JPH09165860A - Joint structure of precast concrete floor - Google Patents
Joint structure of precast concrete floorInfo
- Publication number
- JPH09165860A JPH09165860A JP32706695A JP32706695A JPH09165860A JP H09165860 A JPH09165860 A JP H09165860A JP 32706695 A JP32706695 A JP 32706695A JP 32706695 A JP32706695 A JP 32706695A JP H09165860 A JPH09165860 A JP H09165860A
- Authority
- JP
- Japan
- Prior art keywords
- precast concrete
- bars
- joint
- bar
- concrete floor
- Prior art date
- 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.)
- Granted
Links
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明はプレキャストコンク
リート床の接合構造に関するものである。TECHNICAL FIELD The present invention relates to a joint structure for a precast concrete floor.
【0002】[0002]
【従来の技術】近年は、熟練技術者の極端な不足や、建
設現場作業の省力化から建築材料のプレファブ化が進
み、床においてもプレキャストコンクリート床板の使用
が今後増々見込まれる。これは、特にオフィスビルにお
いて、従来使用されてきたデッキプレートの工法、すな
わち薄鋼板上に配筋及び配線をした後にコンクリートを
打設する工法に代わり、プレキャストコンクリート床板
の採用が望まれているためである。2. Description of the Related Art In recent years, prefabricated building materials have been developed due to the extreme shortage of skilled engineers and labor saving in construction work, and the use of precast concrete floorboards for floors is expected to increase. This is because, especially in office buildings, it is desired to use a precast concrete floorboard instead of the deck plate construction method that has been conventionally used, that is, the construction method in which concrete is placed after reinforcing bars and wiring on thin steel plates. Is.
【0003】プレキャストコンクリート床板を使用する
工法は、コンクリートの打設作業をなくしてプレキャス
トコンクリート床板の敷込み直後から作業床として利用
することができること、またコンクリートの打設量が全
体として削減できること、クリーンな作業環境が実現で
きること等の利点があり、最大の利点として、今後さら
に広まるであろう機械化施工に対して非常に有効な省力
化工法であることである。The construction method using the precast concrete floorboards makes it possible to use it as a working floor immediately after laying the precast concrete floorboards without the work of placing concrete, and to reduce the amount of concrete laid down as a whole, It has the advantage of being able to realize various working environments, and the biggest advantage is that it is a labor-saving construction method that is very effective for mechanized construction, which will spread further in the future.
【0004】このようなプレキャストコンクリート床板
の接合は、対向配置された接合端部から突出した接続筋
同士、又は金物を梁に直接溶接するとともに、これらの
接合端部の間にコンクリートを打設して行っている。し
かし、前記接合筋の溶接作業は天候に左右されるばかり
でなく、現場作業量が増大して現場作業の迅速化及び省
力化が達成できないという問題があった。そこで、これ
らの問題を解決するために接続筋を重ね配筋する接続構
造が開発され、図7に示すようなものがある。[0004] In joining such precast concrete floorboards, connecting bars protruding from joint ends arranged opposite to each other or a metal object is directly welded to the beam, and concrete is placed between these joint ends. I am going. However, there has been a problem that the welding work of the joint bar is not only affected by the weather, but also the amount of work on site is increased and it is not possible to speed up the work and save labor. Therefore, in order to solve these problems, a connection structure has been developed in which connection bars are arranged in layers, and there is a connection structure as shown in FIG.
【0005】この接続構造は、接合端部から適宜間隔を
もって垂直状に突設されたループ状の接続筋20が、対
向する接続筋21間に挿入されて重ね配筋され、この重
なった接続筋22内に通し筋23が配筋されて接合端部
間24にコンクリート25が打設されている。In this connection structure, a loop-shaped connecting bar 20 projecting vertically from the joint end at an appropriate interval is inserted between opposing connecting bars 21 and stacked, and the overlapping connecting bars are connected. Through bars 23 are laid in 22 and concrete 25 is placed between the joint ends 24.
