CN211068960U

CN211068960U - Lifting gait training ladder

Info

Publication number: CN211068960U
Application number: CN201921674777.0U
Authority: CN
Inventors: 陈碧翠; 汪小民
Original assignee: HUANGSHAN JINFU MEDICAL EQUIPMENT CO Ltd
Current assignee: HUANGSHAN JINFU MEDICAL EQUIPMENT CO Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-07-24
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a lift gait training ladder aims at solving the rehabilitation training ladder slope and can not adjust, the poor not enough of commonality. The utility model discloses an including the chassis, the sloping platform, the lift step, the handrail, the rail, the handrail is all installed to the lift step left and right sides, the lift step includes the initiative step board, a plurality of linkage step boards, fixed step board, the sloping platform is connected with fixed step board, the rail is installed at initiative step flange reason, install the elevating system who is used for driving initiative step board to go up and down between initiative step board and the chassis, the lift step left and right sides all is equipped with the linkage board, the linkage step board left and right sides all is equipped with the spliced pole, correspond the lift guide slot that is equipped with rectangular shape with the spliced pole on the linkage board, the spliced pole activity is pegged graft in the lift guide slot, the linkage board upper end articulates on the initiative step board, the linkage board lower extreme articulates on fixed step board, connect the liftable support that is used for supporting.

Description

Lifting gait training ladder

Technical Field

The utility model relates to a rehabilitation training device, more specifically say, it relates to a lift gait training ladder.

Background

At present, many surgical patients need rehabilitation training during treatment and recovery, and rehabilitation training by means of rehabilitation training equipment is beneficial to improving the treatment effect and shortening the rehabilitation time. For patients who need to do lower limb strength training and recover the ability of walking and climbing up and down slopes, a rehabilitation training ladder is often needed. However, the gradient of a plurality of rehabilitation training ladders used at present can not be adjusted, and the universality is poor for patients in different recovery stages.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the rehabilitation training ladder slope can not be adjusted, and the poor not enough of commonality provides a lift gait training ladder, and it can adjust the slope of ladder as required, adapts to the patient in the different stages of recovering and uses, and the commonality is good.

In order to solve the technical problem, the utility model discloses a following technical scheme: a lifting gait training ladder comprises a bottom frame, a slope platform, lifting steps, handrails and a fence, wherein the handrails are respectively arranged on the left side and the right side of each lifting step, each lifting step comprises a driving step plate, a plurality of linkage step plates and a fixed step plate, the slope platform is connected with the fixed step plates, the fence is arranged on the edge of each driving step plate, a lifting mechanism for driving the driving step plates to lift is arranged between each driving step plate and the bottom frame, the linkage plates are respectively arranged on the left side and the right side of each lifting step plate, connecting columns are respectively arranged on the left side and the right side of each linkage step plate, strip-shaped lifting guide grooves are correspondingly arranged on the linkage plates and the connecting columns, the connecting columns are movably inserted in the lifting guide grooves, the upper ends of the linkage plates are hinged on the driving step plates, the lower ends of the linkage plates are connected with the fixed step plates, waist circular grooves are arranged at the connecting positions of the linkage plates and the, a liftable bracket used for supporting the linkage step plate is connected between the linkage step plate and the underframe.

The slope can be adjusted according to user's operation requirement to the lift step, and elevating system work drives initiative step board lift to drive linkage board upper end lift, adjust the inclination of linkage board, because the spliced pole of linkage step board left and right sides is pegged graft in the lift guide slot on the linkage board, therefore the linkage board can drive linkage step board lift adjustment slope together. The support between linkage step board and the chassis is used for supporting the linkage step board, prevents the linkage step board from overturning, and the support can lift along with the linkage step board, and supports steadily and reliably. When the driving step plate is at the lowest position, the driving step plate, the linkage step plate and the fixed step plate are parallel and level. The handrail and the fence have good protection effect on a user, and the arms are supported on the handrail and the fence in the rehabilitation training process, so that the use is convenient. The lifting gait training ladder can adjust the gradient of the ladder according to the requirement, is suitable for patients in different recovery stages, and has good universality.

