CN105756245A - Method for mounting curtain wall skeleton and structural beam - Google Patents

Abstract

The invention relates to a method for installing a curtain wall skeleton and a structural beam, comprising the following steps: installing a second fixed structure on the upper surface of the structural beam according to the measurement setting out on the structural beam, and installing a fourth fixed structure on the lower surface of the structural beam Surface; install the first fixed structure at the lower position of the curtain wall skeleton, install the third fixed structure at the upper position of the curtain wall skeleton; hoist the curtain wall skeleton to the predetermined position, and adjust the first fixed structure and the second fixed structure through three-dimensional six-degree movement After moving the third fixed structure to the installation position of the fourth fixed structure, fix the first fixed structure and the second fixed structure; fine-tune the relative position of the third fixed structure and the fourth fixed structure, and fix the third fixed structure after fine-tuning structure and a fourth fixed structure. This installation method can realize the adjustment of the relative position of the curtain wall skeleton and the structural beam during the installation process, so as to meet the installation accuracy of the curtain wall skeleton and the structural beam joint and achieve good seismic performance after installation.

Description

Installation method of curtain wall skeleton and structural beam

technical field

The invention relates to the field of building structure construction engineering, in particular to a connection construction process between a prefabricated curtain wall skeleton and a structural beam.

Background technique

FK light steel curtain wall is a kind of unitized curtain wall. The main components are prefabricated and assembled in the factory. The height of the curtain wall is generally the height of the floor and can be directly hung on the embedded parts of the floor. During the construction, it starts from the lower part of the floor and proceeds upwards sequentially, which can be carried out synchronously with the main civil work of the floor, greatly shortening the construction period. has very obvious advantages.

However, the current installation method of FK light steel curtain wall nodes has the technical problems of complicated process and poor installation accuracy.

Contents of the invention

The invention provides a method for installing a curtain wall skeleton and a structural beam, the purpose of which is to adjust the relative position of the curtain wall skeleton and the structural beam during the connection process of the curtain wall and the structural beam, thereby satisfying the installation accuracy of the joint of the curtain wall skeleton and the structural beam and Good anti-seismic performance after installation.

In order to realize the foregoing invention object, the technical scheme that the present invention takes is as follows:

A method for installing a curtain wall skeleton and a structural beam, comprising the following steps: installing a second fixed structure on the upper surface of the structural beam according to the measurement and setting out on the structural beam, and installing a fourth fixed structure on the lower surface of the structural beam; Install the first fixed structure at the lower position of the curtain wall skeleton, install the third fixed structure at the upper position of the curtain wall skeleton; hoist the curtain wall skeleton to the predetermined position, and adjust the relative position of the first fixed structure and the second fixed structure through three-dimensional six-degree movement After the third fixed structure is moved to the installation position of the fourth fixed structure, the first fixed structure and the second fixed structure are fixed; the relative positions of the third fixed structure and the fourth fixed structure are fine-tuned, and the third fixed structure and the fourth fixed structure are fixed after the fine-tuning is completed. The fourth fixed structure.

Further, the first fixing structure includes a first cross piece and a first transmission rod, the first cross piece has a first through hole, when the first fixing structure is installed at the lower position of the curtain wall skeleton, the first cross piece and the first transmission rod The curtain wall frame is fixed, and the upper end of the first transmission rod is screwed into the first through hole.

Further, the second fixing structure includes a channel member, the two limbs of the channel member are welded to the structural beam, and the back plate of the channel member is provided with a second hole through which the first transmission rod passes. Through hole, after hoisting the curtain wall skeleton to the predetermined position, adjust the lower end of the first transmission rod to align with the second through hole, and the lower end of the first transmission rod passes through the top surface of the channel member in turn The first nut, the backing plate with the corresponding third through hole on the channel member and the second through hole on the channel member, adjust the wall skeleton by moving the first transmission rod up and down After the adjustment is completed, the lower end of the first transmission rod passes through the washer corresponding to the fourth through hole on the channel member, and the lower end of the first transmission rod passes through the second The second nut is fixed, and the first nut is tightened at the same time.

