CN215241613U - Prefabricated wallboard wall hole forming device - Google Patents
Prefabricated wallboard wall hole forming device Download PDFInfo
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- CN215241613U CN215241613U CN202121320088.7U CN202121320088U CN215241613U CN 215241613 U CN215241613 U CN 215241613U CN 202121320088 U CN202121320088 U CN 202121320088U CN 215241613 U CN215241613 U CN 215241613U
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Abstract
The utility model relates to the technical field of assembly type buildings, in particular to a prefabricated wall panel wall hole forming device, which comprises a core rod, wherein the core rod comprises a constant diameter section and a reducing section, the reducing section is arranged in a conical manner, and the constant diameter section is connected to the end with the smaller diameter of the reducing section; the isometric section of plug can dismantle with fixed compressing tightly the piece and be connected, the mounting can dismantle with the mould and be connected. Aim at is through combining together plug, nut, quarter bend for can carry out the accurate positioning to the plug before pouring, and when the drawing of patterns, can realize quick drawing of patterns through the mode of strikeing, avoid the condition of unable drawing of patterns.
Description
Technical Field
The utility model belongs to the technical field of the assembly type structure, concretely relates to prefabricated wallboard wall hole forming device.
Background
The prefabricated building is a building which is formed by assembling and connecting concrete prefabricated components serving as main components, wherein the prefabricated wall boards are important components in the prefabricated building, and the common component types of the prefabricated wall boards are as follows: prefabricated shear wall (inside and outside), prefabricated maintenance wall and prefabricated inner (partition) wall. The reserved embedded parts inside the prefabricated wall plate mainly comprise grouting sleeves, temporary supporting sleeves (nuts), reserved window wall holes, reserved wall penetrating holes of gas air conditioners and the like.
The most common forming mode of wall through hole is pre-buried PVC pipe, but pre-buried PVC pipe has increased the consumptive material quantity, and the PVC pipe is very easily out of shape, can't effectively guarantee the size of wall through hole when pouring. For a through-wall hole with waterproof requirements, the inner side of the wall is a small-diameter end of the hole, and the outer side of the wall is a large-diameter end of the hole. When the prefabricated external wall panel is reversely beaten (the external wall surface contacts with the mold surface), because the small end surface of the core rod is positioned at the upper side and the large end surface is positioned at the lower side, the prefabricated core rod cannot be upwards pulled out during initial setting, and the demolding difficulty is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve when the prefabricated external wall panel is turned over and is beaten technology, the unable accurate positioning of plug, the problem of extracting, the utility model provides a prefabricated wall panel wall hole forming device, this wall hole forming device should wear through combining together plug, nut, quarter bend for can carry out the accurate positioning to the plug before pouring, and when the drawing of patterns, can realize the quick drawing of patterns through the mode of strikeing, avoided the condition of unable drawing of patterns.
The utility model adopts the technical proposal that: a prefabricated wall panel through-wall hole forming device comprises a core rod, wherein the core rod comprises an equal-diameter section and a variable-diameter section, the variable-diameter section is arranged in a conical mode, and the end, with the smaller diameter, of the variable-diameter section is connected with the equal-diameter section; the isometric section of plug can dismantle with fixed compressing tightly the piece and be connected, the mounting can dismantle with the mould and be connected.
Preferably, the fixed pressing piece comprises a rectangular pipe, the rectangular pipe is arranged above the die, the side edges of the dies at the two ends of the rectangular pipe are connected through bolts, a threaded hole is formed in the rectangular pipe, threads are arranged on the equal-diameter section, and the threaded hole is matched with the equal-diameter section.
Preferably, the equal-diameter section is provided with a nut, and the nut is positioned between the rectangular pipe and the die.
Preferably, the fixed pressing piece comprises a rectangular pipe, the rectangular pipe is arranged above the die, the side edges of the die at two ends of the rectangular pipe are connected through bolts, a sliding groove is arranged on the rectangular pipe, and the length of the sliding groove is equal to that of the rectangular pipe; the equal-diameter section is provided with a nut, and the nut is positioned between the rectangular pipe and the die; the width of spout is greater than the diameter of constant diameter section, the width of spout is less than the diameter of nut.
Preferably, a locking nut is arranged on the equal-diameter section and is positioned above the rectangular pipe.
The utility model discloses an useful part lies in: when the prefabricated part is poured by adopting a reverse beating process, the utility model can accurately position through the rectangular tube, and can ensure that the core rod is in a fastening state through screwing the nut, and the positioning of the through-wall hole is not accurate because the core rod cannot move during pouring; the utility model discloses can set up the little terminal surface of reducing section on the plug up, guarantee that the preceding aperture of inboard is little, outside wall face aperture is big, when the drawing of patterns, only need beat the plug downwards, can accomplish quick drawing of patterns.
Drawings
Fig. 1 is a schematic structural view of the utility model;
FIG. 2 is a schematic representation of a preform after hole formation;
fig. 3 shows another embodiment of the fixed compression element.
In the figure: 1-mould, 2-rectangular pipe, 3-core rod, 4-diameter-variable section, 5-diameter-equal section, 6-nut, 7-wall-through hole, 8-inner wall surface and 9-outer wall surface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, a prefabricated wall panel through-wall hole forming device comprises a core rod 3, wherein the core rod 3 is embedded in concrete during pouring so as to form a through-wall hole 7, the core rod 3 comprises an equal-diameter section 5 and a variable-diameter section 4, the variable-diameter section 4 is arranged in a conical manner, the conical arrangement can ensure that the inner wall surface 8 of the prefabricated wall panel is formed to be a small-diameter section after pouring, the outer wall surface 9 of the prefabricated wall panel is formed to be a large-diameter section, a waterproof structure is formed, and the smaller diameter end of the variable-diameter section 4 is connected with the equal-diameter section 5; the equal-diameter section 5 of the core rod 3 is detachably connected with the fixed pressing piece, and the fixed piece is detachably connected with the die 1. Through fixed pressing member, can be so that when pouring, be fastening state between plug 3 and the mould 1, thereby can not remove or rock in mould 1 and lead to the inaccurate problem of through-wall hole location.
