CN115487010B

CN115487010B - Orthopedics patient is with supplementary nursing bed that promotes

Info

Publication number: CN115487010B
Application number: CN202211047231.9A
Authority: CN
Inventors: 牛志霞; 毕龙; 高嘉锴; 袁志; 宋晨; 张慧; 全伟
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-08-22
Anticipated expiration: 2042-08-29
Also published as: CN115487010A

Abstract

The invention relates to the technical field of medical equipment, and discloses an auxiliary lifting nursing bed for orthopaedics patients, which comprises a nursing bed body, wherein the detection device comprises a rectangular shell, a sliding rheostat, a stirring block, a first spring and a rotating shaft, the rectangular shell is connected to the nursing bed body, the sliding rheostat is fixedly connected to the inner side wall of the rectangular shell, the stirring block is slidingly connected to the inner side of the rectangular shell, the stirring block slides on the sliding rheostat, the first spring is fixedly connected between the stirring block and the inner side wall of the rectangular shell, and the rotating shaft is rotatably connected to one side of the stirring block far away from the sliding rheostat. This orthopedics patient is with supplementary nursing bed that promotes, through the cooperation effect between motor, rotating block, ratchet ring, rolling disc and the wind-up roll, and then realized trading the leaflet and to the purpose that the patient stood up to solved and trade the sheet and need remove the patient from the sick bed, this operation is very difficult, at the problem that removes patient in-process probably can cause the injury to it simultaneously.

Description

Orthopedics patient is with supplementary nursing bed that promotes

Technical Field

The invention relates to the technical field of medical equipment, in particular to an auxiliary lifting nursing bed for orthopedics patients.

Background

The orthopedic patient is required to rest in bed during rehabilitation after operation, so that the sickbed for nursing is corresponding to the rehabilitation auxiliary nursing of the orthopedic patient, and the sickbed generally has the functions of rising, bending legs up and down, sitting down and the like.

The existing nursing bed for the orthopaedics patient for assisting in lifting mainly has the following technical defects: firstly, the traditional nursing bed for the orthopaedics patient needs to be manually operated by medical staff for nursing bed auxiliary lifting and turning over the patient, and the patient needs to be removed from the sickbed, so that the operation is very difficult for some patients who have just done surgery, and meanwhile, the patient can be possibly injured in the process of moving the patient; secondly, if the rolling roller is used for rolling the bed sheet to achieve the purposes of changing the bed sheet and turning over the patient, the traditional rolling roller is mainly driven by a motor, and general motor equipment cannot control the rotating speed of the rolling roller according to specific events of changing the bed sheet or turning over the patient, so that the intelligent operation cannot be achieved.

Disclosure of Invention

The invention aims to provide an auxiliary lifting nursing bed for orthopedics patients, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an orthopedics patient is with supplementary nursing bed that promotes, includes the nursing bed body, the both sides of nursing bed body are all fixedly connected with detection device, the inboard fixedly connected with adjusting device of nursing bed body, fixedly connected with controlling means on the nursing bed body, and controlling means sets up about detection device symmetry, fixedly connected with power device on the controlling means;

the detection device comprises a rectangular shell, a slide rheostat, a stirring block, a first spring and a rotating shaft, wherein the rectangular shell is fixedly connected to the nursing bed body, the slide rheostat is fixedly connected to the inner side wall of the rectangular shell, the stirring block is slidably connected to the inner side of the rectangular shell and slides on the slide rheostat, the first spring is fixedly connected between the stirring block and the inner side wall of the rectangular shell, and the rotating shaft is connected to one side, far away from the slide rheostat, of the stirring block.