Further, the channel member is provided with a first oblong hole, and the backing plate is provided with a second oblong hole, the centers of the first oblong hole and the second oblong hole are coincident, and the major axes are perpendicular to each other, so The first oblong hole and the second oblong hole are connected by a third transmission rod to form a follow-up structure during the position adjustment process of the first fixed structure and the second fixed structure, which follows the first transmission rod The plane moves while moving.

Further, the third fixing structure includes a second cross member and a second transmission rod, the second cross member is fixed to the wall frame, one end of the second transmission rod is fixedly connected to the second cross member, and One end extends outward.

Further, the fourth fixing structure includes a channel-shaped piece and an angle steel, the two legs of the channel-shaped piece are fixed to the bottom surface of the structural beam, and one leg of the angle-shaped steel is slidingly connected to the back plate of the channel-shaped piece Structural connection, the other limb of the angle steel is provided with a fourth oblong hole for the second transmission rod to move up and down, when the end of the second transmission rod extends into the fourth oblong hole and adjusted to a suitable position , fixing the end of the second transmission rod through a third nut.

Further, the sliding connection structure includes a third oblong hole on the back plate of the channel member, a fifth oblong hole and a fourth transmission rod on one limb of the angle steel, and the third oblong hole Coinciding with the center of the fifth oblong hole, the long axes are perpendicular to each other, the fourth transmission rod is inserted into the third oblong hole and the fifth oblong hole, and moves along with the plane movement of the second transmission rod move.

Further, the distance between the axes of the first fixed structure and the third fixed structure is equal to the vertical distance between the axes of two structural beams on adjacent floors.

Further, a supporting corbel is welded at the waist of the structural beam, and the supporting corbel is at the same height as the structural beam.

Compared with the prior art, the present invention has the following beneficial effects:

This method realizes the rapid adjustment of the installation position through the linkage between the upper and lower nodes, ensuring the installation accuracy, and after the installation is completed, the nodes have a small room for three-dimensional and six-degree movement. When the structure encounters vibrations such as earthquakes, it has good performance. Energy absorption capacity.

In addition, this installation method adopts detachable connections, which better exerts the advantages of convenient disassembly and assembly of the assembled structure.

Description of drawings

Fig. 1 is the connection structure between the curtain wall skeleton and the structural beam formed by the installation method of the present invention.

Figure 2 is a top view of the curtain wall skeleton.

FIG. 3 is a detailed view of the first cross member 4 .

Figure 4 is a detailed view of the gasket.

Figure 5 is a plan view of the backing plate.

FIG. 6 is a top view of the channel member 11 .

FIG. 7 is a superimposed top view of the backing plate 7 and the channel member 11 .

FIG. 8 is an expanded view of the angle steel 10 .

FIG. 9 is a top view of the channel member 13 .

FIG. 10 is a superimposed view of the channel member 13 and the angle steel 10 .

FIG. 11 is a perspective view of the second cross member 8 .

Reference signs: 1-upper curtain wall skeleton, 2-lower curtain wall skeleton, 3-structural beam, 4-first cross member, 401-first cross member body, 402-connecting part, 403-first through hole, 5- The first transmission rod, 6-bolt, 7-backing plate, 701-the third through hole, 702-the second oblong hole, 8-the second cross piece, 801-the second cross piece body, 802-installation hole, 9- Washer, 901-the fourth through hole, 10-angle steel, 1001-the fourth oblong hole, 1002-the fifth oblong hole, 11-channel member, 1101-the second through hole, 1102-the first oblong hole, 12- The second transmission rod, 13-slotted part, 1301-the third oblong hole, 14-the third nut, 15-the second nut, 16-the first nut, 17-the third transmission rod, 18-the fourth transmission rod.

detailed description

In order to make the purpose of the invention, technical solutions and beneficial effects of the present invention clearer, the embodiments of the present invention will be described below in conjunction with the accompanying drawings. The features in can be combined arbitrarily with each other.

