KR100458481B1 - A bed convertible into a chair or bedpan - Google Patents

Abstract

The present invention relates to a bed that can be converted into a chair and a toilet, and in particular, the bed and the chair or the toilet is easily converted to a chair by a link structure of the upper and lower converting body so that it can be conveniently converted to a toilet By having a structure to move up and down, it relates to a chair and a bed that can be converted into a toilet that can be conveniently used by people with disabilities or inconveniences.

According to the present invention, there is provided a main body having two main body frames arranged side by side at the top; The lower frame is installed to protrude long on both sides of the leg support, and is inserted between the protrusions of the lower frame, and the lower carriage is slid to the bottom of the leg support to be reciprocated. A subconverter possibly installed; The backrest is installed between the upper frame, the upper end of the upper frame is pivotally rotatable on the main frame, and is installed at the front of the backrest, and the upper carriage is reciprocated while being slid to the bottom of the upper frame. An upper converting body having armrests rotatably rotated at the lower end of the upper frame and the upper end of the lower frame; It consists of a sanitary device installed in the lower body of the upper carriage and the lower carriage so as to be elevated; There is provided a bed which can be converted into a chair and a toilet by being rotated around a shaft that is a coupling between the main frame and the upper frame and the armrest and the lower frame.

Description

Bed convertible into a chair or bedpan

The present invention relates to a bed that can be converted into a chair and a toilet, and in particular, the bed and the chair or the toilet is easily converted to a chair by a link structure of the upper and lower converting body so that it can be conveniently converted to a toilet By having a structure to move up and down, it relates to a chair and a bed that can be converted into a toilet that can be conveniently used by people with disabilities or inconveniences.

Multipurpose beds have been developed that can be easily converted into beds, chairs, toilets, etc. to be used by the severely ill, etc., but they are converted into chairs by the rotation of the backrest and have a toilet in a fixed position. The same is inconvenient, and after conversion to the chair has a simple structure without the armrest has a problem that the safety and stability is lowered.

An object of the present invention is to solve the above drawbacks of the conventional multi-purpose bed, the bed is converted into a chair and easily converted into a chair by the link structure and the upper converter operating device of the upper converter and the lower converter The armrest is formed to increase the stability, and the toilet can be lifted up and down so that it is very easy to use, and the backrest can be easily lifted by lifting the lower part of the body for the transformation of a severely ill or impaired person. It is to provide a chair having a structure such as bent at an angle and a bed that can be converted into a toilet.

1 is an overall perspective view of the present invention

Figure 2 is a plan view showing the operating relationship of the upper and lower carriages of the present invention

Figure 3 is a schematic perspective view of the present invention modified to a chair

Figure 4 is a side view of the present invention modified to a chair

5 is a system diagram of the sanitary device applied to the present invention

Figure 6 is a cross-sectional view "A-A" of Figure 2

FIG. 7 is a cross-sectional view taken along line “B-B” of FIG. 3.

8 is a cross-sectional view "C-C" of FIG.

9 is a perspective view of the operating device of the upper converter of the present invention

10 to 14 is a state diagram of the step-by-step conversion to the toilet in the bed

15 is a state in which the lower carriage is transferred to the lower portion of the leg rest

16 is a state in which the upper transfer table is transferred to the lower portion of the backrest

Figure 17 is an exploded perspective view of the sanitary device for raising and lowering the toilet

18 is a cross-sectional view of the sanitary device

19 is a state diagram operating the footrest

※ Explanation of codes for main parts of drawing

1: main frame 2: leg support

3: lower frame 4: lower feeder

5: upper frame 6: backrest

7: upper feeder 8: armrest

9: winding motor 10: opening wire

11: tension machine 12: closed wire

13: footrest 14: operation

15a, 15b: spring 16: electric pulley

17 belt 18 rotation nut

19: conversion screw rod 20: hinge

21: lifting screw rod 22: lifting arm

23: toilet 24: chain sprocket

25 chain 26 roller rod

27: roller 28: lower guide rail

29: upper guide rail

100: main body 200: lower conversion body

300: upper converter 350: upper converter operating device

400: sanitary device 450: drive device

Hereinafter, the configuration and operation of the present invention will be described in detail with reference to the accompanying drawings.

Bed and convertible bed according to the present invention is a main body 100 having two main body frame 1 side by side in parallel with; The lower frame 3 is installed to protrude long on both sides of the leg rest 2, and is installed between the protrusions of the lower frame 3 and slides to the bottom of the leg rest 2 so that the lower carriage 4 is reciprocated. A lower converting body 200 which is rotatably installed at one end of the main frame 1 on one side of the lower frame 3; The backrest 6 is installed between the upper frames 5, the end of the upper frame 5 is pivotally rotatable to the main frame 1, and is installed in front of the backrest 6, The upper carriage 7 which is reciprocated while being slid to the lower part of the frame 5 is installed, and the upper armrest 8 is installed to be pivotally pivoted at the lower end of the upper frame 5 and the upper end of the lower frame 3, respectively. A converter 300; The sanitary device 400 is installed in the lower main body 100 of the upper conveyer (7) and the lower conveyer (4) to be elevated, the main frame (1) and the upper frame (5) and armrests (8) And it has a structure that is rotated around the axis of the coupling portion between the lower frame (3) is converted into a chair and the toilet.

The upper carriage 7 and the lower carriage 4 is provided between the upper converter 300 and the lower converter 200, one side of the upper carrier 7 is in contact with each other, each of which is wound around the winding motor (9) One end of the opening wire 10 is fixed so that the opening wire 10 is wound and opened by the winding motor 9 when used as a toilet. Particularly, the upper port 7 and the lower port 4 are fixed with a closed wire 12 wound around a tensioner 11 that always generates a tension force so that it is always kept in a closed state, and at the time of operation of the winding motor 9. Only open structure.

The lower converting body 200 is a foot support 13 is further added to the lower end of the leg rest 2, one side of the foot rest 13 is axially stored in the lower frame 3, the operation between both sides 14 is installed, the foot rest 13 is rotated around the bearing portion by contacting the main body 100 when the operation unit 14 is converted when the lower converter 200 is converted. In particular, the footrest 13 is folded and coupled to the lower frame 3 by a spring 15a connected to the lower frame 3, and the operating section 14 is freed by the spring 15b connected to the operating frame 14. It has a structure to have a certain posture in the state.

The upper converter 300 is converted from the bed to the chair or the toilet by the upper converter operating device 350, the upper converter operating device 350 and the electric pulley 16 is rotated by the electric motor and The rotation nut 18 is wound by the electric pulley 16 and the belt 17 and rotated in place, and the conversion nut is inserted into the rotation nut 18 and one end thereof is supported by the upper converting member 300. Consisting of a four-way rod 19, the conversion screw rod 19 is moved up and down by the forward and reverse rotation of the rotary nut 18, and the conversion screw rod 19 is converted into a chair or toilet bowl by the lifting. In particular, the upper converter operating device 350 is fixed to the main body 100 by a hinge 20 has a structure capable of rotating the upper converter operating device 350 by the lifting and lowering of the conversion screw rod (19).

The sanitary device 400 includes a set of lifting arms 22 that are folded and contracted by rotation of the lifting screw rods 21, and a toilet 23 is fixed to an upper end of the lifting arms 22. . Particularly, the elevating screw rod 21 has a structure in which a chain sprocket 24 is installed at one end thereof and is rotated by being coupled to a chain 25 and a drive device 450 such as an electric motor.

The backrest 6 is bent upward at a predetermined portion has a large obtuse angle, the end of one end is provided with a roller rod 26 of a long round bar.

In the drawings, reference numeral 27 denotes a roller installed on the side of the lower carriage 4 and the upper carriage 7, 28 is a lower guide rail on which the roller 27 of the lower carriage 4 is guided, and 29 is an upper carriage ( It is an upper guide rail to which the roller 27 of 7) is guided.

The present invention having the structure as described above has a structure that can be used very conveniently for severely inpatients who are inconvenient to move or hospital.

First of all, when used as a bed, it is used to lie on the bed as shown in Figure 1, the lower converter 200, the lower carrier 4 and the upper carrier 7 and the upper converter 300 serves as a bed. In particular, the lower carriage 4 and the upper carriage 7 is in contact with each other during use as a bed to maintain a closed state. A structure for maintaining such a state is shown in FIG. 2, which is made by a tensioner 11 and a closed wire 12 wound thereon. That is, the closed wire 12 wound on the tensioner 11 is fixed to the lower carriage 4 or the upper carriage 7 to pull each lower carriage 4 or the upper carriage 7 so that one side of each other abuts. It has a structure to be closed. The tensioner 11 always has the force of winding the closed wire 12 and is kept in a tense state. Of course, the tensioner 11 closing the lower carriage 4 and the upper carriage 7 is installed to have an action in the opposite direction to each other.

And the action of opening the lower carriage 4 and the upper carriage 7 is made by the take-up motor (9). That is, each winding motor 9 winds the opening wire 10 to pull and open each of the lower carriage 4 or the upper carriage 7 fixed thereto, and the winding force thereof is controlled by the tensioner 11. It may be larger than the tensile force.

When converting into a chair or a toilet, the upper converter 300 is folded upward, and the lower converter is folded downward. Up-conversion of the upper converter 300 naturally operates the lower converter 200 by the link structure.

First, the operation of the upper converter 300 is performed by the upper converter operating device 350, as shown in Figure 9 by the belt 17 wound on the electric pulley 16 and the rotary nut 18. The driving force is transmitted to the conversion screw rod 19. Rotating nut 18 is rotated in place and the conversion screw rod 19 is fastened to the lifting movement, the upper conversion member 300 fixed to one side of the conversion screw rod 19 of the lifting screw rod 21 Ascending and descending will be. And the angle is changed according to the lifting and lowering of the elevating screw rod 21, the upper converter operating device 350 has a structure that is fastened to the main body 100 by a hinge (20).

As described above, the upper converting member 300 rises as the lifting screw rod 21 rises, and the central part and the end of the upper frame 5 of the upper converting member are armrests 8 and the main frame 1. And the other end of the armrest 8 is hung at the end of the lower frame 3 hung on the main frame 1, the position change of the upper converting body 300 is lowered by their link coupling relationship. The converter 200 is naturally converted to the lower part. The armrest 8 serves as the armrest of the chair and can take a comfortable posture after the conversion to the chair.

The above process shows the conversion to a simple chair, and there is no need to open the lower converter 200 and the upper converter 300 when converting to the chair. The openings of the lower converter 200 and the upper converter 300 are used at the time of conversion to the toilet 23 and its operation relationship is as follows.

First, the schematic diagram of the sanitary device of the present invention is shown in FIG. 5, which is the same as the schematic diagram of a conventional flush toilet 23.

Patients or people who are uncomfortable to use the toilet 23 should take off the bottoms, which is also very difficult but the present invention has a structure to assist this. That is, the backrest 6 is bent to form an obtuse angle, and a roller rod 26 is formed on the one side thereof in the shape of a long ㅂ \ round bar. When lifting the bent portion of the roller rod 26 is to lift the user's back or dorsum. Therefore, the hips can be easily detached from the lifted state. In addition, the lower part is in contact with the lower portion of the roller bar 26, when pulling the lower of the lowering can be easily removed due to the rolling motion of the roller bar 26.

And for use as a toilet 23, the lower carriage 4 and the upper carriage 7 must be opened. That is, as shown in FIG. 7, the lower transfer table 4 to be opened is transferred to the lower sides of the leg rest 2 and the foot rest 13. Rollers 27 are provided on both sides of the lower transfer table 4 to facilitate the transfer, so that the rollers 27 are easily moved by rolling along the lower guide rails 28 installed on both lower sides of the lower converting body 200. . The opening upper conveyer 7 is conveyed to the lower side of the backrest 6, as shown in FIG. Of course, the roller 27 is also installed on both sides of the upper transfer table (7) has a structure that is easily transported by rolling along the upper guide rail 29 installed on the lower portion of the upper converting member (300).

After the removal and opening action as described above, by operating the upper converter operating device 350 as described above to raise the upper converter 300 is converted to the toilet 23. In this case, of course, the same as the conversion to the chair, the adjustment of the appropriate height of the toilet 23 is necessary for easy use in the toilet 23.

The height adjustment of the toilet bowl 23 is made by a set of lifting arms 22 which are lifted and operated by the rotation of the lifting screw rod 21 as shown in FIGS. 17 and 18. That is, the drive device 450 by a chain 25 or the like that couples the electric motor, the chain sprocket 24 installed at one end of the elevating screw rod 21, and the electric motor and the chain sprocket 24 to transmit a driving force. When the lifting screw rod 21 is rotated by the rotation of the electric motor, the lifting arm 22 is raised to raise and lower the toilet 23 installed at the upper portion thereof. Therefore, after raising the toilet to an appropriate position, it is enough to return to the original position.

In addition, the present invention can be carried out by installing a footrest 13 in the lower conversion body 200 for convenience and safe posture after conversion to the chair and the toilet. The foot rest 13 is installed adjacent to the leg rest 2 as shown in FIG. 1 and has a structure that protrudes so as to support the foot when converting to a chair or a toilet as shown in FIG.

