Detachable steel pipe truss laminated slab structure and construction method thereof

Abstract

The invention discloses a detachable steel pipe truss laminated slab structure and a construction method thereof, and relates to the technical field of constructional engineering. The concrete slab comprises a lower concrete slab, an upper concrete slab is installed above the lower concrete slab, steel pipe trusses are installed on the upper side of the lower concrete slab and the upper side of the upper concrete slab, and a dismounting and mounting assembly is arranged between the lower concrete slab and the upper concrete slab; connecting assemblies are arranged between the two sets of steel pipe trusses and the lower concrete plate and between the two sets of steel pipe trusses and the upper concrete plate, the connecting assemblies are matched with the disassembling and assembling assemblies, and rubber gaskets are arranged between the bottom of the upper concrete plate and the steel pipe trusses on the lower concrete plate. Through the unique dismounting and mounting assembly and the connecting assembly, the upper concrete plate, the lower concrete plate and the steel pipe truss are conveniently and detachably connected, the connecting threaded columns in the connecting assembly are matched with the connecting nuts, and the anchoring steel bars penetrate into the connecting grooves, so that the connecting strength between the steel pipe truss and the upper concrete plate and the connecting strength between the steel pipe truss and the lower concrete plate are enhanced.

Description

Technical Field

[0001] The present invention relates to the technical field of building engineering, and in particular to a detachable steel tube truss composite plate structure and a construction method thereof. Background Art

[0002] Traditional building structures mostly use reinforced concrete or steel structures, which have problems such as long construction period, large material waste, and non-reusability. With the development of building industrialization, prefabricated building structures have gradually become a trend.

[0003] Existing composite slab structures are mostly integral or welded, which are difficult to disassemble and reuse after construction is completed. When the building is renovated or demolished, the amount of construction waste generated and the cost of processing are increased.

[0004] Therefore, we make improvements on this and propose a detachable steel tube truss composite plate structure and a construction method thereof. Summary of the invention

[0005] The purpose of the present invention is to address the fact that existing composite plate structures are mostly integral or welded, which are difficult to disassemble and reuse after construction is completed, and increase the amount of construction waste generated and the cost of processing during building renovation or demolition.

[0006] In order to achieve the above-mentioned object of the invention, the present invention provides the following technical solutions:

[0007] A detachable steel tube truss composite plate structure and a construction method thereof are provided to improve the above problems.

[0008] The specific application is as follows:

[0009] It includes a lower concrete slab, an upper concrete slab is installed above the lower concrete slab, steel pipe trusses are installed on the upper sides of the lower concrete slab and the upper concrete slab, a disassembly assembly is arranged between the lower concrete slab and the upper concrete slab, connecting assemblies are arranged between the two groups of steel pipe trusses and the lower concrete slab and the upper concrete slab, the connecting assemblies cooperate with the disassembly assembly assemblies, and a rubber gasket is arranged between the bottom of the upper concrete slab and the steel pipe truss on the lower concrete slab.

[0010] Through the unique disassembly and assembly components and connection components, convenient detachable connection between the upper concrete slab, the lower concrete slab and the steel tube truss is realized. When the building is renovated or demolished, the structure can be easily disassembled and the components can be recycled in categories, which greatly improves the reuse rate of materials and reduces resource waste. The connection threaded column and the connection nut in the connection component cooperate, and the anchor steel bar goes deep into the connection groove, which enhances the connection strength between the steel tube truss and the upper and lower concrete slabs. At the same time, the steel tube truss composed of triangularly distributed webs has a stable structure and can withstand large loads, ensuring the safety and stability of the entire composite plate structure during use.

[0011] As a preferred embodiment of the detachable steel tube truss composite plate structure and its construction method provided by the present invention, the disassembly and assembly assembly includes a first connecting plate installed on the upper side of the upper concrete plate, and a second mounting plate is installed on the upper side of the lower concrete plate.

