CN115369979A - Construction device and construction method for large-diameter drainage pipeline in limited space - Google Patents
Construction device and construction method for large-diameter drainage pipeline in limited space Download PDFInfo
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- CN115369979A CN115369979A CN202211100697.0A CN202211100697A CN115369979A CN 115369979 A CN115369979 A CN 115369979A CN 202211100697 A CN202211100697 A CN 202211100697A CN 115369979 A CN115369979 A CN 115369979A
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- guide rail
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- 238000010276 construction Methods 0.000 title claims abstract description 45
- 238000009434 installation Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000004567 concrete Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000032258 transport Effects 0.000 abstract 1
- 239000011178 precast concrete Substances 0.000 description 3
- 230000007306 turnover Effects 0.000 description 2
- 238000009933 burial Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/06—Methods of, or installations for, laying sewer pipes
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
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- Sewage (AREA)
Abstract
The construction device comprises a guide rail and a sliding bracket, wherein the sliding bracket comprises a main beam, sliding sleeves are respectively arranged at two ends of the main beam, guide wheels are respectively arranged at the front side and the rear side of each sliding sleeve and used for walking on the guide rail, two supporting seats are arranged in the middle of the upper side face of the main beam, inclined arc-shaped supporting plates are arranged at the tops of the supporting seats, and the two arc-shaped supporting plates are arranged in an inverted V shape. The construction method of the invention arranges the guide rail in the drainage pipeline groove, transports the pipeline through the sliding bracket, thereby realizing the transportation and installation construction of the pipeline, changes the transportation of the pipeline from the outside of the groove to the inside of the groove, and leads the hoisting point to be fixed near the component feeding area. The invention can carry out pipeline construction in the area with limited space, has low cost and high construction efficiency and can ensure the construction quality.
Description
Technical Field
The invention relates to a drainage pipe construction technology, in particular to a construction device and a construction method for a large-diameter drainage pipeline in a limited space.
Background
In municipal drainage engineering, generally adopt open cut direct burial, the pipeline is mostly precast concrete pipe to set up slope gravity and discharge, it is higher to requirements such as safe construction, elevation and pipeline sealing in the work progress, wherein the rainwater pipeline probably relates to the major diameter precast concrete pipe that exceeds d2000mm internal diameter. The major diameter precast concrete drain pipe is great because of volume and weight, and in the water supply and drainage engineering work progress, its construction degree of difficulty is big, mainly embodies that the difficult control of the hoist and mount degree of difficulty height, socle elevation leads to the fact the difficult assurance of construction quality, and the risk factor in the installation is more simultaneously. In the conventional construction method, the component is mostly transported to a hoisting point outside the pipeline installation position by an automobile, the component is hoisted to the installation position by a large truck crane or a crawler crane, and part of projects can also be hoisted by portal crane equipment. However, the above construction method may not be applicable in the case of transformation of old cities or limitation of construction areas.
Disclosure of Invention
The invention aims to provide a construction device and a construction method for a large-diameter drainage pipeline in a limited space, which aim to solve the problem that the construction of the large-diameter drainage pipeline in the limited space is difficult.
The invention is realized by the following steps: the utility model provides a restricted space major diameter drainage line construction equipment, includes guide rail and sliding bracket, sliding bracket includes the girder the both ends of girder are provided with the sliding sleeve respectively both sides are provided with the guide pulley respectively around the sliding sleeve, the guide pulley is used for walk on the guide rail the middle part of side is equipped with two brackets on the girder, the top of bracket is the arc layer board of slope, two the arc layer board is the type of eight characters of falling and arranges.
A plurality of adjusting holes are uniformly distributed on the top surface of the main beam in an array mode, and the sliding sleeve and the bracket are fixed on the corresponding adjusting holes through bolts.
The invention also discloses a construction method of the large-diameter drainage pipeline in the limited space, which comprises the following steps:
a. according to the construction drawing and the requirements of a standard drawing set, a drainage pipeline groove is excavated, two strip foundations are manufactured on the bottom surface of the drainage pipeline groove along the pipeline moving direction, and embedded parts are arranged on the upper plane of the strip foundations.
b. After the bar foundation is prefabricated and the strength meets the construction requirements, the guide rail is fixedly installed at the top of the bar foundation through the embedded part.
c. Place at least two sets of sliding bracket on the guide rail, sliding bracket includes the girder the both ends of girder are provided with the sliding sleeve respectively both sides are provided with the guide pulley respectively around the sliding sleeve, the guide pulley is used for walk on the guide rail the middle part of side is equipped with two brackets on the girder, the top of bracket is the arc layer board of slope, two the arc layer board is the type of eight characters of falling and arranges.