Preferably, the lifting mechanism comprises an electric push rod and a plurality of X-shaped lifting frames, the two lifting frames which are adjacent up and down are hinged together, and each lifting frame comprises two support rods which are hinged together; one support rod of the lowermost lifting frame is hinged on the bottom frame, and the other support rod is connected to the bottom frame in a sliding manner; a support rod of the uppermost lifting frame is hinged on the driving step plate, and the other support rod is connected to the driving step plate in a sliding manner; one end of the electric push rod is hinged on the underframe, and the other end of the electric push rod is hinged on the lifting frame.

The electric push rod works to drive the lifting frame to lift up and down, the end part of the support rod at the top slides on the lower surface of the driving step plate, the end part of the support rod at the bottom slides on the bottom frame, and the lifting process is stable and reliable. And the crane of the structure can stably support the active step plate.

Preferably, the slope platform comprises two fixed plates, a bottom plate and a plurality of slope plates, the bottom plate and the slope plates are arranged between the two fixed plates, a driving plate which is obliquely arranged is slidably arranged on the fixed plates, the left side and the right side of each slope plate are connected with two supporting columns, a horizontal guide groove and an oblique guide groove are correspondingly arranged on the driving plate and the slope plates, and the two supporting columns on the side surfaces of the slope plates are movably inserted in the horizontal guide groove and the oblique guide groove respectively; the bottom plate both ends are close to downside border position and articulate on the fixed plate, and a support column is all connected at the bottom plate both ends, and the support column correspondence on the driving plate and on the bottom plate is equipped with an slope guide slot, and support column activity cartridge is in the slope guide slot, and articulated handle on the fixed plate connects the guide pillar on the handle, is equipped with the rectangular groove of vertical setting on the driving plate, and guide pillar activity cartridge is in rectangular groove.

The slope board can be obliquely arranged and can also be arranged in a step shape, so that the universality is good, and the use by a rehabilitation trainer is facilitated. The handle is rotated, and the driving plate is driven to move through the guide pillar, so that the slope plate is adjusted. The handle is rotated clockwise, the driving plate moves rightwards, the supporting column in the inclined guide groove slides to the higher end of the inclined guide groove, the side, close to the lifting step, of the slope plate is lifted upwards, the angles of the slope plate are consistent, and the bottom plate and the slope plate form an inclined plane on the same plane. The handle is rotated anticlockwise, the transmission plate moves leftwards, the supporting columns in the inclined guide grooves slide to the lower ends of the inclined guide grooves, the slope plates are close to the lifting steps and are horizontally arranged, and small steps are formed.

Preferably, the fixing plate is provided with an arc-shaped avoiding groove at a position corresponding to the guide pillar. The arc-shaped avoiding groove is convenient for controlling the rotating angle of the handle.

Preferably, the support comprises two support legs, the two support legs are hinged together to form an X shape, the upper end of one support leg is slidably supported on the linkage step plate, the upper end of the other support leg is hinged on the linkage step plate, the lower end of one support leg is slidably supported on the underframe, and the lower end of the other support leg is hinged on the underframe.

In the lifting process of the linkage step plate, the upper end of one support leg slides on the linkage step plate, the lower end of one support leg slides on the underframe, and the X-shaped support is stably supported, so that the linkage step plate cannot turn over.

Preferably, the outer edge of the linkage step plate is provided with a vertically arranged step baffle. The step baffle plays a role in protection.

Preferably, the left side and the right side of the upper end of the slope platform are both provided with lower hinge lugs, the left side and the right side of the fixed step plate are both provided with upper hinge lugs, and the upper hinge lugs and the lower hinge lugs are correspondingly hinged together. The structure arrangement enables the slope platform to be turned upwards, and transportation is facilitated.

