CN112807168A

CN112807168A - Emergency department's convenient nursing medical bed

Info

Publication number: CN112807168A
Application number: CN202110030727.4A
Authority: CN
Inventors: 叶祥宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-05-18
Anticipated expiration: 2041-01-11
Also published as: CN112807168B

Abstract

The invention relates to the technical field of medical care, in particular to a convenient nursing medical bed for emergency department, which comprises a base with a hollow inner part, wherein four corners of the bottom surface of the base are symmetrically connected with movable wheels, the surface of the base is fixedly connected with a box body with a hollow inner part and an upward opening, a reinforcing component is connected in the base, a bed body and a backrest are respectively arranged above the box body, and the bed body and the backrest are hinged together through hinges, the convenient nursing medical bed solves the problems that the existing convenient nursing medical bed for emergency department has a single structure, is inconvenient to adjust the height and the rotation of the existing nursing medical bed, causes discomfort to a patient, influences the recovery of the patient and can not meet the use requirement of the patient, has reasonable structural design and convenient use, is convenient to move, improves the stability of the device, is convenient to adjust the height and the angle, and improves the comfort level of the patient when in use, meanwhile, the medical staff can use the medical staff conveniently, and the medical staff has good market prospect and is beneficial to popularization.

Description

Emergency department's convenient nursing medical bed

Technical Field

The invention relates to the technical field of medical care, in particular to a convenient nursing medical bed for an emergency department.

Background

Along with the development and progress of the society and the improvement of the living standard of people, the people pay more and more attention to the health of the people and have higher and more requirements. When people suffer from sudden diseases and accidental injuries, the patients need to be professionally and scientifically treated within the shortest time to carry out medical care on the patients and take care of the daily lives of the patients. The medical care bed is divided into an electric care bed and a manual care bed, is used by sick people or severely disabled people in hospital or in home rehabilitation, and is various in size and form, and the care bed is generally used for patients who are inconvenient to move and lie in bed for a long time, and needs to get out of the bed with the help of nursing staff every day for diet and rehabilitation training.

However, the existing emergency department nursing medical bed has a single structure, is inconvenient to adjust the height and the rotation of the bed, causes discomfort to patients, influences the recovery of the patients and cannot meet the use requirements of the patients.

Disclosure of Invention

The invention aims to provide a convenient nursing medical bed for an emergency department, and aims to solve the problems that the conventional nursing medical bed for the emergency department is single in structure, inconvenient in height and rotation adjustment, uncomfortable for a patient, influenced in recovery of the patient and incapable of meeting the use requirements of the patient.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a convenient nursing medical bed of emergency department, includes inside hollow base, base bottom surface four corners symmetric connection has the removal wheel, the inside cavity of fixedly connected with and uncovered ascending box on the base surface, the base in-connection has the reinforcement subassembly, the box top is equipped with the bed body and back respectively, the bed body passes through hinge joint with the back together, the bed body and back bottom surface all are connected with the lifting unit who is connected with the box, the back bottom surface is connected with the runner assembly who is connected with lifting unit, runner assembly is connected with the drive assembly who is connected with lifting unit.

As a further scheme of the invention: the reinforcing component comprises a motor fixedly connected with the bottom of an inner cavity of the base, a first rotating shaft is fixedly connected with an output shaft of the motor, a first connecting rod is symmetrically and fixedly connected with the outer surface of the first rotating shaft, one end of the first connecting rod, which is far away from the first rotating shaft, is hinged with a second connecting rod, one end of the second connecting rod, which is far away from the first connecting rod, is hinged with a first fixed rod, a movable rod is hinged on the first fixed rod, the lower end of the movable rod penetrates through the base, one end of the movable rod, which is far away from the first fixed rod, is respectively hinged with a push rod and a third connecting rod, the push rod penetrates through the sleeve and extends into the sleeve, the end part of the push rod is connected with a piston in sliding connection with the inner wall of the sleeve, the bottom of the piston is connected with a first spring fixedly connected with the bottom of the sleeve, the movable plate is connected with the inner wall of the base in a sliding mode, a third fixed rod is fixedly connected to the movable plate, a swing rod hinged to a third connecting rod is hinged to the third fixed rod, and supporting legs are fixedly connected to the lower end of the swing rod.

