JP2846595B2 - Runner member for cover folding 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 runner member for a folding door. More particularly, the present invention relates to an improvement relating to a connection structure of a part of a folding door used for assembling a folding door over a frame for mounting furniture or fittings.

[0002]

2. Description of the Related Art The present applicant has disclosed a runner member for a folding folding door, as disclosed in Japanese Utility Model Laid-Open Publication No. 62-134784 and Japanese Patent Laid-Open No. 4-1.
Nos. 18483 and 4-118484 are being developed.

As shown in FIGS. 5 to 7, the hinged member 1 fixed to the back of the folding door A and the folding door A are assembled in the cover folding runner member disclosed in Japanese Patent Application Laid-Open No. 4-118484. It comprises a runner body 2 running on a rail C fixed to a mounting frame B, a hinge member 1 and a connection block 3 connecting the runner body 2 to each other. In this conventional cover runner member for a folding door, although the upper mounting type is shown in the drawing, the hinge member 1 and the connecting block 3 are formed in a vertically symmetrical shape, so that the hinge member 1 is formed at the upper, lower, left and right mounting locations of the folding door A. , The connecting block 3 is commonly used, and the left and right runner bodies 2 can be commonly used at the upper and lower mounting points of the folding door A.

The runner main body 2 and the connection block 3 of the conventional cover folding runner member are connected by a connection structure including an engagement portion a and a connection position adjustment portion b. The engaging portion a prevents contact of the folding door A with the mounting frame B. The engaging portion a has a prismatic connecting column 21 provided on the runner body 2 and a square cylindrical connecting tube provided on the connecting block 3. 3
It consists of 1. The engagement portion a allows the runner main body 2 and the connection block 3 to slide in the up-down direction but prevents rotation in the horizontal direction by fitting the connection column 21 and the connection tube 31. The connecting position adjusting part b adjusts the vertical position of the folding door A with respect to the mounting frame B, and includes an adjusting screw 4 screwed into both the runner body 2 and the connecting block 3 and a lock screw 5 fixing the adjusting screw 4. And a long hole 32 opened in the connecting cylinder 31 of the connecting block 3 to allow the lock screw 5 to slide in the vertical direction as the engaging portion a slides. In the connection position adjusting section b, the vertical connection position of the runner body 2 and the connection block 3 can be adjusted by turning the adjustment screw 4.

[0005]

In the conventional runner member for a folding folding door, since the engaging portion a and the position adjusting portion b which are the connecting structure of the runner body 2 and the connecting block 3 are coaxially arranged, the hinge is used. The rotating force accompanying the load of the folding door A and the opening / closing stress transmitted through the member 1 is easily concentrated on the engaging portion a and the position adjusting portion b. Due to this turning force, the connecting structure portion is deformed, and it is easy to deteriorate the installation and setting of the cover. In order to prevent this, the runner main body 2 and the connecting block 3 must be made thicker to increase the rotational power resistance, so that the whole becomes large and heavy, and the appearance is poor. Further, in order to form the connecting cylinder 31 into a cylinder shape from a request for forming the coupling cylinder 31 of the coupling block 3 for arranging the engaging portion a and the position adjusting portion b coaxially, the runner main body 2 has a retaining structure. The seat plate 33 must be provided, and the number of members increases.

The present invention has been made in consideration of the above problems, and has improved the rotational power resistance without increasing the size and weight of the connecting structure of the runner body and the connecting block, and has improved appearance. It is an object of the present invention to provide a folding door runner member that is improved to reduce the number of members.

[0007]

According to the present invention, there is provided a runner member for a folding folding door according to the present invention, comprising: a hinge member fixed to a back surface of the folding door; a runner main body running on a rail; A connection block that connects the main body and the hinge member, wherein the connection block and the runner main body include an engagement portion that is slidable in the vertical direction and a connection position adjustment portion that is capable of adjusting the connection position in the vertical direction. In a coverable folding door runner member that is connected, a means is adopted in which the engagement portion and the connection position adjustment portion are non-coaxially arranged.

