Wooden formwork fixer for building construction
By using leftover steel bars from construction sites and trapezoidal inserts for fixing, the problems of high fixing costs and difficult disassembly of existing wooden formwork have been solved, achieving cost savings and efficiency improvements.
Patent Information
- Application Number
- CN202423240111.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-27
AI Technical Summary
Current methods for fixing wooden formwork in construction require various types of screws and nuts. Dust at the construction site affects the use of these components, leading to their scrapping and increased costs.
Leftover steel bars from construction sites are used as replacement screw rods. Trapezoidal inserts and U-shaped plates are used to fix the structure. The formwork is fixed by the cooperation of the inserts and holes, making use of the waste steel bar resources and simplifying the fixing process.
It saves on template installation and fixing costs, improves installation efficiency, and facilitates disassembly through pre-drilled holes, reducing construction costs and disassembly difficulty.
Smart Images
Figure CN223853844U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to building wooden formwork fixing equipment technical field, specifically discloses a wooden formwork fixer for building construction. BACKGROUND
[0002] The building wooden formwork is a kind of formwork material commonly used in building engineering, is mainly made of wood or wood-based material, and mainly provides support and wakes up when pouring concrete, ensures that concrete structure, purchase is according to the position and geometric dimension forming, and ensures that its position is correct, the building wooden formwork is easy to process and cut, can adapt to the construction demand of complex shape, is convenient to carry and install, and the construction difficulty is lower, can be applied to the construction environment of various building structures, the main method of existing building wooden formwork fixing is to use screw rod fixing, one iron and nut are fixed at both ends, workers need to first drill hole at suitable position on formwork, the both ends of screw rod are respectively passed through both sides formwork, and after iron is sleeved, nut is tightened, to complete the fixing of one fixed point, after sequentially fixing all point positions, the installation operation of formwork is completed, after acceptance, concrete can be poured in the geometric shape formed by formwork, in order to adapt to the formwork fixing before concrete pouring operation of different thickness in the same building, often need to be equipped with multiple models of screw rod, iron and nut, and dust and small sand on construction site are easily attached on above-mentioned components, affect the use of above-mentioned components, cause the generation of above-mentioned components scrap phenomenon, not conducive to saving the cost of formwork fixing and building construction, therefore, in order to solve the above problems, the utility model provides a wooden formwork fixer for building construction. CONTENT OF UTILITY MODEL
[0003] The utility model aims at providing a wooden formwork fixer for building construction, can use the remaining steel bars with shorter size generated in building construction site to replace screw rod, realizes waste utilization, saves the cost of building construction, uses trapezoidal insert block to fix steel bar, improves the efficiency of formwork installation.
[0004] The utility model is realized through the following technical schemes:
[0005] A wooden formwork fixer for building construction, including four formwork bodies, four formwork bodies are oppositely arranged in pairs respectively, four formwork bodies all include a plurality of wood chips and support plates, a plurality of wood chips all are connected with a plurality of support plates on one side, both ends of support plate are all provided with mounting hole, the inside of mounting hole is provided with steel bar and passes through, both ends of steel bar are all provided with fixed structure, fixed structure includes U-shaped plate, both sides of U-shaped plate are all provided with insert hole, the inside of insert hole is provided with insert block and passes through.
[0006] As a further setting of the above scheme, the U-shaped plate is provided with a connecting hole at one end away from the support plate, and the two ends of the steel bar are respectively inserted into the connecting holes of the two U-shaped plates, so that the steel bar and the U-shaped plate can be aligned conveniently.
[0007] As a further setting of the above scheme, the U-shaped plate is provided with a marking plate at one side away from the support plate, so that the size information of the U-shaped plate and the plug-in block and other components in the fixed structure can be marked conveniently.
[0008] As a further setting of the above scheme, the plug-in block is in the shape of a trapezoid with one end smaller than the other, and the small end of the plug-in block is inserted into the inside of the mounting hole, so that the plug-in block can be inserted into the insertion hole and the mounting hole during use, the depth of the plug-in block inserted into the mounting hole is adjusted to adjust the spacing between the steel bar and the wall of the mounting hole, and the steel bar can be fixed in the mounting hole.
[0009] As a further setting of the above scheme, the plug-in block is provided with a reserved hole at one end away from the U-shaped plate, so that after the concrete is solidified, the end of a screwdriver or crowbar can be inserted into the reserved hole to pull out the plug-in block from the insertion hole and the mounting hole, the fixation of the steel bar is released, and the disassembly of the fixed structure and the steel bar can be completed.
