CN216974171U - Pre-welding interpenetration detachable anchor ring screw and steel template combined construction device - Google Patents

Pre-welding interpenetration detachable anchor ring screw and steel template combined construction device Download PDF

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Publication number
CN216974171U
CN216974171U CN202220596223.9U CN202220596223U CN216974171U CN 216974171 U CN216974171 U CN 216974171U CN 202220596223 U CN202220596223 U CN 202220596223U CN 216974171 U CN216974171 U CN 216974171U
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formwork
steel
wall
screw
anchor ring
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李勤学
谭丽花
李航
廖湘红
喻锦辉
阳海澜
彭程
陈吟
何晓清
李彪
周伟文
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Hunan No4 Engineering Corp Co ltd
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Hunan No4 Engineering Corp Co ltd
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Abstract

The utility model provides a pre-welding, inserting and detaching anchor ring screw and steel formwork combined construction device which comprises an inner formwork and an outer formwork, wherein a limiting supporting block is arranged between the inner formwork and the outer formwork, a hanging ring is arranged at the top of the inner formwork, and side wall connecting pieces are arranged on the left side and the right side of the inner formwork; the inner side template is connected with the outer side template through a plurality of wall-penetrating screw rod structures; the inner side template comprises a steel bar keel frame and a steel template, and the steel bar keel frame is fixed on the non-pouring molding side face of the steel template; the steel bar keel frame is of a grid structure formed by longitudinal and transverse steel bars. The device can improve the convenience and the construction quality of post-pouring shear wall construction at the narrow deformation joint, and meanwhile, the device has high repeatable utilization rate and can reduce the construction cost.