The posture change of the footrest 13 is naturally made at the time of conversion by the operation 14. That is, as shown in Fig. 19, when used as a bed by the spring (15a) is folded, the installation angle between the footrest 13 and the operation 14 by the spring (15b) is maintained. The installation angle between the operation is to maintain the position angle that is easy to convert the contact between the operation 14 when the conversion to the chair or toilet bowl 100.

Therefore, when the lower converting body 200 is converted, the footrest 13 is converted by the operation of the lower converting body 200 which is in contact with the main body 100 and continues to operate as shown in FIG. 19 (b). Become a support.

When returning to the bed again, the operation section 14 is separated from the main body 100 so that the operation section 14 is returned to the proper installation angle by the spring 15b and the footrest 13 is again returned by the spring 15a. ) Is folded to the lower conversion body (200).

As described above, according to the present invention, the lower converting body 200 is naturally converted by the link structure and the armrest 8 is formed by the conversion of the upper converting body. ) And a curved structure having a roller bar 26 of the backrest 6 has an effect that a person who is inconvenient to use can be used as a bed and a chair or a toilet.

Claims (10)

delete A main body 100 in which two main body frames 1 are arranged side by side; The lower frame 3 is installed on both sides of the leg rest 2, and the lower carriage 4 is installed between the protrusions of the lower frame 3 and reciprocated, and the main frame (one side of the lower frame 3 is installed). A lower converting body 200 which is rotatably installed at an end of 1) and is rotatable; The backrest 6 is installed between the upper frames 5, the end of the upper frame 5 is pivotally rotatable to the main frame 1, and is installed in front of the backrest 6, The upper carriage 7 which is reciprocated while being slid to the lower part of the frame 5 is installed, and the upper armrest 8 is installed to be pivotally pivoted at the lower end of the upper frame 5 and the upper end of the lower frame 3, respectively. A converter 300; In the configuration of a chair and a bed convertible into a toilet composed of a sanitary device 400 is installed in the lower main body 100 of the upper conveyer 7 and the lower conveyer 4 to be elevated; The upper conveyer 7 and the lower conveyer 4 are provided with one side of the upper converter 300 and the lower converter 200 to be in contact with each other, each of which is wound around the winding motor 9. One end of the wire 10 is fixed and the opening wire 10 is wound and opened by the winding motor 9 when used as the toilet bowl 23; A bed which can be converted into a chair and a toilet seat which is fixed to the upper end carrier 7 and the lower end carrier 4 and the closing wire 12 wound around the tensioner 11 which always generates tension force is always kept closed. delete The foot rest 13 is rotatably installed at a lower end of the leg rest 2, and one side of the operation period 14 is installed at the foot rest 13 so that the lower converter 200 is provided. When the other end of the operation (14) when the conversion is supported by the main body 100, the footrest 13 is a bed that can be converted into a chair and toilet seat to rotate around the axis. delete The upper conversion body 300 is an electric pulley 16 rotated by an electric motor, a rotary nut 18 wound by the electric pulley 16 and the belt 17 and rotated in place. And, the insertion screw rod 19 is inserted into the rotary nut 18 and one end thereof is supported by the upper converter 300, the conversion screw rod 19 by the forward and reverse rotation of the rotary nut 18 A bed that can be converted into a chair and a toilet which are mutually converted from a bed to a chair or a toilet 23 by a lifting upper converting device 350. The chair of claim 6, wherein the upper converter operating device 350 is fixed to the main body 100 by a hinge 20 so that the upper converter operating device 350 can rotate by lifting and lowering the conversion screw rod 19. Bed can be converted into toilet. 3. The sanitary device 400 according to claim 2, wherein the sanitary device 400 includes a set of lifting arms 22 that are folded and contracted by the rotation of the lifting screw rods 21, and a toilet 23 on the upper end of the lifting arms 22. Fixed bed and convertible bed. The bed of claim 8, wherein the elevating screw rod (21) has a chain sprocket (24) installed at one end thereof and is connected to the driving device (450) and the chain (25) so that the chair and the toilet can be converted into a chair. The bed according to claim 2, wherein the backrest (6) is bent upward at a predetermined position to have a large obtuse angle, and a bed capable of converting into a chair and a toilet provided with a roller rod (26) having a long round bar at one end of the end.