CN215020873U

CN215020873U - Nursing bed

Info

Publication number: CN215020873U
Application number: CN202120719830.5U
Authority: CN
Inventors: 杨式宁
Original assignee: Beijing Bohanyang Science And Technology Development Co ltd
Current assignee: Beijing Bohanyang Science And Technology Development Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-12-07
Anticipated expiration: 2031-04-09

Abstract

The application provides a nursing bed, which comprises a bed frame body, a bed board body and a rotating assembly arranged between the bed frame body and the bed board body; the rotating assembly includes: the bed comprises a bed frame body, a driving mechanism and a rotating mechanism, wherein the driving mechanism is arranged on the bed frame body, the rotating mechanism is connected with the bottom of the bed plate body, and the output end of the driving mechanism is matched and connected with a rotating structure; under the drive of the driving mechanism, the rotating mechanism can drive the bed board body to rotate in the horizontal plane relative to the bed frame body. The beneficial effect of this application is: the horizontal rotation of the rotating mechanism of the rotating assembly drives the bed board body to rotate horizontally, so that the angles of the bed head and the bed tail of the bed board body of the nursing bed are changed, the position of the nursing bed is flexibly adjusted, patients on the nursing bed can be conveniently nursed, and the use convenience of the nursing bed is improved.

Description

Nursing bed

Technical Field

The utility model relates to a nursing bed technical field, concretely relates to nursing bed.

Background

With the accelerated aging process in China, the traditional sleeping bed cannot meet the use requirements of a plurality of semi-incapacitated and full-incapacitated old people and disabled people. The simple act of getting on and off the bed becomes extremely difficult for the above-mentioned population due to the deterioration of physical functions, and often requires the help of nursing staff. In addition, for the health care (such as hair cutting, hair washing, foot trimming and foot washing) of the people who are disabled completely, the bed board which cannot rotate and move in the prior art limits the working space of nursing staff during nursing work, so that the people who need to be nursed and cared are inconveniently better, and the nursing work difficulty is increased.

Disclosure of Invention

The object of the present application is to address the above problems, and to provide a nursing bed.

In a first aspect, the present application provides a nursing bed, comprising a bed frame body, a bed board body and a rotating assembly arranged between the bed frame body and the bed board body; the rotating assembly includes: the bed comprises a bed frame body, a driving mechanism and a rotating mechanism, wherein the driving mechanism is arranged on the bed frame body, the rotating mechanism is connected with the bottom of the bed plate body, and the output end of the driving mechanism is matched and connected with a rotating structure; under the drive of the driving mechanism, the rotating mechanism can drive the bed board body to rotate in the horizontal plane relative to the bed frame body.

According to the technical scheme provided by the embodiment of the application, the rotating mechanism comprises a rotating shaft, a first shaft sleeve part and a reversing assembly; the bed plate comprises a bed plate body, a first shaft sleeve part, a bed plate body and a bedstead body, wherein the first shaft sleeve part is connected with the bedstead body, the rotating shaft is rotatably sleeved in the first shaft sleeve part, one end of the rotating shaft is connected with the output end of the driving mechanism, the reversing assembly is connected with the bed plate body, the reversing assembly is detachably connected with the end, far away from the driving mechanism, of the rotating shaft, the bed plate body is connected with or separated from the rotating shaft through the reversing assembly, when the reversing assembly is connected with the rotating shaft, the rotating shaft drives the bed plate body to rotate horizontally through the reversing assembly, and when the reversing assembly is separated from the rotating shaft, the bed plate body and the reversing assembly can rotate freely and manually in the horizontal plane.

According to the technical scheme provided by the embodiment of the application, the reversing assembly comprises a steering switching rod and a pair of guide pieces, the pair of guide pieces are connected with the bed board body, guide through holes are formed in the pair of guide pieces corresponding to the steering switching rod respectively, and the steering switching rod penetrates through the guide through holes respectively and can slide between the pair of guide pieces in parallel; the end part of the rotating shaft corresponding to the steering switching rod is provided with two pairs of clamping protrusions, each pair of clamping protrusions comprises two clamping protrusions which are arranged in pair, and the central angle between two adjacent clamping protrusions in the two pairs of clamping protrusions is 90 degrees; the end part of the steering switching rod, corresponding to the rotating shaft, is provided with a pair of clamping grooves, the steering switching rod is connected with the rotating shaft when the steering switching rod slides to the pair of clamping grooves and is respectively connected with the pair of clamping protrusions, the steering switching rod is separated from the rotating shaft when the steering switching rod slides to the pair of clamping grooves and is separated from the clamping protrusions, and the reversing switching rod can be manually and freely rotated in the horizontal plane.