When a patient is changed or turned over, two situations exist in the operation of changing the bedsheet, the first situation is that the patient is on a sickbed, and then the operation of changing the bedsheet is the same as the operation of turning over the patient, so that the bedsheet is tensioned in the process of rolling up the bedsheet due to the self weight of the patient, then the bedsheet pushes the rotating shaft to drive the stirring block to slide upwards at the sliding rheostat, the resistance value inside the sliding rheostat is changed, the resistance value inside the sliding rheostat is increased, and the current introduced into the motor is reduced due to the electrical connection between the sliding rheostat and the motor, so that the rotating speed of the motor to drive the rolling roller is reduced, and the operation of turning over the patient is more stable;

further, adjusting device includes rectangular plate, fixed bed board, first electric telescopic handle, goes up bed board and interlock structure, the inboard fixedly connected with rectangular plate of the nursing bed body, the inboard of the nursing bed body just is at the fixed bed board of the upside fixedly connected with of rectangular plate, the first electric telescopic handle of fixedly connected with on the rectangular plate, the one end of keeping away from the rectangular plate of first electric telescopic handle rotates and is connected with the bed board, go up the bed board and be connected for rotating with fixed bed board, one side that the bed board was kept away from to fixed bed board rotates and is connected with the interlock structure.

Further, the structure of interlock structure includes second electric telescopic handle, middle part bed board, connecting rod, third electric telescopic handle and lower bed board, one side that the fixed bed board kept away from the bed board rotates and is connected with the middle part bed board, still fixedly connected with second electric telescopic handle on the rectangular plate, second electric telescopic handle is connected for rotating with the middle part bed board, still fixedly connected with third electric telescopic handle on the rectangular plate, the one end that the rectangular plate was kept away from to the third electric telescopic handle rotates and is connected with lower bed board, rotate through the connecting rod between lower bed board and the middle part bed board and be connected.

When the actions such as rising, rising and falling of legs, sitting and the like are needed to be realized for a patient, medical staff drives the upper bed plate, the middle bed plate and the lower bed plate to rotate by controlling the lifting of the rectangular plate, the second electric telescopic rod and the first electric telescopic rod;

further, controlling means includes shell, rotor, dwang, spliced pole and restriction device, fixedly connected with shell on the nursing bed body, the inside of shell is provided with the rotor, one side fixedly connected with dwang that the shell was kept away from to the rotor, dwang other end fixedly connected with spliced pole, the axial outside of rotor is provided with restriction device.

Further, the structure of restriction device includes restriction magnetic path, fixed frame, coil and second spring, the axial outside of rotor is provided with the restriction magnetic path, the outside sliding connection of restriction magnetic path has fixed frame, the inside wall of fixed frame and shell is fixed connection, one side fixedly connected with coil that the restriction magnetic path was kept away from to fixed frame, fixedly connected with second spring between the inside wall of restriction magnetic path and fixed frame.

When the winding roller is required to be adjusted in the angle position, the current in the coil is disconnected, and the winding roller is further rotated manually, so that the winding roller is rotated to the required angle position;

further, power device includes motor, turning block, ratchet ring and coiling mechanism, one side fixedly connected with motor that the spliced pole is close to nursing bed body center, one side transmission that the spliced pole was kept away from to the motor is connected with the turning block, the inboard fixedly connected with ratchet ring of turning block, the axial inboard of ratchet ring is provided with the coiling mechanism.

Further, the structure of coiling mechanism includes rolling disc, swing piece, third spring and wind-up roll, the axial inboard of ratchet ring is provided with the rolling disc, rotate on the rolling disc and be connected with evenly distributed's swing piece, fixedly connected with third spring between swing piece and the rolling disc, one side fixedly connected with wind-up roll that the rolling disc is close to nursing bed body center.

The bed sheet used by the sickbed is wound on the wind-up rolls on two sides and then passes through the lower side of the rotating shaft and is further paved on the upper bed plate, the fixed bed plate, the middle bed plate and the lower bed plate, when the bed sheet is required to be replaced or a patient is turned over, a motor on one side is started, a motor on the right side drives the rotating block to rotate clockwise or the motor on the left side drives the rotating block to rotate anticlockwise, the rotating block rotates and simultaneously drives the ratchet ring fixedly connected with the rotating block to rotate synchronously, and as the ratchet groove corresponding to the swinging block is formed in the ratchet ring, the ratchet ring on the right side rotates clockwise or the ratchet ring on the left side rotates anticlockwise, the corresponding rotating disc is driven to rotate synchronously under the action of the swinging block, so that the purpose of driving the bed sheet to wind is realized, the used bed sheet cloth can be replaced, and meanwhile, the patient can be driven to turn over in the rolling and moving process of the bed sheet;

further, the rotating wheel is provided with a clamping groove corresponding to the limiting magnetic block, and the coil generates magnetic field force which is repulsed with the limiting magnetic block after current is introduced.

When the ratchet wheel ring on the right side rotates clockwise or the ratchet wheel ring on the left side rotates anticlockwise, the ratchet wheel ring and the rotating block at the motor which is not started on one side are kept motionless through the matching action of the ratchet wheel groove on the ratchet wheel ring and the swinging block, and the winding roller at the motor which is not started on one side drives the rotating disc to synchronously rotate along with the winding roller at the side of the motor which is started by a bed sheet, so that the aim that the central shaft of the motor can always rotate in one direction is fulfilled, and the effect of prolonging the service life of the motor is achieved;

further, a ratchet groove corresponding to the swinging block is formed in the ratchet ring, an arc groove corresponding to the swinging block is formed in the rotating disc, and the sliding rheostat is electrically connected with the motor.

Compared with the prior art, the invention provides an auxiliary lifting nursing bed for orthopaedics patients, which has the following beneficial effects:

1. this orthopedics patient is with supplementary nursing bed that promotes, through the cooperation effect between motor, rotating block, ratchet ring, rolling disc and the wind-up roll, and then realized trading the leaflet and to the purpose that the patient stood up, thereby it all needs medical personnel manual operation to the nursing bed that traditional orthopedics patient was with supplementary promotion to change the sheet and to the patient stands up, change the sheet moreover and need remove the patient from the sick bed, to some just done the patient of operation, this operation is very difficult, at the problem that removes the patient in-process and probably causes the injury to it simultaneously.

2. This orthopedics patient is with supplementary nursing bed that promotes, through the cooperation effect between ratchet ring, swing piece and the rolling disc, and then realized the center pin of motor can one-way pivoted purpose all the time to reach extension motor life's effect, solved the long-term positive and negative rotation of traditional motor center pin and made the too big problem of motor center pin internal consumption, further practiced thrift equipment cost.

3. This orthopedics patient is with supplementary nursing bed that promotes, through the pivot, stir cooperation between piece, slide rheostat, motor and the wind-up roll, and then realized that patient is on the sick bed, the speed of sheet rolling slows down, and patient is when not on the sick bed, the purpose that the rolling speed of sheet is accelerated for patient is on the sick bed and patient is not on the sick bed, under these two circumstances, can automize the speed of adjusting the sheet rolling, make patient stand up the operation more firm, and then solved general motor equipment and can't control its rotational speed according to changing the sheet or to patient's specific event of standing up, and then lead to unable intelligent function's problem.

4. This orthopedics patient is with supplementary nursing bed that promotes, lets in the electric current through the inside of coil, and the coil produce with restriction magnetic path repulsive magnetic field force, and then promote restriction magnetic path and rotate the wheel looks chucking, when the angular position of wind-up roll needs to be adjusted, the inside electric current of disconnection coil, and then manual rotation wind-up roll for the wind-up roll rotates the angular position who needs, thereby has reached the effect that can freely adjust angular position.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of an adjusting device according to the present invention;

FIG. 3 is a schematic perspective view of a nursing bed body according to the present invention;

FIG. 4 is a schematic perspective view of a rotary shaft according to the present invention;

FIG. 5 is a schematic perspective view of a wind-up roll according to the present invention;

FIG. 6 is a schematic perspective view of a control device according to the present invention;

FIG. 7 is a schematic perspective view of a restraining device according to the present invention;

FIG. 8 is a schematic perspective view of a power plant of the present invention;

fig. 9 is an enlarged schematic view of the structure of fig. 4 a according to the present invention.

