CN213674737U - Through-wall hole forming tool for prefabricated wall - Google Patents
Through-wall hole forming tool for prefabricated wall Download PDFInfo
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- CN213674737U CN213674737U CN202022273799.5U CN202022273799U CN213674737U CN 213674737 U CN213674737 U CN 213674737U CN 202022273799 U CN202022273799 U CN 202022273799U CN 213674737 U CN213674737 U CN 213674737U
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Abstract
The utility model discloses a through-wall hole shaping tool for prefabricated wall, the support column is fixed on the upper end face of the lower die table through the indirect welding of the bottom plate, the vertical precision of the support column is improved, thereby ensuring that the rod body forms a through-wall hole with good vertical performance after being removed on the prefabricated wall, and reducing the difficulty of the opposite-pulling connection of the reinforcing steel bars between the adjacent prefabricated walls or between the prefabricated wall and the cast-in-place structural wall on the same horizontal plane during the prefabricated wall assembly construction; when the lower die table is demoulded, the lower die table is gradually pushed downwards to be removed by utilizing the downward driving force of the rod body, and the bottom plate is of a frustum structure with a small upper part and a large lower part, so that the phenomenon of serious chiseling damage to the lower end face of the prefabricated wall body when the lower die table falls to be removed is reduced, and the smoothness of the surface of the prefabricated wall body is ensured; this shaping frock structural design is simple reasonable, and the feasibility is high in the preparation implementation, and can recycle, does not need pre-buried wall body of wearing in pouring fashioned prefabricated wall body, has guaranteed prefabricated wall body's economical and practical nature.
Description
Technical Field
The utility model relates to a prefabricated wall body processing technology field, concretely relates to through-wall hole shaping frock for prefabricated wall body.
Background
In the prefabricated building, the types of components for assembly mainly comprise a prefabricated wall body, a prefabricated staircase, a prefabricated beam, a prefabricated column, a prefabricated balcony and the like, and the components can be transported to a construction site for assembly after being produced and processed in a workshop.
The prefabricated wall body is small in general size, convenient to carry and lift and assemble, and steel bars are reserved on the left end face, the right end face and the upper end face of the prefabricated wall body. In the assembling construction process of the prefabricated wall body: the opposite-pulling connection of the reinforcing steel bars between the end surfaces of two adjacent prefabricated wall bodies on the same horizontal plane is realized through a welding mode; or after the prefabricated wall is assembled, the steel bars at the end face of the prefabricated wall are welded with the end parts of the steel bars in the wall body of the cast-in-place structure.
The wall penetrating pipe bodies which vertically penetrate through the wall surface are embedded in the left end edge and the right end edge of the prefabricated wall body at vertical intervals respectively, the wall penetrating pipe bodies are high-quality PVC pipe bodies generally, cost is high, and the wall penetrating pipe bodies are easy to stress, bend and deform in the forming process of the prefabricated wall body, so that the difficulty in oppositely pulling and connecting reinforcing steel bars between adjacent prefabricated wall bodies or between the prefabricated wall body and the wall body of a cast-in-place structure on the same horizontal plane in the construction and assembly process is high. At present, in the process of processing and forming a prefabricated wall body, most of wall-penetrating pipe bodies are vertically sleeved on a plurality of vertical positioning pins on the upper end face of a lower die table, and then concrete is poured into a die to be cured to form the prefabricated wall body, and the prefabricated wall body is maintained and demoulded. Because the vertical positioning pin is manually welded on the upper end face of the lower die table, the vertical precision of the vertical positioning pin is difficult to control, and welding scabs are left at the lower end part of the vertical positioning pin, so that the prefabricated wall body is difficult to lift and remove the lower die table.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a through-wall hole forming tool for a prefabricated wall, wherein a support column is indirectly welded and fixed on the upper end surface of a lower die table through a bottom plate, so that the vertical accuracy of the support column is improved, the formation of a through-wall hole with good vertical performance after the rod body is removed from the prefabricated wall is ensured, and the difficulty of oppositely pulling and connecting reinforcing steel bars between adjacent prefabricated walls or between the prefabricated wall and a cast-in-place structural wall on the same horizontal plane during the assembly construction of the prefabricated wall is reduced; when the lower die table is demoulded, the lower die table is gradually pushed downwards to be removed by utilizing the downward driving force of the rod body, and the bottom plate is of a frustum structure with a small upper part and a large lower part, so that the phenomenon of serious chiseling damage to the lower end face of the prefabricated wall body when the lower die table falls to be removed is reduced, and the smoothness of the surface of the prefabricated wall body is ensured; this shaping frock structural design is simple reasonable, and the feasibility is high in the preparation implementation, and can recycle, does not need pre-buried wall body of wearing in pouring fashioned prefabricated wall body, has guaranteed prefabricated wall body's economical and practical nature.
