JP5069420B2 - Door device - Google Patents

Description

  The present invention relates to a door device excellent in crime prevention.

  2. Description of the Related Art Conventionally, in a door device used for an entrance door for a house such as a detached house or a condominium, a door frame is installed on the building side, and a door body is installed on the door frame so that it can be opened and closed. The door body is supported by a hinge so that the door butt on the opposite side to the door edge on one side of the door body can be rotated by the hinge, and the door edge side of the door body is opened and closed with the hinge as a fulcrum. On the door end side of the door body, there is a locking mechanism that locks the lock fitting protruding from the door end to the door frame side in the closed state of the door body. Is provided.

  However, in such a door device, there is a gap between the door tip of the door body and the door frame so that the door body can be opened and closed by rotation, and the door body locking mechanism and the door frame are passed through the gap. Insert a bar or the like into the space between the bracket and the door body locking mechanism and the door frame bracket, deform the door body from the door frame, and forcefully release the lock. There has been an incident of opening the door.

Therefore, a guard part that overlaps the outer surface of the door frame is provided at the door tip of the door body, and the tip side of the guard part is provided in an L-shaped cross section, and the tip of the guard part is inserted into a groove provided on the outer surface of the door frame. This prevents the door from being opened by concealing the gap between the door tip of the door and the door frame at the card, and preventing the card from being easily caused by a bar or the like. An apparatus is known (for example, refer to Patent Document 1).
JP 2003-138849 A (page 2-3, FIG. 1-4)

  Some conventional door devices have been designed to prevent the door body from being opened by devising the door end of the door body. For this reason, it is possible to release the door body by forcibly releasing the lock by causing the door end of the door body to move outward from the door frame, and there is a problem that the security is not sufficient.

  Further, since the shaft portion of the hinge that supports the door bottom of the door body is disposed on the outdoor side, it is possible to break the hinge portion and open the door body, and there is a problem that the crime prevention property is not sufficient. is there.

  This invention is made | formed in view of such a point, and it aims at providing the door apparatus excellent in crime prevention.

The door device according to claim 1 has an opening in the inner region, and a door-end fitting recess and door-end fitting that open toward the inside of the opening on one side in the width direction facing the opening and the other side. A door frame with a recessed recess, a door formed wider than the width dimension of the opening of the door frame, and the door butt of the door can be rotated with respect to one side of the door frame When the door is closed, the door tip of the door is inserted from the inside of the door frame into the door fitting insertion recess of the door frame and the door bottom of the door is moved to the inside of the door frame, and then the door frame When the door is opened, the door body is moved to the other side to release the door butt from the door butt insertion recess of the door frame and moved to the outside of the door frame and the door end of the door body. and a door body supporting means for the openable removed from the recess inlaid door end of the door frame, in response to the insertion direction of the door end of the door in the recess the fitting door end of the door frame A door-end pushing plate that is disposed so as to be movable and contacts the door-end of the door body inserted into the door-end fitting recess, and the door-end pushing plate in a direction opposite to the insertion direction of the door end of the door body And a pressing means for pressing toward .

  The door device according to claim 2 comprises the door device according to claim 1, wherein the door bottom fitting recess and the door tip fitting recess of the door frame are provided with packings respectively contacting both sides of the fitted door body. It is what.

  The door device according to claim 3 is the door device according to claim 1 or 2, wherein the door support means has a hinge formed in a substantially U-shaped cross section, and one end of the hinge is fitted to the door bottom of the door frame. The other end of the hinge is pivotally supported by the door butt of the door body, and the other end of the hinge is pivoted to move the door butt of the door frame to the door frame door. It is moved between a fitting position to be inserted into the bottom fitting recess and a shift position to move the door bottom of the door body to the outside of the door frame.

  According to a fourth aspect of the present invention, there is provided the door device according to the third aspect, further comprising driving means for moving the door bottom of the door body between the fitting position and the shift position.

  According to a fifth aspect of the present invention, there is provided the door device according to the third aspect, further comprising holding means for holding the door bottom of the door body at the shift position.

Door apparatus 請 Motomeko 6 wherein, in the door device in accordance with any one of claims 1 to 5, the door head and the door tail of the door body is fitted in the recess the fitting recess and the door tail inlaid door end of the door frame In the closed state, the door body is provided with a locking mechanism that restricts the movement of the door body in the direction of the door fitting recess of the door frame.

