Protective device applied to shield body channel in shield tunneling machine assembling process

Abstract

The utility model discloses a protection device applied to a shield body channel in the assembling process of a shield tunneling machine. The protection device comprises a shield body, U-shaped frame bodies which are symmetrically arranged are erected on the shield body, a plurality of steps which are arranged at equal intervals are arranged between the two U-shaped frame bodies, the steps are horizontally arranged, guardrail structures are arranged on the U-shaped frame bodies, and moving assemblies are arranged at the bottoms of the U-shaped frame bodies. By means of the guardrail structure composed of the vertical handrails and the arc handrails, the safety of constructors going up and down can be guaranteed, a whole-course safety rope hanging point can be provided for operators outside a shield body, a convenient channel and safety protection are provided for the shield tunneling machine assembly constructors, the safety of the constructors is protected in an all-around mode, potential safety hazards are eradicated, and the safety of the constructors is guaranteed. And meanwhile, the wheel body is a step and moves along the shield body, moving portability is provided, the position can be slightly adjusted conveniently, the wheel body is separated from the ground and fixed by rotating the lead screw and the supporting base to be grounded, the wheel body is prevented from laterally moving in the construction process, and safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shield machine assembly, in particular to a protection device for a shield body channel used in the shield machine assembly process. Background Art

[0002] During the assembly process of the shield machine, construction workers need to perform welding and pipe connection operations on the shield body of the shield machine. When working outside the shield body, workers need to reach the top of the shield body from the lower working well. Climbing work is inconvenient, and there are relatively few places to hang the safety rope, posing certain safety hazards. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a protective device for a shield channel in the shield machine assembly process.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A protective device for a shield channel used in a shield machine assembly process comprises a shield body, wherein a symmetrically arranged U-shaped frame is mounted on the shield body, a plurality of equidistantly arranged steps are arranged between two U-shaped frames, the steps are arranged horizontally, a guardrail structure is arranged on the U-shaped frame, and a movable component is arranged at the bottom of the U-shaped frame.

[0006] Preferably, the guardrail structure comprises an arc-shaped railing arranged parallel to the U-shaped frame, and the U-shaped frame is connected to the U-shaped frame by a plurality of vertical railings arranged equidistantly.

[0007] Preferably, the moving assembly comprises a connecting seat installed on the side wall of the U-shaped frame, a wheel seat is arranged at the bottom of the connecting seat, a wheel body is installed on the wheel seat, and a lifting stop structure is installed on the connecting seat.

[0008] Preferably, the lifting stop structure comprises a screw rod threadedly connected to the connecting seat, the lower end of the screw rod is rotatably connected to the supporting seat, and the upper end of the screw rod is provided with a rotating wheel.

[0009] Preferably, the upper surface of the step is provided with anti-slip grooves.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model can ensure the safety of construction workers going up and down through the guardrail structure composed of vertical railings and arc-shaped railings, and can provide workers outside the shield with a full-time safety rope hanging point, providing a convenient passage and safety protection for shield machine assembly construction workers, protecting the safety of construction workers in all directions, and eliminating safety hazards. At the same time, the wheel body moves along the shield body in a step-like manner, providing mobility and portability, and facilitating slight adjustments to the position. By rotating the screw rod and grounding the support seat, the wheel body is separated from the ground and fixed to prevent it from shifting sideways during construction, thereby improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more specifically and intuitively illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0012] Figure 1 It is a schematic diagram of the structure proposed by the utility model;

[0013] Figure 2 for Figure 1 A magnified view of the structure of part A.

