JPS621909U - - Google Patents
Info
- Publication number
- JPS621909U JPS621909U JP9272685U JP9272685U JPS621909U JP S621909 U JPS621909 U JP S621909U JP 9272685 U JP9272685 U JP 9272685U JP 9272685 U JP9272685 U JP 9272685U JP S621909 U JPS621909 U JP S621909U
- Authority
- JP
- Japan
- Prior art keywords
- outer frame
- air bag
- sides
- right sides
- air
- 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
- Sewage (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Description
第１図は本考案装置の組立縦断面図、第２図は
本考案による製品の脱型前の縦断面図、第３図は
本考案に使用するエアーバツグの斜視図、第４図
は本考案の波型側壁に埋設されたワイヤコードの
一部断面拡大図である。
１……コンクリート製品、２……内枠、３……
外枠、４……ヒンジ、５……頂板、６……エアー
バツグ、７……固定用ナツト、８……エアーバル
ブ口、９……ワイヤコード、１０……固定台、１
１……抜き勾配、Ａ１，Ａ２……，Ｂ１，Ｂ２…
…，Ｃ１，Ｃ２……，Ｄ１，Ｄ２……，……埋設
ワイヤコードの各端末部。
Fig. 1 is an assembled vertical cross-sectional view of the device of the present invention, Fig. 2 is a longitudinal cross-sectional view of the product of the present invention before demolding, Fig. 3 is a perspective view of the air bag used in the present invention, and Fig. 4 is a longitudinal cross-sectional view of the device of the present invention. FIG. 2 is an enlarged partial cross-sectional view of a wire cord embedded in a corrugated side wall of the vehicle. 1... Concrete product, 2... Inner frame, 3...
Outer frame, 4...Hinge, 5...Top plate, 6...Air bag, 7...Fixing nut, 8...Air valve opening, 9...Wire cord, 10...Fixing base, 1
1... Draft angle, A 1 , A 2 ..., B 1 , B 2 ...
..., C 1 , C 2 ..., D 1 , D 2 ..., ... each terminal part of the buried wire cord.
Claims (1)
状を有し、且つ、抜き勾配を設けた内枠を固定台
上に設置し、該内枠に所定の間隔を保持して外枠
を重ね、該外枠はその下端部に設けたヒンジを軸
として夫々外方に回動可能とし、該外枠の頂端部
に着脱自在の頂板を設け、更に前記設定の間隔部
の左右には、ゴム状弾性部材で形成した中空六面
体形状のエアーバツグを挿入し、該エアーバツグ
の上下両面並びに前後両側面には左右の側面に平
行に、また左右側面には前後の側面に平行して、
複数の並列したワイヤコードを埋設し、該エアー
バツグの左右何れか一側面にエアーバルブ口を設
け、該エアーバルブ口は、対向する外枠の側面を
貫通し、しかも固定用ナツトをもつて、その外枠
側面に該エアーバルブ口を外方に開口して固定し
、また前記エアーバツグの左右両側面が、左右方
向に伸縮可能になるように、該エアーバツグの上
下両面及び前後両側面を波板状に形成したエアー
バツグによるコンクリート製品のコア抜き装置。 An inner frame having a shape similar to the inner surface shape of the hollow concrete product and having a draft angle is installed on a fixed table, and an outer frame is stacked on the inner frame with a predetermined interval maintained, and the outer frame is The outer frame is rotatable outward about a hinge provided at its lower end, a removable top plate is provided at the top end of the outer frame, and rubber-like elastic members are provided on the left and right sides of the above-mentioned interval. The formed hollow hexahedral air bag is inserted into both the upper and lower surfaces of the air bag, as well as both the front and rear sides, in parallel to the left and right sides, and the left and right sides in parallel to the front and rear sides.
A plurality of parallel wire cords are embedded, and an air valve port is provided on either the left or right side of the air bag, and the air valve port penetrates the opposing side surface of the outer frame, and is provided with a fixing nut. The air valve opening is opened outward and fixed to the side surface of the outer frame, and both the upper and lower sides and both the front and rear sides of the air bag are shaped like corrugated plates so that both the left and right sides of the air bag can be expanded and contracted in the left and right direction. A device for coring concrete products using air bags formed in
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9272685U JPH0140649Y2 (en) | 1985-06-19 | 1985-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9272685U JPH0140649Y2 (en) | 1985-06-19 | 1985-06-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS621909U true JPS621909U (en) | 1987-01-08 |
| JPH0140649Y2 JPH0140649Y2 (en) | 1989-12-05 |
Family
ID=30649781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9272685U Expired JPH0140649Y2 (en) | 1985-06-19 | 1985-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0140649Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016204988A (en) * | 2015-04-23 | 2016-12-08 | 三山工業株式会社 | Manufacturing method of manhole wall with infiltration equipment and manhole wall |
-
1985
- 1985-06-19 JP JP9272685U patent/JPH0140649Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016204988A (en) * | 2015-04-23 | 2016-12-08 | 三山工業株式会社 | Manufacturing method of manhole wall with infiltration equipment and manhole wall |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0140649Y2 (en) | 1989-12-05 |