KR100822396B1 - Door stopper - Google Patents

Abstract

A door fixing device is provided to offer convenience to users by releasing a fixed door easily by pulling a door with hands or pressing with the feet using an elastic member having elasticity. A door fixing device comprises a main body(10) coupled to a door, a pair of mounting pieces(20) projected to be symmetric with the front of the main body and provided with a fastening hole, and a stopper(30) having a moving unit(31) provided with a movable shaft(32) coupled to the fastening hole of the mounting piece and supported to the ground and fixing the opened door. In addition, a magnetic body(50) is installed on the outside of the stopper and coupled in contact with the door surface when the stopper moves outward and stands upside down, and an elastic member(60) is installed to move the stopper outward and located on one side of the moving unit of the stopper to increase elastic force when the stopper supports the door and moves at the appointed angle toward the door.

Description

Door stopper {Door stopper}

1 is a side view showing a conventional door fixing device

Figure 2 is a front view showing a first embodiment of the door fixing device according to the present invention

Figure 3 is a side view showing a first embodiment of the door fixing device according to the present invention

4 is a use state diagram showing a first embodiment of the door fixing device according to the present invention;

Figure 5 is a side view showing a second embodiment of the door fixing device according to the present invention

6 is a use state diagram showing a second embodiment of the door fixing device according to the present invention;

7 and 8 are side views showing another embodiment of the elastic member in the first and second embodiments of the present invention;

9 and 10 are side views showing another form of the locking protrusion in the first and second embodiments of the present invention.

11 is a side use state diagram showing a third embodiment of the door fixing device according to the present invention;

Explanation of symbols on the main parts of the drawings

10. Body 20. Mounting piece

30. Stopper 40. Jamming part

50. Magnetic material 60. Elastic member

70. Bend 80. Press plate

The present invention relates to a door fixing device for fixing the door in an open state, and in particular, by pressing the stopper fixed on the floor with a foot or by pulling the door by hand, the door can be released from the support fixing state of the stopper. It relates to a fixing device.

Generally, but not limited to, the entrance door of an apartment or office is installed by opening. In order to frequently enter or exit the door through such a door or to fix the door in an open state for a long time, wood or a newspaper is inserted between the bottom and the bottom of the door.

However, this method is temporary and inconvenient to use, and the door may be kept in an open state accurately and stably, which may cause the door to be closed accidentally.

Accordingly, in order to solve the above problems, a door fixing device, which is called a "presser foot", has been installed and used in recent years. As shown in FIG. 1, such a conventional door fixing device includes a main body 1 having a mounting piece fixed to a door D by a fixing means such as a bolt, and a mounting piece by a rotating shaft 3a. It consists of the stopper 3 fixed to 2) so that rotation is possible.

The door locking device having such a configuration is formed by opening the door D in order to fix the door D in an open state, and then rotating the folded stopper 3 downward by using a hand or a foot to unfold the bottom of the stopper 3. The surface is to be in close contact with the ground to secure the door (D).

On the other hand, in order to release the open state of the door (D) by using the feet or hands in the reverse order to rotate the stopper (3) upward by folding to release the fixed state of the door (D).

However, such a conventional door lock device has a problem of uncomfortable and unsanitary and hand injury when using the hand to rotate the stopper (3) in close contact with the ground to fold upward, and when using the foot There was a problem that the shoes can be damaged by having to put the toes into the narrow space between the stopper (3) and the door (D).

In addition, when unfolding the stopper 3 folded in close contact with the door D, the force must be transmitted to the upper end of the stopper 3 by pressing the stopper 3 with the foot, so that the stopper 3 and the door D ) Weakened the bond force and the play is generated, there was a problem that the fixing force is lowered by this play.

Therefore, there is a need for a door fixing device having a new structure that can solve the above problems.

The present invention has been made in view of the above problems, the stopper fixing means coupled to the main body mounted on the door is located between the main body and the stopper with a moving space of the rotation shaft of the stopper of a predetermined distance, The return means having an elastic force is integrally coupled to the stopper so that the user can pull the door or press the foot and the pivot shaft of the stopper is moved upward. At this time, the stopper is pivoted upward by the elastic force of the return means and fixed to the door surface. It is an object of the present invention to provide a door fixing device having improved user convenience.

