CN211341356U - Assembling tool type truss laminated slab - Google Patents
Assembling tool type truss laminated slab Download PDFInfo
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- CN211341356U CN211341356U CN201922080557.1U CN201922080557U CN211341356U CN 211341356 U CN211341356 U CN 211341356U CN 201922080557 U CN201922080557 U CN 201922080557U CN 211341356 U CN211341356 U CN 211341356U
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Abstract
The assembly tool type truss composite slab comprises an assembly tool type truss, a shear steel bar support and a truss supporting beam, wherein the shear steel bar support is arranged on the assembly tool type truss; wherein, the shear steel bar support is in a pyramid shape. The truss supporting beam in the assembling tool type truss is of a tool type assembling structure, and a round hole is formed in the connecting position of the truss supporting beam and the shear steel bar support; the truss supporting beams are arranged in sections and connected in a socket mode.
Description
Technical Field
The invention belongs to the technical field of buildings, and particularly relates to an assembly tool type truss composite slab.
Background
The traditional composite slab member frequently used in the building field can reduce wet operation steps and construction templates in the construction process and improve the construction efficiency. The traditional laminated slab has the defects of low overall rigidity, poor bending resistance, easiness in cracking, large using amount of reinforcing steel bars and more slab bottom supports. The traditional steel bar truss laminated plate structure generates large deflection deformation in the hoisting process, and even causes cracking of a base plate. In the construction process of the laminated layer, a large number of supports are required to be arranged at the bottom of the laminated slab to improve the integral vertical bearing capacity of the laminated slab, reduce the deflection of the base plate and avoid the cracking of the base plate. Therefore, the traditional composite slab requires a large amount of manpower and material resources in the construction process, and the comprehensive construction cost is high.
The existing traditional steel bar truss laminated slab consists of a steel bar truss and a steel bar concrete bottom plate which are manufactured in advance, and when the steel bar concrete bottom plate is poured, a lower chord of the steel bar truss consisting of an upper chord, a web member and a lower chord is embedded to form an integral stressed laminated slab member. The steel bar truss in the superimposed sheet plays the effect of providing vertical rigidity when pouring superimposed sheet cast in situ concrete, can improve the work progress superimposed sheet bearing capacity. The web member is connected with the upper chord member and the lower chord member to form a space stable structure and improve the shearing resistance of the new and old concrete joint surface. After concrete pouring is finished, the steel bar trusses are completely embedded into the concrete, so that floor slab steel bar configuration transition redundancy is caused, steel bar waste is formed, and the comprehensive manufacturing cost of the laminated slab member is increased.
Disclosure of Invention
The invention aims to provide an assembly tool type truss composite slab and a construction method thereof, which can solve the defects of the prior art.
The invention provides an assembly tool type truss, wherein a shear steel bar support is composed of a first bent steel bar, a second bent steel bar, a first flat bar, a second flat bar and a connecting steel bar, the shear steel bar support is in a pyramid shape, and the shear steel bar support is mainly used for connecting laminated plate concrete and an assembly tool type truss supporting beam to form a truss structure integrally during on-site laminated layer construction, so that the laminated plate has the capacity of bearing construction load and self weight of the structure in the concrete pouring process, and provides rigidity guarantee when the overall strength does not meet the design requirement.
The first bent reinforcing steel bar starting end extends outwards to form a first flat rib, and the second bent reinforcing steel bar starting end extends outwards to form a second flat rib.
The tail end of the first bent reinforcing steel bar is converged with the tail end of the second bent reinforcing steel bar and is arc-shaped.
The first flat bar and the first bent bar are obtuse angles; the second flat bar and the second bent bar are obtuse angles.
The first flat rib, the first bent reinforcing steel bar, the second bent reinforcing steel bar and the second flat rib are integrally formed. Two integrated into one piece reinforcing bar symmetrical arrangement, the combination is used, has the splice bar between the two, guarantees shear steel bar support's stability.
The invention provides an assembly tool type truss, wherein a truss supporting beam is of a tool type assembly structure, the truss supporting beam is a rectangular steel pipe, and a round hole is formed in the connecting position of the truss supporting beam and a shear steel bar support; the truss supporting beams are arranged in sections and connected in a socket mode.
Truss brace summer is the rectangle steel pipe, and one end sets up the socket joint end, and the socket joint end size slightly is less than the rectangle steel pipe internal diameter, and the socket joint end tip sets up domaticly, makes things convenient for the socket joint between the truss brace summer, welds the otic placode in truss brace summer other end outside, guarantees the reliable connection between the truss brace summer through the mode of striking the otic placode.
The invention provides an assembling tool type truss composite slab, which comprises the shear steel bar support, a truss support beam, a T-shaped connecting part and a bottom plate. There is the bottom plate shear steel bar support bottom, sets up on the bottom plate and moves about freely and quickly the end muscle, and long edge direction end muscle is prestressing tendons, and the minor face direction is non-prestressing tendons, shear steel bar support with move about freely and quickly end muscle ligature connection.
The whole first flat bar and the whole second flat bar of the shear steel bar support and the parts of the first bent steel bar and the second bent steel bar are embedded into the bottom plate to form a certain anchoring length, and the bottom plate and the shear steel bar support form a whole after being processed.
The shear steel bar support is connected with the upper truss supporting beam through a T-shaped connecting part.
Preferably, the T-shaped connecting portion further comprises a horizontal rod, and a vertical rod is vertically arranged in the middle section of the horizontal rod.
The two sides of the horizontal rod are provided with the bulges, so that the relative sliding between the shear steel bar support and the T-shaped connecting part is limited conveniently.
The upper half part of the vertical upright rod is provided with a pin hole.
The pin holes are internally provided with pin plates, and the top surfaces of the pin plates are slope surfaces.
The invention has the advantages that: the composite slab can be processed in a production line in a streamlined manner, the bending strength of the composite slab member is improved, the rigidity is high, and excessive deflection deformation is not easy to generate; the steel bar truss is less in consumption, so that a large amount of steel is saved; the construction on site does not need to set up a bottom support frame body, and the construction is convenient; the truss supporting beam can be disassembled after concrete pouring is completed, and can be recycled. The characteristics can reduce the processing and construction cost of the laminated slab, and contribute to promoting the rapid and efficient development of the assembly type industry.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic structural diagram of the present invention.
Figure 2 is a north elevation view of the present invention.
Fig. 3 is an enlarged view of a node of the present invention.
Fig. 4 is a partial schematic view of a truss support beam of the present invention.
Fig. 5 is a schematic structural view of the shear reinforcement bracket according to the present invention.
FIG. 6 is a schematic view of the T-shaped connection of the present invention.
In the drawings
1 is a bottom plate
2 is a shear steel bar support
3 is a truss support beam
4 is a T-shaped connecting part
5 is a prestressed tendon
And 6 is a pin plate.
21 is a second bending rib
22 is a first bending rib
23 is a connecting rib
24 is a second flat rib
And 25 is a first flat rib.
31 is a spigot-and-socket end
And 32 is an ear plate.
41 is a horizontal rod
42 is a projection
43 is a vertical upright
And 44 is a pin hole.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Please refer to fig. 1 to 6. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Example 1
The invention provides an assembly tool type truss, wherein a shear steel bar support 2 consists of a first bent steel bar 22, a second bent steel bar 21, a first flat bar 25, a second flat bar 24 and a connecting steel bar 23, and the shear steel bar support is in a pyramid shape and is mainly used for connecting laminated plate concrete and an assembly tool type truss supporting beam to form a truss structure integrally during on-site laminated layer construction, so that the laminated plate has the capacity of bearing construction load and structure dead weight in the concrete pouring process, and the rigidity is ensured when the overall strength does not meet the design requirement.
The first bent reinforcing steel bar starting end extends outwards to form a first flat rib, and the second bent reinforcing steel bar starting end extends outwards to form a second flat rib.
The tail end of the first bent reinforcing steel bar is converged with the tail end of the second bent reinforcing steel bar and is arc-shaped.
The first flat bar and the first bent bar are obtuse angles; the second flat bar and the second bent bar are obtuse angles.
The first flat rib, the first bent reinforcing steel bar, the second bent reinforcing steel bar and the second flat rib are integrally formed. Two integrated into one piece reinforcing bar symmetrical arrangement, the combination is used, has the splice bar between the two, guarantees shear steel bar support's stability.
The invention provides an assembly tool type truss, wherein a truss supporting beam 3 is of a tool type assembly structure, the truss supporting beam is a rectangular steel pipe, and a round hole is formed in the connecting position of the truss supporting beam and a shear steel bar support; the truss supporting beams are arranged in sections and connected in a socket mode.
Truss supporting beam is the rectangle steel pipe, and one end sets up socket joint end 31, and the socket joint end size slightly is less than the rectangle steel pipe internal diameter, and the socket joint end tip sets up domaticly, makes things convenient for the socket joint between the truss supporting beam, welds otic placode 32 in truss supporting beam other end outside, guarantees the reliable connection between the truss supporting beam through the mode of strikeing the otic placode.
The invention provides an assembling tool type truss composite slab, which comprises the shear steel bar support, a truss support beam, a T-shaped connecting part and a bottom plate. There is bottom plate 1 shear steel bar support bottom, sets up on the bottom plate and moves about freely and quickly the end muscle, and long edge direction end muscle is prestressing tendons, and the minor face direction is non-prestressing tendons, shear steel bar support with move about freely and quickly end muscle ligature connection.
The whole first flat bar and the whole second flat bar of the shear steel bar support and the parts of the first bent steel bar and the second bent steel bar are embedded into the bottom plate to form a certain anchoring length, and the bottom plate and the shear steel bar support form a whole after being processed.
The shear steel bar support is connected with the upper truss support beam through a T-shaped connecting part 4.
