Formwork for building pouring

Abstract

The invention relates to a template for building pouring, which comprises a plurality of template units which can be spliced and combined, and spaces are formed in the template units for filling fillers; the fixing frame is arranged on one side of the formwork unit, and the fixing frame is arranged along the edge of the side wall of the formwork unit; the first connecting assemblies are arranged between every two adjacent formwork units, and the first connecting assemblies are used for clamping the fixing frames on the adjacent formwork units; and the second connecting assemblies are arranged among the four adjacent formwork units, and the four adjacent formwork units are integrally clamped and fixed through the second connecting assemblies. According to the formwork for building pouring, the multiple formwork units are mutually combined to form a building mold, construction operation is easy, the working efficiency is improved, every two adjacent formwork units are clamped and fixed through the first connecting assemblies and the second connecting assemblies, and the four adjacent formwork units are integrally clamped and fixed through the first connecting assemblies and the second connecting assemblies; and the connection strength is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of engineering construction, and particularly refers to a formwork for building pouring. Background Art

[0002] An integrated aluminum formwork for building pouring generally refers to a formwork system made of high-strength aluminum alloy materials, which is precisely designed and processed for use in the integrated building pouring process.

[0003] This kind of aluminum formwork has various advantages and is widely used in the modern construction industry. Aluminum formwork is the abbreviation of aluminum alloy formwork, which consists of four main systems: a formwork system, a fastening system, a support structure, and accessories. It has the characteristics of high strength, light weight, and strong load-bearing capacity. After the aluminum alloy and its skeleton are welded, a metal formwork with good strength and stiffness performance is formed. It forms a building mold through the connection and combination of each aluminum formwork, and then concrete is filled into the mold. After the concrete is formed, the integrated building is completed. However, generally, each aluminum formwork is fixedly connected by bolts. In order to improve the connection strength, a large number of bolts are required, and the installation is relatively troublesome. Summary of the Invention

[0004] The purpose of the present invention is to overcome the defects of the prior art and provide a formwork for building pouring, so as to solve the problems that the existing aluminum formwork is fixedly connected by bolts, requires a large number of bolts, and is troublesome to install.

[0005] The technical solution for achieving the above purpose is: a formwork for building pouring, including: a plurality of formwork units, the plurality of formwork units can be spliced and combined, and a space is formed inside the formwork unit for injecting a filler; a fixing frame, the fixing frame is arranged on one side of the formwork unit, and the fixing frame is arranged along the side wall edge of the formwork unit; a first connection component, the first connection component is arranged between two adjacent formwork units, and the first connection component clamps the fixing frames on the adjacent formwork units; a second connection component, the second connection component is arranged between four adjacent formwork units, and the second connection component integrally clamps the four adjacent formwork units.

[0006] In the formwork for building pouring of the present invention, a building mold is formed by combining a plurality of formwork units, a filler is filled into the interior, and after the filler is cured, the formwork units are disassembled to obtain a poured and formed building body. The construction operation is simple, and the work efficiency is improved. The first connection component and the second connection component are used to respectively clamp and fix two adjacent formwork units and integrally clamp four adjacent formwork units, which facilitates the installation of the mold and also improves the connection strength.

[0007] A further improvement of a formwork for building pouring is that the fixed frame is provided with: a plurality of positioning grooves, which are spaced on the outer side wall of the fixed frame; a plurality of clamping grooves, which are spaced on the inner side wall of the fixed frame.

[0008] A further improvement of a formwork for building pouring is that the first connection component includes: a first plate body; a plurality of positioning rods, which are arranged on the inner side wall of the first plate body, and the plurality of positioning rods are respectively clamped corresponding to the positioning grooves on the fixed frame; two side plates, which are respectively arranged at the upper and lower ends of the first plate body, and a clamping space is formed between the two side plates and the first plate body; two moving plates, which are respectively arranged on the outer sides of the two side plates; a clamping rod, which is arranged on the side of the moving plate close to the side plate, and the end of the clamping rod can be clamped into the clamping groove.

