Pipe shed construction operation platform suitable for tunnel working well

Abstract

The utility model discloses a pipe shed construction operation platform suitable for a tunnel working well, the tunnel working well is provided with a concrete bottom plate, and the pipe shed construction operation platform comprises an embedded plate embedded in the concrete bottom plate; the at least two columns of supporting units are longitudinally distributed at intervals, each column of supporting units comprises at least two vertical supporting legs which are transversely distributed at intervals, and each vertical supporting leg is supported on the concrete bottom plate and fixedly connected with the embedded plate; the number of the longitudinal supporting beams is matched with that of the supporting units, and each longitudinal supporting beam is arranged above the corresponding vertical supporting legs and connected with the vertical supporting legs; the transverse supporting beams are longitudinally arranged above the longitudinal supporting beams at intervals and connected with the longitudinal supporting beams; the supporting plate is horizontally installed at the upper ends of the transverse supporting beams. The working platform is erected in the narrow space range in the tunnel working well to stably support the pipe shed drilling installation equipment, and efficient and safe supporting operation in the narrow space range in the subway pipe shed tunnel working well is effectively achieved.

Description

Technical Field

[0001] This application relates to the technical field of drilling in soil layers or rocks, and particularly to a pipe shed construction operation platform applicable to tunnel working shafts. Background Art

[0002] During the excavation of traditional highway tunnel by the mining method, in order to prevent the collapse of the excavated soil, pipe sheds are often set at the portal to support the upper soil and provide safety guarantee for the excavation of the lower portal. Due to the open site and convenient earthwork transfer in highway tunnels, the pipe shed drilling equipment and installation equipment can directly use the operation platform built with on-site earthwork to carry out the drilling of pipe shed holes and the installation of pipe shed pipelines.

[0003] During the construction of urban subway tunnels by the mining method, the working conditions of the construction site will be different. Usually, it is necessary to first construct the tunnel working shaft structure and then carry out the pipe shed and tunnel excavation. In this way, it is not convenient to retain the in-pit earthwork as the pipe shed construction operation platform.

[0004] Therefore, there is an urgent need for a pipe shed construction operation platform applicable to the construction of tunnels by the mining method. Summary of the Invention

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art. For this purpose, the utility model provides a pipe shed construction operation platform applicable to the construction of tunnels by the mining method, and the technical solutions adopted include:

[0006] A pipe shed construction operation platform applicable to a tunnel working shaft, the tunnel working shaft having a concrete bottom plate, the pipe shed construction operation platform comprising:

[0007] An embedded plate embedded in the concrete bottom plate;

[0008] At least two columns of support units spaced longitudinally, each column of support units including at least two vertical support legs spaced transversely, each of the vertical support legs being respectively supported on the concrete bottom plate and fixedly connected to the embedded plate,

[0009] A longitudinal support beam, matching the number of support units, each longitudinal support beam being disposed above and connected to a corresponding plurality of the vertical support legs,

[0010] A plurality of transverse support beams, longitudinally spaced and disposed above and connected to the longitudinal support beam;

[0011] A support plate horizontally installed at the upper ends of a plurality of the transverse support beams.

[0012] In an embodiment of the utility model, the technical solution adopted to solve its technical problem is: a first connecting beam connected to the two adjacent vertical support legs is provided between every two adjacent vertical support legs.

[0013] In an embodiment of the present utility model, the technical solution adopted to solve its technical problem is that the first connecting beam is an I-beam.

[0014] In an embodiment of the present utility model, the technical solution adopted to solve its technical problem is that there are two first connecting beams distributed at intervals up and down between every two adjacent vertical support legs.

[0015] In an embodiment of the present utility model, the technical solution adopted to solve its technical problem is that the vertical support legs of two columns of support units correspond one by one, and a second connecting beam connected to the two corresponding vertical support legs between two adjacent columns of support units is also provided.

[0016] In an embodiment of the present utility model, the technical solution adopted to solve its technical problem is that the transverse support beam is an H-beam.

[0017] In an embodiment of the present utility model, the technical solution adopted to solve its technical problem is that the longitudinal support beam is a double I-beam.

[0018] In an embodiment of the present utility model, the technical solution adopted to solve its technical problem is that the embedded plate, vertical support leg, longitudinal support beam, and transverse support beam are all made of steel materials, and two of the embedded plate, vertical support leg, longitudinal support beam, and transverse support beam are connected by welding.

