阅读说明：本技术 一种便携可穿戴式辅助起身助力折叠椅 (portable wearable auxiliary rising power-assisted folding chair ) 是由 王天磊 张家铖 李和霖 吴玥瑾 缪永杰 张豪杰 于 2019-08-28 设计创作，主要内容包括：一种便携可穿戴式辅助起身助力折叠椅,包括：腿部支撑机构,包括用于与使用者大腿相连的大腿支撑机构和用于与使用者小腿连接的小腿支撑机构,大腿支撑机构的下端通过连接件与小腿支撑机构的上端铰接,并且连接件位于膝盖后部；手扶机构,包括扶手部和连杆组件,扶手部通过连杆组件设置于大腿支撑机构的上端,用于供使用者手部施力；辅助起身机构,其安装部与小腿支撑机构铰接,伸缩部与大腿支撑机构拆卸式连接,用于推动大腿支撑机构绕连接件作周向摆动运动；以及脚踝连接机构,铰接于小腿支撑机构的底部,用于与使用者脚部连接。本发明的有益效果是：集成了便携、可穿戴、辅助起身等实用性功能,极大程度地满足了老年人对于出行便捷的要求。(A portable wearable assists helping hand folding chair of standing up, includes: the leg supporting mechanism comprises a thigh supporting mechanism used for being connected with a thigh of a user and a shank supporting mechanism used for being connected with a shank of the user, the lower end of the thigh supporting mechanism is hinged with the upper end of the shank supporting mechanism through a connecting piece, and the connecting piece is positioned at the rear part of a knee; the hand-holding mechanism comprises a hand-holding part and a connecting rod assembly, wherein the hand-holding part is arranged at the upper end of the thigh supporting mechanism through the connecting rod assembly and is used for applying force to the hand of a user; the installation part of the auxiliary rising mechanism is hinged with the shank supporting mechanism, and the telescopic part is detachably connected with the thigh supporting mechanism and is used for pushing the thigh supporting mechanism to do circumferential swinging motion around the connecting piece; and an ankle connecting mechanism hinged to the bottom of the lower leg supporting mechanism for connecting with the foot of the user. The invention has the beneficial effects that: the multifunctional intelligent walking aid integrates the practical functions of portability, wearability, auxiliary rising and the like, and meets the requirement of the old on convenience for traveling to a great extent.)

1. The utility model provides a supplementary helping hand folding chair of rising of portable wearable, its characterized in that includes:

the leg supporting mechanism comprises a thigh supporting mechanism used for being connected with a thigh of a user and a shank supporting mechanism used for being connected with a shank of the user, the lower end of the thigh supporting mechanism is hinged with the upper end of the shank supporting mechanism through a connecting piece, and the connecting piece is positioned at the rear part of a knee and used for supporting the thigh and the shank of the user;

The hand-holding mechanism comprises a hand-holding part and a connecting rod assembly, wherein the hand-holding part is arranged at the upper end of the thigh supporting mechanism through the connecting rod assembly and is used for applying force to the hand of a user;

The installation part of the auxiliary rising mechanism is hinged with the shank supporting mechanism, and the telescopic part is detachably connected with the thigh supporting mechanism and is used for pushing the thigh supporting mechanism to do circumferential swinging motion around the connecting piece;

And an ankle connecting mechanism hinged to the bottom of the lower leg supporting mechanism for connecting with the foot of the user.

2. The portable wearable assisted-lift folding chair of claim 1, wherein: the thigh supporting mechanism comprises a rising plate, a first leg supporting rod and a first leg fixing piece, and the lower end of the rising plate is hinged with the first leg supporting rod; the outer side surface of the upper part of the first leg supporting rod is hinged with the hand-holding mechanism through a connecting rod assembly; the lower part of the first leg support rod is connected with a telescopic part of the auxiliary rising mechanism; the first leg fixing piece is installed on the first leg supporting rod and used for fixing the thigh and the first leg supporting rod.

3. The portable wearable assisted-lift folding chair of claim 2, wherein: the lower part of first shank bracing piece is equipped with the spout that the pars contractilis card that is used for supplying supplementary mechanism of standing up was gone into, and the spout comprises the axial groove that sets up along first shank bracing piece axial and the card income groove that extends to first shank bracing piece border, and wherein supplementary mechanism of standing up's pars contractilis passes through the lower part sliding connection of a U type buckle and first shank bracing piece for supplementary mechanism of standing up's pars contractilis along axial groove displacement.

4. The portable wearable assisted-lift folding chair of claim 3, wherein: the auxiliary rising mechanism is a gas spring, the bottom of the gas spring is hinged to the shank supporting mechanism, and the telescopic part of the gas spring is connected with the lower part of the first leg supporting rod in a sliding mode.

