CN109487817B - Three cabin crossing steel bar structure in gallery - Google Patents
Three cabin crossing steel bar structure in gallery Download PDFInfo
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- CN109487817B CN109487817B CN201811436846.4A CN201811436846A CN109487817B CN 109487817 B CN109487817 B CN 109487817B CN 201811436846 A CN201811436846 A CN 201811436846A CN 109487817 B CN109487817 B CN 109487817B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
Abstract
The invention relates to the technical field of pipe galleries, in particular to a steel bar structure of an intersection of three cabins of a pipe gallery, which is positioned at the intersection position of the pipe gallery in two directions and comprises a partition wall, a top plate, a middle plate and a bottom plate, wherein the top plate and the middle plate form an upper cavity, the middle plate and the bottom plate form a lower cavity, the top plate, the middle plate and the bottom plate are all formed by prefabricated plates, the structure of each prefabricated plate is the same as the cross section structures of the first cabin, the second cabin and the third cabin, the partition wall is used for connecting and supporting each prefabricated plate, the prefabricated plates of the middle plate are provided with a pipeline reserved opening and a stair reserved opening, and hidden beam steel bars are distributed at the peripheries of the pipeline reserved opening and the stair reserved opening. The steel bar structure for the intersection of the three cabins of the pipe gallery can effectively increase the stability of the intersection of the pipe gallery and is convenient for construction and construction of the intersection of the pipe gallery.
Description
Technical Field
The invention relates to the technical field of pipe galleries, in particular to a steel bar structure of an intersection of three cabins of a pipe gallery.
Background
Because the traditional directly buried pipeline occupies more underground space of a road, and the laying of the pipeline cannot be synchronized with the construction of the road, the road is frequently dug, the normal passing of the road is seriously influenced, and the problems of serious noise, dust emission and other environmental pollution are also brought, so that the traffic and living agencies of people are greatly inconvenient. In order to solve the above problems, a pipe gallery structure for laying underground pipelines has appeared. The pipe gallery is an underground city pipeline comprehensive corridor. The tunnel space is built in the city underground, various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like are integrated, a special overhaul port, a lifting port and a monitoring system are arranged, unified planning, unified design, unified construction and management are implemented, and the tunnel space is an important infrastructure and a 'life line' for guaranteeing city operation.
At present, the construction of a gallery is generally divided into a cast-in-place structure and an assembly type prefabricated pipe gallery structure, and the cast-in-place method needs to carry out processes of reinforcement processing and binding, formwork erecting, concrete pouring, maintenance, formwork removal and the like on a construction site, so that the construction process is complex and the construction period is long; to prefabricated piping lane structure of assembled, integral prefabricated piping lane often volume and weight are great, and transportation and on-the-spot hoist and mount from mill to job site are very inconvenient, and integral prefabricated piping lane steadiness all is inferior to cast in situ's piping lane moreover. According to the system arrangement of pipe gallery, often can meet the cross pipe gallery, at the intersection of pipe gallery, the area of pipe gallery intersection increases, and prefabricated pipe gallery volume and weight increase thereupon, have consequently increased the degree of difficulty of installation, and because the volume and the weight increase of pipe gallery intersection lead to integral prefabricated pipe gallery stability not high moreover.
Disclosure of Invention
In order to solve the problems, the invention provides a steel bar structure for an intersection of three cabins of a pipe gallery, which can effectively increase the stability of the intersection of the pipe gallery and is convenient for construction and construction of the intersection of the pipe gallery.
