JP2880684B2 - Sliding door device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding door device comprising a plurality of sliding doors used as a partition door.

[0002]

2. Description of the Related Art Conventionally, in a partition door or the like which is installed between upper and lower rails 5 and 6 so as to be freely movable, runner bodies 1, 2, 3, 4 are provided on both upper and lower sides of a partition door body a.
The partition door body a can be opened and closed by moving each of the runner bodies 1, 2, 3, and 4 along the upper rail 5 or the lower rail 6.

In such a partition door, each of the runner bodies 1, 2, with respect to the upper and lower rails 5, 6 is provided.
As shown in FIGS. 22 and 23, the lower surfaces of the runners 1a and 2a of the runner bodies 1 and 2a are placed on the upper surface of the opening edge of the rail groove 6a provided on the lower rail 6, respectively. The upper surfaces of both sides of the runners 3a, 4a of the runner bodies 3, 4 abut against the lower surfaces of the opening edges of the rail grooves 5a provided in the upper rail 5, respectively.

[0004]

However, in the above-mentioned conventional example, the partitioning door body is formed by sliding the runner bodies 1, 2, 3, 4 along the upper rail 5 or the lower rail 6. a is opened and closed, and the runners 1a, 2a, 3a, 4 of the respective runner bodies 1, 2, 3, 4
a is a rail groove 5 on both lower surfaces or both upper surfaces.
Since the partitioning door body a is placed or abutted against the opening edges of the partitioning door bodies a and 6a, the sliding resistance of the partitioning door body a during sliding movement is large. There was a problem that it was difficult to do.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems, and an object of the present invention is to provide a sliding door device capable of stably and easily opening and closing.

[0006]

In order to achieve the above object, according to the first aspect of the present invention, the runner bodies 1, 2, 3, and 3 provided at the four corners of the upper end and the lower end are provided. in the sliding door device that is slidable movement along the vertical rails 5,6 via the 4, Les opening to the upper rail 5 below
And the rail groove 5a is opposed to the rail groove 5a.
Of the inner projecting piece 10 and the outer projecting piece 11
Formed between the outer protruding pieces 11 below the inner protruding pieces 10
Side, and the upper runner body 1
0, and the other upper runner body 2 is removed.
Abutting only on the lower surface of the side protruding piece 11 and provided on the lower rail 6
On the inner rising piece 16 of the rail groove 6a opening upward
Each of the lower surfaces is formed on an inclined surface 19 projecting obliquely upward from the end.
It is characterized in that the runner bodies 3 and 4 are in contact with each other, and the runner bodies 1 and
The sliding resistances 2, 3, and 4 can be reduced, and the opening and closing movement can be stably and easily performed.

According to the second aspect of the present invention, in the first aspect, at the longitudinal end of the upper rail, the upper surface of the other side in the upper rail is located at a position higher than the upper surface of the one side in the upper rail. Is provided, and a slope guide piece 8 for guiding the runner body 1 to ride on the riding piece 7 is provided between the riding piece 7 and the upper surface of the other side in the upper rail 5. And
The support mode of the runner body 1 can be automatically changed at the end of the upper rail 5.

According to a third aspect of the present invention, in the second aspect, a catch 9 for rotatably supporting and fixing the runner shaft 1a of the runner body 1 when the runner body 1 runs on the riding piece 7 is provided. And the runner body 1
Can be held after the support mode is automatically changed at the end of the upper rail 5.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A sliding door apparatus according to the present invention, as shown in FIG. 1, has runner bodies 1, 2, 3, 4 provided at four corners at both upper and lower ends. The main body is constituted by a plurality of partition door bodies a slidably movable along the upper and lower rails 5 and 6. In the drawing, the case where the number of partitioning door bodies a is three is shown, but the invention is not limited to this.
It may be three or more or three or less.

