CN210330931U

CN210330931U - Multifunctional indoor activity chair

Info

Publication number: CN210330931U
Application number: CN201920656178.XU
Authority: CN
Inventors: 薛强; 郑琦春; 李晋
Original assignee: Tianjin University of Science and Technology
Current assignee: Tianjin University of Science and Technology
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-04-17
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a multi-functional indoor activity chair, a serial communication port, including the underframe, set up year wheel on the underframe, fixed setting is in prevent turning over mechanism after on the underframe, rotationally set up seat elevating system on the underframe rotationally sets up seat on the seat elevating system, but set up with height-adjusting, angle regulation backplate on the seat, but set up with height-adjusting, angle regulation ground headrest on the backplate, but height-adjusting, detachably set up running-board on the seat, the seat both sides be provided with rotatable handrail frame. The utility model discloses a multi-functional indoor activity chair, the structure is succinct, can both provide good supplementary to different crowds such as old person, low limbs dysfunction person, can realize comfortable lift, conveniently accomplish the life activity and carry out the rehabilitation and help the line training, improves quality of life, improves shank muscle power rank, promotes recovery.

Description

Multifunctional indoor movable chair

Technical Field

The utility model relates to an auxiliary appliance technical field especially relates to a multi-functional indoor activity chair.

Background

By the end of 2017, the aged population of 60 years old and over in China reaches 2.4 hundred million people, which accounts for 17.3 percent of the total population in China, and China has already stepped into an aging population society. Meanwhile, the number of the paralyzed lower limbs caused by cardiovascular and cerebrovascular diseases, spinal injuries and the like is further increased along with the influence of aging problems of the population. The daily activities of the patients with paralysis of lower limbs are difficult to take articles from high places, and the daily activities such as communication between the body, the face and the ground and the like increase the workload of the nurses and accompany time. In addition, for the patients with lower limb paralysis, the walking aid training can be effectively recovered, the walking ability can be improved, and the walking aid training device is also important for improving the life quality and the self-care ability of the patients.

In the current domestic market, the indoor activity assisting product and the rehabilitation walking aid training product for the paralyzed lower limbs have single functions, are not enough in adjustability and wide in application range, and are difficult to meet the comprehensive requirements of daily life activities and rehabilitation walking aid training of the paralyzed lower limbs. Therefore, it is very important to develop a multifunctional, adjustable, safe and comfortable indoor movable chair which can not only enable the patients with lower limb paralysis to conveniently carry out daily life activities, but also enable the patients to carry out lower limb rehabilitation training.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical defect who exists among the prior art, and provide one kind can realize that old person, low limbs dysfunction person are comfortable to go up and down, conveniently accomplish life activity demand and carry out the multi-functional indoor activity chair that the recovered line training that helps.

For realizing the utility model discloses a technical scheme that the purpose adopted is:

the utility model provides a multi-functional indoor activity chair, its characterized in that, includes the underframe, sets up year wheel on the underframe, the fixed setting is in prevent the mechanism that turns over backward on the underframe, rotationally set up seat elevating system on the underframe rotationally sets up seat on the seat elevating system, but height-adjusting, angle-adjusting set up backplate on the seat, but height-adjusting, angle-adjusting set up headrest on the backplate, but height-adjusting, detachably set up running-board on the seat, the seat both sides be provided with rotatable handrail frame.

The underframe be "U" type opening structure forward, including two left and right supporting legs, the supporting leg through two upper and lower horizontal pole fixed connection, the supporting leg including the first sleeve pipe that is provided with a plurality of locating holes, the first telescopic link of the first spring hood of fixedly connected with, first sleeve pipe slidable ground cup joint first telescopic link on, first telescopic link front end connect and have the wheel.

The lower cross bar of the bottom frame is provided with a backward turning prevention mechanism, the backward turning prevention mechanism comprises a front connecting piece, a rear connecting piece, an angle adjusting piece, a balancing rod and a roller, the front connecting piece and the rear connecting piece are fixedly connected with the lower cross bar of the bottom frame through screws, the angle adjusting piece can adjust the angle of the balancing rod and is connected with the rear connecting piece through a bolt shaft, the balancing rod is rotatably inserted into the angle adjusting piece, and the roller is connected with the balancing rod through the bolt shaft.

The seat lifting mechanism comprises a bottom support frame vertically fixed on the bottom frame, four two-two parallel side link rods rotatably arranged on the bottom support frame, a seat support frame rotatably arranged at the other end of each of the four two-two parallel side link rods, and a first electric push rod rotatably arranged between the bottom support frame and the seat support frame, wherein the bottom support frame, the four two-two parallel side link rods and the seat support frame form two groups of parallelogram mechanisms.

The seat plate and the seat plate supporting frame are rotatably provided with a second electric push rod.

The novel seat is characterized in that a back plate height adjusting mechanism is arranged between the seat plate and the back plate, the back plate height adjusting mechanism comprises a second telescopic rod which is rotatably connected with the back plate, a loop bar which is slidably sleeved on the second telescopic rod and is rotatably connected with the seat plate, and an eccentric pressure buckle which is rotatably connected on the loop bar, and the second telescopic rod is provided with a first threaded positioning hole.

An angle fine-adjustment mechanism is arranged between the back plate height adjustment mechanism and the back plate, the angle fine-adjustment mechanism comprises an angle adjustment block which is fixed on the back plate and provided with a plurality of positioning holes, a first locking screw which is fixedly connected with the positioning holes on the angle adjustment block and a first threaded positioning hole on a second telescopic rod, and a second telescopic rod which is rotatably connected with the angle adjustment block through a bolt shaft, a third electric push rod is rotatably arranged between the sleeve rod and the seat plate, and a push handrail is fixedly arranged on the back plate.

Headrest and backplate between be provided with headrest height adjusting mechanism, headrest height adjusting mechanism including fixing the lantern ring on the backplate, the lantern ring on be provided with second screw thread locating hole, with lantern ring sliding connection and be provided with the third telescopic link of a plurality of screw holes and with second screw thread locating hole cooperation second locking screw that uses, third telescopic link and pillow board between be provided with rotatable ball joint.

The pedal height adjusting mechanism comprises a fourth telescopic rod and a second sleeve, wherein the fourth telescopic rod is detachably connected to the seat and fixedly provided with a second spring top cap, and the second sleeve is provided with a plurality of positioning holes and is in sliding connection with the fourth telescopic rod.

The seat on rotationally be provided with two handrail framves, handrail frame rear end be provided with a connecting rod, connecting rod one end rotationally connect on the handrail, one end fixed connection is on the seat, handrail frame front end be provided with fourth electric putter, fourth electric putter both ends rotationally set up on handrail and seat.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a multi-functional indoor activity chair, the structure is succinct, the motion is coordinated, high durability and convenient operation, to old person, different crowds such as low limbs dysfunction person can both provide good assistance, can realize comfortable lift, conveniently accomplish the life activity and carry out the rehabilitation and help the line training, improve the quality of life, reduce medical personnel's working strength, improve shank muscle power level, promote rehabilitation, under electric putter control, can go up and down comfortably and adjust the inclination of seat, the telescopic machanism of underframe and prevent the mechanism of turning over backward and improve factor of safety, the regulation of backplate angle has increased the travelling comfort, in addition, to the crowd of different heights, the utility model discloses can realize the altitude mixture control of running-board, backplate and headrest.

Drawings

FIG. 1 is a front side view of the multifunctional indoor movable chair in the highest sitting posture state;

FIG. 2 is a front side view of the multifunctional indoor movable chair in the lowest sitting position;

FIG. 3 is a rear side view of the multifunctional indoor movable chair in a sitting-up state;

FIG. 4 is a rear side view of the walking-aid status of the multifunctional indoor movable chair of the present invention;

FIG. 5 is a front side view of the multifunctional indoor movable chair in the intermediate switching state between the sitting posture state and the walking assisting state;

FIG. 6 is a schematic structural view of the anti-rollback mechanism;

FIG. 7 is a schematic structural view of a back plate;

FIG. 8 is a schematic view of the structure of the footrest;

fig. 9 is a schematic structural view of the armrest frame.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model discloses a multifunctional indoor activity chair can remove, go up and down, realizes position of sitting state and helps the line state, including underframe 1, set up year wheel 2 on the underframe, fixed the setting is in prevent turning over mechanism 3 behind on the underframe, rotationally set up seat elevating system 4 on the underframe rotationally sets up last seat 52 of seat elevating system, but height-adjusting, angle-adjusting set up backplate 61 on the seat, but height-adjusting, angle-adjusting set up headrest 7 on the backplate, but height-adjusting, detachably set up running-board 8 on the seat, the seat both sides be provided with rotatable handrail frame 9.

