CN112914893B

CN112914893B - Recovered branch of academic or vocational study is with multi-functional old person's auxiliary chair of getting up

Info

Publication number: CN112914893B
Application number: CN202110067776.5A
Authority: CN
Inventors: 吴通
Original assignee: Foshan Any Home Care Medical Technology Co ltd
Current assignee: Foshan Any Home Care Medical Technology Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2022-06-07
Anticipated expiration: 2041-01-19
Also published as: CN112914893A

Abstract

The invention discloses a multifunctional old person standing-up assisting chair for rehabilitation department, which comprises two first supporting frames and two second supporting frames, wherein the two first supporting frames are symmetrically arranged in the front and back direction, the two second supporting frames are symmetrically arranged in the front and back direction, driving devices are respectively arranged on the two first supporting frames, the two second supporting frames are respectively provided with the driving devices, and a supporting plate is fixedly arranged on the upper end surfaces of the two first supporting frames.

Description

Recovered branch of academic or vocational study is with multi-functional old person's auxiliary chair of getting up

Technical Field

The invention belongs to the field of medical treatment, and particularly relates to a multifunctional old person getting-up assisting chair for a rehabilitation department.

Background

Some old people's rheumatism leg has done the operation after, bad knee degeneration of health, weak scheduling factor for can't stand smoothly from the seat, if do not keep to be close to the standing position for a period of time earlier, change into the standing position from the position of sitting immediately, often let patient can't adapt to and dizzy for a moment, if fall carelessly and hit hard thing and more can produce quite serious harm, and at present when getting up to this kind of crowd, often need a plurality of people to help them to get up, make this kind of crowd when going to the lavatory, very inconvenient, and when the walking does not have appurtenance, easily lead to this kind of crowd to tumble, and do not have a multi-functional chair in the market at present, both can assist the old person to get up, when the old person upside, play the assistance, help the chair that the old person normally walked the exercise simultaneously.

Disclosure of Invention

The invention aims to solve the problems of single function and insufficient protective measures of a rising auxiliary device in the prior art, and provides a multifunctional old person rising auxiliary chair for a rehabilitation department, which can assist the old person in rising, assist the old person in rising when the old person is on the side and simultaneously help the old person to walk and exercise normally.

The technical scheme of the invention is as follows: a multifunctional old person standing-up assisting chair for rehabilitation department comprises a first support frame and a second support frame, wherein the number of the first support frame is two, and the two first support frames are symmetrically arranged front and back, the number of the second support frame is two, and the two second support frames are symmetrically arranged front and back, driving devices are respectively arranged on the two first support frames, driving devices are respectively arranged on the two second support frames, a support plate is fixedly arranged on the upper end face of the two first support frames, a reserved hole is formed in the support plate, the right end face of the support plate is fixedly connected with the left end faces of the two second support frames, a rotating device is arranged on the support plate, a brake device is respectively arranged on the upper side of the second support frame, the rotating device comprises two guardrails which are symmetrically arranged on the upper end face of the support plate front and back, the right end faces of the two guardrails are respectively fixedly connected with the left end face of the second support frame, and one end face of the guardrail on the back side is rotatably provided with a first rotating shaft, the utility model discloses a buffer assembly, including first support frame, first axis of rotation, motor output shaft end, motor, fixed setting of motor, fixed cover is equipped with the atress board in the first axis of rotation, be equipped with the arrangement hole on the atress board, the symmetry is equipped with two sets of buffering subassemblies around in the backup pad, the buffering subassembly is including the fixed buffering casing that sets up at first support frame right-hand member face, be equipped with the arc chamber on the buffering casing, the arc intracavity slides and is equipped with the arc pole, an arc pole terminal surface with arc intracavity wall is through first spring coupling, the other end with terminal surface fixed connection under the atress board.