d. And placing the prefabricated pipeline support according to the coordinates of the pipeline interface point, and firstly, flatly placing the pipeline support on the bottom surface of the drainage pipeline groove.
e. And moving the sliding bracket to a component feeding area, placing the pipeline on the sliding bracket, and dragging the pipeline through a traction device to move the pipeline to a mounting point.
f. The pipeline is jacked by a jack, and the pipeline support is supported below the front end and the rear end of the pipeline.
g. And after the pipeline support is installed in place, detaching the dragging seat on one side of the sliding bracket, moving the sliding bracket to a component feeding area from the installed section, and carrying out the transportation and installation of the next section of pipeline after re-fixing the dragging seat on the sliding bracket.
h. And after all the pipelines are installed, removing the sliding brackets and pouring the concrete pipeline foundation.
The sliding brackets are fixedly connected through connecting rods to form a square frame.
The guide rail is an angle steel which is buckled at the top of the strip foundation and is fixedly welded with the embedded part.
And h, when the concrete pipeline foundation is poured, pouring the original strip foundation and the pipeline support into the pipeline foundation together.
A plurality of adjusting holes are uniformly distributed on the top surface of the main beam of the sliding bracket in an array manner, and the sliding sleeve and the bracket are fixed on the corresponding adjusting holes through bolts; adjust two according to the pipeline diameter the interval of bracket, according to the interval on bar basis is adjusted two the interval of sliding sleeve.
The construction device for the large-diameter drainage pipeline in the limited space comprises a guide rail and a sliding bracket, wherein the sliding bracket is used for supporting the pipeline, and the sliding bracket can move along the guide rail so as to transfer the pipeline.
The guide pulley is installed on the sliding sleeve, and the guide pulley is all installed to the front and back both sides of sliding sleeve, and sliding bracket can support the pipeline steadily like this, and the position of sliding sleeve can be adjusted in order to be adapted to the guide rail of different intervals, and simultaneously, the position of bracket also can be adjusted to be adapted to the drainage pipe of different pipe diameters.
The construction method of the limited space large-diameter drainage pipeline comprises the steps of transferring the pipelines by using the device, placing all the pipelines on the sliding bracket in the component feeding area, conveying the pipelines to the installation position by using the sliding bracket, only conveying the prefabricated pipelines out of the component feeding area, lifting the pipelines by using the lifting equipment nearby the component feeding area, lifting the pipelines, and installing the pipeline support which is prefabricated, so that the height of the pipelines can be accurately controlled.
In the invention, as the hoisting area is fixed, only enough space is needed to accommodate the hoisting equipment and the transportation equipment in the hoisting area, after the pipeline is hoisted into the pipeline groove, the pipeline is transported to a preset installation position by the sliding bracket in the groove, and the transportation operation on the ground is converted into the transportation operation under the ground.
The sliding bracket can be conveniently disassembled and assembled, can be used in a turnover mode, can be adjusted, is wide in application range, and reduces construction cost.
Drawings
FIG. 1 is a structural view of a sliding bracket according to the present invention.
Fig. 2 is a structural view of the present invention in which a carriage is placed on a guide rail.
FIG. 3 is a schematic view of the construction method of the present invention.
In the figure: 1. a sliding bracket; 2. a guide rail; 3. a strip foundation; 4. a pipeline support; 5. a pipeline; 6. a trench; 1-1, a main beam; 1-2, sliding sleeves; 1-3, a guide wheel; 1-4, bracket; 1-5, arc-shaped supporting plates; 1-6 and adjusting holes.
Detailed Description
As shown in fig. 1 and 2, the construction equipment for a large diameter drainage line in a confined space of the present invention includes a guide rail 2 and a carriage 1, wherein the carriage 1 moves on the guide rail 2 in the direction of the guide rail 2 to transfer a pipe 5 placed on the carriage 1.
The sliding bracket 1 comprises a main beam 1-1, two ends of the main beam 1-1 are respectively provided with a sliding sleeve 1-2, the front side and the rear side of each sliding sleeve 1-2 are respectively provided with a guide wheel 1-3, the guide wheels 1-3 are used for walking on the guide rails 2, the middle part of the upper side surface of the main beam 1-1 is provided with two brackets 1-4, the tops of the brackets 1-4 are inclined arc-shaped supporting plates 1-5, and the two arc-shaped supporting plates 1-5 are arranged in an inverted splayed shape.