As a further scheme of the invention: the bed body bilateral symmetry is equipped with the handrail of being connected with box upper surface fixed connection, two one of them is articulated through the hinge has the table, the table other end and another handrail contact.

As a further scheme of the invention: a headrest in contact with the backrest is arranged above the backrest, and an elastic band in contact with the backrest is sewn on the headrest.

As a further scheme of the invention: the lifting component comprises a lifting rod fixedly connected with the bottom surfaces of the bed body and the backrest, the lower end of the lifting rod is fixedly connected with a lifting plate slidably connected with the inner wall of the box body, the lifting plate is in threaded connection with a first threaded rod, a baffle is fixedly connected with the upper end of the first threaded rod, a second rotating shaft is fixedly connected with the lower end of the first threaded rod, a first supporting seat fixedly connected with the inner wall of the box body is sleeved on the outer wall of the second rotating shaft through a bearing, a first bevel gear is fixedly connected with the lower end of the second rotating shaft, the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixedly sleeved with a third rotating shaft, the two ends of the third rotating shaft are fixedly connected with the inner wall of the box body through bearing seats, and the third rotating shaft is fixedly sleeved.

As a further scheme of the invention: the rotating assembly comprises a fifth connecting rod hinged to the bottom surface of the backrest, the fifth connecting rod is far away from the upper surface of the support plate hinged to one end of the backrest, a second spring is fixedly connected to the bottom surface of the support plate, the other end of the second spring is fixedly connected with a sleeve connected with the lifting plate in a sliding mode, a second threaded rod is connected with the inner thread of the sleeve, the lower end of the second threaded rod penetrates through the lifting plate and a fourth rotating shaft fixedly connected with the end of the lifting plate, the outer wall of the fourth rotating shaft is fixedly connected with a second supporting seat fixedly connected with the side wall of the box body through a bearing, and the bottom end of the fourth rotating shaft is fixedly connected.

As a further scheme of the invention: the driving assembly comprises a fourth bevel gear meshed with a fifth bevel gear, the fourth bevel gear is also meshed with the third bevel gear, the fourth bevel gear is connected with a second driving piece through an optical axis, the second driving piece is fixedly connected with a rotating table, the bottom surface of the rotating table is fixedly connected with a supporting shaft fixedly connected with the side wall of the box body through a bearing seat, a gear is fixedly sleeved on the supporting shaft, the gear is meshed with a rack, the rack is fixedly connected with a guide rod, the side surface of the guide rod is fixedly connected with a sliding block, the side wall of the box body is provided with a sliding groove in sliding connection with the sliding block, one end, far away from the rack, of the guide rod is connected with a crankshaft through a connecting piece, the crankshaft is connected with a first driving piece through.

Compared with the prior art, the invention has the beneficial effects that: the emergency department nursing medical bed solves the problems that the existing emergency department nursing medical bed is single in structure, inconvenient to adjust in height and rotation, uncomfortable for patients, influences recovery of the patients and cannot meet use requirements of the patients.

Drawings

FIG. 1 is a schematic view of a convenient nursing bed for emergency department;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an internal cross-sectional view of the case of FIG. 1;

FIG. 4 is a partial enlarged view of B in FIG. 3;

FIG. 5 is a view taken along line C of FIG. 4;

fig. 6 is a schematic structural view of the sleeve.

