CN114876201A

CN114876201A - Core tube building construction method

Info

Publication number: CN114876201A
Application number: CN202210214747.1A
Authority: CN
Inventors: 罗德俊; 胡祥松; 夏榆雄; 罗斌; 郑永超; 赵春颖; 张胜圣; 刘跃; 王瑶; 张多
Original assignee: China Construction First Group Corp Ltd; Third Construction Co Ltd of China Construction First Group Co Ltd
Current assignee: China Construction First Group Corp Ltd; Third Construction Co Ltd of China Construction First Group Co Ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-08-09
Anticipated expiration: 2042-03-04
Also published as: CN114876201B

Abstract

The application discloses a core tube building construction method, relates to the technical field of building engineering, and comprises the following steps: building a scaffold and pouring a core barrel; building an external building structure, and building and pouring external floors; adjusting the scaffold and installing a steel bar truss building bearing plate block between the external floor and the core barrel; pouring a steel bar truss building bearing plate; wherein a space exists between the core barrel and an external floor, and the scaffold is arranged in the space; the scaffold frame includes the multistage operation section that the interval set up in vertical direction, operation section and core section of thick bamboo outer wall can be dismantled and connect, the scaffold frame is still including setting up the linkage segment between adjacent operation section, steel bar truss building carrier plate piece is used for installing between adjacent operation section, the vertical removal of linkage segment sets up in the operation section, and is provided with the locking structure that the locking linkage segment removed the back position on the scaffold frame. This application can the work progress more high-efficient, shortens construction cycle.

Description

Core tube building construction method

Technical Field

The application relates to the technical field of building engineering, in particular to a core tube building construction method.

Background

At present, an inner tube outer frame type structure is often used in some high-rise buildings, a core tube and a steel pipe column are used for bearing and resisting lateral force, a steel structure is used outside the building, and concrete pouring is used for building external floors.

The construction process of the two different structures of the concrete structure and the steel structure and the respective engineering quantity influence are received, the construction progress of the steel structure at the periphery of the core tube is slower than that of the core tube, so the core tube is usually constructed in advance, a scaffold needs to be built at the periphery of the core tube when the core tube is constructed, but due to the existence of the scaffold, the position of the external floor 2 needing to be built at the periphery of the core tube is interfered, and the external floor 2 needs to be sealed afterwards, so that the construction sequence and the construction period are influenced.

Disclosure of Invention

In order to enable the construction process to be more efficient and shorten the construction period, the application provides a core tube building construction method.

The application provides a core tube building construction method, which adopts the following technical scheme: a core tube building construction method comprises the following steps:

building a scaffold and pouring a core barrel;

building an external building structure, and building and pouring external floors;

adjusting the scaffold and installing a steel bar truss floor bearing plate between the external floor and the core barrel;

pouring a steel bar truss building bearing plate;

wherein a space exists between the core barrel and an external floor, and the scaffold is arranged in the space; the scaffold frame includes the multistage operation section that the interval set up in vertical direction, operation section and core section of thick bamboo outer wall can be dismantled and connect, the scaffold frame is still including setting up the linkage segment between adjacent operation section, steel bar truss building carrier plate piece is used for installing between adjacent operation section, the vertical removal of linkage segment sets up in the operation section, and is provided with the locking structure that the locking linkage segment removed the back position on the scaffold frame.

By adopting the technical scheme, during construction, the core barrel and the external floor are divided into the whole bodies which are not mutually influenced due to the existence of the interval between the core barrel and the external floor, so that the construction of the core barrel, the scaffold, the external building and the external floor can be independently carried out; the external floor and the core barrel are erected and poured through the steel bar truss floor bearing plate block, and the steel bar truss floor bearing plate block does not need to be cut by a template and erected on an external floor support frame body due to the self-bearing and assembly characteristics of the steel bar truss floor bearing plate block, so that the construction process is simplified, and the cost consumption is reduced; the operation section is connected with the connection section through a locking structure, and the operation section is detachably connected with the outer wall of the core barrel, so that the scaffold can be used for bearing workers and placing processing parts; can provide the mounted position for steel bar truss building carrier plate piece through the sliding connection section when needs installation steel bar truss building carrier plate piece, and because operation section and core section of thick bamboo outer wall link to each other, the scaffold can normally continue to use, and the linkage segment can slide the butt in steel bar truss building carrier plate piece top and through the locking structure locking after steel bar truss building carrier plate piece is pour, improves the steadiness of scaffold.

