WO2021104057A1 - 一种可自动升降的拐杖 - Google Patents
一种可自动升降的拐杖 Download PDFInfo
- Publication number
- WO2021104057A1 WO2021104057A1 PCT/CN2020/128845 CN2020128845W WO2021104057A1 WO 2021104057 A1 WO2021104057 A1 WO 2021104057A1 CN 2020128845 W CN2020128845 W CN 2020128845W WO 2021104057 A1 WO2021104057 A1 WO 2021104057A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- driving member
- rod
- crutch
- automatically
- roller
- Prior art date
Links
- 241001166076 Diapheromera femorata Species 0.000 title abstract 5
- 230000001174 ascending effect Effects 0.000 title abstract 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 abstract 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000036544 posture Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/04—Wheeled walking aids for patients or disabled persons
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B3/00—Sticks combined with other objects
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B9/00—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/02—Crutches
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/02—Crutches
- A61H2003/0233—Crutches convertible from armpit crutch into cane
Definitions
- the invention relates to the technical field of daily necessities, in particular to a crutch that can be automatically raised and lowered.
- the retractable crutches used by the elderly or patients to assist in walking are mainly pulled by manpower, which consumes extra physical strength, and the height of the crutches cannot be automatically adjusted.
- manpower which consumes extra physical strength
- the height of the crutches cannot be automatically adjusted.
- the purpose of the present invention is to provide a crutch that can be automatically raised and lowered, which can realize the function of automatically adjusting the height, which better meets the need for automatic adjustment of the height of the crutch when the user switches between sitting and standing postures Needs.
- the technical solution of the crutch capable of being automatically raised and lowered according to the present invention is as follows:
- a crutches that can be automatically raised and lowered, comprising: a body; an adjusting wheel set, the adjusting wheel set is two, the two adjusting wheel sets are distributed at the bottom of the body at intervals, and each of the adjusting wheel sets includes : A first drive member, the first drive member is connected to the bottom wall of the body; a drive shaft, the drive shaft is connected to the first drive member, the first drive member can drive the drive shaft A connecting rod, one end of the connecting rod is pierced on the drive shaft; a second driving member, the second driving member is connected to the other end of the connecting rod; a roller, the roller and the first The two driving parts are connected, and the second driving part can drive the roller to rotate.
- the body includes a handle, a support rod, and a base assembly, and two ends of the support rod are respectively connected to the handle and the base assembly.
- the base assembly includes: a first bottom plate, the first bottom plate is connected to the support rod; a second bottom plate, the second bottom plate is spaced apart from the first bottom plate, so A plurality of elastic members are arranged between the first bottom plate and the second bottom plate.
- the connecting rods, the second driving member, and the rollers in each adjusting wheel set are multiple, and the multiple connecting rods are spaced along the axial direction of the drive shaft. distributed.
- the connecting rod includes a main rod and a sub-rod, one end of the main rod is sleeved on the drive shaft, the other end of the main rod is connected to one end of the sub-rod, and the The split rod is L-shaped, and both branches of the split rod are fitted with the second driving member and the roller.
- the first driving member includes: a first motor, the first motor is connected to the body; a reducer, the input end of the reducer is connected to the motor shaft of the first motor , The output end of the reducer is connected with the drive shaft.
- the second driving member includes a second motor, and a motor shaft of the second motor is connected to the roller.
- one end of the connecting rod is in interference fit with the drive shaft.
- the adjusting wheel set further includes a supporting seat, the supporting seat is multiple, each of the supporting seat is connected to the bottom wall of the body, and the driving shaft is penetrated through the supporting seat. Seated.
- a non-slip layer is provided on the peripheral surface of the roller.
- the crutch that can be automatically raised and lowered according to the embodiment of the present invention has a first driving member for driving the connecting rod to rotate and a second driving member for driving the rollers to rotate, so that the first driving member and the second driving member work synchronously to change between the two rollers.
- the function of automatically adjusting the height of the crutches can better meet the needs of the user to automatically adjust the height of the crutches when the user switches between sitting and standing postures.
- the second driving member can also drive the rollers to rotate independently, so that the crutches can automatically travel to assist the user in walking.
- Fig. 1 is a schematic structural diagram of a crutch that can be automatically raised and lowered according to a specific embodiment of the present invention.
- Fig. 2 is a schematic structural view of another direction of the crutch that can be automatically raised and lowered according to the specific embodiment of the present invention.
- the base assembly 131, the first bottom plate; 132, the second bottom plate; 133, the elastic member;
- first and second may explicitly or implicitly include one or more of these features, which are used to distinguish and describe the features, without ordering, and without priority.
- plural means two or more.
- the crutch that can be automatically raised and lowered of the present invention includes a main body 1, an adjusting wheel set 2 and a control assembly. There are two adjusting wheel sets 2 and the two adjusting wheel sets 2 are spaced apart at the bottom of the main body 1.
- Each adjusting wheel set 2 includes a first driving member 21, a driving shaft 22, a connecting rod 23, a second driving member 24 and a roller 25.
- the first driving member 21 is connected to the bottom wall of the body 1, and the driving shaft 22 is connected to The first driving member 21 is connected, the first driving member 21 can drive the driving shaft 22 to rotate, one end of the connecting rod 23 is penetrated on the driving shaft 22, the second driving member 24 is connected to the other end of the connecting rod 23, and the roller 25 is connected to the The two driving members 24 are connected, and the second driving member 24 can drive the roller 25 to rotate.
- the control assembly is electrically connected with the first driving member 21 and the second driving member 24 to adjust the working state of the first driving member 21 and the second driving member 24.
- the control assembly sends a signal to the two first driving members 21, and the two first driving members 21 drive the two connecting rods 23 to rotate toward each other, and at the same time, the first The two driving members 24 drive the roller 25 to rotate in the same direction as the rotation direction of the corresponding connecting rod 23.
- the connecting rod 23 and the roller 25 rotate synchronously, it can be ensured that the connecting rod 23 moves in a direction close to each other, that is, the distance between the rollers 25 of the two adjusting wheel sets 2 is reduced, and the overall height of the crutches is increased.
- the two first driving members 21 drive the two connecting rods 23 to rotate away from each other, and at the same time, the second driving member 24 drives the roller 25 toward the same direction as the rotation direction of the corresponding connecting rod 23. Rotate.
- the connecting rod 23 moves in a direction close to each other, that is, the distance between the rollers 25 of the two adjusting wheel sets 2 increases, and the overall height of the crutches decreases.
- the second driving member 24 can also drive the roller 25 to rotate independently, so that the crutches can automatically travel to assist the user in walking.
- the crutch that can be automatically raised and lowered according to the embodiment of the present invention has the first driving member 21 for driving the connecting rod 23 to rotate and the second driving member 24 for driving the roller 25 to rotate, so that the first driving member 21 and the second driving member 24 are synchronized.
- the function of changing the distance between the two rollers 25 to automatically adjust the height of the crutches can better meet the needs of the user to automatically adjust the height of the crutches when the user switches between sitting and standing postures.
- the second driving member 24 can also independently drive the roller 25 to rotate, so that the crutches can automatically travel to assist the user in walking.
- control component can be a single-chip microcomputer of the prior art, and there is no need to specify the specific model and type of the control component.
- Those skilled in the art can select control components based on existing automatic control related knowledge.
- the body 1 includes a handle 11, a support rod 12 and a base assembly 13, and both ends of the support rod 12 are connected to the handle 11 and the base assembly 13 respectively.
- the main body 1 must be convenient for the user to hold, and there must be enough mounting surface to install the adjusting wheel set 2.
- the handle 11 can be conveniently held by the user.
- the base assembly 13 provides enough mounting surface to install the adjusting wheel set 2, and the support rod 12 serves as an intermediate connection. , So that the entire body 1 has a certain height.
- the shapes of the handle 11, the support rod 12, and the base assembly 13 can all be selected according to actual needs.
- the base assembly 13 includes a first bottom plate 131 and a second bottom plate 132, the first bottom plate 131 is connected to the supporting rod 12, and the second bottom plate 132 is spaced apart from the first bottom plate 131 A plurality of elastic members 133 are provided between the first bottom plate 131 and the second bottom plate 132.
- the elastic member 133 can offset the vibration caused by the movement of the first driving member 21 and the second driving member 24, so that the user holding the body 1 basically does not feel the vibration, and the user satisfaction is improved.
- each adjusting wheel set 2 there are multiple connecting rods 23, second driving members 24, and rollers 25 in each adjusting wheel set 2, and the multiple connecting rods 23 are spaced along the axial direction of the drive shaft 22. distributed. As a result, the stability of the main body 1 can be better guaranteed, thereby avoiding the instability of the main body 1 due to only one roller 25 contained in each adjusting wheel set 2.
- the connecting rod 23, the second driving member 24 and the roller 25 are all two. In this way, the stability of the main body 1 can be ensured, and the redundant connecting rod 23, the second driving member 24 and the roller 25 can be eliminated, which simplifies the structure of the whole cane that can be raised and lowered automatically.
- the connecting rod 23 includes a main rod 231 and a sub-rod 232, one end of the main rod 231 is sleeved on the drive shaft 22, and the other end of the main rod 231 is connected to one end of the sub-rod 232 ,
- the sub-rod 232 is L-shaped, and two branches of the sub-rod 232 are fitted with rollers 25 connected to the second driving member 24 and the second driving member 24. It can be understood that, since the connecting rod 23 includes a main rod 231 and a sub-rod 232, two rollers 25 can be connected to one connecting rod 23. As a result, it can be ensured that the self-adjustment can be stably realized when the height is automatically adjusted, and the stability of the whole cane that can be raised and lowered can be improved in actual use.
- the connecting rods 23 of a part of the driving wheel sets are formed as a split structure of the main rod 231 and the split rod 232, and the connecting rods of the other part of the driving wheel sets are formed as a separate structure.
- 23 is the overall structure.
- the connecting rods 23 of all the driving wheel sets in the plurality of driving wheel sets are formed as a split structure of the main rod 231 and the split rod 232.
- the connecting rods 23 of all the driving wheel sets in the plurality of driving wheel sets form an integral structure.
- the first driving member 21 includes a first motor, which is connected to the body 1; a reducer, the input end of the reducer is connected to the motor shaft of the first motor, and the output end of the reducer is connected to the drive shaft 22 is connected.
- a motor to drive the drive shaft 22 to rotate can not only better ensure the rotation of the roller 25, but also simplify the entire control program of the crutch that can be automatically raised and lowered.
- the additional speed reducer can reduce the rotation speed of the drive shaft 22, so that the body 1 rises and falls relatively slowly to avoid accidents caused by the body 1's lifting speed too fast.
- the second driving member 24 includes a second motor, and the motor shaft of the second motor is connected to the roller 25. Therefore, the use of a motor to drive the roller 25 to rotate can not only better ensure the rotation of the roller 25, but also simplify the entire control program of the crutch that can be automatically raised and lowered.
- the second motor can be a stepping motor, a servo motor, etc., according to actual needs, or other rotating driving parts such as a rotating cylinder can be used.
- one end of the connecting rod 23 is in an interference fit with the drive shaft 22. It can be understood that, according to the aforementioned process of adjusting the height of the body 1, the first driving member 21 is required to drive the connecting rod 23 to rotate, and the second driving member 24 to drive the roller 25 to rotate. The two are used together to complete the adjustment of the body 1.
- the use of interference fit between the connecting rod 23 and the drive shaft 22 can prevent the connecting rod 23 from rotating relative to the drive shaft 22 to a certain extent, thereby ensuring that the body 1 can stably adjust the height automatically.
- the connecting rod 23 and the drive shaft 22 may also be connected by a key or other connection methods.
- the adjusting wheel set 2 further includes a support base 26, and there are multiple support bases 26.
- Each support base 26 is connected to the bottom wall of the body 1, and the drive shaft 22 passes through the support base.
- Seat 26 Therefore, the stability of the drive shaft 22 can be ensured, and the phenomenon that the drive shaft 22 is bent when a plurality of connecting rods 23 are fitted on the drive shaft 22 is avoided, thereby prolonging the service life of the drive shaft 22.
