JP3044372B2 - Gate for shielding - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shielding gate for blocking a passage in order to restrict a vehicle from entering a shopping street, a school road or the like for a predetermined time. The gate bar is rotatably supported by a pole such as a telephone pole,
The present invention relates to a shielding gate that blocks a passage by closing a gate bar.

[0002]

2. Description of the Related Art Conventionally, the traffic of vehicles on shopping streets, school roads, and the like has been controlled by human hands, such as installation of shields and ropes.

[0003]

As described above, in the conventional method, that is, the method of installing the shield and adjusting the rope,
Vehicles trying to pass through gaps in shields,
There is a problem that it is not possible to provide a sufficient shielding function by removing the rope without permission, and it takes a lot of labor to set up the shield and adjust the rope, so it is necessary to install it with a lot of effort and at a fixed time There was a time constraint, and labor saving was desired.

Recently, a shielding gate for automatically opening and closing the gate has been proposed. However, a complicated mechanism such as a rack, a pinion, an actuator or the like is required as an opening and closing mechanism of the gate, resulting in an increase in cost. In addition, failures are likely to occur, and there are problems in terms of maintenance and durability.

[0005] The present invention has been made in view of such circumstances, and in a shielding gate capable of restricting the entry of vehicles into a shopping street, a school road, or the like for a predetermined time, it is possible to reliably shield the passage, It is an object of the present invention to provide a shielding gate which can be closed and opened automatically with a low cost, a simple structure, and no manual operation.

[0006]

According to a first aspect of the present invention, there is provided a shielding gate, wherein a gate bar is rotatably supported on a support by an opening / closing mechanism, and the gate bar is closed by closing the gate bar. In the shielding gate that blocks the passage, the opening and closing mechanism of the gate bar includes a biasing unit that biases the gate bar in a blocking direction, a weight tank provided on a base side with respect to a rotation axis of the gate bar, and a liquid in the weight tank. And a liquid circulating system for supplying and discharging the liquid. By filling the weight tank with the liquid, the gate bar is opened against the urging means, and the liquid is discharged from the weight tank. The gate bar is closed in the blocking direction by the urging means.

According to a second aspect of the present invention, there is provided a shielding gate in which a gate bar is rotatably supported by a column by an opening / closing mechanism, and the passage is closed by closing the gate bar. A weight tank attached to the tip end side of the rotation axis of the gate bar, a liquid circulation system for supplying and discharging the liquid into and from the weight tank, and a counterweight of a predetermined weight provided on the base side of the rotation axis of the gate bar. By filling the weight tank with liquid, the gate bar is closed in the blocking direction, and discharging the liquid from the weight tank opens the gate bar.

According to a third aspect of the present invention, there is provided a shielding gate wherein a gate bar is rotatably supported by a support by an opening / closing mechanism, and the passage is closed by closing the gate bar. Is a biasing means for biasing the gate bar in the opening direction, and a weight tank attached to the tip side of the rotation axis of the gate bar,
A liquid circulating system for supplying and discharging liquid into and from the weight tank, and by filling the weight tank with liquid, the gate bar is closed in a blocking direction against the urging means, and By discharging the liquid from the tank, the gate bar is opened upward by the urging means.

According to a fourth aspect of the present invention, there is provided a shielding gate, wherein a gate bar is rotatably supported by a supporting column by an opening / closing mechanism, and the passage is closed by closing the gate bar. Are weight tanks installed on opposite sides of the rotation axis of the gate bar, and liquid is supplied to both weight tanks.
It consists of a liquid circulation system for discharging, and the gate bar is closed in the blocking direction by filling the weight tank on the tip side of the gate bar with the liquid, and the gate bar is opened by filling the weight tank on the other side with the liquid. It is characterized by doing.

According to a fifth aspect of the present invention, there is provided the shielding gate, wherein a timer is provided in the liquid circulation system, so that the automatic opening and closing operation of the gate bar is performed in a timed manner.

According to a sixth aspect of the present invention, there is provided the shielding gate, wherein a power supply for a liquid circulation system for supplying and discharging the liquid into a weight tank provided on the gate bar is supplied from a solar panel. I do.