5. The portable wearable assisted-lift folding chair of claim 3, wherein: the first leg support rod is provided with an axial accommodating groove for accommodating part or all of the shank support mechanism.

6. the portable wearable assisted-lift folding chair of claim 5, wherein: the first leg support rod comprises an upper connecting rod for mounting the rising plate and a lower connecting rod for accommodating the upper part of the shank support mechanism, the upper connecting rod is a U-shaped connecting rod, the rising plate is paved on the upper part of the upper connecting rod, the lower part of the upper connecting rod is sleeved on the upper part of the lower connecting rod, and the upper connecting rod and the lower connecting rod are detachably connected; one surface of the lower connecting rod facing the lower leg is provided with an axial accommodating groove for accommodating the lower leg supporting mechanism, so that the lower leg supporting mechanism can be partially or completely accommodated in the axial accommodating groove in a folded state; the lateral wall of the axial containing groove is provided with a sliding groove for assisting the rising mechanism to slide.

7. The portable wearable assisted-lift folding chair of claims 1 and 6, wherein: the lower leg supporting mechanism comprises a second leg supporting rod and a second leg fixing piece, and the upper part of the second leg supporting rod is hinged with the lower end of the first leg supporting rod through a connecting piece; the lower part of the second leg supporting rod is hinged with the ankle connecting mechanism; the second leg fixing piece is arranged on the second leg supporting rod and used for fixing the lower leg and the second leg supporting rod.

8. The portable wearable assisted-lift folding chair of claim 1, wherein: the connecting piece includes head rod, three-section universal joint and second connecting rod, the first end of head rod and the lower connecting rod tip rigid coupling of first shank bracing piece, the first end of second connecting rod and the tip rigid coupling of second shank bracing piece, and the second end of head rod is articulated mutually through the second end of three-section universal joint with the second connecting rod, keeps head rod and lower connecting rod coaxial or parallel, the second connecting rod is coaxial or parallel with second shank bracing piece.

9. The portable wearable assisted-lift folding chair of claim 1, wherein: the connecting rod assembly comprises a rotating shaft, a third connecting rod, a fourth connecting rod, a fifth connecting rod and a spring, the rotating shaft is rotatably connected with the upper connecting rod, and a hand-held mechanism is mounted at one end of the rotating shaft, so that the hand-held mechanism synchronously rotates along with the rotating shaft; the third connecting rod, the fourth connecting rod and the fifth connecting rod are sequentially hinged, the rest end part of the third connecting rod is fixedly connected with the rotating shaft, and the rest end part of the fifth connecting rod is hinged with the rising plate; the spring is arranged at the bottom of the lifting plate, the upper end of the spring is connected with the fifth connecting rod, and the lower end of the spring is connected with the external support frame as a support end, so that the conversion between the kinetic energy of the lifting plate and the elastic potential energy of the spring is realized.

10. The portable wearable assisted-lift folding chair of claim 1, wherein: the ankle connecting mechanism comprises a connecting sheet and a pedal, wherein the upper end of the connecting sheet is hinged with the lower end of the second leg supporting rod, and the lower end of the connecting sheet is hinged with the pedal.

Technical Field

The invention relates to a portable wearable auxiliary rising power-assisted folding chair.

Background

The 'portable wearable auxiliary rising assisting and following chair' is a chair suitable for the traveling of the majority of old people at present, is convenient for smoothly and freely complete the simple actions of 'sitting down' and 'rising up', and provides a safe, reliable and convenient chair for the old people. With the development situation that the population scale of the elderly in China shows total expansion and increment acceleration, the population fostering burden is gradually strengthened, and the travel safety problem of the elderly becomes the focus of social attention. Many old people always need to carry a small stool or a common walking stick stool on the market when going out for activities, and the walking stick stool is heavy; some old people with bad legs and feet often cannot find a proper seat, and many old people get up and get hard after sitting down; the public chair in the society is lack of humanized design for the old. But there has been ripe product on the market, nevertheless because the existence of foldable walking stick, can restrict old person's both hands, restriction old person's action, the old person can't realize, can't liberate both hands, and the walking stick function singleness, because the restriction of product itself, walking stick formula seat can't satisfy old person's health comfort level, and walking stick formula seat does not have the device of getting up simultaneously, can't satisfy the old person's of present stage diversity demand.

disclosure of Invention

In order to solve the problems, the invention provides a portable wearable auxiliary rising power-assisted folding chair integrating portable, wearable and auxiliary rising functions.

The invention discloses a portable wearable auxiliary rising power-assisted folding chair which is characterized by comprising:

The leg supporting mechanism comprises a thigh supporting mechanism used for being connected with a thigh of a user and a shank supporting mechanism used for being connected with a shank of the user, the lower end of the thigh supporting mechanism is hinged with the upper end of the shank supporting mechanism through a connecting piece, and the connecting piece is positioned at the rear part of a knee and used for supporting the thigh and the shank of the user;

The hand-holding mechanism comprises a hand-holding part and a connecting rod assembly, wherein the hand-holding part is arranged at the upper end of the thigh supporting mechanism through the connecting rod assembly and is used for applying force to the hand of a user;

The installation part of the auxiliary rising mechanism is hinged with the shank supporting mechanism, and the telescopic part is detachably connected with the thigh supporting mechanism and is used for pushing the thigh supporting mechanism to do circumferential swinging motion around the connecting piece;

And an ankle connecting mechanism hinged to the bottom of the lower leg supporting mechanism for connecting with the foot of the user.

The thigh supporting mechanism comprises a rising plate, a first leg supporting rod and a first leg fixing piece, and the lower end of the rising plate is hinged with the first leg supporting rod; the outer side surface of the upper part of the first leg supporting rod is hinged with the hand-holding mechanism through a connecting rod assembly; the lower part of the first leg support rod is connected with a telescopic part of the auxiliary rising mechanism; the first leg fixing piece is installed on the first leg supporting rod and used for fixing the thigh and the first leg supporting rod.

The lower part of first shank bracing piece is equipped with the spout that the pars contractilis card that is used for supplying supplementary mechanism of standing up was gone into, and the spout comprises the axial groove that sets up along first shank bracing piece axial and the card income groove that extends to first shank bracing piece border, and wherein supplementary mechanism of standing up's pars contractilis passes through the lower part sliding connection of a U type buckle and first shank bracing piece for supplementary mechanism of standing up's pars contractilis along axial groove displacement.

The auxiliary rising mechanism is a gas spring, the bottom of the gas spring is hinged to the shank supporting mechanism, and the telescopic part of the gas spring is connected with the lower part of the first leg supporting rod in a sliding mode.

The first leg support rod is provided with an axial accommodating groove for accommodating part or all of the shank support mechanism.

the first leg support rod comprises an upper connecting rod for mounting the rising plate and a lower connecting rod for accommodating the upper part of the shank support mechanism, the upper connecting rod is a U-shaped connecting rod, the rising plate is paved on the upper part of the upper connecting rod, the lower part of the upper connecting rod is sleeved on the upper part of the lower connecting rod, and the upper connecting rod and the lower connecting rod are detachably connected; one surface of the lower connecting rod facing the lower leg is provided with an axial accommodating groove for accommodating the lower leg supporting mechanism, so that the lower leg supporting mechanism can be partially or completely accommodated in the axial accommodating groove in a folded state; the lateral wall of the axial containing groove is provided with a sliding groove for assisting the rising mechanism to slide.

A buckle assembly and a hinge are additionally arranged between the upper connecting rod and the lower connecting rod, wherein the buckle assembly comprises a fastener and a snap ring which can be clamped with the fastener, the fastener is arranged at the lower end part of the upper connecting rod, and the snap ring is arranged at the upper end part of the lower connecting rod; two installation departments of hinge link to each other with last connecting rod and lower connecting rod respectively, realize going up the articulated between connecting rod and the lower connecting rod.

The lower leg supporting mechanism comprises a second leg supporting rod and a second leg fixing piece, and the upper part of the second leg supporting rod is hinged with the lower end of the first leg supporting rod through a connecting piece; the lower part of the second leg supporting rod is hinged with the ankle connecting mechanism; the second leg fixing piece is arranged on the second leg supporting rod and used for fixing the lower leg and the second leg supporting rod.

the connecting piece includes head rod, three-section universal joint and second connecting rod, the first end of head rod and the lower connecting rod tip rigid coupling of first shank bracing piece, the first end of second connecting rod and the tip rigid coupling of second shank bracing piece, and the second end of head rod is articulated mutually through the second end of three-section universal joint with the second connecting rod, keeps head rod and lower connecting rod coaxial or parallel, the second connecting rod is coaxial or parallel with second shank bracing piece.