[0009] A further improvement of a formwork for building pouring is that the side plate is provided with a rod groove for the positioning rod to pass through.

[0010] A further improvement of a formwork for building pouring is that the side plate is also provided with: a limiting groove, which is opened on both sides of the rod groove; a limiting plate, which is movably installed inside the limiting groove, and the limiting plate limits the clamping rod.

[0011] A further improvement of a formwork for building pouring is that a spring is arranged in the limiting groove, and the spring abuts against the side wall of the limiting plate.

[0012] A further improvement of a formwork for building pouring is that the second connection component includes: a second plate body, which is arranged on the outer side of the splicing part of four adjacent formwork units; four clamping blocks, which are respectively attached to the side walls of four adjacent formwork units, and the clamping blocks are attached to the first connection component; a fixed cylinder, which is arranged on the outer side wall of the second plate body; a plurality of sliding telescopic components, which are respectively connected between the fixed cylinder and the corresponding clamping blocks, and the sliding telescopic components can adjust the distance between the clamping blocks and the second plate body; a screw adjustment component, which is arranged in the fixed cylinder, and the screw adjustment component is connected to the sliding telescopic component and can adjust the expansion and contraction of the sliding telescopic component according to the distance between adjacent formwork units.

[0013] A further improvement of a formwork for building pouring is that a suction cup is arranged on the inner side wall of the second plate body, and the suction cup is closely attached to the fixed frame.

[0014] A further improvement of a formwork for building pouring of the present invention lies in that the sliding telescopic assembly includes: a sliding box disposed on the second plate body; a sliding plate, one end of the sliding plate is connected to the clamping block, and the other end of the sliding plate is slidably disposed inside the sliding box; a connecting rod, both ends of the connecting rod are hinged to the sliding plate and the screw driving adjustment assembly respectively.

[0015] A further improvement of a formwork for building pouring of the present invention lies in that the screw driving adjustment assembly includes: a screw barrel disposed at the end of the fixed barrel; a screw rod screwed inside the screw barrel; a movable block disposed inside the fixed barrel, and one side of the movable block is rotatably connected to the end of the screw rod; a piston disposed on the other side of the movable block, and the piston can slide inside the fixed barrel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of a formwork for building pouring of the present invention.

[0017] Figure 2 It is a schematic structural diagram of the fixed frame of the present invention.

[0018] Figure 3 It is a connection schematic diagram of the first connection assembly of the present invention.

[0019] Figure 4 It is a schematic structural diagram of the first connection assembly of the present invention.

[0020] Figure 5 It is a schematic structural diagram of the second connection assembly of the present invention.

[0021] Figure 6 It is a cross-sectional view of the second connection assembly of the present invention.

[0022] Figure 7 It is a cross-sectional view of the screw driving adjustment assembly of the present invention.

[0023] Figure 8 It is a schematic flow chart of a construction method of a formwork for building pouring of the present invention.

[0024] In the figure: 10, template unit; 11, fixed frame; 12, first connection component; 121, first plate body; 122, positioning rod; 123, side plate; 124, moving plate; 125, clamping rod; 126, rod slot; 127, limiting slot; 128, limiting plate; 129, spring; 13, second connection component; 131, second plate body; 132, clamping block; 133, fixed cylinder; 134, suction cup; 135, sliding box; 136, sliding plate; 137, connecting rod; 138, screw cylinder; 139, screw rod; 1310, movable block; 1311, piston; 1312, first sliding groove; 1313, second sliding groove; 1314, communicating groove; 14, positioning groove; 15, clamping groove. Detailed implementation manner

[0025] The present invention will be further described below in conjunction with the accompanying drawings and the detailed implementation manner.

[0026] Refer to Figure 1 , which shows a schematic structural diagram of a formwork for building pouring of the present invention. The present invention provides a formwork for building pouring, including: a plurality of template units 10, the plurality of template units 10 can be spliced and combined, and a space is formed inside the template unit 10 for injecting a filler.