According to the shielding gate of the first aspect of the present invention, the gate bar is urged by the urging means such as a pressing spring in the closing direction for blocking the passage with respect to the support, and the gate bar rotates. A weight tank is installed on the base side of the shaft to supply liquid into the weight tank.
Since the discharge is performed by the liquid circulation system, to close the gate bar that blocks the passage, if the liquid is discharged from the weight tank, the gate bar is lowered by the urging means, and the passage is blocked. Then, when the weight tank is filled with liquid from the liquid circulation system, a moment force acts to operate the gate bar in a direction to open the gate bar against the urging means by the principle of leverage.

According to the shielding gate of the second aspect of the present invention, a weight tank is installed on the tip end side of the rotation axis of the gate bar, and a counter weight is installed on the other end opposite to the gate bar. Since the liquid is supplied and discharged from the liquid circulation system into the tank, when the passage is shut off, the liquid is filled from the liquid circulation system into the weight tank provided on the gate bar, and the moment force acts. Then, similarly, the gate bar is closed so as to block the passage by the principle of leverage. On the other hand, when the liquid is discharged from the weight tank, the gate bar rotates upward to open the passage due to the weight of the counterweight installed on the base side of the rotation axis of the gate bar.

According to the third aspect of the present invention, the weight tank is installed at the tip end side of the rotation axis of the gate bar, and a biasing means such as a pressing spring is provided to open the gate bar. Since the liquid is supplied and discharged from the liquid circulation system to the weight tank in the direction, if the liquid is filled from the liquid circulation system into the weight tank, the tip side of the gate bar becomes heavy,
The gate bar rotates in the closing direction to block the passage against the urging means by the principle of leverage, and when the liquid is discharged from the weight tank, the urging force of the urging means acts to rotate the gate bar upward. To open the passage.

According to the shielding gate described in claim 4 of the present invention, weight tanks are respectively installed on opposing sides with respect to the rotation axis of the gate bar, and liquid is supplied to and discharged from each of the weight tanks from the liquid circulation system. So that
Filling the weight tank on the tip side of the gate bar with liquid from the liquid circulation system increases the weight of the tip of the gate bar,
Due to the moment force, the gate bar closes to block the passage. On the other hand, if the liquid is filled from the liquid circulation system into the weight tank on the base side of the gate bar, the gate bar rotates upward to open the passage.

According to the shielding gate according to the fifth aspect of the present invention, since the timer is installed in the liquid circulation system, the pump, the automatic opening / closing valve, and the like which constitute the liquid circulation system at a predetermined time are provided. It can be driven and can reliably block passages and the like.

According to the shielding gate described in claim 6 of the present invention, since the power supply of the liquid circulation system for supplying and discharging the liquid from the liquid tank to the weight tank is supplied from the solar panel, the power is supplied from the solar panel. A connector means for connecting to a power supply or a home power supply is not always necessary, so that emergency driving becomes possible.

[0018]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the shielding gate according to the present invention will be described below in detail with reference to the drawings. FIG.
1 to 3 show a first embodiment of a shielding gate according to the present invention. FIG. 1 is an explanatory view of a configuration of a shielding gate showing a state where a passage is shielded, and FIG. FIG. 3 is a plan view of the shielding gate shown in FIG. 3, and FIG. 3 is a configuration explanatory view of the shielding gate showing a state where the passage is opened. FIG. 4 is a structural explanatory view showing a second embodiment of the shielding gate according to the present invention, FIG. 5 is a structural explanatory view showing a third embodiment of the shielding gate according to the present invention, and FIG. It is a structural explanatory view showing a fourth embodiment of a shielding gate according to the present invention.

First, a first embodiment of a shielding gate according to the present invention will be described in detail with reference to FIGS. FIGS. 1 and 2 show a state in which a passage is blocked. In the drawings, a shielding gate 10 according to the present invention is provided so that it can be easily attached to a column 1 such as a street light or a utility pole. The mounting part is a plate-shaped support member 11 and a cylindrical mounting holder 12 integrated with each other.
The support member 11 is fixed at about 1 m above the road surface 2.

