Multifunctional intelligent bed

Abstract

The invention belongs to the technical field of rehabilitation equipment, and relates to a multifunctional intelligent bed which comprises a base, an upper body exercising area and a lower body exercising area, and the upper body exercising area and the lower body exercising area are arranged above the base. The main body part comprises a plurality of first movable rods and second movable rods which are arranged in parallel, the first movable rods and the second movable rods are arranged in a staggered manner, and the first movable rods can rotate relative to the second movable rods; the lower body exercising area comprises a thigh exercising area and a shank exercising area which are rotationally connected, the base is rotationally connected with the thigh exercising area, a thigh supporting plate is arranged in the thigh exercising area, a shank supporting plate is arranged in the shank exercising area, and the thigh exercising area and the shank exercising area are rotationally connected. The arm supporting plate, the thigh supporting plate and the shank supporting plate can be lifted or lowered. According to the multifunctional intelligent bed, conversion of multiple postures can be conducted, and the rehabilitation effect is good.

Description

A multifunctional smart bed Technical Field

[0001] This invention belongs to the field of rehabilitation equipment, specifically relating to a multifunctional intelligent bed. Background Technology

[0002] For patients who are partially self-reliant or have just undergone surgery, physical rehabilitation training is often necessary. This involves physical therapy, muscle training, and functional recovery of the limbs, such as transitioning from lying down to sitting, from sitting to standing, and from lying flat to turning over. Timely and correct rehabilitation treatment is an irreplaceable step in maximizing functional recovery, returning to daily life and work, and improving quality of life. However, currently, these movements generally require manual operation, consuming significant manpower and increasing labor costs. Even with rehabilitation beds available, their functions are often limited and cannot meet the rehabilitation needs of patients. Summary of the Invention

[0003] To address at least one of the aforementioned technical problems, this invention provides a multifunctional smart bed that allows for multiple posture transitions and provides good rehabilitation results.

[0004] To achieve the above objectives, the present invention adopts the following technical solution:

[0005] A multifunctional smart bed includes a base and upper body exercise areas and lower body exercise areas disposed above the base. The upper body exercise areas and lower body exercise areas are rotatably connected. The upper body exercise area includes two arm support plates and a main body located between the two arm support plates. The main body includes multiple parallel first and second movable rods. The multiple first movable rods are connected to one of the arm support plates, and the multiple second movable rods are connected to the other arm support plate. The first and second movable rods are staggered, and the first movable rods are rotatable relative to the second movable rods. The lower body exercise area includes a thigh exercise area and a calf exercise area rotatably connected. The base and the thigh exercise area are rotatably connected. The thigh exercise area is provided with a thigh support plate, and the calf exercise area is provided with a calf support plate. The arm support plates, thigh support plates, and calf support plates are rotatable.

[0006] In a preferred embodiment, the main body further includes a first rotating shaft and a second rotating shaft arranged in parallel. The first movable rod rotates around the first rotating shaft, and the second movable rod rotates around the second rotating shaft. A first mounting plate is provided below the first rotating shaft and the second rotating shaft. The first mounting plate is provided with a first driving mechanism for driving the first movable rod to rotate and a second driving mechanism for driving the second movable rod to rotate. The first driving mechanism includes a first motor, a first threaded screw, and a first movable shaft rotatably connected to the first threaded screw. The first movable shaft and the first movable rod are rotatably connected. The second driving mechanism includes a second motor, a second threaded screw, and a second movable shaft rotatably connected to the second threaded screw. The second movable shaft and the second movable rod are rotatably connected.

[0007] In a preferred embodiment, a second mounting plate is provided below the arm support plate and the thigh support plate. The second mounting plate is provided with a third driving mechanism to drive the arm support plate or the thigh support plate to lift or lower. The third driving mechanism includes a third motor disposed on the second mounting plate, a driving wheel and a driven wheel connected to the third motor, a conveyor belt wound around the driving wheel and the driven wheel, and a first connecting assembly connected to the driven wheel. The first connecting assembly moves back and forth on the arm support plate or the thigh support plate.

