[0169] Examples see Figure 1~34 As shown, the combination frame mold is composed of a combination of a mold frame and a template.
[0170] The mold frame is a rectangular mold frame composed of one mold frame element, or a grid mold frame composed of two or more mold frame elements spliced together.
[0171] The mold frame elements are all rectangular mold frame elements formed by four frame members facing each other in parallel and connected to each other by splint joints, and two or more mold frame elements are connected to each other by splint joints.
[0172] The frame elements include standard series, of which:
[0173] Standard width series include 600mm, 750mm, 900mm, 1200mm, 1500mm, 1800mm.
[0174] Standard length series include: 1200mm, 1800mm, 2400mm, 2700mm, 3000mm, 3300mm, 3600mm.
[0175] When the length of the frame is greater than or equal to 1200mm, the frame is a steel standard length frame; the standard length frame includes 900mm series, 1200mm series, 1500mm series, 1800mm series, 2100mm series, and 2400mm series.
[0176] When the length of the frame is less than 900 mm, the frame is a wooden non-standard length frame.
[0177] The splint section is composed of a joint core and a splint; the section core is a cubic block with splints on at least two surfaces of the cubic block core; at least one screw hole is opened on the splint and is penetrated For bolt 6, when there is a screw hole on the splint, the splint section is a hinged splint section; when there are more than two screw holes on the splint, the splint section is a rigid splint section. The splint section is a plane splint section or a space splint section; at the mold frame node, at least two frame member ends are clamped between the splints of the splint section in different directions to form a splint joint connection.
[0178] The template 16 is fixed on the side of the mold frame or in the frame opening of the mold frame element. The template 16 and the mold frame are detachably clamped and connected, detachably bolted or detachably bonded.
[0179] See Picture 23~30 As shown, the grid mold frame is a plane grid mold frame or a three-dimensional grid mold frame.
[0180] The plane grid mold frame is formed by splicing more than two mold frame elements in the same plane.
[0181] The three-dimensional grid mold frame is formed by vertically splicing more than two mold frame elements or two or more plane grid mold frames.
[0182] The three-dimensional grid frame includes the following four structures:
[0183] a. An L-shaped three-dimensional grid frame formed by vertical splicing of two frame elements or two plane grid frames;
[0184] b. A three-sided enclosed three-dimensional grid frame composed of two parallel frame elements or a plane grid frame and a vertical frame element or a plane grid frame.
[0185] c. The four-sided enclosed three-dimensional grid mold frame formed by vertical splicing of four mold frame elements or four plane grid mold frames;
[0186] d. A three-dimensional grid mold frame composed of three plane grid mold frames vertically spliced with each other on three vertical planes.
[0187] See Figure 5-8 , Figure 13-16 As shown, the plane splint section is formed by a cubic block core with splints on the corresponding surfaces of any two of the X, Y, and Z axes; the plane splint section includes: one with two splints Zigzag flat two-way splint section or L-shaped flat two-way splint section, T-shaped flat three-way splint section with three splints, and cross-shaped flat four-way splint section with four splints.
[0188] See Figure 1~4 , Figure 9-12 As shown, the space splint section is formed by a cubic block core with splints on the corresponding surfaces of the X, Y, and Z axes; the space splint section includes: space three-way splint section, space four-way splint section, and space five To splint section, space six-direction splint section.
[0189] See Figure 1~8 As shown, the cubic nodal core is formed by three pairs of mutually opposed parallel plates 1 being vertically combined and then enclosed, and the splint is formed by the cubic nodal cores protruding outward from the two opposed parallel plates 1.
[0190] See Figure 9-16 As shown, the cubic section core is directly formed by a cubic block, and the splint is formed by a U-shaped splint member 5 connected to the outside of the cubic block. The parallel two wings of the U-shaped splint member 5 protrude outward from the space hexahedral section core to form a splint .
[0191] See Figure 17-22 As shown, the cube core is formed by a cube 2 with a groove 3 on the surface, a frame cube 4 or a square tube cube 22. The U-shaped splint member 5 is provided with a convex block 7 corresponding to the opening on the groove 3, the frame cube 4 or the square tube cube.
[0192] See Figure 23 , Figure 25 As shown, when the length or width of the mold frame element is greater than 600 mm, a mold grid is also fixed on the side or in the frame opening of the mold frame element, and the mold grid is composed of grid members 18 arranged in parallel at intervals.
[0193] When the mold grid is fixed in the frame opening of the mold frame element, the mold grid can be removed early.
[0194] When the template 16 is also fixed in the frame opening of the mold frame element, an early detachable template is formed.
[0195] A mold grid fastener 20 is fixed on the mold frame, and the mold grid is fixed on the mold frame by the mold grid fastener.
[0196] See Figure 31 As shown, the template 16 is a turnover template, and the material is a steel template, a wooden template or a plastic template; when percolation holes are arranged on the surface of the template at intervals, a percolation turnover template is formed.
[0197] When the percolation turnover formwork is a steel formwork, the steel formwork is a flat or folded plate.
