CN1609369A - A cavity formwork member - Google Patents

Abstract

A hollow shuttering member is composed of an upper board (1), peripheral side panels (2), and a lower board (3), the upper board (1), peripheral side panels (2), and the lower board (3) enclose a polyhedral hollow shuttering member, at least one of the upper board (1), peripheral side panels (2), and the lower board (3) contains a reinforcement (4), and the hollow shuttering member is characterized in that the hollow shuttering member also comprises at least one rod member (5), the rod member (5) is formed by superposing post-cast rod member wet slurry on the prefabricated upper board (1), peripheral side panels (2), or the lower board (3). Thus, the hollow shuttering member has high strength, high rigidity, and no easy damage, and can participate in the stress and force transmission of the floor after being applied to the cast-in-situ concrete hollow floor; meanwhile, the shuttering members are easier to manufacture; in addition, the hollow floor slab has the characteristics of simple structure, convenient construction, high construction speed and the like, and is suitable for hollow floor slabs, roofs, walls, foundation slabs and hollow bridges of cast-in-place reinforced concrete or prestressed reinforced concrete.

Description

A cavity formwork member

(1) Technical field

The present invention relates to a cavity formwork member.

(2) Background technology

At present, the cast-in-place concrete hollow floor is a widely used floor structure. The lightweight permanent tire molds filled in it include various hollow tubes and boxes, and the boxes are hollow or solid. For example, the patent No. ZL99249798.1, which the applicant applied for on November 29, 1999, is a utility model patent named "fiber-reinforced thin-walled member for reinforced concrete filling", which discloses a thin-walled formwork member, including an upper plate, The surrounding side walls, the lower bottom, the upper plate, the surrounding side walls, and the lower bottom form a polyhedral cavity, and the upper plate, the surrounding side walls, and the lower bottom contain fiber reinforcements. Another example is that the application number applied by the applicant on November 23, 2001 is 01140106.0, the publication number is CN1356442, and the name is called "a kind of cavity structure formwork for cast-in-place reinforced concrete floor slabs" patent application for invention, which includes "upper plate, The surrounding side walls, the lower bottom, the upper plate, the surrounding side walls, and the lower bottom form a polyhedral cavity formwork member, and the upper plate, surrounding side walls, and lower bottom contain reinforcements such as fibers or steel wire mesh. This cavity formwork The components have the characteristics of light weight, high strength, simple structure, and convenient construction and transportation. However, there is no reinforcing structure in this cavity formwork component, so the overall strength and rigidity of the cavity formwork component are poor, and cavity formwork is prone to occur. The damaged phenomenon of the shell member, after being applied to the cast-in-place concrete hollow floor, can not participate in the stress and power transmission of the cast-in-place concrete hollow floor. Therefore, it is urgently needed to develop a new cavity formwork member .

(3) Contents of the invention

The purpose of the present invention is to provide a cavity formwork member, which has the characteristics of high strength, high rigidity, not easy to be damaged, can participate in the force bearing and transmission of the floor, and is easy to manufacture.

The solution of the present invention is based on the prior art, including the upper plate, the surrounding side walls, the lower bottom plate, the upper plate, the surrounding side walls, and the lower bottom plate enclose a polyhedron cavity formwork member, the upper plate, the surrounding side walls, At least one of the lower bottom plates contains reinforcements, and is characterized in that it also includes at least one rod, which is formed by post-casting wet slurry on the prefabricated upper board, surrounding side walls or lower bottom board . In this way, since the cavity formwork member is provided with stiffening rods, the strength of the cavity formwork member is high, the rigidity is large, and the phenomenon of damage to the cavity formwork member is not easy to occur. After being applied to the cast-in-place concrete hollow floor, It can participate in the force bearing and transmission of the floor; at the same time, since the rods are superimposed and fixed on the prefabricated upper plate or surrounding side walls or lower floor by wet slurry, although there are bonding interfaces between them, the formwork components The production is easier, the production efficiency is higher, and the cost is lower; in addition, the cavity formwork member also has the characteristics of simple structure, convenient construction, and fast construction speed, thereby achieving the purpose of the present invention and being suitable for cast-in-place reinforced concrete or Prestressed reinforced concrete hollow floors, roofs, walls, foundation slabs and hollow bridges, especially suitable for hollow beamless floors.

The invention is also characterized in that said rod contains reinforcements therein. In this way, the strength and rigidity of the bar are greatly improved, and its force bearing and force transmission performance is better.

The invention is also characterized in that the reinforcements in the bars are integral with the reinforcements projecting from the joints on the cavity formwork members. In this way, the rod is integrally connected with the wall of the cavity formwork component through the reinforcement, which greatly improves the overall mechanical properties of the cavity formwork component.

The present invention is also characterized in that one end of the rod protrudes out of the cavity formwork member, and the periphery of the rod body is integrally connected with the base layer of the cavity formwork member through wet slurry, or reinforcements are exposed at the end of the rod. In this way, after the formwork member is applied to the cast-in-place concrete hollow floor, the protruding part of the bar outside the formwork member is joined with the cast-in-place concrete to form an integral body, which realizes direct bonding without an isolation layer, and makes the inside of the formwork member The bonding and embedding between the rods and the cast-in-place concrete are better, which better solves the problems of low bonding strength and poor cooperative work performance between the prefabricated and cast-in-place concrete, and greatly improves the floor’s bearing capacity. performance and overall performance. If the reinforcement is still exposed, the bond with the cast-in-situ concrete will be stronger, and the integrity of the floor will be better.

