CN203080911U - Inner formwork for concrete walls at deformation joint - Google Patents

Inner formwork for concrete walls at deformation joint Download PDF

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Publication number
CN203080911U
CN203080911U CN 201220727560 CN201220727560U CN203080911U CN 203080911 U CN203080911 U CN 203080911U CN 201220727560 CN201220727560 CN 201220727560 CN 201220727560 U CN201220727560 U CN 201220727560U CN 203080911 U CN203080911 U CN 203080911U
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CN
China
Prior art keywords
concrete
formwork
formword
steel
hole
Prior art date
Application number
CN 201220727560
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Chinese (zh)
Inventor
楼盼峰
乡宏杰
苏勇
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中国建筑第四工程局有限公司
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Priority to CN 201220727560 priority Critical patent/CN203080911U/en
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Publication of CN203080911U publication Critical patent/CN203080911U/en

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Abstract

The utility model discloses an inner formwork for concrete walls at a deformation joint. The inner formwork comprises a concrete bearing formwork (1), a group of longitudinal wood beams (2) which are distributed evenly are installed on the back surface of the concrete bearing formwork (1), and a group of pairs of transverse steel pipes (3) which are distributed evenly are installed on the longitudinal wood beams (2); and at the position of each longitudinal wood beam (2), each pair of transverse steel pipes (3) are connected with the concrete bearing formwork (1) through a plate hooking assembly (4). The inner formwork is mainly suitable for the condition that a shear wall is built in a pouring mode at a position very close to an existing shear wall, achieves the fact that the formwork capable of being used repeatedly is used on a non-working surface, and can save construction cost and achieve operation convenience. The inner formwork overcome the defect that the formwork is difficult to built as a working face does not exist on one side, a pairing fastening mode is adopted to improve integrity of the formwork, and requirements for removal and lifting of a small space between two concrete walls can be met. Workloads are reduced greatly, construction speed is high, and cost is saved greatly.

