CN105569242A - Assembling method for composite floor slabs - Google Patents

Assembling method for composite floor slabs Download PDF

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Publication number
CN105569242A
CN105569242A CN201510996658.7A CN201510996658A CN105569242A CN 105569242 A CN105569242 A CN 105569242A CN 201510996658 A CN201510996658 A CN 201510996658A CN 105569242 A CN105569242 A CN 105569242A
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CN
China
Prior art keywords
floor slab
precast floor
bracing
strutting arrangement
wallboard
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510996658.7A
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Chinese (zh)
Inventor
柳辉
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China Minsheng Zhuyou Co Ltd
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China Minsheng Zhuyou Co Ltd
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Filing date
Publication date
Application filed by China Minsheng Zhuyou Co Ltd filed Critical China Minsheng Zhuyou Co Ltd
Priority to CN201510996658.7A priority Critical patent/CN105569242A/en
Publication of CN105569242A publication Critical patent/CN105569242A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/16Load-carrying floor structures wholly or partly cast or similarly formed in situ
    • E04B5/17Floor structures partly formed in situ

Abstract

The invention relates to a building construction method, and in particular discloses an assembling method for composite floor slabs. The composite floor slabs comprise prefabricated floor slabs and overlapping layers, and the assembling method comprises the following steps: (1) mounting a prefabricated floor slab supporting device: designing the mounting position of the supporting device according to the weight loads of the prefabricated floor slabs and the overlapping layers poured with concrete, and mounting the supporting device on the side face of a wall plate or a beam; (2) hoisting the prefabricated floor slabs; (3) positioning the prefabricated floor slabs; (4) binding rebars of the overlapping layers and embedding pipelines; (5) splicing the bottoms of the prefabricated floor slabs; (6) pouring the concrete; (7) removing the supporting device. According to the assembling method disclosed by the invention, the technical problem that the prefabricated floor slabs are cracked due to unflatness in the method for adjusting the height with a straight supporting frame in the conventional assembling process is solved; the later repair work is reduced; the supporting device is mounted on the wall plate or the beam, so that the construction operation space below the floor slabs is expanded, and the labor efficiency of the whole assembling process is improved.

Description

A kind of assembly method of laminated floor slab
Technical field
The present invention relates to a kind of construction techniques, be specifically related to a kind of assembly method of laminated floor slab.
Background technology
At present, the assembly method of laminated floor slab generally includes form bracing system and installs, the steps such as laminated floor slab lifting and subsequent treatment, when assembling laminated floor slab is installed, not only carry out temporary fixed to it, and need straightening members levelness, traditional laminated floor slab support system is set up several supports of being disbursed from the cost and expenses at flooring, at vertical direction laminated floor slab propped up and position, this kind of mode, because vertical support piece quantity is more, take up room more, reduce working space, the scope of operation of other operations simultaneously carried out is had a significant impact, and arrange and regulate the more manpower of process need of vertical support piece height, length consuming time, efficiency of construction is lower.
In prior art, patent CN103061518A discloses the construction method of multi-storey building laminated floor slab, what install when arranging support system is adjustable steel support frame, its spacing is not more than 1.5 meters, the spacing on adjustable steel support frame distance wall, post, beam limit is not more than 0.5 meter, the vertical number of plies that supports continuously is no less than 2 layers, and levels adjustable steel support frame vertical direction is on same position; Adjustable steel support frame comprise the adjustment support bar that stands in flooring and be arranged on regulate post upper be provided with support flitch, in this method for supporting, number of strut is more, takes up room more, reduces working space; Patent CN104712087A discloses a kind of laminated floor slab method of attachment, comprise that laminated floor slab is prefabricated, laminated floor slab lifting, floor bar colligation and floor bar colligation four steps, wherein the concrete steps of laminated floor slab lifting are that lifting laminated floor slab is placed on the form bracing that arranges, adjustment laminated floor slab is in level, still continue to use traditional supporting way, the adjustment of laminated floor slab level is wasted time and energy.
Summary of the invention
The object of this invention is to provide a kind of assembly method being easy to operate, improve the laminated floor slab of efficiency of construction.
Above-mentioned purpose is achieved through the following technical solutions: a kind of assembly method of laminated floor slab, comprises the following steps:
(1) installation of precast floor slab bracing or strutting arrangement: arrange the installation site of bracing or strutting arrangement according to the weight load of the overlapping layers of precast floor slab and concreting and bracing or strutting arrangement be arranged on the side of wallboard or beam;
(2) handling of precast floor slab: top precast floor slab being winched to place to be assembled;
(3) dropping place of precast floor slab: precast floor slab both sides are set up the end face at wallboard or beam, described bracing or strutting arrangement is supported on the bottom surface of precast floor slab, the levelness of adjustment precast floor slab;
(4) reinforcing bar binding of overlapping layers and the pre-buried of pipeline;
(5) the piece process bottom precast floor slab: the edge joint position bottom laminated floor slab and and gap place between wallboard or beam carry out shutoff process;
(6) concretely to build;
(7) dismounting of bracing or strutting arrangement.
The assembly method of a kind of laminated floor slab proposed by the invention, easy to use and quick dropping place when precast floor slab is installed can not only be met, overcome in traditional assemble flow and use allotment support to regulate in the method for height to cause precast floor slab out-of-flatness and the technical problem that ftractures, reduce later stage patch work, bracing or strutting arrangement is arranged on wallboard or beam, expand the construction operation space below floor, improve the man efficiency of whole assembling process.
Further, bracing or strutting arrangement in described step (1) comprises connector and support member, described connector at least comprises first side and second side, corner is formed between described first side and second side, described first side connects support member by tunable arrangement, and described second side is fixedly connected on wallboard or beam.The support member of bracing or strutting arrangement is arranged to adjustable, just bracing or strutting arrangement can be arranged on wallboard or Liang Shanghou, by the high unity of each support member, precast floor slab can directly be located after placing, do not need to regulate planeness again or only need fine setting, adjustment process is more simple, convenient and rapid.
Further, described second side offers installing hole; First measure absolute altitude at the bottom of precast floor slab plate with measuring apparatus in described step (1), and elevation line at the bottom of precast floor slab plate is set on wallboard or beam; Described bracing or strutting arrangement utilizes tapping screw or tapping screw to coordinate expansion tube to be arranged on wallboard or beam along elevation line at the bottom of precast floor slab plate by the installing hole being arranged on second side.
Further, in described step (1), the wallboard of precast floor slab down either side treating dropping place or beam arrange multiple bracing or strutting arrangement.The layout of bracing or strutting arrangement position is mainly according to the situation of the weight load of precast floor slab and concreting, for ensureing the enough support forces provided, during installation, several such bracing or strutting arrangements can be set in the side of the wallboard of one piece of precast floor slab down either side or beam.
Further, also comprise the step that bracing or strutting arrangement levelness regulates after described step (1): according to elevation line at the bottom of precast floor slab plate, regulate tunable arrangement to make the support member end face of multiple bracing or strutting arrangement in same level, ensure to treat that dropping place precast floor slab plate bottom surface is in same plane.Operation like this, before precast floor slab dropping place, by regulating tunable arrangement by the high unity of each support member, then precast floor slab just can directly be located after placing, and does not need to regulate levelness again, even if need to regulate, also be only fine setting, adjustment process is more simple, convenient and rapid, can use manpower and material resources sparingly.
Further, described step (1) is afterwards or also comprise the step of installing allotment support after step (3): vertical allotment support, described allotment support upper end arranges jacking, installing tripod in described allotment support bottom carries out firmly, in jacking, i beam is installed, regulate allotment support height, make the end face of i beam end face and bracing or strutting arrangement in the same plane.For ensureing safety, the flooring of the below of precast floor slab is installed one group of traditional allotment support, first, one group of allotment support is only set and can't causes much impacts to the construction space below floor, secondly, arrange allotment support normally to consider when precast floor slab is wider than 4 meters to arrange, precast floor slab is wide be less than 4 meters time without the need to arranging.
Further, use suspension bracket and wire rope to be sling by precast floor slab in described step (2), described suspension bracket is the frame construction of i beam composition, and on the i beam at described suspension bracket two ends, spacing connects 6 wire rope respectively; Described precast floor slab lifting 4 suspension centres, described suspension centre distance plate end be whole plate long 1/4 to 1/5 between, lift three blocks of precast floor slabs at every turn.The general once only handling one block of precast floor slab of traditional lifting mode, by the i beam at the suspension bracket in the present invention and suspension bracket two ends equidistantly connects 6 wire rope respectively, once can lift three blocks of precast floor slabs, improve the efficiency of whole assembling process.
Further, the step cleaned out precast floor slab bottom surface is also comprised in described step (2).Enforcement like this, avoids appearance point to support, and affects the planarization of precast floor slab.
Further, the front Nodes be also included between Nodes between wallboard and wallboard or precast floor slab and wallboard or beam of described step (3) pastes the step of single foam adhesive tape.Enforcement like this, reduces the gap of the Nodes between Nodes precast floor slab between wallboard and wallboard and wallboard or beam, avoids spillage in follow-up concreting process.
Further, described tunable arrangement is screw rod, and hole is offered in described first side, described tapping be fixedly connected with described screw rod with the use of nut, described screw rod one end is fixedly connected with support member, nut described in other end cross-under; Or described first side offer with described screw rod with the use of screw, described screw rod one end is fixedly connected with support member, screw described in other end cross-under.Setting like this, by screw rod with and be arranged on connector first side nut or be arranged on connector first side screw with the use of, realize adjustable at vertical direction of support member.
Further, described connector is provided with stiffener or reinforcing rib, and described stiffener or reinforcing rib one end are fixedly connected with first side, and the other end is fixedly connected with second side.Setting like this, the pressure of the horizontal prefabricated component that can effectively be born first side passes to second side by reinforcement, is transmitted to vertical member further, namely greatly increases bearing capacity of the present invention.
Further, the cross section of described support member is square or circular steel plate.
Further, described connector is angle steel, channel-section steel or square steel.
Further, described connector is provided with arm-tie.Setting like this, the easily dismounting of bracing or strutting arrangement.
Further, tapping screw is first back-outed in (7) by described step, breaks described arm-tie outward with hand or by means of other things, makes bracing or strutting arrangement depart from wallboard or beam.
Adopt above-mentioned assembly method, not only accelerating construction progress, reduction of erection time, and reduce operating expenses, after use the present invention, lift dropping place three blocks of precast floor slabs foreshortened to 20 minutes from original 45 minutes; Floor planeness regulates more simple and easy, and its floor is more smooth, avoids FFL and differs and cause the later stage patch work increased that ftractures, and add the man efficiency of whole assembling process.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.
Fig. 1 and Fig. 2 is respectively the laminated floor slab assembly structure schematic diagram involved by one embodiment of the present invention;
Fig. 3 is laminated floor slab assembly structure top view involved in Fig. 2;
Fig. 4 is that node partial enlarged drawing installed by bracing or strutting arrangement involved in Fig. 1 ~ 3;
The precast floor slab handling view of Fig. 5 involved by one embodiment of the present invention;
Fig. 6 ~ 8 are respectively the support device structure schematic diagram involved by one embodiment of the present invention;
Fig. 9 is the left view of bracing or strutting arrangement involved in Fig. 7;
Figure 10 and Figure 11 is respectively the phantom drawing of bracing or strutting arrangement involved in Fig. 7.
In figure:
1 second side, connector 2 support member 3 first side 4
5 corner 6 screw rod 7 nut 8 outer tubes
Bar 10 fastener 11 stiffener 12 installing hole in 9
13 arm-tie 14 tapping screw 15 precast floor slab 16 wallboards
17 bracing or strutting arrangement 18 allotment support 19 jacking 20 tripods
21 i beam 22 suspension bracket 23 wire rope
Detailed description of the invention
Describe the present invention below in conjunction with accompanying drawing, the description of this part is only exemplary and explanatory, should not have any restriction to protection scope of the present invention.In addition, those skilled in the art, according to the description of presents, can carry out respective combination to the feature in embodiment in presents and in different embodiment.
Embodiments of the invention are as follows, and with reference to Fig. 1 ~ 4, a kind of assembly method of laminated floor slab, comprises the following steps:
(1) installation of precast floor slab bracing or strutting arrangement: arrange the installation site of bracing or strutting arrangement 17 according to the weight load of the overlapping layers of precast floor slab 15 and concreting and bracing or strutting arrangement 17 be arranged on the side of wallboard 16 or beam;
(2) handling of precast floor slab: top precast floor slab 15 being winched to place to be assembled;
(3) dropping place of precast floor slab: the end face at wallboard 16 or beam is set up in precast floor slab 15 both sides, and described bracing or strutting arrangement 17 is supported on the bottom surface of precast floor slab 15, the levelness of adjustment precast floor slab 15;
(4) reinforcing bar binding of overlapping layers and the pre-buried of pipeline;
(5) the piece process bottom precast floor slab: the edge joint position bottom laminated floor slab and and gap place between wallboard 16 or beam carry out shutoff process;
(6) concretely to build;
(7) dismounting of bracing or strutting arrangement.
Wherein, as Fig. 5, bracing or strutting arrangement 17 in described step (1) comprises connector 1 and support member 2, described connector 1 at least comprises first side 3 and second side 4, corner 5 is formed between described first side 3 and second side 4, described first side 3 connects support member 2 by tunable arrangement, and described second side 4 is fixedly connected on wallboard 16 or beam.The support member 2 of bracing or strutting arrangement 17 is arranged to adjustable, just bracing or strutting arrangement 17 can be arranged on wallboard 16 or Liang Shanghou, by the high unity of each support member 2, precast floor slab 15 can directly be located after placing, do not need to regulate planeness again, adjustment process is more simple, convenient and rapid.It is pointed out that modifying first and second of connector 1 side is herein only side patent better being distinguished described connector 1, is not the restriction of the particular location to described connector 1 side.
In addition, described second side 4 offers installing hole 12; For ensureing that the end face of bracing or strutting arrangement 17 is in same plane, first measuring absolute altitude at the bottom of precast floor slab 15 plate with measuring apparatus in described step (1), and elevation line at the bottom of precast floor slab 15 plate is set on wallboard 16 or beam; Described bracing or strutting arrangement 17 utilizes tapping screw 14 or tapping screw 14 to coordinate expansion tube to be firmly arranged on floor or beam along elevation line at the bottom of precast floor slab 15 plate by the installing hole 12 being arranged on second side 4.
Those skilled in the art are to be understood that, the layout of bracing or strutting arrangement 17 position is mainly according to the situation of the weight load of precast floor slab 15 and concreting, for ensureing the enough support forces provided, be convenient to the adjustment of follow-up precast floor slab 15 planeness simultaneously, in described step (1), the wallboard 16 of precast floor slab 15 down either side treating dropping place or beam arrange multiple bracing or strutting arrangement 17.
The step that bracing or strutting arrangement 17 levelness regulates also is comprised: according to elevation line at the bottom of precast floor slab 15 plate after the installation of precast floor slab 15 bracing or strutting arrangement 17, regulate tunable arrangement to make support member 2 end face of multiple bracing or strutting arrangement 17 in same level, ensure to treat that dropping place precast floor slab 15 plate bottom surface is in same plane.Operation like this, before precast floor slab 15 dropping place, by regulating tunable arrangement by the high unity of each support member 2, then precast floor slab 15 just can directly be located after placing, not needing to regulate levelness again, even if need to regulate, is also only fine setting, adjustment process is more simple, convenient and rapid, can use manpower and material resources sparingly.
For ensureing safety, described step (1) is afterwards or also comprise the step of installing allotment support 18 frame after step (3): vertical allotment support 18, described allotment support 18 upper end arranges jacking 19, installing tripod 20 in described allotment support 18 bottom carries out firmly, i beam 21 is installed in jacking 19, regulate allotment support 18 height, make the end face of i beam 21 end face and bracing or strutting arrangement 17 in the same plane.Secondly first, one group of allotment support 18 is only set and can't causes much impacts to the construction space below floor, allotment support 18 is set and normally considers to arrange when precast floor slab 15 is wider than 4 meters, precast floor slab 15 is wide be less than 4 meters time without the need to arranging.
Precast floor slab 15 lifts in step and uses tower crane or hoist lifting hook to utilize suspension bracket 22 and wire rope 23 to be sling by precast floor slab 15, described suspension bracket 22 is the frame construction that i beam 21 forms, and on the i beam 21 at described suspension bracket 22 two ends, spacing connects 6 wire rope 23 respectively; Described precast floor slab 15 lifts by crane with 4 suspension centres, described suspension centre distance plate end be whole plate long 1/4 to 1/5 between, lift three blocks of precast floor slabs 15 at every turn.The general once only handling one block of precast floor slab 15 of traditional lifting mode, by the i beam 21 at the suspension bracket 22 in the present invention and suspension bracket 22 two ends equidistantly connects 6 wire rope 23 respectively, once can lift three blocks of precast floor slabs 15, improve the efficiency of whole assembling process.
The step cleaned out precast floor slab 15 bottom surface is also comprised in described step (2).Enforcement like this, avoids appearance point to support, and affects the planarization of precast floor slab 15.
Described step (3) is front, and the Nodes be also included between Nodes between wallboard 16 and wallboard 16 or precast floor slab 15 and wallboard 16 or beam pastes the step of single foam adhesive tape.Enforcement like this, reduces the gap of the Nodes between Nodes precast floor slab 15 between wallboard 16 and wallboard 16 and wallboard 16 or beam, avoids spillage in follow-up concreting process.
On the basis of above-described embodiment, in another embodiment of the present invention, described tunable arrangement is screw rod 6, hole is offered in described first side 3, described tapping be fixedly connected with described screw rod 6 with the use of nut 7, described screw rod 6 one end is fixedly connected with support member 2, nut 7 described in other end cross-under; Or described first side 3 offer with described screw rod 6 with the use of screw, described screw rod 6 one end is fixedly connected with support member 2, screw described in other end cross-under.Setting like this, by screw rod 6 with and be arranged on connector 1 first side 3 nut 7 or be arranged on connector 1 first side 3 screw with the use of, realize adjustable at vertical direction of support member 2.
On the basis of above-described embodiment, in another embodiment of the present invention, as Fig. 1, described tunable arrangement is expansion link, the interior bar 9 that described expansion link comprises outer tube 8 and is set in described outer tube 8, the lower end of described outer tube 8 is fixedly connected with connector 1, and the upper end of described interior bar 9 is fixedly connected with support member 2; The outer wall of described interior bar 9 is provided with the fastener 10 for controlling interior bar 9 extension elongation.Setting like this, realizes adjustable at vertical direction of support member 2 by controlling the extension elongation of interior bar 9 in outer tube 8; The effect that described fastener 10 is set be fixing in the position of bar 9, prevent interior bar 9 under the effect of the pressure in the outer loop bar 8 of retraction.
On the basis of above-described embodiment, in another embodiment of this practicality invention, described connector 1 is provided with stiffener 11 or reinforcing rib, and described stiffener 11 or reinforcing rib one end are fixedly connected with first side 3, and the other end is fixedly connected with second side 4.Setting like this, the pressure of the horizontal prefabricated component that can effectively be born first side 3 passes to second side 4 by reinforcement, is transmitted to vertical member further, namely greatly increases bearing capacity of the present invention.
On the basis of above-described embodiment, in another embodiment of the present invention, the cross section of described support member 2 is square or circular steel plate.
On the basis of above-described embodiment, in another embodiment of the present invention, described connector 1 is angle steel, channel-section steel or square steel.
On the basis of above-described embodiment, in another embodiment of the present invention, described connector 1 is provided with arm-tie 13.Setting like this, the easily dismounting of bracing or strutting arrangement 17.
First tapping screw 14 is back-outed in the demounting procedure of bracing or strutting arrangement 17, break described arm-tie 13 outward with hand or by means of other things, make bracing or strutting arrangement 17 depart from wallboard 16 or beam.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (10)

1. an assembly method for laminated floor slab, described laminated floor slab comprises precast floor slab and overlapping layers, it is characterized in that, comprises the following steps:
(1) installation of precast floor slab bracing or strutting arrangement: arrange the installation site of bracing or strutting arrangement according to the weight load of the overlapping layers of precast floor slab and concreting and bracing or strutting arrangement be arranged on the side of wallboard or beam;
(2) handling of precast floor slab: top precast floor slab being winched to place to be assembled;
(3) dropping place of precast floor slab: precast floor slab both sides are set up the end face at wallboard or beam, described bracing or strutting arrangement is supported on the bottom surface of precast floor slab, the levelness of adjustment precast floor slab;
(4) reinforcing bar binding of overlapping layers and the pre-buried of pipeline;
(5) the piece process bottom precast floor slab: the edge joint position bottom laminated floor slab and and gap place between wallboard or beam carry out shutoff process;
(6) concretely to build;
(7) dismounting of bracing or strutting arrangement.
2. the assembly method of laminated floor slab according to claim 1, it is characterized in that, bracing or strutting arrangement in described step (1) comprises connector and support member, described connector at least comprises first side and second side, corner is formed between described first side and second side, described first side connects support member by tunable arrangement, and described second side is fixedly connected on wallboard or beam.
3. the assembly method of laminated floor slab according to claim 2, is characterized in that, described second side offers installing hole; First measure absolute altitude at the bottom of precast floor slab plate with measuring apparatus in described step (1), and elevation line at the bottom of precast floor slab plate is set on wallboard or beam; Described bracing or strutting arrangement utilizes tapping screw or tapping screw to coordinate expansion tube to be arranged on floor or beam along elevation line at the bottom of precast floor slab plate by the installing hole being arranged on second side.
4. the assembly method of laminated floor slab according to claim 3, is characterized in that, in described step (1), the wallboard of precast floor slab down either side treating dropping place or beam arranges multiple bracing or strutting arrangement.
5. the assembly method of laminated floor slab according to claim 4, it is characterized in that, the step that bracing or strutting arrangement levelness regulates also is comprised: according to elevation line at the bottom of precast floor slab plate after described step (1), regulate tunable arrangement to make the support member end face of multiple bracing or strutting arrangement in same level, ensure to treat that dropping place precast floor slab plate bottom surface is in same plane.
6. the assembly method of the laminated floor slab according to Claims 1 to 5 any one, it is characterized in that, described step (1) is afterwards or also comprise the step of installing allotment support after step (3): vertical allotment support, described allotment support upper end arranges jacking, installing tripod in described allotment support bottom carries out firmly, in jacking, i beam is installed, regulates allotment support height, make the end face of i beam end face and bracing or strutting arrangement in the same plane.
7. the assembly method of laminated floor slab according to claim 1, it is characterized in that, suspension bracket and wire rope is utilized to be sling by precast floor slab in described step (2), described suspension bracket is the frame construction of i beam composition, and on the i beam at described suspension bracket two ends, spacing connects 6 wire rope respectively; Described precast floor slab lifting 4 suspension centres, described suspension centre distance plate end be whole plate long 1/4 to 1/5 between, lift three blocks of precast floor slabs at every turn.
8. the assembly method of laminated floor slab according to claim 1, it is characterized in that, the front Nodes be also included between wallboard and wallboard of described step (3), or the Nodes between precast floor slab and wallboard or beam pastes the step of single foam adhesive tape.
9. the assembly method of laminated floor slab according to claim 1, is characterized in that, described step also comprises the step cleaned out precast floor slab bottom surface in (2).
10. the assembly method of the laminated floor slab according to claim 2 ~ 5 any one, it is characterized in that, described tunable arrangement is screw rod, hole is offered in described first side, described tapping be fixedly connected with described screw rod with the use of nut, described screw rod one end is fixedly connected with support member, nut described in other end cross-under; Or described first side offer with described screw rod with the use of screw, described screw rod one end is fixedly connected with support member, screw described in other end cross-under; Or described connector is provided with stiffener or reinforcing rib, described stiffener or reinforcing rib one end are fixedly connected with first side, and the other end is fixedly connected with second side; Or the cross section of described support member is square or circular steel plate; Or described connector is angle steel, channel-section steel or square steel; Or described connector is provided with arm-tie, tapping screw is first back-outed in (7) by described step, breaks described arm-tie outward with hand or by means of other things, makes bracing or strutting arrangement depart from wallboard or beam.
CN201510996658.7A 2015-12-28 2015-12-28 Assembling method for composite floor slabs Pending CN105569242A (en)

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CN107130720A (en) * 2017-06-07 2017-09-05 中冶建工集团有限公司 PK prestressed concrete overlapped slab construction methods
CN107842204A (en) * 2017-11-16 2018-03-27 四川中新房绿色智能建筑工程有限公司 A kind of floor installed height mark adjusting means and absolute altitude adjusting method
CN107905543A (en) * 2017-11-28 2018-04-13 上海建工五建集团有限公司 Laminated floor slab supporting structure and its application construction method
CN108612205A (en) * 2016-12-12 2018-10-02 中国二十冶集团有限公司 Assembled architecture precast beam and Prefabricated stacking floor piece blocking method
CN108951963A (en) * 2018-03-23 2018-12-07 承德绿建建筑节能科技有限公司 The construction method of assembled wall

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CN204211348U (en) * 2014-10-30 2015-03-18 安徽海龙建筑工业有限公司 A kind of hanging apparatus
CN104481158A (en) * 2014-12-10 2015-04-01 张跃 Bracket with adjustable installation height
CN105178604A (en) * 2015-09-30 2015-12-23 长沙远大住宅工业集团有限公司 Construction method of assembly type superimposed floor slab

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Publication number Priority date Publication date Assignee Title
CN106065681A (en) * 2016-06-24 2016-11-02 成都建筑工程集团总公司 Superimposed sheet hoard strip construction method in a kind of overall assembled architecture based on BIM technology
CN106065681B (en) * 2016-06-24 2019-03-22 成都建筑工程集团总公司 It is a kind of based on BIM technology overall assembled building in superimposed sheet hoard strip construction method
CN108612205A (en) * 2016-12-12 2018-10-02 中国二十冶集团有限公司 Assembled architecture precast beam and Prefabricated stacking floor piece blocking method
CN107130720A (en) * 2017-06-07 2017-09-05 中冶建工集团有限公司 PK prestressed concrete overlapped slab construction methods
CN107842204A (en) * 2017-11-16 2018-03-27 四川中新房绿色智能建筑工程有限公司 A kind of floor installed height mark adjusting means and absolute altitude adjusting method
CN107905543A (en) * 2017-11-28 2018-04-13 上海建工五建集团有限公司 Laminated floor slab supporting structure and its application construction method
CN108951963A (en) * 2018-03-23 2018-12-07 承德绿建建筑节能科技有限公司 The construction method of assembled wall
CN108951963B (en) * 2018-03-23 2020-06-02 承德绿建建筑节能科技有限公司 Construction method of assembled wall

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Application publication date: 20160511