CN211409765U

CN211409765U - Liftable medical bed

Info

Publication number: CN211409765U
Application number: CN201921552456.3U
Authority: CN
Inventors: 黄泽辉; 王忠胜; 周守雄; 曾祥超
Original assignee: Guangdong Dayang Medical Technology Co ltd
Current assignee: Guangdong Dayang Medical Technology Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-09-04
Anticipated expiration: 2029-09-18

Abstract

The utility model belongs to the field of medical equipment, a liftable medical bed is provided, including base support and lathe bed, the lathe bed passes through elevation structure to be installed on the base support, elevation structure includes parallelogram mechanism and drive the actuating mechanism of parallelogram mechanism motion, parallelogram mechanism's upper end with the lathe bed is connected, parallelogram mechanism's lower extreme with the base leg joint. The utility model discloses a medical bed, like this when needs shift the patient on medical bed and between the ordinary sick bed each other, only need through the motion of actuating mechanism drive parallelogram mechanism, realize adjusting the purpose of lathe bed height, make the lathe bed height keep highly consistent with the lathe bed height of ordinary sick bed, thereby make medical personnel can realize the purpose that shifts the patient between medical bed and ordinary sick bed each other with usable less action range, the operation degree of difficulty of shifting the patient has been alleviateed, avoid bringing unnecessary misery for the patient.

Description

Liftable medical bed

Technical Field

The utility model belongs to the field of medical equipment, especially, relate to a liftable medical bed.

Background

The medical bed is mainly used for treating, rescuing and transferring patients in Intensive Care Units (ICUs), operating rooms and general wards in hospitals; when a patient is transported by the conventional medical bed, if the patient is transferred to a common sickbed from the medical bed, the height difference possibly exists between the patient and the bed body of the common sickbed, and the height of the bed body of the conventional medical bed cannot be adjusted, so that medical staff are required to lift the patient from the original position of the medical bed and then transfer the patient to the common sickbed, and the patient cannot be moved freely and greatly due to limited physical conditions of the patient, which brings great troubles to the medical staff.

SUMMERY OF THE UTILITY MODEL

The utility model provides a liftable medical bed, which aims to solve the problem that the bed body of the existing medical bed is not adjustable in height and brings great trouble when transferring patients for medical care personnel.

The utility model discloses a realize like this, provide a liftable medical bed, including base support and lathe bed, the lathe bed passes through elevation structure and installs on the base support, elevation structure includes parallelogram mechanism and drive the actuating mechanism of parallelogram mechanism motion, parallelogram mechanism's upper end with the lathe bed is connected, parallelogram mechanism's lower extreme with base leg joint.

Preferably, the parallelogram mechanism comprises a first connecting rod, a second connecting rod and a third connecting rod which are in isosceles triangle shapes; one end of the first connecting rod is hinged with the top corner end of the second connecting rod, and the other end of the first connecting rod is hinged with the top corner end of the third connecting rod; one bottom corner end of the second connecting rod and one bottom corner end of the third connecting rod are hinged with the lathe bed respectively, and the other bottom corner end of the second connecting rod and the other bottom corner end of the third connecting rod are hinged with the base support respectively.

Preferably, the distance between the hinge points of the first connecting rod and the second and third connecting rods, the distance between the hinge points of the bed and the second and third connecting rods, and the distance between the hinge points of the base support and the second and third connecting rods are equal.

Preferably, the driving mechanism is a piston cylinder, one end of the piston cylinder is hinged to the base support, and the other end of the piston cylinder is hinged to the second connecting rod.

Preferably, the vertex angles of the second connecting rod and the third connecting rod are fixedly connected with connecting rods, and two ends of the first connecting rod are respectively hinged with the connecting rods at the vertex angles of the second connecting rod and the third connecting rod.

As a preferred scheme, the bed body comprises a main bed body and a transfer platform which can be pulled out or pushed into the main bed body from one side in a sliding manner; the two opposite ends of the transfer platform in the length direction are in sliding connection with the main bed body through guide rail structures, and the main bed body is provided with an opening allowing the transfer platform to pass through when the transfer platform is pulled out or pushed into the side edge.

