CN216124697U

CN216124697U - Intelligent auxiliary type lifting chair device

Info

Publication number: CN216124697U
Application number: CN202120555226.3U
Authority: CN
Inventors: 胡国清; 陈镇国; 付西敏
Original assignee: Guangdong Huanyu Intelligent Medical Technology Co ltd; South China University of Technology SCUT
Current assignee: Guangdong Huanyu Intelligent Medical Technology Co ltd; South China University of Technology SCUT
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2022-03-25
Anticipated expiration: 2031-03-18

Abstract

The utility model relates to an intelligent auxiliary type lifting chair device, which comprises a chair body, wherein a cushion is movably arranged on the chair body; the lower end of the cushion is connected with a guide pulley, and an elastic supporting device, a guide device, a limiting device and a lifting device are respectively arranged below the cushion; the elastic supporting device is arranged close to the front end of the cushion, and two ends of the elastic supporting device are respectively connected with the chair body and the cushion; the lifting device is arranged close to the rear end of the cushion, one end of the lifting device is fixedly connected with the chair body, and the other end of the lifting device is hinged to the cushion; the guide device is fixedly connected to the chair body, is arranged between the elastic supporting device and the lifting device, and is sequentially provided with a linear sliding chute and an arc-shaped sliding chute which are matched with the guide pulley from bottom to top, and the guide pulley is connected with the linear sliding chute and the arc-shaped sliding chute in a sliding manner; the limiting device is used for limiting the cushion to incline when the guide pulley slides in the linear sliding groove; the lifting device is connected with the control device, and the control device is used for controlling the lifting device to push the cushion to lift, so that the old can stand up from the seat by oneself or sit in the seat from a standing position safely.

Description

Intelligent auxiliary type lifting chair device

Technical Field

The utility model relates to the field of old people nursing auxiliary instruments, in particular to an intelligent auxiliary lifting chair device.

Background

With the deepening of the aging degree of the society, the concern and the care of the health of the old people become the subject which is not negligible at present. Old man nursing auxiliary instrument also receives more and more attention from people.

Due to physical function problems such as osteoporosis caused by aging, the old people are difficult to stand up after sitting on the chair, and often need help of other people to stand up, which causes great difficulty in daily life.

In order to solve the problem that the old people are difficult to stand up from the chair, the related art people also begin to research the lifting and lowering assisting chair. Although some achievements are made in the research on the lifting and landing assisting chair, the lifting and landing assisting chair still cannot effectively help the old to safely stand up from the chair or safely sit in the chair from a standing posture because of the problems of high use difficulty, poor use effect and high risk, and cannot be popularized and popularized.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the prior art, the utility model aims to: the utility model provides an intelligence auxiliary type take-off and landing chair device can help the old man safely to stand up by oneself from the seat or sit the seat from the station appearance safely, excellent in use effect, factor of safety is high.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an intelligent auxiliary type lifting chair device comprises a chair body, wherein a cushion is movably arranged on the chair body; the lower end of the cushion is connected with a guide pulley, and an elastic supporting device, a guide device, a limiting device and a lifting device are respectively arranged below the cushion;

the elastic supporting device is arranged close to the front end of the cushion, and two ends of the elastic supporting device are respectively connected with the chair body and the cushion;

the lifting device is arranged close to the rear end of the cushion, one end of the lifting device is fixedly connected with the chair body, and the other end of the lifting device is hinged to the cushion;

the guide device is fixedly connected to the chair body, is arranged between the elastic supporting device and the lifting device, and is sequentially provided with a linear sliding chute and an arc-shaped sliding chute which are matched with the guide pulley from bottom to top, and the guide pulley is connected with the linear sliding chute and the arc-shaped sliding chute in a sliding manner;

the limiting device is arranged on one side of the guide device and used for limiting the cushion to incline when the guide pulley slides in the linear sliding groove;

the lifting device is connected with a control device, and the control device is used for controlling the lifting device to push the cushion to lift.

Further, stop device includes spacing axle, locating part and spacing pulley, and spacing axle both ends are connected respectively in cushion and spacing pulley, and the locating part rigid coupling is in the chair body, and the locating part is located between spacing pulley and the elevating gear, and the locating part is equipped with vertical guide rail, and vertical guide rail is on a parallel with the straight line spout, and spacing pulley butt is in vertical guide rail.