In order to realize the above object, the technical scheme of the utility model a design a through-wall hole shaping frock for prefabricated wall body, including the body of rod and bottom plate, bottom plate horizontal weld fixation is in the up end of lower moulding bed, the up end of bottom plate has set firmly the support column perpendicularly, body of rod one end have with the slotted hole of support column adaptation, the body of rod passes through the vertical grafting of slotted hole on the support column of bottom plate, the length of the body of rod > the thickness of prefabricated wall body.
The utility model discloses a through-wall hole shaping frock for prefabricated wall body, the support column is fixed in the up end of lower die bed through the indirect welding of bottom plate, has improved the vertical precision of support column to guarantee that the body of rod forms the through-wall hole that vertical performance is good after getting rid of on prefabricated wall body, reduced when prefabricated wall body assembly construction lie in adjacent prefabricated wall body on the same horizontal plane or prefabricated wall body and cast-in-place structure wall body between the reinforcing bar difficulty of drawing the connection; when the lower die table is demoulded, the lower die table is gradually pushed downwards to be removed by utilizing the downward driving force of the rod body, and the bottom plate is of a frustum structure with a small upper part and a large lower part, so that the phenomenon of serious chiseling damage to the lower end face of the prefabricated wall body when the lower die table falls to be removed is reduced, and the smoothness of the surface of the prefabricated wall body is ensured; this shaping frock structural design is simple reasonable, and the feasibility is high in the preparation implementation, and can recycle, does not need pre-buried wall body of wearing in pouring fashioned prefabricated wall body, has guaranteed prefabricated wall body's economical and practical nature.
The preferred technical scheme is that the rod body is of a circular conical rod structure, and the slotted hole is located in the center of the end, with the larger outer diameter, of the rod body. When the body of rod was pour the shaping in the internal mould of prefabricated wall, the minor diameter end of the body of rod exposes in the upper end outside of prefabricated wall, is convenient for hit the body of rod through from the top down and is got rid of the body of rod and lower mould platform to improve the drawing of patterns convenience and the drawing of patterns efficiency of the body of rod and lower mould platform, the damage degree of the body of rod to prefabricated wall inside when having reduced the drawing of patterns simultaneously.
In a further preferred technical scheme, the bottom plate is of a circular frustum structure, the support column is vertically positioned at the center of the end face with the smaller outer diameter of the bottom plate, and the outer diameter of the support column is smaller than that of the bottom plate. The laminating compactedness of the body of rod lower extreme and bottom plate up end is good, avoids in concrete thick liquid gets into the gap between body of rod lower extreme slotted hole and support column, has guaranteed the drawing of patterns efficiency of the body of rod and lower mould platform.
Further preferred technical scheme still, the body of rod, bottom plate and support column are steel. The steel has good hardness and high cost performance, and the vertical precision of the through-wall hole in the prefabricated wall body is ensured.
In order to further ensure the compactness of the joint between the lower end face of the rod body and the upper end face of the bottom plate, the further preferred technical scheme is that the bottom plate and the support columns are integrally processed and molded.
The utility model has the advantages and the beneficial effects that:
1. the utility model discloses a through-wall hole shaping frock for prefabricated wall body, the support column is fixed in the up end of lower die bed through the indirect welding of bottom plate, has improved the vertical precision of support column to guarantee that the body of rod forms the through-wall hole that vertical performance is good after getting rid of on prefabricated wall body, reduced when prefabricated wall body assembly construction lie in adjacent prefabricated wall body on the same horizontal plane or prefabricated wall body and cast-in-place structure wall body between the reinforcing bar difficulty of drawing the connection; when the lower die table is demoulded, the lower die table is gradually pushed downwards to be removed by utilizing the downward driving force of the rod body, and the bottom plate is of a frustum structure with a small upper part and a large lower part, so that the phenomenon of serious chiseling damage to the lower end face of the prefabricated wall body when the lower die table falls to be removed is reduced, and the smoothness of the surface of the prefabricated wall body is ensured; this shaping frock structural design is simple reasonable, and the feasibility is high in the preparation implementation, and can recycle, does not need pre-buried wall body of wearing in pouring fashioned prefabricated wall body, has guaranteed prefabricated wall body's economical and practical nature.