[0012] As a preferred embodiment of the detachable steel tube truss composite plate structure and its construction method provided by the present invention, the upper side of the first connecting plate is rotatably matched with a plurality of disassembly and assembly bolts in a linear array, and the upper side of the second mounting plate is equipped with a plurality of disassembly and assembly barrels in a linear array that are threadably matched with the plurality of disassembly and assembly bolts.

[0013] As a preferred embodiment of the detachable steel tube truss composite plate structure and its construction method provided by the present invention, a plurality of mounting columns in a linear array are installed at the bottom of the second mounting plate, and a plurality of mounting grooves in a linear array that cooperate with the plurality of mounting columns are opened on the upper side of the lower concrete plate.

[0014] As a preferred embodiment of the detachable steel tube truss composite plate structure and the construction method thereof provided by the present invention, a plurality of through grooves in a linear array cooperating with the disassembly and assembly barrels are provided on the upper side of the upper concrete plate.

[0015] As a preferred embodiment of the detachable steel tube truss composite plate structure and its construction method provided by the present invention, the connection assembly includes a plurality of connecting threaded columns installed on the circumference of the steel tube truss and respectively cooperating with the lower concrete plate and the upper concrete plate, and the upper sides of the lower concrete plate and the upper concrete plate are provided with a plurality of through holes cooperating with the plurality of connecting threaded columns.

[0016] As a preferred embodiment of the detachable steel tube truss composite plate structure and its construction method provided by the present invention, a groove is provided at the bottom of the through hole, a connecting nut which is threadedly matched with the connecting thread column is provided inside the groove, anchoring steel bars are provided on both sides of the multiple connecting thread columns and installed on the surrounding side of the steel tube truss, and connecting grooves which are matched with the anchoring steel bars are provided on both sides of the multiple through holes.

[0017] As a preferred embodiment of the detachable steel tube truss composite plate structure and the construction method thereof provided by the present invention, connecting rods are installed between the steel tube truss and the first connecting plate and the second mounting plate on the lower concrete plate and the upper concrete plate.

[0018] A construction method of a detachable steel tube truss composite plate structure includes the above-mentioned detachable steel tube truss composite plate structure, and the specific operations are as follows:

[0019] During construction, on the lower concrete plate, insert the mounting column of the second mounting plate into the mounting groove on the lower concrete plate to complete the preliminary positioning and installation of the second mounting plate. Align the through groove on the upper concrete plate with the disassembly and assembly barrel on the second mounting plate, place the first connecting plate on the upper side of the upper concrete plate, turn the disassembly and assembly bolts on the first connecting plate to screw them into the disassembly and assembly barrel threads, and complete the connection between the upper concrete plate and the lower concrete plate through the disassembly and assembly components. At the same time, the connecting rod further stabilizes the connection between the steel tube truss and the first connecting plate and the second mounting plate; rubber gaskets are provided on the contact surface of the steel tube truss concrete plate to reduce friction and damage caused by vibration and other factors;

[0020] Place the steel tube truss on the lower concrete slab, align the connecting threaded columns on the side of the steel tube truss with the through holes on the lower concrete slab, align the anchoring steel bar with the connecting groove, then screw the connecting nut into the connecting threaded column to fix the steel tube truss and the lower concrete slab, lift the upper concrete slab to the installation position, align the through holes on the upper concrete slab with the connecting threaded columns on the steel tube truss, align the connecting groove with the anchoring steel bar, and fix the upper concrete slab and the steel tube truss with the connecting nut again; the connecting threaded column and the connecting nut in the connecting assembly cooperate, and the anchoring steel bar goes deep into the connecting groove, which enhances the connection strength between the steel tube truss and the upper and lower concrete slabs. At the same time, the steel tube truss composed of triangularly distributed web bars has a stable structure and can withstand large loads, ensuring the safety and stability of the entire composite slab structure during use.

[0021] Compared with the prior art, the beneficial effects of the present invention are as follows: through the unique disassembly and assembly components and the connection components, a convenient and detachable connection between the upper concrete slab, the lower concrete slab and the steel tube truss is realized. When the building is renovated or demolished, the structure can be easily disassembled, and the various components can be classified and recycled, which greatly improves the reuse rate of materials and reduces resource waste. The connection threaded column and the connection nut in the connection component cooperate, and the anchor steel bar is deeply inserted into the connection groove, which enhances the connection strength between the steel tube truss and the upper and lower concrete slabs. At the same time, the steel tube truss composed of triangularly distributed webs has a stable structure and can withstand large loads, ensuring the safety and stability of the entire composite plate structure during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1The overall structural schematic diagram of the detachable steel tube truss composite plate structure and its construction method provided in this application;

[0023] Figure 2 A schematic diagram of the connection structure of the lower concrete slab and the upper concrete slab provided for this application;

[0024] Figure 3 Schematic diagram of the connection structure between the steel tube truss and the lower concrete slab provided for this application;

[0025] Figure 4 Schematic diagram of the connection structure between the steel tube truss and the upper concrete slab provided in this application.

[0026] Indicated in the figure:

[0027] 1. Lower concrete slab; 2. Upper concrete slab; 3. Steel pipe truss; 4. Disassembly and assembly components; 401. First connecting plate; 402. Second mounting plate; 403. Disassembly and assembly bolts; 404. Disassembly and assembly screw barrel; 405. Mounting groove; 406. Mounting column; 5. Connection component; 501. Connecting threaded column; 502. Connecting rod; 503. Connecting nut; 504. Anchoring steel bar; 505. Connecting groove; 506. Through hole; 507. Recess; 6. Rubber gasket. DETAILED DESCRIPTION

[0028] To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them.

[0029] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention claimed for protection, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0030] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0031] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0032] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the invention product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0033] In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings.

[0034] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0035] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0036] Example 1

[0037] Please refer to Figure 1-4 A detachable steel tube truss composite plate structure and a construction method thereof, comprising: a lower concrete plate 1, an upper concrete plate 2 is installed above the lower concrete plate 1, steel tube trusses 3 are installed on the upper sides of the lower concrete plate 1 and the upper concrete plate 2, a disassembly assembly 4 is arranged between the lower concrete plate 1 and the upper concrete plate 2, a connection assembly 5 is arranged between the two groups of steel tube trusses 3 and the lower concrete plate 1 and the upper concrete plate 2, the connection assembly 5 cooperates with the disassembly assembly 4, and a rubber gasket 6 is arranged between the bottom of the upper concrete plate 2 and the steel tube trusses 3 on the lower concrete plate 1. The disassembly assembly 4 comprises a first connecting plate 401 installed on the upper side of the upper concrete plate 2, and a second mounting plate 402 is installed on the upper side of the lower concrete plate 1. A plurality of disassembly bolts 403 in a linear array are rotatably matched on the upper side of the first connecting plate 401, and a plurality of disassembly screw barrels 404 in a linear array that are threadably matched with the plurality of disassembly bolts 403 are installed on the upper side of the second mounting plate 402. The bottom of the second mounting plate 402 is provided with a plurality of mounting posts 406 in a linear array, and the upper side of the lower concrete plate 1 is provided with a plurality of mounting slots 405 in a linear array that match the plurality of mounting posts 406. The upper side of the upper concrete plate 2 is provided with a plurality of through slots 407 in a linear array that match the disassembly screw barrel 404.

[0038] Implementation process: On the lower concrete plate 1, the mounting column 406 of the second mounting plate 402 is correspondingly inserted into the mounting groove 405 on the lower concrete plate 1 to complete the preliminary positioning and installation of the second mounting plate 402, the through groove 407 on the upper concrete plate 2 is aligned with the disassembly and assembly barrel 404 on the second mounting plate 402, the first connecting plate 401 is placed on the upper side of the upper concrete plate 2, and the disassembly and assembly bolts 403 on the first connecting plate 401 are rotated to screw with the disassembly and assembly barrel 404 to complete the connection between the upper concrete plate 2 and the lower concrete plate 1 through the disassembly and assembly assembly 4. At the same time, the connecting rod 502 further stabilizes the connection between the steel tube truss 3 and the first connecting plate 401 and the second mounting plate 402; a rubber gasket 6 is provided on the contact surface of the steel tube truss 3 and the concrete plate to reduce friction and damage caused by factors such as vibration.