In the figure: 1. a nursing bed body; 2. a detection device; 21. a rectangular housing; 22. a slide rheostat; 23. a poking block; 24. a first spring; 25. a rotating shaft; 3. an adjusting device; 31. a rectangular plate; 32. fixing the bed board; 33. a first electric telescopic rod; 34. an upper bed board; 35. a linkage structure; 351. a second electric telescopic rod; 352. a middle bed board; 353. a connecting rod; 354. a third electric telescopic rod; 355. a lower bed board; 4. a control device; 41. a housing; 42. a rotating wheel; 43. a rotating lever; 44. a connecting column; 45. a restriction device; 451. limiting the magnetic block; 452. a fixed frame; 453. a coil; 454. a second spring; 5. a power device; 51. a motor; 52. a rotating block; 53. a ratchet ring; 54. a winding device; 541. a rotating disc; 542. a swinging block; 543. a third spring; 544. and (5) a wind-up roller.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

The utility model provides an orthopedics patient is with supplementary nursing bed that promotes, includes nursing bed body 1, and the both sides of nursing bed body 1 are all fixed mounting has detection device 2, and the inboard fixedly connected with adjusting device 3 of nursing bed body 1, fixedly connected with controlling means 4 on the nursing bed body 1, and controlling means 4 is arranged about detection device 2 symmetry, fixedly connected with power device 5 on the controlling means 4;

the detection device 2 comprises a rectangular shell 21, a slide rheostat 22, a poking block 23, a first spring 24 and a rotating shaft 25, wherein the rectangular shell 21 is fixedly connected to the nursing bed body 1, the slide rheostat 22 is fixedly connected to the inner side wall of the rectangular shell 21, the poking block 23 is slidably connected to the inner side of the rectangular shell 21, the poking block 23 slides on the slide rheostat 22, the first spring 24 is fixedly connected between the poking block 23 and the inner side wall of the rectangular shell 21, and the rotating shaft 25 is rotatably connected to one side, far away from the slide rheostat 22, of the poking block 23.

When a patient is changed or turned over, two situations exist in the operation of changing the sheet, the first situation is that the patient is on a sickbed, and then the operation of changing the sheet is the same as the operation of turning over the patient, so that the sheet is tensioned in the process of rolling up the sheet due to the self weight of the patient, then the sheet pushes the rotating shaft 25 to drive the stirring block 23 to slide upwards on the sliding rheostat 22, the resistance value inside the sliding rheostat 22 is changed, the resistance value inside the sliding rheostat 22 is increased, and the current introduced into the motor 51 is reduced due to the electric connection between the sliding rheostat 22 and the motor 51, so that the rotating speed of the winding roller 544 is reduced by the motor 51, and the turning over operation of the patient is more stable;

further, adjusting device 3 includes rectangular plate 31, fixed bed board 32, first electric telescopic handle 33, go up bed board 34 and interlock structure 35, the inboard fixedly connected with rectangular plate 31 of nursing bed body 1, the inboard of nursing bed body 1 and at the upside fixedly connected with fixed bed board 32 of rectangular plate 31, fixedly connected with first electric telescopic handle 33 on the rectangular plate 31, the one end that keeps away from rectangular plate 31 of first electric telescopic handle 33 rotates and is connected with bed board 34, go up bed board 34 and fixed bed board 32 and be connected for rotating, one side that fixed bed board 32 kept away from bed board 34 rotates and is connected with interlock structure 35.

Further, the structure of the linkage structure 35 includes a second electric telescopic rod 351, a middle bed plate 352, a connecting rod 353, a third electric telescopic rod 354 and a lower bed plate 355, wherein one side of the fixed bed plate 32 far away from the upper bed plate 34 is rotationally connected with the middle bed plate 352, the second electric telescopic rod 351 is fixedly connected with the rectangular plate 31, the second electric telescopic rod 351 is rotationally connected with the middle bed plate 352, the third electric telescopic rod 354 is fixedly connected with the rectangular plate 31, one end of the third electric telescopic rod 354 far away from the rectangular plate 31 is rotationally connected with the lower bed plate 355, and the lower bed plate 355 is rotationally connected with the middle bed plate 352 through the connecting rod 353.

