CN108729666B - A combined load-bearing device for high-rise building or bridge tower construction - Google Patents

Abstract

The invention discloses a combined load-bearing device used in the construction of high-rise buildings or bridge towers, which is installed at the corners of high-rise buildings or bridge towers. The force parts all include a force-bearing plate, a first side plate and a second side plate, the force-bearing plate is installed on the wall, the first side plate is vertically installed on one side of the force-bearing plate and is connected with the large formwork The second side plate is vertically installed on the other side of the load-bearing plate, and the two load-bearing parts are connected through their respective second side plates to form a corner form consistent with the shape of the corner. The position of the supporting point of the present invention avoids the position of decorative lines and prestressing, but is placed close to the angle line of the tower column, which has the advantages of large bearing capacity of a single fulcrum, small number of supporting points, and few repair points for embedded screw holes on the construction surface , can greatly improve the construction efficiency.

Description

A combined bearing device for high-rise building or bridge tower construction

technical field

The invention belongs to the technical field of building construction, and relates to a formwork system used for the construction of super high-rise buildings and super high bridge towers, in particular to a combined load-bearing device with the functions of corner forms and rails.

Background technique

In the construction of bridge towers, the surface lines of the bridge towers are characterized by many changes. If the traditional formwork system for bridge tower construction is adopted, because most of the formwork fulcrums are arranged in the middle of the wall, the bearing capacity of a single fulcrum is small, the design of the formwork is complicated, and the on-site It is difficult to disassemble and modify, and for the curved surface of the corner of the tower column, the construction of the conventional formwork is difficult, and the precision of the forming surface is poor.

Contents of the invention

The purpose of the present invention is to provide a combined load-bearing device with the functions of corner formwork and track. Arranging and changing the design of other formwork can realize the rapid dismantling and modification of the formwork on the frame body. It has the advantages of large bearing capacity of a single fulcrum, fewer support points, and fewer repair points for pre-embedded screw holes on the construction surface, which can greatly improve construction efficiency.

The technical solution adopted by the present invention to solve its technical problems is:

A combined load-bearing device for high-rise building or bridge tower construction, installed at the corner of the high-rise building or bridge tower, the device includes a first load-bearing part and a second load-bearing part, both load-bearing parts include bearing plate, a first side plate and a second side plate, the bearing plate is installed on the wall, the first side plate is vertically installed on one side of the bearing plate and connected with the large formwork, the The second side plate is installed vertically on the other side of the load-bearing plate, and the two load-bearing parts are connected through the respective second side plates to form a corner form consistent with the shape of the corner.

According to the above technical solution, a plurality of ribs are arranged at intervals between the first side plate and the bearing plate.

According to the above technical solution, the second side plates of the two bearing parts are connected by several bolts.

According to the above technical solution, several positioning pins are arranged between the second side plates of the two load-bearing members.

According to the above technical solution, a top plate and a bottom plate are respectively provided on the top and bottom of the bearing plate, and screw holes are opened on the top plate and the bottom plate.

According to the above technical solution, at least two embedded screw holes are provided on the bearing plate, and the positions of the embedded screw holes on the first bearing member and the embedded screw holes on the second bearing member are staggered up and down, so that The minimum center distance between the pre-embedded screw holes on the first load-bearing part and the pre-embedded screw holes on the second load-bearing part is greater than the outer diameter of the pre-embedded screw rods configured with the pre-embedded screw holes.

According to the above technical solution, the bearing plate is provided with a corner claw box, and several hanging shoes for hanging the supported object are arranged on the corner claw box.

According to the above technical solution, the bearing plate is provided with an anti-side slideway plate for sliding connection with the supported object.

According to the above technical solution, both the first load-bearing member and the second load-bearing member are designed to be L-shaped, and the two L-shaped load-bearing members are assembled into an arc-shaped corner mold configured with an arc-shaped corner.

According to the above technical solution, the device also includes an external corner pull rod, and the external corner pull rod is fixedly connected with the large formwork installed on the walls on both sides of the corner.

The beneficial effects produced by the present invention are: the present invention overcomes the traditional The shortcoming of the difficulty in construction of the arc surface at the corner of the construction formwork, the corner formwork and the large formwork are quickly connected together to work together, and the support point can be designed at the corner line of the tower column, so that the large formwork can change according to the decorative lines and prestress According to the design, the device has the advantages of large bearing capacity of a single fulcrum, fewer support points, and fewer repair points for pre-embedded screw holes on the construction surface, which can greatly improve construction efficiency.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is the structural representation of the embodiment of the present invention;

Fig. 2 is the plane layout drawing of the embodiment of the present invention applied to the tower column;

Fig. 3 is a schematic plan view of an embodiment of the present invention installed at a corner;

Fig. 4 is the installation schematic diagram of embodiment of the present invention and embedded screw rod;

FIG. 5 is a first application schematic diagram of the embodiment of the present invention;

FIG. 6 is a second schematic diagram of the application of the embodiment of the present invention.

In the figure: 1-tower column, 2-first bearing member, 2.1-bearing plate, 2.2-first side plate, 2.3-second side plate, 2.4-rib plate, 2.5-bolt, 2.6-locating pin, 2.7-top plate, 2.8-bottom plate, 2.9-corner claw box, 2.10-hanging shoe, 2.11-anti-side slipway plate, 2.12-pin shaft, 2.13-embedded screw hole, 3-second bearing member, 4- Embedded screw, 4.1-screw body, 4.2-loading bolt, 4.3-self-locking gasket, 5-male angle tie rod, 6-large formwork, 7-back flute.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

As shown in Figures 1-3, a combined load-bearing device for high-rise buildings or bridge tower construction is installed at the corner of a high-rise building or bridge tower (tower column 1), and the device includes a first load-bearing member 2 and the second load-bearing part 3, the structures of the two load-bearing parts are roughly the same, including a load-bearing plate 2.1, a first side plate 2.2 and a second side plate 2.3, the force-bearing plate 2.1 is installed on the wall, and the first The side plate 2.2 is vertically installed on one side of the load-bearing plate 2.1 and connected with the large formwork, the second side plate 2.3 is vertically installed on the other side of the force-bearing plate 2.1, and the two load-bearing parts pass through the respective second side plates The connection forms a corner form that conforms to the shape of the corner. In this embodiment, the parts of the two load-bearing parts are made of steel plates.

In a preferred embodiment of the present invention, as shown in FIG. 1 , a plurality of ribs 2.4 are arranged at intervals between the first side plate 2.2 and the bearing plate 2.1 to improve the stability of the device.

In a preferred embodiment of the present invention, as shown in FIG. 1 , the second side plates of the two load-bearing members are connected by several bolts 2.5, which can be quickly disassembled for easy recycling.

In a preferred embodiment of the present invention, as shown in FIG. 1 , several positioning pins 2.6 are arranged between the second side plates of the two force-bearing parts, which can ensure the accuracy of the assembled arc surface and realize rapid positioning.

In a preferred embodiment of the present invention, as shown in Figure 1, the top and bottom of the load-bearing plate are respectively provided with a top plate 2.7 and a bottom plate 2.8, and screw holes are provided on the top plate 2.7 and the bottom plate 2.8 for the up-down butt joint of the load-bearing parts , to meet the needs of multi-layer circulation construction.

In a preferred embodiment of the present invention, as shown in Figure 1, there are at least two embedded screw holes 2.13 on the bearing plate, and the embedded screw holes 2.13 on the first bearing member are connected with the embedded screw holes on the second bearing member. The positions of the embedded screw holes are staggered up and down, so that the minimum center distance between the embedded screw holes on the first load-bearing member and the embedded screw holes on the second load-bearing member is larger than the embedded screw configured with the embedded screw holes 4 to avoid interference between the embedded screws on the two bearing parts.

As shown in Figure 4, the two load-bearing parts are fixed on the wall through embedded screws. The embedded screws bear shear force and tensile force. Three parts bearing bolt 4.2 and self-locking washer 4.3.

In a preferred embodiment of the present invention, as shown in Figure 1, a corner claw box 2.9 is arranged on the force bearing plate (the corner claw box is welded on the second side plate), and several corner claw boxes are arranged on the corner claw box. For the hanging shoe 2.10 where the supported object is hung, several pin holes are arranged on the corner claw box along the height direction, and the pin shaft 2.12 passing through one of the pin holes is used for positioning between the hanging shoe and the corner claw box Connection, by setting a corner claw box with hanging shoes, can withstand external loads.

In a preferred embodiment of the present invention, as shown in Figure 1, an anti-side slideway plate 2.11 for sliding connection with the supported object is provided on the bearing plate, so that the supported object can slide along the anti-side slideway plate, and prevent it from tipping over.

In a preferred embodiment of the present invention, as shown in Figure 1, both the first load-bearing member and the second load-bearing member are designed to be L-shaped, and the two L-shaped load-bearing members are assembled into an arc that is configured with an arc-shaped corner Corner molding to fit curved corners.

In a preferred embodiment of the present invention, as shown in Fig. 5 and Fig. 6, the device also includes male corner tie rods 5, which are fixedly connected with the large templates installed on the walls on both sides of the corner to prevent concrete from expanding mold.

The construction method of the present invention comprises:

Step 1: During the initial construction of the concrete non-load-bearing section, as shown in Figure 5, the present invention is only used as a corner form, installed on the load-bearing side of the wall and the forming surface, and the load-bearing parts are pre-embedded with blind plates Screw holes are used to install the large formwork 6 around, and the back corrugation 7 of the large formwork 6 presses the first side plate of the first load-bearing part or the second load-bearing part. Expansion formwork, pouring concrete after binding steel bars;

Step 2, when constructing the concrete load-bearing section, as shown in Figure 6, hoist the second set of devices and connect the first set of devices through the top and bottom plates up and down, install the pre-embedded screw 4 and the surrounding large formwork 6, and the back of the large formwork 6 The corrugation 7 presses the first side plate of the first load-bearing part or the second load-bearing part, and at the same time, 5 pairs of external angle tie rods are used at the corners to prevent the expansion of the mold during concrete pouring, and the concrete is poured after binding the steel bars;

Step 3: After the concrete strength meets the requirements, support the supported object (support frame) on the hanging shoes of the two load-bearing parts, and remove the first set of devices and continue to construct the load-bearing segment upwards for recycling;

Step 4, after removing the supported object, dismantle the second set of devices and move to the next load-bearing segment to be constructed;

Step five, repeat steps two to four until the concrete wall construction is completed.

The present invention also serves as a formwork while having a load-bearing function, and is a key component for transferring frame loads to the wall. Generally, two sets of upper and lower devices are arranged on a standard segment.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present invention.

Claims (10)

1. A combined bearing device for high-rise building or bridge tower construction installs in the corner of high-rise building or bridge tower, its characterized in that, the device includes first bearing piece and second bearing piece, and two bearing pieces all include bearing plate, first curb plate and second curb plate, the bearing plate is installed on the wall body, first curb plate is installed perpendicularly one side of bearing plate and is connected with big template, the second curb plate is installed perpendicularly the opposite side of bearing plate, connects through respective second curb plate between two bearing pieces and forms the angle mould unanimous with the corner shape.

2. The modular force-bearing device for high-rise building or bridge tower construction according to claim 1, wherein a plurality of rib plates are arranged between the first side plate and the force-bearing plate at intervals.

3. The modular load bearing apparatus for high-rise building or bridge tower construction of claim 1, wherein the second side plates of the two load bearing members are connected by a plurality of bolts.

4. A combined bearing device for high-rise building or bridge tower construction according to claim 3, wherein a plurality of locating pins are arranged between the second side plates of the two bearing members.

5. The combined bearing device for high-rise building or bridge tower construction according to claim 1, wherein the top and the bottom of the bearing plate are respectively provided with a top plate and a bottom plate, and screw holes are formed in the top plate and the bottom plate.

6. The combined bearing device for high-rise building or bridge tower construction according to claim 1, wherein the bearing plate is provided with at least two embedded screw holes, and the embedded screw holes on the first bearing piece and the embedded screw holes on the second bearing piece are staggered up and down, so that the minimum center distance between the embedded screw holes on the first bearing piece and the embedded screw holes on the second bearing piece is larger than the outer diameter of the embedded screw rod configured with the embedded screw holes.

7. The combined type bearing device for high-rise building or bridge tower construction according to claim 1, wherein the bearing plate is provided with a corner claw box, and the corner claw box is provided with a plurality of hanging boots for hanging supported objects.

8. The modular load bearing apparatus for use in high-rise building or bridge tower construction according to claim 1, wherein the load bearing plate is provided with an anti-side slideway plate for sliding connection with the supported object.

9. The combined bearing device for high-rise building or bridge tower construction according to claim 1, wherein the first bearing piece and the second bearing piece are designed to be L-shaped, and the two L-shaped bearing pieces are assembled into an arc-shaped angle die configured with an arc-shaped corner.

10. The modular force-bearing device for high-rise building or bridge tower construction of claim 1, further comprising external angle tie bars fixedly connected to large templates mounted on walls on both sides of the corner.