CN218816440U - Rack for double-line tunnel lining joint cutting - Google Patents
Rack for double-line tunnel lining joint cutting Download PDFInfo
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- CN218816440U CN218816440U CN202223603391.5U CN202223603391U CN218816440U CN 218816440 U CN218816440 U CN 218816440U CN 202223603391 U CN202223603391 U CN 202223603391U CN 218816440 U CN218816440 U CN 218816440U
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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Abstract
The application discloses a rack for double-line tunnel lining joint-cutting includes: the tunnel portal scaffold comprises a portal scaffold assembly, wherein a first pedal is arranged at the upper end of the portal scaffold assembly, a first cantilever is arranged on one side, close to the center line of a tunnel, of the portal scaffold assembly, the first cantilever is located at the upper end of a portal scaffold, a second pedal is arranged on the first cantilever, a plurality of second cantilevers are arranged on one side, close to an arch waist side wall, of the portal scaffold assembly, the extension lengths of the second cantilevers are matched with the trend of the arc surface of the arch waist side wall, and a third pedal is arranged on each second cantilever; the upper end of the door type scaffold assembly is provided with fence handrails which are positioned at two sides of the first pedal and the second pedal; but the lower extreme of gate-type scaffold subassembly is provided with the walking wheel of auto-lock. The application has solved among the correlation technique tunnel lining joint-cutting support and has set up and wasted time and energy, and stability, security all can't obtain the guarantee, and it is inconvenient to use simultaneously, influences the problem of joint-cutting efficiency.
Description
Technical Field
The application relates to the technical field of tunnel construction, in particular to a rack for a two-line tunnel lining joint cutting.
Background
With the continuous development of roads and railways in China, tunnel engineering becomes a necessary structural design of mountain areas. In the tunnel construction process, because secondary lining uses the lining platform truck to pour board by board, when every board lining construction, can be with platform truck template overlap joint last board lining at least 10cm, when end mould shutoff, it can have the lining overlap joint easily to appear when board and board construction, if the end template reinforcement is not strong or slight deformation appears in concrete placement in-process, can lead to there being concrete bonding between two adjacent board linings, influence construction joint effect and lining pleasing to the eye, consequently, require to carry out the V font joint-cutting between adjacent lining hoop, in order to guarantee construction joint effect and pleasing to the eye.
When conventional lining cutting joint, the workman can use steel pipe fastener to carry out simple and easy support and set up, and the support is set up and is wasted time and energy, and stability, security all can't be ensured, and it is inconvenient to use simultaneously, influences joint cutting efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a main aim at provides a rack for double-line tunnel lining joint-cutting to solve among the correlation technique tunnel lining joint-cutting support and set up and waste time and energy, stability, security all can't be ensured, use inconvenient simultaneously, influence the problem of joint-cutting efficiency.
To achieve the above objects, there is provided a gantry for two-wire tunnel lining slits, including: a door-type scaffold component, wherein a first pedal is arranged at the upper end of the door-type scaffold component, a first cantilever is arranged at one side of the door-type scaffold component close to the central line of the tunnel, the first cantilever is positioned at the upper end of the door-type scaffold, a second pedal is arranged on the first cantilever,
a plurality of second cantilevers are arranged on one side, close to the arch waist side wall, of the door type scaffold assembly, the extension lengths of the second cantilevers are matched with the trend of the arc surface of the arch waist side wall, and a third pedal is arranged on each second cantilever;
fence handrails are arranged at the upper end of the door type scaffold assembly and are positioned on two sides of the first pedal and the second pedal;
but the lower extreme of gate-type scaffold subassembly is provided with the walking wheel of auto-lock.
The door type scaffold assembly comprises two groups of door type scaffolds which are oppositely arranged, and the lower ends of the two groups of door type scaffolds are fixed on the base;
the two door-type scaffolds are fixedly connected with the longitudinal steel pipe through a plurality of transverse steel pipes, and the transverse steel pipes are fixedly connected with the longitudinal steel pipe through fasteners;
the longitudinal steel pipes are fixedly connected with the base, and the transverse steel pipes and the longitudinal steel pipes are arranged on the periphery of the portal scaffold.