The present invention is also characterized in that the reinforcements in the upper plate, the surrounding side walls or the lower bottom plate protrude into the base bodies of adjacent components and anchor each other, or the reinforcements are exposed. Reinforcements are elongated members of filaments or tendons, or woven or woven cloth and nets of filaments or elongated members of tendons, or non-woven adhesive cloths, nets, or sheets, strips, or combinations of the above two or more, such as reinforcements It can be at least one of steel bar, steel wire, steel mesh, steel wire mesh, fiber, fiber tow, fiber mesh cloth, non-woven fabric, thin metal strip, thin strip with holes, packing tape, braided tape, etc. In this way, the reinforcements protrude into the matrix of adjacent components and tie each other, so the integrity of the formwork components is better, the strength is higher, and the rigidity is greater. At the same time, there are many types of reinforcements, which is convenient for the selection of reinforcements in the design and production of formwork components, and is conducive to reducing material costs to meet the needs of various occasions.

The present invention is also characterized in that the rod form forming the rod is not dismantled and forms a composite rod with the rod. In this way, the production and manufacture of the rod is convenient, and the dismantling process of the rod mold is omitted. At the same time, because the rod mold and the rod form a composite rod, the strength and stiffness of the rod are greatly improved, and the mechanical properties are more reliable. .

The present invention is also characterized in that the horizontal section or vertical section shape of the cavity formwork member is rectangular, square, polygonal, arc-angled polygon, chamfered polygon, polygonal-arc, corrugated or circular. In this way, the diversification of the shape of the formwork components, after the formwork components are applied to the cast-in-place concrete hollow floor, various cast-in-place concrete structures of different shapes are formed accordingly, so that the structure of the cast-in-place concrete hollow floor is more stable. Reasonable and convenient for design and construction units to choose.

The present invention is also characterized in that at least one of internal corners, chamfers, grooves, pits, holes, boss modules, convex lines, and external corners is provided on the cavity formwork member. In this way, when the formwork components are applied to the cast-in-place concrete hollow floor, the cast-in-place concrete is poured into the inner corners, chamfers, grooves, pits, and holes, and a local cast-in-place concrete reinforcement structure can be formed accordingly; the formwork The boss modules, protruding lines, and external angles set on the components can evacuate the unstressed concrete in the floor, further reduce the weight of the floor itself, save the amount of concrete, reduce the cost of the floor, and improve the strength of the floor at the same time. performance.

The present invention is also characterized in that the internal corners, chamfers, grooves, and convex lines are arranged in parallel, orthogonal, oblique or vertical intersection or form a grid. In this way, when the formwork components are applied to the cast-in-place concrete hollow floor, the internal corners, chamfers, grooves, and convex lines on the formwork components themselves or each other are arranged in parallel, orthogonal, oblique or overpass or form a network. After the concrete is poured in the above-mentioned parts, a parallel, orthogonal, oblique or overpass cast-in-place concrete strengthening structure is correspondingly formed, which greatly improves the mechanical properties of the cast-in-place concrete hollow floor.

The present invention is also characterized in that at least one of stiffening ribs and reinforcing ribs is provided in the closed cavity of the cavity formwork member, or at least one of the stiffening ribs and reinforcing ribs is exposed outside the cavity formwork member. , or there are reinforcements exposed on the stiffeners and reinforcements, or the reinforcements and net reinforcements are exposed after the stiffeners and reinforcements are laminated with the base layer or laminated. In this way, when the formwork components are applied to the cast-in-place concrete hollow floor, the stiffeners, ribs or exposed stiffeners and ribs set in the formwork components can form a composite combination of cast-in-place and prefabrication with the cast-in-place concrete. structure, optimizing the internal stress system of the cast-in-place concrete hollow floor. If there are reinforcements exposed on it, the formwork components will be more firmly bonded to the cast-in-place concrete, and the integrity of the floor will be better; more convenient.

The invention is also characterized in that said rods are superimposed on the ribs of the formwork members. In this way, the post-cast wet slurry rods and the reinforcing ribs on the formwork components are connected as a whole, forming a force transmission structure in the inner space of the formwork cavity, which greatly improves the stress transfer performance of the cavity formwork components. At the same time, It also greatly improves the strength of the cavity formwork member.

The invention is also characterized in that the reinforcements in the bars are connected to the reinforcements in the ribs on the formwork members. In this way, through the connection of the reinforcements, the rods and the stiffeners or ribs form an integral force-bearing structure, which greatly improves the mechanical properties of the cavity formwork member.

The present invention is also characterized in that lightweight materials are arranged in the closed cavity of the cavity formwork member. In this way, the sound insulation, heat insulation and thermal insulation properties of the formwork components are greatly improved; at the same time, the formwork components also have good impact resistance, which reduces the damage rate of the product during construction and application. Lightweight materials can be foamed plastics, expanded perlite, expanded vermiculite, foamed or aerated lightweight concrete, rock wool, mineral wool, glass wool, ceramsite or ceramsite concrete, etc. The variety of lightweight materials , It is convenient to obtain nearby materials during production, which is conducive to reducing production costs.

