CN212224624U - Formwork device and outer wall assembly structure that prefabricated outer wall connects - Google Patents
Formwork device and outer wall assembly structure that prefabricated outer wall connects Download PDFInfo
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- CN212224624U CN212224624U CN202020298593.5U CN202020298593U CN212224624U CN 212224624 U CN212224624 U CN 212224624U CN 202020298593 U CN202020298593 U CN 202020298593U CN 212224624 U CN212224624 U CN 212224624U
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Abstract
The utility model discloses a formwork device and outer wall assembly structure of prefabricated outer wall joint, the formwork device of prefabricated outer wall joint includes first prefabricated outer wall, second prefabricated outer wall, inboard splint and outside splint, be equipped with the steel reinforcement cage in the cast-in-place region between first prefabricated outer wall and the second prefabricated outer wall, pre-buried a plurality of first hollow tubes in the first prefabricated outer wall, pre-buried a plurality of second hollow tubes in the second prefabricated outer wall, a plurality of first hollow tubes, second hollow tubes all are close to the steel reinforcement cage setting and all arrange along the length direction of steel reinforcement cage, and all wear to be equipped with fixed pull rod in each first hollow tube, the second hollow tube; the inner side clamping plate and the outer side clamping plate are arranged corresponding to the cast-in-place area, and the inner side clamping plate and the outer side clamping plate are respectively fixedly connected with the corresponding end parts of the fixing pull rods and are respectively fixed on the inner side surface and the outer side surface of the first prefabricated outer wall and the second prefabricated outer wall. The formwork device of the prefabricated outer wall joint can avoid the problems of bulging and slurry leakage in a cast-in-place area in the construction process.
Description
Technical Field
The utility model belongs to the technical field of the construction, concretely relates to prefabricated outer wall joint's formwork device and outer wall assembly structure.
Background
The fabricated building is a building which is fabricated by transferring a large amount of field operation work in a traditional building mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall slabs, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and installing the components and the accessories on the site through a reliable connection mode, wherein the assembly of external wall slabs is an important assembly process.
At present, in the assembly of an external wall, a cast-in-place joint between two external wall panels needs to be supported on a cast-in-place area in the casting process, and the conventional method is to provide a plurality of rows of openings on two side templates corresponding to the cast-in-place area, insert one end of a fixed pull rod from the opening on one side, and lock the fixed pull rod through a nut after the fixed pull rod penetrates through the cast-in-place area and the opening on the other side. However, this method causes the following problems:
1. because the external clamping mode is adopted, the appearance is easily influenced by the bulge at the position where the concrete is poured (namely a cast-in-place area);
2. the handing-over department between cast-in-place structure, side fascia and the template is because the region of encorbelmenting, therefore often leaks thick liquid easily, leads to the later maintenance difficulty.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above shortcoming of prior art, the utility model aims to provide a prefabricated outer wall joint's formwork device aims at solving the easy bulging of current formwork device and the technical problem who leaks thick liquid.
The utility model discloses a reach its purpose, the technical scheme who adopts as follows:
a formwork device for a prefabricated exterior wall joint comprises a first prefabricated exterior wall and a second prefabricated exterior wall which are arranged oppositely and in parallel, and an inner side clamping plate and an outer side clamping plate which are arranged oppositely and in parallel, wherein a gap exists between the first prefabricated exterior wall and the second prefabricated exterior wall to form a cast-in-place area, a longitudinally arranged reinforcement cage is arranged in the cast-in-place area, a plurality of first hollow pipes which penetrate through the first prefabricated exterior wall along the thickness direction of the first prefabricated exterior wall are embedded in the first prefabricated exterior wall, a plurality of second hollow pipes which penetrate through the second prefabricated exterior wall along the thickness direction of the second prefabricated exterior wall are embedded in the second prefabricated exterior wall, the first hollow pipes and the second hollow pipes are arranged close to the reinforcement cage and are arranged along the length direction of the reinforcement cage, and fixed pull rods penetrate through the first hollow pipes and the second hollow pipes, wherein the inner side clamping plate and the outer side clamping plate are arranged corresponding to the cast-in, and the inner side clamping plates are fixedly connected with the first ends of the fixing pull rods and fixed on the inner side surfaces of the first prefabricated outer wall and the second prefabricated outer wall, and the outer side clamping plates are fixedly connected with the second ends of the fixing pull rods and fixed on the outer side surfaces of the first prefabricated outer wall and the second prefabricated outer wall.