2. The rod body is of a circular conical rod structure, and the slotted hole is located in the center of the end, with the larger outer diameter, of the rod body. When the body of rod was pour the shaping in the internal mould of prefabricated wall, the minor diameter end of the body of rod exposes in the upper end outside of prefabricated wall, is convenient for hit the body of rod through from the top down and is got rid of the body of rod and lower mould platform to improve the drawing of patterns convenience and the drawing of patterns efficiency of the body of rod and lower mould platform, the damage degree of the body of rod to prefabricated wall inside when having reduced the drawing of patterns simultaneously.
3. The bottom plate is of a circular frustum structure, the supporting column is vertically located in the center of the end face with the smaller outer diameter of the bottom plate, and the outer diameter of the supporting column is smaller than that of the bottom plate. The laminating compactedness of the body of rod lower extreme and bottom plate up end is good, avoids in concrete thick liquid gets into the gap between body of rod lower extreme slotted hole and support column, has guaranteed the drawing of patterns efficiency of the body of rod and lower mould platform.
4. The rod body, the bottom plate and the support columns are made of steel. The steel has good hardness and high cost performance, and the vertical precision of the through-wall hole in the prefabricated wall body is ensured.
Drawings
Fig. 1 is a schematic structural view of a rod body of a wall through hole forming tool for a prefabricated wall in embodiment 1;
fig. 2 is a schematic structural view of a matching relationship between a base plate and a support column of the wall through hole forming tool for a prefabricated wall in embodiment 1;
fig. 3 is a schematic structural view of a through-wall hole forming tool for a prefabricated wall in embodiment 1;
fig. 4 is a schematic structural view of a rod body of the wall through hole forming tool for a prefabricated wall in embodiment 2;
fig. 5 is a schematic structural view of a rod body of the wall through hole forming tool for a prefabricated wall in embodiment 3;
fig. 6 is a schematic structural diagram of a matching relationship between a bottom plate and a support column of the wall through hole forming tool for a prefabricated wall in embodiment 3.
In the figure: 1. a rod body; 2. a base plate; 3. a support pillar; 1-1, slotted hole.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in fig. 1-3, the utility model relates to a through-wall hole shaping frock for prefabricated wall body, including the body of rod 1 and bottom plate 2, 2 horizontal welded fastening of bottom plate are in the up end of lower mould platform, the up end of bottom plate 2 has set firmly support column 3 perpendicularly, 1 one end of the body of rod have with the slotted hole 1-1 of support column 3 adaptation, the body of rod 1 is through the vertical grafting of slotted hole 1-1 on the support column 3 of bottom plate 2, the length of the body of rod 1 > the thickness of prefabricated wall body.
Preferably, the rod body 1 is a circular conical rod structure, and the slotted hole 1-1 is located at the center of the end of the rod body 1 with the larger outer diameter.
Further preferably, the bottom plate 2 is a circular frustum structure, the supporting column 3 is vertically located at the center of the end surface of the bottom plate 2 with the smaller outer diameter, and the outer diameter of the supporting column 3 is smaller than the outer diameter of the bottom plate 2.
Further preferably, the rod body 1, the bottom plate 2 and the supporting column 3 are all made of steel.
It is further preferred that the base plate 2 and the support column 3 are integrally formed.
Further preferably, the length of the rod body 1 is 218mm, the outer diameter of one end of the rod body 1 is 20mm, the outer diameter of the other end of the rod body 1 is 27mm, the inner diameter of the slotted hole 1-1 is 15.5mm, and the depth of the slotted hole is 25 mm; the outer diameter of one end of the bottom plate 2 is 27mm, the outer diameter of the other end of the bottom plate is 35mm, and the thickness of the bottom plate is 10 mm; the outer diameter of the support column 3 is 15mm, and the height is 20 mm. The tool is suitable for the prefabricated wall body die made of wood boards, and the thickness of the prefabricated wall body is less than 200 mm.
