CN111544264A

CN111544264A - Waist-wearing type energy storage rehabilitation walking aid

Info

Publication number: CN111544264A
Application number: CN202010429217.XA
Authority: CN
Inventors: 彭付强; 王明明; 董玉玲; 王海伦; 唐乐
Original assignee: Individual
Current assignee: Handan Congtai District Zeduan Technology Service Co.,Ltd.
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-08-18
Anticipated expiration: 2040-05-22
Also published as: CN111544264B

Abstract

The invention discloses a waist-wearing energy storage rehabilitation walking aid, which comprises a core supporting piece arranged on the waist, a waistband used for fixing the core supporting piece on the waist, an energy storage device fixedly connected with the core supporting piece, a leg connecting piece with one end connected with the energy storage device, a binding belt used for fixing the leg connecting piece on the leg and an adjusting mechanism used for adjusting the elasticity of the energy storage device, wherein the energy storage device comprises a shell, and a first rotating shaft, a first bearing, a cam, a sliding chute, a sliding block, a tension spring, a pushing piece, a chain plate, a second rotating shaft, a second bearing, a positioning shaft, a U-shaped piece and a shifting plate are arranged in the shell. The rehabilitation walking aid disclosed by the invention is convenient to carry and wear through a waist-wearing type design, the whole weight is small, the load of a patient during walking cannot be increased, the core supporting piece is arranged on the waist, the rehabilitation walking aid is convenient for a patient with an unhealthy upper limb or an injured patient to use, the energy storage device stores energy during standing, the assistance is provided when the affected limb takes a step, and the rehabilitation walking aid is convenient for the patient to walk and can be suitable for patients with different weights and heights.

Description

Waist-wearing type energy storage rehabilitation walking aid

Technical Field

The invention relates to the field of medical walking appliance equipment, in particular to a waist-wearing type energy-storage rehabilitation walking aid.

Background

Rehabilitation medicine is a medical application subject for researching the rehabilitation of disabled people and patients, and aims to recover the disabled people to the maximum extent as soon as possible by various means such as physical therapy, motor therapy, life training, skill training, speech training and psychological consultation, so that the functions of the residual parts of the bodies are exerted to the maximum extent, the maximum possible self-care of life, the labor and the work capacity are achieved, and a foundation is laid for the disabled people to return to the society.

According to statistics, 877 thousands of patients with limb dysfunction caused by stroke, spinal cord injury and various accidents in China currently have limb function which can be improved by more than half of patients. If the patient lies in bed for a long time, the patient can cause muscular atrophy, joint aging and bedsore, the limb function is further lost, and the patient is not beneficial to early rehabilitation. To the patient of unilateral low limbs movement dysfunction, because the opposite side low limbs are healthy, and have the ability of standing, should carry out rehabilitation exercise as early as possible, let the limbs that appear movement dysfunction move about, the mode of activity has the multiple, wherein walk by oneself or walk by the assistance of accompanying and attending personnel all is fine activity mode, but when walking by oneself, movement dysfunction's low limbs can not the complete application of force, it is hard to take a step the leg, unable normal walking, this needs to use helps capable ware, it is four legs band pulley helps capable ware mostly to help capable ware that capable ware among the prior art, but the patient that the upper limbs is not healthy or has the wound is not convenient for to use.

Disclosure of Invention

The invention aims to solve the problems and designs a waist-wearing type energy-storage rehabilitation walking aid.

The technical scheme of the invention is that the waist-wearing type energy storage rehabilitation walking aid comprises:

a core support mounted at the waist;

a waist band for securing the core support to the waist;

an energy storage device fixedly connected with the core support;

one end of the leg connecting piece is connected with the energy storage device;

the binding band is used for fixing the other end of the leg connecting piece on the leg;

