JP4393057B2 - Door device in cabinet - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a telescopic door device provided at an opening of a cabinet.
[0002]
[Prior art]
As the door provided in the opening of the cabinet, there is a door in which a plurality of doors are arranged differently in the front and back, and they are slid sideways to open and close the opening of the cabinet (for example, Patent Document 1). reference).
[0003]
Also, the side ends of a large number of small doors (plates) are connected to each other so as to be rotatable and foldable, and can be opened and closed by expanding and contracting at the opening of the cabinet. Yes (see, for example, Patent Document 2).
[0004]
[Patent Document 1]
Japanese Patent No. 2893378 [Patent Document 2]
Japanese Utility Model Publication No. 7-34600 [0005]
[Problems to be solved by the invention]
When the door described in Patent Document 1 described above is opened, a plurality of doors overlap in the front-rear direction and the front and rear thicknesses increase, so that the storage space in the cabinet is reduced.
Moreover, since the opening part of a cabinet cannot be opened large, there also exists a problem that a list cannot be found.
[0006]
Even in the door described in the latter patent document 2, when the door is moved to the side and opened, each small door is folded inward of the cabinet, so that the door does not interfere with the stored articles. It is necessary to reduce the depth dimension in the cabinet by the folding size of the small door, and therefore the amount of articles stored is reduced.
[0007]
The present invention has been made in view of the above problems, and provides a door device in a cabinet which has a high listability of stored items and can prevent a storage space from being reduced when the door is opened. The purpose is that.
[0008]
[Means for Solving the Problems]
According to the present invention, the above problem is solved as follows.
(1) By connecting the upper and lower side end portions adjacent to each other in a plurality of small doors arranged side by side in the left-right direction with a connecting material having two pivots facing in the vertical direction, A telescopic door having a size capable of covering the front opening is formed, and the upper and lower connecting members of the small door in the telescopic door are arranged on a pair of upper and lower guide rails provided in the opening of the cabinet every other door. A substantially downward U-shaped cross-section having a roller that engages movably in the left-right direction and rotates about an axis facing the front-rear direction pivotally attached to the upper end of every other connecting member, and has an inward piece at the lower end in the upper part of the guide rail forming the fits rollable and suspended支状in the lateral direction and the other coupling member not engaged with the guide rail, connecting member engaged with the guide rail To be positioned more forward than Ri, the extendable door, folded in front of the cabinet so as to be open door, and the other coupling member not engaged with the guide rail, whereby between the linked small doors, the telescopic door when closed, Ru provided a stopper for restricting the maximum rotation amount of the small doors adjacent to each other in a slightly smaller angle than 180 °.
[0009]
( 2 ) In the above item ( 1 ), when the telescopic door is closed at the appropriate position of the member located behind the telescopic door, the rear end of the other connecting material not engaged with the guide rail comes into contact. A stopper is provided for restricting the maximum rotation amount of the small door to an angle smaller than 180 °.
[0010]
( 3 ) In the above item (1) or (2) , the inner end of the handle member is pivotally attached to the left and right ends of the telescopic door, and the upper and lower ends of the handle member are horizontally attached to the upper and lower guide members. Engage in a movable manner.
[0011]
( 4 ) In the above item ( 3 ), a pair of upper and lower sliders facing left and right are provided on the rear surfaces of the left and right handle members, and both sliders are projected vertically on the rear surfaces of the upper and lower guide rails. It is slidably fitted between the pair of guide pieces.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view showing a cabinet (1) to which the present invention is applied with the door closed, and FIG. 2 is a perspective view of the cabinet with the door fully opened.
[0013]
Between the upper and lower ends of the front end opening of the cabinet (1), that is, between a pair of upper and lower guide rails (2) and (2) mounted oppositely on the front end lower surface of the top plate (1a) and the front end surface of the bottom plate (1b) The accordion-shaped telescopic door (3) is provided so as to be movable in the left-right direction.
[0014]
The upper and lower guide rails (2) have a downward U-shaped and an upward U-shaped cross section, respectively, and a pair of front and rear inward pieces (2a) (2a) are connected to each other so as to face each other. Thus, a slit-shaped guide groove (4) facing in the left-right direction is formed between the opposed ends.
In addition, as shown in FIG. 3, a stopper piece (2b) is provided on the rear end of the opposing surface of the upper and lower guide rails (2) so as to protrude across the entire length in the left-right direction. 2) On the rear surface, a pair of upper and lower guide pieces (2c) (2c) protrudes rearward.
