阅读说明：本技术 一种基于bim技术的建筑砌体施工方法 (Building masonry construction method based on BIM technology ) 是由 罗嘉 黎鑫 晏乾禹 杨立 于 2021-08-27 设计创作，主要内容包括：本申请涉及一种基于BIM技术的建筑砌体施工方法,涉及建筑施工的领域,其包括如下步骤,S1、读取设计图纸；S2、建立模型；S3、模型优化；S4、提供施工工艺的动画模拟交底；S5、砌筑施工；S6、拉墙筋连接；S7、砌砖。本申请具有确保构造柱、拉墙筋以及圈梁之间连接稳固的效果,并且保证砌体施工过程中的安全性能,进一步提升砌体施工的工作效率,另外,整个过程采用可拆式结构,可对连接构件进行回收以及循环利用效果。(The application relates to a building masonry construction method based on a BIM technology, which relates to the field of building construction and comprises the following steps of S1, reading a design drawing; s2, establishing a model; s3, optimizing the model; s4, providing an animation simulation bottom crossing of the construction process; s5, masonry construction; s6, connecting wall-pulling ribs; and S7, bricklaying. This application has the effect of ensureing to connect between constructional column, lacing wire muscle and the circle roof beam firmly to guarantee the security performance in the brickwork work progress, further promote the work efficiency of brickwork construction, in addition, whole process adopts removable structure, can retrieve and cyclic utilization effect connecting element.)

1. A building masonry construction method based on a BIM technology is characterized in that: comprises the following steps of (a) carrying out,

s1, reading a design drawing, and familiarizing and designing various parameters in the design drawing;

s2, establishing a model, determining a unified establishment rule, a naming rule and a data interaction format, and then establishing a BIM model;

s3, optimizing the model;

s4, providing an animation simulation bottom crossing of the construction process;

s5, performing masonry construction, after the position of the constructional column (1) is determined, installing a steel bar structure for binding the constructional column (1), and installing fixing rods (2) for connecting wall-pulling bars (3) at equal intervals in the vertical direction of the constructional column (1);

s6, connecting the wall pulling rib (3), and installing and connecting the threaded rod (4) on the wall pulling rib (3) with the fixed rod (2) through a fixing device;

s7, bricking, placing wall pulling ribs (3) until the position of a ring beam (5) in the process of piling wall bricks, pouring concrete to form a constructional column (1), then connecting a steel bar structure of the constructional column (1) with a steel bar structure of the ring beam (5), pouring concrete at the position of the ring beam (5) to form the ring beam (5), and then performing bricking work of the previous layer.

2. The building masonry construction method based on the BIM technology as claimed in claim 1, wherein: fixing device includes thread bush (6) and joint subassembly, thread bush (6) with threaded rod (4) threaded connection, just thread bush (6) cover establish slide in outside dead lever (2), the joint subassembly is used for the joint dead lever (2) and thread bush (6).

3. The building masonry construction method based on the BIM technology as claimed in claim 2, wherein: the joint subassembly includes joint ring (7) and butt flange (8), joint ring (7) with thread bush (6) keep away from in the one end fixed connection of threaded rod (4), slide in is established to joint ring (7) cover outside dead lever (2), butt flange (8) with dead lever (2) are close to in the one end fixed connection of threaded rod (4), joint ring (7) with butt flange (8) butt.

4. The building masonry construction method based on the BIM technology as claimed in claim 1, wherein: in S5, after the reinforcing bar of constructional column (1) accomplished the ligature installation, utilize supporting component to support constructional column (1), the steel bar structure of constructional column (1) and subaerial all are provided with supporting screw (9), supporting component includes two steel sheet (10) and two bracing piece (11), two be provided with the regulating part between bracing piece (11), bracing piece (11) keep away from in the one end of regulating part with steel sheet (10) are articulated, steel sheet (10) are provided with the perforation, supporting screw (9) pass fenestrate one end threaded connection has nut (12).

5. The building masonry construction method based on the BIM technology as claimed in claim 4, wherein: the adjusting piece is arranged to be a threaded cylinder (13), the two supporting rods (11) are provided with thread grooves, the rotating directions of the thread grooves are opposite, and two ends of the threaded cylinder (13) are respectively in threaded connection with the two supporting rods (11).

6. The building masonry construction method based on the BIM technology as claimed in claim 5, wherein: the circumferential wall surface of the middle position of the threaded cylinder (13) is provided with a driving hole (14), and a driving rod (15) is inserted in the driving hole (14).

7. The building masonry construction method based on the BIM technology as claimed in claim 1, wherein: the steel bar structure of constructional column (1) passes the steel bar structure of gird (5), the horizontal stirrup of constructional column (1) with the vertical reinforcing bar of gird (5) is located same horizontal plane, horizontal stirrup with vertical reinforcing bar all is provided with counter-pull hole (16), horizontal stirrup with vertical reinforcing bar in wear to be equipped with counter-pull rod (17) in counter-pull hole (16), be provided with at the both ends of counter-pull rod (17) and be used for the locking constructional column (1) and the locking piece of gird (5).

8. The building masonry construction method based on the BIM technology as claimed in claim 7, wherein: the locking piece is set to be a locking cover (18), the locking cover (18) is provided with a locking hole (19), the end part of the opposite pull rod (17) is inserted into the locking hole (19), and a clamping piece is arranged between the opposite pull rod (17) and the locking cover (18).

9. The building masonry construction method based on the BIM technology as claimed in claim 8, wherein: the joint spare sets up to lug (20), lug (20) with to pull rod (17) tip outer wall fixed connection, locking hole (19) inner wall is provided with spout (21), lug (20) sliding connection in spout (21), spout (21) tip is provided with joint groove (22), joint groove (22) be the arc wall and the axis of place cross-section circle with spout (21) length direction is the same, the one end of joint groove (22) with spout (21) intercommunication, the other end are closed setting, lug (20) are followed spout (21) internal rotation extremely in joint groove (22).

Technical Field

The application relates to the field of building construction, in particular to a building masonry construction method based on a BIM technology.

Background

In the building industry in recent years, the autoclaved aerated concrete block has excellent heat insulation performance and is widely used as a building enclosure and filling structure; the BIM technology is a datamation tool applied to engineering design, construction and management, and is used for sharing and transmitting all kinds of construction information in the whole life cycle process of project planning, operation and maintenance through building datamation and informatization model integration, so that engineering technicians can correctly understand and efficiently respond to various kinds of construction information, a foundation for cooperative work is provided for design teams and all construction main bodies including buildings and operation units, and the BIM technology plays an important role in improving production efficiency, saving cost and shortening construction period.

The existing Chinese patent with patent publication number CN201910449197.X provides a building masonry construction method and system based on BIM technology, and the method comprises the following steps: reading each parameter in a design drawing; building a BIM model through a BIM model building module; performing collision detection and building structure optimization adjustment to obtain adjusted building parameters and corresponding drawing information; sending the adjusted building parameters and the corresponding drawing information to a BIM information cloud platform in a wireless transmission mode according to the data uploading time interval, and carrying out cloud storage on the adjusted building parameters and the corresponding drawing information through the BIM information cloud platform; the construction unit terminal obtains the adjusted building parameters and the corresponding drawing information through the BIM information cloud platform; and performing construction cost accounting and construction scheme analysis and optimization according to the adjusted building parameters and the corresponding drawing information to obtain an optimal construction scheme with the lowest construction cost, and sending the optimal construction party to a construction department. The system comprises modules corresponding to the method steps.

Aiming at the related technologies, the inventor thinks that the wall-pulling ribs and the constructional columns are fixed by manual binding, the wall-pulling ribs are easy to shift in position in the binding process, and the defect of unstable connection between the wall body and the constructional columns exists.

Disclosure of Invention

In order to solve the problem that the positions of the wall pulling ribs and the constructional columns are deviated, the application provides a building masonry construction method based on a BIM technology.

The application provides a building masonry construction method based on BIM technique adopts following technical scheme:

a building masonry construction method based on BIM technology comprises the following steps,

s1, reading a design drawing, and familiarizing and designing various parameters in the design drawing;

s2, establishing a model, determining a unified establishment rule, a naming rule and a data interaction format, and then establishing a BIM model;

s3, optimizing the model;

s4, providing an animation simulation bottom crossing of the construction process;

s5, performing masonry construction, after the position of the constructional column is determined, installing a steel bar structure for binding the constructional column, and installing fixing rods for connecting wall-pulling bars at equal intervals in the vertical direction of the constructional column;

s6, connecting the wall-pulling ribs, and installing and connecting the threaded rods on the wall-pulling ribs with the fixed rods through fixing devices;

s7, bricking, placing wall pulling ribs until the position of the ring beam in the wall brick stacking process, pouring concrete to form a constructional column, then connecting the steel bar structure of the constructional column with the steel bar structure of the ring beam, forming the ring beam after pouring concrete at the position of the ring beam, and then performing bricking work of the previous layer.