Further, the transverse steel pipes positioned on the front side and the rear side of the top end of the door type scaffold extend towards the center line of the tunnel to form the first cantilever; and the rest transverse steel pipes positioned at the front side and the rear side of the door type scaffold extend towards the arch side wall to form the second cantilever.
Furthermore, the cantilever end of the first cantilever is fixedly connected with a transverse steel pipe below through a first inclined strut steel pipe;
and the cantilever end of the second cantilever is fixedly connected with the lower transverse steel pipe through a second inclined strut steel pipe.
Furthermore, the transverse steel pipes positioned at the front side and the rear side of the portal scaffold are fixedly connected through a third inclined strut steel pipe,
further, the fence handrail is formed by extending a longitudinal steel pipe to the upper part of the door type scaffold, and a protective net is arranged on the fence handrail.
In the embodiment of the application, a gate-type scaffold assembly is arranged, a first pedal is arranged at the upper end of the gate-type scaffold assembly, a first cantilever is arranged on one side, close to the central line of a tunnel, of the gate-type scaffold assembly, the first cantilever is located at the upper end of a gate-type scaffold, a second pedal is arranged on the first cantilever, a plurality of second cantilevers are arranged on one side, close to a waist wall, of the gate-type scaffold assembly, the extension lengths of the second cantilevers are matched with the trend of the cambered surface of the waist wall, and a third pedal is arranged on each second cantilever; the upper end of the door type scaffold assembly is provided with fence handrails which are positioned at two sides of the first pedal and the second pedal; but the lower extreme of gate-type scaffold subassembly is provided with the walking wheel of auto-lock, reached and utilized current gate-type scaffold subassembly to come the major structure as lining cutting joint support, can be at the second footboard on first footboard and the first cantilever to tunnel top lining cutting joint construction, also the third footboard on the second cantilever is to the tunnel hunch waist side wall lining cutting joint construction, only need promote gate-type scaffold to the purpose that established position can when carrying out next plate lining cutting joint, thereby realized accomplishing fast setting up of tunnel lining cutting joint support, make the support have higher stability, improve construction safety and efficiency of construction, the technological effect who also is convenient for remove, and then tunnel lining cutting joint support sets up wastes time and energy among the correlation technique, stability, the security all can't be ensured, it is inconvenient to use simultaneously, influence the problem of cutting joint efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a schematic structural diagram according to an embodiment of the present application;
FIG. 2 is another schematic structural diagram according to an embodiment of the present application;
the scaffold comprises a door type scaffold assembly 1, a door type scaffold 101, a longitudinal steel pipe 102, a transverse steel pipe 103, a base 2, a first pedal 3, a first cantilever 4, a second pedal 5, a first inclined strut steel pipe 6, a third pedal 7, a second cantilever 8, a second inclined strut steel pipe 9 and a third inclined strut steel pipe 10.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.
In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
When conventional lining cutting joint, the workman can use the steel pipe fastener to carry out simple and easy support and set up, and the support is set up and is wasted time and energy, and stability, security all can't be protected, and it is inconvenient to use simultaneously, influences joint cutting efficiency.
To solve the above technical problems, as shown in fig. 1, an embodiment of the present invention provides a rack for a two-wire tunnel lining slit, including: a gate-type scaffold component 1, a first pedal 3 is arranged at the upper end of the gate-type scaffold component 1, a first cantilever 4 is arranged at one side of the gate-type scaffold component 1 close to the central line of the tunnel, the first cantilever 4 is positioned at the upper end of the gate-type scaffold 101, a second pedal 5 is arranged on the first cantilever 4,
a plurality of second cantilevers 8 are arranged on one side, close to the arch side wall, of the door-type scaffold assembly 1, the extension lengths of the second cantilevers 8 are matched with the trend of the arc surface of the arch side wall, and a third pedal 7 is arranged on each second cantilever 8;
the upper end of the door-type scaffold assembly 1 is provided with fence handrails which are positioned at two sides of the first pedal 3 and the second pedal 5;
but the lower extreme of gate-type scaffold subassembly 1 is provided with the walking wheel of auto-lock.
