JP3232250B2 - Swing sliding door - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a swinging sliding door capable of swinging a sliding door running along upper and lower rails.

[0002]

2. Description of the Related Art Heretofore, there has been known a swinging sliding door in which a sliding door running on an upper and lower rail can freely swing at an end of the upper and lower rail. As the conventional swing sliding door, a main traveling tool is provided so as to be able to run on upper and lower rails 2 and 3 above and below one end of the sliding door 1, and is freely run on the upper and lower rails 2 and 3 at the other end of the sliding door 1. The upper and lower auxiliary traveling tools 6a and 6b which are fitted and freely movable up and down and can be pulled out from the upper and lower rails 2 and 3 are provided, and the sliding door 1 is pulled out with the upper and lower auxiliary traveling tools 6a and 6b pulled out from the upper and lower rails 2 and 3. In some cases, the main traveling tool can be swung around. The horizontal wheel of the lower main traveling tool is placed on the upper surface of the lower rail 3 to support the load of the sliding door 1, and the lower auxiliary traveling tool 6a is connected to the lower rail as shown in FIG. 3, the horizontal rollers 34 provided on the lower auxiliary traveling tool 6a are placed on the lower rail 3 so that the lower auxiliary traveling tool 6a can move smoothly along the lower rail 3 when the sliding door 1 travels. It is.

In the sliding door 1 as described above, an interlocking moving means (not shown in FIG. 13) for simultaneously pulling out and inserting the upper and lower auxiliary traveling tools 6a and 6b from the upper and lower rails 2 and 3 simultaneously. By operating the interlocking movement means, the upper and lower auxiliary traveling tools 6a and 6b are interlocked and simultaneously pulled out or fitted into the upper and lower rails 2 and 3 at the same time.

[0004] In the above-mentioned conventional example, the moving distance of the upper and lower auxiliary traveling tools 6a and 6b when the interlocking moving means is moved up and down is the same moving distance. By the way, since the horizontal rollers 34 of the lower auxiliary traveling device 6a are placed on the upper surface of the lower rail 3, the vertical movement distance of the lower auxiliary traveling device 6a is determined. However, since the height from the lower rail 3 to the upper rail 2 has an error for each site, the insertion depth of the upper auxiliary traveling tool 6b into the upper rail 2 varies from site to site.
However, when the vertical movement distance of the lower auxiliary traveling tool 6a is the same as the vertical moving distance of the lower auxiliary traveling tool 6a, the lower auxiliary traveling tool 6a has the horizontal rollers 34 mounted on the upper surface of the lower rail 3 and the lower guide 35 The required length enters the lower rail 3, but if an error occurs in the longer height from the lower rail 3 to the upper rail 2, the upper guide 40 of the upper auxiliary traveling tool 6 b is inserted into the upper rail 2. In some cases, the depth becomes too short, and the upper auxiliary traveling tool 6b may come off the upper rail 2 during traveling.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and the upper and lower auxiliary traveling tools are simultaneously pulled out from the upper and lower rails simultaneously by the interlocking moving means. In doing so, an object of the present invention is to provide a swing sliding door that can take a sufficient insertion depth of the upper auxiliary traveling tool into the upper rail even if an error occurs in the height of the upper rail from the lower rail at the site. Things.

[0006]

In order to solve the above-mentioned problems, a swing sliding door according to the present invention comprises a main traveling tool 4 mounted on upper and lower rails 3 above and below one end of a sliding door 1 so as to be able to travel freely on the sliding door 3.
At the other end of the sliding door 1 is provided an auxiliary traveling tool 6 which is fitted in the upper and lower rails 2 and 3 so as to be freely movable and which can be vertically moved and can be pulled out from the upper and lower rails 2 and 3;
With the auxiliary traveling tool 6 pulled out from the upper and lower rails 2 and 3, the sliding door 1 is allowed to swing around the main traveling tool 4, and the horizontal wheel 10 of the lower main traveling tool 4 a is placed on the upper surface of the lower rail 3, The horizontal rollers 34 provided on the lower auxiliary traveling tool 6a are mounted on the lower rail 3 with the lower auxiliary traveling tool 6a fitted on the lower rail 3, and the moving distance of the upper auxiliary traveling tool 6b is reduced to the lower auxiliary traveling tool 6a. In the swing sliding door provided with the interlocking moving means A for simultaneously pulling out and fitting the upper and lower auxiliary traveling tools 6a, 6b from the upper and lower rails 2, 3 so as to move longer than the moving distance of the sliding door,
A gear portion with a small number of teeth in the vertical center of the other end of 1
82a and the gear portion 82b having many teeth are integrally formed on the same shaft.
The provided gear body 82 is rotatably attached to the front of the gear body 82.
Later, the front rack member 83 and the rear rack member 84
Any of the front rack member 83 to the rear rack member 84
Attach the lower auxiliary traveling tool 6a to one side and the other side
The upper auxiliary traveling tool 6b is attached to the
One of the rack members 84 to which the lower auxiliary traveling tool 6a is attached
Meshing with the gear portion 82a having the smaller number of teeth and assisting
The gear portion 82b with the larger number of teeth is attached to the one to which the traveling tool 6b is attached.
And the front rack member 83 to the rear rack member 84
Rack member movement to move one of the
The moving means is provided to constitute the interlocking moving means A. That is, by operating the interlocking moving means A, the upper and lower auxiliary traveling tools 6a and 6b can be simultaneously pulled out or fitted into the upper and lower rails 2 and 3 simultaneously.
Is longer than the lower auxiliary traveling tool 6a, so that even if an error occurs in the height of the upper rail 2 from the lower rail 3 at the site, the insertion depth of the upper auxiliary traveling tool 6a into the upper rail 2 Can be taken sufficiently. And sliding door 1
A gear portion 8 having a small number of teeth at a substantially central portion in the vertical direction of the other end of the
2a and the gear portion 82b having a large number of teeth are integrally provided on the same shaft.
The gear body 82 is rotatably attached to the gear body 82,
Front rack member 83 and rear rack member 84, respectively.
Any of the front rack member 83 to the rear rack member 84
Attach the lower auxiliary traveling tool 6a to one side and
The upper auxiliary traveling tool 6b is attached, and the front rack member 83 to the rear rack
Of the hook member 84 to which the lower auxiliary traveling tool 6a is attached
Meshes with the smaller number of gears 82a, and
The one with the row tool 6b attached to the gear part 82b with the larger number of teeth
The front rack member 83 to the rear rack member 84
Rack member movement to move one of them up and down
By configuring the interlocking movement means A by providing means,
Depending on the configuration, the upper auxiliary traveling device 6b is better than the lower auxiliary traveling device 6a.
To provide the interlocking moving means A that makes the moving distance longer
Will be able to.

[0007]

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments shown in the accompanying drawings. 1 to 12 show one embodiment of the present invention. Above and below one end of the sliding door 1, there are provided main traveling tools 4 which are mounted on the upper and lower rails 2 and 3 so as to be freely movable. As will be described in detail later, the main traveling device 4 includes an upper main traveling device 4b and a lower main traveling device 4a.

An upper main traveling tool 4b and a lower main traveling tool 4a are provided above and below one end of the sliding door 1, respectively.
2 to 5 will be described with reference to FIGS. As shown in FIGS. 2 and 4, a cylindrical vertical frame 11 having an open top and bottom is provided at one end of the sliding door 1. A frame 12 is provided in the lower part of the vertical frame 11. The frame 12 has a Z shape and is fixed to the sliding door 1 with a screw.

The lower guide block 19 is mounted inside the vertical frame 11 so that it cannot rotate but can move up and down. A lower shaft 20 is rotatably inserted into the guide block 19 so as not to move vertically, and a lower main traveling tool 4a is provided below the lower shaft 20. This lower main traveling tool 4a
The lower shaft 20; a horizontal wheel 10 rotatable with respect to the lower shaft 20 but not moving in the vertical direction;
0 and a pinion 5 fixed to the lower shaft 20 at a position below the attachment portion.

A portion of the lower shaft 20 projecting upward from the guide block 19 is inserted through the upper horizontal piece 14 of the frame 12 so as to be vertically movable, and a coil is provided between the upper horizontal piece 14 and the upper portion of the lower shaft 20. The lower shaft 20 is elastically urged upward by the coil spring 18 via the spring 18. The lower end of the connecting member 22 is connected to the upper end of the lower shaft 20.

