JP3693160B2 - Support angle adjustment mechanism of foot side bottom in Gatch bed - Google Patents

Description

[0001]
[Technical field to which the invention belongs]
The present invention supports a foot bed with a simple operation while supporting a foot-side bottom in a gatch bed (a bed having a bottom-up and leg-lifting function) even if a bottom-mounting side rail is attached to the foot-side bottom. The present invention relates to a support angle adjusting mechanism for a foot-side bottom in a gatch bed that can adjust a support angle of a side bottom.
[0002]
[Prior art]
In recent years, there are many beds having a gatch function not only for hospitals but also for home beds. In addition, some of these gatch beds have a side rail attached directly to the bottom.
For example, the bed 1 shown in FIG. 5 has a side fence 4 attached to a foot bottom 3 that supports the foot side of the bottom 2. The side fence 4 is composed of, for example, pivotable legs 4a and 4a and a fence pipe 4b supported by the legs 4a and 4a, and the fence pipe 4b is protruded on the bottom or below the bottom. It is configured to hold in the stored state.
In this state, the foot bottom 3 supporting the side fence 4 is in a state where the end side is lifted away from the main frame 5 as shown in the figure at the time of the gatch (back raising and leg raising). A stay 6 is provided as a support, and is held by being held by a locking tool 7 that is provided on the main frame 5 side and can be adjusted in support position.
[0003]
[Problems to be solved by the invention]
However, if a load is applied to the fence pipe 4b of the side fence 4, the stay 6 may come off from the locking tool 7, and the side fence 4 will not be supported and will wobble. For this reason, the said side fence 4 may be damaged, a user cannot be supported, and it may fall down and be injured depending on the case.
The present invention has been proposed from the background as described above, and supports the foot-side bottom so that the foot-side bottom does not wobble even when the bottom-mounting side fence is attached to the foot-side bottom. It is an object of the present invention to provide a support angle adjusting mechanism for a foot-side bottom in a gatch bed capable of adjusting the support angle of the foot.
[0004]
[Means for Solving the Problems]
To solve the problems described above, in the present invention, in claim 1, in Gyatchibeddo, while attaching the stay proximal pivotably on the main frame side, the foot side via a support position adjusting means to stay distal end a structure for supporting the bottom, wherein the support position adjusting means, adjusting receiving the foot side bottom back side, to form a long hole along the bottom longitudinal direction and receiving movably said stay front end side in the elongated hole A member, an operation lever provided on the tip end of the stay, a stopper base disposed in the bottom longitudinal direction immediately below the operation lever, a plurality of adjustment fixing holes arranged on the stopper base, and the operation lever and a stopper protruding from the, was constructed with the engaged to one of the regulation fixing hole of the stopper base by biasing means stop in the operation lever Gyatchibe' To propose a support angle adjustment mechanism of the leg-side bottom in.
[0005]
According to the first aspect of the present invention , the stay distal end side is moved by the operation lever in the elongated hole of the adjustment receiving member, and the stopper of the operation lever is placed in one of the adjustment fixing holes arranged on the stopper base immediately below the operation lever. The supporting angle of the foot side bottom can be adjusted by locking with the urging means .
[0006]
DETAILED DESCRIPTION OF THE INVENTION
Next, a support angle adjusting mechanism for a foot-side bottom in a gatch bed according to the present invention will be described below with reference to the accompanying drawings.
FIG. 1 shows a foot side bottom 11 of the gatch bed 10, and a bottom mounting type side fence 4 is attached to the foot side bottom 11.
On the main frame 12, the foot side bottom 11 is a bottom of a split structure that is sequentially connected to a bottom (not shown) corresponding to the back, a waist bottom 13 corresponding to the waist, and a knee bottom 14 corresponding to the thigh. One of them is located near the footboard (not shown) of the gatch bed 10. The foot side bottom 11 is connected to the main frame 12 so that the support angle can be adjusted via a stay 15 whose base end side is rotatably attached and a support position adjusting means 16 connected to the distal end side of the stay 15. I support it.
[0007]
The side rail 4 has the same configuration as the side rail 4 attached to the foot bottom 3 in the above-mentioned gatch bed 1, and includes a lateral pipe 17 fitted into the foot side bottom 11 in the bottom width direction, and a knee bottom 14. A shaft (not shown) provided on the leg portions 4a, 4a is attached to the horizontal pipe 18 provided in the vicinity of the connecting portion from the side of the foot bottom 11 side.
[0008]
The stay 15 is a pair of crank-type support members and is connected to each other by lateral support shafts 15a and 15b (see FIG. 2). Among these, the lateral support shaft 15a for connecting the distal ends of the stays 15 to each other is attached to support position adjusting means 16 described later by bolts (described later) for connecting the stays 15 in an adjustable manner.
On the other hand, the base end side of the stay 15 is rotatably attached to a stay receiver 19 formed on the main frame 12 by a stepped bolt 20.
[0009]
The support position adjusting means 16 includes an adjustment receiving member 22 provided on each of the reinforcing frame 21 disposed on the both ends of the bottom width direction and the lateral pipe 17 disposed in the bottom width direction on the back surface of the foot bottom 11. And a stopper base 23.
[0010]
The adjustment receiving member 22 is disposed so as to face the reinforcing frame 21 in the bottom width direction, and has a long hole 24 oriented in the bottom longitudinal direction. A lateral support shaft 15 a that connects the distal ends of the stays 15 to each other is movably connected to the elongated holes 24 via stepped bolts 25.
[0011]
The stopper base 23 is fixed to the central portion of the horizontal pipe 17, and the longitudinal direction of the flat upper surface 23a is oriented in the bottom longitudinal direction. A plurality of adjustment fixing holes 26 are formed in the flat upper surface 23a at predetermined intervals.
A restraining lever 27 for restraining the stay 15 via the lateral support shaft 15a is provided above the stopper base 23 by selectively engaging with the adjustment fixing hole 26 in the flat upper surface 23a. ing.
[0012]
One end of the restraining lever 27 is welded to the lateral support shaft 15a between the stays 15, and the other end is bent toward the bottom lower side. A spring member 28 is provided near the other end side of the restraining lever 27.
The restraining lever 27 is fitted to the adjustment fixing hole 26 in the flat upper surface 23a of the stopper base 23 by the urging force of the spring member 28 near one end welded to the lateral support shaft 15a between the stays 15. A stopper 29 is projected.
[0013]
According to the foot-side bottom support angle adjusting mechanism in the gatch bed according to the present invention, the foot-side bottom 11 is supported by the stay 15 rotatably attached to the main frame 12 so as not to come off via the support position adjusting means 16. Therefore, since it can be held without wobbling in any adjustment state during the gatch operation, it does not give the user anxiety even when leaning against the fence pipe 4b of the attached side fence 4. Can be supported.
[0014]
Here, a procedure for adjusting the support angle of the foot side bottom 11 by operating the support position adjusting means 16 will be described.
As shown in FIG. 3, in the support position adjusting means 16, the stopper 29 in the restraining lever 27 is placed in one of the adjustment fixing holes 26 in the flat upper surface 23 a of the stopper base 23 before the adjustment operation. The stay 15 is locked by the urging force of the member 28, and the stay 15 is supported at a predetermined position of the elongated hole 24 in the adjustment receiving member 22 via the lateral support shaft 15a at the tip.
[0015]
Next, by grasping the restraining lever 27 against the urging force of the spring member 28, the stopper 29 is detached from the adjustment fixing hole 26 of the stopper base 23, and the lateral support shaft 15a on the distal end side of the stay 15 is removed. In the long hole 24 of the adjustment receiving member 22, it becomes a movable state. The restraint lever 27 moves the lateral support shaft 15a on the distal end side of the stay 15 along the elongated hole 24 to bring the lateral support shaft 15a to a desired position and release the hand from the restraint lever 27. Thus, the stopper 29 is locked to one of the adjustment fixing holes 26 by the biasing force of the spring member 28, and the stay 15 is supported at a predetermined position of the long hole 24 via the lateral support shaft 15a at the tip. be able to.
[0016]
【The invention's effect】
According to the present invention,
1. The wobbling of the side fence is reduced, and the side fence can be used with confidence as a handrail.
2. Since it can be operated with one hand, it is easy to operate.
3. Fine adjustment of the foot side bottom angle is possible.
[0017]
[Brief description of the drawings]
FIG. 1 is an explanatory side view showing an example of a support angle adjusting mechanism for a foot-side bottom in a gatch bed according to the present invention.
FIG. 2 is an explanatory perspective view showing a specific example for implementing the foot-side bottom support angle adjusting means shown in FIG. 1;
FIG. 3 is an explanatory side view for explaining the operation of the support position adjusting means.
FIG. 4 is an explanatory side view for explaining the operation of the support position adjusting means.
FIG. 5 is a side view of an essential part for explaining a support angle adjusting mechanism of a foot bottom in a conventional gatch bed.
[Explanation of symbols]
1 Bed 2 Bottom 3 Foot bottom 4 Side fence 4a Leg 4b Fence pipe 5 Main frame 6 Stay 7 Locking tool 10 Gatch bed 11 Foot side bottom 12 Main frame 13 Waist bottom 14 Knee bottom 15 Stays 15a, 15b Lateral support shaft 16 Support Position adjusting means 17, 18 Horizontal pipe 19 Stay bracket 20 Stepped bolt 21 Reinforcement frame 22 Adjustment receiving member 23 Stopper base 23a Upper surface 24 Long hole 25 Stepped bolt 26 Adjustment fixing hole 27 Restraint lever 28 Spring member 29 Stopper

Claims (1)

In the gatch bed, the base end side of the stay is rotatably attached to the main frame side, and the foot side bottom is supported on the tip end side of the stay via the support position adjusting means, and the support position adjusting means is configured to support the foot bottom bottom back surface. An elongated hole is formed on the side along the longitudinal direction of the bottom, and an adjustment receiving member that is movably received at the distal end side of the stay in the elongated hole, an operation lever provided on the distal end side of the stay, A stopper base arranged in the longitudinal direction of the bottom, a plurality of adjustment fixing holes arranged in the stopper base, and a stopper protruding from the operation lever, and biasing means for the stopper in the operation lever The support angle adjusting mechanism for the foot side bottom in the gatch bed, wherein the mechanism is configured to be engaged with any of the adjustment fixing holes of the stopper base .

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