【0006】[0006]
【発明が解決しようとする課題】しかし上記のような接
合構造は、接続筋の重複部分に通し筋を配筋しなければ
十分な応力伝達がなされず、しかも通し筋の配筋作業に
手間がかかり現場作業の迅速化及び省力化が達成できな
いという問題があった。However, in the joint structure as described above, sufficient stress cannot be transmitted unless the reinforcing bar is arranged in the overlapping portion of the connecting bar, and moreover, it is troublesome to arrange the reinforcing bar. There is a problem in that it is not possible to speed up and save labor on site.
【0007】本発明は上記のような課題に鑑みてなされ
たものであり、その目的は、十分な応力伝達や、現場作
業の迅速化及び省力化が達成できるプレキャストコンク
リート床板の接続構造を達成することである。The present invention has been made in view of the above problems, and an object thereof is to achieve a connection structure of precast concrete floorboards which can achieve sufficient stress transmission, speedy field work and labor saving. That is.
【0008】[0008]
【課題を解決するための手段】上記のような課題を解決
するための手段は、梁の上面にプレキャストコンクリー
ト床板の接合端部が対向配置され、これらの接合端部か
ら適宜間隔をもって水平状に突設されたループ状の接続
筋が、対向する接続筋間に挿入されて重ね配筋され、こ
れらの接続筋のループ内に梁上面から突出した棒状筋が
挿入されるとともに、接続筋の上面には補強筋が直交配
筋され、この接合端部間に現場打ちコンクリートが打設
されたこととし、プレキャストコンクリート床板の接合
端部が対向配置され、これらの接合端部から適宜間隔を
もって水平状に突設されたループ状の接続筋が、対向す
る接続筋間に挿入されて重ね配筋され、これらの接続筋
の上面には補強筋が直交配筋され、この接合端部間の下
面に底板を設置して現場打ちコンクリートが打設された
こととし、前記梁は鉄骨梁又は鉄筋コンクリート梁であ
り、前記接続筋は接続端部における端面の少なくとも上
側又は下側に突設されたこととする。[Means for Solving the Problems] Means for solving the above-mentioned problems are as follows. Joining ends of a precast concrete floorboard are opposed to each other on the upper surface of a beam, and the joining ends are horizontally arranged at appropriate intervals. The protruding loop-shaped connecting muscles are inserted between the opposing connecting muscles to be overlaid, and the rod-shaped muscles protruding from the beam upper surface are inserted into the loops of these connecting muscles, and the upper surface of the connecting muscles. Reinforcing bars are arranged orthogonally to each other, and it is assumed that cast-in-place concrete is placed between the joint ends. The loop-shaped connecting bars protruding from the are inserted between the opposing connecting bars and stacked, and reinforcing bars are orthogonally arranged on the upper surfaces of these connecting bars, and on the lower surface between the joint ends. Set the bottom plate And the poured concrete is pouring, the beam is steel beam or reinforced concrete beams, the connecting muscles and that projecting from the at least the upper or lower side of the end face at the connection end.
【0009】[0009]
【発明の実施の形態】以下、本発明の実施の形態の一例
を図面に基づいて詳細に説明する。図1はフルプレキャ
ストコンクリート床板の接合構造の断面図、図2は同平
面図、図3の(1)はフルプレキャストコンクリート床
板の接続端部の横断面図、(2)及び(3)は同縦断面
図である。BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an example of an embodiment of the present invention will be described in detail with reference to the drawings. Fig. 1 is a cross-sectional view of a joint structure of a full precast concrete floorboard, Fig. 2 is a plan view of the same, Fig. 3 (1) is a cross-sectional view of a connecting end portion of a full precast concrete floorboard, and (2) and (3) are the same. FIG.
【0010】図1は鉄骨梁上に載置したフルプレキャス
トコンクリート床板の接合構造の実施例を示したもので
あり、鉄骨梁1上にフルプレキャストコンクリート床板
2、3の接合端部が対向配置され、これらの接合端部の
端面から突出した上下二段のループ状の接続筋4が、対
向するフルプレキャストコンクリート床板3の接続筋5
間に挿入されて重ね配筋されている。FIG. 1 shows an embodiment of a joint structure of a full precast concrete floor board placed on a steel beam. The joint ends of the full precast concrete floor boards 2 and 3 are arranged on the steel beam 1 so as to face each other. , The upper and lower two-tiered loop-shaped connecting bars 4 projecting from the end faces of these joint ends are the connecting bars 5 of the facing full precast concrete floorboard 3.