[0027] Among them, the template unit 10 can be selected as an aluminum plate, which is convenient for installation and disassembly. The plurality of template units 10 can be spliced and combined into a suitable building shape according to the construction requirements, and the spaces inside the template units 10 communicate with each other and are integrally poured, which is convenient for construction. The filler is the concrete used for pouring, and the formwork is removed after the filler is solidified to obtain a poured and formed building body.

[0028] In this embodiment, the template unit 10 can be set to a rectangle or a square, and the shape of the template unit 10 is not specifically limited herein.

[0029] Fixed frame 11, the fixed frame 11 is arranged on one side of the template unit 10, and the fixed frame 11 is arranged along the side wall edge of the template unit 10.

[0030] Among them, the fixed frame 11 is selected to be connected end to end with an aluminum plate, and the fixed frame 11 is arranged in a fitting manner with the outer wall of the adjacent template unit 10. The fixed frame 11 corresponds to the shape of the template unit 10. If the template unit 10 is set to a rectangle or a square, the fixed frame 11 is set to a square shape, and the outer side wall of the fixed frame 11 is flush with the outer side wall of the template unit 10.

[0031] First connection component 12, the first connection component 12 is arranged between two adjacent template units 10, and the first connection component 12 clamps the fixed frames 11 on the adjacent template units 10.

[0032] Among them, the first connecting component 12 clamps and fixes the template units 10 adjacent up and down and left and right, maintaining the stability of the connection between adjacent template units 10.

[0033] A second connecting component 13 is provided between four adjacent template units 10. The second connecting component 13 integrally clamps the four adjacent template units 10.

[0034] Among them, the second connecting component 13 is arranged on the same side as the first connecting component 12 and the fixing frame 11. The second connecting component 13 supports and clamps the four template units 10 adjacent up, down, left, and right, further improving the connection strength.

[0035] Refer to Figure 2 , which shows a schematic structural diagram of the fixing frame of the present invention. The present invention provides a formwork for building pouring. The fixing frame 11 is provided with: a plurality of positioning grooves 14, and the plurality of positioning grooves 14 are arranged at intervals on the outer side wall of the fixing frame 11.

[0036] Among them, the positioning grooves 14 are symmetrically opened on the fixing frame 11. For the number and position of the positioning grooves 14, they are set according to actual construction requirements and are not specifically limited herein.

[0037] In this embodiment, two positioning grooves 14 are arranged on each side of the fixing frame 11, and the distance between the two positioning grooves 14 corresponds to the first connecting component 12, which is not specifically limited herein.

[0038] A plurality of clamping grooves 15 are arranged at intervals on the inner side wall of the fixing frame 11.

[0039] Among them, the clamping grooves 15 are also symmetrically opened on the fixing frame 11. For the number and position of the clamping grooves 15, they are set according to actual construction requirements and are not specifically limited herein.

[0040] In this embodiment, two clamping grooves 15 are arranged on each side of the fixing frame 11, and the distance between the two clamping grooves 15 corresponds to the first connecting component 12, which is not specifically limited herein.

[0041] Refer to Figure 3 and Figure 4 , Figure 3 , which shows a connection schematic diagram of the first connecting component of the present invention, Figure 4 , which shows a schematic structural diagram of the first connecting component of the present invention. The present invention provides a formwork for building pouring. The first connecting component 12 includes: a first plate body 121.

[0042] Among them, the first plate body 121 is attached to the outer wall of the fixing frame 11, and the size of the first plate body 121 is set corresponding to the size of the fixing frame 11, which is not specifically limited herein.

[0043] A plurality of positioning rods 122 are arranged on the inner side wall of the first plate body 121, and the plurality of positioning rods 122 are respectively and correspondingly clamped with the positioning grooves 14 on the fixing frame 11.

[0044] Wherein, the size, quantity and setting position of the positioning rod 122 correspond to the size, quantity and setting position of the positioning groove 14.