By adopting the technical scheme, various parameters in the drawing are familiar and designed; determining a unified establishment rule, a naming rule and a data interaction format, and then establishing a BIM (building information modeling); optimizing a model; providing an animation simulation bottom crossing of the construction process; the fixed rod is connected with the threaded rod through the fixing device, so that the wall-pulling rib is stably connected with a steel bar structure of the constructional column, the stability of wall bricks in the stacking process is convenient to guarantee, and after the wall body is stacked to the position of the ring beam, concrete is poured to form the constructional column; and connecting the steel bar structure of the constructional column with the steel bar structure of the ring beam, pouring concrete at the position of the ring beam to form the ring beam, and then performing the bricklaying work of the previous layer.

Optionally, the fixing device comprises a threaded sleeve and a clamping assembly, the threaded sleeve is in threaded connection with the threaded rod, the threaded sleeve is arranged outside the fixing rod in a sliding mode, and the clamping assembly is used for clamping the fixing rod and the threaded sleeve.

Through adopting above-mentioned technical scheme, thread bush and threaded rod threaded connection realize the connected effect of dead lever and threaded rod under the effect of joint subassembly.

Optionally, the joint subassembly includes joint ring and butt dish, the joint ring with the thread bush is kept away from in the one end fixed connection of threaded rod, the joint ring cover establish slide in outside the dead lever, the butt dish with the dead lever is close to in the one end fixed connection of threaded rod, the joint ring with the butt dish butt.

Through adopting above-mentioned technical scheme, after the joint ring motion to the position with the butt dish butt, under the effect that the threaded connection effect of thread bush and threaded rod and joint ring and butt dish are dragged each other, realize the fixed effect of threaded rod and dead lever, accomplish the installation work who draws wall muscle and constructional column.

Optionally, in S5, after the reinforcement of constructional column accomplished the ligature installation, utilize supporting component to support the constructional column, the steel bar structure and the subaerial supporting screw that all are provided with of constructional column, supporting component includes two steel sheets and two bracing pieces, two be provided with the regulating part between the bracing piece, the bracing piece keep away from in the one end of regulating part with the steel sheet is articulated, the steel sheet is provided with the perforation, supporting screw passes fenestrate one end threaded connection has the nut.

Through adopting above-mentioned technical scheme, it is fixed with subaerial supporting screw through the nut earlier to pass through the fixed plate, adjusts the length size of two bracing pieces through the regulating part, moves to the steel bar structure with the constructional column after being connected as another fixed plate, realizes carrying out the effect that supports to the constructional column.

Optionally, the adjusting part is a threaded cylinder, the two supporting rods are both provided with thread grooves, the rotating directions of the thread grooves are opposite, and two ends of the threaded cylinder are respectively in threaded connection with the two supporting rods.

Through adopting above-mentioned technical scheme, through adjusting the distance of a screw thread section of thick bamboo and any bracing piece earlier, and then realize carrying out the effect adjusted to the distance between two fixed plates, guarantee to carry out the effect that supports to the constructional column.

Optionally, a driving hole is formed in the circumferential wall surface of the middle position of the threaded cylinder, and a driving rod is inserted into the driving hole.

Through adopting above-mentioned technical scheme, the actuating lever is pegged graft in the drive hole, and the actuating lever is used for exerting the effort that makes its pivoted to the thread bush.

Optionally, the steel bar structure of constructional column passes the steel bar structure of collar tie beam, the horizontal stirrup of constructional column with the longitudinal reinforcement of collar tie beam is located same horizontal plane, horizontal stirrup with the longitudinal reinforcement all is provided with the counter-pulling hole, horizontal stirrup with the longitudinal reinforcement in wear to be equipped with the counter-pulling rod in the through-hole, the both ends of counter-pulling rod are provided with and are used for the locking the constructional column and the locking piece of collar tie beam.