[0019] Advantages of the present utility model:

[0020] In this embodiment, the pipe shed construction operation platform is connected to the bottom plate of the working shaft through the vertical support legs as the platform legs, and the connecting beams are used to connect the vertical support legs to form an integral body. The transverse and longitudinal I-beams are laid on the top of the vertical support legs, and the support plates are laid on the upper part of the I-beams to form the operation platform, so as to support the operation platform within the narrow space range in the tunnel working shaft, and can stably support the pipe shed drilling and installation equipment, effectively solving the problems of efficient and safe operation of the support within the narrow space range in the subway pipe shed tunnel working shaft, greatly reducing the construction cost and saving the construction period, and having a wide application prospect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present utility model will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 is the front view of the pipe shed construction operation platform applicable to the tunnel working shaft in this embodiment;

[0023] Figure 2 is the side view of the pipe shed construction operation platform applicable to the tunnel working shaft in this embodiment;

[0024] Figure 3 This is a top view of the pipe shed construction operation platform applicable to tunnel working shafts in this embodiment. Detailed implementation manners

[0025] This part will describe the specific embodiments of the present invention in detail. The preferred embodiments of the present invention are shown in the drawings. The role of the drawings is to supplement the description in the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present invention. However, it should not be construed as a limitation on the protection scope of the present invention.

[0026] In the description of the present invention, the meaning of "a plurality of" is two or more. Understandings such as "greater than", "less than", and "exceeding" do not include the present number, and understandings such as "above", "below", and "within" include the present number. If there is a description of "first" and "second", it is only for the purpose of distinguishing technical features and cannot be construed as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0027] In the description of the present invention, it should be understood that regarding the orientation description, such as the orientation or position relationship indicated by "upper", "lower", "front", "rear", "left", "right", etc. is based on the orientation or position relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present invention.

[0028] In the present invention, unless otherwise clearly defined, words such as "set", "installed", "connected", etc. should be understood in a broad sense. For example, they can be directly connected, or indirectly connected through an intermediate medium; they can be fixedly connected, or detachably connected, and can also be integrally formed; they can be mechanically connected; they can be the communication inside two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0029] Referring to Figures 1-3 , the embodiments of the present application are proposed. The pipe shed construction operation platform applicable to tunnel working shafts in this embodiment is characterized in that the tunnel working shaft has a concrete bottom plate 10, and the pipe shed construction operation platform includes:

[0030] Embedded plates 20, embedded in the concrete bottom plate 10;

[0031] At least two columns of support units distributed at intervals longitudinally. Each column of support units includes at least two vertical support legs 30 distributed at intervals horizontally. Each of the vertical support legs 30 is respectively supported on the concrete bottom plate 10 and fixedly connected to the embedded plate 20.

[0032] The longitudinal support beams 40, which match the number of support units, are each disposed above and connected to a corresponding plurality of the vertical support legs 30.

[0033] A plurality of transverse support beams 50 are longitudinally spaced above and connected to the longitudinal support beams 40.

[0034] The support plate 60 is horizontally installed at the upper ends of the plurality of transverse support beams 50.

[0035] In this embodiment, the pipe shed construction operation platform is connected to the bottom plate of the working shaft through the vertical support legs 30 as the platform legs. The vertical support legs 30 are connected by tie beams to form an integral body. The upper part of the vertical support legs 30 is laid with transverse and longitudinal I-beams, and the support plate 60 is laid on the upper part of the I-beams to form an operation platform, so as to support the operation platform within the narrow space range of the tunnel working shaft, and can stably support the pipe shed drilling and installation equipment, effectively solving the problems of efficient and safe operation of the support within the narrow space range of the subway pipe shed tunnel working shaft, greatly reducing the construction cost and saving the construction period, and having a wide application prospect.

[0036] In this application, a first tie beam 70 connected to both of them is provided between every two adjacent vertical support legs 30. Preferably, two first tie beams 70 are provided at intervals up and down between every two adjacent vertical support legs 30 to connect all the vertical support legs 30 of the same column of support units into an integral body. The vertical support legs 30 of two columns of support units correspond one by one, and a second tie beam 80 connected to both of them is also provided between two mutually corresponding vertical support legs 30 of two adjacent columns of support units.

[0037] The transverse support beam 50 is an H-shaped steel, and the longitudinal support beam 40 is a double-spliced I-beam. The double-spliced I-beam has higher strength and stability and can bear greater gravity, so as to stably support the pipe shed drilling and installation equipment.