Description

The inner formword that a kind of deformation joint concrete wall are used
Technical field
The utility model relates to the inner formword that a kind of deformation joint concrete wall are used, and belongs to technical field of buildings.
Background technology
Development along with the Chinese city construction, construction land day is becoming tight, urban architecture begins to develop towards high-rise superelevation layer direction, and traditional highrise building begins to turn to " running neck and neck " by " a crane standing among chickens ", so the shear wall structure form is more and more used.In construction, run into the very near situation that the two sides concrete wall lean on through regular meeting.Need carry out another stifled shear wall construction in shear wall one side of finishing of constructing, and the two sides shear wall from very closely between two face walls, form deformation joint.Cause new shear wall one side not have the situation of construction operation face.
At present, run into this situation, conventional way generally is that formerly construct concrete wall one side finished applies polyphenyl plate with two wall spacing respective thickness, applies one deck three-ply board on the polyphenyl plate surface again in case the loose back of polyphenyl plate concrete falls into wall base steel mesh reinforcement.But operation one side of back construction is taked watering pre-buried framed bent standard steel tube head in the floor, with the single load bearing strong point as upper mould; Or the template of back construction one side adopts the lower composite board of some prices and is equipped with low-cost primary and secondary skeletal frame and make disposablely to tight template, after shear wall is built and finished, only removes the template of the scope of operation one side, and the template of another side is not removed.Do not adopt low-cost material though have the template of work plane one side and generally all is, because large usage quantity, can't recycling after the disposable consumption, still increased construction cost.
The utility model content
The purpose of this utility model is, the inner formword that provides a kind of deformation joint concrete wall to use.Adopt the formwork for placing of recyclable template,, overcome the deficiencies in the prior art to reduce construction cost as shear wall no operatton face one side.
The technical solution of the utility model:
The inner formword that a kind of deformation joint concrete wall are used comprises and meets concrete form, and the back side of meeting concrete form is provided with one group of uniform vertical flitch, and vertically flitch is provided with one group of uniform laterally two steel pipe; Laterally two steel pipes in vertical flitch position through the hook plate assembly with meet concrete form and be connected.
In the aforementioned inner formword, described horizontal pair of steel pipe is that two Φ, 48 standard steel pipes constitute side by side, is provided with nut assembly between two standard steel pipes, and the meet concrete form relative with nut assembly is provided with tight bolt hole.
In the aforementioned inner formword, be provided with bracing reinforcement between described one group of uniform laterally two steel pipe.
In the aforementioned inner formword, described nut assembly comprises steel plate, and steel plate is provided with through hole, is welded with nut on the through hole.
In the aforementioned inner formword, described hook plate assembly comprises hook plate, and hook plate is provided with steel pipe bayonet socket and connecting hole, is provided with connecting bolt in the connecting hole, connecting bolt one end and rectangular steel plates welding, and connecting bolt is provided with clamp nut.
In the aforementioned inner formword, the described concrete form of meeting is 18 ㎜ high-quality composite board, meets concrete form and is provided with and the corresponding groove of rectangular steel plates, and connecting bolt one end and rectangular steel plates are absorbed in the groove with to meet concrete form concordant.
Compared with prior art, the utility model mainly is at the situation of building another stifled shear wall in the existing very near position of shear wall of distance, solve the problem that adopts reusable template in the non-scope of operation, not only can save construction cost, also can be so that operation.The utility model has overcome the difficulty of a side no operatton face formwork, adopts paired fastening means to improve the globality of template, and the dismounting that can satisfy two small spaces between the concrete wall promotes requirement.Workload reduces a lot, and speed of application is faster, and expense is significantly saved.
Description of drawings
Fig. 1 is the structural representation at the utility model back side;
Fig. 2 is the structural representation that the utility model is met the concrete face;
Fig. 3 is the structural representation of nut assembly;
Fig. 4 is the structural representation of hook plate assembly;
Fig. 5 is the schematic diagram of two template overlap joints;
Fig. 6 is a schematic diagram of removing inner formword by hole.
Being labeled as among the figure: 1-meets concrete form, the vertical flitch of 2-, the laterally two steel pipes of 3-, 4-hook plate assembly, 5-connecting bolt, 6-nut assembly, 7-to tight bolt hole, 9-bracing reinforcement, 10-steel plate, 11-through hole, 12-nut, 13-steel pipe bayonet socket, 14-connecting hole, 15-rectangular steel plates, 16-clamp nut, 17-wall bushing, the existing shear wall of 21-, 25-hole, 26-steel sled.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, but not as to any restriction of the present utility model.
