CN217998604U - Steel truss fireproof composite precast slab - Google Patents
Steel truss fireproof composite precast slab Download PDFInfo
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- CN217998604U CN217998604U CN202222484413.4U CN202222484413U CN217998604U CN 217998604 U CN217998604 U CN 217998604U CN 202222484413 U CN202222484413 U CN 202222484413U CN 217998604 U CN217998604 U CN 217998604U
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- steelframe
- spliced pole
- filling
- filling block
- steel truss
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Abstract
The utility model relates to a prefabricated plate technical field just discloses compound prefabricated plate of steel truss fire prevention, including supporting the steelframe, the inside fixed mounting who supports the steelframe has the spliced pole, and the spliced pole has the elasticity characteristic, the inside of supporting the steelframe is provided with multiunit buffer unit, buffer unit includes the movable rod, and spliced pole and buffer unit will support the inside of steelframe and equally separate and be a plurality of packing chambeies, the inside packing that packs the chamber has the filling block, and the filling block is wooden plate. The utility model discloses in, when the filling block is heated the volume grow, the spring action of spring and spliced pole makes filling intracavity space grow, makes on the filling block can not use the support steelframe by the power of thermal expansion, and when the filling block is cooled the volume and becomes little, the spring action of spring and spliced pole makes filling intracavity space diminish to improve the stability of supporting the steelframe, avoid the prefabricated plate to take place deformation, reached the effect that improves prefabricated plate structural stability.
Description
Technical Field
The utility model relates to a prefabricated plate technical field especially relates to steel truss fire prevention composite prefabricated plate.
Background
The plate making is the floor slab used in the early construction, and is the module or plate used in the engineering. The precast concrete is produced and processed in a precast yard, and the precast concrete is directly transported to a construction site for installation, so the precast concrete is called a precast slab.
Through retrieval application number 202220456081.6, a heavy prefabricated plate of a structural composite wood or bamboo is disclosed, and comprises n layers of unit laminated plates which are arranged in a stacked mode, wherein n is an odd number, the adjacent unit laminated plates are nailed through nails or are glued and pressed through adhesives, the unit laminated plates are made of recombined wood or recombined bamboo, and the main strength directions of the adjacent unit laminated plates are perpendicular to each other. The utility model discloses a heavy prefabricated plate of compound wood of structure or bamboo timber adopts the quadrature structure, and its breadth is big, and the group blank is easy, stable in structure, superior performance, and the material of unit plywood is recombined timber or recombined bamboo timber, and the raw materials derives from path level timber or bamboo wood processing remainder, and is few to the raw materials restriction, has widened raw materials source scope and has improved bamboo wood resource utilization.
According to the use occasion of difference, the prefabricated plate is made by different materials, and compound prefabricated plate comprises multiple material, and when using timber as the basic unit in the compound prefabricated plate, timber receives the environmental impact great, appears expend with heat and contract with cold easily the condition, and timber can lead to whole prefabricated plate structure to take place deformation when appearing the volume change as the basic unit, influences the normal use of prefabricated plate.
To this end, we propose steel truss fire-resistant composite precast slabs.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve above-mentioned timber and as the unstable technical problem of precast slab structure of basic unit, provide the compound precast slab of steel truss fire prevention.
In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, the compound prefabricated plate of steel truss fire prevention, including supporting the steelframe, the inside fixed mounting who supports the steelframe has the spliced pole, and the spliced pole has the elasticity characteristic, the inside of supporting the steelframe is provided with multiunit buffering subassembly, buffering subassembly includes the movable rod, and spliced pole and buffering subassembly will support the inside of steelframe and equally separate and be a plurality of packing chambeies, the inside packing in packing chamber has the filling block, and the filling block is wooden plate.
As preferred, the upper and lower both sides face of support steelframe is all fixed to be pasted and is had the filling layer, a side that the support steelframe was kept away from to the filling layer is equipped with fire-retardant layer, and the fixed surface on fire-retardant layer is pasted and have a skin layer, plays floating and fixed action through the filling layer that sets up, makes the filling block fix in the inside in filling the chamber, plays fire-retardant effect fire prevention effect through the fire-retardant layer that sets up, further protects the filling block.
Preferably, the left side and the right side of the inner wall surface of the support steel frame are equidistantly provided with a plurality of groups of side surface grooves, and the left side wall surface and the right side wall surface of the connecting column are also provided with a plurality of groups of side surface grooves.
Preferably, fixed steel columns are fixedly mounted inside the multiple groups of side grooves, and two movable rods are mounted between the two adjacent left and right groups of fixed steel columns in a sliding mode.
Preferably, a spring is fixedly installed between the two movable rods.
Advantageous effects
The utility model provides a steel truss fire prevention composite precast slab. The method has the following beneficial effects:
(1) This compound prefabricated plate of steel truss fire prevention, because the filling block is wooden plate, wooden plate can be heated expend with heat and contract with cold and take place the tiny change of volume in the use, when the filling block is heated the volume grow, the elastic action of spring and spliced pole makes the intracavity space grow of packing, make the filling block be heated the power of inflation and can not use on the support steelframe, when the filling block is cooled the volume and becomes little, the elastic action of spring and spliced pole makes the intracavity space of packing diminish, thereby improve the stability of supporting the steelframe, avoid the prefabricated plate to take place deformation, the effect that improves prefabricated plate structural stability has been reached.
(2) This steel truss fire prevention composite precast slab plays floating and fixed action through the filling layer that sets up, makes the filling block fix in the inside of filling the chamber, plays fire-retardant effect fire prevention effect through the fire-retardant layer that sets up, further carries out the guard action to the filling block.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure inside the supporting steel frame of the present invention;
fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.
Illustration of the drawings:
1. supporting the steel frame; 2. a filling layer; 3. a flame retardant layer; 4. sticking a skin layer; 5. filling the cavity; 6. connecting columns; 7. a lateral groove; 8. fixing the steel column; 9. a buffer assembly; 10. a movable rod; 11. a spring; 12. and filling the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Example (b): the steel truss fireproof composite prefabricated slab comprises a supporting steel frame 1, wherein filling layers 2 are fixedly adhered to the upper side surface and the lower side surface of the supporting steel frame 1, a flame-retardant layer 3 is arranged on one side surface, away from the supporting steel frame 1, of each filling layer 2, and an adhering skin layer 4 is fixedly adhered to the outer surface of each flame-retardant layer 3;
the connecting column 6 is fixedly installed inside the supporting steel frame 1, the connecting column 6 has an elastic characteristic, a plurality of groups of buffer assemblies 9 are arranged inside the supporting steel frame 1, the connecting column 6 and the buffer assemblies 9 divide the inside of the supporting steel frame 1 into a plurality of filling cavities 5 on average, filling blocks 12 are filled inside the filling cavities 5, the filling blocks 12 are wood plates, the filling layers 2 are arranged to perform leveling and fixing functions, so that the filling blocks 12 are fixed inside the filling cavities 5, the flame-retardant layer 3 is arranged to perform a flame-retardant function and a fireproof function, and the filling blocks 12 are further protected;
The utility model discloses a theory of operation:
because the filling block 12 is wooden plate, wooden plate can be heated and expanded and contract with cold and take place the tiny change of volume in the use, when filling block 12 is heated the volume grow, the spring 11 and the elasticity of spliced pole 6 effect make filling 5 inner spaces grow, make filling block 12 be heated the power of inflation can not act on supporting steelframe 1, when filling block 12 is cooled the volume and diminishes, the spring 11 and the elasticity of spliced pole 6 effect make filling 5 inner spaces of chamber diminish, thereby improve the stability of supporting steelframe 1, avoid the prefabricated plate to take place to deform.
Filling layer 2 through setting up plays floating and fixed action, makes the filling block 12 fix in the inside of filling chamber 5, plays fire-retardant effect fire prevention effect through the fire-retardant layer 3 that sets up, further protects filling block 12.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. Steel truss fire prevention composite precast slab, including supporting steelframe (1), its characterized in that: support the inside fixed mounting of steelframe (1) and have spliced pole (6), spliced pole (6) have the elasticity characteristic, the inside of supporting steelframe (1) is provided with multiunit buffering subassembly (9), buffering subassembly (9) are including movable rod (10), and spliced pole (6) and buffering subassembly (9) will support the inside of steelframe (1) and equally separate and be a plurality of packing chambeies (5), the inside packing that fills chamber (5) has filling block (12), and filling block (12) are wooden plate.
2. The steel truss fireproof composite precast slab according to claim 1, wherein: the upper and lower both sides face of support steelframe (1) all fixed paste has filling layer (2), a side that support steelframe (1) was kept away from in filling layer (2) is equipped with fire-retardant layer (3), and the external fixed surface of fire-retardant layer (3) is pasted and is pasted cortex (4).
3. The steel truss fireproof composite precast slab according to claim 1, wherein: the left side and the right side of the inner wall surface of the supporting steel frame (1) are equidistantly provided with a plurality of groups of side surface grooves (7), and the left side wall surface and the right side wall surface of the connecting column (6) are also provided with a plurality of groups of side surface grooves (7).
4. The steel truss fireproof composite precast slab according to claim 3, wherein: the fixed steel columns (8) are fixedly mounted in the side grooves (7), and two movable rods (10) are mounted between the left and right adjacent two groups of fixed steel columns (8) in a sliding mode.
5. The steel truss fireproof composite precast slab according to claim 4, wherein: a spring (11) is fixedly arranged between the two movable rods (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222484413.4U CN217998604U (en) | 2022-09-16 | 2022-09-16 | Steel truss fireproof composite precast slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222484413.4U CN217998604U (en) | 2022-09-16 | 2022-09-16 | Steel truss fireproof composite precast slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217998604U true CN217998604U (en) | 2022-12-09 |
Family
ID=84290510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222484413.4U Active CN217998604U (en) | 2022-09-16 | 2022-09-16 | Steel truss fireproof composite precast slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217998604U (en) |
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2022
- 2022-09-16 CN CN202222484413.4U patent/CN217998604U/en active Active
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