CN222526304U - Large-section shallow-buried underground tunnel construction platform device - Google Patents
Large-section shallow-buried underground tunnel construction platform device Download PDFInfo
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- CN222526304U CN222526304U CN202420678880.7U CN202420678880U CN222526304U CN 222526304 U CN222526304 U CN 222526304U CN 202420678880 U CN202420678880 U CN 202420678880U CN 222526304 U CN222526304 U CN 222526304U
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- tunnel construction
- buried underground
- section shallow
- construction
- underground tunnel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The application discloses a large-section shallow-buried underground tunnel construction platform device which comprises a bracket, a platform, a cat ladder and a fence. The plurality of stents includes a plurality of stents, each stent being disposed along a longitudinally spaced distance. The channels between two adjacent groups of brackets are communicated with the pilot tunnel for large-section shallow-buried and underground-excavated tunnel construction. The platform is connected to the upper part of each support and is arranged above the pilot tunnel for large-section shallow-buried underground tunnel construction. The upper portion of the cat ladder is connected to the platform, and the lower portion of the cat ladder extends to the construction ground for large-section shallow-buried underground tunnel construction. The rail is connected at the upper portion periphery of support to connect the lateral part at the cat ladder. The device provided by the application realizes synchronous footage construction of each pilot tunnel in a narrow space and simultaneous up and down construction during tunnel entering, and is mutually noninterfere, so that each procedure is tightly connected, the section support is quickly sealed into a ring, the production efficiency is improved, and the phenomena of personnel construction, etc. are reduced.
Description
Technical Field
The application relates to the field of construction, in particular to a large-section shallow-buried underground tunnel construction platform device.
Background
In the building industry, the construction of large-section shallow-buried underground tunnel of subway generally adopts double-side-wall pilot pit method and CRD method to construct, because the construction section is big, divides a plurality of small sections with large section to stagger synchronous construction, conventional backfill platform way efficiency of construction is low, required space is big, and can not satisfy the simultaneous construction from top to bottom when entering the tunnel, the shackles are serious.
Disclosure of utility model
The application provides a large-section shallow-buried underground tunnel construction platform device which can improve construction efficiency.
The embodiment of the application provides a large-section shallow-buried underground tunnel construction platform device which comprises a support, a platform, a cat ladder and a fence. The plurality of stents includes a plurality of stents, each stent being disposed along a longitudinally spaced distance. The channels between two adjacent groups of brackets are communicated with the pilot tunnel for large-section shallow-buried and underground-excavated tunnel construction. The platform is connected to the upper part of each support and is arranged above the pilot tunnel for large-section shallow-buried underground tunnel construction. The upper portion of the cat ladder is connected to the platform, and the lower portion of the cat ladder extends to the construction ground for large-section shallow-buried underground tunnel construction. The rail is connected at the upper portion periphery of support to connect the lateral part at the cat ladder.
In some embodiments, each bracket includes a base and a post. The base is transversely arranged. The stand includes a plurality of, and each stand all is vertical to be connected in the upper portion of base to along vertical interval distance arrangement.
In some embodiments, each bracket further comprises a stiffening rod. The reinforcing rod is obliquely connected between the upper parts and the lower parts of the two adjacent upright posts.
In some embodiments, each bracket further comprises a support bar. The supporting rods are connected between the middle parts of the upright posts and the lower parts of the platforms in an inclined mode.
In some of these embodiments, the platform includes a cross member and a longitudinal member. The cross beams comprise a plurality of cross beams which are transversely arranged and are arranged along the longitudinal spacing distance. The longitudinal beams comprise a plurality of longitudinal beams, each longitudinal beam is longitudinally arranged and is arranged along the transverse interval distance, and each longitudinal beam is connected with each cross beam to form a grid-shaped frame.
In some of these embodiments, the platform further comprises a cleat. The antiskid plate is paved on the upper part of the grid-shaped frame.
In some of these embodiments, the surface of the protective fence is painted with warning paint.
In some of these embodiments, the step ladder comprises a step ladder, and the tread plate of the step ladder comprises a cleat.