As shown in FIG. 8, the upper rail 5 has rail grooves 5a which open downward at both ends along the longitudinal direction.
The upper runner bodies 1 and 2 run along the rail groove 5a. Each rail groove 5a is formed between an inner protruding piece 10 and an outer protruding piece 11 protruding in a substantially horizontal state so as to face each other.
The outer projecting piece 11 is arranged below the inner projecting piece 10. That is, the lower surface of the outer projecting piece 11 is
0, and the upper surface of the inner projecting piece 10 is located above the upper surface of the outer projecting piece 11. At the end of the upper rail 5, a runner receiver 12 as shown in FIG. 6 is housed and arranged as shown in FIG.

The runner receiver 12 is formed in a substantially U-shaped cross-section by integrally projecting an upper horizontal piece 12b from an upper part of a vertical piece 12a and integrally projecting a riding piece 7 from a lower part of the vertical piece 12a. An inclined guide piece 8 that is inclined obliquely downward is protruded from an end of the riding piece 7. As shown in FIG. 7, the runner receiver 12 is installed in the upper rail 5 in a state of being inserted into the upper rail 5 by connecting the upper horizontal piece 12 b to the upper rail 5 with the fastener 13. The riding piece 7 is disposed in the upper rail 5 so as to be located above the outer projecting piece 11. In this state, the tip of the inclined guide piece 8 protruding from the riding piece 7 is in contact with the upper surface of the outer projecting piece 11.

Upper rail 5 on which runner receiver 12 is installed
The catch 9 is provided at the end of the rim near the runner receiver 12. The catch 9 is for holding the runner shaft 1a of the runner body 1 rotatably in a state where the runner body 1 rides on the runner receiver 12 as shown in FIG. 7, and a spring material such as a coil spring. The main body is composed of a pair of catch members 15 urged by the spring members 14 so that the tips protrude into the rail grooves 5a.

As shown in FIG. 8, the lower rail 6 has rail grooves 6a opened upward at both ends along the longitudinal direction.
The lower runner bodies 3 and 4 run along the rail groove 6a. Each of the rail grooves 6a has an inner rising piece 1 erected so as to face each other.
The support pieces 18 are formed between the inner rising pieces 16 of the respective rail grooves 6a. This support piece 18 is provided so as to project obliquely upward from the upper end of each inner rising piece 16.
The upper surface is an inclined surface 19 that is obliquely inclined. Each of the inclined surfaces 19 protrudes laterally from the upper end of the outer rising piece 17 and is disposed above the upper surface of the horizontal piece 21 which is substantially flush with the floor surface 20.

A catch 9 is provided at the end of the lower rail 6, as shown in FIG. This catch 9 is for holding the runner shaft 3a of the runner body 3 rotatably in a state where the lower runner body 3 is located at the end of the lower rail 6, and is a spring material 14 such as a coil spring. The main body is constituted by a pair of catch members 15 urged by the spring members 14 so that the tips protrude into the rail grooves 6a.

Runner bodies 1, 2, 3, and 4 are provided at both upper and lower ends of the partitioning door body a, respectively. The runner bodies 1, 2, 3, and 4 are arranged along the rails 5 and 6, respectively. Partition door body a by sliding
Can be opened and closed along the upper and lower rails 5 and 6. The partitioning door body a has upper and lower runner bodies 1 and 3 at one end (hanging side) as shafts, and upper and lower runner bodies 2 and 4 at the other end (door end). By removing it from 6, it can be rotated horizontally.

Each of the runner bodies 1, 2, 3, and 4 includes a runner body 1 disposed at an upper portion on the hanging side of the partition door body a, and a runner body 3 disposed at a lower portion on the hanging side.
The main body is constituted by the runner body 2 arranged at the upper part on the door side and the runner body 4 arranged at the lower part on the door side. As shown in FIG. 3 and FIG. 19, the runner body 1 located at the upper part on the hanging side has a runner shaft 1a and the runner shaft 1a.
And a runner 1b rotatably mounted on the main body. The runner shaft 1a is mounted on an upper portion of a base 23 which is inserted and arranged in a rectangular cylindrical case 22 embedded in an upper portion of the partitioning door body a on the hanging side. An elongated through-hole 23a is provided at an intermediate portion in the longitudinal direction of the base 23, and the runner shaft 1a is attached to an upper portion of the base 23 so as to project an end into the through-hole 23a. A spring material 24 such as a coil spring is attached to the end of the runner shaft 1a in the through hole 23a, and the runner 1b is moved downward (through the through hole 2) together with the runner shaft 1a.
3a) always acts on the runner 1b.

The case 22 has a large-diameter through-hole 26 into which a screw 25 is inserted when the case 22 is fixed to the partitioning door body a with a screw, and a small-diameter through-hole 26. 27 are provided. An elongated hole 28 is provided between the upper and lower large-diameter through holes 26, and a fixing screw 29 is screwed into the screw hole 23 b of the base 23 through the elongated hole 28, whereby the case 22 is fixed to the case 22. The base 23 is connected and fixed. Here, the long hole 28
The mounting height of the base 23 with respect to the case 22 can be adjusted within the range of. A large number of anti-slip projections 30 are provided on the inner surface of the case 22 so as to be located on the inner surface side of the elongated hole 28.

The runner 1 b has a main body constituted by integrally projecting a projecting piece 32 from an intermediate outer peripheral portion in the longitudinal direction of the cylindrical body 31, and the projecting piece 32 constitutes a rail groove 5 a of the upper rail 5. The runner body 1 is mounted on the upper surface of the inner protruding piece 10 so as to run on the upper rail 5. Here, as described above, since the upper surface of the outer projecting piece 11 is located below the upper surface of the inner projecting piece 10, the state in which the projecting piece 32 is placed only on the upper surface of the inner projecting piece 10. The runner body 1 is engaged with the upper rail 5 so that the contact area between the upper rail 5 and the runner body 1 is reduced when the runner body 1 is engaged with the upper rail 5 so as to be able to run freely. Runner body 1 for the upper rail 5
Are made to reduce the sliding resistance. Here, in the runner 1b, the upper end of the runner shaft 1a is formed at the upper part of the tubular body 31.

As shown in FIGS. 3 and 20, the runner body 3 located at the lower part on the hanging side has a runner shaft 3a and a runner 3b rotatably mounted on the runner shaft 3a.
The runner 3b is mainly composed of a guide roller 33 located below and a tire 34 located above the guide roller 33. The guide roller 33 is inserted into the rail groove 6 a of the lower rail 6, and the tire 34 is placed on the inclined surface 19 formed on the upper surface of the support piece 18. Here, since the inclined surface 19 is located above the upper surface of the horizontal piece 21 protruding from the tip of the outer rising piece 17 as described above, only a part of the outer edge of the tire 34 is When the runner body 3 is movably engaged with the lower rail 6, the contact area between the lower rail 6 and the runner body 3 is reduced. The sliding resistance of the body 3 is reduced.
Here, the runner body 3 is attached to the partitioning door body a using the case 22 and the base 23 in the same manner as the above-mentioned runner body 1, and the base 2
The base 3 and the case 22 are the same as the base 23 and the case 22 used to support the runner body 1, and the members are shared. Here, in the runner 3b, a lower end portion of the runner shaft 2a is constituted by a guide roller 33 projecting downward.

As shown in FIGS. 4 and 16, the main body of the runner body 2 located on the upper side of the door top is composed of a runner shaft 2a and a runner 2b rotatably mounted on the runner shaft 2a. I have. The runner shaft 2a is a rectangular cylindrical case 2 buried in the upper part of the partition door body a on the door end side.
It is attached to the upper part of the base 23 inserted and arranged in 2a. An elongated through-hole 23a is provided in the middle part of the base 23 in the longitudinal direction, and the runner shaft 2a is attached to the upper portion of the base 23 so as to protrude into the through-hole 23a. A spring material 35 such as a coil spring is attached to the upper portion of the runner shaft 2a, and a force for pushing the runner 2b upward together with the runner shaft 2a always acts on the runner 2b. A screw hole 23 b is provided at an end of the base 23, and a screw 2 is inserted into the screw hole 23 b through a through hole 36 a of the connection frame 36 in a state where a connection frame 36 described later is overlapped with the end of the base 23.
The connection frame 36 and the base 23 are mutually connected and fixed by screwing 5. Here, since the base 23 is only inserted into the case 22a, the base 23 can move up and down with respect to the case 22a.

The main body of the runner 2b is formed by integrally projecting a projecting piece 38 from the outer periphery in the longitudinal direction of the cylindrical body 37, and the cylindrical body 37 is inserted into the rail groove 5a of the upper rail 5. The runner 2 is attached to the upper rail 5 so that the runner body 2 can run with the lower end of the outer protrusion 11 constituting the rail groove 5 a of the upper rail 5. Here, as described above, since the lower surface of the outer projecting piece 11 is located below the lower surface of the inner projecting piece 10, the state in which the projecting piece 38 is in contact with only the lower surface of the outer projecting piece 11. And the runner body 2 is engaged with the upper rail 5. When the runner body 2 is engaged with the upper rail 5 so as to run freely, the contact area between the upper rail 5 and the runner body 2 is reduced. Runner body 2 for the upper rail 5
Are made to reduce the sliding resistance.

The main body of the runner body 4 located on the lower side of the door top is composed of a runner shaft 4a and a runner 4b rotatably mounted on the runner shaft 4a, and the runner 4b is located on the lower side. The guide roller 33 and the tire 34 located above the guide roller 33 constitute a main body. The guide roller 33 is inserted into the rail groove 6a of the lower rail 6, and the tire 34 is
8 is mounted on an inclined surface 19 formed on the upper surface.
Here, the inclined surface 19 is the outer rising piece 1 as described above.
Since the tire 34 is disposed above the upper surface of the horizontal piece 21 protruding from the tip end of the lower rail 6, only a part of the outer edge of the tire 34 is supported on the support piece 18. When the runner body 3 is engaged with the runner body 3 so as to freely travel, the contact area between the lower rail 6 and the runner body 3 is reduced so that the sliding resistance of the runner body 3 with respect to the lower rail 6 is reduced. Screw holes 2 at the end of the base 23
3b is provided, and a connecting frame 36 described later is attached to the base 2
The connection frame 36 and the base 23 are connected and fixed to each other by screwing the screw 25 into the screw hole 23b through the through hole 36a of the connection frame 36 in a state where the connection frame 36 and the base 23 overlap with each other.
Here, since the base 23 is only inserted into the case 22a, the base 23 can move up and down with respect to the case 22a. Here, the runner body 4 is attached to the partition door body a using the case 22a and the base 23 in the same manner as the above-described runner body 2, and the base 23 and the case 22a are connected to the runner body 2 The same components as those used for supporting the base 23 and the case 22a are used, and the members are shared.

In other words, the bases 23 supporting the respective runner bodies 1, 2, 3, 4 are all of the same shape, so that the members can be shared and the cost can be reduced, and the assembly can be performed. You can reduce mistakes. As described above, when the rails 5, 6 and the runner bodies 1, 2, 3, 4 are brought into contact with each other, the rails 5, 6 and the runner bodies 1, 2, 3, 4 are brought into one-side contact to reduce the contact area. If the sliding resistance is reduced in such a manner, the partition door body a may fall down in one direction, but in this embodiment, the partition door body a is provided on the partition door body a. Of the four runner bodies 1, 2, 3, and 4, the runners 1b, 3b, and 4b of the three runner bodies 1, 3, and 4 are connected to each rail 5,
6, one runner body 2 is in contact with the waist, and the runner 2b of one runner body 2 is in contact with the other side of the rail 5 so that the front, rear, left and right balance is maintained and directed in one direction. Thus, the partitioning door body a does not fall down.

An operating member 40 as shown in FIG. 14 is provided on the end surface of the partitioning door main body a on the door end side.
With this operation member 40, the upper and lower runner bodies 2 and 4 on the door end side can be moved up and down. That is, the runner body 2 can be removed from the rail groove 5a of the upper rail 5 by operating the operation member 40 to move the runner body 2 downward, and the runner body 4 can be moved upward by operating the operation member 40. , The runner body 4 can be removed from the rail groove 6a of the lower rail 6, and the runner bodies 1, 3 on the hanging side are moved to the ends of the upper and lower rails 5, 6 for catching. By separating the runner bodies 2 and 4 from the rails 5 and 6 while being supported at 9, the partitioning door body a can be rotated horizontally to be opened or stored.

As shown in FIGS. 14 and 15, the operating member 40 has a substantially cylindrical case 41 having an open outer surface on one side, and a top 42 which is vertically movable at upper and lower portions of the case 41.
And a connection frame 36 whose end is connected to the top 42 to form a main body. The top 42 is installed on the upper and lower parts of the case 41 so that the knob 43 at the front end projects outside through the slit 44 of the case 41. A connecting shaft 45 protruding from both sides is attached to the side plate of the case 41. It is engaged in a guide groove 46 provided. Each of the guide grooves 46 extends a second groove 46b from an upper portion of the first groove 46a extending in the vertical direction toward the slit 44, and a third groove 46c from a lower portion of the first groove 46a toward the slit 44. The connecting shaft 45 is configured to extend from each of the grooves 46a, 46b,
The top 42 moves up and down by moving along 46c. The connection frame 36 connected to the top piece 42 is connected to the upper runner body 2 on the door end side via the base 23 as shown in FIG. The connecting frame 36 connected to the lower frame 42 is connected to the lower runner body 4 on the door end side via the base 23 as shown in FIG.

The runner shaft 2a of the runner body 2 is connected to a base 23 slidably inserted into a case 22a embedded in the partition door body a, and a connecting frame 36 is provided.
Are connected and fixed to the base 23. The runner shaft 4a of the runner body 4 has a base 23 slidably inserted into a case 22a embedded in the partition door body a.
And the connection frame 36 is connected and fixed to the base 23.

A plate-like spring material 47 having spring properties is provided on the back of each top 42, and the top 42 is always provided with a slit 41 by the spring material 47.
Is urged toward the front side. As described above, when the top 42 is pressed and urged toward the front side of the case 41 by the spring material 47 to move the top 42, unless the finger 43 is pushed inward by the finger and then moved in the vertical direction, The connecting frame 36 does not move, so that the connecting frame 36 does not move arbitrarily by a spring force.

The knob 43 of the upper frame 42
Is pushed out from the second groove 46b to move the connecting shaft 45 out of the second groove 46b and to the third groove 46c via the first groove 46a. It moves downward, so that the runner body 2 comes off the upper rail 5. .

Further, the knob 43 of the lower frame 42 is pushed inward, and the connecting shaft 4 is inserted through the third groove 46c.
5 is moved to the second groove 46b via the first groove 46a, and the runner body 4 moves upward together with the connection frame 36 together with the upward movement of the top 42,
As a result, the runner body 4 comes off the lower rail 6.

The above-mentioned catch 9 is disposed near one end of the upper and lower rails 5, 6 as shown in FIG.
The runner shafts 1a, 3a of the runner bodies 1, 3 in the rail grooves 5a, 6a of the respective rails 5, 6 can be engaged and held at the ends of the respective rails 5, 6. FIG.
The arrangement state of the catch 9 shown in FIG. 9 shows the arrangement state in the case of a three-sliding door form as shown in FIG. 9, and in engaging and holding the runner shafts 1a, 3a of each partitioning door main body a. In the partitioning door main body a shown in FIG. 9A, the same rail grooves 5a, 6 are provided.
The catch body 15 of the catch 9 because it is running in a
Are the rail grooves 5a, 6a on the upper side in FIG.
In the partitioning door main body a shown in FIG. 9 (a), since it is running in the adjacent rail groove 5a, 6a, the catch 9 is caught. The tip of the body 15 is arranged so as to protrude into the rail grooves 5a and 6a on the lower side in FIG.

Then, by moving each partition door main body a to one end side from the state shown in FIG. 9A, the runner shafts 1a and 3a of each partition door main body a get over the catch body 15 of the catch 9 ( When the pressing force accompanying the movement of the runner shafts 1a and 3a acts on the front end of the catch body 15, the catch body 15 moves backward against the spring force of the spring member 14, and the partition door body a is Groove 5
a Catch automatically by moving along a, 6a 9
The runner shafts 1a and 3a are engaged and held by the holding portions 9a formed between the pair of catch bodies 15 constituting the pair of the catch members 15). In this state, the runner bodies 1, 3 on the hanging side of each partitioning door body a are held by the catch 9, and in this state, the operating member 40 is operated to move the runner bodies 2, 4 on the door end side to the respective rails. 9B, the partition door body a can be horizontally rotated as shown in FIG. 9B, so that the opening between the upper and lower rails 5, 6 can be fully opened. .

When the runner shafts 1a, 3a are to be removed from the catch 9, the partition door body a can be removed by moving the partition door body a to the side so that the runner shafts 1a, 3a can be removed from the holding portion 9a. FIGS. 11 to 13 show the arrangement of the catch 9 in the case of a four-sliding door. In engaging and holding the runner shafts 1a and 3a of each partitioning door main body a, FIG. In the partitioning door main body a indicated by, the same rail groove 5a,
Catch body 1 of catch 9 because it is running inside 6a
12 are rail grooves 5a, 6 on the upper side of FIG.
11 (a).
In the partitioning door body a shown by middle and
Since the vehicle travels in the adjacent adjacent rail grooves 5a and 6a, the leading end of the catch body 15 of the catch 9 protrudes toward the lower rail grooves 5a and 6a in FIG. Also in this case, the runner shafts 1a and 3a are automatically engaged and held just by moving each partition door body a to the end side of each of the rails 5 and 6 in the same manner as described above. As shown in b), each partition door body a can be arranged along the wall surface.

Here, as shown in FIG. 13, a catch 9 is arranged at an intermediate portion in the longitudinal direction of each of the rails 5 and 6, and the partition 9 shown in FIG. As shown in FIG. 13, the runner shafts 2 a and 4 a of the runner bodies 2 and 4 on the door end side of the main body a are engaged and held.
(A) The runner shafts 1a, 3a of the runner bodies 1, 3 on the hanging side of the partitioning door body a shown in (a) may be held in a closed state by engaging and holding. It is.

By placing the partition door bodies a in the openings between the upper and lower rails 5 and 6 such that the ends of the respective partition door bodies a are overlapped, the openings can be closed. By sliding the partitioning door body a at an arbitrary position, a part of the opening can be opened to provide an entrance for entrance. Here, since the contact of each runner body 1, 2, 3, 4 with each rail 5, 6 is one-sided contact, each runner body 1, 2, 2
The rails 3 and 4 can be engaged with the respective rails 5 and 6 so as to be able to run freely, so that the opening and closing movement can be performed stably and easily. When all the openings are to be opened, the partitioning door bodies a are sequentially moved to the rails 5,
The upper runner body 1 on the suspension side and the lower runner body 3 on the suspension side are caught by the catch 9 by moving the runner body 1 on the suspension side to the riding piece 7 by moving the runner body 1 to the end side of 6. The runner shafts 1a and 3a of the respective runner bodies 1 and 3 are rotatably held in the state where they are held by the catches 9 in this manner. To move the upper runner body 2 and the lower runner body 4 on the door end side up and down to remove them from the rails 5 and 6, thereby leveling the partitioning door body a with the hanging side as a fulcrum. The opening between the upper and lower rails 5, 6 can be fully opened by arranging the partitioning door bodies a sequentially along the wall surface in this manner. It is.

[0035]

According to the first aspect of the present invention, there is provided a sliding door apparatus which is slidable along upper and lower rails via runner bodies provided at four corners at both upper and lower ends. Provide rail grooves that open downward on the upper rail
And an inner protrusion protruding so as to face this rail groove.
Formed between the projecting piece and the outer projecting piece, and the outer projecting piece is
It is located below the splinter and one of the upper runners is
Abuts only on the upper surface of the side protruding piece, and the other upper runner body
Abuts only on the lower surface of the outer projecting piece and is provided on the lower rail.
Diagonally from the upper end of the rising piece inside the rail groove that opens to the side
Since each of the lower runner bodies abuts on the inclined surface protruding upward, each runner body runs with respect to each rail while reducing sliding resistance. It can be freely engaged, and can be stably and easily opened and closed.

According to a second aspect of the present invention, in the first aspect, at a longitudinal end of the upper rail, the runner body is supported on the upper surface of the other side of the upper rail at a position higher than the upper surface of the one side of the upper rail. 2. A runner body is provided in addition to the effect of claim 1, since a runway piece is provided between the runway piece and the upper surface on the other side in the upper rail. Can be automatically changed at the end of the upper rail.

According to a third aspect of the present invention, a catch is provided for rotatably supporting and fixing the runner shaft of the runner body when the runner body rides on the riding piece. Thus, the runner body can be held after the support form of the runner body is automatically changed at the end of the upper rail.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an example of the present invention.

FIG. 2 is an explanatory diagram illustrating an installation state.

FIG. 3 is a sectional view taken along line AA of FIG.

FIG. 4 is a cross-sectional view taken along a line BB in FIG.

FIG. 5 is an explanatory diagram illustrating a state in which the vehicle rides on a runner receiver.

FIG. 6 is a partially omitted perspective view of a runner receiver.

FIG. 7 is a cross-sectional view taken along the line CC of FIG.

FIG. 8 is a cross-sectional view taken along the line DD in FIG.

9A is an explanatory diagram illustrating a closed state, and FIG. 9B is an explanatory diagram illustrating a fully opened state.

FIG. 10 is an explanatory diagram illustrating an arrangement state of the catches according to the embodiment.

FIG. 11A is an explanatory view illustrating a closed state, and FIG.
FIG. 4 is an explanatory diagram illustrating a fully opened state.

FIG. 12 is an explanatory diagram illustrating an arrangement state of the catches according to the embodiment.

FIG. 13A is an explanatory diagram illustrating a closed state, and FIG.
FIG. 4 is an explanatory diagram illustrating an arrangement state of a catch of a d portion in (a).

FIG. 14 is a partially omitted perspective view showing an operation member.

FIGS. 15A and 15B show an operation member, and FIG. 15A is a front sectional view partially omitted, and FIG. 15B is a side sectional view partially omitted.

FIG. 16 is a perspective view showing a connection state between the connection frame and the runner body.

FIG. 17 is a perspective view showing a connection state between the connection frame and the runner body.

FIG. 18 is a cross-sectional view showing an installation state of the above.

FIG. 19 is a perspective view showing a support case and a runner body.

FIG. 20 is a perspective view showing a support case and a runner body.

FIGS. 21A and 21B show an installation state of the above, where FIG. 21A is a plan sectional view and FIG. 21B is a side sectional view.

FIG. 22 is a partially omitted explanatory view for explaining a conventional example.

FIG. 23A is a sectional view taken along line EE in FIG. 22;
FIG. 23B is a sectional view taken along line FF in FIG. 22.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Runner body 1a Runner axis 2 Runner body 3 Runner body 4 Runner body 5 Upper rail 6 Lower rail 7 Riding piece 8 Incline guide piece 9 Catch

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) E05D 15/00 E05D 15/48 E05D 15/06 101-125

Claims (3)

(57) [Claims] 1. A sliding door system which is slidable movement along the vertical rails through the upper end portions and the lower runner body provided at four corners of both end portions of the upper rail
A rail groove that opens downward is provided on this rail groove.
The inner protruding piece and the outer protruding piece protruded so as to face each other
Between the outer protruding pieces and the inner protruding pieces.
And place one of the upper runner bodies on top of the inwardly projecting piece.
Abut on the other runner body on the lower side of the outer projecting piece.
Rail that abuts only on the lower rail and that opens upward
Protrude obliquely upward from the upper end of the rising piece inside the groove
A sliding door device characterized in that each of the lower runner bodies is in contact with the inclined surface . 2. A runner on which the runner body runs and is supported at a position higher than the upper surface on one side in the upper rail is provided on the upper surface on the other side in the upper rail at the longitudinal end of the upper rail. 2. The sliding door device according to claim 1, wherein an inclined guide piece is provided between the upper rail and the upper surface on the other side to guide the runner body from riding on the riding piece. 3. The sliding door device according to claim 2, further comprising a catch for rotatably supporting and fixing a runner shaft of the runner body when the runner body runs on the riding piece.