JP3255127B2 - Hanging 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 suspension type sliding door, and more particularly to a suspension type sliding door which is suspended by a plurality of suspension rods on a support movable along a rail provided on an upper portion. About sliding doors.

[0002]

2. Description of the Related Art Conventionally, various self-closing sliding doors having a structure in which a closing operation is automatically performed after the door is opened have been provided.
Since it has the advantage of not requiring a closing operation after passing by a person and not forgetting to close a sliding door, it is widely installed especially in hospitals and various laying. This type of self-closing type sliding door is provided with an inclined rail with the closing direction side lowered at the upper part, the sliding door is hung on a support movable along the inclined rail, and the sliding door moves to the closing direction by its own weight. Structures are common. In addition, the self-closing mechanism that constantly urges the sliding door in the closing direction includes a mechanism that utilizes the elastic force of a mainspring spring or a coil spring, a mechanism that pulls the sliding door by the weight of a weight connected to the sliding door with a wire and a pulley, and the like. There is also. When this type of self-closing sliding door is used for various types of laying in hospitals, etc., rails should be provided on the floor surface, assuming that elderly people, people with physical disabilities, wheelchairs and moving beds etc. will pass. Therefore, it is common to employ a hanging sliding door.

As a structure for suspending a sliding door, Japanese Utility Model Publication No. 61-4 / 1986
In JP-A-53-53, a hanging metal fitting having a U-shaped cross section having a pin hole on the outer surface is fixed to a supporting metal fitting movable along a rail, and a hanging supporting metal fitting having a pin hole is provided at an upper end of a sliding door. There is disclosed a structure in which a hanging support fitting is made to coincide with a fitting from below, and a pin is inserted into each pin hole and suspended. Japanese Utility Model Publication No. 4-111113 discloses that the lower end of a door hanging piece movable along a rail has a J-shaped cross section, a notch for hanging is formed at the lower end, and a moving direction is provided at the upper end of the sliding door. Projecting a suspension seat having a pin hole that penetrates into the notch of the door hanging piece,
A structure is disclosed in which a connecting pin is inserted into a pin hole of a suspension seat from the side and suspended.

However, in any of the structures described in the above publications, the work of suspending the sliding door from the support requires a process of pushing up the sliding door from below and inserting a pin into the pin hole from the side. This work had to be performed in a narrow space above, and the workability was extremely poor.
Adjustment of the height of the sliding door and the like is troublesome because a step of changing the mounting position of the entire support mechanism including the rail to the wall fixing bracket by an operation from above is required. Further, the cost is high due to the complicated hanging mechanism of the sliding door.

[0005]

SUMMARY OF THE INVENTION In view of the above-mentioned situation, the present invention aims at solving the problem by suspending the sliding door from a very simple process only from the front side and adjusting the height of the sliding door. Another object of the present invention is to provide a hanging type sliding door which can be easily manufactured, has a simple structure, and can reduce the cost.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a suspension system in which a sliding door is suspended by a plurality of suspension rods on a support movable along a rail provided on the upper part. In the sliding door, the support has a vertical plate and a receiving plate formed at a lower end thereof at a right angle toward the rear, and has openings at a plurality of lower ends of the vertical plate, and is connected to the opening. An engaging hole is formed near the bent edge of the receiving plate, and the head of the suspension rod screwed into a plurality of places on the upper end surface of the sliding door is inserted into the opening from the front and the shaft of the suspension rod is inserted. together are positioned within the locking hole, the head was constituted of-suspended sliding door becomes locked to the receiving plate.

[0007] Further , the present invention is directed to solving the aforementioned problems.
To a support that can move along the rails
Doors are suspended by multiple suspension rods.
And the support is a vertical plate and its lower end facing rearward.
And a receiving plate formed at a right angle.
An opening is formed in the place, and is connected to the opening.
Forming a locking hole near the bent edge of the receiving plate,
From the front, the head of the suspension rod
Insert into the opening and position the shaft of the suspension rod in the locking hole
And the head is locked to the receiving plate to maintain an L-shaped cross section.
A vertical plate of the support so as to close the opening with a vertical piece of the holding member
And open the horizontal piece of the holding member towards its edge
Receiving the shaft of the suspension rod into the stop hole formed
The hanging sliding door was constructed by holding it.

In the state where the shaft of the suspension rod is held between the back end of the locking hole formed in the receiving plate of the support and the back end of the stop hole formed in the horizontal piece of the holding member. The fact that one side surface of the polygonal head of the suspension rod comes into surface contact with the vertical piece of the holding member, in terms of height fixing and rattling prevention, which is regulated by regulating the rotation of the suspension rod. preferable.