The inner formword that a kind of deformation joint concrete wall are used as depicted in figs. 1 and 2, comprises and meets concrete form 1, and the back side of meeting concrete form 1 is provided with one group of uniform vertical flitch 2, and vertically flitch 2 is provided with one group of uniform laterally two steel pipe 3; Laterally two steel pipes 3 in vertical flitch 2 positions through hook plate assembly 4 with meet concrete form 1 and be connected.Laterally two steel pipes 3 are that two Φ, 48 standard steel pipes constitute side by side, are provided with nut assembly 6 between two standard steel pipes, and the meet concrete form 1 relative with nut assembly is provided with tight bolt hole 7.Be provided with bracing reinforcement 9 between one group of uniform laterally two steel pipe 3.Nut assembly 6 comprises steel plate 10 as shown in Figure 3, and steel plate is provided with through hole 11, is welded with nut 12 on the through hole.Hook plate assembly 4 comprises hook plate as shown in Figure 4, and hook plate is provided with steel pipe bayonet socket 13 and connecting hole 14, is provided with connecting bolt 5 in the connecting hole, connecting bolt one end and rectangular steel plates 15 welding, and connecting bolt 5 is provided with clamp nut 16.Meeting concrete form 1 is 18 ㎜ high-quality composite board, meets concrete form 1 and is provided with and rectangular steel plates 15 corresponding grooves, and connecting bolt one end and rectangular steel plates 15 are absorbed in the groove with to meet concrete form 1 concordant.
The work progress that adopts inner formword of the present utility model is as shown in Fig. 1,2,6: adopt the template of the inner formword of utility model as no construction operation face one side, the back side of inner formword is provided with nut assembly; Exterior sheathing is by being connected the nut assembly of tight screw rod with the inner formword back side, to being with wall bushing on the tight screw rod; By being located at the thickness of the fine-stone concrete support control shear wall between inner formword and the exterior sheathing; Concreting between inner and outer template is treated to remove screw rod through walls from the scope of operation one side after concrete strength reaches the form removal requirement, with tower crane inner formword is promoted to last layer, repeats above-mentioned steps and carries out the upper strata shear wall construction.Inner formword is reinforced by one group of flitch and one group of transversely arranged two steel pipe of vertically arranging at the back side, in case inner formword is out of shape under concrete pressure.During concreting, place a cross section in vertical flitch wood position of shear wall bottom and be about the 200mm wooden frame, the outer winding plastic film of wooden frame; After treating that concrete strength reaches the form removal requirement, remove wooden frame, form the handle hole (see figure 6) that wide height is about 200mm, when removing inner formword, assist to remove by handle hole in the shear wall bottom.When inner formword splices with cope match-plate pattern by two, as shown in Figure 5, splice at vertical flitch place, vertical lumps of wood of a template edge is given prominence to 30-50mm, vertical lumps of wood indentation 30-50mm of another piece template edge; During splicing, the first fixing inner formword given prominence to of flitch, the fixing inner formword of flitch indentation again; Reversed in order during dismounting.
Embodiment
Earlier by making inner formword illustrated in figures 1 and 2, the concrete form 1 of meeting of inner formword adopts the thick high-quality composite board of 18mm, and the back side of using 45 * 90 ㎜ flitches vertically to be arranged in by 250~300 ㎜ spacings then to meet concrete form 1 is as vertical secondary joist of inner formword.Vertically bore some holes at the flitch place that meets concrete form 1 then, pitch of holes 500~700 ㎜.Connecting bolt 5 is passed from the boring of meeting the concrete face of meeting concrete form 1, and an end of connecting bolt 5 is welded with rectangular steel plates 15, and the concrete face of meeting of meeting concrete form 1 has groove, and rectangular steel plates 15 is absorbed in the groove concordant with the concrete face of meeting of meeting concrete form 1.The steel pipe that respectively to place a diameter in connecting bolt 5 both sides of meeting concrete form 1 back side be 48mm, with hook plate and clamp nut 16 will laterally two steel pipes 3 with meet concrete form 1 and link together to constitute and meet the level of concrete form 1 to main joist.Weld one group of nut assembly 4 in level on main joist, nut assembly 4 comprises steel plate 10, is drilled with through hole 11 on the steel plate, and at nut 12 of through hole welding, and then the steel plate that will be welded with nut is welded between two steel pipes.Bore on the concrete form 1 in meet corresponding then tight bolt hole 7 is used for being connected with exterior sheathing with nut 12.Said process is the process of making inner formword, the inner formword of making and illustrated in figures 1 and 2.
When setting up shear wall and building mould, as shown in Figure 7, because the existing shear wall 21 of the shear wall distance that the utility model need be built is nearer, so the existing shear wall 21 1 sides people that can't stand, all operating personnel can only stand in the enterprising line operate of work plane of shear wall one side that need build.So during construction, the preceding above-mentioned inner formword of having made is faced with the back has upright placement of shear wall 21 one sides, put the shear force wall reinforcing steel bar that weaves at the concrete face of meeting of inner formword then, put exterior sheathing at the shear force wall reinforcing steel bar another side, to pass tight bolt tight bolt hole 7 will be connected with nut 12 on the nut assembly 6, because nut assembly 6 is to be welded on the steel pipe of inner formword, so in connection procedure, nut 12 can be along with tight bolt is rotated together, in order to guarantee the spacing between the inner and outer template, can between two templates, place some fine-stone concrete supports, inner formword and exterior sheathing are linked together.Can put wall bushing 17 in order to ensure being convenient to after building on to tight bolt with tight bolt is extracted out, wall bushing 17 need pass meets concrete form 1, enters in the wall bushing to prevent to water a small amount of spillage that produces in the concrete process.Wall bushing is selected the flexible PVC material for use, makes inner formword certain level be arranged to amount of movement when removing, to guarantee can not produce excessive resistance in the lifting process.When concreting, as shown in Figure 6, reserve the hole 25 that a wide height is about 200mm in addition, when removing inner formword, can stretch into steel sled 26 and prize inner formword from hole in the shear wall bottom.

Claims (6)

1. inner formword that the deformation joint concrete wall are used, it is characterized in that: comprise and meet concrete form (1), the back side of meeting concrete form (1) is provided with one group of uniform vertical flitch (2), and vertically flitch (2) is provided with one group of uniform laterally two steel pipe (3); Laterally two steel pipes (3) in vertical flitch (2) position through hook plate assembly (4) with meet concrete form (1) and be connected.
2. according to the described inner formword of claim 1, it is characterized in that: the two steel pipes (3) of aforementioned lateral are that two Φ, 48 standard steel pipes constitute side by side, be provided with nut assembly (6) between two standard steel pipes, the meet concrete form (1) relative with nut assembly is provided with tight bolt hole (7).
3. according to the described inner formword of claim 2, it is characterized in that: be provided with bracing reinforcement (9) between aforementioned one group of uniform laterally two steel pipe (3).
4. according to the described inner formword of claim 3, it is characterized in that: aforementioned nut assembly (6) comprises steel plate (10), and steel plate is provided with through hole (11), is welded with nut (12) on the through hole.
5. according to the described inner formword of claim 4, it is characterized in that: aforementioned hook plate assembly (4) comprises hook plate, hook plate is provided with steel pipe bayonet socket (13) and connecting hole (14), be provided with connecting bolt (5) in the connecting hole, connecting bolt one end and rectangular steel plates (15) welding, connecting bolt (5) is provided with clamp nut (16).
6. according to the described inner formword of claim 5, it is characterized in that: the aforementioned concrete form (1) of meeting is 18 ㎜ high-quality composite board, meet concrete form (1) and be provided with and the corresponding groove of rectangular steel plates (15), it is interior with to meet concrete form (1) concordant that connecting bolt one end and rectangular steel plates (15) are absorbed in groove.
CN 201220727560 2012-12-26 2012-12-26 Inner formwork for concrete walls at deformation joint CN203080911U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220727560 CN203080911U (en) 2012-12-26 2012-12-26 Inner formwork for concrete walls at deformation joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220727560 CN203080911U (en) 2012-12-26 2012-12-26 Inner formwork for concrete walls at deformation joint

Publications (1)

Publication Number Publication Date
CN203080911U true CN203080911U (en) 2013-07-24

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104018666A (en) * 2014-05-13 2014-09-03 成都绿迪科技有限公司 Shear wall template reinforcing device
CN104032948A (en) * 2014-06-30 2014-09-10 龙信建设集团有限公司 Steel-wood combined formwork and construction method
CN105178591A (en) * 2015-10-12 2015-12-23 江苏南通二建集团有限公司 Small-gap double-shear-wall deformation joint formwork and construction method thereof
CN105780966A (en) * 2016-04-29 2016-07-20 郑州三迪建筑科技有限公司 Fast template system for spraying and building walls on site
CN106545160A (en) * 2015-09-18 2017-03-29 重庆合筑实业发展有限公司 A kind of outer wall template composite reinforcement system
CN108999396A (en) * 2018-07-24 2018-12-14 中冶建工集团有限公司 Double shutterings-supported construction methods within the walls

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104018666A (en) * 2014-05-13 2014-09-03 成都绿迪科技有限公司 Shear wall template reinforcing device
CN104018666B (en) * 2014-05-13 2016-03-23 温州泓盛园林建设有限公司 Shear wall formwork bracing means
CN104032948A (en) * 2014-06-30 2014-09-10 龙信建设集团有限公司 Steel-wood combined formwork and construction method
CN104032948B (en) * 2014-06-30 2016-05-11 龙信建设集团有限公司 Steel and wood composite template and construction method
CN106545160A (en) * 2015-09-18 2017-03-29 重庆合筑实业发展有限公司 A kind of outer wall template composite reinforcement system
CN105178591A (en) * 2015-10-12 2015-12-23 江苏南通二建集团有限公司 Small-gap double-shear-wall deformation joint formwork and construction method thereof
CN105780966A (en) * 2016-04-29 2016-07-20 郑州三迪建筑科技有限公司 Fast template system for spraying and building walls on site
CN105780966B (en) * 2016-04-29 2018-02-09 郑州三迪建筑科技有限公司 A kind of fast Template system for being used for scene spray walling
CN108999396A (en) * 2018-07-24 2018-12-14 中冶建工集团有限公司 Double shutterings-supported construction methods within the walls

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C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130724

Termination date: 20151226