This application is an installation method proposed for the connection structure between the curtain wall skeleton and the structural beam shown in Figure 1. As shown in Figure 1, the connection structure between the curtain wall skeleton and the structural beam is shown in Figures 1 and 3. In this figure, only The upper and lower nodes of a structural beam 3 are established. During actual construction, the upper and lower nodes are located on the upper and lower surfaces of the adjacent two-story structural beams. The connecting structure in Fig. 1 includes the first fixed structure fixedly connected with the lower part of the upper curtain wall skeleton 1, the third fixed structure connected with the upper part of the lower curtain wall skeleton 2, the second fixed structure fixed with the upper surface of the structural beam 3, and the second fixed structure connected with the structural beam 3 The fourth fixing structure fixed on the lower surface. After the installation is completed, the first fixed structure and the second fixed structure are connected to form the lower connection node of the structural beam and the curtain wall skeleton, and the third fixed structure and the fourth fixed structure are connected to form an upper connection node of the structural beam and the curtain wall skeleton.

Referring to Fig. 1 and Fig. 3 for the first fixed structure, the first fixed structure includes a first cross member 4 and a first transmission rod 5, a first through hole 403 is arranged on the first cross member 4, and the inner wall of the first through hole 403 has an inner wall. Thread, the upper end of the first transmission rod 5 has external threads, the first through hole 403 is threadedly connected with the upper end of the first transmission rod 5, and the first transmission rod 5 extends downward to the second connection structure.

Referring to Fig. 1, Fig. 4, Fig. 5 and Fig. 6 for the second fixed structure, the second fixed structure includes a channel member 11, the two limbs of the channel member 11 are welded to the top surface of the structural beam 3, and the back plate of the channel member 11 Have the second through hole 1101 that passes through for the first transmission rod 5 lower ends see Fig. Move up, down, left, right, back and forth in the hole 1101). During installation, the lower end of the first transmission 5 passes through the first nut 16 positioned at the top surface of the channel member 11 successively, and has a corresponding third through hole 701 on the channel member 11 (the diameter of the third through hole 701 is the same as that of the first through hole 701). The diameter of the transmission rod 5 matches) the backing plate 7, the backing plate structure is shown in FIG. In order to realize plane follow-up during installation, referring to Fig. 1, Fig. 5, Fig. 6 and Fig. 7, there are two first oblong holes 1102 symmetrically arranged on the channel member 11, and there are two first oblong holes 1102 on the backing plate 7, which are consistent with the first oblong holes. 1102 corresponds to the two second oblong holes 702 , the centers of the first oblong hole 1102 and the second oblong hole 702 coincide, and the long axes are perpendicular to each other. The first oblong hole 1102 and the second oblong hole 702 are connected by the third transmission rod 17 . When the first transmission rod 5 moves forward, backward, left and right in the second through hole 1101 , it drives the third transmission rod 17 to move in the first oblong hole 1102 and the second oblong hole 702 to realize synchronous adjustment.

When the above-mentioned front, rear, left, right, up and down adjustments are all completed, the lower end of the first transmission rod 5 passes through the fourth through hole 901 on the washer 9, and the lower end of the first transmission rod 5 is fixed by the second nut 15, and the backing plate is tightened at the same time 7 the first nut 16 on the top surface.

Referring to Figure 4 for the structure of the gasket 9, the gasket 9 is a circular gasket, the fourth through hole 901 corresponds to the second through hole 1101 on the channel member 11, but the diameter of the fourth through hole 901 is the same as the diameter of the first transmission rod 5 equal.

Referring to Fig. 1, the third fixing structure includes a second cross member 8 and a second transmission rod 12, the second cross member 8 is fixed to the wall skeleton, one end of the second transmission rod 12 is fixedly connected to the second cross member 8, and the other end is connected to the second cross member 8. extending outward to the fourth fixing structure.