Door apparatus according to claim 7, wherein, in the door device according to claim 6, provided in the door head press plate, and the engaging member having a plurality of engagement portions corresponding to the moving direction of the door end push plate, A lock member provided on the door frame, capable of being engaged and disengaged with any one of the engagement step portions of the engagement member, and restricting the movement of the door end push plate by engaging with the engagement step portion, and the lock member And an unlocking / unlocking operation unit that engages and disengages the engagement member.

According to the door device of claim 1, the door frame forms a door bottom fitting recess and a door tip fitting recess that open toward the inside of the opening on one side in the width direction facing the opening and the other side. The door body is formed with a width wider than the width dimension of the opening of the door frame, and the door body is closed by a door body support means that supports the door bottom of the door body so as to be rotatable with respect to one side of the door frame. Sometimes the door tip of the door body is inserted into the door frame fitting recess of the door frame from the inside of the door frame, and the door edge of the door body is moved inside the door frame and then inserted into the door frame fitting recess of the door frame. When opening, move the door body to the other side, remove the door butt of the door body from the door butt fitting recess of the door frame and move it to the outside of the door frame, and insert the door edge of the door body into the door frame door In order to be able to be opened by removing it from the recess, when the door body is closed, both the door tip and door bottom of the door body are fitted in the door edge insertion recess and door bottom insertion recess of the door frame. Rarely, for example is not exposed to the outside, such as hinges, and difficult to disengage the door body from the door frame, it can be given an improved door system in crime prevention. Furthermore, a door-end pressing plate is disposed in the door-end fitting recessed portion of the door frame, and the door-end pressing plate can be moved in accordance with the insertion direction of the door end of the door body, and with respect to the insertion direction. Since it is pressing toward the opposite direction, the door tip of the door body inserted into the door tip fitting recess comes into contact with the door tip pressing plate, and the airtightness can be improved.

  According to the door device according to claim 2, in addition to the effect of the door device according to claim 1, the packing is respectively provided on both surfaces of the door body fitted into the door bottom fitting recess and the door tip fitting concave of the door frame. The double packing structure that comes into contact can improve the airtightness and watertightness when the door is closed, and even if the door is warped, any side of the door and the packing must be in contact with each other. Can maintain sex.

  According to the door device of the third aspect, in addition to the effect of the door device of the first or second aspect, as a door body support means, one end of the door device is pivotally supported so as to be rotatable in the door bottom fitting recess. The other end of the hinge is pivotally supported on the door bottom of the door body so that the other end of the hinge is pivoted to move the door bottom of the door body to the door bottom of the door frame. It can be moved between the insertion position to be inserted into the insertion recess and the shift position to move the door butt of the door body to the outside of the door frame. When the door body is closed, both the door tip and door butt are doors Although the structure is fitted into the door-end fitting recess and the door-end fitting recess of the frame, the door body can be opened with a simple configuration.

  According to the door device of claim 4, in addition to the effect of the door device of claim 3, the door means of the door body is automatically moved between the fitting position and the shift position by the driving means, and the door The body can be opened and closed easily.

  According to the door device of the fifth aspect, in addition to the effect of the door device of the third aspect, the door bottom of the door body is held at the shift position by the holding means, so that the opening and closing of the door body can be stabilized. .

According to the door apparatus 請 Motomeko 6 wherein, in addition to the claims 1 to effect a 5 door device according to any one of, the door head and the door tail door body fitting recess and the door tail inlaid door end of the door frame Since the door body is prevented from moving in the direction of the door-end fitting recess of the door frame by the locking mechanism in the closed state fitted in the recess, the door body can be locked securely.

According to the door device of the seventh aspect , in addition to the effect of the door device of the sixth aspect , the locking member of the door frame is engaged with the engaging portion of the engaging member of the door end pushing plate by the locking / unlocking operation portion. The door body can be locked and unlocked by being removed, and the engagement member is provided with a plurality of engagement portions corresponding to the moving direction of the door end push plate, and the lock member is one of the engagement members. Therefore, even if the position of the door tip of the door body is shifted due to the inclination or expansion / contraction of the door body, it can be absorbed and adjustment of the locking mechanism can be made unnecessary.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  1 to 5 show a first embodiment.

  In FIG. 1 thru | or FIG. 4, the door apparatus 11 used, for example for the entrance door for houses, such as a detached house and a condominium, is shown. The door device 11 has a door frame 12 installed on the building side, and can be opened and closed with respect to the door frame 12, and a door butt 13a on one side and a door tip 13b on the other side fit inside the door frame 12. The door body 13 is provided to be closed. In addition, it demonstrates as the inner surface 13c which faces one surface of the door body 13 to the room A, and the outer surface 13d which faces the other surface of the door body 13 to the outdoor side B.

