JPH0732811B2 - Wall climbing equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

[Industrial application] This invention is applied to building
It can be used for climbing the outer wall to enter the upper floor, and for sports
In the field, it is also related to wall climbing equipment that can be used for wall climbing
Of.

[0002]

2. Description of the Related Art Conventionally, a portable ladder or the like is generally used as an entrance to the upper floor at a fire site where a ladder car cannot be used, but it cannot be used unless there is a scaffold for hanging the ladder. If the indoor passage was narrow, it was extremely difficult to carry. In general, in a fire-resistant building fire, it is often difficult to enter indoors due to heavy smoke and hot air, and how to enter from the outside of the building by cutting off the entrance path from the indoors to the upper floor is a problem in fire fighting activities. It was

Further, in the field of sports, when climbing a wall surface, it was often impossible to climb the mountain without ruggedness on the wall surface and cracks on the wall surface for fitting the metal fittings for climbing.

[0004]

DISCLOSURE OF THE INVENTION The present invention is a natural movement for a firefighter to attach a suction cup (1) to a limb of an outer wall of a building, which cannot be moved up and down with conventional equipment for fire fighting, and to climb the wall.
Switch (3) or footrest (4) to switch the valve
Activate (2) to switch between suction and release of suction cup (1)
The was, is intended to be able to enter the upper floor.
Further, the present invention enables the climbing of a sports wall surface, which cannot be climbed on a wall surface which is almost vertical without any clues.

[0005]

The present invention is directed to a main vacuum pipe.
Four suction cups (1) with three-way switching valves (2) connected to the four vacuum pipes (8) branched from (7 )
The four suction cups (1) have a handle (3) on the upper surface.
For the hand is pivotally attached and the leg rest (4) is set to two each for the legs that are pivotally attached. 3-way switching valve (2)
The root of the attachment leads to the suction cup (1), and the mouth of the attachment is vacuum piping.
Vacuum suction side (14) connecting (8), the other port is open to the atmosphere
It is on the side (15) and the valve stem is not
Hand (3), foot rest (4) for legs, and link machine
This is a configuration in which they are connected via the structure (6). Main of this configuration
Used by connecting the vacuum piping (7) to a vacuum generator
Is. The main structure of the sucker (1) for the hand is the same as that of the sucker (1) for the foot, except that the footrest (4) for the foot is provided with a return spring (5) , a pedal and a fixing band (12).
It is a point .

[0006]

[Action] Operation of the suction cup (1) for hand gripping the handle (3) of the suction cup (1) by hand, sucker (1) the handle operating the handle (3) while pressing on the wall downward angle (11 ) To the lower limit, the link mechanism (6) interlocks with that angle and switches.
The switching angle (10) of the valve (2) becomes the lower limit and becomes the vacuum suction side (14), and the main vacuum connected to the vacuum generating device.
The air in the suction cup (1) is sucked through the pipe (7) and the vacuum pipe (8), and the suction cup (1) is adsorbed and fixed on the wall surface.
Further, in this state, the handle (3) is moved upward and the handle operation angle (1
If you move to the upper limit of 1), link mechanism (6) at that angle
And the switching angle (10) of the switching valve (2) reaches the upper limit, the atmosphere is opened to the atmosphere (15), air enters the suction cup (1), and adsorption to the wall surface is released . This operation is consistent with the natural movement of a person trying to climb a wall .

The operation of the foot sucker (1) is performed by sucking the foot.
Attach to the footrest (4) of (1) with the fixing band (12),
While pressing the suction cup (1) against the wall, lower the footrest (4)
If you move it to one side, it will be the same as the operation of the hand suction cup (1).
(1) is adsorbed and fixed on the wall surface. Also, in this state
If you move the cage (4) upward, you can operate the suction cup (1)
Similarly, adsorption to the wall surfacereleaseTo be done. In addition, a sucker for the foot
In the case of (1), lift the legs and remove the weight from the leg rests (4)
The return spring (5) acts inSwitching valve
The switching angle (10) of (2) becomes the upper limit and is forcedly large.
It is switched to the air release side (15). This operation is also a person
There is no contradiction with the natural movement of climbing a plane.

[0008]

【Example】 Examples will be described with reference to the drawings. Figure
Of the grip (3) that is axially attached to the hand suction cup (1) shown in FIG.
At the operating angle (11), the switching angle (1
0) the operating state of the link mechanism (6) interlocking, and
Footrest pivoted on the sucker (1) for the foot shown in FIG.
The operation status of the return spring (5) in (4)
As shown in Figures 3 and 4, respectively, the handle (3) or foot
With a small angle movement of the hook (4), as shown in FIG.
(2) is switched to a substantially right angle. 2 limbs for limbs
Connect the board (1) with the main vacuum piping (7) and vacuum piping (8)
FIG. 6 shows the entire structure of the above. Also, attach to the footrest (4)
FIG. 7 shows how the pedal and the fixing band are attached.