The support member 11 is provided with a gate bar 13 for shutting off the passage. The gate bar 13 has a plate-shaped support portion 14 on the base side, which is substantially 90 degrees in the direction of the arrow in FIG. It is supported so as to be rotatable within a rotation range of degrees. The gate bar 13 is made of a synthetic resin. In order to maintain the gate bar 13 in the closed state shown in FIGS. 1 and 2, a pressing spring 16 is provided between the column 1 and the gate bar 13. It is interposed and installed.

Next, as an opening / closing mechanism of the gate bar 13, a weight tank 17 is installed in connection with the support portion 14 of the gate bar 13, and a water circulation system for supplying and draining water is installed in the weight tank 17. I have.
Although the liquid circulation system is described as a water circulation system in the present embodiment, oil and other liquids may be used. That is, the water tank 1 is
8, the water tank 17 can be filled or drained with water through a water supply line 19 and a water discharge line 20. When the weight tank 17 is filled with water, the pump 21 supplies water from the water tank 18 to the water supply line 1.
9, the weight tank 17 is filled with water, and at that time, the automatic on-off valve 22 is in a closed state. Then, to empty the weight tank 17, the water stored in the weight tank 17 is returned to the water tank 18 through the water discharge line 20 by opening the automatic opening / closing valve 22.

Incidentally, since a timer 23 for controlling the drive timing of the pump 21 and the automatic opening / closing valve 22 is provided and is of a timed type, the gate bar 13 automatically opens and closes at a predetermined time. Although not shown, the timer 23, the pump 21, the automatic opening / closing valve 22, and the like are connected to a 100 V household power supply or the like. Further, when the gate bar 13 is opened and closed, it is preferable that a warning light be flashed or a voice message be given to alert the user so that the surrounding human body is not pinched by the gate bar 13. In addition, since the solar panel 24 provided on the column 1 can be used as a driving source, it can be effectively used in an emergency operation or in a place where it is difficult to turn off the power.

Next, the operating state of the shielding gate 10 will be described. FIG. 1 shows a state where the passage is closed, and FIG. 3 shows a state where the passage is opened. When the inside of the gate 17 is emptied, the gate bar 13 rotates downward by the urging force of the pressing spring 16 and enters the passage while being held in a horizontal state.
Block passage.

To open the passage, after a predetermined time, the pump 21 is driven by the timer 23 and the automatic on-off valve 22 is closed, so that the water tank 18 is closed.
When the weight tank 17 is filled with water through the water supply line 19 and the weight tank 17 is filled with water, the weight overcomes the spring urging force of the pressing spring 16 and the gate bar 13 rotates by the principle of leverage. Axis 16
, And rotates about 90 degrees upward (counterclockwise) to reach the state shown in FIG. 3 and the passage is opened.

When the passage is closed for a predetermined time, when the set time comes, the timer 23 operates, the automatic opening / closing valve 22 is opened, and the water stored in the weight tank 17 is discharged to the water discharge line 20. Through water tank 1
8, the gate bar 13 is turned horizontally by the spring biasing force of the pressing spring 16 interposed between the column 1 and the gate bar 13 to be in a state of blocking the passage shown in FIG. .

As described above, the shielding gate 1 according to the present invention
According to 0, the gate bar 13 is automatically set at a predetermined time.
Can be opened and closed, which contributes to labor saving and, in particular, the gate bar 13
And a water circulation system (comprising a water tank 18, a water supply line 19, a water discharge line 20, a pump 21, and an automatic open / close valve 22) for supplying and draining water into and from the weight tank 17, Since it utilizes the principle of leverage, it is inexpensive, has fewer failures, is easier to maintain, and has improved durability compared to a mechanical type using a rack, pinion, actuator, or the like.

FIG. 4 shows a second embodiment of the shielding gate according to the present invention. In this embodiment, the weight tank 17 is located on the tip side of the rotating shaft 15 of the gate bar 13 in the illustrated embodiment. In the embodiment, the rotary shaft 1 is installed on the tip side of the gate bar 13 in consideration of the moment force.
5 may be installed in the vicinity.

Further, a weight tank 17 is provided on the tip side of the rotation shaft 15 of the gate bar 13, and a counterweight 25 is provided on the base side of the rotation shaft 15 of the gate bar 13. That is, the gate bar 13 is opened and closed by balancing the weight of the weight tank 17 and the counterweight 25 around the rotating shaft 15, and the water supply and drainage to the weight tank 17 are the same as in the first embodiment. Therefore, the details are omitted here.