When the actions such as getting up, bending legs up and down, sitting and the like are needed to be realized for a patient, medical staff goes up and down through controlling the rectangular plate 31, the second electric telescopic rod 351 and the first electric telescopic rod 33, and then drives the upper bed plate 34, the middle bed plate 352 and the lower bed plate 355 to rotate, and because the middle bed plate 352 is rotationally connected with the lower bed plate 355 through the connecting rod 353, the lower bed plate 355 can follow the middle bed plate 352 to carry out amplitude adjustment, and the purposes of the actions such as getting up, bending legs up and down, sitting and the like for the patient are further realized through the cooperation adjustment among the upper bed plate 34, the middle bed plate 352 and the lower bed plate 355.

Example two

Further, the control device 4 comprises a housing 41, a rotating wheel 42, a rotating rod 43, a connecting column 44 and a limiting device 45, wherein the housing 41 is fixedly connected to the nursing bed body 1, the rotating wheel 42 is arranged in the housing 41, the rotating rod 43 is fixedly connected to one side, far away from the housing 41, of the rotating wheel 42, the connecting column 44 is fixedly connected to the other end of the rotating rod 43, and the limiting device 45 is arranged on the outer side of the rotating wheel 42 in the axial direction.

Further, the structure of the limiting device 45 includes a limiting magnetic block 451, a fixing frame 452, a coil 453 and a second spring 454, the limiting magnetic block 451 is disposed on the outer side of the rotating wheel 42 in the axial direction, the fixing frame 452 is slidably connected to the outer side of the limiting magnetic block 451, the fixing frame 452 is fixedly connected to the inner side wall of the housing 41, the coil 453 is fixedly connected to one side of the fixing frame 452 away from the limiting magnetic block 451, and the second spring 454 is fixedly connected between the limiting magnetic block 451 and the inner side wall of the fixing frame 452.

Because the current is introduced into the coil 453 in the initial state, and the coil 453 generates a magnetic field force which repels the limiting magnetic block 451, the limiting magnetic block 451 is further pushed to be clamped with the rotating wheel 42, when the angle position of the winding roller 544 needs to be adjusted, the current in the coil 453 is disconnected, and the winding roller 544 is further rotated manually, so that the winding roller 544 rotates to a required angle position;

further, the power device 5 comprises a motor 51, a rotating block 52, a ratchet ring 53 and a winding device 54, wherein the motor 51 is fixedly connected to one side of the connecting column 44 close to the center of the nursing bed body 1, the rotating block 52 is connected to one side of the motor 51 far away from the connecting column 44 in a transmission manner, the ratchet ring 53 is fixedly connected to the inner side of the rotating block 52, and the winding device 54 is arranged on the inner side of the ratchet ring 53 in the axial direction.

Further, the structure of the winding device 54 includes a rotating disc 541, a swinging block 542, a third spring 543 and a winding roller 544, the rotating disc 541 is disposed on the inner side of the ratchet ring 53 in the axial direction, the swinging block 542 which is uniformly distributed is rotationally connected on the rotating disc 541, the third spring 543 is fixedly connected between the swinging block 542 and the rotating disc 541, and the winding roller 544 is fixedly connected on one side of the rotating disc 541 close to the center of the nursing bed body 1.

The bed sheet used by the sickbed is wound on the wind-up rollers 544 on two sides and then passes through the lower side of the rotating shaft 25 and is further paved on the upper bed plate 34, the fixed bed plate 32, the middle bed plate 352 and the lower bed plate 355, when the bed sheet is required to be replaced or a patient is turned over, the motor 51 on one side is started, the motor 51 on the right side drives the rotating block 52 to rotate clockwise or the motor 51 on the left side drives the rotating block 52 to rotate anticlockwise, the rotating block 52 rotates and simultaneously drives the ratchet ring 53 fixedly connected with the rotating block 52 to rotate synchronously, and as the ratchet groove corresponding to the swinging block 542 is formed in the ratchet ring 53, the ratchet ring 53 on the right side rotates clockwise or the ratchet ring 53 on the left side rotates anticlockwise, the corresponding rotating disc 541 is driven to rotate synchronously under the action of the swinging block 542, so that the used bed sheet cloth can be replaced, and meanwhile, the patient can be driven to rotate in a turning over process through the winding movement of the bed sheet;

further, the rotating wheel 42 is provided with a slot corresponding to the limiting magnetic block 451, and the coil 453 generates a magnetic force repulsive to the limiting magnetic block 451 after current is applied thereto.

