CN113476245B

CN113476245B - Bed changing device for severe patients

Info

Publication number: CN113476245B
Application number: CN202110740742.8A
Authority: CN
Inventors: 潘渝; 邹德庆; 徐良勇
Original assignee: Guizhou Provincial Peoples Hospital
Current assignee: Guizhou Provincial Peoples Hospital
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2023-02-24
Anticipated expiration: 2041-07-01
Also published as: CN113476245A

Abstract

The invention discloses a bed changing device for severe patients, which comprises a bearing structure, wherein the bearing structure comprises a bottom plate, a plurality of universal wheels, a cylinder and a top plate, the universal wheels are respectively and fixedly arranged at the bottom of the bottom plate, the main body adjusting structure comprises a plurality of installation boxes, a transverse plate, a first forward and reverse rotating motor, a gear, a first limiting groove, a fixing plate, a rack and a semi-cylindrical shell, the installation boxes are all arranged on the top plate, the transverse plate is arranged in the installation boxes, the first forward and reverse rotating motor is arranged on the transverse plate through screws, when a patient is moved above the top plate, a worker can adjust the position of the bed changing device through the universal wheels, the bed changing device is moved to a bed body position needing to be changed, and the first forward and reverse rotating motor and the second forward and reverse rotating motor are started again to move the patient to the changed bed body, so that the patient can be shifted less, the stability is stronger, the bed changing device is convenient and labor-saving, and the use of the worker is facilitated.

Description

Bed changing device for severe patients

Technical Field

The invention relates to the technical field of medical equipment, in particular to a bed changing device for severe patients.

Background

For patients, due to examination or other requirements during hospitalization, a hospital bed needs to be replaced so as to facilitate examination or nursing, however, since the patients cannot move, especially for serious patients or fracture patients of an ICU, in the process of transferring the hospital bed, 4-6 medical workers or family members are needed to cooperate with each other, so that the patients can be reluctantly and stably supported and then transferred to other hospital beds, the process is high in labor intensity and good in matching requirement, and if little effort or insufficient cooperation occurs, the body position of the patient changes to one side, so that the patient feels uncomfortable and even causes secondary injury;

when present critical patient nurses and changes a bed, in order to avoid causing the secondary injury to the severe patient, need to keep the stability of its health, but present device of changing a bed carries out whole the holding up with the patient mostly, carries out the conversion of bed after holding up, but in this kind of conversion process, the severe patient is in unsettled state, and dangerous great, complex operation is inconvenient when changing a bed, also has great stirring to the human body.

Therefore, a bed changing device for severe patients is provided.

Disclosure of Invention

The invention aims at the defects, and provides a bed changing device for severe patients, which has the advantages of stable structure, stable performance, durability, long service life, stable bed transfer for the patients, convenience and labor saving, can be self-adapted according to the bed height of the patients and the bed height to be transferred when the beds of the patients are transferred, is convenient for the patients to transfer the bed patents, has small stirring for the patients and good comfort in the transferring process, only needs one person to carry out auxiliary transfer in the transferring process, avoids the patients from being in a suspended state when being transferred, has good practicability, reduces the danger when the beds of the severe patients are transferred, is convenient to operate, and solves the problems by using a conveyor belt to comment the patients.

The technical scheme of the invention is realized as follows:

a bed changing device for severe patients comprises a bearing structure, wherein the bearing structure comprises a bottom plate, a plurality of universal wheels, a cylinder and a top plate, the universal wheels are respectively and fixedly installed at the bottom of the bottom plate, the cylinder is fixedly installed on the bottom plate, and the top plate is installed at the end part of a piston rod of the cylinder;

the main body adjusting structure comprises a plurality of installation boxes, a transverse plate, a first positive and negative rotation motor, a gear, a first limiting groove, a fixed plate, a rack and a semi-cylindrical shell, wherein the installation boxes are all installed on the top plate, the transverse plate is installed inside the installation boxes, the first positive and negative rotation motor is installed on the transverse plate through screws, the gear is fixedly installed at the end part of an output shaft of the first positive and negative rotation motor, the first limiting groove is formed in the installation boxes, the fixed plate is movably connected inside the first limiting groove, the rack is fixedly installed on the fixed plate, the semi-cylindrical shell is fixedly installed outside the fixed plate, and the outer wall of the gear is meshed with the outer wall of the rack;

