JP7234043B2 - door - Google Patents

Description

The present invention relates to a door comprising a door body and an opening/closing operation device.

2. Description of the Related Art A door provided at an entrance of a room includes a plate-shaped door body attached to a door frame so as to be able to be opened and closed, and an opening/closing operation device attached to the door body. The opening and closing operation device includes, for example, a latch that advances and retreats with respect to the recess of the door frame by operating a handle to switch between an openable and non-openable state of the door body, and a door that advances and retreats from the recess of the door frame by operating a key. There is a lock or the like that switches the main body between an openable state and an unopenable state.

As such a door, the one disclosed in Patent Document 1 is known. The door disclosed in Patent Document 1 has an opening/closing operation device attached to a side edge portion of a door body made of a glass plate. This opening/closing operation device includes a pair of exterior members arranged on both sides of the door body in the plate thickness direction. Handles are provided on the pair of exterior members, and the shaft portions of the handles protrude in the plate thickness direction of the door body. ing. A through-hole is formed in the door body at a position corresponding to the shaft of the handle and extends through the plate in the thickness direction. It is attached so as to hold the door body in the plate thickness direction. In addition, one of the exterior members is provided with a latch (mechanical part) that can advance and retract to the side of the door body by operating the handle. The engaged state can be changed.

Japanese Patent No. 4956166 (page 5, Fig. 3)

In the door disclosed in Patent Document 1, the opening/closing operation device is attached to the door body in the plate thickness direction and the surface direction by using the through hole of the door body so that the opening/closing operation device cannot be pulled out. However, in the door device of Patent Document 1, since the opening/closing operation device is attached using the through hole of the door body, the mechanical section must be arranged along one surface of the door body. , the opening and closing operation device protrudes greatly in one direction of the plate thickness of the door body, and is unattractive.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a thin door which is good in appearance and in which an opening/closing operation device can be attached to a door body so that it cannot be pulled out.

In order to solve the above problems, the door of the present invention
It has a plate-shaped door body, a pair of exterior members attached to the side edges of the door body in a plate thickness direction, and a mechanism part that advances and retracts the engaging part to the side of the door body by operation. An opening/closing operation device and a door provided,
The door body has a cutout portion that opens laterally and in the plate thickness direction, the pair of exterior members are connected to each other through the cutout portion, and the mechanism portion is disposed between the pair of exterior members. is fixed and
The opening/closing operation device is provided with an engaging portion, and the notch portion is provided with an engaged portion to which the engaging portion is engaged so as to restrict lateral movement of the opening/closing operation device. It is characterized by
According to this feature, since the mechanism can be arranged in the notch with the engagement portion being able to move forward and backward on the side of the notch, it is possible to reduce the overhang of the door body of the opening/closing operation device in the plate thickness direction. . Further, the locking portion of the opening/closing operation device is locked to the locked portion of the notch, thereby preventing the opening/closing operation device from slipping out to the side.

At least one of the exterior members is provided with the locking portion.
According to this feature, since the locking portion provided on the exterior member prevents the opening/closing operation device from slipping out to the side, it is possible to use the existing mechanical portion and to make the opening/closing operation device a simple structure. can.

At least one of the exterior members is provided with a fitting projection that is formed along the shape of the notch and fits into the notch.
According to this feature, the fitting projection fits into the notch, so that the exterior member can be attached to the notch without rattling.

The fitting projection is provided only on one of the exterior members.
According to this feature, the pair of exterior members can be easily and accurately attached to the notch.

The door body is made of a glass plate, and at least corners of the notch and the locked portion are rounded.
According to this feature, the strength of the door body made of the glass plate is high.

The locked portion has a concave shape, and the locking portion has a convex shape with at least rounded corners.
According to this feature, since the locking portion has at least the rounded corners, the locking portion and the locked portion are prevented from being damaged when the locking portion and the locked portion come into contact with each other. can.