[0009] The switching angle (1
0) and the handle operation angle (11)
The change angle (10) is 90 degrees, whereas the handle operation angle
20 when the degree (11) is about 10 cm for the handle (3)
Ideally, the link mechanism (6) should be below
Target.

[0010] Return spring (5) is a suction cup for the foot
In (1) and not in the hand suction cup (1), the feet are
Do not be able to perform dexterous work and manual work as necessary
Return spring when you release the handle (3)
If there is a switch, the switching valve (2) will be on the atmosphere open side (15) and the suction cup
This is because (1) falls. This is in many trials
It is the result obtained in.

The suction cup (1), which plays a major role in the present invention, has a bowl-like shape with its suction surface made of an elastic material such as rubber, and has a non-air-permeable sponge on the outer circumference of the suction surface. When pasted, even if there is some unevenness on the wall to prevent air leakage, it becomes high adsorptivity. Further, as one of the features of the present invention, even if there is some air leakage, the main vacuum piping (7)
If the capacity of the vacuum generating device that is continuously vacuum-sucked and is greater than the amount of leaked air, the adsorptivity does not decrease.

Further, when a weight is applied to the handle (3) and the footrest (4) of the suction cup (1), a moment acts, so that the suction cup (1) is detached from the upper end of the suction cup (1) with the lower part as a fulcrum. Become. With support bracket (13) In order to prevent this
When kicking, and that the adsorption state of the suction cup (1) is extremely stable
Become Further, the support fitting (13) also has an effect of increasing ground friction on the wall surface.

As a further consideration for safety, vacuum piping
When the check valve (9) is provided in (8), the switching angle (3) of the switching valve (2) in the three directions during operation of one of the four suction cups (1) adsorbed on the wall surface ( When 10) is in the middle, the suction cup (1) and the mains connected to it
The vacuum piping (7) and the vacuum piping (8) may be open to the atmosphere, but the vacuum in the remaining three suction cups (1) is
Even if the main vacuum pipe (7) is maintained or the main vacuum pipe (7) is open to the atmosphere due to disconnection of the main vacuum pipe (7) or the vacuum generator is broken, the inside of the four suction cups (1) The vacuum will be maintained.

For example, if a firefighting activity site using the present invention is
Firefighters were dressed from the floor directly below, on a higher floor where child cars could not reach.
If you wear it and go up and down the outer wall, usually firefighters are in high places.
Since it is natural to use safety ropes during work,
Even if one or four suckers (1) may be released,
Each is a two-tiered fall and the body is not shocked
Is what is retained.

[0015]

[Effects of the Invention] Wall climbing, which has been a subject until now
Also, the hand and foot sucker (1) of the present invention can be used by a person with both hands and feet.
Each one is attached and adsorbed on the wall to support the weight, one by one
If you change the position of the limbs and move the position of the body,
It is possible to move up and down even on a vertical wall with some irregularities.
It was possible.

[0016] According to the present invention, on the wall of the fire building can be firefighters is raised and lowered, it is possible to enter the upper floor, firefighting, rescue activities has become easy.

Further , since the operation of the device of the present invention does not contradict the natural movement of a person climbing a wall surface and safety is taken into consideration, it can be utilized as a climbing wall surface for sports.

[Brief description of drawings]

FIG. 1 is a structure and outline view of a suction cup for a hand .

FIG. 2 is a structure and outline view of a sucker for a foot .

FIG. 3 is an explanatory diagram of a structure and an operating state of a link mechanism .

FIG. 4 is an explanatory diagram of an operation state of a return spring .
It

[Fig. 5] Switching between the vacuum suction side and the atmosphere open side of the switching valve
It is explanatory drawing of an operating condition.

[FIG. 6] Four suction cups, main vacuum piping , and vacuum piping were combined.
It is the whole block diagram.

FIG. 7 is a diagram showing how a footrest pedal and a fixed band are attached.

[Explanation of symbols]

1 Sucker 2 Switching valve 3 Handle 4 Footrest 6 Link mechanism 7 Main vacuum piping 8 Vacuum piping

Claims (1)

[Claims] 1. A true tube branched from a main vacuum pipe (7).
A hand with a 3-way switching valve (2) connected to an empty pipe (8)
It consists of two suckers (1) for each leg, and each sucker (1) is
The valve of the switching valve (2) that switches to the state of empty suction or open to the atmosphere
A handle (3) for a hand in which a rod is pivotally attached to each sucker (1) or
It connects with the footrest (4) for the foot through the link mechanism (6).
And it is wall climbing equipment.