[0008] In a preferred embodiment, the calf exercise area is provided with a fourth drive mechanism for driving the calf support plate to lift or lower. The fourth drive mechanism includes a fourth motor, a third threaded screw, and a second connecting assembly rotatably connected to the third threaded screw. The second connecting assembly moves back and forth on the calf support plate.

[0009] In a preferred embodiment, a bench and a fifth drive mechanism for driving the bench to move vertically are provided between the upper body exercise area and the thigh exercise area. The fifth drive mechanism includes a fifth motor, a gear connected to the fifth motor, and a rack assembly connected to the gear. The bench is disposed on the rack assembly.

[0010] In a preferred embodiment, the thigh exercise area has a downwardly extending guide block, the rack assembly includes a rack and sliders disposed on both sides of the rack, the stool and the sliders are fixedly connected, and the sliders are provided with grooves for the guide block to be inserted.

[0011] In a preferred embodiment, a commode mechanism is provided between the two thigh support plates. The commode mechanism includes an upper cover and a sixth drive mechanism disposed below the upper cover. The sixth drive mechanism includes a sixth motor, a fourth threaded screw connected to the sixth motor, and a swing arm. One end of the swing arm is rotatably connected to the fourth threaded screw, and the other end is rotatably connected to the bracket of the thigh exercise area. The middle part of the swing arm is fixedly connected to the upper cover to drive the upper cover to rotate. The bracket is provided with a slide for installing the commode.

[0012] In a preferred embodiment, the upper body exercise area and the thigh exercise area, and the thigh exercise area and the calf exercise area are rotatably connected by a rotating mechanism, which includes a seventh motor, a fifth threaded screw, and a rotating assembly disposed between the upper body exercise area and the thigh exercise area, and the thigh exercise area and the calf exercise area.

[0013] In a preferred embodiment, the rotating assembly includes a first connecting shaft disposed in the upper body exercise area, a second connecting shaft disposed in the thigh exercise area, and a third connecting shaft disposed in the calf exercise area, wherein the first connecting shaft and the second connecting shaft, and the second connecting shaft and the third connecting shaft are connected by connecting pins.

[0014] In a preferred embodiment, the multifunctional smart bed further includes a display screen and an operation panel disposed on the base, the operation panel being provided with operation buttons and an operation lever; the plurality of multifunctional smart beds further include a seventh drive mechanism, the seventh drive mechanism including an electric push rod, one end of the electric push rod being rotatably connected to the base, and the other end being rotatably connected to the bracket.

[0015] The present invention adopts the above solution, which has the following advantages compared with the prior art:

[0016] This invention relates to a multifunctional smart bed with lying, sitting, and standing positions. In the lying position, both the upper and lower body exercise areas are horizontal or on the same horizontal plane. In the sitting position, the upper body exercise area rotates 90° relative to the thigh exercise area, and the calf exercise area rotates 90° relative to the thigh exercise area. In the standing position, the thigh exercise area rotates 180° relative to the base, thus rotating the entire multifunctional smart bed 180°, with both the upper and lower body exercise areas in a vertical position or on the same vertical plane. In any of these positions, the arm support plate, thigh support plate, and calf support plate can be raised and lowered to achieve the purpose of physical exercise or rehabilitation. Furthermore, in the lying position, the first or second movable rod can be rotated to achieve left or right turning. This multifunctional smart bed allows for free switching between multiple postures, including turning over, and the limb support plates can be raised and lowered repeatedly, resulting in good rehabilitation effects. Attached Figure Description

[0017] To more clearly illustrate the technical solution of the present invention, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Figure 1 is a perspective view of the multifunctional smart bed in a lying position according to an embodiment of the present invention;

[0019] Figure 2 is another perspective view of the multifunctional smart bed in a lying position according to an embodiment of the present invention;

[0020] Figure 3 is a perspective view of the multifunctional smart bed according to an embodiment of the present invention in a supine state, with one arm support plate and one thigh support plate raised.

