JP2000045606A - Door stop - Google Patents

Abstract

PROBLEM TO BE SOLVED: To adjust holding force of a door in an opening state or force for releasing the holding force thereof by a door stop which comprises a door stop main body for fixing to a floor, and a locking body which is fixed to the door and capable of holding with an upper end part of the door stop main body, and which is provided a holding force adjusting means on either one of the door stop main body or the locking body. SOLUTION: A door stop main body 1 is so constituted that an attaching base 12 is fixed to a seat 11 attached on a floor F by screwing, a coil spring 17 is fitted into the attaching base 12 a vertically moving base 13 is fitted into the attaching base 12 to cover its outer circumferential surface by a cylindrically elastic body 14, and an adjusting screw 15 is rotatably provided on the center of a top part of the vertically moving base 13. On the other hand, a reverse L-shaped locking body having required elasticity is attached on a door D so as to fitly hold with a ring shaped locking groove 13M of an upper end of the door stop main body 1. By simply opening the door D, and pushing down a locking body 2 to a top surface of the vertically moving base 13 of the door stop main body 1, the locking body 2 is fitted into the locking groove 13M to hold the door in the opening state, so that the door D can be easily closed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a door stop,
In particular, the present invention relates to a door stop which can buffer a collision force when the door is opened and can easily adjust a force for holding the door open.

[0002]

2. Description of the Related Art Conventionally, when a door is opened, a door or a knob attached to the door is prevented from colliding with a frame such as a pillar or a wall. The door stop that regulates the opening angle of the door is fixed. Further, in order to hold the door in an open state, a locking ring arranged at a door stop is hooked on a hook protruding from the door.

[0003]

By the way, in the conventional door stop, an elastic body for buffering an impact force when the door hits is mounted on the front end of the door stop. The elastic body has a problem in durability such as deterioration due to long-term use and falling off from a door stop. In addition, there is a problem that the operation of hooking and removing the locking ring on the hook and bending the hips in order to hold the door open and release the state must be performed.

SUMMARY OF THE INVENTION [0004] In view of the above-mentioned problems of the conventional door stop, an object of the present invention is to provide a door stop capable of adjusting a force for holding the door open or releasing the state.

[0005]

In order to achieve the above object, a door stop according to the present invention has a door stop body fixed to a floor, and a door stop fixed to a door, and is formed so as to be able to hold the upper end of the door stop body. And a retaining force adjusting means is provided on one of the door stop main body and the retaining member.

The door stop has a simple structure, and the locking body protruding on the door side simply opens the door to a predetermined position. The locking body automatically engages with the locking groove on the top surface of the door stop main body protruding on the floor. To maintain the door open state, and the holding force in the door open state can be easily adjusted.

In this case, a spring is interposed between a mounting base for fixing the door stop main body to the floor, and an upper and lower base fitted to the mounting base, and an urging force of the spring is provided by an adjusting screw provided on the upper and lower base. Can be changed to adjust the holding force.

[0008] With this structure, the door stop body can be pressed down by the locking member when the door is released, and the locking force can be easily adjusted. Therefore, the same product can be used to lock the door with various doors. The door can be kept open.

Also, a locking body for fixing the locking body to the door, an adjusting screw provided on the locking body for changing the urging force of the spring to adjust the holding force, and an adjusting screw for the spring. It can be constituted by a door stop main body and a retaining piece which can be held by being pushed down by the urging force.

Thus, when the door is opened, the locking body is securely locked to the door stop body fixed to the floor, and the open state of the door can be maintained.

Further, the outer surface of the door stop body may be covered with an elastic body, and the outer peripheral portion of the elastic body may be formed so as to abut against a locking body fixed to the door.

Thus, even when the door is strongly opened, the collision force can be buffered by the elastic body at the door stop.

[0013]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a door stop according to the present invention.

FIGS. 1 and 2 show a first embodiment of a door stop according to the present invention. The door stop is composed of a door stop main body 1 fixed to the floor F with screws B and a locking body 2 fixed to the door D with screws.

The door stop body 1 is made of a metal such as brass, aluminum alloy, stainless steel or the like, or a hard synthetic resin having a required strength. A pedestal 11 that can be mounted with screws B, and a mounting base 12 that is screwed and fixed to the pedestal 11
An upper and lower table 13 slidable up and down outside of the mounting table 12, an adjusting screw 15 rotatably supported by an upper and lower table 13 having an elastic body 14 integrated on the outer periphery, and an adjusting screw 15
And a screwed body 16 screwed into the mounting base via a spring 17. At the center of the pedestal 11, a screw column 11a of a required length is protruded, and a plurality of mounting screw holes 11b are formed in the pedestal 11.

The mounting base 12 is cylindrical and has a screw hole 12a formed in the center of the bottom of the lower end. The screw hole 12a is screwed into the screw column 11a of the pedestal 11 to fix the mounting base 12 to the pedestal 11. And the coil spring 1 in the mounting table 12.
7 is inserted. The urging force of the spring 17 is
The upper and lower pedestals 13 are urged upward through the adjusting screw 15 so that the locking and unlocking of the locking body 2 provided on the door D side with the engaging piece 21 can be reliably performed only by opening and closing the door D. So that you can do it.

The upper and lower bases 13 to be fitted to the mounting base 12 are cap-shaped, and the adjusting screw 15 is rotated at the center of the top so that the adjusting screw 15 can be rotated from the top side of the mounting base 12 by a driver or the like. A ring-shaped locking groove 13M is formed freely on the top surface of the mounting table on the outer periphery from the head of the adjusting screw 15. Also, a soft synthetic resin is provided on the outer peripheral surface of the mounting base 12,
By attaching a cylindrical elastic body 14 made of synthetic rubber or the like, the outer peripheral surface of the mounting base 12 is covered with the elastic body 14. The elastic body 14 has an elasticity, a thickness, and the like so that the door D, which is strongly opened, comes into contact with the elastic body 14 and can buffer the opening force. The adjusting screw 15 has a bolt-like shape and an upper head portion having a flange-like shape.
Even if the urging force acts on the adjusting screw 15 via the screw body 16, it does not come off from the upper and lower bases 13.

A nut-like threaded body 16 screwed to the adjusting screw 15 is inserted into the mounting base 12 and rotates the adjusting screw 15 to apply the urging force of a spring 17 disposed in the mounting base 12. Be able to adjust. This screw 16
The screw is screwed to the adjusting screw 15 and does not rotate together with the adjusting screw 15. The coiled spring 17 is interposed between the inner bottom of the mounting base 12 and the screw body 15, but the end of the spring 17 may be in a state in which it is simply in contact with the inner bottom of the mounting base 12 and the screw body 16, respectively. Alternatively, it may be locked.

The locking body 2 comes into contact with the outer peripheral surface of the door stop main body 1 and applies an excessive force when the door D is opened when the door stop main body 1 is opened.
The elastic body 14 disposed on the outer peripheral surface of the door stop makes it possible to buffer and engages with the ring-shaped locking groove 13M formed at the upper end of the door stop main body 1 so that the elastic body 14 has a required elasticity. Is formed in an inverted L-shape with a material such as a synthetic resin having In this case, the locking body 2 has a vertical piece screwed to the door D side, a horizontal piece serving as a locking piece 21, and a sliding contact with the lower end surface of the upper end of the upper and lower bases 13 when the door D is opened and closed. Stop groove 13M
And a projection 22 that can be locked is integrally formed. Just by pressing the locking body 2 against the door stop body 1, the locking piece 21 of the locking body 2 is temporarily pushed down,
In addition, the upper and lower bases 13 can be pushed down,
The projection 21 of the door stop fits into the locking groove 13M of the door stop main body 1, and the door D can be reliably held in the open state. In addition, simply pulling the door D in the closing direction, the door stop body 1
It can be set so that the fitting state between the lock member 2 and the lock body 2 is reliably released, and the door D can be closed.

As shown in FIG. 2, the door stop main body 1 is on the floor F, the locking body 2 is the door stop D, and when the door D is opened, the door stop opposes the outer periphery of the door stop main body 1. Fix each position with screws. Thereby, the door D
, And the locking body 2 fixed to the door D is
By simply pressing against the top surfaces of the upper and lower bases 13, the pressing pieces 21 of the locking body 2 are pushed up, and the locking bodies 2 are fitted into the locking grooves 13 </ b> M on the upper and lower base top surfaces of the door stop body 1. Door D
Can be securely held in the open state, and the door D can be closed and the door D can be closed simply by pulling the door D in the closing direction.

3 and 4 show a second embodiment of a door stop according to the present invention. The door stop body 1 that is fixed to the floor F side constituting the door stop is a mounting base 1 that can be screwed to the floor F.
A cylindrical elastic body 14 made of a soft synthetic resin, synthetic rubber, or the like is integrally formed on the outer peripheral surface of the mounting base 12 by fitting or the like so that the outer peripheral surface of the mounting base 12 is covered with the elastic body 14.
A ring-shaped locking groove 13M is formed on the top surface of No.2. The material of the door stop body 1 is the same as that of the first embodiment.

The locking body 2 fixed to the door D side to be locked to the door stop main body 1 includes a locking body 23 fixed to the door D with screws or the like, and a spring 24 attached to the locking body 23. And a locking piece 25 which can be held down with the door stop body by being pushed down through, and is rotatably supported in the locking body 23 so that the holding force can be adjusted by changing the biasing force of the spring 24. And the adjusted adjusting screw 26.

