Electric wheelchair with massage function

Abstract

The electric wheelchair with the massage function comprises a massage assembly, and the massage assembly comprises a backrest frame, two adjusting plates, a connecting base, a transmission fluted disc, a supporting frame, a driving motor, an adjusting motor, a lead screw and a mounting frame. According to the electric wheelchair, the driving motor drives the rotating seat to rotate, the rotating seat drives the transmission fluted disc, under the action of the transmission fluted disc, the multiple massage heads can rotate at the same time, when the back of a user leans against the backrest, the back of the user can be massaged, and the situation that the user sits on the electric wheelchair for a long time and feels uncomfortable is avoided; the adjusting motor drives the lead screw to rotate, the lead screw drives the sliding plate to linearly move through threads, then the sliding plate drives the adjusting rod and the adjusting plate to rotate along the side edge of the fixing plate, at the moment, the massage angle of the massage head on the adjusting plate can be adjusted, and therefore diversified massage requirements can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to an electric wheelchair, in particular to an electric wheelchair with massage function, and belongs to the technical field of electric wheelchair. BACKGROUND

[0002] The electric wheelchair is usually composed of a motor, a battery, a control system, wheels, a seat, armrests, foot pedals and the like, can be operated by a passenger or a caregiver, is driven by one or more motors, has a seat support, is divided into a manual steering and a power steering, and is used for transferring and compensating walking function of patients with movement disorders. The electric wheelchair is mainly used for helping people with difficulty in moving to move in a relatively closed environment such as a park, an indoor environment, a courtyard and the like. In hospitals, families and the like, the electric wheelchair is an essential transportation tool for disabled people.

[0003] In the existing design of the electric wheelchair, the backrest part generally adopts a sponge pad as a main constituting material. Although this design provides basic support and comfort to a certain extent, it has a significant deficiency:

[0004] Lack of massage function: for users who need to ride the electric wheelchair for a long time, this backrest design lacking dynamic comfort adjustment often leads to discomfort in the body. Long-term maintenance of the same sitting posture, especially in the absence of an effective massage or pressure dispersion mechanism, the user's back and waist may feel stiff and sore, and even may have problems of poor blood circulation, which reduces the overall comfort of the user. Therefore, an electric wheelchair with massage function is proposed. UTILITY MODEL CONTENT

[0005] The utility model aims at providing an electric wheelchair with massage function to solve one of the problems in the background art.

[0006] The utility model is implemented by the following technical scheme: an electric wheelchair with massage function, comprising a massage assembly, the massage assembly comprising a backrest frame, two adjusting plates, a connecting seat, a transmission gear disc, a support frame, a driving motor, an adjusting motor, a lead screw and a mounting frame;

[0007] The inside of the backrest frame is fixedly connected with a fixed plate, the two adjusting plates are symmetrically rotatably connected to the two sides of the backrest frame, the inside of the adjusting plate is rotatably connected with a rotating seat, the front surface of the rotating seat is provided with a massage head, the transmission gear disc is fixedly connected to the rear part of the outer side wall of the rotating seat, the two transmission gear discs are rotatably connected with each other, the driving motor is installed on the rear surface of the adjusting plate through the support frame, the adjusting motor is installed on the rear surface of the backrest frame through the mounting frame, the front end of the lead screw is rotatably connected with the fixed plate, the outer side wall of the lead screw is threadedly connected with a sliding plate, and the two sides of the sliding plate are symmetrically rotatably connected with two adjusting rods.

[0008] As a further preferred of the technical solution: the rear end of the screw rod is fixedly connected to the output shaft of the adjusting motor, the rear surface of the adjusting plate is fixedly connected with a connecting seat, and the end of the adjusting rod away from the sliding plate is rotatably connected with the connecting seat.

[0009] As a further preferred of the technical solution: the inside of the sliding plate is symmetrically slidably connected with two guide rods, and the two ends of the guide rods are fixedly connected with the fixed plate and the mounting frame, respectively.

[0010] As a further preferred of the technical solution: the transmission gear disc is located behind the adjusting plate, and one of the rotating seats is fixedly connected with the driving motor.

[0011] As a further preferred of the technical solution: the outside of the backrest frame is provided with a main body assembly, and the main body assembly comprises a leg support frame, a first electric adjusting rod, a base, a second electric adjusting rod, a seat frame and a third electric adjusting rod.

[0012] The bottom of the backrest frame is rotatably connected to the rear end of the seat frame, the front end of the seat frame is rotatably connected to the front part of the upper surface of the base, the two ends of the third electric adjusting rod are rotatably connected with the backrest frame and the seat frame, respectively, the top end of the leg support frame is rotatably connected to the top part of the front surface of the base, the two ends of the first electric adjusting rod are rotatably connected with the leg support frame and the base, respectively, and the two ends of the second electric adjusting rod are rotatably connected with the seat frame and the base, respectively.

