CN114251518A - Pipeline installation structure of non-laminate closed pipe well and construction method thereof - Google Patents
Pipeline installation structure of non-laminate closed pipe well and construction method thereof Download PDFInfo
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- CN114251518A CN114251518A CN202111559008.8A CN202111559008A CN114251518A CN 114251518 A CN114251518 A CN 114251518A CN 202111559008 A CN202111559008 A CN 202111559008A CN 114251518 A CN114251518 A CN 114251518A
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- pipe
- group
- pipeline
- pier
- bearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/08—Vertical ducts; Channels, e.g. for drainage for receiving utility lines, e.g. cables, pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
- F16L3/1066—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing with three or more members surrounding the pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/22—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
Abstract
The invention discloses a pipeline installation structure of a non-laminate closed pipe well and a construction method thereof, wherein the installation structure comprises a pipeline group, a pipe pier group supporting structure, a plurality of load-bearing supporting structures and a plurality of pipeline supports, wherein the pipe pier group supporting structure comprises a plurality of stand columns and a first supporting frame, the load-bearing supporting structure comprises a plurality of longitudinal load-bearing rods and a second supporting frame, two ends of the longitudinal load-bearing rods are respectively and fixedly installed on two oppositely-arranged ring beams, and the second supporting frame is fixedly connected with a plate wall; the construction method comprises the following steps: firstly, constructing a pipe pier group; secondly, constructing a pipe pier group supporting structure; and thirdly, constructing a pipeline group, a plurality of load-bearing support structures and a plurality of pipeline supports. The invention can meet the stability requirement of bearing a large-scale pipeline group, can effectively reduce the vertical deviation of the installation of the pipeline group, improves the installation efficiency of the large-scale pipeline group, can disperse the load of the pipeline group on a plurality of ring beams and plate walls, and realizes the purpose of unloading the load borne by the foundation support structure.
Description
Technical Field
The invention belongs to the technical field of construction engineering construction, and particularly relates to a pipeline installation structure of a non-laminate closed pipe well and a construction method thereof.
Background
When a pipeline of a pipe well is constructed in building engineering, a profile steel support is generally used as a support of the pipeline when a pipeline of a multi-layer building pipe well is constructed, a profile steel support is generally arranged at the bottom end of the pipeline as a basic support structure when the pipeline of the high-layer building pipe well is constructed, and the pipeline in the pipe well is supported by the pipeline support, generally most of the pipe wells are small in span and provided with laminates and overhaul channels, so that constructors can conveniently construct the profile steel support and the pipeline support in the pipe well, when the caliber of the pipeline in the pipe well is small, the vertical load borne by the profile steel support is small, and the vertical load borne by the profile steel support upwards and downwards is gentle; however, for a large-sized pipeline group, the stability requirement for bearing the large-sized pipeline group and a plurality of pipeline brackets is difficult to meet only by means of the profile steel brackets, so that the instability of the whole supporting system is easily caused, and the use function of the large-sized pipeline group is influenced; when the pipe well is a closed pipe well, a layer plate and an overhaul channel are not arranged, the diameter of a single pipeline is large, the number of the single pipeline is large, when the pipeline is actually installed, positioning, installation and pressing are required to be completed at one time, repeated processes cannot occur in the middle, in the installation process, the problems occurring in the pipeline installation process are eliminated as much as possible, and the hoisting and supporting structure construction difficulty of the pipeline is increased due to the high height of the pipe well, so that the pipeline installation structure of the layer plate-free closed pipe well suitable for large-scale pipeline group installation and the construction method thereof are provided.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a pipeline installation structure of a non-laminate closed pipe well and a construction method thereof, aiming at the defects in the prior art, the pipeline installation structure is simple in structure and reasonable in design, the pipe pier group and the pipe pier group supporting structure form a stable basic supporting structure at the bottom end of the pipeline group, the stability requirements of bearing a large-scale pipeline group, a plurality of bearing supporting structures and a plurality of pipeline supports can be met, the vertical deviation of pipeline group installation can be effectively reduced, the efficiency of large-scale pipeline group installation is improved, the deformation of a basic raft caused by uneven stress can be avoided, the multiple bearing supporting structures can be used for supporting the pipeline group, the load of the pipeline group can be dispersed on a plurality of ring beams and plate walls, and the purpose of unloading the load borne by the basic supporting structure is achieved.