Further, the top end of the vertical guide rail is connected with an arc-shaped guide rail, and the arc-shaped guide rail extends towards the rear end of the chair body.

Furthermore, the number of the guide devices and the guide pulleys is two, and the guide devices and the guide pulleys are symmetrically arranged on two sides of the chair body.

Further, the lower end of the cushion is fixedly connected with a cross-shaped top supporting piece, the lower end of the chair body is fixedly connected with a cross-shaped bottom supporting piece, the two ends of the elastic supporting device and the two ends of the lifting device are respectively connected to the cross-shaped top supporting piece and the cross-shaped bottom supporting piece, and the lower ends of the guiding device and the limiting device are connected to the cross-shaped bottom supporting piece.

Furthermore, the bottom of the cross-shaped bottom supporting piece is provided with a silica gel pad.

Further, the elastic supporting device is an air spring, an air spring fixing piece is arranged between the cross-shaped top supporting piece and the cross-shaped bottom supporting piece, an air spring limiting stopper is installed on the air spring fixing piece, a piston rod of the air spring is hinged with the cross-shaped top supporting piece, and the bottom of a shell of the air spring is hinged with the air spring fixing piece; the air spring limiter is provided with a limiting hole, the aperture of the limiting hole is larger than the outer diameter of the shell of the air spring, and the air spring penetrates through the limiting hole.

Furthermore, a heightening block is arranged on one side of the gas spring fixing member, and two sides of the heightening block are respectively connected to the gas spring fixing member and the bottom of the shell of the gas spring.

Furthermore, the chair body is provided with armrests, the armrests are provided with switches, and the switches are connected with the control device.

A method for taking off and landing an intelligent auxiliary type taking off and landing chair device adopts a method of firstly lifting and then inclining when needing auxiliary standing, and comprises the following steps that a lifting device lifts a cushion, a guide pulley slides upwards along a linear sliding groove, the cushion vertically rises upwards under the limitation of a limiting device, after the guide pulley enters an arc-shaped sliding groove from the linear sliding groove, the cushion is separated from the limiting device and inclines forwards under the action of the lifting device, and an elastic supporting device supports the front part of the cushion to keep stable;

when needs are assisted to sit down, adopt the method that descends after slope earlier, including following step, elevating gear downwardly pulling inclined cushion, guide pulley slides downwards along arc spout slant, and after guide pulley got into sharp spout from the arc spout, the cushion trund into the horizontality by the tilt state, and under stop device's restriction, the cushion vertically descends to predetermined height, and elastic support device supports the cushion front portion in order to keep stable.

In summary, the present invention has the following advantages:

by utilizing the intelligent auxiliary lifting chair device, the body gravity center of the old can be easily adjusted by a lifting assisting method of lifting first and inclining back and a lifting assisting method of inclining first and descending second, so that the old can be helped to stand up from the chair or sit in the chair from a standing position safely, the use effect is good, and the safety coefficient is high.

Drawings

FIG. 1 is a schematic structural diagram of a first view angle of an intelligent assisted take-off and landing chair apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second view angle of the intelligent auxiliary type lifting chair device according to the embodiment of the utility model;

FIG. 3 is a schematic diagram of an internal structure of an intelligent auxiliary type lifting chair device according to an embodiment of the present invention;

FIG. 4 is a side view of an intelligent assisted lift chair apparatus in accordance with an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a third perspective of the intelligent assisted take-off and landing chair apparatus according to the embodiment of the utility model;

FIG. 6 is a schematic diagram of a vertical lifting process of the intelligent assisted take-off and landing chair apparatus according to the embodiment of the utility model;

FIG. 7 is a schematic diagram of another view of the intelligent assisted take-off and landing chair apparatus of the present invention during vertical lifting;

FIG. 8 is a schematic diagram of a tilt-assisted procedure of the intelligent assisted lift chair apparatus of the present invention;

fig. 9 is a schematic diagram of another view angle of the tilt-assisted lifting procedure of the intelligent auxiliary lifting chair device according to the embodiment of the utility model.