In the figure: 1. a base; 2. a moving wheel; 3. a motor; 4. a first rotating shaft; 5. a first link; 6. a second link; 7. a first fixing lever; 8. a movable rod; 9. a push rod; 10. a third link; 11. a sleeve; 12. a piston; 13. a first spring; 14. a fourth link; 15. a second fixing bar; 16. moving the plate; 17. a swing rod; 18. a third fixing bar; 19. a support leg; 20. a box body; 21. a bed body; 22. a backrest; 23. a handrail; 24. a headrest; 25. elastic bands; 26. a lifting rod; 27. a lifting plate; 28. a first threaded rod; 29. a baffle plate; 30. a second rotating shaft; 31. a first support base; 32. a first bevel gear; 33. a second bevel gear; 34. a third rotating shaft; 35. a third bevel gear; 36. fixing a column; 37. a first driving member; 38. a crankshaft; 39. a guide bar; 40. a slider; 41. a chute; 42. a rack; 43. a gear; 44. a support shaft; 45. a rotating table; 46. a second driving member; 47. a fourth bevel gear; 48. a fifth bevel gear; 49. a fourth rotating shaft; 50. a second support seat; 51. a second threaded rod; 52. a sleeve; 53. a second spring; 54. a support plate; 55. and a fifth link.

Detailed Description

In the description of the present invention, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Example 1

Referring to fig. 1-4, in an embodiment of the present invention, a convenient nursing medical bed for emergency department includes a base 1 with a hollow interior, moving wheels 2 are symmetrically connected to four corners of the bottom surface of the base 1, a box 20 with a hollow interior and an upward opening is fixedly connected to the surface of the base 1, a reinforcing component is connected to the base 1, a bed 21 and a backrest 22 are respectively disposed above the box 20, the bed 21 and the backrest 22 are hinged together through a hinge, lifting components connected to the box 20 are connected to the bottom surfaces of the bed 21 and the backrest 22, a rotating component connected to the lifting components is connected to the bottom surface of the backrest 22, and a driving component connected to the lifting components is connected to the rotating component.

In the embodiment of the invention, the box body 20, the bed body 21 and the backrest 22 are supported by the base 1, and the device is moved by the moving wheels 2, so that the mobility and the flexibility of the device are improved, after the device is moved to a specified place, the device is supported under the action of the reinforcing component, so that the device is firmly fixed, the stability of the device is improved, the height and the angle are adjusted under the mutual matching action of the driving component, the lifting component and the rotating component, the comfort degree of a patient during use is improved, the patient can quickly recover, the device is convenient for medical staff to use, the working pressure of the medical staff is reduced, the device has a good market prospect and is beneficial to popularization.

Example 2

Referring to fig. 1-2, as a preferred embodiment of the present invention, the reinforcing assembly includes a motor 3 fixedly connected to the bottom of an inner cavity of a base 1, an output shaft of the motor 3 is fixedly connected to a first rotating shaft 4, a first connecting rod 5 is symmetrically and fixedly connected to an outer surface of the first rotating shaft 4, one end of the first connecting rod 5 away from the first rotating shaft 4 is hinged to a second connecting rod 6, one end of the second connecting rod 6 away from the first connecting rod 5 is hinged to a first fixing rod 7, the first fixing rod 7 is hinged to a movable rod 8, a lower end of the movable rod 8 penetrates through the base 1, one end of the movable rod 8 away from the first fixing rod 7 is respectively hinged to a push rod 9 and a third connecting rod 10, the push rod 9 penetrates through a sleeve 11 and extends into the sleeve 11, an end of the push rod 9 is connected to a piston 12 slidably connected to an inner wall of the sleeve 11, a bottom of the piston 12, the other end of the sleeve 11 is fixedly connected with a fourth connecting rod 14, the fourth connecting rod 14 is hinged with a second fixing rod 15, the second fixing rod 15 is fixedly connected with a moving plate 16 fixedly connected with the first fixing rod 7, the moving plate 16 is connected with the inner wall of the base 1 in a sliding mode, a third fixing rod 18 is fixedly connected onto the moving plate 16, a swing rod 17 hinged with the third connecting rod 10 is hinged onto the third fixing rod 18, and a supporting leg 19 is fixedly connected to the lower end of the swing rod 17.