Preferably, the foot wheel mechanism is all installed to anterior position and rear portion position on the chassis, truckle mechanism includes crank assembly, the connecting rod, two cam assemblies, two truckle subassemblies, crank assembly includes the pivot, the drive handle, the transmission handle, drive handle and transmission handle difference fixed connection are at the both ends of pivot, the pivot is rotated and is installed on the chassis, articulated transfer line between transmission handle and the connecting rod, cam assembly includes the camshaft, the rotation handle, the nose bar, the equal fixed connection of rotation handle and nose bar is on the camshaft, the rotation handle articulates on the connecting rod, the truckle assembly includes the truckle mounting panel, universal castor installs on the truckle mounting panel, camshaft and truckle mounting panel all articulate on the chassis, the nose bar butt is on the truckle mounting panel.

When lift gait training ladder normal use, casters is higher than the chassis lower surface, when needs transport lift gait training ladder, the drive handle rotates, thereby through transmission handle, the connecting rod, it drives the camshaft rotation to rotate the handle, thereby make the nose bar rotate downwards, the truckle mounting panel is promoted the downstream by the nose bar, make casters be less than the chassis lower surface, casters supports whole lift gait training ladder, can promote lift gait training ladder during the transport, the transport is convenient laborsaving.

As preferred, the handrail includes horizontal pole, bar and coexistence pole, and the rail includes the railing of stand, two U-shaped, and the rail is higher than the handrail, and pole setting and stand are all connected on the chassis, and the railing middle part is connected on the stand, and the railing both ends are connected in the pole setting, and two railing interval arrangement about, the horizontal pole is connected between two poles settings, and the bar is connected with the horizontal pole. The connection of the handrail and the underframe of the fence is convenient and reliable.

Preferably, a plurality of width adjusting rods arranged in parallel are connected between the grab bar and the cross bar, two ends of each width adjusting rod are hinged to the grab bar and the cross bar respectively, a plurality of elastic positioning pins are connected to the cross bar and the width adjusting rods in a one-to-one correspondence mode, a plurality of positioning holes are uniformly distributed in the positions, connected with the cross bar, of the width adjusting rods, and the elastic positioning pins are inserted into any one of the positioning holes. The width between the two handrail rods is adjusted by rotating the width adjusting rod so as to adapt to the use of different people and increase the universality. The elastic positioning pin is inserted into any one positioning hole to lock the width adjusting rod, and the locking device is convenient and reliable.

Preferably, a plurality of connecting seats are respectively arranged on the handrail and the fence, strip-shaped accommodating grooves are respectively arranged on the driving step plate, the linkage step plate and the fixed step plate, a deflated protective air bag is arranged in the accommodating grooves, a rotating seat which can rotate up and down is hinged on the connecting seats, a transverse rotating rod which can rotate transversely is hinged on the rotating seat, the transverse rotating rod is horizontally arranged, a cam is arranged on the rotating seat, a touch switch is arranged on the connecting seats, a high-pressure air storage tank and an electromagnetic valve are arranged on the chassis, the inlet end of the electromagnetic valve is communicated with the high-pressure air storage tank, the protective air bags are communicated with the outlet end of the electromagnetic valve, and the touch switch; the rotating seat rotates downwards to enable the cam to rotate through the touch switch and abut against the touch switch, the touch switch transmits an opening signal to the electromagnetic valve, and the high-pressure air storage tank inflates the protective air bag to enable the protective air bag to bulge outwards.

When the patient moves forwards and backwards in the process of rehabilitation training, the transverse rotating rod is poked to rotate forwards and backwards. When a patient falls down carelessly, the transverse rotating rod is shifted downwards in the process that the patient falls down downwards, the rotating seat rotates downwards at the moment, the cam rotates over the touch switch and abuts against the touch switch, the touch switch transmits an opening signal to the electromagnetic valve, the high-pressure gas storage tank inflates gas into the protective gas bag, the protective gas bag bulges outwards, the gas-filled protective gas bag plays a good role in buffering the patient, and the patient falls down on the protective gas bag and is not prone to secondary damage.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the lifting gait training ladder can adjust the gradient of the ladder according to the requirement, is suitable for patients in different recovery stages, and has good universality; (2) the patient is difficult for appearing the secondary damage when carrying out the rehabilitation training and falling down.

Drawings

Fig. 1 is a schematic structural view of the lifting step of the present invention in a step shape;

FIG. 2 is a schematic view of the lifting step of the present invention in a planar structure;

FIG. 3 is a schematic diagram of the structure of the present invention;

FIG. 4 is a schematic structural diagram of a ramp of the present invention;

fig. 5 is a schematic structural view of the bottom chassis of the present invention;

fig. 6 is a schematic structural view of the caster mechanism of the present invention;

fig. 7 is a side view of the present invention;

in the figure: 1. an underframe, 2, a lifting step, 3, a sloping platform, 4, a handrail, 5, a fence, 6, a caster mechanism, 201, a driving step plate, 202, a linkage step plate, 203, a fixed step plate, 204, a step baffle, 205, a linkage plate, 206, a connecting column, 207, a lifting guide groove, 208, a kidney-shaped groove, 209, a mounting column, 210, a bracket, 211, a protective cover plate, 212, an organ protective cover, 213, an electric push rod, 214, a supporting rod, 215, a synchronizing rod, 216, a longitudinal guide rail, 217, an upper slide rail, 218, a lower roller, 219, an upper roller, 220, a supporting leg, 221, a transverse slide rail, 222, a transverse lower slide rail, 223, an upper cross bar, 224, a lower cross bar, 301, a fixed plate, 302, a bottom plate, 303, a sloping plate, 304, a transmission plate, 305, a supporting column, 306, a horizontal guide groove, 307, an inclined guide groove, 308, a handle, 309, a guide column, 310, a long groove, 312. avoidance groove, 400, cross bar, 401, grab rail, 402, upright bar, 403, width adjustment rod, 404, lifting rod, 405, adjustment groove, 406, adjustment column, 501, upright post, 502, railing, 600, crank component, 601, connecting rod, 602, cam component, 603, caster component, 604, rotating shaft, 605, driving handle, 606, driving handle, 607, driving rod, 608, camshaft, 609, rotating handle, 610, protruding rod, 611, caster mounting plate, 612, universal caster.

Detailed Description

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1: a lifting gait training ladder (see attached figures 1 to 7) comprises an underframe 1, a slope platform 3, lifting steps 2, handrails 4 and a fence 5, wherein the handrails are arranged on the left side and the right side of each lifting step, each lifting step comprises a driving step plate 201, two-stage linkage step plates 202 and a fixed step plate 203, the slope platform is connected with the fixed step plates, the fence is arranged on the edge of the driving step plate, and step baffles 204 which are vertically arranged are arranged on the outer edges of the linkage step plates. A lifting mechanism for driving the driving step plate to lift is installed between the driving step plate and the bottom frame, linkage plates 205 are arranged on the left side and the right side of each lifting step, connecting columns 206 are arranged on the left side and the right side of each linkage step plate, the connecting columns are arranged at the edge positions of the inner sides of the linkage steps, elongated lifting guide grooves 207 are correspondingly arranged on the linkage plates and the connecting columns, and the length directions of the lifting guide grooves are parallel to the length direction of the linkage plates. The connecting column is movably inserted in the lifting guide groove, the upper end of the linkage plate is hinged on the driving step plate, the lower end of the linkage plate is connected with the fixed step plate, a circular waist groove 208 is formed in the connecting position of the linkage plate and the fixed step plate, mounting columns 209 are arranged on two sides of the fixed step plate, and the two mounting columns are movably inserted in the circular waist grooves in the two linkage plates respectively. A liftable bracket 210 for supporting the linkage step plate is connected between the linkage step plate and the underframe. The linkage plate is covered with a protective cover plate 211, and an organ protective cover 212 is connected between the lifting step and the underframe. The slope platform upper end left and right sides all is equipped with down the hinge lug, and the fixed step board left and right sides all is equipped with the hinge lug, goes up the hinge lug and corresponds articulated together with hinge lug down.