In some of these embodiments, the step ladder is disposed on one side of the support in the longitudinal direction.
In some of these embodiments, the step ladder is mounted to the support frame.
The large-section shallow-buried underground tunnel construction platform device provided by the embodiment of the application comprises a bracket, a platform, a cat ladder and a fence. The plurality of stents includes a plurality of stents, each stent being disposed along a longitudinally spaced distance. The channels between two adjacent groups of brackets are communicated with the pilot tunnel for large-section shallow-buried and underground-excavated tunnel construction. The platform is connected to the upper part of each support and is arranged above the pilot tunnel for large-section shallow-buried underground tunnel construction. The upper portion of the cat ladder is connected to the platform, and the lower portion of the cat ladder extends to the construction ground for large-section shallow-buried underground tunnel construction. The rail is connected at the upper portion periphery of support to connect the lateral part at the cat ladder. The device provided by the application realizes synchronous footage construction of each pilot tunnel in a narrow space and simultaneous up and down construction during tunnel entering, and is mutually noninterfere, so that each procedure is tightly connected, the section support is quickly sealed into a ring, the production efficiency is improved, and the phenomena of personnel construction, etc. are reduced. Meanwhile, the device also provides a safe and reliable operation platform and a safe channel for workers, and construction safety is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application and that other drawings may be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a front view of an apparatus in an embodiment of the application;
FIG. 2 is a side view of a mount in an embodiment of the application;
FIG. 3 is a side view of a ladder stand in an embodiment of the application;
fig. 4 is a schematic structural diagram of a platform in an embodiment of the present application.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
Referring to fig. 1-4, an embodiment of the application provides a large-section shallow-buried underground tunnel construction platform device, which comprises a bracket 1, a platform 2, a ladder stand 3 and a fence 4.
The stent 1 includes a plurality of, each stent 1 being arranged along a longitudinally spaced distance. The channels between two adjacent groups of brackets 1 are communicated with guide holes for large-section shallow-buried and underground-excavated tunnel construction.
Each bracket 1 includes a base 101, a column 102, a reinforcing bar 103, and a support bar 104.
The base 101 is arranged transversely. The base 101 can be made of double-spliced I20I-steel.
The column 102 includes a plurality of columns. The upright post 102 can be made of double-spliced I20I-steel and is fully welded with the platform 2. Each upright 102 is vertically connected to the upper portion of the base 101 and is disposed at a longitudinally spaced distance.
The reinforcement bars 103 are connected between the upper and lower portions of the adjacent two columns 102 in an inclined manner. The reinforcing rod 103 can be I20I-steel.
A support bar 104 is connected obliquely between the middle of each upright 102 and the lower part of the platform 2. The support bar 104 may be I20I-steel.
The platform 2 is connected to the upper part of each bracket 1 and is arranged above a pilot tunnel for large-section shallow-buried underground tunnel construction.
The deck 2 includes a cross member 201, a side member 202, and a cleat 203.
The cross beam 201 includes a plurality of. The beam 201 may be I20I-steel. Each of the cross members 201 is disposed laterally and is disposed at a longitudinally spaced distance. The spacing may be 43.9cm,
The stringers 202 include a plurality of stringers. The stringers 202 may be I20I-steel. Each stringer 202 is longitudinally disposed and is disposed along a laterally spaced distance. The spacing may be 87.5cm. Each longitudinal beam 202 is welded to each transverse beam 201 to form a lattice frame.
The cleat 203 is laid on top of the grid-like frame. The antiskid sheet 203 can be made of a 2.5cm thick antiskid steel plate.
The upper portion of the crawling ladder 3 is connected to the platform 2, and the lower portion of the crawling ladder extends to the construction ground for large-section shallow-buried underground tunnel construction.
The cat ladder 3 is a stepping cat ladder 3, and a stepping plate of the stepping cat ladder 3 is a antiskid plate 203. The cleat 203 may be made of a non-slip steel plate.
The stepping ladder 3 is provided at one side of the bracket 1 in the longitudinal direction.