Furthermore, the formwork device of the prefabricated outer wall joint further comprises a plurality of fastening pieces which are arranged in one-to-one correspondence with the fixed pull rods, the inner side clamping plate is fixedly connected with the first ends of the fixed pull rods through the corresponding fastening pieces, and the outer side clamping plate is fixedly connected with the second ends of the fixed pull rods through the corresponding fastening pieces.
Further, the fixed pull rod is a bolt, and the fastening piece is a nut.
Further, the fixed pull rod is a bolt, the fastener comprises a nut and a goat buckle, and the goat buckle is positioned between the nut and the inner side clamping plate on the first end of the fixed pull rod; and on the second end of the fixed pull rod, the goat buckle is positioned between the nut and the outer side clamping plate.
Further, the inboard splint include steel deck, template and press from both sides and locate the steel deck with the plank floor between the template, wherein, the steel deck with first prefabricated outer wall, the prefabricated outer wall of second contacts, the fastener cover is located correspondingly on the first end of fixed pull rod, each the first end of fixed pull rod all runs through the steel deck, plank floor with the template and through corresponding the fastener will the steel deck, plank floor and the template is whole to be fixed in together on the medial surface of first prefabricated outer wall with the prefabricated outer wall of second.
Further, the outside splint include steel deck, template and press from both sides and locate the steel deck with the plank floor between the template, wherein, the steel deck with first prefabricated outer wall, the prefabricated outer wall of second contacts, the fastener cover is located correspondingly on the second end of fixed pull rod, each the second end of fixed pull rod all runs through the steel deck, plank floor with the template and through corresponding the fastener will the steel deck, plank floor and the template is whole to be fixed in together on the lateral surface of first prefabricated outer wall with the prefabricated outer wall of second.
Further, the steel plate layer is formed by transversely arranging a plurality of steel pipes arranged at intervals.
Further, the wood board layer is formed by longitudinally arranging a plurality of square timbers arranged at intervals.
Further, the first hollow pipe and/or the second hollow pipe are/is a rubber pipe or a plastic pipe.
Correspondingly, the utility model also provides an outer wall assembly structure, including the formwork device that aforementioned prefabricated outer wall connects, wherein, the concrete has been pour in the cast-in-place region, the concrete with the steel reinforcement cage solidifies as an organic whole and forms cast-in-place post.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a prefabricated outer wall joint's formwork device, through a plurality of pre-buried hollow tubes that are close to cast-in-place region and longitudinal arrangement in prefabricated outer wall, and through interlude fixed pull rod in each hollow tube, utilize fixed pull rod will interior, outside splint are fixed in respectively in the prefabricated outer wall, come on the lateral surface to prop up the formwork to cast-in-place region, thus, through the reinforcement position with both sides splint by the prefabricated outer wall of cast-in-place regional adversion to cast-in-place region both sides, the reinforcement effect of both sides splint has not only been improved effectively, make cast-in-place region can avoid appearing the problem of bulging mould, and avoided encorbelmenting regional production, make the problem of leaking the thick liquid can be avoided appearing in the in-process of pouring the concrete toward cast.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a schematic perspective view of a formwork supporting device for a prefabricated exterior wall joint according to an embodiment of the present invention;
FIG. 2 is a schematic view of an outer side of a first prefabricated exterior wall according to an embodiment of the present invention;
FIG. 3 is a schematic view of an outer side of a second prefabricated outer wall according to an embodiment of the present invention;
FIG. 4 is a top view of the internal structure of FIG. 1;
fig. 5 is a schematic perspective view of an exterior wall assembly structure according to an embodiment of the present invention.
