Tunnel maintenance reinforcing protective shed frame capable of being rapidly disassembled and assembled

Abstract

The utility model discloses a tunnel maintenance reinforcing protective shed frame capable of being quickly disassembled and assembled, which comprises a top frame module, a steel panel fixedly arranged on the top frame module, a supporting column for supporting the top frame module, and a transverse connecting system vertically and fixedly connected with the outer side of the supporting column, and the other end of the transverse connecting system is anchored on the side wall of a tunnel through an anchor bolt. The multiple top frame modules are arranged in the longitudinal direction of the tunnel, and the adjacent top frame modules are fixedly spliced through third splicing bolts. The top frame module comprises two transverse edge beams and two longitudinal edge beams, the two ends of each longitudinal edge beam are fixedly connected with the ends of the corresponding transverse edge beam respectively, so that a square frame structure is formed, and transverse connecting beams and longitudinal connecting beams are further arranged in the square frame structure. According to the protective shed frame, through the modular design, the protective shed frame can be rapidly built, dismantled and reused, falling objects in tunnel maintenance and reinforcement construction can be resisted, safety protection is provided for passing vehicles, and the purpose of not interrupting traffic is achieved; and the platform also serves as a tunnel top maintenance and reinforcement construction platform, and the construction efficiency is improved.

Description

Technical Field

[0001] The embodiment of the utility model belongs to the technical field of tunnel maintenance and reinforcement, and more specifically, relates to a fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffold. Background Art

[0002] As my country continues to increase its efforts to build a strong transportation nation and improve its comprehensive three-dimensional transportation network, the number and length of tunnels, as an important part of the transportation network, continue to grow. However, as an underground structure, tunnels are sensitive to the surrounding environment and difficult to construct. As a result, lining cracks, water leakage and other defects are increasing. In order to improve the safety and durability of tunnel structures, the number of tunnel maintenance and reinforcement projects is increasing year by year.

[0003] If the road occupation construction method is adopted during the tunnel maintenance and reinforcement process, a large amount of manpower and material resources will be consumed to maintain traffic order and it is easy to cause congestion and induce traffic accidents. In serious cases, it may even lead to traffic interruption in the tunnel. If the construction engineering movable support is used as the construction platform, the construction efficiency and operation accuracy will be seriously affected due to the insufficient rigidity and poor safety of the movable support.

[0004] For this reason, at this stage, there is an urgent need for a tunnel maintenance and reinforcement protective scaffolding that can be quickly disassembled and assembled, which can be quickly erected, has little impact on tunnel traffic, will not interrupt traffic, can ensure the overall strength of the protective scaffolding, and improve traffic safety. Summary of the invention

[0005] In view of the problems of insufficient rigidity and poor safety of the tunnel movable supports in the prior art, the utility model provides a tunnel maintenance reinforcement protection scaffolding which can be quickly disassembled and assembled to solve such problems.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a tunnel maintenance reinforcement protection scaffolding that can be quickly disassembled and assembled, including a plurality of top frame modules arranged along the longitudinal direction of the tunnel, adjacent top frame modules are fixedly connected by a third splicing bolt; a steel panel fixedly arranged on the top of the top frame module, which protects the bottom and serves as a maintenance platform; four groups of support columns respectively supporting the four corners of the bottom of the top frame module, the support columns are fixed to the bottom of the tunnel; and a transverse connection system vertically fixedly connected to the outer side of the support column, the other end of the transverse connection system is anchored to the tunnel groove wall by an anchor bolt.

[0007] Furthermore, the top frame module includes a horizontal side beam arranged in parallel along the horizontal direction, and two longitudinal side beams arranged in parallel along the longitudinal direction. The two ends of the longitudinal side beam are respectively fixedly connected to the ends of the two horizontal side beams to form a square frame structure. The square frame structure also includes a horizontal connecting beam and a longitudinal connecting beam, which are vertically staggered.

