CN221400525U - Gate-type platform device for repairing segments in shield tunneling - Google Patents
Gate-type platform device for repairing segments in shield tunneling Download PDFInfo
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- CN221400525U CN221400525U CN202420096458.0U CN202420096458U CN221400525U CN 221400525 U CN221400525 U CN 221400525U CN 202420096458 U CN202420096458 U CN 202420096458U CN 221400525 U CN221400525 U CN 221400525U
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- body frame
- shield tunneling
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- 230000005641 tunneling Effects 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 230000007306 turnover Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 13
- 230000008439 repair process Effects 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 11
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a portal platform device for repairing segments in shield tunneling, and relates to the technical field of shield tunnel construction. Including door-type main body frame, upset platform and platform bracing, two upset platforms pass through the hinge rotation and connect in door-type main body frame's both sides, and platform bracing one end passes through steel sheet flange joint in door-type main body frame lateral part, and the other end passes through steel sheet flange joint in the bottom of upset platform, and the tip of platform bracing is located the one end of keeping away from the hinge on the upset platform. According to the door type platform device, the turnover platform is supported by the platform diagonal braces in the operation process, duct piece repair work is carried out, the platform diagonal braces can be detached in the tunnel advancing process, the turnover platform rotates to be closely attached to the side part of the door type main body frame, the occupied space is small in a local folding mode, the door type platform device is flexible and light, the whole device can smoothly pass through when encountering obstruction, the use is more convenient, and the door type platform device can be rapidly disassembled and reused in the construction process.
Description
Technical Field
The utility model relates to the technical field of shield tunnel construction, in particular to a portal platform device for repairing segments in shield tunneling.
Background
Along with the rapid development of urban rail transit, the shield method in subway tunnel construction is widely applied by virtue of the advantages of safety, high construction speed, small influence on surrounding environment and the like. In the tunneling process, the working of repairing the formed duct piece, secondary grouting, duct piece caulking, wind band extending and the like are needed. The work such as duct piece repair, secondary grouting, wind belt extension and the like often needs to build a temporary scaffold or erect an operation platform in a tunnel, and cross operation exists with horizontal transportation of shield tunneling, so that shield tunneling efficiency is affected, and potential safety hazards exist for operators.
The Chinese patent with the publication number of CN208605196U and the patent name of shield tunnel construction mobile operation platform comprises a left walking wheel frame, a right walking wheel frame, a left supporting frame, a right supporting frame, a top platform support, a left platform support, a right platform support and a hanging ladder, wherein although walking wheels arranged at the bottoms of the left walking wheel frame and the right walking wheel frame can walk in a tunnel, the left platform support and the right platform support are fixed on the side surfaces of the left support and the right support in a welding connection mode, the occupied space is large, the shield tunnel construction mobile operation platform cannot pass smoothly when the shield tunnel is blocked in the traveling process of the tunnel, the problem of inconvenient use exists, and the shield tunnel construction mobile operation platform cannot be quickly disassembled and reused in the construction process.
Disclosure of utility model
The utility model mainly aims to provide a portal platform device for repairing a segment in shield tunneling so as to solve the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a section of jurisdiction is repaired in shield tunneling gate-type platform device, includes gate-type main body frame, upset platform and platform bracing, two upset platform pass through the hinge swivelling joint in gate-type main body frame's both sides, platform bracing one end pass through steel sheet flange joint in gate-type main body frame lateral part, the other end pass through steel sheet flange joint in upset platform's bottom, just the tip of platform bracing is located keep away from the one end of hinge on the upset platform.
Further, a plurality of platform pavement plates are paved on the top of the door type main body frame and the top of the overturning platform.
Further, the door-type main body frame comprises two walking leg frames and two cross beams, the two cross beams are arranged between the two walking leg frames in parallel, the cross beams are positioned at the tops of the walking leg frames, the cross beams are connected with the walking leg frames through steel plate flanges, and the overturning platform is connected to the outer side parts of the walking leg frames through hinges in a rotating mode.