According to the technical scheme provided by the embodiment of the application, the first shaft sleeve part comprises a first connecting piece and a first shaft sleeve chamber fixedly connected with the first connecting piece, at least one first bearing is arranged in the first shaft sleeve chamber, and the shaft body of the rotating shaft part is clamped in an inner ring of the first bearing; the first connecting piece is fixedly connected with the bedstead body.

According to the technical scheme provided by the embodiment of the application, the rotating mechanism further comprises a second shaft sleeve part, the second shaft sleeve part comprises a second connecting piece and a second shaft sleeve chamber, a second bearing is arranged in the second shaft sleeve chamber, and a part of a shaft body of the rotating shaft, which protrudes out of the first shaft sleeve chamber, is clamped in an inner ring of the second bearing; the pair of guide members are fixed on the second connecting member, and the second connecting member is fixedly connected with the bottom of the bed board body.

According to the technical scheme that this application embodiment provided, actuating mechanism establishes to the rotation drive pole, through the flexible drive axis of rotation drive pole output in setting for rotation angle range rotation.

According to the technical scheme that this application embodiment provided, the bedstead body includes the apron and establishes the lifting unit below it, lifting unit is used for driving the apron and goes up and down, first connecting piece and apron fixed connection, actuating mechanism fixes on the apron.

According to the technical scheme provided by the embodiment of the application, the bed board body comprises an upper chassis, a turnover assembly and a turnover plate which are sequentially arranged from bottom to top; a plurality of upper trundles are arranged on the upper chassis at equal intervals in the circumferential direction, and the second connecting piece is fixedly connected with the upper chassis; the overturning assembly drives the overturning plate to vertically overturn within a set overturning angle range.

According to the technical scheme provided by the embodiment of the application, the turnover plate is of a sectional structure and comprises a back plate, a thigh plate and a shank plate which are sequentially connected, and the turnover assembly comprises a first turnover driving part, a second turnover driving part and a third turnover driving part which are respectively arranged corresponding to the back plate, the thigh plate and the shank plate; the first overturning driving part drives the backrest plate to overturn within a first overturning angle range, the second overturning driving part drives the thigh plate to overturn within a second overturning angle range, and the third overturning driving part drives the shank plate to overturn within a third overturning angle range.

The invention has the beneficial effects that: the application provides a nursing bed, horizontal rotation through the rotary mechanism of rotatory subassembly drives the bed board body and takes place horizontal rotation to change the angle of the head of a bed and the tailstock of nursing bed board body, adjust the rotation angle position of the relative bedstead body of nursing bed head and tailstock in a flexible way, thereby the convenience is nursed the work to the patient on the nursing bed, improves the convenience that nursing bed used.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present application;

FIG. 2 is a schematic view of a rotary assembly according to a first embodiment of the present disclosure;

FIG. 3 is a schematic view of the structure of FIG. 2 rotated 90;

FIG. 4 is a schematic view of the structure of the bed frame body according to the first embodiment of the present application;

fig. 5 is a schematic structural view of a bed plate body in the first embodiment of the present application;

the text labels in the figures are represented as: 1. a bed frame body; 11. a cover plate; 12. rotating the drive pole; 13. a lower chassis; 14. a lower caster; 15. lifting the electric pole; 16. a lifting driving frame; 171. a first lifting arm; 172. a second lifting arm; 18. a headboard; 19. a bed tail plate; 2. a bed board body; 21. a steering switch lever; 211. a card slot; 22. a guide member; 23. an upper chassis; 241. a back board; 242. a thigh panel; 243. a shank plate; 244. a first inversion driving section; 245. a second inversion driving section; 246. a third inversion driving section; 25. an upper caster; 3. a rotating assembly; 31. a rotating shaft; 311. clamping convex; 32. a first connecting member; 33. a first bushing chamber; 34. a first bearing; 35. a second connecting member; 36. a second bushing chamber; 37. a second bearing.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present invention, the following detailed description of the present invention is provided in conjunction with the accompanying drawings, and the description of the present section is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention in any way.