In order to achieve the purpose, the invention adopts the technical scheme that:
a steel bar structure of a three-cabin intersection of a pipeline corridor is positioned at the intersection position of the pipeline corridor in two directions and comprises a partition wall, a top plate, a middle plate and a bottom plate, wherein the top plate and the middle plate form an upper-layer cavity, the middle plate and the bottom plate form a lower-layer cavity, and the partition wall divides the upper-layer cavity and the lower-layer cavity into a first cabin body, a second cabin body and a third cabin body respectively; the upper-layer cavity and the lower-layer cavity are respectively provided with an inlet and an outlet according to the three cabin bodies, and the inlet and outlet directions of the upper-layer cavity are perpendicular to the inlet and outlet directions of the lower-layer cavity; the partition wall between the first cabin body and the second cabin body is parallel to the inlet and outlet direction of the corresponding cavity, the first cabin body, the second cabin body and the third cabin body are respectively provided with two gradual change sections and an expansion section, the two gradual change sections are respectively connected with the inlet and outlet of the corresponding cavity, the expansion section is positioned between the two gradual change sections, and two ends of the expansion section are respectively connected with the gradual change sections;
the top plate, the middle plate and the bottom plate are all composed of prefabricated plates, each prefabricated plate comprises a first plate block, a second plate block and a third plate block, the structures of the first plate block, the second plate block and the third plate block are respectively the same as the cross section structures of the first cabin body, the second cabin body and the third cabin body, the prefabricated plates are connected through a splicing member, the splicing member comprises a fixed ring buckle and a connecting and buckling reinforcing steel bar, the fixed ring buckle and the connecting and buckling reinforcing steel bar are arranged on two sides of each prefabricated plate at intervals, and the adjacent prefabricated plates are fastened with the fixed ring buckle through the connecting and buckling reinforcing steel bar;
the partition wall comprises a wall body, supporting pieces and a hinge mechanism, the wall body is positioned at the splicing component, the supporting pieces are positioned at two ends of the wall body in the vertical direction, the cross sections of the supporting pieces are triangular, clamping teeth which are mutually matched are arranged on two sides of each prefabricated plate and the supporting pieces, and the supporting pieces are connected with the prefabricated plates through the clamping teeth; the hinge mechanism is positioned at the joint of the gradual change section and the expansion section, the hinge mechanism comprises hinge rings and fixed columns, the hinge rings are respectively and fixedly connected with two ends of the wall bodies, the hinge rings of the two wall bodies are mutually spliced, and the fixed columns are matched with the hinge rings and positioned in the hinge rings;
the middle plate is provided with a pipeline reserved port and a stair reserved port respectively, the pipeline reserved port and the stair reserved port are used for communicating the upper-layer cavity with the lower-layer cavity, and hidden beam steel bars are distributed on the peripheries of the pipeline reserved port and the stair reserved port.
Further, still include the stand reinforcing bar, the stand reinforcing bar is laid respectively in upper cavity reaches in the lower floor's cavity, upper cavity reaches the lower floor's cavity the stand reinforcing bar is located the same vertical line, and is used for right the support of precast slab, upper cavity reaches the lower floor's cavity the stand reinforcing bar is equipped with four at least and is located upper cavity reaches the lower floor's cavity first cabin body with the second cabin body cross section.
Furthermore, the stand reinforcing bars are provided with erecting ribs which are arranged in a plum blossom shape.
Furthermore, the gradual change sections on the two opposite sides of the upper-layer cavity and the gradual change sections on the two opposite sides of the lower-layer cavity are positioned on the same vertical plane; the transition sections on the other two sides of the upper layer cavity and the lower layer cavity are provided with a group of transition sections which are positioned on the same vertical plane.
Furthermore, the hinge rings on the two sides of the wall body are located on different planes, and the hinge rings are fixed on the two sides of the wall body in a U-shaped steel pouring mode.
The wall body further comprises a connecting mechanism, the connecting mechanism comprises a fixing piece, a threaded rod and a clasp, the fixing piece is fixedly connected with one end of the threaded rod, the fixing piece and the joint of the fixing piece and the threaded rod are poured in the wall body in advance, one end of the clasp is of a hook-shaped structure, and the other end of the clasp is in sliding connection with the threaded rod and is fixed on the threaded rod through an adjusting nut; the clasp is used for buckling the buckling reinforcing steel bar.
Furthermore, the stair reservation port is provided with a stair, the stair comprises a base, a stair board, an anti-seismic support and a fixing mechanism, the base comprises an upper base and a lower base, the upper base is connected with the longitudinal steel bars and the transverse steel bars of the middle plate, the lower base is connected with the longitudinal steel bars and the transverse steel bars of the bottom plate, the base is provided with a placing groove, and two ends of the stair board are respectively connected with the placing groove through the anti-seismic support; the fixing mechanism comprises a fixing bolt and a fixing nut, fixing grooves are formed in two ends of the stair boards respectively, the fixing bolt is provided with two fixing bolts, one fixing bolt penetrates through the upper base, the anti-seismic support and the stair boards in sequence, the other fixing bolt penetrates through the lower base, the anti-seismic support and the stair boards in sequence, the fixing bolts correspond to the fixing bolts, the fixing nuts penetrate through the fixing grooves, and the fixing nuts are located in the fixing grooves and in threaded connection with the fixing bolts.
Furthermore, anti-seismic rubber is arranged at the gap between the stair boards and the placing groove.
Further, the fixing groove is provided with a transparent protective cover.