When the position of sitting state, for the convenience of patient's completion daily life activity, the utility model discloses a multi-functional indoor activity chair can freely go up and down to adjust suitable height. As shown in fig. 1, 2, 3 and 4, a seat lifting mechanism 4 is rotatably disposed on the bottom frame, the seat lifting mechanism 4 includes a bottom support frame 41 vertically fixed on the bottom frame 1, four two-by-two parallel side link frames 42 rotatably disposed on the bottom support frame, and a seat support frame 51 rotatably disposed at the other end of the four two-by-two parallel side link frames, the bottom support frame 41, the four two-by-two parallel side link frames 42 and the seat support frame 51 form a parallelogram mechanism, the seat lifting is realized by controlling the extension and retraction of a first electric push rod 43 disposed between the bottom support frame 41 and the seat support frame 51, fig. 2 is a lowest state of the seat, fig. 3 is a rising state of the seat, and fig. 1 is a highest state of the seat.

In order to improve the application range, satisfy the crowd of different heights, the utility model discloses a multi-functional indoor activity chair can carry out backplate altitude mixture control. As shown in fig. 1, 2, 3, 4 and 7, a back plate height adjusting mechanism is disposed between the seat plate 52 and the back plate 61, the back plate height adjusting mechanism includes a second telescopic rod 631 rotatably connected to the back plate, a sleeve rod 632 slidably sleeved on the second telescopic rod, and an eccentric press buckle 633 rotatably connected to the sleeve rod, when the press buckle is in a loose state, the second telescopic rod and the sleeve rod can move up and down, and when the press buckle is in a buckled state, the second telescopic rod and the sleeve rod are locked and cannot move relatively. Simultaneously, in order to improve patient's use impression, increase user experience, the backplate inclination can finely tune, backplate height control mechanism and backplate between be provided with angle fine-tuning, angle fine-tuning including fix on the backplate and be provided with the angle modulation piece 641 of a plurality of locating holes, with locating hole on the angle modulation piece and the second telescopic link 631 on first screw thread locating hole fixed connection's first locking screw 642 and with the angle modulation piece pass through the second telescopic link 631 of bolt axle rotation connection, the user carries out the adjustment of backplate angle through rotating the corresponding a plurality of positions of second telescopic link 631 to angle modulation piece 641 to lock with first locking screw 642, backplate 62 on the fixed promotion handrail 65 that is provided with, medical personnel can hold the removal that promotes handrail 65 and carry out multi-functional indoor activity chair.

In the same way, in order to improve the application range and satisfy the crowds with different heights, the multifunctional indoor movable chair of the utility model can adjust the height of the headrest, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a headrest height adjusting mechanism is arranged between the headrest 7 and the back plate 61, the headrest height adjusting mechanism comprises a lantern ring 74 fixed on the back plate, a second thread positioning hole is arranged on the lantern ring, a third telescopic rod 73 which is connected with the lantern ring in a sliding way and is provided with a plurality of thread holes and a second locking screw 75 which is matched with the second thread positioning hole for use, a user can adjust the height of the headrest by moving the corresponding positions of the third telescopic rod 73 and the lantern ring 74 up and down and is locked by the second locking screw 75, a rotatable ball hinge 72 is arranged between the third telescopic rod 73 and the pillow plate 71, and the rotation of the pillow plate at a certain angle can be realized under the action of the ball hinge, the user can adjust to the comfortable position of the head.

In order to switch the multifunctional indoor movable chair between the sitting posture and the walking aid posture, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the seat board support frame 51 is rotatably arranged on the seat board 52, the seat board and the seat board support frame are rotatably provided with a second electric push rod 53, and the change of the inclination angle of the seat board or the overturning switching of the seat board between the sitting posture and the walking aid posture is realized through the extension and contraction of the second electric push rod 53.

Similarly, in order to switch the multifunctional indoor movable chair between the sitting posture and the walking assisting posture, the third electric push rod 62 is rotatably arranged between the loop bar 632 and the seat plate 52, and the change of the inclination angle of the back plate or the overturning switching of the back plate relative to the seat plate in the sitting posture and the walking assisting posture is realized through the extension and contraction of the third electric push rod. Fig. 5 shows an intermediate state of transition between the sitting position and the walking aid position, and fig. 4 shows the walking aid position.

Preferably, in order to improve the technical performance and the functionality and adapt to the rehabilitation needs of upright walking, the armrest frame 9 can support the human body, specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 9, the seat plate 52 is rotatably provided with two armrest frames 9, the rear end of each armrest frame is provided with a connecting rod 93, one end of each connecting rod is rotatably connected to the armrest 91, the other end of each connecting rod is fixedly connected to the seat plate, the front end of each armrest frame is provided with a fourth electric push rod 94, and the two ends of each fourth electric push rod are rotatably arranged on the armrest 91 and the seat plate 52. Fig. 1, 2 and 3 are the chair state, the fourth electric putter 94 is in the contraction state, the armrest plays the role of supporting the arm, fig. 4 is the walking aid state, the fourth electric putter 94 is in the extension state, the arm of the user is placed on the armrest to support the body weight, the rehabilitation walking aid training can be performed, the muscle strength level of the leg is improved by walking, the rehabilitation is promoted, in addition, when the upright walking rehabilitation training is performed, the chest strap can be arranged on the back plate to further ensure the safety of the patient.

In order to improve the use feeling of the patient, as shown in fig. 1, fig. 2, fig. 3 and fig. 8, a footrest height adjusting mechanism is arranged between the footrest 2 and the seat plate 52, the footrest height adjusting mechanism comprises a fourth telescopic rod 813 detachably connected to the seat plate, a second spring top cap 821 arranged on the fourth telescopic rod, a second sleeve 82 provided with a plurality of positioning holes and slidably sleeved on the fourth telescopic rod, and a pedal 83 fixedly connected with the second sleeve, when the height of the footrest needs to be adjusted, the second spring top cap 821 is pressed, the fourth telescopic rod 813 is slid, the relative position of the fourth telescopic rod 813 and the second sleeve 82 is adjusted, when the second spring top cap 821 on the fourth telescopic rod protrudes from the positioning hole on the second sleeve 82, locking can be realized, the footrest height adjusting mechanism is detachably connected to the seat plate, connect through fourth telescopic link 813 and the lantern ring 811 of fixing on the seat to screwing with hasp 812 and locking, when multi-functional indoor movable chair is the seat attitude, installation running-board 2 realizes the support to user's foot, when multi-functional indoor movable chair is to help the capable attitude, detaches running-board 2, prevents to take place to interfere.

Furthermore, in order to ensure that enough space is provided for placing the pedal 8, the bottom frame 1 is of a U-shaped forward opening structure, and the left supporting leg and the right supporting leg are fixedly connected through the upper cross rod 11 and the lower cross rod 11. For more safety and stability, the supporting leg can be adjusted in a telescopic manner, as shown in fig. 3, the first telescopic rod 121 is connected with the front-end carrier wheel, the first spring top cap 122 is connected with the first telescopic rod, the first spring top cap is pressed, the first telescopic rod moves back and forth from the first sleeve 123 provided with a plurality of positioning holes to realize telescopic movement, and when the first spring top cap protrudes from the positioning holes on the first sleeve under the action of a spring, the first spring top cap can be fixed.

Further, in order to improve the safety factor of the multifunctional indoor movable chair and prevent the multifunctional indoor movable chair from turning backwards due to unstable gravity center when the multifunctional indoor movable chair is in a lifting state or a walking-aid state, the lower cross bar 11 of the bottom frame 1 is provided with a backward turning prevention mechanism 3, as shown in fig. 3, 4 and 6, the front and rear connecting

members

31 and 32 are connected to the bottom rail by screws, the rear connecting member is connected to the angle adjusting member 33 by bolt shafts, the spring caps of the angle adjusting member are correspondingly adjusted into a plurality of positioning holes provided in the rear connecting member, the height of the balance bar 34 can be indirectly adjusted to find the best safety position, the balance bar 34 is provided with a roller 35, the balance bar 34 is rotatably sleeved with the angle adjusting piece 33, 90-degree rotation folding can be realized, for example, fig. 2 is a non-working state of the anti-back-turning mechanism, and fig. 1, 3, 4 and 5 are working states of the anti-back-turning mechanism.

To sum up, the utility model discloses a multi-functional indoor activity chair, the structure is succinct, the motion is coordinated, convenient operation, can both provide good assistance to different crowds such as old person, low limbs dysfunction person, can realize comfortable lift, conveniently accomplish the activity of living and help the line training with carrying out the rehabilitation, improve quality of life, reduce medical personnel's working strength, improve shank muscle power level, promote rehabilitation, under electric putter control, can go up and down comfortably and adjust the inclination of seat, the telescopic machanism of underframe and prevent the mechanism of turning over backward and improve factor of safety, the regulation of backplate angle has increased the travelling comfort, in addition, to the crowd of different heights, the utility model discloses can realize the altitude mixture control of running-board, backplate and headrest.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A multifunctional indoor movable chair, characterized in that it comprises a bottom frame, a carrier wheel arranged on the bottom frame, and an anti-return mechanism fixedly arranged on the bottom frame, The seat lifting mechanism on the bottom frame, the seat plate rotatably arranged on the seat lifting mechanism, the back plate arranged on the seat plate with adjustable height and adjustable angle, the height adjustable and adjustable The headrest is angularly arranged on the back panel, the footrest is detachably arranged on the seat panel with adjustable height, and rotatable armrests are arranged on both sides of the seat panel.

2. The multifunctional indoor movable chair according to claim 1, wherein the bottom frame is a "U"-shaped forward opening structure, comprising two support legs, left and right, and the support legs pass through the upper and lower sides. The two transverse rods are fixedly connected, the support legs include a first sleeve provided with a plurality of positioning holes, and a first telescopic rod with a first spring top cap is fixedly connected, and the first sleeve slidably covers It is connected to the first telescopic rod, and the front end of the first telescopic rod is connected with a load wheel.

3. The multifunctional indoor movable chair according to claim 1 or claim 2, wherein an anti-return mechanism is provided on the lower cross bar of the bottom frame, and the anti-return mechanism comprises a screw and a screw. The front and rear connecting pieces of the lower cross bar of the bottom frame are fixedly connected, the angle adjusting piece that can adjust the angle of the balance bar and is connected with the rear connecting piece through the bolt shaft, and the balance bar that is rotatably inserted on the angle adjusting piece and a roller connected with the balance rod through a bolt shaft.

4 . The multifunctional indoor movable chair according to claim 1 , wherein the seat lifting mechanism comprises a bottom support frame vertically fixed on the bottom frame and rotatably arranged on the bottom. 5 . The four two-by-two parallel connecting rods on the support frame are rotatably arranged on the seat plate support frame at the other end of the four two-two parallel connecting rods, and are rotatably set on the bottom support frame and the first electric push rod between the seat plate support frame, the bottom support frame, the four two-by-two parallel connecting rods and the seat plate support frame form two sets of parallelogram mechanisms .

5 . The multifunctional indoor movable chair according to claim 4 , wherein a second electric push rod is rotatably provided on the seat plate and the seat plate support frame. 6 .

6 . The multifunctional indoor movable chair according to claim 1 , wherein a back plate height adjustment mechanism is arranged between the seat plate and the back plate, and the back plate height adjustment mechanism comprises a back plate that rotates with the back plate. 7 . The connected second telescopic rod, the sleeve rod slidably sleeved on the second telescopic rod and rotatably connected with the seat plate, and the eccentric pressure buckle rotatably connected to the sleeve rod, the second telescopic rod The rod is provided with a first threaded positioning hole.

7 . The multifunctional indoor movable chair according to claim 6 , wherein an angle fine-tuning mechanism is arranged between the backboard height adjustment mechanism and the backboard, and the angle fine-tuning mechanism comprises a structure fixed on the backboard. 8 . The angle adjustment block is provided with a plurality of positioning holes, and the first locking screw fixedly connected with the positioning holes on the angle adjustment block and the first threaded positioning hole on the second telescopic rod passes through the angle adjustment block. The second telescopic rod is rotatably connected with the bolt shaft, and the third electric push rod is rotatably arranged between the sleeve rod and the seat plate, and a push armrest is fixedly arranged on the back plate.

8 . The multifunctional indoor movable chair according to claim 1 , wherein a headrest height adjustment mechanism is arranged between the headrest and the backboard, and the headrest height adjustment mechanism comprises a headrest fixed on the backboard. 9 . The collar is provided with a second threaded positioning hole, a third telescopic rod that is slidably connected with the collar and is provided with a plurality of threaded holes, and is matched with the second threaded positioning hole For the second locking screw used, a rotatable spherical hinge is arranged between the third telescopic rod and the pillow plate.

9 . The multifunctional indoor movable chair according to claim 1 , wherein a foot pedal height adjustment mechanism is provided between the foot pedal and the seat plate, and the foot pedal height adjustment mechanism includes a adjustable The fourth telescopic rod is detachably connected to the seat plate and fixedly provided with the second spring top cap, and the second sleeve is provided with a plurality of positioning holes and is slidably connected with the fourth telescopic rod.

10 . The multifunctional indoor movable chair according to claim 1 , wherein two armrests are rotatably arranged on the seat plate, and a connecting rod is arranged at the rear end of the armrests. 10 . One end of the connecting rod is rotatably connected to the armrest, and one end is fixedly connected to the seat plate. and sit on the board.