A transfer device between an automatic bed and a wheelchair

Abstract

The present invention discloses a transfer device between an automatic bed and a wheelchair, belonging to the technical field of medical devices, and comprising: a medical bed unit, comprising a basic bed body, a bed frame and a transfer plate, wherein the basic bed body is fixed on the ground, and the bed frame is fixedly connected to the basic bed body; the transfer plate is slidably mounted on the bed frame through a first sliding assembly; a wheelchair unit, comprising a basic wheelchair chassis, a second sliding assembly arranged at the upper end of the basic wheelchair chassis, a first limiting portion and a second limiting portion; when transfer is required, the basic wheelchair chassis is close to the basic bed body, and the second sliding assembly is arranged corresponding to the first sliding assembly, so that the transfer plate can slide from the basic bed body to the basic wheelchair chassis. The present invention has various structural functions, a stable and reliable transfer process, low safety hazards, and reduces the use of manpower. The transfer plate solves the process of transferring patients from the bed to the wheelchair that requires manpower, and prevents secondary injuries during the transportation process.

Description

Technical Field

[0001] The invention belongs to the technical field of medical devices, and in particular relates to a transfer device between an automatic bed and a wheelchair. Background Art

[0002] The automatic transfer device between bed and wheelchair is mainly used to solve the problem of difficulty in smooth transfer between bed and wheelchair. By adding a special medical bed board structure, a smooth transition from bed to wheelchair can be achieved, reducing the use of manpower; and the deformable structure of the mattress enables the patient to get up and sit up on the medical bed.

[0003] At present, with the gradual expansion of medical needs and aging, there is an increasing demand for the transfer of weak or disabled patients from wheelchairs to beds. Most hospitals in the market still need manual means such as nurses and caregivers to carry patients, which requires a large amount of manpower and great physical strength, is not conducive to the realization of large-scale hospital treatment and rehabilitation work, and is prone to secondary injuries to patients during the transfer process.

[0004] Therefore, there is an urgent need for a transfer device between an automated bed and a wheelchair that is rapid, stable, and safe and reliable for patients. Summary of the invention

[0005] The purpose of the present invention is to provide a transfer device between an automated bed and a wheelchair, which is rapid, stable, safe and reliable for patients. The technical solution adopted by the present invention is:

[0006] A transfer device between an automatic bed and a wheelchair, comprising:

[0007] A medical bed unit, the medical bed unit comprising a basic bed body, a bed frame and a transfer plate, the basic bed body is fixed on the ground, the bed frame is fixedly connected to the basic bed body; the transfer plate is slidably mounted on the bed frame through a first sliding assembly;

[0008] A wheelchair unit, the wheelchair unit comprising a basic wheelchair chassis, a second sliding assembly arranged at an upper end of the basic wheelchair chassis, a first limiting portion and a second limiting portion;

[0009] When transfer is required, the basic wheelchair chassis is close to the basic bed body, and the second sliding assembly is correspondingly arranged with the first sliding assembly, so that the transfer plate can slide from the basic bed body to the basic wheelchair chassis;

[0010] Among them, the first limiting part is fixedly installed on the side of the basic wheelchair chassis away from the basic bed body; the second limiting part is fixedly installed on the side of the basic wheelchair chassis close to the rear wheel; the first limiting part and the second limiting part are used to fix the relative position between the transfer plate and the basic wheelchair chassis.

[0011] Furthermore, the transfer plate includes an upper body mattress, a middle body mattress and a lower body mattress, and the middle body mattress is slidably mounted on the middle section of the bed frame via a first sliding assembly; the upper body mattress is hingedly connected to a first end of the middle body mattress, and a second end of the middle body mattress is hingedly connected to the lower body mattress, and the upper body mattress and the middle body mattress are driven and connected via a first driving unit, and the first driving unit is used to drive and change the relative angle between the upper body mattress and the middle body mattress; the lower body mattress and the middle body mattress are driven and connected via a second driving unit, and the second driving unit is used to drive and change the relative angle between the lower body mattress and the middle body mattress.

[0012] Furthermore, the first driving part is an upper electric push rod, one end of which is connected to the upper body mattress through a pin connection, and the other end is connected to the middle body mattress through a pin connection; the second driving part is a lower electric push rod, one end of which is connected to the middle body mattress through a pin connection, and the other end is connected to the lower body mattress through a pin connection.

[0013] Furthermore, the first limiting portion is a side buckle, and the second limiting portion is a rear buckle; wherein, the side buckle is fixedly installed on the side of the basic wheelchair chassis away from the basic bed body by bolts, and the rear buckle is fixedly installed on the side of the basic wheelchair chassis close to the upper body mattress by bolts; when the basic wheelchair chassis reaches a suitable position, the rear buckle is engaged with the raised groove on the side of the middle body mattress to prevent the basic wheelchair chassis from moving forward and backward, and the rear buckle is engaged with the raised groove on the side of the middle body mattress to ensure the stability of the wheelchair after the change.

[0014] Furthermore, the first sliding assembly includes a medical bed guide rail, a guide rail platform and a driving unit, the medical bed guide rail is fixedly connected to the middle position of the bed frame, the guide rail platform is slidably mounted on the medical bed guide rail, and the guide rail platform is fixedly connected to the mid-body mattress; the driving unit includes a gear rack structure and a motor, the rack of the gear rack structure is fixedly mounted at the middle position of the bed frame; the gear of the gear rack structure is meshed with the rack; the gear and the driving end of the motor are connected via a shaft and a coupling; the motor is fixedly connected to the transfer plate.

[0015] Furthermore, the second sliding assembly includes a wheelchair rail and a wheelchair rack fixedly mounted above the basic wheelchair chassis; when transfer is required, the wheelchair rail is aligned with the medical bed rail; and the wheelchair rack is aligned with the rack in the gear rack structure.

[0016] Furthermore, it also includes a floor rubber pad, which is laid on a side of the basic bed body close to the basic wheelchair chassis; the floor rubber pad is provided with protrusions on a side of the basic wheelchair chassis away from the basic bed body and on a side of the basic wheelchair chassis close to the upper body mattress, and the protrusions are used for positioning between the basic wheelchair chassis and the basic bed body to facilitate the alignment between the wheelchair guide rail and the medical bed guide rail and between the wheelchair rack and the rack in the gear rack structure.

[0017] Furthermore, the material of the floor rubber pad is rubber.

[0018] Beneficial effects of the present invention:

[0019] The present invention provides a transfer device between an automatic bed and a wheelchair, which is used for the transfer device between an automatic bed and a wheelchair for medical transfer. The structure and functions are diverse, the transfer process is smooth and reliable, the potential safety hazard is small, and the use of manpower is reduced. The transfer plate solves the problem of human labor required to transfer the patient from the bed to the wheelchair, thereby preventing secondary injuries during the transportation process; the side buckles and the rear buckles ensure fast and effective clamping, thereby better realizing the function of transfer. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the transfer device between the automatic bed and the wheelchair of the present invention;

[0021] Figure 2 This is a front view of the overall structure of the transfer device between the automatic bed and the wheelchair of the present invention;

[0022] Figure 3 It is a side sectional view of the overall structure of the transfer device between the automatic bed and the wheelchair of the present invention;

[0023] Figure 4 It is a top view of the overall structure of the transfer device between the automatic bed and the wheelchair of the present invention.

[0024] Among them, 1. Bed frame; 2. Basic bed body; 3. Upper body mattress; 4. Upper electric push rod; 5. Middle body mattress; 6. Lower body mattress; 7. Lower electric push rod; 8. Basic wheelchair chassis; 9. Side buckles; 10. Ground rubber pad; 11. Rear buckles; 12. Wheelchair rack; 13. Wheelchair rails; 14. Gear rack structure; 15. Medical bed rails; 16. Rail platform. DETAILED DESCRIPTION

[0025] The present invention provides a transfer device between an automatic bed and a wheelchair. The technical solution of the present invention is described in detail below in conjunction with the accompanying drawings to make it easier to understand and grasp.