As shown in FIG. 3, the locking body 23 is provided with screw holes 23H on both sides thereof.
When it is attached to the door D, a groove 23M is formed in the interior so as to be in the vertical direction. Then, an adjusting screw 26 is rotatably supported in the locking body 23 so that a rotation operation can be performed from outside the locking body. The adjusting screw 26 is screwed into a nut 27 inserted into the locking body 23 in a detent-like manner.
The locking piece 25 is inserted into the groove 23M so as to be movable in the vertical direction in the longitudinal direction of the groove 23M, and a ring-shaped locking groove 13M formed on the top surface of the door stop main body 1 below the locking piece. Locking claw 25 that locks and holds door D in an open state
a is formed. The spring 24 includes the nut 27 and the locking piece 2.
5 and the nut 27 is rotated by the rotation of the adjusting screw 26.
Is moved to adjust the urging force of the spring 24.

For the door stop, the door stop body 1 is screwed to a predetermined position on the floor F, and the locking member 2 is screwed to the door D side. When the door D is opened by adjusting the urging force of the spring 24 by the rotation of the adjusting screw 26, the locking body 2 naturally fits into the locking groove 13M of the door stop main body 1. The locking claws 25a are locked. Thus, when the door D is opened to a predetermined angle, the locking body 25 is pushed up on the top surface of the door stop body 1 via the locking claw 25a against the urging force of the spring 24, and then the spring 24 is attached. Locking body 2 by force
5 is pushed down again, the locking claw 25a is locked in the locking groove 13M, and the open state of the door D is maintained. When closing the door D, the door D is closed by closing the door D with a force opposing the urging force of the spring 24, whereby the locking claw 25a is disengaged from the locking groove 13M.

[0025]

According to the door stop of the present invention, the door stop has a simple structure, and furthermore, the locking member protruding on the door side only by opening the door to the predetermined position, the door stop protruding on the floor. The door is automatically locked with the locking groove on the top surface of the main body to maintain the door open state, and the holding force in the door open state can be easily adjusted.

Also, a spring is interposed between the mounting base for fixing the door stop body to the floor and the upper and lower bases fitted in the mounting base, and the biasing force of the spring is changed by adjusting screws provided on the upper and lower bases. With the ability to adjust the holding force, the door stop body can be pushed down by the door unlocking body and the locking force can be easily adjusted, so that the same product is always used with the same product for various doors. The door can be locked to keep the door open.

Further, a locking body for fixing the locking body to the door, an adjusting screw provided on the locking body for changing the urging force of the spring so as to adjust the holding force, and an attachment for the spring. When the door is opened, the locking body is securely locked to the door stop main body fixed to the floor, so that the locking member is securely locked to the door stop when the door is opened. The open state can be maintained.

Further, the outer surface of the door stop body is covered with an elastic body, and the outer peripheral portion of the elastic body is formed so as to be in contact with a locking body fixed to the door, so that even when the door is strongly opened, the door can be opened. The collision force can be buffered by the elastic body.

[Brief description of the drawings]

FIG. 1 shows a first embodiment of a door stop according to the present invention, wherein (A)
Is a plan view of the door stop body, (B) is a front vertical sectional view of the same,
(C) is a bottom view.

FIG. 2 is an explanatory diagram showing a usage form of a door stop.

FIG. 3 shows a second embodiment of the door stop according to the present invention, and (A).
Is a front view of the locking body, (B) is a vertical cross-sectional view of the same side, and (C) is a bottom view.

FIG. 4 is an explanatory diagram showing a usage form of the door stop.

[Explanation of symbols]

 1 Door body 12 Mounting base 13 Upper and lower base 13M Locking groove 14 Elastic body 15 Adjusting screw 17 Spring 2 Locking body 21 Locking piece 22 Projection 23 Locking body 24 Spring 25 Locking piece D Door F Floor

Claims (4)

[Claims] 1. A door stop body fixed to a floor, and a locking body fixed to a door and formed to be able to hold an upper end portion of the door stop body. A door stop characterized in that a holding force adjusting means is provided on one side. 2. A spring for interposing a spring between a mounting table for fixing a door stop body to a floor and an upper and lower table fitted in the mounting table, and changing the urging force of the spring by an adjusting screw provided on the upper and lower table. 2. The door stop according to claim 1, wherein the holding force can be adjusted. 3. A locking body for fixing the locking body to the door, an adjusting screw provided on the locking body for changing the biasing force of the spring to adjust the holding force, and an adjusting screw for the spring. 2. The door stop according to claim 1, wherein the door stop comprises a door stop main body and a retaining piece which can be held by being pressed down by an urging force. 4. The door stop body according to claim 1, wherein an outer surface of the main body is covered with an elastic body, and an outer peripheral portion of the elastic body is formed so as to come into contact with a locking body fixed to the door.
Or the door stop described in 3.