An inclined piece 14a is provided at the tip of the upper horizontal piece 14 of the frame 12, and an adjusting screw 15 is screwed to the inclined piece 14a. Then, the pinion 5 portion of the lower main traveling tool 4a is fitted into the lower rail 3, and the horizontal wheel 10 is
Is rotatably mounted on the upper surface. Here, lower rail 3
, Only one side of both sides of the rail opening is higher than the other side, and forms a running surface 21. Adjustment screw 1
The lower end of 5 is a reinforcing bracket 19a provided on the guide block 19.
With this configuration, the load of the sliding door 1 is supported by the guide block 19 via the adjusting screw 15 and further supported by the lower rail 3 at the horizontal wheel 10. It has become. The adjusting screw 15
Is rotated to operate the lower main traveling tool 4a with respect to the sliding door 1.
Can be adjusted up and down.

An upper guide frame 17 is provided at an upper portion in the vertical frame 11, and a guide portion 17a protrudes from the upper guide frame 17. The upper guide block 18 is not rotatable but vertically movable inside the vertical frame 11, and the guide groove 18a of the upper guide block 18 is fitted into the guide portion 17a so as to be vertically slidable. An upper shaft 23 is inserted into the upper guide block 18 so that the upper shaft 23 can rotate with respect to the upper guide block 18 but cannot move up and down. An upper end of the connecting member 22 is connected to a lower end of the upper shaft 23.

An upper main traveling tool 4b is provided above the upper shaft 23. Here, the upper main traveling tool 4b includes an upper shaft 23, an upper horizontal roller 26 which cannot move up and down with respect to the upper shaft 23 but is rotatable, and an upper shaft 2 above the upper horizontal roller 26.
3 and a pinion 5 fixed to the upper end.
The upper horizontal roller 26 is formed of a synthetic resin having lubricity such as polyacetal, and is formed by providing a concave peripheral groove 27 on the outer periphery. It is stuck in a rotatable manner. The pinion 5 fixed to the upper end of the upper shaft 23 is located in the upper rail 2.

At the ends of the upper and lower rails 2, 3, a rack 7 is provided. The rack 7 is fixed along one side piece inside the upper and lower rails 2 and 3. When the main traveling tool 4 comes to the end of the rack 7, the pinion 5 of the main traveling tool 4 is moved.
When the sliding door 1 is further moved along the rack 7 in this state, the upper and lower pions 5 move and rotate while meshing with the upper and lower racks 7, thereby being connected by the connecting member 22. The shaft 20 and the upper shaft 23 rotate synchronously (that is, the upper and lower pinions 5 rotate synchronously).
It has become. As described above, when the upper and lower pinions 5 are rotated in synchronization with each other, when the sliding door 1 is rotated (i.e., swings) with the main traveling tool 4 as the center of rotation as described later, the sliding door 1 is rotated without tilting. It can move.

At the other end of the sliding door 1, there is provided an auxiliary traveling tool 6 which is fitted to the upper and lower rails 2 and 3 so as to be freely movable and which can be vertically moved and can be pulled out from the upper and lower rails 2 and 3. As will be described in detail later, the auxiliary traveling device 6 includes an upper auxiliary traveling device 6b and a lower auxiliary traveling device 6a. Hereinafter, a configuration in which an upper auxiliary running tool 6b and a lower auxiliary running tool 6a are provided above and below the other end of the sliding door 1 and fitted to the upper and lower rails 2 and 3 so as to be able to travel freely will be described with reference to FIGS.

