JPH0470382U

JPH0470382U -

Info

Publication number: JPH0470382U
Application number: JP1990113258U
Authority: JP
Priority date: 1990-10-29
Filing date: 1990-10-29
Publication date: 1992-06-22

Description

[Brief explanation of drawings]

図は本考案の実施例を示すものであつて、第１
図は本考案の右側面図、第２図は同上左側面図、
第３図は同上正面図、第４図は同上縦断正面図、
第５図はパツキング材の一例を示す拡大端面図、
第６図及び第７図は夫々パツキング材の他の例を
を示す拡大端面図、第８図はパツキング材を連結
用凹状承口２側だけに取付けた場合の実施例を示
す要部の断面図、第９図は第８図に示す実施例の
ものを連結した状態を示す要部の断面図、第１０
図はパツキング材を連結用凸状承口３側だけに取
付けた場合の実施例を示す要部の断面図、第１１
図は第１０図に示す実施例のものを連結した状態
を示す要部の断面図、第１２図はパツキング材を
連結用凹状承口２側だけに取付けた場合のもう一
つの実施例を示す要部の断面図、第１３図は第１
２図に示す実施例のものを連結した状態を示す要
部の断面図、第１４図は二重パツキング方式を採
つた場合の本考案の連結状態を示す要部の断面図
である。１……ボツクスカルバート本体、２……連結用
凹状承口、３……連結用凸状挿口、４……パツキ
ング材、ａ……空所。 The figure shows an embodiment of the present invention.
The figure is a right side view of the present invention, Figure 2 is a left side view of the same as above,
Figure 3 is a front view of the same as above, Figure 4 is a longitudinal sectional front view of the same as above,
FIG. 5 is an enlarged end view showing an example of packing material;
Figures 6 and 7 are enlarged end views showing other examples of the packing material, respectively, and Figure 8 is a cross section of the main part showing an example in which the packing material is attached only to the concave connection socket 2 side. Figure 9 is a cross-sectional view of the main parts showing the state in which the embodiment shown in Figure 8 is connected;
The figure is a sectional view of the main part showing an example in which the packing material is attached only to the convex socket 3 side for connection, No. 11
The figure is a sectional view of the main parts of the embodiment shown in Fig. 10 in a connected state, and Fig. 12 shows another embodiment in which the packing material is attached only to the concave joint 2 side. A sectional view of the main part, Figure 13 is the first
FIG. 2 is a cross-sectional view of the main parts showing the connected state of the embodiment shown in FIG. 2, and FIG. 14 is a cross-sectional view of the main parts showing the connected state of the present invention when a double packing method is adopted. 1... Box culvert main body, 2... Concave socket for connection, 3... Convex socket for connection, 4... Packing material, a... Hollow space.

Claims

[Claims for Utility Model Registration] (1) In a box culvert formed with a concave connection socket on one opening side and a convex connection socket on the other opening side, The concave coupling socket 2 and the convex coupling socket 3 are formed into rectangular shapes with arcuate corners, and the concave coupling socket 2 and the convex coupling socket 3 are formed on the required sides. A box culvert characterized in that a packing material 4 for airtightly sealing the connecting parts when the box culverts are connected is attached all around the circumference. (2) The box culvert according to claim 1, wherein packing material 4 is attached to both the concave connection socket 2 and the convex connection socket 3. (3) Packing material 4 only on the concave connection socket 2 side
The box culvert according to claim 1, further comprising a box culvert. (4) Packing material 4 only on the connecting convex socket 3 side
The box culvert according to claim 1, further comprising a box culvert.