In the embodiment of the invention, when the moving wheel 2 moves the device, the motor 3 drives the first rotating shaft 4 to rotate forward, so as to drive the first connecting rod 5 and the second connecting rod 6 to rotate, the moving plate 16 is driven by the first fixed rod 7 to slide along the inner wall of the base 1, the moving rod 8 is in contact with a through hole penetrating through the base 1 to drive the moving rod 8 to rotate, the push rod 9 and the piston 12 slide along the sleeve 11 to compress the first spring 13, the fourth connecting rod 14 rotates around the second fixed rod 15, the third connecting rod 10 drives the swing rod 17 and the supporting legs 19 to rotate around the third fixed rod 18, and the supporting legs 19 are far away from the ground.

Example 3

Referring to fig. 1, as a preferred embodiment of the present invention, handrails 23 fixedly connected to the upper surface of the box 20 are symmetrically disposed on two sides of the bed 21, one of the two handrails 23 is hinged to a table via a hinge, and the other end of the table is in contact with the other handrail 23.

In the embodiment of the invention, the handrails 23 are arranged to provide an acting point for a patient, so that when a nursing staff takes care of the patient, the patient can get up or lie down through the handrails 23 to provide convenience for the patient, and the table is arranged to place articles and food, so that the patient can eat and eat conveniently.

Example 4

Referring to fig. 1, as a preferred embodiment of the present invention, a headrest 24 contacting with the backrest 22 is provided above the backrest 22, and an elastic band 25 contacting with the backrest 22 is sewn on the headrest 24.

In the embodiment of the present invention, the headrest 24 is provided to facilitate the patient to rest on the backrest 22, to improve the comfort of the patient when in use, and the elastic band 25 is provided to ensure that the headrest 24 is in close contact with the backrest 22 and to facilitate the position adjustment of the headrest 24.

Example 5

Referring to fig. 1 and 3, as a preferred embodiment of the present invention, the lifting assembly includes a lifting rod 26 fixedly connected to the bottom surfaces of the bed 21 and the backrest 22, a lifting plate 27 slidably connected to the inner wall of the box 20 is fixedly connected to the lower end of the lifting rod 26, a first threaded rod 28 is threadedly connected to the lifting plate 27, a baffle 29 is fixedly connected to the upper end of the first threaded rod 28, a second rotating shaft 30 is fixedly connected to the lower end of the first threaded rod 28, a first supporting seat 31 fixedly connected to the inner wall of the box 20 is fixedly sleeved on the outer wall of the second rotating shaft 30 through a bearing, a first bevel gear 32 is fixedly connected to the lower end of the second rotating shaft 30, the first bevel gear 32 is engaged with a second bevel gear 33, two second bevel gears 33 are fixedly sleeved on a third rotating shaft 34, and both ends of the third rotating shaft 34 are fixedly connected to the inner wall of the box 20, and a third bevel gear 35 connected with the driving assembly is fixedly sleeved on the third rotating shaft 34.

In the embodiment of the invention, the driving component and the third bevel gear 35 move to drive the third rotating shaft 34 and the second bevel gear 33 to rotate, the second bevel gear 33 is engaged with the first bevel gear 32 to drive the second rotating shaft 30 and the first threaded rod 28 to rotate, the first supporting seat 31 supports the second rotating shaft 30, the first threaded rod 28 and the lifting plate 27 move to drive the lifting plate 27 to move up and down along the inner wall of the box 20, the lifting rod 26 drives the bed body 21 and the backrest 22 to lift, so as to adjust the height of the device, and the baffle 29 is arranged to prevent the lifting plate 27 from falling off from the first threaded rod 28.

Example 6

Referring to fig. 1, 3, 4 and 6, as a preferred embodiment of the present invention, the rotating assembly includes a fifth connecting rod 55 hinged to the bottom surface of the backrest 22, one end of the fifth connecting rod 55 far from the backrest 22 is hinged to the upper surface of a supporting plate 54, the bottom surface of the supporting plate 54 is fixedly connected to a second spring 53, the other end of the second spring 53 is fixedly connected to a sleeve 52 slidably connected to the lifting plate 27, the sleeve 52 is internally connected to a second threaded rod 51, the lower end of the second threaded rod 51 penetrates through the lifting plate 27 and the end is fixedly connected to a fourth rotating shaft 49, the outer wall of the fourth rotating shaft 49 is fixedly sleeved to a second supporting seat 50 fixedly connected to the side wall of the box 20 through a bearing, and the bottom end of the fourth rotating shaft 49 is fixedly connected to a fifth bevel gear 48 connected to the driving assembly.

In the embodiment of the invention, the driving assembly and the fifth bevel gear 48 move to drive the fourth rotating shaft 49 and the second threaded rod 51 to rotate, the second supporting seat 50 supports the fourth rotating shaft 49, the second threaded rod 51 moves with the sleeve 52, and under the mutual cooperation of the second spring 53, the supporting plate 54 and the fifth connecting rod 55, the backrest 22 and the bed body 21 are driven to rotate, so that the adjustment of the device angle is realized, the sleeve 52 is cuboid, the lifting plate 27 is provided with a through hole matched with the sleeve 52 to limit the sleeve 52, so that the sleeve 52 is prevented from rotating, and the sleeve 52 is ensured to penetrate through the lifting plate 27 to move up and down.

Example 7

Referring to fig. 3-5, as a preferred embodiment of the present invention, the driving assembly includes a fourth bevel gear 47 engaged with a fifth bevel gear 48, the fourth bevel gear 47 is also engaged with the third bevel gear 35, the fourth bevel gear 47 is connected to a second driving member 46 through an optical axis, the second driving member 46 is fixedly connected to a rotating table 45, a supporting shaft 44 fixedly connected to a side wall of the box 20 through a bearing seat is fixedly connected to a bottom surface of the rotating table 45, a gear 43 is fixedly sleeved on the supporting shaft 44, the gear 43 is engaged with a rack 42, the rack 42 is fixedly connected to a guide rod 39, a sliding block 40 is fixedly connected to a side surface of the guide rod 39, a sliding slot 41 slidably connected to the sliding block 40 is formed in a side wall of the box 20, one end of the guide rod 39, which is far away from the rack 42, is connected to a crankshaft 38 through a connecting member, the, the first driving member 37 is fixedly connected with a fixing column 36 fixedly connected with the side wall of the box 20.

In the embodiment of the present invention, the fixed column 36 supports the first driving member 37, the first driving member 37 drives the crankshaft 38 to rotate, the guide rod 39 and the slider 40 are driven to slide along the sliding slot 41, the rack 42 is driven to engage with the gear 43, the support shaft 44 and the rotating table 45 are driven to rotate, so that the fourth bevel gear 47 is engaged with the third bevel gear 35 or the fifth bevel gear 48 for switching, the second driving member 46 drives the fourth bevel gear 47 to rotate, the first driving member 37 is a stepping motor, the support shaft 44 is ensured to rotate by a certain angle, the engagement of the fourth bevel gear 47 with the third bevel gear 35 or the fifth bevel gear 48 is convenient for switching, the degree of automation is high, and the control is convenient, and the second driving member 46 is a driving motor.

The working principle of the invention is as follows: the box body 20, the bed body 21 and the backrest 22 are supported by the base 1, when the device is moved by the moving wheel 2, the motor 3 drives the first rotating shaft 4 to rotate positively, and then drives the first connecting rod 5 and the second connecting rod 6 to rotate, the moving plate 16 is driven by the first fixed rod 7 to slide along the inner wall of the base 1, the moving rod 8 is in contact with a through hole penetrating through the base 1 to drive the moving rod 8 to rotate, the push rod 9 and the piston 12 slide along the sleeve 11 to compress the first spring 13, the fourth connecting rod 14 rotates around the second fixed rod 15, the third connecting rod 10 drives the swing rod 17 and the supporting leg 19 to rotate around the third fixed rod 18, the supporting leg 19 is far away from the ground, the moving wheel 2 is moved to move the device, the mobility and flexibility of the device are improved, when the moving wheel 2 moves to a designated place, the motor 3 drives the first rotating shaft 4 to rotate reversely to drive the supporting leg 19, until the device is contacted with the ground, the device is supported, so that the device is firmly fixed, the stability of the device is improved, the first driving part 37 drives the crankshaft 38 to rotate, the guide rod 39 and the sliding block 40 are driven to slide along the sliding groove 41, the rack 42 is driven to be meshed with the gear 43, the supporting shaft 44 and the rotating platform 45 are driven to rotate, the fourth bevel gear 47 is meshed with the third bevel gear 35 or the fifth bevel gear 48 to be switched, the second driving part 46 drives the fourth bevel gear 47 to rotate, when the fourth bevel gear 47 is meshed with the third bevel gear 35, the third rotating shaft 34 and the second bevel gear 33 are driven to rotate, the second bevel gear 33 is meshed with the first bevel gear 32 to drive the second rotating shaft 30 and the first threaded rod 28 to rotate, the first supporting seat 31 supports the second rotating shaft 30, the first threaded rod 28 moves with the lifting plate 27 to drive the lifting plate 27 to move up and down along the inner wall of the, drive the bed body 21 and the back 22 through lifter 26 and go up and down, realized adjusting the device height, when fourth bevel gear 47 and fifth bevel gear 48 mesh, it rotates to drive fourth pivot 49 and second threaded rod 51, second supporting seat 50 supports fourth pivot 49, second threaded rod 51 takes place the motion with sleeve pipe 52, at second spring 53, backup pad 54 and fifth connecting rod 55 are under the mutually supporting effect, it rotates to drive back 22 and bed body 21, the device angle has been realized adjusting, thereby realized adjusting height and angle, comfort level when having improved patient's use, make patient can resume fast, make things convenient for medical personnel to use simultaneously, medical personnel's operating pressure has been reduced, has fine market prospect, do benefit to the popularization.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a convenient nursing medical bed of emergency department, includes inside hollow base (1), base (1) bottom surface four corners symmetric connection has removal wheel (2), base (1) is fixed connection with inside cavity and uncovered ascending box (20) on the surface, a serial communication port, base (1) in-connection has the reinforcement subassembly, box (20) top is equipped with bed body (21) and back (22) respectively, bed body (21) and back (22) are together through hinge joint, bed body (21) and back (22) bottom surface all are connected with the lifting unit who is connected with box (20), back (22) bottom surface is connected with the runner assembly who is connected with lifting unit, the runner assembly is connected with the drive assembly who is connected with lifting unit.

2. The emergency department convenient nursing medical bed according to claim 1, wherein the reinforcing component comprises a motor (3) fixedly connected with the bottom of the inner cavity of the base (1), the output shaft of the motor (3) is fixedly connected with a first rotating shaft (4), the outer surface of the first rotating shaft (4) is symmetrically and fixedly connected with a first connecting rod (5), one end of the first connecting rod (5) far away from the first rotating shaft (4) is hinged with a second connecting rod (6), one end of the second connecting rod (6) far away from the first connecting rod (5) is hinged with a first fixed rod (7), the first fixed rod (7) is hinged with a movable rod (8), the lower end of the movable rod (8) penetrates through the base (1), one end of the second connecting rod (6) far away from the first fixed rod (5) is respectively hinged with a push rod (9) and a third connecting rod (10), the push rod (9) penetrates through a sleeve (11) and extends into the sleeve (11, push rod (9) end connection have with sleeve (11) inner wall sliding connection's piston (12), piston (12) bottom be connected with sleeve (11) bottom fixed connection's first spring (13), sleeve (11) other end fixedly connected with fourth connecting rod (14), fourth connecting rod (14) articulate there is second dead lever (15), second dead lever (15) fixedly connected with and first dead lever (7) fixed connection's movable plate (16), movable plate (16) and base (1) inner wall sliding connection, fixedly connected with third dead lever (18) on movable plate (16), it has with third connecting rod (10) articulated pendulum rod (17) to articulate on third dead lever (18), pendulum rod (17) lower extreme fixedly connected with landing leg (19).