Referring to Fig. 1, the fourth fixed structure includes a channel member 13 and an angle steel 10, the two limbs of the channel member 13 are fixed to the bottom surface of the structural beam 3, and one limb of the angle steel 10 is connected to the back plate of the channel member 13 through a sliding connection structure, The other limb of the angle steel 10 is provided with a fifth oblong hole 1001 for the second transmission rod 12 to move up and down. The vertical position adjustment is realized by the second transmission rod 12 moving up and down in the fifth oblong hole 1001 . After the vertical position adjustment is completed, the third nut 14 is used to fix the extended end of the second transmission rod 12 . Then adjust the horizontal position through the sliding connection structure. The sliding connection structure includes a third oblong hole 1301 provided on the back plate of the channel member 13 , a fourth oblong hole 1001 provided in one limb of the angle steel 10 and a fourth transmission rod 18 . The relative position of the 3rd oblong hole 1301 and the 5th oblong hole 1002 is referring to Fig. 10, and the center of the 3rd oblong hole 1301 and the 5th oblong hole 1002 are coincident, and long axis is perpendicular to each other, and the 4th transmission rod 18 is inserted into the 3rd oblong hole 1301 and the 5th oblong hole 1002. Five oblong holes 1002, and move along with the planar movement of the second transmission rod 12.

In order to illustrate the specific structure of the above-mentioned structure more clearly, the specific structural forms of the curtain wall skeleton, the first cross piece 4 and the second cross piece 8 are illustrated respectively below, and the specific structure given here is only to clearly illustrate the inventive concept of the present application , the protection scope of the present application is not limited by this description.

Referring to Figure 2 for the curtain wall framework, the curtain wall framework in this embodiment includes a transverse keel 101, a longitudinal keel 102, a side keel 104 and a reinforcement keel 103, the transverse keel 101 and the longitudinal keel 102 are arranged alternately, and the side keel 104 is located between the transverse keel 101 and the longitudinal keel 102 edge, the reinforcing keel 103 is arranged between the transverse keel 101 or the longitudinal keel 102 and the side keel 104, and the angle formed by the transverse keel 101, the longitudinal keel 102, the side keel 104 and the reinforcing keel 103 is connected by an angle steel connector 105. In the figure, the horizontal keel 101 is made of square steel, the longitudinal keel 102 is made of square steel, the side keel 104 is made of C-shaped steel, and the reinforced keel 103 is made of C-shaped steel. Just need to choose.

Referring to Fig. 3 for the first cross piece 4, the first fixed structure is the first cross piece 4, the first cross piece 4 includes a first cross piece body 401, and one side of the first cross piece body 401 has a full-length draw groove (full length The card slot is stuck at the junction of the transverse keel 101 and the longitudinal keel 102, and is fixed by bolts 6 (see Fig. 2). through hole 403 .

Referring to FIG. 11 for the second cross 8 , the second cross 8 includes a second cross body 801 , one side of the second cross body 801 has a long slot, and a mounting hole 802 is opened in the center of the back.

The installation method of the above-mentioned curtain wall skeleton and the connection structure of the structural beam includes the following steps:

Step 1. Install the second fixed structure on the upper surface of the structural beam 3 according to the measurement setting-out on the structural beam 3, and install the fourth fixed structure on the lower surface of the structural beam 3; the second fixed structure includes a channel member 11 , the two limbs of the channel member 11 are welded to the structural beam 3 . The fourth fixing structure includes a channel member 13 and an angle steel 10, the two limbs of the channel member 13 are fixed to the bottom surface of the structural beam 3, and one limb of the angle steel 10 is connected to the back plate of the channel member 13 by a sliding connection structure.

Step 2. Install the first fixing structure at the lower position of the curtain wall skeleton, and install the third fixing structure at the upper position of the curtain wall skeleton; the first fixing structure includes the first cross piece 4 and the first transmission rod 5, and the first cross piece 4 has a first through hole for the first transmission rod 5 to move up and down. When the first fixing structure is installed at the lower position of the curtain wall skeleton, the card slot on the first cross member 4 is stuck on the horizontal keel 101 and the vertical cross member 101 of the curtain wall skeleton. The junction of the keel 102 is fixed by the bolt 6, and the upper end of the first transmission rod 5 is screwed to the first through hole on the first cross member 4, and the first transmission rod 5 extends vertically. The third fixing structure includes the second cross piece 8 and the second transmission rod 12. The slot of the second cross piece 8 is stuck at the junction of the transverse keel 101 and the longitudinal keel 102 of the curtain wall skeleton, and is fixed by the bolt 6. The second transmission rod 12, one end is fixedly connected with the second cross member 8, and the other end extends horizontally outward.