Preferably, the T-shaped connecting portion further comprises a horizontal rod 41, and a vertical upright rod 43 is vertically arranged in the middle section of the horizontal rod.
The two sides of the horizontal rod are provided with the bulges 42, so that the relative sliding between the shear steel bar support and the T-shaped connecting part is limited conveniently.
The upper half part of the vertical upright rod is provided with a pin hole.
The pin holes are internally provided with pin plates 6, and the top surfaces of the pin plates are slope surfaces.
Example 2
The difference with embodiment 1 mainly lies in, truss supporting beam's structure is circular steel pipe, and there is the bottom plate shear steel bar support bottom related, sets up end muscle with great ease on the bottom plate, and long edge direction end muscle is non-prestressed muscle, and the minor face direction is non-prestressed muscle, shear steel bar support with great ease end muscle ligature connection.
The structure of the truss is not limited to a rectangular steel pipe, a round steel pipe can be adopted, the material is not limited, and I-shaped steel and channel steel can also be adopted; the structure of the connecting piece is not limited to the use of pins and screw threads.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (3)
1. The assembling tool type truss composite slab is characterized by comprising an assembling tool type truss, a shear steel bar support and a truss supporting beam, wherein the shear steel bar support is arranged on the assembling tool type truss;
the shear steel bar support is composed of a first bent steel bar, a second bent steel bar, a first flat bar, a second flat bar and a connecting steel bar, and the shear steel bar support is in a pyramid shape;
a first flat rib extends outwards from the starting end of the first bent steel bar, and a second flat rib extends outwards from the starting end of the second bent steel bar;
the tail end of the first bent reinforcing steel bar is converged with the tail end of the second bent reinforcing steel bar and is arc-shaped;
the first flat bar and the first bent bar are obtuse angles; the second flat bar and the second bent bar are obtuse angles;
the first flat bar, the first bent steel bar, the second bent steel bar and the second flat bar are integrally formed;
two integrated into one piece reinforcing bar symmetrical arrangement, the combination is used, has the splice bar between the two, guarantees shear steel bar support's stability.
2. The assembly tool type truss composite slab as claimed in claim 1, wherein the truss support beam in the assembly tool type truss is a tool type assembly structure, and a circular hole is formed at the connecting position of the truss support beam and the shear steel bar support; the truss support beams are arranged in sections and connected in a socket mode;
truss brace summer, one end sets up the socket joint end, and the socket joint end size slightly is less than the steel pipe internal diameter, and socket joint end tip sets up domaticly, makes things convenient for the socket joint between the truss brace summer, welds the otic placode in truss brace summer other end outside.
3. The assembly tool truss composite panel of claim 1, wherein the assembly tool truss composite panel comprises the shear-reinforcement bracket, the truss support beam, the T-shaped connecting portion, and the bottom plate;
the bottom of the shear steel bar support is provided with a bottom plate, the bottom plate is provided with longitudinal and transverse bottom ribs, the bottom rib in the long side direction is a prestressed rib, the bottom rib in the short side direction is a non-prestressed rib, and the shear steel bar support is bound and connected with the longitudinal and transverse bottom ribs;
the whole first flat bar and the whole second flat bar of the shear steel bar support and the parts of the first bent steel bar and the second bent steel bar are embedded into the bottom plate to form anchoring length, and the bottom plate and the shear steel bar support form a whole after being processed;
the shear steel bar support is connected with the upper truss support beam through a T-shaped connecting part;
the T-shaped connecting part also comprises a horizontal rod, and a vertical upright rod is vertically arranged at the middle section of the horizontal rod;
the two sides of the horizontal rod are provided with the bulges, so that the relative sliding between the shear steel bar support and the T-shaped connecting part is limited conveniently;
the upper half part of the vertical upright rod is provided with a pin hole;
the pin holes are internally provided with pin plates, and the top surfaces of the pin plates are slope surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922080557.1U CN211341356U (en) | 2019-11-27 | 2019-11-27 | Assembling tool type truss laminated slab |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922080557.1U CN211341356U (en) | 2019-11-27 | 2019-11-27 | Assembling tool type truss laminated slab |
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| CN211341356U true CN211341356U (en) | 2020-08-25 |
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| CN201922080557.1U Active CN211341356U (en) | 2019-11-27 | 2019-11-27 | Assembling tool type truss laminated slab |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648512A (en) * | 2019-11-27 | 2020-09-11 | 山东德建集团有限公司 | Assembling tool type truss composite slab and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648512A (en) * | 2019-11-27 | 2020-09-11 | 山东德建集团有限公司 | Assembling tool type truss composite slab and construction method thereof |
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Address after: 253000 Dejian building, East Sanba Road, Dezhou Economic Development Zone, Shandong Province Patentee after: Shandong Expressway Dejian Group Co.,Ltd. Address before: 253000 Dejian building, East Sanba Road, Dezhou Economic Development Zone, Shandong Province Patentee before: SHANDONG DEJIAN GROUP Co.,Ltd. |
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