Multi-punch pin special push pipe

Abstract

The invention relates to a multi-punch pin special push pipe of push pipe construction machinery, which includes a casing of the special push pipe, a muddy water bin on the left side and a working chamber on the right side, wherein a hydraulic oil cylinder A and a hydraulic Oil cylinder B are both arranged in the working chamber, other excavating mechanisms are all arranged in the muddy water bin, the working chamber and the muddy water bin are separated by a bin separation board, an output shaft A at the left end of the hydraulic oil cylinder A is connected with a connecting rod A, the left end of the connecting rod A is provided with a plurality of drill rods A, an output shaft at the left end of the hydraulic oil cylinder B is connected with a connecting rod B, the left end of the connecting rod B is provided with a plurality of drill rods B, the drill rods A and the drill rods B are arranged at intervals, left ends of both the drill rods A and the drill rods B are provided with punch pins, two stopping blocks are arranged on each punch pin, two wing plates are arranged on the right end of each stopping block, and one ends of every two wing plates are hinged onto the corresponding drill rod through a hinged shaft. According to the invention, the plurality of punch pins A and the plurality of punch pins B are arranged at intervals, so that push pipes in various shapes can be formed.

Description

1. Technical field [0001] The invention relates to a pipe jacking, in particular to a multi-punch special-shaped pipe jacking of a pipe jacking construction machine. 2. Background technology: [0002] At present, there are almost no pipe jacking machines that can be combined into sections of various shapes. 3. Contents of the invention: [0003] The present invention makes up for the shortcomings of the above pipe jacking equipment, and provides a multi-punch special-shaped pipe jacking that can be combined into various shapes and sections. [0004] The present invention is achieved through the following technical solutions: [0005] A multi-punch special-shaped pipe jacking, including the casing of the special-shaped pipe jacking, the mud tank on the left, and the working cabin on the right. Hydraulic cylinder A and hydraulic cylinder B are all set in the working cabin, and other excavation mechanisms are all set in the mud tank. , the working cabin and the mud tank are...

AI Technical Summary

Problems solved by technology

[0002] At present, there are almost no pipe jacking hosts that can be combined into various shapes and sections.

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