Example 2
As shown in fig. 4, the utility model relates to a through-wall hole shaping frock for prefabricated wall body, the difference with embodiment 1 lies in, the length of the body of rod 1 is 318 mm. The tool is suitable for the prefabricated wall body die made of wood boards, and the thickness of the prefabricated wall body is less than 300 mm.
Example 3
As shown in fig. 5 to 6, the utility model relates to a through-wall hole forming tool for prefabricated wall, which is different from embodiment 1 in that the outer diameter of one end of the rod body 1 is 30mm, the outer diameter of the other end is 35mm, and the inner diameter of the slot hole 1-1 is 18.5 mm; the outer diameter of one end of the bottom plate 2 is 35mm, and the outer diameter of the other end of the bottom plate is 42 mm; the outer diameter of the support column 3 is 18 mm. The tool is suitable for prefabricated wall molds made of metal materials such as aluminum plates, and the thickness of the prefabricated wall is below 200 mm.
The utility model is used for the through-wall hole shaping frock of prefabricated wall body can also be according to waiting to water thickness, the nimble other size structure of selecting of mould material of prefabricated wall body.
The application principle of the through-wall hole forming tool for the prefabricated wall in the embodiment 1-3 is as follows:
step 1: welding and fixing a plurality of bottom plates 2 on the upper end surface of the lower die table at intervals according to a certain size;
step 2: building a mould of a prefabricated wall body, and paving corresponding reinforcing steel bars in the mould;
and step 3: inserting a plurality of rod bodies 1 on support columns 3 on a bottom plate 2 in a one-to-one correspondence manner (see fig. 3);
and 4, step 4: pouring a certain amount of concrete slurry into the mould, vibrating to compact, curing and demoulding after solidification.
Wherein, the removing mode of the lower die table in the step 4 is as follows: and hoisting the prefabricated wall body, vertically hammering the upper end part of the rod body 1 downwards from the upper end surface of the prefabricated wall body, and gradually pushing the lower die table downwards to remove the lower end part of the rod body 1.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a wall hole shaping frock for prefabricated wall body, a serial communication port, including the body of rod (1) and bottom plate (2), bottom plate (2) horizontal welded fastening is in the up end of lower moulding bed, the up end of bottom plate (2) has set firmly support column (3) perpendicularly, body of rod (1) one end have with slotted hole (1-1) of support column (3) adaptation, the body of rod (1) is through the vertical grafting of slotted hole (1-1) on support column (3) of bottom plate (2), the length of the body of rod (1) > the thickness of prefabricated wall body.
2. The tooling for forming the through-wall hole of the prefabricated wall body according to claim 1, wherein the rod body (1) is of a circular conical rod structure, and the slotted hole (1-1) is positioned at the center of one end of the rod body (1) with the larger outer diameter.
3. The tool for forming the through-wall hole for the prefabricated wall body as claimed in claim 2, wherein the bottom plate (2) is of a circular frustum structure, the supporting column (3) is vertically positioned in the center of the end face of the bottom plate (2) with the smaller outer diameter, and the outer diameter of the supporting column (3) is smaller than that of the bottom plate (2).
4. The through-wall hole forming tool for the prefabricated wall body as claimed in claim 3, wherein the rod body (1), the bottom plate (2) and the support column (3) are all made of steel.
5. The through-wall hole forming tool for the prefabricated wall body as claimed in claim 4, wherein the bottom plate (2) and the supporting columns (3) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022273799.5U CN213674737U (en) | 2020-10-14 | 2020-10-14 | Through-wall hole forming tool for prefabricated wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022273799.5U CN213674737U (en) | 2020-10-14 | 2020-10-14 | Through-wall hole forming tool for prefabricated wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213674737U true CN213674737U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022273799.5U Active CN213674737U (en) | 2020-10-14 | 2020-10-14 | Through-wall hole forming tool for prefabricated wall |
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| Country | Link |
|---|---|
| CN (1) | CN213674737U (en) |
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- 2020-10-14 CN CN202022273799.5U patent/CN213674737U/en active Active
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