CN113653234B - Floor board installation process convenient to assemble - Google Patents
Floor board installation process convenient to assemble Download PDFInfo
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- CN113653234B CN113653234B CN202110842515.6A CN202110842515A CN113653234B CN 113653234 B CN113653234 B CN 113653234B CN 202110842515 A CN202110842515 A CN 202110842515A CN 113653234 B CN113653234 B CN 113653234B
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- steel mesh
- mesh layer
- plate
- floor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
Abstract
The invention provides a floor board installation process convenient to assemble, which comprises the following steps: x1, hoisting the floor board main body; x2, hoisting a steel mesh layer; x3, measuring the distance between the steel mesh layer and the upper surface of the prefabricated shell; x4, adjusting the thickness of the pressing plate; and X5, pouring a light concrete material into the filling cavity. In the actual implementation process, the floor plate main body and the steel mesh layer can be prefabricated in a factory, the floor plate main body and the steel mesh layer are hoisted separately, and a lightweight concrete material is poured for solidification after hoisting; the floor plate main body and the steel mesh layer are relatively portable, so that the hoisting construction is convenient, and the construction safety can be effectively improved; simultaneously, make the clamp plate downstream through the steel mesh dead weight, the extrusion transfer line makes the telescopic unit stretch out to support the stand, carries out the connection that friction can effectual reduction amplitude or reinforcement floor board main part through telescopic unit and stand.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a floor plate installation process convenient to assemble.
Background
The fabricated building is a building which is formed by transferring a large amount of field operation work in the traditional construction 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 in a reliable connection mode. With the popularization and application of the prefabricated building in China, the prefabricated part is also fully applied.
At present, a building floor slab structure mainly comprises an integral cast-in-place building floor slab and a prefabricated assembly type floor; the integral cast-in-place floor slab structure has the advantages of good integrity and stress performance, complex construction procedures, large quantity of templates and serious environmental pollution. The prefabricated assembled floor slab avoids partial defects of an integral cast-in-place floor slab structure, but has the defects of poor anti-seismic performance and inconvenience in hoisting.
Accordingly, the present inventors have made extensive studies on the above problems and have made the present invention.
Disclosure of Invention
The invention aims to provide a floor board mounting process convenient to assemble; to solve the problems of the background art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a process for installing a floor panel for ease of assembly comprising the steps of:
x1, hoisting the floor plate main body: placing the floor plate main body on the cross beam, and locking the floor plate main body and the cross beam together through a connecting bolt;
x2, hoisting a steel mesh layer: placing the steel mesh layer on the pressing plate, and enabling the telescopic unit to extend out to abut against the stand column through transmission of the transmission connecting rod;
x3, measuring the distance between the steel mesh layer and the upper surface of the prefabricated shell;
x4, adjusting the thickness of the pressing plate: the sliding seats move simultaneously by pulling or pushing the two synchronous connecting rods on the two sides simultaneously, so that the pressing plate is adjusted;
and X5, pouring a light concrete material into the filling cavity.
And step X3, measuring the distance between the steel mesh layer and the upper surface of the prefabricated shell through a tape or a measuring tape.
And hoisting the steel mesh layer again after the measurement is finished.
In the step X4, the sliding seat moves simultaneously by pulling or pushing the two synchronous connecting rods at the two sides simultaneously, so that the pressing plate is adjusted.
When the height adjustment is completed, the steel wire penetrates through the limiting hole to tie up and position the second plate body and the synchronous connecting rod.
In the step X1, the floor plate main body comprises a prefabricated shell, and the prefabricated shell is locked with the cross beam through a connecting bolt; the floor plate main body also comprises an elastic shock insulation layer arranged between the cross beam and the prefabricated shell, at least two telescopic units respectively positioned at two sides of the prefabricated shell and a driving device for driving the telescopic units to stretch; the telescopic unit is connected with the prefabricated shell in a sliding manner; the telescopic units are arranged corresponding to the upright columns; the telescoping unit comprises a first end portion outside the prefabricated housing; the first end portion comprises a top plate capable of abutting against the upright post.
The prefabricated shell is provided with an upward filling cavity; the driving device is arranged in the filling cavity; the prefabricated shell further comprises a guide rod which is located in the filling cavity and is vertically arranged, and the guide rod is connected with the pressing plate in a sliding mode.
