Multifunctional wheelchair capable of assisting in getting in and out of bed
Through the design of a multi-function wheelchair, the seat plate is translated, tilted and height adjustment using components such as hydraulic cylinders and cylinders, which solves the problems of inconvenience and injury risks of existing wheelchairs when patients get on and off the bed, and improves the convenience and safety of use.
Patent Information
- Application Number
- CN202422473889.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-14
- Publication Date
- 2025-08-26
- Estimated Expiration
- 2034-10-14
AI Technical Summary
When lifting the patient from the wheelchair to the bed, existing wheelchairs are prone to cause secondary harm to the patient, especially severe patients or people with limited mobility, which is inconvenient to operation and is not conducive to nursing staff.
A multi-function wheelchair is designed to achieve translation, tilt and height adjustment of the seat plate through the coordinated working of components such as hydraulic cylinders, cylinders, sliders, sliders, supporters and support legs to assist patients in getting on and off the bed.
It improves the convenience of caregivers, reduces the risk of injury for patients during handling, and enhances the practicality and flexibility of the wheelchair.
Smart Images
Figure CN223263116U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of wheelchairs, in particular to a multifunctional wheelchair capable of assisting in getting in and out of bed. Background Art
[0002] A wheelchair is a chair with wheels that can help replace walking. It is an important means of transportation for the injured, sick, and disabled for home rehabilitation, transportation, medical treatment, and outdoor activities. A wheelchair not only meets the transportation needs of the physically disabled and those with limited mobility, but more importantly, it makes it easier for family members to move and care for the patients, allowing the patients to exercise and participate in social activities with the help of a wheelchair.
[0003] When the current wheelchair is in use, the patient sits on the chair to assist the patient in moving. Then, when the patient needs to get into bed, one or more assistants are needed to lift the patient onto the bed to complete the process.
[0004] However, when the existing wheelchair is in use, when the patient needs to get into bed, for some seriously ill patients or people with a high degree of disability, one or more people are required to assist in lifting the patient onto the bed. During the transportation process, it is easy to cause secondary damage to the patient's injuries, which is not conducive to the operation of nursing staff and has limitations in use. To address the above problems, a multifunctional wheelchair that can assist in getting in and out of bed is proposed. Utility Model Content
[0005] The purpose of the utility model is to provide a multifunctional wheelchair that can assist in getting in and out of bed, thereby solving the problem in the background art that it is inconvenient for nursing staff when a patient needs to go to bed to rest.
[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a multifunctional wheelchair that can assist in getting in and out of bed, comprising a partition, a hydraulic cylinder fixedly connected to the rear side of the top of the partition, a fixed plate rotatably connected to the output end of the hydraulic cylinder, a slide rail fixedly connected to the top of the partition, two sliders slidably connected to the inner walls of the two slide rails, two sliders fixedly connected to the tops of the two sliders, and the support rods rotatably connected to the fixed plate, a baffle fixedly connected to the rear side of the fixed plate, a second cylinder fixedly connected to the front end of the baffle, two limit plates fixedly connected to the top of the fixed plate, and the output end of the second cylinder fixed A connecting plate is connected, and both left and right ends of the connecting plate are fixedly connected to slides, the tops of the two slides are fixedly connected to the seat plate, and an adjustment component is provided at the bottom of the partition plate, one side of the seat plate is fixedly connected to a first support plate, the top of the first support plate is fixedly connected to a first motor, the output end of the first motor passes through the seat plate and is fixedly connected to a transmission rod, the outer ring of the transmission rod is fixedly connected to the bed plate, and the other end of the transmission rod is rotatably connected to the seat plate, one side of the bed plate is fixedly connected to two L-shaped plates, one side of the inner wall of the L-shaped plate is rotatably connected to a support leg, and the bottom of the support leg is fixedly connected to the first cylinder.
