Shield ring installation fine adjustment device

Abstract

The utility model discloses a shield ring installation fine adjustment device which comprises a shield ring stabilizing mechanism fixedly connected with the inner wall of a shield ring, a transmission device used for driving the shield ring stabilizing mechanism to drive the shield ring to vertically move and a leveling device correspondingly arranged at the center position of the top end of the shield ring stabilizing mechanism. The problems that in the prior art, in the installation process of the shield ring, due to the complexity of geological conditions and the variability of the internal environment of a tunnel, the installation precision of the shield ring is often insufficient, and the position needs to be adjusted are solved. And a traditional shield ring mounting method generally depends on manual adjustment, so that the efficiency is low, and operation risks exist.

Description

Technical Field

[0001] The utility model relates to the technical field of shield tunnel construction equipment, in particular to a shield ring installation fine-tuning device. Background Art

[0002] A shield machine is a vital piece of equipment used in underground tunnel construction. Its primary function is to connect the machine body to the front and rear sections of the tunnel through the thrust of its thrust section. The shield ring is a crucial component of the machine, connecting the machine body and thrust section to ensure stable operation in underground tunnels.

[0003] In existing technology, shield ring installation often encounters problems such as insufficient shield ring installation precision and the need for position adjustment due to the complex geological conditions and the variability of the tunnel's internal environment. Traditional shield ring installation methods often rely on manual adjustment, which is not only inefficient but also carries operational risks. Summary of the Invention

[0004] The utility model provides a shield ring installation fine-tuning device to overcome the above technical problems.

[0005] In order to achieve the above purpose, the technical solution of the utility model is:

[0006] A shield ring installation fine-tuning device, characterized by comprising

[0007] The shield ring stabilizing mechanism is fixedly connected to the inner wall of the shield ring, and is used to drive the shield ring stabilizing mechanism to drive the shield ring to move vertically, and the leveling device is correspondingly arranged at the top center position of the shield ring stabilizing mechanism.

[0008] Furthermore, the shield ring stabilization mechanism includes several connecting brackets, fixed supports and a three-link structure in the shape of a triangular structure; one end of the connecting bracket is connected to the three-link structure, and the connecting bracket is symmetrically fixed on both sides of the three-link structure, and the other end of each connecting bracket is connected to the fixed support, and is fixedly connected to the inner wall of the shield ring through the fixed support.

[0009] Furthermore, the three-link structure includes a cross member, a first diagonal brace and a second diagonal brace;

[0010] The two ends of the cross platform component are respectively fixedly connected to one end of the first diagonal support rod and one end of the second diagonal support rod, and the other end of the first diagonal support rod is fixedly connected to the other end of the second diagonal support rod; and the plane where the top end of the cross platform component is located coincides with the plane where the horizontal diameter of the shield ring is located, and the fixed connection ends of the other end of the first diagonal support rod and the other end of the second diagonal support rod are in contact with the inner wall of the bottom end of the shield ring.

[0011] Furthermore, the transmission device includes two traction mechanisms with the same structure and arranged on both sides of the shield ring; the traction mechanism includes a movable pulley, a fixed pulley fixedly connected to the top of the shield tunnel, and a traction motor arranged on the ground;

[0012] The output end of the traction motor is connected to one end of a traction rope, and the other end of the traction rope is fixedly connected to the top of the shield tunnel after being wound around a fixed pulley and a movable pulley in sequence.

[0013] Furthermore, the connecting bracket includes a first connecting rod arranged horizontally, a second connecting rod arranged vertically, and a third connecting rod arranged between the first connecting rod and the second connecting rod;

[0014] The bottom end of the first connecting rod is connected to a fixing rod, and traction rope connecting groove structures are symmetrically provided at both ends of the fixing rod, and the fixing rod is connected to the movable pulley through the traction rope.

[0015] Furthermore, the leveling device is arranged at the top center position of the cross platform component.