3. The emergency department convenient nursing medical bed according to claim 1, wherein handrails (23) fixedly connected with the upper surface of the box body (20) are symmetrically arranged on two sides of the bed body (21), one of the two handrails (23) is hinged with a table plate through a hinge, and the other end of the table plate is in contact with the other handrail (23).

4. The emergency department convenient nursing medical bed according to claim 3, wherein a headrest (24) contacting with the backrest (22) is provided above the backrest (22), and an elastic band (25) contacting with the backrest (22) is sewn on the headrest (24).

5. The emergency department convenient nursing medical bed according to claim 1, wherein the lifting component comprises a lifting rod (26) fixedly connected with the bottom surfaces of the bed body (21) and the backrest (22), the lower end of the lifting rod (26) is fixedly connected with a lifting plate (27) slidably connected with the inner wall of the box body (20), the lifting plate (27) is in threaded connection with a first threaded rod (28), the upper end of the first threaded rod (28) is fixedly connected with a baffle plate (29), the lower end of the first threaded rod (28) is fixedly connected with a second rotating shaft (30), the outer wall of the second rotating shaft (30) is fixedly sleeved with a first supporting seat (31) fixedly connected with the inner wall of the box body (20) through a bearing, the lower end of the second rotating shaft (30) is fixedly connected with a first bevel gear (32), and the first bevel gear (33) is engaged with the first bevel gear (32), two second bevel gear (33) are fixed the cover jointly and are connect third pivot (34), third pivot (34) both ends are through bearing frame and box (20) inner wall fixed connection, third pivot (34) are fixed cup jointed third bevel gear (35) of being connected with drive assembly.

6. The emergency department convenient nursing medical bed according to claim 5, wherein said rotating assembly includes a fifth link (55) hinged with the bottom surface of the backrest (22), one end of the fifth connecting rod (55) far away from the backrest (22) is hinged with the upper surface of a supporting plate (54), a second spring (53) is fixedly connected with the bottom surface of the supporting plate (54), a sleeve (52) which is connected with the lifting plate (27) in a sliding way is fixedly connected with the other end of the second spring (53), a second threaded rod (51) is connected with the inner thread of the sleeve (52), the lower end of the second threaded rod (51) penetrates through the lifting plate (27), the end part of the second threaded rod is fixedly connected with a fourth rotating shaft (49), the outer wall of the fourth rotating shaft (49) is fixedly sleeved with a second supporting seat (50) fixedly connected with the side wall of the box body (20) through a bearing, and the bottom end of the fourth rotating shaft (49) is fixedly connected with a fifth bevel gear (48) connected with a driving assembly.

7. The emergency department convenient nursing medical bed according to claim 6, wherein the driving assembly comprises a fourth bevel gear (47) engaged with a fifth bevel gear (48), the fourth bevel gear (47) is also engaged with the third bevel gear (35), the fourth bevel gear (47) is connected with a second driving member (46) through an optical axis, the second driving member (46) is fixedly connected with a rotating table (45), a supporting shaft (44) fixedly connected with the side wall of the box body (20) through a bearing seat is fixedly connected to the bottom surface of the rotating table (45), a gear (43) is fixedly sleeved on the supporting shaft (44), the gear (43) is engaged with a rack (42), the rack (42) is fixedly connected with a guide rod (39), the side surface of the guide rod (39) is fixedly connected with a slide block (40), the side wall of the box body (20) is provided with a slide groove (41) slidably connected with the slide block (40), one end, far away from the rack (42), of the guide rod (39) is connected with a crankshaft (38) through a connecting piece, the crankshaft (38) is connected with a first driving piece (37) through an optical axis, and the first driving piece (37) is fixedly connected with a fixing column (36) fixedly connected with the side wall of the box body (20).