Preferably, the guide rail structure comprises guide grooves arranged at two opposite ends of the main bed body in the length direction and slide blocks arranged at two opposite ends of the transfer platform in the length direction, and the slide blocks are correspondingly matched with the guide grooves in a sliding manner.

Preferably, two opposite sides of the main bed body in the width direction are provided with fences, and the fence on one side close to the opening is in transmission connection with the main bed body.

As a preferred scheme, the bed body is further provided with an occlusion structure, and the occlusion structure comprises an occlusion block which is arranged on the main bed body and is positioned at the opposite end of the opening, and a tiger mouth which is arranged on the transfer platform and is correspondingly matched with the occlusion block; when the transfer platform is pushed into the main bed body, the tiger mouth correspondingly bites the bite block.

As the preferred scheme, a plurality of universal wheels are further arranged at the bottom of the base support.

The utility model discloses a liftable medical bed, because the bed body is arranged on the base bracket through a lifting structure, the lifting structure comprises a parallelogram mechanism and a driving mechanism for driving the parallelogram mechanism to move; therefore, when a patient needs to be transferred between the medical bed and the common sickbed, the purpose of adjusting the height of the bed body is realized only by driving the parallelogram mechanism to move through the driving mechanism, so that the height of the bed body is kept consistent with that of the common sickbed, and therefore medical care personnel can use smaller action amplitude to realize the purpose of transferring the patient between the medical bed and the common sickbed, the operation difficulty of transferring the patient is reduced, and unnecessary pain of the patient is avoided.

Drawings

Fig. 1 is a side view of a liftable medical bed according to an embodiment of the present invention;

FIG. 2 is a perspective view of the hospital bed provided in FIG. 1;

fig. 3 is a schematic view of the adapter platform of the hospital bed provided in fig. 1 in a pulled-out state.

The reference numbers in the specification are as follows:

10. a base support; 11. a universal wheel; 20. a bed body; 21. a main bed body; 22. a transfer platform; 23. an opening; 24. a guide groove; 25. a slider; 26. a fence; 27. an occluding block; 28. a tiger mouth; 29. a handrail; 30. A parallelogram mechanism; 31. a first link; 32. a second link; 33. a third link; 34. a connecting rod; 40. a drive mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in 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.

Combine fig. 1 and fig. 3 to show, disclose the utility model discloses a liftable medical bed, including base support 10 and lathe bed 20, lathe bed 20 passes through elevation structure to be installed on base support 10, elevation structure includes parallelogram mechanism 30 and drive the actuating mechanism 40 of parallelogram mechanism 30 motion, parallelogram mechanism 30's upper end with lathe bed 20 connects, parallelogram mechanism 30's lower extreme with base support 10 connects.

The liftable medical bed provided by the embodiment of the utility model has the advantages that the bed body 20 is arranged on the base support 10 through the lifting structure, and the lifting structure comprises the parallelogram mechanism 30 and the driving mechanism 40 for driving the parallelogram mechanism 30 to move; therefore, when a patient needs to be transferred between the medical bed and the common sickbed, the purpose of adjusting the height of the bed body 20 can be realized only by driving the parallelogram mechanism 30 to move through the driving mechanism 40, so that the height of the bed body 20 is kept consistent with that of the common sickbed, and therefore medical staff can transfer the patient between the medical bed and the common sickbed with a small action range, the operation difficulty of transferring the patient is reduced, and unnecessary pain of the patient is avoided.

The parallelogram mechanism 30 comprises a first connecting rod 31, a second connecting rod 32 and a third connecting rod 33 which are isosceles triangle-shaped, and the shape of the second connecting rod 32 is the same as that of the third connecting rod 33; one end of the first connecting rod 31 is hinged with the top corner end of the second connecting rod 32, and the other end is hinged with the top corner end of the third connecting rod 33; one bottom corner end of the second connecting rod 32 and the third connecting rod 33 is hinged with the bed 20, and the other bottom corner end is hinged with the base support 10; the driving mechanism 40 can drive the second connecting rod 32 and the third connecting rod 33 to synchronously swing, so that the second connecting rod 32 and the third connecting rod 33 drive the bed body 20 to keep a horizontal posture to realize lifting movement, and the purpose of adjusting the height of the bed body 20 is realized.

In addition, a distance L1 between the hinge points of the first link 31 and the second link 32 and the third link 33, a distance L2 between the bed 10 and the hinge points of the second link 32 and the third link 33, and a distance L3 between the base support 10 and the hinge points of the second link 32 and the third link 33 are all equal, so that the posture of the bed 20 can be always kept in a horizontal posture when the bed 20 performs lifting movement.

Preferably, the driving mechanism 40 is a piston cylinder, one end of the piston cylinder is hinged to the base support 10, the other end of the piston cylinder is hinged to the second connecting rod 32, and a cylinder rod of the piston cylinder extends out or retracts to drive the second connecting rod 32 and the third connecting rod 33 to synchronously swing back and forth, so that the purpose of driving the bed body 20 to do lifting movement is achieved.

In addition, the top ends of the second link 32 and the third link 33 are fixedly connected with a connecting rod 34, and the two ends of the first link 31 are respectively hinged with the connecting rods 34 at the top ends of the second link 32 and the third link 33, so that the structure of the parallelogram mechanism 30 is optimized, and the movement of the parallelogram mechanism 30 is smoother.

In other embodiments, the bed body 20 of the medical bed of the present invention includes a main bed body 21 and a transfer platform 22 capable of being pulled out or pushed into the main bed body 21 from one side; two opposite ends of the transfer platform 22 in the length direction are in sliding connection with the main bed body 21 through a guide rail structure;

because the transfer platform 22 is connected with the main bed body 21 in a sliding way through the guide rail structure, the transfer platform 22 can be smoothly pulled out or pushed into the main bed body 21 from one side in a sliding way; therefore, when a patient needs to be transferred between the medical bed and the common sickbed, the patient can be transferred between the medical bed and the common sickbed by pulling out the transfer platform 22 to be in butt joint with the common sickbed by medical staff with a small action range, the operation difficulty of transferring the patient is reduced, and unnecessary pain of the patient is avoided.

In addition, the side of the main bed body 21, from which the transfer platform 22 is pulled out or pushed in, is further provided with an opening 23 for allowing the transfer platform 22 to pass through, so that the main bed body 21 is favorably and smoothly pulled out or pushed in from the opening 23 by the transfer platform 22.

In other embodiments, the guide rail structure includes guide grooves 24 disposed at opposite ends of the main bed 21 in the length direction, and slide blocks 25 disposed at opposite ends of the transfer platform 22 in the length direction, and the slide blocks 25 are correspondingly in sliding fit with the guide grooves 24; the sliding block 25 may be long and the sliding block 25 is disposed near one end of the main bed 21, so that when the transfer platform 22 is pulled out of the main bed, the weight of the transfer platform 22 can be supported by the sliding block, so as to improve the stability of the load when the transfer platform 22 is pulled out.

In other embodiments, two opposite sides of the main bed 21 in the width direction are further provided with rails 26, the rails 26 are used for preventing a patient from falling off the main bed 21, and the rail 26 near the opening 23 is in transmission connection with the main bed 21, so that the purpose of the design is that when the transfer platform 22 needs to be pulled out, the rails 26 can be turned downwards, and the pull-out of the transfer platform 22 is prevented from being blocked.

In other embodiments, the bed 20 is further provided with a meshing structure, where the meshing structure includes a meshing block 27 disposed on the main bed 21 and located at an opposite end of the opening 23, and a first jaw 28 disposed on the transfer platform 22 and corresponding to the meshing block 27; when the transfer platform 22 is pushed into the main bed body 21, the tiger mouth 28 correspondingly bites the bite block 27, so that the transfer platform 22 can be prevented from sliding after being pushed into the main bed body 21, and meanwhile, a limiting effect can be achieved.

In other embodiments, the base frame 10 is further provided with a plurality of universal wheels 11 at the bottom thereof to facilitate handling and moving of the hospital bed.

In other embodiments, the two opposite ends of the main bed body 21 in the length direction are further provided with handrails 29, and the medical bed can be conveniently pushed to move through the handrails 29.

In summary, since the bed 20 is mounted on the base support 10 through the lifting structure, the lifting structure includes the parallelogram mechanism 30 and the driving mechanism 40 for driving the parallelogram mechanism 30 to move; therefore, when a patient needs to be transferred between the medical bed and the common sickbed, the purpose of adjusting the height of the bed body 20 can be realized only by driving the parallelogram mechanism 30 to move through the driving mechanism 40, so that the height of the bed body 20 is kept consistent with that of the common sickbed, and therefore medical staff can transfer the patient between the medical bed and the common sickbed with a small action range, the operation difficulty of transferring the patient is reduced, and unnecessary pain of the patient is avoided.

In addition, because the bed body is provided with the main bed body 21 and the transfer platform 22, and the transfer platform 22 is in sliding connection with the main bed body 21 through a guide rail structure, the transfer platform 22 can be smoothly pulled out or pushed into the main bed body 21 from one side in a sliding manner; therefore, when a patient needs to be transferred between the medical bed and the common sickbed, the patient can be transferred between the medical bed and the common sickbed by pulling out the transfer platform 22 to be in butt joint with the common sickbed by medical staff with a small action range, the operation difficulty of transferring the patient is reduced, and unnecessary pain of the patient is avoided.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The liftable medical bed is characterized by comprising a base support and a bed body, wherein the bed body is installed on the base support through a lifting structure, the lifting structure comprises a parallelogram mechanism and a driving mechanism for driving the parallelogram mechanism to move, the upper end of the parallelogram mechanism is connected with the bed body, and the lower end of the parallelogram mechanism is connected with the base support.

2. The medical bed of claim 1, wherein the parallelogram mechanism includes a first link and second and third links that are each isosceles triangle in shape; one end of the first connecting rod is hinged with the top corner end of the second connecting rod, and the other end of the first connecting rod is hinged with the top corner end of the third connecting rod; one bottom corner end of the second connecting rod and one bottom corner end of the third connecting rod are hinged with the lathe bed respectively, and the other bottom corner end of the second connecting rod and the other bottom corner end of the third connecting rod are hinged with the base support respectively.

3. The medical bed according to claim 2, wherein the distance between the hinge points of the first connecting rod and the second and third connecting rods, the distance between the hinge points of the bed and the second and third connecting rods, and the distance between the hinge points of the base support and the second and third connecting rods are all equal.

4. The medical bed of claim 2 or 3, wherein the drive mechanism is a piston cylinder, one end of which is hinged to the base support and the other end of which is hinged to the second link.

5. The medical bed according to claim 2 or 3, wherein a connecting rod is fixedly connected to the top corner end of the second connecting rod and the third connecting rod, and two ends of the first connecting rod are respectively hinged to the connecting rods at the top corner end of the second connecting rod and the third connecting rod.

6. The medical bed of claim 1, wherein the bed comprises a main bed body and a transfer platform slidably pulled out of or pushed into the main bed body from one side; the two opposite ends of the transfer platform in the length direction are in sliding connection with the main bed body through guide rail structures, and the main bed body is provided with an opening allowing the transfer platform to pass through when the transfer platform is pulled out or pushed into the side edge.

7. The medical bed of claim 6, wherein the rail structure includes guide slots disposed at opposite lengthwise ends of the main bed body and slide blocks disposed at opposite lengthwise ends of the transfer platform, the slide blocks being slidably engaged with the guide slots, respectively.

8. The medical bed as claimed in claim 6 or 7, wherein two sides of the main bed body opposite to the width direction are further provided with fences, and the fence on one side close to the opening is in transmission connection with the main bed body.

9. The medical bed as claimed in claim 6 or 7, wherein the bed body is further provided with an occlusion structure, the occlusion structure comprises an occlusion block arranged on the main bed body and located at the opposite end of the opening, and a tiger mouth arranged on the transfer platform and corresponding to the occlusion block; when the transfer platform is pushed into the main bed body, the tiger mouth correspondingly bites the bite block.

10. The medical bed of claim 1, wherein the base support further comprises a plurality of casters at the bottom thereof.