The lifting mechanism comprises an electric push rod 213 and a plurality of X-shaped lifting frames, the two lifting frames which are adjacent up and down are hinged together, and the lifting frames comprise two supporting rods 214 which are hinged together. The crane is equipped with two, connects synchronizing bar 215 between two crane of row, and synchronizing bar fixed connection is between two spinal branch poles. One end of the electric push rod is hinged on the underframe, and the other end is hinged on the synchronizing rod between the two supporting rods. The underframe is provided with longitudinal guide rails 216 which are arranged in the front and back, the lower surface of the driving step plate is provided with upper slide rails 217 which are arranged in the front and back, one support rod of the lifting frame at the lowest part is hinged on the underframe, the end part of the other support rod is connected with a lower roller 218, and the lower roller can be longitudinally connected on the longitudinal guide rails on the underframe in a sliding manner; a supporting rod of the lifting frame at the top is hinged on the driving step plate, the end part of the other supporting rod is connected with an upper roller 219, and the upper roller is connected in an upper sliding rail on the driving step plate in a sliding manner.

The slope platform comprises two fixing plates 301, a bottom plate 302 and two-stage slope plates 303, wherein the bottom plate and the slope plates are installed between the two fixing plates, a driving plate 304 which is obliquely arranged is slidably installed on the fixing plates, the left side and the right side of each slope plate are connected with two supporting columns 305, a horizontal guide groove 306 and an inclined guide groove 307 are correspondingly arranged on the driving plate and the slope plates, the inclined guide grooves are Z-shaped inclined grooves, the horizontal guide grooves are arranged below the inclined guide grooves, and the two supporting columns on the side surfaces of the slope plates are movably inserted into the horizontal guide grooves and the inclined guide grooves respectively. The bottom plate both ends are close to downside border position and articulate on the fixed plate, and a support column is all connected at the bottom plate both ends, and the support column correspondence on the driving plate and on the bottom plate is equipped with an slope guide slot, and support column activity cartridge is in the slope guide slot, and articulated handle 308 on the fixed plate connects guide pillar 309 on the handle, is equipped with the rectangular groove 310 of vertical setting on the driving plate, and guide pillar activity cartridge is in rectangular groove. The lower part of the transmission plate is provided with a horizontally arranged supporting surface 311, the fixed plate is provided with a sliding groove, and the supporting surface is supported in the sliding groove on the fixed plate. An arc-shaped avoiding groove 312 is arranged on the fixing plate and corresponds to the guide post. The height of the slope plate at the top of the slope platform is matched with the fixed step plate. The lower position of the slope table is provided with a transition plate which is obliquely arranged, the lower end of the transition plate is close to the ground, and the height of the upper end of the transition plate is matched with the lower edge of the bottom plate.

The support comprises two support legs 220 which are hinged together to form an X shape, a transverse sliding rail 221 is arranged on the lower surface of the linkage step plate, a transverse lower sliding rail 222 is arranged on the underframe, upper cross rods 223 are arranged at the upper ends of the two support legs, upper guide wheels are arranged at two ends of an upper cross rod, the two upper guide wheels can be supported in the transverse sliding rail on the linkage step plate in a sliding mode, and the upper cross rod at the upper end of the other support leg is hinged to the linkage step plate. The lower ends of the two support legs are respectively provided with a lower cross bar 224, the two ends of the lower cross bar are respectively provided with a lower guide wheel, the two lower guide wheels can be slidably supported in a transverse lower sliding rail on the underframe, and the lower cross bar at the lower end of the other support leg is hinged on the underframe.