In the step X2, the pressing plate comprises a first plate body positioned above, a second plate body positioned below and an adjusting device connected between the first plate body and the second plate body; the adjusting device comprises two groups of adjusting components which are positioned on two sides of the second plate body; each group of adjusting components comprises two adjusting components which are connected together through a synchronous connecting rod; the adjusting assembly comprises a sliding seat in sliding connection with the second plate body and a supporting connecting rod connected between the first plate body and the sliding seat; the supporting connecting rod is provided with a first supporting end part which is rotationally connected with the first plate body and a second supporting end part which is rotationally connected with the sliding seat; the adjusting device further comprises a pressure spring which is sleeved outside the guide rod and abuts against the position between the first plate body and the second plate body.
After the technical scheme is adopted, the installation process of the floor board convenient to assemble, provided by the invention, at least has the following beneficial effects:
in the actual implementation process, the floor plate main body and the steel mesh layer can be prefabricated in a factory, the floor plate main body and the steel mesh layer are hoisted separately, and a lightweight concrete material is poured for solidification after hoisting; the floor plate main body and the steel mesh layer are relatively portable, so that the hoisting construction is convenient, and the construction safety can be effectively improved; meanwhile, the pressing plate moves downwards through the self weight of the steel mesh layer, the transmission rod is extruded to enable the telescopic unit to extend out to abut against the upright post, and the connection of the floor plate main body can be effectively reduced or reinforced through the friction between the telescopic unit and the upright post; the distance between the steel mesh layer and the upper surface of the prefabricated shell is measured, and the thickness of the pressing plate is adjusted, so that the lightweight concrete coated outside the steel mesh layer has proper thickness, the lightweight concrete is prevented from cracking along the steel mesh layer after being dried, and the safety of the floor plate can be effectively improved;
the support connecting rod is obliquely arranged; when the synchronous connecting rod of one side removed, the first plate body descends to extrude the supporting connecting rod of the other side, and the supporting connecting rod of the other side will support the first plate body, so that the adjustment is blocked, and the blocking condition can be effectively avoided by synchronously pulling or pushing the two sides simultaneously, so that the adjustment process is smooth and unimpeded.
Drawings
FIG. 1 is a flow chart of the steps of the present invention;
FIG. 2 is a schematic structural view of a floor panel of the present invention;
FIG. 3 is a schematic illustration of the installation of the present invention;
FIG. 4 is an enlarged view of area A of the present invention;
FIG. 5 is an enlarged view of the area B of the present invention;
in the figure:
a floor panel body 1; prefabricating a shell 11; a cross beam 2; an elastic seismic isolation layer 12; a telescopic unit 13; a drive device 14; a column 3; a top plate 131; a pressing plate 141; a drive link 142; filling the cavity 111; a guide rod 112; a limiting notch a1; a limiting bulge a2; a first plate body 1411; the second plate body 1412; an adjusting device g1; a slide base g11; a support link g12; a through hole b1; a pressure spring g13; a synchronization link g14; a stopper hole b2; a filling layer 4; reserved gap a3
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.
1-5, a process for installing floor panels to facilitate assembly, comprising the steps of:
x1, hoisting a floor plate main body 1: placing a floor plate main body 1 on a cross beam 2, and locking the floor plate main body 1 and the cross beam 2 together through a connecting bolt;
x2, hoisting a steel mesh layer: the steel mesh layer is placed on the pressing plate 141 and is driven by the driving connecting rod 142, so that the telescopic unit 13 extends out to abut against the upright post 3;
x3, measuring the distance between the steel mesh layer and the upper surface of the prefabricated shell 11;
x4, thickness of the adjusting platen 141: the two synchronous connecting rods g14 positioned at two sides are pulled or pushed simultaneously, so that the sliding seats g11 move simultaneously, and the pressing plate 141 is adjusted;
and X5, pouring a lightweight concrete material into the filling cavity 111.