In addition, another object of the present invention is to provide a door fixing device that can prevent the play of the stopper and the resulting weakening of the stopper due to the play of the stopper that can be generated by transmitting the force directly to the stopper.

The configuration of the present invention for this purpose, the main body is fastened and coupled to the door and symmetrically protruded integrally on the front of the main body and the upper rotating part formed by the rotating shaft in the fastening hole of the mounting piece and the fastening hole is hinged and the bottom fixed part is ground A door fixing device having a stopper fixed to the door and fixed to an open door, wherein the fastening hole of the mounting piece is formed as a long hole, and a locking protrusion provided in the lower inner side thereof, and a rotation shaft provided in the rotating part of the stopper. It is coupled so as to be partially hooked to the lower side of the locking portion, and composed of a magnetic material provided on one side outer surface of the stopper and an elastic member provided on one side of the pivoting portion, when the force is applied to the door support direction while the door is supported, the elastic member Receives the elastic force by the stopper, and the rotating shaft that was caught in the locking part of the At the same time, the stopper is upwardly rotated by the elastic force of the elastic member, the outer magnetic material is attached to the door, and the door fixing device is released.

At this time, the stopper is characterized in that the body is made of a plate-like body having a predetermined width and bent convex outward to have its own elasticity.

In addition, a through hole is formed in the upper side of the long hole of the mounting piece integrally provided in the main body, and a through hole is formed in the center of the rotation shaft of the stopper. Characterized in that to provide.

In addition, the elastic member is coupled to the rotation shaft of the stopper and both ends are supported by the protrusion formed on the body and the body of the stopper, characterized in that the tension spring having a restoring force that can rotate the stopper to the outside when the stopper is pressed do.

In addition, the elastic member is supported on the lower body of the pivoting portion of the stopper is characterized in that the spring or coil spring having a restoring force that can rotate the stopper to the outside when the stopper is pressed.

In addition, the locking protrusion is coupled to the cylinder and is configured to be provided with an elastic force by the inner spring, but the cylinder is characterized in that the incision by cutting the one side of the long hole of the mounting piece.

In addition, the locking projection is characterized in that the lower side is supported on one side of the long hole is a hemispherical thin plate spring to have a grip force on the upper side.

On the other hand, the present invention is integrally protruded symmetrically to the main body and the front surface of the main body is fastened to the door, the upper rotating part formed by the rotation shaft formed in the fastening hole of the mounting piece and the fastening hole is hinged and the lower fixing portion is supported on the ground A door fixing device having a stopper for fixing an open door, wherein the magnetic body provided on one outer surface of the stopper, the elastic member provided on one side of the pivoting portion, and a bending between both ends of the body of the stopper are hinged And the restoring spring to be restored to its original state after the bending part is bent to the door only, and when the bent part is pressed from the outside while the stopper is supported on the ground, the stopper is bent inward and released by the elastic member pressed at this time. The stopper is provided with an elastic force to rotate upward so that the stopper is attached to the door by a magnetic material. It is characterized by.

In addition, one side of the body of the stopper is characterized in that the pressing plate is provided.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Prior to this, terms or words used in this specification and claims should not be construed as being limited to the common or dictionary meanings, and the inventors will appropriately define the concept of terms in order to best explain their invention in the best way possible. It should be interpreted as meaning and concept corresponding to the technical idea of the present invention based on the principle that it can.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

2 is a front view showing a first embodiment of the door lock according to the present invention, Figure 3 is a side view showing a first embodiment of the door lock according to the present invention, Figure 4 is a door lock according to the present invention A use state diagram showing the first embodiment of the apparatus.

That is, the basic configuration of the present invention, the main body of the door fixing device, a pair of symmetrical mounting pieces formed integrally protruding from the main body, the upper end is hinged to the mounting piece is rotated and the lower end is supported on the ground to fix the open state of the door The possible configuration is similar to the prior art.

However, the present invention is characterized in that the door fixing device can be easily released by the force of pulling the door by hand or the force of stepping on the stopper by foot.