[0010] The U-shaped plate and the plug-in block in the utility model are the same as the components such as the iron and the nut on the construction site, and are all made of iron casting.
[0011] The utility model has the following beneficial effects in use:
[0012] The steel bar with a length of less than one meter remaining on the construction site is used as waste instead of the traditional screw rod, the two ends of the steel bar are respectively fixed by using two fixed structures, the cost of the formwork installation and fixation can be effectively saved, the design of the two insertion holes in the fixed structure can facilitate workers to insert the plug-in block into any insertion hole, and the alignment time of the insertion hole and the mounting hole is saved.
[0013] 2. The design of the trapezoidal plug-in block facilitates workers to adjust the depth of the plug-in block inserted into the mounting hole according to the diameter of the steel bar, so as to adjust the spacing between the steel bar and the wall of the mounting hole, so that the steel bar can be fixed in the mounting hole, the design of the reserved hole facilitates workers to insert the end of a screwdriver or crowbar into the reserved hole to pull out the plug-in block from the insertion hole and the mounting hole after the concrete is solidified, the fixation of the steel bar is released, the disassembly of the fixed structure and the steel bar is completed, and the disassembly efficiency of the fixed structure is improved. BRIEF DESCRIPTION OF DRAWINGS
[0014] In order to make the technical scheme of the embodiments of the present application clearer, the following will briefly introduce the drawings needed for the embodiment description. Obviously, the drawings described in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.
[0015] Figure 1 It is a perspective view of the present application;
[0016] Figure 2 It is a perspective view of the first structure of the template body in the present application;
[0017] Figure 3 It is a perspective view of the second structure of the template body in the present application;
[0018] Figure 4 It is a perspective view of the present application Figure 3 It is an enlarged view of point A in the present application;
[0019] Figure 5 It is a perspective view of the U-shaped plate in the present application;
[0020] Figure 6 It is a perspective view of the U-shaped plate after being straightened in the present application.
[0021] In the figure: 1, template body, 2, fixed structure; 11, wood chip; 12, support plate; 121, mounting hole; 13, steel bar; 21, U-shaped plate; 211, jack; 212, connecting hole; 22, identification plate; 23, plug block; 231, reserved hole. DETAILED DESCRIPTION
[0022] In order to make the technical scheme of the embodiments of the present application clearer, the following will briefly introduce the drawings needed for the embodiment description. Obviously, the drawings described in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.
[0023] It should be noted that the embodiments and the features in the embodiments in the present application can be combined with each other without conflict. The following will describe the present application in detail with reference to the accompanying drawings Figures 1-6 and in combination with the embodiments.
[0024] The embodiment discloses a wooden formwork fixing device for building construction, which comprises four formwork bodies 1, the four formwork bodies 1 are arranged oppositely in pairs, and each of the four formwork bodies 1 comprises a plurality of wood pieces 11 and a supporting plate 12, a plurality of supporting plates 12 are connected to one side of the wood piece 11, mounting holes 121 are arranged at the two ends of the supporting plate 12, a reinforcing steel bar 13 is arranged in the mounting hole 121, a fixing structure 2 is arranged at the two ends of the reinforcing steel bar 13, the fixing structure 2 comprises a U-shaped plate 21, plug holes 211 are arranged at the two sides of the U-shaped plate 21, and plug blocks 23 are arranged in the plug holes 211.
[0025] As shown in Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 6 , one end of the U-shaped plate 21 away from the supporting plate 12 is provided with a connecting hole 212, and the two ends of the reinforcing steel bar 13 respectively penetrate the connecting holes 212 in the two U-shaped plates 21, so that the reinforcing steel bar 13 and the U-shaped plate 21 can be aligned conveniently.
[0026] As shown in Figure 3 , Figure 4 and Figure 5 , the U-shaped plate 21 is provided with an identification plate 22 away from the supporting plate 12, so that the size information of the components such as the U-shaped plate 21 and the plug block 23 in the fixing structure 2 can be marked conveniently.
[0027] As shown in Figure 2 and Figure 4 , the plug block 23 is a trapezoid with a small head and a large head, the small head end of the plug block 23 penetrates the inside of the mounting hole 121, the plug block 23 can be inserted into the plug hole 211 and the mounting hole 121 in the process of use, the depth of the plug block 23 inserted into the mounting hole 121 is adjusted to adjust the spacing between the reinforcing steel bar 13 and the hole wall of the mounting hole 121, so that the reinforcing steel bar 13 can be fixed in the mounting hole 121.
[0028] As shown in Figure 3 and Figure 4 , the plug block 23 is provided with a reserved hole 231 away from the U-shaped plate 21, after the concrete is solidified, the worker can insert one end of a screwdriver or a crowbar into the reserved hole 231 to pull out the plug block 23 from the plug hole 211 and the mounting hole 121, release the fixing of the reinforcing steel bar 13, and complete the disassembly of the fixing structure 2 and the reinforcing steel bar 13.
[0029] The wood formwork fixer for building construction disclosed by the embodiment is used before the plurality of wood pieces 11 in the four formwork bodies 1 are sequentially connected with the plurality of support plates 12 to form the completed formwork body 1, the mounting holes 121 are formed at both ends of the support plate 12 by using the hole forming device, after the hole forming is completed, the four formwork bodies 1 are respectively installed at four sides of the framework formed by the reinforcing steel bars 13 and the steel wires to form a cuboid, the reinforcing steel bars 13 are inserted into the mounting holes 121 in the support plates 12 arranged oppositely in pairs, the two U-shaped plates 21 are respectively placed at both ends of the same reinforcing steel bar 13, the small head ends of the two inserting blocks 23 are respectively inserted into the insertion holes 211 on one side of the two U-shaped plates 21, the big head end of the inserting block 23 is knocked by using the hammer, the inserting block 23 is inserted into the mounting hole 121, the two sides of the inserting block 23 are respectively extruded to the two sides of the insertion hole 211, the U-shaped plate 21 is fixed on one side of the support plate 12 through the friction between the inserting block 23 and the insertion hole 211, the depth of the inserting block 23 inserted into the mounting hole 121 is adjusted, that is, the spacing between the reinforcing steel bar 13 and the hole wall of the mounting hole 121 is adjusted, the reinforcing steel bar 13 is fixed in the mounting hole 121, the side of the reinforcing steel bar 13 close to the wood piece 11 is attached to the wood piece 11, the protrusions on the surface of the reinforcing steel bar 13 can generate strong friction with the inserting block 23, so that the fixing effect of the whole formed by the reinforcing steel bar 13 and the fixing structure 2 on the wood formwork is ensured, the remaining reinforcing steel bars 13 and the fixing structures 2 are installed according to the same operation as described above, after the installation is completed, the concrete can be poured on the inside of the wood formwork after the acceptance is qualified.
[0030] The formwork body 1, the wood piece 11, the support plate 12, the reinforcing steel bar 13, the U-shaped plate 21 and the identification plate 22 and other components in the wood formwork fixer for building construction are all general standard components or components known by the person skilled in the art, and the structure and principle thereof can be known by the person skilled in the art through a technical manual or through a conventional experimental method.
[0031] The above is only a preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A wooden formwork fixing device for building construction, comprising four formwork bodies, the four formwork bodies are arranged oppositely in pairs respectively, the four formwork bodies each comprise a plurality of wood pieces and a support plate, one side of the plurality of wood pieces is connected with the plurality of support plates, characterized in that, Both ends of the support plate are provided with mounting holes, the inside of the mounting hole is provided with a steel bar penetrating through, both ends of the steel bar are provided with a fixing structure, the fixing structure comprises a U-shaped plate, both sides of the U-shaped plate are provided with a insertion hole, the inside of the insertion hole is provided with an insertion block penetrating through.
2. The wooden formwork fixing device for building construction according to claim 1, characterized in that, The U-shaped plate is provided with a connecting hole away from the support plate, both ends of the steel bar penetrate through the connecting hole in the two U-shaped plates respectively.
3. The wooden formwork fixing device for building construction according to claim 1, characterized in that, The U-shaped plate is provided with a mark plate away from the support plate.
4. The wooden formwork fixing device for building construction according to claim 1, characterized in that, The insertion block is a trapezoidal shape with one end smaller than the other, the small end of the insertion block penetrates through the inside of the mounting hole.
5. The wooden formwork fixing device for building construction according to claim 1, wherein The insertion block is provided with a reserved hole away from the U-shaped plate.