Description of reference numerals:

the chair comprises a chair body 1, a sealing plate 2, a soft cushion 3, a hard cushion 4, a guide part 5, a long optical axis 6, a cross-shaped optical axis connecting piece 7, a short optical axis 8, a guide pulley 9, a gas spring fixing piece 10, a gas spring 11, a gas spring bottom connecting support 12, a heightening block 13, a gas spring stopper 14, a gas spring top connecting support 15, a limiting shaft 16, a pulley support 17, a limiting pulley 18, a limiting pulley 19, a limiting piece 20, a cross-shaped bottom supporting piece 21, an electric push rod bottom connecting piece 22, a cross-shaped top supporting piece 23, an upper support 24, an electric push rod 25, a rechargeable lithium battery box 26, a silicon rubber cushion 27, a lower support 28, a switch 29 and a wireless remote controller 30.

Detailed Description

The present invention will be described in further detail below.

As shown in fig. 1, 2 and 4, an intelligent auxiliary type lifting chair device comprises a chair body 1, wherein a seat cushion is movably arranged on the chair body 1; the lower end of the cushion is connected with a guide pulley 9, and an elastic supporting device, a guide device, a limiting device and a lifting device are respectively arranged below the cushion; the elastic supporting device is arranged close to the front end of the cushion, and two ends of the elastic supporting device are respectively connected to the chair body 1 and the cushion; the lifting device is arranged close to the rear end of the cushion, one end of the lifting device is fixedly connected to the chair body 1, and the other end of the lifting device is hinged to the cushion; the guide device is fixedly connected to the chair body 1, is arranged between the elastic supporting device and the lifting device, is sequentially provided with a linear sliding chute and an arc-shaped sliding chute which are matched with the guide pulley 9 from bottom to top, and the guide pulley 9 is connected with the linear sliding chute and the arc-shaped sliding chute in a sliding manner; the limiting device is arranged on one side of the guide device and used for limiting the cushion to incline when the guide pulley 9 slides in the linear sliding groove; the lifting device is connected with a control device, and the control device is used for controlling the lifting device to push the cushion to lift.

As shown in fig. 6-9, when the user needs to stand on the seat cushion, the control device controls the lifting device to work, the lifting device pushes the seat cushion upwards, and the guide device is used for setting the movement path of the guide pulley, so that the seat cushion moves with a proper movement track, the body gravity center of the old is further changed, and the purpose of helping the old to easily stand by himself is achieved. The guide pulley 9 at the lower end of the cushion firstly slides from bottom to top in the linear chute of the guide device. Preferably, the linear chute is perpendicular to the horizontal plane. Because the lifting device is arranged close to the rear end of the cushion, the cushion has a tendency of inclining forwards in the ascending process. The limiting device limits the forward tilting trend of the cushion, so that the cushion can keep rising vertically. Meanwhile, the elastic supporting device, the limiting device and the lifting device are used in different positions of the cushion in a combined mode, so that the cushion can rise more stably. When the cushion rises to a certain height, guide pulley 9 enters into the arc spout from the sharp spout, the arc spout extends to chair body 1 rear end from lower to upper, stop device no longer restricts the gesture of cushion this moment, the effort that elevating gear produced the cushion makes the cushion front end upgoing speed be less than cushion rear end upgoing speed, thereby make the cushion use elastic support device to rotate and incline forward as the center, elastic support device is effectively supporting the cushion front end, the slope process that makes the cushion keeps steady, the safety of the old man of sitting on the cushion has effectively been guaranteed.

Although the prior art has a device capable of adjusting the height of the seat, the old people still have difficulty standing up from the seat by themselves even after the height of the seat is raised.

The applicant found that the elderly are difficult to stand up in the seats, firstly because the muscles of the legs deteriorate and the center of gravity is low when sitting in the seats, and the elderly are difficult to lift up their own center of gravity, and secondly, even if the center of gravity is lifted by some means, because the body posture and standing posture of the elderly sitting in the seats are still greatly different, the body center of gravity position thereof is still back, and the elderly are difficult to adjust their own center of gravity forward from the sitting posture and finally stand up.

The intelligent auxiliary type lifting chair device of this embodiment upwards raises the cushion at first, has raised the old person's health focus of sitting on the cushion, slopes the cushion again forward, makes old person's buttock drive the oblique forward movement of upper part of the body to adjust the health focus forward, the health gesture has differed less with the gesture of standing this moment, only needs to step on the foot gently hard on the ground, can follow the cushion and stand by oneself. By the aid of the lifting-assisting method of lifting first and inclining later, the forward rush danger caused by direct inclined lifting-assisting is avoided, and the safety coefficient is high.

When the user needs to sit back on the cushion, the user adopts a method of inclining firstly and then descending. Firstly, the old man leans on the buttock lightly on the cushion before the slant, through the work of controlling means control elevating gear, elevating gear pulls the cushion downwards, and guide pulley 9 slides downwards along the arc spout, and the cushion turns into the horizontality from the tilt state gradually, and old man's health steadily moves backward downwards along with the cushion. The elastic supporting device supports the cushion, so that the cushion descends more stably. When the guide pulley 9 enters the linear sliding groove from the arc-shaped sliding groove, the limiting device starts to limit the cushion to incline, so that the cushion can keep vertically descending. Finally, the lifting device pulls the seat cushion to a predetermined height, so that the elderly can sit on the seat safely.

In-process that sits down at the old man, compare in the slave station appearance sit on prior art's seat on the health focus move backward suddenly and move down and arouse the discomfort easily, the intelligent auxiliary type of this embodiment takes off and land chair device at first obliquely front rise cushion, make old man's buttock can easily lean on the cushion aslope, the health focus differs nearly with the appearance of standing, then make the cushion move backward downwards, slowly adjust the cushion gesture from the tilt state to the horizontality, adjust old man's body weight heart backward downwards gradually, greatly reduced by standing the physical injury risk and the psychological fear that the position of sitting process brought.

The intelligent auxiliary type lifting chair device of this embodiment can help the old man safely to stand by oneself in the seat or sit the seat from the station appearance safely, excellent in use effect, and factor of safety is high, has better spreading value.

As shown in fig. 2, 3, and 4, the limiting device includes a limiting shaft 16, a limiting member 19, and a limiting pulley 18, two ends of the limiting shaft 16 are respectively connected to the cushion and the limiting pulley 18, the limiting member 19 is fixedly connected to the chair body 1, the limiting member 19 is disposed between the limiting pulley 18 and the lifting device, the limiting member 19 is provided with a vertical guide rail, the vertical guide rail is parallel to the linear sliding groove, and the limiting pulley 18 abuts against the vertical guide rail.

Because spacing pulley 18 butt in the one side of vertical guide rail towards chair body 1 front end, can restrict the cushion towards the slope of chair body 1 front end to through the slip of spacing pulley 18 on vertical guide rail, restrain the slope trend of cushion at initial rising stage or last decline stage, can guarantee the steady vertical lift of cushion.

The top end of the vertical guide rail is connected with an arc-shaped guide rail which extends towards the rear end of the chair body 1.

At the end of the rising phase of the seat cushion, the arcuate track enables the stop pulley 18 to slide off the vertical track back along the arcuate track, thereby urging the seat cushion to smoothly transition from a horizontal condition to a forwardly inclined condition. Or at the beginning of the descending stage of the cushion, the limiting pulley 18 slides along the arc-shaped guide rail and gradually enters the vertical guide rail, so that the cushion is enabled to smoothly transit from the forward tilting state to the horizontal state.

Two sets of guiding devices and two sets of guiding pulleys 9 are symmetrically arranged at two sides of the chair body 1.

The guiding devices on the two sides of the chair body 1, the guide pulleys 9 and the elastic supporting device at the front end of the chair body 1 form a triangular stable structure together, so that the cushion can support the old people more stably, and the safety factor is improved.

As shown in fig. 2, 3 and 5, a cross-shaped top support member 22 is fixedly connected to the lower end of the seat cushion, a cross-shaped bottom support member 20 is fixedly connected to the lower end of the chair body 1, two ends of the elastic support device and the lifting device are respectively connected to the cross-shaped top support member 22 and the cross-shaped bottom support member 20, and lower ends of the guide device and the limiting device are respectively connected to the cross-shaped bottom support member 20.