Foot wheel mechanism 6 is all installed to anterior position and rear portion position on the chassis, foot wheel mechanism includes crank assembly 600, connecting rod 601, two cam assemblies 602, two foot wheel assemblies 603, crank assembly includes pivot 604, drive handle 605, transmission handle 606, drive handle and transmission handle are fixed connection respectively at the both ends of pivot, the pivot is rotated and is installed on the chassis, articulated transfer line 607 between transmission handle and the connecting rod, cam assembly includes camshaft 608, rotation handle 609, nose bar 610, the equal fixed connection of rotation handle and nose bar is on the camshaft, the rotation handle articulates on the connecting rod, foot wheel assembly includes truckle mounting panel 611, universal caster 612, universal caster installs on the truckle mounting panel, camshaft and truckle mounting panel all articulates on the chassis, the nose bar butt is on the truckle mounting panel.

The handrail includes horizontal pole 400, bar 401 and coexistence pole 402, and the rail includes the railing 502 of stand 501, two U-shaped, and the rail is higher than the handrail, and pole setting and stand are all connected on the chassis, and the railing middle part is connected on the stand, and the railing both ends are connected in the pole setting, and interval arrangement about two railings, the horizontal pole is connected between two poles settings, and the bar is connected with the horizontal pole. A plurality of width adjusting rods 403 which are arranged in parallel are connected between the grab rail and the cross rod, two ends of each width adjusting rod are hinged with the grab rail and the cross rod respectively, a plurality of elastic positioning pins are connected to the cross rod in a one-to-one correspondence mode, a plurality of positioning holes are uniformly distributed in the positions, connected with the cross rod, of the width adjusting rods, and the elastic positioning pins are inserted into any one of the positioning holes. The vertical rod close to the sloping platform is provided with a lifting rod 404 capable of lifting, the lifting rod is sleeved on the vertical rod, the vertical rod and the lifting rod are locked through screws, the cross rod is provided with a long strip-shaped adjusting groove 405, and an adjusting column 406 is connected between the lifting rod and the adjusting groove.

The above-described embodiments are merely preferred and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A lifting gait training ladder is characterized by comprising a bottom frame, a slope platform, lifting steps, handrails and a fence, wherein the handrails are arranged on the left side and the right side of each lifting step, each lifting step comprises a driving step plate, a plurality of linkage step plates and a fixed step plate, the slope platform is connected with the fixed step plates, the fence is arranged on the edge of each driving step plate, a lifting mechanism for driving the driving step plates to lift is arranged between each driving step plate and the bottom frame, the linkage plates are arranged on the left side and the right side of each lifting step, connecting columns are arranged on the left side and the right side of each linkage step plate respectively, strip-shaped lifting guide grooves are correspondingly arranged on the linkage plates and the connecting columns, the connecting columns are movably inserted in the lifting guide grooves, the upper ends of the linkage plates are hinged to the driving step plates, the lower ends of the linkage plates are connected with the fixed step plates, waist, the two mounting columns are respectively movably inserted into the waist circular grooves on the two linkage plates, and a liftable bracket for supporting the linkage step plates is connected between the linkage step plates and the underframe.

2. The ascending and descending gait training ladder according to claim 1, characterized in that the ascending and descending mechanism comprises an electric push rod and a plurality of X-shaped ascending and descending frames, the two ascending and descending frames which are adjacent to each other are hinged together, and the ascending and descending frames comprise two support rods which are hinged together; one support rod of the lowermost lifting frame is hinged on the bottom frame, and the other support rod is connected to the bottom frame in a sliding manner; a support rod of the uppermost lifting frame is hinged on the driving step plate, and the other support rod is connected to the driving step plate in a sliding manner; one end of the electric push rod is hinged on the underframe, and the other end of the electric push rod is hinged on the lifting frame.