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a no closed tube-well's of plywood pipeline mounting structure which characterized in that: including arranging the pipeline group in the tube-well plane, setting up on basic raft and being located the pipe pier group of pipeline group bottom with set up in pipe pier group week side and with board wall fixed connection's pipe pier group bearing structure to and a plurality of fixed connection be in pipe group week side's bearing structure and a plurality of setting are in pipe group week side and with board wall fixed connection's pipe bracket, pipe pier group bearing structure includes a plurality of stands and sets up the first support frame on stand top, first support frame fixed connection be in pipe pier group week side and with board wall fixed connection, bearing structure includes a plurality of vertical bearing bars of laying in parallel and sets up in a plurality of the second support frame on the vertical bearing bar, the both ends of vertical bearing bar are fixed mounting respectively on two ring roof beams of laying relatively, the second support frame with board wall fixed connection, first support frame with between the pipe pier group and the second support frame with all through coupling assembling fixed connection between the pipeline group, the pipeline bracket includes that a plurality of laying are in the dead lever of pipeline group week side with connect be used for cramping on the dead lever the arc staple bolt on the pipeline group, the both ends of dead lever respectively fixed mounting on two relative board walls of laying, be provided with on the board wall be used for with dead lever fixed connection's pre-buried steel sheet.
Foretell closed tube-well's of no plywood pipeline mounting structure, its characterized in that: the pipe assembly is including arranging two big footpath pipelines and four path pipelines in the tube-well plane, big footpath pipeline includes the big footpath basic tube coupling of fixed connection on big footpath pipe pier top and a plurality of big footpath connecting tube coupling by supreme connection in proper order on big footpath basic tube coupling top down, the path pipeline includes the path basic tube coupling of fixed connection on path pipe pier top and a plurality of path connecting tube coupling by supreme connection in proper order on path basic tube coupling top down, pipe pier group package water board, vertical installation are in two big footpath pipe piers and four path pipe piers on the horizontal floor, the top of big footpath pipe pier with the top of path pipe pier all is provided with the flange blind plate.
Foretell closed tube-well's of no plywood pipeline mounting structure, its characterized in that: the external diameter of major diameter pipe mound equals the external diameter of major diameter pipeline, the external diameter of path pipe mound equals the external diameter of path pipeline, major diameter pipe mound with all imbed the enhancement steel pipe that one or more were laid with one heart in the path pipe mound, adjacent two strengthen between the steel pipe and major diameter pipe mound or all through annular steel sheet fixed connection between path pipe mound and the enhancement steel pipe.
Foretell closed tube-well's of no plywood pipeline mounting structure, its characterized in that: the number of the bearing support structures is smaller than that of the floors of the main body structure, and two adjacent bearing support structures are arranged on the ring beams of two floors which are separated.
Foretell closed tube-well's of no plywood pipeline mounting structure, its characterized in that: the first support frame comprises a plurality of well-shaped frames which are formed by arranging first transverse support rods and first longitudinal support rods in a crossed mode on the periphery side of the large-diameter pipe pier or the small-diameter pipe pier.
Foretell closed tube-well's of no plywood pipeline mounting structure, its characterized in that: the second support frame comprises a plurality of well-shaped frames which are formed by second transverse support rods and second longitudinal support rods in a crossed mode and are arranged on the peripheral sides of the large-diameter pipelines or the small-diameter pipelines.
Foretell closed tube-well's of no plywood pipeline mounting structure, its characterized in that: the connecting assembly comprises a horizontal fixing plate and an arc-shaped plate vertically installed on the horizontal fixing plate, the horizontal fixing plate is horizontally and fixedly installed on the first supporting frame or the second supporting frame, and the arc-shaped plate is fixedly installed on the outer circular surface of the large-diameter pipe pier, the outer circular surface of the small-diameter pipe pier, the outer circular surface of the large-diameter pipeline or the outer circular surface of the small-diameter pipeline.