  The door frame 12 is formed in a vertically long rectangular frame shape having a frame portion 16 on one side in the width direction, a frame portion 17 on the other side, a frame portion 18 on the ceiling side, and a frame portion 19 on the floor side. An opening 20 through which a person enters and exits is formed inside 19. On the inner surfaces of the frame portion 16 on one side and the frame portion 17 on the other side facing each other, a frame edge portion 21 that protrudes inward of the opening 20 from the indoor A side and the outdoor B side and has a substantially U-shaped cross section. 21 and the frame edge portions 22 and 22 are formed over the entire vertical direction, toward the inside of the opening 20 between the frame edge portions 21 and 21 on the indoor A side and the outdoor B side and between the frame edge portions 22 and 22. A door bottom fitting recess 23 and a door tip fitting recess 24 having a substantially U-shaped cross section are formed across the entire vertical direction.

  The door body 13 is formed to be larger than the width-direction dimension of the opening 20 of the door frame 12, and smaller than the width-direction dimension to each back side of the door-end fitting recess 23 and the door-end fitting recess 24, The door butt 13a and the door tip 13b are configured to be fitted into the door butt fitting recess 23 and the door tip fitting recess 24 to be in a closed state.

  The door bottom 13a of the door body 13 is supported with respect to the frame portion 16 on one side of the door frame 12 by a hinge 27 having two degrees of freedom as a door body support means. The hinge 27 has a substantially U-shaped cross section, and is formed to have a length corresponding to most of the vertical direction excluding a part of the upper portion of the door body 13, and one end is in the door bottom fitting recess 23 of the frame portion 16. It is pivotally supported on the inner side of the frame edge 21 on the outdoor B side so as to be rotatable about a support shaft 28, and the other end is a door butt 13a of the door body 13, and the support shaft 29 is supported at a position on the indoor A side. Is pivotally supported.

  The hinge 31 has an insertion position at which the support shaft 28 at one end is inserted into the door bottom insertion recess 23 of the frame portion 16 shown in FIG. It is swung between the shift position on the outdoor B side of the frame portion 16 shown in FIG. Therefore, when closing the door body 13, the hinge 31 moves the door tip 13 b of the door body 13 from the inside of the door frame 12 to the door tip of the frame portion 17 on the door tip side as shown in FIG. 3 to FIG. 1. The door 13 is inserted into the fitting recess 24 and the door butt 13a of the door body 13 is moved to the inside of the door frame 12, and then inserted into the door butt fitting recess 23 of the frame 16 on the door butt side. When opening, as shown in the order of FIGS. 1 to 3, the door body 13 is moved to the other side to remove the door butt 13 a of the door body 13 from the door butt fitting recess 23 of the frame 16 on the door butt side. The door tip 13b of the door body 13 can be removed from the door-end fitting recess 24 of the door-side frame portion 17 and can be opened.

  A storage portion 32 is fixed to the upper frame portion 18, and a rotation mechanism 33 that moves the door butt 13a of the door body 13 between the fitting position and the shift position in the storage portion 32 and the rotation mechanism. Drive means 35 having a motor 34 as a drive unit for driving 33 is disposed.

  The rotation mechanism 33 includes a rotation plate 36 that is rotated by a motor 34 that is fixedly disposed in the storage portion 32, a first link 37 having one end rotatably connected to an eccentric position of a peripheral portion of the rotation plate 36, and one end thereof A lever 39 pivotally supported on the storage portion 32 by a support shaft 38 and the other end of the first link 37 is rotatably connected to an intermediate portion, and one end pivots to the other end of the lever 39 The second link 40 is connected to the door body 13, and the connecting body 41 is connected to the other end of the second link 40 so as to be rotatable.

  The connecting body 41 has a connecting member 43 which is the door butt 13a of the door body 13 and is pivotally supported around the supporting shaft 42 at a position on the room A side. A guide member 44 to which the link 40 is connected is attached. A slide shaft 45 is attached to the guide member 44, and the slide shaft 45 is slidably engaged with a long hole 46 formed in the storage portion 32 along the width direction.

  Then, by driving the motor 34, the door bottom 13a of the door body 13 is automatically moved between the fitting position and the shift position through the rotation mechanism 33 so that the door body 13 is operated by the hinge 27 described above. Move.