[0045] In this embodiment, four positioning rods 122 are arranged on the first plate body 121, and the four positioning rods 122 are symmetrically arranged on the first plate body 121.

[0046] Two side plates 123 are respectively arranged at the upper and lower ends of the first plate body 121, and a clamping space is formed between the two side plates 123 and the first plate body 121.

[0047] Wherein, the side plates 123 are arranged along the upper and lower end edges of the first plate body 121, the side plates 123 are perpendicular to the ends of the first plate body 121, and the same-side ends of the two side plates 123 extend towards the side where the positioning rods 122 are arranged. The clamping space formed between the two side plates 123 and the first plate body 121 clamps and accommodates the corresponding side edges of the adjacent fixing frames 11.

[0048] Two moving plates 124 are respectively arranged on the outer sides of the two side plates 123.

[0049] Wherein, the width and length of the moving plate 124 correspond to the setting of the side plate 123, and the moving plate 124 can move up and down on the outer side of the side plate 123.

[0050] A clamping rod 125 is arranged on the side of the moving plate 124 close to the side plate 123, and the end of the clamping rod 125 can be inserted into the clamping groove 15.

[0051] Wherein, the size, quantity and setting position of the clamping rod 125 correspond to the size, quantity and setting position of the positioning groove 14.

[0052] In this embodiment, two clamping rods 125 are arranged on each moving plate 124, and the two clamping rods 125 are symmetrically arranged on the moving plate 124.

[0053] Refer to Figure 4 , which shows a schematic structural diagram of the first connection component of the present invention. The present invention provides a formwork for building pouring. A rod groove 126 is provided on the side plate 123 for the positioning rod 122 to pass through.

[0054] Wherein, the movement of the moving plate 124 drives the positioning rod 122 to move up and down in the rod groove 126.

[0055] Refer to Figure 4 , which shows a schematic structural view of the first connection component of the present invention. The present invention provides a formwork for building pouring, and the side plate 123 is further provided with: a limiting groove 127, and the limiting groove 127 is opened on both sides of the rod groove 126.

[0056] Among them, the limiting grooves 127 on both sides of the rod groove 126 are symmetrically arranged, and the limiting groove 127 is communicated with the rod groove 126.

[0057] A limiting plate 128, the limiting plate 128 is movably installed inside the limiting groove 127, and the limiting plate 128 limits the clamping rod 125.

[0058] Among them, the limiting plate 128 can control the up and down height of the clamping rod 125 and the moving plate 124 connected thereto for limiting.

[0059] Refer to Figure 4 , which shows a schematic structural view of the first connection component of the present invention. The present invention provides a formwork for building pouring, and a spring 129 is provided in the limiting groove 127, and the spring 129 abuts against the side wall of the limiting plate 128.

[0060] Among them, the spring 129 abuts against the side of the limiting plate 128 away from the first plate body 121.

[0061] Refer to Figure 5 and Figure 6 , Figure 5 which shows a schematic structural view of the second connection component of the present invention, Figure 6 which shows a cross-sectional view of the second connection component of the present invention. The present invention provides a formwork for building pouring, and the second connection component 13 includes: a second plate body 131, and the second plate body 131 is arranged outside the splicing position of four adjacent formwork units 10.

[0062] Among them, the center point of the second plate body 131 coincides with the center point position of the splicing position of the four formwork units 10.

[0063] Four clamping blocks 132, the four clamping blocks 132 are respectively attached to the side walls of four adjacent formwork units 10, and the clamping blocks 132 are attached to the first connection component 12.

[0064] Among them, the four clamping blocks 132 are arranged at equal angles on the outside of the second plate body 131, and the four clamping blocks 132 can move simultaneously and equally for telescopic adjustment, and the movement range of each clamping block 132 is limited within the corresponding fixed frame 11.

[0065] In this embodiment, the clamping block 132 can move to the corner of the fixed frame 11 and abut against the adjacent first connection component 12, and the four clamping blocks 132 clamp the connection part of the four adjacent formwork units 10, further improving the connection strength.

[0066] Fixing cylinder 133 is arranged on the outer side wall of the second plate body 131.

[0067] Wherein, both ends of the fixing cylinder 133 are arranged in a penetrating manner. One end of the fixing cylinder 133 is connected to the outer side wall of the second plate body 131, and a cavity is arranged inside the fixing cylinder 133.

[0068] In this embodiment, a communication groove 1314 is arranged inside the second plate body 131, and the communication groove 1314 is arranged to communicate with the internal cavity of the fixing cylinder 133.

[0069] Multiple sliding and telescopic components are respectively connected between the fixing cylinder 133 and the corresponding clamping block 132. The sliding and telescopic components can adjust the distance between the clamping block 132 and the second plate body 131.

[0070] Wherein, the number of the sliding and telescopic components corresponds to the number of the clamping blocks 132, and the distances between the multiple sliding and telescopic components are arranged to be consistent.

[0071] A screwing adjustment component is arranged inside the fixing cylinder 133, and the screwing adjustment component is connected to the sliding and telescopic components, and can adjust the expansion and contraction of the sliding and telescopic components according to the distance between adjacent template units 10.

[0072] Wherein, the screwing adjustment component is controlled by manual screwing.

[0073] Refer to Figure 6 , which shows a cross-sectional view of the second connection component of the present invention. The present invention provides a formwork for building pouring. A suction cup 134 is arranged on the inner side wall of the second plate body 131, and the suction cup 134 is closely attached to the fixing frame 11.

[0074] Wherein, the number and arrangement position of the suction cups 134 are set according to actual requirements, and no specific limitation is made here.

[0075] In this embodiment, four suction cups 134 are arranged to respectively adsorb the corresponding fixing frames 11 on the four template units 10.

[0076] Refer to Figure 5 , which shows a schematic structural view of the second connection component of the present invention. The present invention provides a formwork for building pouring. The sliding and telescopic component includes: a sliding box 135, and the sliding box 135 is arranged on the second plate body 131.

[0077] Wherein, a first sliding groove 1312 is arranged on the sliding box 135, and the first sliding groove 1312 is arranged to be open to the outside on one side outer wall of the sliding box 135.

[0078] The sliding plate 136, one end of the sliding plate 136 is connected to the clamping block 132, and the other end of the sliding plate 136 is slidably disposed inside the sliding box 135.

[0079] Wherein, the sliding plate 136 is arranged to slide in the first sliding groove 1312 and drive the clamping block 132 to move.

[0080] The connecting rod 137, both ends of the connecting rod 137 are respectively hinged to the sliding plate 136 and the screw adjustment assembly.

[0081] Wherein, one end of the connecting rod 137 extends into and is connected to the sliding plate 136 from the first sliding groove 1312 on the sliding box 135.

[0082] In this embodiment, a plurality of second sliding grooves 1313 are equiangularly opened on the outer side of the fixed cylinder 133, the number and the setting positions of the second sliding grooves 1313 respectively correspond to the number and the setting positions of the sliding and telescoping assemblies, and the other end of the connecting rod 137 extends into the fixed cylinder 133 from the second sliding groove 1313 and is hinged to the screw adjustment assembly.

[0083] Refer to Figure 7 , which shows a cross-sectional view of the screw adjustment assembly of the present invention. The present invention provides a formwork for building pouring, and the screw adjustment assembly includes: a screw cylinder 138, and the screw cylinder 138 is arranged at the end of the fixed cylinder 133.

[0084] Wherein, both ends of the screw cylinder 138 are provided with through holes, and the cavity inside the screw cylinder 138 is communicated with the cavity inside the fixed cylinder 133.

[0085] In this embodiment, the caliber of the screw cylinder 138 is set to be smaller than the caliber of the fixed cylinder 133.

[0086] A screw rod 139, and the screw rod 139 is screwed inside the screw cylinder 138.

[0087] Wherein, one end of the screw rod 139 extends out of the outer port of the screw cylinder 138 for construction workers to hold and twist, and the outer side wall of the screw rod 139 is provided with an external thread structure.

[0088] A movable block 1310, the movable block 1310 is arranged inside the fixed cylinder 133, and one side of the movable block 1310 is rotatably connected to the end of the screw rod 139.

[0089] Wherein, the movable block 1310 is connected to the other end of the connecting rod 137, and the movable block 1310 can be driven by the screw rod 139 to move inside the fixed cylinder 133.

[0090] A piston 1311, the piston 1311 is arranged on the other side of the movable block 1310, and the piston 1311 can slide inside the fixed cylinder 133.

[0091] Among them, the outer wall of the piston 1311 is in close contact with the inner wall of the fixed cylinder 133, and since the communication groove 1314 is communicated with the internal cavity of the fixed cylinder 133, the piston 1311 can be driven by the screw 139 to slide in the internal cavity of the fixed cylinder 133 towards the communication groove 1314 inside the second plate body 131.

[0092] In this embodiment, turning the screw 139 pulls the outer side of the screw cylinder 138 to drive the moving block 1310 to move towards the outer end of the fixed cylinder 133, and at the same time pulls the connecting rod 137 of the sliding telescopic assembly, so that the clamping block 132 contracts towards the second plate.

[0093] Refer to Figure 8 , which shows a schematic flow chart of the construction method of a formwork for building pouring. The present invention provides a construction method of a formwork for building pouring, including the following steps:

[0094] Execute step S210: Provide a plurality of formwork units 10, and connect a fixed frame 11 to the outer wall of one side of the formwork unit 10, and splice and combine the plurality of formwork units 10 into a building mold.

[0095] Among them, the fixed frames 11 on the outer walls of the formwork units 10 are arranged on the same side, and then, step S20 is executed.

[0096] Execute step S220: Install a first connection component 12 between two adjacent formwork units 10 to clamp the fixed frames 11 on the two adjacent formwork units 10.

[0097] Among them, the two side plates 123 are respectively attached to the outer sides of the fixed frames 11 that are pasted back to back on the two formwork units 10. The clamping rods 125 on the inner sides of the side plates 123 are inserted into the clamping grooves 15 on the inner walls of the fixed frames 11, and the positioning rods 122 are correspondingly clamped with the positioning grooves 14 to clamp and fix two adjacent formwork units 10, which is convenient for mold installation. Then, step S230 is executed.

[0098] Execute step S230: Install a second connection component 13 between the four formwork units 10 adjacent up, down, left, and right to integrally clamp the four formwork units 10 adjacent up, down, left, and right.

[0099] Among them, the four clamping blocks 132 on the second plate body 131 are respectively arranged inside the fixing frames 11 on four adjacent template units 10, so that the four suction cups 134 on the second plate body 131 are respectively in close contact with the surfaces of the fixing frames 11 on four adjacent template units 10. Subsequently, the screw rod 139 is rotated to pull the movable block 1310 to move away from the template unit 10 side. The sliding plate 136 is pulled towards the fixed cylinder 133 through the connecting rod 137, so that the four clamping blocks 132 approach each other, and further the side walls of the clamping blocks 132 are pressed against the moving plate 124. On the one hand, the clamping stability of the clamping rod 125 and the clamping groove 15 is improved, and the connection strength between the template units 10 is improved. On the other hand, the four clamping blocks 132 clamp the four adjacent template units 10, further improving the connection strength. When the movable block 1310 moves, the piston 1311 is pulled to move, so that a negative pressure is generated between the suction cup 134 and the corresponding fixing frame 11. Under the action of the negative pressure, the connection strength between the four adjacent template units 10 is improved. Then, step S240 is executed.

[0100] Execute step S240: Inject a filling material into the template unit 10, and after the filling material is cured, the second connection assembly 13, the first connection assembly 12 and the template unit 10 are successively disassembled to obtain a cast-in-place building body.

[0101] Among them, the disassembly order is opposite to the above installation order.