3. The lifting gait training ladder according to claim 1, characterized in that the ramp platform comprises two fixed plates, a bottom plate and a plurality of ramp plates, the bottom plate and the ramp plates are arranged between the two fixed plates, the fixed plates are slidably provided with obliquely arranged driving plates, the left and right sides of the ramp plates are connected with two supporting columns, the driving plates and the ramp plates are correspondingly provided with horizontal guide grooves and oblique guide grooves, and the two supporting columns on the side surfaces of the ramp plates are respectively movably inserted in the horizontal guide grooves and the oblique guide grooves; the bottom plate both ends are close to downside border position and articulate on the fixed plate, and a support column is all connected at the bottom plate both ends, and the support column correspondence on the driving plate and on the bottom plate is equipped with an slope guide slot, and support column activity cartridge is in the slope guide slot, and articulated handle on the fixed plate connects the guide pillar on the handle, is equipped with the rectangular groove of vertical setting on the driving plate, and guide pillar activity cartridge is in rectangular groove.

4. The ascending and descending gait training ladder according to claim 3, wherein the fixing plate is provided with arc-shaped avoiding grooves at positions corresponding to the guide posts.

5. The elevating gait training ladder of claim 1, wherein the support includes two legs hinged together in an X-shape, the upper end of one leg being slidably supported on the linkage step plate, the upper end of the other leg being hinged on the linkage step plate, the lower end of one leg being slidably supported on the base frame, the lower end of the other leg being hinged on the base frame.

6. The elevating gait training ladder of claim 1, wherein the linkage step plate has a vertically disposed step stop at an outer edge thereof.

7. The lifting gait training ladder according to claim 1, characterized in that the slope platform is provided with lower hinge lugs on both sides of the upper end, the fixed step plate is provided with upper hinge lugs on both sides of the left side and the right side, and the upper hinge lugs and the lower hinge lugs are correspondingly hinged together.

8. A lifting gait training ladder according to any one of claims 1 to 7, characterized in that foot wheel mechanisms are mounted at both the front and rear positions on the base frame, the foot wheel mechanism comprises a crank assembly, a connecting rod, two cam assemblies, two foot wheel assemblies, the crank assembly comprises a rotating shaft, a driving handle, a transmission handle, the driving handle and the transmission handle are fixedly connected to the two ends of the rotating shaft respectively, the rotating shaft is rotatably mounted on the base frame, a transmission rod is hinged between the transmission handle and the connecting rod, the cam assembly comprises a cam shaft, a rotating handle, a protruding rod, both the rotating handle and the protruding rod are fixedly connected to the cam shaft, the rotating handle is hinged to the connecting rod, the foot wheel assembly comprises a foot wheel mounting plate and a universal foot wheel, the universal foot wheel is mounted on the foot wheel mounting plate, both the cam shaft and the.

9. The lifting gait training ladder according to any one of claims 1 to 7, characterized in that the handrails comprise cross bars, handrails and two vertical bars, the rail comprises upright posts and two U-shaped handrails, the rail is higher than the handrails, the vertical bars and the upright posts are both connected to the underframe, the middle parts of the handrails are connected to the upright posts, the two ends of the handrails are connected to the upright posts, the two handrails are arranged at intervals up and down, the cross bars are connected between the two upright posts, and the handrails are connected to the cross bars.

10. The lifting gait training ladder according to claim 9, characterized in that a plurality of width adjusting rods arranged in parallel are connected between the grab bar and the cross bar, both ends of the width adjusting rods are hinged with the grab bar and the cross bar respectively, a plurality of elastic positioning pins are connected to the cross bar and the width adjusting rods in one-to-one correspondence, a plurality of positioning holes are uniformly distributed at the connecting positions of the width adjusting rods and the cross bar, and the elastic positioning pins are inserted into any one of the positioning holes.