It is inserted between and stacked.
【0011】これらの接続筋4、5内には鉄骨梁1上面
から突出したスタッドボルト等の棒状筋6が挿入される
とともに、上段の接続筋4a、5a及び下段の接続筋4
b、5bの上面に前記棒状筋6を挟んだ状態で補強筋7
が直交配筋され、この接合端部間8に現場打ちコンクリ
ート9が打設されてフルプレキャストコンクリート床板
2、3同士が接合されている。A bar-shaped bar 6 such as a stud bolt protruding from the upper surface of the steel beam 1 is inserted into each of the connecting bars 4 and 5, and the upper connecting bars 4a and 5a and the lower connecting bar 4 are inserted.
b and 5b, the reinforcing bar 7 with the bar-shaped bar 6 sandwiched therebetween.
Are laid out orthogonally, and in-situ cast concrete 9 is placed between the joining end portions 8 to join the full precast concrete floorboards 2 and 3 to each other.
【0012】フルプレキャストコンクリート床板2、3
は接合端部における端面に上段の接続筋5aと、下段の
接続筋5bとがそれぞれ適宜間隔をもって水平状に突設
されている。これら上段の接続筋5aと下段の接続筋5
bとは、図3の(2)に示すように、ループ状に形成さ
れて上下に重なり合っており、対向したフルプレキャス
トコンクリート床板2の接続筋4a、4bとは互いにず
れた位置に突設されている。すなわちフルプレキャスト
コンクリート床板2、3同士が対向配置された状態で各
接続筋4a、4bが、対向する各接続筋5a、5bの間
に挿入されるようになっている。Full precast concrete floorboards 2, 3
Has an upper connecting bar 5a and a lower connecting bar 5b protruding horizontally from the end surface at the joint end with appropriate intervals. These upper connecting bar 5a and lower connecting bar 5
As shown in (2) of FIG. 3, the b is formed in a loop shape and vertically overlaps with each other, and is projected at a position displaced from the connecting bars 4a and 4b of the facing full precast concrete floorboard 2 with each other. ing. That is, the connecting bars 4a and 4b are inserted between the connecting bars 5a and 5b facing each other in a state where the full precast concrete floorboards 2 and 3 are arranged to face each other.
【0013】また、この接続筋5は図3の(3)に示す
ように、上段の接続筋5aのみ、又は下段の接続筋5b
のみ突設させることもできる。Further, as shown in (3) of FIG. 3, the connecting bar 5 has only the upper connecting bar 5a or the lower connecting bar 5b.
It is also possible to project only.
【0014】以下、図4に基づいて本発明のフルプレキ
ャストコンクリート床の接合構造の構築方法の一例につ
いて説明する。まず、一方のフルプレキャストコンクリ
ート床板2の接合端部を鉄骨梁1の上面片側に載置する
とともに、その反対側に他方のフルプレキャストコンク
リート床板3の接合端部を載置して、上段及び下段の接
続筋5a、5bを対向する接続筋4a、4b間に挿入し
て重ね配筋する。An example of a method for constructing a joint structure for a full precast concrete floor according to the present invention will be described below with reference to FIG. First, the joint end of one full precast concrete floorboard 2 is placed on one side of the upper surface of the steel beam 1, and the joint end of the other full precast concrete floorboard 3 is placed on the opposite side, and the upper and lower stages are placed. The connecting muscles 5a and 5b are inserted between the connecting muscles 4a and 4b which face each other, and are stacked.
【0015】次に、これら上段の接続筋4a、5aと下
段の接続筋4b、5bとの上面に補強筋7を直交配筋す
る。この補強筋7はフルプレキャストコンクリート床板
3を鉄骨梁1に載置する際に、接続筋4a、4b、5
a、5bの上面に予め載せて置くこともできる。Next, reinforcing bars 7 are arranged orthogonally on the upper surfaces of the upper connecting bars 4a, 5a and the lower connecting bars 4b, 5b. The reinforcing bars 7 are connecting bars 4a, 4b, 5 when the full precast concrete floorboard 3 is placed on the steel beam 1.
It can also be placed on the upper surfaces of a and 5b in advance.
【0016】次いで、前記接続筋4a、4bのループ内
における鉄骨梁1上にスタッドボルト等の棒状筋6を立
設するが、これは鉄骨梁1上に予め立設しておくか、或
はフルプレキャストコンクリート床板2、3を対向配置
する際に立設することもできる。Next, a bar-shaped bar 6 such as a stud bolt is erected on the steel beam 1 in the loop of the connecting bars 4a and 4b, which is either erected in advance on the steel beam 1 or It is also possible to stand upright when the full precast concrete floorboards 2 and 3 are opposed to each other.
【0017】次に、このような配筋がされた接合端部間
8に現場打コンクリート9を打設してフルプレキャスト
コンクリート床板2、3を鉄骨梁1に接合することによ
りその合成効果が得られる。Next, in-situ cast concrete 9 is placed between the joint ends 8 with such reinforcement, and the full precast concrete floorboards 2 and 3 are joined to the steel beam 1 to obtain the synthetic effect. To be
【0018】また図5は前記の鉄骨梁1に替えて、鉄筋
コンクリート梁10上面でのフルプレキャストコンクリ
ート床板2、3の接合構造を示したものであり、前記と
同一の構成で、かつ同様の方法で接合する。FIG. 5 shows a joint structure of the full precast concrete floorboards 2 and 3 on the upper surface of the reinforced concrete beam 10 in place of the above-mentioned steel frame beam 1. The structure is the same as the above, and the same method is used. Join with.
【0019】さらに、図6は梁の上面でない別の箇所で
フルプレキャストコンクリート床板を接合したフルプレ
キャストコンクリート床の接合構造を示したものであ
り、この場合もフルプレキャストコンクリート床板2、
3の接合端部同士を対向状に突き合わせて、接続筋4
a、4bを対向する接続筋5a、5b間に挿入して重ね
配筋するとともに、これらの接続筋4a、4b、5a、
5bの上面に補強筋7を直交配筋し、この接合端部間8
に現場打ちコンクリート9を打設して接合する。また前
記現場打ちコンクリート9を打設する際に、接合端部間
8の下面に仮設又は本設の底板11を取り付ける。Further, FIG. 6 shows a joint structure of a full precast concrete floor in which the full precast concrete floor is joined at another place other than the upper surface of the beam, and in this case also, the full precast concrete floor 2,
The joint ends of 3 are butted against each other, and the connecting bar 4
a and 4b are inserted between the connecting muscles 5a and 5b which face each other to form a stacked arrangement, and these connecting muscles 4a, 4b, 5a,
Reinforcing bars 7 are orthogonally arranged on the upper surface of 5b, and the space between the joint ends 8
The cast-in-place concrete 9 is poured into and joined. When the cast-in-place concrete 9 is poured, a temporary or permanent bottom plate 11 is attached to the lower surface between the joint end portions 8.
【0020】[0020]
【発明の効果】梁の上面にプレキャストコンクリート床
板の接合端部が対向配置され、これらの接合端部から適
宜間隔をもって水平状に突設されたループ状の接続筋
が、対向する接続筋間に挿入されて重ね配筋され、これ
らの接続筋のループ内に梁上面から突出した棒状筋が挿
入されるとともに、接続筋の上面には補強筋が直交配筋
され、この接合端部間に現場打ちコンクリートが打設さ
れたことにより、接合作業の迅速化及び省力化を図るこ
とができる。EFFECTS OF THE INVENTION Joint ends of precast concrete floorboards are arranged on the upper surface of a beam so as to face each other, and loop-shaped connecting ribs projecting horizontally from these joining ends at appropriate intervals are provided between the opposing connecting ribs. Inserted and overlaid, bar-shaped bars protruding from the beam upper surface are inserted in the loops of these connecting bars, and reinforcing bars are orthogonally arranged on the upper surface of the connecting bars, and the site between these joint ends Since the concrete is poured, it is possible to speed up the joining work and save labor.