Through adopting above-mentioned technical scheme, will pass the horizontal stirrup of constructional column and the longitudinal reinforcement of circle roof beam to the pull rod, fix the pull rod through the locking piece, and then realize the locking effect to the horizontal stirrup of constructional column and the longitudinal reinforcement of circle roof beam, guarantee pouring the circle roof beam in-process, the firm effect of being connected between constructional column and the circle roof beam.

Optionally, the locking piece is a locking cover, the locking cover is provided with a locking hole, the end of the counter-pull rod is inserted into the locking hole, and a clamping piece is arranged between the counter-pull rod and the locking cover.

Through adopting above-mentioned technical scheme, peg graft in the locking hole to the pull rod tip, under the effect of joint spare, realize covering along the locking effect to pull rod axis direction to the locking, and then under the effect of two locking covers, guarantee the horizontal stirrup of constructional column and the vertical reinforcing bar locking effect of circle roof beam.

Optionally, the joint piece is set as a convex block, the convex block is fixedly connected with the outer wall of the end portion of the opposite pull rod, a sliding groove is formed in the inner wall of the locking hole, the convex block is connected in the sliding groove in a sliding mode, a joint groove is formed in the end portion of the sliding groove, the joint groove is an arc-shaped groove, the axis of the arc-shaped groove is located on the cross section circle, the axis of the arc-shaped groove is the same as the length direction of the sliding groove, one end of the joint groove is communicated with the sliding groove, the other end of the joint groove is in a closed setting, and the convex block rotates in the sliding groove to the inside of the joint groove.

Through adopting above-mentioned technical scheme, the lug slides in the spout, and drive locking lid rotates, and the lug is from spout internal rotation to joint inslot, and the locking lever is restricted along the axis direction motion to the pull rod this moment, and the locking lid at pull rod both ends all with the horizontal stirrup butt of circle roof beam, under the squeezing action of two locking lids, the effect that the position is firm between the horizontal stirrup of realization constructional column and the longitudinal reinforcement of circle roof beam.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fixed rod is connected with the threaded rod through the fixing device, so that the wall-pulling rib is stably connected with a steel bar structure of the constructional column, the stability of wall bricks in the stacking process is convenient to guarantee, and after the wall body is stacked to the position of the ring beam, concrete is poured to form the constructional column; connecting the steel bar structure of the constructional column with the steel bar structure of the ring beam, pouring concrete at the position of the ring beam to form the ring beam, and then performing the bricklaying work of the previous layer;

2. drive thread bush and threaded rod threaded connection, the thread bush moves along dead lever length direction, and the thread bush drives the joint ring and moves towards butt dish direction, after the joint ring motion to the position with the butt dish butt, under the effect that the threaded connection effect of thread bush and threaded rod and joint ring and butt dish dragged each other, realize the fixed effect of threaded rod and dead lever.

Drawings

FIG. 1 is a flow chart of the construction of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 4 is a schematic illustration of a construction post, support screw, steel plate, support rod, and threaded barrel in an embodiment of the present application;

FIG. 5 is a schematic illustration of a construction column, a collar beam and a tie rod in an embodiment of the present application;

fig. 6 is an exploded view of the tie rod, locking cap and projection in an embodiment of the present application.

Reference numerals: 1. constructing a column; 2. fixing the rod; 3. pulling wall ribs; 4. a threaded rod; 5. a ring beam; 6. a threaded sleeve; 7. a snap ring; 8. a butting tray; 9. a support screw; 10. a steel plate; 11. a support bar; 12. a nut; 13. a threaded barrel; 14. a drive aperture; 15. a drive rod; 16. oppositely pulling the holes; 17. a pull rod is arranged; 18. a locking cover; 19. a locking hole; 20. a bump; 21. a chute; 22. a clamping groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a building masonry construction method based on a BIM technology. Referring to fig. 1, a construction method of a building masonry based on a BIM technique includes the steps of,

s1, reading a design drawing, and familiarizing and designing various parameters in the design drawing; determining the specification, the model and the material of the constructional column 1, the ring beam 5 and the lintel according to the specification and the scheme; familiarizing the complicated part, pipeline trend and machine room position of electromechanical installation; familiarizing the structure of nodes, lowering plates and special-shaped parts in the structure;

