CN220581092U - Bearing travelling mechanism of tunnel construction safety escape passage - Google Patents
Bearing travelling mechanism of tunnel construction safety escape passage Download PDFInfo
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- CN220581092U CN220581092U CN202322316855.2U CN202322316855U CN220581092U CN 220581092 U CN220581092 U CN 220581092U CN 202322316855 U CN202322316855 U CN 202322316855U CN 220581092 U CN220581092 U CN 220581092U
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- bearing
- frame
- construction safety
- tunnel construction
- rod
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 description 13
- 239000004575 stone Substances 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 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
- 238000005096 rolling process Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of tunnel escape channels, and provides a bearing traveling mechanism of a tunnel construction safety escape channel, which comprises a bearing frame, a mounting frame, an escape pipe body, a traveling unit and a bearing mechanism, wherein the mounting frame is arranged on the bearing frame, the escape pipe body is arranged on the mounting frame, the traveling unit is arranged on the bearing frame, the bearing mechanism comprises a movable frame, a swinging rod and a screw rod, the movable frame is arranged on the bearing frame in a sliding manner, the swinging rod is hinged on the movable frame by means of a torsion spring, the torsion spring is used for providing a force for enabling the swinging rod to be horizontal, and the screw rod is coaxially arranged with the swinging rod and is in threaded connection. Through the technical scheme, the problem that the travelling mechanism cannot bear the weight of the tunnel escape passage for a long time in the prior art is solved.
Description
Technical Field
The utility model relates to the technical field of tunnel escape channels, in particular to a bearing travelling mechanism of a tunnel construction safety escape channel.
Background
The tunnel escape passage 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 escape passage mainly adopts hollow pipelines which are connected into an integral escape structure in a section-by-section installation mode. In order to facilitate transportation of the tunnel escape passage, the travelling mechanism can be used for bearing the tunnel escape passage, in order to enable the tunnel escape passage to adapt to different working conditions, the tunnel escape passage needs to be lifted, when the tunnel escape passage is lifted to a certain height, the weight of the tunnel escape passage can be completely acted on a connecting piece between the passage and the travelling mechanism, and the connecting piece or the travelling mechanism can be damaged after long-time bearing of pressure. Aiming at the problems, the prior art does not solve the problems well, and brings trouble to the normal operation in the field, so that a bearing travelling mechanism capable of bearing the weight of a tunnel escape passage is needed.
Disclosure of Invention
The utility model provides a bearing travelling mechanism of a tunnel construction safety escape passage, which solves the problem that the travelling mechanism in the related art cannot bear the weight of the tunnel escape passage for a long time.
The technical scheme of the utility model is as follows: the utility model provides a bearing travelling mechanism of a tunnel construction safety escape passage, which comprises a bearing frame, a mounting frame, an escape pipe body, a travelling unit and a bearing mechanism, wherein the mounting frame is arranged on the bearing frame, the escape pipe body is arranged on the mounting frame, the travelling unit is arranged on the bearing frame,
the bearing mechanism comprises a moving frame, a swinging rod and a screw rod, wherein the moving frame is arranged on the bearing frame in a sliding mode, the swinging rod is hinged to the moving frame by means of a torsion spring, the torsion spring is used for providing force for enabling the swinging rod to tend to be horizontal, and the screw rod is coaxially arranged with the swinging rod and is in threaded connection with the swinging rod.
As a further technical scheme, the method comprises the steps of,
the bearing mechanism further comprises a telescopic part and a driving part, the telescopic part is arranged on the bearing frame, the moving frame is arranged at the telescopic end of the telescopic part, the driving part is axially and slidably arranged on the swinging rod along the screw rod, and the driving part is in driving connection with the screw rod and is used for driving the screw rod to rotate.
As a further technical scheme, the method comprises the steps of,
the free end of the swinging rod is provided with a guide inclined plane which is used for abutting against the escape pipe body.
As a further technical scheme, the method comprises the steps of,
the walking unit comprises a plurality of supporting wheels and a crawler belt, the supporting wheels are rotatably arranged on the bearing frame, and the crawler belt is sleeved on the supporting wheels.
As a further technical scheme, the method comprises the steps of,
the bearing frame is provided with a V-shaped push plate, the closed end of the V-shaped push plate faces the advancing direction, and the width of the opening end of the V-shaped push plate is larger than that of the crawler belt.
As a further technical scheme, the method comprises the steps of,
the V-shaped push plate is rotatably provided with a plurality of rollers.
As a further technical scheme, the method comprises the steps of,
the mounting frame is rotationally arranged on the bearing frame around the vertical direction, a pull rod is arranged on the bearing frame around the horizontal direction in a swinging mode, and the pull rod is used for being connected with a vehicle.