The invention is also characterized in that at least one of said upper panel or surrounding side walls is or has a removable movable part. In this way, it is convenient to check the situation inside the formwork member at any time, and at the same time, it is also possible to partially or completely fill the interior of the formwork member with light materials, or install other components inside the formwork member, such as junction boxes, water and electricity pipelines, and fire sprinklers. Nozzle etc.

The present invention is also characterized in that at least one of the outer surfaces of the upper plate and the surrounding side walls of the cavity formwork member is a corrugated, zigzag, brushed or rough outer surface. In this way, at least one of the outer surfaces of the upper plate and the surrounding side walls of the cavity is corrugated, zigzag, roughened or rough, which greatly improves the bonding force between the formwork member and the cast-in-place concrete, At the same time, the hanging performance and overall performance of the floor are improved.

The present invention is also characterized in that a positioning member is arranged on the cavity formwork member. The positioning member can be a pull ring, a pull hook, an iron wire, a supporting foot, a small protrusion, a small convex nail or other devices. In this way, when the formwork components are applied to the cast-in-situ concrete hollow floor, the formwork components can be accurately positioned to prevent the formwork components from floating and shifting when pouring concrete. At the same time, the steel bars can also be restricted. Position, effectively guarantee the pouring quality of the floor.

The present invention is also characterized in that the cavity formwork components are provided with connectors for connecting the cavity formwork components with each other. Connectors can be steel bar, steel mesh, steel wire, steel wire mesh, angle steel, channel steel, L-shaped steel, T-shaped steel, ferrule, bolt, male and female groove, socket piece, sawtooth piece, convex groove, groove, bayonet, card Covers, holes, embedded iron parts, etc. In this way, when the formwork components are applied to the cast-in-place concrete hollow floor, the connectors provided on the formwork components can effectively and reliably control the distance between the formwork components, control the width and height of the cast-in-place concrete ribs, and ensure The pouring quality of the internal structure of the floor; at the same time, it is also conducive to the connection and positioning of the formwork components, or the formation of group components to speed up the construction.

The present invention is also characterized in that the lower bottom plate protrudes from the raised edge or the raised edge exposed from the reinforcement, or at least two or more cavity formwork components are connected into a group of formwork components through the raised edge. In this way, the lower base plate protrudes from the pick-up plate, and when the formwork components are applied to the cast-in-place concrete hollow floor, the construction formwork can be omitted, which greatly improves the construction efficiency; Formwork components, the construction efficiency of the formwork components is higher, and the construction cost is lower.

The present invention is also characterized in that at least one of the upper board or the surrounding side walls or the lower bottom board or the flange is provided with a laminated layer. In this way, since the laminated layer is provided, the manufacturing of the formwork member is easier, the production efficiency is higher, and the production cost is lower. At the same time, the strength and rigidity of the formwork components are greater, and they are less likely to be damaged during stacking, transportation, and construction and installation.

The present invention is also characterized in that at least one of the upper plate or the surrounding side walls or the lower floor is provided with a lamination layer. In this way, when the formwork member is made, since the laminated layer is provided, a formwork member with an opening on one side can be made first, then, with the opening face up, the laminated layer is suspended or placed on the opening surface, and then the opening is blocked. On the other hand, after the slurry is hardened and cured to the specified age, a formwork member with a laminated layer on the base layer can be obtained, which is easier to manufacture, higher in production efficiency, and lower in cost.

The present invention is also characterized in that the lower bottom plate is the lower bottom of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar, or the upper plate of the cavity formwork member or the wall of the surrounding side wall is cement fiber , cement fiber mesh, cement steel mesh, cement steel wire mesh, concrete board, wood plywood, plastic, metal profiled board, lightweight concrete wall. In this way, the diversification of materials for the lower bottom plate, the upper plate and the surrounding side walls of the formwork member can fully meet the needs of various situations, which is beneficial to reduce product costs.

The present invention is also characterized in that the laminated layer is a lightweight aggregate concrete layer, an air-entrained concrete layer, a cement mortar layer, a cement fiber layer, a cement steel mesh layer, a cement concrete layer, a reinforced concrete layer, a plastic plate, a metal profiled plate or Plywood. In this way, the diversification of materials for the laminated layer can make the formwork components fully meet the needs of various situations, which is beneficial to reduce product costs.

The invention is also characterized in that at least one of the upper panel, the surrounding side walls or the lower floor is formed by laminating multiple layers of reinforcement of tendons or meshes of cementitious material. In this way, the upper plate, the surrounding side wall or the lower bottom plate formed by laminating the reinforcements of the reinforcements or the nets glued to the cementitious material have the characteristics of high strength, high rigidity, and light weight. , Transportation and construction installation process is less likely to be damaged.

The present invention is also characterized in that the cavity formwork member is provided with a carrier. The carrier can be handles, hooks, rings or other devices. In this way, the cavity formwork components can be stacked, transferred, hoisted and constructed very conveniently, which reduces the work difficulty and work intensity of the above-mentioned processes, is conducive to improving the construction efficiency and reducing the construction cost.