When the ratchet ring 53 on the right side rotates clockwise or the ratchet ring 53 on the left side rotates anticlockwise, the ratchet ring 53 and the rotating block 52 at the position of the motor 51 which is not started on one side are kept motionless by the cooperation of the ratchet groove on the ratchet ring 53 and the swinging block 542, and the winding roller 544 at the position of the motor 51 which is not started on one side drives the rotating disc 541 to synchronously rotate along with the winding roller 544 at the side of the motor 51 which is started by a sheet, so that the aim that the central shaft of the motor 51 can always rotate in one direction is fulfilled, and the effect of prolonging the service life of the motor 51 is achieved;

further, the ratchet ring 53 is provided with a ratchet groove corresponding to the swinging block 542, the rotating disc 541 is provided with an arc groove corresponding to the swinging block 542, and the slide rheostat 22 is electrically connected with the motor 51.

Specific use and action of the embodiment:

when the multifunctional toilet seat is used, firstly, when the actions such as upper standing up, upper and lower bending legs, toilet seat and the like are needed to be realized for a patient, medical staff drives the upper bed plate 34, the middle bed plate 352 and the lower bed plate 355 to rotate by controlling the lifting of the rectangular plate 31, the second electric telescopic rod 351 and the first electric telescopic rod 33, and the lower bed plate 355 can be subjected to amplitude adjustment along with the middle bed plate 352 due to the rotary connection between the middle bed plate 352 and the lower bed plate 355 through the connecting rod 353, and the purposes of the actions such as upper standing up, upper and lower bending legs, toilet seat and the like for the patient are further realized through the matched adjustment between the upper bed plate 34, the middle bed plate 352 and the lower bed plate 355;

because the current is introduced into the coil 453 in the initial state, and the coil 453 generates a magnetic force repulsive to the limiting magnetic block 451, the limiting magnetic block 451 is further pushed to be clamped with the rotating wheel 42, when the angle position of the winding roller 544 needs to be adjusted, the current in the coil 453 is disconnected, and the winding roller 544 is further rotated manually, so that the winding roller 544 rotates to a required angle position.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an orthopedics patient is with supplementary nursing bed that promotes, includes nursing bed body (1), its characterized in that:

the nursing bed comprises a nursing bed body (1), wherein detection devices (2) are fixedly arranged on two sides of the nursing bed body (1), an adjusting device (3) is fixedly connected to the inner side of the nursing bed body (1), a control device (4) is fixedly connected to the nursing bed body (1), the control device (4) is symmetrically arranged relative to the detection devices (2), and a power device (5) is fixedly connected to the control device (4);

the detection device (2) comprises a rectangular shell (21), a slide rheostat (22), a stirring block (23), a first spring (24) and a rotating shaft (25), wherein the rectangular shell (21) is fixedly connected to the nursing bed body (1), the slide rheostat (22) is fixedly connected to the inner side wall of the rectangular shell (21), the stirring block (23) is slidingly connected to the inner side of the rectangular shell (21), the stirring block (23) slides on the slide rheostat (22), the first spring (24) is fixedly connected between the stirring block (23) and the inner side wall of the rectangular shell (21), and the rotating shaft (25) is rotationally connected to one side, far away from the slide rheostat (22), of the stirring block (23).