The elastic supporting device, the lifting device, the guiding device and the limiting device are all connected through the cross-shaped top supporting piece 22 and the cross-shaped bottom supporting piece 20, and the overall strength of the structure is improved. Meanwhile, the cross-shaped structure of the cross-shaped top support 22 increases the contact area with the seat cushion, and the support of the seat cushion is more stable. The cross-shaped bottom support 20 increases the contact area with the ground, making the chair body 1 more reliable.

The bottom of the cross-shaped bottom support 20 is provided with a silicone pad 27.

The silica gel pad 27 keeps contact with the ground, and can transfer the acting force of the body of the old man to the chair body 1 to the ground on a large scale, thereby ensuring the use strength and rigidity of the chair body 1 and simultaneously helping to reduce noise.

As shown in fig. 4, the elastic supporting device is a gas spring 11, two ends of the gas spring fixing member 10 are respectively connected to a cross-shaped top supporting member 22 and a cross-shaped bottom supporting member 20, a gas spring stopper 14 is installed on the gas spring fixing member 10, a piston rod of the gas spring 11 is hinged with the cross-shaped top supporting member 22, and the bottom of a housing of the gas spring 11 is hinged with the gas spring fixing member 10; the gas spring stopper 14 is provided with a limiting hole, the aperture of the limiting hole is larger than the outer diameter of the shell of the gas spring 11, and the gas spring 11 is arranged in the limiting hole in a penetrating manner.

When the seat cushion is in the low position, the gas spring 11 is in a compressed state. As the seat cushion rises, the gas spring 11 is gradually extended and finally reaches the longest original state. When the cushion is changed from the horizontal state to the inclined state, the cushion drives the gas spring 11 to slightly incline forwards by the acting force exerted on the gas spring 11 by the cross-shaped top support piece 22, the aperture of the limiting hole is slightly larger than the outer diameter of the shell of the gas spring 11, the gas spring 11 is limited to be at a proper inclined angle, the safety factor is increased, and the comfortable use experience is obtained.

One side of the gas spring fixing member 10 is provided with a heightening block 13, and two sides of the heightening block 13 are respectively connected to the bottom of the housing of the gas spring fixing member 10 and the gas spring 11.

Since the gas spring 11 is liable to interfere with the gas spring fixing member 10 in front when tilted forward, the distance between the gas spring 11 and the gas spring fixing member 10 is increased by the provision of the step-up block 13, and interference between the gas spring 11 and the gas spring fixing member 10 is avoided.

The chair body 1 is provided with armrests, the armrests are provided with switches 29, and the switches 29 are connected with a control device.

During the use, the hand of old man can hold on the handrail of chair operating switch 29, can continuously keep the control to elevating gear, avoids the cushion slope to cause the old man health to dash forward too fast, has eliminated the old man and has stood unstably and lead to injured potential safety hazard.

A method for taking off and landing an intelligent auxiliary type chair taking off and landing device adopts a method of firstly lifting and then inclining when needing auxiliary standing, and comprises the following steps that a lifting device lifts a cushion, a guide pulley 9 slides upwards along a linear sliding groove, the cushion vertically lifts upwards under the limitation of a limiting device, after the guide pulley 9 enters an arc-shaped sliding groove from the linear sliding groove, the cushion is separated from the limiting device and inclines forwards under the action of the lifting device, and an elastic supporting device supports the front part of the cushion to keep stable;

when the seat needs to be assisted to sit down, a method of inclining and then descending is adopted, the method comprises the following steps that the ascending and descending device pulls the inclined seat cushion downwards, the guide pulley 9 slides downwards along the arc-shaped sliding groove in an inclined mode, after the guide pulley 9 enters the linear sliding groove from the arc-shaped sliding groove, the seat cushion is converted into a horizontal state from an inclined state, under the limitation of the limiting device, the seat cushion vertically descends to a preset height, and the elastic supporting device supports the front portion of the seat cushion to keep stable.

