Nodular cast iron pipe with self-anchored connector
The invention provides a nodular cast iron pipe with a self-anchored connector, and belongs to the technical field of nodular cast iron pipes, the nodular cast iron pipe comprises a pipe body, one end of the pipe body is provided with a bell mouth, the other end of the pipe body is provided with a s...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a nodular cast iron pipe with a self-anchored connector, and belongs to the technical field of nodular cast iron pipes, the nodular cast iron pipe comprises a pipe body, one end of the pipe body is provided with a bell mouth, the other end of the pipe body is provided with a spigot, and the pipe body is provided with a first self-anchored mechanism; the first self-anchoring mechanism comprises a plurality of first triangular wedge-shaped check blocks which are evenly and fixedly arranged on the inner wall of the socket in the circumferential direction, and a plurality of second triangular wedge-shaped check blocks corresponding to the first triangular wedge-shaped check blocks in a one-to-one mode are evenly and fixedly arranged on the outer wall of the socket in the circumferential direction. The vertex angle of the first triangular wedge-shaped check block faces the outside of the bellmouth, and the vertex angle of the second triangular wedge-shaped check block faces the spigot along |
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