Furthermore, the outside of upset platform with the outside of crossbeam all is equipped with the guardrail, be equipped with the protection network on the guardrail.
Further, a hanging ladder is hung at the end part of the cross beam, and the hanging ladder is positioned at one side close to the pedestrian passageway of the tunnel.
Further, two travelling wheels are arranged at the bottom of the travelling leg frame.
Further, the lateral part of walking landing leg frame along tunnel advancing direction is equipped with hoist mechanism, hoist mechanism includes capstan winch, first pulley, second pulley, wire rope and instrument deposit the case, the walking landing leg frame includes first walking landing leg frame and second walking landing leg frame, the capstan winch install in the lower part of first walking landing leg frame just is located the top of walking wheel, first pulley install in first walking landing leg frame upper portion, the second pulley install in the upper portion of second walking landing leg frame, instrument deposit the case slide set up in the lateral part of second walking landing leg frame, wire rope one end with instrument deposit case fixed connection, the other end walk around second pulley and first pulley in proper order and with the capstan winch is connected.
Further, the lateral part of second walking landing leg frame is equipped with spout and rubber anticollision piece, the rubber anticollision piece is located the below of spout and be located the top of walking wheel, be equipped with on the tool storage case with spout matched with slider.
Compared with the prior art, the utility model has the following beneficial effects:
The turnover platform is rotationally connected to two sides of the door type main body frame through hinges, the platform diagonal braces are respectively connected with the door type main body frame and the turnover platform through steel plate flanges, the turnover platform is supported by the platform diagonal braces in the operation process, workers can conveniently repair duct pieces when climbing up and entering the turnover platform, the platform diagonal braces can be detached when repairing operation is not needed or an integral device needs to be moved, the turnover platform is rotationally attached to the side part of the door type main body frame, the occupied space of the door type main body frame is small in a local folding mode, the door type turnover device is flexible and light, the whole door type turnover device is guaranteed to smoothly pass through when meeting obstacles, the door type turnover device is more convenient to use, and can be rapidly disassembled and recycled in the construction process.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a side view of the walking leg frame of the present utility model.
Fig. 3 is a front view of the beam of the present utility model.
Fig. 4 is a top view of the flip platform of the present utility model.
FIG. 5 is a schematic view of the diagonal bracing structure of the platform of the present utility model.
Fig. 6 is a schematic view of a lifting mechanism according to the present utility model.
Fig. 7 is a schematic view of the structure of the steel plate flange according to the present utility model.
FIG. 8 is a schematic view showing a state of the present utility model placed in a tunnel
The device comprises a 1-walking leg support, a 2-cross beam, a 3-overturning platform, a 4-platform diagonal brace, a 5-lifting mechanism, a 51-winch, a 52-first pulley, a 53-second pulley, a 54-steel wire rope, a 55-tool storage box, a 56-sliding block, a 57-sliding groove, a 58-rubber crashproof block, a 6-steel plate flange, 61-bolt holes, 7-walking wheels, 8-guardrails, 9-hanging ladders and 10-tunnels.
Detailed Description
The technical scheme of the utility model is further described below through the attached drawings and the embodiments.
Referring to fig. 1 to 8, the utility model provides a door type platform device for repairing a segment in shield tunneling, which comprises a door type main body frame, a turnover platform 3 and platform diagonal braces 4, wherein the two turnover platforms 3 are rotatably connected to two sides of the door type main body frame through hinges, one end of each platform diagonal brace 4 is connected to the side part of the door type main body frame through a steel plate flange 6, the other end of each platform diagonal brace is connected to the bottom of each turnover platform 3 through a steel plate flange 6, and the end part of each platform diagonal brace 4 is located at one end, far away from the hinges, of each turnover platform 3.
In this embodiment, a plurality of platform pavement boards are laid on the top of the door-type main body frame and the top of the turnover platform 3. The arrangement of the platform pavement plate can enable the operator to repair the top of the door type main body frame and the turnover platform 3 more safely and stably.