Fig. 1 to 3 are schematic views illustrating a first embodiment of the present application, which includes a bedstead body 1, a bedplate body 2, and a rotating assembly 3 disposed therebetween, wherein the rotating assembly includes: the bed frame comprises a bed frame body 1, a driving mechanism and a rotating mechanism, wherein the driving mechanism is arranged on the bed frame body 1, the rotating mechanism is connected with the bottom of the bed plate body 2, and the output end of the driving mechanism is matched and connected with the rotating mechanism; under the drive of the driving mechanism, the rotating mechanism can drive the bed board body to rotate in the horizontal plane relative to the bed frame body.

In this embodiment, the purpose that rotating assembly set up drives the bed board body and carries out the horizontal rotation for the bedstead body to the head board and the tailstock at bed board body both ends are rotatory certain angle relative to the bedstead body, conveniently nurses the different positions of the disease of nursing bed.

The bedstead body 1 comprises a cover plate 11 and a lifting assembly arranged below the cover plate 11, the lifting assembly is used for driving the cover plate 11 to lift, and the rotating assembly 3 is connected to the cover plate 11.

In a preferred embodiment, the rotating mechanism comprises a rotating shaft 31, a first bushing portion and a reversing assembly; the utility model discloses a bed board, including bed board body, first axle sleeve portion and bedstead body 1, axis of rotation 31 rotationally overlaps and establishes in first axle sleeve portion and one end is connected with actuating mechanism's output, the switching-over subassembly is connected with bed board body 2, the switching-over subassembly can be dismantled with the one end that actuating mechanism was kept away from to axis of rotation 31 and be connected, the bed board body realizes being connected or breaking away from with the axis of rotation through the switching-over subassembly, and when the switching-over subassembly was connected with the axis of rotation, the axis of rotation drove bed board body horizontal rotation through the switching-over subassembly, and when the switching-over subassembly broke away from with the axis of rotation and be connected, the bed board body was taken the switching-over subassembly and can be in the horizontal plane manual free rotation even.

In a preferred embodiment, the reversing assembly comprises a steering switching rod 21 and a pair of guiding pieces 22, the pair of guiding pieces 22 are connected with the bed board body 2, a pair of guiding pieces 22 are respectively provided with a guiding through hole corresponding to the steering switching rod 21, and the steering switching rod 21 respectively passes through the guiding through holes and can slide in parallel between the pair of guiding pieces 22; the end part of the rotating shaft 31 corresponding to the steering switching rod 21 is provided with two pairs of clamping protrusions 311, each pair of clamping protrusions comprises two clamping protrusions which are arranged in pair, and the central angle between two adjacent clamping protrusions in the two pairs of clamping protrusions is 90 degrees; the end part of the steering switching rod 21 corresponding to the rotating shaft is provided with a pair of clamping grooves 211, the steering switching rod is connected with the rotating shaft when the steering switching rod slides to the pair of clamping grooves and is respectively clamped with the pair of clamping protrusions, the steering switching rod is separated from the rotating shaft when the steering switching rod slides to the pair of clamping grooves and is separated from the clamping, and the reversing switching rod can be manually and freely rotated in the horizontal plane.

In a preferred embodiment, the first bushing portion includes a first connecting member 32 and a first bushing chamber 33 fixedly connected thereto, at least one first bearing 34 is disposed in the first bushing chamber 33, and a part of the rotating shaft 31 is axially engaged in an inner ring of the first bearing 34; the first connecting member 32 is fixedly connected to the bed frame body 1. Preferably, two first bearings 34 are provided in the first boss chamber 33, and the two first bearings 34 are provided in the axial direction of the rotating shaft 31. Since the first link 32 is fixed to the frame body, the first boss chamber 33 is stationary with respect to the frame body, and the rotating shaft 31 rotates within the inner rings of the two first bearings 34.