Step 3: Hoist the curtain wall skeleton to the predetermined position, adjust the position of the first fixed structure and the second fixed structure through three-dimensional six-degree movement (front, back, left, right, up, down), adjust the third fixed structure to the installation position of the fourth fixed structure, and then place the second fixed structure The first fixing structure and the second fixing structure are fixed. The adjustment process is as follows: After hoisting the curtain wall skeleton to the predetermined position, adjust the lower end of the first transmission rod 5 on the first fixed structure to align with the second through hole 1101 on the second fixed structure, and then adjust the lower end of the first transmission rod 5 in sequence Pass through the first nut 16 on the top surface of the channel member 11, the third through hole 701 on the backing plate 7, the second through hole 1101 on the channel member 11, and then move up and down through the first transmission rod 5 to realize the third The second transmission rod 12 on the fixed structure is inserted into the fourth oblong hole 1001 on the fourth fixed structure, and the vertical adjustment of the third fixed structure relative to the fourth fixed structure is completed and the second transmission rod on the third fixed structure The extended end of 12 is fixed by the third nut 14. After the vertical adjustment is completed, the lower end of the first transmission rod 5 passes through the second through hole 1101 and partially passes through the fourth through hole 901 on the washer 9, and passes the lower end of the first transmission rod 5 through the second through hole 1101 through the second through hole 901. Two nuts 15 are fixed. A planar adjustment of the first fixing structure relative to the second fixing structure is then performed. The adjustment process can refer to Figure 7. When the first transmission rod 5 moves back and forth, the backing plate 7 is driven by the first transmission rod 5 to move back and forth relative to the groove member 11, and the third transmission rod 17 generates a suitable Sex moves back and forth. When the first transmission rod 5 moves left and right, the backing plate 7 is driven by the first transmission rod 5 to move left and right relative to the groove member 11, and the third transmission rod 17 moves left and right adaptively along the second through hole 1101, and the plane adjustment is completed Then tighten the first nut 16.

Step 4: After fine-tuning the relative positions of the third fixed structure and the fourth fixed structure, fix the third fixed structure and the fourth fixed structure. The horizontal relative position fine-tuning of the third fixed structure and the fourth fixed structure includes front-back position adjustment and left-right position adjustment (see Figure 1, Figure 8, Figure 9 and Figure 10 for the adjustment process), and the front-back position adjustment is pushed by the second transmission rod 12 The angle steel 10 moves back and forth, and the angle steel 10 drives the fourth transmission rod 18 to move forward and backward adaptively along the fifth oblong hole 1002 . The left and right position is adjusted by pushing the angle steel 10 to move left and right through the second transmission rod 12, and the angle steel 10 drives the fourth transmission rod 18 to move adaptively left and right along the third oblong hole 1301. After fine-tuning the relative position of the plane to meet the requirements, tighten the fourth transmission rod 18 Nuts at two ends fix the third fixing structure and the fourth fixing structure.

In order to ensure installation accuracy, the distance between the axes of the first fixed structure and the third fixed structure is equal to the vertical distance between the axes of two structural beams on adjacent floors.

In order to ensure the supporting strength of the structural beam, a supporting corbel is welded at the waist of the structural beam, and the supporting corbel is as high as the structural beam.

Since the curtain wall skeleton is generally the size of the entire wall and has a large self-weight, high-strength bolts are used for all transmission rods. screw.

Although the embodiments disclosed in the present invention are as above, the content thereof is only for the convenience of understanding the technical solutions of the present invention, and is not intended to limit the present invention. Anyone skilled in the technical field to which the present invention belongs can make any modifications and changes in the form and details of implementation without departing from the core technical solution disclosed in the present invention, but the scope of protection defined by the present invention remains The scope defined by the appended claims shall prevail.

