Cast-in-situ reinforced concrete or prestressed reinforced concrete hollow slab
A technology for prestressed steel bars and concrete hollow slabs, which can be applied to floor slabs, building materials, building components, etc., can solve the problems of low production efficiency, high cost, and inconvenience in assembly line production.
Inactive Publication Date: 2008-11-12
邱则有
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AI-Extracted Technical Summary
Problems solved by technology
However, this kind of building components is inconvenient to manufacture, the production efficie...
Abstract
The invention discloses a field casting reinforced concrete or prestressed reinforced concrete hollow slab which comprises a reinforced concrete, a hollow matrix (1) which is enwrapped and contained in the filed casting reinforced concrete; the hollow matrix (1) is formed by the enclosing of external walls (2), the interior of which is a cavity (3). The field casting reinforced concrete or prestressed reinforced concrete hollow slab is characterized in that precast sidings (4) and slurry green bodies (5) are superposed, soft and hard, and then cemented and hardened to obtain the external wall (2) of the upper part or the lower part of the hollow matrix (1); the precast sidings (4) and the slurry green bodies (5) are superposed, hard inside and soft outside, and then cemented and hardened; the upper part or the lower part of the external wall (2) is provided with a reinforcer (6), thereby being applicable to the filed casting reinforced concrete or the prestressed reinforced concrete hollow slabs, floors, roofs, walls, foundation base plates and bridges and particularly applicable to hollow girderless floors.
Application Domain
Construction materialFloors
Technology Topic
RebarReinforced concrete +6
Image
Examples
- Experimental program(1)
Example Embodiment
[0071] The present invention will be further described below in conjunction with the drawings and embodiments.
[0072] As shown in the drawings, the present invention includes reinforced concrete and a hollow carcass 1. The hollow carcass 1 is wrapped in cast-in-situ reinforced concrete. The hollow carcass 1 is enclosed by an outer wall 2 and is formed by a cavity 3 inside. Its characteristics It lies in that the upper or lower outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation, and the prefabricated board wall 4 and the slurry embryo body 5 are internal hard and external soft superimposed cemented hard and solid. The upper or lower outer wall 2 has reinforcements 6. In the drawings, 1 is a hollow carcass, 2 is an outer wall, 3 is a cavity, 4 is a prefabricated wall, and 5 is a slurry blank. In the following drawings, the same numbers have the same descriptions. Such as figure 1 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cemented hard and solid Become. Such as Figure 16 As shown, the lower outer wall 2 of the hollow carcass 1 is a prefabricated board wall 4 and a slurry embryo body 5 that are soft and hard laminated and cemented hard.
[0073] The present invention is also characterized in that there is a reinforcement 6 in the laminated layer of the slurry embryo body 5. Such as figure 2 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. There is a reinforcement 6 in the laminated layer of the slurry embryo body 5, and the reinforcement 6 shown in the figure is a fiber mesh cloth.
[0074] The present invention is also characterized in that the hollow carcass 1 is a polyhedron. Such as image 3 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The hollow carcass 1 is a prism-shaped polyhedron.
[0075] The present invention is also characterized in that the hollow carcass 1 is a hexahedron. Such as Figure 4 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The outer wall 2 of one side of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The hollow carcass 1 is a hexahedron.
[0076] The present invention is also characterized in that the outer walls 2 of at least one side of the hexahedral hollow carcass 1 opposite to each other are made of prefabricated board walls 4 and the slurry embryo body 5 by soft and hard superimposed cementation. As shown in Figure 5, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The hollow carcass 1 has side outer walls 2 for the prefabricated board wall 4 and the slurry embryo body 5 to be soft and hard superimposed and cemented. The outer side walls 2 of the hexahedral hollow carcass 1 opposite to each other are all made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementing.