In this embodiment, the door-type main body frame includes two walking leg frames 1 and two crossbeams 2, two crossbeam 2 parallel arrangement is in two between the walking leg frame 1, crossbeam 2 is located the top of walking leg frame 1, just crossbeam 2 with walking leg frame 1 passes through steel sheet flange 6 to be connected, flip platform 3 passes through the hinge rotation and connects in the lateral part of walking leg frame 1.
Preferably, the outer side of the turnover platform 3 and the outer side of the cross beam 2 are both provided with guardrails 8, and the guardrails 8 are provided with protection nets. The guard rail 8 and the guard net can protect operators, so that the whole device is higher in safety.
Preferably, two travelling wheels 7 are arranged at the bottom of the travelling leg frame 1. The arrangement of the travelling wheels 7 makes the whole device more convenient in the moving process.
In this embodiment, a hanging ladder 9 is hung at the end of the beam 2, and the hanging ladder 9 is located at one side close to the pedestrian path of the tunnel. The hanging ladder 9 is arranged to facilitate the operator to step on the top of the door-type main body frame and the turnover platform 3.
In this embodiment, the walking leg frame 1, the cross beam 2, the overturning platform 3 and the guard rail 8 are all welded by square steel, and the platform diagonal bracing 4 is directly made of square steel. Specifically, be equipped with four bolt holes 61 on the steel sheet flange 6, between walking landing leg frame 1 and crossbeam 2, between platform bracing 4 and the walking landing leg frame 1, all adopt steel sheet flange 6 to combine the mode of bolt to connect between platform bracing 4 and the upset platform 3, dismouting reuse that can be quick in the work progress.
When the pipe piece repairing operation is needed, the platform diagonal bracing 4 is connected between the door type main body frame and the overturning platform 3 through the steel plate flange 6, so that the overturning platform 3 is supported, workers can more stably enter the overturning platform 3 to repair the pipe piece, the overturning platform 3 cannot rotate at the moment, the overturning platform 3 can be rotated without repairing operation or when the whole device needs to be moved, the platform diagonal bracing 4 can be detached, the overturning platform 3 can rotate towards one side of the travelling wheel 7 of the travelling leg frame 1, the overturning platform 3 can rotate to be clung to the side part of the travelling leg frame 1, the occupied space of the local folding mode is small, the device is flexible and light, the whole device can be guaranteed to smoothly pass through when encountering obstacles, and the device is more convenient to use, and can be rapidly disassembled and repeatedly utilized in the construction process.
In another embodiment, the side portion of the walking leg frame 1 along the travelling direction of the tunnel is provided with a lifting mechanism 5, the lifting mechanism 5 comprises a winch 51, a first pulley 52, a second pulley 53, a wire rope 54 and a tool storage box 55, the walking leg frame 1 comprises a first walking leg frame and a second walking leg frame, the winch is mounted on the lower portion of the first walking leg frame and is located above the walking wheel 7, the first pulley 52 is mounted on the upper portion of the first walking leg frame, the second pulley 53 is mounted on the upper portion of the second walking leg frame, the tool storage box 55 is slidably arranged on the side portion of the second walking leg frame, one end of the wire rope 54 is fixedly connected with the tool storage box 55, and the other end of the wire rope sequentially bypasses the second pulley 53 and the first pulley 52 and is connected with the winch.
Specifically, the winch can adopt an electric winch or a hand winch, when an operator positioned at the top of the door type main body frame and the turnover platform 3 needs to replace a tool, the winch is started to enable the steel wire rope 54 to be wound, so that the tool storage box 55 is lifted upwards, the operator takes tools from the tool storage box 55, and the operator does not need to hang the ladder 9 through the rethread, so that the working efficiency is improved more conveniently in the working process. If the hand winch is adopted, another constructor is required to operate on the ground, and if the electric winch is adopted, the starting switch can be arranged on the top of the door type main body frame or the overturning platform 3.
