JP2018178687A - Floor surface setting member of lower bracing device of hanging door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a floor surface setting member of a lower bracing device of a hanging door capable of accurately inserting a guide pin into a guide groove of a hanging door main body by increasing the dimensional accuracy in the width direction of the hanging door main body of the first member at the time of ascent, while enjoying the advantage that the dimension in the height direction of the floor surface setting member including the guide pin and the case can be kept small while securing the projecting length of the guide pin.SOLUTION: A guide pin 3 includes a first member 4 provided with a magnet 41 at an upper end portion thereof and forming a space 42 opened downward and a second member 5 formed so as to be fittable into the space 42 opened below the first member 4. In the housed state, the first member 4 is retracted into a case 2 and the second member 5 is fitted into the space 42 which opens below the first member 4. From this state, when the first member 4 is attracted by the magnetic force and ascends from the interior of the case 2, the second member 5 ascends following the first member 4.SELECTED DRAWING: Figure 1

Description

  BACKGROUND OF THE INVENTION Field of the Invention The present invention relates to a floor surface installation member of a lower suspension device of a hanging door.

  Conventionally, a guide pin formed on a lower surface of a main body of a hanging door so as to be able to be projected by a magnetic force to a case installed on a floor surface is provided on a hanging door suspended from an overhead rail via a runner for traveling. There is known a lower suspension device for a hanging door that guides the hanging door by being inserted into the groove (see Patent Document 1).

  By the way, in the lower locking device of the suspension door disclosed in Patent Document 1, since the guide pin is formed of a single member, when attempting to secure the protruding length of the guide pin, the floor surface including the guide pin and the case. In the case of a structure in which the dimension in the height direction of the installation member is large and it is difficult to secure a sufficient immersion depth as in the case of a direct attachment floor, there has been a problem that the lower suspension device of the hanging door can not be applied.

  On the other hand, in order to cope with this problem, the guide pin is constituted by a first member provided with a magnet at its tip and a cylindrical second member in which the first member is fitted so as to project upward. Those having a telescopic structure have been proposed and put to practical use (see Patent Documents 2 and 3).

JP 2001-65228 A Unexamined-Japanese-Patent No. 2004-225436 JP 2005-2770 A

  By the way, in the lower suspension device of the suspension door disclosed by patent documents 2-3, the dimension of the height direction of a floor surface installation member containing a guide pin and a case is made small, ensuring the projection length of a guide pin. Even in the case of a structure that can be suppressed and it is difficult to secure a sufficient immersion depth like a direct-laid floor, it has the advantage of being able to apply the lower anti-vibration device of the hanging door, but on the other hand to smoothly raise and lower the guide pins. Between the case and the second member and the first member and the second member, that is, between the inner peripheral surface of the case, the outer peripheral surface of the second member, the inner peripheral surface of the first member, and the outer peripheral surface of the second member There is a clearance provided between them, so that a maximum combined movement of the two clearances occurs in the raised first member, and when this movement occurs in the width direction of the hanging door main body, the guide Pin guide of the hanging door body There is a problem that not correctly inserted within.

  The present invention has dimensions of a floor surface installation member including a guide pin and a case in the height direction, while securing the protruding length of a guide pin, which the lower anti-vibration device of the suspension door disclosed in Patent Documents 2 to 3 has. The guide pin can be accurately inserted into the guide groove of the hanging door main body by enhancing the dimensional accuracy in the width direction of the hanging door main body of the first member at the time of ascent while enjoying the advantage that the It is an object of the present invention to provide a floor surface installation member of a suspension door lower anti-vibration device which can be used.

  In order to achieve the above object, the floor surface installation member of the lower suspension device of the suspension door of the present invention is attracted to a magnet or magnetic body disposed in the guide groove of the suspension door body in a case installed on the floor surface. In the floor surface installation member of the lower locking device of the hanging door, in which the guide pin on which the magnet is disposed can be projected upward, the guide pin is provided with a magnet at the upper end and a space opened downward is formed. A first member and a second member formed so as to be fittable in a space opened downward of the first member, and in the storage state, the first member is inserted into the case, and the second member is When the first member is attracted by the magnetic force and raised from the inside of the case from this state, the second member is moved up following the first member. It is characterized in that.

  In this case, the outer peripheral surface of the magnet provided in the first member can constitute the outer peripheral surface of the first member.

  Further, when the second member ascends following the first member, the second member can be guided by the inner circumferential surface of the case to ascend.

  Further, the shaft portion of the upper member of the first member may penetrate through the second member and slide.

According to the floor surface installation member of the lower locking device of the hanging door of the present invention, the guide pin is provided with the magnet at the upper end portion, the first member forming the space opening downward, and the lower portion of the first member The second member is formed of a second member which can be inserted into the open space, and in the storage state, the first member is inserted into the case and the second member is inserted into the space opened downward of the first member. In this state, when the first member is attracted by the magnetic force and ascends from the inside of the case, the protruding length of the guide pin is increased by following the first member and causing the second member to ascend. While securing, the dimension in the height direction of the floor surface installation member including the guide pin and the case can be kept small.
Furthermore, when the first member immersed in the case ascends, the first member is elevated with the accuracy of the clearance between the inner circumferential surface of the case and the outer circumferential surface of the first member, because the first member is guided and ascends. The guide pin can be accurately inserted into the guide groove of the hanging door main body by enhancing the dimensional accuracy of the hanging door main body of the first member in the width direction at the time of ascent.

  Further, by making the outer peripheral surface of the magnet provided in the first member to constitute the outer peripheral surface of the first member, a magnet with a large diameter (a large magnetic force) can be used for the first member, and a guide The pin can be reliably attracted by a magnet or a magnetic body disposed in a guide groove installed in the hanging door main body, whereby, for example, a member to which a guide pin disposed in the guide groove is attracted is It can consist only of the body.

  Further, when the second member moves up following the first member, the inner peripheral surface of the case and the outer peripheral surface of the lower portion of the second member are guided by being raised by the inner peripheral surface of the case. To raise the dimensional accuracy of the second member in the width direction when the second member is raised, and the first member is guided by the upper portion of the second member, The guide pin can be more accurately inserted into the guide groove of the hanging door body by increasing the dimensional accuracy in the width direction of the one-part hanging door body.

  Further, by causing the shaft portion of the upper member of the first member to slide through the second member, the strength of the guide pin can be enhanced, and the first member and the second member can be mutually used. The guide pins can be more accurately inserted into the guide grooves of the hanging door main body by guiding each other and enhancing the dimensional accuracy of the first and second members in the width direction of the hanging door main body.

The 1st Example of the floor surface installation member of the lower suspension apparatus of the suspension door of this invention is shown, (a) is front sectional drawing of a storing state, (b) is the state which the said 1st and 2nd member rose. It is a front sectional view. The floor surface installation member is shown, (a) is a side sectional view of a stored state, (b) is a side sectional view of a state in which the first and second members are elevated. It is the top view made into the partial cross section of the floor surface installation member. The 2nd Example of the floor surface installation member of the lower suspension apparatus of the suspension door of this invention is shown, (a) is front sectional drawing of a storage state, (b) is the state which the said 1st and 2nd member rose. It is a front sectional view. The lower member of the 1st member of the floor surface installation member is shown, (a) is a top view and (b) is a front sectional view. The 2nd member of the floor surface installation member is shown, (a) is a top view and (b) is a front sectional view.

FIGS. 1 to 3 show a first embodiment of a floor surface installation member of a suspension door lower suspension device according to the present invention.
The floor surface installation member 1 of the lower locking device of the suspension door has a magnet 41 which is attracted to the magnet or magnetic body M disposed in the guide groove G of the suspension door main body D in the case 2 installed on the floor surface. The guide pin 3 is accommodated so as to be able to project upward, and the guide pin 3 is provided with a magnet 41 at its upper end, and a first member 4 having a space 42 opened downward, and the first member 4 The second member 5 is formed of a second member 5 which is formed to be insertable into a space 42 opened downward of the first member 4 and the first member 4 is sunk into the case 2 in the storage state, and the second member 5 is In this state, when the first member 4 is attracted by the magnetic force and ascends from the inside of the case 2 from this state, the second member is driven by the first member 4 from the state. 5 is configured to rise.

The case 2 is formed of a cylindrical body provided with a flange portion 21 and has slit grooves 22 with an end in the longitudinal direction at two opposing positions on the inner peripheral portion.
The sliding projection 51 formed on the second member 5 is made to slide along the slit groove 22.
Further, an inner circumferential surface 20 a having a predetermined width in the vertical direction is formed on the inner surface side of the flange portion 21 of the case 2, and when the first member 4 immersed in the case 2 ascends, the inner circumferential surface It is guided by 20a and made to rise.

  The guide pin 3 is composed of a first member 4 housed in a direct slidable manner in the case 2 and a second member 5 housed in a slidable manner inside the first member 4.

The first member 4 is provided with a magnet 41 at its upper end, so as to form a space 42 opening downward.
More specifically, the first member 4 forms an upper member 43 made of a molded product having a T-shaped cross section, a magnet 41 fitted in the shaft portion 43a of the upper member 43, and a space 42 opening downward. The lower member 44 and the fixing member 45 formed of a push nut fitted to the shaft portion 43a of the upper member 43 are configured.
Thus, the structure of the first member 4 which is the guide pin 3 in which the magnet 41 is disposed at the upper end portion can be simplified, and the manufacturing cost can be reduced.

In this case, except for the magnet 41, the first member 4 is austenitic stainless steel, brass, a metal such as magnesium alloy, aluminum alloy or the like, polyamide (PA), polyacetal (POM), polycarbonate (PC), etc. The molded article can be made of a nonmagnetic material such as a synthetic resin (including a composite material) such as engineering plastic.
As described above, when the first member 4 is made of a nonmagnetic material, the magnetic force of the magnet 41 is not blocked by the first member 4. The magnet or the magnetic body M disposed in the guide groove G of the main body D can reliably attract the magnet.

The outer peripheral surface of the magnet 41 provided in the first member 4 can constitute the outer peripheral surface of the first member 4.
Thus, a magnet having a large diameter (a large magnetic force) can be used for the first member 4, and the magnet or magnetic body M provided with the guide pin 3 in the guide groove G installed in the hanging door main body D ensures For example, the member provided in the guide groove G and to which the first member 4 which is the guide pin 3 is attracted can be made of only a magnetic material.

The second member 5 is formed so as to be insertable into the space 42 opened downward of the first member 4.
More specifically, the second member 5 includes an upper portion 50a formed to be insertable into the space 42 of the first member 4 and a disk-shaped lower portion 50b formed to have a diameter slightly larger than that of the first member 4 The sliding protrusion 51 sliding along the slit groove 22 of the case 2 is formed in the lower portion 50b, and the sliding hole 51 formed in the lower member 44 of the first member 4 is fitted in the upper portion 50a. A pin member 52 biased by a spring 53 is provided to prevent the member 4 and the second member 5 from coming off and to prevent the first member 4 from rotating with respect to the second member 5.

  In this case, the second member 5 can also be formed of a molded article made of the same nonmagnetic material as the first member.

  And the floor surface installation member 1 of the lower locking device of the hanging door of the above embodiment arranges the pin 23 in the case 2 and the slit grooves 47 and 54 in which the pin 23 enters the first member 4 and the second member 5. The guide pins 3 can be positioned (retained) by forming the respective.

By the way, the floor surface installation member 1 of the suspension device of the lower part of the above-mentioned embodiment arranges the guide pin 3 eccentrically to the case 2.
Thus, when the case 2 is installed on the floor (in this case, the case 2 is installed on the floor via an outer member (not shown) formed of a material such as a synthetic resin), the case 2 The position adjustment of the guide pin 3 with respect to the guide groove G of the hanging door main body D can be performed easily and repeatedly by rotating.

  In addition, although the hanging door main body D is abbreviate | omitted in the figure, it is suspended by the ceiling rail via the runner so that travel is possible.

Next, the operation of the floor surface installation member of the suspension device of the lower part of the present embodiment will be described.
In the storage state, the floor surface installation member 1 of the lower anti-vibration device of the suspension door squeezes the first member 4 into the case 2 and the space 42 where the second member 5 opens below the first member 4 It will be in the state of being inserted.
Thereby, the floor surface installation member 1 of the lower anti-vibration device of this hanging door measures the height of the floor surface installation member 1 including the guide pin 3 and the case 2 while securing the projecting length of the guide pin 3 Can be kept small.

In this state, when the hanging door main body D comes to the upper position of the floor surface installation member 1 installed on the floor surface, the magnet or magnetic body M disposed in the guide groove G is a first member as the guide pin 3 By the action of the magnet 41 provided at the upper end of the first member 4, the first member 4 is attracted and ascends from the inside of the case 2. At this time, the second member 5 also ascends by following the first member 4.
Thereby, when the first member 4 immersed in the case 2 ascends, it is guided by the inner peripheral surface 20a of the upper edge of the case 2 and ascends, the inner peripheral surface 20a of the upper edge of the case 2 and the first The first member 4 can be raised with the accuracy of the clearance between the outer peripheral surface of the member 4 and the guide pin 3 by enhancing the dimensional accuracy in the width direction of the hanging door main body D of the first member 4 when rising. Can be accurately inserted into the guide groove G of the hanging door main body D.
Furthermore, in the present embodiment, the lower portion 50b of the second member 5 that is moved up by following the first member 4 is guided by the inner peripheral surface 20b of the case 2 and is moved up, so the inner peripheral surface 20b of the case 2 and The second member 5 can be raised with the accuracy of the clearance between the second member 5 and the outer peripheral surface of the lower portion 50b, and the dimensional accuracy in the width direction of the second member 5 at the time of rising can be enhanced. The first member 4 is guided by the upper portion 50 a of the member 5, and the dimensional accuracy of the first member 4 in the width direction of the hanging door main body D is enhanced, whereby the guide pin 3 is more accurate in the guiding groove G of the hanging door main body D Can be inserted into the

4 to 6 show a second embodiment of the floor surface installation member of the suspension device of the lower part of the present invention.
The floor surface installation member 1 of the lower suspension device of this suspension door is a magnet or magnetic material disposed in the guide groove G of the suspension door main body D in the case 2 installed on the floor surface as in the first embodiment. A guide pin 3 provided with a magnet 41 to be attracted to M is accommodated so as to be able to project upward. The guide pin 3 is provided with a magnet 41 at the upper end, and a space 42 opened downward is formed. The first member 4 and the second member 5 formed so as to be insertable into the space 42 opened downward of the first member 4, and the first member 4 sinks into the case 2 in the storage state When the second member 5 is fitted into the space 42 opening downward of the first member 4 and the first member 4 is attracted by the magnetic force from this state to rise from the inside of the case 2, the first member The second member 5 is configured to be driven up by 4.

And in the lower suspension device of the suspension door of the present embodiment of this embodiment, the shaft portion 43a of the upper member 43 of the first member 4 is the same as the first suspension device of the suspension door of the first embodiment. The shaft 43 a is formed to be longer than the shaft 43 a of the upper member 43 of the member 4 so that the shaft 43 a slides through the second member 5.
Further, in order to prevent the first member 4 and the second member 5 from coming off, a fixing member 48 consisting of a push nut fitted to the shaft portion 43a is disposed at the lower end portion of the shaft portion 43a of the upper member 43. It is like that.
Further, in order to prevent the rotation of the first member 4 with respect to the second member 5, the lower member 44 and the second member 5 of the first member 4 are provided with convex ridges 49 and concave grooves 55 extending in the vertical direction. The grooves may be formed reversely), and the ridges 49 of the lower member 44 of the first member 4 enter the grooves 55 of the second member 5 to form the first member 4 and the second member 5. Is made to slide.

Next, the operation of the floor surface installation member of the suspension device of the lower part of the present embodiment will be described.
In the lower anti-vibration device of this hanging door, the shaft 43a of the upper member 43 of the first member 4 penetrates the second member 5 so as to slide, so the strength of the guide pin 3 is enhanced. The first member 4 and the second member 5 mutually guide each other, and by increasing the dimensional accuracy of the hanging door main body D of the first member 4 and the second member 5 in the width direction, the guide pin 3 can be It can be made to be inserted more correctly in the guide groove G of the hanging door main body D.

  In addition, the other structure and effect | action of the lower suspension apparatus of the suspension door of a present Example are the same as that of the floor surface installation member of the lower suspension apparatus of the suspension door of the said 1st Example.

  As mentioned above, although the lower part suspension apparatus of the suspension door of this invention was demonstrated based on the Example, this invention is not limited to the structure described in the said Example, In the range which does not deviate from the meaning, suitably The configuration can be changed.

  The floor surface installation member of the lower anti-vibration device of the suspension door of the present invention can keep the dimension in the height direction of the floor surface installation member including the guide pin and the case small while securing the projecting length of the guide pin. The guide pin can be correctly inserted into the guide groove of the hanging door main body by enhancing the dimensional accuracy of the hanging door main body in the width direction of the first member at the time of ascent while enjoying the advantage of Therefore, it can be used widely and suitably for the use of the lower swing control device of a hanging door.

DESCRIPTION OF SYMBOLS 1 Floor surface installation member 2 Case 3 Guide pin 4 1st member 41 Magnet 42 Space 43 Upper member 43a Shaft part 44 Lower member 5 2nd member D Suspension door main body G Guide groove

Claims (4)

  A lower suspension device for a suspension door in which a guide pin provided with a magnet disposed in a guide groove of a suspension door main body or a magnet attracted to a magnetic body is accommodated in a case installable on a floor surface so as to project upward. In the floor surface installation member, the guide pin is provided with a magnet at an upper end portion, a first member forming a space opening downward, and a second member formed insertably into the space opening below the first member In the stored state, the first member is inserted into the case, and the second member is inserted into the space opening downward of the first member, and from this state, the first member is subjected to the magnetic force. The floor surface installation member of the lower anti-slip device for a hanging door, characterized in that the second member moves up following the first member when being sucked up from inside the case by suction.   The floor surface installation member of the suspension apparatus of the lower part of a suspension door according to claim 1, wherein the outer peripheral surface of the magnet provided in the first member constitutes the outer peripheral surface of the first member.   The lower swing of the hanging door according to claim 1 or 2, wherein when the second member ascends following the first member ascends, the second member ascends by being guided by the inner peripheral surface of the case and ascends. Equipment for floor installation.   The floor surface installation of the lower anti-slip device for the hanging door according to claim 1, 2 or 3, wherein the shaft portion of the upper member of the first member penetrates and slides the second member. Element.

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