[0077] The present invention is also characterized in that the hollow carcass 1 is provided with supporting feet 7, or reinforcements 6 are arranged in the supporting feet 7, or the reinforcement 6 extends into the outer wall 2 for anchoring. As shown in Figure 6, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid. Therefore, the hollow carcass 1 is provided with supporting legs 7, and reinforcements 6 are also provided in the supporting legs 7, and the reinforcements 6 extend into the outer wall 2 for anchoring.
[0078] The present invention is also characterized in that the supporting foot 7 is a fixed foot. Such as Figure 7 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. Support feet 7 are arranged under the lower bottom outer wall 2 of the hollow carcass, and the support feet 7 are fixed feet integrally formed with the outer wall 2.
[0079] The present invention is also characterized in that the supporting foot 7 is a movable foot. Such as Figure 8 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. Support feet 7 are provided under the lower bottom outer wall 2 of the hollow carcass, and the support feet 7 are detachable movable feet.
[0080] The present invention is also characterized in that the supporting foot 7 is a split foot. Such as Picture 9 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. Support feet 7 are provided under the lower bottom outer wall 3 of the hollow carcass, and the support feet 7 are separate feet that can be separated from the outer wall 3.
[0081] The present invention is also characterized in that the supporting feet 7 are hard mortar feet, concrete feet or plastic feet. Such as Picture 10 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. Support feet 7 are arranged under the lower bottom outer wall 3 of the hollow carcass, and the support feet 7 are plastic feet.
[0082] The present invention is also characterized in that a fixed or separate anti-floating member 8 is provided on the hollow carcass 1 or/and the supporting feet 7. As shown in Figure 11, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid. As a result, a support foot 7 is arranged under the lower bottom outer wall 2 of the hollow carcass, and a fixed anti-floating member 8 is provided on the side outer wall 2 of the hollow carcass 1. The anti-floating tensile member 8 shown in the figure is an iron wire.
[0083] The present invention is also characterized in that the side outer wall 2 of the hollow carcass 1 is provided with a cantilever rib spacing width limiting member 9. As shown in Figure 12, the hollow carcass 1 is enclosed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid. The hollow carcass 1 is provided with a cantilever rib spacing width limiting member 9 on the adjacent side outer wall 2 thereof.
[0084] The present invention is also characterized in that the outer wall 2 of the hollow carcass 1 is provided with reinforcing strips 10 or blocks 11. Such as Figure 13 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid As a result, the upper outer wall 2 of the hollow carcass 1 is provided with a reinforcing bar 10.
[0085] The present invention is also characterized in that a reinforcement 6 is provided in the outer wall 2, and the reinforcement 6 is steel bar, steel wire, steel mesh, steel wire mesh, thin metal strip, organic thin strip, fiber tape, fiber wire, fiber mesh , At least one of fiber mesh cloth and short fiber. Such as Figure 14 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid As a result, the outer wall 2 of the hollow carcass 1 is provided with a reinforced spacer 11, and the outer wall 2 is provided with a reinforcement 6. The reinforcement 6 shown in the figure is a steel wire mesh or a glass fiber mesh cloth.
[0086] The present invention is also characterized in that the reinforcements 6 in the outer wall 2 are connected to each other. Such as Figure 15 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid The outer wall 2 of the hollow carcass 1 is provided with a reinforced spacer 11, and the outer wall 2 is provided with a reinforcement 6. The reinforcements 6 in the outer wall 2 are connected to each other. The reinforcement 6 shown in the figure is thin metal Bands.
[0087] The present invention is also characterized in that the reinforcement 6 is exposed outside the hollow carcass 1. Such as Figure 16 As shown, the hollow carcass 1 is enclosed and formed by an outer wall 2 with a cavity 3 inside. The lower bottom outer wall 2 of the hollow carcass 1 is made of a prefabricated board wall 4 and a slurry embryo body 5 by soft and hard superimposed cementation. A reinforcement 6 is provided in the outer wall 2 of the upper plate, and the reinforcement 6 is exposed outside the hollow carcass 1, and the reinforcement 6 shown in the figure is a steel mesh.
[0088] The present invention is also characterized in that the hollow carcass 1 is further provided with at least one of an arc corner 12, a chamfer 13, a female corner 14, a groove 15, a pit 16, and a hole 17. Such as Figure 17 As shown, the hollow carcass 1 is formed by enclosing the outer wall 2 with a cavity 3 inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board walls 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The hollow carcass 1 is also provided with arc corners 12, pits 16 and holes 17 at the same time.
[0089] The present invention is also characterized in that at least one surface of the outer wall 2 of the hollow carcass 1 is provided with a cross-shaped, cross-shaped, or P-shaped groove 15. Such as Figure 18 As shown, the hollow carcass 1 is formed by enclosing the outer wall 2, and the cavity 3 is inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementing. The carcass 1 is also provided with a chamfer 13, a female corner 14 and a groove 15 at the same time. The groove 15 provided on the outer wall 2 of the upper plate of the hollow carcass 1 is a cross-shaped groove.
[0090] The present invention is also characterized in that a prefabricated reinforcement 18 is provided in the cavity 3. Such as Figure 19 As shown, the hollow carcass 1 is formed by enclosing the outer wall 2, and the cavity 3 is inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementing. The side outer wall 2 of the carcass 1 is also provided with a vertical groove 15, and a prefabricated reinforcement 18 is provided in the cavity 3.
[0091] The present invention is also characterized in that the prefabricated reinforcement 18 is a hollow rod, and the two ports of the hollow rod communicate with the outside of the outer wall 2 to form a communicating hole 17. Such as Figure 19 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The lower outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementing. The side outer wall 2 of the carcass 1 is also provided with a vertical groove 15, and the cavity 3 is provided with a prefabricated reinforcing member 18, the prefabricated reinforcing member 18 is a hollow rod, and the two ports of the hollow rod are The outer wall 2 communicates with the outside to form a communicating hole 17.
[0092] The present invention is also characterized in that the groove 15 provided on the hollow carcass 1 is connected to the communicating hole 17 of the hollow rod 18. Such as Picture 20 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The lower outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementing. The upper outer wall 2 of the carcass 1 is also provided with a vertical groove 15, and the groove 15 is connected to the communicating hole 17 of the hollow rod 18.
[0093] The present invention is also characterized in that the outer wall 2 is a sidewall of a flat plate, an arc plate, a folded plate, a corrugated plate or a combination thereof. Such as Figure 21 As shown, the hollow carcass 1 is formed by enclosing the outer wall 2 with a cavity 3 inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board walls 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The side outer wall 2 is an arc plate outer wall.
[0094] The present invention is also characterized in that the outer wall 2 of the hollow carcass 1 is provided with at least one movable detachable connecting cover 19, or the reinforcement 6 is exposed on the cover 19. Such as Figure 22 As shown, the hollow carcass 1 is formed by enclosing the outer wall 2 with a cavity 3 inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board walls 4 and the slurry embryo body 5 by soft and hard superimposed cementation. A movable detachable connecting cover 19 is provided on the upper outer wall 2 of the hollow carcass 1.
[0095] The present invention is also characterized in that the connecting cover plate 19 is provided with a connecting piece 20 that is connected to and anastomizes the hollow carcass 1. Such as Figure 23 As shown, the hollow carcass 1 is formed by enclosing the outer wall 2 with a cavity 3 inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board walls 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The connecting cover plate 19 is provided with a connecting piece 20 that is connected and anastomosed with the hollow carcass 1.
[0096] The present invention is also characterized in that a bottom plate 21 is provided under the supporting legs 7 on the bottom surface of the hollow carcass 1. Such as Figure 24 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid As a result, a bottom plate 21 integrally connected with the supporting legs 7 is provided under the supporting legs 7 on the bottom surface.
[0097] The present invention is also characterized in that the hollow carcass 1 is provided with at least one of a junction box 22, a wire tube 23, a wind tube 24 or a water tube 25. Such as Figure 25 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid As a result, the outer wall 2 is a hollow carcass 1 provided with a junction box 22 and a wire tube 23. Such as Figure 26 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid As a result, the outer wall 2 is hollow and the carcass 1 is provided with a wind pipe 24 and a water pipe 25.
[0098] The present invention is also characterized in that the cavity 3 of the hollow carcass 1 is partially or completely filled with a lightweight material 26. Such as Figure 27 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid The cavity 3 of the hollow carcass 1 is partially filled with a lightweight material 26 along the wall. The lightweight material 26 shown in the figure is expanded perlite.
[0099] The present invention is also characterized in that a boss module 27 is provided on the hollow carcass 1. Such as Figure 28 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The hollow carcass 1 is provided with a boss module 27.
[0100] The present invention is also characterized in that the boss module 27 is fixed on the hollow carcass 1 by bonding, welding, riveting, socketing, clamping, and bolting, or the boss module 27 and the hollow carcass 1 are integrally formed Overall. Such as Figure 28 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The boss module 27 is a hollow module fixed on the hollow carcass 1 by riveting connection.
[0101] The present invention is also characterized in that the outer wall 2 of the hollow carcass 1 is provided with a laminated layer of strip-shaped or plate-shaped lightweight materials 26. Such as Figure 29 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The lower bottom 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The upper outer wall 2 of the hollow carcass 1 is provided with a laminated layer of a plate-shaped lightweight material 26. The lightweight material 26 shown in the figure is expanded perlite.
[0102] The present invention is also characterized in that two or more hollow carcasses 1 can be connected to form a unidirectional, bidirectional or multidirectional tire mold assembly. Such as Figure 30 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The two hollow carcasses 1 are joined together to form a unidirectional tire mold assembly, and the two carcasses are connected by a connecting piece 20.
[0103] The present invention is also characterized in that a set of opposite two outer walls 3 of the hollow carcass 1 are parallel. Such as image 3 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The upper outer wall 2 of the hollow carcass 1 has the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid The upper and lower groups of the hollow carcass 1 are parallel to the outer walls 3 on both sides.
[0104] The present invention is also characterized in that the two sets of opposite outer walls 3 of the hollow carcass 1 are parallel to each other. Such as Figure 4 As shown, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The outer wall 2 of one side of the hollow carcass 1 is made of the prefabricated board wall 4 and the slurry embryo body 5 by soft and hard superimposed cementation. The two groups of the hollow carcass 1 are parallel to the two outer walls 3 respectively.
[0105] The present invention is also characterized in that the three sets of opposite outer walls 3 of the hollow carcass 1 are parallel to each other. As shown in Figure 5, the hollow carcass 1 is enclosed and formed by the outer wall 2, and the cavity 3 is inside. The side outer wall 2 of the hollow carcass 1 is the prefabricated board wall 4 and the slurry embryo body 5 soft and hard superimposed cementing hard and solid. The three groups of the hollow carcass 1 are parallel to the two outer walls 3 respectively.
[0106] The present invention is also characterized in that the hollow carcass 1 is provided with a connecting piece 20 protruding. Such as Figure 31 As shown, the hollow carcass 1 is enclosed and formed by an outer wall 2 with a cavity 3 inside. The upper outer wall 2 of the hollow carcass 1 is a prefabricated board wall 4 and a slurry embryo body 5 that are soft and hard superposed and cemented. The hollow carcass 1 is provided with a connecting piece 20 protruding, and the connecting piece 20 shown in the figure is a connecting sleeve.
[0107] In the implementation of the present invention, a hollow carcass 1 with an opening on one side can be made first, and then the prefabricated board wall 4 is suspended or placed on the opening surface with the opening side up, and the prefabricated board wall 4 is blocked with a slurry embryo body 5, After the slurry is hardened and cured to a prescribed age, the hollow carcass for filling the cast-in-place concrete can be obtained.
PUM


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