A fixing means that can be connected to each other is provided between the facing surfaces of the pair of exterior members.
According to this feature, since the pair of exterior members can be connected in the space formed between the facing surfaces of the pair of exterior members, the fixing means is not exposed in the plate thickness direction of the pair of exterior members, and the appearance is good.

The cutout portion has a pair of opposing surfaces facing each other vertically, and the locked portion is provided on the pair of opposing surfaces.
According to this feature, tilting of the opening/closing operation device with respect to the surface of the door body can be restricted.

It is a front view which shows the door in Example 1 of this invention. It is a perspective view showing the structure around the opening and closing operation device. It is an exploded perspective view showing an opening and closing operation device. (a) is a perspective view of the exterior member on the front side seen from the front side, and (b) is a perspective view of the same seen from the rear side. (a) is a perspective view of an exterior member on the back side seen from the front side, and (b) is a perspective view of the same seen from the back side. (a) is an explanatory view showing a state in which a pair of exterior members are attached to the glass plate, and (b) is an explanatory view showing a state in which the unit section is attached from the state of (a). Incidentally, (a) and (b) show a cross section taken along the line AA. It is a side view which shows the state which looked at the door from the right side. Fig. 2 is an exploded perspective view showing a door opening/closing operation device according to a second embodiment of the present invention; FIG. 8 is an exploded perspective view showing a door opening/closing operation device according to a third embodiment of the present invention;

A mode for carrying out the door according to the present invention will be described below based on an embodiment.

A door according to a first embodiment will be described with reference to FIGS. 1 to 7. FIG. 1 and the left side of FIG. 7 are the front side (front side) of the door, and the left and right sides of the door as viewed from the front are described below.

As shown in FIG. 1, a door 1 is attached to an entrance 2A of a wall 2 that partitions a room so that it can be opened and closed. The wall portion 2 of this embodiment includes two pillars 3a and 3b erected between the floor surface and the ceiling, a left pillar 3a, and a wall surface (not shown) of the room arranged to the left of the pillar 3a. ), the glass plate 4b placed between the right pillar 3b and the wall surface (not shown) of the room placed to the right of the pillar 3b, the pillar 3a, and a glass plate 4c disposed above between 3b, and a portion surrounded by the pillars 3a and 3b, the glass plate 4c, and the floor serves as the doorway 2A. The door 1 is attached to the pillar 3a so as to be rotatable about hinges 5, 5 in the longitudinal direction. It should be noted that the forms of the wall portion 2 and the entrance/exit 2A are merely examples, and can be freely changed.

As shown in FIGS. 1 and 2, the door 1 includes a light-transmitting glass plate 10 forming a door body, and an opening/closing plate attached to the right edge of the glass plate 10 for opening and closing the door 1 . The operation device 11 is mainly configured. As described above, most of the door 1 and the wall 2 are made of translucent glass plates, so that a sense of openness can be produced and the room can be made to look wider. The glass plate used for the door 1 and the wall portion 2 is, for example, tempered glass with a plate thickness of about 10 mm to 15 mm, and has high strength.

Next, the structure around the opening/closing operation device 11 in the door 1 will be described. As shown in FIG. 3, the right edge of the glass plate 10 is formed with a notch 12 that opens in the right direction (lateral direction) and in the front-rear direction (plate thickness direction). The cutout portion 12 extends substantially horizontally from a pair of upper and lower horizontal surfaces 12a and 12b (a pair of opposed surfaces) extending substantially horizontally leftward from the right end surface of the glass plate 10, and separated to the left of the horizontal surfaces 12a and 12b. It has a pair of upper and lower horizontal surfaces 12a' and 12b' (a pair of opposing surfaces) and a vertical surface 12c that extends substantially vertically so as to connect the left ends of the horizontal surfaces 12a' and 12b'.

The horizontal surfaces 12a and 12b and the horizontal surfaces 12a' and 12b' extend in parallel and face each other, and between the upper horizontal surfaces 12a and 12a', a concave portion 13 is formed as a portion to be engaged that is concave upward in an arc shape. Between the lower horizontal surfaces 12b and 12b', a concave portion 14 is formed as a portion to be locked that is concave downward in an arc shape. These concave portions 13 and 14 are formed at positions overlapping each other in the vertical direction.

A corner C1 between the recess 13 and the horizontal surface 12a extending to the right of the recess 13, and a corner C2 between the recess 13 and the horizontal surface 12a' extending to the left of the recess 13 are rounded. A corner C3 between the recess 14 and the horizontal surface 12b extending to the right of the recess 14, and a corner C4 between the recess 14 and the horizontal surface 12b' extending to the left of the recess 14 are similarly rounded. A corner C5 between the horizontal surface 12a' and the vertical surface 12c and a corner C6 between the horizontal surface 12b' and the vertical surface 12c are also rounded.

The opening/closing operation device 11 also includes a pair of exterior members 15 and 16 attached to the notch 12 while holding the glass plate 10 in the front-rear direction, a mechanism portion 17 held between the exterior members 15 and 16, The mechanism section 17 includes a pair of front and rear handles 18A and 18B for operating a latch 17a, which will be described later, and a pair of front and rear lock operating sections 19A and 19B for operating a lock member 17b.

As shown in FIGS. 3 and 4, the exterior member 15 on the front side is composed of a metal plate-like body having a rectangular shape when viewed from the front. formed. The inner surfaces forming the notch recess 20 include a first inner surface 20a extending substantially horizontally to the left from the right end surface of the exterior member 15, a second inner surface 20b extending substantially vertically downward from the left end of the first inner surface 20a, and a second inner surface 20b extending substantially vertically downward from the left end of the first inner surface 20a. A third inner surface 20c extending substantially horizontally to the left from the lower end of the second inner surface 20b, a fourth inner surface 20d extending substantially vertically downward from the left end of the third inner surface 20c, and substantially rightward from the lower end of the fourth inner surface 20d. A fifth inner surface 20e extending in the horizontal direction, a sixth inner surface 20f extending substantially vertically downward from the right end of the fifth inner surface 20e, a seventh inner surface 20g extending substantially horizontally rightward from the lower end of the sixth inner surface 20f, consists of A screw hole 21 is formed in each of the second inner surface 20b and the sixth inner surface 20f to extend substantially horizontally to the left.

Further, the exterior member 15 has a through hole 22 penetrating in the front-rear direction, small through holes 23 formed on the left and right sides of the through hole 22, and a large through hole 24 formed above the through hole 22. formed. Although the details will be described later, the through-hole 22 is inserted with the rotary shaft 18d of the handle 18B, and the small-diameter through-holes 23, 23 are inserted with the fixing pins 18c, 18c of the handle 18A. The central portion of the lock operating portion 19A is inserted through the large-diameter through hole 24 .

As shown in FIGS. 3 and 5, the exterior member 16 on the back side is made of metal, and includes a thin plate-like plate portion 25 having a rectangular shape when viewed from the front, and a notch portion protruding from the plate-like portion 25 toward the front side. and a fitting protrusion 26 having a substantially U-shaped shape in front view, which is fitted to the housing 12 . The plate-like portion 25 has a through hole 22' through which the rotating shaft 18d of the handle 18B is inserted, small through holes 23' through which the fixing pins 18c' and 18c' of the handle 18B are inserted, and a lock operation. A large-diameter through-hole 24' through which the central portion of the portion 19B is inserted is formed.

The fitting protrusion 26 has its outer surface formed along the inner surface of the notch 12 of the glass plate 10, and protrusions 27 and 28 serving as locking portions that fit into the recesses 13 and 14 of the notch 12 are formed. formed. The convex portions 27 and 28 are formed in an arc shape along the concave portions 13 and 14 . Further, the fitting protrusion 26 is formed with a notch recess 29 that opens to the right. The inner surfaces forming the notch recess 29 include a first inner surface 29a extending substantially horizontally leftward from the right end surface, a second inner surface 29b extending substantially vertically downward from the left end of the first inner surface 29a, and a second inner surface 29b. A third inner surface 29c extending substantially horizontally to the left from the lower end, a fourth inner surface 29d extending substantially vertically downward from the left end of the third inner surface 29c, and a substantially horizontal direction extending substantially rightward from the lower end of the fourth inner surface 29d. It is composed of a fifth inner surface 29e, a sixth inner surface 29f extending substantially vertically downward from the right end of the fifth inner surface 29e, and a seventh inner surface 29g extending substantially horizontally rightward from the lower end of the sixth inner surface 29f. there is A screw hole 30 is formed in each of the second inner surface 29b and the sixth inner surface 29f to extend substantially horizontally to the left.

As shown in FIGS. 3 and 6(a), the pair of exterior members 15 and 16 are connected with the fitting protrusions 26 fitted into the cutouts 12 and overlapped from the front-rear direction of the glass plate 10. It is attached to the glass plate 10 by being fixed by the members 31,31. Specifically, the connection member 31 is made of metal or resin, and has insertion holes 31a, 31a penetrating in the left-right direction spaced apart in the front-rear direction. A screw hole 31b extending leftward from the surface is formed. The pair of exterior members 15 and 16 are connected by screwing the screws N1 and N1 inserted through the insertion holes 31a and 31a of the connection member 31 into the screw holes 21 of the exterior member 15 and the screw holes 30 of the exterior member 16. Connected back and forth. In other words, the connecting member 31, the screw hole 21, the screw hole 30, and the screws N1, N1 constitute fixing means for connecting the pair of exterior members 15, 16 to each other.

In particular, as shown in FIG. 6A, when the pair of exterior members 15 and 16 are attached to the glass plate 10, the outer edge of the exterior member 15 and the outer edge of the exterior member 16 are aligned with the glass plate 10. The front and rear surfaces of the pair of exterior members 15 and 16 are restricted from moving in the front and rear directions. Further, since the fitting protrusion 26 of the exterior member 16 is fitted into the notch 12 , the vertical movement of the pair of exterior members 15 and 16 is restricted, and the projections 27 and 28 are aligned with the recess 13 of the notch 12 . , 14, the rightward withdrawal of the pair of exterior members 15 and 16 is restricted. In addition, when the pair of exterior members 15 and 16 are attached to the glass plate 10 , a space S opened to the right is formed between the pair of exterior members 15 and 16 by the recess 29 . In this space S, the body portion 32 of the mechanism portion 17 is arranged.

As shown in FIG. 3, the mechanism section 17 drives a part of the latch 17a which is an engaging part, a driving part (not shown) of the latch 17a, a part of the locking member 17b which is an engaging part, and a locking member (not shown). It has a main body part 32 containing a cylinder to hold, handles 18A and 18B, and lock operation parts 19A and 19B. The main body 32 has a rectangular box shape when viewed from the front, and has small diameter through holes 33, 33 through which fixing pins 18c, 18c' of the handles 18A, 18B are inserted from the front and rear, and a rotary shaft 18d of the handle 18B. A through-hole 34 inserted from the rear and a large-diameter through-hole 35 through which the central portions of the lock operating portions 19A and 19B are inserted from the front and rear are formed. A plate member 36 that is vertically longer than 32 is fixed. The plate member 36 is formed with insertion holes 36a, 36a through which the screws N2 can be inserted, and holes through which the latch 17a and the lock member 17b can be inserted. The front-to-rear width of the body portion 32 in this embodiment is formed to be thicker than the plate thickness of the glass plate 10 . Note that the front-rear width of the main body portion 32 is not limited to being formed thicker than the plate thickness of the glass plate 10, and may be formed to be equal to the plate thickness of the glass plate 10 or thinner than the plate thickness of the glass plate 10. good too.

As shown in FIGS. 3 and 6, the body portion 32 is inserted into the space S from the right side, and the screws N2, N2 inserted through the insertion holes 36a, 36a of the plate member 36 are inserted into the connection members 31, 36a. It is fixed to the exterior members 15 and 16 by being screwed into the screw holes 31b and 31b of 31. As shown in FIG. In the state where the body portion 32 is fixed to the exterior members 15 and 16, the right end surface of the plate member 36 and the right end surface of the glass plate 10 are arranged so as to connect flatly in the vertical direction.

Returning to FIG. 3, the handle 18A includes a fixed portion 18a non-rotatably attached to the exterior member 15 and a grip portion 18b rotatably attached to the fixed portion 18a. Fixing pins 18c, 18c extend rearward. The fixing pins 18c, 18c are cylindrical. Further, the handle 18B includes a fixed portion 18a' non-rotatably attached to the exterior member 16, and a grip portion 18b' rotatably attached to the fixed portion 18a'. Fixing pins 18c', 18c' extend rearward, and a rotating shaft 18d extends forward from the holding portion 18b' through the fixing portion 18a'. The fixing pins 18c', 18c' are formed in a solid bar shape that can be inserted into the fixing pins 18c, 18c.

The handles 18A and 18B are fixed in the fixing pin 18c by inserting the fixing pins 18c and 18c' through the small diameter through holes 23 and 23' and the small diameter through hole 33 with the main body 32 fixed to the exterior members 15 and 16. The outer member 15 is connected by inserting and connecting the pin 18c' and by inserting the rotating shaft 18d through the through hole 22', the through hole 34, and the through hole 22 and connecting to the fitting concave portion (not shown) of the grip portion 18b. , 16.

When the grasping portions 18b and 18b' of the handles 18A and 18B are not operated, the driving portion (not shown) in the main body portion 32 causes the latch 17a to project to the right side of the main body portion 32, and the latch 17a is attached to the pillar 3b. It can be engaged with a provided concave portion (not shown). Further, when the gripping portions 18b and 18b' are rotated, the rotating shaft 18d interlocks with the driving portion to retract the latch 17a into the body portion 32 (to the left). The engagement state can be released.

The lock operation portions 19A and 19B are cylinder locks, the lock operation portion 19A is formed with a keyhole, and the lock operation portion 19B is provided with a thumb turn. The lock operating portions 19A and 19B are attached to the exterior members 15 and 16 by inserting their central portions through the large-diameter through holes 24 and 24' and the large-diameter through hole 35 and connecting them.

By operating the lock operating portions 19A and 19B, the lock member 17b is protruded to the right of the body portion 32 and retracted into the body portion 32 by interlocking the cylinders in the body portion 32. It is changeable. When the lock member 17b is protruded, it can be engaged with a receiving seat (not shown) provided on the column 3b. The engagement state can be released.

As shown in FIG. 7, when the opening/closing operation device 11 is attached to the glass plate 10, the front surface of the plate-like portion 25 of the exterior member 16 is vertically flat along the rear surface of the glass plate 10. Since they are arranged in a row, the main body portion 32 is arranged closer to the front side (the exterior member 15 side). Therefore, the projection dimension L1 of the opening/closing operation device 11 toward the rear side of the glass plate 10 is smaller than the projection dimension L2 of the glass plate 10 toward the front side.

As described above, the glass plate 10 has a cutout portion 12 that opens to the right and in the front-rear direction, the pair of exterior members 15 and 16 are connected to each other through the cutout portion 12, and the mechanism portion 17 is , and is fixed between a pair of exterior members 15 and 16. The opening/closing operation device 11 is provided with projections 27 and 28, and the cutout portion 12 restricts the movement of the opening/closing operation device 11 to the right. Concave portions 13 and 14 are provided in which the convex portions 27 and 28 are locked. According to this, since the notch portion 12 is open to the right, the mechanism portion 17 can be brought close to the right end face of the glass plate 10 in a state of being arranged in the notch portion 12, and the glass plate 10 of the opening/closing operation device 11 can be moved. can be reduced in the front-rear direction. In addition, since the outer edges of the pair of exterior members 15 and 16 are locked to the front and rear of the glass plate 10, the opening/closing operation device 11 is prevented from slipping out in the front-rear direction, and the projections 27 and 28 of the opening/closing operation device 11 are prevented from moving forward and backward. By engaging with the concave portions 13 and 14 of the notch portion 12, the opening/closing operation device 11 is prevented from slipping out to the right.

One of the pair of exterior members 15 and 16 is provided with protrusions 27 and 28 on one exterior member 16 . As described above, since the exterior member 16 is provided with the protrusions 27 and 28 , it is possible to prevent the opening/closing operation device 11 from slipping out to the right without providing a locking portion in the mechanism portion 17 . According to this, the existing mechanism part 17 can be utilized, and the opening/closing operation device 11 can be made into a simple structure.

In addition, one of the exterior members 16 is provided with a fitting projection 26 that is formed along the shape of the notch 12 and fits into the notch 12 . By fitting, the exterior member 16 can be attached to the notch 12 without rattling. Specifically, since the upper and lower surfaces of the fitting protrusion 26, which is U-shaped in front view, come into contact with the horizontal surfaces 12a, 12a' and the horizontal surfaces 12b, 12b' of the notch 12, the exterior member 16 moves in the vertical direction. is regulated. Further, since the left end surface of the fitting protrusion 26 contacts the vertical surface 12c of the notch 12, leftward movement of the exterior member 16 is restricted.

Further, the fitting projection 26 is provided only on one of the exterior members 16 , and the fitting projection 26 is fitted into the notch 12 to position the one exterior member 16 , and the other exterior member 15 is positioned. can be fixed, the pair of exterior members 15 and 16 can be easily and accurately attached to the notch 12 .

The notch 12 and the recesses 13 and 14 in the glass plate 10 are rounded. Specifically, a corner C1 between the recess 13 and the horizontal surface 12a, a corner C2 between the recess 13 and the horizontal surface 12a′, a corner C3 between the recess 14 and the horizontal surface 12b, and a corner C4 between the recess 14 and the horizontal surface 12b′. , a corner C5 between the horizontal surface 12a' and the vertical surface 12c, and a corner C6 between the horizontal surface 12b' and the vertical surface 12c are rounded. Moreover, the recesses 13 and 14 are formed in an arc shape. According to this, the stress generated in the glass plate 10 due to an unintended external force or thermal expansion can be prevented from concentrating on the corners C1 to C6 of the notch 12 and the recesses 13 and 14, so that the strength of the glass plate 10 is improved. .

Moreover, since the convex portions 27 and 28 of the exterior member 16 are rounded, the convex portions 27 and 28 and the concave portions 13 and 14 are not damaged when the convex portions 27 and 28 and the concave portions 13 and 14 come into contact with each other. can be suppressed.

A connecting member 31, a screw hole 21, a screw hole 30, and screws N1, N1 are provided between the facing surfaces of the pair of exterior members 15, 16. As shown in FIG. Specifically, the space S formed between the pair of exterior members 15 and 16 is open to the right, and the connection members 31 and 31 are inserted into the space S through the opening, and the insertion holes 31a and 31 are inserted into the space S. A pair of exterior members 15 and 16 are connected front to back by inserting screws N1 and N1 into the screw holes 21 and 30 of the exterior members 15 and 16 via the screws 31a. Thus, the connection member 31, the screw hole 21, the screw hole 30, and the screws N1, N1 as fixing means are arranged in the space S of the exterior members 15, 16 and are not exposed to the outside, so that the appearance is good. Further, since the screws N1, N1 are inserted from the right side of the space S, the screws N1, N1 can be easily screwed.

The notch 12 has a pair of horizontal surfaces 12a, 12b and horizontal surfaces 12a', 12b' which face each other vertically. is provided in According to this, tilting of the opening/closing operation device 11 with respect to the surface of the glass plate 10 can be restricted.

In addition, after fixing the pair of exterior members 15 and 16 to the glass plate 10, the body portion 32 is attached to the space S between the pair of exterior members 15 and 16 through the opening on the right side. Good and easy to install.

In this embodiment, the body portion 32 of the mechanism portion 17 has the latch 17a and the locking member 17b, but the body portion 32 may be provided with either one. Also, the handles 18A and 18B and the lock operating portions 19A and 19B may be provided in accordance with the latch 17a and the lock member 17b provided on the main body portion 32. As shown in FIG. In addition, any engagement means that can be advanced and retracted to the side of the door body by a predetermined operation and can be engaged with the door frame may be freely changed without being limited to the latch 17a or the lock member 17b. Also, the operation means for operating the engagement means may be freely changed.

In this embodiment, the opening/closing operation device 11 is provided at the right edge of the glass plate 10, but the opening/closing operation device 11 is provided at the left edge, upper edge, or lower edge of the glass plate 10. may be provided. In this case, the notch is formed so that the notch opens to the opposing door frame.

Further, in this embodiment, after the pair of exterior members 15 and 16 are fixed, the body portion 32 is fixed in the space S between the exterior members 15 and 16, but the exterior members 15 and 16 are fixed to each other. The main body portion 32 may be fixed to the exterior members 15 and 16 by sandwiching the main body portion 32 using a fixed force. Also, the exterior members 15 and 16 may be fixed via the body portion 32 .

Further, in this embodiment, the exterior member 16 is provided with the projections 27 and 28 as the locking portions, but the invention is not limited to this. A locking portion to be locked may be formed in the mechanism portion 17 (body portion 32).

Moreover, in the present embodiment, the fitting protrusion 26 is provided only on the exterior member 16, but the present invention is not limited to this. good.

In this embodiment, the pair of exterior members 15 and 16 are connected by the connecting members 31 and 31, but a portion overlapping in the plate thickness direction is provided between the facing surfaces of the pair of exterior members. The overlapped portion may be fixed from the right side with a screw or the like.

In this embodiment, concave portions 13 and 14 as engaged portions are provided on the pair of upper and lower horizontal surfaces 12a and 12b of the notch portion 12, and the exterior member 16 is provided with concave portions 13 and 14 as engaging portions to be fitted into the concave portions 13 and 14. Although the embodiment in which the projections 27 and 28 are provided is exemplified, the engaging portion and the engaged portion may be provided on either one of the upper and lower sides. Moreover, the engaging portion and the engaged portion are not limited to being formed vertically. A hook-shaped engaging portion may be formed at 26 .

Next, a door according to Example 2 will be described with reference to FIG. It should be noted that the description of the configuration that is the same as that of the above-described embodiment and overlaps will be omitted. In FIG. 8, illustration of the structures of the handles 18A and 18B and the lock operating portions 19A and 19B is omitted.

As shown in FIG. 8, the door 100 of the second embodiment has a notch 121 formed at the right edge of the glass plate 101 . The notch 121 extends so that a pair of upper and lower surfaces 121 a and 121 b (a pair of opposing surfaces) are narrowed toward the right end surface of the glass plate 101 . The outer surface of the fitting protrusion 261 of the exterior member 161 is formed along the inner surface of the notch 121 . Specifically, the upper surface 261a and the lower surface 261b of the fitting protrusion 261 of the exterior member 161 extend rightward so that the vertical width thereof narrows. Therefore, when the fitting protrusion 261 of the exterior member 161 is fitted into the notch 121, the top surface 261a and the bottom surface 261b of the exterior member 161 are locked to the top surface 121a and the bottom surface 121b of the notch 121, and the right side of the exterior member 161 is locked. movement is restricted.

As described above, the locking portions and the locked portions are not limited to the convex portions 27, 28 and the concave portions 13, 14 as in the first embodiment. can be changed freely. In addition, it is preferable that the fitting protrusion 261 is fitted to the notch 121 so as to restrict movement in the plane direction of the glass plate 101 such as up, down, left, and right.

Next, a door according to Example 3 will be described with reference to FIG. It should be noted that descriptions of configurations that are the same as those of the first embodiment will be omitted. In FIG. 9, illustration of the structures of the handles 18A and 18B and the lock operating portions 19A and 19B is omitted.

As shown in FIG. 9, the door 110 of the third embodiment has a notch 122 formed at the right edge of the glass plate 102 . The notch 122 has a convex portion 131 as a locked portion protruding downward in an arc on an upper horizontal surface 122a, and a convex portion 141 as a locked portion on a lower horizontal surface 122b. is formed so as to protrude upward in an arc shape.

The outer surface of the fitting protrusion 262 of the exterior member 162 is formed along the inner surface of the notch 122 . Specifically, a concave portion 271 as a locking portion is recessed downward in an upper surface 262a of the fitting protrusion 262 of the exterior member 162 and is formed in an arc shape. A concave portion 281 is concaved upward and formed in an arc shape. Therefore, when the fitting projection 262 of the exterior member 162 is fitted into the notch 122, the recesses 271 and 281 of the fitting projection 262 are fitted into the projections 131 and 141 of the notch 122, and the exterior member 162 is fitted. Movement to the right is restricted.

Although the embodiments of the present invention have been described above with reference to the drawings, the specific configuration is not limited to these embodiments, and any changes or additions within the scope of the present invention are included in the present invention. be

For example, in the above embodiment, the door body is made of the glass plate 10, but it may be made of iron, wood, resin, or the like, and may not be translucent.

Further, in the above embodiment, the glass plate 10 as the door body is rotatably attached by the hinges 5, 5, but the door body may be a sliding door that slides in the left-right direction.

1 door 10 glass plate (door body)
11 Open/close operation device 12 Notch 12a, 12b Horizontal surface (facing surface)
13, 14 concave portion (locked portion)
15, 16 Exterior member 17 Mechanism 17a Latch 17b Lock members 18A, 18B Handles 19A, 19B Lock operating portion 26 Fitting projections 27, 28 Protrusions (locking portions)
31 connecting member (fixing means)
32 unit part 100 door 101, 102 glass plate (door main body)
110 door 121 notch 121a upper surface (locked portion)
121b lower surface (locked portion)
122 cutouts 122a, 122b horizontal surface (facing surface)
131, 141 Protruding portion (locked portion)
161, 162 Exterior member 261 Fitting projection 261a Upper surface (locking portion)
261b lower surface (locking portion)
262 Fitting projections 271, 281 Recessed portion (locked portion)
C1 to C6 corner N1, N2 screw S space

Claims (8)

It has a plate-shaped door body, a pair of exterior members attached to the side edges of the door body in a plate thickness direction, and a mechanism part that advances and retracts the engaging part to the side of the door body by operation. An opening/closing operation device and a door provided,
The door body has a cutout portion that opens laterally and in the plate thickness direction, the pair of exterior members are connected to each other through the cutout portion, and the mechanism portion is disposed between the pair of exterior members. is fixed and
The opening/closing operation device is provided with an engaging portion, and the notch portion is provided with an engaged portion to which the engaging portion is engaged so as to restrict lateral movement of the opening/closing operation device. A door characterized by: 2. The door according to claim 1, wherein the engaging portion is provided on at least one of the exterior members. 3. The door according to claim 1, wherein at least one of the exterior members is provided with a fitting protrusion that is formed along the shape of the cutout and fits into the cutout. 4. The door according to claim 3, wherein the fitting protrusion is provided only on one of the exterior members. 5. The door according to any one of claims 1 to 4, wherein the door body is made of a glass plate, and at least corners of the notch and the locked portion are rounded. 6. The door according to any one of claims 1 to 5, wherein the locked portion has a concave shape, and the locking portion has a convex shape with at least rounded corners. 7. The door according to any one of claims 1 to 6, further comprising fixing means capable of being connected to each other provided between the facing surfaces of the pair of exterior members. 8. The notch according to any one of claims 1 to 7, wherein the notch has a pair of opposed surfaces that face each other vertically, and the locked portion is provided on the pair of opposed surfaces. door.

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