JP2006241748A - Opening device for sliding door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an opening device for a sliding door reducing cost by using components for both right and left uses as much as possible. <P>SOLUTION: The opening device for the sliding door has a pedestal 19 fixed to the door end stile of a sash settled in a travelable manner in a rectangular frame body; a handle 12 mounted to the pedestal 19 so as to be turnable; a kick-out part 13 projected from the pedestal 19 to abut on the frame body, interlocked with the turning of the handle 12; and an auxiliary lock 14 projectable from the pedestal and engaged with the frame body. The pedestal 19 comprises a box-like body 11 enclosing the kick-out part 13 and the auxiliary lock 14 and supporting the handle 12, and a bottom face part constituting the bottom face of the body 11 and fixed to the door end stile. The body 11 has a support part of the handle 12 at almost the center of a top face, and has openings of approximately the same shapes in vertically almost symmetrical positions of a side face to allow the kick-out part 13 and the auxiliary lock 14 to project, respectively. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a sliding door opening device that is provided on a vertical fence of a sliding door and is operated with a hand, and in particular, a kick-out portion that presses a vertical frame in conjunction with a handle that puts a hand on, and a vertical frame with the sliding door closed. The present invention relates to a sliding door opening device provided with an auxiliary lock that is locked against the sliding door.

  A sash is widely used in which a rectangular frame is provided in an opening of a building and a sliding door is movably accommodated therein. In the sash in which the sliding door is housed, an airtight material such as a bead or mohair is interposed between the frame and the sliding door in order to improve the airtightness in the closed state of the sliding door. For this reason, when opening a sliding door, the resistance by friction with an airtight material arises, and big force is required. Moreover, in recent years, thermal insulation sashes are becoming mainstream from the viewpoint of energy saving, and in this case, double-glazed glass is attached to the sliding doors, and the double-structured ridges make the sliding doors heavier and more powerful. Is needed.

When opening the sliding door, particularly, the greatest force is required at the beginning of opening, that is, at the time of initial movement. Therefore, an opening device that can reduce the force at the time of initial movement is known. This is provided at the door-end of the sliding door, and has a handle that can be operated with a hand and a kick-out portion that presses the frame body in conjunction with the rotation. As such an opening device, there is one as disclosed in Patent Document 1, for example. In addition, as disclosed in Patent Document 2, an opening device provided with a lock for a frame is also known.
Japanese Patent Laid-Open No. 2003-13634 JP 2004-353378 A

  However, when the sliding doors are provided in a sliding manner, and the opening devices are provided in any of them, it is necessary to prepare opening devices that are different in right and left. If all parts are manufactured separately for the left and right, the cost increases.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a sliding door opening device that reduces the cost by using parts as left and right as much as possible.

In order to solve the above-described problems, a sliding door opening device according to the present invention is mounted on a base fixed to a door toe of a shoji that is slidably housed in a rectangular frame, and is rotatably attached to the base. A sliding door having a handle, a kick-out portion that protrudes from the pedestal and contacts the frame body in conjunction with rotation of the handle, and an auxiliary lock that protrudes from the pedestal and engages the frame body. In the opening device,
The pedestal is composed of a box-shaped main body portion that houses the kick-out portion and the auxiliary lock and supports the handle, and a bottom surface portion that constitutes a bottom surface of the main body portion and is fixed to the door toe, The main body portion has the handle support portion at a substantially central portion of the top surface, and has openings of substantially the same shape at substantially symmetrical positions on the side surfaces so that the kick-out portion and the auxiliary lock can be protruded respectively. It is configured as a feature.

  In the sliding door opening device according to the present invention, the main body is slidably provided with an operation portion that drives the auxiliary lock in conjunction with the main lock, and the main body is substantially the same as the top and bottom of the top surface. A long hole having a shape is provided, and the operation unit is slidable by one of the long holes.

  Furthermore, the sliding door opening device according to the present invention is characterized in that the operation portion includes a lock portion that engages with the handle and restricts rotation in a state where the auxiliary lock protrudes from the main body portion. It is configured as.

  Still further, in the sliding door opening device according to the present invention, the operation part interlocks the auxiliary lock via an operation plate provided inside the main body part, and the handle is an associated rotation part provided inside the main body part. And the operation plate and the associated rotation part are in contact with each other with the auxiliary lock protruding from the main body part and restrict the rotation of the handle. Each of the contact portions is provided.

  In the sliding door opening device according to the present invention, the kick-out portion is an arm portion that is linked to the handle inside the main body portion, and a hammer portion that is provided at the tip of the arm portion and can protrude from the main body portion. The arm portion is configured to be supported below the support portion of the handle.

  Further, in the sliding door opening device according to the present invention, the auxiliary lock is rotatable about a rotation shaft fixed inside the main body so as to be protruded from the main body, and the arm is rotated. It is configured to be supported by a shaft.

  According to the sliding door opening device according to the present invention, the main body portion has a handle support portion at a substantially central portion of the top surface, and has an opening portion of substantially the same shape at a substantially symmetrical position on the side surface. By making the part and the auxiliary lock freely projectable, the main body part can be used for any of the right and left opening devices, so that the cost can be reduced by sharing parts.

  Further, according to the sliding door opening device according to the present invention, the main body portion has elongated holes having substantially the same shape at substantially symmetrical positions on the top surface, and the operating portion can be slidable by one of the elongated holes. Thus, the operation unit can be provided at the same position in any of the right and left opening devices, and the cost can be reduced by sharing parts.

  Furthermore, according to the sliding door opening device according to the present invention, the operation portion includes a lock portion that engages with the handle in a state where the auxiliary lock protrudes from the main body portion and restricts the rotation, thereby assisting. The rotation of the handle can be restricted when the lock is in the locked state, and the frame linked to the auxiliary lock can be prevented from being damaged when the handle is operated in the locked state.

  Furthermore, according to the sliding door opening device according to the present invention, the operation plate and the associated rotating part are in contact with each other with the auxiliary lock protruding from the main body part and restrict the rotation of the handle. By having each contact portion, the rotation of the handle can be restricted when the auxiliary lock is in the locked state, and the frame body linked to the auxiliary lock can be prevented from being damaged when the handle is operated in the locked state. it can.

  According to the sliding door opening device according to the present invention, the arm portion of the kick-out portion is supported below the handle support portion, so that the turning radius of the arm portion can be increased. The hammer part can be protruded from the main body part with a small movement, and the operation force of the shoji can be further reduced.

  Further, according to the sliding door opening device according to the present invention, the arm portion of the kick-out portion is supported by the pivot shaft of the auxiliary lock, so that the shaft portion can be shared and the main body portion can be made compact.

  Embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a front view of a sash provided with a sliding door opening device in the present embodiment, and FIG. 2 is a cross-sectional view of the sash of FIG. The sash shown in FIG. 1 is provided with a rectangular frame 1 at the opening of a building, in which two sliding shojis 2 and 2 are housed so as to run freely. The shoji 2 is constructed by assembling upper and lower ridges and left and right vertical folds into a square shape and enclosing the glass body 3 therein.

  Of the left and right vertical rods, a door-end rod 4 is disposed on the side of the frame 1 with the shoji 2 closed, and an opening device 10 for reducing the force to open the shoji 2 is provided on the door-end rod 4. . Since the door devices 4 and 4 of the two shojis 2 and 2 housed in the frame 1 are provided with opening devices 10 and 10, respectively, the left and right ends of the sash are opened in the right and left sides. Devices 10 and 10 are provided.

  As shown in FIG. 2, the opening device 10 is fixed to the indoor surface of the door toe 4. The opening device 10 includes a box-shaped pedestal 19 fixed to the door toe 4 and a handle portion 12 that is rotatably supported by the pedestal 19. The pedestal 19 includes a box-shaped main body portion 11 and a bottom surface portion 16 that constitutes the bottom surface of the main body portion 11. The main body portion 11 can protrude from its side surface and open the shoji 2 when opening the shoji 2. A kick-out portion 13 that presses the vertical frame 20 constituting 1 and an auxiliary lock 14 that protrudes from the main body portion 11 in a state where the shoji 2 is closed and locks in conjunction with the vertical frame 20 are housed.