The other end of the sliding door 1 is provided with a cylindrical vertical frame 30 having an open top and bottom. Below the vertical frame 30, a lower auxiliary guide block 32 is mounted inside the vertical frame 30 so that it cannot rotate but can move up and down. A lower shaft 33 is rotatably inserted into the auxiliary guide block 32 so as not to move vertically, and a lower auxiliary traveling tool 6a is provided below the lower shaft 33. The lower auxiliary traveling tool 6a is composed of the lower shaft 33, a horizontal roller 34 rotatable with respect to the lower shaft 33 but not moving in the vertical direction, and a lower guide 35 projecting downward from the horizontal roller 34. It is. A guide portion 12a 'projects from a guide frame 12' fixed to a lower portion of the vertical frame 30, and the guide portion 12a 'is slidably fitted into a guide groove 32b provided in the auxiliary guide block 32. A portion of the lower shaft 33 protruding upward from the auxiliary guide block 32 is inserted through the lower horizontal piece 31a of the U-shaped connecting bracket 31 so as to be vertically movable,
A coil spring 31 is interposed between the upper end of the lower shaft 33 and the lower horizontal piece 31a to apply a spring force for lifting the lower shaft 33 upward. Tip of lower horizontal piece 31a is inclined piece 31b
An adjusting screw 28 is screwed to the inclined piece 31b, and the lower end of the adjusting screw 28 is
2 is pressed against the reinforcing metal member 32a provided on the base member 2, and by rotating the adjusting screw 28, the distance between the connecting metal member 31 and the auxiliary guide block 32 (that is, the distance between the connecting metal member 31 and the lower auxiliary traveling tool 6a) is increased. Can be adjusted.
The lower end of the lower connecting shaft 36 is connected to the upper horizontal piece 31c of the connecting fitting 31.

An upper guide frame 50 is fixed to an upper portion of the vertical frame 30. A guide portion 50a is provided on the upper guide frame 50 so as to project therefrom. The upper guide block 50 is not rotatable but vertically movable inside the vertical frame 30, and the guide groove 51a of the upper guide block 51 is fitted into the guide portion 50a so as to be slidable up and down. An upper shaft 39 is inserted into the upper guide block 51 so that it can rotate with respect to the upper guide block 51 but cannot move up and down. The upper end of the upper connection shaft 41 is connected to the lower end of the upper shaft 39.
An upper guide 40 is provided on the upper part of the upper shaft 39 to serve as an upper auxiliary traveling tool 6b.

At a substantially central portion in the vertical direction in the vertical frame 30, there is provided an interlocking moving means A for simultaneously moving the lower auxiliary traveling device 6a and the upper auxiliary traveling device 6b in conjunction with each other. The interlocking moving means A has the following configuration. That is, a center guide frame 81 is fixed to the vertical frame 30 at a substantially central portion in the vertical direction by a screw. A gear 82 is rotatably mounted on the center of the center guide frame 81 by a shaft. The gear body 82 has a gear portion 82 having a small number of teeth.
a and a gear portion 82b having a large number of teeth are integrally provided on the same shaft. As shown in FIGS. 8 and 9, the gear portion 82a having a small number of teeth has a smaller diameter than the gear portion 82b having a large number of teeth. A front rack member 83 is provided before and after the gear body 82.
And a rear rack member 84 are arranged movably in the vertical direction. A front rack member 83 meshes with a gear portion 82a having a small number of teeth before and after the gear body 82, respectively, and the rear rack member 84 has a number of teeth. It meshes with many gears 82b.
The front rack member 83 and the rear rack member 84 move in mutually opposite directions via the gear body 82. Therefore, when the front rack member 83 is raised, the rear rack member 84 is lowered in conjunction with the gear 82, and conversely, when the front rack member 83 is lowered, the rear rack member 84 is in conjunction with the gear body 82. And then rise.

The upper end of the lower connecting shaft 36 is connected to the front rack member 83, and the upper connecting shaft 41 is connected to the rear rack member 84.
Are connected at the lower end. Therefore, in the present invention, the lower auxiliary traveling device 6a connected to the lower
The moving distance of the upper auxiliary running tool 6b connected to the upper connecting tool 39 is increased. The front rack member 83 is provided with a storage hole 85 for storing the front opening, and a cylindrical portion 85a protrudes forward from a front end of the storage hole 85, and is provided on both left and right sides of the cylindrical portion 85a. Are provided with long guide grooves 86 in front and rear. A coil spring 87 is housed in the housing hole 85. A cover 88 is attached to a substantially central portion in the vertical direction of the opening of the vertical frame 30 of the sliding door 1, and the central guide frame 81 provided with the front and rear rack members 83 and 84 is covered by the cover 88. The cover 8
8 is provided with a window hole 88a at substantially the center in the vertical direction, and the cylindrical portion 85 provided on the front surface of the front rack member 83 is provided with the window hole 8a.
8a, and is vertically movable within the window hole 88a. A handle 89 is rotatably supported by a shaft 89a provided at the center in the vertical direction of the cover 88, and one end of the handle 89 has a bifurcated portion 89b.
A pin 89c provided across the forked portion 89b is inserted into a guide groove 86 provided in the cylindrical portion 85a, and the pin 89c is moved forward by a coil spring 87 housed in the housing hole 85. While the handle 89 is rotated clockwise or counterclockwise about the axis 89a, and the handle 89 is pressed against the lower front or upper front of the cover 88 to maintain the state. I have.

