JPH04819Y2 - - Google Patents

Description

[Detailed description of the invention] This invention raises the patient's back and moves the whole floor part along the side frame. This invention relates to a bed equipped with a floor moving mechanism capable of moving the bed to the side of the bed.

(Prior art) For example, for patients who are forced to live in bed for long periods of time, changing their body position, moving on the bed floor, and trying to move to another place is a great burden and pain. It is accompanied by

(Problem to be solved by the invention) For this purpose, the above-mentioned movements are performed with the help of a caregiver, but it cannot be denied that it is a great effort for the caregiver as well. The present invention has been made in view of this point.

(Means for Solving the Problems) In order to solve the above-mentioned problems, the present invention provides a truck that reciprocates along the longitudinal direction of the side frames between the side frames of the bed, and this truck has a backrest. The floor, the lumbar floor, and one of the divided foot floors are connected and attached in a flexible manner, and the back floor is equipped with a back raising drive unit that lifts up the back floor, and the side frame is equipped with the other foot floor. A lifting mechanism is provided to support the vertical movement of the
Furthermore, the waist bed is provided with a locking mechanism for holding the cart in a predetermined position.

Further, according to the present invention, grooves serving as guide paths for the cart are formed on mutually opposing surfaces of the side frames.

Further, in the present invention, one end of the locking mechanism is pivoted near a portion corresponding to the position of each side frame on the waist floor to support the locking member, and the other end is attached to the operating portion. The control levers are configured such that the control levers are connected to each other via an interlocking shaft so as to be interlockable.

Further, in the present invention, the side frame is provided with a locking hole that locks with the locking member.

(Function) According to the present invention, first, the caregiver or the like drives the back raising drive unit to lift up the back floor to raise and lower the patient on the floor, and then drives the lifting mechanism to raise and lower the divided foot floor. Lower the other. For this reason, by pushing the back floor pushed up by a caregiver, etc., the cart moves toward the foot floor along the longitudinal direction of the side frame, and one of the divided foot floors moves toward the end of the side frame. The patient then reaches the point where he or she is in a sitting position and is able to grab onto a handrail or the like and take a standing position.

(Example) Next, a bed equipped with a floor moving mechanism according to the present invention will be described below with reference to the attached drawings.

In FIG. 1, reference numeral 1 indicates a bed main body, and this bed main body 1 includes a side frame 2,
It has a head frame 3. The bed main body 1 also has a back floor 4, a lumbar floor 5, and foot floors 6, 7 formed in two parts, and the back floor 4, lumbar floor 5, and foot bed 6 formed in two parts are hinged. According to 8 and 9,
Connected by a hinge. On the other hand, of the two divided foot floors 6 and 7, the foot floor 7 located at the end 10 of the side frame 2 facing the head frame 3 of the bed main body 1 is the back floor 4, the lumbar floor 5 and It is not connected to the divided footbed 6 and is supported by a lifting mechanism 11. The back floor 4 and the lumbar floor 5
Mattresses 12, 13, 14, and 15 are attached to the footbeds 6, 7, which are formed into two parts, respectively. Reference numeral 16 indicates an operation switch for driving a drive section of the back bed 4, which will be described later.

Next, FIG. 2 shows an exploded view of the frame structure of the bed main body 1. The side frame 2 and the head frame 3 are each integrally hinged, and the side frames 3 have grooves 17a and 17b formed on opposing surfaces thereof to serve as guide paths for a truck, which will be described later. Further, the end portion 10 of the side frame 3 is bent at a predetermined angle in the direction of the leg portion 18. Further, a gas spring 19 is provided below the side frame 3 as a driving source for the lifting mechanism 11, and is connected to the lifting mechanism 11 provided near the leg portion 18 via a rod 20 serving as a driving force transmission means. . A control lever S for the gas spring 19 is provided.

The grooves 17a and 17b of the side frame 2
A cart 22, which is equipped with a back floor 4, a waist floor 5, and a back lifting drive unit 21 for pushing up the back floor 4, is installed via rollers 23, and a footbed 6 is also installed via rollers 24.

The back raising drive unit 21 is connected to a rotation shaft 25 attached to the cart 22, a support rod 26 for connecting to the back floor 4 in conjunction with the rotation shaft 25, and the rotation shaft 25. It is composed of a driving force transmission shaft 27 and a motor 28 serving as a driving source.

In the bed main body 1 having such a configuration, the side frame 2 is provided with locking holes 29a, 29b, 30a for locking the cart 22 in a predetermined position.
and 30b are drilled. Locking holes 29a, 29
On the other hand, the locking holes 30a,
30b is bored near the end 10 of the side frame 3.

Here, FIG. 3 shows a locking mechanism 31 for locking the cart 22 in a predetermined position. This locking mechanism 31 is connected to a support portion 3 provided at the center of the lumbar floor 5.
2, and operating levers 35, 36 connected to the interlocking shafts 33, 34. The operating levers 35 and 36 have one end protruding from the waist floor 5, the other end attached to the waist floor 5, and the locking holes 29a, 29b, 30a and 30b formed approximately in the middle. Stopper pin members 35 and 36 are provided for locking. The stopper pin members 35, 36 are provided with spring members that always urge the operating levers 35, 36 toward the side frame 2.

The bed equipped with the floor moving mechanism according to the present invention is constructed as described above, and its operation will be explained next.

As shown in FIG. 4, when a caregiver or the like raises or lowers a patient from a sleeping state, the caregiver or the like first operates the operation switch 16 for driving the back raising drive section 21.
operate. As a result, the motor 28, which is the drive source of the back raising drive unit 21, is driven, and the driving force transmission shaft 27 is retracted toward the motor 28. Power is transmitted to the back floor 4
is pushed up. Next, the operating lever S of the gas spring 19 is operated to lower the footbed 7 located at the end 10 of the side frame 2, and the rod 2 is lowered.
0 is retracted and the elevating mechanism 11 is driven. here,
Operation levers 35 and 36 of the locking mechanism 31 of the trolley 22
the locking holes 29a, 2 of the side frame 2.
9b and the stopper pin members 35, 36 are released. In this case, since the operating levers 35 and 36 are connected by the interlocking shafts 33 and 34, it is sufficient to operate either one of the operating levers 35 and 36. As a result, the truck 22 is able to reciprocate on the grooves 17a and 17b, which are the guide paths of the side frame 2. Then, as shown in Figure 5, the caregiver, etc.
By pressing , the cart 22 moves toward the end 10 along the longitudinal direction of the side frame 2, and the divided footbed 6 reaches the end of the side frame 2. In this case, the end portion 1 of the side frame 2
0 is bent at a predetermined angle in the direction of the leg portion 18, so that the divided footbed 6 has rollers 24 in the grooves 17a and 17 of the end portion 10 of the side frame 2.
b, the patient is displaced downward around the hinge 9 that connects the lumbar floor 5 and the foot floor 6, and hangs down, allowing the patient to place his or her feet on the floor from the lumbar floor 5, allowing the patient to sit up. You will be able to hang onto a handrail and take a standing position. At this time, the stopper pin members 35 and 36 of the locking mechanism 31 close the locking hole 30 with spring force.
Since it is locked to a and 30b, the trolley 22 is in a held state.

When returning the patient to the bed, the operating procedure described above can be reversed.

Although one embodiment of the present invention has been described above, the motor 28, which is the drive source of the back raising drive section 21, may be replaced with another drive source. Further, the gas spring 19 as the drive source of the lifting mechanism 11 can also be replaced.

(Effects of the invention) According to the invention, the caregiver drives the back raising drive unit to lift up the back floor to raise and lower the patient on the floor, and drives the lifting mechanism to raise and lower the divided foot floor. By lowering the other side and pushing the raised back floor, the patient can be moved toward the footbed, and the patient can be brought from a sitting position to a position where he or she can grab onto a handrail or the like and take a standing position. Therefore, the effort of changing and moving the patient's body position becomes unnecessary, and it becomes possible to eliminate the heavy burden and pain placed on the caregiver and the patient. As described above, the patient can assume a standing posture without feeling burden or pain, and this also has the effect of encouraging the patient to take the initiative in performing functional recovery training, that is, standing and walking training.

[Brief explanation of the drawing]

1 is an overall perspective view showing an embodiment of a bed equipped with a floor moving mechanism according to the present invention; FIG. 2 is an exploded perspective view of the bed moving mechanism shown in FIG. 1;
FIG. 3 is an explanatory diagram of the floor locking mechanism of the floor moving mechanism shown in FIG. 2, and FIGS. 4 and 5 are explanatory diagrams of the operation of the bed equipped with the floor moving mechanism according to the present invention. It is. 1...Bed body, 2...Side frame, 3
...head frame, 4...back floor, 5...hip floor,
6, 7... Foot floor, 10... End, 11... Lifting mechanism, 17a, 17b... Concave groove, 19... Gas spring, 20... Rod, 21... Back raising drive unit, 22... Trolley, 23, 24...Roller, 25
... Rotation shaft, 26 ... Support rod, 27 ... Driving force transmission shaft, 28 ... Motor, 29a, 29b, 30
a, 30b...Latching hole, 31...Latching mechanism, 3
3, 34... Interlocking shaft, 35, 36... Operation lever, 37, 38... Stopper pin member.

Claims (1)

[Claims for Utility Model Registration] (1) A trolley that reciprocates along the longitudinal direction of the side frames is provided between the side frames of the bed,
A back floor, a lumbar floor, and one of the divided foot floors are attached to the trolley in a flexible manner, and a back lifting drive unit for pushing up the back floor is attached to the back floor. , a floor section characterized in that an elevating mechanism is provided for supporting the other of the footbeds so as to move up and down, and the lumbar floor is further provided with a locking mechanism for holding the cart in a predetermined position. A bed with a moving mechanism. (2) A bed equipped with a floor moving mechanism, characterized in that a groove serving as a guide path for the truck is formed on the mutually opposing surfaces of the side frames according to claim 1. (3) The locking mechanism provided on the lumbar floor according to claim 1 is pivoted at one end of the lumbar floor near a portion corresponding to the position of each side frame to support the locking member; What is claimed is: 1. A bed equipped with a floor moving mechanism, characterized in that the other end is an operating lever as an operating section, and each operating lever is configured to be interlockably connected via an interlocking shaft. (4) The side frame according to claims 1 and 3,
A bed equipped with a floor moving mechanism, characterized in that a locking hole is provided to lock the locking member.