[0007] By adopting the above technical solution, the second cylinder is started to work, driving the slide to move in the limit plate, and then the seat board is moved horizontally above the bed. Then the hydraulic cylinder is started to work, lifting one side of the seat board and tilting the seat board.
[0008] As a further description of the above technical solution: the adjustment component includes an extension rod, which is fixedly connected to the partition, and a second support plate is fixedly connected to one side of the outer wall of the extension rod, and a second motor is fixedly connected to the top of the second support plate, and the output end of the second motor passes through the extension rod and is fixedly connected to the active bevel gear, the bottom of the outer ring of the active bevel gear is meshed with the driven bevel gear, the bottom of the driven bevel gear is fixedly connected to a screw rod, the outer ring of the screw rod is threadedly connected to a nut pair, the inner wall of the extension rod is slidably connected to the support rod, and the bottom of the support rod is fixedly connected to the base.
[0009] By adopting the above technical solution, the height of the adjustment component can be adjusted according to actual conditions, which is convenient for use.
[0010] As a further description of the above technical solution: a pad is fixedly connected to the bottom of the first cylinder, a bolt is provided between the L-shaped plate and the support leg, and the bolt passes through the L-shaped plate and the support leg in sequence.
[0011] By adopting the above technical solution, the supporting legs can provide support when the bed board is laid flat.
[0012] As a further description of the above technical solution: grooves are provided on opposite sides of the two limit plates, and slides are slidably connected to the inner walls of the two grooves.
[0013] By adopting the above technical solution, the groove limits the slide plate.
[0014] As a further description of the above technical solution: one end of the active bevel gear is fixedly connected to a second connecting rod, and the other end of the second connecting rod is rotatably connected to an extension rod.
[0015] By adopting the above technical solution, the height of the seat plate can be adjusted by moving the extension rod.
[0016] As a further description of the above technical solution: a limiting rod is fixedly connected between the inner walls of the extension rods, and a nut pair is provided between the two limiting rods.
[0017] By adopting the above technical solution, the limiting rod limits the nut pair.
[0018] As a further description of the above technical solution: a bidirectional synchronous motor is fixedly connected to the bottom of the base, and the output end of the bidirectional synchronous motor is fixedly connected to two first connecting rods, and one end of the two first connecting rods passes through the support seat and is fixedly connected to a large wheel.
[0019] By adopting the above technical solution, when the bidirectional synchronous motor is working, it can drive the large wheel to rotate.
[0020] As a further description of the above technical solution: the top of the support seat is fixedly connected to a base, and the right end of the bottom of the base is fixedly connected to a small wheel.
[0021] By adopting the above technical solution, the wheelchair is provided with wheels of different sizes, which is convenient for driving on bumpy ground.
[0022] Compared with the prior art, the beneficial effects of the present invention are as follows:
[0023] 1. The utility model provides a multifunctional wheelchair that can assist in getting in and out of bed. Through a limit plate, a slide plate, a second cylinder, a hydraulic cylinder, a support rod, a support rod, and a slide rail, the second cylinder is started to work, driving the slide plate to move in the limit plate, and then the seat plate is moved horizontally above the bed, and the rear support legs are unfolded for support. Then the hydraulic cylinder is started to work, and one side of the seat plate is lifted, and the slider can be pulled to move in the slide rail, and then the seat plate can be tilted to tilt the patient onto the bed, which is helpful for nursing staff to operate and improves practicality.
[0024] 2. The utility model provides a multifunctional wheelchair that can assist in getting on and off the bed. Through the extension rod, support rod, first motor, bed board, support legs, and first cylinder, the second motor is started to drive the extension rod to move upward, so that the height of the seat board can be adjusted. Then, the first motor is started to drive the bed board to rotate and adjust the angle, and then it is extended into a bed. At the same time, the support legs are rotated to make the pads support the bed board. Then, the first cylinder follows the extension rod to adjust the height. It can be switched between a wheelchair and a bed at will, and is flexible to use. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;
[0026] Figure 2 This is a side view of the overall structure of the utility model;
[0027] Figure 3 This is a schematic diagram of the expanded bed structure of the utility model;
[0028] Figure 4 This is an exploded view of the fixed plate structure of the utility model;
[0029] Figure 5This is a cross-sectional view of the extension rod structure of the present utility model.
