CN114712178A

CN114712178A - Auxiliary non-crutch free walking device for lower leg fracture

Info

Publication number: CN114712178A
Application number: CN202210356267.9A
Authority: CN
Inventors: 刘花香
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-07-08

Abstract

The invention relates to an auxiliary non-crutch free walking device, in particular to an auxiliary non-crutch free walking device for lower leg fracture. The invention provides a shank fracture auxiliary non-crutch free walking device which is convenient for a user to adjust the proper height. The invention provides a shank fracture auxiliary non-crutch free walking device which comprises supports, universal wheels, first sliding rails, struts and first sliding sleeves, wherein the universal wheels are rotatably arranged at the lower parts of a left support and a right support, the first sliding rails are arranged on the front sides of the lower parts of the left support and the right support, the struts are arranged at the tops of the left support and the right support, and the first sliding sleeves are slidably arranged on the two struts. The user makes universal wheel and gyro wheel roll on ground through promoting the handle, then the user slowly follows the direction that whole device removed and removes to reached the user of shank fracture does not have the purpose of turning freely walking.

Description

Auxiliary non-crutch free walking device for lower leg fracture

Technical Field

The invention relates to an auxiliary non-crutch free walking device, in particular to an auxiliary non-crutch free walking device for lower leg fracture.

Background

A patient with a fractured lower leg generally cannot walk easily, and a device for assisting walking is used to reduce the burden of walking.

Patent with patent publication No. CN201631603U discloses an auxiliary walker, which comprises an auxiliary walker body, wherein the bottom of the auxiliary walker body is provided with a plurality of pulleys for the auxiliary walker to slide; a braking device is mounted on at least one of the pulleys. When the auxiliary walking device is used, only the auxiliary walking device needs to be pushed without lifting the auxiliary walking device, so that the burden of a user can be reduced. In addition, through the braking device, the auxiliary walking device can reduce the sliding speed, prevent the auxiliary walking device from sliding too fast to cause a user to fall down, and inhibit the auxiliary walking device from sliding to stop the user for rest, but the auxiliary walking device cannot adjust the height of the whole device according to the height of the user, so that the auxiliary walking device can be conveniently used by different users.

Aiming at the problems, the invention provides the auxiliary crutch-free walking device for the lower leg fracture, which is convenient for a user to adjust the proper height.

Disclosure of Invention

In order to overcome the defects that the height of the whole device cannot be adjusted according to the height of a user and the device is convenient to use by different users in the prior walking aid, the invention aims to provide the crus fracture auxiliary non-turning free walking device which is convenient for the user to adjust the proper height.

A crus fracture auxiliary non-crutch free walking device comprises supports, universal wheels, a first slide rail, supports, a first slide sleeve, a first hinge block, a second hinge block, a first hinge rod, a second hinge rod, an adjusting mechanism and a stabilizing mechanism, wherein the universal wheels are rotatably arranged at the lower parts of a left support and a right support, the first slide rail is arranged at the front side of the lower part of the left support and the right support, the supports are arranged at the top parts of the left support and the right support, the first slide sleeve is slidably arranged on the two supports, the first hinge block is arranged at one opposite side of the left support and the right support, the second hinge block is arranged at one opposite side of the two first slide sleeves, the first hinge block is rotatably arranged between the first hinge block at the right part and the second hinge block at the left part, the second hinge rod is rotatably arranged between the first hinge block at the left part and the second hinge block at the right part, the second hinge rod is rotatably connected with the middle part of the first hinge rod, adjusting mechanisms capable of adjusting the height of the device are arranged on the tops of the two first sliding sleeves and the two pillars, and stabilizing mechanisms capable of improving the stability of the support are arranged in the two first sliding rails.

Optionally, the adjusting mechanism comprises an adjusting rod, a first mounting block, a handle and a first nut, the adjusting rod is arranged in the two struts in a sliding mode, the first sliding sleeve is connected with the adjusting rod in a sliding mode, the first mounting block is arranged on the upper portions of the two adjusting rods, the handle is arranged on the front side of the two first mounting blocks, the first nut is arranged on the upper portions of the two struts in a threaded mode, and the first nut is matched with the adjacent adjusting rod.

Optionally, the stabilizing mechanism comprises a supporting rod, a second nut, a rotating shaft and a roller, the supporting rod is arranged in the two first sliding rails in a sliding mode, the second nut is arranged on one side of the front portions of the two first sliding rails back to the other side in a threaded mode, the second nut is matched with the adjacent supporting rod, the rotating shaft is arranged in the front portions of the two supporting rods in a rotating mode, and the roller is arranged on the two rotating shafts.