In a preferred embodiment, the rotating mechanism further comprises a second sleeve part, the second sleeve part comprises a second connecting piece 35 and a second sleeve chamber 36, a second bearing 37 is arranged in the second sleeve chamber, and a part of a shaft body of the rotating shaft, which protrudes out of the first sleeve chamber, is clamped in an inner ring of the second bearing; the pair of guide members are fixed on the second connecting member, and the second connecting member is fixedly connected with the bottom of the bed board body. In the preferred embodiment, the second bearing 37 is provided above the first bearing 34 in the axial direction of the rotating shaft 31, the rotating shaft 31 rotates in the inner ring of the second bearing 37, and the second connecting member 35 is connected to the bed plate body 2.

As can be seen from the above preferred embodiments, since the second connector 35 is fixedly connected to the top board body 2, the steering switch lever 21 is connected to the second connector 35 through the pair of guiding members 22, and the steering switch lever 21 can be connected to the rotating shaft 31 by engaging the engaging groove 211 with the engaging protrusion 311, and can be disengaged from the rotating shaft 31 when the engaging groove 211 is disengaged from the engaging protrusion 311. Moreover, the top end of the rotating shaft 31 is provided with two pairs of clamping protrusions 311, and the two pairs of clamping protrusions 311 are arranged in a 90-degree included angle manner, so that when the steering switching rod 21 is separated from one pair of clamping protrusions 311, the steering switching rod 21 can rotate or slide freely in the gap between the two pairs of clamping protrusions 311, so that the steering switching rod 21 can rotate 90 degrees to be connected with the other pair of clamping protrusions 311, thereby realizing the reversing of the bed board body 2, i.e. the nursing bed, for example, the rotating shaft 31 starts to drive the bed board body 2 to rotate 90 degrees maximally leftwards, after the steering switching rod 21 is clamped with the other pair of clamping protrusions 311, the rotating shaft 31 can drive the bed board body 2 to rotate 90 degrees maximally rightwards, thereby increasing the flexibility of the nursing bed, for example, the nursing bed can rotate leftwards first, thereby facilitating nursing staff to wash feet or nurse feet of patients on the bed, when needing to wash heads or nurse upper body of patients on the bed, the nursing bed can be reversed by switching the connection between the steering switching rod 21 and the other pair of clamping protrusions 311, so that the nursing bed starts to rotate rightwards.

Preferably, the driving mechanism is configured to rotationally drive the electric pole 12, and the rotating shaft 31 is rotated within a set rotation angle range by rotationally driving the telescopic driving shaft at the output end of the electric pole.

When the reversing assembly is connected with the rotating shaft 31, the rotating shaft 31 rotates to drive the reversing assembly and the bed plate body 2 connected with the reversing assembly to horizontally rotate, and when the reversing assembly is separated from the rotating shaft 31, the bed plate body 2 can be manually rotated within a 360-degree range without being in a restraining relation with the movement of the rotating shaft 31. Therefore, when the reversing assembly is connected with the rotating shaft 31, the rotating shaft 31 can rotate within the range of 0-90 degrees, so that the rotating assembly 3 can automatically horizontally rotate the bed board body 2 within the range of 0-90 degrees to meet the nursing angle requirement of the nursing bed.

In this preferred embodiment, the axis of rotation that the horizontal rotation of bed board body passes through among the flexible drive rotating assembly of rotation drive pole carries out the rotation of certain extent to realize the rotation of bed board body, in other preferred embodiments, rotating assembly still can set up to the structure that motor direct drive control bed board body carries out the rotation, can drive the rotatory to the nursing angular position that needs of bed board body when making the output lug connection of motor at the bottom of bed board body. In the preferred embodiment, the rotating component has the function of driving the bed board body to rotate, and can adjust the rotating direction of the bed board body through the reversing component, so that the requirement of the nursing bed for rotating towards a specific direction due to space limitation can be met, or the nursing angle requirement of nursing the upper half of the body first and then nursing the lower half of the body can be met.

In a preferred embodiment, the bed frame body 1 comprises a cover plate 11 and a lifting assembly arranged below the cover plate, the lifting assembly is used for driving the cover plate to lift, the first connecting piece is fixedly connected with the cover plate, and the driving mechanism is fixed on the cover plate.

In this preferred embodiment, as shown in fig. 4, the lifting assembly includes a lower chassis 13, a plurality of lower casters 14 are disposed at the bottom of the lower chassis 13, a lifting electric pole 15 is disposed on the lower chassis 13, an output end of the lifting electric pole 15 is connected to a lifting driving frame 16, the lifting electric pole 15 stretches and retracts to drive the lifting driving frame 16 to horizontally slide, two pairs of hinge kinematic pairs are symmetrically connected between the lifting driving frame 16, the lower chassis 13 and the cover plate 11, each pair of hinge kinematic pairs includes a first lifting arm 171 and a second lifting arm 172, the first lifting arm 171 is hinged to the second lifting arm 172, one end of the first lifting arm 171, which is far away from the second lifting arm 172, is hinged to the cover plate 11, the second lifting arm 172 is configured to be a three-end connection structure, one end of the second lifting arm is hinged to the first lifting arm 171, and the other two ends of the first lifting arm are hinged to the lifting driving frame 16 and the lower chassis 13. The working principle of the lifting assembly is as follows: the lift pole 15 extends, drives the lift drive frame 16 and moves left, and the pull of the lift drive frame 16 makes the second lifting arm 172 rotate counterclockwise around the hinge point with the lower chassis 13, and drives the first lifting arm 171 to rise in the vertical direction, so that the cover plate 11 rises. Therefore, in this embodiment, the bed board body 2 above the bed frame body 1 can move up and down under the action of the lifting assembly, thereby meeting the nursing and using requirements.

In this embodiment, the rotation driving pole 12 is disposed on the cover plate 11, the rotation driving pole 12 has certain stroke limits, which are the maximum stroke and the minimum stroke, respectively, and since the output end of the rotation driving pole 12 is connected to the rotation shaft 31, the rotation driving pole 12 drives the rotation shaft 31 to rotate horizontally within the set rotation angle range when moving between the maximum stroke and the minimum stroke, in this embodiment, the set rotation angle range is 0 ° to 90 °.

In a preferred embodiment, the bed board body 2 comprises an upper chassis 23, a turnover assembly and a turnover plate which are sequentially arranged from bottom to top; a plurality of upper casters 25 are arranged on the upper chassis at equal intervals in the circumferential direction, and the second connecting piece 35 is fixedly connected with the upper chassis 23; the overturning assembly drives the overturning plate to vertically overturn within a set overturning angle range.

In the preferred embodiment, the upper chassis 23 is disposed above the cover plate 11, and the lower edge of each upper caster 25 contacts with the surface of the cover plate 11, so that the cover plate 11 provides support for the bed board body 2, and the upper caster 25 is disposed to facilitate the rotation of the bed board body 2 on the surface of the cover plate 11. In the preferred embodiment, the turnover plate contacting with the human body is arranged to be capable of turning over in a certain range in the vertical direction, which is helpful for lifting, lowering or inclining a patient on the bed by a certain height or angle according to actual needs.

Preferably, as shown in fig. 5, the turning plate is provided with a sectional structure, and includes a back plate 241, a thigh plate 242, and a shank plate 243, which are connected in sequence, and the turning assembly includes a first turning driving part 244, a second turning driving part 245, and a third turning driving part 246, which are respectively provided corresponding to the back plate, the thigh plate, and the shank plate; the first inversion driving unit 244 drives the backrest panel 241 to invert within a first inversion angle range, the second inversion driving unit 242 drives the thigh panel 242 to invert within a second inversion angle range, and the third inversion driving unit 246 drives the thigh panel 243 to invert within a third inversion angle range.

In the preferred embodiment, the turning plate is provided with a plurality of sections, so that each part can be conveniently turned and adjusted respectively, and the back (upper half body), the thighs and the shanks of a patient on the bed can be turned and adjusted respectively, thereby meeting the comfortable requirement or the actual nursing requirement. Meanwhile, because the vertical head board 18 and the vertical tailstock board 19 that set up in both ends of bedstead body 1, rotating assembly 3 is when carrying out the horizontal rotation operation to the upset board, because the restriction of interval makes the horizontal rotation process of upset board limited between head board 18 and the tailstock board 19, consequently, in this embodiment, need carry out the upset of certain angle respectively earlier with each section of upset board to shorten the horizontal interval at upset board both ends, and then carry out axis of rotation 31 and to the holistic horizontal rotation operation of upset board again. In the present preferred embodiment, the telescopic movement of the first tilting driving part 244, i.e., the backrest pole, can drive the tilting angle of the backrest panel 241 to realize the change of the upper half of the user from the lying posture to the sitting posture. Similarly, the second flipping driving part 245, i.e. the stretching motion of the thigh support motor, can drive the thigh support to flip upwards to change the posture of the user's legs; the third flipping driving part 246, i.e. the stretching motion of the calf motor, can drive the calf support plate to flip downwards, but the flip angle has a certain limit condition.

The nursing bed working principle and the left-right reversing working process provided in the embodiment are as follows:

when the turnover plate and the cover plate do not rotate in the forward direction, the backrest plate is turned upwards, the preferred turning angle is larger than 60 degrees (the first turning angle range is maximum 80 degrees), the thigh supporting plate is turned upwards, the preferred turning angle is larger than 15 degrees (the second turning angle range is maximum 20 degrees), the shank supporting plate is turned downwards, and the turning angle is not larger than the upward turning angle of the thigh supporting plate (the third turning angle range is maximum 90 degrees); at the moment, the horizontal distance between the two ends of the turnover plate is shortened, and the condition of horizontal rotation is met;

the rotary driving electric pole is located at the position of the shortest stroke and starts to extend, the rotating shaft starts to rotate leftwards (clockwise) to drive the upper chassis and the turnover plate to rotate leftwards, until the rotary driving electric pole reaches the maximum stroke, the rotating shaft rotates leftwards by 90 degrees compared with the initial position, at the moment, the rotating shaft stops rotating continuously, and the turnover plate rotates leftwards by 90 degrees compared with the initial position and stops rotating.

In the process of nursing bed playback, the rotation drive pole begins to shrink by the maximum stroke position for the returning plate begins to reply right, when the rotation drive pole reached minimum stroke position, the returning plate replied to the position of initial and apron cisoid. The process is that the nursing bed rotates 90 degrees towards the left direction.

When the nursing bed needs to be rotated at most 90 degrees to the right due to the limitation of the practical use space of the nursing bed or the convenience of nursing positions, when the turnover plate and the cover plate do not rotate in the forward direction, the steering switching rod is clamped with the pair of A clamping protrusions of the rotating shaft in the horizontal direction, after the horizontal distance between the two ends of the turnover plate is shortened and adjusted, the steering switching rod is separated from the A clamping protrusion of the rotating shaft, the steering switching rod can freely rotate in the horizontal direction after the steering switching rod is separated from the A clamping protrusion of the rotating shaft, the turnover plate is manually rotated clockwise by 90 degrees to drive the steering switching rod to synchronously rotate, the steering switching rod is clamped with the pair of B-shaped convex blocks in the vertical direction, namely the backrest plate close to one end of the headboard is positioned at the leftmost end and the shank plate close to one end of the footboard is positioned at the rightmost end when the backrest plate and the footboard are not manually rotated for 90 degrees clockwise, and the backrest plate is perpendicular to the shank plate and the cover plate after the backrest plate and the shank plate are manually rotated for 90 degrees;

the rotary drive shaft is then initially driven to extend from the minimum travel position such that the rotational axis rotates clockwise, and when the rotary drive shaft extends to the maximum travel position, the rotational axis rotates 90 ° clockwise such that the back deck rotates to one end of the footboard and the calf deck rotates to one end of the headboard. Thereby realizing the reversing of the nursing bed.

The steering switching rod can change the rotating direction of the turnover bed board so that a user can freely select the rotating direction according to the using condition.

The principles and embodiments of the present application are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present application, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the invention.

Claims

1. A nursing bed is characterized by comprising a bed frame body, a bed board body and a rotating assembly arranged between the bed frame body and the bed board body; the rotating assembly includes: the bed comprises a bed frame body, a driving mechanism and a rotating mechanism, wherein the driving mechanism is arranged on the bed frame body, the rotating mechanism is connected with the bottom of the bed plate body, and the output end of the driving mechanism is matched and connected with a rotating structure; under the drive of the driving mechanism, the rotating mechanism can drive the bed board body to rotate in the horizontal plane relative to the bed frame body.

2. The care bed of claim 1, wherein the rotation mechanism comprises a rotating shaft, a first hub portion, and a reversing assembly; the bed plate comprises a bed plate body, a first shaft sleeve part, a bed plate body and a bedstead body, wherein the first shaft sleeve part is connected with the bedstead body, the rotating shaft is rotatably sleeved in the first shaft sleeve part, one end of the rotating shaft is connected with the output end of the driving mechanism, the reversing assembly is connected with the bed plate body, the reversing assembly is detachably connected with the end, far away from the driving mechanism, of the rotating shaft, the bed plate body is connected with or separated from the rotating shaft through the reversing assembly, when the reversing assembly is connected with the rotating shaft, the rotating shaft drives the bed plate body to rotate horizontally through the reversing assembly, and when the reversing assembly is separated from the rotating shaft, the bed plate body and the reversing assembly can rotate freely and manually in the horizontal plane.

3. The nursing bed of claim 2, wherein the reversing assembly comprises a steering switching rod and a pair of guiding members, the pair of guiding members are connected with the bed board body, a guiding through hole is respectively formed on the pair of guiding members corresponding to the steering switching rod, and the steering switching rod respectively passes through the guiding through holes and can slide in parallel between the pair of guiding members;

the end part of the rotating shaft corresponding to the steering switching rod is provided with two pairs of clamping protrusions, each pair of clamping protrusions comprises two clamping protrusions which are arranged in pair, and the central angle between two adjacent clamping protrusions in the two pairs of clamping protrusions is 90 degrees; the end part of the steering switching rod, corresponding to the rotating shaft, is provided with a pair of clamping grooves, the steering switching rod is connected with the rotating shaft when the steering switching rod slides to the pair of clamping grooves and is respectively connected with the pair of clamping protrusions, the steering switching rod is separated from the rotating shaft when the steering switching rod slides to the pair of clamping grooves and is separated from the clamping protrusions, and the reversing switching rod can be manually and freely rotated in the horizontal plane.

4. The nursing bed of claim 3, wherein the first sleeve portion comprises a first connecting member and a first sleeve chamber fixedly connected with the first connecting member, at least one first bearing is arranged in the first sleeve chamber, and the shaft body of the rotating shaft portion is clamped in an inner ring of the first bearing; the first connecting piece is fixedly connected with the bedstead body.

5. The nursing bed of claim 4, wherein the rotating mechanism further comprises a second sleeve portion, the second sleeve portion comprises a second connecting member and a second sleeve chamber, a second bearing is arranged in the second sleeve chamber, and a part of the rotating shaft protruding out of the first sleeve chamber is clamped in an inner ring of the second bearing; the pair of guide members are fixed on the second connecting member, and the second connecting member is fixedly connected with the bottom of the bed board body.

6. The nursing bed of claim 5, wherein the driving mechanism is configured as a rotary driving shaft, and the rotary driving shaft is rotated within a set rotation angle range by rotating the telescopic driving shaft at the output end of the rotary driving shaft.

7. The nursing bed of claim 6, wherein the bed frame body comprises a cover plate and a lifting assembly arranged below the cover plate, the lifting assembly is used for driving the cover plate to lift, the first connecting piece is fixedly connected with the cover plate, and the driving mechanism is fixed on the cover plate.

8. The nursing bed of claim 7, wherein the bed board body comprises an upper chassis, a turnover assembly and a turnover plate which are arranged from bottom to top in sequence; a plurality of upper trundles are arranged on the upper chassis at equal intervals in the circumferential direction, and the second connecting piece is fixedly connected with the upper chassis; the overturning assembly drives the overturning plate to vertically overturn within a set overturning angle range.

9. The nursing bed of claim 8, wherein the turnover plate is provided in a sectional structure and comprises a back plate, a thigh plate and a shank plate which are connected in sequence, and the turnover assembly comprises a first turnover driving part, a second turnover driving part and a third turnover driving part which are respectively arranged corresponding to the back plate, the thigh plate and the shank plate; the first overturning driving part drives the backrest plate to overturn within a first overturning angle range, the second overturning driving part drives the thigh plate to overturn within a second overturning angle range, and the third overturning driving part drives the shank plate to overturn within a third overturning angle range.