JP4512024B2 - Door stopper - Google Patents

Description

  The present invention relates to a door stopper, and more particularly to a door stopper for fixing a door in a fully opened state.

  Conventionally, as this kind of door stopper, one fixed to the door (for example, see Patent Document 1), one already fixed to the floor surface, one that packs a fixed object in the gap between the door and the floor (for example, , See Patent Document 2).

  If the door stopper is not used, when the door is left in the fully open state, the door may close due to wind or external vibrations. The door is fixed by using the door stopper.

JP 2003-278429 A JP 2005-139646 A

  In the case of the conventional door stopper described above, when it is fixed to the floor surface constantly, when the door is not held, the floor surface cleaning workability deteriorates and the barrier-free operation such as obstruction of traffic is to be handled. There are problems such as being unable to.

  Moreover, in the case of the conventional door stopper, in the case of the fixed type at the upper part of the door, the user is limited due to the high installation location. Furthermore, in the case of a type in which a fixed object is sandwiched in the gap between the door and the floor surface below the conventional door stopper, there is a problem that the act of pinching and the removal when closing the door are troublesome.

  In other words, when the stopper is not used, when the stopper is not used, when the floor surface is cleaned or waxed, the work efficiency is deteriorated by the protrusion, and there is a risk of falling when a person walks. In addition, it is not suitable for wheelchairs and other barrier-free because it becomes an obstacle when passing wheelchairs. Furthermore, the fixed stopper at the upper part of the door cannot be reached by some users, and the user is limited.

  Furthermore, there is a problem that the door stopper that closes the gap between the door and the floor is troublesome to connect and remove. From the above, there is a need for a method that can easily prepare a stopper only when the door is fully opened.

  Therefore, the object of the present invention is to eliminate the above-mentioned problems, eliminate the need for mounting / removing, and easily open the door fully open without obstructing the passage of floor cleaning, general walking or wheelchairs, etc. The object is to provide a door stopper that can be fixed.

The door stopper according to the present invention is a door stopper for fixing a door that can be freely opened and closed by rotating at least in a fully opened state,
Corresponding to the operation of the floor magnet, a door magnet provided inside the lower portion of the door and rotatable, a floor magnet provided in the floor facing the door magnet at the fully opened position of the door, and A stopper member that operates and fixes the door in the fully opened state;
There rows and housing to the floor beneath the protruding between the stopper member onto the floor of the stopper member by the action of the door magnet and the floor magnet when the door has come to the position of the fully open state,
Including a rotating shaft member that rotates the door magnet and reverses the polarity on the floor magnet side;
By reversing the polarity on the door magnet side by the rotating shaft member, a repulsive force and an attractive force are generated between the door magnet and the floor magnet, and the stopper member protrudes onto the floor surface and the stopper member and the storage to the lower floor there I line.

  That is, the door stopper of the present invention has a protruding portion from the floor surface like an existing floor surface fixed stopper by pulling the stopper from the floor surface only when holding an open door (hereinafter referred to as a door). It is characterized by being easy to clean the floor and waxing, preventing falls when a person walks, has no hindrance to wheelchairs, etc., and is barrier-free.

  Moreover, the door stopper of this invention is not in a high position like the fixed stopper of the door upper part, and a user is not limited. Furthermore, the door stopper according to the present invention can eliminate the trouble of installing and removing the stopper according to the opening and closing of the door, like a single stopper.

  More specifically, the door stopper of the present invention includes a door magnet provided inside the floor surface of the door, a stopper provided so as to be able to be accommodated in the floor surface, and a movable for taking in and out the floor surface of the stopper. A shaft, a floor magnet provided in a floor surface facing the door magnet and moving the movable shaft up and down, and a door magnet rotating shaft for rotating the door magnet and reversing its polarity.

  In the door stopper of the present invention, when the user moves the door onto the floor magnet, the movable shaft is moved by the repulsive force or attractive force between the door magnet and the floor magnet provided inside the floor surface of the door. Then push the stopper off the floor and fix the door fully open. When the door is fixed in the fully open state, turning the door knob moves the door magnet rotation shaft to rotate the door magnet and reverse its polarity, so the attractive force between the door magnet and the floor magnet or The movable shaft is moved by the repulsive force, the stopper is stored in the floor, and the door is unlocked, so that the door can be closed.

  Thereby, in the door stopper of the present invention, the stopper protrudes from the floor surface only when the door is fixed. Therefore, when the door is in any other state, the stopper is stored under the floor so as to be parallel to the floor surface. It will be easier to clean and will not interfere with general walking or wheelchair traffic. Further, the door stopper of the present invention does not reach the hand depending on the installation height, and the labor for mounting / removing is not required.