Optionally, still including can dragging the support that fills up the pad mechanism to user's injured foot, support and fill up the mechanism including the bull stick, the steadying plate, the slide bar, the layer board, the footboard, first spring, depression bar horizontal pole and cutting ferrule, two first slide rail front portions are provided with the bull stick in opposite directions one side, the bull stick can be dismantled, two bull sticks all are provided with the steadying plate in opposite directions one side, control two steady inboard equal front and back symmetry slidingtype slide bars of steadying in the inboard, all be provided with the layer board between two close slide bar bottoms, two layer boards all are provided with the footboard that convenient to use person placed injured foot in opposite directions one side, the symmetry has around having connect first spring between layer board top and the close steadying plate bottom, both sides all are provided with the depression bar around two layer boards, four depression bar middle part inboards all are provided with the horizontal pole, four depression bar middle part insides under bias all are provided with the cutting ferrule.

Optionally, the device also comprises a fixing mechanism capable of limiting the position of the lower leg of the user, the fixing mechanism comprises a fixing plate, a second mounting block, a connecting block and an adapter rod, the curved bar, the cardboard, the second spring, axis of rotation and first torsion spring, two steadying plate tops all are provided with the fixed plate, the fixed plate can be dismantled, two fixed plate tops all are provided with second installation piece, both sides all are provided with the connecting block around two fixed plate middle parts and two second installation pieces, equal rotary type is provided with the axis of rotation on eight connecting blocks, all be provided with the switching pole in the axis of rotation, the switching pole inboard all sets up the curved bar, it can carry out spacing cardboard to user's shank to all be provided with the slidingtype on the curved bar, the second spring has been around having been connected between the cardboard outside and the switching pole close, the first torsion spring has been connected around between axis of rotation lower part and the close connecting block.

Optionally, the anti-falling mechanism for preventing the sliding rod from falling off is also included, the anti-falling mechanism comprises an anti-falling sleeve, a clamping rod, a third spring and a second sliding sleeve, the clamp comprises wedge plates, a pressing plate, a fourth spring, a top plate and a fifth spring, anti-falling sleeves are arranged on the front side and the rear side of the middle portion of each of the two stabilizing plates, clamping rods are arranged on the anti-falling sleeves in a sliding mode, the clamping rods are clamped into the clamping sleeves, the third spring is wound between the clamping rods and the outer sides of the adjacent anti-falling sleeves, the initial state of the third spring is in a compression state, second sliding sleeves are arranged on the middle portions of the two stabilizing plates in a sliding mode, the wedge plates are arranged on the second sliding sleeves in a sliding mode, the pressing plate is arranged at the bottom of each wedge plate, the fourth spring is wound between each wedge plate and the top of the adjacent second sliding sleeves, the top plate is arranged at the bottom of each pressing plate, the top plate is connected with the corresponding anti-falling sleeves in a sliding mode, the clamping rods can be clamped by the upward sliding of the top plate, and the fifth spring is wound between the top plate and the bottom of the adjacent anti-falling sleeves.

Optionally, the leg protection device further comprises a protection mechanism capable of protecting the legs of the user, the protection mechanism comprises a second slide rail, a protection plate, a third slide sleeve, a pulling plate, a sixth spring, a pushing plate, an installation rod, a supporting block and a second torsion spring, the second slide rail is symmetrically arranged on the opposite sides of the two stabilizing plates in the front-back direction, the protection plate capable of protecting the legs of the user is arranged between the two adjacent second slide rails in a sliding mode, the third slide sleeve is arranged in the middle positions of the front side and the rear side of the upper portions of the two stabilizing plates, the pulling plate is arranged in the third slide sleeve in a sliding mode, the transverse rod moves downwards to be in contact with the pulling plate, the pushing plate is arranged on the inner side of the pulling plate, the sixth spring is wound between the pushing plate and the adjacent third slide sleeve, the installation rod is arranged on the front side and the rear side of the upper portions of the two stabilizing plates, the supporting block is arranged on the installation rod in a rotating mode, the pushing plate moves inwards to be in contact with the supporting block, a second torsion spring is wound between the outer end of the mounting rod and the adjacent supporting block, and the initial state of the second torsion spring is a stressed state.

Optionally, a rubber block is provided on the pedal.

With the above description of the structure of the present invention, the design starting point, concept and advantages of the present invention are: 1. the user makes universal wheel and gyro wheel roll on ground through promoting the handle, then the user removes with the direction that whole device removed slowly to reached the user of shank fracture and had not had the purpose of turning free walking.

2. The user can step on injured foot on the footboard when using, can drag the pad with the injured foot of user under the effect of footboard, reduces the burden when user walks.