[0198] When the percolation reversible formwork is a plastic formwork or a wooden formwork, the plastic formwork or wooden formwork is composed of a panel and a row of ribs. The thickness of the panel is 3mm-10mm. The formwork is installed on the formwork with the row of ribs facing away from the concrete surface.
[0199] The template 16 is a consolidated template, which is composed of a metal mesh plate, a metal folded plate, or a cement board with percolation holes.
[0200] The metal mesh plate is a combined mesh plate composed of metal mesh and V-shaped ribs, with mesh holes and rows of ribs.
[0201] The metal folding plate is a percolation folding plate composed of a folding plate and having percolation holes on the metal folding plate.
[0202] The surface of the cement board is provided with ribs; and the surface with ribs faces the concrete surface to form an embedded template.
[0203] See Figure 32 As shown, the frame member 17 is a square tube, a square edge, a round tube, an I-beam, a channel steel, or a section steel assembly. When the cross section of the frame member is a round tube, I-beam, channel steel or section steel assembly, a square pipe joint is fixed at the end of the frame member. When the frame member is a square tube, the end of the frame member is provided with a bolt hole or a square tube lining joint.
[0204] See Picture 23~30 As shown, the component frame mold assembled by this combination mold frame corresponds to the designed concrete structural member, including: floor member frame mold 12, wall member frame mold 13, beam member frame mold 14 and columns Component frame mold 15.
[0205] The component frame mold is also fixed with component reinforcements by spacers.
[0206] A pair of pull bolts 21 are also penetrated inside the component frame mold.
[0207] See Figure 23 , 24 As shown, the floor slab component frame mold 12 is located at the bottom of the designed concrete floor component. The floor slab frame of the floor slab component frame mold is directly formed by a rectangular mold frame or a flat grid mold frame. The floor slab mold frame and the template form a floor slab component frame. mold.
[0208] See Figure 25 , 26 As shown, the wall member frame mold 13 is located on both sides of the designed concrete wall member, and is formed by a combination of frame molds facing each other in parallel;
[0209] See Figure 27 , 28 As shown, the beam member frame mold 14 is located on both sides and bottom of the designed concrete beam member. The beam mold frame of the beam member frame mold is composed of two parallel mold frame elements or a plane grid mold frame and a vertical mold frame. A three-dimensional grid frame enclosed by three sides formed by vertical splicing of frame elements or plane grid frame, beam frame and template combination form beam member frame mold;
[0210] See Figure 29 , 30 As shown, the column member frame mold 15 is located around the designed concrete column member, and the column mold frame of the column member frame mold is enclosed by four frame elements or four plane grid mold frames perpendicularly spliced to each other. The three-dimensional grid mold frame, the column mold frame and the template are combined to form a column member frame mold.
[0211] See Picture 33~35 As shown, the formwork structure of this kind of component frame mould assembly is composed of floor slab component frame mould 12 corresponding to the designed concrete structure and vertical component frame mould which are spliced and connected with each other by splint sections.
[0212] The vertical member frame mold is at least one or a combination of two or more of the wall member frame mold 13, the beam member frame mold 14, and the column member frame mold 15.
[0213] The bottom of the floor slab component frame mold 12 is further provided with support rods 19 according to the spacing. The support rods 19 include square pipe support rods connected to the floor component frame mold by splint joints.
[0214] The wall component frame molds 13 are mutually spliced and connected to form an L-shaped, T-shaped, and cross-shaped combined wall component frame mold.
[0215] The installation method of this formwork structure includes the following steps:
[0216] Step 1. Prepare the series of splint sections, frame parts 17, and template 16;
[0217] Step 2. Connect the frame parts with the splint joint combination to form a mold frame, and assemble them into a floor member mold frame, a wall member mold frame, a beam member mold frame and a column member mold frame;
[0218] Step 3. Splicing the floor member mold frame, wall member mold frame, column member mold frame and beam member mold frame to form a split mold frame with splint joints, and fix the template on the split mold frame to form a mold base structure;
[0219] Or first fix the template on the floor component mold frame, the wall component mold frame, the column component mold frame and the beam component mold frame to form a component frame mold, and then the component frame molds are spliced with plywood sections to form a mold frame structure.
[0220] The step 3 includes the following sub-steps:
[0221] Step 3-1, first assemble the floor slab component frame mold 12;
[0222] Step 3-2. Continue to splice at least one or a combination of at least one or more of the wall member frame mold 13, the beam member frame mold 14, and the column member frame mold 15 under the floor member frame mold 12 to form an integrated lifting assembly; Then the hoisting components are hoisted in place as a whole, and connected to each other to form a formwork structure.
[0223] The step 3 also includes fixing the component reinforcement in the component frame mold or on the lifting assembly to form a component frame mold or lifting assembly with component reinforcement.
[0224] This method of disassembling the formwork structure is to disassemble the formwork structure after pouring concrete in the following steps:
[0225] Step a, first disassemble the mold frame and template 16 of the wall and column member frame mold;
[0226] Step b: disassemble the floor slab, the formwork 16 of the beam member frame mold, the mold frame and the support rod 19 in batches.
[0227] In the step b, the disassembly method of the support rod 19 is: first disassemble the support rod around the vertical member, and then disassemble the support rod in the middle of the span.