[0102] The present invention has been described in detail in combination with the embodiments with the accompanying drawings. Those of ordinary skill in the art can make various changes to the present invention according to the above description. Therefore, some details in the embodiments should not constitute a limitation to the present invention, and the present invention will take the scope defined by the appended claims as the protection scope of the present invention.

Claims

1. A building casting template, characterized in that: include: A plurality of template units, wherein the plurality of template units can be spliced ​​and combined, and a space is formed inside the template units for injecting fillers; A fixing frame, wherein the fixing frame is arranged at one side of the template unit and along the edge of the side wall of the template unit; A first connecting component, wherein the first connecting component is disposed between two adjacent template units, and the first connecting component clamps the fixing frames on the adjacent template units; The second connecting component is arranged between four adjacent template units, and the second connecting component clamps the four adjacent template units as a whole.

2. A building casting formwork according to claim 1, characterized in that: The fixing frame is provided with: A plurality of positioning grooves, wherein the plurality of positioning grooves are arranged at intervals on the outer side wall of the fixing frame; A plurality of clamping grooves are arranged at intervals on the inner side wall of the fixing frame.

3. A building casting formwork according to claim 2, characterized in that: The first connection component includes: A first plate body; A plurality of positioning rods, the plurality of positioning rods being arranged on the inner side wall of the first plate body, and the plurality of positioning rods being respectively engaged with the positioning grooves on the fixing frame correspondingly; Two side plates, the two side plates are respectively arranged at the upper and lower ends of the first plate body, and a clamping space is formed between the two side plates and the first plate body; Two movable plates, the two movable plates are respectively arranged on the outer sides of the two side plates; A clamping rod is arranged on a side of the movable plate close to the side plate, and an end of the clamping rod can be clamped into the clamping groove.

4. A building casting formwork according to claim 3, characterized in that: The side plate is provided with a rod groove, and the positioning rod is passed through the rod groove.

5. A building casting formwork according to claim 4, characterized in that: The side panel is also provided with: Limiting grooves, the limiting grooves are arranged on both sides of the rod groove; A limiting plate is movably installed inside the limiting groove, and the limiting plate limits the clamping rod.

6. A building casting formwork according to claim 5, characterized in that: A spring is arranged in the limiting groove, and the spring abuts against the side wall of the limiting plate.

7. A building casting formwork according to claim 1, characterized in that: The second connection component comprises: A second plate body, the second plate body being arranged outside the joint of four adjacent template units; Four clamping blocks, the four clamping blocks are respectively attached to four adjacent side walls of the template units, and the clamping blocks are attached to the first connecting assembly; A fixed tube, the fixed tube is arranged on the outer side wall of the second plate body; A plurality of sliding telescopic components, each of which is connected between the fixed tube and the corresponding clamping block, and the sliding telescopic components can adjust the distance between the clamping block and the second plate body; The screw-type adjustment component is arranged in the fixed tube and connected to the sliding telescopic component, and the telescopic movement of the sliding telescopic component can be adjusted according to the spacing between adjacent template units.

8. A building casting formwork according to claim 7, characterized in that: A suction cup is arranged on the inner side wall of the second plate body, and the suction cup is in close contact with the fixing frame.

9. A building casting formwork according to claim 7, characterized in that: The sliding telescopic assembly comprises: A sliding box, wherein the sliding box is arranged on the second plate body; A sliding plate, one end of which is connected to the clamping block, and the other end of which is slidably disposed on the inner side of the sliding box; A connecting rod, both ends of which are respectively hinged to the sliding plate and the screw adjustment assembly.

10. A building casting formwork according to claim 1, characterized in that: The screw-type adjustment assembly comprises: A screw barrel, the screw barrel being arranged at the end of the fixed barrel; A screw, the screw being threadedly connected to the interior of the barrel; A movable block, wherein the movable block is disposed in the fixed cylinder, and one side of the movable block is rotatably connected to the end of the screw rod; The piston is arranged on the other side of the movable block and can slide in the fixed cylinder.

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