In the actual implementation process, the floor plate main body 1 and the steel mesh layer can be prefabricated in a factory, the floor plate main body 1 and the steel mesh layer are hoisted separately, and a lightweight concrete material is poured for solidification after hoisting; the floor plate body 1 and the steel mesh layer are relatively light and convenient, so that the hoisting construction is convenient, and the construction safety can be effectively improved; meanwhile, the pressing plate 141 moves downwards due to the self weight of the steel mesh layer, the transmission rod is extruded to enable the telescopic unit 13 to extend out to abut against the upright post 3, and the telescopic unit 13 and the upright post 3 are rubbed to effectively reduce the amplitude or reinforce the connection of the floor plate main body 1; the light concrete coated outside the steel mesh layer has proper thickness by measuring the distance between the steel mesh layer and the upper surface of the prefabricated shell 11 and adjusting the thickness of the pressing plate 141, so that the light concrete is prevented from cracking along the steel mesh layer after being dried, and the safety of the floor plate can be effectively improved;
the support connecting rod g12 is obliquely arranged; when the synchronous connecting rod g14 on one side moves, the first plate body 1411 descends to extrude the supporting connecting rod g12 on the other side, the supporting connecting rod g12 on the other side supports the first plate body 1411, so that the adjustment is blocked, and the blocking can be effectively avoided by synchronously pulling or pushing the two sides simultaneously, so that the adjustment process is smooth and free.
Preferably, in step X3, the distance between the steel mesh layer and the upper surface of the prefabricated shell 11 is measured by a tape or a measuring tape. In the practical implementation process, the distance does not need to be too accurate, the tape and the measuring tape can be used for fast measurement, and the tape and the measuring tape are suitable for measurement in a narrow space.
Preferably, the steel mesh layer is re-hoisted after the measurement is completed. In actual practice, the thickness of the platen 141 is conveniently adjusted by removing the weight of the steel mesh layer.
Preferably, when the height adjustment is completed, the steel wire passes through the limiting hole b2 to bind and position the second plate body 1412 and the synchronization link g 14. In the practical implementation process, the synchronous connecting rod g14 is positioned and temporarily fixed through the steel wire and the limiting hole b2.
Preferably, the floor slab main body 1 comprises a prefabricated shell 11, and the prefabricated shell 11 is locked with the cross beam 2 through a connecting bolt; the floor slab main body 1 further comprises an elastic shock insulation layer 12 arranged between the cross beam 2 and the prefabricated shell 11, at least two telescopic units 13 respectively positioned at two sides of the prefabricated shell 11, and a driving device 14 for driving the telescopic units 13 to stretch and retract; the telescopic unit 13 is connected with the prefabricated shell 11 in a sliding way; the telescopic unit 13 is arranged corresponding to the upright post 3; the telescopic unit 13 comprises a first end portion outside the prefabricated shell 11; the first end portion comprises a top plate 131 which can be abutted against the upright 3. In the practical implementation process, the elastic shock insulation layer 12 is matched with the telescopic unit 13, so that the floor plate has a good shock-resistant effect; after an earthquake occurs, the elastic shock insulation layer 12 elastically deforms, and the top plate 131 and the upright post 3 rub in a mode that the telescopic unit 13 abuts against the upright post 3, so that the amplitude is reduced or the connection is reinforced, and the safety of the floor plate is improved; specifically, when the seismic intensity is low, the top plate 131 and the upright post 3 generate static friction, and the connection between the prefabricated shell 11 and the cross beam 2 can be reinforced through the static friction force, so that the floor plate is prevented from vibrating relative to the cross beam 2, the floor plate is prevented from being separated from the cross beam 2, and the safety of the floor plate is improved; when the earthquake intensity is large, the top plate 131 and the upright post 3 generate dynamic friction, the amplitude of the vibration is reduced through the dynamic friction, and the safety of the floor plate is improved.
Preferably, the telescopic unit 13 further comprises a second end portion inside the prefabricated shell 11; the driving device 14 includes a pressing plate 141 capable of moving up and down and a transmission link 142 connected between the pressing plate 141 and the second end; the transmission link 142 includes a first transmission end rotatably connected to the second end and a second transmission end rotatably connected to the pressing plate 141. In the actual implementation process, the second transmission end of the transmission link 1421 is driven to rotate by the lifting of the pressing plate 141, the angle between the transmission link 142 and the pressing plate 141 changes accordingly, and the transmission link 142 drives the telescopic unit 13 to move accordingly; when the transmission link 142, the telescopic unit 13, and the pressing plate 141 are positioned on the same line, the distance extended by the telescopic unit 13 reaches the maximum, and the driving device 14 is convenient to manufacture and construct.