Example one
This embodiment is an embodiment of fixed compressing tightly piece, fixed compressing tightly piece includes quarter bend 2, quarter bend 2 sets up the top at mould 1, bolted connection is passed through to the both ends side of mould 1 of quarter bend 2, and the dismantlement through the bolt can be so that quarter bend 2 dismantles from the side of mould 1, be provided with the screw hole on the quarter bend 2, be provided with the screw thread on the constant diameter section 5, screw hole and 5 looks adaptations of constant diameter section.
During operation, the equal-diameter section 5 can be inserted into the threaded hole, the distance between the core rod 3 and the bottom surface of the die 1 is adjusted in a screwing mode, and the position of the threaded hole can be determined according to the position of the through-wall hole.
More preferably, the equal-diameter section 5 is provided with a nut 6, and the nut 6 is positioned between the rectangular pipe 2 and the die 1. The operator only has to screw the nut 6 to move the core rod 3 up and down in its axial direction to adjust the distance.
Example two
As shown in fig. 3, another embodiment of the fixed pressing member includes a rectangular tube 2, the rectangular tube 2 is disposed above a mold 1, the side edges of the molds 1 at two ends of the rectangular tube 2 are connected by bolts, a sliding slot is disposed on the rectangular tube 2, the length of the sliding slot is equivalent to that of the rectangular tube 2, a core rod 3 can slide along the sliding slot to a desired position of a wall through hole 7, positioning by punching is not needed, and the rectangular tube 2 with the sliding slot can be suitable for prefabricating various wall boards; the equal-diameter section 5 is provided with a nut 6, the nut 6 is positioned between the rectangular tube 2 and the die 1, the core rod 3 can be ensured to move up and down by screwing the nut 6, and the core rod is kept in a tightly abutting state with the bottom surface of the die 1 after moving; the width of spout is greater than the diameter of constant diameter section 5, the width of spout is less than the diameter of nut 6, and nut 6 can directly support on rectangular pipe 2, can not pass from the spout.
More preferably, a locking nut is arranged on the constant diameter section 5, and the locking nut is positioned above the rectangular pipe 2. After the core rod 3 slides to the required position, the nut 6 is screwed to keep the core rod 3 in a tightly abutting state with the bottom surface of the die 1, and then the locking nut is screwed to further lock the core rod 3 to keep the core rod 3 stable.
After pouring is finished, after the demolding hoisting strength is achieved, the rectangular tube 2 is firstly disassembled, then the nut 6 is unscrewed, and the core rod 3 is knocked from top to bottom for demolding in a knocking mode.
The above embodiments are preferred embodiments, it should be noted that the above preferred embodiments should not be considered as limitations of the present invention, and the scope of the present invention should be limited by the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (5)
1. The utility model provides a prefabricated wallboard wall hole forming device which characterized in that: the core rod comprises a core rod (3), wherein the core rod (3) comprises an equal-diameter section (5) and a variable-diameter section (4), the variable-diameter section (4) is arranged in a conical manner, and one end of the variable-diameter section (4) with a smaller diameter is connected with the equal-diameter section (5); the equal-diameter section (5) of the core rod (3) is detachably connected with the fixed pressing piece, and the fixed pressing piece is detachably connected with the die (1).
2. The prefabricated wall panel through-wall hole forming device of claim 1, wherein: the fixed pressing piece comprises a rectangular pipe (2), the rectangular pipe (2) is arranged above the die (1), the side edges of the die (1) at the two ends of the rectangular pipe (2) are connected through bolts, a threaded hole is formed in the rectangular pipe (2), threads are arranged on the equal-diameter section (5), and the threaded hole is matched with the equal-diameter section (5).
3. The prefabricated wall panel through-wall hole forming device of claim 2, wherein: the equal-diameter section (5) is provided with a nut (6), and the nut (6) is located between the rectangular pipe (2) and the die (1).
4. The prefabricated wall panel through-wall hole forming device of claim 1, wherein: the fixed pressing piece comprises a rectangular tube (2), the rectangular tube (2) is arranged above the die (1), the side edges of the die (1) at two ends of the rectangular tube (2) are connected through bolts, a sliding groove is formed in the rectangular tube (2), and the length of the sliding groove is equal to that of the rectangular tube (2); the equal-diameter section (5) is provided with a nut (6), and the nut (6) is positioned between the rectangular pipe (2) and the die (1); the width of the sliding groove is larger than the diameter of the equal-diameter section (5), and the width of the sliding groove is smaller than the diameter of the nut (6).
5. The prefabricated wall panel through-wall hole forming device of claim 4, wherein: and the equal-diameter section (5) is provided with a locking nut, and the locking nut is positioned above the rectangular pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121320088.7U CN215241613U (en) | 2021-06-11 | 2021-06-11 | Prefabricated wallboard wall hole forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121320088.7U CN215241613U (en) | 2021-06-11 | 2021-06-11 | Prefabricated wallboard wall hole forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215241613U true CN215241613U (en) | 2021-12-21 |
Family
ID=79479375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121320088.7U Active CN215241613U (en) | 2021-06-11 | 2021-06-11 | Prefabricated wallboard wall hole forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215241613U (en) |
-
2021
- 2021-06-11 CN CN202121320088.7U patent/CN215241613U/en active Active
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