Therefore, in the building process, the building of the core barrel and the building of an external building and an external floor can be synchronously carried out, and the building process of the core barrel is only required to be ensured to be slightly fast; the steel bar truss floor bearing plate piece can also be poured after being constructed with the construction process slower than the external floor, and the construction of the external structure of the core barrel can also be carried out on the operation part, so that in the construction process, the progress of each construction process can be adjusted adaptively, the construction time is arranged and distributed more reasonably, and the construction period is shortened, and the efficiency is improved.

Optionally, a plurality of rows of steel plates are pre-embedded on the outer wall of the core barrel, a steel beam is fixedly connected to one side, close to the core barrel, of the bottom of the external floor, and the installation of the steel bar truss floor bearing plate block comprises the following steps:

the connecting section is vertically moved and locked through a locking structure, and the connecting section is used for reserving an installation space of the steel bar truss building bearing plate;

fixing an angle iron bracket below the row of steel plates;

installing a steel bar truss building bearing plate; two sides of the steel bar truss floor bearing plate block are abutted against the steel beam and the angle iron bracket, and the adjacent steel bar truss floor bearing plate blocks and the steel bar truss floor bearing plate blocks are bound with steel bars between external floors.

By adopting the technical scheme, after the connecting section corresponding to the external floor to be installed is removed, the steel plate and the angle iron bracket support are fixed at the bottom of the steel plate, the angle iron bracket support can be simultaneously connected with the outer wall of the core barrel, and after the steel bar truss floor bearing plate block is installed, the support is provided by the angle iron bracket support, the steel plate and the steel beam; the positions of the steel bar truss floor bearing plates are fixed in a steel bar binding mode and are not easy to move, and the stability of the adjacent steel bar truss floor bearing plates, the steel bar truss floor bearing plates and the external floors can be improved after pouring; due to the existence of the operation section, the installation of the angle bracket is convenient.

Optionally, support reinforcing steel bars are planted on the outer wall of the core cylinder, multiple rows of reinforcing steel bar groups are arranged on the surfaces of the bearing plates of the adjacent steel bar truss buildings at equal intervals, and one ends of the support reinforcing steel bars are located between the adjacent reinforcing steel bar groups.

Through adopting above-mentioned technical scheme, peg graft the support reinforcing bar between adjacent reinforcing bar group, can further promote the steadiness of steel bar truss building bearing plate piece and core section of thick bamboo after pouring.

Optionally, the operation section includes the spout of its inner chamber bottom, linkage segment sliding connection be in the spout, the bracing piece of many parallels of fixedly connected with on the spout two inner walls in opposite directions, the locking structure is including setting up the installation edge in linkage segment both sides, two the installation edge offers the confession on the surface that deviates from mutually the inserting groove that the bracing piece was pegged graft, be provided with two installations on the linkage segment along in opposite directions or carrying on the back and remove and along the driving piece that removes the back latched position at the installation.

By adopting the technical scheme, the connecting section can slide in the operating section through the sliding groove, and after the driving piece drives the two mounting edges to slide away from each other and the supporting rod is inserted into the straight insertion groove, the position of the connecting section can be fixed, and a certain support is provided for the scaffold through the supporting rod and the mounting edges; through the splicing and matching of different support rods and the splicing grooves, the height of the connecting section can be adjusted.

Optionally, two one side fixedly connected with stiffener that the installation is close to mutually, the driving piece includes the two-way lead screw with stiffener threaded connection, and two the stiffener is connected with the different screw thread sections of two-way lead screw respectively, two-way lead screw middle part is rotated and is connected on the linkage segment, the linkage segment includes the location strip of both sides, two location strip butt is in spout inner wall and opposite have seted up the dovetail on the surface, the installation is in along both ends fixedly connected with slip dovetail block in the dovetail.

Through adopting above-mentioned technical scheme, set up the stabilizer bar and can improve the stability of linkage segment, and have and supply two-way lead screw to remove, rotate two-way lead screw for two installations are along can be in opposite directions or carrying on the back and sliding along the sliding tray, and the installation is along can being connected or separating with the bracing piece.

