CN216691089U - A workstation car that is used for shield tunnel section of jurisdiction to repair and supplementary slip casting - Google Patents
A workstation car that is used for shield tunnel section of jurisdiction to repair and supplementary slip casting Download PDFInfo
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- CN216691089U CN216691089U CN202220020256.9U CN202220020256U CN216691089U CN 216691089 U CN216691089 U CN 216691089U CN 202220020256 U CN202220020256 U CN 202220020256U CN 216691089 U CN216691089 U CN 216691089U
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- 230000008439 repair process Effects 0.000 title claims abstract description 14
- 238000007569 slipcasting Methods 0.000 title claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 49
- 239000010959 steel Substances 0.000 claims abstract description 49
- 230000001502 supplementing effect Effects 0.000 claims abstract description 10
- 241000282326 Felis catus Species 0.000 claims description 5
- 230000009193 crawling Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000005641 tunneling Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
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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 utility model discloses a working trolley for repairing and supplementing grouting of shield tunnel segments, which relates to the technical field of shield tunnel segment repair auxiliary equipment and comprises a main body frame and a crawling ladder, wherein the main body frame is arched, the top of the main body frame is provided with a main platform, and the middle parts of the left side and the right side of the main body frame are provided with side platforms; the main body framework comprises a plurality of transverse connecting rods and a plurality of upright posts which are distributed in a rectangular shape, the upright posts are connected through the transverse connecting rods, and universal wheels with brakes are mounted at the lower ends of the upright posts; the main platform and the side platforms respectively comprise a supporting base plate and a supporting steel beam, and the supporting steel beam of the main platform is a rectangular frame and is arranged at the top of the main body frame; the supporting steel beams of the two groups of side platforms are respectively horizontally erected in the middle of the left side and the right side of the main body frame, and the outer ends of the supporting steel beams are connected with the stand columns through tie diagonal rods; the supporting base plates of the main side platforms are respectively connected with the supporting steel beams through bolts; the device is of a two-layer platform structure, and can realize omnibearing repair work on the upper end of the tunnel.
Description
Technical Field
The utility model relates to the technical field of shield tunnel segment repair auxiliary equipment, in particular to a working trolley for shield tunnel segment repair and supplementary grouting.
Background
At present, with the vigorous development of urban traffic infrastructure in China, the number of shield tunnel projects is continuously increased, particularly, a large number of shield tunnel projects are planned in each provincial city, and a considerable part of the shield tunnel projects are large-diameter shield tunnels. In the tunneling construction process of the shield tunnel engineering, due to factors such as geological reasons in the construction tunneling range and abnormal faults of a shield machine construction machine, the service life of the shield tunnel in the later period is seriously influenced due to the reasons such as uneven stress of shield segments and edge and angle falling caused by segment transportation, hoisting and splicing problems in the tunneling process of the shield machine, the assembled damaged parts of the shield segments are inevitably required to be repaired, and the leakage of the water leakage parts of the segments is blocked in order to meet the requirements of water resistance, attractiveness, engineering quality and the like of the shield tunnel.
At the present stage, most of the works of duct piece repair, leakage stoppage and the like of the shield tunnel adopt a scaffold platform built in the tunnel, and the scaffold built in the tunnel affects duct piece transportation and muck transportation, so that the shield tunneling progress is easy to slow; and the scaffold is cumbersome to set up, the progress is slow, and a large amount of manpower and material resources are needed to input. Therefore, an assembly type platform for repairing tunnel segments and segment plugging and grouting is needed so as to repair the tunnel segments and ensure the engineering quality of the shield tunnel.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a working trolley for repairing shield tunnel segments and supplementing grouting aiming at the defects in the prior art.