Description

Pre-welding interpenetration detachable anchor ring screw and steel template combined construction device
Technical Field
The utility model relates to the technical field of building construction, in particular to a prewelding, inserting and detaching anchor ring screw and steel formwork combined construction device.
Background
In the construction of the shear walls on two sides of the narrow deformation joint, when the construction of the shear wall on one side is finished firstly, and the non-constructed shear wall on the other side is abutted against the constructed shear wall, the construction of the shear wall template on the other side basically has no working surface, and a series of difficulties are brought to the construction. The formwork is difficult to erect and dismantle and clean, and the formwork is easy to leave in the deformation joint. And the construction quality control of the shear walls on the two sides of the deformation joint is always a difficult point, and the structural size, the flatness, the verticality, the concrete compactness and the impression quality of the shear walls can not be ensured generally. At present, the construction method of adopting more single-side supporting formwork systems and fastening by utilizing reserved screws of the finished shear wall to penetrate into a new formwork system needs larger work to be carried out, the resource investment of polystyrene boards, formwork battens and the like is large, the process occupies long time, the formwork system is dismantled, the working hours are more, and the adverse factors such as turnover utilization cannot be realized.
Chinese utility model patent publication No. CN204781960U discloses a high-rise building shear force wall movement joint department template is propped up and is established and reinforcement system, and it includes inboard template and outside template, is equipped with limit support block between inboard template and the outside template and supports, fasten through split bolt between inboard template and the outside template, inboard template includes steel pipe keel frame and is fixed in a plurality of outside bamboo plywood sheets on the steel pipe keel frame outside plane, the outside template is the double-deck composite construction that inboard bamboo plywood sheet and plank are constituteed, outside template supports on concreted floor, has pour concrete floor and has pour and be equipped with the branch parting line between the concrete wall body, is equipped with wood purlin in the branch parting line, inboard template bottom sprag is on wood brace, wood purlin bearing is by wedge wood purlin crowded tightly. This patent structure can solve the construction of pouring the shear force wall behind narrow movement joint department and set up inconvenient difficulty, but the steel pipe fossil fragments frame and the bamboo plywood of this patent structure adopt long screw connection fixed, and the direct atress of long screw is on the square steel, and steel pipe fossil fragments frame remains to improve with the stability of being connected in the bamboo plywood.
Therefore, there is a need in the art to develop a construction device for fastening, assembling and disassembling wall form at a narrow deformation joint, which is convenient to construct and has high stability, so as to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a prewelding, inserting and detaching anchor ring screw and steel formwork combined construction device to improve the convenience and construction quality of post-pouring shear wall construction at a narrow deformation joint.
In order to achieve the purpose, the utility model adopts the technical scheme that: a pre-welding, inserting and detaching anchor ring screw and steel formwork combined construction device comprises an inner formwork and an outer formwork, wherein a hanging ring is arranged at the top of the inner formwork, and side wall connecting pieces are arranged on the left side and the right side of the inner formwork;
the inner side template is connected with the outer side template through a plurality of wall-penetrating screw rod structures; an anchor ring is arranged at one end of the wall-through screw structure connected with the inner side formwork, the anchor ring is connected with the inner side formwork through a connecting piece, and a fastening component is arranged at one end of the wall-through screw structure connected with the outer side formwork;
the inner side formwork comprises a steel bar keel frame and a steel formwork, the steel bar keel frame is fixed on the non-pouring forming side face of the steel formwork, and the steel bar keel frame is of a grid structure formed by longitudinal and transverse steel bars.
According to the construction device combining the pre-welded, interpenetrated and detachable anchor ring screw and the steel template, a construction operation surface is not required to be arranged on one side, close to a deformation joint, of the inner template for supporting the template, and the convenient erection of a post-pouring shear wall supporting template at the narrow deformation joint can be met; the top of the inner side template is provided with a lifting ring, and the left side and the right side of the inner side template are provided with side wall connecting pieces, so that the inner side template can be conveniently lifted and installed, and the convenience construction of pouring a shear wall behind a deformation joint is ensured; the inner side formwork and the outer side formwork are connected through a plurality of wall-penetrating screw structures, and the inner side formwork and the outer side formwork are fastened through anchor ring screws on one side of a construction working face, so that convenience and stability of connection of the inner side formwork and the outer side formwork can be guaranteed; the inner side template comprises the steel template and a steel keel frame fixed on the non-pouring side face of the steel template, so that the strength of the inner side template can be ensured, the stability of the inner side template is improved, the pouring quality of the rear pouring shear wall is ensured, meanwhile, the service life of the inner side template in the repeated construction process can be prolonged, the repeated utilization rate of the inner side template is improved, and the construction cost is reduced. Therefore, the construction device combining the pre-welding, inserting, detaching anchor ring screw and the steel formwork can improve the convenience and construction quality of the construction of pouring the shear wall behind the narrow deformation joint, and reduce the construction cost.
Furthermore, the steel bar keel frame comprises a plurality of transverse main keels and a plurality of longitudinal secondary keels, and the steel bar keel frame is connected with the steel formwork in a welding mode; the distance between every two adjacent main keels is 400 mm; the interval of two adjacent secondary joist is 200 mm. Thus, the stability of the inner formwork can be ensured.
Furthermore, the wall-through screw structure comprises a wall-through screw, a first connecting hole penetrating through the outer side template, a wall-through sleeve and a second connecting hole penetrating through the steel template; one end of the wall penetrating screw rod penetrates through the first connecting hole, the wall penetrating sleeve and the second connecting hole and is connected with the inner side template; and an anchor ring is arranged at one end of the wall-penetrating screw rod connected with the inner side template, and a fastening component is arranged at the other end of the wall-penetrating screw rod.
Furthermore, the plurality of wall penetrating screw structures are arranged between the inner side template and the outer side template according to the horizontal distance of 400mm and the vertical distance of 450mm, and the plurality of wall penetrating screws in the same horizontal direction are connected through corresponding transverse connecting pieces. Therefore, the wall-through screw rods can be conveniently connected and fixed.
Furthermore, the transverse connecting piece is a high-strength steel bar.
Furthermore, the diameters of the first connecting hole and the second connecting hole are larger than or equal to 25mm, the outer diameter of the wall bushing is smaller than the diameters of the first connecting hole and the second connecting hole, and the inner diameter of the wall bushing is larger than the diameter of the wall bushing. Therefore, the wall-through screw is more convenient to install and position, the labor consumption can be reduced, and the installation time can be saved; and the wall-through screw rod is not easy to block up in the installation and removal processes, and the convenience of installation and connection of the inner side template and the outer side template can be ensured.
Furthermore, the wall bushing is a high-strength PVC bushing.
Furthermore, the wall thickness of the wall bushing is more than or equal to 2.5 mm. Therefore, the strength of the wall bushing can be ensured.
Furthermore, the side wall connecting piece is a steel pipe, and the side wall connecting piece is fixedly connected with the outer side of the steel keel frame.
Further, the thickness of the steel template is more than or equal to 8 mm. Therefore, the steel template can be ensured to have enough strength.
Compared with the prior art, the utility model has the beneficial effects that:
the device disclosed by the utility model has the advantages that a construction operation surface is not required to be arranged on one side of the inner template close to the deformation joint for formwork support, and the convenient construction of pouring a shear wall after the narrow deformation joint can be met; the inner side template and the outer side template are connected through a plurality of wall-penetrating screw structures, high-strength steel bars penetrate into anchor rings of corresponding wall-penetrating screws on one side of the inner side template close to the deformation joint, and the inner side template and the outer side template are fastened through fastening assemblies on one side of a construction working face, so that convenience and stability of connection of the inner side template and the outer side template can be guaranteed;
the inner side template of the device consists of a steel template and a steel keel frame fixed on the non-casting side surface of the steel template, the rigidity and the strength of the inner side template are greatly increased, the integrity of the inner side template is good, and the probability of mold expansion of the inner side template in the casting process is reduced; meanwhile, the steel diaphragm plate has the advantages of easily available materials, difficult damage in the process of installing and dismantling the formwork and high repeated utilization rate;
the device adopts the PVC wall-penetrating sleeve with larger diameter, the installation and positioning of the wall-penetrating screw are convenient, the labor consumption can be reduced, the installation time can be saved, the wall-penetrating screw is not easy to block in the installation and dismantling processes of the device, and the convenience of the installation and connection of the inner side template and the outer side template can be ensured;
the inner side template of the device consists of the steel template and the steel bar keel frame fixed on the steel template, so that the working surface can be further saved, the device is more suitable for installing the template at the narrow expansion joint, the hoisting space of the template is more sufficient, and compared with a prewelding nut type template system, the device does not need to increase the necessary hoisting space.
Drawings
FIG. 1 is a side view of a structure according to an embodiment of the present invention;
FIG. 2 is a top view of a structure according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a front vertical surface of an inner side formwork and a wall-through screw structure according to an embodiment of the present invention.
In the figure: 1. an inner side template; 2. an outer side template; 3. a limiting supporting block; 4. a hoisting ring; 5. a sidewall connector; 6. a through-wall screw structure; 601. a through-wall screw; 602. a wall bushing; 603. an anchor ring; 604. compressing the steel pipe; 605. a compression head; 606. an outer nut; 7. a steel keel frame; 701. a main keel; 702. a secondary keel; 8. a steel form; 9. a transverse connector; 10. building shear wall structural steel bars; 11. a concrete floor has been cast; 12. round steel; 13. a wood square support, 14 and a wedge-shaped wood balk.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
As shown in fig. 1-3, the construction apparatus for combining the pre-welded, inserted, detached anchor ring screw and the steel form in this embodiment includes an inner side form 1, an outer side form 2, a limiting support block 3, a hanging ring 4, a side wall connector 5, a wall-penetrating screw structure 6, a steel keel frame 7, a steel form 8 and a transverse connector 9.
As shown in fig. 1 to 3, a limit support block 3 is disposed between the inner formwork 1 and the outer formwork 2. And the left end and the right end of the top of the inner side template 1 are provided with hanging rings 4. And side wall connecting pieces 5 are arranged on the left side and the right side of the inner side template 1. The inner side formwork 1 and the outer side formwork 2 are connected through a plurality of wall-penetrating screw structures 6. The wall-penetrating screw structure 6 is provided with an anchor ring 603 at one end connected with the inner side formwork 1, the anchor ring 603 is connected with the inner side formwork 1 through a connecting piece, and a fastening component is arranged at one end connected with the outer side formwork 2 of the wall-penetrating screw structure 6. The inner side formwork 1 comprises a steel keel frame 7 and a steel formwork 8. The steel bar keel frame 7 is fixed on the non-pouring molding side face of the steel template 8, and the steel bar keel frame 7 is of a grid structure formed by longitudinal and transverse steel bars.
As shown in fig. 3, the steel keel frame 7 includes a plurality of transverse main keels 701 and a plurality of longitudinal cross keels 702, and the steel bars of the main keels 701 and the cross keels 702 are 18HRB400 steel bars. The steel bar keel frame (7) is fixedly connected with the steel moulding plate 8 through double-sided spot welding. The distance between two adjacent main keels 701 is 400 mm. The distance between two adjacent secondary keels 702 is 200 mm.
The steel form 8 top is all welded with rings 4 apart from 500mm of both sides edge, rings 4 are the U type round steel rings of diameter 18 mm. The hoisting ring 4 and the steel moulding plate 8 are fixed in a double-sided welding mode. The height of rings 4 is 250mm, and wherein rings 4 and steel form 8 welding length 100mm, rings 4 top expose the length 150 mm. Therefore, the hoisting and installation of the inner side formwork 1 can be facilitated.
Both sides of steel bar keel frame 7 all are equipped with a plurality of side wall connecting pieces 5. The side wall connecting piece 5 is a steel pipe with the length of 300mm and the diameter of 48 mm. The side wall connecting piece 5 and the main keel 701 are welded and fixed, the welding length of the side wall connecting piece 5 and the main keel is 300mm, and the exposed length of the side wall connecting piece 5 is 100 mm. Therefore, the inner side template 1 can be conveniently connected and fixed with the cross rod of the side wall.
As shown in fig. 1-2, the wall screw structure 6 includes a wall screw 601, a first connection hole penetrating through the outer formwork 2, a wall bushing 602, and a second connection hole penetrating through the steel formwork 8. One end of the wall-penetrating screw 601 passes through the first connecting hole, the wall-penetrating sleeve 602 and the second connecting hole and is connected with the inner formwork 1. And an anchor ring 603 is arranged at one end of the wall-through screw 601 connected with the inner side formwork 1. The other end of the through-wall screw 601 is provided with a fastening component. The fastening assembly includes a compression steel tube 604, a compression head 605, and an external nut 606. One end of the wall-through screw 601 is connected with the pressing head 605, the pressing steel pipe 604 is arranged between the pressing head 605 and the outer plane of the outer side template 2, the pressing steel pipe 604 is positioned in the groove of the pressing head 605, and the pressing head 605 is pressed by the outer nut 606.
The wall screw 601 is an M14 wall screw. The plurality of wall-penetrating screw structures 6 are arranged between the inner side formwork 1 and the outer side formwork 2 according to the horizontal distance of 400mm and the vertical distance of 450 mm. The plurality of wall-penetrating screws 601 on the same horizontal line are connected through corresponding transverse connecting pieces 9, and the transverse connecting pieces 9 are high-strength steel bars. Therefore, the wall-penetrating screws 601 can be conveniently connected and fixed, and the connection stability of the inner side formwork 1 and the outer side formwork 2 is ensured.
The diameters of the first connecting hole and the second connecting hole are larger than or equal to 25mm, the outer diameter of the wall bushing 602 is smaller than the diameters of the first connecting hole and the second connecting hole, and the inner diameter of the wall bushing 602 is larger than the diameter of the wall screw 601. Therefore, the wall screw 601 can be conveniently inserted and detached.
The wall bushing 602 is a high-strength PVC bushing. The wall thickness of the wall bushing 602 is greater than or equal to 2.5 mm. Therefore, the strength of the wall bushing can be ensured.
The thickness of the steel template 8 is more than or equal to 8 mm. Thereby, the steel form 8 can be ensured to have sufficient strength.
The construction process of the pre-welding, inserting and detaching anchor ring screw and steel formwork combined construction device of the embodiment is as follows:
1. manufacturing an inner side template 1 and an outer side template 2, trial calculation of the strength of the wall template can be carried out, and the inner side template 1 is manufactured and customized according to actual needs;
2. before hoisting the template, inserting round steel 12 with the diameter of 25mm into a screw hole of a poured shear wall at the position 200mm lower than the floor surface of a lower layer to serve as a zero-time support of the inner side template 1;
3. the method comprises the following steps that an outer side template 2 is supported on a poured concrete floor 11, a separation seam is arranged between the poured concrete floor 11 and a poured concrete wall, a wood purlin bearing 13 is arranged in the separation seam, the bottom of an inner side template 1 is supported on the wood purlin bearing 13, and the wood purlin bearing is tightly extruded by a wedge-shaped wood purlin 14; other auxiliary construction devices are fixedly installed with the inner side formwork 1 and the outer side formwork 2;
4. fastening the inner side formwork 1 and the outer side formwork 2 through a plurality of wall-penetrating screw structures 6;
5. concrete is poured in a pouring cavity between the inner side formwork 1 and the outer side formwork 2;
6. the transverse connecting piece 9 is dismantled, and the wall penetrating screw 601 is pulled out;
8. and (4) loosening the inner side template 1, lifting the inner side template 1 through a tower crane, and installing the upper layer template in place.
The inside template of a prewelding interlude shirks anchor ring screw rod and steel form combination construction equipment of this embodiment links to each other through a plurality of wall screw rod structures with the outside template, is close to the movement joint one side in the inside template and only needs to penetrate the anchor ring of corresponding wall screw rod with the reinforcing bar that excels in and can fix a plurality of wall screw rods, carries out the fastening action through fastening structure inside template and outside template in construction operation face one side, from this, can guarantee convenience and stability that inside template and outside template are connected. The inner side template of the embodiment consists of the steel template and the steel keel frame fixed on the non-casting side surface of the steel template, the rigidity and the strength of the inner side template are greatly increased, the integrity of the inner side template is good, and the mold expansion probability of the inner side template in the casting process is reduced; meanwhile, the steel diaphragm plate has the advantages of being easy to obtain materials, not prone to damage in the process of installing and dismantling the formwork and high in repeated utilization rate.
The great PVC wall bushing of diameter is adopted to this embodiment, and the installation location of wall screw is convenient, can reduce the use manual work and save installation time to installation and demolition in-process at the device is difficult for causing the wall screw to block up, can guarantee the convenience of inboard template and outside template erection joint. The inboard template of this embodiment comprises steel form and the steel reinforcement keel frame that is fixed in on the steel form, can further save the working face, more is applicable to narrow expansion joint department template installation, and the handling space of template is more sufficient, compares with prewelding nut formula template system, need not increase necessary handling space, can reduce construction cycle, practices thrift construction cost.
The above-described embodiments are set forth so that this disclosure will be thorough and complete, and will not be limited by any theory presented in the preceding claims, which may suggest themselves to those skilled in the art after reading this disclosure and all equivalents thereof that fall within the scope of the utility model as defined in the claims appended hereto.