  With the above-described configuration and operation, the present invention eliminates the need for installation / removal, and can easily fix the door in a fully open state without obstructing the passage of floor cleaning, general walking, wheelchairs, and the like. The effect that it can be obtained.

  Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a diagram showing a configuration of a door stopper according to an embodiment of the present invention. In FIG. 1, a door stopper according to an embodiment of the present invention includes a door magnet 1 provided inside a floor surface of a door 5, stoppers 2a and 2b provided so as to be accommodated in the floor surface, and stoppers 2a and 2b. A movable shaft 3 for taking in and out of the floor surface, a floor magnet 4 provided in a floor surface facing the door magnet 1 and moving the movable shaft 3 up and down, and rotating the door magnet 1 to reverse its polarity. And a door magnet rotating shaft 7 for the purpose.

  In the door stopper according to the embodiment of the present invention, when the user moves the door 5 onto the floor magnet 4, the repulsion between the door magnet 1 provided on the floor side of the door 5 and the floor magnet 4. The movable shaft 3 is moved by force (repulsive force) or attractive force to protrude the stoppers 2a and 2b from the floor 22, and the door 5 is fixed in a fully opened state.

  When the door 5 is fixed in the fully open state, turning the door knob 6 moves the door magnet rotating shaft 7 to rotate the door magnet 1 and reverse its polarity, so that the door magnet 1 and the floor magnet 4 The movable shaft 3 is moved by the attractive force or the repulsive force between them, and the stoppers 2a and 2b are accommodated in the floor, and the door 5 is released from being fixed, so the door 5 can be closed.

  Thus, in the door stopper according to the embodiment of the present invention, the stoppers 2a and 2b are protruded from the floor surface only when the door 5 is fixed. Therefore, when the door 5 is in the other state, the stoppers 2a and 2b are on the floor surface. It is stored under the floor so that it is parallel to the floor, making it easier to clean the floor and not hindering the passage of ordinary walks or wheelchairs. Further, the door stopper according to the embodiment of the present invention does not reach the hand depending on the height of installation, and the labor for mounting / removing becomes unnecessary.

  Next, an embodiment of the present invention will be described. The door stopper according to one embodiment of the present invention has the same configuration as the door stopper according to the embodiment of the present invention shown in FIG. 1 and performs the same operation as the door stopper according to the embodiment of the present invention.

  FIG. 2 is a view showing a positional relationship between a door and a stopper according to an embodiment of the present invention. FIG. 2 shows a state in which the positional relationship between the door 5 and the stoppers 2a and 2b is viewed from above. In FIG. 2, the stoppers 2 a and 2 b are installed under the floor 22 on the rotation path A of the door 5 with the door 5 fully opened.

  FIG. 1 shows a state in which the stoppers 2a and 2b are enlarged from the side. A door stopper according to an embodiment of the present invention includes a door magnet 1, stoppers 2a and 2b, a movable shaft 3, a floor magnet 4, and a door magnet rotating shaft 7.

  A door magnet 1 is provided at the lower part of the door 5, and the door magnet 1 is a permanent magnet having an N pole and an S pole. When the door 5 is opened and closed, the door magnet 1 also moves in accordance with the movement of the door 5. Further, when the door knob 6 is rotated, the door magnet 1 is rotated by the door magnet rotating shaft 7, and the positions of the N pole and the S pole are reversed. The floor magnet 4 is housed under the floor 22 so as to be movable up and down, and is a permanent magnet having an N pole and an S pole, like the door magnet 1.

  The movable shaft 3 is connected to the floor magnet 4, and when the floor magnet 4 moves up and down, it moves up and down in accordance with the movement. The movable shaft 3 can be operated in accordance with the movement of the floor magnet 4 by being installed so as to move up and down along a rail or a groove (not shown), for example. The stoppers 2 a and 2 b are connected to the movable shaft 3 and can protrude onto the floor 22 or be accommodated under the floor 22 in accordance with the vertical movement of the movable shaft 3.

  3 to 5 are views showing the operation of the door stopper according to the embodiment of the present invention. In FIGS. 3-5, the connection state of stopper 2a, 2b, the movable shaft 3, and the floor magnet 4 is shown concretely. That is, the stoppers 2a and 2b are pivotally supported at their tip portions (portions that come into contact with the door 5) by the fulcrums a and b provided immediately below the floor 22. In FIGS. 3 to 5, the fulcrums a and b protrude from the floor 22, but by accommodating all of them under the floor 22, there is no hindrance to cleaning or waking up the floor.