Preferably, the rotating device further comprises two support columns which are symmetrically arranged at the front end surface and the rear end surface of the stress plate in the front-back direction, a semicircular plate is fixedly sleeved on the two support columns, a reset cavity is arranged on the semicircular plate, a cylinder is slidably arranged in the reset cavity, two convex blocks are symmetrically arranged on the cylinder in the up-down direction, the right end surface of each convex block is connected with the inner wall of the reset cavity through a second spring, an elastic cavity is arranged on the cylinder, a buffer column is slidably arranged in the elastic cavity, the left end surface of the buffer column is connected with the inner wall of the elastic cavity through a third spring, a rolling cavity is arranged on the right end surface of the buffer column, a rolling ball is arranged in the rolling cavity in a rolling manner, a back abutting plate is fixedly arranged on the left end surface of the cylinder, two protection assemblies are symmetrically arranged on the front-back direction of the semicircular plate, each protection assembly comprises an extrusion cavity arranged on the semicircular plate, a rack is slidably arranged in the extrusion cavity, the rack with the arrangement hole inner wall passes through sixth spring coupling, the extrusion chamber left end wall has been seted up and has been rotated the chamber, it is equipped with the second axis of rotation to rotate the intracavity wall rotation, the fixed gear that is equipped with in the second axis of rotation, the gear with rack toothing, the second axis of rotation with a buffer column terminal surface is connected through first wire rope, a rack end face is fixed and is equipped with the stripper plate, the stripper plate is equipped with a plurality of rolling parts along its circumferencial direction, the rolling part is including seting up the recess at stripper plate terminal surface, it is equipped with the ball to roll in the recess.

When an operator uses the invention, the motor is started to drive the first rotating shaft to rotate, the first rotating shaft drives the stress plate to rotate, so that the stress plate is abutted against the buttocks of the user, the operator can press the brake device with two hands, the body lies backwards, the back of the operator is abutted against the back abutting plate, the back abutting plate drives the cylinder to move rightwards, the cylinder drives the second rotating shaft to rotate through the first steel wire rope, the second rotating shaft rotates to drive the gear to rotate, the gear rotates to drive the racks to move close to each other, so that the extrusion plate clamps two sides of the abdomen of the operator, the motor controls the stress plate to rotate reversely, the stress plate drives the arc-shaped rod to rotate in the arc-shaped cavity, the first spring is compressed, and buffering is provided; when the operator rises from the invention, the device is repeatedly operated; the structure realizes the rising and the sitting of an operator; when an operator needs to go to the toilet, the toilet bowl can be moved to the toilet bowl, so that the operator can use the toilet bowl after the reserved hole is opposite to the toilet bowl.

Preferably, the running device comprises a running cavity arranged on the lower end face of the second support frame, a sliding block is arranged in the running cavity in a sliding manner, the upper end face of the sliding block is connected with the upper end wall of the running cavity through a fourth spring, a butting column is fixedly arranged on the lower end face of the sliding block, a third rotating shaft is arranged in the running cavity in a rotating manner, a communicating cavity is arranged in the third rotating shaft, two groups of limiting components are symmetrically arranged on the inner wall of the communicating cavity in a bilateral mode, each limiting component comprises a limiting groove arranged on the inner wall of the motor, a limiting pin is arranged in the limiting groove in a sliding manner, two stop blocks are symmetrically arranged on the lower end face of the limiting pin, the stop blocks are fixedly connected with the limiting pins, the stop blocks are connected with the inner wall of the limiting groove through fifth springs, a plurality of limiting holes are uniformly formed in the inner wall of the running cavity in the circumferential direction, and the limiting pins and the limiting holes are positioned at the same height, the utility model discloses a bearing, including the bearing inner circle, the bearing outer lane, the fixed connecting block that is equipped with of terminal surface under the third axis of rotation, two crossbeams of connecting block are close to a terminal surface each other and rotate and be equipped with a fifth axis of rotation, the fixed two wheels of traveling that are equipped with of bilateral symmetry in the fifth axis of rotation, a plurality of locating holes have evenly been seted up along the circumferencial direction in the fifth axis of rotation, the cover is equipped with the sleeve in the fifth axis of rotation, the inner wall longitudinal symmetry is equipped with two locating pins, the fixed connecting plate that is equipped with of terminal surface on the locating pin, the fixed spacing post that is equipped with of connecting plate up end, spacing post with the butt post passes through connecting rod fixed connection.

Preferably, the two first support frames are respectively provided with a placement cavity, the placement cavities are respectively provided with a running device, the upper end faces of the abutting columns on the running devices on the first support frames are fixedly provided with a baffle, the left end face of the placement cavity is provided with a reserved groove, the lower end face of the baffle is connected with the lower end wall of the reserved groove through a seventh spring, and the lower end faces of the two baffles are fixedly provided with a pedal.

When an operator sits on the novel bicycle pedal and needs to move, the operator needs to push the second support frame to move, so that the novel bicycle pedal can move, at the moment, two feet of the old can be placed on the pedal, when the novel bicycle pedal moves, the driving wheels can rotate on the ground at 360 degrees without dead angles, and the novel bicycle pedal is convenient to operate; when an operator needs to stop, the pedal can be treaded by two feet, the pedal drives the baffle to move downwards, the baffle drives the abutting column on the running device on the first support frame to move downwards, the abutting column moves downwards so that the limiting pin is inserted into the limiting hole, and the rotation of the horizontal plane of the running wheel is limited; in the process, the abutting column drives the seventh spring and the limiting column to move downwards, the limiting column drives the connecting plate to move downwards so that the positioning pin on the upper side of the inner wall of the sleeve is inserted into the positioning hole, the front and back movement of the running wheel is limited, and an operator can stop the device constantly through the mode.

Preferably, brake equipment is including setting up the intercommunicating pore on the second support frame, it is equipped with the slip post to slide in the intercommunicating pore, the slip post with slide block fixed connection on the device of traveling on the second support frame, the fixed mounting plate that is equipped with of slip post up end, two the mounting plate has seted up the rotation groove each other near one end, two the rotation inslot internal rotation is equipped with a fourth axis of rotation, the fourth axis of rotation with the rotation groove passes through the coil spring and connects.

Preferably, the brake device further comprises a holding rod fixedly arranged on the left end face of the second support frame, a holding cavity is formed in the lower end face of the holding rod, a sliding rod is arranged in the holding cavity in a sliding mode, a holding plate is fixedly arranged on the lower end face of the sliding rod, the upper end face of the sliding rod is connected with the upper end wall of the holding cavity through a buffer spring, and the right end face of the sliding rod is connected with a sliding block on the traveling device on the second support frame through a second steel wire rope.

When the second support frame is pushed by the second support frame to move, the second support frame is pushed by the second support frame, and when the second support frame needs to stop, the fourth rotating shaft is manually pressed downwards, and the fourth rotating shaft drives the sliding column to move downwards so that the driving device on the second support frame is limited; when an operator walks by using the invention, the operator can respectively hold the holding plates by both hands to push the invention to walk, meanwhile, the invention provides a supporting force for the operator to avoid the operator from falling down, when the operator needs to stop, the operator can tightly hold the holding plates by force, so that the holding plates drive the sliding rods to move upwards, the sliding rods drive the abutting columns to move upwards through the second steel wire ropes, the abutting columns drive the limiting columns to move upwards, the limiting pins enter the limiting holes, and meanwhile, the lower positioning pins on the sleeve enter the positioning holes, so that the invention stops running.

Has the advantages that:

1. the multifunctional walking assisting trolley is simple to operate, can help the old to get up, provides supporting force and clamping force while getting up, and protects the old from accidentally falling down, can also play an assisting role when the old goes to a toilet, helps the old to get up and sit in a squatting toilet process, and can also be used as a trolley for the old to normally walk to assist the old to normally walk;

2. according to the invention, the rotary device is arranged, so that the old can obtain supporting force and jacking force when getting up or sitting down, meanwhile, the two sides of the abdomen are clamped to a certain degree, the old is prevented from accidentally falling down when getting up, and meanwhile, the old can sit on the closestool with the reserved hole facing the closestool, so that the toilet can play an auxiliary role when the old goes to the toilet;

3. the multifunctional walking aid is complete in function by arranging the brake device, so that a user can walk by using the walking aid when wanting to walk slowly, and in case of an accident, an operator only needs to tightly hold the walking aid by both hands to limit the walking aid, so that supporting force is provided for the old, and the old is prevented from falling down.

Drawings

FIG. 1 is an overall cross-sectional view of the present invention;

FIG. 2 is a schematic view of the rotating device of the present invention after rotation;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 4 is an enlarged schematic view at B of FIG. 1;

FIG. 5 is a cross-sectional view at C-C of FIG. 1;

fig. 6 is an enlarged schematic view at D of fig. 1.

In the figure, a first support frame 11, a baffle plate 12, a reserved groove 13, a seventh spring 14, a pedal 15, a buffer shell 16, an arc-shaped cavity 17, a first spring 18, an arc-shaped rod 19, a support plate 20, a reserved hole 21, a second support frame 23, a communication hole 24, a sliding column 25, a second steel wire rope 26, a stress plate 27, a support column 28, a semicircular plate 29, a handrail rod 30, a holding cavity 31, a buffer spring 32, a sliding rod 33, a hand-holding plate 34, a guardrail 35, a first rotating shaft 36, a placing hole 38, a squeezing cavity 39, a sixth spring 40, a rack 41, a rotating cavity 42, a gear 43, a second rotating shaft 45, a first steel wire rope 46, a squeezing plate 47, a groove 48, a round ball 49, a back abutting plate 50, a cylinder 51, an elastic cavity 52, a third spring 53, a buffer column 54, a rolling cavity 55, a ball 56, a bump 57, a second spring 58, a reset cavity 59, a placing plate 60, a fourth rotating shaft 61, The spring 62, the rotating groove 63, the travel cavity 64, the fourth spring 65, the sliding block 66, the abutting column 67, the third rotating shaft 68, the connecting rod 69, the fifth spring 70, the stopper 71, the limiting groove 72, the limiting hole 73, the limiting column 74, the ball bearing 75, the connecting block 76, the fifth rotating shaft 77, the travel wheel 78, the connecting plate 79, the sleeve 80, the positioning pin 81, the positioning hole 83, the communicating cavity 84, the motor 85, the limiting pin 86 and the mounting cavity 87

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described below. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. For convenience of description, the specific form of the spring attachment is not described below, and may be provided in the conventional manner of a mechanical design manual, i.e., by providing a groove or protrusion for positioning the spring.

As shown in figure 1, a multifunctional old people getting-up assisting chair for rehabilitation department comprises a first supporting frame 11 and a second supporting frame 23, wherein the number of the first supporting frames 11 is two and the two supporting frames are arranged symmetrically in the front-back direction, the number of the second supporting frames 23 is two and the two supporting frames are arranged symmetrically in the front-back direction, a driving device is arranged on each of the two first supporting frames 11, a supporting plate 20 is fixedly arranged on the upper end surface of each of the two first supporting frames 11, a reserved hole 21 is arranged on each of the supporting plates 20, the right end surface of each of the supporting plates 20 is fixedly connected with the left end surface of each of the two second supporting frames 23, a rotating device is arranged on each of the supporting plates 20, a braking device is arranged on each of the upper sides of the second supporting frames 23, each of the rotating devices comprises two guardrails 35 which are arranged symmetrically in the front-back direction on the upper end surface of each of the supporting plate 20, the right end surfaces of the two guardrails 35 are fixedly connected with the left end surfaces of the second supporting frames 23, a first rotating shaft 36 is arranged on one end surface of the rear guardrail 35 in a rotating manner, the output shaft end of terminal surface fixed connection motor 85 before first axis of rotation 36, motor 85 is fixed to be set up at front side guardrail 35 rear end face, fixed cover is equipped with atress board 27 on the first axis of rotation 36, be equipped with arrangement hole 38 on the atress board 27, the symmetry is equipped with two sets of buffering subassemblies around on the backup pad 20, buffering subassembly is including the fixed buffering casing 16 that sets up at the 11 right-hand member face of first support frame, be equipped with arc chamber 17 on the buffering casing 16, it is equipped with arc pole 19 to slide in

arc chamber

17, 19 terminal surfaces of arc pole are connected through first spring 18 with 17 inner walls in arc chamber, 19 other ends of arc pole and 27 lower terminal surface fixed connection of atress board.

As shown in fig. 1 and fig. 3, the rotating device further includes two supporting columns 28 disposed on the front and rear end surfaces of the stressed plate 27 in a front-rear symmetric manner, a semicircular plate 29 is fixedly sleeved on the two supporting columns 28, a reset cavity 59 is disposed on the semicircular plate 29, a cylinder 51 is slidably disposed in the reset cavity 59, two convex blocks 57 are disposed on the cylinder 51 in a vertical symmetric manner, the right end surface of the convex block 57 is connected with the inner wall of the reset cavity 59 through a second spring 58, an elastic cavity 52 is disposed on the cylinder 51, a buffer column 54 is slidably disposed in the elastic cavity 52, the left end surface of the buffer column 54 is connected with the inner wall of the elastic cavity 52 through a third spring 53, a rolling cavity 55 is disposed on the right end surface of the buffer column 54, balls 56 are rotatably disposed in the rolling cavity 55, a back abutting plate 50 is fixedly disposed on the left end surface of the cylinder 51, two protection assemblies are symmetrically disposed on the semicircular plate 29 in a front-rear manner, each protection assembly includes an extrusion cavity 39 disposed on the semicircular plate 29, a rack 41 is slidably disposed in the extrusion cavity 39, rack 41 is connected through sixth spring 40 with arrangement hole 38 inner wall, extrusion chamber 39 left end wall has been seted up and has been rotated chamber 42, it is equipped with second axis of rotation 45 to rotate chamber 42 inner wall rotation, the last fixed gear 43 that is equipped with of second axis of rotation 45, gear 43 and rack 41 meshing, second axis of rotation 45 is connected through first wire rope 46 with buffer column 54 terminal surface, the fixed stripper plate 47 that is equipped with of rack 41 terminal surface, stripper plate 47 is equipped with a plurality of rolling parts along its circumferencial direction, rolling part is including seting up the recess 48 at stripper plate 47 terminal surface, roll in the recess 48 and be equipped with ball 49.

When an operator uses the invention, the motor 85 is started to drive the first rotating shaft 36 to rotate, the first rotating shaft 36 rotates to drive the stress plate 27 to rotate, so that the stress plate 27 abuts against the hip of the user, at the moment, the operator can press the brake device with both hands, the body lies backwards, at the moment, the back of the operator abuts against the back abutting plate 50, the back abutting plate 50 drives the cylinder 51 to move rightwards, the cylinder 51 drives the second rotating shaft 45 to rotate through the first steel wire rope 46, the second rotating shaft 45 rotates to drive the gear 43 to rotate, the gear 43 rotates to drive the rack 41 to move close to each other, so that the extrusion plate 47 clamps the two sides of the abdomen of the operator, at the moment, the motor 85 controls the stress plate 27 to rotate reversely, the stress plate 27 drives the arc-shaped rod 19 to rotate in the arc-shaped cavity 17, and the first spring 18 is compressed to provide buffering; when the operator rises from the invention, the device is repeatedly operated; the operator can get up and sit down through the structure; when an operator needs to go to the toilet, the toilet can be moved to the toilet bowl, so that the operator can use the toilet after the reserved hole 21 is opposite to the toilet bowl.

As shown in fig. 1 and 4, the traveling device includes a traveling cavity 64 provided at a lower end surface of the second support frame 23, a sliding block 66 is slidably provided in the traveling cavity 64, an upper end surface of the sliding block 66 is connected with an upper end wall of the traveling cavity 64 through a fourth spring 65, a butt column 67 is fixedly provided at a lower end surface of the sliding block 66, a third rotating shaft 68 is rotatably provided in the traveling cavity 64, a communicating cavity 84 is provided in the third rotating shaft 68, two sets of limit components are bilaterally symmetrically provided on an inner wall of the communicating cavity 84, the limit components include a limit groove 72 provided at an inner wall of the communicating cavity 84, a limit pin 86 is slidably provided in the limit groove 72, two stoppers 71 are symmetrically provided at an upper end surface and a lower end surface of the limit pin 86, the stoppers 71 are fixedly connected with the limit pin 86, the stoppers 71 are connected with an inner wall of the limit groove 72 through a fifth spring 70, a plurality of limit holes 73 are uniformly provided at an inner wall of the traveling cavity 64 along a circumferential direction, the limit pin 86 and the limit hole 73 is located at the same height, third axis of rotation 68 is connected with the pressure equipment of ball bearing 75 inner circle, the ball bearing 75 outer lane is connected with the pressure equipment of the chamber 64 inner wall that traveles, the terminal surface is fixed to be equipped with connecting block 76 under the third axis of rotation 68, two crossbeams of connecting block 76 are close to a terminal surface each other and are rotated and are equipped with a fifth axis of rotation 77, bilateral symmetry is fixed on the fifth axis of rotation 77 and is equipped with two wheels 78 that traveles, evenly seted up a plurality of locating holes 83 along the circumferencial direction on the fifth axis of rotation 77, the cover is equipped with sleeve 80 on the fifth axis of rotation 77, the inner wall longitudinal symmetry is equipped with two locating pins 81, the fixed connecting plate 79 that is equipped with of locating pin 81 up end, the fixed spacing post 74 that is equipped with of connecting plate 79 up end, spacing post 74 passes through connecting rod 69 fixed connection with butt joint post 67.

As shown in fig. 1 and 5, the two first support frames 11 are respectively provided with a placement cavity 87, the placement cavities 87 are respectively provided with a traveling device, the upper end face of the abutting column 67 on the traveling device on the first support frame 11 is fixedly provided with a baffle 12, the left end face of the placement cavity 87 is provided with a reserved groove 13, the lower end face of the baffle 12 is connected with the lower end wall of the reserved groove 13 through a seventh spring 14, and the lower end faces of the two baffle plates 12 are fixedly provided with a pedal 15.

When an operator sits on the novel bicycle and needs to move, the operator needs to push the second support frame 23 to move, so that the novel bicycle can move, at the moment, two feet of the old can be placed on the pedal 15, when the novel bicycle moves, the driving wheels 78 can rotate on the ground at 360 degrees without dead angles, and the novel bicycle is convenient to operate; when an operator needs to stop, the operator can step on the pedal 15 by using two feet, the pedal 15 drives the baffle plate 12 to move downwards, the baffle plate 12 drives the abutting column 67 on the running device on the first support frame 11 to move downwards, the abutting column 67 moves downwards so that the limiting pin 86 is inserted into the limiting hole 73, and the rotation of the horizontal plane of the running wheel 78 is limited; in the process, the abutting column 67 drives the fifth spring 70 and the limiting column 74 to move downwards, the limiting column 74 drives the connecting plate 79 to move downwards, so that the positioning pin 81 on the upper side of the inner wall of the sleeve 80 is inserted into the positioning hole 83, the front and back movement of the driving wheel 78 is limited, and an operator can stop the operation of the invention at any time.

As shown in fig. 1 and 6, the brake device includes a communication hole 24 disposed on the second support frame 23, a sliding column 25 is slidably disposed in the communication hole 24, the sliding column 25 is fixedly connected to a sliding block 66 on the traveling device on the second support frame 23, a placement plate 60 is fixedly disposed on an upper end surface of the sliding column 25, a rotation groove 63 is disposed on one end surface of the two placement plates 60, a fourth rotation shaft 61 is rotatably disposed in the two rotation grooves 63, and the fourth rotation shaft 61 is connected to the rotation groove 63 through a coil spring 62.

As shown in fig. 1, the braking device further includes a holding rod 30 fixedly disposed on the left end surface of the second support frame 23, a holding cavity 31 is formed in the lower end surface of the holding rod 30, a sliding rod 33 is slidably disposed in the holding cavity 31, a holding plate 34 is fixedly disposed on the lower end surface of the sliding rod 33, the upper end surface of the sliding rod 33 is connected with the upper end wall of the holding cavity 31 through a buffer spring 32, and the right end surface of the sliding rod 33 is connected with a sliding block 66 on the running device on the second support frame 23 through a second steel wire rope 26.