s2, establishing a model, determining a unified establishment rule, a naming rule and a data interaction format, and then establishing a BIM model;

s3, optimizing the model, integrating the design data of multiple fields by using Autodesk NaviswerksManage software, checking the model collision between every two of the architecture major, the structure major and the electromechanical major, and optimizing the collision position: in a masonry frame, sequentially deepening a wall component model, deepening a brick arrangement model and deepening a wall tie bar 3 model on a BIM application platform; and after the brick arrangement model is deepened, providing a wall position number drawing, a wall brick arrangement drawing and a masonry requirement table according to the BIM model.

S4, providing an animation simulation bottom crossing of the construction process;

referring to fig. 2 and 3, S5, after the position of a constructional column 1 is determined, installing a steel bar structure for binding the constructional column 1, wherein the steel bar structure of the constructional column 1 comprises four longitudinal steel bars and a plurality of transverse stirrups, a plurality of fixing rods 2 for connecting wall-pulling bars 3 are welded on the longitudinal steel bars of the constructional column 1 at equal intervals along the vertical direction, and the fixing rods 2 are horizontally arranged and the fixing rods 2 are arranged towards the wall;

s6, connecting the wall-pulling rib 3, and installing and connecting the threaded rod 4 on the wall-pulling rib 3 with the fixed rod 2 through a fixing device; the fixing device comprises a threaded sleeve 6 and a clamping assembly, the threaded sleeve 6 is in threaded connection with the threaded rod 4, the threaded sleeve 6 is sleeved and glided outside the fixing rod 2, the clamping assembly is used for clamping the fixing rod 2 and the threaded sleeve 6, the clamping assembly comprises a clamping ring 7 and a butting disc 8, the clamping ring 7 is fixedly connected with one end, far away from the threaded rod 4, of the threaded sleeve 6, the clamping ring 7 is sleeved and glided outside the fixing rod 2, and the butting disc 8 is fixedly connected with one end, close to the threaded rod 4, of the fixing rod 2;

drive thread bush 6 and 4 threaded rod threaded connection of threaded rod, thread bush 6 moves along 2 length direction of dead lever, the thread bush drives joint ring 7 and moves towards 8 direction of butt dish, after joint ring 7 moves to the position with 8 butt of butt dish, under the effect that thread connection effect and joint ring 7 and 8 mutual dragging of butt dish of thread bush 6 and threaded rod 4, realize the fixed effect of threaded rod 4 and dead lever 2, accomplish the installation work of drawing wall muscle 3 and constructional column 1.

Referring to fig. 2 and 4, in order to support constructional column 1, after the ligature installation is accomplished to the reinforcing bar of steel constructional column, utilize supporting component to support constructional column 1, the steel bar structure of constructional column 1 all is provided with supporting screw 9 with subaerial, supporting screw 9 and the vertical steel bar welding of constructional column 1, and set up for the level, subaerial supporting screw 9 is vertical setting, supporting component includes two steel sheets 10 and two bracing pieces 11, be provided with the regulating part between two bracing pieces 11, the one end that the regulating part was kept away from to bracing piece 11 is articulated with steel sheet 10, steel sheet 10 is provided with the perforation, supporting screw 9 passes fenestrate one end threaded connection and has nut 12.

A plurality of supporting screws 9 can be arranged on the longitudinal steel bars of the constructional column 1 along the vertical direction, so that different supporting points of the constructional column 1 are realized, and the supporting and stabilizing effect on the constructional column 1 is ensured, the adjusting piece is set to be a threaded cylinder 13, the two supporting rods 11 are both provided with threaded grooves, the rotating directions of the threaded grooves are opposite, two ends of the threaded cylinder 13 are respectively in threaded connection with the two supporting rods 11, a driving hole 14 is arranged on the circumferential wall surface of the middle position of the threaded cylinder 13, the axis of the driving hole 14 is perpendicular to the axis direction of the threaded cylinder 13, the driving hole 14 is inserted into a driving rod 15, and the driving rod 15 is used for driving the threaded cylinder 13;

fix steel sheet 10 and subaerial supporting screw 9 or fix steel sheet 10 and the supporting screw 9 on the constructional column 1, the actuating lever 15 drives a screw thread section of thick bamboo 13 and rotates, take place relative motion between a screw thread section of thick bamboo 13 and the supporting screw 9 by fixed, after another steel sheet 10 moved to the supporting screw 9 position that corresponds, drive supporting screw 9 passed the perforation on the steel sheet 10, fix steel sheet 10 through nut 12, the realization is to the firm effect of support of constructional column 1.

