JP2009068163A - Expandable/contractible interrupting equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide interrupting equipment which can be installed in a necessary place when necessary by virtue of easiness of conveyance, and which can be temporarily or periodically and appropriately opened/closed. <P>SOLUTION: An air blower is mounted in a box body, the one lateral wall of which is provided with an opening, and an expandable/contractible bag-like interrupting machine is mounted inside the box body in such a manner as to surround an exhaust port of the air blower. When air is supplied into the interrupting machine by operating the air blower, the interrupting equipment is substantially horizontally elongated from an opening of the box body so as to maintain a tensioned mode. When the operation of the air blower is stopped, air pressure inside the interrupting machine is decreased so as to relax the tensioned mode. The interrupting equipment is constituted as above. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

The present invention relates to a shut-off device for closing a passage such as a road regularly or temporarily, and particularly lightweight and small when stored.

Conventionally, as a shut-off device, one installed at a train crossing or one installed at a toll gate on a toll road is well known.

There is also known a warning device that is not a shut-off device but can be extended and contracted.

The above-mentioned blocking device is generally fixedly installed at a specific position, but when a road is damaged by a natural disaster such as a landslide, it becomes impossible or dangerous to pass. Therefore, it is necessary to block traffic of automobiles or the like before the damaged position of the road.

When it becomes necessary to cut off the traffic of a car or the like before the damaged position of the road, an operator is dispatched to the site to artificially perform the blocking work.

For example, as described in the patent literature, it is conceivable to install a warning device, but this device also calls attention but cannot block the road.

Utility model No. 2594666

As described above, the conventional shut-off device could not be installed at the necessary place when needed, but the shut-off device that can be appropriately opened or closed temporarily was expected but was not realized. The present invention solves these problems.

  The first invention is a blocking device for closing a passage periodically or temporarily, and a blower is mounted on the other inner wall of the box body supported by the base and provided with an opening on one side wall, A retractable bag-shaped circuit breaker is mounted inside the box so as to surround the exhaust port of the blower. When air is supplied into the circuit breaker by operating the air blower, When the air pressure of the circuit breaker rises and extends substantially horizontally from the opening of the box to maintain the tension state, the passage is closed, and the operation of the blower is stopped, the air pressure inside the breaker decreases. Thus, the tensioning mode is relaxed and the closed state is released.

In the present invention, when it is necessary to block traffic on a road or the like, the air blower is operated to supply air into the blocker, and then the air pressure inside the blocker rises to substantially increase from the opening of the box. In other words, it is extended in the horizontal direction to maintain the tension mode and close the passage.

Further, when opening the passage, when the operation of the blower is stopped, the air pressure inside the breaker is reduced, the tension state is relaxed, the closed state is released, and the closed state of the passage is released. Become.

A second invention is a telescopic breaker configured to store the breaker in a box body in a state where the tension mode of the breaker is relaxed based on the first invention.

In the present invention, when the closed state of the passage is released, it is possible to fold and store the breaker in a state where the tension state is relaxed.

A third aspect of the invention is a telescopic breaker provided with a drain piece along the bottom of the breaker on the premise of the first or second aspect of the invention.

In the present invention, since the water slice is provided along the bottom of the circuit breaker, water droplets that adhere even when the circuit breaker gets wet due to rain or the like can easily drip along the water slice and leave the circuit breaker. Therefore, the circuit breaker becomes heavy and does not bend downward.

A fourth aspect of the invention is a telescopic breaker that is based on any one of the first to third aspects of the invention, and is provided with an openable / closable door at the opening of the box.

In the present invention, since a door that can be freely opened and closed is attached to the opening of the box, the closed state of the passage is released, and the breaker in a state in which the tension state is relaxed is folded and stored in the box, Since the opening can be closed, it can be appropriately managed.

A fifth invention is a telescopic blocking device in which a light emitter is mounted in the vicinity of a blower on the premise of any one of the first to fourth inventions.

In the present invention, when the circuit breaker is made of a transparent or semi-transparent material, the extended circuit breaker can be easily seen even at night by causing the light emitter to emit light.

A sixth invention is a telescopic breaker configured on the basis of any one of the first to fifth inventions, and the breaker is configured to bend even in a tension state.

In the present invention, since the circuit breaker is configured to bend even in a tension state, even if the road is closed in the event of a disaster, it is necessary to pass a vehicle or the like for recovery or rescue. Even if it does not do, since the said car can bend and pass the said circuit breaker, it can respond quickly to an emergency.

A seventh invention is based on any one of the first to fifth inventions, and is provided with a wire winding means on a box, and one end of the wire is fixed to the winding means, and the other end of the wire Is a telescopic breaker fixed to the inside of the vicinity of the protruding tip of the breaker.

In the present invention, one end of the wire is fixed to the winding means, and the other end of the wire is fixed to the inside of the vicinity of the protruding tip of the circuit breaker. Therefore, the wire is cut off when the winding means winds up the wire. The protruding tip of the machine is pulled in the solid direction from the inside.

The eighth invention is a telescopic breaker which is based on the seventh invention and retracts the protruding end of the breaker from the inside to the inside of the box body when the wire winding means winds the wire. is there.

In the present invention, the wire winding means winds the wire, so that the protruding end of the circuit breaker is pulled from the inside toward the box and is housed inside the box.

9th invention presupposes 7th or 8th invention, A plurality of wire support pieces in which a through hole is partially opened are installed in the breaker along the extending direction. It is a telescopic blocking device inserted through a through hole.

In the present invention, a plurality of wire support pieces each having a through hole are mounted in the breaker, and the wire is inserted into the through hole. Therefore, when the wire winding means is operated, the wire is moved to the wire. It will be wound up in the state supported by the support piece.

The tenth invention is based on any one of the seventh to ninth inventions, and is provided with a through-hole through which a wire is inserted in the box, and a wire rod winding means mounted on the outer wall of the box It is a free shut-off device.

In the present invention, a through-hole through which the wire is inserted is opened in the box, and the wire winding means is attached to the outer wall of the box, so that the wire winding means is attached to the box when necessary. Can do. Note that the mounting of the wire winding means may be omitted because of cost or the like.

An eleventh aspect of the invention is a telescopic breaker that is based on any of the seventh to tenth aspects, wherein at least two wires are mounted on opposing side walls inside the breaker.

In the present invention, since at least two wires are mounted on opposite side walls inside the circuit breaker, when the wire winding means is operated, the opposing side walls are synchronously pulled and contracted.

A twelfth aspect of the invention is a telescopic breaker configured on the basis of any of the first to eleventh aspects of the invention, and the blower is configured to operate by a wireless device.

In the present invention, since the blower is configured to be operated by a wireless device, even an unmanned person can extend and retract the extendable shut-off device when necessary.
In the event of a disaster, the operation of the shut-off device may be urgent, but in such a case, a person can respond quickly by operating the wireless device.

The thirteenth invention is based on any one of the first to twelfth inventions, and is configured such that a fastener is attached to the circuit breaker and the air inside the circuit breaker is quickly discharged by opening the fastener. In the present invention, since the air inside the circuit breaker can be discharged in large quantities quickly by opening the fastener, the circuit breaker can be quickly contracted.

  In the telescopic breaker according to the present invention, when it becomes necessary to block traffic on a road or the like, the blower is operated to supply air into the breaker, and then the air pressure inside the breaker increases. When the passage is closed by extending in a substantially horizontal direction from the opening of the box body and closing the passage, when the operation of the blower is stopped, the air pressure inside the breaker is The tension state is relaxed and the closed state is released, and the closed state of the passage is released, so that the conventional breaker can be easily installed in an inappropriate place, and the breaker can be folded. Can be transported easily by folding

  The drawings show various embodiments, FIG. 1 is a front view showing a state in which the circuit breaker according to the first embodiment of the present invention is housed, and FIG. 2 is a block diagram according to the first embodiment of the present invention. FIG. 3 is a front view of the first embodiment of the present invention, and FIG. 4 is a right side view of the first embodiment of the circuit breaker. FIG. 4 is a circuit breaker of the first embodiment of the present invention. It is a left view of the state where was extended.

5 is a partial perspective view of the second embodiment with the breaker housed therein, FIG. 6 is a partial cross-sectional view of the second embodiment with the breaker slightly extended, and FIG. 7 is the second embodiment. FIG. 8 is a partial cross-sectional view of a state in which the circuit breaker of the second embodiment is fully extended. FIG.

FIG. 9 is a front view showing a state in which the circuit breaker of the third embodiment is fully extended.

FIG. 10 is a partially enlarged cross-sectional view showing the wire rod support piece of the second embodiment.

In addition, the same code | symbol is attached | subjected to the site | part common to each Example.

In these drawings, reference numeral 1 denotes a box fixed to the upper end of the base 6, and an opening 2 is opened on the right side, and a blower 3 is mounted on the left inner wall and the blower 3 corresponds to an intake hole. A circular ventilation hole is opened in the part to be.

Inside the box 1, a semitransparent bag-like circuit breaker 4 is mounted so as to be able to surround the exhaust port of the blower 3. The blower 3 is operated to air in the breaker 4. Is supplied (see arrow A in FIG. 6), the air pressure inside the circuit breaker 4 rises and extends substantially horizontally from the opening 2 of the box 1 to maintain the tension state. The passage 5 is closed (see FIGS. 2 and 9).

The horizontal length of the circuit breaker 4 in the extended state is 3 m to 4 m.

Next, when the operation of the blower 3 is stopped, the air pressure inside the breaker 4 is reduced and the tension is eased. Therefore, when the fan is folded and stored in the box 1 from the opening 2, the passage 5 is closed. The state is released (see FIGS. 1 and 5).

Therefore, when a disaster or the like occurs and it becomes necessary to block the passage of the passage 5 at a predetermined position, a shut-off device is installed at a predetermined position, and the blower 3 is operated to supply air into the breaker 4. When supplied, the air pressure inside the circuit breaker rises and extends substantially horizontally from the opening of the box to maintain the tension state and close the passage 5.

Further, when opening the passage, when the operation of the blower 3 is stopped as described above, the air pressure inside the breaker 4 is reduced, the tension state is relaxed, the closed state is released, and the passage 5 The closed state is released.

A saw-shaped water piece 7 is provided in the horizontal direction along the bottom of the circuit breaker 4. Even when the circuit breaker 4 gets wet by rain or the like, water droplets adhering to the surface can be easily along the water piece 7. Since it drops and is removed from the circuit breaker 4, even if the circuit breaker 4 is in the extended state, it does not bend downward due to an increase in weight due to water droplets.

Although not shown in the figure, a door that can be opened and closed is attached to the opening 2 of the box 1, the closed state of the passage 5 is released, and the breaker 4 in the contracted state is folded to fold the inside of the box 1. When the opening 2 is closed after being stored, the blocking device can be properly managed.

In addition, a light emitter 8 is mounted in the vicinity of the blower 3 (see FIGS. 6 and 8), and since the circuit breaker 4 is formed of a translucent material, the light emitter 8 blinks or is constantly lit. The extended barrier 4 can be easily seen even at night.

Further, the material of the circuit breaker 4 is formed of a supple material such as polyester, and is configured to bend by a certain amount of force even in a tension state.

Therefore, even if the road 5 is closed in the event of a disaster, when a vehicle for restoration or rescue is to be passed, the vehicle may bend through the breaker 4 without extending or retracting the breaker each time. So you can respond quickly to emergency situations.

5 to 8, a wire rod winding device 9 for folding and storing the circuit breaker 4 in the box body 1 is mounted on the outer wall of the box body 1 on the side opposite to the opening 2. A pair of pulleys 10 are rotatably mounted on the upper and lower portions of the wire rod winding device 9.

Then, one end of a polyester stranded wire 11 having a diameter of 1 mm as a wire is fixed to the winding device 9, and the other end of the polyester stranded wire 11 is fixed to the inside of the vicinity of the protruding tip of the circuit breaker 4 ( (See FIG. 8).

Accordingly, when the blower 3 is operated, as shown in FIG. 6, air is supplied into the breaker 4, and the breaker 4 is expanded and stretched while the polyester twisted wire 11 is fed from the winding device 9. However, when the polyester stranded wire 11 is unwound from the winding device 9, the winding device 9 rotates counterclockwise (see FIG. 6), and the breaker 4 does not fall downward due to resistance at that time. It gradually extends in the horizontal direction (see FIGS. 5 to 7).

Further, when the operation of the blower 3 is stopped and the winding device 9 is rotated in the clockwise direction, the polyester stranded wire 11 is wound around the winding device 9, and the breaker 4 is a box from the inner side of the protruding tip. Pulled into the body 1 (see FIG. 8)) and stored in the box 1.

A plurality of wire support pieces 12 are mounted at equal intervals (10 cm) along the extending direction on the upper and lower edges of the breaker 4 (see FIGS. 6, 8, and 10). The support piece 12 is partially provided with a through hole 13, and the polyester stranded wire 11 is inserted into the through hole 13.

Therefore, when the winding device 9 rotates in the direction of winding the polyester stranded wire 11, the polyester stranded wire 11 is wound while being supported by the wire support piece 12.

A through hole through which the polyester stranded wire 11 communicates is formed in the left side wall of the box 1. Reference numeral 14 denotes a cover (see FIG. 8) having an opening 15 on the lower side.

As described above, since two polyester stranded wires 11 are mounted on opposite side walls (upper and lower sides) inside the circuit breaker 4, when the wire rod winding device 9 is operated, the opposing side walls are pulled synchronously. Will contract.

Although not shown, when the blower 9 and the winding device 9 are configured to be operated by a wireless device, the shut-off device can be extended and contracted when necessary even when unmanned. In the event of a disaster, the operation of the shut-off device may be urgent, but in such a case, a person can respond quickly by operating the wireless device.

Further, although not shown in the figure, a fastener is attached to the bottom of the circuit breaker 4 so that a large amount of air inside the circuit breaker 4 is discharged in a short time by opening the fastener.

In FIG. 9, two pairs of blocking devices are fixedly arranged opposite to each other across the road 5, and both are installed outside the guardrail 16.

It is a front view in the state where the circuit breaker of the 1st example of the present invention was stored. It is a front view of the state where the circuit breaker of the 1st example of the present invention was fully extended. It is a right view of the state where the circuit breaker of the 1st example of the present invention was extended. It is a left view of the state where the circuit breaker of the 1st example of the present invention was extended. It is a fragmentary perspective view of the state where the circuit breaker of the 2nd example of the present invention was stored. It is a fragmentary sectional view in the state where the circuit breaker of the 2nd example of the present invention was extended a little. It is a fragmentary perspective view of the state where the circuit breaker of the 2nd example of the present invention was extended a little. It is a fragmentary sectional view in the state where the circuit breaker of the 2nd example of the present invention was extended completely. It is a front view of the state by which the circuit breaker of the 3rd Example of this invention was fully extended. It is a partial expanded sectional view which shows the wire support piece of the 2nd Example of this invention.

Explanation of symbols

1 Box 2 Opening 3 Blower 4 Breaker 5 Passage (Road)
6 Base 7 Draining piece 8 Light emitter 9 Wire winding device 10 Pulley 11 Polyester twisted wire 12 Wire support piece 13 Through hole 14 Cover 15 Opening 16 Guardrail

Claims (13)

A shut-off device for closing a passage periodically or temporarily, a blower is mounted on the other inner wall of a box body supported by a base and provided with an opening on one side wall, and the inside of the box body Is fitted with a stretchable breaker that surrounds the exhaust port of the blower, and when the blower is operated and air is supplied into the breaker, the air pressure inside the breaker increases. Then, it extends substantially horizontally from the opening of the box body, maintains the tension mode, closes the passage, and stops the operation of the blower. A telescopic breaker configured to be relaxed to release the closed state. The interruption | blocking apparatus of Claim 1 comprised so that the said interruption | blocking device may be accommodated in a box in the state in which the tension | tensile_strength aspect of the interruption | blocking machine was eased. The telescopic breaker according to claim 1 or 2, wherein a water slice is provided along the bottom of the breaker. The extendable shut-off device according to any one of claims 1 to 3, wherein an openable / closable door is attached to the opening of the box. The telescopic breaker according to any one of claims 1 to 4, wherein a light emitter is mounted in the vicinity of the blower. 6. The telescopic breaker according to claim 1, wherein the breaker is configured to bend even in a tension state. A wire rod winding means is provided in the box, one end of the wire rod is fixed to the winding means, and the other end of the wire rod is fixed inside the vicinity of the protruding tip of the circuit breaker. The telescopic breaker according to any one of claims 6 to 6. The telescopic breaker according to claim 7, wherein the wire winding means winds up the wire, whereby the projecting end of the breaker is pulled and housed from the inside into the box. The expansion and contraction according to claim 7 or 8, wherein a plurality of wire support pieces each having a through hole are installed in the breaker along the extending direction, and the wire is inserted through the through hole. Flexible shut-off device. The stretchable blocking device according to any one of claims 7 to 9, wherein a through-hole through which a wire is inserted is formed in the box, and a wire winding means is mounted on the outer wall of the box. The stretchable breaker according to any one of claims 7 to 10, wherein at least two wires are attached to opposite side walls inside the breaker. The telescopic breaker according to any one of claims 1 to 11, wherein the blower is configured to be operated by a wireless device. The stretchable breaker according to any one of claims 1 to 12, wherein a fastener is attached to the breaker and the air inside the breaker is quickly discharged by opening the fastener.

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