[0030] In the figure: 1. partition; 2. hydraulic cylinder; 3. slide rail; 4. slider; 5. support rod; 6. fixing plate; 7. seat plate; 8. bed plate; 9. support leg; 10. L-shaped plate; 11. bolt; 12. first cylinder; 13. pad; 14. limit plate; 15. slide plate; 16. connecting plate; 17. second cylinder; 18. first support plate; 19. first motor; 20. baffle; 21. extension rod; 22. support rod; 23. screw rod; 24. nut pair; 25. driven bevel gear; 26. driving bevel gear; 27. second connecting rod; 28. second motor; 29. second support plate; 30. bidirectional synchronous motor; 31. support seat; 32. first connecting rod; 33. large wheel; 34. small wheel; 35. groove; 36. base; 37. transmission rod; 38. limit rod. DETAILED DESCRIPTION
[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0032] In order to further understand the content of the present invention, the present invention is described in detail with reference to the accompanying drawings.
[0033] Combine Figure 1The utility model is a multifunctional wheelchair that can assist getting on and off the bed, comprising a partition 1, a hydraulic cylinder 2 is fixedly connected to the rear side of the top of the partition 1, and the output end of the hydraulic cylinder 2 is rotatably connected to the fixed plate 6, the top of the partition 1 is fixedly connected to the slide rail 3, and the bottom of the first cylinder 12 is fixedly connected to a pad 13. Bolts 11 are provided between the L-shaped plate 10 and the support legs 9, and the bolts 11 pass through the L-shaped plate 10 and the support legs 9 in sequence. When the bed board 8 is adjusted, the nuts on the bolts 11 can be screwed, and then the support legs 9 are rotated, and the length of the first cylinder 12 is adjusted to support the bed board 8. When the seat board 7 moves, the front support legs 9 can be retracted and supported by the bed, and the rear support legs 9 can be used together to increase stability and prevent rollover. The two limit plates 14 are provided with grooves 35 on the opposite sides. The inner walls of the grooves 35 are slidably connected to the slide 15. When the slide 15 moves, the grooves 35 can limit the slide 15 and slide out from one end to translate the seat plate 7. One end of the active bevel gear 26 is fixedly connected to the second connecting rod 27, and the other end of the second connecting rod 27 is rotatably connected to the extension rod 21. The second connecting rod 27 limits and fixes the active bevel gear 26. The bottom of the base 36 is fixedly connected to a bidirectional synchronous motor 30, and the output end of the bidirectional synchronous motor 30 is fixedly connected to two first connecting rods 32. One end of the two first connecting rods 32 passes through the support seat 31 and is fixedly connected to the large wheel 33. The top of the support seat 31 is fixedly connected to the base 36. When the bidirectional synchronous motor 30 is working, it can drive the two large wheels 33 to rotate, thereby generating thrust, driving the small wheel 34 to rotate, and the right end of the bottom of the base 36 is fixedly connected to the small wheel 34.