Preferably, the prefabricated shell 11 has a filling cavity 111 disposed facing upwards; the driving device 14 is disposed in the filling cavity 111; prefabricated shell 11 also includes vertically arranged guide bar 112 in filling chamber 111, and guide bar 112 is connected with clamp plate 141 in a sliding manner. In the actual implementation process, the guide rod 112 is used for limiting the pressure plate 141, so that the pressure plate 141 is vertically lifted, in the construction process, the guide rod 112 is used for limiting the pressure plate 141, the pressure plate 141 is located in the middle area of the prefabricated shell 11, and the pressure plate 141 is vertically lifted, so that the telescopic distances of the telescopic units 13 on the two sides are equal; the floor plate main body 1 can be adjusted in a self-adaptive manner, and the floor plate main body 1 is positioned in the middle area of the two upright posts 3 after abutting against the upright posts 3 on the two sides; the installation construction of being convenient for can effectual improvement efficiency of construction.
Preferably, the floor slab further comprises a steel mesh layer placed on the pressing plate 141, and the steel mesh layer is fixedly connected with the pressing plate 141 through steel wires. In the practical implementation process, the pressing plate 141 is located above the telescopic unit 13, the steel mesh layer is placed on the pressing plate 141, the pressing plate 141 descends under the action of the gravity of the steel mesh layer, and the telescopic unit 13 extends out to abut against the upright post 3; specifically, the steel mesh layer is formed by bundling steel bars, is placed on the pressing plate 141 by hoisting, and is fixed by steel wires; in the construction process, air bubbles in concrete are usually removed in a vibration mode, the concrete is tamped, and a steel mesh layer needs to be fixed in order to avoid the deviation of a steel mesh in the vibration process; the telescopic unit 13 is driven to abut against the upright post 3 through the self weight of the steel mesh layer, so that the construction efficiency can be effectively improved.
Preferably, the pressing plate 141 has a limiting notch a1 for limiting the transmission link 142, and an opening of the limiting notch a1 is disposed downward; the transmission connecting rod 142 is provided with a limiting protrusion a2 which can slide into the limiting notch a1; the limit protrusions a2 are positioned at both sides of the transmission link 142. In the practical implementation process, the telescopic unit 13 is located above the inner bottom surface of the prefabricated shell 11, the maximum stroke of the pressing plate 141 can be attached to the inner ground of the prefabricated shell 11, the pressing plate 141 is attached to the inner ground of the prefabricated shell 11 through the limiting notch a1 and the limiting protrusion a2, the telescopic unit 13 extends out to the maximum stroke, the pressing plate 141 stops descending, meanwhile, the guide rod 112 is clamped by the clamp, the clamp is clamped above the pressing plate 141, the pressing plate 141 is further limited, the clamp is matched with the limiting notch a1 and the limiting protrusion a2, the pressing plate 141 is limited, the telescopic unit 13 is prevented from moving due to lifting and moving in the transportation process, the stability of the floor plate main body 1 in the transportation process can be effectively improved, and transportation is facilitated.
