JPH0712819B2 - Car for inclined tunnel - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of use] The present invention is used for passing through a tunnel having an inclined portion such as an inspection corridor provided in a dam dam for work. It relates to a trolley for inclined tunnels.

[Prior Art] As shown in FIG. 9, an inclined tunnel b is provided as an inspection corridor in the dam dam a so as to connect both banks, so that a person can pass for inspection or the like. There is. The slope tunnel b used as this inspection corridor has an altitude difference of about 70
It is a stepped tunnel with a length of about 250 m and a total length of about 250 m. As shown in Fig. 10, it has a horseshoe cross section, a width of about 2 m, and a height of about 2.5 m. c is a drainage channel and d is a staircase. .

When passing through this sloping tunnel, pedestrians as shown in Figs. 11 and 12 are used rather than walking on the ground for work efficiency.

The apparatus shown in FIG. 11 is for winding and rewinding, by a hoisting device h, a line g attached to a pedestrian f traveling by wheels on rails e laid on the floor of an inclined tunnel b.

The device shown in FIG. 12 is a device in which a guide rail i is provided on the ceiling of an inclined tunnel b, and a car box k is hung from a drive traveling device j which has a built-in drive device and which is suspended by the guide rail i and self-propelled. The pinion of the drive traveling device j meshes with the rack mounted on the guide rail i to travel.

[Problems to be Solved by the Invention] The device shown in FIG. 11 is the same device as the coal mine carriage that has been used for a long time, but since the hoisting device h and its control unit are on the ground, many It is good for large-capacity equipment that carries a large number of people.
Therefore, if there is a long horizontal part in the middle of the sloping tunnel b, or if there is an uphill on the opposite shore as in the inspection corridor of the dam dam a (see FIG. 9),
Difficult to use.

The device shown in FIG. 12 can also be moved uphill on the opposite shore, but the drive traveling device j is mounted on the ceiling of the inclined tunnel b.
However, the car box k becomes smaller due to the existence of the above, and the existing tunnel has a drawback of interfering with the tunnel certifying device.

INDUSTRIAL APPLICABILITY The present invention makes the size of the passenger compartment as large as possible within the cross section of the tunnel, and uses the floor and side surface of the existing tunnel with the fewest obstacles to freely move downhill, uphill, and horizontal portions. The purpose is to provide a trolley for a sloping tunnel.

[Means for Solving Problems] As an inclined tunnel, as shown in FIG.
If there is an uphill m and a horizontal part n, and if the passenger compartment is moved horizontally between them in order to ensure the safety of passengers, the circular size of the passenger compartment is the maximum space. The function is satisfied if the circular boarding room o is hung from the ceiling of the tunnel with the suspension device p and the function is satisfied, but it is necessary to provide a guide rail on the ceiling of the tunnel.
Considering the gap between the passenger compartment o and the tunnel floor when the passenger compartment o sways, the circular shape of the passenger compartment o becomes considerably small.

Therefore, the present invention has a guide rail attached to the side surface of the tunnel while keeping a certain distance from the floor of the tunnel, a guide device movably provided along the guide rail, and a guide device pivotally supported by the guide device. A cylindrical passenger compartment, and a large-diameter wheel rotatably provided concentrically on the outer periphery of the passenger compartment and capable of rolling along the tunnel floor surface. Is.

[Operation] When the passenger compartment supported on the circular inner peripheral surface of the wheel is moved along the guide rail on the side surface of the tunnel through the guide device, the wheel runs while rotating along the floor surface of the tunnel.

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1, reference numeral 1 is a passenger compartment, and a door 2 is provided on one side surface for passengers to enter and exit.

Reference numeral 3 denotes a wheel, which is made to have a large diameter within an allowable range with respect to the height of the tunnel cross section, the outer peripheral surface 4 of the wheel 3 is in contact with the floor surface 5 of the tunnel, and the wheel 3 rotates. Is designed to run on the floor 5 in the length direction of the tunnel. The wheel 3 is formed with an inner peripheral surface 6 having a circular shape and a large diameter, which is concentric with the outer peripheral surface 4. The passenger compartment 1 is located in the inner peripheral surface 6, and the passenger compartment 1 has an inner peripheral surface 6 It is made to the maximum size that is acceptable for its diameter. The weight of the passenger compartment 1 is loaded on the inner peripheral surface 6 of the wheel 3 by the receiving rollers 7 mounted on the lower portion of the passenger compartment 1, and the guide rollers 8 mounted on the upper portion of the passenger compartment 1 are located inside the wheel 3. The wheels 3 are guided by the peripheral surface 6, and the wheels 3 can rotate with respect to the passenger compartment 1 via the receiving rollers 7 and the guide rollers 8.

As shown in FIG. 2, a guide rail 11 having an H-shaped cross section is attached to the side surface 9 of the tunnel at a constant distance 10 from the floor surface 5. In the illustrated embodiment, the constant distance 10
Is slightly smaller than the radius of the outer peripheral surface 4 of the wheel 3. And along the entire length of the guide rail 11, the third
A rack 12 is attached as shown.

In FIG. 3, reference numeral 13 is a guide device having a substantially U-shape, which is configured to move along the guide rail 11 by the guide roller 14 and which is engaged with the rack 12 by a pinion.
15 and a drive device 16 for rotating the same are attached. A drive motor 17 is further attached to the drive device 16 as shown in FIG. 4, and when the drive motor 17 is rotationally driven, the pinion 15 is decelerated and rotated via the drive device 16, and the guide device 13 moves to the guide rail. It is designed to run along 11.

A horizontal connecting pin 18 is fixed to the side surface of the guide device 13 as shown in FIGS. The tip of the connecting pin 18 is pivotally attached to the side surface of the passenger compartment 1 by a bearing 19.
A brake plate 20 is fixed to the connection pin 18, and a brake 21 is attached to the passenger compartment 1 so as to sandwich the brake plate 20. The passenger compartment 1 is provided with a guide device 13 except when necessary.
It is fixed so as not to rotate with respect to.

When the drive motor 17 shown in FIG. 4 is rotated, the pinion 15 is rotated while meshing with the rack rail 12, and the guide device 13
Guide rail 11 while pulling boarding room 1 with connecting pin 18
Drive along. At this time, the own weight of the passenger compartment 1 is applied to the floor surface 5 of the tunnel through the receiving rollers 7 and the wheels 3 shown in FIG.
Supported by the wheel 3, the wheel 3 travels on the floor surface 5 while rotating.

In the above-described embodiment, the drive device 16 is attached to the guide device 13, but the drive device shown in FIGS. 5 to 7 can be used.

FIG. 5 shows the gears on the outer peripheral surface and the inner peripheral surface of the wheel 3, respectively.
22 and 23 are provided, and a drive pinion 24 which is rotated by a drive device provided in a passenger compartment (not shown) is meshed with a gear 23 on the inner peripheral side, and a gear 22 on the outer peripheral side is attached to a rack rail 25 provided on the floor surface 5 of the tunnel. When the drive pinion 24 is rotated in the passenger compartment, the wheels 3 travel along the rack rails 25 on the floor surface 5 along with the passenger compartment.

The drive device shown in FIG. 6 separates the guide device 13 having the connection pin 18 from the drive device 16 having the drive motor 17,
Connected by the connecting rod 26, the guide device 13 and the drive device 16
1 and 2 sets can be connected and driven, and the number and shape of the driving devices 16 can be freely designed.

As shown in FIG. 7, the drive unit 16 is installed on the ground, and the guide unit 13 is pulled by a tow line 27 such as a wire rope or a chain that moves along the guide rail 11 so that the guide unit 13 travels. It was done.

[Effects of the Invention] The present invention has the following effects.

(I) Since the load is received on the floor surface of the tunnel and there is no shaking of the transportation equipment, there is no need for a large spatial allowance for the floor and ceiling of the tunnel in consideration of the shaking.

(Ii) A large space can be taken in the boarding room.

(Iii) Since the diameter of the wheel can be increased, there is little influence on the unevenness of the floor surface, and the riding comfort is good.

(Iv) Since only the floor and side surfaces of the tunnel are used for installation, the installation work is easy and the existing tunnel can be installed easily.

(V) Various drive devices can be adopted.

(Vi) Since the outside has a single wheel with a large diameter, tunnels with various slopes can also run.

[Brief description of drawings]

FIG. 1 is a side view of an embodiment of the present invention as seen from line II of FIG. 2, FIG. 2 is a front view as seen from line II-II of FIG. 1, and FIG. 3 is FIG. III is an enlarged sectional view of a portion III, FIG. 4 is a side view seen from the line IV-IV of FIG. 2, FIGS. 5 to 7 are side views showing another embodiment of the driving device, and FIG. FIG. 9 is a side view showing the concept of the present invention, FIG. 9 is a vertical sectional view of an inspection corridor of a dam weir, which is an example of an inclined tunnel, FIG. 10 is an enlarged sectional view of the inspection corridor, and FIG. 11 is an example of a conventional device. FIG. 12 is a side view showing another example of the conventional device. In the figure, 1 is a passenger compartment, 3 is wheels, 5 is a floor surface, 9 is a side surface, and 10 is a side surface.
Is a fixed distance, 11 is a guide rail, and 13 is a guide device.

 ─────────────────────────────────────────────────── ─── Continuation of the front page Examiner Manji Mizutani (56) References JP-A-59-130902 (JP, A) SAIKAI 61-100666 (JP, U)

Claims (1)

[Claims] 1. A guide rail attached to a side surface of the tunnel while keeping a constant distance from a floor surface of the tunnel, a guide device movably provided along the guide rail, and pivotally supported by the guide device. A cylindrical passenger compartment, and a large-diameter wheel rotatably provided concentrically on the outer periphery of the passenger compartment and capable of rolling along the tunnel floor surface. Car for inclined tunnel.