JP2011111877A - Door stop - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cheap door stop with uncomplicated locking mechanism, which can easily be manufactured to be suitable for mass production. <P>SOLUTION: This door stop comprises a main body 31 containing a magnet in its case attached to the bottom of a door, and a locking tool 5 with a locking plate 52 swingably arranged in the vertical direction on a base 51 mounted on a floor. A lock member 6, which includes a supporting part of a predetermined length with an attachment part continuously extending for a predetermined length at the bottom end, has the supporting part 61 mounted in a reciprocally-rotatable manner throughout a given angle on the bottom of the case, while a locking recess 54 is formed at a predetermined position of one side edge on the locking plate. Rotating the supporting part of the lock member forward in a locked state of absorbing to the magnet in the case allows the attachment part to be attached in the locking recess of the locking plate to lock both the locking plate and the case, while rotating the supporting part of the lock member in a door direction allows displacement of the attachment part from the locking recess of the locking plate to release locking of the locking plate and the case. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a door stop capable of releasably holding an open door in a predetermined open position.

  As a door that can releasably hold a door that has been opened in a predetermined open position, a magnet installed at the bottom of the door and a magnet that can swing on a pedestal installed on the floor There is known a door stop capable of releasably holding an open door in a predetermined open position by adsorbing a locking plate made of a body (Japanese Patent Laid-Open Nos. 10-115139 and 11-287062). Issue gazette).

  The door stop proposed in the above publication is temporarily fixed only by opening the door to a predetermined opening position, and the door is opened by a simple operation by moving the door in the closing direction against the magnet's attracting force. It can be fixed in position and is very convenient.

  However, the door stop presented in these publications is to fix the door to the floor surface in a temporarily fixed state by the magnet's attracting force. For example, when the hand is touched or a strong wind hits the door, the door is fixed. There is a problem that the fixed state is released although it is desired to be held in the open position.

  Therefore, for example, as disclosed in Japanese Patent Application Laid-Open No. 2004-190481, Japanese Patent Application Laid-Open No. 2004-204457, Japanese Patent Application Laid-Open No. 2004-27552, Japanese Patent Application Laid-Open No. 2005-9151, and the like, A door stop provided with a locking mechanism for locking and unlocking the locking plate by an external operation when the plate is attracted to a magnet is proposed.

  However, most of the door stops presented in the above publication have a complicated structure, and the manufacture is difficult or cannot be provided at low cost. There is also a problem.

Japanese Patent Laid-Open No. 10-115139 Japanese Patent Laid-Open No. 11-287062 Japanese Patent Laid-Open No. 2004-190481 JP 2004-204457 A JP 2004-27552 A JP 2005-9151 A

  According to the present invention, the locking mechanism is not complicated in a door provided with a locking mechanism that locks and unlocks the locking plate by an external operation when the locking plate is attracted to the magnet. It is an object of the present invention to provide an inexpensive product that is easy to manufacture and suitable for mass production.

  The door stop which is the present invention made to solve the above-mentioned problems is a door stop body in which a magnet is built in a case body installed at the lower part of the door, and a lock made of a magnetic material on a pedestal installed on the floor surface. A lock having a predetermined length of support portion, which is a door stop composed of a locking tool arranged so that the plate can swing in the vertical direction, and has a locking portion extending in the lateral direction of a predetermined length at the lower end. The member is attached to the bottom portion of the case body so that the support portion can be reciprocally rotated over a predetermined angle, and the locking plate has a locking recess formed at a predetermined position on one side edge, The engagement portion is engaged with the engagement recess of the engagement plate by the operation of rotating the support portion of the locking member forward in the engagement state attracted to the magnet built in the case body. The plate is locked with the case body, and the front It said engaging portion is departing from the locking recess of the locking plate by the operation of rotating the support part of the locking member to the door direction is unlocked and the case body and the locking plate.

  Further, in the present invention, when the locking member is continuously provided with an operation portion extending upward for a predetermined length at the distal end of the engagement portion, the locking member is disposed at the distal end of the engagement portion. It extends upward over a predetermined length and has a substantially U-shape in which an operation part having the same shape as the engaging part and the support part and symmetrical in the vertical direction is provided at the tip, and the tip of the operation part is When installed on the top of the case body at the same portion as the support portion, operability and structural stability are improved.

  Furthermore, in the case where the operation member holding portion is formed on the door stop main body, the locking member is held in the case body when the locking member is not used, so that it does not interfere with the temporary locking and looks good. Also good.

  In addition, when the locking member is partly attached to the central position in the lateral direction of the case body, and the locking recesses are formed at predetermined positions on both side edges of the locking plate, the door is opened and closed. Direction and the operation direction of the locking, and if at least the engaging part of the locking member is a magnetic body, the engaging part of the locking member is inserted into the recess of the locking plate and locked at the time of locking. Thus, the locking member is attracted to the locking plate and firmly fixed by the magnetic force of the magnet provided in the case body.

  According to the present invention, the locking member is very simple, has good operability, is suitable for mass production, and can be provided at low cost.

The perspective view which shows the unlocking state of preferable embodiment of this invention. The perspective view which shows the locking state of embodiment shown in FIG. Sectional drawing which shows the effect | action of embodiment shown in FIG. The perspective view which shows the unlocking state of different embodiment of this invention. The perspective view which shows the locking state of embodiment shown in FIG. The perspective view which shows the unlocking state of different embodiment of this invention. The perspective view which shows the unlocking state of different embodiment of this invention. The perspective view which shows the unlocking state of different embodiment of this invention. The rear view of the door stop main body in embodiment shown in FIG. The disassembled perspective view of the door stop main body in embodiment shown in FIG.

  FIGS. 1 to 3 show a preferred embodiment of the present invention. The door stop 1 is formed by, for example, a door main body 3 and a floor surface 4 installed at a lower portion of a side surface 21 on a pulling side of a door 2 in a hinged door. It is comprised from the securing tool 5 installed.

  The door stop main body 3 is molded, for example, from a hard synthetic resin or metal as appropriate, and protrudes from the bulging portion 33 for containing the magnet 32 so that a magnetic force is generated at least on the bottom surface of the flat mounting portion 31. The locking member 6 is attached to the case body 31 that has been moved.

  In the present embodiment, the locking member 6 is formed by bending a wire having an appropriate thickness as a whole, and a supporting portion having a predetermined length in which a locking portion 61 extending in a lateral direction having a predetermined length is provided at the lower end. 62 and an operation portion 63 that extends upward at a front end of the engagement portion 61 over a predetermined length and is symmetrical with the engagement portion 61 and the support portion 62 and symmetrical in the vertical direction. The lower end of the operation portion 63 and the support portion 62 are formed at the same portion.

  In the present embodiment, the locking member 6 has an operating portion on the top surface 341 and the bottom surface 342 of the mounting portion 34 that is integrally bulged at the boundary between the mounting portion 31 of the case body 3 and the side surface of the bulging portion 33. A downward tip 63 and a support portion 62 are inserted and attached so as to be reciprocally rotatable at a predetermined opening degree.

  In the present embodiment, the locking member 6 is formed by bending a wire. However, the present invention is not limited to this. For example, the locking member 6 may be formed by a mold material or by punching a plate material, and the material has rigidity. In this case, other materials such as a synthetic resin may be used. In this case, it is more preferable that at least the engaging portion is a magnetic body.

  As a means for applying a magnetic material to the engaging portion, a means for forming the engaging portion itself with a magnetic material, a means for forming the engaging portion with a non-magnetic material, and attaching or embedding the magnetic material, etc. Can be taken.

In addition, the locking member 6 is attached to a downward tip of the operation portion 63 or a device portion of the support portion 62 to the case body 3 by attaching a biasing member such as a coil spring (not shown) when not in use. It is possible to always return to a predetermined retracted position, and it is also possible to improve storage and operability.

  On the other hand, the locking device 5 installed on the floor surface 4 is arranged such that a locking plate 52 made of a magnetic material is attached to a pedestal 51 fixed to the floor surface 4 so that one end of the locking plate 52 can swing in the vertical direction. In particular, a locking recess 54 is formed at a predetermined position on one side edge 53 of the locking plate 52.

  As shown in FIG. 3, the door stop 1 according to the present embodiment is installed at the lower part of the side surface 21 on the drawing side of the door 2, and the locking tool 5 is below the opening position of the door 2 on the floor surface 4. Installed to be placed.

  Then, as shown in FIG. 3 (a), when the door 2 is opened to approach a predetermined open position, that is, the installation position of the locking tool 5, as shown in FIG. Since the locking plate 52 of the locking device 5 swings upward and is attracted by the magnetic force of the magnet 32 built in the lower portion of the door-holding body 3, the door-stop 1 is fixed by the magnetic force. To temporarily stop.

  Therefore, since the door 1 is fixed to the floor surface 4 by the magnetic force of the magnet 32, it can be kept open. When the door 2 is closed, if the door 2 is closed against the adsorption force due to the magnetic force, the engagement between the door stop main body 3 and the locking tool 5 is automatically released and the door 2 is closed and engaged. The locking plate 52 of the stopper 5 swings downward by its own weight and returns to the original flat state.

  As described above, when the door is temporarily fixed to the open position by magnetic force, the locking device 6 is rotated to the mounting portion 31 side, so that the door stop main body 3 or the magnet 32 is engaged when the door is opened. There is no hindrance to adsorption of the stopper 5 with the locking plate 52.

  Further, in the opened state of the door 2 shown in FIG. 3B, the door 2 is simply held at the open position only by the attractive force of the magnet 32. For example, the door 2 may be touched by mistake. When it is necessary to securely hold the door 2 in the open state even when wind hits the door 2, the door 2 in the open state shown in FIG. In the locked state in which the locking plate 52 is attracted to the magnet 32 built in the case body 3, the engaging portion 62 is engaged with the locking plate 52 by an operation of rotating the support portion 61 of the locking member 6 forward. The locking plate 52 and the case body 3 are locked by being engaged with the locking recess 54.

  In this state, the locking tool 5 is fixed by the mechanical locking force of the locking member 6 in addition to the attracting force of the magnet 32, so that it is securely fixed to the door 2 at a predetermined open position.

  In order to release the fixed state and close the door, the engaging portion 62 is locked to the locking plate 52 by rotating the support portion of the locking member 6 in the direction opposite to the locking time (direction of the door 2). Since the locking plate 52 and the case body 3 are unlocked from the recess 54, the holding state by the magnet 32 may be released.

  As described above, the locking member 6 according to the present embodiment can be unlocked by an extremely simple operation.

  4 and 5 show the unlocked state and the locked state of different embodiments of the present invention. The present embodiment has the entire configuration and method of use, as well as the functions and effects shown in FIGS. This is substantially the same as the embodiment shown in FIG. 3, and a detailed description thereof will be omitted.

  In particular, this embodiment differs from the embodiment shown in FIGS. 1 to 3 in that the attachment portion 31 for attaching the locking member 6 to the door stop main body 3 is not formed, and the locking member 6 has a magnet at the bottom. Are inserted into the top portion 331 and the bottom portion 332 of the bulging portion 33 so as to be reciprocally rotatable at a predetermined opening degree.

  In particular, in the present embodiment, the locking member 6 is attached to the center of the door-holding main body 3 and can be reciprocally rotated about 180 degrees along the attachment portion 31 from side to side. Locking recesses 54 and 54 in which the engaging portions 62 of the locking member 6 are diameter-attached are formed at symmetrical positions on both side edges 53 and 53 of the locking plate 52.

  Therefore, even if it is one product, it can apply also to the door which has an opening direction in any direction on either side by selecting one of the latching recessed parts 54 and 54 which latch the locking member 6. FIG.

  Furthermore, in the present embodiment, the holding portion 35 that presses and holds the operation portion 63 portion of the locking member 6 is formed on the attachment portion 31 of the door stop main body 3 so that the locking member 6 is held when not in use. Can do.

  6 and 7 show still another embodiment of the present invention, in which the locking member 6 is extended upward at a predetermined length to the support portion 61, the engaging portion 62, and the distal end of the engaging portion 62. In the embodiment shown in FIG. 7 in which the operation unit 63 to be provided is continuously provided, the locking member 6 is composed of a support unit 61 and an engaging unit 62 that also serves as the operation unit, and further simplification. Can do.

  In addition, FIG. 8 to FIG. 10 show different embodiments of the door stop main body 3 of the present invention, and the case body 3 forming the door stop main body 3 includes an attachment portion 37 to the door and its cover body 38. Consists of

  According to the present embodiment, the case body 3 forming the door stop main body 3 includes the door mounting portion 37 and the cover body 38, and therefore the mounting holes 7 and 7 formed in the mounting portion 37. Since the set screws 8, 8 screwed to the cover are concealed by the cover body 38, not only the appearance is good, but also the mounting portion does not protrude in the left-right direction, so that it is compact.

  More specifically, the mounting portion 37 and its cover body 38 are fitted, and support formed on the upper and lower ends of the locking member 6 in the insertion grooves 37a and 37b formed on the top and bottom surfaces of the mounting portion 37. The parts 61 and 64 are inserted and attached to the shaft.

  The mounting portion 37 is formed with a support base 38a in which a mounting hole 38b for the magnet 32 is formed on the bottom surface.

  Note that the method of use of this embodiment is substantially the same as that of the above embodiment.

  Per door, 2 doors, 3 doors, 4 floors, 5 locking devices, 6 locking members, 31 case body, 32 magnets, 51 pedestal, 52 locking plate, 53 side edge, 54 locking recess, 61 Support section, 62 engaging section, 63 operation section, 35 holding section, 36 cover body, 37 mounting section

Claims (7)

  A door-holding body with a magnet built in a case body installed at the lower part of the door, and a locking tool in which a locking plate made of a magnetic material is arranged on a pedestal installed on the floor so as to be able to swing vertically. A locking member having a predetermined length of support portion which is provided with a locking portion extending in a lateral direction at a lower end at a lower end of the door. The locking member reciprocates at a predetermined angle with the bottom portion of the case body. The locking plate is rotatably mounted, and a locking recess is formed at a predetermined position on one side edge of the locking plate, and the locking plate is locked in a locked state attracted to a magnet built in the case body. The engaging portion is engaged with the engaging recess of the engaging plate by rotating the supporting portion of the member forward, and the engaging plate is locked with the case body, and the supporting portion of the locking member By the operation of rotating the door toward the door Doorstop, characterized in that said case body and the unlocked state and the locking plate by departing from the locking recess of the locking plate.   The door stop according to claim 1, wherein an operation portion is provided so that the locking member extends upward at a distal end of the engaging portion over a predetermined length.   The locking member extends upward at a distal end of the engaging portion over a predetermined length, and an operation portion having a shape that is the same as the engaging portion and the support portion and symmetrical in the vertical direction is connected to the distal end. The door stop according to claim 1, wherein the door stop has a shape and the tip of the operation portion is installed on the top of the case body at the same portion as the support portion.   The door stop according to claim 2 or 3, wherein a holding portion for the operation member is formed in the door stop main body.   The locking member is partly attached at a central position in the lateral direction of the case body, and a locking recess is formed at a predetermined position on both side edges of the locking plate, respectively. Door stop according to 2, 3 or 4.   The door stop according to claim 1, 2, 3, 4 or 5, wherein at least the engaging portion of the locking member is a magnetic body.   The door stop according to claim 1, 2, 3, 4, 5 or 6, wherein the case body includes an attachment portion to the door and a cover body door that covers the attachment portion.

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