[0015]
As shown in the exploded perspective view of FIG. 4 (the upper and lower parts are the same, the lower side is omitted), the left and right ends of the extendable door (3) are substantially in plan view toward the rear (left front in FIG. 4). A large number of narrow doors (5) bent in an L-shape, and a front cap (6a) and a rear cap (6b), the lower half of which is press-fitted to the upper and lower opening ends thereof A cap member (6) having a two-divided structure, and connecting members (7) and (8) having different shapes for connecting the side end portions of both cap members (6) adjacent in the left-right direction so as to be rotatable. A handle member (9) connected to the side ends of the upper and lower cap members (6) at the left and right ends, and a guide cap member (9a) attached to the upper and lower ends of the handle member (9) are provided.
[0016]
Synthetic resin sliders (10) that can be slidably fitted to the guide pieces (2c) of the upper and lower guide rails (2) are inwardly directed at the upper and lower ends of the rear surface of the left and right handle members (9). A pair of guide fittings (11) having an L-shape in front view (the upper one is an inverted L-shape) attached to the front surface of the piece (11a) is fixed by screws (12).
On the inner lower end edge of the inwardly facing piece (11a) in the upper guide metal fitting (11), an engaging piece (13) that can engage and disengage a lock lever (not shown) projects backward.
[0017]
When the front and rear caps (6a) and (6b) are abutted and integrated with the paragraph surfaces (6c) formed on both side ends of each cap member (6), the cap member (6) is formed. A shaft hole (14) and a diameter-expanded hole (15) facing in the vertical direction are formed in a continuous manner, and the shaft hole (14) and diameter-expanded hole (15) on the outer side of the cap member (6) located at both left and right ends. The guide cap member (9a) includes a pivot (16) and a diameter-expanding shaft (17) projecting from the lower surface of the inwardly connecting piece (9b) of the guide cap member (9a), and a shaft hole (6) of the cap member (6) adjacent to each other. 14) and the enlarged diameter hole (15) are provided with two left and right pivots (16) and an enlarged diameter shaft (17) projecting from the lower surface of the connecting material (7) and (8), respectively. It is fitted so that it can rotate.
[0018]
The connecting members (7) and (8) are alternately attached to the opposite end portions of the adjacent cap members (6).
[0019]
As a result, the opposite end portions of the adjacent small doors (5) at the upper and lower ends, and the outermost small door (5) and the opposite end portions at the upper and lower ends of the handle member (9) are pivoted around the pivot (16). It is connected so that it can rotate.
[0020]
One of the connecting members (7) has a generally triangular shape in plan view, and a notch recess (7a) (7a) as a stopper is formed on both the left and right sides of the front end surface. The notch recess (7a) When the connecting member (7) is placed on the paragraph surface (6c) of the cap members (6) adjacent to each other, it can come into contact with the stopper portions (6d) formed at the front end portions of the cap members (6). It has become.
Further, a stopper surface (7b) capable of contacting the front surface of the stopper piece (2b) of the upper and lower guide rails (2) is also formed at the rear end of the connecting member (7).
[0021]
That is, the telescopic door (3) is closed from the opened state, and the adjacent small door (5) is rotated forward by an angle slightly smaller than 180 ° around the pivot (16) (16) of the connecting member (7). When this is done, the stopper part (6d) of both cap members (6) contacts the notch recess (7a) of the connecting member (7), and the stopper surface (7b) contacts the stopper piece (2b) of the guide rail (2). The contact and further rotation are restricted.
[0022]
The planar shape of the other connecting member (8) is substantially oval, and a pair of front and rear rollers (about a front and rear roller rotating around the front and rear direction) are provided on the upper support piece (18) protruding from the upper surface. 19) (19) is pivotally supported.
[0023]
In addition, left and right two upward support pieces (18) and (18) projecting on the upper surfaces of the left and right guide cap members (9a) are also provided with a pair of front and rear rollers that rotate about an axis directed in the front-rear direction ( 19) (19) is pivotally supported.
[0024]
As shown in FIG. 3, the rollers (19) of the connecting member (8) and the guide cap member (9a) are accommodated in the upper guide rail (2), and the inwardly facing pieces (2a) (2a) By rolling in the left-right direction along the upper surface, the telescopic door (3) can be opened and closed while being suspended from the guide rail (2).
[0025]
In addition, as shown in FIG. 3, the slider (10) of the guide fitting (11) attached to the rear surface of the handle member (9) has a horizontal direction between the guide pieces (2c) on the rear surface of the upper and lower guide rails (2). It is slidably fitted to.
