CN216570502U

CN216570502U - Novel transport bed

Info

Publication number: CN216570502U
Application number: CN202123001372.0U
Authority: CN
Inventors: 陈璟; 陈立峰; 章海文
Original assignee: Zhejiang University ZJU
Current assignee: Zhejiang University ZJU
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-24
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to a novel transfer bed, which comprises a bed body, wherein a bed plate mechanism for placing a patient is assembled on the bed body, the bed plate mechanism comprises a fixed plate and a movable plate with an adjustable angle, an adjusting mechanism is arranged between the movable plate and the bed body, and the adjusting mechanism is used for adjusting the inclination angle of the movable plate; two sides of the bed body are provided with guardrail mechanisms in a folding way; the bottom of the bed body is provided with a lifting mechanism for adjusting the height of the bed body, and the bottom of the lifting mechanism is provided with a caster mechanism for transferring the bed to move; the utility model has simple structure, and can lead the bed body to be stable and not to shake in the lifting process by arranging the bed plate mechanism; in addition, because the lifting rocker assembly is adopted to lift the bed body, the operation is not laborious and power is not needed, thereby greatly widening the application range; and set up the folding guardrail mechanism of installing, can be according to patient's demand, the guardrail is very convenient to move about downwards or upwards, simple structure moreover, convenient operation, it is also very safe moreover.

Description

Novel transport bed

Technical Field

The utility model belongs to the technical field of medical instrument accessories, and particularly relates to a novel transfer bed.

Background

In the medical care field, the problem of transporting bedridden patients, such as transferring bedridden patients from a ward to an operating room or from an operating room to a ward, is often encountered, especially for coma, severe injury and paralytic patients. At present, the traditional carrying method adopts manual carrying, can bring great change to the body position of a patient in the carrying process, not only is the labor intensity of medical personnel large, but also the patient is possibly caused to generate secondary damage, and unnecessary pain of the patient is caused.

In view of the above disadvantages, a medical transfer bed is proposed, such as the application number of chinese patent document: CN202010464103.9 discloses a medical transfer bed, which comprises a bed body, a chassis and a lifting adjusting device connected with the bed body and the chassis, wherein the lifting adjusting device drives the bed body to ascend or descend relative to the chassis, the bed body comprises a bed body support, a movable plate and a movement driving mechanism are arranged on the bed body support, the movement driving mechanism is connected with the movable plate and drives the movable plate to horizontally extend or reset relative to the bed body support, a cloth rolling plate is fixed on the movable plate, cloth rolling is wound on the cloth rolling plate, and a cloth rolling structure fixed on the movable plate drives the cloth rolling to rotate relative to the cloth rolling plate; the chassis comprises a frame, and casters are fixed at four corners of the frame. In the transfer bed disclosed in the patent document, the bed body is of a horizontal structure, has no stretching function, and cannot be adjusted according to patients, so that the comfort level is deficient; bringing inconvenience to the use.

In view of the above technical problems, improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides a novel multifunctional transfer bed with simple structure and ingenious design; the whole bed body of this transfer bed can go up and down, and the hawk can carry out the gradient and adjust, and the travelling comfort is good.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: a novel transfer bed comprises a bed body, wherein a bed plate mechanism for placing a patient is assembled on the bed body, the bed plate mechanism comprises a fixed plate and a movable plate with an adjustable angle, an adjusting mechanism is installed between the movable plate and the bed body, and the adjusting mechanism is used for adjusting the inclination angle of the movable plate; the lifting mechanism for adjusting the height of the bed body is installed at the bottom of the bed body, and the caster wheel mechanism for transferring the bed to move is installed at the bottom of the lifting mechanism.

As a preferable scheme of the present invention, a base is installed at the bottom of the lifting mechanism, and the caster mechanism is located at the bottom of the base.

As a preferable aspect of the present invention, the caster mechanism includes two guide casters and two universal casters; two direction truckles and two universal truckles are located the base front and back end respectively.

As a preferable scheme of the utility model, the universal caster is further provided with a brake pedal.

As a preferred scheme of the utility model, the adjusting mechanism comprises two first movable rods and two second movable rods which are rotatably connected with the bed body; the first movable rod is rotatably connected with two opposite side walls of the movable plate, the second movable rod is rotatably connected with two side walls of one end of the movable plate, a first rotating shaft is arranged on the movable plate, a second rotating shaft is arranged on the bed body, and the second rotating shaft is connected with a pneumatic rod; the end part of the telescopic rod of the pneumatic rod is rotationally connected with the first rotating shaft.

As a preferable scheme of the utility model, the length of the first movable rod is greater than that of the second movable rod, and the two first movable rods and the two second movable rods are symmetrically distributed on the central axis of the bed body.

As a preferable aspect of the present invention, the lifting mechanism includes a front swing arm device and a rear swing arm device; the two ends of the front swing arm device and the rear swing arm device are hinged through two pull rods; a connecting rod is fixedly arranged between the two pull rods, and a lifting rocker assembly is connected to the connecting rod; the bottom of the bed body is connected with a lifting rocker bracket, and one end of a lifting rocker assembly is connected with the lifting rocker bracket; the other end of the lifting rocker assembly is connected with the oil seal barrel, a piston rod of the oil seal barrel is connected with the connecting rod, and the lifting rocker assembly is used for adjusting the height of the upper bed body of the transfer bed.

As a preferred scheme of the present invention, the front swing arm device includes two front upper swing arms and two front lower swing arms; the two front upper swing support arms and the two front lower swing support arms are hinged with each other; the rear swing arm device comprises two rear upper swing support arms and two rear lower swing support arms; the two rear upper swing support arms and the two rear lower swing support arms are hinged with each other; the front upper swing support arm and the rear upper swing support arm are fixedly arranged at the bottom of the bed body, and the front lower swing support arm and the rear lower swing support arm are respectively and rotatably connected to the base.

As a preferable scheme of the present invention, a front balancing bar is fixedly arranged between the two front lower swing arms, and a rear balancing bar is fixedly arranged between the two rear lower swing arms.

The utility model has the beneficial effects that:

1. the utility model has simple structure, and the bed body can be stably and not shake in the lifting process by arranging the bed plate mechanism; in addition, because the lifting rocker assembly is adopted to lift the bed body, the operation is not laborious and power is not needed, thereby greatly widening the application occasions; but also very safe.

2. The height of the transfer bed is manually adjusted through the lifting rocker assembly on the lifting mechanism, the piston rod of the oil seal cylinder can stretch and retract when the impact force of the ground on bed wheels is transmitted to the lifting rocker assembly in the adjusting process, the bed body can move up and down in a small range, the impact force on the bed body is greatly attenuated, the comfort of a patient on the bed is improved, and meanwhile, the structure is compact and simple, the assembly difficulty is low, and the production cost is greatly reduced.

3. The adjusting mechanism is arranged and used for adjusting the inclination angle between the moving plate and the fixed plate, so that a patient can lie flat or at a certain inclination angle, and the application range is wide;

4. the air pressure rod of the utility model extends and retracts to jack up one end of the moving plate, the moving plate rotates to force the first movable rod and the second movable rod to rotate along with the moving plate, and a certain supporting force is provided in an auxiliary way to ensure the integral stability.

5. The length of the first movable plate is greater than that of the second movable plate, so that a certain angle is formed between the first movable plate and the bed body in the rotating process of the movable plate to realize the inclined jacking movement of the movable plate, and the inclined jacking movement is the descending movement on the contrary; the end face of the moving plate is in contact and supported, so that the pressure can be properly dispersed to the first movable rod and the second movable rod, and stronger supporting force is provided finally; the service life of the multi-point stress is greatly prolonged.

Drawings

FIG. 1 is a side view of a transport bed according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a transport bed according to an embodiment of the present invention;

FIG. 3 is a diagram illustrating a state of use of a transport bed according to an embodiment of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 1 according to the embodiment of the present invention;

reference numbers in the figures: the bed comprises a base 1, a bed plate mechanism 2, a fixed plate 3, a movable plate 4, an adjusting mechanism 5, a lifting mechanism 7, a caster mechanism 8, a bed body 10, a first movable rod 50, a second movable rod 51, a first rotating shaft 52, a second rotating shaft 53, a pneumatic rod 54, a front swing arm device 70, a front upper swing arm 70-1, a front lower swing arm 70-2, a rear swing arm device 71, a rear upper swing arm 71-1, a rear lower swing arm 71-2, a pull rod 72, a lifting rocker assembly 73, a lifting rocker support 74, an oil seal cylinder 75, a piston rod 76, a connecting rod 77, a front balance rod 78, a rear balance rod 79, a guide caster 80, a universal caster 81 and a brake pedal 82.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in FIG. 1, FIG. 1 is a side view of a transport bed according to an embodiment of the present invention; a novel transfer bed comprises a bed body 10, wherein a bed plate mechanism 2 for placing a patient is assembled on the bed body 10, the bed plate mechanism 2 comprises a fixed plate 3 and a movable plate 4 with an adjustable angle, an adjusting mechanism 5 is installed between the movable plate 4 and the bed body 10, and the adjusting mechanism 5 is used for adjusting the inclination angle of the movable plate 4; the bottom of the bed body 10 is provided with a lifting mechanism 7 for adjusting the height of the bed body 10, and the bottom of the lifting mechanism 7 is provided with a caster wheel mechanism 8 for transferring the bed to move; the utility model has simple structure, and the bed body can be stably and not shake in the lifting process by arranging the bed plate mechanism; in addition, because the lifting rocker assembly is adopted to lift the bed body, the operation is not laborious and power is not needed, thereby greatly widening the application occasions; but also very safe.

Wherein, the bottom of the lifting mechanism 7 is provided with a base 1, and the caster wheel mechanism 8 is positioned at the bottom of the base 1; the caster mechanism 8 includes two guide casters 80 and two universal casters 81; the two guide casters 80 and the two universal casters 81 are respectively positioned at the front end and the rear end of the base 1; the casters 81 are also provided with brake pedals 82.

FIG. 4 is a partial enlarged view of the embodiment of the present invention, as shown in FIG. 1; specifically, the adjusting mechanism 5 comprises two first movable rods 50 and two second movable rods 51 which are rotatably connected to the bed body 10; the first movable rod 50 is rotatably connected with two opposite side walls of the movable plate 4, the second movable rod 51 is rotatably connected with two side walls of one end of the movable plate 4, a first rotating shaft 52 is arranged on the movable plate 4, a second rotating shaft 53 is arranged on the bed body 10, and a pneumatic rod 54 is connected to the second rotating shaft 53; the end part of the telescopic rod of the pneumatic rod 54 is rotationally connected with the first rotating shaft 52; the adjusting mechanism is arranged for adjusting the inclination angle between the moving plate and the fixed plate, so that a patient can lie flat or at a certain inclination angle, and the application range is wide.

The length of the first movable rod 50 is greater than that of the second movable rod 51, and the two first movable rods 50 and the two second movable rods 51 are symmetrically distributed along the axial line of the bed 10; the length of the first movable plate is greater than that of the second movable plate, so that a certain angle is formed between the first movable plate and the bed body in the rotating process of the movable plate to realize the inclined jacking movement of the movable plate, and the inclined jacking movement is the descending movement on the contrary; the end face of the moving plate is in contact and supported, so that the pressure can be properly dispersed to the first movable rod and the second movable rod, and stronger supporting force is provided finally; the service life of the multi-point stress is greatly prolonged.

As shown in fig. 2-3, fig. 2 is a schematic structural view of a transport bed according to an embodiment of the present invention; FIG. 3 is a diagram illustrating a state of use of a transport bed according to an embodiment of the present invention; the lifting mechanism 7 comprises a front swing arm device 70 and a rear swing arm device 71; the two ends of the front swing arm device 70 and the rear swing arm device 71 are hinged through two pull rods 72; a connecting rod 77 is fixedly arranged between the two pull rods 72, and a lifting rocker assembly 73 is connected on the connecting rod 77; the bottom of the bed body 10 is connected with a lifting rocker bracket 74, and one end of a lifting rocker assembly 73 is connected with the lifting rocker bracket 74; the other end of the lifting rocker assembly 73 is connected with the oil seal cylinder 75, the piston rod 76 of the oil seal cylinder 75 is connected with the connecting rod 77, and the lifting rocker assembly 73 is used for adjusting the height of the bed body 10 on the transfer bed.

In the motion process of a parallelogram linkage mechanism consisting of the bed body 10, the front swing arm device 70, the rear swing arm device 71 and the pull rod 72, the bed body 10 moves up and down; the lifting rocker assembly 73 can manually adjust the height of the bed 10.

The height of the transfer bed is manually adjusted through the lifting rocker assembly on the lifting mechanism, the piston rod of the oil seal cylinder can stretch and retract when the impact force of the ground on bed wheels is transmitted to the lifting rocker assembly in the adjusting process, the bed body can move up and down in a small range, the impact force on the bed body is greatly attenuated, the comfort of a patient on the bed is improved, and meanwhile, the structure is compact and simple, the assembly difficulty is low, and the production cost is greatly reduced.

The front swing arm device 70 comprises two front upper swing support arms 70-1 and two front lower swing support arms 70-2; the two front upper swing support arms 70-1 and the two front lower swing support arms 70-2 are hinged with each other; the rear swing arm device 71 comprises two rear upper swing support arms 71-1 and two rear lower swing support arms 71-2; the two rear upper swing support arms 71-1 and the two rear lower swing support arms 71-2 are hinged with each other; the front upper swing support arm 70-1 and the rear upper swing support arm 71-1 are fixedly arranged at the bottom of the bed body 10, and the front lower swing support arm 70-2 and the rear lower swing support arm 71-2 are respectively and rotatably connected to the base 1.

A front balancing rod 78 is fixedly arranged between the two front lower swing support arms 70-2, and a rear balancing rod 79 is fixedly arranged between the two rear lower swing support arms 71-2; through setting up preceding balancing pole 78 and back balancing pole 79, improved the structural strength and the whole fastness of whole preceding swing arm device 70 and back swing arm device 71, further guaranteed safe in utilizationly.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the bed comprises a base 1, a bed plate mechanism 2, a fixed plate 3, a movable plate 4, an adjusting mechanism 5, a lifting mechanism 7, a caster mechanism 8, a bed body 10, a first movable rod 50, a second movable rod 51, a first rotating shaft 52, a second rotating shaft 53, a pneumatic rod 54, a front swing arm device 70, a front upper swing arm 70-1, a front lower swing arm 70-2, a rear swing arm device 71, a rear upper swing arm 71-1, a rear lower swing arm 71-2, a pull rod 72, a lifting rocker assembly 73, a lifting rocker bracket 74, an oil seal cylinder 75, a piston rod 76, a connecting rod 77, a front balance rod 78, a rear balance rod 79, a guide caster 80, a universal caster 81, a brake pedal 82 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A novel transfer bed is characterized in that: the bed comprises a bed body (10), wherein a bed plate mechanism (2) for placing a patient is assembled on the bed body (10), the bed plate mechanism (2) comprises a fixed plate (3) and a movable plate (4) with an adjustable angle, an adjusting mechanism (5) is installed between the movable plate (4) and the bed body (10), and the adjusting mechanism (5) is used for adjusting the inclination angle of the movable plate (4); the bottom of the bed body (10) is provided with a lifting mechanism (7) for adjusting the height of the bed body (10), and the bottom of the lifting mechanism (7) is provided with a caster wheel mechanism (8) for transferring the bed to move.

2. A novel transport bed as claimed in claim 1, wherein: the base (1) is installed to elevating system (7) bottom, and truckle mechanism (8) are located base (1) bottom.

3. A novel transport bed according to claim 2, characterized in that: the caster wheel mechanism (8) comprises two guide caster wheels (80) and two universal caster wheels (81); the two guide casters (80) and the two universal casters (81) are respectively positioned at the front end and the rear end of the base (1).

4. A novel transport bed as claimed in claim 3, wherein: the universal caster (81) is also provided with a brake pedal (82).

5. A novel transport bed as claimed in claim 1, wherein: the adjusting mechanism (5) comprises two first movable rods (50) and two second movable rods (51) which are rotatably connected with the bed body (10); the first movable rod (50) is rotatably connected with two opposite side walls of the movable plate (4), the second movable rod (51) is rotatably connected with two side walls of one end of the movable plate (4), a first rotating shaft (52) is arranged on the movable plate (4), a second rotating shaft (53) is arranged on the bed body (10), and a pneumatic rod (54) is connected on the second rotating shaft (53); the end part of the telescopic rod of the pneumatic rod (54) is rotationally connected with the first rotating shaft (52).

6. A novel transport bed according to claim 5, characterized in that: the length of the first movable rod (50) is greater than that of the second movable rod (51), and the two first movable rods (50) and the two second movable rods (51) are symmetrically distributed along the axis of the bed body (10).

7. A novel transport bed as claimed in claim 1, wherein: the lifting mechanism (7) comprises a front swing arm device (70) and a rear swing arm device (71); the two ends of the front swing arm device (70) and the rear swing arm device (71) are hinged through two pull rods (72); a connecting rod (77) is fixedly arranged between the two pull rods (72), and a lifting rocker assembly (73) is connected to the connecting rod (77); the bottom of the bed body (10) is connected with a lifting rocker bracket (74), and one end of a lifting rocker assembly (73) is connected with the lifting rocker bracket (74); the other end of the lifting rocker assembly (73) is connected with the oil seal cylinder (75), a piston rod (76) of the oil seal cylinder (75) is connected with a connecting rod (77), and the lifting rocker assembly (73) is used for adjusting the height of the bed body (10) on the transfer bed.

8. A novel transport bed according to claim 7, characterized in that: the front swing arm device (70) comprises two front upper swing support arms (70-1) and two front lower swing support arms (70-2); the two front upper swing support arms (70-1) and the two front lower swing support arms (70-2) are hinged with each other; the rear swing arm device (71) comprises two rear upper swing support arms (71-1) and two rear lower swing support arms (71-2); the two rear upper swing support arms (71-1) and the two rear lower swing support arms (71-2) are hinged with each other; the front upper swing support arm (70-1) and the rear upper swing support arm (71-1) are fixedly arranged at the bottom of the bed body (10), and the front lower swing support arm (70-2) and the rear lower swing support arm (71-2) are respectively and rotatably connected to the base (1).

9. A novel transport bed as claimed in claim 8, wherein: a front balance rod (78) is fixedly arranged between the two front lower swing support arms (70-2), and a rear balance rod (79) is fixedly arranged between the two rear lower swing support arms (71-2).