The invention also provides a construction method of the pipeline installation structure of the non-laminate closed pipe well, which is characterized by comprising the following steps: the construction method comprises the following steps:
step one, constructing a pipe pier group:
hoisting the prefabricated pipe pier group to the bottom of the pipe well and positioning, and then fixedly installing the pipe pier group on a basic raft plate by utilizing anchor bolts;
step two, constructing a pipe pier group supporting structure:
positioning and installing a plurality of stand columns on a horizontal bottom plate of the pipe pier group, constructing a first support frame on the top ends of the stand columns, fixedly connecting the first support frame and the pipe pier group into a whole by using a plurality of connecting assemblies, and fixedly connecting the first support frame and a plate wall;
step three, constructing a pipeline group, a plurality of bearing support structures and a plurality of pipeline supports:
dividing the pipeline group into a base pipe joint group fixedly connected to the top end of the pipe pier group and a plurality of connecting pipe joint groups sequentially connected to the top end of the base pipe joint group from bottom to top; the specific construction process comprises the following steps:
step 301, constructing a foundation pipe section group of the pipeline group:
hoisting the foundation pipe section group of the pipeline group, and fixedly connecting the foundation pipe section group with the pipe pier group;
step 302, constructing a first connecting pipe joint group of the pipeline group:
hoisting a first connecting pipe joint group of the pipeline group, and fixedly connecting the first connecting pipe joint group with the foundation pipe joint group; then, constructing a first pipeline bracket between the peripheral side of the first connecting pipe joint group and the plate wall;
step 303, constructing the ith connecting pipe joint group of the pipeline group:
hoisting the ith connecting pipe joint group of the pipeline group, and fixedly connecting the ith connecting pipe joint group with the constructed (i-1) th connecting pipe joint group; then, constructing an ith pipeline bracket between the peripheral side of the ith connecting pipe joint group and the plate wall; meanwhile, a bearing support structure is constructed between the peripheral side of the ith connecting pipe joint group and the ring beam, wherein i is a positive integer and is more than or equal to 2;
and 304, repeating the step 303 for multiple times according to the construction sequence from bottom to top until the construction of the plurality of connecting pipe joint groups is completed.
The construction method is characterized in that: in step 303, a plurality of load-bearing support structures are respectively and fixedly connected to the ring beams of odd floors except the negative one.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the pipe pier group positioned at the bottom end of the pipeline group is arranged on the basic raft, and the pipe pier group supporting structure fixedly connected with the plate wall is arranged on the periphery of the pipe pier group, so that the pipe pier group and the pipe pier group supporting structure form a stable basic supporting structure at the bottom end of the pipeline group.
2. The pipe pier group supporting structure comprises a plurality of stand columns and a first supporting frame arranged at the top ends of the stand columns, during actual construction, the first supporting frame is fixedly connected to the periphery of the pipe pier group and fixedly connected with a panel wall, the stand columns jointly play a role in supporting the first supporting frame, the horizontal installation height of the first supporting frame can be limited, the first supporting frame not only can play a role in enhancing the coaxiality of the pipe pier group, but also can be used as a bridge to distribute vertical loads borne by the pipe pier group on the stand columns and the panel wall, the stability of the pipe pier group is ensured, and the using effect is good.
3. The invention arranges a plurality of bearing support structures fixedly connected with the ring beam on the periphery of the pipeline group, the bearing support structures are arranged in the pipe shaft from bottom to top at intervals, the bearing support structure comprises a plurality of longitudinal bearing rods arranged in parallel and a second support frame, the second support frame is arranged on the longitudinal bearing rods, two ends of each longitudinal bearing rod are respectively and fixedly arranged on two ring beams arranged oppositely, the second support frame is not only fixedly connected with the pipeline group, and is fixedly connected with the plate wall, when in actual use, the fixed connection between the pipeline group and a plurality of ring beams can be realized by utilizing a plurality of bearing support structures, and can realize the fixed connection of pipeline group and siding wall, a plurality of bearing support structure can play the effect of supporting pipeline group, can be with the load dispersion of pipeline group on a plurality of collar beams and siding wall to the purpose of the load that realizes the branch and unload basic support structure.
4. The construction method has reasonable design, high construction safety and convenient popularization and application.
In conclusion, the pipe pier group and the pipe pier group supporting structure form a stable foundation supporting structure at the bottom end of the pipeline group, the stable foundation supporting structure can meet the stability requirements of bearing a large-scale pipeline group, a plurality of bearing supporting structures and a plurality of pipeline supports, the vertical deviation of the installation of the pipeline group can be effectively reduced, the installation efficiency of the large-scale pipeline group is improved, the deformation of the foundation raft caused by uneven stress can be avoided, the effect of supporting the pipeline group can be achieved by utilizing the bearing supporting structures, and the load of the pipeline group can be dispersed on a plurality of ring beams and plate walls, so that the purpose of unloading the load borne by the foundation supporting structure is achieved.
The invention is described in further detail below with reference to the figures and examples.
Drawings
Fig. 1 is a schematic structural view of the mounting structure of the present invention.
Fig. 2 is a schematic structural view of the pipe pier set of the present invention.
Fig. 3 is a schematic view of a connection structure of the large-diameter pipe pier and the horizontal bottom plate.
Fig. 4 is a schematic view showing a connection structure of the pipe pier group and the pipe pier group support structure of the present invention.
Fig. 5 is a schematic view of the connection structure of the pipe pier set, the first support frame and the plate wall.
Fig. 6 is a schematic view of a connection structure of the pipe group and the pipe bracket according to the present invention.
Figure 7 is a schematic view of the connection of the group of pipes and the load-bearing support structure according to the invention.
Fig. 8 is a schematic view of a connection structure of the pipe assembly, the second support frame, the ring beam and the plate wall according to the present invention.
FIG. 9 is a flow chart of the construction method of the present invention.
Description of reference numerals:
1-a horizontal bottom plate; 2, large-diameter pipe pier; 3, small-diameter pipe pier;
4, flange blind plate; 5-a rib plate; 6, a column;
7-a first support frame; 7-1 — a first transverse support bar; 7-2 — a first longitudinal support bar;
8-1-horizontal fixed plate; 8-2-arc plate; 9-reinforcing the steel pipe;
10-ring-shaped steel plate; 11-basic raft plates; 12-ring beam;
13-siding wall; 13-1, pre-burying a steel plate; 14-large diameter pipeline;
15-small diameter pipeline; 16-a pipe support; 16-1-fixation rod;
16-2-arc anchor ear; 17-longitudinal load-bearing bar; 18-a second support;
18-1 — a second transverse support bar; 18-2 — a second longitudinal support bar.
Detailed Description
The pipe installation structure of the plywood-free closed pipe well shown in fig. 1 and fig. 4 to fig. 8 comprises a pipe group arranged in a pipe well plane, a pipe pier group arranged on a basic raft 11 and positioned at the bottom end of the pipe group, a pipe pier group supporting structure arranged on the periphery of the pipe pier group and fixedly connected with a plate wall 13, a plurality of bearing supporting structures fixedly connected on the periphery of the pipe group and a plurality of pipe supports 16 arranged on the periphery of the pipe group and fixedly connected with the plate wall 13, the pipe pier group supporting structure comprises a plurality of upright posts 6 and a first supporting frame 7 arranged on the top ends of the upright posts 6, the first supporting frame 7 is fixedly connected on the periphery of the pipe pier group and fixedly connected with the plate wall 13, the bearing supporting structure comprises a plurality of longitudinal bearing rods 17 arranged in parallel and a second supporting frame 18 arranged on the plurality of longitudinal bearing rods 17, the two ends of the longitudinal bearing rod 17 are respectively and fixedly arranged on two ring beams 12 which are oppositely arranged, the second support frame 18 is fixedly connected with a plate wall 13, the first support frame 7 and the pipe pier group and the second support frame 18 and the pipeline group are fixedly connected through connecting components, the pipeline support 16 comprises a plurality of fixing rods 16-1 which are arranged on the periphery of the pipeline group and arc-shaped anchor ears 16-2 which are connected to the fixing rods 16-1 and used for hooping the pipeline group, the two ends of the fixing rods 16-1 are respectively and fixedly arranged on the two plate walls 13 which are oppositely arranged, and the plate walls 13 are provided with embedded steel plates 13-1 which are used for being fixedly connected with the fixing rods 16-1.
In this embodiment, through set up the pipe pier group that is located the pipeline group bottom on basic raft 11, and set up the pipe pier group bearing structure with 13 fixed connection of siding wall in the week side of pipe pier group, this moment, pipe pier group and pipe pier group bearing structure form a stable basic bearing structure in the bottom of pipeline group, compare with shaped steel support among the prior art, this basic bearing structure can satisfy and bear large-scale pipeline group, a plurality of bearing structure and a plurality of pipeline bracket 16's stability requirement, can effectively reduce the vertical deviation of pipeline group installation, promote the efficiency of large-scale pipeline group installation, can avoid basic raft 11 atress inhomogeneous and take place to warp.
In this embodiment, pipe mound group bearing structure includes a plurality of stands 6 and sets up first support frame 7 on 6 tops of stand, during actual construction, first support frame 7 fixed connection be in pipe mound group week side and with 13 fixed connection of siding wall, a plurality of stands 6 play the effect of supporting first support frame 7 jointly, can inject the horizontal installation height of first support frame 7, first support frame 7 not only can play the effect of reinforcing pipe mound group axiality, can distribute the vertical load that the pipe mound group received as a bridge on a plurality of stands 6 and siding wall 13 in addition, guaranteed the stability of pipe mound group, excellent in use effect.
In this embodiment, a plurality of bearing support structures fixedly connected to the ring beams 12 are disposed around the pipeline group, the plurality of bearing support structures are disposed in the pipe well at intervals from bottom to top, each bearing support structure includes a plurality of longitudinal bearing rods 17 and a second support frame 18 disposed in parallel, the second support frame 18 is disposed on the plurality of longitudinal bearing rods 17, two ends of each longitudinal bearing rod 17 are respectively and fixedly mounted on the two ring beams 12 disposed oppositely, the second support frame 18 is not only fixedly connected to the pipeline group, but also fixedly connected to the slab wall 13, when in actual use, the plurality of bearing support structures are utilized to not only fixedly connect the pipeline group to the plurality of ring beams 12, but also fixedly connect the pipeline group to the slab wall 13, the plurality of bearing support structures can play a role of supporting the pipeline group, and can disperse the load of the pipeline group on the plurality of ring beams 12 and the slab wall 13, thereby realizing the purpose of unloading the load borne by the foundation support structure.
In this embodiment, in the present embodiment, the plurality of pipe brackets 16 fixedly connected to the plate wall 13 are disposed on the periphery of the pipe group, so that in actual use, under the action of the plurality of pipe brackets 16, the coaxiality of the plurality of pipe joints in a single pipe can be ensured and improved.
In this embodiment, through a plurality of coupling assembling of welding between first support frame 7 and pipe pier group, can realize the fixed connection of first support frame 7 and pipe pier group promptly, through a plurality of coupling assembling of welding between second support frame 18 and pipeline group, can realize the fixed connection of second support frame 18 and pipeline group promptly, connect reliably, the construction of being convenient for.
As shown in fig. 2 and 4, in this embodiment, the pipeline assembly includes two large-diameter pipelines 14 and four small-diameter pipelines 15 arranged in the well-bore plane, the large-diameter pipeline 14 includes a large-diameter basic pipe joint fixedly connected to the top end of the large-diameter pipe pier 2 and a plurality of large-diameter connecting pipe joints sequentially connected to the top end of the large-diameter basic pipe joint from bottom to top, the small-diameter pipeline 15 includes a small-diameter basic pipe joint fixedly connected to the top end of the small-diameter pipe pier 3 and a plurality of small-diameter connecting pipe joints sequentially connected to the top end of the small-diameter basic pipe joint from bottom to top, the pipe pier assembly includes a water bottom plate 1, two large-diameter pipe piers 2 and four small-diameter pipe piers 3 vertically installed on the horizontal bottom plate 1, and the top ends of the large-diameter pipe piers 2 and the small-diameter pipe piers 3 are provided with blind flanges 4.
During actual construction, horizontal base plate 1 is split type, and two big footpath pipe mounds 2 and four path pipe mounds 3 of prefabricated processing preparation of being convenient for respectively and the installation location between the horizontal base plate 1 of components of a whole that can function independently, more importantly, be convenient for hoist and mount two big footpath pipe mounds 2 and four path pipe mounds 3 in proper order.
In this embodiment, a plurality of rib plates 5 are fixedly mounted between the upper surface of the horizontal base plate 1 and the bottom end of the large-diameter pipe pier 2 and between the upper surface of the horizontal base plate 1 and the bottom end of the small-diameter pipe pier 3, so that the reliability of the fixed connection between the horizontal base plate 1 and the large-diameter pipe pier 2 and the reliability of the fixed connection between the horizontal base plate 1 and the small-diameter pipe pier 3 can be improved.