That is, the operation will be described. When the gate bar 13 is lowered in the horizontal direction to shut off the passage, the pump 21 operates to fill the weight tank 17 with water from the water tank 18 through the water supply line 19. Since the clockwise moment due to the weight of the water filled in the weight tank 17 overcomes the counterclockwise moment due to the weight of the counterweight 25, the gate bar 13 falls down in the horizontal direction and the passage is shut off. .

On the other hand, when the set time has come, the timer 23 is operated, the automatic on-off valve 22 is opened, the water in the weight tank 17 is returned to the water tank 18, and the weight tank 17 is empty. Therefore, the moment force due to the weight of the counterweight 25 overcomes, the gate bar 13 rotates upward, and the passage is opened.

The difference from the first embodiment is that the installation location of the weight tank 17 is changed and that a counterweight 25 having a weight function is installed in place of the pressing spring 16.

Next, FIG. 5 shows a third embodiment of the shielding gate 10 according to the present invention. In place of the counterweight 25 of the second embodiment, a pressing spring for urging the gate bar 13 in the opening direction is used. 16 are installed.
That is, when the gate bar 13 blocks the passage, the weight tank 17 is filled with water, the pressing spring 16 is compressed, and the gate bar 13 maintains the lowered state. When the water in the weight tank 17 is discharged into the water tank 18, the gate bar 13 rotates counterclockwise in the figure by the spring force of the pressing spring 16, and the passage is opened.

FIG. 6 shows a fourth embodiment of the present invention, in which two weight tanks 17a and 17b are installed at both ends of a gate bar 13, and a water supply line is connected to the two weight tanks 17a and 17b, respectively. 19a, 19b,
The water discharge lines 20a and 20b are connected, and the automatic on-off valve 2
2a and 22b are provided.

Therefore, also in the shielding gate 10 in this embodiment, when the gate bar 13 is lowered, the water tank 1 is attached to the water weight 17a on the tip side of the gate bar 13.
When water is supplied from 8 through the water supply line 19a by driving the pump 21, a clockwise moment force acts on the gate bar 13 based on the rotating shaft 15, and the gate bar 13 maintains the lowered state.

On the other hand, in order to raise the gate bar 13 upward, water is filled into the weight tank 17b on the base side of the rotating shaft 15 of the gate bar 13 from the water tank 18 through the water supply line 19b, and at the tip end of the gate bar 13 If the on-off valve 22a of the weight tank 17a is opened to drain water, the gate bar 13
The counter-clockwise moment acts on the gate bar 13 to rotate upward and open the passage.

As described above, the shielding gate 10 described above is used.
Is connected to the weight bar 17 (17a, 1
7b) is installed and the weight tank 17 (17a, 17
b) By supplying or draining water from the water circulation system, a moment force in a predetermined direction acts on the gate bar 13 and a weight moment force by the counterweight 25 balanced with the moment force of the weight of the water, or a pressing spring. The opening / closing operation of the gate bar 13 is automatically performed by making the urging force of the gates 16 relative to each other. Compared with the mechanical drive system, there are various advantages that it is inexpensive and free from failures, can be used for a long time, and has improved durability.

[0037]

The shielding gate according to the embodiment of the present invention has been described above. According to the shielding gate according to any one of the first to fourth aspects of the present invention, a passage is provided on a pillar such as a street light or a utility pole. The gate bar that shuts off the air is rotatably supported, and a weight tank is installed in the gate bar. By supplying and discharging the liquid from the liquid circulation system to the weight tank, a liquid weight moment force acts on the gate bar. In addition, since the gate bar is opened and closed by the principle of leverage, the passage can be automatically closed and opened without manual intervention.

According to the shielding gates of the present invention, a gate bar for blocking a passage is supported by a column such as a street light or a telephone pole so as to be rotatable. The weight tank is installed, and the liquid is supplied and discharged from the liquid circulation system to the weight tank, so that the liquid weight moment force is applied to the gate bar, and the gate bar is opened and closed by the lever principle. , Pinion, actuator, etc., the structure is inexpensive, and
There is little trouble such as failure, and there is an effect that durability is improved.

According to the shielding gate of the fifth aspect of the present invention, since the timer for controlling the operation of the liquid circulation system is provided, the gate bar can be automatically opened and closed at a predetermined time. Therefore, there is an effect that the vehicle traffic regulation is more effective.

According to the shielding gate according to the sixth aspect of the present invention, by installing a solar panel or the like on a support or the like, it can be used in an emergency operation or in a place where it is difficult to turn off the power. It has the effect of being able to respond.

[Brief description of the drawings]

FIG. 1 is a configuration explanatory view showing a first embodiment of a shielding gate according to the present invention and showing a closed state of a gate bar.

FIG. 2 is a plan view of the shielding gate of FIG. 1 in the shielding gate according to the present invention.

FIG. 3 is a configuration explanatory view showing an open state of a gate bar of FIG. 1 in a shielding gate according to the present invention.

FIG. 4 is a view showing a second embodiment of a shielding gate according to the present invention, and is a configuration explanatory view showing a closed state of a gate bar.

FIG. 5 is a view showing a third embodiment of a shielding gate according to the present invention, and is a configuration explanatory view showing a closed state of a gate bar.

FIG. 6 is a view illustrating a fourth embodiment of a shielding gate according to the present invention, and is a configuration explanatory view showing a closed state of a gate bar.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Prop 2 Road surface 10 Shielding gate 11 Support member 12 Mounting holder 13 Gate bar 14 Support part 15 Rotating shaft 16 Press spring 17 (17a, 17b) Weight tank 18 Water tank 19 (19a, 19b) Water supply line 20 (20a, 20b) Water discharge line 21 Pump 22 (22a, 22b) Automatic on-off valve 23 Timer 24 Solar panel 25 Counter weight

Claims (6)

(57) [Claims] 1. A shielding gate in which a gate bar is rotatably supported by a column by an opening / closing mechanism and a passage is closed by closing the gate bar, wherein the gate bar opening / closing mechanism urges the gate bar in a closing direction. Means, a weight tank provided closer to the base side than the rotation axis of the gate bar, and a liquid circulation system for supplying and discharging the liquid into and from the weight tank. A gate for shielding, wherein the gate bar is opened against the urging means, and the gate bar is closed in a blocking direction by the urging means by discharging the liquid from the weight tank. 2. A shielding gate in which a gate bar is rotatably supported by a column by an opening / closing mechanism and a passage is closed by closing the gate bar, wherein the gate bar opening / closing mechanism is attached to a tip end side of a rotation axis of the gate bar. A weight tank, a liquid circulation system for supplying and discharging the liquid into and from the weight tank, and a counterweight of a predetermined weight provided at a base side of the rotation axis of the gate bar. A shielding gate, wherein the gate bar is closed in a blocking direction by filling, and the gate bar is opened by discharging liquid from a weight tank. 3. A shielding gate in which a gate bar is rotatably supported by a column by an opening / closing mechanism, and the gate bar is closed to shut off a passage, wherein the gate bar opening / closing mechanism urges the gate bar in an opening direction. Means, a weight tank attached to the tip end side of the rotation axis of the gate bar, and a liquid circulation system for supplying and discharging liquid into and from the weight tank.
By filling the weight tank with liquid, the gate bar is closed in the blocking direction against the urging means, and by discharging the liquid from the weight tank, the gate bar is opened upward by the urging means. A shielding gate, characterized in that: 4. A shielding gate in which a gate bar is rotatably supported on a support column by an opening / closing mechanism, and a gate is closed to shut off a passage, wherein the gate bar opening / closing mechanism is provided on an opposite side about a rotation axis of the gate bar. It is composed of weight tanks installed respectively, and a liquid circulation system that supplies and discharges liquid to both weight tanks, and closes the gate bar in the blocking direction by filling the liquid into the weight tank at the tip side of the gate bar. A shielding gate, wherein the gate bar is opened by filling a liquid in a weight tank on the other side. 5. The shielding according to claim 1, wherein a timer is provided in the liquid circulation system so that an automatic opening / closing operation of the gate bar is performed in a timed manner. For gate. 6. A power supply for a liquid circulation system for supplying and discharging a liquid into and from a weight tank installed in the gate bar, is supplied from a solar panel.
A shielding gate according to claim 5.