the energy storage device comprises a shell, wherein a first rotating shaft, a first bearing, a cam, a sliding chute, a sliding block, a tension spring, a pushing piece, a first hinged seat, a second hinged seat, a chain plate, a second rotating shaft, a second bearing, a positioning shaft, a U-shaped piece and a shifting plate are arranged in the shell, the first rotating shaft and the positioning shaft are rotatably arranged in the shell, the inner ring of the first bearing is sleeved on the first rotating shaft, the cam is sleeved on the outer ring of the first bearing, two sliding blocks are slidably clamped in the sliding chute, pull rings are fixed on the opposite end faces of the two sliding blocks, the tension spring is positioned in the sliding chute, two ends of the tension spring are respectively connected with the two pull rings, the end faces, opposite to the sliding chute, of the sliding blocks are respectively fixed with the first hinged seat, the second hinged seat is provided with two hinged ends, the two hinged ends of the second hinged seat are respectively hinged with the pushing piece, the top pushes away the piece other end rather than the first articulated seat of homonymy articulated, U type spare include two parallel first faces and with two first face vertically second faces, second axis of rotation and two first face rigid couplings, the second axis of rotation just is located two first faces and overlaps between and is equipped with two link joints, two the link joint other end all the suit is epaxial in the location, just be located two inboard covers of link joint in the second axis of rotation and be equipped with the second bearing, second bearing outer lane and cam outer fringe butt, the articulated seat of second is fixed on the second face, it has first opening to open on the casing, dial board one end and the cam rigid coupling other end and stretch out first opening.

Preferably, the core supporting piece comprises a supporting plate, a spongy cushion and a belt clamp, the supporting plate is V-shaped, the spongy cushion is fixed at the center of the supporting plate, and the belt clamp matched with the belt is fixed at both ends of the supporting plate.

Preferably, leg joint spare includes connector, connecting rod, rubber sleeve and binds the piece, the connector with dial the board and stretch out the end and can dismantle the rigid coupling, the connecting rod includes curved bar section and straight bar section, straight bar section end is fixed with the stopper, curved bar section and connector fixed link, bind the piece and have the passageway that supplies straight bar section and stopper to pass, it is fixed with the rubber sleeve to bind a one end, bind the piece other end have with bandage complex binding portion, the straight bar section passes the rubber sleeve in proper order and binds the piece, rubber sleeve and straight bar section frictional connection, the passageway is close the one end of rubber sleeve is fixed with the spacing post that is used for restricting the stopper and passes through.

Preferably, the binding part has a shape of a Chinese character 'shan', and both ends of the outer side of the binding part are bent inward.

Preferably, the extending end of the shifting plate is provided with two mounting holes, and the connector is detachably and fixedly connected with the shifting plate through screws penetrating through the mounting holes.

Preferably, the inner wall of the shell is provided with a first groove and a second groove on opposite end faces, the first rotating shaft is installed in the first groove, and the positioning shaft is installed in the second groove.

Preferably, the device also comprises an adjusting mechanism, the adjusting mechanism comprises a third bearing, an adjusting rotating handle, a screw, a nut, a lifting plate, a first clamping plate and a second clamping plate, the third bearing is arranged on the outer wall of the shell, one end of the screw is arranged in the third bearing, the other end of the screw is connected with the adjusting rotary handle, a nut is arranged at the center of the lifting plate and is in threaded connection with the screw, two first clamping plates and two second clamping plates are fixed on the end surface of the lifting plate facing the shell, the first clamping plates and the second clamping plates are used for radially inserting the tension springs to change the actual stretching amount of the tension springs, the two second clamping plates are positioned at the outer sides of the two first clamping plates, the shell and the sliding groove are respectively provided with a second opening corresponding to the first clamping plate, the shell and the sliding groove are respectively provided with a third opening corresponding to the second clamping plate, and the length of the first clamping plate is larger than that of the second clamping plate.

Preferably, the end face, back to the first clamping plate, of the second clamping plate is provided with a first mark and a second mark.

Preferably, when the first mark extends into the third opening, the first clamping plate passes through the second opening and is radially inserted into the tension spring, and the second clamping plate passes through the third opening and is not in contact with the tension spring; when the second mark stretches into the third opening, the first clamping plate penetrates through the second opening and is radially inserted into the tension spring, and the third clamping plate penetrates through the third opening and is radially inserted into the tension spring.

Preferably, the pushing piece is a gas spring.

The invention has the beneficial effects that:

1. the waist-wearing type design is convenient to carry and wear, the whole weight is small, the load of the patient during walking cannot be increased, and the core supporting piece is arranged on the waist and is convenient for the patient with the unhealthy upper limbs or the patient with the injury to use;

2. the energy storage device stores energy when standing, when the lower limbs with dyskinesia step the legs to walk, the releasing elasticity of the tension spring and the gas spring reduces the leg-stepping force, and after the lower limbs with dyskinesia fall to the ground, the tension spring and the gas spring store energy again, thereby leading the legs to be easy and being convenient for the patient to walk;

3. the tension spring is convenient to adjust by arranging the adjusting mechanism, the tension spring section between the two first clamping plates or the two second clamping plates is fixed by clamping the two first clamping plates or the two second clamping plates, so that the actual telescopic length of the tension spring is reduced, the stiffness coefficient of the tension spring is increased, and the tension spring is suitable for patients with different weights;

4. the whole length of connecting rod and binding piece is adjustable, is convenient for the patient of different heights to use.

Drawings

FIG. 1 is a schematic structural view of the energy storage state of the waist-worn energy storage rehabilitation walker when worn;

FIG. 2 is a schematic structural diagram of the energy storage device of the present invention when the energy storage device is not storing energy;

FIG. 3 is a schematic structural diagram of the energy storage device of the present invention during energy storage;

FIG. 4 is a cross-sectional view of an energy storage device of the present invention;

FIG. 5 is a front elevational view of the energy storage device of the present invention;

FIG. 6 is a schematic structural view of the adjustment mechanism of the present invention;

FIG. 7 is a partial schematic view of a waist-worn energy-storing rehabilitation walker of the present invention;

FIG. 8 is a schematic view of the leg attachment of the present invention;

FIG. 9 is a schematic view of the configuration of a waist-worn energy-storing rehabilitation walker of the present invention when not worn;

FIG. 10 is an enlarged view of a portion of FIG. 6 at A;

fig. 11 is a partial enlarged view at B in fig. 8;

FIG. 12 is a schematic structural view of the core support of the present invention;

in the figures, 1, a core support; 11. a support plate; 12. a sponge cushion; 13. a belt clip; 2. a waistband; 3. an energy storage device; 301. a housing; 302. a first rotating shaft; 303. a first bearing; 304. a cam; 305. a chute; 306. a slider; 307. a tension spring; 308. pushing the piece; 309. a first hinge mount; 310. a second hinge mount; 311. a chain plate; 312. a second rotating shaft; 313. a second bearing; 314. positioning the shaft; 315. a U-shaped member; 316. dialing a plate; 317. a pull ring; 318. a first opening; 319. mounting holes; 320. a first groove; 321. a second groove; 322. a second opening; 323. a third opening; 4. a leg connector; 41. a connector; 42. a connecting rod; 421. a knee lever section; 422. a straight pole section; 43. a rubber sleeve; 44. a binding member; 441. a channel; 442. a binding section; 45. a limiting block; 46. a limiting column; 5. binding bands; 6. an adjustment mechanism; 61. a third bearing; 62. adjusting the rotary handle; 63. a screw; 64. a nut; 65. a lifting plate; 66. a first clamping plate; 67. a second clamping plate; 68. a first identifier; 69. and a second identifier.

Detailed Description

The invention will be described in detail with reference to the accompanying drawings, as shown in figures 1-12, a waist-worn energy-storing rehabilitation walker, comprising: a core support 1 mounted at the waist; a waist band 2 for securing the core support 1 to the waist; an energy storage device 3 fixedly connected with the core support 1; one end of the leg connecting piece 4 is connected with the energy storage device 3; a binding band 5 for fixing the other end of the leg connecting piece 4 on the leg; the energy storage device 3 comprises a shell 301, a first rotating shaft 302, a first bearing 303, a cam 304, a sliding chute 305, a sliding block 306, a tension spring 307, a pushing piece 308, a first hinge seat 309, a second hinge seat 310, a chain plate 311, a second rotating shaft 312, a second bearing 313, a positioning shaft 314, a U-shaped piece 315 and a shifting plate 316 are arranged in the shell 301, the first rotating shaft 302 and the positioning shaft 314 are rotatably installed in the shell 301, an inner ring of the first bearing 303 is sleeved on the first rotating shaft 302, the first rotating shaft 302 is in clearance fit with the first bearing 303, the cam 304 is sleeved on an outer ring of the first bearing 303, two sliding blocks 306 are slidably clamped in the sliding chute 305, pull rings are fixed on opposite end faces of the two sliding blocks 306, the tension spring 307 is arranged in the sliding chute 305, two ends of the tension spring 317 are respectively connected with the two pull rings 317, the first hinge seat 309, the second hinged seat 310 has two hinged ends, two hinged ends of the second hinged seat 310 are hinged with a pushing part 308, the pushing part 308 corresponds to the sliding block 306 one by one, the other end of the pushing part 308 is hinged with the first hinged seat 309 on the same side, the U-shaped part 315 comprises two parallel first faces and second faces perpendicular to the two first faces, the second rotating shaft 312 is fixedly connected with the two first faces, two chain plates 311 are sleeved on the second rotating shaft 312 and located between the two first faces, the other ends of the two chain plates 311 are all sleeved on the positioning shaft 314, a second bearing 313 is sleeved on the second rotating shaft 312 and located on the inner side of the two chain plates 311, the outer ring of the second bearing 313 is abutted against the outer edge of the cam 304, the second hinged seat 310 is fixed on the second face, the housing 301 is provided with a first opening 318, and one end of the shifting plate 316 is fixedly connected with the cam 304 and extends out of.

The housing 301 may be formed by two half shells that are fastened and fixed, and after the housing 301 is mounted on an internal component, the two half shells are fastened and fixed by screws.

Preferably, as shown in fig. 12, the core support 1 comprises a support plate 11, a sponge pad 12 and a belt clip 13, wherein the support plate 11 is V-shaped, the sponge pad 12 is fixed at the center of the support plate 11, and the belt clip 13 matched with the belt 2 is fixed at both ends of the support plate 11.

The waist belt clip 13 is arranged, so that the supporting plate can be conveniently installed on the waist belt 2, the supporting plate 11 has a radian matched with the arc shape of the waist side part of a human body so as to be better attached to the waist side part, the sponge cushion 12 is attached to the waist side part, and the supporting plate 11 can be prevented from hurting the waist;

preferably, as shown in fig. 8, the leg connecting member 4 includes a connecting head 41, a connecting rod 42, a rubber sleeve 43 and a binding member 44, the connecting head 41 is detachably and fixedly connected with the extending end of the dial plate 316, the connecting rod 42 includes a bent rod section 421 and a straight rod section 422, a limiting block 45 is fixed at the end of the straight rod section 422, the bent rod section 421 is fixedly connected with the connecting head 41, the binding member 44 has a passage 441 for the straight rod section 422 and the limiting block 45 to pass through, the rubber sleeve 43 is fixed at one end of the binding member 44, the binding portion 442 matched with the binding band 5 is arranged at the other end of the binding member 44, the straight rod section 422 sequentially passes through the rubber sleeve 43 and the binding member 44, the rubber sleeve 43 is frictionally connected with the straight rod section 422, and a limiting column 46 for limiting the limiting block 45 to pass through is.

By arranging the connecting rod 42, the rubber sleeve 43 and the binding piece 44, the whole length of the binding piece 44 and the connecting rod 42 can be adjusted according to the height of a patient, the bent rod section 421 is supported to the inner side part of a leg by the waist of the human body, the straight rod section 422 is matched with the binding piece 44, the length can be flexibly adjusted according to the height of the patient, by arranging the rubber sleeve 43, the rubber sleeve 43 is tightly sleeved on the straight rod section 422, certain friction resistance is provided when the straight rod section 422 and the binding piece 44 are adjusted, the binding piece 44 can move relative to the straight rod section 422 only by applying force for overcoming the friction force of the rubber sleeve 43 and the straight rod section 422, the adjusted straight rod section 422 and the binding piece 44 can be kept stable, when the patient takes a leg, the straight rod section 422 and the binding piece 44 can also be kept in a fixed state, and the limiting block 45 can be limited to be separated from the binding piece 44 by arranging the limiting column 46, so that the straight rod section.

Preferably, as shown in fig. 8, the binding portion 442 has a chevron shape, and both ends of the outer side of the binding portion 442 are bent inward, so that the binding band 5 can be easily fixed.

Preferably, as shown in fig. 2, two mounting holes 319 are formed at the extending end of the dial plate 316, and the connecting head 41 is detachably fixed to the dial plate 316 by screws passing through the mounting holes 319.

The connection head 41 has a screw hole corresponding to the mounting hole 319, and is screwed into the screw hole by a screw, which passes through the mounting hole 319 and whose head presses the dial plate 316, thereby fixing the dial plate 316 and the connection head 41.

Preferably, as shown in fig. 4 and 7, the housing 301 has a first groove 320 and a second groove 321 on opposite end surfaces of an inner wall thereof, the first rotating shaft 302 is installed in the first groove 320, and the positioning shaft 314 is installed in the second groove 321.

The first groove 320 and the second groove 321 are provided to facilitate the installation of the first rotating shaft 302 and the positioning shaft 314, the first groove 320 is in clearance fit with the first rotating shaft 302, and the second groove 321 is in clearance fit with the positioning shaft 314, so that the first rotating shaft 302 can rotate in the first groove 320, and the positioning shaft 314 can rotate in the second groove 321.

Preferably, the adjusting mechanism 6 is further included, as shown in fig. 6, the adjusting mechanism 6 includes a third bearing 61, an adjusting rotary handle 62, a screw 63, a nut 64, a lifting plate 65, a first catch plate 66 and a second catch plate 67, the third bearing 61 is installed on the outer wall of the housing 301, one end of the screw 63 is installed in the third bearing 61, the other end of the screw 63 is connected with the adjusting rotary handle 62, the nut 64 is installed at the center of the lifting plate 65, the nut 64 is in threaded connection with the screw 63, two first catch plates 66 and two second catch plates 67 are fixed on the end surface of the lifting plate 65 facing the housing 301, the first catch plate 66 and the second catch plates 67 are used for radially inserting a tension spring 307 to change the actual stretching amount of the tension spring 307, the two second catch plates 67 are located on the outer sides of the two first catch plates 66, second openings 322 corresponding to the first catch plates 66 are respectively opened on the housing 301 and the sliding chute 305, third openings 323 corresponding to the second catch plates, the first catch plate 66 is longer than the second catch plate 67.

By arranging the adjusting mechanism 6, the tension spring 307 can be conveniently adjusted, the tension spring 307 section between the two first clamping plates 66 or the two second clamping plates 67 is fixed by clamping the two first clamping plates 66 or the two second clamping plates 67 into the tension spring 307, so that the actual telescopic length of the tension spring 307 is reduced, the stiffness coefficient of the tension spring 307 is increased, and the adjustable tension spring is suitable for patients with different weights;

preferably, as shown in fig. 4, the end surface of the second card board 67 facing away from the first card board 66 is provided with a first mark 68 and a second mark 69.

By identifying the position of the colored patch, it can be determined whether the second card 67 or the first card 66 is clamped into the tension spring 307, and the first mark 68 and the second mark 69 are preferably colored patches, and may be other marks.

Preferably, when the first mark 68 extends into the third opening 323, the first catch plate 66 passes through the second opening 322 and is radially inserted into the extension spring 307, and the second catch plate 67 passes through the third opening 323 and is not in contact with the extension spring 307; when the second indicator 69 extends into the third opening 323, the first catch plate 66 passes through the second opening 322 and is radially inserted into the tension spring 307, and the third catch plate passes through the third opening 323 and is radially inserted into the tension spring 307.

Preferably, the pusher 308 is a gas spring.

By using the gas spring having elasticity, energy can be stored by deforming together with the tension spring 307.

The working principle of the embodiment is as follows: the waistband 2 is tied on the waist of a patient, the waistband 2 can also be a trousers belt, the waistband clip 13 is clamped on the waistband 2, one side of the supporting plate 11, which is provided with the sponge cushion 12, is provided with a radian matched with the arc shape of the waist side of the human body so as to be better attached to the waist side, and the sponge cushion 12 is attached to the waist side, so that the supporting plate 11 is prevented from hurting the waist;

the whole length of the binding piece 44 and the connecting rod 42 is adjusted according to the height of the patient, the bent rod section 421 is supported to the inner side part of the leg by the waist of the human body, the straight rod section 422 is matched with the binding piece 44, the length can be adjusted flexibly according to the height of the patient, the rubber sleeve 43 is arranged, the rubber sleeve 43 is tightly sleeved on the straight rod section 422, certain friction resistance is provided when the straight rod section 422 and the binding piece 44 are adjusted, the binding piece 44 can move relative to the straight rod section 422 only by applying force for overcoming the friction force between the rubber sleeve 43 and the straight rod section 422, the adjusted straight rod section 422 and the binding piece 44 can be kept stable, and the binding part 442 is fixed on the affected limb through the binding band 5;

when the patient limb walks along with the leg, the leg connecting piece 4 swings along with the leg connecting piece, the tension spring 307 is used for elastic restoring force, the two sliding blocks 306 are drawn together, the included angle between the two pushing pieces 308 is reduced, the pushing pieces 308 push the second hinged seat 310, the U-shaped piece 315, the second rotating shaft 312 and the first bearing 303 to move, the second rotating shaft 312 drives the positioning shaft 314 to rotate in the second groove 321 through the chain plate 311, the chain plate 311 limits the positions of the second rotating shaft and the first bearing 303, so that the first bearing 303 is always in contact with the cam 304, the first bearing 303 pushes the cam 304 to rotate, the cam 304 drives the shifting plate 316 to move from one end of the first opening 318 to the other end to assist in walking, leg walking force is reduced, the patient limb falls to the leg and walks again, and under the action of the gravity of the patient limb, the leg connecting piece 4 drives the shifting plate 316, The cam 304 rotates reversely, the cam 304 rolls to push the first bearing 303 away, the tension spring 307 stretches and compresses the gas spring, and the tension spring 307 and the gas spring store energy again, so that the patient can walk by taking one leg next time conveniently;

if the power assisting of the swing leg is too small, the tension spring 307 can be adjusted through the adjusting mechanism 6, the adjusting rotary handle 62 is rotated according to the positions of the first mark 68 and the second mark 69, the adjusting rotary handle 62 drives the screw 63 to rotate, the nut 64 converts the rotary motion of the screw 63 into linear motion, the linear motion is close to the shell 301 together with the lifting plate 65, the length of the first clamping plate 66 is larger than that of the second clamping plate 67, therefore, when the first mark 68 extends into the third opening 323, the first clamping plate 66 penetrates through the second opening 322 and is radially inserted into the tension spring 307, the second clamping plate 67 penetrates through the third opening 323 and is not in contact with the tension spring 307, and as the two first clamping plates 66 are clamped into the tension spring 307, the tension spring 307 segment between the two first clamping plates 66 is fixed, the actual telescopic length of the tension spring 307 is reduced, so that the stiffness coefficient of the tension spring; if the leg striding assistance is not greatly sensed, the adjusting rotary handle 62 can be continuously rotated, when the second mark 69 extends into the third opening 323, the third clamping plate passes through the third opening 323 and is radially inserted into the tension spring 307, and the section of the tension spring 307 between the two second clamping plates 67 is fixed, so that the actual telescopic length of the tension spring 307 is smaller, and the stiffness coefficient of the tension spring 307 is increased, and the leg striding assistance device is suitable for patients with different weights.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. A waist-worn energy-storage rehabilitation walker, comprising:

a core support (1) mounted at the waist;

a waist belt (2) for securing the core support (1) to the waist;

an energy storage device (3) fixedly connected with the core support (1);

one end of the leg connecting piece (4) is connected with the energy storage device (3);

the binding band (5) is used for fixing the other end of the leg connecting piece (4) on the leg;

the energy storage device (3) comprises a shell (301), wherein a first rotating shaft (302), a first bearing (303), a cam (304), a sliding groove (305), a sliding block (306), a tension spring (307), a pushing piece (308), a first hinging seat (309), a second hinging seat (310), a chain plate (311), a second rotating shaft (312), a second bearing (313), a positioning shaft (314), a U-shaped piece (315) and a shifting plate (316) are arranged in the shell (301) in a rotating mode, an inner ring of the first bearing (303) is sleeved on the first rotating shaft (302), the cam (304) is sleeved on an outer ring of the first bearing (303), the sliding groove (305) is internally and slidably clamped with the two sliding blocks (306), pull rings (317) are fixed on opposite end faces of the two sliding blocks (306), the tension spring (307) is located in the sliding groove (305) and two ends of the tension spring are respectively connected with the two pull rings (317), the end face of the sliding block (306) facing away from the sliding groove (305) is fixedly provided with first hinged seats (309), the second hinged seat (310) is provided with two hinged ends, the two hinged ends of the second hinged seat (310) are hinged with pushing pieces (308), the pushing pieces (308) correspond to the sliding block (306) one by one, the other end of each pushing piece (308) is hinged with the first hinged seat (309) on the same side, each U-shaped piece (315) comprises two parallel first faces and second faces perpendicular to the two first faces, each second rotating shaft (312) is fixedly connected with the two first faces, the second rotating shaft (312) is sleeved with two chain plates (311) and located between the two first faces, the other ends of the two chain plates (311) are sleeved on the positioning shaft (314), the second rotating shaft (312) is sleeved with second bearings (313) and located on the inner sides of the two chain plates (311), the outer ring of the second bearing (313) is abutted against the outer edge of the cam (304), the second hinge seat (310) is fixed on the second surface, the shell (301) is provided with a first opening (318), and one end of the shifting plate (316) is fixedly connected with the cam (304) while the other end of the shifting plate extends out of the first opening (318).