[0016] Beneficial effects: The utility model provides a shield ring installation fine-tuning device, which reinforces the shield ring through a shield ring stabilizing mechanism fixedly connected to the inner wall of the shield ring, thereby increasing stability during movement, and a transmission device for driving the shield ring stabilizing mechanism to drive the shield ring to move vertically, thereby improving the efficiency of the shield ring installation process, and through a leveling device correspondingly arranged at the top center position of the shield ring stabilizing mechanism, it can monitor in real time whether the shield ring is in a horizontal position, ensuring the accuracy and stability of the installation, effectively solving the position adjustment problem existing in the traditional shield ring installation process, and avoiding construction problems caused by position errors; in addition, the shield ring stabilizing device has a simple structure and is easy to install, which greatly simplifies the installation process and improves the convenience and efficiency of installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0018] Figure 1 This is a schematic diagram of the structure of the shield ring installation fine-tuning device of the utility model;

[0019] Figure 2 Schematic diagram of the structure of the shield ring stabilizing mechanism in this embodiment;

[0020] Figure 3A side view schematic diagram of the installation of bolts for fixing the support in this embodiment;

[0021] Figure 4 Schematic diagram of the structure of the fixing rod in this embodiment;

[0022] Figure 5 This is a schematic front view of the bolt installation of the fixed support in this embodiment.

[0023] In the figure: 1. Shield ring; 2. Shield ring stabilizing mechanism; 21. Connecting bracket; 211. First connecting rod; 212. Second connecting rod; 213. Third connecting rod; 22. Fixed support; 23. Three-link structure; 231. Cross platform member; 232. First diagonal support rod; 233. Second diagonal support rod; 3. Transmission device; 31. Movable pulley; 32. Fixed pulley; 33. Traction motor; 4. Leveling device; 5. Fixed rod; 51. Traction rope connecting groove structure; 001. Connecting nut; 002. Connecting bolt. DETAILED DESCRIPTION

[0024] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0025] This embodiment provides a shield ring installation fine-tuning device, such as Figures 1 to 3As shown, it includes a shield ring stabilizing mechanism 2 fixedly connected to the inner wall of the shield ring 1, a transmission device 3 for driving the shield ring stabilizing mechanism 2 to drive the shield ring 1 to move vertically, and a leveling device 4 correspondingly arranged at the center position of the top of the shield ring stabilizing mechanism 2. In a specific embodiment, the shield ring stabilizing mechanism 2 includes a plurality of connecting brackets 21, a fixed support 22, and a three-link structure 23 in the shape of a triangle. Specifically, the connecting bracket 21 includes a first connecting rod 211 arranged horizontally, a second connecting rod 212 arranged vertically, and a third connecting rod 213 arranged between the first connecting rod 211 and the second connecting rod 212. The bottom end of the first connecting rod 211 is connected to a fixing rod 5, and the plane where the centerline of the fixing rod 5 lies is perpendicular to the plane where the centerline of the first connecting rod 211 lies. The two ends of the fixing rod 5 are symmetrically provided with traction rope connecting groove structures 51, and the fixing rod 5 is connected to the movable pulley 31 via the traction rope. Specifically, the three-link structure 23 includes a cross-table member 231, a first diagonal support rod 232 and a second diagonal support rod 233; the two ends of the cross-table member 231 are fixedly connected to one end of the first diagonal support rod 232 and one end of the second diagonal support rod 233 by welding, and the other end of the first diagonal support rod 232 is fixedly connected to the other end of the second diagonal support rod 233 by welding; and the plane where the top end of the cross-table member 231 is located coincides with the plane where the horizontal diameter of the shield ring 1 is located, and the first diagonal support rod 232 is located. The other end of 232 and the fixed connection end of the other end of the second diagonal support rod 233 are in contact with the inner wall of the bottom end of the shield ring 1; one end of the connecting bracket 21 is connected to the three-link structure 23, and the connecting bracket 21 is symmetrically fixed on both sides of the three-link structure 23, that is, the connecting bracket 21 is fixedly connected to the first diagonal support rod 232 and the second diagonal support rod 233 by welding, and the other end of each connecting bracket 21 is connected to the fixed support 22, and is fixedly connected to the inner wall of the shield ring 1 through the fixed support 22. Figures 4 and 5 As shown, the fixed support 22 is provided with a mounting hole, and the shield ring 1 is welded with a connecting nut 001. The fixed support 22 is fixedly connected to the inner wall of the shield ring 1 via connecting bolts 002. When installing the shield ring 1, the operator first connects the fixed support 22 to the reserved hole of the shield ring 1 with bolts 002 on half of the shield ring. The remaining half is spliced ​​in the same way to connect the shield ring 1 with the shield ring stabilization device 2, making it more convenient to assemble the entire structure. The shield ring stabilization device 2 can still be reused after disassembly.