[0013] As a further preferred of the technical solution: two fourth electric adjusting rods are symmetrically installed on the two sides of the seat frame, a supporting plate is symmetrically slidably connected to the upper surface of the seat frame, and the telescopic shafts of the fourth electric adjusting rods are fixedly connected with the supporting plate.

[0014] As a further preferred of the technical solution: a driving wheel and a transmission motor are installed in the inside of the base, the output shaft of the transmission motor is connected with the axle of the driving wheel through a belt, and two steering wheels are symmetrically installed on the front part of the lower surface of the base.

[0015] As a further preferred of the technical solution: two armrest frames are installed on the upper surface of the seat frame, a control panel is installed on the upper surface of one of the armrest frames, sponge pads are installed on the outside of the backrest frame and the leg support frame, and the massage heads are located behind the sponge pads.

[0016] The advantages of the utility model are:

[0017] 1. The utility model discloses a rotating seat is rotated through drive motor, and the rotating seat drives transmission gear plate, can make multiple massage head rotate simultaneously under the action of transmission gear plate, when the back of user leans on backrest, can massage its back, avoid the user long -term ride electric wheelchair and lead to the discomfort of body feeling on,

[0018] 2. The utility model discloses through adjusting motor drive screw rod rotation, and the screw rod is driven slide board linear movement through the thread, and then slide board drives adjusting rod, and adjusting rod promotes the adjusting board of another end, and the adjusting board rotates along the side of fixed plate, can adjust the massage angle of massage head on adjusting board at this moment to adapt and satisfy the diversified massage demand. ACCURACY

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, below will be to the drawing needed to use in the embodiment or prior art description simple introduction, obviously, the drawing in the following description only some embodiments of the utility model, for those of ordinary skill in the art come, under the premise of not paying creative labor, still can obtain other drawings according to these drawings.

[0020] Figure 1 It is the structural schematic diagram of the utility model;

[0021] Figure 2 It is the main component structural schematic diagram of the utility model;

[0022] Figure 3 It is the massage assembly structural schematic diagram of the utility model;

[0023] Figure 4 It is the transmission gear plate installation position schematic diagram of the utility model;

[0024] Figure 5 It is the adjusting rod and slide plate connection schematic diagram of the utility model.

[0025] In the drawing: 101, massage assembly;11, backrest frame;12, adjusting board;13, fixed plate;14, massage head;15, rotating seat;16, connecting seat;17, transmission gear plate;18, support frame;19, drive motor;20, adjusting motor;21, guide rod;22, screw rod;23, adjusting rod;24, mounting bracket;25, slide plate;301, main component;31, leg support frame;32, first electric adjusting rod;33, base;34, second electric adjusting rod;35, seat frame;36, third electric adjusting rod;37, transmission motor;38, drive wheel;39, fourth electric adjusting rod;40, support plate;41, armrest frame;42, control panel;43, steering wheel;44, sponge pad. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0027] Embodiment

[0028] Please refer to Figures 1-5 The present application provides a technical scheme: a motorized wheelchair with a massage function, comprising a massage assembly 101, the massage assembly 101 is installed on the backrest of the motorized wheelchair, when the user's back is on the backrest, the back of the user can be massaged, avoiding the user's long-term ride on the motorized wheelchair and causing discomfort on the body;

[0029] The massage assembly 101 comprises a backrest frame 11, two adjusting plates 12, a connecting seat 16, a transmission gear disc 17, a support frame 18, a drive motor 19, an adjusting motor 20, a lead screw 22 and a mounting frame 24;

[0030] The inside of the backrest frame 11 is fixedly connected with a fixed plate 13, and the two adjusting plates 12 are symmetrically and rotatably connected to the two sides of the backrest frame 11. The two adjusting plates 12 are rotatably arranged and can adjust the angular position of the massage head 14. The inside of the adjusting plate 12 is rotatably connected with a rotating seat 15, the front surface of the rotating seat 15 is installed with a massage head 14, the transmission gear disc 17 is fixedly connected to the rear part of the outer side wall of the rotating seat 15, and the corresponding two transmission gear discs 17 are meshingly connected with each other. The drive motor 19 is installed on the rear surface of the adjusting plate 12 through the support frame 18, the transmission gear disc 17 is located behind the adjusting plate 12, one rotating seat 15 is fixedly connected with the drive motor 19, one rotating seat 15 is driven to rotate by the drive motor 19, the rotating seat 15 drives the transmission gear disc 17, and under the action of the transmission gear disc 17, a plurality of massage heads 14 can be simultaneously rotated, thereby realizing the massage action;

[0031] The adjusting motor 20 is mounted on the rear surface of the backrest frame 11 via the mounting bracket 24. The front end of the lead screw 22 is rotatably connected to the fixed plate 13. The outer wall of the lead screw 22 is threadedly connected to the sliding plate 25. Two adjusting rods 23 are symmetrically rotatably connected to both sides of the sliding plate 25. The rear end of the lead screw 22 is fixedly connected to the output shaft of the adjusting motor 20. The rear surface of the adjusting plate 12 is fixedly connected to the connecting seat 16. The end of the adjusting rod 23 away from the sliding plate 25 is rotatably connected to the connecting seat 16. During the massage, the adjusting motor 20 drives the lead screw 22 to rotate. The lead screw 22 drives the sliding plate 25 to move linearly through the thread. In turn, the sliding plate 25 drives the adjusting rod 23. The adjusting rod 23 pushes the adjusting plate 12 at the other end. The adjusting plate 12 rotates along the side of the fixed plate 13. At this time, the massage angle of the massage head 14 on the adjusting plate 12 can be adjusted to adapt to and meet diverse massage needs.

[0032] In this embodiment, specifically: two guide rods 21 are symmetrically slidably connected inside the sliding plate 25. The two ends of the guide rods 21 are fixedly connected to the fixed plate 13 and the mounting bracket 24, respectively. The position of the sliding plate 25 can be limited by the guide rods 21 so that the sliding plate 25 can slide along the guide rods 21.

[0033] In this embodiment, specifically: the backrest frame 11 is provided with a main body assembly 301 on its exterior. The main body assembly 301 includes a leg support frame 31, a first electric adjustment rod 32, a base 33, a second electric adjustment rod 34, a seat frame 35, and a third electric adjustment rod 36.

[0034] The bottom of the backrest frame 11 is rotatably connected to the rear end of the seat frame 35, and the front end of the seat frame 35 is rotatably connected to the front part of the upper surface of the base 33. The two ends of the third electric adjustment rod 36 are rotatably connected to the backrest frame 11 and the seat frame 35 respectively. The angle of the backrest frame 11 can be adjusted by pushing the backrest frame 11 through the third electric adjustment rod 36.

[0035] The two ends of the second electric adjustment rod 34 are rotatably connected to the seat frame 35 and the base 33 respectively. By pushing the seat frame 35 with the second electric adjustment rod 34, the angle of the seat frame 35 can be adjusted.

[0036] The top of the leg support frame 31 is rotatably connected to the top of the front surface of the base 33. The two ends of the first electric adjustment rod 32 are rotatably connected to the leg support frame 31 and the base 33 respectively. The angle of the leg support frame 31 can be adjusted by pushing the leg support frame 31 through the first electric adjustment rod 32.

[0037] The support angles for the legs, hips, and lower back can be adjusted according to usage needs using the first electric adjustment rod 32, the second electric adjustment rod 34, and the third electric adjustment rod 36.

[0038] In this embodiment, specifically: two fourth electric adjusting rods 39 are symmetrically installed on both sides of the seat frame 35, the upper surface of the seat frame 35 is symmetrically and slidably connected with support plates 40, the telescopic shafts of the fourth electric adjusting rods 39 are fixedly connected with the support plates 40, and the seat frame 35 is provided with a defecation opening at positions corresponding to the two support plates 40. The defecation opening can be exposed by pulling the support plates 40 through the fourth electric adjusting rods 39, thereby facilitating the use of the user.

[0039] In this embodiment, specifically: a driving wheel 38 and a transmission motor 37 are installed in the base 33, the output shaft of the transmission motor 37 is connected with the axle of the driving wheel 38 through a belt, two steering wheels 43 are symmetrically installed on the lower surface of the front part of the base 33, the driving wheel 38 is driven to rotate by the transmission motor 37, and the driving wheel 38 cooperates with the steering wheels 43 to realize the walking action of the wheelchair.

[0040] In this embodiment, specifically: two armrest frames 41 are installed on the upper surface of the seat frame 35, a control panel 42 is installed on the upper surface of one armrest frame 41, sponge pads 44 are installed on the outer parts of the backrest frame 11 and the leg support frame 31, and the massage heads 14 are located behind the sponge pads 44. The sponge pads 44 can increase the comfort of the user during use.

[0041] In use, the user sits on the seat frame 35 of the wheelchair, the legs are supported by the leg support frame 31, and the waist and back are leaned on the backrest frame 11. The electric wheelchair can be controlled to move by controlling the transmission motor 37 through the control panel 42, and the support angles of the legs, hips and waist and back can be adjusted by controlling the first electric adjusting rod 32, the second electric adjusting rod 34 and the third electric adjusting rod 36.

[0042] The back can be massaged by controlling the driving motor 19 and the adjusting motor 20.

[0043] The driving motor 19 drives one rotating seat 15 to rotate, the rotating seat 15 drives the transmission gear disc 17, and the transmission gear disc 17 can drive multiple massage heads 14 to rotate simultaneously, thereby realizing the massage action.

[0044] The adjusting motor 20 drives the screw rod 22 to rotate, the screw rod 22 drives the sliding plate 25 to move linearly through the thread, the sliding plate 25 drives the adjusting rod 23, the adjusting rod 23 pushes the adjusting plate 12 at the other end, and the adjusting plate 12 rotates along the side edge of the fixed plate 13. At this time, the massage angle of the massage head 14 on the adjusting plate 12 can be adjusted, thereby adapting to and meeting the diversified massage needs.

[0045] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An electrically powered wheelchair with a massage function, characterized in that, The massage assembly (101) comprises a backrest frame (11), two adjusting plates (12), a connecting seat (16), a transmission gear disc (17), a support frame (18), a driving motor (19), an adjusting motor (20), a lead screw (22) and a mounting frame (24). The inner part of the backrest frame (11) is fixedly connected with a fixed plate (13), the two adjusting plates (12) are symmetrically and rotatably connected to the two sides of the backrest frame (11), the inner part of the adjusting plate (12) is rotatably connected with a rotating seat (15), the front surface of the rotating seat (15) is provided with a massage head (14), the transmission gear disc (17) is fixedly connected to the rear part of the outer side wall of the rotating seat (15), the corresponding two transmission gear discs (17) are rotatably connected with each other, the driving motor (19) is mounted on the rear surface of the adjusting plate (12) through the support frame (18), the adjusting motor (20) is mounted on the rear surface of the backrest frame (11) through the mounting frame (24), the front end of the lead screw (22) is rotatably connected with the fixed plate (13), the outer side wall of the lead screw (22) is threadedly connected with a sliding plate (25), and the two sides of the sliding plate (25) are symmetrically and rotatably connected with two adjusting rods (23).

2. The electric wheelchair with massage function according to claim 1, characterized in that, The rear end of the lead screw (22) is fixedly connected with the output shaft of the adjusting motor (20), the rear surface of the adjusting plate (12) is fixedly connected with the connecting seat (16), and the end, away from the sliding plate (25), of the adjusting rod (23) is rotatably connected with the connecting seat (16).

3. The electric wheelchair with massage function according to claim 1, characterized in that, The inner part of the sliding plate (25) is symmetrically and slidably connected with two guide rods (21), and the two ends of the guide rod (21) are fixedly connected with the fixed plate (13) and the mounting frame (24) respectively.

4. The electric wheelchair with massage function according to claim 1, characterized in that, The transmission gear disc (17) is located behind the adjusting plate (12), and one rotating seat (15) is fixedly connected with the driving motor (19).

5. The electric wheelchair with massage function according to claim 1, characterized in that, The outer part of the backrest frame (11) is provided with a main body assembly (301), the main body assembly (301) comprises a leg support frame (31), a first electric adjusting rod (32), a base (33), a second electric adjusting rod (34), a seat frame (35) and a third electric adjusting rod (36); The bottom of the backrest frame (11) is rotatably connected to the rear end of the seat frame (35), the front end of the seat frame (35) is rotatably connected to the upper surface of the front part of the base (33), the two ends of the third electric adjusting rod (36) are rotatably connected with the backrest frame (11) and the seat frame (35) respectively, the top end of the leg support frame (31) is rotatably connected to the top part of the front surface of the base (33), the two ends of the first electric adjusting rod (32) are rotatably connected with the leg support frame (31) and the base (33) respectively, and the two ends of the second electric adjusting rod (34) are rotatably connected with the seat frame (35) and the base (33) respectively.

6. The electrically powered wheelchair with a massage function according to claim 5, characterized in that, The two sides of the seat frame (35) are symmetrically provided with two fourth electric adjusting rods (39), the upper surface of the seat frame (35) is symmetrically and slidably connected with a support plate (40), and the telescopic shaft of the fourth electric adjusting rod (39) is fixedly connected with the support plate (40).

7. The electrically powered wheelchair with a massage function according to claim 5, characterized in that, The inside of the base (33) is internally provided with a driving wheel (38) and a transmission motor (37), the output shaft of the transmission motor (37) is connected with the axle of the driving wheel (38) through a belt, and the lower surface of the base (33) is symmetrically provided with two steering wheels (43) at the front part.

8. The electric wheelchair with massage function according to claim 6, characterized in that, The upper surface of the seat frame (35) is provided with two armrest frames (41), the upper surface of one of the armrest frames (41) is provided with a control panel (42), the outside of the backrest frame (11) and the leg support frame (31) are both provided with sponge pads (44), and the massage heads (14) are located behind the sponge pads (44).

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