  An operation unit (not shown) for commanding the movement of the door body 13 to the fitting position or shift position of the door bottom 13a is provided on the room A side of the frame 17 on the door end side. Moreover, it is also possible to perform a command operation from the outdoor B side using a remote controller (not shown).

  In addition, a door closer 49 is disposed on the upper side of the inner surface 13c of the door body 13, and an arm 50 of the door closer 49 is slidably connected to a slide rail 51 disposed along the width direction on the lower surface of the storage portion 32. Has been. The door closer 49 is configured to urge the door body 13 that opens and closes with the support shaft 29 of the hinge 27 as a fulcrum in the closing direction so as to automatically close to the shift position.

  Further, as shown in FIGS. 1 to 5, a lock mechanism 54 that locks the door body 13 in a closed state is disposed on the door-side frame portion 17. This locking mechanism 54 is disposed in the door-end fitting recess 24 of the frame 17 on the door-end side, and the door-end push against which the door-end 13b of the door body 13 inserted into the door-end insertion recess 24 abuts. A plate 55 is provided. A plurality of upper and lower engaging members 56 as support members are attached to the door-end pressing plate 55, and each of the engaging members 56 is disposed so as to be slidable with respect to the back side of the door-end fitting recess 24. The door-end pressing plate 55 is supported so as to be movable in accordance with the insertion direction of the door-end 13b of the door body 13. Each engaging member 56 is provided with a compression spring 57 as a pressing means that presses the door end pressing plate 55 in the direction opposite to the insertion direction of the door end 13b of the door body 13.

  A plurality of engaging portions 58 are formed in a stepped shape so as to be lower toward the end portion side on the end portion side upper surface disposed in the frame portion 17 of each engaging member 56. An upper and lower lock member 59 whose tip can be engaged with and disengaged from one of the engagement portions 58 of each engagement member 56 is pivotally supported in the frame portion 17 so as to be rotatable about the support shaft 60 as a fulcrum. A tip is lowered by a spring (not shown) and is biased in a direction to engage with the engaging portion 58. Each lock member 59 is connected to an interlocking member 61 that is slidable in the vertical direction in the frame portion 17, and the interlocking member 61 is connected to a thumb turn 62 as a locking / unlocking operation portion disposed on the room A side of the frame portion 17. It is connected. When the thumb turn 62 is rotated to the locking position, the interlocking member 61 is raised, and the tips of the upper and lower lock members 59 are lowered by the biasing of a spring (not shown) to engage the engagement member 56. Engaging with the portion 58, restricting the door-end pressing plate 55 from moving to the back side of the door-end fitting recess 24, and when the thumb turn 62 is rotated to the unlocked position, the interlocking member 61 is The top end of each of the upper and lower lock members 59 is retracted to an upper position where it does not engage with the engaging portion 58 of the engaging member 56, and the door end pushing plate 55 moves to the back side of the door end fitting recess 24. Is configured to allow.

  The locking mechanism 54 includes a locking / unlocking motor that rotates the thumb turn 62, and can be locked / unlocked from the outdoor B side by operating a remote controller (not shown).

  In addition, packings 65 are provided in the door bottom fitting recess 23 and the door tip fitting recess 24 of the door frame 12 so as to come into contact with both the inner surface 13c and the outer surface 13d of the fitted door body 13, respectively.

  Further, a handle (not shown) for opening and closing the door body 13 moved to the shift position may be provided on the inner surface 13c and the outer surface 13d of the door body 13.

  Next, the operation of the present embodiment will be described.

  As shown in FIGS. 1 and 4, when the door body 13 of the door device 11 is in the closed state, the door butt 13 a and the door tip 13 b of the door body 13 are fitted to the door rims of the frame portions 16 and 17 of the door frame 12. It is inserted in the recess 23 and the door-end recess 24, respectively.

  The packing 65 disposed in the door butt fitting recess 23 and the door tip insertion recess 24 is in contact with both surfaces of the door butt 13a and the door tip 13b of the door body 13, respectively.

  When the thumb turn 62 is in the locked position, the front end of each lock member 59 engages with one of the engaging portions 58 of the engaging member 56, and the door-end pushing plate 55 is behind the door-end fitting recess 24. By restricting the movement of the door body 13, the door body 13 is locked.

  Then, in order to open the door body 13, when the door body 13 is locked, the tip of each lock member 59 is moved from the engagement portion 58 of the engagement member 56 by rotating the thumb turn 62 to the unlock position. The door body 13 is unlocked so as to allow the door-end pressing plate 55 to move to the back side of the door-end fitting recess 24.

