JPH0312196B2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to sliding doors for furniture and fittings;
It relates to something that is in a flush state when closed, and in a sliding state when opened.

[Prior art] This type of sliding door device is disclosed in Japanese Patent Application Laid-Open No.
-77478 publication is provided. this is,
A linear horizontal slide guide groove and two pairs of guide slide guide grooves pulled out from this groove communicate with each other, and when the door is closed, both doors are positioned in the guide slide guide groove and are lined up flush. One door is positioned in a horizontal slide guide groove and is slid behind the other door, and the guide slide guide grooves are arranged diagonally in a V-shape from the middle and end of the horizontal slide guide groove. ing. It is located at the central switching point between the guide slide guide groove and the lateral slide guide groove, and the guide pin on the door assembly side contacts the lateral slide guide groove to the regulating position and the guide slide guide groove is retracted into the guide slide guide groove. A movable plate is provided that moves between positions, and the movable plate is always biased by a coil spring so as to obtain the regulating position.

[Problems to be Solved by the Invention] According to the above-mentioned configuration, the door located in the lateral slide guide groove is not opened as much as the other door by the inclination of the guide slide guide groove when sliding the doors. In other words, the frontage is not sufficiently opened, resulting in poor usability.

In addition, the guide pin on the outside of the door comes into contact with the movable plate at the regulation position, and the movable plate is pushed back against the biasing force of the coil spring, so contact friction impairs the smoothness of the sliding process. It was something that caused wear and tear.

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above-mentioned circumstances, and an object of the present invention is to enable smooth paper sliding and to widen the opening during paper sliding.

[Means for Solving the Problems] A sliding door according to the present invention for achieving the above object is provided with guide rails at the threshold and the lintel,
The guide rail is provided in communication with a linear horizontal slide guide groove and two pairs of guide slide guide grooves pulled out from this groove, and when the door is closed, both doors are positioned in the guide slide guide groove so that they are flush with each other. The two doors are arranged in parallel, and when the two doors are sliding, one door is positioned in the horizontal slide guide groove and is slid behind the other door.

In this sliding door, storage guide grooves extend linearly in communication with both ends of the guide slide guide groove. In the guide rail of the lintel, the guide pin on the door mating side is located at the central switching point between the guide slide guide groove and the lateral slide guide groove, and the guide pin on the door mating side comes into contact with the lateral slide guide groove to control the lateral slide guide groove. A pair of movable plates are provided that move between the storage position in the groove and the storage position in the guide slide guide groove and the regulation position of the storage guide groove and the storage position in the guide slide guide groove, located at both end switching points and brought into contact with the guide pin on the outside of the door. A pair of movable plates are provided, and the guide pin on the door matching side is formed to be longer than the outer guide pin, and the movable plate on the door matching side has the outer guide pin at the regulation position. It is characterized by having a passage space formed therethrough.

[Example] The drawing shows the case where the present invention is implemented in a rocker 1, 2 and 3 are left and right sliding doors, 4 is a pair of guide members attached to the left and right sides of the lower end surfaces of the slide doors 2 and 3, and 5 is a A guide groove for guiding each guide member 4; 6 is a threshold rail provided with the guide groove 5; 7 is a pair of guide pins attached to the left and right sides of the upper end surfaces of the doors 2 and 3; 8 is a guide for the guide pin 7; Guide groove, 9
is a lintel rail equipped with the guide groove 8.

The guide groove 5 of the threshold rail 6 is composed of a horizontal slide guide groove 10 and a guide slide guide groove 50. The slide guide grooves 11, 11 and the retractable slide guide grooves 12, 12 are provided in communication with a pair of matching guide grooves 13, 13 provided in a substantially V-shape from the front of the central portion. The mating guide grooves 13, 13 move the mating side of the door 2 or 3 forward as the outside of one of the doors 2 or 3 in the horizontal slide guide groove 10 is guided by the vertical slide guide groove 11. They are configured to each other at an inclination angle that guides them and brings them together. In order to facilitate vertical sliding from the horizontal slide guide groove 10, the matching guide groove 13 has a groove with a wide groove located at the corner of the matching guide groove 13 in contact with the horizontal slide guide groove 10. The matching guide starting point parts 14, 14 are provided symmetrically, respectively, and the configuration is such that smooth matching guidance is achieved.

Further, the guide groove 5 has a horizontal slide guide groove 10.
A pair of storage guide grooves 15, 15 are provided symmetrically from both ends to both sides. The storage guide grooves 15, 15 communicate with the horizontal slide guide groove 10, and either one of the doors 2
Alternatively, the matching sides of the doors 2 and 3 are laterally slid from the lateral slide guide groove 10 to one of the storage guide grooves 15, and the one door 2 or 3 is slid and stored behind the other door 3 or 2. Both doors 2 and 3 are the third
Although it is desirable that they be stored so that they match perfectly as shown in the figure, the outside of one door 2 may be slightly protruded from the mating side of the other door 3 to the extent that it does not affect the frontage. Of course.