According to a second aspect of the present invention, in the runner member for a folding folding door according to the first aspect, the connecting position adjusting portion is disposed at the center of the runner body, and the engaging portion is disposed outside the connecting position adjusting portion. The characteristic means is adopted.

According to a third aspect of the present invention, in the cover runner member according to the first aspect, the connecting block has a substantially L-shape in plan view as a whole, and one side is provided with a connecting piece of a hinge member and the other side is a runner body. Is provided, and a connection position adjusting unit is provided in the middle of the L-shape.

According to a fourth aspect of the present invention, in the runner member for a folding folding door according to the third aspect, the connecting position adjusting portion is screwed into a screw hole of the runner body by inserting an adjusting screw through a through hole provided in the connecting block. A means characterized by the following is employed.

[0011]

Since the runner main body, the engaging portion of the connecting block, and the connecting position adjusting portion are arranged non-coaxially, the turning force accompanying opening and closing of the folding door is distributed to the engaging portion and the connecting position adjusting portion, respectively. This eliminates the need for the runner body and the connecting block to have a thick structure in order to enhance the rotational power resistance. In addition, since the engaging portion and the connecting position adjusting portion are located at different positions, the runner main body and the connecting position adjusting portion are not separated. There is no need to make it cylindrical.

According to the second aspect, the rotational force is distributed from the connection position adjusting portion at the center of the runner body to the engaging portion on the outside thereof, and no strong stress is generated in each portion.

According to the third aspect, since the runner body is disposed at the center of the substantially L-shaped connecting block and the hinge member and the engaging portion are connected to both ends, respectively, the stress on the engaging portion is completely reduced. Distributed. The engaging portion does not need to be designed to have a strong pressure-resistant structure.

According to the fourth aspect, the connecting position adjusting portion can be designed to have a thin structure. The connection position adjustment unit may be inserted with an adjustment screw from a through hole provided in the connection block and screwed into a screw hole of the runner body, and is implemented with a commercially available screw structure.

[0015]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a runner member for a folding door according to the present invention; FIG. 1 to 3
1 shows an embodiment of an upper runner member for a cover folding door, which is an upper mounting type of the cover runner member for the cover folding door according to the present invention.

In this embodiment, the engaging portion a, the position adjusting portion b, etc., which are the connecting structure of the runner main body 2 and the connecting block 3 of the conventional example described above are improved.

The hinge member 1 of this embodiment is of a vertically symmetric shape, and has a mounting portion 11 of a cup portion embedded and fixed to the back surface of the folding door A, and a U-shaped connecting piece 12 connected to the connecting block 3. And two sets of hinge plates 1 for connecting the mounting portion 11 and the connecting piece 12 so as to be relatively rotatable in the horizontal direction.
3 and a hinge pin 14. In addition, this connecting piece 12
Is provided with a U-shaped notch 15 for enabling the relative horizontal connection position of the hinge member 1 and the connection block 3 to be adjusted.

The runner body 2 of this embodiment has a substantially L-shape overall appearance, and the traveling wheels 2 running on the upper rail C supporting the load of the folding door A at the upper part.
2 and a guide wheel 23 for guiding the traveling of the traveling wheel 22 back and forth while preventing lateral deflection, and a screw hole 24 into which an adjusting screw 4 constituting a connection position adjusting part b is screwed in a lower portion on the upper side.
And a space 25 for reducing the weight are provided so as to open downward, and a rectangular cylindrical connecting tube 26 constituting the engaging portion a is provided at the lower portion so as to protrude downward. The connection cylinder 26 has a receiving space 27 that continues from the gap 25, and is provided at a position where the axis 10 of the gap 25 and the receiving space 27 passes through the center of the engaging portion a. A notch 28 is provided in the axial direction inside the connecting tube 26, and a pair of tube claws 29 extending from the connecting tube 26 face the notch 28. The screw hole 24 is provided at a position where the axis 20 passes through the center of the traveling wheel 22.