The connecting rod assembly comprises a rotating shaft, a third connecting rod, a fourth connecting rod, a fifth connecting rod and a spring, the rotating shaft is rotatably connected with the upper connecting rod, and a hand-held mechanism is mounted at one end of the rotating shaft, so that the hand-held mechanism synchronously rotates along with the rotating shaft; the third connecting rod, the fourth connecting rod and the fifth connecting rod are sequentially hinged, the rest end part of the third connecting rod is fixedly connected with the rotating shaft, and the rest end part of the fifth connecting rod is hinged with the rising plate; the spring sets up in the board bottom of rising, and wherein the upper end and the fifth connecting rod of spring link to each other, and the lower extreme links to each other with outside support frame as supporting end for realize converting between the kinetic energy of the board of rising and the elastic potential energy of spring, wherein when reaching the board of rising extreme position, the angle that third connecting rod, fourth connecting rod, fifth connecting rod are unanimous, make the angle of handrail fixed.

the ankle connecting mechanism comprises a connecting sheet and a pedal, wherein the upper end of the connecting sheet is hinged with the lower end of the second leg supporting rod, and the lower end of the connecting sheet is hinged with the pedal.

The working process is as follows: when a user is in a standing state, the hand-holding mechanism is in a vertical state, and the auxiliary rising mechanism is also in a vertical state;

when the user sits down, the board of standing up down, oppress the fifth connecting rod and make and store the potential energy rather than the spring compression that links to each other and make preparation for standing up, the fourth connecting rod with the linkage of fifth connecting rod also rotates simultaneously, the third connecting rod can make the handrail also rotate along with the rotation of fourth connecting rod, when the spring compression stops, the handrail can reach corresponding position and make the handrail be the level, the part can slide backward in the spout on the gas spring of in-process, reach the last section, the gas spring compresses, reach the balance at last, then can form a triangle-shaped and play the supporting role. Handrail: the first end of the fifth connecting rod moves downwards under the pressure of the rising plate so as to drive the second end of the fifth connecting rod to rise, so that the fourth connecting rod hinged with the fifth connecting rod rises, the third connecting rod rises, the lower end of the handrail not only rises in the vertical direction, but also moves in the horizontal direction, and the handrail is changed into a vertical handrail state from a horizontal storage state. When rising, the hand supports the hand-held mechanism, and when rising, the fourth connecting rod, the third connecting rod and the connecting rod can be driven to rotate and the spring releases elastic potential energy to drive the rising plate to rotate upwards to assist in rising.

When in motion: due to the sliding groove structure, the upper end of the gas spring can slightly slide in the groove, and the normal movement of the gas spring cannot be influenced

When the disassembly is carried out: u type buckle is taken off in the conical trip groove of spout, is about to the air spring and dismantles, and rethread three-dimensional universal joint is from overturning down to be about to the shank part and to incorporate thigh lower extreme axial and accomodate the groove, detaches simultaneously the buckle subassembly between connecting rod and the lower connecting rod, then accomodates the connecting rod down below the upper junction pole through the hinge, easily deposits.

The invention has the beneficial effects that: the device has the problems of a folding crutch, and the product reason of the device is that the device is required to be carried by articles like a bag, so that the burden is increased; the handrail is assembled before going out, is convenient to carry next to the skin, is light in weight, liberates both hands, is convenient to wear, solves the problem that the old people are difficult to get up by designing the handrail and the rising device, and is easy to disassemble and convenient to store and preserve; the walking stick solves various problems caused by the traveling of the old people in China at present, is very fit for the human body, is light to walk, high in flexibility and strong in controllability, does not generate uncomfortable feeling, absorbs the advantages of common walking stick stools and portable small stools in the current market, analyzes and improves the defects of the walking stick stools and is innovative and simultaneously close to human mechanics to a great extent. This product passes through market demand analysis, has integrateed practicality functions such as portable, wearable, supplementary rising, has satisfied the requirement that the old person is convenient to the trip to very big degree. Generally, the product has the advantages of attractive appearance, compact structure, stable motion, humanization, strong controllability and the like, provides a new scheme for a novel old people seat, and also provides a new idea for the safety problem of the old people going out.

Drawings

FIG. 1a is a block diagram of the present invention.

Figure 1b is a view of the invention in both upright and seated positions.

Fig. 1c is a left side view of the present invention.

FIG. 1d is a top view of the present invention.

FIG. 1e is a view from the direction A of FIG. 1 d.

Fig. 2 is an internal view of the present invention.

Fig. 3 is a partial engineering drawing in an upright state of the present invention.

Fig. 4 is a partial engineering drawing of the present invention in a sitting position.

Fig. 5 is an engineering view of an ankle connecting mechanism according to the present invention.

Fig. 6 is a device engineering drawing in a standing state of the present invention.

Figure 7 is a engineering drawing of the gas spring of the present invention in a compressed state.

Fig. 8 is an engineering drawing of the once folded device of the present invention.

Fig. 9 is an engineering drawing of the device of the present invention after folding is completed.

Detailed Description

the invention is further described below with reference to the accompanying drawings.

with reference to the accompanying drawings: