CN116927474A - Construction method of composite bracket structure combining disc buckle and fastener - Google Patents

Abstract

The invention discloses a construction method of a composite bracket structure combining a plate buckle and a fastener, which is characterized by comprising the following steps: the construction method comprises the following steps: s1, foundation and foundation treatment; s2, adjusting the seat and the standard base; s3, erecting a disc buckle type bracket: s4, the side wall is waterproof and steel bar binding is carried out; s5, installing a fastener type cross bar; s6, installing an adjustable jacking structure; s7, mounting a side wall template and a primary secondary ridge; s8, adjusting a transverse jacking structure: s9, installing a major-minor ridge of the structural plate and a template; s10, adjusting a vertical jacking structure; s11, binding structural plate steel bars; s12, integrally pouring the side wall and the structural plate. The construction method of the composite bracket structure combining the disc buckle and the fastener has the advantages of simple structure, good stability, convenient implementation, high operation efficiency and strong practicability and good application prospect.

Description

A construction method of a composite bracket structure with buckle-fastener combination

Technical field

The invention belongs to the field of construction technology, and more specifically, relates to a composite bracket construction method with a buckle-fastener combination that can simultaneously provide load-bearing and reinforcement functions for the pouring of side walls and structural panels.

Background technique

The full hall support frame system is a common type of scaffolding in construction. It is more stable than other scaffolds, so it mainly plays the role of load-bearing and reinforcement during use.

The full hall support frame system mainly includes vertical poles and horizontal poles, which are composed of steel pipes. The horizontal poles are divided into transverse horizontal poles and longitudinal horizontal poles. In the existing technology, there are between the neutral pole and the horizontal pole and between the transverse horizontal pole and the longitudinal horizontal pole. The rods are bound and connected through corresponding fasteners. However, due to the poor support performance of fastener connections, the stability of the support frame system composed of fastener connections cannot well meet the safety construction requirements, and the construction is inconvenient and efficient.

Contents of the invention

The purpose of the present invention is to solve the problems existing in the prior art and provide a composite bracket construction method with a simple structure, good stability, easy implementation, and a combination of buckle-fastener type that can improve operating efficiency.

In order to achieve the above object, the technical solution adopted by the present invention is: the construction method of the composite bracket provided by the buckle-fastener combination includes the following steps:

S1, foundation and foundation treatment;

S2, arrangement adjustment seat and standard base;

S3. Erection of disc-buckle bracket:

S4, side wall waterproofing and steel bar binding;

S5, fastener type crossbar installation;

S6, adjustable jacking structure installation;

S7, side wall formwork and primary and secondary fluting installation;

S8. Adjust the horizontal supporting structure:

S9. Installation of primary and secondary flutes of structural panels and formwork;

S10. Adjust the vertical supporting structure;

S11. Structural plate steel bar binding;

S12. The side walls and structural panels are poured as a whole.

further:

In step S1, the erection site should be flat and solid, drainage measures should be set up reasonably, and the lines should be laid out and positioned according to the requirements of the design or plan.

In the step S2, the adjusting seats are arranged to a fixed point, and the upright sleeve part of the standard base is inserted into the upper part of the adjusting seats.

In the step S3, the facade of the buckle-type bracket is provided with a supporting inclined rod to enhance the rigidity of the bracket in the horizontal direction.

In step S5, the fastener-type bracket includes a transverse horizontal rod arranged along the horizontal direction, the plate buckle horizontal rod is arranged along the horizontal longitudinal direction, and the transverse horizontal rod is connected to the plate buckle horizontal rod using right-angle fasteners.

In step S6, the two ends of the fastener-type horizontal bar are provided with a horizontal supporting structure to support the side wall formwork, and the upper end of the buckle-type vertical bar is provided with a vertical supporting structure to support the top structural plate; the horizontal supporting structure and the vertical supporting structure are provided The upward supporting structure includes a U-shaped supporting structure and a screw rod, and the screw rod is adjustably connected to the end of the transverse horizontal rod or the buckle vertical rod.

In step S7, the side wall formwork is provided with main flutes of the side wall formwork and secondary flutes of the side wall formwork. The main flutes are arranged vertically and at intervals on the side wall formwork. The secondary flutes extend longitudinally with the main flutes of the side wall formwork. Arranged vertically; the main flutes of the side wall formwork and the secondary flutes of the side wall formwork are double cylindrical rods; the transverse supporting structure contacts and supports the secondary flutes of the side wall formwork.

In step S9, the structural plate is provided with the main flutes of the structural plate and the secondary flutes of the structural plate. The main flutes of the structural plate and the secondary flutes of the structural plate are vertically arranged in the horizontal plane; the secondary flutes of the structural plate adopt a double channel steel structure, and the main flutes of the structural plate are The flutes are 10*10cm square logs, and the vertical supporting structure is in contact with the structural board for supporting the flutes.

In the steps S8 and S10, both the horizontal supporting structure and the vertical supporting structure include a U-shaped supporting structure and a screw rod, and the screw rod is adjustably connected to the end of the horizontal horizontal rod or the buckle vertical rod. There is a locking nut on the screw rod.

In step S12, when the side walls and structural panels are poured as a whole, the lateral pressure of the concrete on both sides of the side walls is used to balance the force, and the construction principle is symmetrical pouring of the side walls on both sides.

Compared with the prior art, the present invention has the following advantages:

(1) One multi-purpose machine eliminates the need for scaffolding for installing and dismantling side wall steel bars and waterproofing construction, shortens the construction period, and saves manpower and other resources. The panel formwork project and the side wall waterproof steel bar project can be carried out simultaneously, with almost no cross-working surfaces, and each construction Proceed independently without affecting each other.

(2) The station side walls and structural panels are poured together, using the lateral pressure of the concrete on both sides to balance the force. The construction principle is symmetrical pouring of the side walls on both sides to ensure that the formwork does not deform or run away. The use of composite brackets to construct the main structure can reduce construction joints, allowing the joints between the side walls and the structural panels to be poured in one step, which enhances the integrity of the structure.

(3) The side wall formwork uses long fiber reinforced thermoplastic material formwork, which has the advantages of excellent mechanical properties, light weight and high turnover times. It can save a lot of crane capacity and save costs during the transportation process.

(4) When erecting a composite bracket, since there are opposing ejector rods in the composite bracket, the stiffness of the bracket is better enhanced. You can first set up the vertical poles and horizontal poles. After the vertical poles and horizontal poles are erected, then proceed to the inclined The erection of tie rods can significantly improve the efficiency of construction operations.

Description of the drawings

The following is a brief description of the contents expressed in the drawings of this manual and the marks in the drawings:

Figure 1 is a construction flow chart of the present invention;

Figure 2 is a schematic side view of the full-hall support frame of the present invention;

Figure 3 is a top view of the full-hall support frame of the present invention;

Figure 4 is a schematic diagram of the vertical jacking and top structural plate support structure of the present invention;

Figure 5 is a schematic diagram of the vertical jacking support structure of the present invention.

Marked in the picture are:

1. Side wall; 2. Side wall formwork; 3. Main fluting of side wall formwork; 4. Secondary fluting of side wall formwork; 5. Top; 6. Structural board; 7. Main fluting of structural board; 8. Secondary fluting of structural board; 9. Vertical supporting structure;

20. Fastener bracket; 21. Horizontal horizontal rod; 22. Horizontal supporting structure;

Detailed ways

The specific implementation modes of the present invention will be further described in detail below by describing the embodiments with reference to the accompanying drawings.

The composite bracket structure with buckle-fastener combination of the present invention, as shown in Figures 1 to 5, includes a buckle-type bracket 10 and a fastener-type bracket 20 laterally supported between the side walls 1 on both sides. The disc-buckle bracket 10 includes a disc-buckle vertical pole 11 and a disc-buckle horizontal rod 12. The disc-buckle vertical pole 11 is provided with a connecting plate, and the disc-buckle horizontal rod 12 is connected to the connecting plate through a pin; the fastener-type bracket 20 includes a transverse horizontal rod 21 arranged perpendicularly to the plate buckle horizontal rod 12 in the horizontal plane, and the transverse horizontal rod 21 is connected to the plate buckle horizontal rod 12 through a right-angle fastener.