Preferably, the pressing plate 141 includes a first plate body 1411 at the upper side, a second plate body 1412 at the lower side, and an adjusting device g1 connected between the first plate body 1411 and the second plate body 1412; the adjusting device g1 comprises an adjusting assembly, the adjusting assembly comprises a sliding seat g11 connected with the second plate body 1412 in a sliding manner and a supporting connecting rod g12 connected between the first plate body 1411 and the sliding seat g11; the support link g12 has a first support end rotatably connected to the first plate 1411 and a second support end rotatably connected to the sliding seat g 11. In the actual construction process, because the distance between the upright columns 3 has errors, when the prefabricated shell stretches to abut against the upright columns 3, the heights of the pressing plates 141 are different, and further the heights of the steel mesh layers are different; then, the connection among all components of the floor plate main body 1 needs to be reinforced through cast-in-place lightweight concrete materials, and a flat plane is formed at the same time; if the distance from the steel mesh layer to the surface of the cast-in-place concrete is too small, the concrete layer coated with the steel mesh layer is too thin, and after the construction is completed, the concrete layer cracks along the steel mesh layer; therefore, the height of the steel mesh layer is adjusted through the adjusting device g1, and the problems are avoided; specifically, the adjusting device g1 adjusts the height of the steel mesh layer by adjusting the thickness of the pressing plate 141, and the angle of the supporting rod body is changed by moving the sliding block, so that the gap between the first plate body 1411 and the second plate body 1412 is changed; the structure is simple, convenient to adjust and easy to manufacture; specifically, the second plate body 1412 has a through hole b1 for a steel wire to pass through, so that the steel mesh layer is fixed conveniently; the second plate body 1412 has a sliding slot matching with the sliding seat g11 to facilitate the movement of the sliding seat g 11.
Preferably, the adjusting device g1 further includes a pressure spring g13 sleeved outside the guide rod 112 and abutting against the space between the first plate 1411 and the second plate 1412. In an actual implementation process, when the gap between the first plate body 1411 and the second plate body 1412 needs to be enlarged, the adjustment process is smoother under the elastic force of the pressure spring g13.
Preferably, the pressing plate 141 includes two sets of adjusting members disposed at both sides of the second plate body 1412; each group of adjusting components comprises two adjusting components which are connected together through a synchronous connecting rod g14; the second plate body 1412 and the synchronous connecting rod g14 are fixed together through a steel wire; the second plate body 1412 has a limiting hole b2 through which a steel wire passes. In the practical implementation process, the first plate 1411 is supported by two groups of adjusting assemblies, the two adjusting assemblies in the same group move synchronously through the synchronous connecting rod g14, and the sliding seat g11 is fixed in the form of a steel wire bundling synchronous connecting rod g14 when the adjustment is completed.
Preferably, the floor slab further comprises lightweight concrete material; the lightweight concrete material comprises concrete, water hyacinth fiber and water-absorbent resin particles; the water hyacinth fiber is formed by airing and crushing water hyacinth, the length of the water hyacinth fiber is 3-20mm, and the length-diameter ratio of the water hyacinth fiber is 10-200; 6-15 kg/cubic meter of water-absorbent resin particles; the maximum particle diameter of the water-absorbent resin particles is 10mm. In the actual implementation process, when pouring is carried out, the water-absorbent resin particles, the water hyacinth fibers and the concrete are mixed, when the water-absorbent resin particles are not completely saturated, the lightweight concrete material is poured into the filling cavity 111, and then the water-absorbent resin particles absorb moisture and are gradually saturated, so that the solidification speed of the lightweight concrete material can be increased, and the construction efficiency is further improved; the water hyacinth fiber is added to improve the strength of the lightweight concrete material because the strength of the lightweight concrete material is reduced after the water-absorbing resin is added.
Preferably, the elastic seismic isolation layer 12 comprises a low-hardness high-damping rubber material. The low-hardness high-damping rubber material has low elastic performance and can better support the prefabricated shell.
Preferably, the floor slab further comprises a filling layer 4 between the columns 3 and the shell of the prefabricated slab, and the filling layer 4 is made of asphalt hemp thread material. The filling layer 44 is supported between the prefabricated shell 1111 and the upright post 33, can effectively fill the gap between the prefabricated shell 1111 and the upright post 33, and is convenient to fill by adopting an asphalt hemp material.
Preferably, the pressing plate 141 has a reserved gap a3 for the lightweight concrete material concrete to pass through. The reserved notch a3 is arranged, so that concrete can conveniently enter the lower part of the pressing plate 141, air below the pressing plate can be conveniently discharged, and the construction efficiency can be effectively improved.
The invention is not limited to the embodiments and examples, and any suitable variations or modifications of the similar concepts may be made without departing from the scope of the invention.
