Plastic thin-wall tube
A technology of thin-walled and thin-walled plastic pipes, which is applied in the fields of formwork/template/work frame, building components, and on-site preparation of building components, etc. And other issues
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[0064] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0065] As shown in the accompanying drawings, the present invention includes an annular thin-walled pipe body 1 and a sealing plate 2, and the sealing plate 2 closes the pipe end of the annular thin-walled pipe body 1 to form a closed hollow thin-walled pipe, which is characterized in that the annular thin-walled pipe body The wall pipe body 1 is formed by rolling a plate 3 into a circular splicing, and the splicing parts are connected to each other by the connector 4 to form a longitudinal splicing strip 5. The inner cavity of the thin-walled pipe body 1 is provided with a separable support rod ring 6, At least one of the support ring 7 , the support rod 8 or the support plate 9 is in contact with the inner side of the tube wall of the thin-walled tube body 1 and arranged laterally along the thin-walled tube body 1 . In each drawing, 1 is an annular th...
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