The stepping cat ladder 3 is attached to the support 1.
The rail 4 is connected to the upper outer circumference of the bracket 1 and to the side of the ladder 3. The fence 4 can be made of common steel pipes with the height of 1.2m and phi 48.
The surface of the fence 4 is painted with warning paint. The warning paint can be painted at intervals of red and white paint.
The device can mainly adopt I20I steel to weld and form, and total platform 2 length can be 13.56m, and the width can be 5.5m, and platform 2 height can be 5m, mainly according to upper and lower pilot tunnel height control.
The device provided by the application realizes synchronous footage construction of each pilot tunnel in a narrow space and simultaneous up and down construction during tunnel entering, and is mutually noninterfere, so that each procedure is tightly connected, the section support is quickly sealed into a ring, the production efficiency is improved, and the phenomena of personnel construction, etc. are reduced. Meanwhile, the device also provides a safe and reliable operation platform 2 and a safe passage for workers, and construction safety is ensured. Moreover, the device has simple structure and is easy to hoist.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components. In the description of the present application, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present application and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.
Claims (8)
1. The utility model provides a large section shallow underground tunnel construction platform device which characterized in that includes:
The support comprises a plurality of supports, wherein each support is arranged along the longitudinal interval distance, and channels between two adjacent groups of supports are communicated with guide holes for large-section shallow-buried and underground-excavated tunnel construction;
the platforms are connected to the upper parts of the brackets and are arranged above guide holes for large-section shallow-buried and underground-excavated tunnel construction;
The upper part of the ladder stand is connected with the platform, and the lower part of the ladder stand extends to the construction ground for large-section shallow-buried underground tunnel construction;
the rail is connected to the periphery of the upper part of the bracket and is connected to the side part of the ladder stand;
Wherein, the platform includes:
the cross beams comprise a plurality of cross beams, and each cross beam is transversely arranged and is arranged along the longitudinal interval distance;
the longitudinal beams are longitudinally arranged and are arranged along the transverse interval distance, and each longitudinal beam is connected with each cross beam to form a grid-shaped frame;
The antiskid plate is paved on the upper part of the latticed frame.
2. The large-section shallow-buried underground tunnel construction platform device according to claim 1, wherein each of the brackets comprises:
The base is transversely arranged;
The upright posts comprise a plurality of upright posts, and each upright post is vertically connected to the upper part of the base and is arranged along the longitudinal interval distance.
3. The large-section shallow-buried underground tunnel construction platform device according to claim 2, wherein each of the brackets further comprises:
And the reinforcing rods are obliquely connected between the upper parts and the lower parts of the two adjacent upright posts.
4. The large-section shallow-buried underground tunnel construction platform device according to claim 2, wherein each of the brackets further comprises:
And the support rods are obliquely connected between the middle parts of the upright posts and the lower parts of the platforms.
5. The large-section shallow-buried underground tunnel construction platform device according to claim 1, wherein,
The surface of the fence is coated with warning paint.
6. The large-section shallow-buried underground tunnel construction platform device according to claim 1, wherein,
The cat ladder comprises a step cat ladder, and a step plate of the step cat ladder comprises a antiskid plate.
7. The large-section shallow-buried underground tunnel construction platform device according to claim 6, wherein,
The stepping cat ladder is arranged on one side of the support in the longitudinal direction.
8. The large-section shallow-buried underground tunnel construction platform device according to claim 6, wherein,
The step cat ladder is attached to the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420678880.7U CN222526304U (en) | 2024-04-02 | 2024-04-02 | Large-section shallow-buried underground tunnel construction platform device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420678880.7U CN222526304U (en) | 2024-04-02 | 2024-04-02 | Large-section shallow-buried underground tunnel construction platform device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222526304U true CN222526304U (en) | 2025-02-25 |
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ID=94684704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420678880.7U Active CN222526304U (en) | 2024-04-02 | 2024-04-02 | Large-section shallow-buried underground tunnel construction platform device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222526304U (en) |
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2024
- 2024-04-02 CN CN202420678880.7U patent/CN222526304U/en active Active
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