Claims (10)

1. A prewelding, inserting and detaching anchor ring screw and steel formwork combined construction device comprises an inner side formwork (1) and an outer side formwork (2), wherein a limiting supporting block (3) is arranged between the inner side formwork (1) and the outer side formwork (2), and the prewelding, inserting and detaching anchor ring screw and steel formwork combined construction device is characterized in that a lifting ring (4) is arranged at the top of the inner side formwork (1), and side wall connecting pieces (5) are arranged on the left side and the right side of the inner side formwork (1); the inner side formwork (1) and the outer side formwork (2) are connected through a plurality of wall-penetrating screw rod structures (6); an anchor ring (603) is arranged at one end, connected with the inner side formwork (1), of the wall-through screw structure (6), the anchor ring (603) is connected with the inner side formwork (1) through a connecting piece, and a fastening assembly is arranged at one end, connected with the outer side formwork, of the wall-through screw structure (6); the inner side formwork (1) comprises a steel bar keel frame (7) and a steel formwork (8), and the steel bar keel frame (7) is fixed on the non-pouring molding side face of the steel formwork (8); the steel bar keel frame (7) is of a grid structure formed by longitudinal and transverse steel bars.
2. The pre-welded inserting and detaching anchor ring screw and steel formwork combined construction device as claimed in claim 1, wherein the steel keel frame (7) comprises a plurality of transverse main keels (701) and a plurality of longitudinal secondary keels (702), and the steel keel frame (7) is welded with the steel formwork (8); the distance between two adjacent main keels (701) is 400 mm; the distance between two adjacent secondary joist (702) is 200 mm.
3. The construction device of the combination of the pre-welded inserted detachable anchor ring screw and the steel formwork as claimed in claim 2, wherein the wall-penetrating screw structure (6) comprises a wall-penetrating screw (601), a first connecting hole penetrating the outer formwork (2), a wall-penetrating sleeve (602) and a second connecting hole penetrating the inner formwork; one end of the wall penetrating screw rod (601) penetrates through the first connecting hole, the wall penetrating sleeve (602) and the second connecting hole and is connected with the inner side template (1); and an anchor ring (603) is arranged at one end of the wall-through screw rod (601) connected with the inner side formwork (1), and a fastening component is arranged at the other end of the wall-through screw rod (601).
4. The construction device of the combination of the prewelding, penetrating and detaching anchor ring screw and the steel formwork as claimed in claim 3, wherein a plurality of wall-penetrating screw structures (6) are arranged between the inner formwork (1) and the outer formwork (2) according to the horizontal distance of 400mm and the vertical distance of 450mm, and a plurality of wall-penetrating screws (601) in the same horizontal direction are connected through corresponding transverse connecting pieces (9).
5. The construction device of the combination of the pre-welded inserted detachable anchor ring screw and the steel formwork as claimed in claim 4, wherein the cross connecting member (9) is a high-strength steel bar.
6. The construction device of the combination of the pre-welded penetration and detachment anchor ring screw and the steel formwork as claimed in claim 4, wherein the diameter of the first connection hole and the second connection hole is larger than or equal to 25mm, the outer diameter of the wall bushing (602) is smaller than the diameter of the first connection hole and the second connection hole, and the inner diameter of the wall bushing (602) is larger than the diameter of the wall bushing screw (601).
7. The construction device of the combination of the pre-welded inserted and detached anchor ring screw and the steel formwork as claimed in claim 6, wherein the wall bushing (602) is a high-strength PVC bushing.
8. The construction device of the combination of the pre-welded inserted and detached anchor ring screw and the steel formwork as claimed in claim 7, wherein the wall thickness of the wall bushing (602) is greater than or equal to 2.5 mm.
9. The construction device of the combination of the pre-welded inserted detachable anchor ring screw and the steel formwork according to any one of claims 1 to 8, wherein the side wall connecting piece (5) is a steel pipe, and the side wall connecting piece (5) is fixedly connected with the outer side of the steel keel frame (7).
10. The construction device combining the pre-welded inserting detachable anchor ring screw and the steel molding plate according to any one of claims 1 to 8, characterized in that the thickness of the steel molding plate (8) is more than or equal to 8 mm.
CN202220596223.9U 2022-03-18 2022-03-18 Pre-welding interpenetration detachable anchor ring screw and steel template combined construction device Active CN216974171U (en)

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Application Number Priority Date Filing Date Title
CN202220596223.9U CN216974171U (en) 2022-03-18 2022-03-18 Pre-welding interpenetration detachable anchor ring screw and steel template combined construction device

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Application Number Priority Date Filing Date Title
CN202220596223.9U CN216974171U (en) 2022-03-18 2022-03-18 Pre-welding interpenetration detachable anchor ring screw and steel template combined construction device

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Publication Number Publication Date
CN216974171U true CN216974171U (en) 2022-07-15

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