- a non-slip layer is provided on the circumferential surface of the roller 25. It is understandable that in actual use, the roller 25 is in contact with the ground. If the peripheral surface of the roller 25 is relatively smooth, the user may slip and fall. However, in this embodiment, because the roller 25 is provided with an anti-slip layer on the peripheral surface, the friction between the roller 25 and the ground is increased, and the slipping phenomenon of the user is better avoided.
- the crutch that can be automatically raised and lowered of the present invention includes a main body 1, an adjusting wheel set 2 and a control assembly. There are two adjusting wheel sets 2 and the two adjusting wheel sets 2 are spaced apart at the bottom of the main body 1. .
- the main body 1 includes a handle 11, a support rod 12 and a base assembly 13, and both ends of the support rod 12 are connected to the handle 11 and the base assembly 13 respectively.
- the base assembly 13 includes a first bottom plate 131 and a second bottom plate 132, the first bottom plate 131 is connected to the support rod 12, the second bottom plate 132 and the first bottom plate 131 are spaced apart, and a plurality of Pieces of elastic 133.
- One of the adjusting wheel sets 2 includes a first driving member 21, a driving shaft 22, two connecting rods 23, two second driving members 24, and two rollers 25.
- the first driving member 21 is connected to the bottom wall of the body 1, and
- the driving shaft 22 is connected to the first driving member 21, the first driving member 21 can drive the driving shaft 22 to rotate, the two connecting rods 23 are spaced apart along the axial direction of the driving shaft 22, and one end of each connecting rod 23 penetrates the driving shaft 22, the other end is connected with a second driving member 24, and the second driving member 24 is connected with the roller 25 to drive the roller 25 to rotate.
- the other adjusting wheel set 2 includes a first driving member 21, a driving shaft 22, two connecting rods 23, four second driving members 24, and four rollers 25.
- the first driving member 21 is connected to the bottom wall of the body 1, and
- the driving shaft 22 is connected to the first driving member 21, the first driving member 21 can drive the driving shaft 22 to rotate, and the two connecting rods 23 are spaced apart along the axial direction of the driving shaft 22, and each connecting rod 23 includes a main rod 231 and a sub-rod 232.
- One end of the main rod 231 is sleeved on the drive shaft 22, the other end of the main rod 231 is connected to one end of the sub-rod 232, the sub-rod 232 is L-shaped, and the two branches of the sub-rod 232 are matched with the first A roller 25 connected to the second driving member 24 and the second driving member 24.
- the control assembly is electrically connected with the first driving member 21 and the second driving member 24 to adjust the working state of the first driving member 21 and the second driving member 24.
- the crutch that can be automatically raised and lowered in this embodiment achieves the purpose of adjusting the distance between the rollers 25 and changing the height of the crutch through the rotation of the first driving member 21 and the second driving member 24 in a certain direction and at different speeds.
- the user can control the crutches, and reduce the height of the crutches by automatically increasing the distance between the wheels, which facilitates the operation of the user and avoids the possible accidents of manual adjustment of the height of the crutches.
- the second driving member 24 drives the roller 25 to rotate so that the crutches can travel automatically, which realizes the function of helping the user to travel.
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
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Abstract
Description
Claims (10)
- 一种可自动升降的拐杖,其特征在于,包括:本体(1);调节轮组(2),所述调节轮组(2)为两个,两个所述调节轮组(2)间隔分布在所述本体(1)的底部,每个所述调节轮组(2)均包括:第一驱动件(21),所述第一驱动件(21)连接在所述本体(1)的底壁上;驱动轴(22),所述驱动轴(22)与所述第一驱动件(21)相连,所述第一驱动件(21)能够驱动所述驱动轴(22)转动;连杆(23),所述连杆(23)的一端穿设在所述驱动轴(22)上;第二驱动件(24),所述第二驱动件(24)连接在所述连杆(23)的另一端;滚轮(25),所述滚轮(25)与所述第二驱动件(24)相连,所述第二驱动件(24)能够驱动所述滚轮(25)转动。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,所述本体(1)包括手柄(11)、支撑杆(12)和底座组件(13),所述支撑杆(12)的两端分别与所述手柄(11)及所述底座组件(13)相连。
- 根据权利要求2所述的可自动升降的拐杖,其特征在于,所述底座组件(13)包括:第一底板(131),所述第一底板(131)与所述支撑杆(12)相连;第二底板(132),所述第二底板(132)与所述第一底板(131)间隔设置,所述第一底板(131)和所述第二底板(132)之间设有多个弹性件(133)。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,每个所述调节轮组(2)内的所述连杆(23)、所述第二驱动件(24)及所述滚轮(25)均为多个,多个所述连杆(23)沿所述驱动轴(22)的轴向间隔分布。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,所述连杆(23)包括主杆(231)和分杆(232),所述主杆(231)的一端套设在所述驱动轴(22)上,所述主杆(231)的另一端与所述分杆(232)的一端连接,所述分杆(232)的为L型,所述分杆(232)的两个分支上均配合有与所述第二驱动件(24)和所述滚轮(25)。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,所述第一驱动件(21)包括:第一电机,所述第一电机连接在所述本体(1)上;减速器,所述减速器的输入端与所述第一电机的电机轴相连,所述减速器的输出端与所述驱动轴(22)相连。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,所述第二驱动件(24)包括第二电机,所述第二电机的电机轴与所述滚轮(25)相连。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,所述连杆(23)的一端与所述驱动轴(22)过盈配合。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,所述调节轮组(2)还包括支撑座(26),所述支撑座(26)为多个,每个所述支撑座(26)连接在所述本体(1)的底壁上,所述驱动轴(22)穿设在所述支撑座(26)上。
- 根据权利要求1所述的可自动升降的拐杖,其特征在于,所述滚轮(25)的周面上设有防滑层。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201911174621.0 | 2019-11-26 | ||
CN201911174621.0A CN110840716A (zh) | 2019-11-26 | 2019-11-26 | 一种可自动升降的拐杖 |
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WO2021104057A1 true WO2021104057A1 (zh) | 2021-06-03 |
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PCT/CN2020/128845 WO2021104057A1 (zh) | 2019-11-26 | 2020-11-13 | 一种可自动升降的拐杖 |
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WO (1) | WO2021104057A1 (zh) |
Families Citing this family (1)
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CN110840716A (zh) * | 2019-11-26 | 2020-02-28 | 中国科学院深圳先进技术研究院 | 一种可自动升降的拐杖 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09140424A (ja) * | 1995-11-28 | 1997-06-03 | Hikari Moole:Kk | ステッキ |
CN202105149U (zh) * | 2011-06-01 | 2012-01-11 | 南阳理工学院 | 一种多功能拐杖 |
CN207755515U (zh) * | 2017-06-08 | 2018-08-24 | 中山市颂力电子科技有限公司 | 一种电动拐杖辅助升降杆 |
CN207928471U (zh) * | 2017-06-07 | 2018-10-02 | 绍兴柯桥新兴门业有限公司 | 一种防倒的老年人用手杖 |
CN110840716A (zh) * | 2019-11-26 | 2020-02-28 | 中国科学院深圳先进技术研究院 | 一种可自动升降的拐杖 |
CN211675201U (zh) * | 2019-11-26 | 2020-10-16 | 中国科学院深圳先进技术研究院 | 一种可自动升降的拐杖 |
-
2019
- 2019-11-26 CN CN201911174621.0A patent/CN110840716A/zh active Pending
-
2020
- 2020-11-13 WO PCT/CN2020/128845 patent/WO2021104057A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09140424A (ja) * | 1995-11-28 | 1997-06-03 | Hikari Moole:Kk | ステッキ |
CN202105149U (zh) * | 2011-06-01 | 2012-01-11 | 南阳理工学院 | 一种多功能拐杖 |
CN207928471U (zh) * | 2017-06-07 | 2018-10-02 | 绍兴柯桥新兴门业有限公司 | 一种防倒的老年人用手杖 |
CN207755515U (zh) * | 2017-06-08 | 2018-08-24 | 中山市颂力电子科技有限公司 | 一种电动拐杖辅助升降杆 |
CN110840716A (zh) * | 2019-11-26 | 2020-02-28 | 中国科学院深圳先进技术研究院 | 一种可自动升降的拐杖 |
CN211675201U (zh) * | 2019-11-26 | 2020-10-16 | 中国科学院深圳先进技术研究院 | 一种可自动升降的拐杖 |
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