In this embodiment, the external diameter of major diameter pier 2 equals the external diameter of major diameter pipeline 14, the external diameter of path pier 3 equals the external diameter of path pipeline 15, major diameter pier 2 with all imbed the enhancement steel pipe 9 that one or more were laid concentrically in the path pier 3, adjacent two strengthen between the steel pipe 9 and major diameter pier 2 or all through annular steel plate 10 fixed connection between path pier 3 and the enhancement steel pipe 9.
In this embodiment, the number of the load-bearing support structures is smaller than the number of the floors of the main structure, and two adjacent load-bearing support structures are arranged on the ring beam 12 of two floors apart from each other.
As shown in fig. 4 and 5, in the present embodiment, the first support frame 7 includes a plurality of cross frames formed by the first transverse support bar 7-1 and the first longitudinal support bar 7-2 arranged on the periphery of the large-diameter pipe pier 2 or the small-diameter pipe pier 3 in a crossing manner.
As shown in fig. 7 and 8, in the present embodiment, the second support frame 18 includes a plurality of cross frames formed by the second transverse support bar 18-1 and the second longitudinal support bar 18-2 which are arranged on the periphery of the large-diameter pipe 14 or the small-diameter pipe 15 in a crossing manner.
As shown in fig. 4, 5, 7 and 8, in the present embodiment, the connecting assembly includes a horizontal fixing plate 8-1 and an arc-shaped plate 8-2 vertically installed on the horizontal fixing plate 8-1, the horizontal fixing plate 8-1 is horizontally and fixedly installed on the first support frame 7 or the second support frame 18, and the arc-shaped plate 8-2 is fixedly installed on the outer circumferential surface of the large-diameter pipe pier 2, the outer circumferential surface of the small-diameter pipe pier 3, the outer circumferential surface of the large-diameter pipe 14 or the outer circumferential surface of the small-diameter pipe 15.
A construction method of a pipe installation structure of a deck-free closed type pipe well as shown in fig. 9, the construction method comprising the steps of:
step one, constructing a pipe pier group:
hoisting the prefabricated pipe pier group to the bottom of the pipe well and positioning, and then fixedly installing the pipe pier group on the basic raft 11 by using anchor bolts;
in this embodiment, through prefabricated processing pipe mound group to hoist the pipe mound group that accomplishes prefabricating to tube well bottom and location, recycle anchor bolt with pipe mound group fixed mounting on basic raft 11, replace shaped steel support among the prior art as basic bearing structure by pipe mound group, its advantage lies in: firstly, a plurality of pipe piers contained in the pipe pier group correspond to a plurality of pipelines contained in the pipeline group one by one, and the pipe pier group has strong bearing capacity and good stability; secondly, prefabricated pipe pier group has the advantage of being convenient for hoist and mount, need not weld on basic raft 11 and build shaped steel support, and the engineering volume of carrying out welding construction at the tube-well bottom that has significantly reduced accords with the environmental protection theory of green construction.
Step two, constructing a pipe pier group supporting structure:
positioning and installing a plurality of upright columns 6 on a horizontal bottom plate 1 of the pipe pier group, constructing a first support frame 7 on the top ends of the upright columns 6, fixedly connecting the first support frame 7 and the pipe pier group into a whole by using a plurality of connecting assemblies, and fixedly connecting the first support frame 7 and a plate wall 13;
step three, constructing a pipeline group, a plurality of bearing support structures and a plurality of pipeline supports:
dividing the pipeline group into a base pipe joint group fixedly connected to the top end of the pipe pier group and a plurality of connecting pipe joint groups sequentially connected to the top end of the base pipe joint group from bottom to top; the specific construction process comprises the following steps:
step 301, constructing a foundation pipe section group of the pipeline group:
hoisting the foundation pipe section group of the pipeline group, and fixedly connecting the foundation pipe section group with the pipe pier group;
step 302, constructing a first connecting pipe joint group of the pipeline group:
hoisting a first connecting pipe joint group of the pipeline group, and fixedly connecting the first connecting pipe joint group with the foundation pipe joint group; then, constructing a first pipeline bracket 16 between the peripheral side of the first connecting pipe joint group and the plate wall 13;
step 303, constructing the ith connecting pipe joint group of the pipeline group:
hoisting the ith connecting pipe joint group of the pipeline group, and fixedly connecting the ith connecting pipe joint group with the constructed (i-1) th connecting pipe joint group; then, constructing an ith pipeline bracket 16 between the peripheral side of the ith connecting pipe joint group and the plate wall 13; meanwhile, a bearing support structure is constructed between the peripheral side of the ith connecting pipe joint group and the ring beam 12, wherein i is a positive integer and is more than or equal to 2;
and 304, repeating the step 303 for multiple times according to the construction sequence from bottom to top until the construction of the plurality of connecting pipe joint groups is completed.