2. The energy-storing rehabilitation walker worn on waist as claimed in claim 1, wherein the core support (1) comprises a support plate (11), a sponge cushion (12) and a belt clip (13), the support plate (11) is V-shaped, the sponge cushion (12) is fixed at the center of the support plate (11), and the belt clip (13) matched with the belt (2) is fixed at both ends of the support plate (11).

3. The waist-wearing energy-storing rehabilitation walking aid according to claim 2, wherein the leg connecting piece (4) comprises a connecting head (41), a connecting rod (42), a rubber sleeve (43) and a binding piece (44), the connecting head (41) is detachably and fixedly connected with the extending end of the shifting plate (316), the connecting rod (42) comprises a bent rod section (421) and a straight rod section (422), a limiting block (45) is fixed at the tail end of the straight rod section (422), the bent rod section (421) is fixedly connected with the connecting head (41), the binding piece (44) is provided with a channel (441) for the straight rod section (422) and the limiting block (45) to pass through, the rubber sleeve (43) is fixed at one end of the binding piece (44), the other end of the binding piece (44) is provided with a binding part (442) matched with the binding band (5), and the straight rod section (422) sequentially passes through the rubber sleeve (43) and the binding piece (44), the rubber sleeve (43) is in friction connection with the straight rod section (422), and a limiting column (46) used for limiting the passage of the limiting block (45) is fixed at one end of the channel (441) close to the rubber sleeve (43).

4. The waist-worn energy-storing rehabilitation walker as claimed in claim 3, characterized in that said binding portion (442) is shaped like a Chinese character 'shan', and both ends of the outer side of said binding portion (442) are bent to the inner side.

5. The waist-wearing energy-storing rehabilitation walker as claimed in claim 4, wherein two mounting holes (319) are formed in the extending end of the dialing plate (316), and the connecting head (41) is detachably and fixedly connected with the dialing plate (316) through screws penetrating through the mounting holes (319).

6. The energy-storing rehabilitation walker as claimed in claim 5, wherein the first recess (320) and the second recess (321) are formed in opposite end faces of the inner wall of the shell (301), the first rotating shaft (302) is installed in the first recess (320), and the positioning shaft (314) is installed in the second recess (321).

7. The waist-wearing energy-storing rehabilitation walker as claimed in any one of claims 1-6, further comprising an adjusting mechanism (6), wherein the adjusting mechanism (6) comprises a third bearing (61), an adjusting rotating handle (62), a screw (63), a nut (64), a lifting plate (65), a first clamping plate (66) and a second clamping plate (67), the third bearing (61) is installed on the outer wall of the shell (301), one end of the screw (63) is installed in the third bearing (61), the other end of the screw is connected with the adjusting rotating handle (62), the nut (64) is installed at the center of the lifting plate (65), the nut (64) is in threaded connection with the screw (63), two first clamping plates (66) and two second clamping plates (67) are fixed on the end surface of the lifting plate (65) facing the shell (301), the first clamping plates (66) and the second clamping plates (67) are used for radially inserting a tension spring (307) to change the actual stretchable amount of the tension spring (307), two second cardboard (67) are located two first cardboard (66) outsides, all open on casing (301) and spout (305) and correspond second opening (322) with first cardboard (66), all open on casing (301) and spout (305) and correspond third opening (323) with second cardboard (67), first cardboard (66) length is greater than second cardboard (67) length.

8. The waist-worn energy-storage rehabilitation walker as claimed in claim 7, characterized in that a first mark (68) and a second mark (69) are provided on the end surface of the second clamping plate (67) facing away from the first clamping plate (66).

9. The waist-worn energy-storing rehabilitation walker as claimed in claim 8, characterized in that when the first marker (68) extends into the third opening (323), the first catch plate (66) passes through the second opening (322) and is radially inserted into the tension spring (307), and the second catch plate (67) passes through the third opening (323) and is not in contact with the tension spring (307); when the second mark (69) extends into the third opening (323), the first clamping plate (66) penetrates through the second opening (322) and is radially inserted into the tension spring (307), and the third clamping plate penetrates through the third opening (323) and is radially inserted into the tension spring (307).

10. The waist-worn energy-storing rehabilitation walker as claimed in claim 1, wherein said pushing member (308) is a gas spring.