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A segment assembling machine, shield machine and assembling method thereof

A segment assembly machine and the technology of the assembly machine, which are applied in shaft equipment, earthwork drilling, wellbore lining, etc., can solve the problem that the slewing bearing cannot meet the manufacturing requirements, the forming and assembling speed of a ring segment is low, and the segment forming and ring assembling speed To solve problems such as slowness, to achieve the effect of facilitating pipeline layout and slag discharge equipment layout, speeding up the loop forming speed and tunnel construction progress, and high assembly efficiency

Active Publication Date: 2022-04-12
CHINA RAILWAY ENGINEERING EQUIPMENT GROUP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Aiming at the problem that the slewing bearing of the existing rotary segment assembly machine cannot meet the manufacturing requirements when the tunnel excavation diameter is large, and the forming and assembly rate of a ring segment is low, the present invention proposes a segment assembly machine and its shield The machine and assembly method are suitable for large-diameter tunnel boring machines, especially for ultra-large-diameter tunnel boring machines with shield outer diameters up to 18m and above, which solves the problems of slow and low efficiency in the existing segment ring assembly

Method used

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  • A segment assembling machine, shield machine and assembling method thereof
  • A segment assembling machine, shield machine and assembling method thereof
  • A segment assembling machine, shield machine and assembling method thereof

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Embodiment 1

[0044] Embodiment 1: a kind of segment assembly machine, such as Figures 1 to 2 As shown, including the main body of the assembling machine, the main body of the assembling machine is fixedly provided with an assembling machine support 8, and the assembling machine support 8 is provided with a rotating mechanism, the rotating mechanism is connected with the inner side wall of the tail shield 2 through a transmission mechanism, and the assembling machine support 8 is rotating Under the cooperation of the mechanism and the transmission mechanism, it rotates in the tail shield 2, which drives the synchronous rotation of the main body of the assembly machine, and then realizes the installation of the segment 1 by the assembly machine; During the initial installation and maintenance process, the assembly machine is adjusted through the limit mechanism, and then the position of the assembly machine is positioned axially and radially to prevent the swaying of the assembly machine dur...

Embodiment 2

[0051] Embodiment 2: A shield machine, including at least two segment assembling machines as described in Embodiment 1. In this embodiment, the number of assembling machines is four, which are No. 1 assembling machine 20 and No. 2 assembling machine respectively. Machine 21, No. 3 assembling machine 22 and No. 4 assembling machine 23, the four assembling machines are distributed in the tail shield 2 along the circumferential direction, the four assembling machines move synchronously along the rack mechanism 4, and the main bodies of the four assembling machines are all connected with the control The system is connected to facilitate the synchronous control of the four assembly machines through the control system, and then move and install the segments 1 at the same time.

Embodiment 3

[0052] Embodiment 3: a kind of assembling method of shield machine, comprises the following steps:

[0053] S1, such as Figure 7 As shown, set the uppermost end of the rotation trajectory where the main bodies of the four assembly machines are located at the zero degree position, and quarter the rotation trajectory in the clockwise direction, which are the first quadrant, the second quadrant, the third quadrant and the fourth quadrant respectively. Four quadrants;

[0054] The No. 1 assembling machine 20, the No. 2 assembling machine 21, the No. 3 assembling machine 22 and the No. 4 assembling machine 23 are sequentially arranged in four quadrants respectively, and are responsible for the installation of the segments 1 corresponding to the quadrants, and the No. 2 assembling machine 21 and the No. The No. 3 assembling machine 22 is also used as the segment transfer unit of the No. 1 assembling machine 20 and the No. 4 assembling machine 23 respectively, so that both sides ca...

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Abstract

The invention discloses a segment assembling machine, a shield machine and an assembling method thereof, which solve the problems of large structure, heavy weight, large moment of inertia, high shockproof requirements for the shield machine and the speed of segment ring assembling in the prior art The problem of slowness and low efficiency; the present invention includes an assembly machine main body, which is provided with an assembly machine bracket, and the assembly machine bracket is rotationally connected with the inner side wall of the tail shield through a transmission mechanism, and the assembly machine bracket is provided with a transmission The limit mechanism that the mechanism adjusts the main body of the assembly machine. The setting of the transmission mechanism of the present invention realizes the circumferential rotation of the main body of the assembly machine in the tail shield, the rack mechanism is fixed on the tail shield of the shield machine, and the gear and the rack mechanism are meshed for transmission, which is convenient and free to control the circumferential rotation of the assembly machine; The invention has the advantages of simple structure, convenient assembly, light transmission mechanism, small rotational inertia, good maneuverability and high control precision.

Description

technical field [0001] The invention belongs to the technical field of special mechanical equipment for tunnels, and in particular relates to a segment assembly machine, a shield machine and an assembly method thereof. Background technique [0002] Segment assembly machine is a kind of equipment for tunnel boring machine to assemble tunnel segments, which can form segment segments for excavated tunnels. The existing assembly machines of conventional and unconventional shield tunnels adopt a slewing bearing assembly structure. With the continuous increase of tunnel diameter, the slewing bearings of conventional rotary segment assembly machines have surpassed the existing equipment in today's society. The manufacturing capacity cannot meet the manufacturing requirements; at the same time, due to the expansion of the tunnel diameter, the number of segments per ring increases, and the assembly machine can only assemble one segment at a time, resulting in an increase in the numbe...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E21D9/06E21D11/40E21D11/08
CPCE21D9/0607E21D11/40E21D11/08
Inventor 廖兆锦郑康泰李飞宇高文梁高明闫阳高亚飞崔俊峰
Owner CHINA RAILWAY ENGINEERING EQUIPMENT GROUP CO LTD