In this embodiment, the size of the door-type scaffold assembly 1 is determined according to the size of the tunnel half-width structure (i.e. from the center line of the tunnel to the side wall), the width and height of the door-type scaffold assembly 1 can cover the area of the tunnel half-width structure, when the door-type scaffold assembly 1 is adopted, the other half-width structure of the tunnel is vacated, and the vehicle can pass through by using the vacated side. When lining the lancing construction to the top in tunnel, constructor can utilize gate-type scaffold subassembly 1 to climb to first footboard 3 on, cover at the tunnel top area for increasing this rack, this embodiment is provided with first cantilever 4 in one side that gate-type scaffold subassembly 1 is pressed close to the tunnel central line, first cantilever 4 is located gate-type scaffold subassembly 1's upper end and horizontal extension, arrange second footboard 5 on first cantilever 4, second footboard 5 and first footboard 3 are located same horizontal plane, constructor can follow first footboard 3 and go up to move to second footboard 5, thereby be under construction to the top center in tunnel.
In order to be convenient for construct the tunnel side wall, this embodiment is provided with a plurality of second cantilevers 8 in one side that portal scaffold subassembly 1 is close to the bow side wall, and the extending length of a plurality of second cantilevers 8 and the cambered surface trend of bow side wall are mated, and supreme increase gradually is down followed to the height of a plurality of second cantilevers 8. Specifically, the second cantilever 8 located at the lowermost end has a shorter extension length, the second cantilever 8 located at the middle has a longer extension length, and the second cantilever 8 located at the upper end has a shorter extension length. Third footplates 7 are arranged on the respective second cantilevers 8, and a constructor can construct the archway side wall at various positions on the respective third footplates 7.
To prevent the high-rise constructor from falling, a fence handrail is arranged at the upper end of the door-type scaffold assembly 1 in the present embodiment. For the integral movement of the gantry, the self-lockable walking wheels are arranged at the lower end of the portal scaffold assembly 1 in the embodiment.
This embodiment has reached and has utilized current portal type scaffold subassembly 1 to come the major structure as lining cutting joint support, can be at second footboard 5 on first footboard 3 and first cantilever 4 to tunnel top lining cutting joint construction, also third footboard 7 on second cantilever 8 encircles waist side wall lining cutting joint construction to the tunnel, only need promote portal type scaffold 101 to the purpose that the established position can when carrying out next board lining cutting joint, thereby realized accomplishing setting up of tunnel lining cutting joint support fast, make the support have higher stability, improve construction safety and efficiency of construction, the technological effect of the removal of also being convenient for, and then tunnel lining cutting joint support sets up wastes time and energy among the correlation technique has been solved, stability, the security all can't be ensured, it is inconvenient to use simultaneously, influence the problem of cutting joint efficiency.
In order to facilitate the erection and stability maintenance of the door type scaffold component 1, the door type scaffold component 1 further comprises a base 2 in the embodiment, the door type scaffold component 1 is composed of two groups of door type scaffolds 101 which are oppositely arranged, the lower ends of the two groups of door type scaffolds 101 are fixed on the base 2, and the base 2 is composed of a plurality of steel pipe fastener components which are distributed transversely and longitudinally, so that the erection and the disassembly are facilitated; the two door-type scaffolds 101 are fixedly connected with the longitudinal steel pipe 102 through a plurality of transverse steel pipes 103, and the transverse steel pipes 103 are fixedly connected with the longitudinal steel pipe 102 through fasteners; the longitudinal steel pipes 102 are fixedly connected with the base 2, and the transverse steel pipes 103 and the longitudinal steel pipes 102 are arranged around the portal scaffold 101.
The connection stability of the door type scaffold 101 can be improved through the arranged longitudinal steel pipes 102 and the transverse steel pipes 103, and the construction safety is guaranteed. The first boom 4 and the second boom 8 are also formed directly from an elongated transverse steel tube 103. Specifically, the transverse steel pipes 103 positioned at the front side and the rear side of the top end of the door-type scaffold 101 extend towards the center line of the tunnel and form a first cantilever 4; the remaining transverse steel pipes 103 located at the front and rear sides of the door-type scaffold 101 extend toward the archway side wall and form a second cantilever 8.
Taking the front side and the rear side of the door-type scaffold 101 as an example, five transverse steel pipes 103 are respectively arranged, the transverse steel pipe 103 at the uppermost end horizontally extends towards the center line of the tunnel and forms a first cantilever 4, and the other four transverse steel pipes 103 horizontally extend towards the arch side wall and form a second cantilever 8. In this embodiment, the first suspension arm 4 and the second suspension arm 8 are directly formed by the corresponding transverse steel pipes 103, which is convenient for construction.