[0021] Figure 4 is a perspective view of the multifunctional smart bed in a rolling state according to an embodiment of the present invention;

[0022] Figure 5 is another perspective view of the multifunctional smart bed in the turning-over state according to an embodiment of the present invention;

[0023] Figure 6 is a perspective view of the multifunctional smart bed in a sitting state according to an embodiment of the present invention;

[0024] Figure 7 is another perspective view of the multifunctional smart bed in a sitting state according to an embodiment of the present invention;

[0025] Figure 8 is a schematic diagram of a stool and toilet mechanism according to an embodiment of the present invention;

[0026] Figure 9 is another schematic diagram of a stool according to an embodiment of the present invention;

[0027] Figure 10 is a perspective view of the multifunctional smart bed in a standing state according to an embodiment of the present invention;

[0028] Figure 11 is another perspective view of the multifunctional smart bed in the standing state according to an embodiment of the present invention.

[0029] in,

[0030] 1. Upper body exercise area; 11. Arm support plate; 12. Main body; 121. First movable rod; 122. Second movable rod; 123. First pivot; 124. Second pivot; 125. First mounting plate; 126. First drive mechanism; 1261. First motor; 1262. First threaded screw; 1263. First movable shaft;

[0031] 2. Lower body exercise area; 21. Thigh support plate; 22. Second mounting plate; 23. Third drive mechanism; 231. Third motor; 232. Drive wheel; 233. Driven wheel; 234. Conveyor belt; 235. First connecting assembly; 2351. Connecting rod; 2352. Drive wheel; 24. Thigh exercise area; 241. Guide block; 242. Bracket; 2421. Slide rail; 25. Calf exercise area; 251. Fourth motor; 252. Third threaded screw; 253. Second connecting assembly; 254. Calf support plate;

[0032] 3. Stool; 31. Fifth drive mechanism; 311. Fifth motor; 312. Gear; 313. Rack assembly; 3131. Rack; 3132. Slider; 3133. Slide rail;

[0033] 4. Toilet bowl mechanism; 41. Top cover; 42. Sixth drive mechanism; 421. Sixth motor; 422. Fourth threaded screw; 423. Swing arm; 424. Rotating shaft; 43. Toilet bowl;

[0034] 5. Rotating mechanism; 51. Seventh motor; 52. Fifth threaded screw; 53. Rotating assembly; 531. First connecting shaft; 532. Second connecting shaft; 533. Third connecting shaft;

[0035] 6. Base; 61. Display screen; 62. Control panel; 621. Operation button; 622. Control lever; 63. Driven roller; 64. Driven roller; 7. Headrest; 8. Battery; 9. Electric push rod. Detailed Implementation

[0036] The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art. It should be noted that the description of these embodiments is for the purpose of aiding understanding the present invention, but does not constitute a limitation thereof. Furthermore, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0037] Referring to Figures 1 to 11, this embodiment provides a multifunctional smart bed, including a base 6 and an upper body exercise area 1 and a lower body exercise area 2 disposed on the base 6. The upper body exercise area 1 mainly realizes the up-and-down swinging of the arms and the turning over movement, while the lower body exercise area 2 mainly realizes the up-and-down swinging of the legs. The upper body exercise area 1 and the lower body exercise area 2 are rotatably connected, and the base 6 and the lower body exercise area 2 are rotatably connected, so that the multifunctional smart bed can be adjusted to a sitting state, a standing state, and a lying state as shown in Figure 1.

[0038] Specifically, the lower body exercise area 2 includes a thigh exercise area 24 and a calf exercise area 25. During rehabilitation training, the thighs are placed on the thigh exercise area 24, and the calves are placed on the calf exercise area 25. Further, referring to Figures 1, 4, and 5, the upper body exercise area 1 includes two arm support plates 11 and a main body 12 located between the two arm support plates 11. The lower body exercise area 2 includes two thigh support plates 21 and two calf support plates 254. All three support plates (arm, thigh, and calf) can be raised or lowered.

[0039] The upper body exercise area 1 and the thigh exercise area 24, and the thigh exercise area 24 and the calf exercise area 25 are rotatably connected by a rotating mechanism 5. The rotating mechanism 5 includes a seventh motor 51, a fifth threaded screw 52, ​​and a rotating assembly 53 disposed between the upper body exercise area 1 and the thigh exercise area 24, and the thigh exercise area 24 and the calf exercise area 25. The seventh motor 51 is rotatably connected to the motor mounting bracket on the main body 12, and the fifth threaded screw 52 is rotatably connected to the bracket 242 on the thigh exercise area 24.

