjustment device for branch pipes;
FIG. 9 is a schematic view of the present invention in a branch installation;
fig. 10 is a schematic structural view of the present invention in backfilling soil in a foundation pit.
In the figure, 1-branch pipe positioning adjusting device; 2-a top plate; 3, positioning a plate; 4-square positioning holes; 5, fixing a plate; 6-through holes; 7-rotating the bracket; 8-a sliding plate; 9-a positioning tube; 10-a support plate; 11-a concrete mounting plate; 12-a glide track; 13-adjusting the threaded rod; 14-adjusting the nut; 15-limiting steel plates; 16-rotating rods; 17-a lock nut; 18-branch pipes; 19-soil.
Detailed Description
As shown in fig. 1 to 10, a construction method for integrally adjusting a branch pipe for a drainage system according to the present invention includes the steps of:
a. manufacturing the branch pipe positioning and adjusting device 1:
1) the bottom of roof 2 welds locating plate 3, and locating plate 3 is equipped with square locating hole 4, and locating plate 3 parallel arrangement each other.
2) Two symmetrically arranged fixing plates 5 are welded between the bottoms of the positioning plates 3, and the fixing plates 5 are provided with through holes 6.
3) Rotate support 7 at the top welding of roof 2, rotate support 7 and can produce the angle change, rotate support 7 and include last rotating plate and lower rotating plate, the both sides of lower rotating plate are equipped with the dwang, and the dwang rotates on last rotating plate. And a sliding plate 8 is welded on the top of the rotating bracket 7.
b. Manufacturing a positioning pipe 9:
1) depending on the diameter of the branch pipes 18 in the drainage system, the positioning pipe 9 is selected to have a suitable diameter so that the branch pipes 18 can be installed in the positioning pipe 9.
2) The center of the positioning tube 9 is designed to coincide with the center of the square positioning hole 4, the distance between the outer side of the positioning tube 9 and the inner side of the square positioning hole 4 is calculated according to the diameter of the positioning tube 9, a supporting plate 10 is welded on the outer side of the positioning tube 9, and the height of the supporting plate 10 is the distance between the outer side of the positioning tube 9 and the inner side of the square positioning hole 4.
c. And (3) installing a positioning pipe 9:
the positioning tube 9 welded with the support plate 10 is placed into the square positioning hole 4, the positioning tube 9 is adjusted in position, and then the support plate 10 is welded and fixed with the inner side of the square positioning hole 4.
d. And (6) excavating a foundation pit.
e. Installing a sliding rail 12 at the top of the foundation pit:
firstly, a formwork is erected on the ground, then the sliding rail 12 is placed in the erected formwork, and the sliding groove of the sliding rail 12 is arranged upwards. Concrete is then poured into the erected form to form the concrete mounting plate 11. And then the concrete mounting plate 11 is arranged at the top of the foundation pit, and the sliding chute of the sliding track 12 is arranged downwards. Through concrete placement, will slide track 12 and install in concrete mounting panel 11, install at the top of foundation ditch through concrete mounting panel 11, realize at the top installation track 12 of foundation ditch, avoid leading to slide track 12 to appear the deformation phenomenon when installing slide track 12.
f. The first branch pipe positioning and adjusting device 1 is positioned and installed:
1) the first branch pipe positioning and adjusting device 1 provided with the positioning pipe 9 is installed on a sliding rail 12, a sliding plate 8 slides into the sliding rail 12, the position of the first branch pipe positioning and adjusting device 1 is adjusted on the sliding rail 12, then the first branch pipe positioning and adjusting device 1 is fixed on the sliding rail 12, and the first branch pipe positioning and adjusting device 1 is located at the leftmost end of the sliding rail 12.
2) An adjusting threaded rod 13 transversely passes through the through hole 6 of the fixing plate 5, adjusting nuts 14 are screwed into two ends of the adjusting threaded rod 13 respectively, and the adjusting nuts 14 are screwed on the side surface of the fixing plate 5.
g. Positioning and installing the residual branch pipe positioning and adjusting device 1:
1) installing a second branch pipe positioning and adjusting device 1 on an adjusting threaded rod 13, screwing a left side adjusting nut 14 into the adjusting threaded rod 13, installing the second branch pipe positioning and adjusting device 1 on a sliding rail 12, sliding a sliding plate 8 into the sliding rail 12, measuring the distance between the circle center of a positioning pipe 9 in the second branch pipe positioning and adjusting device 1 and the circle center of the positioning pipe 9 in the first branch pipe positioning and adjusting device 1, and screwing the left side adjusting nut 14 to adjust the position of the left side adjusting nut 14 on the adjusting threaded rod 13. When the distance between the circle center of the positioning tube 9 in the second branch tube positioning and adjusting device 1 and the circle center of the positioning tube 9 in the first branch tube positioning and adjusting device 1 is equal to the distance between the circle centers of two adjacent branch tubes 18, the left adjusting nut 14 is screwed on the side surface of the fixing plate 5 of the second branch tube positioning and adjusting device 1. Then, a right adjusting nut 14 is screwed into the adjusting threaded rod 13, and the right adjusting nut 14 is screwed onto the side surface of the other fixing plate 5 of the second branch pipe positioning and adjusting device 1, so that the positioning and installation of the second branch pipe positioning and adjusting device 1 are completed.
2) And sequentially positioning and installing the rest branch pipe positioning and adjusting devices 1 one by one according to the positioning and installing method of the second branch pipe positioning and adjusting device 1.
3) The branch pipe positioning adjustment device 1 at the rightmost end of the slide rail 12 is fixed on the slide rail 12.
h. The inclination angle of the integral adjustment branch pipe positioning adjustment device 1 is as follows:
according to the inclination angle required by the branch pipe 18 when the branch pipe 18 is in butt joint with the main pipe, force is applied to the adjusting threaded rod 13, the support 7 is rotated to generate angle change, and the inclination angle of the branch pipe positioning adjusting device 1 is integrally adjusted. And then, a locking nut 17 is screwed on the rotating rod 16 of the rotating bracket 7 connected with the branch pipe positioning and adjusting device 1 at the leftmost end of the sliding track 12, and the locking nut 17 is screwed on the rotating rod 16 of the rotating bracket 7 connected with the branch pipe positioning and adjusting device 1 at the rightmost end of the sliding track 12.
i. The branch pipe 18 is installed:
the branch pipe 18 is led into the positioning pipe 9, and then the branch pipe 18 and the positioning pipe 9 are connected in a welding mode, and the end portions of the branch pipes 18 are located at the same height.
Before the branch pipes 18 are led into the positioning pipe 9, the branch pipes 18 are measured, and the same position of each branch pipe 18 is marked, wherein the marked position is the welding position of the branch pipe 18 and the positioning pipe 9. The welding positions of the branch pipes 18 and the positioning pipes 9 are determined uniformly, so that after the branch pipes 18 are welded with the positioning pipes 9, the lengths of the branch pipes 18 extending out of the positioning pipes 9 are the same, and the effect that the end parts of the branch pipes 18 are at the same height is achieved.
j. Soil 19 is backfilled in the foundation pit. Before the soil 19 is backfilled in the foundation pit, waste paper is stuffed in the two pipe openings of the branch pipes 18, and after the soil 19 is backfilled in the foundation pit, the waste paper at the two pipe openings of the branch pipes 18 is taken out, so that impurities are prevented from entering the branch pipes 18 when the soil 19 is backfilled.
The specific operation that the branch pipe positioning and adjusting device 1 at the leftmost end of the sliding track 12 and the rightmost end of the sliding track 12 are fixed on the sliding track 12 is to slide a limiting steel plate 15 on the sliding track 12, weld the limiting steel plate 15 on the sliding track 12, and then weld and fix the branch pipe positioning and adjusting device 1 and the limiting steel plate 15, so that the branch pipe positioning and adjusting device 1 can be prevented from sliding on the sliding track 12, and the installation position of the branch pipe 18 is prevented from deviating.
The branch pipe 18 is arranged in the positioning pipe 9, the positioning pipe 9 is welded and fixed with the inner side of the square positioning hole 4 through the support plate 10, the positioning pipe 9 is arranged in the square positioning hole 4, the circle center of the positioning pipe 9 is designed to be coincident with the center of the square positioning hole 4, the distance between the outer side of the positioning pipe 9 and the inner side of the square positioning hole 4 is calculated according to the diameter of the positioning pipe 9, and the support plate 10 is designed, so after the positioning pipe 9 is arranged, the circle center of the positioning pipe 9 is coincident with the center of the square positioning hole 4, and the branch pipe 18 can be arranged at the same position of the positioning plate 3.
According to the invention, the left-side adjusting nut 14 controls the position of the branch pipe positioning adjusting device 1 on the left side of the adjusting threaded rod 13, the right-side adjusting nut 14 controls the position of the branch pipe positioning adjusting device 1 on the right side of the adjusting threaded rod 13, so that the distance between the circle centers of the positioning pipes 9 in two adjacent branch pipe positioning adjusting devices 1 is equal to the distance between the circle centers of two adjacent branch pipes 18, when the branch pipes 18 are introduced into the positioning pipes 9, and then the branch pipes 18 are welded with the positioning pipes 9, the branch pipes 18 can be aligned with the pipe orifices of the main pipe, and the branch pipes 18 can be welded with the pipe orifices of the main pipe conveniently in the later period.
The branch pipe positioning and adjusting devices 1 at the leftmost end of the sliding rail 12 and the rightmost end of the sliding rail 12 are fixed on the sliding rail 12, the installation position of the first branch pipe positioning and adjusting device 1 can be determined, the connection position of the first branch pipe 18 can be further determined, the positions of all branch pipes 18 can be integrally determined, and the installation positions of the branch pipes 18 are prevented from being deviated.
The branch pipe positioning and adjusting devices 1 are all arranged on the same adjusting threaded rod 13, when the adjusting threaded rod 13 is applied with force, and the rotating support 7 is rotated to generate angle change, the inclination angle of the branch pipe positioning and adjusting devices 1 can be integrally adjusted according to the inclination angle required by the branch pipe 18 when the branch pipe 18 is in butt joint with a main pipe, so that the branch pipe 18 and the pipe orifice of the main pipe can be in butt joint and welded connection, and meanwhile, the inclination angles of a plurality of branch pipes 18 are adjusted simultaneously, so that the setting heights of the branch pipes 18 are kept consistent, the adjusting times of the installation positions of the branch pipes 18 are reduced, and the.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are within the scope of the present invention.