  The vertical frame 20 is comprised from the metal vertical frame 21 which comprises an outdoor side, and the resin vertical frame 22 which covers the indoor exposure surface. Further, a frame member 25 is provided on the indoor side of the resin vertical frame 22. A bracket 23 having a substantially U-shaped cross section is attached to the resin vertical frame 22 and engages with the auxiliary lock 14 protruding from the main body 11 of the opening device 10. The bracket 23 is screwed to the vertical frame 20 or the frame material 25. Further, depending on the shape of the vertical frame 20, the metal fitting 23 may be fixed to the vertical frame 20 or the frame material 25 via a flat plate material. Furthermore, a plane portion that extends substantially vertically from both ends of the substantially U-shaped section of the bracket 23 may be provided, and the plane portion may be fixed to the vertical frame 20 or the frame material 25.

  FIG. 3 shows a front view of the opening device 10. As shown in this figure, the main body 11 is formed in a rectangular parallelepiped shape that is long in the vertical direction. Further, the handle portion 12 is rotatably supported at a substantially central portion in the vertical direction of the top surface 11 a of the main body portion 11. Further, a long hole 18 is formed in the top surface 11a of the main body 11 below the support portion 11c of the handle portion 12, and the operation portion 15 for operating the auxiliary lock 14 is slidable through the long hole 18. Is provided. Moreover, the long hole 18 is also provided in the vertical direction substantially symmetrical position of the top surface 11a, and the upper long hole 18 is in a closed state.

  As shown in FIG. 3, when the handle portion 12 of the opening device 10 is not operated, the kick-out portion 13 is in a state where the tip portion protrudes from the side surface 11 b of the main body portion 11. When the handle portion 12 is operated in the direction to open the shoji 2, the kick-out portion 13 protrudes toward the frame 1 and reduces the operating force for opening the shoji 2.

  FIG. 4 is an exploded side view showing the configuration of the pedestal 19. As described above, the pedestal 19 includes the box-shaped main body 11 and the bottom surface 16 constituting the bottom surface of the main body 11. On the side surface 11 b of the main body 11, rectangular openings 17 and 17 having substantially the same shape are formed at substantially symmetrical positions in the vertical direction. The bottom surface portion 16 is formed in a substantially plate shape. Moreover, the position which fits the lower opening part 17 is made into a protruding shape, and this is bent about 90 degrees to form the side surface constituting part 16a. When the bottom surface portion 16 is attached to the main body portion 11, the side surface configuration portion 16 a covers a part of the lower opening portion 17 formed in the main body portion 11 and narrows the opening.

  FIG. 5 is a side view of the opening device 10. As shown in this figure, of the two openings 17, 17 of the main body 11, the kicking-out part 13 can protrude from the upper opening 17. On the other hand, the auxiliary lock 14 can protrude from the lower opening 17. The auxiliary lock 14 is thinner than the kick-out portion 13 and can protrude from a narrow opening formed by the opening portion 17 of the main body portion 11 and the side surface constituting portion 16 a of the bottom surface portion 16.

  The bottom surface portion 16 is formed as a separate part for each of the left and right opening devices 10 and 10 because it cannot be shared between the left and right sides because of the side surface configuration portion 16a. Also, the handle portion 12 cannot be shared between the left and right sides, and thus is formed as a separate part. However, as for the main body 11, the support 11c is formed at the substantially central portion of the top surface 11a, and the openings 17 and 17 having substantially the same shape are formed at the substantially vertical positions of the side 11b. It can be used for any of the opening devices 10 and 10, and can be shared. In addition, since the top surface 11a of the main body part 11 is formed with elongated holes 18 and 18 that allow the operation part 15 to slide in substantially symmetrical positions in the vertical direction, the operation part 15 is located at the same position by the left and right opening devices 10. This makes it possible to share parts.

  FIG. 6 is a front view showing a state where the handle portion 12 of the opening device 10 is operated. As shown in this figure, when the shoji 2 is opened and the handle portion 12 is held and operated by hand, the handle portion 12 rotates so as to fall toward the center of the sash. Along with this, the kick-out portion 13 protrudes from the side surface 11b of the main body portion 11, and the distal end portion presses the frame body 1, and the operating force for opening the shoji 2 by the reaction force is reduced, particularly at the initial movement.