(4) Description of drawings

Fig. 1 is a schematic structural diagram of Embodiment 1 of the present invention. In each accompanying drawing, 1 is an upper plate, 2 is a surrounding side wall, 3 is a lower bottom plate, 4 is a reinforcement, and 5 is a rod. In the following drawings, those with the same number have the same description. As shown in Figure 1, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding sidewalls 2 contain reinforcements 4, and the cavity formwork member is also provided with The bar 5 formed by the wet slurry, the bar 5 is formed by laminating the wet slurry of the post-cast bar on the prefabricated upper plate 1 and the lower bottom plate 3 .

Fig. 2 is the structural representation of embodiment 2 of the present invention, and upper board 1, surrounding side wall 2 and lower floor 3 encircle polyhedron cavity formwork member, contain reinforcement 4 in upper board 1 and surrounding side wall 2, cavity mold A rod 5 formed from wet slurry is also arranged inside the shell member, and a reinforcement 4 is arranged inside the rod 5 .

Fig. 3 is the structural representation of embodiment 3 of the present invention, upper plate 1, surrounding side wall 2 and lower bottom plate 3 encircle the polyhedron cavity formwork member, reinforcement 4 is arranged in the lower baseplate 3, and also in the cavity formwork member A rod 5 formed by wet slurry is provided, and the reinforcement 4 in the rod 5 is bound together with the reinforcement 4 in the base layer protruding from the junction of the lower bottom plate 3 .

Fig. 4 is the structural representation of embodiment 4 of the present invention, upper plate 1, surrounding side wall 2 and lower bottom plate 3 encircle the polyhedral cavity formwork member, reinforcement 4 is arranged in the lower baseplate 3, and also in the cavity formwork member A rod 5 formed by wet slurry is provided, and a reinforcement 4 is arranged in the rod 5, and the reinforcement 4 in the rod 5 is the reinforcement 4 in the base layer of the lower floor 3 protruding from the joint to expose the steel bar, which One end of the rod 5 protrudes out of the cavity formwork member, and the periphery of the rod body and the cavity formwork member are connected to the base layer of the upper plate 1 through wet slurry to form a whole, and the exposed rod end also has a reinforcement 4 exposed.

Fig. 5 is a schematic structural view of Embodiment 5 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold A rod 5 is also arranged in the shell member, and the reinforcements 4 in the upper plate 1 and the surrounding side wall 2 protrude into the matrix of the adjacent member and anchor each other. The reinforcement 4 shown in the figure is fiber mesh cloth and thin Bands.

Fig. 6 is a schematic structural view of Embodiment 6 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and the rod mold 6 forming the rod 5 has not been dismantled, and the rod mold 6 and the slurry in it form a composite rod.

Fig. 7 is a schematic structural view of Embodiment 7 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The surrounding sidewalls 2 contain reinforcements 4, and the cavity formwork member also contains A rod 5 formed by wet slurry is provided, and the vertical section shape of the upper part of the cavity formwork member is arched.

Fig. 8 is a schematic structural view of Embodiment 8 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, and the upper plate 1, the surrounding side walls 2 and the lower base plate 3 contain reinforcements 4 , the cavity formwork member is also provided with a wet slurry forming rod 5, and the cavity formwork member is also provided with chamfers 8, grooves 9, pits 10, holes 11, boss modules 12 and Sun Angle14.

Fig. 9 is a schematic structural view of Embodiment 9 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, the lower base plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There is a rod 5, and the cavity formwork member is also provided with internal corners 7, chamfers 8, grooves 9 and convex strips 13 at the same time.

Fig. 10 is a schematic structural view of Embodiment 10 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, and the surrounding sidewalls 2 contain reinforcements 4, and the cavity formwork member also contains A rod 5 is provided, and stiffening ribs 15 and reinforcing ribs 16 are also arranged inside the cavity formwork member, and part of the stiffener 15 is exposed outside the cavity formwork member.

Fig. 11 is a schematic structural view of Embodiment 11 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and the rod 5 is superimposed on the reinforcing rib 16 of the formwork member.

Fig. 12 is a schematic structural view of Embodiment 12 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and the rod 5 is superimposed on the reinforcing rib 16 of the formwork member, and the reinforcement 4 in the rod 5 is extended into it by the reinforcing rib 16.

Fig. 13 is a schematic structural view of Embodiment 13 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold A rod 5 formed by wet slurry is also arranged in the shell member, and a light material 17 is arranged in the closed cavity of the cavity mold shell member, and the light material 17 shown in the figure is expanded perlite.

Fig. 14 is a schematic structural view of Embodiment 14 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The upper plate 1 contains reinforcements 4, and the cavity formwork member is also provided with There is a rod 5 formed by wet slurry, and its upper plate 1 is a movable and detachable fastening cover plate.

Fig. 15 is a schematic structural view of Embodiment 15 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided There is a bar member 5 formed by wet slurry, and the outer surface of the upper plate 1 and the surrounding side wall 2 is a rough outer surface.

Fig. 16 is a schematic structural view of Embodiment 16 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There is a rod 5 formed by wet slurry, and its upper plate 1 is provided with a positioning member 18, and the positioning member 18 in the figure is a supporting positioning foot.

Fig. 17 is a structural schematic diagram of Embodiment 17 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There are rods 5 formed by wet slurry, and the cavity formwork components are provided with connectors 19 for connecting the cavity formwork components. The connectors 19 shown in the figure are socket pipes.

Fig. 18 is a schematic structural view of Embodiment 18 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, and the upper plate 1, the surrounding side walls 2 and the lower base plate 3 contain reinforcements 4 , The cavity formwork member is also provided with a rod 5 formed by wet slurry, and a raised edge 20 protrudes from its lower bottom plate 3 .

Fig. 19 is a schematic structural view of Embodiment 19 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, and the upper plate 1, the surrounding side walls 2 and the lower base plate 3 contain reinforcements 4 , The cavity formwork member is also provided with a rod 5 formed by wet slurry, the lower bottom plate 3 protrudes from a pick edge 20, and the lower bottom plate 3 is provided with a laminated layer 21.

Fig. 20 is a schematic structural view of Embodiment 20 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There is a bar member 5 formed by wet slurry, and a lamination layer 21 is arranged on its lower base plate 3 .

Fig. 21 is a schematic structural view of Embodiment 21 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and its upper plate 1 and surrounding side walls 2 are formed by laminating multiple layers of mesh reinforcements 4 glued with cementitious materials.

(5) Specific implementation methods

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

As shown in the accompanying drawings, the present invention comprises an upper plate 1, surrounding side walls 2, and a lower bottom plate 3; 2. At least one of the lower bottom plates 3 contains a reinforcement 4, which is characterized in that it also includes at least one rod 5, and the rod 5 is a post-cast rod wet slurry laminated on the prefabricated upper plate 1, around Formed on the side wall 2 or the lower bottom plate 3. Fig. 1 is a schematic structural diagram of Embodiment 1 of the present invention. In each accompanying drawing, 1 is an upper plate, 2 is a surrounding side wall, 3 is a lower bottom plate, 4 is a reinforcement, and 5 is a rod. In the following drawings, those with the same number have the same description. As shown in Figure 1, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding sidewalls 2 contain reinforcements 4, and the cavity formwork member is also provided with The bar 5 formed by the wet slurry, the bar 5 is formed by laminating the wet slurry of the post-cast bar on the prefabricated upper plate 1 and the lower bottom plate 3 .

The present invention is also characterized in that the rod 5 contains reinforcements 4 . Fig. 2 is the structural representation of embodiment 2 of the present invention, and upper board 1, surrounding side wall 2 and lower floor 3 encircle polyhedron cavity formwork member, contain reinforcement 4 in upper board 1 and surrounding side wall 2, cavity mold A rod 5 formed from wet slurry is also arranged inside the shell member, and a reinforcement 4 is arranged inside the rod 5 .

The present invention is also characterized in that the reinforcements 4 in the bars 5 are integrated with the reinforcements 4 protruding from the joints on the cavity formwork members. Fig. 3 is the structural representation of embodiment 3 of the present invention, upper plate 1, surrounding side wall 2 and lower bottom plate 3 encircle the polyhedron cavity formwork member, reinforcement 4 is arranged in the lower baseplate 3, and also in the cavity formwork member A rod 5 formed by wet slurry is provided, and the reinforcement 4 in the rod 5 is bound together with the reinforcement 4 in the base layer protruding from the junction of the lower bottom plate 3 .

The present invention is also characterized in that one end of the rod 5 protrudes out of the cavity formwork member, and the periphery of the rod body is integrated with the base layer of the cavity formwork member through wet slurry, or the reinforcement 4 is exposed at the end of the rod. Fig. 4 is the structural representation of embodiment 4 of the present invention, upper plate 1, surrounding side wall 2 and lower bottom plate 3 encircle the polyhedral cavity formwork member, reinforcement 4 is arranged in the lower baseplate 3, and also in the cavity formwork member A rod 5 formed by wet slurry is provided, and a reinforcement 4 is arranged in the rod 5, and the reinforcement 4 in the rod 5 is the reinforcement 4 in the base layer of the lower floor 3 protruding from the joint to expose the steel bar, which One end of the rod 5 protrudes out of the cavity formwork member, and the periphery of the rod body and the cavity formwork member are connected to the base layer of the upper plate 1 through wet slurry to form a whole, and the exposed rod end also has a reinforcement 4 exposed.

The present invention is also characterized in that the reinforcements 4 in the upper plate 1, the surrounding side walls 2 or the lower bottom plate 3 protrude into the base bodies of adjacent components and anchor each other, or the reinforcements 4 are exposed. Reinforcement 4 is silk, tendon slender member, or silk, tendon slender member woven or woven cloth and net, or non-woven adhesive cloth, net, or sheet, strip, or a combination of the above two or more, such as reinforced The object 4 can be at least one of steel bar, steel wire, steel mesh, steel wire mesh, fiber, fiber tow, fiber mesh cloth, non-woven fabric, thin metal strip, thin strip with holes, packing tape, braided tape, etc. kind. Fig. 5 is a schematic structural view of Embodiment 5 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold A rod 5 is also arranged in the shell member, and the reinforcements 4 in the upper plate 1 and the surrounding side wall 2 protrude into the matrix of the adjacent member and anchor each other. The reinforcement 4 shown in the figure is fiber mesh cloth and thin Bands.

The present invention is also characterized in that the rod mold 6 forming the rod 5 is not dismantled, and forms a composite rod with the rod 5 . Fig. 6 is a schematic structural view of Embodiment 6 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and the rod mold 6 forming the rod 5 has not been dismantled, and the rod mold 6 and the slurry in it form a composite rod.

The present invention is also characterized in that the horizontal section or vertical section shape of the cavity formwork member is rectangular, square, polygonal, arc-angled polygon, chamfered polygon, polygonal-arc, corrugated or circular. Fig. 7 is a schematic structural view of Embodiment 7 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The surrounding sidewalls 2 contain reinforcements 4, and the cavity formwork member also contains A rod 5 formed by wet slurry is provided, and the vertical section shape of the upper part of the cavity formwork member is arched.

The present invention is also characterized in that the cavity formwork member is also provided with internal corners 7, chamfers 8, grooves 9, pits 10, holes 11, boss modules 12, convex strips 13, and male corners 14. at least one of the . Fig. 8 is a schematic structural view of Embodiment 8 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, and the upper plate 1, the surrounding side walls 2 and the lower base plate 3 contain reinforcements 4 , the cavity formwork member is also provided with a wet slurry forming rod 5, and the cavity formwork member is also provided with chamfers 8, grooves 9, pits 10, holes 11, boss modules 12 and Sun Angle14. Fig. 9 is a schematic structural view of Embodiment 9 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, the lower base plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There is a rod 5, and the cavity formwork member is also provided with internal corners 7, chamfers 8, grooves 9 and convex strips 13 at the same time.

The present invention is also characterized in that the internal corners 7 , chamfers 8 , grooves 9 , and convex lines 13 themselves or each other are arranged in parallel, orthogonal, oblique or vertical intersection or form a grid. As shown in Figure 9, the upper plate 1, the surrounding side walls 2 and the lower base plate 3 enclose a polyhedral cavity formwork member, the lower base plate 3 contains reinforcements 4, and a rod 5 is also arranged in the cavity formwork member. The internal corners 7 , chamfers 8 , grooves 9 and convex lines 13 themselves or each other are arranged in parallel, orthogonal, oblique or vertical intersection or form a grid.

The present invention is also characterized in that at least one of the stiffening rib 15 and the reinforcing rib 16 is arranged in the closed cavity of the cavity formwork member, or at least one of the stiffening rib 15 and the reinforcing rib 16 is exposed to the cavity Outside the formwork member, or stiffeners 15, reinforcements 16 also have reinforcements 4 exposed, or stiffeners 15, reinforcements 16 are laminated with the base layer or exposed reinforcements, net reinforcements 4 after lamination. Fig. 10 is a schematic structural view of Embodiment 10 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, and the surrounding sidewalls 2 contain reinforcements 4, and the cavity formwork member also contains A rod 5 is provided, and stiffening ribs 15 and reinforcing ribs 16 are also arranged inside the cavity formwork member, and part of the stiffener 15 is exposed outside the cavity formwork member.

The present invention is also characterized in that said rods 5 are superimposed on the reinforcing ribs 16 of the formwork members. Fig. 11 is a schematic structural view of Embodiment 11 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and the rod 5 is superimposed on the reinforcing rib 16 of the formwork member.

The present invention is also characterized in that the reinforcements 4 in the bars 5 are connected to the reinforcements 4 in the ribs 16 on the formwork members. Fig. 12 is a schematic structural view of Embodiment 12 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and the rod 5 is superimposed on the reinforcing rib 16 of the formwork member, and the reinforcement 4 in the rod 5 is extended into it by the reinforcing rib 16.

The present invention is also characterized in that a lightweight material 17 is arranged in the closed cavity of the cavity formwork member. Fig. 13 is a schematic structural view of Embodiment 13 of the present invention, the upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold A rod 5 formed by wet slurry is also arranged in the shell member, and a light material 17 is arranged in the closed cavity of the cavity mold shell member, and the light material 17 shown in the figure is expanded perlite.

The present invention is also characterized in that at least one of said upper panel 1 or surrounding side walls 2 is or has a detachable movable part. Fig. 14 is a schematic structural view of Embodiment 14 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The upper plate 1 contains reinforcements 4, and the cavity formwork member is also provided with There is a rod 5 formed by wet slurry, and its upper plate 1 is a movable and detachable fastening cover plate.

The present invention is also characterized in that at least one of the outer surfaces of the upper plate 1 and the surrounding side walls 2 of the cavity formwork member is a corrugated, zigzag, napped or rough outer surface. Fig. 15 is a schematic structural view of Embodiment 15 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided There is a bar member 5 formed by wet slurry, and the outer surface of the upper plate 1 and the surrounding side wall 2 is a rough outer surface.

The present invention is also characterized in that a positioning member 18 is provided on the cavity formwork member. Fig. 16 is a schematic structural view of Embodiment 16 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member. The lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There is a rod 5 formed by wet slurry, and its upper plate 1 is provided with a positioning member 18, and the positioning member 18 in the figure is a supporting positioning foot.

The present invention is also characterized in that the cavity formwork components are provided with connectors 19 for connecting the cavity formwork components with each other. Fig. 17 is a structural schematic diagram of Embodiment 17 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There are rods 5 formed by wet slurry, and the cavity formwork components are provided with connectors 19 for connecting the cavity formwork components. The connectors 19 shown in the figure are socket pipes.

The present invention is also characterized in that the lower bottom plate 3 protrudes from the raised edge 20 or the raised edge 20 exposed to the reinforcement 4, or at least two or more cavity formwork members are connected into a group of formwork members through the raised edge 20 . Fig. 18 is a schematic structural view of Embodiment 18 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, and the upper plate 1, the surrounding side walls 2 and the lower base plate 3 contain reinforcements 4 , The cavity formwork member is also provided with a rod 5 formed by wet slurry, and a raised edge 20 protrudes from its lower bottom plate 3 .

The present invention is also characterized in that at least one of the upper plate 1 or the surrounding side walls 2 or the lower bottom plate 3 or the flange 20 is provided with a laminated layer 21 . Fig. 19 is a schematic structural view of Embodiment 19 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, and the upper plate 1, the surrounding side walls 2 and the lower base plate 3 contain reinforcements 4 , The cavity formwork member is also provided with a rod 5 formed by wet slurry, the lower bottom plate 3 protrudes from a pick edge 20, and the lower bottom plate 3 is provided with a laminated layer 21.

The present invention is also characterized in that at least one of the upper board 1 or the surrounding side walls 2 or the lower bottom board 3 is provided with a lamination layer 21 . Fig. 20 is a schematic structural view of Embodiment 20 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the lower bottom plate 3 contains reinforcements 4, and the cavity formwork member is also provided with There is a bar member 5 formed by wet slurry, and a lamination layer 21 is arranged on its lower base plate 3 .

The present invention is also characterized in that said lower bottom plate 3 is the lower bottom of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar, or the upper plate 1 of the cavity formwork member or the wall of the surrounding side wall 2 It is the wall of cement fiber, cement fiber mesh, cement steel mesh, cement steel wire mesh, concrete board, wood plywood, plastic, metal profiled board, and lightweight concrete. As shown in Figure 19, the upper plate 1, the surrounding side walls 2 and the lower base plate 3 surround a polyhedron cavity formwork member, and the upper plate 1, the surrounding side walls 2 and the lower base plate 3 contain reinforcements 4, and the cavity formwork member There is also a rod 5 formed by wet slurry inside, the lower bottom plate 3 of which is a reinforced concrete lower bottom plate, and the upper plate 1 and surrounding side walls 2 are fiber cement mortar walls.

The present invention is also characterized in that the superimposed layer 21 is a lightweight aggregate concrete layer, an air-entrained concrete layer, a cement mortar layer, a cement fiber layer, a cement wire mesh layer, a cement concrete layer, a reinforced concrete layer, a plastic plate, a metal profiled plate or plywood. As shown in Figure 20, the upper plate 1, the surrounding side walls 2 and the lower base plate 3 form a polyhedral cavity formwork member, the lower base plate 3 contains reinforcements 4, and the cavity formwork member is also provided with a wet slurry forming The superimposed layer 21 of the rod 5 is a lightweight aggregate concrete layer.

The invention is also characterized in that at least one of the upper panel 1 , the surrounding side walls 2 or the lower floor 3 is formed by laminating multiple reinforcements 4 of tendons or meshes of cementitious material. Fig. 21 is a schematic structural view of Embodiment 21 of the present invention. The upper plate 1, the surrounding side walls 2 and the lower bottom plate 3 form a polyhedral cavity formwork member, the upper plate 1 and the surrounding side walls 2 contain reinforcements 4, and the cavity mold The shell member is also provided with a rod 5 formed by wet slurry, and its upper plate 1 and surrounding side walls 2 are formed by laminating multiple layers of mesh reinforcements 4 glued with cementitious materials.

The present invention is also characterized in that a carrier 22 is arranged on the cavity formwork member. As shown in FIG. 19 , a carrier 22 is provided on the flange 20 of the cavity formwork member.

During the implementation of the present invention, cement mortar is first mixed, and one deck of cement mortar and one deck fiber mesh cloth (or steel wire mesh) are made in the mould, and the multi-layer superposition of one deck of cement mortar consists of upper plate 1 and surrounding side wall 2 For the enclosed cavity formwork member, after it solidifies and hardens, the rod 5 is made on site with the mold, or the rod 5 contains reinforcements 4 such as steel wire or iron wire or steel bars, and the steel wire mesh cement mortar that will be made in the lower floor mold The lower bottom plate 3 is cemented and connected with the open cavity formwork member. After the rod 5 is solidified and hardened, it is cured to a specified age to obtain the cavity formwork member.