[0026] Example 1

[0027] A transfer device between an automatic bed and a wheelchair, comprising:

[0028] The medical bed unit comprises a basic bed body 2, a bed frame 1 and a transfer plate. The basic bed body 2 is fixed on the ground, and the bed frame 1 is fixedly connected to the basic bed body 2; the transfer plate is slidably mounted on the bed frame 1 through a first sliding assembly;

[0029] The wheelchair unit comprises a basic wheelchair chassis 8, a second sliding assembly arranged at the upper end of the basic wheelchair chassis 8, a first limiting portion and a second limiting portion;

[0030] When transfer is required, the basic wheelchair chassis 8 is close to the basic bed body 2, and the second sliding assembly is correspondingly arranged with the first sliding assembly so that the transfer plate can slide from the basic bed body 2 to the basic wheelchair chassis 8;

[0031] Among them, the first limiting part is fixedly installed on the side of the basic wheelchair chassis 8 away from the basic bed body 2; the second limiting part is fixedly installed on the side of the basic wheelchair chassis 8 close to the rear wheel; the first limiting part and the second limiting part are used to fix the relative position between the transfer plate and the basic wheelchair chassis 8.

[0032] The automatic bed-wheelchair transfer device provided in this embodiment has diverse structural functions, a smooth and reliable transfer process, low potential safety hazards, and reduced manual labor. Among them, the transfer plate solves the problem of human labor required to transfer the patient from the bed to the wheelchair, preventing secondary injuries during the transportation process.

[0033] Example 2

[0034] In order to better realize the transfer function, this embodiment is further configured on the basis of Embodiment 1.

[0035] In this embodiment, the transfer plate includes an upper body mattress 3, a middle body mattress 5 and a lower body mattress 6. The middle body mattress 5 is slidably installed in the middle section of the bed frame 1 through a first sliding assembly; the upper body mattress 3 is hingedly connected to the first end of the middle body mattress 5, and the second end of the middle body mattress 5 is hingedly connected to the lower body mattress 6. The upper body mattress 3 and the middle body mattress 5 are driven and connected by a first driving unit, and the first driving unit is used to drive the change of the relative angle between the upper body mattress 3 and the middle body mattress 5; the lower body mattress 6 and the middle body mattress 5 are driven and connected by a second driving unit, and the second driving unit is used to drive the change of the relative angle between the lower body mattress 6 and the middle body mattress 5.

[0036] In this embodiment, the first driving part is an upper electric push rod 4, one end of which is connected to the upper body mattress 3 through a pin connection, and the other end is connected to the middle body mattress 5 through a pin connection; the second driving part is a lower electric push rod 7, one end of which is connected to the middle body mattress 5 through a pin connection, and the other end is connected to the lower body mattress 6 through a pin connection.

[0037] In this embodiment, the first limiting part is the side buckle 9, and the second limiting part is the rear buckle 11; wherein the side buckle 9 is fixedly installed on the side of the basic wheelchair chassis 8 away from the basic bed body 2 by bolts, and the rear buckle 11 is fixedly installed on the side of the basic wheelchair chassis 8 close to the upper body mattress 3 by bolts; when the basic wheelchair chassis 8 reaches the appropriate position, the rear buckle 11 is clamped with the raised groove on the side of the middle body mattress 5 to prevent the basic wheelchair chassis from moving forward and backward, and the rear buckle 11 is clamped with the raised groove on the side of the middle body mattress 5 to ensure the stability of the wheelchair after the change. Among them, the side buckle 9 and the rear buckle 11 ensure fast and effective clamping, and better realize the function of transfer.

[0038] In this embodiment, the first sliding assembly includes a medical bed guide rail 15, a guide rail platform 16 and a driving unit. The medical bed guide rail 15 is fixedly connected to the middle position of the bed frame 1, and the guide rail platform 16 is slidably installed on the medical bed guide rail 15. The guide rail platform 16 is fixedly connected to the mid-body mattress 5; the driving unit includes a gear rack structure 14 and a motor. The rack of the gear rack structure 14 is fixedly installed in the middle position of the bed frame 1; the gear of the gear rack structure 14 is meshed with the rack; the gear and the driving end of the motor are connected through a shaft and a coupling; the motor is fixedly connected to the transfer plate.

[0039] In this embodiment, the second sliding assembly includes a wheelchair rail 13 and a wheelchair rack 12 fixedly mounted above the basic wheelchair chassis 8; when transfer is required, the wheelchair rail 13 is aligned with the medical bed rail 15; the wheelchair rack 12 is aligned with the rack in the gear rack structure 14.

[0040] The transfer device between the automatic bed and the wheelchair provided in this embodiment also includes a floor rubber pad 10, which is laid on the side of the basic bed body 2 close to the basic wheelchair chassis 8; the floor rubber pad 10 is provided with protrusions on the side of the basic wheelchair chassis 8 away from the basic bed body 2 and on the side of the basic wheelchair chassis 8 close to the upper body mattress 3, and the protrusions are used for positioning between the basic wheelchair chassis 8 and the basic bed body 2 to facilitate the alignment between the wheelchair rail 13 and the medical bed rail 15 and between the wheelchair rack 12 and the rack in the gear rack structure 14.

[0041] In this embodiment, the material of the floor rubber pad 10 is rubber.

[0042] Working principle of the present invention:

[0043] After the wheelchair part is clamped to the appropriate position through the ground rubber pad 10, it is clamped with the protruding groove on the basic bed body 2 through the rear buckle 11 on the rear side of the wheelchair to achieve preliminary positioning and clamping, so that the guide rails and the racks are aligned, and further driven by the motor, the gear rotates on the rack to drive the middle body mattress 5 and the entire transfer plate to move. Under the drive, the gear passes through the rack in the gear rack structure 14 and the wheelchair rack 12 respectively, and under the drive of the guide rail platform 16, it passes through the medical bed rail 15 and the wheelchair rail 13 to reach the basic wheelchair chassis 8, and is clamped with the protruding groove on the middle body mattress 5 of the transfer plate through the side buckle 9, and is tightened by the straps on the basic wheelchair chassis 8 to fix the transfer plate to the wheelchair part; finally, the upper electric push rod 4 and the lower electric push rod 7 on the front and rear sides are used to realize the deformation of the wheelchair state to achieve the transfer purpose.

[0044] The transfer device between an automated bed and a wheelchair used for medical transfer of the present invention has diverse structural functions, a smooth and reliable transfer process, low potential safety hazards, and reduced use of manpower. The transfer plate solves the problem of human labor required to transfer the patient from the bed to the wheelchair, thereby preventing secondary injuries during the transportation process. The side buckles and rear buckles ensure fast and effective clamping, thereby better realizing the function of transfer.

[0045] The above fully describes the technical solution of the present invention. It should be noted that the specific implementation of the present invention is not limited to the above description. All technical solutions formed by ordinary technicians in the field using equivalent or equivalent transformations in structure, method or function based on the spirit of the present invention fall within the protection scope of the present invention.

Claims

1. A transfer device between an automated bed and a wheelchair, characterized in that: include: A medical bed unit, the medical bed unit comprising a basic bed body (2), a bed frame (1) and a transfer plate, the basic bed body (2) being fixed on the ground, the bed frame (1) being fixedly connected to the basic bed body (2); the transfer plate being slidably mounted on the bed frame (1) via a first sliding assembly; A wheelchair unit, the wheelchair unit comprising a basic wheelchair chassis (8), a second sliding assembly arranged at the upper end of the basic wheelchair chassis (8), a first limiting portion and a second limiting portion; When transfer is required, the basic wheelchair chassis (8) is brought close to the basic bed body (2), and the second sliding assembly is arranged corresponding to the first sliding assembly, so that the transfer plate can slide from the basic bed body (2) to the basic wheelchair chassis (8); Wherein, the first limiting portion is fixedly mounted on a side of the basic wheelchair chassis (8) away from the basic bed body (2); the second limiting portion is fixedly mounted on a side of the rear wheel of the basic wheelchair chassis (8); the first limiting portion and the second limiting portion are used to fix the relative position between the transfer plate and the basic wheelchair chassis (8); The transfer plate comprises an upper body mattress (3), a middle body mattress (5) and a lower body mattress (6); the middle body mattress (5) is slidably mounted at the middle section of the bed frame (1) via a first sliding assembly; the upper body mattress (3) is hingedly connected to a first end of the middle body mattress (5), and the second end of the middle body mattress (5) is hingedly connected to the lower body mattress (6); the upper body mattress (3) and the middle body mattress (5) are connected by a first driving unit, and the first driving unit is used to drive and change the relative angle between the upper body mattress (3) and the middle body mattress (5); the lower body mattress (6) and the middle body mattress (5) are connected by a second driving unit, and the second driving unit is used to drive and change the relative angle between the lower body mattress (6) and the middle body mattress (5); The first limiting part is a side buckle (9), and the second limiting part is a rear buckle (11); wherein the side buckle (9) is fixedly mounted on a side of the basic wheelchair chassis (8) away from the basic bed body (2) by means of bolts, and the rear buckle (11) is fixedly mounted on a side of the basic wheelchair chassis (8) close to the upper body mattress (3) by means of bolts; when the basic wheelchair chassis (8) reaches a suitable position, the rear buckle (11) is engaged with a protruding groove on a side of the middle body mattress (5) to ensure stability of the wheelchair after the change; The first sliding assembly comprises a medical bed guide rail (15), a guide rail platform (16) and a driving unit, wherein the medical bed guide rail (15) is fixedly connected to the middle position of the bed frame (1), the guide rail platform (16) is slidably mounted on the medical bed guide rail (15), and the guide rail platform (16) is fixedly connected to the mid-body mattress (5); the driving unit comprises a gear rack structure (14) and a motor, wherein the rack of the gear rack structure (14) is fixedly mounted to the middle position of the bed frame (1); the gear of the gear rack structure (14) is meshed with the rack; the gear is connected to the driving end of the motor via a shaft and a coupling; the motor is fixedly connected to the transfer plate; The second sliding assembly comprises a wheelchair rail (13) and a wheelchair rack (12) fixedly mounted above the base wheelchair chassis (8); when transfer is required, the wheelchair rail (13) is aligned with the medical bed rail (15); the wheelchair rack (12) is aligned with the rack in the gear rack structure (14); It also includes a floor rubber pad (10), the floor rubber pad (10) being laid on a side of the basic bed body (2) close to the basic wheelchair chassis (8); the floor rubber pad (10) is provided with protrusions on a side of the basic wheelchair chassis (8) away from the basic bed body (2) and on a side of the basic wheelchair chassis (8) close to the upper body mattress (3), the protrusions being used for positioning between the basic wheelchair chassis (8) and the basic bed body (2) to facilitate alignment between the wheelchair guide rail (13) and the medical bed guide rail (15) and between the wheelchair rack (12) and the rack in the gear rack structure (14); The first driving part is an upper electric push rod (4), one end of which is connected to the upper body mattress (3) through a pin, and the other end is connected to the middle body mattress (5) through a pin; the second driving part is a lower electric push rod (7), one end of which is connected to the middle body mattress (5) through a pin, and the other end is connected to the lower body mattress (6) through a pin.

2. The transfer device between the automated bed and the wheelchair according to claim 1, characterized in that: The material of the ground rubber pad (10) is rubber.

Images