Claims (4)
1. A process for installing floor panels convenient to assemble, comprising the steps of:
x1, hoisting the floor board main body: placing the floor plate main body on the cross beam, and locking the floor plate main body and the cross beam together through a connecting bolt;
x2, hoisting a steel mesh layer: placing the steel mesh layer on the pressing plate, enabling the pressing plate to move downwards to extrude the transmission connecting rod through the self weight of the steel mesh layer, and enabling the telescopic unit to extend out of the abutting column through transmission of the transmission connecting rod;
x3, measuring the distance between the steel mesh layer and the upper surface of the prefabricated shell;
x4, adjusting the thickness of the pressing plate: the sliding seats move simultaneously by simultaneously pulling or pushing the two synchronous connecting rods positioned at the two sides, so that the pressing plate is adjusted; when the height adjustment is finished, the steel wire penetrates through the limiting hole to bundle and position the second plate body and the synchronous connecting rod;
x5, pouring a light concrete material into the filling cavity;
the pressing plate comprises a first plate body positioned above, a second plate body positioned below and an adjusting device connected between the first plate body and the second plate body; the adjusting device comprises two groups of adjusting components which are positioned at two sides of the second plate body; each group of adjusting components comprises two adjusting components which are connected together through a synchronous connecting rod; the adjusting assembly comprises a sliding seat in sliding connection with the second plate body and a supporting connecting rod connected between the first plate body and the sliding seat; the supporting connecting rod is provided with a first supporting end part which is rotationally connected with the first plate body and a second supporting end part which is rotationally connected with the sliding seat; the adjusting device further comprises a pressure spring which is sleeved outside the guide rod and abuts against the position between the first plate body and the second plate body.
2. A process of installing floor panels to facilitate assembly according to claim 1 wherein: and step X3, measuring the distance between the steel mesh layer and the upper surface of the prefabricated shell through a tape or a measuring tape.
3. A process of installing floor panels to facilitate assembly as claimed in claim 2 wherein: and hoisting the steel mesh layer again after the measurement is finished.
4. A process of installing floor panels to facilitate assembly as claimed in claim 1 wherein: in the step X1, the floor plate main body comprises a prefabricated shell, and the prefabricated shell is locked with the cross beam through a connecting bolt; the floor plate main body also comprises an elastic shock insulation layer arranged between the cross beam and the prefabricated shell, at least two telescopic units respectively positioned at two sides of the prefabricated shell and a driving device for driving the telescopic units to stretch; the telescopic unit is connected with the prefabricated shell in a sliding manner; the telescopic units are arranged corresponding to the upright columns; the telescoping unit comprises a first end outside the premade housing; the first end portion comprises a top plate capable of abutting against the upright post.
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| CN202110842515.6A CN113653234B (en) | 2021-07-26 | 2021-07-26 | Floor board installation process convenient to assemble |
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| CN202110842515.6A CN113653234B (en) | 2021-07-26 | 2021-07-26 | Floor board installation process convenient to assemble |
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| CN113653234A CN113653234A (en) | 2021-11-16 |
| CN113653234B true CN113653234B (en) | 2023-04-14 |
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| CN113062517A (en) * | 2021-04-02 | 2021-07-02 | 四川三河职业学院 | Composite floor slab for assembly type building |
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| CN205077688U (en) * | 2015-10-29 | 2016-03-09 | 费伍良 | From flexible floor of installation |
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| CN109113248A (en) * | 2018-07-27 | 2019-01-01 | 华南理工大学 | A kind of anti-rib laminated floor slab and its construction method |
| CN109339321B (en) * | 2018-10-10 | 2020-04-21 | 河北水利电力学院 | Shock attenuation standard prefabricated well format floor slab structure system convenient to construction |
| GB2589056B (en) * | 2019-08-20 | 2023-11-01 | Acra Screed Ltd | Improvements in and relating to construction |
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|---|---|---|---|---|
| CN101421467A (en) * | 2004-03-29 | 2009-04-29 | 一生产品有限公司 | Modular enclosure |
| AU2006201409A1 (en) * | 2005-04-12 | 2007-10-18 | William George Ross | Stump Former |
| 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 |
| CN211646900U (en) * | 2019-11-26 | 2020-10-09 | 湖南禹达建设科技有限公司 | Building floor structure of prefabricated assembly construction |
| CN113062517A (en) * | 2021-04-02 | 2021-07-02 | 四川三河职业学院 | Composite floor slab for assembly type building |
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