Claims (9)

1. an installation method of curtain wall skeleton and structural beam, is characterized in that, comprises the steps: Installing the second fixed structure on the upper surface of the structural beam according to the measurement setting out on the structural beam, and installing the fourth fixed structure on the lower surface of the structural beam; Install the first fixed structure at the lower position of the curtain wall skeleton, and install the third fixed structure at the upper position of the curtain wall skeleton; Lift the curtain wall skeleton to the predetermined position, adjust the relative position of the first fixed structure and the second fixed structure through three-dimensional six-degree movement and move the third fixed structure to the installation position of the fourth fixed structure, then fix the first fixed structure and the second fixed structure ; The relative positions of the third fixed structure and the fourth fixed structure are fine-tuned, and the third fixed structure and the fourth fixed structure are fixed after the fine-tuning is completed. 2. The installation method of curtain wall frame and structural beams according to claim 1, characterized in that: the first fixing structure comprises a first cross piece and a first transmission rod, the first cross piece has a first through hole, When the first fixing structure is installed at the lower position of the curtain wall skeleton, the first cross member is fixed to the curtain wall skeleton, and the upper end of the first transmission rod is screwed into the first through hole. 3. The installation method of the curtain wall skeleton and the structural beam as claimed in claim 2, characterized in that: the second fixing structure comprises a channel member, the two limbs of the channel member are welded to the structural beam, and the There is a second through hole on the back plate of the channel member for the first transmission rod to pass through. After hoisting the curtain wall skeleton to the predetermined position, adjust the lower end of the first transmission rod to align with the second through hole. The lower end of the first transmission rod sequentially passes through the first nut on the top surface of the channel member, the backing plate corresponding to the third through hole on the channel member, and the first nut on the channel member. Two through holes, adjust the up and down position of the wall frame by moving the first transmission rod up and down, after the adjustment is completed, let the lower end of the first transmission rod pass through the corresponding fourth opening on the grooved member. The washer of the through hole is used, and the lower end of the first transmission rod is fixed by the second nut, and the first nut is tightened at the same time. 4. The installation method of curtain wall framework and structural beams as claimed in claim 3, characterized in that: the first oblong hole is opened on the channel member, the second oblong hole is opened on the backing plate, and the first oblong hole is opened on the backing plate. An oblong hole coincides with the center of the second oblong hole, and the major axes are perpendicular to each other. The first oblong hole and the second oblong hole are connected by a third transmission rod to form the first fixing structure and the second fixing structure. The follower structure in the process of structure position adjustment moves along with the planar movement of the first transmission rod. 5. The installation method of curtain wall frame and structural beam as claimed in claim 3, characterized in that: the third fixing structure includes a second cross piece and a second transmission rod, and the second cross piece is fixed to the wall frame , one end of the second transmission rod is fixedly connected to the second cross member, and the other end extends outward. 6. The installation method of the curtain wall skeleton and the structural beam as claimed in claim 3, characterized in that: the fourth fixing structure comprises a channel piece and an angle steel, and the two limbs of the channel piece are fixed to the bottom surface of the structural beam , one limb of the angle steel is connected with the back plate of the groove-shaped piece by a sliding connection structure, and the other limb of the angle steel is provided with a fourth oblong hole for the second transmission rod to move up and down, when the The end of the second transmission rod extends into the fourth oblong hole and is adjusted to a proper position, and the end of the second transmission rod is fixed by a third nut. 7. The installation method of curtain wall skeleton and structural beam as claimed in claim 6, characterized in that: said sliding connection structure includes a third oblong hole opened on the back plate of said channel member, a third oblong hole opened on said angle steel The fifth oblong hole on the limb and the fourth transmission rod, the centers of the third oblong hole and the fifth oblong hole coincide with each other, and the major axes are perpendicular to each other, and the fourth transmission rod is inserted into the third oblong hole and the fifth oblong hole in the fifth oblong hole, and moves along with the planar movement of the second transmission rod. 8. The installation method of curtain wall framework and structural beams according to claim 1, characterized in that: the distance between the axes of the first fixed structure and the third fixed structure is the same as the axis between two structural beams on adjacent floors The vertical distance between them is equal. 9. The installation method of the curtain wall skeleton and the structural beam according to claim 1, characterized in that: the waist of the structural beam is welded with a supporting corbel, and the supporting corbel is of the same height as the structural beam.