In this embodiment, in step 303, the plurality of load-bearing support structures are respectively and fixedly connected to the ring beams 12 of the odd floors except the negative one floor.
During actual construction, on the premise of ensuring the bearing performance requirement of the foundation support structure, the bearing support structure does not need to be connected to the ring beam 12 of each floor, so that the construction cost can be saved, and the construction period can be shortened.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a no closed tube-well's of plywood pipeline mounting structure which characterized in that: including arranging the pipeline group in the tube-well plane, setting up on basic raft board (11) and being located the pipe pier group and the setting of pipeline group bottom are in pipe pier group week side and with siding wall (13) fixed connection's pipe pier group bearing structure to and a plurality of fixed connection are in the bearing structure and a plurality of the setting of pipeline group week side are in pipe pier group week side and with siding wall (13) fixed connection's pipeline bracket (16), pipe pier group bearing structure includes a plurality of stands (6) and sets up first support frame (7) on stand (6) top, first support frame (7) fixed connection in pipe pier group week side and with siding wall (13) fixed connection, bearing structure includes a plurality of vertical bearing bar (17) of laying in parallel and sets up in a plurality of second support frame (18) on vertical bearing bar (17), the both ends of vertical bearing bar (17) are fixed mounting respectively on two circle roof beams (12) of laying relatively, the second support frame (18) is fixedly connected with the plate wall (13), the first support frame (7) is fixedly connected with the pipe pier groups and the second support frame (18) is fixedly connected with the pipe group through connecting components, the pipe support (16) comprises a plurality of fixing rods (16-1) distributed on the periphery of the pipe group and arc-shaped anchor ears (16-2) connected to the fixing rods (16-1) and used for hooping the pipe group, two ends of each fixing rod (16-1) are fixedly mounted on the two plate walls (13) which are distributed oppositely, and pre-buried steel plates (13-1) used for being fixedly connected with the fixing rods (16-1) are arranged on the plate walls (13).
2. The pipe installation structure of a plywood-free closed pipe well according to claim 1, wherein: pipeline assembly is including arranging two big footpath pipelines (14) and four path pipelines (15) in the tube-well plane, big footpath pipeline (14) include fixed connection at the big footpath basic tube coupling on big footpath pipe pier (2) top and a plurality of by supreme big footpath connecting tube coupling of connecting gradually on big footpath basic tube coupling top down, path pipeline (15) include the path basic tube coupling on path pipe pier (3) top and a plurality of by supreme path connecting tube coupling of connecting gradually on path basic tube coupling top down, pipe pier group includes water flat-bed board (1), installs perpendicularly two big footpath pipe piers (2) and four path pipe piers (3) on horizontal floor (1), the top of big footpath pipe pier (2) with the top of path pipe pier (3) all is provided with blind flange (4).
3. The pipe installation structure of a plywood-free closed pipe well according to claim 2, wherein: the external diameter of major diameter pipe pier (2) equals the external diameter of major diameter pipeline (14), the external diameter of path pipe pier (3) equals the external diameter of path pipeline (15), major diameter pipe pier (2) with all imbed in path pipe pier (3) one or more enhancement steel pipe (9) of laying concentrically, adjacent two strengthen between steel pipe (9) and major diameter pipe pier (2) or all through annular steel sheet (10) fixed connection between path pipe pier (3) and the enhancement steel pipe (9).
4. The pipe installation structure of a plywood-free closed pipe well according to claim 1, wherein: the number of the bearing support structures is smaller than that of the floors of the main body structure, and two adjacent bearing support structures are arranged on ring beams (12) of two floors which are separated.