The trestle has two forms, one of which is horizontally arranged as shown in fig. 1, and the transverse steel pipes 103 at the upper end of the portal scaffold 101, and the other of which is obliquely arranged as shown in fig. 2, according to the specific construction environment of the tunnel.
In order to further enhance the stability of the first cantilever 4 and the second cantilever 8, the cantilever end of the first cantilever 4 is fixedly connected with the lower transverse steel pipe 103 through the first inclined strut steel pipe 6 in the embodiment; the overhanging end of the second cantilever 8 is fixedly connected with the lower transverse steel pipe 103 through a second inclined strut steel pipe 9.
In order to further improve the structural stability of the scaffold, in this embodiment, the transverse steel pipes 103 located at the front and rear sides of the door-type scaffold 101 are fixedly connected through the third diagonal steel pipes 10, the fence handrail is formed by extending the longitudinal steel pipe 102 to the upper side of the door-type scaffold 101, and a protective net is arranged on the fence handrail.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (6)
1. A skid for dual wire tunnel lining lancing, comprising: a door-type scaffold component, wherein a first pedal is arranged at the upper end of the door-type scaffold component, a first cantilever is arranged at one side of the door-type scaffold component close to the central line of the tunnel, the first cantilever is positioned at the upper end of the door-type scaffold, a second pedal is arranged on the first cantilever,
a plurality of second cantilevers are arranged on one side, close to the arch waist side wall, of the door type scaffold assembly, the extending lengths of the second cantilevers are matched with the trend of the arc surface of the arch waist side wall, and a third pedal is arranged on each second cantilever;
fence handrails are arranged at the upper end of the door-type scaffold assembly and are positioned on two sides of the first pedal and the second pedal;
but the lower extreme of gate-type scaffold subassembly is provided with the walking wheel of auto-lock.
2. The skid for bifilar tunnel lining slitting as claimed in claim 1, wherein: the portal scaffold assembly comprises two groups of portal scaffolds which are oppositely arranged, and the lower ends of the two groups of portal scaffolds are fixed on the base;
the two portal scaffolds are fixedly connected with the longitudinal steel pipe through a plurality of transverse steel pipes, and the transverse steel pipes are fixedly connected with the longitudinal steel pipe through fasteners;
the longitudinal steel pipes are fixedly connected with the base, and the transverse steel pipes and the longitudinal steel pipes are arranged on the periphery of the portal scaffold.
3. The skid for bifilar tunnel lining slitting as claimed in claim 2, wherein: the transverse steel pipes positioned on the front side and the rear side of the top end of the door type scaffold extend towards the center line of the tunnel to form a first cantilever; and the rest transverse steel pipes positioned at the front side and the rear side of the door type scaffold extend towards the arch side wall to form the second cantilever.
4. The skid for two-wire tunnel lining slitting as defined in claim 3, wherein: the cantilever end of the first cantilever is fixedly connected with a transverse steel pipe below the cantilever end through a first inclined strut steel pipe;
and the cantilever end of the second cantilever is fixedly connected with a transverse steel pipe below through a second inclined strut steel pipe.
5. The skid for bifilar tunnel lining slitting as claimed in claim 4, wherein: and the transverse steel pipes positioned on the front side and the rear side of the door type scaffold are fixedly connected through third inclined strut steel pipes.
6. The skid for bifilar tunnel lining slitting as claimed in claim 5, wherein: the fence handrail is formed by extending a longitudinal steel pipe to the upper part of the portal scaffold, and a protective net is arranged on the fence handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223603391.5U CN218816440U (en) | 2022-12-30 | 2022-12-30 | Rack for double-line tunnel lining joint cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223603391.5U CN218816440U (en) | 2022-12-30 | 2022-12-30 | Rack for double-line tunnel lining joint cutting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218816440U true CN218816440U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223603391.5U Active CN218816440U (en) | 2022-12-30 | 2022-12-30 | Rack for double-line tunnel lining joint cutting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218816440U (en) |
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2022
- 2022-12-30 CN CN202223603391.5U patent/CN218816440U/en active Active
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