The method that the cushion is lifted and then inclined is adopted in the embodiment, so that the old people are effectively assisted to stand by themselves, the problems that the center of gravity of the old people is difficult to adjust and the old people cannot stand up are solved, and the potential risk of forward rushing when the old people stand up is avoided; the method of inclining firstly and then descending is adopted to effectively assist the old to sit down by oneself, so that the physiological injury risk caused by the over-fierce adjustment of the gravity center of the old when sitting down is avoided, and the psychological fear is reduced.

As shown in fig. 1, in the present embodiment, the chair body 1 is a main support of the intelligent auxiliary type lifting chair device; the chair body 1 is equipped with 4 chair feet, and 4 chair feet are outer eight types, have increased the stability of chair body 1.

The closing plate 2 is used for surrounding the periphery and the bottom of the chair body 1 so as to increase the safety and the aesthetic property of the intelligent auxiliary lifting chair device.

The cushion comprises a hard cushion 4 and a soft cushion 3. The hard cushion 4 is connected with the cross-shaped top support piece 22, and the hard cushion 4 is used for ensuring the rigidity of the cushion; the soft cushion 3 is wrapped on the periphery of the hard cushion 4, and the soft cushion 3 is used for increasing the comfort level of the old people.

The lifting device is an electric push rod 24, the electric push rod 24 is connected with the control device, and the lifting of the electric push rod 24 can be controlled by a wireless remote controller 30 or a switch 29 button arranged on the armrest of the chair body 1.

It should be noted that, for the sake of safety of the elderly, the wireless remote control 30 is used by the outsiders when assisting the elderly on site, and is not directly used by the elderly, so as to avoid accidents.

The push rod of the electric push rod 24 is connected with the cross-shaped top supporting piece 22 through an upper bracket 23, and the shell of the electric push rod 24 is connected with the bottom connecting piece 21 of the electric push rod 24 through a lower bracket 28; the electric push rod 24 bottom connector 21 is mounted on the cross bottom support and contacts the ground through the silicone pad 27.

The guiding device is composed of guiding components symmetrically arranged on two sides of the chair body 1, and each guiding component comprises a long optical axis 6, a cross-shaped optical axis connecting piece 7, a short optical axis 8, a guiding pulley 9 and a guiding part 5. The guide part 5 is all seted up in sharp spout and arc spout.

The guide assembly is mounted on a cross-shaped top support 22; one end of the long optical axis 6 is connected with the cross-shaped top supporting piece 22, and the other end of the long optical axis is connected with the cross-shaped optical axis connecting piece 7; one end of the short optical axis 8 is connected with the cross-shaped optical axis connecting piece 7, and the other end is connected with the guide pulley 9; the upper end and the lower end of the guide part 5 are respectively connected with the upper part and the lower end of the chair body 1, and the guide pulley 9 and the short optical axis 8 are embedded into the linear sliding groove and the arc sliding groove of the guide part 5 together.

The gas spring top connecting support 15 is arranged at the lower end of the cross-shaped top supporting piece 22, and the gas spring bottom connecting support 12 is arranged on the gas spring fixing piece 10 through the heightening block 13; the piston rod of the gas spring 11 is connected with the cross-shaped top support member 22 through a gas spring top connecting support 15, and the housing of the gas spring 11 is connected with the gas spring fixing member 10 through a gas spring bottom connecting support 12.

The limiting device comprises a limiting shaft 16, a pulley support 17, a limiting pulley 18, a gasket and a limiting piece 19. One end of the limiting shaft 16 is arranged on the cross-shaped top supporting piece 22, and the other end is connected with the pulley support 17; the stop 19 is mounted on a cross-shaped bottom support 20; the limiting pulley 18 is contacted with the pulley support 17 through a gasket and is tangent with the limiting piece 19.

The battery assembly includes a rechargeable lithium battery 25 and a battery case 26. A battery case 26 is mounted on the chair body 1, and a rechargeable lithium battery 25 is housed in the battery case 26 for supplying power to the power push rod 24.

The specific starting-up process is as follows:

(1) the old sits on the cushion and controls the electric push rod 24 to move through the wireless remote controller 30 or the switch 29 button on the armrest of the chair body 1;

(2) the electric push rod 24 rises to drive the gas spring 11 to rebound, the limiting pulley 18 of the limiting device is tangent to the limiting piece 19 to prevent the cushion from inclining forwards, and the cushion vertically lifts the old along the set guide for a certain distance under the common acting force of the thrust of the electric push rod 24 and the resilience force of the gas spring 11;

(3) when the air spring 11 is vertically lifted to be rebounded to the longest original state, at the moment, the limiting device does not limit the movement of the mechanism any more, the electric push rod 24 continues to ascend and continues to move along the arc section path of the arc-shaped sliding groove, so that the air spring 11 slightly inclines forwards, and the seat cushion can incline at a certain angle, so that the effect of helping the old to rise is achieved;

(4) after the old people stand up, the seat cushion of the lifting-assisting chair can be returned to the initial state through the wireless remote controller 30 or the buttons on the armrests.

Compared with the prior art, the utility model has the following advantages:

1. the utility model adopts the electric push rod 24 as a power source, has two control modes of wireless remote control and local button, and has the advantages of good stability, convenient use and the like.

2. The utility model adopts a single power source, realizes the functions of lifting and inclining the cushion, and the old can adjust the inclined angle of the lifting-up according to the comfort level of the old and start and stop at any time.

3. The utility model can be used as a common sofa chair and a lifting-assisting chair, and has a plurality of application places.

4. The utility model adopts a lifting-assisting method of lifting first and inclining back, and can prevent the forward rush danger caused by the direct inclined lifting-assisting.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

Claims

1. The utility model provides an intelligence auxiliary type chair device that takes off and land which characterized in that: comprises a chair body, wherein a cushion is movably arranged on the chair body; the lower end of the cushion is connected with a guide pulley, and an elastic supporting device, a guide device, a limiting device and a lifting device are respectively arranged below the cushion;

2. An intelligent assisted lift chair apparatus as claimed in claim 1, wherein: the limiting device comprises a limiting shaft, a limiting part and a limiting pulley, two ends of the limiting shaft are connected to the cushion and the limiting pulley respectively, the limiting part is fixedly connected to the chair body and is arranged between the limiting pulley and the lifting device, the limiting part is provided with a vertical guide rail, the vertical guide rail is parallel to the linear sliding groove, and the limiting pulley is abutted to the vertical guide rail.

3. An intelligent assisted lift chair apparatus as claimed in claim 2, wherein: the top end of the vertical guide rail is connected with an arc-shaped guide rail which extends towards the rear end of the chair body.

4. An intelligent assisted lift chair apparatus as claimed in claim 1, wherein: the number of the guide devices and the guide pulleys is two, and the guide devices and the guide pulleys are symmetrically arranged on two sides of the chair body.

5. An intelligent assisted lift chair apparatus as claimed in claim 1, wherein: the cushion lower extreme rigid coupling has cross top support piece, and chair body lower extreme rigid coupling has cross bottom support piece, and elastic support device and elevating gear's both ends are equallyd divide and are connected respectively in cross top support piece and cross bottom support piece, and guider and stop device's lower extreme all is connected in cross bottom support piece.

6. An intelligent assisted lift chair apparatus as claimed in claim 5, wherein: the bottom of the cross-shaped bottom supporting piece is provided with a silica gel pad.

7. An intelligent assisted lift chair apparatus as claimed in claim 5, wherein: the elastic supporting device is an air spring, an air spring fixing piece is arranged between the cross-shaped top supporting piece and the cross-shaped bottom supporting piece, an air spring limiter is installed on the air spring fixing piece, a piston rod of the air spring is hinged with the cross-shaped top supporting piece, and the bottom of a shell of the air spring is hinged with the air spring fixing piece; the air spring limiter is provided with a limiting hole, the aperture of the limiting hole is larger than the outer diameter of the shell of the air spring, and the air spring penetrates through the limiting hole.

8. An intelligent assisted lift chair apparatus as claimed in claim 7, wherein: one side of the gas spring fixing piece is provided with a heightening block, and two sides of the heightening block are respectively connected to the gas spring fixing piece and the bottom of the shell of the gas spring.

9. An intelligent assisted lift chair apparatus as claimed in claim 1, wherein: the chair body is provided with armrests, the armrests are provided with switches, and the switches are connected with the control device.