CN212337302U - Multifunctional mobile platform for subway underground excavation tunnel - Google Patents
Multifunctional mobile platform for subway underground excavation tunnel Download PDFInfo
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- CN212337302U CN212337302U CN202021010427.7U CN202021010427U CN212337302U CN 212337302 U CN212337302 U CN 212337302U CN 202021010427 U CN202021010427 U CN 202021010427U CN 212337302 U CN212337302 U CN 212337302U
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Abstract
The utility model provides a multifunctional mobile platform for underground excavation of a tunnel for subway, which comprises a guardrail, a scaffold board and a bracket; the guardrails are arranged on the periphery of the upper end of the scaffold board, and the support is arranged at the bottom of the scaffold board; the support comprises a fixed frame and a movable frame, the fixed frame and the movable frame are respectively arranged at two end parts of the bottom of the scaffold board, the movable frame comprises a movable upper frame and a movable lower frame, and the movable upper frame and the movable lower frame are detachably connected; the support bottom is fixed with the backup pad, the backup pad both ends are equipped with the pulley, the pulley passes through adjustable bolt and fixes in the backup pad. The problem of subway undercut tunnel deep hole slip casting operation platform in the excavation process is solved, compromise simultaneously and solve engineering construction operation platform problems such as backfill slip casting, waterproof construction, reinforcement construction, two lining backfill slip casting behind the subway undercut tunnel primary support back is solved.
Description
Technical Field
The utility model relates to a construction equipment field, concretely relates to subway underground excavation tunnel multifunctional mobile platform.
Background
At present, in the underground excavation construction process of a subway, a fastener type frame pipe is mainly adopted to build an operation platform for projects such as deep hole grouting, primary support back backfill grouting, waterproof construction, reinforcement construction, secondary lining backfill grouting and the like. Wherein, adopt fastener formula scaffold frame to set up operation platform has following several not enough:
1. underground excavation tunnels of subways are generally about 1000 meters and even longer, and engineering construction such as multi-cycle deep hole grouting, primary support back backfill grouting, waterproof construction, reinforcement bar binding construction, secondary lining backfill grouting and the like is required. The operating platform set up by the fastener type scaffold has no mobility.
2. The operation platform for erecting and dismantling the fastener type scaffold repeatedly wastes great labor cost and increases construction cost for projects.
3. The underground excavated tunnel of the subway has limited space, personnel and mechanical passages in the tunnel need to be kept, and the personnel and mechanical passages are easily blocked by an operating platform erected by a fastener scaffold.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide a subway undercut tunnel multifunctional mobile platform, solve the subway undercut tunnel and at excavation in-process deep hole slip casting operation platform's problem, compromise simultaneously and solve the subway undercut tunnel and backfill slip casting, waterproof construction, reinforcement construction, two lining backfill slip casting and other engineering construction operation platform problems after the back of the body.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a multifunctional movable platform for a subway underground excavated tunnel comprises guardrails, scaffold boards and a support; the guardrails are arranged on the periphery of the upper end of the scaffold board, and the support is arranged at the bottom of the scaffold board; the support comprises a fixed frame and a movable frame, the fixed frame and the movable frame are respectively arranged at two end parts of the bottom of the scaffold board, the movable frame comprises a movable upper frame and a movable lower frame, and the movable upper frame and the movable lower frame are detachably connected; the support bottom is fixed with the backup pad, the backup pad both ends are equipped with the pulley, the pulley passes through adjustable bolt and fixes in the backup pad.
Preferably, a support frame is further arranged between the fixed frame and the movable frame, after the movable upper frame and the movable lower frame of the movable frame are disassembled, pulleys are fixed at the bottom of the movable upper frame, and the bottom of the support frame is flush with the bottom of the movable upper frame when the pulleys are fixed at the bottom of the movable upper frame.
Preferably, the edges of the contact ends of the bracket and the scaffold board are reinforced by I-shaped steel respectively.