【0021】プレキャストコンクリート床板の接合端部
が対向配置され、これらの接合端部から適宜間隔をもっ
て水平状に突設されたループ状の接続筋が、対向する接
続筋間に挿入されて重ね配筋され、これらの接続筋の上
面には補強筋が直交配筋され、この接合端部間の下面に
底板を設置して現場打ちコンクリートが打設されたこと
により、プレキャストコンクリート床板同士を接合する
際にも接合作業の迅速化及び省力化を図ることができ
る。The joining ends of the precast concrete floorboards are arranged opposite to each other, and the loop-shaped connecting bars projecting horizontally from these joining ends at appropriate intervals are inserted between the connecting bars facing each other, and the overlapping reinforcing bars are arranged. Reinforcing bars are orthogonally arranged on the upper surface of these connecting bars, and a bottom plate is installed on the lower surface between the joint ends, and when cast-in-place concrete is poured, the precast concrete floor boards are joined together. In addition, it is possible to speed up the joining work and save labor.
【0022】鉄骨梁又は鉄筋コンクリート梁上で迅速か
つ容易にプレキャストコンクリート床板同士の接合がで
きる。Precast concrete floorboards can be joined quickly and easily on steel beams or reinforced concrete beams.
【0023】接続筋は接合端部における端面の少なくと
も上側又は下側に突設され、これらの接続筋の上面に補
強筋が直交配筋されたことにより、前記補強筋が直交筋
としての役割を果たすため接合強度を大きくすることが
できるとともに、応力の伝達を十分に行うことができ
る。The connecting bar is provided so as to project at least above or below the end face at the joint end, and the reinforcing bar is arranged on the upper surface of these connecting bars so that the reinforcing bar functions as an orthogonal bar. Therefore, the bonding strength can be increased and the stress can be sufficiently transmitted.
【図1】鉄骨梁上のフルプレキャストコンクリート床の
接合構造の断面図である。FIG. 1 is a sectional view of a joint structure of a full precast concrete floor on a steel beam.
【図2】フルプレキャストコンクリート床の接合構造の
平面図である。FIG. 2 is a plan view of a joint structure of a full precast concrete floor.
【図3】(1)はフルプレキャストコンクリート床板の
接続端部の横断面図、(2)は(1)のA−A線断面
図、(3)は接続筋が上部のみの縦断面図である。FIG. 3 (1) is a cross-sectional view of the connection end portion of the full precast concrete floorboard, (2) is a cross-sectional view taken along the line AA of (1), and (3) is a vertical cross-sectional view of the connecting bar only at the upper part. is there.
【図4】(1)はフルプレキャストコンクリート床板の
接合方法を示す断面図、(2)は同平面図である。FIG. 4 (1) is a sectional view showing a method for joining full precast concrete floorboards, and FIG. 4 (2) is a plan view thereof.
【図5】プレキャスト鉄筋コンクリート梁上のフルプレ
キャストコンクリート床の接合構造の断面図である。FIG. 5 is a cross-sectional view of a joint structure of a full precast concrete floor on a precast reinforced concrete beam.
【図6】梁の上面でない箇所のフルプレキャストコンク
リート床の接合構造の断面図である。FIG. 6 is a cross-sectional view of a joint structure of a full precast concrete floor at a portion other than the upper surface of the beam.
【図7】既往のフルプレキャストコンクリート床の接合
構造の断面図である。FIG. 7 is a cross-sectional view of a joint structure of a conventional full precast concrete floor.
1 鉄骨梁 2、3 プレキャストコンクリート床板 4、5、20、21 接続筋 6 棒状筋 7 補強筋 8、24 接合端部間 9、25 現場打ちコンクリート 10 プレキャスト鉄筋コンクリート梁 11 底板 1 Steel beam 2, 3 Precast concrete floorboard 4, 5, 20, 21 Connection bar 6 Bar-shaped bar 7 Reinforcing bar 8, 24 Between joint ends 9, 25 Cast-in-place concrete 10 Precast reinforced concrete beam 11 Bottom plate
Claims (4)
板の接合端部が対向配置され、これらの接合端部から適
宜間隔をもって水平状に突設されたループ状の接続筋
が、対向する接続筋間に挿入されて重ね配筋され、これ
らの接続筋のループ内に梁上面から突出した棒状筋が挿
入されるとともに、接続筋の上面には補強筋が直交配筋
され、この接合端部間に現場打ちコンクリートが打設さ
れたことを特徴とするプレキャストコンクリート床の接
合構造。1. A joining end portion of a precast concrete floorboard is arranged on the upper surface of a beam so as to face each other, and a loop-shaped connecting bar protruding horizontally from these joining ends at appropriate intervals is provided between the facing connecting bars. Inserted and overlaid, bar-shaped bars protruding from the beam upper surface are inserted in the loops of these connecting bars, and reinforcing bars are orthogonally arranged on the upper surface of the connecting bars, and the site between these joint ends Precast concrete floor joint structure characterized by pouring concrete.
部が対向配置され、これらの接合端部から適宜間隔をも
って水平状に突設されたループ状の接続筋が、対向する
接続筋間に挿入されて重ね配筋され、これらの接続筋の
上面には補強筋が直交配筋され、この接合端部間の下面
に底板を設置して現場打ちコンクリートが打設されたこ
とを特徴とするプレキャストコンクリート床の接合構
造。2. The precast concrete floorboard has joint ends arranged opposite to each other, and loop-shaped connecting bars projecting horizontally from the joining ends at appropriate intervals are inserted between the facing connecting bars to overlap each other. Reinforcing bars are arranged on the upper surface of these connecting bars at right angles, and a bottom plate is installed on the lower surface between the joint ends, and cast-in-place concrete is placed, and the precast concrete floor is characterized by Junction structure.
ンクリート梁であることを特徴とする請求項1に記載の
プレキャストコンクリート床の接合構造。3. The precast concrete floor joint structure according to claim 1, wherein the beam is a steel frame beam or a precast reinforced concrete beam.
なくとも上側又は下側に突設されたことを特徴とする請
求項1又は2に記載のプレキャストコンクリート床の接
合構造。4. The precast concrete floor joint structure according to claim 1 or 2, wherein the connecting bar is provided so as to project at least above or below an end face of the joint end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32706695A JP3165363B2 (en) | 1995-12-15 | 1995-12-15 | Precast concrete floor joint structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32706695A JP3165363B2 (en) | 1995-12-15 | 1995-12-15 | Precast concrete floor joint structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH09165860A true JPH09165860A (en) | 1997-06-24 |
JP3165363B2 JP3165363B2 (en) | 2001-05-14 |
Family
ID=18194921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP32706695A Expired - Lifetime JP3165363B2 (en) | 1995-12-15 | 1995-12-15 | Precast concrete floor joint structure |
Country Status (1)
Country | Link |
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JP (1) | JP3165363B2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102787692A (en) * | 2012-07-31 | 2012-11-21 | 长沙远大住宅工业有限公司 | Whole prefabricated hollow floor |
CN106948533A (en) * | 2017-04-09 | 2017-07-14 | 北京工业大学 | A kind of assembled floor |
CN107119839A (en) * | 2017-06-27 | 2017-09-01 | 唐元元 | Assembled Building panel and preparation method thereof |
JP2018135668A (en) * | 2017-02-21 | 2018-08-30 | 三井住友建設株式会社 | Lateral reinforcement rigid structure of steel beam |
CN114482372A (en) * | 2022-03-22 | 2022-05-13 | 福建西海岸建筑设计院有限公司 | Concrete honeycomb-shaped hollow sandwich floor installation structure |
-
1995
- 1995-12-15 JP JP32706695A patent/JP3165363B2/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102787692A (en) * | 2012-07-31 | 2012-11-21 | 长沙远大住宅工业有限公司 | Whole prefabricated hollow floor |
JP2018135668A (en) * | 2017-02-21 | 2018-08-30 | 三井住友建設株式会社 | Lateral reinforcement rigid structure of steel beam |
CN106948533A (en) * | 2017-04-09 | 2017-07-14 | 北京工业大学 | A kind of assembled floor |
CN106948533B (en) * | 2017-04-09 | 2018-11-02 | 北京工业大学 | A kind of assembled floor |
CN107119839A (en) * | 2017-06-27 | 2017-09-01 | 唐元元 | Assembled Building panel and preparation method thereof |
CN114482372A (en) * | 2022-03-22 | 2022-05-13 | 福建西海岸建筑设计院有限公司 | Concrete honeycomb-shaped hollow sandwich floor installation structure |
Also Published As
Publication number | Publication date |
---|---|
JP3165363B2 (en) | 2001-05-14 |
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