The main beam 1-1 is made of I-shaped steel, and a plurality of reinforcing ribs are arranged between the upper side plate and the lower side plate of the I-shaped steel, so that the structural strength of the whole main beam 1-1 is improved.
The sliding sleeve 1-2 is rectangular, and the rectangular sliding sleeve 1-2 can be just sleeved on the main beam 1-1 and can move along the main beam 1-1 to adjust the position of the main beam.
A plurality of adjusting holes 1-6 are uniformly distributed on the top surface of the main beam 1-1 in an array mode, the sliding sleeves 1-2 and the brackets 1-4 are fixed on the corresponding adjusting holes 1-6 through bolts, the positions of the sliding sleeves 1-2 and the brackets 1-4 are determined according to needs during assembly, and then the sliding sleeves and the brackets are fixed on the adjusting holes 1-6 through the bolts.
The construction device for the large-diameter drainage pipeline in the limited space comprises a guide rail 2 and a sliding bracket 1, wherein the sliding bracket 1 is used for supporting the pipeline 5, and the sliding bracket 1 can move along the guide rail 2 so as to transfer the pipeline 5.
The guide wheels 1-3 are arranged on the sliding sleeves 1-2, the guide wheels 1-3 are arranged on the front side and the rear side of the sliding sleeves 1-2, so that the sliding bracket 1 can stably support the pipeline 5, the positions of the sliding sleeves 1-2 can be adjusted to adapt to the guide rails 2 with different intervals, and meanwhile, the positions of the brackets 1-4 can also be adjusted to adapt to the drainage pipelines 5 with different pipe diameters.
As shown in fig. 3, the construction method of the confined space large diameter drain line of the present invention comprises the following steps.
a. According to the requirements of construction drawings and standard drawing sets, a drainage pipeline 5 groove 6 is excavated, two strip foundations 3 are manufactured on the bottom surfaces of the drainage pipeline 5 groove 6 along the moving direction of a pipeline 5, and embedded parts are arranged on the upper plane of the strip foundations 3.
b. After the strip foundation 3 is prefabricated and the strength meets the construction requirements, the guide rail 2 is fixedly installed at the top of the strip foundation 3 through an embedded part.
c. At least two groups of sliding brackets 1 are placed on a guide rail 2, each sliding bracket 1 comprises a main beam 1-1, sliding sleeves 1-2 are respectively arranged at two ends of each main beam 1-1, guide wheels 1-3 are respectively arranged at the front side and the rear side of each sliding sleeve 1-2, each guide wheel 1-3 is used for walking on the guide rail 2, two brackets 1-4 are arranged in the middle of the upper side face of each main beam 1-1, inclined arc-shaped supporting plates 1-5 are arranged at the tops of the brackets 1-4, and the two arc-shaped supporting plates 1-5 are arranged in an inverted splayed shape.
d. The prefabricated pipeline support 4 is placed according to the coordinates of the interface point of the pipeline 5, and the pipeline support 4 is firstly placed on the bottom surface of the groove 6 of the drainage pipeline 5.
e. Moving the sliding bracket 1 to a component feeding area, placing the pipeline 5 on the sliding bracket 1, and dragging the pipeline 5 through a dragging device to move the pipeline 5 to a mounting point.
f. The pipeline 5 is jacked by using a jack, and the pipeline support 4 is arranged below the front end and the rear end of the pipeline 5.
g. After the pipeline support 4 is installed in place, the dragging seat on one side of the sliding bracket 1 is removed, the sliding bracket 1 is moved to a component feeding area from the installed section, and the dragging seat is fixed on the sliding bracket 1 again to carry and install the next section of pipeline 5.
h. After all the pipes 5 are installed, the sliding brackets 1 are removed, and the concrete pipe 5 foundation is poured.
The strip foundations 3 are cast-in-place concrete foundations, and the distance between the two strip foundations 3 is determined according to design.
At least two sliding brackets 1 may be provided, and more than two sliding brackets 1 may be provided, and the pipeline 5 is stably supported and transferred by the sliding brackets 1.
The sliding brackets 1 can be fixedly connected through connecting rods to form a stable square frame, and two ends of each connecting rod are fixed on adjusting holes 1-6 of the main beams 1-1 through bolts, so that the connecting rods are convenient to disassemble and assemble.
The guide rail 2 is an angle steel which is buckled at the top of the strip foundation 3 and is fixedly welded with the embedded part. The surface of the guide wheel 1-3 is provided with a V-shaped groove, so that the guide wheel 1-3 can be matched with a guide rail 2 made of angle steel.