Optionally, two threaded connection has many parallel guide bars on the surface that the stiffener is in opposite directions, two fixedly connected with operation strip between the location strip, two-way lead screw rotates to be connected on the operation strip, seted up the confession on the operation strip the gliding guiding hole of guide bar.

Through adopting above-mentioned technical scheme, the guide bar removes the effect that plays the location in the guiding hole, and the guide bar can play reinforced effect and also be convenient for operating personnel trample and stack the material, makes when rotating two-way lead screw through setting up the operation strip, and two installation edges can be in opposite directions or the back of the body removes.

Optionally, many locking levers of stiffener bottom fixedly connected with, the one end threaded connection that the stiffener was kept away from to the locking lever has the extension section, the locking groove that supplies the extension section to peg graft is seted up at operation section top.

Through adopting above-mentioned technical scheme, the extension is pegged graft to the operation inslot, make the linkage segment couple together adjacent operation section, improve the security performance of scaffold, play the effect of fine setting linkage segment length through setting up the extension, behind pouring steel bar truss building carrier plate piece, the extension can the butt in steel bar truss building carrier plate piece top after pouring, improve the steadiness of scaffold, if will add man-hour to core section of thick bamboo outer strata, the operating portion can be dismantled with a core section of thick bamboo, provide the support through the extension, a linkage segment and an operation section can regard as a new scaffold exclusive use.

Optionally, the operating section comprises a plurality of connecting plates abutted against the outer wall of the core barrel, and the connecting plates are connected with the outer wall of the core barrel through bolts.

Through adopting above-mentioned technical scheme, the operation section is connected through the mode that connecting plate and core section of thick bamboo are connected to the position of fixed operation section.

In summary, the present application includes at least one of the following benefits:

1. because the core barrel and the external floor are separated by the interval, the core barrel and the external floor are divided into the whole bodies which are not mutually influenced, so that the construction of the core barrel and the scaffold, the construction of the external building and the construction of the external floor can be independently carried out, the construction time is more reasonably arranged and distributed, the construction period is shortened, and the efficiency is improved;

2. the building and the pouring are carried out between the external floor and the core tube through the steel bar truss floor bearing plate block, so that the construction process is simplified, and the cost consumption is reduced; the operation section and the connection section are connected through the locking structure, when the steel bar truss floor bearing plate block needs to be installed, an installation position can be provided for the steel bar truss floor bearing plate block through the sliding connection section, the scaffold can be normally and continuously used, and the progress of each construction process can be adaptively adjusted;

3. the connecting section can be abutted against an external floor plate in a sliding mode after the steel bar truss floor bearing plate block is poured and is locked through the locking structure, and therefore the stability of the scaffold is improved;

4. the extension section is inserted into the operation groove, so that the connection section connects the adjacent operation sections, the safety performance of the scaffold is improved, and the extension section is arranged to play a role in finely adjusting the length of the connection section.

Drawings

FIG. 1 is a schematic diagram of a portion of an embodiment of the present application;

FIG. 2 is a schematic view of a partial cross-sectional structure of an embodiment of the present application;

FIG. 3 is a schematic view of a portion of the structure of an embodiment of the present application showing the connection of a scaffold to a core barrel;

fig. 4 is a partial schematic view illustrating a connection structure of a steel bar truss floor bearing plate and an external floor 2 according to an embodiment of the present application;

FIG. 5 is an enlarged schematic view at A in FIG. 2;

FIG. 6 is a partial schematic view of an embodiment of the present application showing the connection structure of the connection section and the operation section;

fig. 7 is an enlarged schematic view at B in fig. 6.

Description of reference numerals: 1. a core barrel; 11. a steel plate; 12. supporting steel bars; 2. an outside floor; 21. a steel beam; 3. a scaffold; 31. a connecting section; 311. mounting edges; 3111. a dovetail block; 3112. inserting grooves; 312. a reinforcing bar; 313. a positioning bar; 3131. a dovetail groove; 314. a guide bar; 315. an operating bar; 3151. a guide hole; 316. a bidirectional lead screw; 3161. a rotating ring; 317. a locking lever; 3171. a cover section; 3172. an extension section; 32. an operation section; 321. a locking groove; 322. a support bar; 323. a connecting plate; 324. a chute; 4. steel bar truss building bearing plate blocks; 41. a set of rebars; 42. connecting reinforcing steel bars; 5. an angle iron bracket.

Detailed Description

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

Referring to fig. 1 and 2, a conventional high-rise building structure generally includes a core tube 1 in the middle and other buildings in the outside, and the core tube 1 may serve to better resist the lateral force by being cast with reinforced concrete. The outside building is steel structure skeleton for usually many, and includes a large amount of outside floor 2, and outside floor 2 often directly uses reinforced concrete to pour or the mode of pouring concrete after the precast slab connects. Since the core barrel 1 has a relatively small amount of work and a small number of construction processes, the construction of the core barrel 1 is faster than that of an external building.

The embodiment of the application discloses a core tube building construction method; referring to fig. 1 and 2, a core barrel construction method includes:

building a scaffold 3 and pouring a core tube 1;

building an external building structure, and building and pouring an external floor 2;

adjusting the scaffold 3 and installing a steel bar truss floor bearing plate block 4 between the external floor 2 and the core barrel 1;

and pouring the steel bar truss floor bearing plate block 4.

Referring to fig. 2, scaffolds 3 are erected on the periphery of the core tube 1, the core tube 1 is built together in the building process of the core tube 1, and when the core tube 1 is completely or partially poured, an operator can continue to process the core tube 1 through the scaffolds 3; the butt of 3 bottoms of scaffold frame is subaerial and can dismantle the connection with 1 outer wall of a core section of thick bamboo for the position of scaffold frame 3 can be more firm, and the operating personnel of being convenient for scrambles and places the material.

Referring to fig. 1 and 2, there is a space between the outer floor 2 and the core barrel 1, and the width of the scaffolding 3 is less than the length of the space, so that the outer building and the core barrel 1 can be constructed independently of each other without interference.

Referring to fig. 2 and 3, the scaffold 3 includes operation sections 32 which are spaced apart in a vertical direction and fixedly connected to the outer wall of the core barrel 1, and connection sections 31 which are disposed between the adjacent operation sections 32, the connection sections 31 are vertically slidably connected to the bottom of the operation sections 32, and a locking structure which locks the position of the connection sections 31 after movement is provided on the scaffold 3. One side of the operation section 32 close to the core barrel 1 is fixedly connected with a plurality of connecting plates 323, and the connecting plates 323 are connected on the outer wall of the core barrel 1 through bolts. The operating section 32 provides a high degree of stability in support by the core barrel 1 when the operator climbs. When the scaffold 3 is installed, the scaffold 3 is used as a floor type by connecting the operation section 32 and the connection section 31, and the scaffold 3 is more stable by providing a supporting force through the support of the floor.

Referring to fig. 2 and 3, after the locking structure is unlocked and the connection segment 31 is lifted, the steel bar truss floor support plate 4 can be installed between the core barrel 1 and the outer floor 2 and fixed by casting, so as to connect the core barrel 1 and the outer floor 2. The operating personnel can be at the outside floor of building 2, build a core section of thick bamboo 1, install steel bar truss floor carrier plate piece 4 and process core section of thick bamboo 1 outside through operation section 32, play the effect of the progress of each work progress of adjustment of adaptability, more reasonable arrangement and distribution engineering time to reduce construction cycle, raise the efficiency.

Referring to fig. 2 and 5, a plurality of rows of steel plates 11 are connected to the outer wall of the core barrel 1 in an embedded manner, the steel plates 11 in the same row are arranged at equal intervals, and the distance between the steel plates 11 in adjacent rows is equal to the distance between the adjacent external floors 2. The bottom fixedly connected with girder steel 21 that outside floor 2 is close to 1 one end of a core section of thick bamboo, girder steel 21 length direction and the parallel and part of 1 outer wall of adjacent core section of thick bamboo extend towards being close to 1 direction of a core section of thick bamboo. Steel bar truss building carrier plate piece 4 is used for installing on girder steel 21 and steel sheet 11, and concrete installation step is as follows:

the connecting section 31 is vertically moved and locked through a locking structure, so that an installation space of the steel bar truss floor bearing plate block 4 is reserved;

fixing an angle steel bracket 5 below the row of steel plates 11;

and installing the steel bar truss floor bearing plate block 4 and bundling steel bars.

Referring to fig. 4 and 5, after the coupling segments 31 are slid and locked by the locking structure, a space for installing the steel-truss floor slab 4 is left between the adjacent operating segments 32, and the steel plate 11 is disposed in the area. An L-shaped angle iron bracket 5 is welded at the bottom of the steel plate 11, and a wing plate on one side of the angle iron bracket 5 is fixed on the outer wall of the core barrel 1 in a bolt or nailing mode, so that the steel plate 11 is supported.

The steel bar truss floor support plate block 4 is fixed with the steel bar group 41 of multiunit on the equidistant, and the steel bar group 41 length direction is perpendicular to core section of thick bamboo 1, picks the mode of chisel or the mode of planting the muscle through pre-buried later stage on the 1 outer wall of core section of thick bamboo and is connected with many support reinforcing bars 12. When installation steel bar truss building bearing

plate piece

4, 4 both sides butt of steel bar truss building bearing plate piece is on girder steel 21 and angle iron support 5, make 12 intervals of support reinforcing bar plug-in connect to between the adjacent reinforcing bar group 41, and leave out partial reinforcing bar when outside floor 2 is poured and extend to steel bar truss building bearing plate piece 4 top, evenly arrange many connecting reinforcement 42 in steel bar truss building bearing plate piece 4 top, and connecting reinforcement 42 and reinforcing bar group 41 set up perpendicularly, at last outside floor 2 board, core section of thick bamboo 1's construction seam is picked out and chiseled the back, pour steel bar truss building bearing plate piece 4.

Wherein, can install through using operation section 32 when installation angle iron bracket 5, pour when steel bar truss building carrier plate piece 4 and accomplish and solidify the back, through sliding connection section 31 and through locking structure locking, make linkage section 31 bottom can butt to 4 tops of the steel bar truss building carrier plate piece of pouring, play the effect that improves operation section 32 stability, if need dismantle operation section 32 and a core section of thick bamboo 1, linkage section 31 also can play the effect of support, a linkage section 31 and operation section 31 can be used alone as a set of. The steel bar truss floor support plate block 4 has the advantages of self-bearing and assembling, the cutting of a template and the erection of the support body of the external floor 2 are not needed, the construction flow is simplified, and the cost consumption is reduced.

Referring to fig. 3 and 5, the scaffolding 3 is erected on the periphery of the core barrel 1, and the operation sections 32 are connected by bundling or fixing members through steel pipes which are staggered horizontally, vertically and obliquely, thereby forming a rectangular parallelepiped frame shape, which will not be described herein. The operation section 32 is provided with a plurality of connection plates 323 which are abutted against one side of the core tube 1, the connection plates 323 are connected to the outer wall of the core tube 1 by bolts or nails, and the operation section 32 is supported by the core tube 1. The operation section 32 includes a slide groove 324 at the bottom of the inner cavity, and the connection section 31 is slidably connected in the slide groove 324.

Referring to fig. 6 and 7, a plurality of support rods 322 are fixedly connected to the inner wall of the chute 324 close to and far from the core barrel 1 along the vertical direction, and the support rods 322 are arranged at equal intervals along the vertical direction. The connecting section 31 includes two mounting edges 311 which are arranged in an opposite or opposite sliding manner, and a driving member for driving the mounting edges 311 to move and locking the sliding position of the mounting edges 311 is disposed on the connecting section 31. Two installation edge 311 are seted up on the surface that deviates from mutually and are supplied inserting groove 3112 of bracing piece 322 grafting, and when different bracing pieces 322 pegged graft to inserting groove 3112 in, the fixed position of linkage segment 31 and the position of the operation section 32 of downside change.

Referring to fig. 6 and 7, a reinforcing rod 312 is fixedly connected to one side of each of the two mounting edges 311, and serves as a reinforcing function, the driving member includes a bidirectional screw 316 threadedly connected to the reinforcing rod 312, and the two reinforcing rods 312 are threadedly connected to different thread sections of the bidirectional screw 316. The connecting section 31 includes positioning bars 313 perpendicular to the core barrel 1 and abutting against the inner wall of the sliding groove 324, dovetail grooves 3131 are formed on the opposite surfaces of the two positioning bars 313, and dovetail blocks 3111 sliding in the dovetail grooves 3131 are fixedly connected to the two ends of the mounting edge 311. The dovetail groove 3131 is used for moving the mounting edge 311 and limiting the rotation of the mounting edge 311, so that the mounting edge 311 is not easy to disengage from the positioning strip 313 when moving. An operation bar 315 is fixedly connected between the two positioning bars 313, the bidirectional screw 316 and the operation bar 315 are rotatably connected through a bearing, when the bidirectional screw 316 rotates, the two mounting edges 311 can be driven to move in opposite directions, and the maximum distance of movement of the mounting edges 311 is enough for the support bar 322 to be separated from the insertion groove 3112.

Referring to fig. 3 and 7, a rotation ring 3161 is fixedly connected to the middle of the bidirectional screw 316 to facilitate rotation of the bidirectional screw 316. The supporting rod 322 and the mounting edge 311 are both long strips, so that the contact area between the supporting rod and the mounting edge is large, and the connecting section 31 has high stability. Guide rods 314 are screwed on the opposite surfaces of the two reinforcing rods 312 at equal intervals along the length direction, and the positions of the guide rods 314 are staggered, and a certain distance exists between one end far away from the reinforcing rods 312 and the adjacent reinforcing rods 312 for the mounting edge 311 to slide. The operation bar 315 is provided with a guide hole 3151 for the guide rod 314 to slide, and the guide rod 314 plays a role in guiding when the installation edge 311 moves, and can be used for an operator to climb and stack articles. The bottom of the reinforcing rod 312 is fixedly connected with a plurality of locking rods 317 at equal intervals, and the top of the operation section 32 is provided with locking grooves 321 for the plurality of locking rods 317 to be inserted. When the locking rod 317 is inserted into the locking groove 321, the connecting section 31 connects the two operating sections 32 and closes the space between the two operating strips 315, and the lower operating section 32 can also provide support for the connecting section 31.

Referring to fig. 3 and 7, the locking rod 317 includes a covering section 3171 and an extending section 3172, the covering section 3171 and the extending section 3172 are fixed by means of screw connection, so that the length of the locking rod 317 can be adjusted, after the steel bar truss floor bearing plate block 4 is poured and solidified, the different support rods 322 and the insertion groove 3112 are used for connecting and adjusting the length of the locking rod 317, so that the connecting section 31 can abut against the poured steel bar truss floor bearing plate block 4, and the function of providing support for the operating section 32 is achieved.

The implementation principle of the core tube building construction method in the embodiment of the application is as follows: during construction, the core barrel 1 and the external floors 2 can be built successively or synchronously according to a time plan, the scaffold 3 can be built simultaneously when the core barrel 1 is built, the scaffold 3 can be used as a floor type, the operation sections 32 and the connection sections 31 are installed at intervals, and the connection plates 323 are connected with the outer wall of the core barrel 1 through bolts, so that the stability of the scaffold 3 is improved; when the core barrel 1 is poured, a plurality of steel plates 11 are fixed between the two operation sections 32 in a pre-embedded mode; and a steel beam 21 is arranged at the bottom of the external floor 2; when the core barrel 1 is constructed in advance or the core barrel 1 and the external floor 2 are constructed higher, the external floor 2 and the core barrel 1 at the bottom layer can be connected according to time arrangement;

after the highest support rod 322 is inserted into the straight-insertion groove 3112 by rotating the bidirectional screw 316 and lifting the connecting section 31 through tools such as a roller shutter machine, a motor, a jack and the like in a manual operation mode, the main body of the connecting section 31 can be accommodated in the straight-insertion groove 324; an operator can stand on the operation section 32 to install the angle iron bracket 5 and implant the connecting steel bars 42; the two ends of a steel bar truss floor bearing plate block 4 are lapped on a steel beam 21 and a steel plate 11, connecting steel bars 42 are inserted into adjacent steel bar groups 41 to be separated or bound with the steel bar groups 41, the steel bar truss floor bearing plate block 4 and an external floor 2 and a core barrel 1 are fixed in a pouring mode after the connecting steel bars 42 are distributed on the steel bar truss floor bearing plate block 4, and after concrete on the steel bar truss floor bearing plate block 4 is solidified, a connecting section 31 can be moved and the position of a locking rod 317 can be adaptively adjusted, so that an extending section 3172 can be abutted on the external floor 2 to further improve the stability of an operating section 32; also can remain after 3 segmentations of scaffold and be used for processing 1 outer wall of a core section of thick bamboo, the later stage again with scaffold 3 dismantle alone get off can.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A core tube building construction method is characterized in that: comprises the following steps:

building a scaffold (3) and pouring a core tube (1);

building an external building structure, and building and pouring an external floor (2);

adjusting the scaffold (3) and installing a steel bar truss floor bearing plate (4) between the outer floor (2) and the core barrel (1);

pouring a steel bar truss building bearing plate block (4);

wherein a space is arranged between the core barrel (1) and the outer floor (2), and the scaffold (3) is arranged in the space; scaffold frame (3) are including multistage operation section (32) that the interval set up in vertical direction, operation section (32) and core section of thick bamboo (1) outer wall can be dismantled and be connected, scaffold frame (3) are still including setting up linkage segment (31) between adjacent operation section (32), steel bar truss building bearing plate piece (4) are used for installing between adjacent operation section (32), linkage segment (31) vertical removal sets up in operation section (32), and is provided with the locking structure of locking linkage segment (31) removal back position on scaffold frame (3).

2. The core barrel building construction method according to claim 1, wherein: the steel bar truss floor bearing plate is characterized in that a plurality of rows of steel plates (11) are embedded in the outer wall of the core barrel (1), one side of the bottom of the external floor (2) close to the core barrel (1) is fixedly connected with a steel beam (21), and the steel bar truss floor bearing plate block (4) is installed in the following steps:

the connecting section (31) is vertically moved and locked through a locking structure, so that an installation space of the steel bar truss floor bearing plate block (4) is reserved;

an angle steel bracket 5 is fixed below the row of steel plates (11);

installing a steel bar truss building bearing plate block (4); two sides of the steel bar truss building bearing plate block (4) are abutted against the steel beam (21) and the angle steel bracket (5), and the adjacent steel bar truss building bearing plate block (4), the steel bar truss building bearing plate block (4) and the external floor (2) are bound by steel bars.

3. The core barrel building construction method according to claim 2, wherein: support reinforcing steel bars (12) are planted on the outer wall of the core barrel (1), multiple rows of reinforcing steel bar groups (41) are arranged on the surfaces of the adjacent steel bar truss floor bearing plates (4) at equal intervals, and one ends of the support reinforcing steel bars (12) are located between the adjacent reinforcing steel bar groups (41).

4. The core barrel building construction method according to claim 2, wherein: operation section (32) spout (324) including its inner chamber bottom, linkage segment (31) sliding connection be in spout (324), spout (324) two parallel bracing piece (322) of fixedly connected with on the inner wall in opposite directions, locking structure is including setting up installation edge (311) in linkage segment (31) both sides, two the installation is seted up the confession on the surface that deviates from mutually along (311) inserting groove (3112) that bracing piece (322) were pegged graft, be provided with two installations on linkage segment (31) and follow (311) in opposite directions or deviate from the removal mutually and remove the driving piece of latched position after (311) is removed along (311) in the installation.

5. The core barrel building construction method according to claim 4, wherein: two one side fixedly connected with stiffener (312) that (311) is close to is followed in the installation, the driving piece includes two-way lead screw (316) with stiffener (312) threaded connection, and two stiffener (312) are connected with two-way lead screw (316) different thread sections respectively, two-way lead screw (316) middle part is rotated and is connected on linkage segment (31), linkage segment (31) are including location strip (313) of both sides, two location strip (313) butt is in spout (324) inner wall and opposite have seted up dovetail (3131) on the surface, the installation is in along (311) both ends fixedly connected with slide dovetail block (3111) in dovetail (3131).

6. The core barrel building construction method according to claim 5, wherein: two threaded connection has many parallel guide bars (314) on stiffener (312) surface in opposite directions, two fixedly connected with operation strip (315) between location strip (313), two-way lead screw (316) rotate to be connected on operation strip (315), seted up on operation strip (315) and supplied gliding guiding hole (3151) of guide bar (314).

7. The core barrel building construction method according to claim 5, wherein: the bottom of the reinforcing rod (312) is fixedly connected with a plurality of locking rods (317), and the top of the operation section (32) is provided with locking grooves (321) for the locking rods (317) to be inserted.

8. The core barrel building construction method according to claim 2, wherein: the operation section (32) comprises a plurality of connecting plates (323) abutted to the outer wall of the core barrel (1), and the connecting plates (323) are connected with the outer wall of the core barrel (1) through bolts.