The present invention for this purpose, as shown in Figure 2 and 3, the main body 10 is fastened and coupled to the door (D), and the mounting piece 20 is formed integrally protruding symmetrically to the front of the main body and the fastening hole is formed; , The upper pivot portion 31 having the pivot shaft 32 formed in the fastening hole of the mounting piece 20 is hinged, and the lower fixing part is supported on the ground and has a stopper 30 to fix the open door D. Let it be a basic configuration.

The main body 10 is made of steel and is formed in a plate shape so as to be easily fixed to the door D. On one side, a bolting hole is formed to be bolted to the door surface. And a pair of mounting pieces 20 which are integrally formed with the main body and protrude from the front surface are formed.

A fastening hole is formed in the mounting piece 20. At this time, the fastening hole is formed of a long hole 21 formed long in the vertical direction, and a locking protrusion 40 is formed at the lower inner side, that is, the main body.

The rotating shaft 32 provided in the upper pivot 31 of the stopper 30 is coupled to the lower long hole 21 of the locking protrusion 40. At this time, the rotation shaft 32 is coupled to be partially hooked from the lower side of the locking portion 40, so that when the stopper 30 maintains a predetermined angle (a state where the top of the stopper is leaning toward the door) when the door is opened and supported, the locking protrusion ( 40), but can normally flow freely on the long hole 21 of the mounting piece 20 in the normal state (unloaded state).

The stopper 30 has a rotating part 31 at the upper end in the form of a bar, and is formed of a fixing part of rubber material or synthetic resin material at the lower end thereof to maximize the friction force when contacted on the ground, and both sides of the rotating part 31. As the rod-shaped rotating shaft 32 is provided so that it can flow on the long hole 21 and can be rotated.

And a magnetic body 50 is provided on one side outer surface of the stopper 30 body, the magnetic body 50 at this time can be brought into contact with the door surface when the stopper 30 is turned upside down to the upper side Coupled to the position.

An elastic member 60 is provided as a means for rotating the stopper 30 in the outward direction. The elastic member is provided at one side of the pivoting part 31 of the stopper 30, i.e., downward, and the elastic force increases as the lower end moves a predetermined angle toward the door while the stopper 30 supports the door. It is installed in a structure. The form of this structure will be described later.

Referring to the operating state according to the first embodiment of the present invention configured as described above, as shown in Figure 4, when the door D is pulled and closed in the open and supported state, that is, forced to the door support direction When the force is applied, the elastic member 60 receives the elastic force by pressing the stopper 30, and the rotation shaft 32, which is caught in the locking portion 40 of the long hole 21 of the mounting piece 20, The stopper 30 is upwardly disengaged and at the same time, the stopper 30 is rotated upward by the elastic force acting on the elastic member 60. At this time, the door fixing device is released while the magnetic material 50 provided on the outer surface of the stopper 30 is attached to the upper door surface. That is, the door lock is automatically released by the force of pulling the door by hand.

Figure 5 is a side view showing a second embodiment of the door fixing device according to the present invention.

In the present embodiment, since the configuration has the same shape except for the configuration of the first embodiment and the stopper shape, detailed description of the repeated configuration is omitted.

Like the first embodiment, this embodiment can be pulled out to release the door and can be operated by stepping on the stopper with a foot.

The stopper 30 for this purpose is made of a plate-like body (30 ') has a predetermined width and is convex outwardly to have its own elasticity.

At this time, it is more preferable that the pressing plate 80 is provided at one side of the body of the plate-like body 30 '.

Accordingly, when the door is closed or the foot plate 80 is stepped on, the elastic force is provided to the plate 30 ', and the pivot shaft 32 of the upper pivot 31 of the plate 30' body is unfolded. Is separated from the locking portion 40 by the property. In addition, as the plate member 30 'is pressed inwardly, the elastic member 60 is pressed and the elastic force is accumulated, and the pivot shaft 32 is separated from the locking part 40 and at the same time, the stopper, that is, the plate member ( 30 ') is rotated outward. And the magnetic body 50 is attached to the upper door surface to complete the release operation.

On the other hand, when operating the door fixing device in the first and second embodiments, the door is opened and the stopper 30 is removed from the door surface. That is, when the magnetic body 50 provided on the stopper by hand or foot is dropped from the door surface, the rotating shaft 32 again flows downward by the self load of the stopper 30 to return to the original position.

In this case, the resistance of the locking protrusion 40 formed in the long hole 21 is received, and a means for solving the problem is required.

To this end, a through hole 33 is formed in the center of the pivot shaft 32 of the stopper 30 above the long hole 21 of the mounting piece 20 provided integrally with the main body 10, and the through hole ( 33) It is provided with a spring 34 and the upper end is finished with a screw (35). The upper portion of the spring (34) is in the through hole 33 can be prevented from being separated to the outside and the lower portion to provide an elastic force to the rotation shaft (32). Preferably the spring is fixed in the through hole. Therefore, even if there is a resistance of the locking protrusion 40 formed to protrude in the long hole 21, the rotating shaft 32 is made of a long hole under the locking protrusion to easily return to the original.

7 and 8 are side views showing another embodiment of the elastic member in the first and second embodiments of the present invention.

The elastic member 60 which provides the rotational force to the stopper 30 according to the first and second embodiments may be provided in various embodiments.

For example, the stopper 30 is coupled to the pivot shaft 32 of the stopper 30 and is supported at both ends by the protrusions 33 formed on the body 10 and the body of the stopper 30, as in the embodiment. ) Can be formed as a tension spring having a restoring force that can rotate the stopper to the outside when pressed, and, as shown in Figs. 7 and 8, the lower body (10) surface of the rotating part 31 of the stopper 30 It may be implemented in the form of a leaf spring or coil spring having a restoring force that can be fixed to the support and rotate the stopper outward when the stopper 30 is pressed.

9 and 10 are side views showing another embodiment of the locking protrusion in the first and second embodiments of the present invention.

 The latching protrusions according to the first and second exemplary embodiments have a form in which there is no fluidity protruding integrally into the long hole 21, and the resistance of the locking protrusion 32 is greatly increased when the pivot shaft 32 is separated. This has the advantage of structurally simple to reduce the manufacturing cost, but has the disadvantage that the release operation is not smooth due to the resistance to the rotating shaft.

As a means for solving this problem, the present invention provides an attachment type locking protrusion.

That is, as shown in FIG. 9, the engaging protrusion 40 is composed of a ball 41c that is supported and coupled to the cylinder 41a and is provided with an elastic force by the inner spring ring 41b, but the cylinder is the mounting piece 20. The long hole 21 of the incision can be implemented by cutting out the structure.

In addition, as shown in FIG. 10, the locking protrusion 40 may be configured as a hemispherical thin plate spring 42 whose lower side is supported by one side of the long hole 21 and has a force on the upper side. At this time, the shape of the long hole 21 is preferably formed so that the upper portion is inclined in the opposite direction of the locking protrusion 40 so that the rotation shaft 32 can be moved more smoothly when moving upward.

By the above configuration, the pivot shaft 32 can be detached smoothly when the ball 41c is pressed or the thin plate spring 42 is unfolded by using the principle of release.

11 is a side use state diagram showing a third embodiment of the door fixing device according to the present invention.

This embodiment also has a basic configuration similar to the conventional configuration.

That is, the main body 10 fastened to the door, the mounting piece 20 protruding symmetrically integrally formed on the front surface of the main body, and the upper rotating portion formed by the rotation shaft formed in the fastening hole of the mounting piece is hinged and fixed at the bottom The additional support has a stopper 30 which is supported on the ground and fixes the opened door.

In this embodiment, the magnetic body 50 is provided on one outer surface of the stopper 30, and the elastic member 60 is provided on one side of the pivot part. In addition, as a main feature, the bending portion 70 is hinged by folding both ends of the middle portion of the body of the stopper 30, the bending portion 70 is to be restored to its original state after bending in only one direction of the door side The restoring spring 71 is provided. At this time, the restoring spring 71 is preferably to use the tension spring of the same principle as the first embodiment of the present invention, those skilled in the art can be implemented in various forms known in the art. Preferably in the present embodiment it will be preferable to have a pressing plate 80 on one side of the body of the stopper 30 as a structure that can be stepped on.

Referring to the operating state of the present embodiment having the configuration as described above, first press the bent portion 70 from the outside while the stopper 30 is fixed to the ground, the stopper 30 is bent inward while supporting force In this case, the stopper 30 is rotated upward by receiving the elastic force as if the spring is bounced by the elastic force of the pressed elastic member 60. The bent portion 70 of the stopper 30, which is rotated at the time of rotation, is unfolded by the restoring spring 71, and the magnetic body 50 provided on the outer surface of the stopper is completely rotated upward. Attached.

As described above, the door locking device according to the present invention has a structure having an elastic member having a predetermined elastic force, thereby easily releasing the fixed state of the door by simply pulling the door by hand or pressing by foot. This has the effect of improving convenience for the user to use conveniently.

In addition, the door fixing device of the present invention by using a stopper made of a plate-shaped steel sheet having a predetermined elastic force and an elastic member having a predetermined elastic force by the user to release the door fixed by applying only a small force in a comfortable position, the user's convenience Has the effect of improving.

Claims (9)

The main body 10 which is fastened to the door D and the main body 10 are symmetrically formed on the front of the main body, and the mounting piece 20 in which the fastening hole is formed and the upper rotating part in which the rotating shaft is formed in the fastening hole of the mounting piece are hinged and the lower fixing part In the door lock device having a stopper 30 which is supported on the ground and fixes the open door, The fastening hole of the mounting piece 20 is formed as a long hole 21, the locking projection 40 is provided in the lower inner side, the rotating shaft 32 provided in the pivoting portion 31 of the stopper 30 is Coupled to be hooked to the lower side of the locking protrusion 40, the magnetic member 50 provided on one side outer surface of the stopper 30 and the elastic member 60 provided on one side of the rotating part 31, the door is When the force is applied to the door supporting direction in the supported state, the elastic member receives the elastic force by the stopper, and the pivot shaft caught in the locking protrusion of the long hole leaves the locking protrusion upward and the stopper is caused by the elastic force of the elastic member. The door lock device characterized in that the upward rotation and the magnetic material is attached to the door and the door lock is released. The door fixing device according to claim 1, wherein the stopper (30) is made of a plate-like body (30 ') having a predetermined width and convex outwardly to have its own elasticity. 3. The through hole 22 is formed in the center of the pivot shaft 32 of the stopper 30 above the long hole 21 of the mounting piece 20 integrally provided in the main body 10. The through hole 22 includes a spring 23 and a screw 24 to close the upper part, so that the spring provides elastic force to the pivot shaft of the stopper. The method according to claim 1 or 2, wherein the elastic member 60 is coupled to the pivot shaft of the stopper and both ends are supported by the protrusions 33 formed on the body and the body of the stopper to rotate the stopper outward when the stopper is pressed. Door fixing device characterized in that the tension spring having a restoring force. The leaf spring of claim 1 or 2, wherein the elastic member 60 is supported by the lower body 10 of the stopper 30 to allow the stopper to rotate outward when the stopper is pressed. Or a coil spring. The method according to claim 1 or 2, wherein the engaging portion 40 is composed of a ball (41c) is supported and coupled to the cylinder (41a) and is provided with an elastic force by the inner spring (41b), the cylinder is of the mounting piece (20) Door fixing device characterized in that the incision to intersect one side (21). The door lock device according to claim 1 or 2, wherein the locking protrusion 40 is a hemispherical thin plate spring 42 which is supported on one side of the lower side of the long hole 21 formed to be inclined and has a force on the upper side. . The main body 10 which is fastened to the door and the front surface of the main body are symmetrically integrally formed, the mounting piece 20 having the fastening hole and the upper rotating part formed by the rotating shaft in the fastening hole of the mounting piece are hinged, and the lower fixing part is supported on the ground. In the door lock device having a stopper 30 is fixed to the open door, The magnetic body 50 provided on one side outer surface of the stopper 30, the elastic member 60 provided on one side of the pivoting portion, the bent portion 70 is hinged to both ends of the body portion of the stopper and bent, It is composed of a restoring spring 71 which allows the additional door to be returned to its original state after bending only in one direction, and when the bent portion is pressed from the outside while the stopper is supported on the ground, the stopper is released while bending inward. By the stopper is provided with an elastic force is rotated to the upper side door lock device, characterized in that attached to the door by the magnetic material. The door fixing device according to claim 2 or 8, wherein a pressing plate (80) is provided at one side of the body of the stopper (30).

Images