Claims (24)

1. A cavity formwork member, comprising an upper plate (1), a surrounding side wall (2), a lower base plate (3), an upper plate (1), a surrounding side wall (2), and a lower base plate (3) A polyhedral cavity formwork member, at least one of the upper plate (1), surrounding side walls (2), and lower bottom plate (3) contains a reinforcement (4), and is characterized in that it also includes at least one rod (5) , The bar (5) is post-cast bar wet slurry laminated on the prefabricated upper plate (1), surrounding side walls (2) or lower bottom plate (3). 2. A cavity formwork member according to claim 1, characterized in that said rod (5) contains reinforcements (4). 3. A cavity formwork member according to claim 2, characterized in that the reinforcement (4) in the rod (5) and the reinforcement (4) protruding from the joint on the cavity formwork member are pulled become one. 4. A cavity formwork member according to claim 2, characterized in that one end of the rod (5) protrudes out of the cavity formwork member, and the surrounding of the rod body passes through the wet slurry and the cavity formwork member. The base layer is connected as a whole, or the reinforcement (4) is also exposed at the end of the rod. 5. A cavity formwork member according to claim 1, characterized in that the reinforcements (4) in the upper plate (1), the surrounding side walls (2) or the lower bottom plate (3) protrude into each other The matrix of each component is anchored by tie knots, or the reinforcement (4) is exposed. 6. A cavity formwork member according to claim 1, characterized in that the rod mold (6) forming the rod (5) is not dismantled, and forms a composite rod with the rod (5). 7. A cavity formwork component according to any one of claims 1 to 6, characterized in that the shape of the cavity formwork component in horizontal section or vertical section is rectangle, square, polygon, Curved polygon, chamfered polygon, polyarc, corrugated, or circular. 8. A cavity formwork component according to any one of claims 1 to 6, characterized in that the cavity formwork component is also provided with internal corners (7) and chamfers (8) , at least one of a groove (9), a pit (10), a hole (11), a boss module (12), a raised line (13), and a male angle (14). 9. A cavity formwork member according to claim 8, characterized in that the internal corners (7), chamfers (8), grooves (9), and convex lines (13) are formed by themselves or each other. Set up or form a grid parallel, orthogonal, oblique, or interchanged. 10. A cavity formwork member according to any one of claims 1 to 6, characterized in that stiffeners (15), reinforcing At least one of the ribs (16), or at least one of the stiffeners (15) and stiffeners (16) is exposed outside the cavity formwork member, or there are reinforcements on the stiffeners (15) and stiffeners (16). The object (4) is exposed, or the stiffeners (15), reinforcing ribs (16) are laminated with the base layer or the ribs and net reinforcements (4) are exposed after lamination. 11. A cavity formwork member according to claim 10, characterized in that the rods (5) are superimposed on the ribs (16) of the formwork member. 12. A cavity formwork member according to claim 11, characterized in that the reinforcement (4) in the rod (5) and the reinforcement in the rib (16) on the formwork member (4) link. 13. A cavity formwork member according to any one of claims 1 to 6, characterized in that a lightweight material (17) is arranged in the closed cavity of the cavity formwork member. 14. A cavity formwork member according to any one of claims 1 to 6, characterized in that at least one of the upper plate (1) or the surrounding side walls (2) is or may be Disassembled moving parts. 15. A cavity formwork member according to any one of claims 1 to 6, characterized in that the outer surfaces of the upper plate (1) and the surrounding side walls (2) of the cavity formwork member are At least one of the surfaces is a corrugated, serrated, brushed or matte outer surface. 16. A cavity formwork member according to any one of claims 1 to 6, characterized in that a positioning member (18) is arranged on the cavity formwork member. 17. A cavity formwork member according to any one of claims 1 to 6, characterized in that the cavity formwork member is provided with connecting pieces for connecting the cavity formwork members to each other (19). 18. A cavity formwork member according to any one of claims 1 to 6, characterized in that said lower bottom plate (3) is protruded with raised edges (20) or exposed reinforcements (4) The pick-up (20), or at least two or more cavity formwork members are connected into a group of formwork members through the pick-up (20). 19. A cavity formwork member according to claim 18, characterized in that at least one of the upper plate (1) or the surrounding side walls (2) or the lower bottom plate (3) or the edge (20) A lamination layer (21) is arranged on it. 20. A cavity formwork member according to any one of claims 1 to 6, characterized in that at least One is provided with a lamination layer (21). 21. A cavity formwork member according to any one of claims 1 to 6, characterized in that the lower floor (3) is made of cement mortar, concrete, lightweight concrete, polymer concrete, polymer concrete The lower bottom of the material mortar, or the upper plate (1) of the cavity formwork member or the wall of the surrounding side wall (2) is cement fiber, cement fiber mesh, cement steel mesh, cement steel wire mesh, concrete board, wood plywood, Walls of plastic, metal profiled panels, lightweight concrete. 22. A cavity formwork member according to any one of claims 1 to 6, characterized in that the superimposed layer (21) is a lightweight aggregate concrete layer, an air-entrained concrete layer, a cement mortar layer, a cement Fiber layer, cement wire mesh layer, cement concrete layer, reinforced concrete layer, plastic board, metal profiled board or wood plywood. 23. A cavity formwork member according to any one of claims 1 to 6, characterized in that at least one of the upper plate (1), surrounding side walls (2) or lower floor (3) is It is formed by laminating reinforcements (4) of multiple layers of tendons or nets glued with cementitious materials. 24. A cavity formwork member according to any one of claims 1 to 6, characterized in that a carrier (22) is arranged on the cavity formwork member.

Images