The connecting block 3 is formed in a substantially vertical L-shape in plan view and symmetrical with a rectangular shape such that the entire external shape engages with the L-shape of the runner body 2. Is a U-shaped connecting piece 33 for connecting the connecting piece 12 of the hinge member 1, a screw hole 34 of the adjusting screw 6 for fixing the connecting piece 12 of the hinge member 1, and a valley-shaped part for sliding the connecting piece 12 of the hinge member 1. A continuous uneven portion 35 is provided in the horizontal direction. On the other side of the connecting block 3, a rectangular connecting tube 36, which forms an engaging portion a and is internally fitted into the connecting tube 26 of the runner body 2, is provided in the vertical direction. Connecting block 3
An insertion hole 37 through which the adjustment screw 4 constituting the connection position adjustment part b is inserted in the up-down direction passes through the middle of the hole. The connecting tube 36 is provided with the connecting tube 26 of the runner body 2.
A pair of grooves 38 are formed in the vertical direction so that the notches 28 can be engaged with and slidable.
6 'is vertically penetrated. In addition, this insertion hole 3
A screw hole 39 into which the lock screw 5 is screwed is communicated with the side of 7. A counterbore 37 'is provided at the upper and lower ends of the insertion hole 37.

In this case, the runner main body 2 and the connecting block 3 are connected to the connecting cylinder 2 of the runner main body 2 as the engaging portion a.
6 and the connecting cylinder 36 of the connecting block 3, and the adjusting screw 4 as the connecting position adjusting part b is inserted into the insertion hole 37 of the connecting block 3 and screwed into the screw hole 24 of the runner body 2. Be linked. In the connection by the adjustment screw 4, the connection position adjustment portion b is separate from the engagement portion a and does not have a conventional cylinder structure, so that no seat plate is required and the number of members is reduced. This connection state is maintained by tightening the lock screw 5 with respect to the adjustment screw 4. Also, release the tightening of the lock screw 5 and adjust the adjustment screw 4.
By adjusting the amount of screwing of the runner main body 2 into the screw hole 24, the vertical connection position between the runner main body 2 and the connection block 3 is adjusted.

According to this embodiment, the axis 10 of the engaging portion a
And the axis 20 of the connecting position adjusting part b is non-coaxial and the axis 20 of the connecting position adjusting part b is aligned with the center of the runner body 2. Are distributed on both axes 10, 20, and the runner body 2
The eccentric load accompanying the opening and closing of the fin is eliminated. Therefore, it is not necessary to increase the strength of the runner body 2 and the connecting block 3 by making the connecting block 3 thicker.
The weight can be avoided, and the appearance can be prevented from lowering. Further, the hollow structure of the void 25 of the runner body 2, the connecting tube 26 and the connecting tube 36 of the connecting block 3 contribute to prevention of weight increase.

The cutout 28 provided in the connecting tube 26 of the runner body 2 makes it possible to considerably reduce the size and weight of the runner body 2 and the connecting block 3.
The notch 28 provides the connecting cylinder 26 with elasticity, and also contributes to absorption of a dimensional error of the engaging portion a.

Further, according to this embodiment, since the runner body 2 and the connecting block 3 are connected by two axes 10, 20, compared to the conventional case where they are connected by one axis, The connection posture is stable and the runner body 2,
Rattling between the connecting blocks 3 is prevented.

FIG. 4 shows an embodiment of a lower runner member for a cover folding door which is a lower mounting type of the runner member for the cover folding door according to the present invention.

In this embodiment, the hinge member 1 and the connecting block 3 which are formed in the above-mentioned vertically symmetrical shape are used as they are. In addition, since the runner body 2 does not receive the load of the folding door A, it is cut off as much as possible as compared with the embodiment of the upper folding runner member for the folding door, and is a dedicated member that is reduced in size and weight, and the traveling wheel 22 is omitted. In addition, only a guide wheel 23 dedicated to preventing lateral shake is provided.