Preferably, a sliding groove 56 and a rubber anti-collision block 57 are arranged on the side part of the second walking leg frame, the rubber anti-collision block 57 is positioned below the sliding groove 56 and above the walking wheel 7, and a sliding block matched with the sliding groove 56 is arranged on the tool storage box 55. The tool storage box 55 slides on the sliding groove 56 of the second walking leg frame through the sliding block, the movement process is more stable, and the tool storage box 55 can be protected to a certain extent through the rubber anti-collision block 57.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.
Claims (8)
1. The utility model provides a section of jurisdiction repair's gate-type platform device in shield tunneling, its characterized in that includes gate-type main body frame, upset platform and platform bracing, two the upset platform pass through the hinge rotate connect in gate-type main body frame's both sides, platform bracing one end pass through steel sheet flange joint in gate-type main body frame lateral part, the other end pass through steel sheet flange joint in the bottom of upset platform, just the tip of platform bracing is located keep away from the one end of hinge on the upset platform.
2. A portal platform device for repairing segments in shield tunneling according to claim 1, wherein a plurality of platform walkways are laid on top of said portal main body frame and said flip platform.
3. A portal platform device for repairing a segment in a shield tunneling according to claim 1 or 2, wherein the portal main body frame comprises two walking leg frames and two cross beams, the two cross beams are arranged between the two walking leg frames in parallel, the cross beams are positioned at the top of the walking leg frames, the cross beams are connected with the walking leg frames through steel plate flanges, and the turnover platform is connected to the outer side parts of the walking leg frames through hinges in a rotating manner.
4. A portal platform device for repairing segments in shield tunneling according to claim 3, wherein the outer side of said overturning platform and the outer side of said cross beam are both provided with guardrails, and said guardrails are provided with protective nets.
5. A portal platform device for repairing a segment in a shield tunneling process according to claim 3, wherein a hanging ladder is hung at the end of the cross beam, and the hanging ladder is located at one side close to a pedestrian passageway of a tunnel.
6. The portal platform device for repairing segments in shield tunneling according to claim 4, wherein two traveling wheels are arranged at the bottom of the traveling leg frame.
7. The portal platform device for repairing a segment in a shield tunneling according to claim 6, wherein a lifting mechanism is arranged at a side part of the traveling leg frame along a traveling direction of a tunnel, the lifting mechanism comprises a winch, a first pulley, a second pulley, a steel wire rope and a tool storage box, the traveling leg frame comprises a first traveling leg frame and a second traveling leg frame, the winch is mounted at a lower part of the first traveling leg frame and above the traveling wheel, the first pulley is mounted at an upper part of the first traveling leg frame, the second pulley is mounted at an upper part of the second traveling leg frame, the tool storage box is slidably arranged at a side part of the second traveling leg frame, one end of the steel wire rope is fixedly connected with the tool storage box, and the other end of the steel wire rope sequentially bypasses the second pulley and the first pulley and is connected with the winch.
8. The portal platform device for repairing segments in shield tunneling according to claim 7, wherein a sliding groove and a rubber anti-collision block are arranged on the side part of the second traveling leg frame, the rubber anti-collision block is positioned below the sliding groove and above the traveling wheel, and a sliding block matched with the sliding groove is arranged on the tool storage box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420096458.0U CN221400525U (en) | 2024-01-15 | 2024-01-15 | Gate-type platform device for repairing segments in shield tunneling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420096458.0U CN221400525U (en) | 2024-01-15 | 2024-01-15 | Gate-type platform device for repairing segments in shield tunneling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221400525U true CN221400525U (en) | 2024-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420096458.0U Active CN221400525U (en) | 2024-01-15 | 2024-01-15 | Gate-type platform device for repairing segments in shield tunneling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221400525U (en) |
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- 2024-01-15 CN CN202420096458.0U patent/CN221400525U/en active Active
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