[0026]
As shown in FIG. 3, the lower surface of the connecting member (8) that connects the adjacent lower cap members (6) to each other on the lower side facing the connecting member (8) is provided with a roller (19). Instead, the enlarged diameter guide piece (20) protrudes downward, and this enlarged diameter guide piece (20) slides in the left and right direction through the guide groove (4) in the lower guide rail (2). It is movably fitted.
[0027]
Although not shown, the lower surface of the guide cap member (9a) below the handle member (9) can slide in the left and right directions in the lower guide rail (2) instead of the roller (19). A large-diameter guide piece projects.
As a result, the telescopic door (3) is stably opened and closed while its lower end is guided by the lower guide rail (2).
[0028]
When the telescopic door (3) is closed, the telescopic door (3) is adsorbed on the inner surface of the side plate (1c) of the cabinet (1) at the middle part in the vertical direction on the inner surface of the left and right handle members (9). A catch member (21) with a magnet for holding the door closed is attached.
[0029]
In the above embodiment, in order to open the telescopic door (3) from the closed state shown in FIG. 5 (showing a plan view of only the telescopic door), for example, to the right, the left handle member (9) is manually operated. And push the entire telescopic door (3) to the right.
Then, when the catch member (21) with the magnet on the left side is separated from the side plate (1c), the telescopic door (3) moves to the right along the upper and lower guide rails (2). Accordingly, one end of each small door (5) connected by the connecting material (7) moves forward together with the connecting material (7), and each small door connected by the connecting material (8). Since the other end of the door (5) is prevented from moving in the front-rear direction by the upper guide rail (2), as shown in FIG. 6, each small door (5) protrudes forward of the cabinet. In this manner, the left side of the cabinet (1) is largely opened (see FIG. 2).
[0030]
If you hold the handle (9) on the right side of the openable telescopic door (3) and push it to the left, you can move the telescopic door (3) to the left with the entire door open. You can also. Accordingly, articles can be easily put in and out of the cabinet behind the telescopic door (3).
At this time, the slider (10) of the guide fitting (11) attached to the rear surfaces of the left and right grip members (9) is guided and slid by the guide pieces (2c) on the rear surfaces of the upper and lower guide rails (2). The telescopic door (3) is prevented from tilting and can be moved stably in an open state.
[0031]
When the telescopic door (3) is closed from the open state of FIG. 6, the small doors (5) are rotated outwardly around the pivoting portions of the connecting members (7) and (8). As shown in FIG. 3, the connecting member (7) is substantially straight when viewed from the front, and the front surface of the cabinet (1) is closed.
[0032]
At this time, the stopper portions (6d) of the adjacent small doors (5) connected by the connecting material (7) are notched recesses (7a) of the connecting material (7) and the stopper surface of the connecting material (7). (7b) abuts on the stopper piece (2b) of the guide rail (2), respectively, so that the maximum amount of rotation of both small doors (5) is restricted to an angle slightly smaller than 180 °. Therefore, as shown in FIG. 6, when one pivotal portion of both small doors (5) is located slightly forward, the adjacent small door (5) is inclined slightly rearward about the pivotal portion, When the telescopic door (3) is opened, each small door (5) is smoothly folded forward.
[0033]
As described above, in the door device of the above embodiment, the telescopic door (3) is opened while its small doors (5) are folded forward of the cabinet (1), so that the depth within the cabinet (1) is increased. The storage space can be increased by increasing the size.
[0034]
In addition, the telescopic door (3) can be greatly opened in both the left and right directions, and can be moved in the left and right directions even when the door is open, so that the list of the items stored in the cabinet (1) is improved.
[0035]
【The invention's effect】
According to the first aspect of the present invention, since each small door in the telescopic door is folded so as to protrude forward of the cabinet, the depth dimension in the cabinet becomes large and the storage space can be increased.
Further, at the time of opening and closing the telescopic doors, or in contact with the housing of the cabinet, the front-rear direction which is pivotally connected to an upper end portion of the connecting member of each every other name rather and be or disturbed and out of the article Since the roller that rotates about the axis facing the roller is rollable in the left-right direction and is fitted in a suspended manner in the upper guide rail, the telescopic door can be opened and closed smoothly and silently .
Furthermore, since the adjacent small doors are connected by one connecting material, the work efficiency when assembling the telescopic door is improved.