[0040] Referring to Figure 1, the rotating assembly 53 includes a first connecting shaft 531 disposed in the upper body exercise area 1, a second connecting shaft 532 disposed in the thigh exercise area 24, and a third connecting shaft 533 disposed in the calf exercise area 25. The first connecting shaft 531 and the second connecting shaft 532, the second connecting shaft 532 and the third connecting shaft 533 are connected by connecting pins. The first connecting shaft 531 is located between the two second connecting shafts 532, and the third connecting shaft 533 is located between the two second connecting shafts 532. During operation, the seventh motor 51 drives the fifth threaded screw 52 to move axially. The fifth threaded screw 52 drives the thigh exercise area 24 or the calf exercise area 25 to rotate. The calf exercise area 25 and the thigh exercise area 24 rotate around the third connecting shaft 533 and the second connecting shaft 532, and the upper body exercise area 1 and the thigh exercise area 24 rotate around the first connecting shaft 531 and the second connecting shaft 532 to realize the change of the smart bed posture. The linear movement of the threaded screw driven by the motor is prior art and is not the focus of this invention, so it will not be described in detail here.

[0041] Furthermore, referring to Figure 4, the main body 12 includes a plurality of parallel first movable rods 121 and second movable rods 122. The plurality of first movable rods 121 are connected to one of the arm support plates, and the plurality of second movable rods 122 are connected to another arm support plate. The first movable rods 121 and second movable rods 122 are staggered, and the first movable rods 121 are rotatable relative to the second movable rods 122. During a turning motion, the first movable rod 121 and one of the arm support plates, or the second movable rod 122 and another arm support plate, flip over.

[0042] As shown in Figures 4 and 5, the main body 12 also includes a first rotating shaft 123 and a second rotating shaft 124 arranged in parallel. A first movable rod 121 rotates around the first rotating shaft 123, and a second movable rod 122 rotates around the second rotating shaft 124. A first mounting plate 125 is provided below the first rotating shaft 123 and the second rotating shaft 124. The first mounting plate 125 is provided with a first driving mechanism 126 for driving the first movable rod 121 to rotate and a second driving mechanism for driving the second movable rod 122 to rotate. The first driving mechanism 126 includes a motor mounting frame, a first motor 1261 mounted on the motor mounting frame, a first threaded screw 1262, and a first movable shaft 1263 rotatably connected to the first threaded screw 1262. The first movable shaft 1263 and the first movable rod 121 are rotatably connected. The second driving mechanism includes a motor mounting frame, a second motor mounted on the motor mounting frame, a second threaded screw, and a second movable shaft rotatably connected to the second threaded screw. The second movable shaft and the second movable rod 122 are rotatably connected. That is, the first driving mechanism 126 and the second driving mechanism have the same structure. Taking the first drive mechanism 126 as an example, the first movable shaft 1263 is shaped like an "L". One end of the first movable shaft 1263 is rotatably connected to two adjacent first movable rods 121 via a rotating shaft, and the other end is rotatably connected to the first threaded screw 1262. The middle part of the first movable shaft 1263 is sleeved on the first rotating shaft 123. During operation, the first motor 1261 drives the first threaded screw 1262 to move axially. As the first threaded screw 1262 moves, it drives the first movable shaft 1263 to move. The first movable shaft 1263 pulls multiple first movable rods 121 to rotate together to achieve the purpose of turning over. Before operation, the rotation angle and time of the first movable rods 121 and the second movable rods 122 can be adjusted by setting the working parameters of the motor.

[0043] A thigh support plate 21 is disposed on the thigh exercise area 24, and a calf support plate 254 is disposed on the calf exercise area 25. Referring to Figure 7, a second mounting plate 22 is provided below the arm support plate 11 and the thigh support plate 21. A third drive mechanism 23 is provided on the second mounting plate 22 to drive the arm support plate 11 or the thigh support plate 21 to lift or lower. The third drive mechanism 23 includes a third motor 231 disposed on the second mounting plate 22, a drive wheel 232 connected to the output shaft of the third motor 231, a driven wheel 233, a conveyor belt 234 wound around the drive wheel 232 and the driven wheel 233, and a first connecting assembly 235 connected to the driven wheel 233. 5 is connected to the arm support plate 11 or the thigh support plate 21. The third motor 231 drives the drive wheel 232 to rotate, and the driven wheel 233 rotates accordingly under the action of the conveyor belt 234. The first connecting component 235 moves back and forth on the thigh support plate 21 or the arm support plate 11. Specifically, the first connecting component 235 includes a connecting rod 2351 and a drive wheel 2352. One end of the connecting rod 2351 is welded and fixed to the driven wheel 233, and the other end is connected to the drive wheel 2352. The drive wheel 2352 moves back and forth on the arm support plate 11 or the thigh support plate 21.

[0044] Referring to Figure 2, the calf exercise area 25 is provided with a fourth drive mechanism for driving the calf support plate 254 to lift or lower. The fourth drive mechanism includes a fourth motor 251, a third threaded screw 252, and a second connecting assembly 253 rotatably connected to the third threaded screw 252. The structure of the second connecting assembly 253 is similar to that of the first connecting assembly 235, including a connecting rod. One end of the connecting rod is rotatably connected to the third threaded screw 252, and the other end is connected to a drive wheel. The drive wheel is mounted on the calf support plate 254 and moves back and forth on the calf support plate 254. The connecting rod is L-shaped, and its middle part is rotatably connected to the calf exercise area 25 via a rotating shaft.

[0045] Referring to Figures 8 to 10, a seat 3 and a fifth drive mechanism 31 are located between the upper body exercise area 1 and the thigh exercise area 24. The fifth drive mechanism 31 is used to drive the seat 3 to move vertically. Here, vertical movement refers to a relatively flat lying position, with "up" being higher than the bed and "down" being lower. The fifth drive mechanism 31 includes a fifth motor 311, a gear 312 connected to the fifth motor 311, and a rack assembly 313 connected to the gear 312. The seat 3 is mounted on the rack assembly 313. Furthermore, the thigh exercise area 24 has a downwardly extending guide block 241. The rack assembly 313 includes a rack 3131 and sliders 3132 disposed on both sides of the rack 3131. The seat 3 and the sliders 3132 are fixedly connected. The sliders 3132 are provided with grooves 3133 for the guide block 241 to be inserted. During operation, the fifth motor 311 drives the gear 312 to rotate, and the gear 312 drives the rack assembly 313 to move in the vertical direction, which in turn drives the stool 3 to move in the vertical direction. The guide block 241 plays a guiding role.

[0046] When the multifunctional smart bed is converted to the standing position as shown in Figure 10, the patient can sit on the stool 3 for rehabilitation training. Furthermore, the multifunctional smart bed also includes a seventh drive mechanism, specifically an electric push rod 9. One end of the electric push rod 9 is rotatably connected to the base 6, and the other end is rotatably connected to the support 242 of the thigh exercise area 24. When the multifunctional smart bed is converted from a lying position to a standing position, the entire bed is rotated 180° using the pushing action of the electric push rod 9, making the posture change convenient.

[0047] A commode mechanism 4 is provided between the two thigh support plates 21. The commode mechanism 4 includes an upper cover 41, a sixth drive mechanism 42 located below the upper cover 41, and a commode 43. The sixth drive mechanism 42 includes a sixth motor 421, a fourth threaded rod 422 connected to the sixth motor 421, and a swing arm 423. One end of the swing arm 423 is rotatably connected to the fourth threaded rod 422, and the other end is rotatably connected to the support 242 of the thigh exercise area 24 via a rotating shaft 424. The middle part of the swing arm 423 is fixedly connected to the upper cover 41 to drive the upper cover 41 to rotate. Specifically, the sixth motor 421 is mounted on the bracket 242 via a motor mounting plate. The swing arm 423 is L-shaped. During operation, the sixth motor 421 rotates, driving the fourth threaded screw 422 to move axially. As the fourth threaded screw 422 moves, it causes the swing arm 423 to swing. The middle part of the swing arm 423 is fixedly connected to the upper cover 41, so the upper cover 41 can rotate with it. When it is time to use the toilet, the swing arm 423 moves the upper cover 41 to below the bracket 242, changing the upper cover 41 from a horizontal state as shown in Figure 8 to a vertical state. Furthermore, the bracket 242 is provided with a slide 2421 for installing the toilet bowl 43. When the upper cover 41 moves directly below the bracket 242, the toilet bowl 43 can be manually placed onto the slide 2421. The slide 2421 serves to support and guide the toilet bowl 43.

[0048] The entire movement of this multifunctional smart bed is controlled by a controller. A display screen 61 and an operation panel 62 are located above the base 6, while two active rollers 63 and two passive rollers 64 are located below the base 6. The operation panel 62 has operation buttons 621 and a joystick 622. The display screen 61 can be used to display various physical parameters of the patient or for entertainment purposes. The operation buttons 621 are used to control the switching of the multifunctional smart bed's posture; for example, number 1 represents a sitting position, and number 2 represents a standing position. Both active rollers 63 are driven by a servo motor, and the passive rollers 64 move along with the active rollers 63. When needed, the joystick 622 controls the direction of movement of the multifunctional smart bed. The entire device can move forward and backward, turn, and move at a constant or variable speed on the ground, driven by the active rollers 63 and passive rollers 64.

[0049] The multifunctional smart bed includes a headrest 7 and a battery 8. The headrest 7 is connected to the upper body exercise area 1. The battery 8 is the power source and is located on the base 6 to supply power to the device.

[0050] This embodiment of the multifunctional smart bed has lying, sitting, and standing states. In the lying state, the upper body exercise area 1 and the lower body exercise area 2 are both horizontal or on the same horizontal plane. In the sitting state, the upper body exercise area 1 rotates 90° relative to the thigh exercise area 24, and the calf exercise area 25 rotates 90° relative to the thigh exercise area 24. In the standing state, the thigh exercise area 24 rotates 180° relative to the base 6, thereby rotating the entire multifunctional smart bed 180°, with the upper body exercise area 1 and the lower body exercise area 2 both in a vertical position or on the same vertical plane. In any of the above states, the purpose of exercising or rehabilitation can be achieved by controlling the raising and lowering of the arm support plate 11, thigh support plate 21, and calf support plate 254. In addition, in the lying state, the purpose of turning over to the left or right can be achieved by rotating the first movable rod 121 or the second movable rod 122. The multifunctional smart bed in this embodiment can not only switch between standing, lying down and sitting, but also turn over, and raise and lower the arms and legs, providing comprehensive rehabilitation training. It has complete functions and good rehabilitation effect.

[0051] As indicated in this specification and claims, the terms "comprising" and "including" only indicate the inclusion of expressly identified steps and elements, and these steps and elements do not constitute an exclusive list; the method or apparatus may also include other steps or elements. The term "and / or" as used herein includes any combination of one or more of the associated listed items.

[0052] It should be noted that, unless otherwise specified, when a feature is referred to as "fixed" or "connected" to another feature, it can be directly fixed or connected to the other feature, or indirectly fixed or connected to the other feature. Furthermore, the descriptions of "up," "down," "left," and "right" used in this invention are only relative to the relative positional relationships of the various components of the invention in the accompanying drawings.

[0053] The above embodiments are merely illustrative of the technical concept and features of the present invention, and are preferred embodiments. Their purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, and they should not be construed as limiting the scope of protection of the present invention. All equivalent transformations or modifications made according to the principles of the present invention should be covered within the scope of protection of the present invention.

Claims

1. A multifunctional intelligent bed, characterized in that, The device includes a base and upper and lower body exercise areas positioned above the base. The upper and lower body exercise areas are rotatably connected. The upper body exercise area includes two arm support plates and a main body located between the two arm support plates. The main body includes multiple parallel first and second movable rods. The multiple first movable rods are connected to one of the arm support plates, and the multiple second movable rods are connected to the other arm support plate. The first and second movable rods are staggered, and the first movable rods are rotatable relative to the second movable rods. The lower body exercise area includes a thigh exercise area and a calf exercise area rotatably connected. The base and the thigh exercise area are rotatably connected. The thigh exercise area is provided with a thigh support plate, and the calf exercise area is provided with a calf support plate. The arm support plates, thigh support plates, and calf support plates are rotatable.

2. The multifunctional intelligent bed according to claim 1, characterized in that, The main body also includes a first rotating shaft and a second rotating shaft arranged in parallel. The first movable rod rotates around the first rotating shaft, and the second movable rod rotates around the second rotating shaft. A first mounting plate is provided below the first rotating shaft and the second rotating shaft. The first mounting plate is provided with a first driving mechanism for driving the first movable rod to rotate and a second driving mechanism for driving the second movable rod to rotate. The first driving mechanism includes a first motor, a first threaded screw, and a first movable shaft rotatably connected to the first threaded screw. The first movable shaft and the first movable rod are rotatably connected. The second driving mechanism includes a second motor, a second threaded screw, and a second movable shaft rotatably connected to the second threaded screw. The second movable shaft and the second movable rod are rotatably connected.

3. The multifunctional intelligent bed according to claim 2, characterized in that, A second mounting plate is provided below the arm support plate and the thigh support plate. A third drive mechanism is provided on the second mounting plate to drive the arm support plate or the thigh support plate to lift or lower. The third drive mechanism includes a third motor provided on the second mounting plate, a drive wheel and a driven wheel connected to the third motor, a conveyor belt wound around the drive wheel and the driven wheel, and a first connecting assembly connected to the driven wheel. The first connecting assembly moves back and forth on the arm support plate or the thigh support plate.

4. The multifunctional intelligent bed according to claim 3, characterized in that, The calf exercise area is provided with a fourth drive mechanism for driving the calf support plate to rise or fall. The fourth drive mechanism includes a fourth motor, a third threaded screw, and a second connecting assembly rotatably connected to the third threaded screw. The second connecting assembly moves back and forth on the calf support plate.

5. The multifunctional intelligent bed according to claim 1, characterized in that, Between the upper body exercise area and the thigh exercise area is a stool and a fifth drive mechanism for driving the stool to move up and down. The fifth drive mechanism includes a fifth motor, a gear connected to the fifth motor, and a rack assembly connected to the gear. The stool is mounted on the rack assembly.

6. The multifunctional intelligent bed according to claim 5, characterized in that, The thigh exercise area has a downwardly extending guide block, the rack assembly includes a rack and sliders disposed on both sides of the rack, the stool and the sliders are fixedly connected, and the sliders are provided with grooves for the guide block to be inserted.

7. The multifunctional intelligent bed according to claim 1, characterized in that, A commode mechanism is provided between the two thigh support plates. The commode mechanism includes an upper cover and a sixth drive mechanism disposed below the upper cover. The sixth drive mechanism includes a sixth motor, a fourth threaded screw connected to the sixth motor, and a swing arm. One end of the swing arm is rotatably connected to the fourth threaded screw, and the other end is rotatably connected to the bracket of the thigh exercise area. The middle part of the swing arm is fixedly connected to the upper cover to drive the upper cover to rotate. The bracket is provided with a slide for installing the commode.

8. The multifunctional intelligent bed according to claim 7, characterized in that, The upper body exercise area and the thigh exercise area, as well as the thigh exercise area and the calf exercise area, are rotatably connected by a rotating mechanism. The rotating mechanism includes a seventh motor, a fifth threaded screw, and a rotating component disposed between the upper body exercise area and the thigh exercise area, as well as the thigh exercise area and the calf exercise area.

9. The multifunctional intelligent bed according to claim 8, characterized in that, The rotating assembly includes a first connecting shaft disposed in the upper body exercise area, a second connecting shaft disposed in the thigh exercise area, and a third connecting shaft disposed in the calf exercise area. The first connecting shaft and the second connecting shaft, and the second connecting shaft and the third connecting shaft are connected by connecting pins.

10. The multifunctional intelligent bed according to claim 9, characterized in that, The multifunctional smart bed also includes a display screen and an operation panel mounted on the base, the operation panel being equipped with operation buttons and a control lever; the multifunctional smart bed also includes a seventh drive mechanism, the seventh drive mechanism including an electric push rod, one end of which is rotatably connected to the base, and the other end of which is rotatably connected to the support frame.

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