[0014] In the figure: a shield body 1, a U-shaped frame body 2, a ladder 3, a vertical railing 4, a curved railing 5, a connecting seat 6, a wheel seat 7, a wheel body 8, a screw rod 9, a support seat 10, and a rotating wheel 11. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0016] Reference Figure 1-2 A protective device for a shield channel used in the assembly process of a shield machine includes a shield body 1, a symmetrically arranged U-shaped frame 2 is mounted on the shield body 1, a plurality of equidistantly arranged steps 3 are arranged between the two U-shaped frames 2, the steps 3 are arranged horizontally, a guardrail structure is arranged on the U-shaped frame 2, and a moving component is arranged at the bottom of the U-shaped frame 2.

[0017] The guardrail structure composed of the vertical railing 4 and the curved railing 5 can not only ensure the safety of construction workers going up and down, but also provide workers outside the shield with a full-time safety rope hanging point, providing a convenient passage and safety protection for shield machine assembly construction workers, protecting the safety of construction workers in all directions, and eliminating safety hazards. At the same time, the wheel body 8 moves along the shield body 1 as a step 3, providing mobility and portability, and facilitating slight adjustments to the position. By rotating the screw 9 and grounding the support seat 10, the wheel body 8 is separated from the ground and fixed to prevent it from shifting sideways during construction, thereby improving safety.

[0018] In this embodiment, the guardrail structure includes an arc-shaped railing 5 arranged parallel to the U-shaped frame 2. The U-shaped frame 2 is connected to the U-shaped frame 2 through a number of equidistantly arranged vertical railings 4, which can not only ensure the safety of construction workers going up and down, but also provide workers outside the shield with a full-time safety rope hanging point.

[0019] In this embodiment, the mobile component includes a connecting seat 6 installed on the side wall of the U-shaped frame 2, a wheel seat 7 is arranged at the bottom of the connecting seat 6, a wheel body 8 is installed on the wheel seat 7, and a lifting stop structure is installed on the connecting seat 6. The wheel body 8 moves along the shield body 1 for the step 3, providing portability and facilitating slight adjustment of the position.

[0020] In this embodiment, the lifting stop structure includes a screw rod 9 threadedly connected to the connecting seat 6, the lower end of the screw rod 9 is rotatably connected to the support seat 10, and the upper end of the screw rod 9 is provided with a rotating wheel 11. By rotating the screw rod 9, the support seat 10 is grounded, the wheel body 8 is separated from the ground, and it is fixed to prevent it from moving sideways during construction.

[0021] In this embodiment, the upper surface of the step 3 is provided with anti-slip grooves to prevent construction workers from slipping.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A protective device for a shield channel during the assembly process of a shield machine, comprising a shield body (1), characterized in that: The shield body (1) is provided with symmetrically arranged U-shaped frames (2), a plurality of equally spaced steps (3) are provided between the two U-shaped frames (2), the steps (3) are arranged horizontally, a guardrail structure is provided on the U-shaped frames (2), and a movable component is provided at the bottom of the U-shaped frames (2).

2. The protective device for the shield channel used in the shield machine assembly process according to claim 1 is characterized in that: The guardrail structure comprises an arc-shaped railing (5) arranged parallel to the U-shaped frame (2); the U-shaped frame (2) is connected to the U-shaped frame (2) via a plurality of vertical railings (4) arranged at equal distances.

3. The protective device for the shield channel used in the shield machine assembly process according to claim 2 is characterized in that: The moving assembly comprises a connecting seat (6) mounted on the side wall of the U-shaped frame (2), a wheel seat (7) is arranged at the bottom of the connecting seat (6), a wheel body (8) is mounted on the wheel seat (7), and a lifting stop structure is mounted on the connecting seat (6).

4. The protective device for the shield channel used in the shield machine assembly process according to claim 3 is characterized in that: The lifting stop structure comprises a screw rod (9) threadedly connected to a connecting seat (6); the lower end of the screw rod (9) is rotatably connected to a supporting seat (10); and the upper end of the screw rod (9) is provided with a rotating wheel (11).

5. The protective device for the shield channel used in the shield machine assembly process according to claim 4 is characterized in that: The upper surface of the step (3) is provided with anti-slip grooves.

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