In the step h, when the concrete pipeline 5 foundation is poured, the original strip foundation 3 and the pipeline support 4 are poured into the pipeline 5 foundation together without being detached separately, so that the construction efficiency can be improved.
A plurality of adjusting holes 1-6 are uniformly distributed on the top surface of a main beam 1-1 of the sliding bracket 1 in an array manner, and the sliding sleeve 1-2 and the bracket 1-4 are fixed on the corresponding adjusting holes 1-6 through bolts. When in use, the distance between the two brackets 1-4 is adjusted according to the diameter of the pipeline 5, and the distance between the two sliding sleeves 1-2 is adjusted according to the distance between the strip-shaped bases 3.
The top of the pipeline support 4 is arc-shaped, the curvature radius of the arc is consistent with the radius of the outer wall of the pipeline 5, and the height of the pipeline support 4 is determined according to requirements so as to ensure that the height of the pipeline 5 after being placed on the pipeline support 4 meets the requirements. Initially, the pipe support 4 is laid flat at a predetermined position so that the carriage 1 can pass over the pipe support 4 without interfering with the transportation of the pipe 5 by the carriage 1, and after the pipe 5 reaches the predetermined position and is jacked up, the pipe support 4 is erected and fixed, and then the pipe 5 is lowered onto the pipe support 4.
After the pipeline 5 is fixed in place, the bracket 1-5 on one side of the sliding bracket 1 is only needed to be dismantled to take out the sliding bracket 1 from the lower part of the pipeline 5, so that the sliding bracket 1 can be quickly installed again in a component feeding area for the next pipeline 5 transferring work.
According to the construction method of the limited-space large-diameter drainage pipeline, the sliding bracket 1 is used for transporting the pipelines 5, all the pipelines 5 are placed on the sliding bracket 1 in the component feeding area and are transported to the installation position by the sliding bracket 1, only the prefabricated pipelines 5 need to be transported out of the component feeding area, the hoisting equipment only needs to carry out hoisting work near the component feeding area, the pipeline support 4 is installed after the pipelines 5 are jacked, and the pipeline support 4 is prefabricated and can accurately control the elevation of the pipelines 5.
In the invention, as the hoisting area is fixed, only enough space is needed to accommodate hoisting equipment and transportation equipment in the hoisting area, after the pipeline 5 is hoisted into the groove 6 of the pipeline 5, the pipeline 5 is transported to a preset installation position by the sliding bracket 1 in the groove 6, and the subaerial transportation operation is converted into the subaerial transportation operation.
The sliding bracket 1 can be conveniently disassembled and assembled, can be used in a turnover way, can be adjusted, has a wide application range and reduces the construction cost.
Claims (7)
1. The utility model provides a restricted space major diameter drainage pipeline construction equipment, a serial communication port, including guide rail and sliding bracket, sliding bracket includes the girder the both ends of girder are provided with the sliding sleeve respectively both sides are provided with the guide pulley respectively around the sliding sleeve, the guide pulley is used for walk on the guide rail the middle part of side is equipped with two brackets on the girder, the top of bracket is the arc layer board of slope, two the arc layer board is the type of eight characters of falling and arranges.
2. The construction device for the large-diameter drainage pipeline in the limited space according to claim 1, wherein a plurality of adjusting holes are uniformly distributed on the top surface of the main beam in an array manner, and the sliding sleeve and the bracket are fixed on the corresponding adjusting holes through bolts.
3. A construction method of a large-diameter drainage pipeline in a limited space is characterized by comprising the following steps:
a. excavating a drainage pipeline groove according to construction drawings and standard drawing set requirements, manufacturing two strip foundations on the bottom surface of the drainage pipeline groove along the pipeline moving direction, and arranging embedded parts on the upper plane of the strip foundations;
b. after the strip foundation is prefabricated and the strength meets the construction requirement, fixedly mounting a guide rail on the top of the strip foundation through an embedded part;
c. placing at least two groups of sliding brackets on a guide rail, wherein each sliding bracket comprises a main beam, sliding sleeves are respectively arranged at two ends of the main beam, guide wheels are respectively arranged at the front side and the rear side of each sliding sleeve, the guide wheels are used for walking on the guide rail, two brackets are arranged in the middle of the upper side surface of the main beam, inclined arc-shaped supporting plates are arranged at the tops of the brackets, and the two arc-shaped supporting plates are arranged in an inverted splayed shape;
d. placing the prefabricated pipeline support according to the coordinates of the pipeline interface point, and firstly, flatly placing the pipeline support on the bottom surface of the drainage pipeline groove;
e. moving the sliding bracket to a component feeding area, placing the pipeline on the sliding bracket, and dragging the pipeline through a traction device to move the pipeline to a mounting point;
f. jacking the pipeline by using a jack, and supporting a pipeline support below the front end and the rear end of the pipeline;
g. after the pipeline support is installed in place, detaching the dragging seat on one side of the sliding bracket, moving the sliding bracket to a component feeding area from the installed section, and performing reverse transportation installation on the next section of pipeline after re-fixing the dragging seat on the sliding bracket;
h. and after all the pipelines are installed, removing the sliding brackets and pouring the concrete pipeline foundation.