Preferably, two pulleys are mounted on each support plate, and the mounting directions of the two pulleys are parallel to the longer side of the mobile platform.
Preferably, a reinforcing rod is arranged between the supporting plate and the bracket.
Preferably, a cross bar is further arranged in the middle of the end bracket.
The utility model has the advantages that: the multifunctional mobile platform for the underground excavated tunnel of the subway solves a series of problems of labor cost, material loss, construction period increase and the like caused by repeated taking and dismantling of the fastener type scaffold platform, saves construction cost and increases project benefits. The multifunctional movable platform for the underground excavated tunnel of the subway solves the problem that a fastener type scaffold platform cannot move, increases construction flexibility, does not conflict with mechanical use in the tunnel, and enlarges construction visual field. The multifunctional mobile platform for the underground excavated tunnel of the subway increases the construction safety factor, increases the construction stability, and eliminates some static hidden troubles caused by the fastener type scaffold platform. The multifunctional mobile platform for the underground excavated tunnel of the subway has multiple functions, can be used for the projects of deep hole grouting, backfill grouting after primary support and back of the tunnel, waterproof construction, reinforcement construction, secondary liner backfill grouting and the like, and increases the diversification of construction.
Drawings
Fig. 1 is a component diagram of the multifunctional mobile platform for underground excavation of a subway of the utility model;
FIG. 2 is a partial sectional view of an adjustable bolt of the multifunctional mobile platform for underground excavation of a subway of the utility model;
fig. 3 is a top view of the multifunctional mobile platform for underground excavation tunnel of subway of the utility model;
fig. 4 is a schematic structural view of the multifunctional mobile platform for underground excavation of a subway of the utility model;
fig. 5 is another schematic structural view of the multifunctional mobile platform for underground excavation of a subway of the present invention;
fig. 6 is the utility model discloses a subway undercut tunnel multifunctional mobile platform's user state schematic diagram.
In the drawings, the components represented by the respective reference numerals are listed below:
the adjustable guardrail comprises guardrails 1, scaffold boards 2, supports 3, a fixed frame 4, a movable frame 5, a movable upper frame 6, a movable lower frame 7, I-shaped steel 8, reinforcing rods 9, a supporting frame 10, a supporting plate 11, adjustable bolts 12 and pulleys 13.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 6, the present embodiment discloses a multifunctional mobile platform for subway underground excavation tunnel, which comprises a guardrail 1, a scaffold board 2 and a bracket 3; the guardrail 1 is arranged around the upper end of the scaffold board 2 and used for protecting constructors, and the support 3 is arranged at the bottom of the scaffold board 2 and plays a role in supporting the scaffold board 2 as a whole; the support 3 comprises a fixed frame 4 and a movable frame 5, the fixed frame 4 and the movable frame 5 are respectively arranged at two end parts of the bottom of the scaffold board 2, the movable frame 5 comprises a movable upper frame 6 and a movable lower frame 7, and the movable upper frame 6 is detachably connected with the movable lower frame 7; wherein, mount 4 is fixed connection, and adjustable shelf 5 is adjusted through adjusting activity upper bracket 6 and activity lower carriage 7, and is specific, and the activity upper bracket 6 has outside hem that turns over respectively with the junction of activity lower carriage 7, fixes turning over the hem through the bolt, when needs adjust adjustable shelf 5, demolishs activity lower carriage 7 for activity upper bracket 6 is located the work platform and plays the supporting role. The bottom of the support 3 is fixed with a support plate 11, pulleys 13 are arranged at two ends of the support plate 11, and the pulleys 13 are fixed on the support plate 11 through adjustable bolts 12 in a penetrating mode. The height of the support 3 from the ground can be adjusted here by means of an adjustable bolt 12.
Preferably, a support frame 10 is further arranged between the fixed frame 4 and the movable frame 5, after the movable upper frame 6 and the movable lower frame 7 of the movable frame 5 are disassembled, a pulley 13 is fixed at the bottom of the movable upper frame 6, and the bottom of the support frame 10 is level with the bottom of the movable upper frame 6 when the pulley 13 is fixed at the bottom.
Preferably, the edges of the end, in contact with the scaffold board 2, of the support 3 are reinforced by I-shaped steel 8 respectively.
Preferably, two pulleys 13 are installed on each supporting plate 11, and the installation direction of the two pulleys 13 is parallel to the longer side of the mobile platform, so that it can be conveniently moved in the environment of a tunnel or the like, while maintaining the fixation in the transverse direction during the operation.
Preferably, a reinforcing rod 9 is arranged between the supporting plate 11 and the bracket 3. The reinforcing rod 9 can prevent the support 3 from shaking, and plays a role in reinforcing and supporting, as shown in the figure.
Preferably, a cross bar is further provided in the middle of the end bracket 3. As shown in figure 1, under the condition that the cross bars are not installed, the space formed by the lower ends of the brackets 3 is used as a pedestrian passageway, and the installation position of one cross bar is arranged through angle steel, so that the cross bars can be conveniently taken down and installed.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A multifunctional movable platform for a subway underground excavated tunnel is characterized by comprising guardrails, scaffold boards and a support; the guardrails are arranged on the periphery of the upper end of the scaffold board, and the support is arranged at the bottom of the scaffold board; the support comprises a fixed frame and a movable frame, the fixed frame and the movable frame are respectively arranged at two end parts of the bottom of the scaffold board, the movable frame comprises a movable upper frame and a movable lower frame, and the movable upper frame and the movable lower frame are detachably connected; the support bottom is fixed with the backup pad, the backup pad both ends are equipped with the pulley, the pulley passes through adjustable bolt and fixes in the backup pad.
2. The multifunctional mobile platform for the underground excavation tunnel of the subway according to claim 1, wherein a support frame is further arranged between the fixed frame and the movable frame, after the movable upper frame and the movable lower frame of the movable frame are disassembled, pulleys are fixed at the bottom of the movable upper frame, and the bottom of the support frame is flush with the bottom of the movable upper frame when the pulleys are fixed at the bottom of the movable upper frame.
3. The multifunctional mobile platform for the underground excavation tunnel of the subway according to claim 2, wherein the edges of the end, in contact with the scaffold plates, of the support are reinforced by using I-shaped steel respectively.
4. The multifunctional moving platform for the underground excavation tunnel of the subway according to claim 3, wherein two pulleys are installed on each supporting plate, and the installation directions of the two pulleys are parallel to the longer side of the moving platform.
5. The multifunctional mobile platform for the underground excavation tunnel of the subway according to claim 4, wherein a reinforcing rod is arranged between the supporting plate and the support.
6. The multifunctional mobile platform for the underground excavation tunnel of the subway according to claim 5, wherein a cross bar is further arranged in the middle of the end support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021010427.7U CN212337302U (en) | 2020-06-04 | 2020-06-04 | Multifunctional mobile platform for subway underground excavation tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021010427.7U CN212337302U (en) | 2020-06-04 | 2020-06-04 | Multifunctional mobile platform for subway underground excavation tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN212337302U true CN212337302U (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021010427.7U Active CN212337302U (en) | 2020-06-04 | 2020-06-04 | Multifunctional mobile platform for subway underground excavation tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033434A (en) * | 2021-11-19 | 2022-02-11 | 李鹏飞 | Subway underground excavation station construction moving die carrier |
-
2020
- 2020-06-04 CN CN202021010427.7U patent/CN212337302U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033434A (en) * | 2021-11-19 | 2022-02-11 | 李鹏飞 | Subway underground excavation station construction moving die carrier |
| CN114033434B (en) * | 2021-11-19 | 2023-10-27 | 李鹏飞 | Subway underground excavation station construction movable mould frame |
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