[0008] Furthermore, the longitudinal side beams are I-beams, the transverse side beams are channel steels, the transverse connecting beams are I-beams, and the longitudinal connecting beams are channel steels.

[0009] Furthermore, the two transverse side beams of the top frame module are symmetrically arranged with opposite notches, and a third bolt hole is opened on the web; the webs of the transverse side beams of adjacent top frame modules are fitted together, and the third splicing bolts are passed through the corresponding third bolt holes to fix the adjacent top frame modules together.

[0010] Furthermore, second bolt holes are symmetrically opened on the front and rear sides of the support column, and the support columns in contact with the bottom of adjacent top frame modules are connected as a whole by passing the second splicing bolts through the corresponding second bolt holes on the two groups of support columns in contact with each other.

[0011] Furthermore, a plurality of groups of fourth bolt holes are opened on the outer side of the support column, and a fourth splicing bolt is passed through the fourth bolt hole, so that one end of the transverse connection is vertically fixed to the outer side of the support column.

[0012] Furthermore, a plurality of fifth bolt holes are formed on the outer side of the support column, and the two ends of the reinforcing rod are respectively fixed to two groups of support columns spaced apart on the same side by using fifth splicing bolts passing through the fifth bolt holes.

[0013] Furthermore, the support column includes multiple sections of square tubes; a fixing plate is welded and fixed at both ends of the square tube, a first bolt hole is opened on the fixing plate, and a first splicing bolt passes through the first bolt hole to fix the two sets of fixing plates stacked up and down, thereby fixing the multiple square tubes together to form a support column, and the bottom of the support column is anchored to the ground by an anchor bolt.

[0014] Furthermore, a hand hole is provided on the side of the square tube.

[0015] In general, the above technical solutions conceived by the utility model can achieve the following beneficial effects compared with the prior art:

[0016] (1) The protective scaffolding of the utility model adopts a top frame module and a support column supporting the top frame module, which together constitute a standard segment of the protective scaffolding. The number of standard segments of the protective scaffolding can be adjusted according to the length of the tunnel. The third splicing bolt passes through the third bolt hole on the web of the corresponding transverse beam to connect the adjacent top frame modules in sequence. The second splicing bolt passes through the corresponding second bolt hole on the two groups of support columns in front and behind contact to connect the support columns in contact at the bottom of the adjacent top frame modules. That is, the standard segments are connected and fixed by the corresponding splicing bolts and bolt holes, which can realize the rapid installation and disassembly of the protective scaffolding. It does not need to occupy the road for construction, and the installation is simple and flexible, saving a lot of manpower and material resources.

[0017] (2) The protective scaffolding of the utility model uses anchors to fix the bottom of the support column to the bottom of the tunnel, and uses a transverse connection system to fix one end to the outside of the support column and anchor the other end to the side wall of the tunnel. The two groups of support columns spaced apart on the same side are connected as a whole through the two ends of the reinforcing rod. The above measures are adopted to strengthen the overall structural strength of the protective scaffolding and ensure the stability of the protective scaffolding, so that tunnel maintenance personnel can perform safe operations under the protection of the protective scaffolding. At the same time, the steel panel on the top can also serve as a maintenance platform for maintenance personnel to perform maintenance and protection on the tunnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view structural schematic diagram of a fast disassembly and assembly tunnel maintenance reinforcement protection scaffold in an embodiment of the utility model;

[0019] Figure 2 It is a side sectional view of the protective scaffold in the embodiment of the utility model;

[0020] Figure 3 A bottom view of the protective scaffolding in the embodiment of the utility model;

[0021] Figure 4 It is a schematic diagram of the structure of the support column in the embodiment of the utility model.