The control device (4) comprises a shell (41), a rotating wheel (42), a rotating rod (43), a connecting column (44) and a limiting device (45), wherein the shell (41) is fixedly connected to the nursing bed body (1), the rotating wheel (42) is arranged in the shell (41), the rotating rod (43) is fixedly connected to one side, far away from the shell (41), of the rotating wheel (42), the connecting column (44) is fixedly connected to the other end of the rotating rod (43), and the limiting device (45) is arranged on the outer side of the rotating wheel (42) in the axial direction;

the structure of the limiting device (45) comprises limiting magnetic blocks (451), a fixed frame (452), coils (453) and a second spring (454), wherein the limiting magnetic blocks (451) are arranged on the outer side of the axial direction of the rotating wheel (42), the outer side of each limiting magnetic block (451) is connected with the fixed frame (452) in a sliding mode, the fixed frame (452) is fixedly connected with the inner side wall of the shell (41), one side, far away from each limiting magnetic block (451), of each fixed frame (452) is fixedly connected with the coils (453), and the second spring (454) is fixedly connected between each limiting magnetic block (451) and the inner side wall of the corresponding fixed frame (452);

the power device (5) comprises a motor (51), a rotating block (52), a ratchet ring (53) and a winding device (54), wherein one side, close to the center of the nursing bed body (1), of the connecting column (44) is fixedly connected with the motor (51), one side, far away from the connecting column (44), of the motor (51) is in transmission connection with the rotating block (52), the inner side of the rotating block (52) is fixedly connected with the ratchet ring (53), and the axial inner side of the ratchet ring (53) is provided with the winding device (54);

the structure of the winding device (54) comprises a rotating disc (541), swinging blocks (542), third springs (543) and a winding roller (544), wherein the rotating disc (541) is arranged on the inner side of the axial direction of the ratchet ring (53), the swinging blocks (542) which are uniformly distributed are rotationally connected on the rotating disc (541), the third springs (543) are fixedly connected between the swinging blocks (542) and the rotating disc (541), and the winding roller (544) is fixedly connected on one side of the rotating disc (541) close to the center of the nursing bed body (1);

the rotating wheel (42) is provided with a clamping groove corresponding to the limiting magnetic block (451), and the coil (453) generates magnetic field force which is repulsive to the limiting magnetic block (451) after current is introduced; the ratchet ring (53) is provided with a ratchet groove corresponding to the swinging block (542), and the rotating disc (541) is provided with an arc groove corresponding to the swinging block (542).

2. An assisted lift care bed for an orthopedic patient as set forth in claim 1 wherein:

adjusting device (3) are including rectangular plate (31), fixed bed board (32), first electric telescopic handle (33), go up bed board (34) and interlock structure (35), the inboard fixedly connected with rectangular plate (31) of nursing bed body (1), the inboard of nursing bed body (1) just is fixed bed board (32) at the upside fixedly connected with of rectangular plate (31), fixedly connected with first electric telescopic handle (33) on rectangular plate (31), the one end rotation that keeps away from rectangular plate (31) of first electric telescopic handle (33) is connected with bed board (34), go up bed board (34) and fixed bed board (32) and be connected for rotating, one side rotation that upper bed board (34) was kept away from to fixed bed board (32) is connected with interlock structure (35).

3. An assisted lift care bed for an orthopedic patient as set forth in claim 2 wherein:

the structure of interlock structure (35) includes second electric telescopic handle (351), middle part bed board (352), connecting rod (353), third electric telescopic handle (354) and lower bed board (355), one side that upper bed board (34) was kept away from to fixed bed board (32) rotates and is connected with middle part bed board (352), still fixedly connected with second electric telescopic handle (351) on rectangular board (31), second electric telescopic handle (351) are rotation connection with middle part bed board (352), still fixedly connected with third electric telescopic handle (354) on rectangular board (31), the one end that rectangular board (31) were kept away from to third electric telescopic handle (354) rotates and is connected with lower bed board (355), rotate through connecting rod (353) between lower bed board (355) and middle part bed board (352).

4. An assisted lift care bed for an orthopedic patient as set forth in claim 1 wherein:

the slide rheostat (22) is electrically connected with the motor (51).