the transmission structure comprises a conveyor belt, a plurality of second positive and negative rotation motors and a plurality of transmission rollers, the second positive and negative rotation motors are all arranged inside the semi-cylindrical shell, the conveyor belt is wound outside the transmission rollers, and the transmission rollers are all arranged on output shafts of the second positive and negative rotation motors;

the auxiliary adjusting structure comprises a plurality of second limiting grooves, a fixing block and rollers, the second limiting grooves are formed in the top plate, the fixing block is fixedly arranged outside the semi-cylindrical shell, and the rollers are movably connected to the outside of the fixing block;

the auxiliary limiting structure comprises a plurality of grooves, a plurality of electromagnets, a plurality of sleeves and a plurality of sliding rods, the grooves are formed in the outer portion of the top plate, the electromagnets are installed in the grooves, the sleeves are fixedly installed on the bottom plate, the sliding rods are movably connected in the sleeves, and the tops of the sliding rods are fixedly installed at the bottoms of the top plate;

an external bed replacement auxiliary structure, which comprises a plurality of square chutes, a first movable seat, a fixed seat, a polished rod, a second movable seat, a bearing plate, a second bolt, a second threaded through hole, a T-shaped chute, a T-shaped slider, a square mounting plate, a square shell, a square rod body, a damping bearing and a hanging ring, wherein the square chute is arranged on the mounting box, the first movable seat is connected with the inside of the square chute in a sliding manner, the fixed seat is fixedly arranged on the first movable seat, the polished rod is fixedly arranged on the outside of the fixed seat, the second movable seat is connected with the outside of the polished rod in a sliding manner, the bearing plate is fixedly arranged on the second movable seat, the second threaded through hole is arranged on the mounting box, the second bolt penetrates through the outside of the first movable seat and is connected with the inside of the second threaded through hole, the T-shaped chute is arranged on the outside of the top plate, the T-shaped slider is connected with the inside of the T-shaped chute, the square mounting plate is fixedly arranged on the outside of the T-shaped slider, the square shell is fixedly arranged on the outside of the square rod body, the square shell is connected with the inside of the square rod body in a sliding manner, and the damping bearing is arranged on the outside of the hanging ring.

Preferably, the fixing plate is in sliding connection with the first limiting groove, the fixing plate is in sliding connection with the inside of the first limiting groove, and one side, far away from the semi-cylindrical shell, of the fixing plate extends into the inside of the installation box.

Preferably, the fixed block is rotatably connected with the roller through a bearing, the roller is mounted on an inner ring of the bearing, and an outer ring of the bearing is fixedly mounted on the fixed block.

Preferably, the sleeve is in sliding connection with the sliding rod, and the sliding rod is in sliding connection with the inside of the sleeve.

Preferably, the depth of the inner wall of the groove is larger than the diameter of the outer wall of the electromagnet, and one side of the outer wall of the electromagnet is flush with the notch of the groove.

Preferably, the fixed block and the roller are both located inside the second limiting groove.

Preferably, the fixed block and the roller are connected with the second limiting groove in a sliding manner, and the fixed block and the roller are both connected with the inside of the second limiting groove in a sliding manner

Preferably, the outer wall of the driving roller is attached to the inner wall of the conveyor belt.

Preferably, the sleeve and the outer wall of the sliding rod are both provided with first threaded through holes.

Preferably, a first bolt is screwed into the first threaded through hole.

Compared with the prior art, the invention has the advantages and positive effects that:

1. in the bed changing device for the severe patients, disclosed by the invention, a worker can adjust the vertical positions of the top plate and the components in the main body adjusting structure by starting the air cylinder, so that the bed changing device is suitable for different bed body heights, the top plate is aligned with the bed body of a patient bed, and the top plate and the patient bed body are adsorbed and fixed by starting the electromagnet, so that the stability of the patients during bed changing is ensured;

2. when the bed body is replaced, a worker drives a gear to rotate by starting a first forward and reverse rotating motor, drives a transmission roller and a conveyor belt to translate to a patient bed body through the gear matched with a rack, meanwhile, a severe patient only needs to move the body to the conveyor belt by leaning on, and drives the patient on the conveyor belt to translate to a designated position by starting a second forward and reverse rotating motor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a bed changing apparatus for critically ill patients according to an embodiment of the present invention;

FIG. 2 is one of the schematic structural diagrams of another perspective of the bed changing apparatus for critically ill patients according to an embodiment of the present invention;