3. The user stimulates the cardboard and outwards slides, lives user shank parcel under the effect of cardboard and carries on spacingly, can avoid injured foot to drop from the footboard when the user walks, takes place to collide with and cause secondary damage.

4. The support block rotates downwards for 90 degrees and does not block the protection plate, and the protection plate slides downwards to block the first spring under the action of gravity, so that the situation that the first spring operates to clamp the lower leg of the user can be avoided.

5. The third spring resets thereupon and drives the kelly and outwards slide and penetrate in the bush-chuck and carry on spacingly to the depression bar, and then has realized spacing to the footboard.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic view of a first partial body structure according to the present invention.

FIG. 3 is a schematic view of a second partial body structure according to the present invention.

Fig. 4 is a schematic perspective view of a first adjustment mechanism according to the present invention.

Fig. 5 is a schematic perspective view of a second adjustment mechanism of the present invention.

Fig. 6 is a schematic perspective view of the stabilizing mechanism of the present invention.

Fig. 7 is a schematic perspective view of a first pad supporting mechanism according to the present invention.

Fig. 8 is a schematic perspective view of a second pad supporting mechanism according to the present invention.

Fig. 9 is a schematic perspective view of a first fixing mechanism according to the present invention.

Fig. 10 is a schematic perspective view of a second fixing mechanism according to the present invention.

Fig. 11 is a partial perspective view of the fixing mechanism of the present invention.

Fig. 12 is a schematic perspective view of a first anti-separation mechanism according to the present invention.

Fig. 13 is a schematic perspective view of a second anti-falling mechanism of the present invention.

Fig. 14 is a perspective view of the protection mechanism of the present invention.

Fig. 15 is an enlarged schematic view of part a of the present invention.

In the reference symbols: 1_ bracket, 2_ universal wheel, 3_ first sliding rail, 4_ pillar, 5_ first sliding sleeve, 6_ first hinge block, 7_ second hinge block, 8_ first hinge rod, 9_ second hinge rod, 11_ adjusting mechanism, 111_ adjusting rod, 112_ first mounting block, 113_ handle, 114_ first nut, 12_ stabilizing mechanism, 121_ strut, 122_ second nut, 123_ pivot, 124_ roller, 13_ bolster mechanism, 131_ pivot, 132_ stabilizing plate, 133_ slide rod, 134_ pallet, 135_ pedal, 136_ first spring, 137_ press rod, 138_ cross rod, 139_ ferrule, 14_ fixing mechanism, 141_ fixing plate, 142_ second mounting block, 143_ connecting block, 144_ adapter rod, 145_ curved rod, 146_ pallet, 147_ second spring, 148_ pivot, 149_ first torsion spring, 15_ mechanism, 151_ anti-release sleeve, 152_ clamping rod, 153_ third spring, 154_ second sliding sleeve, 155_ wedge-shaped plate, 156_ pressing plate, 157_ fourth spring, 158_ top plate, 159_ fifth spring, 16_ protection mechanism, 161_ second sliding rail, 162_ protection plate, 163_ third sliding sleeve, 164_ pulling plate, 165_ sixth spring, 166_ pushing plate, 167_ mounting rod, 168_ supporting block and 169_ second torsion spring.

Detailed Description

Although the present invention may be described with respect to particular applications or industries, those skilled in the art will recognize the broader applicability of the invention. Those of ordinary skill in the art will recognize other factors such as: terms such as above, below, upward, downward, etc. are used to describe the figures and are not meant to limit the scope of the invention as defined by the appended claims. Such as: any numerical designation of first or second, and the like, is merely exemplary and is not intended to limit the scope of the invention in any way.

Example 1

Referring to fig. 1-6, a crus fracture auxiliary non-crutch free walking device comprises a support 1, a universal wheel 2, a first slide rail 3, a support 4, a first slide sleeve 5, a first hinge block 6, a second hinge block 7, a first hinge rod 8, a second hinge rod 9, an adjusting mechanism 11 and a stabilizing mechanism 12, wherein the lower parts of a left support 1 and a right support 1 are rotatably provided with the universal wheel 2, the front sides of the lower parts of the left support 1 and the right support 1 are welded with the first slide rail 3, the tops of the left support 1 and the right support 1 are provided with the support 4, the two support 4 are both slidably provided with the first slide sleeve 5, the opposite sides of the left support 1 and the right support 1 are both provided with the first hinge block 6 in a screw connection manner, the opposite sides of the two first slide sleeves 5 are both provided with the second hinge block 7 in a screw connection manner, the first hinge rod 8 is rotatably arranged between the first hinge block 6 at the right part and the second block 7 at the left part, the rotary type is provided with second articulated rod 9 between the articulated piece 7 of the articulated piece of the first articulated piece 6 of left part and the second of right part, and second articulated rod 9 is connected with 8 middle part rotary types of first articulated rod, is provided with adjustment mechanism 11 on 5 tops of two first sliding sleeves and two pillars 4, and adjustment mechanism 11 can highly adjust this device, is provided with stabilizing mean 12 in two first slide rails 3, and stabilizing mean 12 can improve 1 stability of support.

