A plug-in core type grid frame and an assembling method thereof

Abstract

The application discloses a plug-in core type grid frame and an assembling method thereof, which comprises an inner layer grid frame, a middle layer grid frame and an outer layer grid frame. The inner layer grid frame comprises vertically and horizontally arranged inner layer columns and three-way aluminum alloy plug-in cores. The middle layer grid frame comprises middle layer columns and four-way aluminum alloy plug-in cores. The inner layer grid frame is oppositely arranged with the outer layer grid frame. The symmetrical two ends of the four-way aluminum alloy plug-in core are connected with the three-way aluminum alloy plug-in cores on the inner layer grid frame and the outer layer grid frame through hollow horizontal rods. The four-way aluminum alloy plug-in core is arranged in the middle layer column and can slide along the middle column axis to automatically level. When the four-way aluminum alloy plug-in core slides to a horizontal position, the four-way aluminum alloy plug-in core is fixed on the middle layer column. Finally, the outer layer column is inserted into the through hole in the center of the three-way aluminum alloy plug-in core on the outer layer grid frame. The grid frame can be assembled in situ, the requirement of the grid frame construction on the site is greatly reduced, and the material of the grid frame can be obviously saved by optimizing the component assembling mode.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of high-rise building grid construction, in particular to a plug-in core type grid frame and a method for assembling the same. BACKGROUND

[0002] The plug-in core type metal grid frame is less used in current various construction projects. The Sichuan Opera Art Center expansion project designs a red metal grid frame to imitate the mortise and tenon lattice components of ancient Chinese-style buildings, and the grid frame is assembled by unit splicing.

[0003] However, the method has the following shortcomings and deficiencies:

[0004] 1. The grid frame assembly unit is mostly assembled outside the construction site, which requires a large site with super-high flatness (often a temporary construction floor is needed). The construction cost is high, and it is difficult to obtain a site with sufficient area in old city areas, prosperous areas and other sections.

[0005] 2. From the perspective of the tensile but not compressive characteristics of metal rods, the metal grid frame is often designed in an upper bearing manner, and the traditional overhead hoisting method cannot be used to hoist the splicing unit into place.

[0006] 3. The unit splicing method will have a large number of splicing joints and fastening bolts on the exterior surface, which affects the visual effect. SUMMARY

[0007] The present application aims to overcome the shortcomings of the prior art and provide a plug-in core type grid frame and a method for assembling the same, which effectively solves the problems of limited site for on-site production of assembly units, difficulty in traditional overhead hoisting due to upper bearing fixation, and improvement of visual quality by eliminating a large number of splicing joints and fastening bolts exposed on the exterior surface.

[0008] To achieve the above technical purposes, the present application realizes the following technical solutions:

[0009] A plug-in core type grid frame, comprising:

[0010] an inner grid frame;

[0011] a middle grid frame;

[0012] an outer grid frame;

[0013] The inner grid frame and the outer grid frame are arranged opposite to each other, the inner grid frame comprises vertically and horizontally arranged inner columns and a three-way aluminum alloy plug-in core, and the inner columns are arranged in the through hole in the center of the three-way aluminum alloy plug-in core.

[0014] The middle layer grid frame comprises middle layer columns and four-way aluminum alloy insert cores, two symmetrical ends of the four-way aluminum alloy insert core are connected with the inner layer grid frame and the outer layer grid frame through hollow cross bars respectively, the four-way aluminum alloy insert core is arranged at the center of the middle layer column, the four-way aluminum alloy insert core can slide along the axis of the middle layer column to automatically level, and the four-way aluminum alloy insert core is fixed on the middle layer column when the four-way aluminum alloy insert core slides to the horizontal position.

[0015] As a further optimization scheme of the insert core type grid frame, the four-way aluminum alloy insert core comprises a first aluminum alloy insert core body and a branch arm, the branch arm is arranged around the first aluminum alloy insert core body to form a four-way aluminum alloy insert core, and the included angle between adjacent branch arms is 90 degrees.

[0016] As a further optimization scheme of the insert core type grid frame, the three-way aluminum alloy insert core comprises a second aluminum alloy insert core body and a branch arm;

[0017] The second aluminum alloy insert core body is open at one end, the branch arm is arranged around the unopened side of the second aluminum alloy insert core body to form a three-way aluminum alloy insert core, and the included angle between adjacent branch arms is 90 degrees.

[0018] As a further optimization scheme of the insert core type grid frame, the gap between the length direction of the cross bar and the three-way aluminum alloy insert core and the four-way aluminum alloy insert core is less than 1.5 mm.

[0019] As a further optimization scheme of the insert core type grid frame, the longitudinal height of the first aluminum alloy insert core body is less than the internal hollow height of the cross bar.

[0020] The insert core type grid frame in any of the above technical schemes comprises the following construction steps:

[0021] S1. Determine the grid structure and size of the grid frame according to the design, and determine that the aluminum alloy insert core can be smoothly inserted into the longitudinal height of the cross bar through a small sample test on site;

[0022] S2. Assemble the inner layer grid frame: first, vertically and horizontally install all inner layer columns in an upper end fixing manner, and then synchronously install the three-way aluminum alloy insert core and the cross bar from one side of the inner layer column to the other side of the inner layer column along the horizontal direction;

[0023] S3. Assemble the middle layer grid frame: fix the middle layer column in the same horizontal advancing direction of the inner layer column, preinstall the cross bar between the three-way aluminum alloy insert core and the four-way aluminum alloy insert core, the four-way aluminum alloy insert core drives the preinstalled cross bar to slide down to the horizontal position along the middle layer column, and when the position of the four-way aluminum alloy insert core is adjusted, the four-way aluminum alloy insert core and the cross bar are fixed on the middle layer column through stainless steel screws.

[0024] S4. Assembling the outer layer grid frame: fixing the three-way aluminum alloy insert core through the cross bar in the same horizontal advancing direction on the outer side of the middle layer column, and then inserting the outer layer column into the through hole in the center of the three-way aluminum alloy insert core in the horizontal direction;

[0025] S5. Fixing the three-way aluminum alloy insert core and the cross bar in step S4 on the middle layer column through stainless steel screws, and integrally assembling and forming.

[0026] In the above construction steps, the upper ends of the inner layer column, the middle layer column and the outer layer column are welded to the upper adjacent interlayer steel frame through steel insert cores.

[0027] In the above construction steps, the four-way aluminum alloy insert core, the cross bar, the three-way aluminum alloy insert core, the inner layer column, the middle layer column and the outer layer column are fluorocarbon sprayed.

[0028] In the above construction steps, in step S3, a gap of 1mm-2mm is reserved between the four-way aluminum alloy insert core and the middle layer column.

[0029] In the above construction steps, the thicknesses of the four-way aluminum alloy insert core, the cross bar, the three-way aluminum alloy insert core, the inner layer column, the middle layer column and the outer layer column are all 3mm.

[0030] As can be seen from the above technical solution, the present application provides a kind of insert core type grid frame and its assembling method, comprising: sequentially arranged from inside to outside inner layer grid frame, middle layer grid frame and outer layer grid frame, inner layer grid frame includes vertically and horizontally arranged inner layer column and three-way aluminum alloy insert core, middle layer grid frame includes middle layer column and four-way aluminum alloy insert core, inner layer grid frame is oppositely arranged with outer layer grid frame, and the two ends of four-way aluminum alloy insert core are respectively connected three-way aluminum alloy insert core on inner layer grid frame and outer layer grid frame through hollow cross bar, and four-way aluminum alloy insert core is arranged in middle layer column and can be automatically leveled along middle column axis, when four-way aluminum alloy insert core is slid to horizontal position, four-way aluminum alloy insert core is fixed on middle layer column, and finally outer layer column is inserted into the through hole in the center of three-way aluminum alloy insert core on outer layer grid frame, which can be assembled in situ to greatly reduce the requirement of grid frame construction on site, and the optimized component assembly mode can obviously save grid frame material, and the formed appearance is better. BRIEF DESCRIPTION OF DRAWINGS

[0031] The drawings described herein are used to provide further understanding of the embodiments of the present application, constitute a part of the present application, and do not constitute a limitation on the embodiments of the present application. In the drawings:

[0032] Figure 1A flowchart of a plug-in core type grid frame assembling method provided by the present application is shown in the figure;

[0033] Figure 2 For Figure 1 The assembling schematic diagram of step S2 in the middle layer;

[0034] Figure 3 For Figure 1 The assembling schematic diagram of step S3 in the middle layer;

[0035] Figure 4 For Figure 1 The assembling schematic diagram of step S4 in the middle layer;

[0036] Figure 5 For Figure 1 The assembling schematic diagram of step S5 in the middle layer;

[0037] Figure 6 The elevation schematic diagram of the middle layer four-way aluminum alloy plug-in core sliding down to drive the horizontal rod into position;

[0038] Figure 7 The middle layer grid frame structure schematic diagram of a plug-in core type grid frame provided by the present application is shown in the figure;

[0039] Figure 8 For Figure 7 The structure schematic diagram of the four-way aluminum alloy plug-in core in the middle layer;

[0040] Figure 9 The outer layer grid frame structure schematic diagram of a plug-in core type grid frame provided by the present application is shown in the figure;

[0041] Figure 10 For Figure 9 The structure schematic diagram of the three-way aluminum alloy plug-in core in the middle layer.

[0042] The marks in the figures and the corresponding names of the parts:

[0043] 1-four-way aluminum alloy plug-in core, 2-horizontal rod, 3-stainless steel screw, 4-middle layer stand column, 5-branch arm, 6-first aluminum alloy plug-in core body, 7-second aluminum alloy plug-in core body, 8-three-way aluminum alloy plug-in core, 9-outer layer stand column, 10-inner layer stand column. DETAILED DESCRIPTION

[0044] The technical solutions of the embodiments of the present application will be described clearly and completely in combination with the figures. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0045] In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0046] In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be replaceably connected, or it can be integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above-mentioned terms in the embodiments of the present application can be understood according to the specific circumstances.

[0047] Embodiment 1

[0048] The present embodiment 1 provides a plug-in core type grid frame, as shown in Figures 5-10 , comprising an inner layer grid frame, a middle layer grid frame and an outer layer grid frame arranged in order from inside to outside, the inner layer grid frame comprises vertically and horizontally arranged inner layer columns 10 and three-way aluminum alloy plug-in cores 8, the middle layer grid frame comprises middle layer columns 4 and four-way aluminum alloy plug-in cores 1, and the outer layer grid frame comprises outer layer columns 9 and three-way aluminum alloy plug-in cores 8.

[0049] As shown in Figure 5 , Figure 9 and Figure 10As shown, the inner layer column 10, the middle layer column 4 and the outer layer column 9 are all aluminum alloy square tubes with a cross section of 60x60x3, the end of the inner layer column 10 is hoisted on the upper adjacent interlayer steel frame, and the inner layer column 10 is arranged in the through hole at the center of the three-way aluminum alloy insert 8, in this embodiment, the three-way aluminum alloy insert 8 includes a second aluminum alloy insert body 7 and a branch arm 5, the second aluminum alloy insert body 7 is open at one end, directly clamped into the inner layer column 10, and then fixed on the inner layer column 10 by the stainless steel screw 3 after the position is determined, the branch arm 5 is arranged around the unopened side of the second aluminum alloy insert body 7, the included angle between adjacent branch arms 5 is 90 degrees, which is used to improve the reliability of the three-way aluminum alloy insert 8, adjacent inner layer columns 10 are connected by the cross bar 2 to complete the installation of the inner layer grid frame, specifically, the cross bar 2 is an aluminum alloy square tube with an internal hollow, the branch arm 5 can be inserted into the cross bar 2, and then the adjacent inner layer columns 10 can be connected by the cross bar 2 to complete the installation of the inner layer grid frame.

[0050] At the same time, as shown in Figures 5-8 , the middle layer column 4 is arranged in the same direction as the inner layer column 10, the four-way aluminum alloy insert 1 includes a first aluminum alloy insert body 6 and a branch arm 5, the branch arm 5 is arranged around the first aluminum alloy insert body 6 to form a four-way aluminum alloy insert, the included angle between adjacent branch arms 5 is 90 degrees, the branch arm 5 at one end of the four-way aluminum alloy insert 1 is pre-assembled with the branch arm 5 of the three-way aluminum alloy insert 8 by the cross bar 2, a through hole matched with the middle layer column 4 is arranged at the center of the first aluminum alloy insert body 6, the four-way aluminum alloy insert is arranged in the middle layer column 4 through the through hole, and the four-way aluminum alloy insert 1 can slide along the axis of the middle layer column 4 to automatically level, when the four-way aluminum alloy insert 1 slides to the horizontal position, the four-way aluminum alloy insert is fixed on the middle layer column 4 by the stainless steel screw 3 to complete the installation of the middle layer grid frame, in this embodiment, in order to ensure that the four-way aluminum alloy insert 1 can be smoothly lowered and positioned, the longitudinal height of the first aluminum alloy insert body 6 is less than the internal hollow height of the cross bar 2, and the specific longitudinal height of the first aluminum alloy insert body 6 can be determined by on-site sample test.

[0051] As shown in Figure 5 , the outer layer column 9 is arranged in the same direction as the middle layer column 4, the three-way aluminum alloy insert 8 is arranged in the outer layer column 9, the three-way aluminum alloy insert 8 is arranged in the horizontal direction of the four-way aluminum alloy insert 1, and then the three-way aluminum alloy insert 8 on the outer layer column 9 is connected with the four-way aluminum alloy insert 1 by the cross bar 2 to complete the installation of the entire grid frame.

[0052] In this embodiment, in order to ensure the molding appearance, the gap between the cross bar 2 and the three-way aluminum alloy insert and the four-way aluminum alloy insert in the length direction is less than 1.5mm, and by reducing the joint gap, the scattered parts are more beautiful after being assembled in place in the air.

[0053] In addition, the present application can be used for grid frames of various materials. When used for materials with elasticity, the gap between the three-way aluminum alloy insert 8 and the four-way aluminum alloy insert 1 and the inner layer column 10, the middle layer column 4 and the outer layer column 9 can be appropriately reduced to ensure the reliability of the connection.

[0054] Embodiment 2

[0055] Embodiment 2 provides a method for assembling the grid frame in embodiment 1, as shown in the figure, including the following construction steps: Figures 1-6

[0056] S1. Determine the grid structure and size of the grid frame according to the design, and determine the vertical height of the aluminum alloy insert that can be smoothly inserted into the horizontal rod 2 through a small sample test on site;

[0057] S2. Assemble the inner layer grid frame: first, vertically and horizontally install all the inner layer columns 10 in the upper end fixing mode, and then simultaneously install the three-way aluminum alloy insert 8 and the horizontal rod 2 along the horizontal direction from one side of the inner layer column 10 to the other side of the inner layer column 10;

[0058] S3. Assemble the middle layer grid frame: fix the middle layer column 4 in the same horizontal advancing direction as the inner layer column 10, preinstall the horizontal rod 2 between the three-way aluminum alloy insert 8 and the four-way aluminum alloy insert 1, and slide the preinstalled horizontal rod 2 along the middle layer column 4 to the horizontal position under the driving of the four-way aluminum alloy insert 1, and then fix the four-way aluminum alloy insert 1 and the horizontal rod 2 on the middle layer column 4 through the stainless steel screw 3 when the position of the four-way aluminum alloy insert 1 is adjusted;

[0059] S4. Assemble the outer layer grid frame: fix the outer layer three-way aluminum alloy insert 8 through the horizontal rod 2 in the same horizontal advancing direction outside the middle layer column 4, and then insert the outer layer column 9 into the through hole in the center of the three-way aluminum alloy insert 8 along the horizontal direction;

[0060] S5. Fix the three-way aluminum alloy insert 8 and the horizontal rod 2 in step S4 on the middle layer column 4 through the stainless steel screw, and assemble the whole into a shape.

[0061] In the above construction steps, the upper end of the inner layer column 10, the middle layer column 4 and the outer layer column 9 is welded to the upper adjacent interlayer steel frame through a steel insert, and the unit type assembly is changed to full-scattered piece high-altitude in-situ assembly.

[0062] In the above construction steps, the four-way aluminum alloy insert 1, the horizontal rod 2, the three-way aluminum alloy insert 8, the inner layer column 10, the middle layer column 4 and the outer layer column 9 are fluorocarbon sprayed for rust prevention and to improve the service life of the grid frame.

[0063] ​In the above construction steps, in step S3, a gap of 1mm-2mm is reserved between the four-way aluminum alloy insert core 1 and the middle layer stand column 4, so as to avoid damaging the paint surface on the middle layer stand column 4 during the downward sliding of the four-way aluminum alloy insert core 1.

[0064] In the above construction steps, the thickness of the four-way aluminum alloy insert core 1, the horizontal rod 2, the three-way aluminum alloy insert core 8, the inner layer stand column 10, the middle layer stand column 4 and the outer layer stand column 9 is all 3mm.

[0065] From the above technical solution, it can be seen that the present application improves the unit assembly mode of the existing technology into the high-altitude in-situ scattered assembly mode, effectively solves the problem that the unit cannot be made and assembled on site due to the limitation of the site, and the inner layer stand column 10, the middle layer stand column 4 and the outer layer stand column 9 are all suspended in the installation space by welding with the upper adjacent interlayer steel frame through the steel insert core, which fully utilizes the characteristics of the aluminum alloy material that it is resistant to tension but not to compression.

[0066] The above specific embodiments further explain the purpose, technical solutions and beneficial effects of the present application. It should be understood that the above description is only a specific embodiment of the present application and is not used to limit the protection scope of the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A method of assembling a grid frame of the type comprising a plurality of spigot-type elements, characterized in that, The application relates to a grid frame, which comprises an inner layer grid frame, a middle layer grid frame and an outer layer grid frame, the inner layer grid frame and the outer layer grid frame are oppositely arranged, the inner layer grid frame comprises inner layer vertical columns (10) and three-way aluminum alloy insert cores (8), the inner layer vertical columns (10) are arranged in the through holes in the centers of the three-way aluminum alloy insert cores (8); the middle layer grid frame comprises middle layer vertical columns (4) and four-way aluminum alloy insert cores (1), the four-way aluminum alloy insert cores (1) are connected with the inner layer grid frame and the outer layer grid frame through hollow horizontal rods (2) at the symmetrical two ends of the four-way aluminum alloy insert cores (1), the four-way aluminum alloy insert cores (1) are arranged in the middle layer vertical columns (4) in the centers of the four-way aluminum alloy insert cores (1), the four-way aluminum alloy insert cores (1) can slide along the axes of the middle layer vertical columns (4) to automatically level, when the four-way aluminum alloy insert cores (1) slide to the horizontal position, the four-way aluminum alloy insert cores (1) are fixed on the middle layer vertical columns (4), and the construction steps are as follows: S1. The grid structure and size of the grid frame are determined according to the design, and a small sample test is conducted on the site to determine that the aluminum alloy insert core can be smoothly inserted into the longitudinal height of the horizontal rod (2); S2. The inner layer grid frame is assembled, all the inner layer vertical columns (10) are vertically and horizontally arranged in the upper end fixing mode, and then the three-way aluminum alloy insert cores (8) and the horizontal rods (2) are synchronously arranged along the horizontal direction from one side of the inner layer vertical column (10) to the other side of the inner layer vertical column (10); S3. The middle layer grid frame is assembled, the middle layer vertical columns (4) are fixed in the same horizontal advancing direction of the inner layer vertical columns (10), the horizontal rods (2) between the three-way aluminum alloy insert cores (8) and the four-way aluminum alloy insert cores (1) are preassembled, the four-way aluminum alloy insert cores (1) drive the preassembled horizontal rods (2) to slide along the middle layer vertical columns (4) to the horizontal position, and when the positions of the four-way aluminum alloy insert cores (1) are adjusted, the four-way aluminum alloy insert cores (1) and the horizontal rods (2) are fixed on the middle layer vertical columns (4) through stainless steel screws (3); S4. The outer layer grid frame is assembled, the three-way aluminum alloy insert cores (8) are fixed on the outer side of the middle layer vertical columns (4) through the horizontal rods (2) in the same horizontal advancing direction, and then the outer layer vertical columns (9) are inserted into the through holes in the centers of the three-way aluminum alloy insert cores (8) along the horizontal direction; S5. The three-way aluminum alloy insert cores (8) and the horizontal rods (2) in the step S4 are fixed on the middle layer vertical columns (4) through stainless steel screws (3), and the whole is assembled and formed. The upper ends of the inner layer vertical columns (10), the middle layer vertical columns (4) and the outer layer vertical columns (9) are welded to the upper adjacent layer steel frame through steel insert cores.

2. A method of assembling a plug-in core grid frame according to claim 1, wherein, The four-way aluminum alloy insert cores (1), the horizontal rods (2), the three-way aluminum alloy insert cores (8), the inner layer vertical columns (10), the middle layer vertical columns (4) and the outer layer vertical columns (9) are fluorocarbon sprayed.

3. The method of claim 1, wherein, In the step S3, a gap of 1mm-2mm is reserved between the four-way aluminum alloy insert cores (1) and the middle layer vertical columns (4).

4. The method of claim 1, wherein, ​ 5. The method of claim 1, wherein, The thickness of the four-way aluminum alloy insert core (1), the crossbar (2), the three-way aluminum alloy insert core (8), the inner layer stand column (10), the middle layer stand column (4) and the outer layer stand column (9) is 3mm.

6. The method of claim 1, wherein, The four-way aluminum alloy insert core (1) comprises a first aluminum alloy insert core body (6) and a branch arm (5), the branch arm (5) is arranged around the first aluminum alloy insert core body (6) to form a four-way aluminum alloy insert core, and the included angle between adjacent branch arms (5) is 90 degrees.

7. The method of claim 1, wherein, The three-way aluminum alloy insert core (8) comprises a second aluminum alloy insert core body (7) and a branch arm (5); The second aluminum alloy insert core body (7) is open at one end, and the branch arm (5) is arranged around the unopened side of the second aluminum alloy insert core body (7) to form a three-way aluminum alloy insert core, and the included angle between adjacent branch arms (5) is 90 degrees.

8. The method of claim 1, wherein, The gap between the crossbar (2) and the three-way aluminum alloy insert core (8) and the four-way aluminum alloy insert core (1) in the length direction is less than 1.5mm.

9. The method of claim 6, wherein, The longitudinal height of the first aluminum alloy insert core body (6) is less than the internal hollow height of the crossbar (2).

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