Further, in this embodiment, the structure of the connection position adjusting section b is an automatic expansion / contraction structure. That is, a shaft 7 is used instead of the adjusting screw 4 in the embodiment of the upper runner member for the cover folding door, the shaft 7 is elastically urged upward by the coil spring 8, and the runner body 2 is pulled by the shaft 7 to the connecting block 3. Guide wheels 22 on the ceiling surface of rail C
Is always in contact. The counterbore 37 ′ of the connecting block 3 is also useful for mounting the coil spring 8.

According to this embodiment, the rotational power is
The same operation and effect as those of the above-described embodiment of the upper runner member for the folding door can be obtained, and the upper runner member can be used in a pair.

As described above, in addition to the illustrated embodiment, the connection tube 26 of the runner main body 2 and the connection tube 36 of the connection block 3 may be inverted inside or outside the fitting, or may be an oval tube other than the square tube. An embodiment having a fitting structure of the above is also possible.

Further, an embodiment in which the notch 28 provided in the connecting cylinder 26 of the runner body 2 is provided on the connecting block 3 side is also possible.

[0030]

As described above, the cover folding door runner member according to the present invention disperses the rotating power transmitted from the folding door or the like by disposing the engaging portion and the connection position adjusting portion non-coaxially. And the runner body and the connecting block can be prevented from having a thick structure, so that the runner body and the connecting block can be improved in turning resistance without increasing the size and weight and improve the appearance and appearance. There is an effect that can be.

Further, since the connecting position adjusting portion is provided separately from the engaging portion, the seat plate and the like are not required without the need for a cylinder removal structure.
This has the effect of reducing the number of members in the connection structure of the runner body and the connection block.

Further, the runner member and the connecting block
Since the shafts are connected by the shaft, there is an effect that the connection posture of the runner member and the connection block is stabilized and rattling is prevented.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing an embodiment of a runner member for a folding folding door according to the present invention in an attached and used state.

FIG. 2 is an exploded perspective view of a main part of FIG.

FIG. 3 is an enlarged sectional view taken along line XX of FIG. 1;

FIG. 4 is a cross-sectional view illustrating an embodiment used in a different place from FIGS.

FIG. 5 is a side view of a conventional example showing a partially cut state in a mounted and used state.

FIG. 6 is a front view of a main part of FIG. 5;

FIG. 7 is an exploded perspective view of a main part of FIGS. 5 and 6;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hinge member 2 Runner main body 26 Connection cylinder 28 Notch 3 Connection block 36 Connection cylinder 10, 20 Axis line A Folding door B Mounting frame C rail a Engagement part b Connection position adjustment part

──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Yoshio Kanemoto 2-11-5 Higashi-Nippori, Arakawa-ku, Tokyo Isogawa Sangyo Co., Ltd. (56) References Really open 4-62875 (JP, U) Really open Hei 3-78878 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) E05D 15/06-15/26 E06B 3/48

Claims (4)

(57) [Claims] 1. A hinge member fixed to the back of a folding door, a runner main body running on a rail, and a connecting block connecting the runner main body and the hinge member, the connecting block and the runner main body. Is a runner member for a folding folding door that is connected by an engaging portion slidable in the vertical direction and a connecting position adjusting portion capable of adjusting the connecting position in the vertical direction, wherein the engaging portion and the connecting position adjusting portion are non-coaxial. And a runner member for a folding folding door. 2. The runner member for a folding folding door according to claim 1, wherein the connecting position adjusting portion is disposed at the center of the runner body, and the engaging portion is disposed outside the connecting position adjusting portion. A cover runner member for folding doors. 3. The runner member for a folding folding door according to claim 1, wherein the connecting block has a substantially L-shape in plan view as a whole, and one of the L-shapes is provided with a connecting piece of a hinge member and the other is a runner body. Is provided,
A runner member for a folding folding door, wherein a connection position adjusting part is provided in the middle of the L-shape. 4. The runner member for a folding folding door according to claim 3, wherein the connecting position adjusting portion is screwed into a screw hole of the runner body by inserting an adjusting screw through a through hole provided in the connecting block. A runner member for folding doors.