Furthermore, a hollow steel pipe is arranged in the stair tread.
The effective effect of the present invention is that,
1. because the top plate, the middle plate and the bottom plate at the intersection are large in volume and weight, the prefabricated plates are divided into three parts and are respectively identical to the cross section structures of the first cabin body, the second cabin body and the third cabin body, and the difficulty in hoisting and mounting the prefabricated plates is reduced. Under the effect of fixed ring buckle and connect the knot reinforcing bar, two adjacent prefabricated plates can be through connecting the knot reinforcing bar and fixed ring buckle lock joint, realize the connection fixed plate of prefabricated plate, strengthen the stability of prefabricated plate. The two sides of each prefabricated plate and the bearing piece are provided with clamping teeth which are mutually matched, the bearing piece is connected with each prefabricated plate through the clamping teeth, the bearing piece can support the prefabricated plates, the prefabricated plates and the partition wall are prevented from sliding through the clamping teeth, and the prefabricated plates are convenient to lift and install.
2. Under the effect of partition wall, first cabin body, second cabin body and third cabin body are equallyd divide and do not are equipped with two transition sections and an extension section, and two transition sections are connected with the exit that corresponds the cavity respectively, and the extension section is located between two transition sections and both ends are connected with transition section respectively, have solved the problem of pipeline to two direction conversions and the current problem of personnel between each cabin of piping lane through setting up transition section and extension section. Because the transition section and cabin body junction and transition section and extension section junction all have non-right angle, under hinge mechanisms's effect, can conveniently adjust the angle between two partition walls, after confirming the position of two partition walls, through pouring the articulated department to two partition walls, guarantee the steadiness of two partition walls.
3. Under the action of the connecting mechanism, the adjusting screw cap is screwed down, so that the hook can strain the transverse steel bars of the top plate, the middle plate and the bottom plate, and the supporting effect of the partition wall on the top plate, the middle plate and the bottom plate is improved; because the two partition walls have non-90-degree included angles, the partition walls and the transverse steel bars are in a non-vertical structure, the hook can be adjusted to be vertical to the connecting and buckling steel bars by rotating the hook, and the hook is prevented from damaging the connecting and buckling steel bars.
4. The gradual change section of the relative both sides of upper chamber body and the gradual change section of the relative both sides of lower floor's cavity are located same vertical plane, and the gradual change section of the other both sides of upper chamber body and lower floor's cavity has a set of gradual change section that is located same vertical plane, makes the pressure distribution of roof, medium plate and bottom plate on each partition wall, effectively reduces the pressure of roof to the board and reduces the pressure of roof, medium plate to the bottom plate, avoids roof, medium plate and bottom plate to appear collapsing.
5. Because the gradual change section of first plate and second plate and the area broad of extension section to lead to the condition that the collapse appears easily, through being located the same vertical line with the stand reinforcing bar at upper cavity and lower floor's cavity, can support the first plate and the second plate of upper cavity and lower floor's cavity, guarantee top and bottom plate steadiness.
6. The base all is equipped with the standing groove, and stair board both ends are connected with the standing groove through antidetonation support respectively, and the antidetonation rubber has been laid to stair board and standing groove space department. Under the effect of antidetonation support and antidetonation rubber, can effectively reduce the influence that the vehicle goes the in-process to the piping lane production vibrations to the stair, avoid the stair to appear the crack. Fixing bolt one end passes base, antidetonation support, stair board in proper order to wear out at the fixed slot, fixing nut be located the fixed slot and with fixing bolt threaded connection, through fixing bolt and fixing nut's cooperation, the installation of the stair of being convenient for, under the effect of visor moreover, be convenient for observe fixing bolt and fixing nut's the condition, make maintainer can in time discover the problem.
Drawings
Fig. 1 is a schematic view of an intersection structure of a steel reinforcement structure of a three-cabin intersection of a pipe gallery according to a preferred embodiment of the present invention.
Fig. 2 is a schematic structural view of a top plate partition wall of a steel bar structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the invention.
Fig. 3 is a schematic diagram of a middle plate partition wall structure of a steel bar structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the invention.
Fig. 4 is a structural diagram of a bottom plate partition wall of a steel bar structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the invention.
Fig. 5 is a schematic view of a hidden beam steel bar structure of a steel bar structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the invention.
Fig. 6 is a top plate reinforcement layout a-a exploded view of a reinforcement structure at a three-compartment intersection of a pipe gallery according to a preferred embodiment of the present invention.
Fig. 7 is a structural diagram B-B showing the arrangement of reinforcing bars of a bottom plate of a reinforcing bar structure at an intersection of three chambers of a pipe gallery according to a preferred embodiment of the present invention.
Fig. 8 is a schematic diagram illustrating a structure of a precast slab of a steel bar structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the present invention.
Fig. 9 is a schematic structural view of a splicing member of a reinforcement structure of a three-cabin intersection of a pipe gallery according to a preferred embodiment of the present invention.
Fig. 10 is a schematic view of a partition wall structure of a steel reinforcement structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the present invention.
Fig. 11 is a schematic structural view of a connection mechanism of a steel bar structure at a three-cabin intersection of a pipe gallery according to a preferred embodiment of the invention.
Fig. 12 is a schematic view of a stair structure of a reinforcement structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the present invention.
Fig. 13 is a structural diagram of a fixing mechanism of a steel bar structure at an intersection of three cabins of a pipe gallery according to a preferred embodiment of the invention.
In the figure, 1-partition wall, 101-first cabin, 102-second cabin, 103-third cabin, 104-gradual change section, 105-expansion section, 11-wall, 12-bearing piece, 13-latch, 14-hinged ring, 141-fixed column, 2-top plate, 3-middle plate, 31-line pipe reserved opening, 32-stair reserved opening, 4-bottom plate, 5-prefabricated plate, 51-first plate, 52-second plate, 53-third plate, 6-splicing member, 61-fixed ring buckle, 62-buckling reinforcing steel bar, 7-hidden beam reinforcing steel bar, 8-upright post reinforcing steel bar, 9-stair, 91-base, 911-upper base, 912-lower base, 92-stair slab, 921-fixed groove, 93-aseismic support, 94-placing groove, 95-fixing bolt, 96-aseismic rubber, 97-protective cover and 98-hollow steel bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 10, the reinforcement structure for a three-cabin intersection of a pipe gallery of the present invention is located at the intersection of pipe galleries in two directions, and includes a partition wall 1, a top plate 2, a middle plate 3 and a bottom plate 4.
The top plate 2 and the middle plate 3 form an upper cavity, the middle plate 3 and the bottom plate 4 form a lower cavity, and the partition wall 1 divides the upper cavity and the lower cavity into a first cabin 101, a second cabin 102 and a third cabin 103. The upper-layer cavity and the lower-layer cavity are respectively provided with an inlet and an outlet according to the three cabin bodies, and the inlet and outlet directions of the upper-layer cavity are perpendicular to the inlet and outlet directions of the lower-layer cavity.
The partition wall 1 between the first cabin 101 and the second cabin 102 is parallel to the inlet and outlet direction of the corresponding cavity, the first cabin 101, the second cabin 102 and the third cabin 103 are respectively provided with two transition sections 104 and an expansion section 105, the two transition sections 104 are respectively connected with the inlet and outlet of the corresponding cavity, the expansion section 105 is positioned between the two transition sections 104, and two ends of the expansion section are respectively connected with the transition sections 104. The problem of switching the pipeline to two directions and the problem of personnel passing between the cabins of the pipe gallery are solved by arranging the transition section 104 and the expansion section 105.
In this embodiment, the transition sections 104 on two opposite sides of the upper cavity and the transition sections 104 on two opposite sides of the lower cavity are located on the same vertical plane; the transition sections 104 on the other two sides of the upper and lower cavities are in a group and located on the same vertical plane. Above-mentioned structure makes roof 2, medium plate 3 and bottom plate 4's pressure distribute to each partition wall 1 on, effectively reduces roof 2 to the pressure of plate 3 and reduces roof 2, medium plate 3 to the pressure of bottom plate 4, avoids roof 2, medium plate 3 and bottom plate 4 to appear collapsing.
The top plate 2, the middle plate 3 and the bottom plate 4 are all composed of prefabricated plates 5, and the prefabricated plates 5 comprise a first plate 51, a second plate 52 and a third plate 53. The structures of the first plate 51, the second plate 52 and the third plate 53 are the same as the cross-sectional structures of the first cabin 101, the second cabin 102 and the third cabin 103, the prefabricated plates 5 are connected through the splicing member 6, the splicing member 6 comprises a fixing buckle 61 and a connecting buckle steel bar 62, the fixing buckle 61 and the connecting buckle steel bar 62 are arranged at two sides of each prefabricated plate 5 at intervals, and the adjacent prefabricated plates 5 are fastened with the fixing buckle 61 through the connecting buckle steel bar 62.
Because the top plate 2, the middle plate 3 and the bottom plate 4 at the intersection are large in size and weight, the prefabricated plates 5 are divided into three parts which are respectively the same as the cross-sectional structures of the first cabin body 101, the second cabin body 102 and the third cabin body 103, and the difficulty in hoisting and mounting the prefabricated plates 5 is reduced. Under the action of the fixing ring fasteners 61 and the connecting and fastening steel bars 62, two adjacent prefabricated plates 5 can be fastened with the fixing ring fasteners 61 through the connecting and fastening steel bars 62, so that the connection and the fixation of the prefabricated plates 5 are realized, and the stability of the prefabricated plates 5 is enhanced.
The partition wall 1 comprises a wall body 11, supporting pieces 12 and a hinge mechanism, wherein the wall body 11 is located at the splicing member 6, the supporting pieces 12 are located at two ends of the wall body 11 in the vertical direction, the cross sections of the supporting pieces 12 are triangular, clamping teeth 13 which are mutually matched are correspondingly arranged on two sides of each prefabricated plate 5 and the supporting pieces 12, and the supporting pieces 12 are connected with the prefabricated plates 5 through the clamping teeth 13. The bearing piece 12 can support the precast slab 5, and the precast slab 5 is prevented from sliding with the partition wall 1 through the latch 13, so that the hoisting installation of the precast slab 5 is facilitated.
The hinge mechanism is located at the connection position of the gradual change section 104 and the expansion section 105, the hinge mechanism comprises hinge rings 14 and fixing columns 141, the hinge rings 14 are respectively and fixedly connected with two ends of the wall bodies 11, the hinge rings 14 of the two wall bodies 11 are mutually inserted, and the fixing columns 141 are matched with the hinge rings 14 and are located in the hinge rings 14. Because the connection part of the transition section 104 and the cabin body and the connection part of the transition section 104 and the expansion section 105 both have non-right-angle angles, the angle between the two partition walls 1 can be conveniently adjusted under the action of the hinge mechanism, and after the positions of the two partition walls 1 are determined according to the structure of the prefabricated plate 5, the prefabricated plate 5 is installed.
In this embodiment, the hinge rings 14 on two sides of the wall 11 are located on different planes, so that the two walls 11 can be aligned in height when hinged, and the hinging compatibility of the walls 11 is improved. The hinged rings 14 are fixed on two sides of the wall body 11 in a U-shaped steel pouring mode, and stability of the hinged rings 14 and the wall body 11 can be improved.
The connecting mechanism comprises a fixing piece 15, a threaded rod 151 and a clasp 152, the fixing piece 15 is fixedly connected with one end of the threaded rod 151, the fixing piece 15 and one end, connected with the fixing rod 15, of the threaded rod 151 are poured in the wall body 11 in advance, one end of the clasp 152 is of a hook-shaped structure, and the other end of the clasp is connected with the threaded rod 151 in a sliding mode and is fixed on the threaded rod 151 through an adjusting nut 153. The clasp 152 is used to clasp the rebar 62. Under the action of the connecting mechanism, the fastening hooks 152 can tighten the fastening steel bars 62 of the top plate 2, the middle plate 3 and the bottom plate 4 by screwing the adjusting nuts 153, so that the supporting effect of the partition wall 1 on the top plate 2, the middle plate 3 and the bottom plate 4 is increased; because the two partition walls 1 have an included angle of not 90 degrees, the partition walls 1 and the connecting and buckling reinforcing steel bars 62 are in a non-vertical structure, the hook 152 and the connecting and buckling reinforcing steel bars 62 can be adjusted to be in a vertical state by rotating the hook 152, and the hook is prevented from damaging the transverse reinforcing steel bars.
Reinforcing ribs are respectively poured between the gradual change section 104 and the expansion section 105 of the top plate 2 and the bottom plate 4, the reinforcing ribs comprise a first reinforcing rib 81 and a second reinforcing rib 82, the first reinforcing rib 81 of the top plate 2 is arranged on the upper layer of the top plate 2, the length center point of the first reinforcing rib is positioned on the partition wall 1 between the first cabin body 101 and the second cabin body 102, and the second reinforcing rib 82 of the top plate 2 is arranged on the lower layer of the top plate 2 and respectively arranged on two sides of the partition wall 1 between the first cabin body 101 and the second cabin body 102; the first reinforcing ribs 81 of the bottom plate 4 are arranged on the lower layer of the bottom plate 4, the length center points of the first reinforcing ribs are positioned on the partition wall 1 between the first cabin body 101 and the second cabin body 102, and the second reinforcing ribs 82 of the bottom plate 4 are arranged on the upper layer of the bottom plate 4 and are respectively arranged on two sides of the partition wall 1 between the first cabin body 101 and the second cabin body 102. Because the first cabin body 101 and the first cabin body 101 correspond the gradual change section 104 and the extension section 105 of roof 2 and bottom plate 4 in area broad to the condition that collapses appears easily, through the strengthening rib of all pouring between the gradual change section 104 and the extension section 105 of roof 2 and bottom plate 4, can guarantee roof 2 and bottom plate 4 steadiness.
The prefabricated plate structure is characterized by further comprising upright steel bars 8, wherein the upright steel bars 8 are respectively arranged in the upper cavity and the lower cavity, the upright steel bars 8 of the upper cavity and the lower cavity are located on the same vertical line and are used for supporting the prefabricated plate 5, and at least four upright steel bars 8 of the upper cavity and the lower cavity are arranged at the intersection of the first cabin 101 and the second cabin 102 of the upper cavity and the lower cavity. The upright column reinforcing steel bars 8 are provided with vertical ribs which are arranged in a plum blossom shape.
Because the area broad of the gradual change section and the extension section of first plate 51 and second plate 52 to lead to the condition that collapses easily appearing, through being located the stand reinforcing bar 8 on the same vertical line at upper cavity and lower cavity, can support the first plate 51 and the second plate 52 of upper cavity and lower cavity, guarantee roof and bottom plate steadiness. And the top plate 2, the middle plate 3 and the bottom plate 4 have the effects of compression resistance, shear resistance and tensile resistance.
The prefabricated plate 5 of medium plate 3 is equipped with pipeline reservation mouth 31 and stair reservation mouth 32 respectively, and pipeline reservation mouth 31 and stair reservation mouth 32 are used for switching on of upper cavity and lower floor's cavity, and the dark beam reinforcing bar 7 has been laid to the periphery of pipeline reservation mouth 31 and stair reservation mouth 32. Hidden beam reinforcing steel 7 can protect pipeline reservation mouth 31 and stair reservation mouth 32, prevents that pipeline reservation mouth 31 and stair reservation mouth 32 from taking place to warp.
The stair reservation port 32 is provided with a stair 9, and the stair 9 comprises a base 91, a stair plate 92, an anti-seismic support 93 and a fixing mechanism. The base 91 comprises an upper base 911 and a lower base 912, the upper base 911 is connected with the longitudinal steel bars and the transverse steel bars of the middle plate 3, the lower base 912 is connected with the longitudinal steel bars and the transverse steel bars of the bottom plate 4, the base 91 is provided with a placing groove 94, and two ends of the stair board 92 are respectively connected with the placing groove 94 through an anti-seismic support 93; fixing mechanism includes fixing bolt 95 and fixing nut 951, and stair board 92 both ends are equipped with the fixed slot 921 respectively, and base 91, antidetonation support 93, stair board 92 are passed in proper order to fixing bolt 95 one end to wear out at fixed slot 921, fixing nut 951 be located the fixed slot 921 and with fixing bolt 95 threaded connection.
Under the effect of antidetonation support 93, can effectively reduce the influence that the vehicle goes the in-process to the piping lane production vibrations to stair 9, avoid the stair crack to appear.
The stair 9 can be conveniently installed by matching the fixing bolt 95 with the fixing nut 951. The fixed slot 921 is equipped with transparent visor 97, and under the effect of visor 97, the condition of being convenient for observe fixing bolt 95 and fixing nut 951 for maintainer can in time discover the problem.
The partition installation and construction method for the three-cabin intersection of the pipe gallery comprises the following steps: and after the first plate 51, the second plate 52 and the third plate 53 of the bottom plate 4 are hoisted and spliced by the splicing member 6. Placing a partition wall 1 at the position set by the transition section 104, enabling the bearing piece 12 and the latch of the precast slab 5 to be mutually clamped, and simultaneously buckling the hook 152 on the buckling reinforcing steel bar 62 of the bottom plate 4 and enabling the hook 152 to tighten the buckling reinforcing steel bar 62 through adjusting the screw cap 153; another partition wall 1 is placed at the position set by the expansion section 105 and is jointed with the wall body 11 on the gradual change section 104 through the hinge ring 14 and the fixing column 141; and (3) constructing the three cabin bodies of the cavity at the lower layer according to the steps, wherein the construction method of the three cabin bodies at the upper layer is the same as that of the three cabin bodies at the lower layer, and finally pouring and performing waterproof treatment on the splicing seams.
Claims (10)
1. A steel bar structure of a three-cabin intersection of a pipe gallery is positioned at the intersection position of pipe galleries in two directions and is characterized by comprising a partition wall (1), a top plate (2), a middle plate (3) and a bottom plate (4), wherein the top plate (2) and the middle plate (3) form an upper-layer cavity, the middle plate (3) and the bottom plate (4) form a lower-layer cavity, and the partition wall (1) divides the upper-layer cavity and the lower-layer cavity into a first cabin body (101), a second cabin body (102) and a third cabin body (103) respectively; the upper-layer cavity and the lower-layer cavity are respectively provided with an inlet and an outlet according to the three cabin bodies, and the inlet and outlet directions of the upper-layer cavity are vertical to the inlet and outlet directions of the lower-layer cavity; the partition wall (1) between the first cabin body (101) and the second cabin body (102) is parallel to the inlet and outlet direction of a corresponding cavity, the first cabin body (101), the second cabin body (102) and the third cabin body (103) are respectively provided with two gradual change sections (104) and an expansion section (105), the two gradual change sections (104) are respectively connected with the inlet and outlet of the corresponding cavity, the expansion section (105) is positioned between the two gradual change sections (104), and two ends of the expansion section are respectively connected with the gradual change sections (104);
the top plate (2), the middle plate (3) and the bottom plate (4) are all composed of precast slabs (5), the precast slab (5) comprises a first plate block (51), a second plate block (52) and a third plate block (53), the structures of the first plate block (51), the second plate block (52) and the third plate block (53) are respectively the same as the cross-sectional structures of the first cabin body (101), the second cabin body (102) and the third cabin body (103), the prefabricated plates (5) are connected through a splicing member (6), the splicing member (6) comprises a fixed ring buckle (61) and a connecting buckle steel bar (62), the fixed ring buckles (61) and the connecting and buckling steel bars (62) are arranged on two sides of each prefabricated plate (5) at intervals, and the adjacent prefabricated plates (5) are buckled with the fixed ring buckles (61) through the connecting and buckling steel bars (62);
the partition wall (1) comprises a wall body (11), supporting pieces (12) and a hinge mechanism, the wall body (11) is located at the splicing member (6), the supporting pieces (12) are located at two ends of the wall body (11) in the vertical direction, the cross sections of the supporting pieces are triangular, clamping teeth (13) which are mutually matched are arranged on two sides of each prefabricated plate (5) and the supporting pieces (12), and the supporting pieces (12) are connected with the prefabricated plates (5) through the clamping teeth (13); the hinge mechanism is positioned at the joint of the gradual change section (104) and the expansion section (105), the hinge mechanism comprises hinge rings (14) and fixing columns (141), the hinge rings (14) are respectively and fixedly connected with two ends of the wall body (11), the hinge rings (14) of the two wall bodies (11) are mutually inserted, and the fixing columns (141) are matched with the hinge rings (14) and positioned in the hinge rings (14);
be equipped with pipeline reservation mouth (31) and stair reservation mouth (32) on medium plate (3) respectively, pipeline reservation mouth (31) and stair reservation mouth (32) are used for the upper cavity with switching on of lower floor's cavity, the pipeline reservation mouth (31) and the periphery of stair reservation mouth (32) is laid dark beam reinforcing bar (7).
2. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 1, wherein: still include stand reinforcing bar (8), set up respectively in stand reinforcing bar (8) upper chamber reaches in the lower floor's cavity, upper chamber reaches the lower floor's cavity stand reinforcing bar (8) are located the same vertical line, and are used for right the support of prefabricated plate (5), upper chamber reaches the lower floor's cavity stand reinforcing bar (8) are equipped with four at least and are located the upper chamber reaches the lower floor's cavity first cabin body (101) with second cabin body (102) cross section.
3. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 2, wherein: the upright column reinforcing steel bars (8) are provided with erecting ribs which are arranged in a plum blossom shape.
4. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 1, wherein: the transition sections (104) on the two opposite sides of the upper-layer cavity and the transition sections (104) on the two opposite sides of the lower-layer cavity are positioned on the same vertical plane; the transition sections (104) on the other two sides of the upper layer cavity and the lower layer cavity are provided with a group which is positioned on the same vertical plane.
5. The corridor three-cabin intersection rebar structure of claim 1: the wall is characterized in that the hinge rings (14) on the two sides of the wall (11) are positioned on different planes, and the hinge rings (14) are fixed on the two sides of the wall (11) in a U-shaped steel pouring mode.
6. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 1, wherein: the wall body (11) further comprises a connecting mechanism, the connecting mechanism comprises a fixing piece (15), a threaded rod (151) and a clasp (152), the fixing piece (15) is fixedly connected with one end of the threaded rod (151), the fixing piece (15) and the joint of the fixing piece (15) and the threaded rod (151) are poured in the wall body (11) in advance, one end of the clasp (152) is of a hook-shaped structure, and the other end of the clasp is in sliding connection with the threaded rod (151) and is fixed on the threaded rod (151) through an adjusting nut (153); the clasp (152) is used for buckling the buckling reinforcing steel bar (62).
7. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 1, wherein: the stair reservation opening (32) is provided with a stair (9), the stair (9) comprises a base (91), stair plates (92), an anti-seismic support (93) and a fixing mechanism, the base (91) comprises an upper base (911) and a lower base (912), the upper base (911) is connected with longitudinal steel bars and transverse steel bars of the middle plate (3), the lower base (912) is connected with the longitudinal steel bars and the transverse steel bars of the bottom plate (4), the bases (91) are provided with placing grooves (94), and two ends of the stair plates (92) are respectively connected with the placing grooves (94) through the anti-seismic support (93); fixing mechanism includes fixing bolt (95) and fixing nut (951), stair board (92) both ends are equipped with fixed slot (921) respectively, fixing bolt (95) are equipped with two, and one fixing bolt (95) one end passes in proper order and corresponds go up base (911) antidetonation support (93) stair board (92), another fixing bolt (95) one end passes in proper order and corresponds base (912) down antidetonation support (93) stair board (92), and fixing slot (921) is worn out, fixing nut (951) are located in fixed slot (921) and with fixing bolt (95) threaded connection.
8. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 7, wherein: anti-seismic rubber (96) is arranged at the gap between the stair boards (92) and the placing grooves (94).
9. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 8, wherein: the fixing groove (921) is provided with a transparent protective cover (97).
10. The steel bar structure for the intersection of the three cabins of the pipe gallery according to claim 8, wherein: a hollow steel pipe (98) is arranged in the stair tread (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436846.4A CN109487817B (en) | 2018-11-28 | 2018-11-28 | Three cabin crossing steel bar structure in gallery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436846.4A CN109487817B (en) | 2018-11-28 | 2018-11-28 | Three cabin crossing steel bar structure in gallery |
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| Publication Number | Publication Date |
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| CN109487817A CN109487817A (en) | 2019-03-19 |
| CN109487817B true CN109487817B (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111305267A (en) * | 2020-03-27 | 2020-06-19 | 深圳市市政设计研究院有限公司 | UHPC prefabricated assembled comprehensive pipe gallery flat curve connecting segment structure and construction method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195083A (en) * | 2013-03-29 | 2013-07-10 | 上海市政工程设计研究总院（集团）有限公司 | Crossing node structure of integrated pipe galleries |
| CN103195084A (en) * | 2013-03-29 | 2013-07-10 | 上海市政工程设计研究总院（集团）有限公司 | Diversion node structure of integrated pipe gallery |
| CN206346407U (en) * | 2016-11-17 | 2017-07-21 | 深圳立得屋住宅科技有限公司 | A kind of assembled architecture bridge-set |
| CN107747322A (en) * | 2017-11-30 | 2018-03-02 | 悉地（苏州）勘察设计顾问有限公司 | A kind of more cabin pipe gallery interworking architectures |
-
2018
- 2018-11-28 CN CN201811436846.4A patent/CN109487817B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195083A (en) * | 2013-03-29 | 2013-07-10 | 上海市政工程设计研究总院（集团）有限公司 | Crossing node structure of integrated pipe galleries |
| CN103195084A (en) * | 2013-03-29 | 2013-07-10 | 上海市政工程设计研究总院（集团）有限公司 | Diversion node structure of integrated pipe gallery |
| CN206346407U (en) * | 2016-11-17 | 2017-07-21 | 深圳立得屋住宅科技有限公司 | A kind of assembled architecture bridge-set |
| CN107747322A (en) * | 2017-11-30 | 2018-03-02 | 悉地（苏州）勘察设计顾问有限公司 | A kind of more cabin pipe gallery interworking architectures |
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| CN109487817A (en) | 2019-03-19 |
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