4. The method for constructing a large-diameter drain line for a restricted space according to claim 3, wherein the sliding brackets are fixedly connected to each other by a connecting rod to form a square frame.
5. The construction method of the limited space large-diameter drainage pipeline according to claim 3, wherein the guide rails are angle steels, and the angle steels are buckled on the tops of the strip foundations and are welded and fixed with the embedded parts.
6. The method as claimed in claim 3, wherein the step h is carried out by pouring the concrete pipe foundations together with the original strip foundations and pipe supports.
7. The construction method of the large-diameter drainage pipeline in the limited space according to claim 3, wherein a plurality of adjusting holes are uniformly distributed on the top surface of the main beam of the sliding bracket in an array manner, and the sliding sleeve and the bracket are fixed on the corresponding adjusting holes through bolts; adjust two according to the pipeline diameter the interval of bracket, according to the interval on bar basis adjusts two the interval of sliding sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211100697.0A CN115369979A (en) | 2022-09-09 | 2022-09-09 | Construction device and construction method for large-diameter drainage pipeline in limited space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211100697.0A CN115369979A (en) | 2022-09-09 | 2022-09-09 | Construction device and construction method for large-diameter drainage pipeline in limited space |
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| Publication Number | Publication Date |
|---|---|
| CN115369979A true CN115369979A (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211100697.0A Pending CN115369979A (en) | 2022-09-09 | 2022-09-09 | Construction device and construction method for large-diameter drainage pipeline in limited space |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205745642U (en) * | 2016-05-06 | 2016-11-30 | 中铁十八局集团第四工程有限公司 | Large-diameter steel pipe distance passes through culvert pipe constructing device |
| CN207131969U (en) * | 2017-09-15 | 2018-03-23 | 中铁十七局集团有限公司铺架分公司 | The rail-mounted concrete pump pipe carrier of solid concrete roabed cast-in-place construction in subway tunnel |
| WO2019056715A1 (en) * | 2017-09-20 | 2019-03-28 | 中国建筑股份有限公司 | Mixed-connection post-tensioned prestressed assembly concrete frame architecture and construction method therefor |
| CN210566648U (en) * | 2019-07-22 | 2020-05-19 | 中建三局集团有限公司 | Installation device for directional sliding of large pipeline in limited space |
| CN111348081A (en) * | 2018-12-24 | 2020-06-30 | 张欣欣 | Be used for municipal administration water supply and drainage pipeline auxiliary transportation device |
| CN212705261U (en) * | 2020-06-11 | 2021-03-16 | 南通泰胜蓝岛海洋工程有限公司 | Adjustable removal type gyro wheel frame device |
-
2022
- 2022-09-09 CN CN202211100697.0A patent/CN115369979A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205745642U (en) * | 2016-05-06 | 2016-11-30 | 中铁十八局集团第四工程有限公司 | Large-diameter steel pipe distance passes through culvert pipe constructing device |
| CN207131969U (en) * | 2017-09-15 | 2018-03-23 | 中铁十七局集团有限公司铺架分公司 | The rail-mounted concrete pump pipe carrier of solid concrete roabed cast-in-place construction in subway tunnel |
| WO2019056715A1 (en) * | 2017-09-20 | 2019-03-28 | 中国建筑股份有限公司 | Mixed-connection post-tensioned prestressed assembly concrete frame architecture and construction method therefor |
| CN111348081A (en) * | 2018-12-24 | 2020-06-30 | 张欣欣 | Be used for municipal administration water supply and drainage pipeline auxiliary transportation device |
| CN210566648U (en) * | 2019-07-22 | 2020-05-19 | 中建三局集团有限公司 | Installation device for directional sliding of large pipeline in limited space |
| CN212705261U (en) * | 2020-06-11 | 2021-03-16 | 南通泰胜蓝岛海洋工程有限公司 | Adjustable removal type gyro wheel frame device |
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