The guide member 4 has a rotatable ball body 16 at its lower part, which allows the ball body 16 to roll in a free direction, and can slide horizontally or vertically in synchronization with any groove shape of the guide groove 5. Gives direction to slide. As shown in FIG. 5A, the ball body 16 is regulated by the side walls 5a, 5a of the guide groove 5 to determine its directionality, and is configured to make point contact with the flat groove bottom wall 5b to obtain smooth sliding. shall be. Alternatively, as shown in Figure B, the bottom wall 5b of the groove is formed into a U-shaped groove to achieve line contact, thereby obtaining a smooth slide. The guide member 4 has a main body formed in a cylindrical or prismatic shape, and a nut portion 18 is screwed into the main body through a threaded rod 17 provided on the main body so that the guide member 4 can be freely moved in and out of the body. Install it by embedding it up to the flange 19. When the doors 2 and 3 have attachment portions, the threaded rod 17 may be inserted into the attachment hole of the attachment portion and the door attachment portion may be tightened between the main body and the nut portion 18.

The guide groove 8 of the lintel rail 9 has substantially the same shape as the guide groove 5 of the sill rail 6. That is, the guide groove 8
, horizontal slide guide groove 20, vertical slide guide groove 2
1, 21, the predetermined shape of the retraction slide guide grooves 22, 22 is made to communicate with the matching guide grooves 23, 23 and the storage guide grooves 24, 24, and the matching guide grooves 23, 23 are connected to the threshold rail 6. Matching guide groove 1
Place them slightly outside of positions 3 and 13, respectively.

The guide pin 7 has a spring 2 housed in the base 25.
At 6, the pin portion is pressed outward to make the pin portion expandable and retractable. As the pin portion, a plurality of types of long pin portions 27 and short pin portions 28 are selected. The long pin parts 27, 27 are attached to the upper end surfaces of the doors 2, 3 on the mating sides, respectively, and the short pin parts 28, 28 are attached to the outer upper end surfaces of the doors 2, 3, respectively. The guide pin 7 guides the base 25 to the door 2 to the flange 29.
It is mounted by embedding, etc. on the upper end surface of 3. Further, the guide pin 7 is connected to pins 27 and 2 as shown in FIG. 8D.
8 may be rotatably covered with a roller 30 to guide the roller within the guide groove 8.

Further, on the upper surface of the lintel rail 9, there are central switching points P1, P1 between the lateral slide guide groove 20 and the guiding slide guide groove 80, and both end switching points P2,
Located at P2, the first movable plates 31, 31 and the second
movable plates 32, 32 are provided rotatably, respectively.

To be more specific, the first movable plates 31, 31 have spacers 3 at the rail corners formed by the lateral slide guide groove 20 and the outside of the matching guide grooves 23, 23.
3 and 33, respectively, and is rotated by the elongated pin portion 27 of the guide pin 7. The second movable plates 32, 32 are attached to the rail corners formed by the storage guide grooves 24, 24 and the vertical slide guide grooves 21, 21, respectively, and are connected by the short pin portion 28 of the guide pin 7. Rotate.

Each movable plate 31, 32 has a regulating piece 34, 34.
is formed into a beak shape, and as the movable plates 31, 32 rotate, the regulating pieces 34, 34 move in the vertical sliding direction and the horizontal sliding direction. The regulating piece 34
When blocking the horizontal sliding direction, the beak-shaped abdomen forms a side wall along the vertical sliding direction, thereby configuring the restriction position L. At the regulating position L of each regulating piece 34, the movable plates 31 and 32 are each provided with an operating piece 35 that projects in the vertical sliding direction. The operating pieces 35 are pressed by the vertical slides of the guide pins 7 to apply rotational force to the movable plates 31 and 32, thereby switching the regulating pieces 34 from the regulating position L to the storage position R. At the storage position R, the regulating piece 34 blocks the vertical sliding direction, and its beak-shaped back forms a side wall along the horizontal sliding direction. Further, the movable plates 31 and 32 are provided with a recess 36 and a regulating pin 37 installed between the recess 36, and both ensure switching between the regulating position L and the storage position R.

11 and 12 show another embodiment of the first movable plate 31. As shown in FIG. 11, the first movable plate 31 is constantly pressed by a spring 38,
protrudes into the matching guide groove 23, and applies a pushing force to the matching side of the doors 2 and 3 when the doors 2 and 3 are separated. In this case, the working piece 35 is preferably protruded in the engaged position. Further, as shown in FIG. 12, the spacer 3 is attached to the lower surface of the first movable plate 31.
A passage space 39 for the short pin portion 28 of the guide pin 7 may be formed on the lower surface of the regulating piece 34 without intervening the guide pin 3 .