[0034] Combine Figure 3 and Figure 4The inner walls of the two slide rails 3 are slidably connected with sliders 4, the tops of the two sliders 4 are fixedly connected with support rods 5, and the support rods 5 are rotatably connected to the fixed plate 6. The rear side of the fixed plate 6 is fixedly connected with a baffle 20, and the front end of the baffle 20 is fixedly connected to the second cylinder 17. The baffle 20 supports the second cylinder 17 and pushes the slide 15 to move and translate it to the top of the bed. The top of the fixed plate 6 is fixedly connected with two limit plates 14, and the output end of the second cylinder 17 is fixedly connected with a connecting plate 16. The left and right ends of the connecting plate 16 are fixedly connected to the slide 15. The tops of the two slides 15 are fixedly connected to the seat board 7. An adjustment component is provided at the bottom of the partition 1, and one side of the seat board 7 is fixedly connected to the first support plate 18 The top of the first support plate 18 is fixedly connected to the first motor 19, and the output end of the first motor 19 passes through the seat plate 7 and is fixedly connected to the transmission rod 37. The outer ring of the transmission rod 37 is fixedly connected to the bed board 8. When the first motor 19 is working, it can drive the transmission rod 37 to rotate, and then it is fixed to the bed board 8, thereby driving the bed board 8 to rotate, and a baffle is provided on the seat board 7 to prevent the bed board 8 from rotating downward excessively. The other end of the transmission rod 37 is rotatably connected to the seat board 7. Two L-shaped plates 10 are fixedly connected to one side of the bed board 8, and one side of the inner wall of the L-shaped plate 10 is rotatably connected to the support leg 9. The bottom of the support leg 9 is fixedly connected to the first cylinder 12, and the support leg 9 can provide certain support to the bed board 8.
[0035] Combine Figure 2 and Figure 5 The adjustment component includes an extension rod 21, which is fixedly connected to the partition 1. One side of the outer wall of the extension rod 21 is fixedly connected to a second support plate 29, and the top of the second support plate 29 is fixedly connected to a second motor 28. When the second motor 28 is working, it can drive the active bevel gear 26 and the driven bevel gear 25 to rotate, thereby driving the screw rod 23 to rotate, and then the thread between the screw rod 23 and the nut pair 24 can make the extension rod 21 move upward for height adjustment. The output end of the second motor 28 passes through the extension rod 21 and The driving bevel gear 26 is fixedly connected, and the bottom of the outer ring of the driving bevel gear 26 is meshed with the driven bevel gear 25. The bottom of the driven bevel gear 25 is fixedly connected to the screw rod 23, and the outer ring of the screw rod 23 is threadedly connected to the nut pair 24. The inner walls of the extension rod 21 are slidably connected to the support rod 22, and the bottom of the support rod 22 is fixedly connected to the base 36. The inner walls of the extension rod 21 are fixedly connected with a limiting rod 38. The limiting rod 38 is used to limit the nut pair 24 to prevent displacement. The nut pair 24 is arranged between the two limiting rods 38.
[0036] Working principle: When using a wheelchair, the patient can sit on the seat board 7, and then start the bidirectional synchronous motor 30 to drive the two slide rails 33 to move, which pushes the small wheel 34 to move, making it convenient for the patient to move. Then, when the patient needs to get on and off the bed, first start the second motor 28 to work, which can drive the active bevel gear 26 to rotate, and the active bevel gear 26 is engaged with the driven bevel gear 25 to drive the screw rod 23 to rotate. When the nut pair 24 remains stationary, the extension rod 21 can be moved upward to adjust the fixed plate 6 to be flush with the bed. At the same time, start the first motor 19 to work, drive the bed board 8 to rotate on the seat board 7, lay the bed board 8 flat, and adjust it into a bed. Then use the bolts 11 to rotate the legs 9 and the bolts 11, and the pads 13 are used to support the bed board 8. Universal wheels are placed under the pads 13 for easy movement. Then you can also start When the patient gets out of bed, the fixed plate 6 is flush with the bed again, and then the seat board 7 is tilted, and the nurse assists in lying on the seat board 7, and then returns to the wheelchair-like state.
[0037] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.
[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A multifunctional wheelchair that can assist in getting in and out of bed, comprising a partition (1), characterized in that: The rear side of the top of the partition (1) is fixedly connected to a hydraulic cylinder (2), the output end of the hydraulic cylinder (2) is rotatably connected to a fixed plate (6), the top of the partition (1) is fixedly connected to a slide rail (3), the inner walls of the two slide rails (3) are slidably connected to sliders (4), the tops of the two sliders (4) are fixedly connected to support rods (5), and the support rods (5) are rotatably connected to the fixed plate (6), the rear side of the fixed plate (6) is fixedly connected to a baffle (20), the front end of the baffle (20) is fixedly connected to a second cylinder (17), the top of the fixed plate (6) is fixedly connected to two limit plates (14), the output end of the second cylinder (17) is fixedly connected to a connecting plate (16), and the left and right ends of the connecting plate (16) are fixedly connected to slide plates (15), the tops of the two slides (15) are fixedly connected to a seat plate (7), an adjustment assembly is provided at the bottom of the partition (1), one side of the seat plate (7) is fixedly connected to a first support plate (18), the top of the first support plate (18) is fixedly connected to a first motor (19), the output end of the first motor (19) passes through the seat plate (7) and is fixedly connected to a transmission rod (37), the outer ring of the transmission rod (37) is fixedly connected to a bed plate (8), the other end of the transmission rod (37) is rotatably connected to the seat plate (7), one side of the bed plate (8) is fixedly connected to two L-shaped plates (10), one side of the inner wall of the L-shaped plate (10) is rotatably connected to a support leg (9), and the bottom of the support leg (9) is fixedly connected to a first cylinder (12).
2. The multifunctional wheelchair for assisting in getting in and out of bed according to claim 1, characterized in that: The adjustment assembly comprises an extension rod (21), wherein the extension rod (21) is fixedly connected to the partition (1), a second support plate (29) is fixedly connected to one side of the outer wall of the extension rod (21), a second motor (28) is fixedly connected to the top of the second support plate (29), an output end of the second motor (28) passes through the extension rod (21) and is fixedly connected to a driving bevel gear (26), the bottom of the outer ring of the driving bevel gear (26) is meshedly connected to a driven bevel gear (25), the bottom of the driven bevel gear (25) is fixedly connected to a screw rod (23), the outer ring of the screw rod (23) is threadedly connected to a nut pair (24), the inner wall of the extension rod (21) is slidably connected to a support rod (22), and the bottom of the support rod (22) is fixedly connected to a base (36).
3. The multifunctional wheelchair capable of assisting in getting in and out of bed according to claim 1, characterized in that: The bottom of each of the first cylinders (12) is fixedly connected with a pad (13), a bolt (11) is provided between the L-shaped plate (10) and the support leg (9), and the bolt (11) passes through the L-shaped plate (10) and the support leg (9) in sequence.
4. The multifunctional wheelchair capable of assisting in getting in and out of bed according to claim 1, characterized in that: A groove (35) is provided on one opposite side of the two limiting plates (14), and the inner walls of the two grooves (35) are slidably connected with a slide plate (15).
5. The multifunctional wheelchair capable of assisting in getting in and out of bed according to claim 2, characterized in that: One end of the active bevel gear (26) is fixedly connected to a second connecting rod (27), and the other end of the second connecting rod (27) is rotatably connected to an extension rod (21).
6. The multifunctional wheelchair capable of assisting in getting in and out of bed according to claim 2, characterized in that: A limiting rod (38) is fixedly connected between the inner walls of the extension rod (21), and a nut pair (24) is provided between the two limiting rods (38).
7. The multifunctional wheelchair capable of assisting in getting in and out of bed according to claim 2, characterized in that: A bidirectional synchronous motor (30) is fixedly connected to the bottom of the base (36), and two first connecting rods (32) are fixedly connected to the output end of the bidirectional synchronous motor (30), and one end of each of the two first connecting rods (32) passes through the support seat (31) and is fixedly connected to a large wheel (33).
8. The multifunctional wheelchair capable of assisting in getting in and out of bed according to claim 7, characterized in that: The top of the support seat (31) is fixedly connected to a base (36), and the right end of the bottom of the base (36) is fixedly connected to a small wheel (34).