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我国当前常用混凝土检查井几种型式。
我国当前常用混凝土检查井几种型式。
At present, several types of concrete inspection wells are commonly used in China.
(a) 特点是:使用马蹄形收口圈;上下井室组合;jianchajing.89ix.com下井室独立底板;下井室上开置圆孔与管道连接。
(a) The utility model has the following characteristics: the horseshoe type closing ring is used; Combination of upper and lower chambers; The independent bottom plate of the lower chamber; The round hole is opened on the lower well chamber to connect with the pipeline.
(b) 特点是:不使用收口圈;上下井室组合;井室上独立顶板;井室下独立底板;下井室上开置圆孔与管道连接。
(b) The features are: do not use the closure ring; Combination of upper and lower chambers; Independent roof on the well chamber; Independent bottom slab under well chamber; The round hole is opened on the lower well chamber to connect with the pipeline.
(c) 特点是:圆锥形收口圈,矩形井室,上下井室组合,各开半孔,各带顶板和底板。
(c) The features are: conical closure ring, rectangular well chamber, upper and lower chamber combination, half hole opening, each with roof and bottom plate.
(d) 矩形井室;不使用收口圈;上井室带顶板;下井室独立底板;下井室开置U形孔与管道连接。
(d) Rectangular well chamber; Do not use the closure ring; Upper chamber with roof; The independent bottom plate of the lower chamber; The U-shaped hole is opened in the lower chamber and connected with the pipeline.
(e) 特点是:上下井室组合,井室上都开置圆孔与管道连接、独立顶板与底板。另外有:单一井室;带底板的井室;带柔性连接的开孔井室等。
(e) The features are: the upper and lower chambers are combined, and round holes are arranged on the well chamber to connect with the pipeline, and the independent roof and bottom plate are arranged. In addition, there are: single well chamber; Well chamber with base plate; Open hole chambers with flexible connections, etc

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