Description of reference numerals:
1-a first prefabricated outer wall, 2-a second prefabricated outer wall, 3-an outer side splint, 31-a steel plate layer, 311-a steel pipe, 32-a wood plate layer, 321-square timber, 33-a template, 4-an inner side splint, 5-a cast-in-place area, 6-a reinforcement cage, 71-a first hollow pipe, 72-a second hollow pipe, 8-a fixed pull rod, 9-a fastener, 91-a nut, 92-a goat buckle and 10-a cast-in-place column.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, and the described embodiments are merely some embodiments, rather than all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 to 4, an embodiment of the present invention provides a formwork device for a prefabricated exterior wall joint, including a first prefabricated exterior wall 1 and a second prefabricated exterior wall 2 which are arranged in parallel and opposite, and an inner side splint 4 and an outer side splint 3 which are arranged in parallel and opposite, wherein a cast-in-place region 5 is formed between the first prefabricated exterior wall 1 and the second prefabricated exterior wall 2, a longitudinally arranged reinforcement cage 6 is arranged in the cast-in-place region 5, a plurality of first hollow pipes 71 which are arranged in the first prefabricated exterior wall 1 in a penetrating manner along the thickness direction of the first prefabricated exterior wall are embedded in the first prefabricated exterior wall 1, a plurality of second hollow pipes 72 which are arranged in the second prefabricated exterior wall 2 in a penetrating manner along the thickness direction of the second prefabricated exterior wall are embedded in the second prefabricated exterior wall 2, the plurality of first hollow pipes 71 and the plurality of second hollow pipes 72 are both arranged close to the reinforcement cage 6 and are arranged in a row along the length direction, the inner side clamping plates 4 and the outer side pressing plates are arranged corresponding to the cast-in-place areas 5, the inner side clamping plates 4 are fixedly connected with first ends of the fixing pull rods 8 and fixed on inner side surfaces of the first prefabricated outer wall 1 and the second prefabricated outer wall 2, and the outer side clamping plates 3 are fixedly connected with second ends of the fixing pull rods 8 and fixed on outer side surfaces of the first prefabricated outer wall 1 and the second prefabricated outer wall 2.
In this embodiment, this prefabricated outer wall joint's formwork device, through a plurality of hollow tubes that are close to cast-in-place region 5 and longitudinal arrangement in prefabricated outer wall pre-buried, and through alternate fixed pull rod 8 in each hollow tube, utilize fixed pull rod 8 will be interior, outside splint 3 is fixed in the prefabricated outer wall respectively, come on the lateral surface to cast-in-place region 5 formwork, so, through the reinforcement position with both sides splint by the cast-in-place region 5 inward shift to the prefabricated outer wall of the 5 left and right sides in cast-in-place region, the reinforcing effect of both sides splint has not only been improved effectively, make cast-in-place region 5 can avoid appearing the problem of bulging mould, and avoided encorbelment regional production, make the problem of leaking the thick liquid can be avoided appearing in the in-process of pouring concrete toward cast-in-place.
Further, referring to fig. 1 and 4, in an exemplary embodiment, the formwork device for the prefabricated exterior wall joint further includes a plurality of fastening members 9 disposed in one-to-one correspondence with the fixing tie rods 8, the inner side plywood 4 is fixedly connected to the first end of each fixing tie rod 8 through the corresponding fastening member 9, and the outer side plywood 3 is fixedly connected to the second end of each fixing tie rod 8 through the corresponding fastening member 9, so that the fastening members 9 are installed at the ends of the fixing tie rods 8, and the inner side plywood 4 and the outer side plywood 3 are pressed onto the first prefabricated exterior wall 1 and the second prefabricated exterior wall 2 by the fastening members 9, thereby realizing a formwork supporting effect on the cast-in-place area 5.
In an exemplary embodiment, the fixing pull rod 8 may be a bolt, and the fastening member 9 may be a nut 91, so that the inner clamping plate 4 and the outer clamping plate 3 may be firmly fixed to the first prefabricated outer wall 1 and the second prefabricated outer wall 2 by tightening the nut 91, thereby achieving a formwork supporting effect on the cast-in-place area 5, which is very convenient.
Further, referring to fig. 1 and 4, in another exemplary embodiment, the fixing drawbar 8 is a bolt, and the fastener 9 includes a nut 91 and a goat buckle 92, wherein, on the first end of the fixing drawbar 8, the goat buckle 92 is located between the nut 91 and the inner clamping plate 4; on the second of fixed pull rod 8 is served, the goat is detained 92 and is located between nut 91 and the outside splint 3, so, detain 92 through addding the goat, frictional force when multiplicable screwing up nut 91 to can be better with inboard splint 4 and outside splint 3 firmly be fixed in first prefabricated outer wall 1 and second prefabricated outer wall 2 on, reach better formwork effect.
Further, referring to fig. 1 and 4, the inner clamping plate 4 includes a steel plate layer 31, a formwork 33, and a wood plate layer 32 sandwiched between the steel plate layer 31 and the formwork 33, wherein the steel plate layer 31 contacts with the first prefabricated outer wall 1 and the second prefabricated outer wall 2, the fastening members 9 are sleeved on the first ends of the corresponding fixing pull rods 8, the first ends of the fixing pull rods 8 penetrate through the steel plate layer 31, the wood plate layer 32 and the formwork 33, and the steel plate layer 31, the wood plate layer 32 and the formwork 33 are integrally fixed on the inner side surfaces of the first prefabricated outer wall 1 and the second prefabricated outer wall 2 through the corresponding fastening members 9; so, through carrying out the multilayer structure design to inboard splint 4, can improve inboard splint 4's support intensity to better prop up the mould to cast-in-place region 5.
Further, the structural form of the outer side splint 3 is the same as that of the inner side splint 4, specifically, the outer side splint 3 also comprises a steel plate layer 31, a formwork 33 and a wood plate layer 32 clamped between the steel plate layer 31 and the formwork 33, wherein the steel plate layer 31 is in contact with the first prefabricated outer wall 1 and the second prefabricated outer wall 2, the fasteners 9 are sleeved on the second ends of the corresponding fixing pull rods 8, the second ends of the fixing pull rods 8 penetrate through the steel plate layer 31, the wood plate layer 32 and the formwork 33, and the steel plate layer 31, the wood plate layer 32 and the formwork 33 are integrally fixed on the outer side surfaces of the first prefabricated outer wall 1 and the second prefabricated outer wall 2 through the corresponding fasteners 9; so, through carrying out the multilayer structure design to outside splint 3, can improve outside splint 3's support intensity to better prop up the mould to cast-in-place region 5.
Further, referring to fig. 1 and 4, in an exemplary embodiment, the steel deck 31 is formed by transversely arranging a plurality of steel pipes 311 arranged at intervals, so that the fixing pull rod 8 can pass through the steel deck 31 through the intervals between the steel pipes 311, and compared with the conventional method of using a whole steel plate as the steel deck 31, the steel deck 31 not only ensures the supporting strength, but also avoids the hole opening operation on the steel deck 31, thereby reducing the construction processes and facilitating the construction.
Further, referring to fig. 1 and 4, in an exemplary embodiment, the wood sheet layer 32 is formed by longitudinally arranging a plurality of square timbers 321 arranged at intervals, so that the fixed pull rod 8 can penetrate through the wood sheet layer 32 through the intervals between the square timbers 321, and compared with the conventional method of adopting a whole wood sheet as the wood sheet layer 32, the supporting effect is ensured, and the operation of opening holes on the wood sheet layer 32 can be avoided, thereby reducing the construction process and facilitating the construction.
In an exemplary embodiment, a hollow rubber tube or a plastic tube may be used as the first hollow tube 71 and the second hollow tube 72.
Correspondingly, referring to fig. 1 to 5, the embodiment of the present invention further provides an exterior wall assembly structure, including the formwork device of the prefabricated exterior wall joint in any of the above embodiments, wherein, concrete is poured in the cast-in-place area 5, and the concrete and the reinforcement cage 6 are solidified into a whole to form the cast-in-place column 10.
In the embodiment, due to the improvement of the formwork supporting device of the prefabricated outer wall joint, the outer wall assembly structure has the advantages of attractive appearance, good quality and convenience in construction; in a specific embodiment, the construction process of the exterior wall assembly structure is as follows:
step S1, hoisting the first prefabricated external wall 1 and the second prefabricated external wall 2 to enable the first prefabricated external wall and the second prefabricated external wall to be arranged oppositely and parallelly;
step S2, binding longitudinal bars and stirrups to form a reinforcement cage 6;
step S3, inserting bolts into the first hollow tube 71 and the second hollow tube 72;
step S4, installing steel pipes 311, square timbers 321 and templates 33 on the inner side surface and the outer side surface of the first prefabricated outer wall 1 and the second prefabricated outer wall 2 respectively corresponding to the cast-in-place areas 5;
step S5, mounting a goat buckle 92 and a nut 91 on the end of each bolt;
step S6, pouring concrete into the cast-in-place area 5 containing the steel reinforcement cage, and obtaining the exterior wall assembly structure of the embodiment after the concrete is solidified.
It should be noted that, the utility model discloses a prefabricated outer wall joint's formwork device and outer wall assembly structure's other contents can refer to prior art, no longer describe herein.
Above, it is only the preferred embodiment of the present invention, but not to limit the present invention in any form, so that any modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention are all within the scope of the technical solution of the present invention.
Claims (10)
1. The formwork device for the prefabricated outer wall joint is characterized by comprising a first prefabricated outer wall and a second prefabricated outer wall which are arranged oppositely and in parallel, and an inner side clamping plate and an outer side clamping plate which are arranged oppositely and in parallel, wherein a space exists between the first prefabricated outer wall and the second prefabricated outer wall to form a cast-in-place area, a longitudinally-arranged reinforcement cage is arranged in the cast-in-place area, a plurality of first hollow pipes penetrating through the first prefabricated outer wall in the thickness direction are embedded in the first prefabricated outer wall, a plurality of second hollow pipes penetrating through the second prefabricated outer wall in the thickness direction are embedded in the second prefabricated outer wall, the first hollow pipes and the second hollow pipes are arranged close to the reinforcement cage and are arranged in an arrangement mode in the length direction of the reinforcement cage, and fixed pull rods penetrate through the first hollow pipes and the second hollow pipes, wherein the inner side clamping plate, The outer side pressing plate is arranged corresponding to the cast-in-place area, the inner side clamping plate is fixedly connected with the first ends of the fixing pull rods and fixed on the inner side surfaces of the first prefabricated outer wall and the second prefabricated outer wall, and the outer side clamping plate is fixedly connected with the second ends of the fixing pull rods and fixed on the outer side surfaces of the first prefabricated outer wall and the second prefabricated outer wall.
2. The formwork device for the prefabricated exterior wall joint as claimed in claim 1, further comprising a plurality of fastening members arranged in one-to-one correspondence with the fixing pull rods, wherein the inner clamping plate is fixedly connected with the first end of each fixing pull rod through the corresponding fastening member, and the outer clamping plate is fixedly connected with the second end of each fixing pull rod through the corresponding fastening member.
3. The formwork device for prefabricated exterior wall joints according to claim 2, wherein the fixing pull rod is a bolt, and the fastening member is a nut.
4. The formwork device for prefabricated exterior wall joints according to claim 2, wherein the fixing tie bar is a bolt, and the fastening member comprises a nut and a goat buckle, wherein the goat buckle is positioned between the nut and the inner clamping plate on the first end of the fixing tie bar; and on the second end of the fixed pull rod, the goat buckle is positioned between the nut and the outer side clamping plate.
5. The formwork device for the prefabricated external wall joint according to claim 2, wherein the inner clamping plate comprises a steel deck, a formwork and a wood plate layer clamped between the steel deck and the formwork, wherein the steel deck is in contact with the first prefabricated external wall and the second prefabricated external wall, the fastening members are sleeved on the first ends of the corresponding fixing pull rods, and the first ends of the fixing pull rods penetrate through the steel deck, the wood plate layer and the formwork and integrally fix the steel deck, the wood plate layer and the formwork on the inner side surfaces of the first prefabricated external wall and the second prefabricated external wall through the corresponding fastening members.
6. The formwork device for the prefabricated external wall joint according to claim 2, wherein the outer clamping plate comprises a steel deck, a formwork and a wood plate layer clamped between the steel deck and the formwork, wherein the steel deck is in contact with the first prefabricated external wall and the second prefabricated external wall, the fastening members are sleeved on the second ends of the corresponding fixing pull rods, and the second ends of the fixing pull rods penetrate through the steel deck, the wood plate layer and the formwork and integrally fix the steel deck, the wood plate layer and the formwork on the outer side surfaces of the first prefabricated external wall and the second prefabricated external wall through the corresponding fastening members.
7. The formwork device for the prefabricated exterior wall joint according to claim 5 or 6, wherein the steel deck is formed by transversely arranging a plurality of steel pipes which are arranged at intervals.
8. The formwork device for prefabricated exterior wall joints according to claim 7, wherein the wood board layer is formed by longitudinally arranging a plurality of square timbers arranged at intervals.
9. The formwork device for prefabricated exterior wall joints according to any one of claims 1 to 6, wherein the first hollow pipe and/or the second hollow pipe is a rubber pipe or a plastic pipe.
10. An exterior wall assembly structure, comprising a formwork device of the prefabricated exterior wall joint as claimed in any one of claims 1 to 9, wherein concrete is cast in the cast-in-place area, and the concrete and the reinforcement cage are solidified into a whole to form a cast-in-place column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020298593.5U CN212224624U (en) | 2020-03-11 | 2020-03-11 | Formwork device and outer wall assembly structure that prefabricated outer wall connects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020298593.5U CN212224624U (en) | 2020-03-11 | 2020-03-11 | Formwork device and outer wall assembly structure that prefabricated outer wall connects |
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| Publication Number | Publication Date |
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| CN212224624U true CN212224624U (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020298593.5U Active CN212224624U (en) | 2020-03-11 | 2020-03-11 | Formwork device and outer wall assembly structure that prefabricated outer wall connects |
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| CN (1) | CN212224624U (en) |
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