The technical scheme of the utility model is as follows: a working trolley for repairing shield tunnel segments and supplementing grouting comprises a main body frame and a ladder stand, wherein the main body frame is arched, a main platform is arranged at the top of the main body frame, and side platforms are arranged in the middle of the left side and the right side of the main body frame; the main body framework comprises a plurality of transverse connecting rods and a plurality of upright posts which are distributed in a rectangular shape, the upright posts are detachably connected through the transverse connecting rods, and universal wheels with brakes are mounted at the lower ends of the upright posts;
the main platform and the side platforms respectively comprise a supporting base plate and a supporting steel beam, and the supporting steel beam of the main platform is a rectangular frame and is arranged at the top of the main body frame; the supporting steel beams of the two groups of side platforms are respectively horizontally erected in the middle positions of the left side and the right side of the main body frame, and the outer ends of the supporting steel beams are connected with the stand columns in a diagonal pulling mode through tie diagonal rods; the supporting base plates of the main platform and the side platforms are respectively connected with respective supporting steel beams through bolts, and safety guardrails are arranged on the main platform and the side platforms;
the ladder stand is divided into two sections, namely a first-layer ladder stand and a second-layer ladder stand; the upper end of the first-layer ladder stand is detachably arranged on the supporting steel beam of the side platform, and the lower end of the first-layer ladder stand is supported on the box culvert; the two ends of the two-layer ladder stand are respectively detachably mounted on the supporting steel beams of the main platform and the side platform.
Preferably, the top that is used for bearing main platform support girder steel is installed to the stand upper end and is held in the palm, it is equipped with the cross recess to hold in the palm the upper end, the groove width of cross recess slightly is greater than the external diameter that main platform supported the girder steel.
Preferably, the upright post is formed by connecting a plurality of longitudinal vertical rods end to end, one end of each longitudinal vertical rod is provided with a protruding sleeve, and the longitudinal vertical rods are connected through the protruding sleeves at the end in a socket joint mode.
Preferably, the middle part of the longitudinal upright stanchion is provided with a cross bolt connecting hole site for connecting with the transverse connecting rod, the lateral platform supporting steel beam and the tie diagonal bar bolt.
Preferably, the main body frame comprises four upright posts, and each upright post is formed by connecting three longitudinal upright posts end to end.
Preferably, the transverse connecting rods are provided with 10 connecting rods, and the transverse connecting rods and the longitudinal vertical rods are hollow steel pipes.
Compared with the prior art, the utility model has the following advantages:
(1) the device realizes the convenience of repairing the tunnel duct piece and supplementing grouting, can quickly and timely repair the problems of corner drop, damage and the like of the shield duct piece in the shield tunneling process, solves the problem that the duct piece of the upper tunnel is difficult to repair and supplement grouting due to the overlarge diameter of the shield, and has a two-layer platform structure, so that the omnibearing repairing work of the upper end of the tunnel can be realized;
(2) the device has reasonable structural design, good overall stability and convenient and quick installation and removal, is beneficial to improving the work efficiency and accelerating the construction progress;
(3) the used material of this device is the general material in building site, and the part can utilize old and useless steel, realizes the secondary development application of old and useless material, realizes green construction, energy saving and emission reduction.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the longitudinal vertical rod and the jacking.
In the figure: 1. transverse connection pole, 2, stand, 3, universal wheel, 4, support girder steel, 5, drawknot down tube, 6, support backing plate, 7, safety barrier, 8, one deck cat ladder, 9, two layers of cat ladders, 10, top support, 1001, cross recess, 11, vertical pole setting, 12, bulge sleeve, 13, cross bolted connection hole site.
Detailed Description
The utility model is further illustrated below with reference to the figures and examples.
Example one
Referring to fig. 1, the working trolley for repairing shield tunnel segments and supplementing grouting comprises a main body frame and a ladder stand, wherein the main body frame is arch-shaped, the top of the main body frame is provided with a main platform, and the middle parts of the left side and the right side of the main body frame are provided with side platforms; the main body framework comprises a plurality of transverse connecting rods 1 and four upright posts 2 which are distributed in a rectangular shape, the upright posts 2 are detachably connected through the transverse connecting rods 1, and universal wheels 3 with brakes are mounted at the lower ends of the upright posts 2;
the main platform and the side platforms respectively comprise a supporting base plate 6 and a supporting steel beam 4, and the supporting steel beam 4 of the main platform is a rectangular frame which is arranged at the top of the main body frame; the supporting steel beams 4 of the two groups of side platforms are respectively horizontally erected in the middle positions of the left side and the right side of the main body frame, and the outer ends of the supporting steel beams are connected with the upright posts 2 in a diagonal pulling mode through tie inclined rods 5; the supporting base plates 6 of the main platform and the side platform are respectively connected with the supporting steel beams 4 through bolts, and safety guardrails 7 are arranged on the main platform and the side platform;
the ladder stand is divided into two sections, namely a first-layer ladder stand 8 and a second-layer ladder stand 9; the upper end of the first-layer ladder stand 8 is arranged on the supporting steel beam 4 of the side platform through a bolt, and the lower end of the first-layer ladder stand is supported on the box culvert; two ends of the second-layer crawling ladder 9 are respectively installed on the supporting steel beams 4 of the main platform and the side platform through bolts.
The installation method of the working trolley comprises the following steps:
(1) cleaning a field in a tunnel, and firstly connecting the upright post 2 with the universal wheel 3 through a bolt;
(2) the front, the back, the left and the right transverse connecting rods 1 are respectively connected to the upright posts 2 at four corners through bolts to form an arched main body frame;
(3) the method comprises the following steps that supporting steel beams 4 of a side platform are arranged in the middle of the left side and the right side of a main body frame formed by a plurality of longitudinal and transverse steel pipes, a supporting base plate 6 of the side platform is connected with the supporting steel beams 4 through bolts, the supporting steel beams 4 of the side platform and upright posts 2 of the main body frame are tied through tie oblique rods 5, and safety guardrails 7 are arranged on the left side platform and the right side platform;
(4) install the one deck cat ladder 8 of left and right sides side platform, then at the support girder steel 4 of main body frame stand 2 installation main platform of top, later be connected main platform backing plate 6 and support girder steel 4 through the bolt to set up safety barrier 7 all around on main platform, install the two-deck cat ladder 9 between side platform and the main platform at last, thereby constitute the shield tunnel section of jurisdiction and repair and supplement the workstation car of slip casting.
The device is of a two-layer platform structure, and can realize omnibearing repair work on the upper end of the tunnel; the device has the advantages of reasonable structural design, good overall stability, convenient and quick installation and removal, and is beneficial to improving the work efficiency and accelerating the construction progress.
Example two
As a preferred embodiment of the present invention, in this embodiment, on the basis of the first embodiment, a jacking 10 is additionally provided at the upper end of the upright 2, specifically:
referring to fig. 2, in the present embodiment, a top support 10 for supporting a main platform supporting steel beam 4 is installed at the upper end of each upright 2; the upper end of the top support 10 is provided with a cross slot 1001, the slot width of which is slightly larger than the outer diameter of the main platform supporting steel beam 4.
When the rectangular frame type main platform supporting steel beam 4 is installed, four corners of the rectangular frame type main platform supporting steel beam can be respectively clamped into the cross grooves 1001 of the jacking 10 of the four upright posts 2, and the installation mode further improves the disassembly and assembly efficiency of the device.
EXAMPLE III
As a preferred embodiment of the present invention, this embodiment optimizes the structure of the upright post 2 and the structure of the main frame on the basis of the second embodiment, and specifically includes:
in this embodiment, the upright column 2 is formed by connecting three longitudinal vertical rods 11 end to end, one end of each longitudinal vertical rod 11 is provided with a protruding sleeve 12, and the three longitudinal vertical rods 11 are connected in a socket manner through the protruding sleeves 12 at the ends.
And cross bolt connecting hole positions 13 for connecting the transverse connecting rods 1, the side platform supporting steel beams 4 and the tie inclined rods 5 through bolts are arranged in the middle of the longitudinal upright rods 11.
In addition, the number of the transverse connecting rods 1 in the embodiment is 10, the installation positions of the transverse connecting rods are shown in fig. 1, and the transverse connecting rods 1 and the longitudinal vertical rods 11 are hollow steel pipes.
During assembly, the four longitudinal vertical rods 11 are arranged in a rectangular shape, the four universal wheels 3 are respectively installed at the lower ends of the four longitudinal vertical rods 11 through bolts, the upper parts of the four longitudinal vertical rods 11 are respectively raised by the longitudinal vertical rods 11 with the protruding sleeves 12, then the longitudinal vertical rods 11 at the four corners are connected through cross bolt connecting hole positions 13 of all sections through 10 transverse connecting rods 1 through bolts, and finally the top support 10 is installed at the top end of the longitudinal vertical rods 11, so that a main body frame structure of the workbench is constructed.
The device realizes the maneuverability of the working platform in the tunnel through the universal wheel 3 with the brake, so that the construction range of the working platform can be enlarged, thereby greatly enhancing the working efficiency of duct piece repair and supplementary grouting; the used material of this device is the general material in building site, and the part can utilize old and useless steel, realizes the secondary development application of useless material, realizes green construction, energy saving and emission reduction.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention, and the contents of the changes still fall within the scope of the present invention.
Claims (6)
1. The utility model provides a workstation car that is used for shield tunnel section of jurisdiction to repair and supplementary slip casting, includes main body frame and cat ladder, its characterized in that: the main body frame is arched, the top of the main body frame is provided with a main platform, and the middle parts of the left side and the right side of the main body frame are provided with side platforms; the main body framework comprises a plurality of transverse connecting rods and a plurality of upright posts which are distributed in a rectangular shape, the upright posts are detachably connected through the transverse connecting rods, and universal wheels with brakes are mounted at the lower ends of the upright posts;
the main platform and the side platforms respectively comprise a supporting base plate and a supporting steel beam, and the supporting steel beam of the main platform is a rectangular frame and is arranged at the top of the main body frame; the supporting steel beams of the two groups of side platforms are respectively horizontally erected in the middle positions of the left side and the right side of the main body frame, and the outer ends of the supporting steel beams are connected with the stand columns in a diagonal pulling mode through tie diagonal rods; the supporting base plates of the main platform and the side platforms are respectively connected with respective supporting steel beams through bolts, and safety guardrails are arranged on the main platform and the side platforms;
the ladder stand is divided into two sections, namely a first-layer ladder stand and a second-layer ladder stand; the upper end of the first-layer ladder stand is detachably arranged on the supporting steel beam of the side platform, and the lower end of the first-layer ladder stand is supported on the box culvert; the two ends of the two-layer ladder stand are respectively detachably mounted on the supporting steel beams of the main platform and the side platform.
2. The working trolley for repairing and supplementing grouting of the shield tunnel segment as claimed in claim 1, wherein: the top that is used for bearing main platform to support the girder steel is installed to the stand upper end and is held in the palm, it is equipped with the cross recess to hold in the palm the upper end, the groove width of cross recess slightly is greater than the external diameter that main platform supported the girder steel.
3. The working trolley for repairing and supplementing grouting of the shield tunnel segment as claimed in claim 1, wherein: the stand comprises many vertical pole settings end to end, the one end of vertical pole setting is equipped with the protrusion sleeve, and many vertical pole settings are connected through the protrusion sleeve socket joint of tip.
4. The working trolley for repairing and supplementing grouting of a shield tunnel segment according to claim 3, characterized in that: and the middle part of the longitudinal upright rod is provided with a cross bolt connecting hole position for connecting with the transverse connecting rod, the lateral platform supporting steel beam and the tie inclined rod bolt.
5. The working trolley for repairing and supplementing grouting of the shield tunnel segment as claimed in claim 4, wherein: the main body frame comprises four upright posts, and each upright post is formed by connecting three longitudinal upright posts end to end.
6. The working trolley for repairing and supplementing grouting of a shield tunnel segment according to claim 5, characterized in that: the transverse connecting rods are provided with 10 connecting rods, and the transverse connecting rods and the longitudinal vertical rods are hollow steel pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220020256.9U CN216691089U (en) | 2022-01-06 | 2022-01-06 | A workstation car that is used for shield tunnel section of jurisdiction to repair and supplementary slip casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220020256.9U CN216691089U (en) | 2022-01-06 | 2022-01-06 | A workstation car that is used for shield tunnel section of jurisdiction to repair and supplementary slip casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216691089U true CN216691089U (en) | 2022-06-07 |
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ID=81818902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220020256.9U Active CN216691089U (en) | 2022-01-06 | 2022-01-06 | A workstation car that is used for shield tunnel section of jurisdiction to repair and supplementary slip casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216691089U (en) |
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2022
- 2022-01-06 CN CN202220020256.9U patent/CN216691089U/en active Active
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