The working principle and the beneficial effects of the utility model are as follows: in order to lighten the weight of the escape pipe body borne by the walking unit, a bearing mechanism is arranged, after the escape pipe body is lifted to a required height, the movable frame moves inwards, so that the free end of the swinging rod contacts the escape pipe body and is extruded and swings downwards until the free end of the swinging rod is abutted to the ground, then the screw rod rotates, because the screw rod is in threaded connection with the swinging rod, the screw rod can axially displace after rotating, the screw rod protrudes out and drills into the ground, fixation is realized, the escape pipe body is supported by the swinging rod, the stability of the support is ensured by the screw rod, and the problem that the walking unit cannot bear the weight of the escape pipe body for a long time in the prior art is solved.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a bearing traveling mechanism of a tunnel construction safety escape passage in the utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
fig. 3 is a schematic structural view of the swing lever of the present utility model.
In the figure: 1. the escape device comprises a bearing frame, 2, a mounting frame, 3, an escape pipe body, 4, a moving frame, 5, a swinging rod, 6, a screw rod, 7, a torsion spring, 8, a telescopic piece, 9, a driving piece, 10, a guiding inclined plane, 11, a supporting wheel, 12, a track, 13, a V-shaped push plate, 14, a roller, 15 and a pull rod.
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. 1-3, the embodiment provides a bearing traveling mechanism of a tunnel construction safety escape passage, which comprises a bearing frame 1, a mounting frame 2, an escape pipe body 3, a traveling unit and a bearing mechanism, wherein the mounting frame 2 is arranged on the bearing frame 1, the escape pipe body 3 is arranged on the mounting frame 2, the traveling unit is arranged on the bearing frame 1,
the bearing mechanism comprises a movable frame 4, a swinging rod 5 and a screw rod 6, wherein the movable frame 4 is arranged on the bearing frame 1 in a sliding mode, the swinging rod 5 is hinged to the movable frame 4 by means of a torsion spring 7, the torsion spring 7 is used for providing force for enabling the swinging rod 5 to tend to be horizontal, and the screw rod 6 is coaxially arranged with the swinging rod 5 and is in threaded connection.
In this embodiment, in order to reduce the weight of the escape pipe 3 borne by the walking unit, a bearing mechanism is provided, when the escape pipe 3 is lifted to a required height, the moving frame 4 moves inwards to enable the free end of the swinging rod 5 to contact the escape pipe 3, the swinging rod is extruded and swings downwards until the free end of the swinging rod abuts against the ground, then the screw rod 6 rotates, because the screw rod 6 is in threaded connection with the swinging rod 5, the screw rod 6 axially displaces after rotating, the screw rod 6 protrudes out and drills into the ground, fixing is achieved, the escape pipe 3 is supported by the swinging rod 5, the stability of the support is ensured by the screw rod 6, and the problem that the walking unit cannot bear the weight of the escape pipe 3 for a long time in the prior art is solved.
Further, the method also comprises the steps of,
the bearing mechanism further comprises a telescopic piece 8 and a driving piece 9, the telescopic piece 8 is arranged on the bearing frame 1, the movable frame 4 is arranged at the telescopic end of the telescopic piece 8, the driving piece 9 is axially and slidably arranged on the swinging rod 5 along the screw rod 6, and the driving piece 9 is in driving connection with the screw rod 6 and is used for driving the screw rod 6 to rotate.
In this embodiment, the telescopic member 8 drives the moving frame 4 to move, the telescopic direction is far away from or near the escape pipe body 3 and is located below the center of the escape pipe body 3, the driving member 9 is slidably arranged along the direction of the swinging rod 5 and drives the screw rod 6 to rotate, and the screw rod 6 generates axial displacement after rotating, so that the driving member 9 is slidably arranged, so that the driving member can follow the displacement of the screw rod 6 and ensure the driving force.
Further, the method also comprises the steps of,
the free end of the swing rod 5 is provided with a guide inclined plane 10, and the guide inclined plane 10 is used for abutting against the escape pipe body 3.
In this embodiment, the upper surface of the free end of the swing rod 5 is a guiding inclined plane 10, and the guiding inclined plane 10 abuts against the surface of the escape pipe body 3 to play a guiding role, so as to facilitate the bending of the swing rod 5.
Further, the method also comprises the steps of,
the walking unit comprises a plurality of supporting wheels 11 and a plurality of tracks 12, wherein the supporting wheels 11 are rotatably arranged on the bearing frame 1, and the tracks 12 are sleeved on the supporting wheels 11.
In this embodiment, in order to adapt to uneven ground in the tunnel, the walking unit is preferably in the form of a track 12, and the track 12 is supported and driven by the supporting wheels 11, so as to adapt to various road conditions.
Further, the method also comprises the steps of,
the bearing frame 1 is provided with a V-shaped push plate 13, the closed end of the V-shaped push plate 13 faces the advancing direction, and the width of the open end of the V-shaped push plate 13 is larger than that of the crawler belt 12.
Further, the method also comprises the steps of,
the V-shaped push plate 13 is rotatably provided with a plurality of rollers 14.
