JPH0446750Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a door opening/closing mechanism for a bedhead placed on a bedside.

(Prior Art) Conventionally, in hospitals, a bedside table with a storage room has been placed next to the bed in order to store the daily necessities of bed-dwellers, home appliances such as televisions, and other items. , is being utilized.

(Problem to be solved by the invention) By the way, depending on the arrangement of the bed, the door of the storage room of the bedside table may be difficult to use, and the door opening/closing mechanism may be either left-handed or right-handed. need to be selected. Therefore, in one hospital room, it was necessary to provide a bedside table with a door opening/closing mechanism for opening to the left and opening to the right, which was sometimes wasteful. The present invention has been made in view of this point, and an object of the present invention is to provide a door opening/closing mechanism for a bedhead that can selectively open to the left or right.

(Means for Solving the Problems) In order to solve the above-mentioned problems, the present invention provides a storage room having a door installed on a bedside table placed beside the bed, in which a corner of the opening of the storage room is installed. A shaft member is provided protruding near the door, operating levers are arranged on both sides of the outer surface of the door, and rotating shafts extending to the upper and lower ends of the door are attached to these operating levers via spring members. A rotating arm is provided vertically on the rotating shaft near the upper and lower ends of the door, and a locking hole is bored in the rotating arm at a position distant from the mounting position of the rotating shaft, so that the locking hole is formed on both sides of the door. A sliding rod is locked between the locking holes of the rotating arm, a step is formed in the middle part of the sliding rod, and a step part is formed at the upper end of the door at a position corresponding to the middle part of the sliding rod, A stopper is provided that locks on the stepped portion of the slide rod to prevent movement of the slide rod, and a stopper receiver for locking the stopper is provided at an upper intermediate portion of the opening of the storage chamber, and the door is closed. Recesses are formed near both sides of the upper and lower ends, and the shaft member is locked in the recesses so that the shaft member is restrained by both ends of the slide rod, and either one of the operating levers on the both sides by operating the slide rod against the elastic force of the spring member through the rotating shaft to detach the shaft member from the recess and lock the stopper to the stepped portion of the slide rod; The other shaft member is used as an opening/closing center shaft for opening and closing.

(Function) According to the present invention, the door can be opened and closed either to the left or to the right.

That is, by operating either one of the operating levers on both sides, the slide rod is actuated via the rotating shaft against the elastic force of the spring member, and the shaft member is removed from the recess and the stopper is moved. This is achieved by locking the slide rod to the stepped portion of the slide rod and opening and closing using the other shaft member as the center axis for opening and closing.

Furthermore, in order to open the door in the opposite direction, a reverse operating lever may be operated.

In this way, you can freely select the door that is easier to use, which makes it easier to use, and there is no need to provide a bedhead for opening to the left or opening to the right, eliminating wasted equipment. .

(Example) Next, a door opening/closing mechanism for a bedhead according to the present invention will be described below by giving one example and referring to the attached drawings.

In FIGS. 1a and 1b, reference numeral 1 indicates a bedside table placed beside the bed, and this bedside table 1
A door 3 of a storage room 2 is provided for storing various daily necessities.

In the storage chamber 2, a shaft member 4 is provided protrudingly near the corner of the opening of the storage chamber 2.

The door 3 is provided with a door opening/closing mechanism 5 that can be opened in both directions. As shown in FIG. 2, this door opening/closing mechanism 5 includes operating levers 6 disposed at the middle of both sides of the outer surface of the door 3, and these operating levers 6.
A rotating shaft 8 is attached to the upper and lower ends of the door 3 via a torsion spring 7, and this rotating shaft 8
a rotating arm 9 attached vertically to the door 3;
A position corresponding to the upper and lower slide rods 10a and 10b that are spanned and locked between the rotating arms 9 at the upper and lower ends of the door 3, and the intermediate portion of the upper slide rod 10a at the upper end of the door 3. A stopper 11 is provided to prevent the movement of the upper slide rod 10a and the lower slide rod 10b, and the stopper 11 is provided at an upper intermediate portion of the opening of the storage chamber.
It consists essentially of a stopper receiver 12 for locking.

The rotating arm 9 attached to the rotating shaft 8 has a third
As shown in the figure, a locking hole 13 is bored at a position distant from the rotation shaft 8, and an upper slide rod 10a and a lower slide rod 10b are inserted into this locking hole 13.
are interlocked via the protruding piece 14 in a freely interlocking manner. The upper slide rod 10a is a rod-shaped body having a constant diameter, and has a stepped portion 15 formed at the center with a smaller diameter than the diameter of the rod-shaped body on both sides of a portion of a predetermined length.
have. Further, both sides of the upper slide rod 10a and the lower slide rod 10b are tapered.

On the other hand, at the upper end and lower end of the door 3,
An upper cover 16a and a lower cover 16b are provided to surround the upper slide rod 10a and the lower slide rod 10b, and a stopper 11 is pivotally attached to the upper cover 16a. The stopper 11 is a rectangular plate member bent into an L shape, and its width is approximately the same as the length of the stepped portion 15.

Further, near both ends of the upper cover 16a and lower cover 16b of the door 3, the shaft member 4 is provided.
A recess 17 for locking is formed.

The door opening/closing mechanism 5 allows the door 3 to lock the shaft member 4 in the recess 17 and restrain the shaft member 4 in the recess 17 by both ends of the upper slide rod 10a and the lower slide rod 10b. Then, operate either one of the operating levers 6 on both sides of the door 3 to release the torsion spring 7.
, the upper slide rod 10a and the lower slide rod 10b are moved in conjunction with each other via the rotation shaft 8 to remove the shaft member 4 from the recess 17 and move the stopper 11 to the stepped portion of the upper slide rod 10a. 1
5, and the other shaft member 4 is used as an opening/closing center shaft for opening and closing.

According to the door opening/closing mechanism 1 for the bedhead as described above, the door 3 can be opened and closed either to the left or to the right.

That is, in order to open the door 3 to the left, the left side of the operating levers 6 on both sides is operated against the elastic force of the torsion spring 7 (Fig. 4a, (See Figure 4b). The rotation shaft 8 rotates, and the upper slide rod 10a and the lower slide rod 10b are interlocked so that one of the shaft members 4 is moved into the recess 1.
7 (see Figure 4c). At this time, the stopper 11 is detached from the stopper receiver 12 and is engaged with the stepped portion 15 of the upper slide lever 10a (see FIG. 4d), so that the upper slide lever 10a is in a locked state. Here, the other shaft member 4 is restrained by the upper slide rod 10a and the lower slide rod 10b in the recess 17, and opening and closing of the other shaft member 4 is achieved by using this other shaft member 4 as an opening/closing central axis. When closing the door 3, push the door 3 into the storage chamber opening while grasping the operating lever 6. The stopper 11 is disengaged from the stepped portion 15 of the upper slide rod 10a and is engaged with a stopper receiver 12 at the upper intermediate portion of the opening of the storage chamber. As a result, the lock state of the upper slide rod 10a is released, and the rotation shaft 8 and the rotation arm 9 are rotated by the elastic force of the torsion spring 7, so that the operating lever 6, the upper slide rod 10a, and the lower The slide rod 10b is
It moves back, and one of the shaft members 4 is restrained in the recess 17. In order to open the door 3 in the opposite direction to that described above, the right operating lever 6 may be operated (see FIG. 4e).

In this way, the door 3 can be freely opened and closed in a direction that is convenient for use, making it easy to use.As a result, there is no need to provide a bedhead exclusively for opening to the left or opening to the right, eliminating waste of equipment. I can do it.

(Effects of the invention) According to the invention, the door can be opened and closed in a way that is convenient for use.

There is no need to provide a door opening/closing mechanism for the bedhead exclusively for opening to the right or opening to the left, and waste of equipment can be eliminated.

[Brief explanation of drawings]

Figures 1a and 1b are overall perspective views showing one embodiment of a door opening/closing mechanism for a bedhead according to the present invention,
3 is an exploded perspective explanatory view of the door opening and closing mechanism in the bedhead according to the present invention; FIGS. Figure e is a diagram illustrating the operation of the door opening/closing mechanism in the bedhead according to the present invention. 1...Bedroom, 2...Storage room, 3...Door, 4
... Shaft member, 5 ... Door opening/closing mechanism, 6 ... Operation lever, 7 ... Torsion spring, 8 ... Rotating shaft, 9 ...
Rotating arm, 10a... Upper slide rod, 10b...
Lower slide rod, 11... Stopper, 12... Stopper receiver, 13... Locking hole, 14... Projection piece,
15...Danbe.

Claims (1)

[Scope of utility model registration request] In a storage room having a door installed on a bedside table placed beside the bed, a shaft member is provided protruding near the corner of the storage room opening, and operating levers are provided on both sides of the outer surface of the door. Rotating shafts extending to the upper and lower ends of the door are attached to these operating levers via spring members, and vertically rotating arms are provided on the rotating shafts near the upper and lower ends of these doors. On the moving arm,
A locking hole is formed at a position apart from the mounting position of the rotation shaft, and a slide rod is locked between the locking holes of the rotation arm on both sides of the door, and a middle portion of the slide rod is provided with a locking hole. A stopper is provided at a position corresponding to the middle part of the sliding rod at the upper end of the door to lock onto the stepped portion of the sliding rod to prevent movement of the sliding rod. A stopper receptacle for locking the stopper is provided at the upper middle part of the chamber opening, recesses are formed near both sides of the upper and lower ends of the door, and the shaft member is locked in the recesses to lock the slide rod. The shaft member is restrained by both ends of the shaft member, and by operating either of the operating levers on both sides, the slide rod is interlocked via the rotation shaft against the elastic force of the spring member. The door opening/closing in a bedhead is characterized in that the shaft member is removed from the recessed portion and the stopper is engaged with the stepped portion of the slide rod, so that the other shaft member is used as the center shaft for opening and closing the door. mechanism.