[0039] Implementation benefits: A convenient detachable connection between the upper concrete slab 2, the lower concrete slab 1 and the steel tube truss 3 is achieved.

[0040] Example 2

[0041] The connection assembly 5 includes a plurality of connection threaded columns 501 installed on the circumference of the steel tube truss 3 and respectively matched with the lower concrete slab 1 and the upper concrete slab 2. The upper sides of the lower concrete slab 1 and the upper concrete slab 2 are provided with a plurality of through holes 506 matched with the plurality of connection threaded columns 501. A groove 507 is provided at the bottom of the through hole 506, and a connection nut 503 threadedly matched with the connection threaded column 501 is provided inside the groove 507. Anchor steel bars 504 are provided on both sides of the plurality of connection threaded columns 501 and installed on the circumference of the steel tube truss 3. A connection groove 505 matched with the anchor steel bars 504 is provided on both sides of the plurality of through holes 506. Connection rods 502 are installed between the steel tube truss 3 on the lower concrete slab 1 and the upper concrete slab 2 and the first connection plate 401 and the second mounting plate 402.

[0042] Implementation process: Place the steel tube truss 3 on the lower concrete slab 1, align the connecting threaded column 501 on the side of the steel tube truss 3 with the through hole 506 on the lower concrete slab 1, and align the anchoring steel bar 504 with the connecting groove 505, then screw the connecting nut 503 into the connecting threaded column 501 to fix the steel tube truss 3 and the lower concrete slab 1, lift the upper concrete slab 2 to the installation position, align the through hole 506 on the upper concrete slab 2 with the connecting threaded column 501 on the steel tube truss 3, and align the connecting groove 505 with the anchoring steel bar 504, and fix the upper concrete slab 2 and the steel tube truss 3 with the connecting nut 503 again; the connecting threaded column 501 in the connecting assembly 5 cooperates with the connecting nut 503, and the anchoring steel bar 504 penetrates into the connecting groove 505, which enhances the connection strength between the steel tube truss 3 and the upper and lower concrete slabs. At the same time, the steel tube truss 3 composed of triangularly distributed web bars has a stable structure and can withstand large loads, ensuring the safety and stability of the entire composite slab structure during use.

[0043] Implementation benefits: The anchoring steel bars 504 penetrate deep into the connection grooves 505, thereby enhancing the connection strength between the steel tube truss 3 and the upper and lower concrete slabs.

[0044] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A detachable steel tube truss composite plate structure, characterized in that: include: A lower concrete slab (1), an upper concrete slab (2) is installed above the lower concrete slab (1), steel tube trusses (3) are installed on the upper sides of the lower concrete slab (1) and the upper concrete slab (2), a disassembly assembly (4) is arranged between the lower concrete slab (1) and the upper concrete slab (2), connecting assemblies (5) are arranged between the two groups of the steel tube trusses (3) and the lower concrete slab (1) and the upper concrete slab (2), the connecting assemblies (5) cooperate with the disassembly assembly (4), and a rubber gasket (6) is arranged between the bottom of the upper concrete slab (2) and the steel tube trusses (3) on the lower concrete slab (1).

2. The detachable steel tube truss composite plate structure according to claim 1, characterized in that: The disassembly assembly (4) comprises a first connection plate (401) mounted on the upper side of the upper concrete plate (2), and a second mounting plate (402) is mounted on the upper side of the lower concrete plate (1).

3. The detachable steel tube truss composite plate structure according to claim 2, characterized in that: The upper side of the first connecting plate (401) is rotatably matched with a plurality of disassembly bolts (403) in a linear array, and the upper side of the second mounting plate (402) is provided with a plurality of disassembly screw barrels (404) in a linear array that are threadably matched with the plurality of disassembly bolts (403).

4. The detachable steel tube truss composite plate structure according to claim 3 is characterized in that: The bottom of the second mounting plate (402) is provided with a plurality of mounting columns (406) in a linear array, and the upper side of the lower concrete plate (1) is provided with a plurality of mounting grooves (405) in a linear array that match the plurality of mounting columns (406).

5. The detachable steel tube truss composite plate structure according to claim 4, characterized in that: The upper side of the upper concrete plate (2) is provided with a plurality of through slots (407) in a linear array that match the disassembly and assembly screw barrels (404).

6. The detachable steel tube truss composite plate structure according to claim 3, characterized in that: The connection assembly (5) comprises a plurality of connection threaded columns (501) mounted on the circumference of the steel tube truss (3) and respectively matched with the lower concrete plate (1) and the upper concrete plate (2); the upper sides of the lower concrete plate (1) and the upper concrete plate (2) are provided with a plurality of through holes (506) matched with the plurality of connection threaded columns (501).

7. The detachable steel tube truss composite plate structure according to claim 6, characterized in that: A groove (507) is provided at the bottom of the through hole (506), and a connecting nut (503) threadedly matched with the connecting threaded column (501) is provided inside the groove (507). Anchor steel bars (504) are provided on both sides of the connecting threaded columns (501) and installed on the circumference of the steel pipe truss (3). Connecting grooves (505) matching with the anchor steel bars (504) are provided on both sides of the through holes (506).

8. The detachable steel tube truss composite plate structure according to claim 6, characterized in that: Connecting rods (502) are installed between the steel pipe trusses (3) on the lower concrete slab (1) and the upper concrete slab (2) and the first connecting plate (401) and the second mounting plate (402).

9. A construction method for a detachable steel tube truss composite plate structure, characterized in that: The detachable steel tube truss composite plate structure according to claim 1 is specifically operated as follows: During construction, on the lower concrete plate (1), the mounting column (406) of the second mounting plate (402) is correspondingly inserted into the mounting groove (405) on the lower concrete plate (1) to complete the preliminary positioning and installation of the second mounting plate (402), the through groove (407) on the upper concrete plate (2) is aligned with the disassembly and assembly barrel (404) on the second mounting plate (402), the first connecting plate (401) is placed on the upper side of the upper concrete plate (2), the disassembly and assembly bolt (403) on the first connecting plate (401) is rotated to screw it into the disassembly and assembly barrel (404), and the upper concrete plate (2) and the lower concrete plate (1) are connected through the disassembly and assembly assembly (4). At the same time, the connecting rod (502) further stabilizes the connection between the steel tube truss (3) and the first connecting plate (401) and the second mounting plate (402); a rubber gasket (6) is provided on the contact surface of the steel tube truss (3) and the concrete plate to reduce friction and damage caused by factors such as vibration; The steel tube truss (3) is placed on the lower concrete slab (1), and the connecting threaded column (501) on the circumferential side of the steel tube truss (3) is aligned with the through hole (506) on the lower concrete slab (1), and the anchoring steel bar (504) is aligned with the connecting groove (505), and then the connecting nut (503) is screwed into the connecting threaded column (501) to fix the steel tube truss (3) and the lower concrete slab (1), and the upper concrete slab (2) is hoisted to the installation position, so that the through hole (506) on the upper concrete slab (2) is aligned with the through hole (506) on the lower concrete slab (1). The hole (506) is aligned with the connecting thread column (501) on the steel tube truss (3), and the connecting groove (505) is aligned with the anchoring steel bar (504), and the upper concrete slab (2) and the steel tube truss (3) are fixed again with the connecting nut (503); the connecting thread column (501) in the connecting assembly (5) cooperates with the connecting nut (503), and the anchoring steel bar (504) penetrates into the connecting groove (505), thereby enhancing the connection strength between the steel tube truss (3) and the upper and lower concrete slabs. At the same time, the steel tube truss (3) composed of triangularly distributed web bars has a stable structure and can withstand a large load, thereby ensuring the safety and stability of the entire composite plate structure during use.

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