[0038] The embedded plate 20, the vertical support legs 30, the longitudinal support beams 40, and the transverse support beams 50 are all made of steel materials. Two of the embedded plate 20, the vertical support legs 30, the longitudinal support beams 40, and the transverse support beams 50 are connected by welding. Among them, the embedded plate 20 is a steel plate, the vertical support legs 30 are steel legs, and the tie beam is an I-beam, so that the embedded plate 20, the vertical support legs 30, the longitudinal support beams 40, the transverse support beams 50, and the tie beam are connected by welding to ensure the stable connection of the operation platform.

[0039] The construction method of the pipe shed construction operation platform in this embodiment includes:

[0040] Step 1: When constructing the subway tunnel working shaft, embed the embedded plate 20 on the bottom plate. The embedded plate 20 is a steel plate.

[0041] Step 2: After the structure of the working well floor slab and side walls is completed, steel supports are vertically arranged on the working well floor slab as the vertical support legs 30 of the platform, and the bottom of the vertical support legs 30 is firmly welded to the embedded plate 20;

[0042] Step 3: Two upper and lower I-beams are respectively arranged between adjacent two vertical support legs 30 as the first connecting beam 70 and the second connecting beam 80 and are welded and connected;

[0043] Step 4: A double I-beam is arranged at the top of the vertical support legs 30 as the longitudinal support beam 40 and is firmly welded to the vertical support legs 30;

[0044] Then, an H-shaped steel is horizontally arranged on the upper part of the longitudinal support beam 40 as the transverse support beam 50 and is firmly welded to the lower longitudinal support beam 40;

[0045] Step 5: Then, a steel plate with a thickness of not less than 2 cm is laid on the upper part of the transverse support beam 50 as the support plate 60, and the support plate 60 is firmly welded to the lower transverse steel support beam;

[0046] Step 6: The pipe shed drilling and installation equipment 90 is hoisted onto the operation platform by a lifting device, and the pipe shed hole is drilled and the pipe shed pipeline is installed.

[0047] Certainly, the present utility model is not limited to the above embodiments. Those skilled in the art can also make equivalent deformations or substitutions without departing from the spirit of the present utility model, and these equivalent deformations and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A pipe roof construction work platform suitable for a tunnel working shaft, characterized in that: The tunnel working shaft has a concrete bottom plate (10), and the pipe-roof construction work platform comprises: An embedded plate (20) embedded in the concrete base plate (10); At least two rows of support units are longitudinally spaced apart, each row of support units comprises at least two vertical support legs (30) which are transversely spaced apart, each of the vertical support legs (30) is supported on the concrete base plate (10) and is connected and fixed to the embedded plate (20), The longitudinal support beams (40) match the number of the support units, and each longitudinal support beam (40) is arranged above and connected to a corresponding plurality of the vertical support legs (30). A plurality of transverse support beams (50) are longitudinally spaced apart and arranged above the longitudinal support beam (40) and connected thereto; The support plate (60) is horizontally mounted on the upper ends of the plurality of transverse support beams (50).

2. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 1 is characterized in that: A first connecting beam (70) is provided between each two adjacent vertical supporting legs (30) to connect the two.

3. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 2 is characterized in that: The first connecting beam (70) is an I-beam.

4. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 2 is characterized in that: Two first connecting beams (70) spaced apart from each other are arranged between each two adjacent vertical supporting legs (30).

5. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 2 is characterized in that: The vertical support legs (30) of the two rows of support units correspond to each other one by one, and a second connecting beam (80) connecting the two vertical support legs (30) corresponding to each other in two adjacent rows of support units is provided between the two vertical support legs (30).

6. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 1, characterized in that: The transverse support beam (50) is an H-shaped steel.

7. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 1, characterized in that: The longitudinal support beam (40) is a double-jointed I-beam.

8. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 1, characterized in that: The embedded plate (20), the vertical support leg (30), the longitudinal support beam (40), and the transverse support beam (50) are all made of steel materials, and two of the embedded plate (20), the vertical support leg (30), the longitudinal support beam (40), and the transverse support beam (50) are connected by welding.

9. The pipe-roof construction work platform suitable for a tunnel working shaft according to claim 1, characterized in that: The support plate (60) is a steel plate, and the thickness of the steel plate is greater than or equal to 8 mm.

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