FIG. 3 is a second schematic view of another bed-changing apparatus for critically ill patients according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a driving roller and a belt of a bed changing device for a critically ill patient according to an embodiment of the invention;

FIG. 5 is a schematic cross-sectional structural view of a semi-cylindrical housing in a bed exchange device for critically ill patients according to an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of the bed exchanging apparatus for critically ill patients in the area A in FIG. 4 according to the embodiment of the present invention;

FIG. 7 is an enlarged schematic view of the bed changing apparatus for critically ill patients in accordance with the embodiment of the present invention shown in FIG. 5;

FIG. 8 is an enlarged schematic view of the bed changing apparatus for critically ill patients in accordance with an embodiment of the present invention shown in FIG. 1;

FIG. 9 is an enlarged view of the bed exchanging apparatus for critically ill patients in the view of the area D in FIG. 3 according to the embodiment of the present invention;

FIG. 10 is a schematic diagram of a square rod and a damping bearing in a bed-changing apparatus for critically ill patients according to an embodiment of the present invention;

FIG. 11 is a schematic structural diagram of a square rod body and a hanging ring in a bed changing device for a critically ill patient according to an embodiment of the invention;

fig. 12 is a schematic structural view of a polish rod and a second movable base in a bed changing apparatus for critically ill patients according to an embodiment of the present invention.

In the figure:

1. a load bearing structure; 10. a base plate; 11. a universal wheel; 12. a cylinder; 13. a top plate;

2. a main body adjusting structure; 20. installing a box; 21. a transverse plate; 22. a first counter-rotating motor; 23. a gear; 24. a first limit groove; 25. a fixing plate; 26. a rack; 27. a semi-cylindrical housing;

3. a transmission structure; 30. a conveyor belt; 31. a second positive and negative rotation motor; 32. a driving roller;

4. an auxiliary adjustment structure; 41. a second limit groove; 42. a fixed block; 43. a roller;

5. an auxiliary limit structure; 50. a groove; 51. an electromagnet; 52. a sleeve; 53. a slide bar.

60. A first threaded through hole; 61. a first bolt;

7. an external bed replacement auxiliary structure; 70. a square chute; 71. a first movable base; 72. a fixed seat; 73. a polish rod; 74. a second movable base; 75. carrying a plate; 76. a second bolt; 77. a second threaded through hole; 78. a T-shaped chute; 79. a T-shaped slider; 701. a square mounting plate; 702. a square housing; 703. a square rod body; 704. a damping bearing; 705. and (5) hanging a ring.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

The invention is further described with reference to the following figures and specific examples.

Example 1

As shown in fig. 1-2, a bed changing device for critically ill patients according to an embodiment of the present invention includes a carrying structure 1, a main body adjusting structure 2, a transmission structure 3, an auxiliary adjusting structure 4, and an auxiliary limiting structure 5.

As shown in fig. 1 to 3, the bearing structure 1 includes a bottom plate 10, a plurality of universal wheels 11, a cylinder 12 and a top plate 13, wherein the plurality of universal wheels 11 are respectively and fixedly installed at the bottom of the bottom plate 10, the cylinder 12 is fixedly installed on the bottom plate 10, and the top plate 13 is installed at the end of a piston rod of the cylinder 12;

as shown in fig. 1 to 5, the main body adjusting structure 2 includes a plurality of mounting boxes 20, a transverse plate 21, a first forward and reverse rotation motor 22, a gear 23, a first limiting groove 24, a fixing plate 25, a rack 26 and a semi-cylindrical shell 27, wherein the plurality of mounting boxes 20 are all mounted on the top plate 13, the transverse plate 21 is mounted inside the mounting box 20, the first forward and reverse rotation motor 22 is mounted on the transverse plate 21 through a screw, the gear 23 is fixedly mounted at an output shaft end of the first forward and reverse rotation motor 22, the first limiting groove 24 is arranged inside the mounting box 20, the fixing plate 25 is movably connected inside the first limiting groove 24, the rack 26 is fixedly mounted on the fixing plate 25, the semi-cylindrical shell 27 is fixedly mounted outside the fixing plate 25, and an outer wall of the gear 23 is engaged with an outer wall of the rack 26;

as shown in fig. 2 to fig. 6, the transmission structure 3 includes a conveyor belt 30, a plurality of second forward and reverse rotation motors 31 and a plurality of transmission rollers 32, the plurality of second forward and reverse rotation motors 31 are all installed inside the semi-cylindrical shell 27, the conveyor belt 30 is wound around the outside of the transmission rollers 32, and the plurality of transmission rollers 32 are all installed on output shafts of the plurality of second forward and reverse rotation motors 31;

as shown in fig. 4 to 7, the auxiliary adjusting structure 4 includes a plurality of second limiting grooves 41, a fixing block 42 and a roller 43, the second limiting grooves 41 are opened inside the top plate 13, the fixing block 42 is fixedly mounted outside the semi-cylindrical shell 27, and the roller 43 is movably connected outside the fixing block 42;

as shown in fig. 4 to 8, the auxiliary limiting structure 5 includes a plurality of grooves 50, a plurality of electromagnets 51, a plurality of sleeves 52 and a plurality of sliding rods 53, the plurality of grooves 50 are all opened outside the top plate 13, the electromagnets 51 are installed inside the grooves 50, the plurality of sleeves 52 are fixedly installed on the bottom plate 10, the sliding rods 53 are movably connected inside the sleeves 52, and the tops of the sliding rods 53 are fixedly installed at the bottoms of the top plate 13;

as shown in fig. 3 to 12, the external bed replacement auxiliary structure 7 includes a plurality of square sliding grooves 70, a first moving seat 71, a fixed seat 72, a polish rod 73, a second moving seat 74, a bearing plate 75, a second bolt 76, a second threaded through hole 77, a T-shaped sliding groove 78, a T-shaped slider 79, a square mounting plate 701, a square housing 702, a square rod body 703, a damping bearing 704 and a hanging ring, the square sliding groove 70 is disposed on the mounting box 20, the first moving seat 71 is slidably connected to the inside of the square sliding groove 70, the fixed seat 72 is fixedly mounted on the first moving seat 71, the polish rod 73 is fixedly mounted on the outside of the fixed seat 72, the second moving seat 74 is slidably connected to the outside of the polish rod 73, the bearing plate 75 is fixedly mounted on the second moving seat 74, the second threaded through hole 77 is disposed on the mounting box 20, the second bolt 76 penetrates through the outside of the first moving seat 71 and is threadedly connected to the inside of the second threaded through hole 77, the T-shaped sliding groove 78 is disposed on the outside of the top plate 13, the T-shaped slider 79 is slidably connected to the inside of the T-shaped moving seat 78, the mounting plate 705 is mounted on the square sliding groove 703 of the square housing 703, the mounting plate 701, and the mounting plate 703 is mounted on the outside of the square rod body 703 and the mounting plate 701.

By adopting the technical scheme, the bottom plate 10 arranged in the bearing structure 1 is used for bearing the main body adjusting structure 2, the transmission structure 3, the auxiliary adjusting structure 4 and the auxiliary limiting structure 5, and through the arrangement of the universal wheels 11, a worker can move the bed of the invention to a specified position through the universal wheels 11, and through the arrangement of the air cylinders 12, the worker can drive the top plate 13 to carry out vertical position adjustment, the vertical position adjustment of the top plate 13 can adapt to different bed heights, so that the worker can conveniently replace the bed of a severe patient, in the main body adjusting structure 2, the first forward and reverse rotating motor 22 is arranged through the installation box 20 and the transverse plate 21, the gear 23 is arranged through the first forward and reverse rotating motor 22, when the bed of the severe patient is changed, the worker can start the first forward and reverse rotating motor 22, and the rotation of the first forward and reverse rotating motor 22 can drive the gear 23 to rotate, the rack 26 is matched with the gear 23 to drive the fixing plate 25 and the semi-cylindrical shell 27 to adjust the position, the position adjustment of the semi-cylindrical shell 27 can drive the conveyor belt 30 and the transmission roller 32 in the transmission structure 3 to adjust the position, when the conveyor belt 30 and the transmission roller 32 are moved to a sickbed of a critically ill patient, the critically ill patient can move the body of the critically ill patient to the conveyor belt 30 by leaning on the patient, meanwhile, the second forward and reverse motor 31 is started, the second forward and reverse motor 31 can drive the conveyor belt 30 to transmit, the transmission of the conveyor belt 30 can assist the patient to integrally move the body to the center of the conveyor belt 30, after the patient is moved to the center of the conveyor belt 30, a worker can readjust the conveyor belt 30 and the transmission roller 32 to the top plate 13 by starting the first forward and reverse motor 22 again, the patient is supported by the top plate 13, and the patient is prevented from being in a suspended state, when the bed body is replaced, a worker can absorb the bed body to be replaced through the electromagnet 51 in the auxiliary limiting structure 5, and can translate a severe patient on the conveyor belt 3O to a new bed body by starting the first forward and reverse rotation motor 22 and the second forward and reverse rotation motor 31 again, the worker can replace the bed body conveniently, meanwhile, when the bed is replaced, the worker can pull the square rod body 703 out of the square shell 702 and fix the position of the square rod body 703 inside the square shell 702 by using the resistance of the damping bearing 704, and can hang liquid medicine by using the hanging ring 705, meanwhile, the worker can adjust the position of the square shell 702 by using the T-shaped sliding groove 78 and the T-shaped sliding block 79 in a matched manner, the worker can hang medicine conveying bottles at different positions conveniently, meanwhile, the worker can adjust the position of the first movable seat 71 through the square sliding groove 70, the shape of the first movable seat 71 is in a convex shape, and can connect the second bolt 76 into the second threaded through hole 77 by screwing, thereby fixing the positions of the first movable seat 71 and the first movable seat 71, and the medical equipment can adjust the position of the first movable seat 71, thereby, when the medical equipment is used for carrying out the medical treatment, the medical treatment equipment 75 can be carried out by using the polished rod 73, thereby, the polished rod 75 when the medical equipment can be carried out, the medical treatment on the medical treatment equipment.

Example 2

As shown in fig. 1-2 and 3, the present embodiment is different from embodiment 1 in that a fixed plate 25 is slidably connected to a first limiting groove 24, the fixed plate 25 is slidably connected to the inside of the first limiting groove 24, and a side of the fixed plate 25 away from a semi-cylindrical housing 27 extends into the inside of the mounting box 20.

By adopting the above technical scheme, the sliding connection between the fixing plate 25 and the first limiting groove 24 facilitates the position adjustment of the semi-cylindrical shell 27 and the conveyor belt 30, and meanwhile, the fixing plate 25 extends into the installation box 20 to facilitate the meshing between the gear 23 and the rack 26.

Example 3

As shown in fig. 2-4 and 5, the present embodiment is different from embodiment 1 in that a fixed block 42 is rotatably connected to a roller 43 through a bearing, the roller 43 is mounted on an inner ring of the bearing, and an outer ring of the bearing is fixedly mounted on the fixed block 42.

Through adopting above-mentioned technical scheme, gyro wheel 43 passes through the bearing rotation connection between fixed block 42, is convenient for gyro wheel 43 the inside removal of second spacing groove 41.

Example 4

As shown in fig. 6, the present embodiment is different from embodiment 1 in that a sleeve 52 is slidably connected to a slide rod 53, and the slide rod 53 is slidably connected to the inside of the sleeve 52.

By adopting the technical scheme, the sliding rod 53 moves in the sleeve 52, so that the top plate 13 is conveniently supported.

Example 5

As shown in fig. 1, the present embodiment is different from embodiment 1 in that the inner wall of the recess 50 has a depth larger than the diameter of the outer wall of the electromagnet 51, and the outer wall side of the electromagnet 51 is flush with the notch of the recess 50.

Through adopting above-mentioned technical scheme, use recess 50 to deposit electro-magnet 51, the outer wall one side of electro-magnet 51 is parallel and level mutually with the notch of recess 50 simultaneously, is convenient for electro-magnet 51 to the absorption of the iron bed body.

Example 6

As shown in fig. 6, the present embodiment is different from embodiment 1 in that both the fixing block 42 and the roller 43 are located inside the second stopper groove 41.

By adopting the above technical solution, the second limiting groove 41 provides a moving track for the fixing block 42 and the roller 43.

Example 7

As shown in fig. 6, the present embodiment is different from embodiment 1 in that the fixing block 42 and the roller 43 are slidably connected to the second limiting groove 41, and both the fixing block 42 and the roller 43 are slidably connected to the inside of the second limiting groove 41.

Through adopting above-mentioned technical scheme, the sliding connection between fixed block 42 and gyro wheel 43 and the second spacing groove 41 is convenient for fixed block 42 and gyro wheel 43 drive semi-cylinder casing 27 and move according to the orbit of second spacing groove 41.

Example 8

As shown in fig. 4, the present embodiment is different from embodiment 1 in that the outer wall of the driving roller 32 is fitted to the inner wall of the conveyor belt 30.

Through adopting above-mentioned technical scheme, the laminating of driving roller 32 and conveyer belt 30 is convenient for driving roller 32 to drive conveyer belt 30 and is carried out the transmission.

Example 9

As shown in fig. 1, the difference between the present embodiment and embodiment 1 is that the sleeve 52 and the sliding rod 53 are provided with a first threaded through hole 60 on the outer wall.

By adopting the above technical solution, the arrangement of the first threaded through hole 60 is convenient for the worker to limit the position of the sliding rod 53 inside the sleeve 52 through the first threaded through hole 60.

Example 10

As shown in fig. 1, the present embodiment is different from embodiment 1 in that a first bolt 61 is screwed into the inside of one first threaded through hole 60.

By adopting the above technical solution, the first bolt 61 is screwed into the first screw through hole 60, so as to limit the position of the slide rod 53 inside the sleeve 52, and support the top plate 13.

For the convenience of understanding the technical solutions of the present invention, the working principle or the operation mode of the present invention in the practical process will be described in detail below.

In practical application, a worker can move the bed frame to a designated position through the universal wheels 11 and start the electromagnet 51, the electromagnet 51 is started to adsorb an iron bed body of a patient with severe symptoms, so that the bed frame is fixed with the bed frame of the patient, after the fixation is finished, the cylinder 12 is started to drive the top plate 13 to adjust the up-down position, the top plate 13 is supported by the movement of the sliding rod 53 in the sleeve 52, the up-down position adjustment of the top plate 13 can adapt to different bed body heights, the bed frame of the patient with severe symptoms can be conveniently replaced by the worker, when the bed frame of the patient is replaced, the worker drives the gear 23 to rotate through the first forward-backward rotating motor 22, the gear 23 is rotationally matched with the rack 26 to drive the fixing plate 25 and the semi-cylindrical shell 27 to adjust the positions, the position adjustment of the semi-cylindrical shell 27 can drive the conveyor belt 30 and the transmission roller 32 to carry out the position adjustment, and when the conveyor belt 30 and the transmission roller 32 are adjusted on the sickbed of a severe patient, the severe patient can move the body to the conveyor belt 30 by leaning on the patient, meanwhile, the second forward and reverse motor 31 is started to drive the transmission roller 32 to rotate, the rotation of the transmission roller 32 can drive the conveyor belt 30 to carry out the transmission, the transmission of the conveyor belt 30 can assist the patient to integrally move the body to the center of the conveyor belt 30, a rubber layer is attached to the outer part of the transmission roller 32, the friction force between the transmission roller 32 and the conveyor belt 30 is increased, the comfort of the patient when the patient moves on the conveyor belt 30 is enhanced, after the patient moves to the center of the conveyor belt 30, a worker can readjust the conveyor belt 30 and the transmission roller 32 to the top plate 13 by starting the first forward and reverse motor 22 again, support the patient through roof 13, avoid the patient to be in unsettled state, when adjusting the patient to roof 13, the staff can remove appointed bed body department with the patient through universal wheel 11, when removing appointed bed body department with the patient, the staff can restart first positive and negative motor 22 and the positive and negative motor 31 of second of turning, make first positive and negative motor 22 and the positive and negative motor 31 of second turn and reverse, thereby remove the patient on the conveyer belt 30 to appointed bed body, it is less to stirring of patient, travelling comfort when strengthening the conversion of patient's bed body.

The present invention can be easily implemented by those skilled in the art from the above detailed description. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the embodiments disclosed, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. A bed changing device for critically ill patients, comprising:

the bearing structure (1) comprises a bottom plate (10), a plurality of universal wheels (11), an air cylinder (12) and a top plate (13), wherein the universal wheels (11) are fixedly installed at the bottom of the bottom plate (10) respectively, the air cylinder (12) is fixedly installed on the bottom plate (10), and the top plate (13) is installed at the end part of a piston rod of the air cylinder (12);

the main body adjusting structure (2) comprises a plurality of mounting boxes (20), a transverse plate (21), a first forward and reverse rotation motor (22), a gear (23), a first limiting groove (24), a fixing plate (25), a rack (26) and a semi-cylindrical shell (27), wherein the mounting boxes (20) are all mounted on the top plate (13), the transverse plate (21) is mounted inside the mounting boxes (20), the first forward and reverse rotation motor (22) is mounted on the transverse plate (21) through screws, the gear (23) is fixedly mounted at the end part of an output shaft of the first forward and reverse rotation motor (22), the first limiting groove (24) is formed in the mounting boxes (20), the fixing plate (25) is movably connected inside the first limiting groove (24), the rack (26) is fixedly mounted on the fixing plate (25), the semi-cylindrical shell (27) is fixedly mounted outside the fixing plate (25), and the outer wall of the gear (23) is meshed with the outer wall of the rack (26);

the transmission structure (3) comprises a transmission belt (30), a plurality of second forward and reverse rotating motors (31) and a plurality of transmission rollers (32), the second forward and reverse rotating motors (31) are all installed inside the semi-cylindrical shell (27), the transmission belt (30) is wound on the outer portion of the transmission rollers (32), and the transmission rollers (32) are all installed on output shafts of the second forward and reverse rotating motors (31);

the auxiliary adjusting structure (4) comprises a plurality of second limiting grooves (41), a fixing block (42) and rollers (43), the second limiting grooves (41) are formed in the top plate (13), the fixing block (42) is fixedly installed on the outer portion of the semi-cylindrical shell (27), and the rollers (43) are movably connected to the outer portion of the fixing block (42);

the auxiliary limiting structure (5) comprises a plurality of grooves (50), a plurality of electromagnets (51), a plurality of sleeves (52) and a plurality of sliding rods (53), the plurality of grooves (50) are all arranged outside the top plate (13), the electromagnets (51) are installed inside the grooves (50), the plurality of sleeves (52) are fixedly installed on the bottom plate (10), the sliding rods (53) are movably connected inside the sleeves (52), and the tops of the sliding rods (53) are fixedly installed at the bottom of the top plate (13);

an external bed replacement auxiliary structure (7), wherein the external bed replacement auxiliary structure (7) comprises a plurality of square sliding grooves (70), a first movable seat (71), a fixed seat (72), a polished rod (73), a second movable seat (74), a bearing plate (75), a second bolt (76), a second threaded through hole (77), a T-shaped sliding groove (78), a T-shaped sliding block (79), a square mounting plate (701), a square shell (702), a square rod body (703), a damping bearing (704) and a hanging ring (705), the square sliding groove (70) is arranged on the mounting box (20), the first movable seat (71) is slidably connected to the inside of the square sliding groove (70), the fixed seat (72) is fixedly mounted on the first movable seat (71), the polished rod (73) is fixedly mounted on the outside of the fixed seat (72), the second movable seat (74) is slidably connected to the outside of the polished rod (73), the bearing plate (75) is fixedly mounted on the second movable seat (74), the second threaded through hole (77) is arranged on the mounting box (20), and the second threaded through hole (77) penetrates through the second threaded through the T-shaped sliding groove (13), the T-shaped sliding block (79) is connected to the inside of the T-shaped sliding groove (78) in a sliding mode, the square mounting plate (701) is fixedly mounted on the outside of the T-shaped sliding block (79), the square shell (702) is fixedly mounted on the outside of the square mounting plate (701), the square rod body (703) is connected to the inside of the square shell (702) in a sliding mode, the damping bearing (704) is mounted on the outside of the square rod body (703), and the hanging ring (705) is fixedly mounted on the outside of the square rod body (703); the fixing plate (25) is in sliding connection with the first limiting groove (24), and one side, far away from the semi-cylindrical shell (27), of the fixing plate (25) extends into the mounting box (20);

the fixed block (42) is rotationally connected with the roller (43) through a bearing, the roller (43) is arranged on an inner ring of the bearing, and an outer ring of the bearing is fixedly arranged on the fixed block (42);

the sleeve (52) is in sliding connection with the sliding rod (53), and the sliding rod (53) is in sliding connection with the inside of the sleeve (52);

the fixed block (42) and the roller (43) are both positioned in the second limiting groove (41);

the fixing block (42) and the roller (43) are in sliding connection with the second limiting groove (41), and the fixing block (42) and the roller (43) are both in sliding connection with the inside of the second limiting groove (41);

the outer wall of the transmission roller (32) is attached to the inner wall of the conveyor belt (30);

the outer walls of the sleeve (52) and the sliding rod (53) are provided with first threaded through holes (60);

the first threaded through hole (60) is internally threaded with a first bolt (61).