When the second support pushes the invention to move, the second support 23 is pushed by the second support, when the stop is needed, the fourth rotating shaft 61 is manually pressed downwards, and the fourth rotating shaft 61 drives the sliding column 25 to move downwards so that the running device on the second support 23 is limited; when an operator walks by using the invention, the operator can respectively hold the hand-holding plate 34 by two hands to push the invention to walk, meanwhile, the invention provides a supporting force for the operator to prevent the operator from falling down, when the operator needs to stop, the operator can tightly hold the hand-holding plate 34 by force, so that the hand-holding plate 34 drives the sliding rod 33 to move upwards, the sliding rod 33 drives the abutting column 67 to move upwards through the second steel wire rope 26, the abutting column 67 drives the limiting column 74 to move upwards, the limiting pin 86 enters the limiting hole 73, and meanwhile, the lower positioning pin 81 on the sleeve 80 enters the positioning hole 83, so that the invention stops running.

Other parts in the present invention are not described in detail for the prior art.

Claims

1. The utility model provides a recovered branch of academic or vocational study is with multi-functional old person's auxiliary chair of standing up, includes first support frame (11), second support frame (23), its characterized in that: the number of the first support frames (11) is two, the first support frames are symmetrically arranged from front to back, the number of the second support frames (23) is two, the second support frames are symmetrically arranged from front to back, the two first support frames (11) are respectively provided with a running device, the two second support frames (23) are respectively provided with a running device, the upper end surfaces of the two first support frames (11) are fixedly provided with a support plate (20), the support plate (20) is provided with a preformed hole (21), the right end surface of the support plate (20) is fixedly connected with the left end surfaces of the two second support frames (23), the support plate (20) is provided with a rotating device, the upper side of each second support frame (23) is respectively provided with a brake device, the rotating device comprises two guardrails (35) which are symmetrically arranged on the upper end surfaces of the support plate (20) from front to back, the right end surfaces of the two guardrails (35) are respectively fixedly connected with the left end surface of the second support frame (23), the rear side guardrail (35) one end face rotates and is equipped with a first axis of rotation (36), terminal surface fixed connection motor (85) output shaft end before first axis of rotation (36), motor (85) fixed setting is in the front side guardrail (35) rear end face, fixed cover is equipped with atress board (27) on first axis of rotation (36), be equipped with arrangement hole (38) on atress board (27), the symmetry is equipped with two sets of buffering subassembly around on backup pad (20), the buffering subassembly includes fixed buffer housing (16) that sets up in first support frame (11) right-hand member face, be equipped with arc chamber (17) on buffer housing (16), arc pole (19) is equipped with in the arc chamber (17) slides, an arc pole (19) terminal surface with arc chamber (17) inner wall is connected through first spring (18), the other end with atress board (27) lower terminal surface fixed connection, travel the device including setting up travel chamber (64) of seting up terminal surface under second support frame (23), it is equipped with sliding block (66) to slide in chamber (64) to travel, sliding block (66) up end with it passes through fourth spring (65) to travel chamber (64) upper end wall and connects, terminal surface is fixed to be equipped with butt post (67) under sliding block (66), it is equipped with the third and changes to travel chamber (64) internal rotation

The device comprises a moving shaft (68), a communicating cavity (84) is arranged in a third rotating shaft (68), two groups of limiting assemblies are arranged on the inner wall of the communicating cavity (84) in a bilateral symmetry manner, each limiting assembly comprises a limiting groove (72) formed in the inner wall of a motor (85), a limiting pin (86) is arranged in the limiting groove (72) in a sliding manner, two stop blocks (71) are symmetrically arranged on the upper end surface and the lower end surface of the limiting pin (86), the stop blocks (71) are fixedly connected with the limiting pins (86), the stop blocks (71) are connected with the inner wall of the limiting groove (72) through fifth springs (70), a plurality of limiting holes (73) are uniformly formed in the inner wall of a traveling cavity (64) along the circumferential direction, the limiting pins (86) and the limiting holes (73) are located at the same height, the third rotating shaft (68) is connected with the inner ring of the third rotating shaft (75) in a press-fit manner, and the outer ring of a ball bearing (75) is connected with the inner wall of the traveling cavity (64) in a press-fit manner, the lower end face of the third rotating shaft (68) is fixedly provided with a connecting block (76), two cross beams of the connecting block (76) are close to one end face and are rotatably provided with a fifth rotating shaft (77), the fifth rotating shaft (77) is fixedly provided with two running wheels (78) in bilateral symmetry, a plurality of positioning holes (83) are uniformly formed in the fifth rotating shaft (77) along the circumferential direction, a sleeve (80) is sleeved on the fifth rotating shaft (77), the inner wall of the fifth rotating shaft is provided with two positioning pins (81) in up-and-down symmetry, the upper end face of each positioning pin (81) is fixedly provided with a connecting plate (79), the upper end face of each connecting plate (79) is fixedly provided with a limiting column (74), and each limiting column (74) is fixedly connected with the abutting column (67) through a connecting rod (69);

the rotating device further comprises two supporting columns (28) which are symmetrically arranged on the front end face and the rear end face of the stress plate (27) in the front-rear direction, two supporting columns (28) are fixedly sleeved with a semicircular plate (29), a reset cavity (59) is arranged on the semicircular plate (29), a cylinder (51) is arranged in the reset cavity (59) in a sliding mode, two convex blocks (57) are arranged in the cylinder (51) in a vertical symmetrical mode, the right end face of each convex block (57) is connected with the inner wall of the reset cavity (59) through a second spring (58) respectively, an elastic cavity (52) is arranged on the cylinder (51), a buffer column (54) is arranged in the elastic cavity (52) in a sliding mode, the left end face of the buffer column (54) is connected with the inner wall of the elastic cavity (52) through a third spring (53), a rolling cavity (55) is formed in the right end face of the buffer column (54), and balls (56) are arranged in the rolling cavity (55), the rear buffer column is characterized in that a back abutting plate (50) is fixedly arranged on the left end face of the cylinder (51), two protection components are symmetrically arranged on the semicircular plate (29) in a front-back mode, each protection component comprises an extrusion cavity (39) formed in the semicircular plate (29), a rack (41) is arranged in the extrusion cavity (39) in a sliding mode, the rack (41) is connected with the inner wall of the placement hole (38) through a sixth spring (40), a rotating cavity (42) is formed in the left end wall of the extrusion cavity (39), a second rotating shaft (45) is arranged on the inner wall of the rotating cavity (42) in a rotating mode, a gear (43) is fixedly arranged on the second rotating shaft (45), the gear (43) is meshed with the rack (41), the second rotating shaft (45) is connected with one end face of the buffer column (54) through a first steel wire rope (46), an extrusion plate (47) is fixedly arranged on one end face of the rack (41), the extrusion plate (47) is provided with a plurality of rolling components along the circumferential direction, each rolling component comprises a groove (48) formed in one end face of the extrusion plate (47), and a ball (49) is arranged in each groove (48) in a rolling mode;

arranging cavities (87) are respectively arranged on the two first supporting frames (11), running devices are respectively arranged in the arranging cavities (87), baffle plates (12) are fixedly arranged on the upper end faces of abutting columns (67) on the running devices on the first supporting frames (11), a reserved groove (13) is formed in the left end face of each arranging cavity (87), the lower end face of each baffle plate (12) is connected with the lower end wall of each reserved groove (13) through a seventh spring (14), and a pedal (15) is fixedly arranged on the lower end faces of the two baffle plates (12);

the brake device comprises a communication hole (24) arranged on a second support frame (23), a sliding column (25) is arranged in the communication hole (24) in a sliding mode, the sliding column (25) is fixedly connected with a sliding block (66) on a running device on the second support frame (23), a placing plate (60) is fixedly arranged on the upper end face of the sliding column (25), a rotating groove (63) is formed in one end face, close to each other, of the two placing plates (60), a fourth rotating shaft (61) is rotatably arranged in the two rotating grooves (63), and the fourth rotating shaft (61) is connected with the rotating groove (63) through a coil spring (62);

the brake device further comprises a holding rod (30) fixedly arranged on the left end face of the second support frame (23), a holding cavity (31) is formed in the lower end face of the holding rod (30), a sliding rod (33) is arranged in the holding cavity (31) in a sliding mode, a holding plate (34) is fixedly arranged on the lower end face of the sliding rod (33), the upper end face of the sliding rod (33) is connected with the upper end wall of the holding cavity (31) through a buffer spring (32), and the right end face of the sliding rod (33) is connected with a sliding block (66) on the driving device on the second support frame (23) through a second steel wire rope (26).