[0022] In all the drawings, the same figure numbers represent the same technical features, specifically: 1-longitudinal side beam, 2-steel panel, 3-transverse side beam, 4-support column, 5-transverse connection system, 6-anchor bolt, 7-first splicing bolt, 8-reinforcement rod, 9-transverse connecting beam, 10-longitudinal connecting beam, 11-square tube, 12-hand hole, 13-fixing plate, 14-second splicing bolt, 15-third splicing bolt. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the utility model. In addition, the technical features involved in each embodiment of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0024] like Figure 1-4As shown, the utility model provides a fast-disassembly and assembly tunnel maintenance reinforcement protection scaffold, including a top frame module, a steel panel 2 fixedly arranged on the top of the top frame module, a support column 4 supporting the top frame module, and a transverse connection system 5 vertically fixedly connected to the outer side of the support column 4, and the other end of the transverse connection system 5 is anchored to the tunnel side wall through an anchor bolt 6. The top frame module is arranged in multiple along the longitudinal direction of the tunnel, and adjacent top frame modules are fixedly spliced ​​by a third splicing bolt 15; the top frame module includes two transverse side beams 3 arranged in parallel along the transverse direction, and two longitudinal side beams 1 arranged in parallel along the longitudinal direction, and the two ends of the longitudinal side beam 1 are respectively fixedly connected to the ends of the two transverse side beams 3, so as to form a square frame structure, and the square frame structure is also provided with a transverse connecting beam 9 and a longitudinal connecting beam 10, which are vertically staggered. The protective scaffolding of the utility model can be quickly erected and dismantled through modular design, and the number of top frame modules constituting the protective scaffolding can be adjusted according to the length of the tunnel. The overall structure is reinforced by the support column 4 and the transverse connection system 5 vertically fixedly connected to the outside of the support column 4, thereby ensuring the overall strength of the protective scaffolding and improving the safety of passage.

[0025] like Figure 1-3 As shown, in the embodiment of the utility model, the top frame module includes a longitudinal side beam 1, a transverse side beam 3, a transverse connecting beam 9 and a longitudinal connecting beam 10; the longitudinal side beam 1 is an I-beam, the transverse side beam 3 is a channel steel, the transverse connecting beam 9 is an I-beam, and the longitudinal connecting beam 10 is a channel steel; the two transverse side beams 3 of the top frame module are symmetrically arranged and the notches are opposite, and the webs thereof are provided with third bolt holes; further, the webs of the transverse side beams 3 of adjacent top frame modules are fitted, and the third splicing bolts 15 are passed through the corresponding third bolt holes to fix the adjacent top frame modules together; the two ends of the longitudinal side beam 1 are respectively vertically fixedly connected to the ends of the two transverse side beams 3 by welding, so as to form a square frame structure. A plurality of transverse connecting beams 9 and longitudinal connecting beams 10 are respectively arranged horizontally and vertically, and the two are vertically staggered with each other, the two ends of the transverse connecting beam 9 are fixedly connected to the longitudinal side beam 1 by welding, and the two ends of the longitudinal connecting beam 10 are fixedly connected to the transverse side beam 3 by welding.

[0026] The top frame module is supported and raised by four groups of support columns 4 at the four corners of the bottom. The top of the support column 4 is connected and fixed to the top frame module by the first splicing bolt 7, so as to achieve quick disassembly and assembly; wherein, corresponding holes are opened on the ends of the longitudinal side beam 1 and the transverse side beam 3, and the first splicing bolt 7 passes through the top of the support column 4 and the longitudinal side beam 1 and the transverse side beam 3 in turn, so as to connect the support column 4 and the top frame module as a whole.

[0027] like Figure 1-2As shown, when the support column 4 is installed, its bottom is fixed to the bottom of the tunnel by the anchor bolt 6, so as to provide positioning support. Furthermore, in order to strengthen the overall structural strength of the protective scaffold, the support column 4 is symmetrically provided with second bolt holes on both sides of the front and rear sides, and the second splicing bolt 14 is passed through the corresponding second bolt holes on the two groups of support columns 4 in contact with each other, so as to connect the support columns 4 in contact with the bottom of the adjacent top frame modules as a whole, thereby strengthening the overall structural strength of the protective scaffold. Furthermore, multiple groups of fourth bolt holes and fifth bolt holes are respectively opened on the outside of the support column 4; by using the fourth splicing bolt to pass through the fourth bolt hole, one end of the transverse connection system 5 is vertically fixed to the outside of the support column 4, and the other end of the transverse connection system 5 is anchored to the side wall of the tunnel by the anchor bolt 6, thereby providing lateral support force for the protective scaffold; by using the fifth splicing bolt to pass through the fifth bolt hole, the two ends of the reinforcing rod 8 are respectively fixed to the two groups of support columns 4 spaced apart on the same side, thereby enhancing the overall strength of the protective scaffold and ensuring the stability of the protective scaffold.

[0028] like Figure 2 , 4 As shown, in order to improve the applicability of the protective scaffolding, make it suitable for tunnels of different diameters, and ensure construction efficiency and operation accuracy, the support column 4 is assembled with multiple sections of square tubes 11. By selecting square tubes 11 with different numbers of sections for assembly, the height of the support column 4 can be adjusted, so that the protective scaffolding can be used for protection in tunnels of various diameters. The two ends of the square tube 11 are welded and fixed with a fixing plate 13, and the fixing plate 13 is provided with a first bolt hole. The first splicing bolt 7 is fixed through two sets of fixing plates 13 stacked up and down, so that multiple square tubes 11 are fixedly connected to form a support column 4. Preferably, a hand hole 12 is provided on the side of the square tube 11, which can facilitate the installer to use tools to enter the square tube 11 from the hand hole 12 to tighten the screws.

[0029] When constructing the protective scaffolding, multiple sections of square tubes 11 are assembled into support columns 4 of corresponding heights according to the diameter of the tunnel, and the bottom of the support column 4 is positioned and fixed by anchor bolts 6; the steel panel 2 is welded and fixed to the top frame module, and multiple top frame modules are placed on the top of the corresponding support column 4 in sequence, and the support column 4 and the top frame module are connected as a whole by the first splicing bolt 7; the third splicing bolt 15 is passed through the corresponding third bolt hole to connect and fix the adjacent top frame modules as a whole; the second splicing bolt 14 is passed through the corresponding second bolt holes on the two groups of support columns 4 in front and back contact to connect the support columns 4 in contact at the bottom of the adjacent top frame modules as a whole; the fifth splicing bolt is passed through the fifth bolt hole to fix the two ends of the reinforcing rod 8 on the two groups of support columns 4 on the same side of the bottom of the top frame module; one end of the transverse connection system 5 is vertically fixed to the outside of the support column 4, and the other end is anchored to the side wall of the tunnel through the anchor bolt 6, so as to provide lateral support force for the protective scaffolding and complete the construction of the protective scaffolding.

[0030] The protective scaffolding of the utility model adopts a top frame module and four groups of support columns 4 for supporting the top frame modules, which constitute standard sections of the protective scaffolding, and the number of standard sections of the protective scaffolding can be adjusted according to the length of the tunnel; the third splicing bolts 15 are passed through the third bolt holes on the webs of the corresponding transverse side beams 3 to connect the adjacent top frame modules in sequence, and the second splicing bolts 14 are passed through the corresponding second bolt holes on the two groups of support columns 4 in front and back contact to connect the support columns 4 in contact at the bottoms of the adjacent top frame modules as a whole, that is, the standard sections are connected and fixed by the corresponding splicing bolts and bolt holes, so that the protective scaffolding can be quickly installed and disassembled without occupying the road for construction, and the installation is simple and flexible, saving a lot of manpower and material resources.

[0031] The protective scaffolding of the utility model fixes the bottom of the support column 4 to the bottom of the tunnel by using anchor bolts 6, fixes one end of the transverse connection system 5 to the outer side of the support column 4 and anchors the other end to the side wall of the tunnel, and connects two groups of support columns 4 spaced apart on the same side into one by the two ends of the reinforcing rod 8. The above measures are adopted to strengthen the overall structural strength of the protective scaffolding and ensure the stability of the protective scaffolding, so that tunnel maintenance personnel can perform safe operations under the protection of the protective scaffolding. At the same time, the steel panel on the top can also serve as a maintenance platform for maintenance personnel to perform maintenance and protection on the tunnel.

[0032] It will be easily understood by those skilled in the art that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A fast disassembly and assembly tunnel maintenance reinforcement protection scaffold, characterized in that: include: Multiple top frame modules are arranged longitudinally along the tunnel, and adjacent top frame modules are fixedly connected by third splicing bolts; A steel panel (2) fixedly mounted on the top of the top frame module, which protects the bottom and also serves as a maintenance platform; Four groups of support columns (4) for respectively supporting the four corners of the bottom of the top frame module, wherein the support columns (4) are fixed to the bottom of the tunnel; and a transverse connection system (5) vertically fixedly connected to the outer side of the support column (4); the other end of the transverse connection system (5) is anchored on the tunnel side wall via an anchor bolt (6).

2. A fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffolding according to claim 1, characterized in that: The top frame module comprises two transverse side beams (3) arranged in parallel in the transverse direction, and two longitudinal side beams (1) arranged in parallel in the longitudinal direction, the two ends of the longitudinal side beams (1) are respectively fixedly connected to the ends of the two transverse side beams (3), thereby forming a square frame structure, and the square frame structure is also provided with a transverse connecting beam (9) and a longitudinal connecting beam (10), which are vertically staggered.

3. The fast disassembly and assembly tunnel maintenance reinforcement protection scaffolding according to claim 2 is characterized in that: The longitudinal side beam (1) is an I-beam, the transverse side beam (3) is a channel steel, the transverse connecting beam (9) is an I-beam, and the longitudinal connecting beam (10) is a channel steel.

4. The fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffolding according to claim 3 is characterized in that: The two transverse side beams (3) of the top frame module are symmetrically arranged with notches facing each other, and third bolt holes are opened on their webs; the webs of the transverse side beams (3) of adjacent top frame modules are fitted together, and third splicing bolts (15) are used to pass through the corresponding third bolt holes to fix the adjacent top frame modules together.

5. A fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffold according to any one of claims 1 to 4, characterized in that: The support columns (4) are symmetrically provided with second bolt holes on both sides of the front and rear sides, and the support columns (4) in contact with each other at the bottom of adjacent top frame modules are connected as a whole by passing second splicing bolts (14) through the corresponding second bolt holes on the two groups of support columns (4) in contact with each other at the front and rear sides.

6. A fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffold according to any one of claims 1 to 4, characterized in that: The outer side of the support column (4) is provided with a plurality of fourth bolt holes, and a fourth splicing bolt is passed through the fourth bolt hole, thereby vertically fixing one end of the transverse connection system (5) to the outer side of the support column (4).

7. A fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffold according to any one of claims 1 to 4, characterized in that: The outer side of the support column (4) is also provided with a plurality of groups of fifth bolt holes, and the two ends of the reinforcing rod (8) are respectively fixed to two groups of support columns (4) spaced apart on the same side by using fifth splicing bolts passing through the fifth bolt holes.

8. A fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffold according to any one of claims 1 to 4, characterized in that: The support column (4) comprises a plurality of square tubes (11); a fixing plate (13) is welded and fixedly provided at both ends of the square tube (11); a first bolt hole is provided on the fixing plate (13); a first splicing bolt (7) passes through the first bolt hole to fix two sets of fixing plates (13) stacked up and down, thereby fixing the plurality of square tubes (11) together to form a support column (4); and the bottom of the support column (4) is anchored to the ground by an anchor bolt (6).

9. The fast-disassembly and assembly tunnel maintenance and reinforcement protection scaffolding according to claim 8, characterized in that: A hand hole (12) is provided on the side of the square tube (11).

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