  FIG. 7 is a front view showing a state in which the auxiliary lock 14 of the opening device 10 is protruded. As shown in this figure, when the operation unit 15 provided on the top surface 11a of the main body 11 is slid upward with the shoji 2 closed, the auxiliary lock 14 protrudes from the side surface 11b of the main body 11, and this is the frame. By engaging with a metal fitting 23 provided on the body 1, the shoji 2 can be locked so as not to open.

  8 and 9 are front views showing the internal structure of the main body 11. FIG. 8 shows a state in which the shoji 2 is closed and locked by the auxiliary lock 14. FIG. 9 shows a state in which the handle portion 12 is operated by hand to unlock the auxiliary lock 14 and open the shoji 2. In each of these drawings, a state in which the top surface 11a of the main body 11 is removed is shown. A kick-out portion 13 and an auxiliary lock 14 are housed inside the main body portion 11.

  The kick-out portion 13 includes a long plate-like arm portion 40 that swings inside the main body portion 11, and a hammer portion 41 that is provided at the distal end portion of the arm portion 40 and can protrude from the main body portion 11. A portion protruding from the main body portion 11 in each of the previous drawings is a hammer portion 41. Further, the arm part 40 is rotatable within the main body part 11 around a rotation shaft 52 provided below the support part 11 c of the main body part 11 that supports the handle part 12.

  The handle portion 12 is interlocked with a linkage turning portion 30 provided inside the main body portion 11 via a turning fulcrum 32. By turning the handle portion 12, the linkage turning portion 30 also rotates accordingly. Move. The linkage rotating part 30 is formed with a protruding part 33 protruding upward and a swinging piece 31 protruding downward. The projecting portion 33 is urged toward the frame body 1 by a spring 34 provided on a side portion in the main body portion 11. Further, the swing piece 31 is linked to the arm portion 40, thereby driving the kick-out portion 13.

  On the back side of the arm portion 40, rising portions 40a and 40a are formed by raising both side portions, and the swing piece 31 is placed between the both rising portions 40a and 40a. For this reason, as shown in FIG. 8, when the swing piece 31 rotates with the rotation of the handle portion 12, the arm portion 40 is pressed toward the side of the rising portion 40 a, thereby rotating the rotating shaft 52. Rotate around the center. As the arm portion 40 rotates, the hammer portion 41 provided at the tip of the arm portion 40 protrudes from the opening 17 formed on the side surface 11 b of the main body portion 11 and presses the frame body 1.

  As described above, the arm unit 40 is centered on the rotation shaft 52 below the link rotation unit 30 while the handle unit 12 and the link rotation unit 30 that rotates in conjunction with the handle unit 12 are arranged at a substantially central position of the main body unit 11. Since the kick-out part 13 can be protruded largely from the main body part 11 even with a small movement of the handle part 12, the auxiliary effect of moving the shoji 2 can be sufficiently obtained even with a small movement. Can do.

  The auxiliary lock 14 includes an operation plate 51 that moves up and down in conjunction with the operation unit 15, and a hook portion 50 that is linked to the operation plate 51 and rotates about a rotation shaft 52. The portion is formed in a substantially L shape so as to be detachable from the metal fitting 23 provided on the frame body 1, and can protrude from the side surface 11 b of the main body 11. The rotating shaft 52 of the hook portion 50 of the auxiliary lock 14 is shared with the rotating shaft 52 of the arm portion 40, so that the main body portion 11 is made compact.

  The operation plate 51 has an upper portion raised to the bottom surface portion 16 side, and a contact portion 51a is formed at the raised portion so that a substantially right half in the drawing is higher. On the other hand, the swinging piece 31 of the linkage rotating part 30 has a notch 31a at the lower part. When the operation plate 51 slides upward and the auxiliary lock 14 is locked, the contact portion 51a of the operation plate 51 and the cutout portion 31a of the swing piece 31 are in contact, and the swing piece 31 is in contact with the operation plate 51. Rotation is restricted by the contact part 51a. In other words, the rotation of the linkage rotation unit 30 and the handle unit 12 interlocked therewith is also restricted. Therefore, when the auxiliary lock 14 is locked, the rotation of the handle portion 12 is restricted, and the kick-out portion 13 does not protrude. This can be prevented.