  The motor 34 starts to be driven by the opening operation of the operation unit, and the driving of the motor 34 causes the support shaft 28 at one end of the hinge 27 to be a fulcrum through the rotation mechanism 33, that is, the support shaft 28 at the other end, that is, the door 13 The door butt 13a turns and moves from the fitting position in the door butt fitting recess 23 of the frame part 16 shown in FIG. 1 toward the outdoor B shift position of the frame part 16.

  Thereby, first, as shown in FIG. 2, the door body 13 moves toward the door edge 13b while the door edge 13b of the door body 13 pushes the door edge pressing plate 55 against the bias of the compression spring 57, The door butt 13a of the door body 13 is disengaged into the opening 20 from the door butt fitting recess 23 of the frame 16 on the door butt side.

  Furthermore, as shown in FIG. 3, the door body 13 moves to the door bottom 13a side while the door bottom 13a of the door body 13 moves to the outside of the frame 16 on the door bottom side, and the door tip 13b of the door body 13 The door 17 is detached from the door-end fitting recess 24 of the frame 17 on the door-end side into the opening 20.

  When the support shaft 28 at the other end of the hinge 27, that is, the door bottom 13a of the door body 13, is moved to the shift position, the motor 34 is stopped and the hinge 27 is held at the shift position via the rotation mechanism 33.

  Then, the door body 13 can be opened with the support shaft 29 of the hinge 27 as a fulcrum. The opened door body 13 is automatically closed to the shift position shown in FIG. 3 by the action of the door closer 49.

  In order to close the door body 13, the motor 34 starts to be driven by the operation of the operation unit while the door body 13 is closed at the shift position shown in FIG. 3, and the rotation mechanism 33 is driven by the driving of the motor 34. With the support shaft 28 at one end of the hinge 27 as a fulcrum, the support shaft 28 at the other end, that is, the door bottom 13a of the door body 13, is moved from the shift position on the outdoor B side of the frame portion 16 shown in FIG. And turn toward the fitting position in the door bottom fitting recess 23.

  As a result, first, as shown in FIG. 2, the door tip 13 b of the door body 13 is inserted from the inside of the door frame 12 into the door-end fitting recess 24 of the frame portion 17 on the door tip side. While the door 13 pushes the door end push plate 55 against the urging force of the compression spring 57, the door body 13 moves to the door end 13b side, and the door bottom 13a of the door body 13 opens from the frame 16 on the door bottom side. Move to a position within 20.

  Further, as shown in FIG. 1, the door body 13 moves to the door butt 13 a side while the door butt 13 a of the door body 13 is fitted in the door butt fitting recess 23 of the frame 16 on the door butt side.

  When the support shaft 28 at the other end of the hinge 27, that is, the door bottom 13a of the door body 13, moves to the fitting position, the motor 34 is stopped and the hinge 27 is held at the fitting position via the rotation mechanism 33.

  When locking the closed door body 13, by rotating the thumb turn 62 to the locking position, the front end of each lock member 59 is engaged with one of the engaging portions 58 of the engaging member 56, and the door tip The pushing plate 55 is restricted from moving to the back side of the door-end fitting recess 24, that is, the door body 13 is restricted from moving to the door-end 13b side, and the door body 13 is locked.

  In the door device 11 configured as described above, when the door body 13 is closed, both the door tip 13b and the door bottom 13a of the door body 13 are fitted into the door tip insertion recess 24 and the door bottom insertion recess 23 of the door frame 12. Therefore, the locking mechanism 54, the hinge 27, and the like are not exposed outside the door B of the door body 13, making it difficult to remove the door body 13 from the door frame 12, and providing a door device with excellent crime prevention.

  In addition, a hinge 27 having a substantially U-shaped cross section is pivotally supported at one end in the door bottom fitting recess 23 of the door frame 12 and rotatably supported at the door bottom of the door body 13. By using the other end of the hinge 27, the door bottom 13a is inserted into the door bottom insertion recess 23 of the door frame 12 by the pivoting movement of the other end of the hinge 27 and the door bottom 13a of the door body 13 is inserted into the door frame 12. The door tip 13b of the door body 13 and the door butt 13a can be moved together with the door end fitting recess 24 and the door butt fitting when the door body 13 is closed. Although the structure is fitted into the recess 23, the door 13 can be opened with a simple configuration.

  Further, the door body 13 can be easily opened and closed by automatically moving the door bottom 13a of the door body 13 between the fitting position and the shift position by the driving means 35 using the motor 34.

  Further, a door-end pressing plate 55 is disposed in the door-end fitting recess 24 of the door frame 12, and the door-end pressing plate 55 can be moved in accordance with the insertion direction of the door end 13b of the door body 13. Since the pressing is performed in the opposite direction to the insertion direction, the door tip 13b of the door body 13 inserted into the door fitting recess 24 comes into contact with the door tip pressing plate 55, and the airtightness can be improved. .

  Further, the lock member 59 of the door frame 12 is engaged with and disengaged from the engaging portion 58 of the engaging member 56 of the door end push plate 55 by the thumb turn 62, so that the door body 13 can be locked and unlocked. Moreover, the engaging member 56 is provided with a plurality of engaging portions 58 corresponding to the moving direction of the door end push plate 55, and the lock member 59 is engaged with any of the engaging portions 58 of the engaging member 56. Therefore, even if the position of the door tip 13b of the door body 13 is shifted due to the inclination or expansion / contraction of the door body 13, it can be absorbed and adjustment of the locking mechanism 54 can be made unnecessary.

  Further, since the packing 65 is in contact with both surfaces of the door body 13 fitted in the door bottom fitting recess 23 and the door tip fitting recess 24 of the door frame 12, the airtightness when the door body 13 is closed is provided. Even if the door body 13 is warped, any surface of the door body 13 and the packing 65 always come into contact with each other, and airtightness and watertightness can be maintained.

  Next, FIG. 6 shows a second embodiment.

  In the second embodiment, the basic configuration of the door device 11 is the same as that of the first embodiment, but the door bottom 13a of the door body 13 is manually inserted between the fitting position and the shift position. It is to be moved.

  The door body 13 has a connecting body 41 that is pivotally supported by a pivot 42 as a fulcrum at a position on the room A side of the door butt 13a, and a slide shaft 45 is attached to the tip of the connecting body 41 The slide shaft 45 is slidably engaged with a long hole 46 formed in the storage portion 32 along the width direction.

  A holding spring 71 is connected to the distal end of the connecting body 41 as a holding means for urging the door body 13 toward one side that is the door bottom 13a side. The holding spring 71 has a biased neutral point on a line connecting the support shaft 28 of the hinge 27 and the vicinity of the slide shaft 45 of the coupling body 41, and the support shaft 29 of the hinge 27 is on the room A side from the neutral point. Sometimes it is biased toward the fitting position, and when it is on the outdoor B side from the neutral point, it is biased toward the shift position.

  A handle 72 for opening and closing the door body 13 is attached to the inner surface 13c and the outer surface 13d of the door body 13 along the horizontal direction.

  To open the door 13 in the fitting position, hold the handle 72, move the door 13 to the door end 13b side, and the door butt 13a of the door 13 is the door of the frame 16 on the door butt side. Remove from the butt fitting recess 23 into the opening 20, and further move the door 13 to the door butt 13a side while moving the door butt 13a of the door 13 to the outside of the frame 16 on the door butt side. The door body 13 is moved to the shift position via the hinge 27 by removing the 13 door tips 13b from the door-end fitting recess 24 of the door-side frame portion 17 into the opening portion 20.

  Then, the door body 13 can be opened and closed with the support shaft 29 of the hinge 27 at the shift position as a fulcrum.

  At this time, the hinge 27, that is, the door bottom 13a of the door body 13 is held at the shift position by the holding spring 71, so that the opening and closing of the door body 13 can be stabilized.

  To close the door 13 in the shift position, hold the handle 72, move the door 13 to the door 13b, and move the door 13 of the door 13 to the door 17 of the frame 17 on the door side. The door bottom 13a of the door body 13 is moved to the door bottom 13a side by moving the door bottom 13a of the door body 13 to the inside of the frame 16 on the door bottom side. The door body 13 moves to the fitting position via the hinge 27 by fitting into the door bottom fitting recess 23 of the bottom frame 16.

  Next, FIGS. 7 and 8 show a third embodiment.

  In the third embodiment, the basic configuration of the door device 11 is the same as that of the first embodiment, but the door bottom 13a of the door body 13 is manually moved between the fitting position and the shift position. It is something to be made.

  That is, the handle 81 is rotatably arranged inside and outside the frame 17 on the door end side, and the door bottom 13a of the door body 13 is inserted into the insertion position via the interlocking mechanism 82 by the turning operation of the handle 81. Move between shift positions.

  The interlocking mechanism 82 also includes the rotation mechanism 33. A pulley 83 that rotates about the vertical axis is provided integrally with the rotation plate 36 of the rotation mechanism 33, and a pulley 84a that rotates about the horizontal axis at the upper part of the frame portion 17. , 84b, and an endless transmission member 85 such as a belt or a wire is stretched between the pulley 83 and one pulley 84a. A pulley 86 that rotates integrally with the handle 81 is provided, and an endless transmission member 87 such as a belt or a wire is stretched between the other pulley 84b and the pulley 86.

  A handle 88 for opening and closing the door body 13 is attached to the inner surface 13c and the outer surface 13d side of the door body 13 along the vertical direction.

  When the handle 81 is oriented in the horizontal direction, the door body 13 is in the fitting position.

  In order to open the door body 13 at the fitting position, the rotating plate 36 of the rotating mechanism 33 is rotated via the transmission members 87 and 85 by turning the handle 81 by 90 ° in the vertical direction, for example. Via this rotating mechanism 33, the door body 13 is moved to the door tip 13b side, and the door bottom 13a of the door body 13 is removed from the door bottom fitting recess 23 of the door bottom side frame portion 16 into the opening 20, Further, the door body 13 is moved to the door butt 13a side while moving the door butt 13a of the door body 13 to the outside of the frame 16 on the door butt side, and the door tip 13b of the door body 13 is moved to the frame part 17 on the door tip side. The door body 13 is moved to the shift position via the hinge 27 by being removed from the door-end fitting recess 24 into the opening 20.

  Then, the door body 13 can be opened and closed with the support shaft 29 of the hinge 27 at the shift position as a fulcrum.

  Further, in order to close the door body 13 at the shift position, the rotating plate 36 of the rotating mechanism 33 is rotated via the transmission members 87 and 85 by rotating the handle 81 by 90 ° in the horizontal direction. Via this rotating mechanism 33, the door body 13 is moved to the door tip 13b side, and the door tip 13b of the door body 13 is fitted into the door tip fitting recessed portion 24 of the frame portion 17 on the door tip side. While moving the butt 13a to the inside of the frame 16 on the door butt side, the door body 13 is moved to the door butt 13a side, and the door butt 13a of the door body 13 is moved to the door butt fitting recess of the frame 16 on the door butt side. By fitting into 23, the door body 13 moves to the fitting position via the hinge 27.

  By operating the handle 81 in this manner, the door bottom 13a of the door body 13 is moved to the fitting position or the shift position, so that even a first person can open and close the door device 11 in the same manner as a normal door.

  Note that the axial direction of the pulley 84a is parallel to the axial direction of the pulley 83 on the rotation mechanism 33 side, that is, the pulley 84a and the pulley 83 are disposed so as to rotate horizontally together, and an endless transmission member such as a belt or a wire. The rotation driving force may be transmitted by using a bevel gear between the shaft of the pulley 84a and the shaft of the pulley 84b that are orthogonally crossed. In this case, the transmission member 87 hung around the pulley 84a and the pulley 83 is less twisted, which is suitable when a wire or the like is used.

  Also, the locking mechanism 54 is in a closed state in which the door tip 13b and the door butt 13a of the door body 13 are fitted in the door tip insertion recess 24 and the door butt insertion recess 23 of the door frame 12, and the door body 13 is Any configuration may be used as long as the movement in the direction of the 12 door-end fitting recesses 24 can be restricted.

  For example, as shown in FIG. 9, the door frame 13 can be advanced and retracted into the door-end fitting recess 24 from the direction intersecting the direction in which the door tip 13 b of the door body 13 is inserted into the door-tip fitting recess 24. When the lock member 91 is provided and the lock member 91 protrudes into the door-end fitting recess 24 in the closed state of the door body 13, the door body 13 moves in the direction of the door-end insertion recess 24 of the door frame 12. Can be regulated.

  Alternatively, as shown in FIG. 10, the base end side of the lock member 92 is pivotally supported with the support shaft 93 as a fulcrum in the door-end fitting recess 24 of the door frame 12, and the front end side of the lock member 92 is directed upward. In the retracted state, the door body 13 is allowed to move in the direction of the door-end fitting recess 24 of the door frame 12, and the front end side of the lock member 92 is directed toward the door tip 13b of the door body 13. It is possible to restrict the door body 13 from moving in the direction of the door-end fitting recess 24 of the door frame 12 in a state where the door frame 13 is tilted so as to protrude.

  Further, in the conventional door device, it is easy to open from the upper or lower portion of the door body unless it is locked at the intermediate height of the door body, whereas in the door device 11 of the present embodiment, each lock member 59 of the locking mechanism 54 is easy to open. , 91, 92 to restrict the movement of the door body 13 in the direction of the door-end fitting recess 24 of the door frame 12, to which position in the vertical direction of the door body 13 each lock member 59, 91 of the locking mechanism 54 is provided. , 92 can be provided with the same effect. Therefore, compared with the intermediate height of the door body 13 which is a general locking location, the act of forcibly opening it from the outside is less likely to occur. For example, the lock members 59, 91, 92 can be arranged, and crime prevention can be improved.

  The structure of the door device 11 can be applied not only to a house or a building door, but also to a door of a vending machine or a safe.

It is a top view of the closed state of the door body of the door apparatus which shows the 1st Embodiment of this invention. It is a top view of the process of moving the door bottom of a door body same as the above to a closed position or a shift position. It is the top view which moved the door bottom of the door body same as the above to the shift position. It is the front view seen from the room inner side of the door device same as the above. It is a front view of the locking mechanism of a door apparatus same as the above. It is a top view of the door apparatus which shows the 2nd Embodiment of this invention. It is a top view of the door apparatus which shows the 3rd Embodiment of this invention. It is the front view seen from the room inner side of the door device same as the above. It is a top view of the locking mechanism of the door apparatus which shows the 4th Embodiment of this invention. It is a front view of the door apparatus which shows the 5th Embodiment of this invention.

11 Door device
12 Door frame
13 Door
13a Tojiri
13b
20 opening
23 Tojiri recess
24 Door-end fitting recess
27 Hinge as a door support
35 Drive means
54 Locking mechanism
55 Door pushing plate
56 Engagement member
57 Compression spring as pressing means
58 Engagement part
59 Locking member
62 Thumb turn as locking / unlocking operation
65 packing
71 Holding spring as holding means

Claims (7)

A door frame having an opening in the inner region and formed with a door bottom fitting recess and a door tip fitting recess that opens toward the inside of the opening on one side and the other side in the width direction facing the opening; ,
A door body having a width wider than the widthwise dimension of the opening of the door frame;
The door bottom of the door body is rotatably supported with respect to one side of the door frame, and when the door body is closed, the door edge of the door body is inserted into the door frame insertion recess of the door frame from the inside of the door frame. At the same time, the door butt of the door body is moved to the inside of the door frame, and then inserted into the door butt fitting recess of the door frame. and the door body supporting means for the openable removed from the recess inlaid door end of the door frame to the door head of the door body is moved to the outside of the door frame removed from the fitting recessed portion,
A door tip that is movably disposed in a door-end fitting recess of the door frame so as to correspond to the insertion direction of the door tip of the door body, and a door tip of the door inserted into the door-tip fitting recess contacts A push plate,
The door apparatus characterized by including the pressing means which presses this door-end push plate toward the opposite direction with respect to the insertion direction of the door-end of a door body . The door device according to claim 1, wherein the door bottom fitting recess and the door tip fitting recess of the door frame are provided with packings that come into contact with both surfaces of the fitted door body. The door body support means has a hinge having a substantially U-shaped cross section, and one end of the hinge is pivotally supported in a door bottom fitting recess of the door frame, and the other end of the hinge is the door body. The door is pivotally supported by the door butt, and the other end of the hinge pivots to insert the door butt of the door body into the door butt insertion recess of the door frame. The door device according to claim 1, wherein the door device is moved between a shift position to be moved outward. The door device according to claim 3, further comprising driving means for moving the door bottom of the door body between the fitting position and the shift position. The door device according to claim 3, further comprising holding means for holding the door bottom of the door body at the shift position . Restricts the door body from moving in the direction of the door frame insertion recess of the door frame in the closed state where the door edge and door edge of the door frame are inserted into the door frame insertion recess and door door insertion recess of the door frame. A door device according to any one of claims 1 to 5 , further comprising a locking mechanism. The locking mechanism is
An engagement member provided on the door end push plate and having a plurality of engagement portions corresponding to the moving direction of the door end push plate;
A locking member provided on the door frame, capable of being engaged with and disengaging from any of the engaging portions of the engaging member, and restricting the movement of the door end pressing plate by engaging with the engaging portion;
The door device according to claim 6, further comprising a locking / unlocking operation unit that engages and disengages the locking member with the engaging member.

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