  The movable shaft 3 is connected to the stoppers 2a and 2b, and is connected to the floor magnet 4 via fulcrums c and d and slider members e and f. The floor magnet 4 is urged upward by coil springs 8a and 8b.

  As a result, the movable shaft 3 is movable so as to accommodate the stoppers 2a and 2b together with the tip portions thereof just below the floor 22 when the floor magnet 4 is pulled upward. Further, the movable shaft 3 is movable so that the tip portions of the stoppers 2a and 2b protrude from the floor 22 when the floor magnet 4 is pulled downward.

  Hereinafter, the operation of the door stopper according to an embodiment of the present invention will be described with reference to FIGS.

  As the user rotates the door 5 in the direction of the wall surface 21 as shown in FIG. 3, the door magnet 1 is positioned on the floor magnet 4 as shown in FIG. 4. At this time, the north pole of the door magnet 1 and the north pole of the floor magnet 4 face each other, and a repulsive force is generated between the door magnet 1 and the floor magnet 4. The floor magnet 4 moves downward with respect to the floor 22 by this repulsive force.

  In accordance with the downward movement of the floor magnet 4, the movable shaft 3 is movable so as to be pulled downward, so that the stoppers 2 a and 2 b are lifted and protruded above the floor 22 by the movable shaft 3. To fix.

  When the user rotates the door knob 6 while the door 5 is fixed, the door magnet rotating shaft 7 also operates to rotate the door magnet 1 and reverse its polarity as shown in FIG. As a result, the south pole of the door magnet 1 and the north pole of the floor magnet 4 face each other, so an attractive force is generated between the door magnet 1 and the floor magnet 4. With this attractive force, the floor magnet 4 moves upward with respect to the floor 22.

  Since the movable shaft 3 is moved upward in accordance with the upward movement of the floor magnet 4, the stoppers 2a and 2b are accommodated under the floor 22 by the movable shaft 3, so that they are fixed. The door 5 is released from the fixed state.

  As described above, in this embodiment, by storing the door stoppers 2a and 2b under the floor 22, there is no always a protruding portion or the like on the floor surface like the fixed door stopper. Therefore, in this embodiment, since the floor is always flat, floor cleaning, waxing, etc. can be easily performed, the risk of a person falling over can be reduced, and the passage of wheelchairs and the like is hindered. The effect of not becoming (barrier free) is obtained.

  Further, in this embodiment, the stoppers 2a and 2b are opened and closed according to the opening and closing of the door 5, so that it is possible to save the labor of attachment / removal compared to the type of door stopper sandwiched in the gap under the floor 22.

  In this embodiment, the door 5 is sandwiched between the two stoppers 2a and 2b, but only the stopper 2b located far from the door 5 wall 21 may be opened and closed, and the present invention is not limited to this.

  In this embodiment, the movable shaft 3 is connected to the floor magnet 4 using the fulcrums c and d and the slider members e and f. However, if the above operation is possible, other members are used. The movable shaft 3 and the floor magnet 4 may be connected to each other, and the present invention is not limited to this.

  Further, in this embodiment, the stoppers 2a and 2b are projected on the floor 22 using the repulsive force between the door magnet 1 and the floor magnet 4, and the attractive force between the door magnet 1 and the floor magnet 4 is used. Although the stoppers 2a and 2b are accommodated under the floor 22, the stoppers 2a and 2b are projected on the floor 22 by using the attractive force between the door magnet 1 and the floor magnet 4, and the door magnet 1 and the floor magnet are used. The stoppers 2a and 2b may be accommodated under the floor 22 by using a repulsive force between 4, and the present invention is not limited to this. The repulsive force between the door magnet 1 and the floor magnet 4 is greater than the restoring force of the coil springs 8a and 8b.

  FIG. 6 is a view showing the structure of a door stopper according to another embodiment of the present invention. In FIG. 6, a door stopper according to another embodiment of the present invention replaces the stopper according to one embodiment of the present invention with a rectangular plate 9 so that the rectangular plate 9 rises from the floor 22 with the door 5 closed. Thus, the gap between the door 5 and the floor 22 can be filled with the rectangular plate 9 to improve the airtightness in the room.

  FIG. 7 is a view showing the structure of a door stopper according to another embodiment of the present invention. In FIG. 7, the door stopper according to another embodiment of the present invention does not connect the movable shaft 3 to the stoppers 2a and 2b, and the floors of the stoppers 2a and 2b correspond to the lifting and lowering of the floor magnet 4 by the door magnet 1. 1 has the same configuration as that of the door stopper according to the embodiment of the present invention shown in FIG. 1 except that it protrudes above 22 and accommodates under the floor 22.

  FIG. 8 is a view showing the operation of a door stopper according to another embodiment of the present invention. The operation of the door stopper according to another embodiment of the present invention will be described with reference to FIGS.

  First, in order to enable the door 5 to be opened and closed, in this embodiment, the N pole of the door magnet 1 and the N pole of the floor magnet 4 face each other as shown in FIG. In this state, when the door 5 is rotated and moved to the position just above the floor magnet 4 and the door knob 6 is rotated, the door magnet rotating shaft 7 operates to rotate the door magnet 1 and reverse its polarity.

  As a result, the south pole of the door magnet 1 and the north pole of the floor magnet 4 face each other, so an attractive force is generated between the door magnet 1 and the floor magnet 4. Due to this attractive force, the floor magnet 4 is attracted toward the door magnet 1 and the movable shaft 3 moves in the same direction as the floor magnet 4, so that the stoppers 2 a and 2 b are pushed up onto the floor 22 by the movable shaft 3 and the door 5 Is fixed by the stoppers 2a and 2b.

  When the door knob 6 is rotated while the door 5 is fixed by the stoppers 2a and 2b, the door magnet rotating shaft 7 operates to rotate the door magnet 1 and reverse its polarity.

  As a result, the N pole of the door magnet 1 and the N pole of the floor magnet 4 face each other, so that a repulsive force is generated between the door magnet 1 and the floor magnet 4. By this repulsive force, the floor magnet 4 is pushed down from the door magnet 1 side, and the movable shaft 3 moves in the same direction as the floor magnet 4, so that the pushing force of the movable shaft 3 against the stoppers 2a, 2b is released, and the stoppers 2a, 2a, 2b naturally falls and is stored under the floor 22, and the fixed state of the door 5 by the stoppers 2a and 2b is released.

  Thus, in this embodiment, the same effect as that of the above-described embodiment of the present invention can be obtained, and the number of parts can be reduced as compared with the embodiment of the present invention, so that the door stopper can be made inexpensive. And it can be provided with a simple structure.

It is a figure which shows the structure of the door stopper by embodiment of this invention. It is a figure which shows the positional relationship of the door and stopper by one Example of this invention. It is a figure which shows operation | movement of the door stopper by one Example of this invention. It is a figure which shows operation | movement of the door stopper by one Example of this invention. It is a figure which shows operation | movement of the door stopper by one Example of this invention. It is a figure which shows the structure of the door stopper by the other Example of this invention. It is a figure which shows the structure of the door stopper by another Example of this invention. It is a figure which shows operation | movement of the door stopper by another Example of this invention.

Explanation of symbols

1 Door magnet 2a, 2b Stopper
3 movable shaft
4 Floor magnet
5 door
6 Door knob
7 Door magnet rotating shaft 8a, 8b Coil spring
9 Rectangular plate a to d fulcrum e, f Slider member

Claims (5)

A door stopper for fixing the door that can be freely opened and closed by rotating at least in a fully open state,
Corresponding to the operation of the floor magnet, a door magnet provided inside the lower portion of the door and rotatable, a floor magnet provided in the floor facing the door magnet at the fully opened position of the door, and A stopper member that operates and fixes the door in the fully opened state;
There rows and housing to the floor beneath the protruding between the stopper member onto the floor of the stopper member by the action of the door magnet and the floor magnet when the door has come to the position of the fully open state,
Including a rotating shaft member that rotates the door magnet and reverses the polarity on the floor magnet side;
By reversing the polarity on the door magnet side by the rotating shaft member, a repulsive force and an attractive force are generated between the door magnet and the floor magnet, and the stopper member protrudes onto the floor surface and the stopper member door stopper for the housing to the lower floor and features a line Ukoto.   The door stopper according to claim 1, wherein the stopper member fixes the door in a fully opened state when protruded onto the floor surface. The door stopper according to claim 1 , wherein the rotating shaft member rotates the door magnet in conjunction with rotation of a door knob . The stopper member connected to the floor magnet and corresponding to the vertical movement of the floor magnet
Movable to project on the floor surface and store the stopper member below the floor surface
The door stopper according to claim 1, further comprising a shaft member . The stopper member is moved to the floor surface by moving the movable shaft member by any one of repulsive force and attractive force between the door magnet and the floor magnet when the door moves onto the floor magnet. When projecting from above and fixing the door in the fully open state, when the door is fixed in the fully open state, the rotating shaft member rotates the door magnet in conjunction with the rotation of the door knob and reverses its polarity. The stopper member is accommodated in the floor by moving the movable shaft member by either one of the repulsive force and the attractive force between the door magnet and the floor magnet, and the fixing of the door is released. The door stopper according to claim 4 .

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