Then, by turning the handle 89,
The front rack member 83 moves downward or upward by pushing the side wall of the guide groove 86 while the pin 89c pushes the inside of the guide groove 86 backward, and the gear body 82 moves by moving the front rack member 83 downward or upward. The rear rack member 84 moves upward or downward, and the lower auxiliary traveling device 6a moves up and the upper auxiliary traveling device 6b moves down, or the lower auxiliary traveling device 6a moves down and the upper auxiliary traveling device moves. Utensil 6b
Rises. Therefore,
By turning the handle 89 and tilting the handle 89 downward or upward, the handle 89 is pulled out from the opening of the lower rail 3 and the upper auxiliary traveling tool 6b is pulled down from the opening of the upper rail 2, or The lower auxiliary traveling tool 6a is inserted into the lower rail 3 through the opening, and the upper auxiliary traveling tool 6b is inserted into the upper rail 2 through the opening.

When the handle 89 is tilted down or up, the handle 89 is held down by the coil spring 87, so that the auxiliary traveling tool 6 is pulled out from the upper and lower rails 2, 3, and 6 is held in the upper and lower rails 2 and 3. Thus, the main traveling tool 4 provided with the sliding door 1 above and below one end thereof is mounted on the upper and lower rails 2 and 3 so as to be freely movable, and the auxiliary traveling tool 6 projects from above and below the other end of the sliding door 1. Then, the upper and lower auxiliary traveling tools 6 are fitted to the upper and lower rails 2 and 3 so as to be able to travel freely, and this state is a state where the sliding door 1 is slidably mounted along the upper and lower rails 2 and 3.

In this case, the sliding door 1 located at one end
The pinions 5 provided on the upper and lower main traveling tools 4 are engaged with a rack 7 located at one end of the upper and lower rails 2 and 3. When the sliding door 1 is opened by rotating (swinging), first, the grip portion 49 of the horizontal moving body 47 of the first sliding door 1a is operated in FIG. In this state, the first sliding door 1a is rotated about the upper and lower main traveling tools 4 as a center of rotation as shown in FIG. 11 (rotated substantially 90 degrees with respect to the upper and lower rails 2 and 3). ) Next, the second sliding door 1b is moved to the rack 7
Side, the upper and lower pinions 5 of the second sliding door 1b are moved to an arbitrary position on the rack 7 while being engaged with the upper and lower racks 7, and at this position, the auxiliary traveling tool 6 of the second sliding door 1b is moved. Are removed from the upper and lower rails 2 and 3, and the second sliding door 1 is rotated about the upper and lower main traveling tools 4 as the second sliding door 1.
b is rotated. Similarly, the third sliding door 1c is connected to the rack 7
Side, and the upper and lower pinions 5 of the third sliding door 1c are moved to an arbitrary position of the rack 7 while being engaged with the upper and lower racks 7, and at this position, the auxiliary traveling tool 6 of the third sliding door 1c is moved. From the upper and lower rails 2 and 3, and the third sliding door 1c
, The third sliding door 1c is turned around the upper and lower main traveling tools 4 as the center of rotation.

In this manner, the sliding door 1 is rotated and opened one after another. In this case, the traveling tool 6 is connected to the upper and lower rails 2,
When the sliding door 1 is rotated while being removed from the sliding door 3, the sliding door 1 is rotated in a state where the upper and lower pinions 5 that rotate in synchronization with the upper and lower racks 7 are rotated, so that the sliding door 1 is prevented from tilting. It can be rotated accurately.

The horizontal wheel 10 of the lower main traveling tool 4a is mounted on a traveling surface 21 on the upper surface of the lower rail 3 and travels while rotating horizontally.
The lower horizontal roller 34a is also mounted on the running surface 21 on the upper surface of the lower rail 3 during running and runs while rotating horizontally. By operating the handle 89 of the interlocking moving means A, the upper and lower auxiliary traveling tools 6a and 6b can be simultaneously pulled out and fitted into the upper and lower rails 2 and 3 simultaneously. Tool 6
Since b has a longer moving distance than the lower auxiliary traveling tool 6a,
Even if an error occurs in the height of the upper rail 2 from the lower rail 3 depending on the site, the insertion depth of the upper auxiliary traveling tool 6b into the upper rail 2 can be sufficiently obtained.

In the embodiment shown in the accompanying drawings, an example is shown in which two upper and lower rails 2 and 3 are arranged side by side, and a plurality of sliding doors 1 in the first row are rotated at the rack 7 as described above. The second row of sliding doors 1 is pivotally opened at the rack 7 as described above. FIG.
2 shows a state in which the plurality of sliding doors 1 in the first row and the plurality of sliding doors 1 in the second row are rotated at the rack 7 and are fully opened.

When the upper and lower rails 2 and 3 are arranged in two rows as described above, for example, as shown in FIG. 1A, the sliding doors 1 are arranged on the two upper and lower rails 2 and 3 respectively.
It can be made like a sliding door. In the above embodiment, the example in which the upper and lower rails 2 and 3 are provided in two lines is shown.
Three or more upper and lower rails 2 and 3 may be provided.
Of course, only one upper and lower rails 2 and 3 may be provided.

The position where the rack 7 is provided on the upper and lower rails 2 and 3 is located at a part of the longitudinal direction of the upper and lower rails 2 and 3 (ie, a position where the sliding door 1 is opened by rotating the sliding door 1 in the longitudinal direction of the upper and lower rails 2 and 3). Although it is provided only at one end or both ends of the upper and lower rails 2 and 3 in the longitudinal direction, it is preferable to provide them. In this case, for example, when two vertical rails 2 and 3 are provided, the first vertical rails 2 and 3 are provided with a rack 7 at one end in the longitudinal direction, and the second vertical rails 2 and 3 are long. A rack 7 is provided at the other end in the direction, and the sliding door 1 traveling on the first rails 2 and 3 and the sliding door 1 traveling on the second rails 2 and 3 in the longitudinal direction of the upper and lower rails 2 and 3 are provided. You may make it able to rotate and open separately on both sides.

It should be noted that a rack 7 is provided on the entire length of the upper and lower rails 2 and 3.
It is also conceivable that the upper and lower pinions 5 are meshed with each other, but in this case, even in a place where the sliding door 1 is not rotated, the sliding door 1 is moved along the upper and lower rails 2 and 3 by engaging the rack 7 and the pinion 5. There is a problem that it is difficult to move smoothly when moving by moving. However, according to the present invention, the rack 7 is provided only at the position where the sliding door 1 is rotated, and the rack 7 is not provided at other portions.
At a position where the sliding door 1 travels along the sliding door 3, the sliding door 1 can travel smoothly without engagement between the rack 7 and the pinion 5.

In each of the above-described embodiments, the pinion 5 is provided on the main traveling tool 4 and the rack 7 is provided on the upper and lower rails 2 and 3, but in the present invention, the pinion 5 is not necessarily provided. The present invention is not limited to the one provided with the rack 7, and may be one without the pinion 5 and the rack 7.

[0031]

According to the present invention, as described above, the horizontal wheel of the lower main traveling tool is placed on the upper surface of the lower rail, and the lower auxiliary traveling tool is fitted on the lower rail. so as to put again and again provided with a horizontal rollers under the rail, in conjunction with upper and lower auxiliary driving tool as the moving distance of the upper auxiliary driving device moves longer than a moving distance of the lower auxiliary driving device simultaneously from above and below the rail Since there is provided an interlocking moving means for pulling out and fitting in at the same time, it is possible to operate the interlocking moving means to simultaneously pull out and insert the upper and lower auxiliary traveling tools from the upper and lower rails at the same time. Since the auxiliary traveling device has a longer moving distance than the lower auxiliary traveling device, sufficient insertion depth of the upper auxiliary traveling device into the upper rail is sufficient even if there is an error in the height of the upper rail from the lower rail at the site. To take Can upper auxiliary driving device is intended to be as not come out of the top rail, the result, in which it is stable running when moving the sliding door. Ma
In addition, the number of teeth is small in the vertical center of the other end of the sliding door.
Gear unit and a gear unit with many teeth are integrally provided on the same shaft.
Gears are mounted rotatably, and before and after the gear
The front rack member and the rear rack member are arranged, and the front rack member
-Attach the lower auxiliary traveling device to either side of the rear rack
Attach the upper auxiliary traveling tool to the other side and attach the front rack
For those who have attached the lower auxiliary traveling tool among the members and the rear rack member
Meshes with the gear part with the smaller number of teeth and
Mesh with the gear with the larger number of teeth
One of the rack member or the rear rack member in the vertical direction
Provision of rack member moving means for moving
Because the means are configured, the upper auxiliary traveling with a simple configuration
Such that the moving distance of the tool is longer than that of the lower auxiliary running tool
It is possible to provide an interlocking moving means.

[0032]

[Brief description of the drawings]

FIGS. 1A and 1B show an embodiment of the present invention, in which FIG. 1A is a partially cutaway schematic plan view in a fully closed state, and FIG.

FIG. 2 is a cross-sectional view showing a state where a sliding door is turned in a state where a pinion is engaged with the rack of the above.

FIG. 3 is a cross-sectional view when the sliding door is used as the above.

FIG. 4 is a plan view of one end of the sliding door.

FIG. 5 is a perspective view showing the upper and lower main traveling tools.

FIG. 6 is a cross-sectional view showing a state in which the upper and lower auxiliary traveling tools are fitted into upper and lower rails when the sliding door is used with the sliding door.

FIG. 7 is a front sectional view of the other end of the sliding door.

FIG. 8 is a perspective view showing an upper and lower auxiliary traveling tool and an interlocking moving means according to the embodiment.

FIG. 9 is a cross-sectional view of the interlocking moving means according to the first embodiment.

FIG. 10 is a front view of the same.

11A and 11B show a state in which the first sliding door is rotated and opened, in which FIG. 11A is a partially omitted plan view and FIG. 11B is a partially omitted front view.

FIG. 12 is a plan view showing a state in which the sliding door is fully opened by rotating with the sliding door.

FIG. 13 is an explanatory diagram showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sliding door 2 Upper rail 3 Lower rail 4 Main running tool 4a Lower main running tool 6 Auxiliary running tool 6a Lower auxiliary running tool 6b Upper auxiliary running tool 10 Horizontal wheel 34 Horizontal roller 82 Gear body 82a Gear part with a small number of teeth 82b Number of teeth Gear part 83 with many parts Front rack member 84 Rear rack member A Interlocking movement means

Claims (1)

(57) [Claims] 1. A main traveling tool mounted on a vertical rail above and below one end of a sliding door so as to be able to run on the upper and lower rails, and is fitted on the other end of the sliding door so as to be able to run on the upper and lower rails, and is vertically movable and can be moved from the upper and lower rails. An auxiliary traveling tool that can be pulled out is provided, and the sliding door is swingable around the main traveling tool with the auxiliary traveling tool pulled out from the upper and lower rails, and the horizontal wheel of the lower main traveling tool is placed on the upper surface of the lower rail is, the horizontal rollers provided below the auxiliary driving device in a state of fitting the lower auxiliary driving device under the rails so as to put down the rail, also the moving distance of the upper auxiliary driving device is higher than the moving distance of the lower auxiliary driving tool The other end of the sliding door, provided with an interlocking moving means for simultaneously pulling out or fitting in the upper and lower auxiliary traveling tools from the upper and lower rails so as to move long.
The gear part with a small number of teeth and the number of teeth
The gear body, which has many gear parts integrated on the same axis,
With the front rack member and the rear before and after the gear body, respectively.
A rack member and a front rack member to a rear rack member
Attach the lower auxiliary traveling tool to one of the
Attach the upper auxiliary traveling tool to the side
The member with the lower auxiliary traveling tool attached has the smaller number of teeth
The gear that meshes with the
Meshes with the gear part with the greater number of teeth, and
To move one of the locking members up and down.
A rack member moving means is provided to constitute an interlocking moving means.
A swing sliding door characterized in that: