JPH01131511U - - Google Patents
Info
- Publication number
- JPH01131511U JPH01131511U JP2898688U JP2898688U JPH01131511U JP H01131511 U JPH01131511 U JP H01131511U JP 2898688 U JP2898688 U JP 2898688U JP 2898688 U JP2898688 U JP 2898688U JP H01131511 U JPH01131511 U JP H01131511U
- Authority
- JP
- Japan
- Prior art keywords
- board frame
- wall board
- bottom wall
- formwork
- side wall
- 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.)
- Pending
Links
- 238000009415 formwork Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims 2
- 230000002441 reversible effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
、本考案による型枠により製造するコンクリート
製共同溝の使用状態を示す縦断面図、第２図は成
形用型枠を組み立てコンクリートを充てんして養
生している段階で示す縦断面図、第３図は成形用
型枠における内型枠の離型操作要領を示す要部の
縦断面図、第４図は本考案による成形用型枠によ
り製造したコンクリート製共同溝の埋設状態を示
す断面斜視図、第５図は従来のコンクリート共同
溝の埋設状態を示す断面斜視図である。
Ａ……共同溝本体、Ｂ……蓋体、１……底壁、
２……側壁、２ａ……側壁上端部、３……架台、
４……内型枠、４ａ……側壁板枠、４ｂ……底壁
板枠、４ｃ……隅角板、５……枢軸、６……取り
付けボルト、７……横ステイ、８……縦ステイ、
９……外型板、９ａ……側壁板枠、９ｂ……底壁
板枠、１０……充てん孔、１１……耳片、１２…
…ターンバツクル、１３……伸縮棒（離型作業用
治工具）。
The drawings show an embodiment of the present invention. Figure 1 is a longitudinal cross-sectional view showing the use of a concrete common ditch manufactured using the formwork of the present invention, and Figure 2 shows how the forming form is assembled and the concrete is poured. A longitudinal cross-sectional view showing the filling and curing stage, Fig. 3 is a longitudinal cross-sectional view of the main part showing the operation procedure for releasing the inner mold frame in the mold, and Fig. 4 is the mold according to the present invention. FIG. 5 is a cross-sectional perspective view showing a buried state of a concrete common ditch manufactured by a frame, and FIG. 5 is a cross-sectional perspective view showing a buried state of a conventional concrete common ditch. A...Common groove body, B...Lid body, 1...Bottom wall,
2...Side wall, 2a... Upper end of side wall, 3... Frame,
4...Inner formwork, 4a...Side wall board frame, 4b...Bottom wall board frame, 4c...Corner plate, 5...Pivot, 6...Mounting bolt, 7...Horizontal stay, 8...Vertical stay,
9... Outer mold board, 9a... Side wall board frame, 9b... Bottom wall board frame, 10... Filling hole, 11... Ear piece, 12...
... Turnbuckle, 13... Telescopic rod (jig and tool for mold release work).
Claims (1)
上端部分を、内側水平方向に折曲したのち上方に
折曲してなるコンクリート製共同溝本体の成形用
型枠において、内型枠を構成する底壁板枠と側壁
板枠との接合部に相当する隅角板部を、前記底壁
板枠もしくは側壁板枠の端部付近を支点として内
側に反転自在に連接したことを特徴とするコンク
リート製共同溝の成形用型枠。 In a formwork for forming a concrete common ditch main body, the inner formwork is formed by bending the upper end of one of the left and right sidewalls connected to the bottom wall horizontally inward and then bending it upwards. A concrete characterized in that a corner plate portion corresponding to a joint between a bottom wall board frame and a side wall board frame is connected inwardly so as to be freely reversible using the vicinity of the end of the bottom wall board frame or the side wall board frame as a fulcrum. Formwork for forming common grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2898688U JPH01131511U (en) | 1988-03-04 | 1988-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2898688U JPH01131511U (en) | 1988-03-04 | 1988-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01131511U true JPH01131511U (en) | 1989-09-06 |
Family
ID=31252795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2898688U Pending JPH01131511U (en) | 1988-03-04 | 1988-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01131511U (en) |
-
1988
- 1988-03-04 JP JP2898688U patent/JPH01131511U/ja active Pending