[0026] In a specific embodiment, the transmission device 3 comprises two identical traction mechanisms positioned opposite each other, located on either side of the shield ring. The traction mechanisms comprise a movable pulley 31, a fixed pulley 32 fixedly connected to the top of the shield tunnel, and a traction motor 33 mounted on the ground. The output end of the traction motor 33 is connected to one end of a traction rope, and the other end of the traction rope, after being looped around the fixed pulley 32 and movable pulley 31, is then fixedly connected to the top of the shield tunnel. By controlling the clockwise or counterclockwise rotation of the output end of the traction motor 33, the transmission device, which drives the shield ring's stabilization mechanism to reciprocate vertically, improves shield ring installation efficiency.

[0027] In a specific embodiment, the leveling device 4 is disposed at the top center of the cross member 231 and is used to constantly monitor the horizontal position changes of the shield ring 1 during installation, thereby avoiding construction problems caused by position errors and improving the installation accuracy of the shield ring 1. The leveling device 4 is a well-known product, and its structure itself is not the inventive point of this application, so it will not be described in detail here.

[0028] This embodiment reinforces the shield ring by a shield ring stabilizing mechanism fixedly connected to the inner wall of the shield ring, thereby increasing stability during movement; and through a transmission device for driving the shield ring stabilizing mechanism to drive the shield ring to move vertically, the efficiency of the shield ring installation process can be improved; through a leveling device correspondingly arranged at the top center position of the shield ring stabilizing mechanism, it can monitor in real time whether the shield ring is in a horizontal position, ensuring the accuracy and stability of the installation, effectively solving the position adjustment problem existing in the traditional shield ring installation process, and avoiding construction problems caused by position errors; the shield ring stabilizing device has a simple structure and is easy to install. In addition, the shield ring stabilizing device is flexibly designed, that is, it can be applied to other shield rings of the same size, which greatly simplifies the installation process and improves the convenience and efficiency of installation.

[0029] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the above embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A shield ring installation fine-tuning device, characterized in that: include A shield ring stabilizing mechanism (2) fixedly connected to the inner wall of the shield ring (1), a transmission device (3) for driving the shield ring stabilizing mechanism (2) to drive the shield ring (1) to move vertically, and a leveling device (4) correspondingly arranged at the center position of the top end of the shield ring stabilizing mechanism (2).

2. A shield ring installation fine-tuning device according to claim 1, characterized in that: The shield ring stabilizing mechanism (2) comprises a plurality of connecting brackets (21), a fixed support (22) and a three-link structure (23) in the form of a triangular structure; one end of the connecting bracket (21) is connected to the three-link structure (23), and the connecting bracket (21) is symmetrically fixed on both sides of the three-link structure (23), and the other end of each connecting bracket (21) is connected to the fixed support (22), and is fixedly connected to the inner wall of the shield ring (1) through the fixed support (22).

3. A shield ring installation fine-tuning device according to claim 2, characterized in that: The three-link structure (23) includes a horizontal platform member (231), a first diagonal support rod (232) and a second diagonal support rod (233); The two ends of the cross platform component (231) are respectively fixedly connected to one end of the first diagonal support rod (232) and one end of the second diagonal support rod (233), and the other end of the first diagonal support rod (232) is fixedly connected to the other end of the second diagonal support rod (233); and the plane where the top end of the cross platform component (231) is located coincides with the plane where the horizontal diameter of the shield ring (1) is located, and the fixed connection ends of the other end of the first diagonal support rod (232) and the other end of the second diagonal support rod (233) are in contact with the inner wall of the bottom end of the shield ring (1).

4. A shield ring installation fine-tuning device according to claim 3, characterized in that: The transmission device (3) comprises two traction mechanisms with the same structure and arranged opposite to each other on both sides of the shield ring (1); the traction mechanism comprises a movable pulley (31), a fixed pulley (32) fixedly connected to the top of the shield tunnel, and a traction motor (33) arranged on the ground; The output end of the traction motor (33) is connected to one end of a traction rope, and the other end of the traction rope is fixedly connected to the top of the shield tunnel after being wound around a fixed pulley (32) and a movable pulley (31) in sequence.

5. A shield ring installation fine-tuning device according to claim 4, characterized in that: The connecting bracket (21) comprises a first connecting rod (211) arranged horizontally, a second connecting rod (212) arranged vertically, and a third connecting rod (213) arranged between the first connecting rod (211) and the second connecting rod (212); The bottom end of the first connecting rod (211) is connected to a fixing rod (5), and traction rope connecting groove structures (51) are symmetrically provided at both ends of the fixing rod (5), and the fixing rod (5) is connected to the movable pulley (31) via the traction rope.

6. A shield ring installation fine-tuning device according to claim 3, characterized in that: The leveling device (4) is arranged at the top center position of the cross platform component (231).

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