JPH0829123B2 - bed - Google Patents

Description

Detailed Description of the Invention

[0001]

In order to solve the above-mentioned problems, the present invention provides a bed in which the bottom on the base frame is divided into a back bottom, a waist bottom, a knee bottom and a leg bottom. While providing a support assisting member at the distal end portion, at a portion corresponding to the leg bottom of the base frame, a receiver having a plurality of engaging portions for engaging the support assisting member is provided, and at least the knee bottom in the bed longitudinal direction. It is characterized in that a movable adjustable bottom is provided at the end. In the above-mentioned configuration, a movable frame that is capable of expanding and contracting in the longitudinal direction is provided at a portion corresponding to the leg bottom of the base frame, and a receiver for locking the support assisting member is provided on the movable frame. is there.

[0002]

2. Description of the Related Art Most of recent beds have a structure for raising a back and a mechanism for raising a leg, and a bed divided into a back bottom, a knee bottom and a leg bottom is undulated. By the way, it is important to set the length of the back bottom, the knee bottom, and the leg bottom in the longitudinal direction of the bed, and it is ideal that the knee joint of the patient and the joint between the knee bottom and the leg bottom are matched. is there. This is because if they do not conform, raising the back or raising the legs may cause a floor slip or slip.

[0003]

However, since the lengths in the longitudinal direction of the back bottom, knee bottom, and leg bottom that match are different depending on the physique of the patient, it is necessary to adapt the patient's body to the undulations of the bed bottom. Had to make a compromise to some extent by adjusting with various auxiliary equipment and preparing beds with different standards. The present invention has been made to solve such a problem, and the knee bottom and leg bottom lengths are adjustable so that the joint between the knee bottom and the leg bottom is aligned with the knee joint of the patient. The purpose is to provide a comfortable bed regardless of the physique.

[0004]

In order to solve the above-mentioned problems, the present invention provides a bed in which the bottom on the base frame is divided into a back bottom, a waist bottom, a knee bottom and a leg bottom. While providing a support assisting member at the distal end portion, at a portion corresponding to the leg bottom of the base frame, a receiving member provided with a plurality of engaging portions for engaging the support assisting member is provided, and the knee bottom is provided in the longitudinal direction of the bed. It is characterized in that a movable adjustable bottom which can be expanded and contracted is provided. In addition, a movable frame that can be expanded and contracted in the longitudinal direction is provided at a portion corresponding to the leg bottom of the base frame, and a receiving tool that locks the support assisting member is provided on the movable frame. Further, the leg bottom is provided with a movable adjustment bottom that can expand and contract in the longitudinal direction of the bed.

[0005]

In order to adapt the bottom to the patient using the bed, first, the leg is raised and the knee bottom and the leg bottom are raised. Then, the movable adjustment bottom is advanced and retracted from the knee bottom to adjust and fix it. At this time, the support assisting member holding the leg bottom is locked at an appropriate position of the receiver.

When the bottom frame is adjusted, if the movable frame of the base frame is adjusted, the position of the receiving member can be shifted, and the leg bottom can be properly held. Moreover, since the total length of the bed can be adjusted according to the size of the patient, the space in the patient room can be efficiently used.

Further, if the movable adjustment bottom of the leg bottom is moved and adjusted to adjust the movable frame of the base frame, a more appropriate adjustment of the bottom length is achieved.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a bed according to the present invention will be described below with reference to the accompanying drawings with reference to an embodiment.
As shown in FIG. 1, the bed 1 is configured by dividing a bottom 3 provided on a base frame 2 into a back bottom 4, a waist bottom 5, a knee bottom 6 and a leg bottom 7 and connecting them to each other. The lifting mechanism and the leg lifting mechanism have the functions of raising the back and raising the legs.

The knee bottom 6 is provided with a movable adjustment bottom 6a which is capable of expanding and contracting in the longitudinal direction of the bed 1, and a leg bottom 7
Connected with. Further, the leg bottom 7 is provided with a displaceable support assisting member 8 at the tip end thereof.
The leg bottom 7 is held by engaging with the engaging portion 10 of the receiving tool 9 provided at a portion corresponding to the leg bottom 7 of the base frame 2. A plurality of engaging portions 10 of the receiving member 9 are formed to support the leg bottom 7 that changes as the length of the knee bottom 6 is adjusted, and the support assisting member 8
Is for properly holding the locking portion 10 to be locked properly.

Further, in the knee bottom 6, the movable adjustment bottom 6a is constructed to be movable back and forth in the knee bottom 6 (see FIG. 2).
), Length adjustment holes 11 are formed on both sides,
The fixture 12 has a structure for adjusting and determining the total length of the knee bottom 6 stepwise (see FIG. 3). The total length of the knee bottom 6 corresponds to the dimension from the waist of the patient to the knee joint. The fixing tool 12 has an operating knob 12a and a fixing shaft 12b that is locked in the length adjusting holes 11 of both the knee bottom 6 and the movable adjusting bottom 6a by the spring force of the spring member 13 (see FIG. 4). . A protruding piece 14 protruding in two directions is provided at the tip of the fixed shaft 12b, and a groove 15 corresponding to the protruding piece 14 is formed in the length adjusting hole 11.

In the bed 1 having the above structure, in order to adjust the bottom 3 to the patient who uses the bed 1, first, the legs are raised and the knee bottoms 6 and the leg bottoms 7 are raised. Then, the movable adjustment bottom 6a is moved back and forth from the knee bottom 6 to adjust the total length of the knee bottom 6. The length adjusting holes 11 of both the knee bottom 6 and the movable adjusting bottom 6a are aligned with each other, and the operation knob 12a is operated to fix the protruding piece 14 of the fixed shaft 12b so as to align with the groove 15 of the length adjusting hole 11. To At this time, the leg bottom 7 holds the support assisting member 8 by locking it to an appropriate locking portion 10 of the receiving tool 9. If the total length of the knee bottom 6 corresponds to the size of the patient's knee joint,
The body does not fall down and the bed can be adapted to the patient's physique.

Next, the bed according to the present invention may have the following structure. That is, in the bed 20 in this case, as shown in FIG.
A movable frame 21a that can be expanded and contracted in the longitudinal direction is provided at a portion corresponding to the leg bottom 7, and a receiver 9 for locking the support assisting member 8 is provided on the movable frame 21a. The movable frame 21a is provided with a plurality of length adjusting holes 22 (see FIG. 6) so that the bed length can be adjusted in stages (see FIG. 6), and is fixed by an appropriate fixing member 23 from the outside of the fixed end. I am trying. The length adjustment amount by the movable frame 21a is set to be equal to the adjustment amount on the knee bottom 6.

According to the bed 20, since the bottom 3 can be adjusted and the entire length of the bed 1 can be adjusted according to the size of the patient, the space in the patient room can be utilized without waste. .

Further, the bed according to the present invention may have the following structure. That is, in the bed 30 in this case, as shown in FIG. 7, in addition to the knee bottom 6,
The leg bottom 7 is also provided with a movable adjustment bottom 7a that can extend and contract in the longitudinal direction of the bed 30. Further, the base frame 31 is provided with a movable frame 31a capable of expanding and contracting in the longitudinal direction at a portion corresponding to the leg bottom 7, and a receiver 9 for locking the support assisting member 32 on the movable frame 31a. (See Figure 8).

In the leg bottom 7, the movable adjusting bottom 7a is formed so as to be able to advance and retreat from the leg bottom 7, and length adjusting holes 34 are formed on both side surfaces thereof, and a fixing tool 35 is used to step the leg. The bottom 7 has a structure for adjusting and determining the entire length (see FIG. 9). Then, a support assisting member 32 is attached to the tip of the movable adjustment bottom 7a.

In the bed 30, the movable frame 31a of the base frame 31 has length adjusting holes 36 in both the base frame 31 and the movable frame 31a. In this case, the length adjusting amount is the knee bottom 6 and the leg. It is set to be equal to the adjustment amount on the bottom 7.

According to the bed 30 as described above, the movable bottoms 7a of the leg bottoms 7 as well as the knee bottoms 6 are moved and adjusted, and the movable frame 31a of the base frame 31 is adjusted. It is possible to freely adjust the bottom length, promote effective use of the space in the patient's room, and do not have beds of other standards, so it is possible to reduce the equipment cost. Become.

[0018]

As described above, according to the present invention, the bottom length and the bed length can be adjusted according to the physical constitution of the patient, so that the bed has a high adaptability and the limited space such as a patient room is provided. Since it can be used to the maximum extent and it is not necessary to provide beds of different standards, the equipment cost can be suppressed.

[0019]

[Brief description of drawings]

FIG. 1 is a side view for explaining a main part of an embodiment of a bed according to the present invention.

FIG. 2 is an exploded perspective explanatory view of a knee bottom in the bed shown in FIG.

FIG. 3 is an enlarged perspective explanatory view for explaining the knee bottom length adjusting and fixing means shown in FIG.

FIG. 4 is an enlarged cross-sectional explanatory view for explaining the knee bottom length adjusting and fixing means shown in FIG.

FIG. 5 is a side view for explaining a main part of another embodiment of the bed according to the present invention.

FIG. 6 is an enlarged perspective view of a main part of the base frame of the bed shown in FIG.

FIG. 7 is a side view showing the main parts of another embodiment of the bed according to the present invention.

FIG. 8 is a perspective view of a main part of the bed shown in FIG.

9 is an exploded perspective view of leg bottoms in the bed shown in FIG. 8. FIG.

FIG. 10 is a conceptual explanatory view showing a state in which a knee joint of a patient and a connecting portion between a knee bottom and a leg bottom in a bed bottom are fitted together.

FIG. 11 is a conceptual explanatory diagram showing a state in which the knee joint of the patient and the joint portion between the knee bottom and the leg bottom at the bottom of the bed do not match.

[Explanation of symbols]

 1, 20, 30 Bed 2, 21, 31 Base frame 3 Bottom 4 Back bottom 5 Waist bottom 6 Knee bottom 6a Movable adjustment bottom 7 Leg bottom 7a Movable adjustment bottom 8, 32 Supporting auxiliary member 9 Receiving device 10 Locking part 11, 22, 34, 36 Length adjusting hole 12, 35 Fixing tool 12a Operation knob 12b Fixed shaft 13 Spring member 14 Projection piece 15 Groove 21a, 31a Movable frame 23 Fixing member

Claims (2)

[Claims] 1. In a bed in which a bottom on a base frame is divided into a back bottom, a waist bottom, a knee bottom, and a leg bottom, a supporting auxiliary member is provided at the tip of the leg bottom, while the leg bottom of the base frame is provided. A bed comprising: a receiving member provided with a plurality of locking portions for locking the support assisting member at a corresponding portion, and at least a knee bottom having a movable adjustable bottom that is capable of expanding and contracting in a bed longitudinal direction. 2. A movable frame, which can be expanded and contracted in a longitudinal direction, is provided at a portion corresponding to a leg bottom of the base frame,
The bed according to claim 1, further comprising a receiving member for locking the support assisting member provided on the movable frame.