Furthermore, as shown in FIG. 9A, the doors 2 and 3 may each have each guide member 4 and each guide pin 7 attached to the virtual center of gravity X located between the front and back in the thickness direction of the door. As shown in Figure B, each guide member 4 and each guide pin 7 are located on the front side of the virtual center of gravity X.
Attach it to give directionality to the back side. In the latter case, vertical sliding or switching the sliding direction becomes easy.

Next, the operation of the present invention will be explained.

(1) As shown in Figure 10A, each door 2, 3
are on substantially the same plane as a wall surface and are in the door closed position. In this case, each guide member 4 has a retraction slide guide groove 12, 12 and a mating guide groove 1.
3 and 13, and each guide pin 7 is also located in the closed position of the retraction slide grooves 22, 22 and the mating guide grooves 23, 23. Moreover, each movable plate 31, 32 is in the storage position R as shown in the figure.
It is in.

(2) When opening either door 2,
If a force is applied to the handle 40 of the door 2 in the direction of the arrow (horizontal sliding direction) as shown in FIG. Therefore, the outside side of the door 2 is guided by the retraction slide guide grooves 12 and 22 and slides laterally, and at the same time, the door 2 is guided by the retraction slide guide grooves 12 and 22 on the outside side, and at the same time, the door 2 slides laterally.
3, 23 and the horizontal slide guide groove 10,
Slide vertically to 20. The first movable plate 31 rotates as the regulating piece 34 is pressed by the elongated pin 27 of the guide pin 7, and moves to the regulating position L. The working piece 35 projects into the matching guide groove 23. When the movable plate 31 is biased by the spring 38 as in the embodiment, since the long pin 27 is pushed out by the action piece 35, not only is it easy to open the door, but also the movable plate 31 is moved to the regulating position by the force of the spring. Move to L.

(3) Next, for door 2, the mating side is the horizontal slide guide groove 1.
0 and 20 horizontally in the direction of the arrow, the outer side simultaneously moves into the retractable slide guide grooves 12 and 22.
From there, it slides vertically into the vertical slide guide grooves 11 and 21, and then moves to the horizontal slide guide grooves 10 and 20 as shown in FIG. In this case, the second movable plate 32 rotates as the regulating piece 34 is pressed by the short pin 28 of the guide pin 7, and moves the regulating piece 34 to the regulating position L. Also, guide pin 7 on the door assembly side
The elongated pin 27 is guided by the back of the first movable plate 31 in the storage position R to enable horizontal sliding.

(4) If the door 2 is further slid horizontally in the direction of the arrow, the mating side of the door will align with the horizontal slide guide groove 1.
0 and 20 to the storage guide grooves 15 and 24, one door 2 is slid behind the other door 3 and is stored as shown in FIG.

In this case, the guide pin 7 on the matching side is well guided to the storage guide groove 24 on the back of the second movable plate 32, and at the same time, the short pin 28 on the outside is guided to the first movable plate 31 in the regulation position L. It passes through the passage space 39 of the regulating piece 34 and is guided.

Next, when closing the door, (1) When the handle 40 of one door 2 as shown in D is pulled to the right in the figure, the door 2 easily slides sideways. In this case, the outer short pin 28 is not restricted in any way by the restriction piece 34 of the first movable plate 31 in the restriction position, but passes through the passage space 39 of the restriction piece 34 and slides laterally.

(2) As shown in C, the outer short pin portion 28 comes into contact with the regulating piece 34 of the second movable plate 32 to prepare for a change in direction to the vertical sliding direction.

(3) As shown in Figure B, the outer side extends from the vertical slide guide groove 1121 to the retraction slide guide grooves 12, 22, and at the same time, the alignment side reaches the alignment guide groove 13,
Prepare for vertical slide to 23. In this case, the long pin part 27 on the matching side is in the first position at the regulation position L.
The movable member 31 is regulated by coming into contact with the regulating piece 34 of the movable member 31. Further, on the outside, the short pin portion 28 presses the action piece 35 of the second movable plate 32 protruding into the groove, so the regulating piece 34 moves to the storage position R.

(4) As shown in D, when the outside of the door 2 is pulled in along the retraction slide guide grooves 12, 22, the mating side is guided by the mating guide grooves 13, 23, and both doors 2, 3 are closed on the same plane. In this case, since the long pin portion 27 on the matching side presses the action piece 35 in the matching guide groove 23, the regulating piece 34 of the first movable plate 31 moves to the regulating position L.

When the other door 3 is opened or closed, it operates in the same manner as described above.

(Effects of the Invention) According to the present invention, in the sliding door between the flush state and the sliding state, since the storage guide grooves are linearly connected and extended at both ends of the guiding slide guide groove, The time window is widened, and the usability can be improved.

In addition, it is located at the central switching point between the guide slide guide groove and the horizontal slide guide groove on the lintel side, and the guide pin on the door assembly side contacts the control position of the horizontal slide guide groove and the storage position in the guide slide guide groove. A pair of movable plates are provided, which are located at both end switching points, and are moved between a regulating position in the storage guide groove and a storage position in the guiding slide guide groove by contact with a guide pin on the outside of the door. A pair of movable plates are provided, and the guide pin on the door assembly side is formed to be longer than the guide pin on the outside,
Since the movable plate on the door matching side is formed with a passage space through which the outer guide pin passes at the regulation position, the outer guide pin does not come into contact with the movable plate on the coupling side at the regulation position. Smooth sliding can be performed, and early wear due to contact friction can be avoided.

[Brief explanation of drawings]

Fig. 1 is a front view showing an embodiment of the sliding door according to the present invention, Fig. 2 is a perspective view showing the sliding door in a closed state, and Fig. 3A is a perspective view showing the sliding door in a closed state. The same slope view showing the open state,
Figure B is an enlarged cutaway plan view of the door.
Fig. 4 is a plan view explaining the lintel rail and the threshold rail, Fig. 5 shows the guide member, Fig. A is a sectional view showing the state in which it is guided by the flat groove wall of the sill rail, and Fig. B is the U A sectional view showing the state of being guided in the groove, Figure C is an overall oblique view of the guide member, and Figure 6 shows the first movable plate provided in the guide groove of the lintel rail.
Figure A is a slope view of the same in the storage position, Figure B is a slope view of the same in the restriction position, and Figure C shows the condition in which the short pin part of the guide pin on the outer stile side passes through in the restriction position. A cross-sectional view, Figure D is a cross-sectional view showing the state in which the long pin part of the guide pin on the mating side is regulated, Figure 7 shows the second movable plate, and Figure A shows the regulating position and storage position. Figure B is a sectional view showing a state in which the short pin part of the guide pin on the outer stile side is restricted, Figure 8 shows the guide pin, and Figure A is the long pin part of the guide pin on the outer stile side. The same slope view with a pin part, the same slope view with a short pin part, the same figure C, the same cross-sectional view, the same figure D
The figure is the same cross-sectional view with the pin part having a roller structure, No. 9
Figures A and B are plan views showing the mounting positions of the guide member and guide pin to the door, and Figure 10 shows the open/closed state of the sliding door from the lintel rail and sill rail.
Figure A is a plan view showing both doors closed, Figure B is a plan view showing the mating side of one door moved to the horizontal sliding guide groove, and Figure C is a plan view showing one door in the horizontal sliding direction. A plan view showing a state in which the transition has been made to
Figure D is a plan view showing one door retracted behind the other door, Figures 11 and 12 show other implementation instructions, and Figure 11 shows a spring attached to the first movable plate. FIG. 12 is a sectional view showing a state in which a passage space is formed in the first movable plate without intervening a spacer. 2, 3...Sliding door, 4...Guiding member, 5
...Sill rail guide groove, 6...Sill rail, 7
... Guide pin, 8 ... Guide groove of lintel rail, 9 ...
...Kamoi rail, 10,20...Horizontal slide guide groove, 13,23...Matching guide groove, 15,24...
... Storage guide groove, 27 ... Long pin part, 28 ... Short pin part, 31, 32 ... Movable plate, 34 ... Regulation piece, 39 ... Passage space, 50, 80 ... Guidance slide guide groove, P1...Central switching point, P2...
...Both ends switching point, L...Restriction position, R...Retraction position.

Claims (1)

[Scope of Claims] 1. A guide rail is provided at the threshold and the lintel, and the guide rail is provided in communication with a linear horizontal slide guide groove and two pairs of guide slide guide grooves pulled out from this groove, When the door is closed, both doors are positioned in the guide slide guide groove and are lined up flush, and when the door is closed, one door is positioned in the lateral slide guide groove and is slid behind the other door. , Storage guide grooves are linearly extended at both ends of the horizontal slide guide groove, and in the guide rail of the lintel, the storage guide groove is located at the central switching point between the guide slide guide groove and the horizontal slide guide groove, and the door A pair of movable plates are provided that move between the regulating position of the horizontal slide guide groove and the storage position in the guiding slide guide groove when the guide pin on the mating side comes into contact with the guide pins on the outside of the door. A pair of movable plates are provided that move between the regulation position of the storage guide groove and the storage position in the guide slide guide groove when the pins come into contact, and the guide pin on the door assembly side is longer than the guide pin on the outside. A sliding door characterized in that the movable plate on the door assembly side is formed with a passage space through which an outer guide pin passes at a regulating position. 2. In what is stated in claim 1,
A sliding door characterized in that a movable plate is provided with a regulating pin that ensures switching between a regulating position and a storage position.