阅读说明：本技术 一种用于辅助偏瘫患者手脚康复的轮椅 (Wheelchair for assisting hand and foot rehabilitation of hemiplegic patient ) 是由 周秀梅 肖林江 李�杰 张乃月 陈煜霄 于 2021-01-28 设计创作，主要内容包括：一种用于辅助偏瘫患者手脚康复的轮椅,轮椅上的手轮与手轮支架固定连接,手轮支架内部安设有编码电机,轮椅两侧的脚蹬轴通过滑动插销相互连接,活动座板的下方设有托板,直流电机安设在托板上,直流电机连接转动杆来控制活动座板的升降,两侧的椅轮分别连接步行电机,椅轮与手轮之间通过手轮皮带传动连接,椅轮与脚蹬轴之间通过脚轮皮带传动连接,轮椅上的显示屏设置在轮椅支架的扶手处,协调器安设在轮椅后方的轮椅支架内并连接显示器、编码电机和步行电机；本发明拥有联动和单独运动两种运行模式,内置的协调器可实时监控并反馈患者的运动状态,轮椅自带的辅助起身系统能帮助患者快速的起身,轮椅安全可靠,成本低廉适合被广泛推广使用。(A wheelchair for assisting hand and foot rehabilitation of a hemiplegic patient is characterized in that a hand wheel on the wheelchair is fixedly connected with a hand wheel support, a coding motor is arranged in the hand wheel support, pedal shafts on two sides of the wheelchair are connected with each other through a sliding bolt, a supporting plate is arranged below a movable seat plate, a direct current motor is arranged on the supporting plate, the direct current motor is connected with a rotating rod to control the lifting of the movable seat plate, chair wheels on two sides are respectively connected with a walking motor, the chair wheels are in transmission connection with the hand wheel through a hand wheel belt, the chair wheels are in transmission connection with the pedal shafts through a foot wheel belt, a display screen on the wheelchair is arranged at the armrest of the wheelchair support, and a coordinator is arranged in the wheelchair support behind the wheelchair and is; the wheelchair has two operation modes of linkage and independent movement, the built-in coordinator can monitor and feed back the movement state of a patient in real time, the auxiliary rising system carried by the wheelchair can help the patient to quickly rise, and the wheelchair is safe and reliable, has low cost and is suitable for being widely popularized and used.)

1. The utility model provides a wheelchair for assisting recovered hand and foot of hemiplegia patient, the device comprises hand and foot linked system, supplementary system of getting up, speed monitored control system, helping hand system and wheelchair support, its characterized in that: the hand linkage system comprises hand wheels (1), the hand wheels (1) are installed on the left side and the right side of the wheelchair, the hand wheels (1) are fixedly connected with hand wheel supports (2), coding motors (3) are installed in the hand wheel supports (2), and the coding motors (3) on the two sides are connected in the wheelchair through signal lines; the foot linkage system comprises pedal shafts (5), the pedal shafts (5) are arranged on the left side and the right side of the lower end of the wheelchair, pedals (6) are arranged on the pedal shafts (5), and the pedal shafts (5) on the two sides are connected with each other through sliding bolts (7);

the auxiliary rising system comprises a movable seat plate (16), a supporting plate (11) is arranged below the movable seat plate (16), a direct current motor (12) is arranged on the supporting plate (11), a rotating rod (13) is arranged at the rotating shaft of the direct current motor (12), one end of the rotating rod (13) is connected with the bottom surface of the movable seat plate (16), the other end of the rotating rod (13) is connected with the direct current motor (12) and rotates along with the motor, and a supporting rod (15) is connected with the rotating rod (13) and a wheelchair support and further stabilizes a transmission mechanism of the rotating rod (13);

the wheelchair support comprises a chair wheel (10), the chair wheel (10) is in transmission connection with a hand wheel (1) through a hand wheel belt (9), and the chair wheel (10) is in transmission connection with a pedal shaft (5) through a foot wheel belt (8);

the speed monitoring system comprises a display screen (4) and a coordinator (18), the display screen (4) is arranged at the armrest of the wheelchair bracket, the coordinator (18) is arranged in the bracket behind the wheelchair, and the coordinator (18) is connected with the display screen (4) and the coding motor (3) through a data line;

the power assisting system comprises a walking motor (17) and a power assisting motor (19), transmission shafts of the walking motor (17) are connected with chair wheels (10) on two sides of the wheelchair, the transmission shafts of the power assisting motor (19) are connected with pedal shafts (5) on two sides of the wheelchair, and travel switches of the walking motor (17) and the power assisting motor (19) are arranged on the touch display screen (4).

2. The wheelchair for assisting hand and foot rehabilitation of hemiplegic patients according to claim 1, wherein: the rotating rod (13) is movably connected with the direct current motor (12) and the supporting rod (15) through the pin (14), and the lifting degree of the movable seat plate (16) can be changed by changing the position between the pins (14).

3. The wheelchair for assisting hand and foot rehabilitation of hemiplegic patients according to claim 1, wherein: when the sliding bolt (7) is connected, the whole pedal shaft (5) is in a linkage state; when the sliding bolt (7) is disconnected, the pedal shafts (5) on the left side and the right side are in an independent motion state.

4. The wheelchair for assisting hand and foot rehabilitation of hemiplegic patients according to claim 1, wherein: the coordinator (18) is internally provided with a wireless communication module, and the coordinator (18) sends the operation information of the wheelchair to the mobile terminal of the user in real time through the wireless communication module.

5. The wheelchair for assisting hand and foot rehabilitation of hemiplegic patients according to claim 1, wherein: the lithium battery is arranged in the supporting plate (11) and is connected with the walking motor (17), the power-assisted motor (19) and the speed monitoring system through a power line in the frame and provides electric energy for the walking motor, the power-assisted motor and the speed monitoring system.

Technical Field

The invention belongs to the field of medical equipment, and particularly relates to a wheelchair for assisting the hand and foot rehabilitation of a hemiplegic patient.

Background

With the improvement of the economic and medical level of China, the aging process of China is deepened continuously, and according to the research results of authoritative medical institutions, the number of people with paralysis caused by stroke of old people is increasing year by year in recent years, and the situations of hemiplegia at each age stage caused by other reasons are not rare. Therefore, the demand of patients, particularly old patients, on medical rehabilitation is increasing year by year, and the wheelchair is used as a basic tool for rehabilitation, not only can be used as a walking tool for physically disabled people, but also can help the patients to do physical exercises and participate in social activities by means of the wheelchair, so that the wheelchair is an essential tool for paralytic people.

The wheelchairs in the market at present are correspondingly improved according to different users, for example, common wheelchairs suitable for lower limb disabled persons, hemiplegic persons, paraplegics below the chest and old people with inconvenient movement are provided, high-backrest lying wheelchairs suitable for high paraplegics and old, weak and sick persons are provided, electric driving wheelchairs or other driving wheelchairs are provided, but the wheelchairs can not help hemiplegic patients to carry out hand and foot recovery training and solve fundamental essential problems.

Disclosure of Invention

In view of the technical problems in the background art, the invention provides a wheelchair for assisting the rehabilitation of hands and feet of a hemiplegic patient, a driving mechanism of the wheelchair has two modes of linkage or independent movement, so that the patient can freely select according to the self condition, a coordinator arranged in the wheelchair can monitor and feed back the movement state of the patient in real time, an auxiliary rising system carried by the wheelchair can help the patient to quickly rise, and the wheelchair is safe, reliable, low in cost and suitable for being widely popularized and used.

In order to solve the technical problems, the invention adopts the following technical scheme to realize:

a wheelchair for assisting the rehabilitation of hands and feet of a hemiplegic patient comprises a hand and foot linkage system, an auxiliary rising system, a speed monitoring system, a power assisting system and a wheelchair bracket, wherein the hand linkage system comprises hand wheels which are arranged on the left side and the right side of the wheelchair and fixedly connected with the hand wheel bracket, coding motors are arranged in the hand wheel bracket, and the coding motors on the two sides are connected and operated in a linkage manner in the wheelchair through signal lines; the foot linkage system comprises pedal shafts which are arranged on the left side and the right side of the lower end of the wheelchair, pedals are arranged on the pedal shafts, and the pedal shafts on the two sides are connected with each other through sliding bolts;

the auxiliary rising system comprises a movable seat plate, a supporting plate is arranged below the movable seat plate, a direct current motor is arranged on the supporting plate, a rotating rod is arranged at the rotating shaft of the direct current motor, one end of the rotating rod is connected with the bottom surface of the movable seat plate, the other end of the rotating rod is connected with the direct current motor and rotates along with the motor, and a supporting rod is connected with the rotating rod and a wheelchair support and further stabilizes a transmission mechanism of the rotating rod;

the wheelchair support comprises a chair wheel, the chair wheel is in transmission connection with a hand wheel through a hand wheel belt, and the chair wheel is in transmission connection with the pedal shaft through a foot wheel belt;

the speed monitoring system comprises a display screen and a coordinator, wherein the display screen is arranged at the armrest of the wheelchair bracket, the coordinator is arranged in the bracket behind the wheelchair, and the coordinator is connected with the display screen and the coding motor through a data line;

the power assisting system comprises a walking motor and a power assisting motor, transmission shafts of the walking motor are connected with chair wheels on two sides of the wheelchair, the transmission shafts of the power assisting motor are connected with pedal shafts on two sides of the wheelchair, and travel switches of the walking motor and the power assisting motor are arranged on the touch display screen.

In the preferred scheme, the dwang passes through pin movable connection between direct current motor and the bracing piece, can change the lift degree of activity bedplate through changing the position between the pin.

In the preferred scheme, when the sliding bolt is connected, the whole pedal shaft is in a linkage state; when the sliding bolt is disconnected, pedal shafts on the left side and the right side are in an independent motion state.

In a preferable scheme, the coordinator is internally provided with a wireless communication module, and the coordinator sends the operation information of the wheelchair to a mobile terminal of a user in real time through the wireless communication module.

In the preferred scheme, a lithium battery is arranged in the supporting plate and is connected with the walking motor, the power-assisted motor and the speed monitoring system through a power line in the frame and provides electric energy for the walking motor, the power-assisted motor and the speed monitoring system.

This patent can reach following beneficial effect:

1. the wheelchair creates a wireless sensing network system through the coordinator, so that the wheelchair has two operation modes of linked operation and independent operation at the same time for the patient to freely select, and the built-in coordinator of the wheelchair can transmit the movement speed of the limbs of the patient to the display screen and the mobile phone of a guardian in real time, thereby assisting the patient to make a rehabilitation plan and ensuring the movement safety of the patient;

2. the device forms the auxiliary rising device with the direct current motor through the crank link mechanism, can assist the patient to rise and sit down fast, and this structure low cost, easy operation has positive effect to patient's recovery.

Drawings

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a three-dimensional schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural diagram of the assisted rising system of the present invention;

FIG. 3 is a schematic view of a hand linkage system according to the present invention;

fig. 4 is a rear view of the overall structure of the present invention.

In the figure: the device comprises a hand wheel 1, a hand wheel support 2, a coding motor 3, a display screen 4, a pedal shaft 5, a pedal 6, a sliding bolt 7, a caster belt 8, a hand wheel belt 9, a chair wheel 10, a supporting plate 11, a direct current motor 12, a rotating rod 13, a pin 14, a supporting rod 15, a movable seat plate 16, a walking motor 17, a coordinator 18 and a power-assisted motor 19.

Detailed Description

As shown in fig. 1 to 4, a wheelchair for assisting rehabilitation of hands and feet of a hemiplegic patient, the device comprises a hand and foot linkage system, an auxiliary rising system, a speed monitoring system and a wheelchair support, wherein the hand linkage system comprises hand wheels 1, the hand wheels 1 are installed on the left side and the right side of the wheelchair, the hand wheels 1 are fixedly connected with the hand wheel support 2, coding motors 3 are installed in the hand wheel support 2, the coding motors 3 on the two sides are connected in the wheelchair through signal lines, after the hand wheel 1 on one side rotates, the hand wheel support 2 transmits signals to the coding motors 3, the coding motors 3 can transmit rotation signals to the coding motors 3 on the other side through the signal lines, the hand wheels 3 on the other side are controlled to rotate and realize a linkage function, and when the coding motors 3 do not transmit rotation signals, the hand wheels 1 on the two sides are in an independent. The foot linkage system comprises pedal shafts 5, the pedal shafts 5 are arranged on the left side and the right side of the lower end of the wheelchair, pedals 6 are arranged on the pedal shafts 5, and the pedal shafts 5 on the two sides are connected with each other through sliding bolts 7.

As shown in fig. 2, the auxiliary rising system includes a movable seat plate 16, a support plate 11 is arranged below the movable seat plate 16, a dc motor 12 is installed on the support plate 11, a rotation shaft 13 is arranged at the rotation shaft of the dc motor 12, one end of the rotation shaft 13 is connected with the bottom surface of the movable seat plate 16, the other end of the rotation shaft 13 is connected with the dc motor 12 and rotates along with the motor, when the dc motor 12 drives the rotation shaft 13 to rotate forward, the rotation shaft 13 can drive the movable seat plate 16 to rise after rotating, thereby helping the patient to rise, when the dc motor 12 rotates backward, the rotation shaft 13 can drive the movable seat plate 16 to fall after rotating backward, thereby helping the patient to sit down, a rotation mechanism for further stabilizing the rotation shaft 13 is arranged between the rotation shaft 13 and the wheelchair support, and a.

As shown in fig. 1 and 4, the wheelchair support includes a wheel 10, the wheel 10 is in transmission connection with a handwheel 1 through a handwheel belt 9, the wheel 10 is in transmission connection with a pedal shaft 5 through a caster belt 8, when the wheelchair is in a manual mode, the handwheel belt 9 is tightened, a patient can drive the wheel 10 to rotate through the rotation of the handwheel 1 so as to control the movement of the wheelchair, when the wheelchair is in a foot-operated mode, the caster belt 8 is tightened, and the patient can drive the wheel 10 to rotate through the treading of the pedal 6 so as to control the movement of the wheelchair.

As shown in fig. 2, the speed monitoring system comprises a display screen 4 and a coordinator 18, wherein the display screen 4 is arranged at the armrest of the wheelchair support, the coordinator 18 is arranged in the wheelchair support behind the wheelchair, the coordinator 18 is connected with the display screen 4 and a coding motor through a data line, when the wheelchair moves in a manual mode, the coordinator 18 records the rotating speed of the hand wheel 3 or the pedal shaft 5 and displays the rotating speed on the display screen 4 and the mobile phone of a guardian, and then the movement condition of the patient is monitored and a reasonable rehabilitation plan is customized; when the wheelchair is moving in the automatic mode, the coordinator 18 can also monitor the operating speed of the wheelchair and feed the operating speed back to the display screen 4 and the mobile phone of the guardian in real time, and once an accident occurs, the guardian can perform emergency braking on the wheelchair at the remote end of the mobile phone so as to ensure the safety of the patient.

As shown in fig. 1 and 4, the power assisting system comprises a walking motor 17 and a power assisting motor 19, wherein a transmission shaft of the walking motor 17 is connected with chair wheels 10 at two sides of the wheelchair, a transmission shaft of the power assisting motor 19 is connected with pedal shafts 5 at two sides of the wheelchair, and travel switches of the walking motor 17 and the power assisting motor 19 are arranged on a touch display screen 4; when the wheelchair is in an automatic mode, the hand wheel belt 9 and the caster belt 8 are in a loose state, the wheelchair is driven to run by the walking motor 17, when the wheelchair is in a power-assisted mode, the power-assisted motor 19 is started to drive the pedal shaft 5 to rotate when the pedal 6 is treaded, the support plate 11 is internally provided with a lithium battery, and the lithium battery is connected with the walking motor 17 and the speed monitoring system through a power line in the frame and provides electric energy for the walking motor 17 and the speed monitoring system.

Preferably, as shown in fig. 3, the rotation rod 13 is movably connected to the dc motor 12 and the support rod 15 by a pin 14, and the lifting degree of the movable seat plate 16 can be changed by changing the position between the pins 14.

Preferably, as shown in fig. 2, when the sliding bolt 7 is connected, the whole pedal shaft 5 is in linkage state; when the sliding bolt 7 is disconnected, the pedal shafts 5 on the left side and the right side are in an independent motion state, and when the pedal shafts 5 are in the independent motion state, the coordinator 18 detects the motion conditions of the left foot and the right foot of the patient independently, so that the body fit degree and the recovery condition of the patient can be known.

While the present invention has been described with reference to the embodiments, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and those skilled in the art can make various changes and modifications without departing from the spirit and the scope of the invention as defined in the appended claims.