5. The pipe installation structure of a plywood-free closed pipe well according to claim 3, wherein: the first support frame (7) comprises a plurality of well-shaped frames which are formed by a first transverse support rod (7-1) and a first longitudinal support rod (7-2) in a crossed mode and are arranged on the periphery side of the large-diameter pipe pier (2) or the small-diameter pipe pier (3).
6. The pipe installation structure of a plywood-free closed pipe well according to claim 5, wherein: the second support frame (18) comprises a plurality of well frames which are formed by a second transverse support rod (18-1) and a second longitudinal support rod (18-2) in a crossed mode and are arranged on the peripheral side of the large-diameter pipeline (14) or the small-diameter pipeline (15).
7. The pipe installation structure of a plywood-free closed pipe well according to claim 6, wherein: the connecting assembly comprises a horizontal fixing plate (8-1) and an arc-shaped plate (8-2) vertically installed on the horizontal fixing plate (8-1), the horizontal fixing plate (8-1) is horizontally and fixedly installed on the first supporting frame (7) or the second supporting frame (18), and the arc-shaped plate (8-2) is fixedly installed on the outer circular surface of the large-diameter pipe pier (2), the outer circular surface of the small-diameter pipe pier (3), the outer circular surface of the large-diameter pipeline (14) or the outer circular surface of the small-diameter pipeline (15).
8. A method of constructing a pipe installation structure of the deck-less closed type pipe well according to claim 1, wherein: the construction method comprises the following steps:
step one, constructing a pipe pier group:
hoisting the prefabricated pipe pier group to the bottom of the pipe well and positioning, and then fixedly installing the pipe pier group on a basic raft (11) by using anchor bolts;
step two, constructing a pipe pier group supporting structure:
positioning and installing a plurality of upright posts (6) on a horizontal bottom plate (1) of the pipe pier group, constructing a first support frame (7) at the top ends of the upright posts (6), fixedly connecting the first support frame (7) and the pipe pier group into a whole by using a plurality of connecting assemblies, and fixedly connecting the first support frame (7) and a plate wall (13);
step three, constructing a pipeline group, a plurality of bearing support structures and a plurality of pipeline supports:
dividing the pipeline group into a base pipe joint group fixedly connected to the top end of the pipe pier group and a plurality of connecting pipe joint groups sequentially connected to the top end of the base pipe joint group from bottom to top; the specific construction process comprises the following steps:
step 301, constructing a foundation pipe section group of the pipeline group:
hoisting the foundation pipe section group of the pipeline group, and fixedly connecting the foundation pipe section group with the pipe pier group;
step 302, constructing a first connecting pipe joint group of the pipeline group:
hoisting a first connecting pipe joint group of the pipeline group, and fixedly connecting the first connecting pipe joint group with the foundation pipe joint group; then, constructing a first pipeline bracket (16) between the peripheral side of the first connecting pipe section group and the plate wall (13);
step 303, constructing the ith connecting pipe joint group of the pipeline group:
hoisting the ith connecting pipe joint group of the pipeline group, and fixedly connecting the ith connecting pipe joint group with the constructed (i-1) th connecting pipe joint group; then, constructing an ith pipeline bracket (16) between the peripheral side of the ith connecting pipe joint group and a plate wall (13); meanwhile, a bearing support structure is constructed between the peripheral side of the ith connecting pipe joint group and the ring beam (12), wherein i is a positive integer and is more than or equal to 2;
and 304, repeating the step 303 for multiple times according to the construction sequence from bottom to top until the construction of the plurality of connecting pipe joint groups is completed.
9. The construction method according to claim 8, wherein: in step 303, a plurality of load-bearing support structures are respectively and fixedly connected to the ring beams (12) of odd floors except the negative one floor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111559008.8A CN114251518B (en) | 2021-12-20 | 2021-12-20 | Pipeline installation structure of non-laminate closed pipe well and construction method thereof |
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| CN202111559008.8A CN114251518B (en) | 2021-12-20 | 2021-12-20 | Pipeline installation structure of non-laminate closed pipe well and construction method thereof |
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| CN114251518B CN114251518B (en) | 2022-09-27 |
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Cited By (1)
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| CN114251518B (en) | 2022-09-27 |
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