A stopper that regulates the maximum amount of rotation between adjacent small doors to an angle slightly smaller than 180 ° is provided, so that when the telescopic door is closed, the small doors that are not engaged with the guide rails are pivotally attached. The portion is surely stopped slightly in front of the pivoting portion engaged with the guide rail, and when the telescopic door is opened, each small door is folded while smoothly moving forward.
[0036]
According to the second aspect of the present invention, in addition to the effect of the first aspect , the connecting member abuts against a stopper provided on the rear member of the telescopic door, and the member receives the pressing load from the front directly. Therefore, the telescopic door is prevented from being bent backward, and the strength is also advantageous.
[0037]
According to the invention of claim 3 , the telescopic door can be easily opened in either the left or right direction, and can be moved left and right while being opened, so that the list of stored items in the cabinet is improved, In addition, it is easy to put in and out the article.
Further, since the handle member does not rotate but only moves along the guide member, the telescopic door can be opened and closed smoothly, and the telescopic door in the opened state can be moved stably in the left-right direction. it can.
[0038]
According to invention of Claim 4, the inclination at the time of moving to the left-right direction in the state which opened the expansion-contraction door is prevented, and it can be moved to the left-right direction more stably.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a cabinet to which the present invention is applied with a door closed.
FIG. 2 is a perspective view showing a state where the door is opened.
FIG. 3 is an enlarged longitudinal sectional side view taken along line III-III in FIG. 2;
FIG. 4 is an exploded perspective view showing a structure of a connecting portion between upper end portions of a small door.
FIG. 5 is a plan view when the telescopic door is closed.
FIG. 6 is also a plan view when opened.
[Explanation of symbols]
(1) Cabinet
(1a) Top plate
(1b) Bottom plate
(1c) Side plate
(2) Guide rail
(2a) Inward facing piece
(2b) Stopper piece
(2c) Guide piece
(3) Telescopic door
(4) Guide groove
(5) Small door
(6) Cap member
(6a) Front cap
(6b) Rear cap
(6c) Paragraph
(6d) Stopper
(7) (8) Connecting material
(7a) Notch recess (stopper)
(7b) Stopper surface
(9) Handle member
(9a) Guide cap member
(9b) Inward connecting piece
(10) Slider
(11) Guide bracket
(11a) Inward facing piece
(12) Screw
(13) Engagement piece
(14) Shaft hole
(15) Expanded hole
(16) Axis
(17) Expanded shaft
(18) Upward support piece
(19) Roller
(20) Diameter expansion guide piece
(21) Catch member with magnet

Claims (4)

The front opening of the cabinet is formed by pivotally connecting the upper and lower side ends adjacent to each other in a plurality of small doors arranged side by side with a connecting member having two pivots facing in the vertical direction. forming a telescopic door size can cover of a coupling member of the upper and lower said small door in said telescopic door, the pair of upper and lower guide rails provided in the opening of the cabinet per every other in the lateral direction A roller that engages in a movable manner and rotates about an axis directed in the front-rear direction pivotally attached to the upper end of every other connecting member, and has a substantially downward U-shaped cross section having an inward piece at the lower end. In the upper guide rail, the other connecting material that can roll in the left-right direction and fit in a suspended support shape and is not engaged with the guide rail is forward of the connecting material engaged with the guide rail. By positioning The extendable door, folded in front of the cabinet so as to be door-opening, the guide rail engaged have not other connecting member, between the thereby concatenated small door, closed expansion door A door device in a cabinet, characterized in that a stopper is provided for restricting the maximum amount of rotation between adjacent small doors to an angle slightly smaller than 180 ° . When the telescopic door is closed at the appropriate position of the member located behind the telescopic door, the rear end of another connecting material that is not engaged with the guide rail comes into contact, so that the maximum amount of rotation of the small door can be increased from 180 °. door apparatus in the cabinet according to claim 1 wherein comprising providing a stopper for restricting the angle is small. The cabinet according to claim 1 or 2 , wherein inner ends of the handle member are pivotally attached to the left and right ends of the telescopic door, and the upper and lower ends of the handle member are engaged with the upper and lower guide members so as to be movable in the left-right direction. Door device. A pair of upper and lower sliders facing left and right are provided on the rear surfaces of the left and right handle members, and both sliders are slidable between a pair of upper and lower guide pieces facing the left and right directions protruding from the rear surfaces of the upper and lower guide rails. The door apparatus in the cabinet of Claim 3 formed by fitting.

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