An engaging piece is bent at the center of the upper end of the vertical piece of the holding member in the same direction as the horizontal piece, and the engaging piece is inserted into an engaging hole formed in the vertical plate of the support. The fitting is more preferable because the holding member can be positioned and the support strength of the suspension support rod can be increased.

[0010] Further, the width of the opening formed in the vertical plate of the support is such that the head of the hanging support rod is locked in a locking hole of the receiving plate, and the head is inserted by a spanner inserted into the opening. When the sliding door is set to a rotatable size, it is possible to adjust the height of the sliding door only by working from the front side in a suspended state.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be described in more detail with reference to the accompanying drawings. FIGS. 1 to 7 show a self-closing type hanging sliding door showing a typical application example of the present invention, and FIGS. 4, 6 to 9 show specific embodiments of the present invention.

As shown in FIGS. 1 to 7, the suspension type sliding door 1 has a support 4 attached to an upper part of the sliding door 1 on an inclined rail 3 provided in the upper panel 2 of the passage and having a closing direction lowered.
The door is closed in a state where it is suspended in a suspended state, and the door stop cushion 6 is in contact with the side surface of the column 5 or the like on the closed end side. Is accommodated in the door pocket panel 7 provided in the first position. Further, a ground rail 8 is laid along the moving direction of the sliding door 1 at a lower portion between the front and back door pocket panels 7 and 7, and an adjuster 9 is provided on one open side (passage side) at both ends of the ground rail 8. After mounting, a frame fixing bracket 10 having an adjuster function is mounted on the other closed end side, and a door pocket frame 11 is fixed to the frame fixing bracket 10.
The front and back door pocket panels 7, 7 are attached by adjusting the height with the frame fixing metal fitting 10, so that the sliding door 1 can be housed between the door pocket panels 7, 7 when the door is opened. A guide roller 12 having a rotation axis perpendicular to the center in the width direction protrudes from the adjuster 9, and the guide roller 12 is received in a downwardly open guide groove 13 formed along the lower end of the sliding door 1. Thus, the sliding door 1 can be opened and closed without lateral swing. In addition, a cylinder type linear damper 14 is provided along the inclined rail 3 so as to brake the sliding door 1 and prevent the door stop cushion 6 from strongly colliding with the side surface of the support 5 or the like from immediately before the closing of the sliding door 1 to the closing thereof. It is fixed so that the abutting portion 15 protruding from the support 4 abuts on the linear damper 14.

A rod 16 is attached to the upper end of the sliding door 1.
And a cantilevered elastic projection 17 is provided at a fixed portion around the sliding door so as to intersect with the rod 16. When the sliding door 1 is opened, the rod 16
7, while the sliding door 1 is open, the rod abuts on the elastic projection 17 to stop the self-closing operation.
The rod 16 is made to pass while deforming the elastic projection 17 at the time of the forcible closing operation manually, and the sliding door 1 is kept open so that a person, a wheelchair or a moving bed can pass. The open state of the sliding door 1 can be set to a fully opened state or a partially opened state depending on the positions of the rod 16 and the elastic projections 17.

More specifically, the upper and lower panels 2,
The inclined rail 3 is attached to a fixing member 18 (fixed portion) hanging between the two, and the elastic projection 17 is attached. The inclined rail 3 has a structure in which a moving body 21 can be moved linearly via a bearing assembly 20 provided inside a fixed rail 19 having a substantially U-shaped cross section. Fixing member 18
, And the support 4 is fixed to the moving body 21, and the sliding door 1 is guided along the inclined rail 3.

The support 4 has a receiving plate 23 formed at right angles to the lower end of a vertical plate 22 for fixing the moving body 21 toward the rear, and a horizontally long opening 24 at the lower end of both ends of the vertical plate 22.
And a locking hole 25 having a U-shape in plan view is formed near the bent edge of the receiving plate 23 so as to be continuous with the opening 24. The heads 27, 2 of the suspension rods 26, 26, which are bolts screwed to both sides of the upper surface of the sliding door 1, respectively.
7 are respectively inserted into the openings 24 from the front, the suspension rods 26 are positioned in the locking holes 25, and the heads 27 are locked to the receiving plates 23. Further, the holding member 28 having an L-shaped cross section
Is fixed to the vertical plate 22 of the support body 4 with screws 30, 30 so as to cover the opening 24 with the vertical piece 29.
The suspension rod 26 is received and held in a U-shaped stop hole 32 formed in the horizontal piece 31 of the horizontal piece 31 opened toward the edge thereof. When attaching the holding member 28 to the support 4, an appropriate means other than screwing, for example, a fitting means for preventing the holding member 28 from being easily detached by a triangular dowel and a locking hole may be adopted.

Further, an engaging piece 33 is bent at the center of the upper end of the vertical piece 29 of the holding member 28 in the same direction as the horizontal piece 31, and the engaging piece 33 is attached to the vertical plate 22 of the support 4. Is fitted in the engagement hole 34 formed at the bottom. Thereby, the holding member 28 can be positioned, the fixing operation with the screw 30 is facilitated, and the vertical movement of the holding member 28 with respect to the support 4 is reliably restricted, and the horizontal piece 31 of the holding member 28 is received by the support 4. Since it is in contact with the lower surface of the plate 23, the supporting strength of the suspension rod 26 can be increased.

The shaft 35 of the suspension rod 26 is
The sliding door 1 is inserted into a through hole 37 provided in an upper end surface 36 and is screwed to a nut 38 fixed to the lower surface of the upper end surface 36. In other words, the hanging height position of the sliding door 1 can be adjusted by rotating the hanging support rod 26. Further, the head 27 has a polygonal shape, and the illustrated example shows a normal hexagonal bolt. Then, as shown in FIGS. 8 and 9, the shaft 35 of the hanging support rod 26 is attached to the back end of the locking hole 25 formed in the receiving plate 23 of the support 4 and the horizontal piece 31 of the holding member 28. The dimension is set such that one side surface of the polygonal head 27 of the suspension rod 26 is in surface contact with the vertical piece 29 of the holding member 28 while being sandwiched by the inner end of the formed stop hole 32. . Thereby, the height adjusted by restricting the rotation of the suspension support rod 26 is fixed, and rattling can be prevented. The opening 2 formed in the vertical plate 22 of the support 4
4, the head 27 of the suspension rod 26 is supported by the receiving plate 23.
The head 27 is set to be rotatable with a spanner inserted into the opening 24 from the front side in a state where the head 27 is locked in the locking hole 25.

Here, since the inclined rail 3 is literally inclined and the sliding door 1 is set horizontally, the support 4 is fixed to the moving body 21 of the inclined rail 3 in a horizontal state and the support 4 is fixed. Or the support 4 is fixed parallel to the moving body 21 of the inclined rail 3 and the sliding door 1 is inclined with respect to the support 4 to be suspended.

The rod 16 is attached to the upper end surface 36 of the sliding door 1.
A temporary detent mechanism of the sliding door 1 is adopted by projecting an elastic projection 17 on the fixing member 18, but the rod 16 is connected to the opening side of the sliding door 1, that is, the inner back side of the door pocket panel 7. , And the suspension rod 26 is connected to the elastic projection 1.
If it locks to 7, the number of parts is reduced. However, separately from the suspension rod 26, the rod 16 is attached to the upper end surface 36 of the sliding door 1.
There is no problem even if it protrudes.

When the sliding door 1 is opened, the rod 16 passes through the elastic projection 17 while deforming the elastic projection 17. When the sliding door 1 is opened, the rod 16 abuts on the elastic projection 17 and closes automatically. The structure and the material are not limited as long as the operation is stopped and the rod 16 can pass while deforming the elastic projection 17 at the time of the manual closing operation of the sliding door 1. The elastic projection 17 shown in FIGS. 4 and 6 is an example using a coil spring 39 made of metal.

[0021]

According to the hanging type sliding door of the present invention as described above, a hanging type sliding door in which a sliding door is hung by a plurality of suspension rods on a support movable along a rail provided on the upper part. In the above, the support body has a vertical plate and a receiving plate formed at a lower end thereof at a right angle toward the rear, forming openings at a plurality of lower ends of the vertical plate, so as to be continuous with the openings. An engaging hole is formed near the bent edge of the receiving plate, and the head of the suspension rod screwed into a plurality of locations on the upper end surface of the sliding door is inserted into the opening from the front and the shaft of the suspension rod is engaged. together are positioned within the locking hole, since it locks the head in receiving plate,
Sliding door suspension is a very simple process only from the front, and each part does not require general-purpose products or special bending work.Since the structure is simple, significant cost reduction can be achieved. . Further, the height of the sliding door can be easily adjusted by working from the front side while the sliding door is suspended.

According to a second aspect, the structure of the first aspect is provided.
In addition, the opening is formed by a vertical piece of a holding member having an L-shaped cross section.
Screw it to the vertical plate of the support so as to close it.
Stop holes formed in a horizontal piece of material open towards its edge
In which the shaft of the suspension rod is received and held
Thus, in addition to the effect of claim 1, the suspension rod is securely attached to the support.
Indeed can be held.

According to the third aspect , the height adjusted by regulating the rotation of the suspension support rod can be fixed, and rattling can be prevented.

According to the fourth aspect , the holding member can be positioned, and the supporting strength of the suspension rod can be increased.

Further, according to the fifth aspect , in a state where the sliding door is suspended, the height of the sliding door can be adjusted by fitting the spanner inserted into the opening from the front side to the head of the suspension support rod.

[Brief description of the drawings]

FIG. 1 is an overall simplified front view of a sliding door to which the present invention is applied and its surroundings.

FIG. 2 is a simplified exploded perspective view of the same.

FIG. 3 is a simplified cross-sectional view of the same assembled state.

FIG. 4 is a partial longitudinal sectional view showing a main part of the present invention.

FIG. 5 is a partial longitudinal sectional view showing a guide structure in a door pocket panel.

FIG. 6 is a partial perspective view showing a main part of the present invention.

FIG. 7 is a partially exploded perspective view showing a hanging structure of the sliding door.

FIG. 8 is a longitudinal sectional view showing a main part of the present invention.

FIG. 9 is a cross-sectional view showing a main part of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Sliding door 1 2 Upper panel 3 Incline rail 4 Support body 5 Post 6 Cushion per door 7 Door pocket panel 8 Ground rail 9 Adjuster 10 Frame fixing bracket 11 Door pocket frame 12 Guide roller 13 Guide groove 14 Linear damper 15 Stop part 16 Rod 17 Elasticity Projection 18 Fixed member 19 Fixed rail 20 Bearing assembly 21 Moving body 22 Vertical plate 23 Receiving plate 24 Opening 25 Lock hole 26 Suspension rod 27 Head 28 Holding member 29 Vertical piece 30 Screw 31 Horizontal piece 32 Stop hole 33 Engagement piece 34 Engagement hole 35 Shaft 36 Upper end surface 37 Through hole 38 Nut 39 Coil spring

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E05D 15/06 177 E05D 15/06 123

Claims (5)

(57) [Claims] 1. A hanging type sliding door comprising a sliding door suspended by a plurality of suspension rods on a supporting body movable along a rail provided at an upper part, wherein the supporting body is provided rearward on a vertical plate and a lower end thereof. A receiving plate formed at a right angle to the vertical plate, openings are formed at a plurality of lower ends of the vertical plate, and a locking hole is formed near the bent edge of the receiving plate so as to be continuous with the opening. ,
Together to position the shaft portion of the inserted and Tsu支rod into the opening of the head of Tsu支rod screwed to the upper end surface a plurality of locations of the sliding door from the front into the locking hole, locking the head to the receiving plate A hanging sliding door characterized by being made . 2. It is movable along a rail provided on the upper part.
Hanging with a sliding door suspended on a support with multiple suspension rods
In the sliding door, the support is provided on a vertical plate and a lower end thereof.
And a receiving plate formed at a right angle toward the direction,
An opening is formed at a plurality of lower ends and connected to the opening.
Forming a locking hole near the bent edge of the receiving plate so as to continue,
The head of the suspension rod screwed into a plurality of locations on the upper end surface of the sliding door
Into the opening from the front and lock the shaft of the suspension rod
Position in the hole, lock the head to the receiving plate, cross section
Supported so that the opening is closed by the vertical piece of the L-shaped holding member
Attached to the vertical plate of the body, on the horizontal piece of the holding member on its edge
The shaft of the suspension support rod is inserted into a stop hole
A hanging sliding door characterized by receiving and holding a part . 3. The suspension rod according to claim 1, wherein a shaft portion of said suspension support rod is received by said support.
Formed at the back end of the locking hole formed in the plate and the horizontal piece of the holding member
The suspension rod is held between the back end of the
One side of the polygonal head faces the vertical piece of the holding member.
The hanging type sliding door according to claim 2, which comes into contact . 4. The front end of the vertical piece of the holding member is located at the center of the upper end.
The engaging piece is bent in the same direction as the horizontal piece, and the engaging piece is
The hanging type sliding door according to claim 2 or 3 , wherein the hanging type sliding door is fitted into an engagement hole formed in a vertical plate of the support . 5. The side of an opening formed in a vertical plate of the support.
The width is such that the head of the hanging support rod is locked in the locking hole of the receiving plate.
In this condition, the head can be rotated with a spanner inserted into the opening.
The suspension according to any one of claims 1 to 4, wherein the suspension is set to a size.
Type sliding door.