CN219809043U - Tunnel stepping type safety channel is with turning to structure - Google Patents
Tunnel stepping type safety channel is with turning to structure Download PDFInfo
- Publication number
- CN219809043U CN219809043U CN202321150798.9U CN202321150798U CN219809043U CN 219809043 U CN219809043 U CN 219809043U CN 202321150798 U CN202321150798 U CN 202321150798U CN 219809043 U CN219809043 U CN 219809043U
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- safety
- bogie
- tunnel
- channel
- stepwise
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- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 230000008093 supporting effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of safety channels, and provides a steering structure for a stepping type safety channel of a tunnel. Through the technical scheme, the problem that a stepping type safety channel in the prior art can only linearly move and is not suitable for a tunnel with a certain steering angle is solved.
Description
Technical Field
The utility model relates to the technical field of safety channels, in particular to a steering structure for a stepping safety channel of a tunnel.
Background
The tunnel safety channel is an important safety facility in the tunnel construction process and is mainly used for emergency evacuation of operators when a collapse accident occurs in the tunnel. At present, a tunnel safety channel mainly adopts hollow pipelines which are connected into an integral escape structure in a section-by-section installation mode. However, in the gradual construction stage, if a safety channel is built in the tunnel all the time, on one hand, the labor cost is increased, and on the other hand, the construction period is greatly prolonged, so that the situation that the safety channel needs to be frequently moved is faced, and a stepping safety channel is created; the existing stepping safety channel can only linearly move and is not suitable for tunnels with a certain steering angle.
Disclosure of Invention
The utility model provides a steering structure for a stepping safety channel of a tunnel, which solves the problem that the stepping safety channel in the related art can only linearly move and is not suitable for the tunnel with a certain steering angle.
The technical scheme of the utility model is as follows:
a steering structure for a tunnel stepping type safety channel comprises
The safety channel is provided with a safety channel,
the bogie is hinged on the safety channel,
and the telescopic support piece is arranged on the bogie.
As a further technical scheme, the safety channel is provided with two safety spaces, the safety spaces are positioned between the two bogies, and the safety channel further comprises
The two ends of the connecting rod are respectively hinged to the two bogies, and the connecting rod is located between the bogies and the telescopic supporting piece.
As a further technical solution, the safety space is cylindrical, and the bogie hinge axis is parallel to the safety space axis.
As a further technical proposal, the bogie is provided with a chute, a space is arranged between the bogie and the safety passage, and the device also comprises
The circulating chain is arranged on the safety channel and positioned in the interval, the bogie hinge shaft penetrates through the circulating chain,
and the limiting piece is arranged on the circulating chain and penetrates through the sliding groove, and after the circulating chain circulates, the limiting piece slides in the sliding groove and is used for swinging the bogie.
As a further technical proposal, also comprises
The rotating wheel is rotatably arranged on the bogie, positioned in the interval and below the circulating chain, and is abutted with the safety channel.
As a further technical proposal, also comprises
The support legs are arranged at the telescopic ends of the telescopic support pieces, and after the telescopic support pieces are telescopic, the support legs are close to or far away from the safety channel.
As a further technical solution, the connecting rod and the two bogies form a U-shape.
As a further technical proposal, also comprises
The storage room is arranged on the safety channel and communicated with the safety space.
As a further technical solution, the cross-sectional area between the reservoirs decreases gradually from approaching to moving away from the safety channel.
As a further technical scheme, the safety channel is a steel structure frame.
The working principle and the beneficial effects of the utility model are as follows:
in the utility model, even though the step-by-step safety channel is created, the situation of tunnel steering can be met in the process of developing a tunnel at present, the existing step-by-step safety channel does not have certain steering capability, and a steering structure for the step-by-step safety channel of the tunnel is designed for solving the problem. The bogie is hinged to the existing stepping safety channel, a certain angle of rotation is achieved through swinging of the bogie, but due to the fact that the stepping telescopic structure of the bogie is limited in stepping telescopic process, the telescopic supporting piece is further designed to be installed on the bogie, the bogie can be arranged at one end of the safety channel, the bogie can be swung directly during steering, steering effect is obvious, and the telescopic supporting piece and the safety channel are combined to form the whole stepping safety channel.
The two bogies are positioned on two sides of the safety space, the supporting effect is further improved, two ends of the connecting rod are respectively hinged to the two bogies, the hinged axial direction of the bogies is parallel to the axial direction of the cylindrical safety space, and the supporting legs are arranged at the telescopic ends of the telescopic supporting pieces, so that the swing amplitude of the two bogies is synchronous, the steering precision is improved, and the operation is more stable.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of a first view angle structure of a steering structure for a stepwise tunnel security passageway according to the present utility model;
FIG. 2 is a schematic diagram of a security channel structure according to the present utility model;
FIG. 3 is an enlarged view of portion B of FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged view of portion A of FIG. 1 in accordance with the present utility model;
FIG. 5 is a schematic view of a second view angle structure of a steering structure for a stepwise tunnel security passageway according to the present utility model;
in the figure: 1. safety channel, 2, bogie, 3, flexible support piece, 4, safety space, 5, connecting rod, 6, spout, 7, interval, 8, circulation chain, 9, locating part, 10, runner, 11, stabilizer blade.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 5, the present embodiment provides a steering structure for a stepwise safety tunnel, comprising
The safety channel 1 is provided with a channel,
a bogie 2, which is hinged on the safety channel 1,
and a telescopic support 3 arranged on the bogie 2.
Further, the safety channel 1 has two safety spaces 4, the safety spaces 4 are located between the two bogies 2, and the safety channel further comprises
The two ends of the connecting rod 5 are respectively hinged to the two bogies 2, and the connecting rod 5 is located between the bogies 2 and the telescopic support 3.
Further, the safety space 4 is cylindrical, and the hinging axial direction of the bogie 2 is parallel to the axial direction of the safety space 4.
Further, also include
The stabilizer blade 11 sets up flexible end of flexible support piece 3, flexible back of flexible support piece 3, stabilizer blade 11 is close to or keeps away from safe passageway 1.
Further, the connecting rod 5 and the two bogies 2 form a U-shape.
Further, also include
The storage room is arranged on the safety channel 1 and is communicated with the safety space 4.
Further, the storage cross-sectional area gradually decreases from approaching to moving away from the safety passage 1.
Further, the safety channel 1 is a steel structure frame.
In this embodiment, even though the step-by-step safety tunnel 1 is created, the situation of tunnel steering is encountered in the process of developing a tunnel at present, and the existing step-by-step safety tunnel 1 does not have a certain steering capability, so that a steering structure for the step-by-step safety tunnel 1 is designed to solve the problem. The bogie 2 is hinged to the existing stepping safety channel 1, a certain angle of rotation is achieved through swinging of the bogie 2, but due to the stepping telescopic structure, the stepping telescopic process is limited, the telescopic support 3 is further designed to be installed on the bogie 2, the bogie 2 can be arranged at one end of the safety channel 1, the bogie 2 can be directly swung during steering, the steering effect is obvious, and the telescopic support 3 and the safety channel 1 are combined to form the whole stepping safety channel 1.
The two bogies 2 are located in the two sides of the safety space 4, the supporting effect is further improved, the two ends of the connecting rod 5 are respectively hinged to the two bogies 2, the hinged axial direction of the bogies 2 is parallel to the axial direction of the cylindrical safety space 4, the supporting legs 11 are arranged at the telescopic ends of the telescopic supporting pieces 3, the swing amplitude of the two bogies 2 is synchronous, the steering precision is improved, and the operation is more stable.
The storage space is increased in the storage room, the cross section area of the storage room is set to prevent interference with the tunnel, and the safety channel of the steel structure is more stable.
Further, the bogie 2 has a chute 6, a space 7 is provided between the bogie 2 and the safety tunnel 1, and the method further comprises
A circulating chain 8 arranged on the safety channel 1 and positioned in the interval 7, the hinge shaft of the bogie 2 penetrates through the circulating chain 8,
the limiting piece 9 is arranged on the circulating chain 8 and penetrates through the sliding groove 6, and after the circulating chain 8 circulates, the limiting piece 9 slides in the sliding groove 6 and is used for swinging the bogie 2.
Further, also include
And the rotating wheel 10 is rotatably arranged on the bogie 2, positioned in the interval 7 and below the circulating chain 8, and the rotating wheel 10 is abutted with the safety channel 1.
In this embodiment, the bogie 2 is directly driven to swing by the tested motor at present, and the fact that the motor shaft is easy to be damaged due to overlarge acting force is found, and many existing swinging structures are realized by connecting rods and cannot be subjected to larger acting force, so that the circulating chain 8 is designed to be installed on the safety channel 1, the circulating chain 8 is positioned in the space 7 between the safety channel 1 and the bogie 2, the diameters of two chain wheels are different, and a limiting piece 9 which follows the circulating chain 8 to circulate is clamped in the chute 6, and further, the limiting piece 9 circulates after the circulating chain 8 works due to the limitation of the hinging shaft of the bogie 2, so that the bogie 2 is driven to swing; further, since the safety channel 1 and the bogie 2 are provided with the space 7, in order to improve the structural stability of the bogie 2 and prevent the hinge shaft from being broken, the rotating wheel 10 is arranged in the space 7 below the circulating chain 8, the rotating wheel 10 is connected with the bogie 2 and is abutted to the safety channel 1, and the rotating shaft of the rotating wheel 10 is perpendicular to the hinge shaft of the bogie 2, so that the comprehensive supporting effect is provided.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a tunnel is steering structure for step-by-step safety channel which characterized in that includes
A safety channel (1),
the bogie (2) is hinged on the safety channel (1),
and the telescopic support piece (3) is arranged on the bogie (2).
2. A steering structure for a stepwise safety tunnel according to claim 1, characterized in that the safety tunnel (1) has two safety spaces (4), the safety spaces (4) being located between the two bogies (2), further comprising
The connecting rod (5), connecting rod (5) both ends are articulated respectively to be set up two on bogie (2), connecting rod (5) are located bogie (2) with between flexible support piece (3).
3. A steering structure for a stepwise safety tunnel according to claim 2, characterized in that the safety space (4) is cylindrical and the bogie (2) articulation axis is parallel to the safety space (4) axis.
4. A steering arrangement for a stepwise safety tunnel according to claim 1, characterized in that the bogie (2) has a chute (6), that the bogie (2) has a space (7) between the safety tunnel (1), and that it further comprises
A circulating chain (8) arranged on the safety channel (1) and positioned in the interval (7), wherein the hinge shaft of the bogie (2) penetrates through the circulating chain (8),
the limiting piece (9) is arranged on the circulating chain (8) and penetrates through the sliding groove (6), and after the circulating chain (8) circulates, the limiting piece (9) slides in the sliding groove (6) and is used for swinging the bogie (2).
5. The steering structure for a stepwise safety tunnel according to claim 4, further comprising
The rotating wheel (10) is rotatably arranged on the bogie (2), is positioned in the interval (7) and is positioned below the circulating chain (8), and the rotating wheel (10) is abutted with the safety channel (1).
6. The steering structure for a stepwise safety tunnel according to claim 1, further comprising
The support legs (11) are arranged at the telescopic ends of the telescopic support pieces (3), and after the telescopic support pieces (3) are telescopic, the support legs (11) are close to or far away from the safety channel (1).
7. A steering structure for a stepwise safety tunnel according to claim 2, characterized in that the connecting rod (5) and the two bogies (2) form a U-shape.
8. The steering structure for a stepwise safety tunnel according to claim 2, further comprising
The storage room is arranged on the safety channel (1) and is communicated with the safety space (4).
9. A tunnel-stepping safety tunnel-diversion structure according to claim 8, characterized in that the storage cross-sectional area decreases gradually from closer to farther from the safety tunnel (1).
10. A steering structure for a stepwise safety tunnel according to claim 1, characterized in that the safety tunnel (1) is a steel structure frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321150798.9U CN219809043U (en) | 2023-05-12 | 2023-05-12 | Tunnel stepping type safety channel is with turning to structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321150798.9U CN219809043U (en) | 2023-05-12 | 2023-05-12 | Tunnel stepping type safety channel is with turning to structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219809043U true CN219809043U (en) | 2023-10-10 |
Family
ID=88214402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321150798.9U Active CN219809043U (en) | 2023-05-12 | 2023-05-12 | Tunnel stepping type safety channel is with turning to structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219809043U (en) |
-
2023
- 2023-05-12 CN CN202321150798.9U patent/CN219809043U/en active Active
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