  The mechanism for restricting the rotation of the handle portion 12 by locking the auxiliary lock 14 is not limited to the above. For example, an engaging portion serving as a lock portion is formed on the upper portion of the operation portion 15, an engaged portion is formed in the vicinity of the support portion 11 c of the handle portion 12, and the auxiliary lock 14 is locked by sliding the operation portion 15 upward. If it is in a state, it is good also as a mechanism which the engaging part of the operation part 15 engages with the to-be-engaged part of the handle part 12, and controls the rotation of the handle part 12.

Although the embodiment of the present invention has been described above, the application of the present invention is not limited to this embodiment, and can be applied in various ways within the scope of its technical idea.

It is a front view of the sash which provided the opening device of the sliding door in this embodiment. It is a cross-sectional view of the sash of FIG. It is a front view of an opening device. It is a disassembled side view which shows the structure of a base. It is a side view of an opening device. It is the front view which showed the state which operated the handle part of the opening apparatus. It is the front view which showed the state which made the auxiliary lock of an opening device protrude. It is the front view which showed the structure inside a main-body part in the state in which the shoji was closed and the locking by the auxiliary lock was made | formed. It is the front view which showed the structure inside the main-body part of the state which cancelled | released locking by the auxiliary lock and operated the handle part by hand.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Frame body 2 Shoji 4 Door tip 10 Opening device 11 Main body part 12 Handle part 13 Kick-out part 14 Auxiliary lock 15 Operation part 16 Bottom face part 17 Opening part 19 Base 20 Vertical frame 23 Bracket 30 Coupling rotation part 31 Oscillation Piece 32 Rotation fulcrum 40 Arm part 41 Hammer part 50 Cama part 51 Operation plate 52 Rotating shaft

Claims (6)

A pedestal fixed to the door toe of a shoji that is slidably housed in a rectangular frame, a handle rotatably attached to the pedestal, and protruding from the pedestal in conjunction with the rotation of the handle In the sliding door opening device having a kicking-out portion that comes into contact with the frame body and an auxiliary lock that can protrude from the pedestal and engage with the frame body,
The pedestal is composed of a box-shaped main body portion that houses the kick-out portion and the auxiliary lock and supports the handle, and a bottom surface portion that constitutes a bottom surface of the main body portion and is fixed to the door toe, The main body portion has the handle support portion at a substantially central portion of the top surface, and has openings of substantially the same shape at substantially symmetrical positions on the side surfaces so that the kick-out portion and the auxiliary lock can be protruded respectively. A sliding door opening device.   The main body portion is slidably provided with an operation portion for driving the auxiliary lock in conjunction with the main body portion, and the main body portion has elongated holes having substantially the same shape at substantially symmetrical positions on the top surface. 2. The sliding door opening device according to claim 1, wherein one of the operating portions is slidable.   3. The sliding door opening device according to claim 2, wherein the operation portion includes a lock portion that engages with the handle in a state where the auxiliary lock protrudes from the main body portion and restricts rotation.   The operation unit interlocks the auxiliary lock via an operation plate provided inside the main body, and the handle drives the kicking-out unit by interlocking a linkage rotating part provided inside the main body. The operation plate and the associated rotating part have a contact part and a contacted part that contact each other with the auxiliary lock protruding from the main body part and restrict the rotation of the handle, respectively. The sliding door opening device according to claim 2.   The kick-out portion includes an arm portion that is linked to the handle inside the main body portion, and a hammer portion that is provided at the tip of the arm portion and can protrude from the main body portion, and the arm portion supports the handle. The sliding door opening device according to any one of claims 1 to 4, wherein the sliding door opening device is supported below the portion.   The auxiliary lock is rotatable about a rotation shaft fixed inside the main body so as to protrude from the main body, and the arm is supported by the rotation shaft. The sliding door opening device according to Item 5.

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