CN110680637A

CN110680637A - Multifunctional rotary bed for old people

Info

Publication number: CN110680637A
Application number: CN201910985576.0A
Authority: CN
Inventors: 薛强; 张怀强; 霍延利
Original assignee: Tianjin University of Science and Technology
Current assignee: Tianjin University of Science and Technology
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-01-14

Abstract

The invention discloses a multifunctional revolving bed for old people, which comprises a bottom frame, trundles fixedly arranged below the bottom frame, a rotating shaft fixedly arranged on the bottom frame, a bed plate rotating mechanism rotatably arranged on the rotating shaft, a bed plate supporting piece connected with the bed plate rotating mechanism through threads, a seat plate moving mechanism respectively rotatably connected with the bed plate rotating mechanism and the bed plate supporting piece, a leg plate moving mechanism rotatably connected with the bed plate supporting piece at two positions, a back plate moving mechanism rotatably connected with the seat plate moving mechanism at two positions, guard rails fixedly arranged at two sides of the seat plate moving mechanism, a head plate inserted on the bottom frame and a table plate moving mechanism rotatably arranged on the seat plate moving mechanism. The multifunctional revolving bed for the old has a simple structure, and can help the old with lower limb dysfunction to safely and effectively get on and off the bed.

Description

Multifunctional rotary bed for old people

Technical Field

The invention relates to the technical field of rehabilitation instruments, in particular to a multifunctional revolving bed for old people.

Background

The old people have a large population due to the large population base and high aging degree of China. The lower limb strength and balance of the old are weakened, the old can get on or off the bed very difficultly, the self-care ability of life is poor, the nursing intensity of the old is high, and the nursing staff can cause waist and back injuries during nursing.

Old person's low limbs muscle strength is weak, need the auxiliary stay when getting off the bed and standing, and the equilibrium is poor, falls down easily when getting on or off the bed, and to above circumstances, the current nursing bed function ratio of internal at present is single, and it is not convenient enough that the old person gets on or off the bed, can not adjust the gesture that the old person got on or off the bed well, and adjustability and safety and stability are also not enough. Therefore, a multifunctional revolving bed which provides good stability and safety, and can be rotated and angularly adjusted is needed to help the old to safely and effectively get on and off the bed.

Disclosure of Invention

The invention aims to provide a multifunctional revolving bed for the old, aiming at the technical defects in the prior art.

The technical scheme adopted for realizing the purpose of the invention is as follows:

the utility model provides a multi-functional revolving bed of old person, its characterized in that, includes the chassis, and fixed the setting is in truckle of chassis below, the fixed setting is in rotation axis on the chassis rotationally sets up rotatory epaxial bed board rotary mechanism sets up through the threaded connection bed board support piece on the bed board rotary mechanism, with bed board rotary mechanism and bed board support piece seat motion that rotationally connects respectively, with bed board support piece respectively in two leg plate motion that rotationally connects, with seat motion rotationally connect in two places backplate motion respectively, fixed the setting is in the guardrail of seat motion both sides is pegged graft head board on the chassis rotationally sets up table motion on the seat motion.

The bed board rotary mechanism including rotationally set up rotatory epaxial thrust bearing rotates epaxial, rotationally set up on the rotation axis and with the rolling disc of thrust bearing contact sets up through the screw thread hookup rotatory epaxial rolling disc stop nut, fixed setting is in three-section step shaft on the rolling disc, one end with three-section step shaft rotationally connect, the other end with the chassis rotationally connect's first electric putter, rolling disc top fixed be provided with a plurality of fasteners, the fastener on be provided with the screw hole.

The three-section stepped shaft comprises a first oilless bearing sleeved on a second stepped shaft of the three-section stepped shaft, and a first electric push rod limit nut which is connected with the third stepped shaft of the three-section stepped shaft through threads is arranged on the third stepped shaft, and the first electric push rod is rotatably connected with the first oilless bearing.

The seat board movement mechanism comprises a seat board which is rotatably arranged on the bed board supporting piece, a second electric push rod with one end rotatably connected with the seat board and the other end rotatably connected with the bed board rotating mechanism, one side of the seat plate is fixedly provided with a first rotating arm rotating shaft and two first rotating arm limiting slots, the other side of the seat plate is fixedly provided with a second rotating arm rotating shaft and two second rotating arm limiting slots, the first rotating arm rotating shaft and the second rotating arm rotating shaft are respectively two-section type stepped shafts, the first rotating arm rotating shaft is rotatably provided with a second oilless bearing on the first step, the second step is provided with a first rotating arm limiting nut through threaded connection, and a third oilless bearing is rotatably arranged on the first step of the second rotating arm rotating shaft, and a second rotating arm limiting nut is connected to the second step through threads.

The leg plate movement mechanism comprises leg plates which are rotatably arranged on the bed plate supporting piece, and a third electric push rod, one end of which is rotatably connected with the leg plates, and the other end of which is rotatably connected with the bed plate supporting piece.

The back plate movement mechanism comprises a back plate which is rotatably arranged on the seat plate movement mechanism, and a fourth electric push rod, one end of the fourth electric push rod is rotatably connected with the back plate, and the other end of the fourth electric push rod is rotatably connected with the seat plate movement mechanism.

The table board movement mechanism comprises a first rotating arm and a second rotating arm which are rotatably arranged on the seat board movement mechanism, a first telescopic pipe which is inserted on the first rotating arm, a second telescopic pipe which is inserted on the second rotating arm, a table board rotating shaft which is fixedly arranged on the first telescopic pipe, a table board which is rotatably arranged on the table board rotating shaft, and an extension board which is detachably arranged on the first telescopic pipe and the second telescopic pipe, wherein the table board is provided with a sponge.

First swinging boom on the fixed first spring bolt that is provided with, the second swinging boom on the fixed second spring bolt that is provided with, first swinging boom rotationally set up the second oilless bearing on, the second swinging boom rotationally set up the third oilless bearing on.

First swinging boom and second swinging boom on be provided with first set screw and second set screw respectively, first flexible pipe and the flexible pipe of second on be provided with a plurality of screws respectively, table pivot shaft tip be provided with table stop nut, the flexible pipe of second on the fixed third spring bolt that is provided with, table one end be provided with table axis of rotation fastening screw, the other end is provided with table positioning slot through the screw thread hookup.

The guardrail comprises a cross rod, a first side link rod, a second side link rod, a third side link rod and a handrail, wherein the cross rod is arranged on the seat board movement mechanism in a threaded connection mode, the first side link rod, the second side link rod and the third side link rod are respectively hinged with the cross rod, the handrail is respectively hinged with the first side link rod, the second side link rod and the third side link rod, a fourth spring bolt is fixedly arranged on the second side link rod, and a second side link rod positioning slot is formed in the cross rod.

Compared with the prior art, the invention has the beneficial effects that:

the multifunctional revolving bed for the old people is simple in structure, can help the old people with lower limb dysfunction to safely and effectively go up and down, the bed board capable of rotating can help the old people to adjust the body direction, so that the old people can conveniently go up and down, the angle-adjustable back board and the leg board can help the old people to control the posture of going up and down, the angle-adjustable seat board can provide strength support when the old people go up and down, the extendable bed board can adapt to the old people with different heights, the table board moving mechanism capable of rotating and adjusting can not only provide a protection effect for the old people going down, but also help the old people with different body heights and body weights to complete life activities such as dining, reading and the like on the bed.

Drawings

Fig. 1 is a front side view of the multifunctional revolving bed for the elderly according to the present invention;

FIG. 2 is a front side view of the multifunctional revolving bed for elderly people shown in FIG. 1 in sitting posture;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a front side view of the multifunctional revolving bed for elderly people shown in FIG. 1 in a posture of getting out of bed;

FIG. 5 shows a rear side view of the device of FIG. 4;

FIG. 6 is a schematic view of a rotating shaft;

FIG. 7 is a schematic view of a seat plate;

fig. 8 is a schematic view of a bed plate rotating mechanism;

fig. 9 is a schematic view showing a state after the bed plate rotating mechanism shown in fig. 8 rotates;

FIG. 10 is a schematic view of a three-stage stepped shaft;

fig. 11 is a schematic view of a bed support;

FIG. 12 is a schematic view of the headboard;

FIG. 13 is a schematic view of the table motion mechanism of FIG. 1;

FIG. 14 is a schematic view of the table motion mechanism shown in FIG. 13 after rotation;

FIG. 15 is a schematic view of the first rotating arm shown in FIG. 14 connected to a seat plate;

FIG. 16 is a schematic view of the table shown in FIG. 4 in a rotated position;

FIG. 17 shows a schematic view of the guardrail;

FIG. 18 is a schematic view of a fourth spring latch;

FIG. 19 is a schematic view of the guardrail of FIG. 17 shown in a rotated condition;

figure 20 shows a schematic view of an extension plate.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The multifunctional revolving bed for the old can help the old to safely and effectively go up and down, and meanwhile, the old can complete life activities such as dining, reading and the like on the bed. As shown in fig. 1, 6 and 11, the multifunctional revolving bed for the elderly according to the present invention includes a base frame 1, casters 11 fixedly installed under the base frame 1, a rotating shaft 12 fixedly installed on the base frame 1, a bed plate rotating mechanism 2 which is rotatablely arranged on the rotating shaft 12, a bed plate supporting piece 3 which is connected with the bed plate rotating mechanism 2 through screw threads, a seat board movement mechanism 4 which is respectively connected with the bed board rotation mechanism 2 and the bed board supporting piece 3 in a rotatable way, the bed board comprises a leg board movement mechanism 5 which is rotatably connected with the bed board support piece 3 at two positions respectively, a back board movement mechanism 6 which is rotatably connected with the seat board movement mechanism 4 at two positions respectively, guardrails 7 which are fixedly arranged at two sides of the seat board movement mechanism 4, a headboard 8 which is inserted on the underframe 1 and a table board movement mechanism 9 which is rotatably arranged on the seat board movement mechanism 4.

The multifunctional revolving bed for the old can adjust the leg plate moving mechanism 5 and the back plate moving mechanism 6 to help the old to adjust the posture of getting out of the bed, the rotatable table plate moving mechanism 9 can provide protection for the old to get out of the bed, the bed plate rotating mechanism 2 can be controlled to rotate to adjust the body direction of the old, the seat plate moving mechanism 4 can be adjusted to provide strength support and adjust the posture of getting out of the bed when the old gets out of the bed, and the old can safely and effectively get out of the bed. As shown in fig. 3 and 6, the bed plate rotating mechanism 2 includes a thrust bearing 21 rotatably disposed on the rotating shaft 12, a rotating disc 22 rotatably disposed on the rotating shaft 12 and contacting with the thrust bearing 21, a rotating disc limit nut 23 screwed on the rotating shaft 12, a three-stage stepped shaft 24 fixedly disposed on the rotating disc 22, and a first electric push rod 25 having one end rotatably connected to the three-stage stepped shaft 24 and the other end rotatably connected to the base frame 1. As shown in fig. 8 and 10, the three-stage stepped shaft 24 includes a first oilless bearing 241 sleeved on the second step of the three-stage stepped shaft 24, a first electric push rod limit nut 242 threadedly coupled to the third step of the three-stage stepped shaft 24, the first electric push rod 25 rotatably connected to the first oilless bearing 241, and a plurality of fasteners 26 fixedly disposed above the rotary plate 22. As shown in fig. 1 and 5, the seat plate moving mechanism 4 includes a seat plate 41 rotatably disposed on the bed plate support 3, and a second electric push rod 42 having one end rotatably connected to the seat plate 41 and the other end rotatably connected to the rotating disc 22. As shown in fig. 7, the fixed first swinging arm axis of rotation 43 and two first swinging arm limit slots 44 that are provided with in seat 41 one side, the fixed second swinging arm axis of rotation 45 and two second swinging arm limit slots 46 that are provided with in opposite side, first swinging arm axis of rotation 43 and second swinging arm axis of rotation 45 be two segmentation step shafts respectively, the first ladder of first swinging arm axis of rotation 43 on rotationally be provided with second oilless bearing 431, be provided with first swinging arm limit nut 432 through threaded connection on the second ladder, and similarly, the first ladder of second swinging arm axis of rotation 45 on rotationally be provided with third oilless bearing 451, be provided with second swinging arm limit nut 452 through threaded connection on the second ladder. As shown in fig. 2 and 3, the leg plate moving mechanism 5 includes a leg plate 51 rotatably disposed on the bed plate support 3, a third electric push rod 52 having one end rotatably connected to the leg plate 51 and the other end rotatably connected to the bed plate support 3, and the back plate moving mechanism 6 includes a back plate 61 rotatably disposed on the seat plate 41, and a fourth electric push rod 62 having one end rotatably connected to the back plate 61 and the other end rotatably connected to the seat plate 41. As shown in fig. 13, the table board moving mechanism 9 includes a first rotating arm 91 and a second rotating arm 92 rotatably disposed on the seat board moving mechanism 4, a first telescopic tube 93 inserted into the first rotating arm 91, a second telescopic tube 94 inserted into the second rotating arm 92, a table board rotating shaft 931 fixedly disposed on the first telescopic tube, a third spring latch 941 fixedly disposed on the second telescopic tube, and a table board 95 rotatably disposed on the table board rotating shaft 931. As shown in fig. 13, 14 and 15, the first rotating arm 91 is fixedly provided with a first spring bolt 911, the second rotating arm is fixedly provided with a second spring bolt 921, the first rotating arm 91 is rotatably provided on the second oilless bearing 431, and the second rotating arm 92 is rotatably provided on the third oilless bearing 451. When the old people gets out of bed, firstly, the old people lie on the bed board flatly, the leg board motion mechanism 5 and the back board motion mechanism 6 are adjusted to help the old people to adjust the posture of getting out of bed, as shown in fig. 1 and 3, the inclination angles of the leg board 51 and the back board 61 are adjusted by adjusting the contraction of the third electric push rod 52 and the extension of the fourth electric push rod 62, so that the old people can be converted into the posture of sitting. Then, the table board is adjusted in the table board moving mechanism 9, as shown in fig. 13 and 14, the table board is located at the tailstock position, the first spring bolt 911 and the second spring bolt 921 are locked at the positions of the first rotating arm limiting slot 44 and the second rotating arm limiting slot 46 below the seat board 41, after the first spring bolt 911 and the second spring bolt 921 are pulled out of the first rotating arm limiting slot 44 and the second rotating arm limiting slot 46, respectively, the first rotating arm 91 and the second rotating arm 92 can rotate around the first rotating arm rotating shaft 43 and the second rotating arm rotating shaft 45, respectively, forming a certain angle with the seat board 41, then the first spring bolt 911 and the second spring bolt 921 are released, and just inserted into the first rotating arm limiting slot 44 and the second rotating arm limiting slot 46, at this time, the positions of the first rotating arm 91 and the second rotating arm 92 are locked, at this time, the table board 95 is located at the chest position of the elderly, the table 95 is provided with the sponge near one side of the old, not only can provide the protective action when the old gets off the bed, but also can increase the comfort. Next, the body orientation of the elderly is adjusted by controlling the rotation of the bed plate rotating mechanism 2, so that the elderly can get out of the bed conveniently, and as shown in fig. 4, 8 and 9, the first electric push rod 25 is adjusted to extend to rotate the rotating disc 22 by a certain angle, so as to control the bed plate to rotate by a certain angle. Next, the seat board movement mechanism 4 is adjusted, as shown in fig. 4 and 5, and then the second electric push rod 42 is adjusted to extend to adjust the inclination angle of the seat board 41, so as to lift the hip of the elderly, thereby providing strength support for the elderly to stand when getting out of bed. Finally, rotate the table 95 and open, as shown in fig. 4, 13, 14 and 16, one end of the table 95 is provided with a table rotation axis fastening screw 951 through threaded connection, the other end is provided with a table positioning slot 952, after the third spring bolt 941 is pulled out of the table positioning slot 952, the table 95 can rotate to a proper position around the table rotation axis 931, then the table rotation axis fastening screw 951 is screwed, the position of the table 95 is locked, the old person can get out of the bed conveniently, then the old person's upper limbs grasp the guardrail 7, and the body is supported to stand.

Further, in order to meet the living needs of the old, the table board motion mechanism 9 provided by the multifunctional revolving bed for the old can enable the old to complete living activities such as dining and reading on the bed. Firstly, the old people lie on the bed board flatly, the old people are adjusted to the sitting posture, then the table board motion mechanism 9 is rotated to the chest position of the old people, and the old people can eat, read books and the like on the bed.

Furthermore, in order to adapt to the old people with different heights and weights and improve the applicability, the length of the bed plate of the multifunctional revolving bed for the old people can be adjusted. As shown in fig. 14 and 20, extension plates 96 are detachably disposed on the first extension tube 93 and the second extension tube 94, a first positioning screw 912 and a second positioning screw 922 are respectively disposed on the first rotating arm 91 and the second rotating arm 92, a plurality of screw holes are respectively disposed on the first extension tube 93 and the second extension tube 94, the length of the first rotating arm 91 and the length of the second rotating arm 92 are adjusted through the screw holes, the first positioning screw 912 and the second positioning screw 922, and then the extension plates 96 are embedded in the first extension tube 93 and the second extension tube 94, so that the length of the leg plates is increased, and further, the length of the bed plate is extended. Meanwhile, the height of the table top 95 can be adjusted by the same method when the old people eat and read on the bed.

Further, in order to improve safety and convenience, the multifunctional revolving bed for the elderly of the present invention provides a guardrail 7 that can be adjusted in height. As shown in fig. 17, 18 and 19, the guardrail 7 includes a cross bar 71 connected to the seat plate 41 by a screw, a first side link 72, a second side link 73 and a third side link 74 respectively hinged to the cross bar 71, a handrail 75 hinged to the first side link 72, the second side link 73 and the third side link 74, a fourth spring pin 731 fixed to the second side link 73, a second side link positioning slot 711 provided on the cross bar 71, and after the fourth spring pin 731 is pulled out of the second side link positioning slot 711, the first side link 72, the second side link 73 and the third side link 74 can rotate to control the lifting and lowering of the handrail 75.

In conclusion, the multifunctional revolving bed for the old people has a simple structure, can help the old people with lower limb dysfunction to safely and effectively go up and down, can help the old people to adjust the body direction through the revolving bed board, is convenient for getting on and off the bed, can help the old people to control the posture of getting on and off the bed through the angle-adjustable back board and the leg board, can provide strength support for the old people when getting on and off the bed aiming at the condition that the old people have weak lower limbs and poor balance and cannot actively stand, can adapt to the old people with different heights through the extendable bed board, and can not only provide protection for getting off the bed for the old people, but also help the old people with different body weights to complete life activities such as dining, reading and the like on the bed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional revolving bed of old person, its characterized in that, includes the chassis, and fixed the setting is in truckle of chassis below, the fixed setting is in rotation axis on the chassis rotationally sets up rotatory epaxial bed board rotary mechanism sets up through the threaded connection bed board support piece on the bed board rotary mechanism, with bed board rotary mechanism and bed board support piece seat motion that rotationally connects respectively, with bed board support piece respectively in two leg plate motion that rotationally connects, with seat motion rotationally connect in two places backplate motion respectively, fixed the setting is in the guardrail of seat motion both sides is pegged graft head board on the chassis rotationally sets up table motion on the seat motion.

2. The multifunctional revolving bed for old people as claimed in claim 1, wherein the bed plate rotating mechanism comprises a thrust bearing rotatably disposed on the rotating shaft, a rotating disc rotatably disposed on the rotating shaft and contacting with the thrust bearing, a rotating disc limit nut threadably coupled to the rotating shaft, a three-stage step shaft fixedly disposed on the rotating disc, a first electric push rod having one end rotatably connected to the three-stage step shaft and the other end rotatably connected to the bottom frame, a plurality of fastening members fixedly disposed above the rotating disc, and threaded holes disposed on the fastening members.

3. The multifunctional revolving bed for old people as claimed in claim 2, wherein the three-stage step shaft comprises a first oilless bearing sleeved on the second step of the three-stage step shaft, and a first electric push rod limit nut screwed on the third step of the three-stage step shaft, wherein the first electric push rod is rotatably connected with the first oilless bearing.

4. The multifunctional revolving bed for old people as claimed in claim 1, wherein the seat plate moving mechanism comprises a seat plate rotatably disposed on the bed plate support, a second electric push rod having one end rotatably connected to the seat plate and the other end rotatably connected to the bed plate rotating mechanism, a first rotating arm rotating shaft and two first rotating arm limiting slots fixedly disposed on one side of the seat plate, a second rotating arm rotating shaft and two second rotating arm limiting slots fixedly disposed on the other side of the seat plate, the first rotating arm rotating shaft and the second rotating arm rotating shaft are two-stage step shafts respectively, the first rotating arm rotating shaft has a second oilless bearing rotatably disposed on a first step, the second step has a first rotating arm limiting nut rotatably disposed thereon by screw connection, the second rotating arm rotating shaft has a third oilless bearing rotatably disposed on a first step, And a second rotating arm limiting nut is arranged on the second step in a threaded connection mode.

5. The multifunctional revolving bed for old people as claimed in claim 1, wherein the leg plate moving mechanism comprises a leg plate rotatably installed on the deck support, and a third electric push rod having one end rotatably connected to the leg plate and the other end rotatably connected to the deck support.

6. The multifunctional revolving bed for old people as claimed in claim 1, wherein the back plate moving mechanism comprises a back plate rotatably disposed on the seat plate moving mechanism, and a fourth electric push rod having one end rotatably connected to the back plate and the other end rotatably connected to the seat plate moving mechanism.

7. The multifunctional revolving bed for the elderly as claimed in claim 1, wherein the table board moving mechanism comprises a first rotating arm and a second rotating arm rotatably disposed on the seat board moving mechanism, a first telescopic tube inserted on the first rotating arm, a second telescopic tube inserted on the second rotating arm, a table board rotating shaft fixedly disposed on the first telescopic tube, a table board rotatably disposed on the table board rotating shaft, and an extension board detachably disposed on the first telescopic tube and the second telescopic tube, wherein a sponge is disposed on the table board.

8. The multifunctional revolving bed for the elderly as claimed in claim 4 or claim 7, wherein the first rotating arm is fixedly provided with a first spring bolt, the second rotating arm is fixedly provided with a second spring bolt, the first rotating arm is rotatably provided on the second oilless bearing, and the second rotating arm is rotatably provided on the third oilless bearing.

9. The multifunctional revolving bed for the elderly as claimed in claim 7, wherein the first rotating arm and the second rotating arm are respectively provided with a first positioning screw and a second positioning screw, the first telescopic tube and the second telescopic tube are respectively provided with a plurality of screw holes, the end of the table rotating shaft is provided with a table limiting nut, the second telescopic tube is fixedly provided with a third spring bolt, one end of the table is provided with a table rotating shaft fastening screw through screw thread connection, and the other end of the table is provided with a table positioning slot.

10. The multifunctional revolving bed for old people as claimed in claim 1, wherein the guard rail comprises a cross bar disposed on the seat exercising mechanism by screw coupling, a first side link, a second side link and a third side link respectively hinged to the cross bar, and a handrail respectively hinged to the first side link, the second side link and the third side link, wherein the second side link is fixedly disposed with a fourth spring bolt, and the cross bar is disposed with a second side link positioning slot.