JPH0349121Y2 - - Google Patents
Info
- Publication number
- JPH0349121Y2 JPH0349121Y2 JP4785787U JP4785787U JPH0349121Y2 JP H0349121 Y2 JPH0349121 Y2 JP H0349121Y2 JP 4785787 U JP4785787 U JP 4785787U JP 4785787 U JP4785787 U JP 4785787U JP H0349121 Y2 JPH0349121 Y2 JP H0349121Y2
- Authority
- JP
- Japan
- Prior art keywords
- floorboards
- precast concrete
- reinforcing bars
- concrete plates
- bolt insertion
- 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.)
- Expired
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 239000011178 precast concrete Substances 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 description 10
- 230000037431 insertion Effects 0.000 description 10
- 239000011295 pitch Substances 0.000 description 9
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
Description
【考案の詳細な説明】
（産業上の利用分野）
この考案は、舗装板等PC床板の目地装置に関
するものである。[Detailed description of the invention] (Field of industrial application) This invention relates to a joint device for PC floorboards such as paving boards.
（従来の技術）
最近では、建物周辺や公園の広場あるいは学校
のグラウンドをプレキヤストコンクリート板を敷
き並べて整地する方法が開発されている。(Prior Art) Recently, a method has been developed to level the ground around buildings, park plazas, or school grounds by laying precast concrete plates.
当出願人も、これまでこの種の考案について
２，３出願している。 The present applicant has also filed a few applications for this type of device so far.
従来、この種の考案の多くは単に、プレキヤス
トコンクリート板をレベルを調整しつつ敷き並
べ、かつこのプレキヤストコンクリート板とプレ
キヤストコンクリート板との突合わせ部に目地モ
ルタルを充填するものであつた。 Conventionally, most of these types of ideas have simply been to lay out precast concrete plates while adjusting their levels, and to fill the butt joints between the precast concrete plates with joint mortar. .
（考案が解決しようとする問題点）
しかしながら、このような構成だと板相互の力
の伝達がほとんど期待できないため、プレキヤス
トコンクリート板の板厚を厚くしたり、補強筋を
多く配筋する等して板自体の剛性を高める必要が
あつた。(Problem that the invention aims to solve) However, with this kind of configuration, it is almost impossible to expect force to be transmitted between the plates, so it is necessary to increase the thickness of the precast concrete plates or arrange more reinforcing bars. Therefore, it was necessary to increase the rigidity of the board itself.
その結果として、重量および必要材料が相当嵩
み運搬等の取扱いが面倒なだけでなく製作コスト
が高いという欠点があつた。 As a result, the weight and required materials are considerably large, which not only makes handling such as transportation troublesome, but also has the disadvantage that manufacturing costs are high.
この考案は、このような前記従来の問題点を解
消するために提案されたもので、建物周辺部等の
広場に敷設されたプレキヤストコンクリート板相
互を完全一体に接合することができるPC床板の
目地装置を提供することを目的とする。 This idea was proposed in order to solve the above-mentioned conventional problems, and it is a PC floor board that can completely connect precast concrete boards laid in open areas such as around buildings. The purpose is to provide a joint device.
（問題点を解決するための手段）
この考案は、敷設された複数枚のプレキヤスト
コンクリート板の突合わせ縁端部に相互に対向す
る凹部をプレキヤストコンクリート板の周方向に
連続して設け、かつ当該凹部によつて形成された
孔内に１ピツチ乃至複数ピツチおきに径が異なる
スパイラル補強鉄筋を挿入し、かつ充填材を充填
して板相互の一体化を図ることにより前記目的を
達成するものである。(Means for solving the problem) This invention provides recesses facing each other continuously in the circumferential direction of the precast concrete plates at the butt edges of a plurality of laid precast concrete plates, The above object is achieved by inserting spiral reinforcing reinforcing bars with different diameters every pitch or every few pitches into the hole formed by the recess, and filling the plate with filler to integrate the plates. It is something.
（実施例）
以下、この考案を図示する一実施例によつて説
明すると、複数枚のプレキヤストコンクリート板
１，……（以下、PC床板という。）が、その周縁
端部を突合わせながら、かつレベルを調整しなが
ら敷設されている。(Example) Hereinafter, this invention will be explained with reference to an example illustrating the invention.A plurality of precast concrete plates 1,... (hereinafter referred to as PC floor plates) are butted against each other at their peripheral edges. It is installed while adjusting the level.
各PC床板の突合わせ縁端部には半円形断面あ
るいは矩形断面凹部２，２が相互に対向して、か
つ周方向に連続して形成され、これより、PC床
板の突合わせ部には凹部２，２によつて円形断面
あるいは矩形断面の孔３がPC床板１，１の周方
向に連続して形成されている。 Semicircular cross-section or rectangular cross-section recesses 2, 2 are formed at the butt edges of each PC floor plate, facing each other and continuous in the circumferential direction. 2, 2, a hole 3 having a circular or rectangular cross section is continuously formed in the circumferential direction of the PC floorboards 1, 1.
孔３にはスパイラル補強鉄筋４が挿入され、さ
らにセメントペーストやセメントモルタル等とい
つた無機質系の充填材５が充填され、目地部の一
体化が図られている。 A spiral reinforcing reinforcing bar 4 is inserted into the hole 3, and an inorganic filler 5 such as cement paste or cement mortar is then filled to unify the joint.
スパイラル補強鉄筋４は１ピツチまたは２ピツ
チおき程度に径が異なって形成されている（第２
図ａ，ｂ，ｃ参照）。 The spiral reinforcing reinforcing bars 4 are formed with different diameters at every pitch or every second pitch (second
(See figures a, b, c).
また、スパイラル補強鉄筋４の径およびピツチ
はPC床板２の大きさによつて異なり、ピツチは
50mm程度以下が好ましい。さらに、補強筋４ａ，
４ａをスパイラル補強鉄筋４の長手方向に沿つて
溶接してもよい。 In addition, the diameter and pitch of the spiral reinforcing reinforcing bars 4 vary depending on the size of the PC floorboard 2, and the pitch is
It is preferably about 50 mm or less. Furthermore, reinforcing bars 4a,
4a may be welded along the longitudinal direction of the spiral reinforcement reinforcing bar 4.
PC床板１，１の上側縁端部にはテーパ６がPC
床板１の周方向に連続して形成され、この部分が
運搬中、施行中、破損したりしないように配慮さ
れている。なお、PC床板１，１の敷設後テーパ
６，６によつて形成されたＶ字形の溝部はモルタ
ル等を充填することにより完全に塞がれる。 A taper 6 is placed on the upper edge of the PC floorboards 1, 1.
It is formed continuously in the circumferential direction of the floorboard 1, and care is taken to prevent this portion from being damaged during transportation or construction. Note that after the PC floorboards 1, 1 are laid, the V-shaped groove formed by the tapers 6, 6 is completely filled with mortar or the like.
また、必要により、PC床板１，１相互を連結
ボルト７によつて接合することによりPC床板１，
１間の完全一体化を図ることもある（第５図、第
６図参照）。 In addition, if necessary, the PC floor plates 1 and 1 can be connected to each other by connecting bolts 7.
In some cases, it is possible to achieve complete integration between the two (see Figures 5 and 6).
以下、その構成を詳述する。 The configuration will be explained in detail below.
PC床板１，１の縁端部に所定深さのボルト挿
通孔８，９が対向して、かつ水平に形成されてい
る。 Bolt insertion holes 8 and 9 of a predetermined depth are formed in the edge portions of the PC floor plates 1 and 1 to face each other and to be horizontal.
一方のボルト挿通孔８は他方のボルト挿通孔９
のほぼ倍の長さに形成されている。 One bolt insertion hole 8 is the other bolt insertion hole 9
It is approximately twice as long as the
また、ボルト挿通孔８のほぼ中間部およびボル
ト挿通孔９の先端部には、略矩形状の箱抜き１
０，１０がPC床板２，２を貫通した状態に形成
されている。 In addition, a substantially rectangular box cutout 1 is provided at approximately the middle of the bolt insertion hole 8 and at the tip of the bolt insertion hole 9.
0 and 10 are formed so as to penetrate through the PC floorboards 2 and 2.
そして、ボルト挿通孔８，９に一本の連結ボル
ト７が通して挿通され、かつ箱抜き１０，１０に
突出した連結ボルト７の両端に連結ナツト１１，
１１が螺合されている。 One connecting bolt 7 is inserted through the bolt insertion holes 8, 9, and connecting nuts 11,
11 are screwed together.
連結ボルト７は、あらかじめボルト挿通孔８の
奥深く挿入されており、ボルト挿通孔８，９の位
置合わせ後、引出し、ボルト挿通孔８，９間にセ
ツトする。 The connecting bolt 7 is inserted deeply into the bolt insertion hole 8 in advance, and after aligning the bolt insertion holes 8 and 9, it is pulled out and set between the bolt insertion holes 8 and 9.
また、箱抜き１０，１０は連結ナツト１１，１
１の締付け後モルタル等を充填することにより完
全に塞がれる。 In addition, the box cutters 10, 10 are connected to the connecting nuts 11, 1.
After tightening step 1, it is completely sealed by filling with mortar or the like.
このような構成によつてPC床板１，１間を積
極的に接合することにより、PC床板１，１間の
完全一体化を一層高めることでがきる。 By positively joining the PC floorboards 1, 1 with such a configuration, complete integration between the PC floorboards 1, 1 can be further enhanced.
（考案の効果）
この考案は、以上の構成からなるので以下の効
果を有する。(Effects of the invention) This invention has the following effects because it has the above configuration.
PC床板の目地部に単なる鉄筋ではなく、１
ピツチ乃至複数ピツチおきに径が異なつて形成
されたスパイラル補強鉄筋が配筋してあるの
で、PC床板の接合強度はきわめて高く、PC床
板相互を完全一体に接合することができる。 Rather than just reinforcing bars at the joints of PC floorboards, 1
Since spiral reinforcing reinforcing bars with different diameters are arranged at intervals of pitches or pitches, the bonding strength of the PC floorboards is extremely high, and the PC floorboards can be completely joined together.
また、必要によりスパイラル補強鉄筋の径お
よびピツチを割増しすることにより接合強度を
高めることができ、設計および施工もきわめて
簡単である。 Furthermore, the joint strength can be increased by increasing the diameter and pitch of the spiral reinforcing bars if necessary, and the design and construction are extremely simple.
第１図〜第４図は、この考案の一実施例を示す
もので、第１図はPC床板の目地部を示す一部斜
視図、第２図ａ，ｂはスパイラル補強鉄筋の斜視
図、第２図ｃはスパイラル補強鉄筋の断面図、第
３図および第４図は凹部の形状を示すPC床板の
縁端部の一分斜視図、第５図および第６図はPC
床板の接合方法を示す目地部の一部平面図および
断面図である。
１……PC床板、２……凹部、３……孔、４…
…スパイラル補強鉄筋、５……充填材、６……テ
ーパ、７……連結ボルト、８，９……ボルト挿通
孔、１０……箱抜き、１１……連結ナツト。
Figures 1 to 4 show an embodiment of this invention. Figure 1 is a partial perspective view showing the joints of a PC floorboard, Figures 2a and 2b are perspective views of spiral reinforcing bars, Figure 2c is a cross-sectional view of the spiral reinforcing bar, Figures 3 and 4 are partial perspective views of the edge of the PC floorboard showing the shape of the recess, Figures 5 and 6 are the PC
FIG. 2 is a partial plan view and a cross-sectional view of a joint portion showing a method of joining floorboards. 1...PC floorboard, 2...recess, 3...hole, 4...
... Spiral reinforcing reinforcing bar, 5 ... Filler, 6 ... Taper, 7 ... Connection bolt, 8, 9 ... Bolt insertion hole, 10 ... Box punch, 11 ... Connection nut.
Claims (1)
せ縁端部に相互に対向する凹部を前記プレキヤス
トコンクリート板の周方向に連続して設け、かつ
当該凹部によつて形成された孔内に１ピツチ乃至
複数ピツチおきに径が異なるスパイラル補強鉄筋
を挿入し、かつ充填材を充填してあることを特徴
とするPC床板の目地装置。 Recesses facing each other are provided continuously in the circumferential direction of the precast concrete plates at the butt edges of a plurality of precast concrete plates, and one or more holes are formed in the holes formed by the recesses. A joint device for PC floorboards characterized by inserting spiral reinforcing reinforcing bars with different diameters at every pitch and filling them with filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4785787U JPH0349121Y2 (en) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4785787U JPH0349121Y2 (en) | 1987-03-31 | 1987-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63156206U JPS63156206U (en) | 1988-10-13 |
| JPH0349121Y2 true JPH0349121Y2 (en) | 1991-10-21 |
Family
ID=30868858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4785787U Expired JPH0349121Y2 (en) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0349121Y2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0765285B2 (en) * | 1989-04-05 | 1995-07-19 | 株式会社ピー・エス | Connection structure of precast concrete slabs |
| JP3819121B2 (en) * | 1997-08-27 | 2006-09-06 | 石川島建材工業株式会社 | Segments and their formwork |
| JP6233745B2 (en) * | 2013-12-26 | 2017-11-22 | 株式会社ピーエス三菱 | Pavement plate connection structure |
-
1987
- 1987-03-31 JP JP4785787U patent/JPH0349121Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63156206U (en) | 1988-10-13 |
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