The preferred specific example of the present invention is: the construction method of the composite bracket structure combining disk buckle and fastener type, which is realized through the following construction steps:

(1) Foundation and foundation treatment

The erection site should be flat and solid, drainage measures should be set up reasonably, and the lines should be laid out and positioned according to the requirements of the design or plan.

(2) Adjustment base and standard base

①After setting out the dimensions according to the scaffolding configuration diagram, arrange the adjustment seats to the fixed point:

②Put the pole sleeve part of the standard base upwards into the top of the adjustment seat;:

(3) Disk-type frame erection

①As shown in Figures 2 to 5, the disc-buckle bracket 10 includes a disc-buckle vertical pole 11 and a disc-buckle horizontal bar 12. The disc-buckle vertical bar 11 is provided with a connecting plate, and the end of the disc-buckle horizontal bar 12 adopts an end buckle. The connector snaps into the connection plate and is connected with a wedge-shaped pin.

② The standard section of the buckle vertical poles is made of φ60.3, 3.5mm wall thickness, Q345B steel pipe, in which the buckle module is 0.5m, and the spacing between the buckle vertical poles 11 is 1500 (vertical) * 1200mm (horizontal) ; The buckle horizontal rods 12 are made of φ42.5 steel pipes with a wall thickness of 2.5mm and made of Q235A material. The step distance is 1m, that is, the distance between the buckle horizontal rods 12 on each layer of the buckle bracket is 1m, which is the vertical pole of the buckle. 2 modules.

(4) Side wall waterproofing and steel bar binding

Use the already erected buckle brackets to carry out waterproof construction of the side walls according to the requirements of the design drawings and construction plans, and complete the binding of the steel bars.

(5) Fastener type crossbar installation

① As shown in Figures 2 and 3, the fastener-type bracket includes a transverse horizontal rod 21 arranged along the horizontal direction. The buckle horizontal rod 12 is arranged along the horizontal longitudinal direction. The transverse horizontal rod 21 is connected to the plate buckle horizontal rod 12 using right-angle fasteners 30. superior. The transverse horizontal rod 21 serves as a horizontally arranged counter-ejector rod to support the lateral pressure and self-weight of the concrete pouring of the side wall.

② The transverse horizontal poles 21 are made of φ48 steel pipes with a wall thickness of 3.2mm and made of Q235A steel pipes. The transverse horizontal poles 21 are arranged longitudinally along the buckle poles, with three poles arranged in each span, with a spacing of 500mm (the longitudinal spacing of the poles is 1500mm). The vertical spacing along the station is 1000mm. As the vertical step distance of the buckle bracket changes, the transverse horizontal rod 21 is connected to the buckle horizontal rod 12 and is fixed with the buckle horizontal rod 12 with right-angle fasteners. 10 form a whole, easy to connect into the overall structure.

(6) Adjustable jacking structure installation

As shown in Figures 2 and 3, transverse supporting structures 22 are provided at both ends of the transverse horizontal rod 21 to support the side wall formwork 2. As shown in Figures 4 and 5, the upper end of the buckle vertical pole 11 is provided with a vertical supporting structure 9 that supports the structural plate 6 of the top 5. This kind of adjustable jacking structure is applied to the side walls and the top, which can realize the erection of the frame at one time. The brackets are used for side wall waterproofing and steel bar engineering without the need for separate erection. The concrete pouring of the side wall formwork and structural panels is carried out at the same time, forming a Streamlined construction work.

(7) Side wall formwork and primary and secondary fluting installation

① The side wall formwork 2 is provided with the side wall formwork main flutes 3 and the side wall formwork secondary flutes 4. The side wall formwork main flutes 3 are arranged vertically and at intervals on the side wall formwork 2. The side wall formwork secondary flutes 4 extend longitudinally with The main flutes of the side wall formwork are arranged vertically. The main flutes 3 of the side wall formwork and the secondary flutes 4 of the side wall formwork are double cylindrical rods; the transverse supporting structure 22 is in contact with the secondary flutes 4 of the side wall formwork. The supporting force is transmitted through the secondary flutes 4 of the side wall formwork and the main flutes 3 of the side wall formwork to stably support the side wall formwork 2.

② The side wall formwork 2 uses 80mm thick Yiant formwork. The main and secondary flutes of the side wall template 2 are double φ48, with a wall thickness of 3.2mm steel pipe. The spacing between the main flutes is 1000mm and the spacing between the secondary flutes is 500mm. The layout distance is consistent with the cross direction. Horizontal poles are evenly spaced.

(8) Adjust the horizontal supporting structure

①Adjust the locking nut of the transverse supporting structure to lock the positioning of the primary and secondary flutes of the side wall and the Yiant formwork.

② As shown in Figure 3, both ends of the fastener type crossbar are provided with jacking structures 22, including U-shaped jacking supports and screw rods. The screw rods are adjustably connected to the ends of the horizontal horizontal rods 21, and the U-shaped jacking rods are driven by rotating the adjusting screw rods. Mobile support to better meet usage needs. There is a locking nut on the screw rod, which can be locked and positioned after adjustment.

(9) Installation of primary and secondary flutes of structural panels and formwork

The structural board 6 is provided with the main flutes 7 and the secondary flutes 8 of the structural board. The main flutes 7 and the secondary flutes 8 are arranged vertically in the horizontal plane. The secondary flutes 8 of the structural board adopt a double channel steel structure. The main flutes 7 are 10*10cm square wood. The vertical supporting structure 9 is in contact with the secondary flutes 8 of the structural board for support. The supporting force is transmitted through the secondary flutes 8 of the structural plate and the main flutes 7 of the structural plate to stably support the structural plate 6 .

The secondary fluting of the structural board adopts a double channel steel structure. The back sides of the channel steel are opposite and the material is Q235A. The double channel steel is placed on the vertical support with its back attached. The main fluting of the structural board is 10*10cm square wood with a longitudinal spacing of 200mm. layout, the structural board template adopts 15mm thick wood plywood.

(10) Adjust the vertical supporting structure

①Adjust the locking nut of the vertical jacking structure 9 to lock the positioning of the primary and secondary flutes of the structural plate and the wooden formwork.

② The vertical support structure 9 includes a U-shaped support and a screw. The screw is adjustable and connected to the end of the buckle pole 11. The U-shaped support can be moved by rotating the adjustment screw to better meet the needs of use. need. There is a locking nut on the screw rod, which can be locked and positioned after adjustment.

(11) Structural plate steel bar binding

Bind structural plate steel bars according to design drawings and construction plans.

(12) Integral pouring of side walls and structural panels

When pouring the side walls, the principle of symmetrical pouring is adopted to ensure that the formwork does not deform or move. After the side wall pouring is completed, the structural plate pouring can be carried out at the same time. During the pouring, the temperature changes and the deformation of the supporting formwork are monitored in real time.

The construction method of the present invention combines the construction technology of the disc-type support frame and the fastener-type support frame, and can achieve the following beneficial effects:

(1) One multi-purpose machine eliminates the need for scaffolding for installing and dismantling side wall steel bars and waterproofing construction, shortens the construction period, and saves manpower and other resources. The panel formwork project and the side wall waterproof steel bar project can be carried out simultaneously, with almost no cross-working surfaces, and each construction Proceed independently without affecting each other.

(2) The station side walls and structural panels are poured together, using the lateral pressure of the concrete on both sides to balance the force. The construction principle is symmetrical pouring of the side walls on both sides to ensure that the formwork does not deform or run away. The use of composite brackets to construct the main structure can reduce construction joints, allowing the joints between the side walls and the structural panels to be poured in one step, which enhances the integrity of the structure.

(3) The side wall formwork uses long fiber reinforced thermoplastic material formwork, which has the advantages of excellent mechanical properties, light weight and high turnover times. The transportation process can save a lot of lifting crane capacity and save costs.

(4) When erecting a composite bracket, since there are opposing ejector rods in the composite bracket, the stiffness of the bracket is better enhanced. You can first set up the vertical poles and horizontal poles. After the vertical poles and horizontal poles are erected, then proceed to the inclined The erection of tie rods can significantly improve the efficiency of construction operations.

In the description of the present invention, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

The present invention has been exemplarily described above in conjunction with the accompanying drawings, but the present invention is not limited to the above manner. As long as various non-substantive improvements are made using the method concepts and technical solutions of the present invention or directly applied to other situations, All fall within the protection scope of the present invention.

Claims (10)

1. A construction method of a composite bracket structure combining a plate buckle and a fastener is characterized by comprising the following steps: the construction method comprises the following steps:

s1, foundation and foundation treatment;

s2, adjusting the seat and the standard base;

s3, erecting a disc buckle type bracket:

s4, the side wall is waterproof and steel bar binding is carried out;

s5, installing a fastener type cross bar;

s6, installing an adjustable jacking structure;

s7, mounting a side wall template and a primary secondary ridge;

s8, adjusting a transverse jacking structure:

s9, installing a major-minor ridge of the structural plate and a template;

s10, adjusting a vertical jacking structure;

s11, binding structural plate steel bars;

s12, integrally pouring the side wall and the structural plate.

2. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S1, a ground is erected, the ground is flat and firm, drainage measures are reasonably arranged, and paying-off and positioning are performed according to the design or scheme requirements.

3. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S2, the adjusting seats are arranged to fixed points, and the upright post sleeve part of the standard base is sleeved above the adjusting seats upwards.

4. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S3, the vertical face of the disc buckle type bracket is provided with a supporting inclined rod, so that the rigidity of the bracket body in the horizontal direction is enhanced.

5. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S5, the fastener type bracket comprises a transverse horizontal rod which is horizontally and transversely arranged, the disc buckle horizontal rod is horizontally and longitudinally arranged, and the transverse horizontal rod is connected to the disc buckle horizontal rod by adopting a right-angle fastener. .

6. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S6, two ends of the fastener type cross rod are provided with transverse jacking structures for supporting the side wall templates, and the upper end of the disc-type vertical rod is provided with a vertical jacking structure for supporting the top structural plate; the horizontal jacking structure and the vertical jacking structure comprise U-shaped jacking and screw rods, and the screw rods are connected with the ends of the horizontal rods or the vertical rods in a coiled manner in an adjustable mode.

7. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S7, a side wall template main edge and a side wall template secondary edge are arranged on the side wall template, the main edge is vertically and alternately arranged on the side wall template, and the secondary edge is vertically arranged along the longitudinal extension and the side wall template main edge; the side wall template main edges and the side wall template secondary edges are double-spliced cylindrical rods; and the transverse jacking structure is in contact with the secondary ridge of the side wall template to jack.

8. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S9, a structural plate main edge and a structural plate secondary edge are arranged on the structural plate and are vertically arranged in a horizontal plane; the secondary edge of the structural plate adopts a double-groove steel structure, the main edge of the structural plate is made of 10 x 10cm square timber, and the vertical jacking structure is in contact with the secondary edge of the structural plate for jacking.

9. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the S8 and the S10 steps, the transverse jacking structure and the vertical jacking structure comprise U-shaped jacking and screw rods, the screw rods are adjustably connected with the ends of the transverse horizontal rods or the vertical rods of the disc buckle, and locking nuts are arranged on the screw rods.

10. The method of constructing a composite stent structure of a disc buckle-fastener type combination according to claim 1, wherein: in the step S12, when the side walls and the structural plates are integrally poured, the side pressure of concrete on the two side walls is utilized to form force balance, and symmetrical pouring of the side walls on the two sides is used as a construction principle.