In this embodiment, the V-shaped pushing plate 13 is used to clean the broken stone or other obstacle in front of the crawler belt 12, and when the traveling unit advances, the V-shaped pushing plate 13 contacts the broken stone in front first and guides the broken stone to both sides by means of the inclined planes at both sides, and the width of the open end of the V-shaped pushing plate 13 is larger than the width of the crawler belt 12. The V-shaped push plate 13 is further rotatably provided with a plurality of rollers 14, the rollers 14 are convenient for generating rolling friction with broken stone, and a good guiding effect is achieved, so that the broken stone can be guided to two sides of the crawler belt 12, the walking road condition of the crawler belt 12 is improved, and the overall stability of the device is also ensured.
Further, the method also comprises the steps of,
the mounting frame 2 is rotatably arranged on the bearing frame 1 around the vertical direction, a pull rod 15 is arranged on the bearing frame 1 around the horizontal direction in a swinging manner, and the pull rod 15 is used for connecting a vehicle.
In this embodiment, in order to facilitate connection between a vehicle and the carrier 1, a pull rod 15 is provided on the carrier 1 in a swinging manner, and the end of the pull rod 15 may be connected to the vehicle, so that the vehicle is driven to travel integrally, and in order to facilitate steering during traveling, the mounting frame 2 is rotatably provided on the carrier 1, so that the vehicle can generate relative torsion between the mounting frame 2 and the carrier 1 during steering, thereby realizing steering, and facilitating transportation of the escape pipe 3.
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 (7)
1. The utility model provides a bearing travelling mechanism of a tunnel construction safety escape passage, which is characterized by comprising a bearing frame (1), a mounting frame (2), an escape pipe body (3), a travelling unit and a bearing mechanism, wherein the mounting frame (2) is arranged on the bearing frame (1), the escape pipe body (3) is arranged on the mounting frame (2), the travelling unit is arranged on the bearing frame (1),
the bearing mechanism comprises a movable frame (4), a swinging rod (5) and a screw rod (6), wherein the movable frame (4) is slidably arranged on the bearing frame (1), the swinging rod (5) is hinged on the movable frame (4) by means of a torsion spring (7), the torsion spring (7) is used for providing force for the swinging rod (5) to tend to be horizontal, and the screw rod (6) is coaxially arranged with the swinging rod (5) and is in threaded connection.
2. The bearing traveling mechanism of the tunnel construction safety escape passage according to claim 1, wherein the bearing mechanism further comprises a telescopic piece (8) and a driving piece (9), the telescopic piece (8) is arranged on the bearing frame (1), the movable frame (4) is arranged at the telescopic end of the telescopic piece (8), the driving piece (9) is axially and slidably arranged on the swinging rod (5) along the screw rod (6), and the driving piece (9) is in driving connection with the screw rod (6) and is used for driving the screw rod (6) to rotate.
3. The bearing traveling mechanism of a tunnel construction safety escape passage according to claim 1, characterized in that the free end of the swinging rod (5) is provided with a guiding inclined plane (10), and the guiding inclined plane (10) is used for abutting against the escape pipe body (3).
4. The bearing traveling mechanism of the tunnel construction safety escape passage according to claim 1, wherein the traveling unit comprises a plurality of supporting wheels (11) and a plurality of tracks (12), the supporting wheels (11) are rotatably arranged on the bearing frame (1), and the tracks (12) are sleeved on the supporting wheels (11).
5. The bearing traveling mechanism of the tunnel construction safety escape passage according to claim 4, wherein the bearing frame (1) is provided with a V-shaped pushing plate (13), the closed end of the V-shaped pushing plate (13) faces to the advancing direction, and the width of the opening end of the V-shaped pushing plate (13) is larger than the width of the crawler belt (12).
6. The bearing traveling mechanism of the tunnel construction safety escape passage according to claim 5, wherein a plurality of rollers (14) are rotatably arranged on the V-shaped push plate (13).
7. The bearing traveling mechanism of the tunnel construction safety escape passage according to claim 1, wherein the mounting frame (2) is rotatably arranged on the bearing frame (1) around a vertical direction, a pull rod (15) is arranged on the bearing frame (1) in a swinging manner around a horizontal direction, and the pull rod (15) is used for connecting vehicles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316855.2U CN220581092U (en) | 2023-08-28 | 2023-08-28 | Bearing travelling mechanism of tunnel construction safety escape passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322316855.2U CN220581092U (en) | 2023-08-28 | 2023-08-28 | Bearing travelling mechanism of tunnel construction safety escape passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581092U true CN220581092U (en) | 2024-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322316855.2U Active CN220581092U (en) | 2023-08-28 | 2023-08-28 | Bearing travelling mechanism of tunnel construction safety escape passage |
Country Status (1)
| Country | Link |
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| CN (1) | CN220581092U (en) |
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2023
- 2023-08-28 CN CN202322316855.2U patent/CN220581092U/en active Active
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