Referring to fig. 2 and 5, S7, bricking, placing a wall-pulling reinforcement 3 to a ring beam 5 in the wall brick stacking process, pouring concrete to form a constructional column 1, wherein the reinforcement structure of the constructional column 1 penetrates through the reinforcement structure of the ring beam 5, the reinforcement structure of the ring beam 5 also comprises longitudinal reinforcements and transverse stirrups, the transverse stirrups of the constructional column 1 and the longitudinal reinforcements of the ring beam 5 are located on the same horizontal plane, then the reinforcement structure of the constructional column 1 and the reinforcement structure of the ring beam 5 are connected, opposite pulling holes 16 are formed in the transverse stirrups of the constructional column 1 and the longitudinal reinforcements of the ring beam 5, opposite pulling rods 17 penetrate through the through holes of the transverse stirrups of the constructional column 1 and the longitudinal reinforcements of the ring beam 5, and locking pieces for locking the constructional column 1 and the ring beam 5 are arranged at two ends of the opposite pulling rods 17.

Referring to fig. 5 and 6, the locking member is arranged as a locking cover 18, the locking cover 18 is provided with a locking hole 19, the opposite pull rod 17 is inserted into the locking hole 19, the end of the opposite pull rod 17 is inserted into the locking hole 19, a clamping member is arranged between the opposite pull rod 17 and the locking cover 18, the clamping member is arranged as a convex block 20, the convex block 20 is fixedly connected with the outer wall of the end of the opposite pull rod 17, and the convex block 20 and the opposite pull rod 17 pass through the opposite pull hole 16 together; a sliding groove 21 is formed in the inner wall of the locking hole 19, one end, close to the opening of the locking hole 19, of the sliding groove 21 is an opening, the bump 20 is connected in the sliding groove 21 in a sliding mode, a clamping groove 22 is formed in the end portion of the sliding groove 21, the clamping groove 22 is an arc-shaped groove, the axis of the cross section circle where the clamping groove 22 is located is the same as the length direction of the sliding groove 21, one end of the clamping groove 22 is communicated with the sliding groove 21, and the other end of the clamping groove 22 is closed;

the locking cover 18 is driven to move towards the opposite pull rod 17, the convex block 20 slides in the sliding groove 21, the locking cover 18 is driven to rotate, the convex block 20 rotates into the clamping groove 22 from the sliding groove 21, at the moment, the locking rod is limited to move along the axial direction of the opposite pull rod 17, the locking covers 18 at two ends of the opposite pull rod 17 are abutted to the transverse stirrups of the ring beam 5, and under the extrusion action of the two locking covers 18, the effect of stabilizing the positions between the transverse stirrups of the constructional column 1 and the longitudinal reinforcements of the ring beam 5 is achieved; and pouring concrete at the position of the ring beam 5 to form the ring beam 5, and repeating the previous layer of bricklaying work.

The implementation principle of the building masonry construction method based on the BIM technology in the embodiment of the application is as follows: when construction is started, the threaded rod 4 of the wall pulling rib 3 is abutted against the end part of the fixed rod 2, the threaded sleeve 6 is driven to move, and the wall pulling rib 3 is connected with the constructional column 1 under the action of abutting of the clamping ring 7 and the abutting disc 8; then, the driving rod 15 drives the threaded cylinder 13 to rotate through the fixed steel plate 10 and the support screw 9 on the ground, and after the other steel plate 10 reaches the position of the constructional column 1, the steel plate 10 is fixed through the nut 12, so that the support effect on the constructional column 1 is completed; after the piled wall bricks reach the position of the ring beam 5, the support rods 11 of the constructional column 1 are removed, and the constructional column 1 is poured; under the locking effect through to pull rod 17 and locking dish, guarantee that the steel structure position of collar tie beam 5 is stable, the pouring forms collar tie beam 5, accomplishes the work of laying bricks on the first layer.

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: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.