Referring to fig. 4-5, the adjusting mechanism 11 includes an adjusting rod 111, a first mounting block 112, a handle 113 and a first nut 114, the adjusting rod 111 is slidably disposed in each of the two pillars 4, the first sliding sleeve 5 is slidably connected to the adjusting rod 111, the first mounting block 112 is welded to the upper portion of each of the two adjusting rods 111, the handle 113 is disposed on the front side of each of the two first mounting blocks 112, the first nut 114 is threadedly disposed on the upper portion of each of the two pillars 4, and the first nut 114 is engaged with the adjacent adjusting rod 111.

Referring to fig. 6, the stabilizing mechanism 12 includes a supporting rod 121, a second nut 122, a rotating shaft 123 and a roller 124, the supporting rod 121 is slidably disposed in each of the two first sliding rails 3, the second nut 122 is threadedly disposed on each of the two front portions of the two first sliding rails 3, the second nut 122 is engaged with the adjacent supporting rod 121, the rotating shaft 123 is rotatably disposed on each of the two front portions of the supporting rod 121, and the roller 124 is disposed on each of the two rotating shafts 123.

When a user with the lower leg fracture needs to use the device, the user holds the handle 113 to push inwards or pull outwards to enable the first hinge rod 8 and the second hinge rod 9 to rotate outwards to open or rotate inwards to close, the first sliding sleeve 5 slides up and down along with the first hinge rod, so that the distance between the left bracket 1 and the right bracket 1 is adjusted, the user can push the device conveniently, after the adjustment is completed, the user rotates the first nut 114 to move outwards to avoid abutting against the adjusting rod 111, then the user pulls the handle 113 to drive the adjusting rod 111 to slide up and down through the first mounting block 112, so that the height of the handle 113 is adjusted, after the adjustment is completed, the user rotates the first nut 114 to move inwards to reset, so that the first nut 114 abuts against the adjusting rod 111 again to limit the adjusting rod 111, after the adjustment is completed, the user rotates the second nut 122 to move outwards to avoid abutting against the supporting rod 121, then the user pulls branch 121 outwards or inwards slides and adjusts, accomplish the back, the user reverses that second nut 122 inwards moves and resets and supports branch 121 and carry out spacingly, all adjust the back of accomplishing, the user makes universal wheel 2 and gyro wheel 124 roll on ground through promoting handle 113, pivot 123 rotates thereupon, then the slow direction that follows whole device and remove of user, thereby reached the user to the shank fracture does not have the mesh of turning freely walking, can improve the stability of this device under the effect of gyro wheel 124.

Example 2

Referring to fig. 1, 7 and 8, based on embodiment 1, the pad supporting mechanism 13 is further included, the pad supporting mechanism 13 can support the injured foot of the user, the pad supporting mechanism 13 includes a rotating rod 131, a stabilizing plate 132, a sliding rod 133, a supporting plate 134, a pedal 135, a first spring 136, a pressing rod 137, a cross rod 138 and a ferrule 139, the rotating rod 131 is disposed on one side of the front portion of each of the two first sliding rails 3, the rotating rod 131 can be detached, the stabilizing plate 132 is disposed on one side of each of the two rotating rods 131, the sliding rods 133 are symmetrically disposed in the left and right stabilizing plates 132, the supporting plate 134 is welded between the bottom ends of the two adjacent sliding rods 133, the pedal 135 is disposed on one side of each of the two supporting plates 134, the pedal 135 is convenient for the user to place the injured foot, a rubber block is disposed on the pedal 135, the first spring 136 is symmetrically wound around the top of the supporting plate 134 and the bottom of the adjacent stabilizing plate 132, the front side and the rear side of each supporting plate 134 are provided with a pressure lever 137, the inner sides of the middle parts of the four pressure levers 137 are provided with a cross rod 138, and the lower inner sides of the middle parts of the four pressure levers 137 are welded with clamping sleeves 139.

The user detaches the rotating rod 131 on the side which is not injured according to the condition that the lower leg of the user is injured, after the detaching operation is completed, the user can step the injured foot on the pedal 135, the pedal 135 moves downwards along with the pedal 135 under the action of gravity, the pedal 135 moves downwards and drives the sliding rod 133 to slide downwards through the supporting plate 134, the first spring 136 is stretched along with the pedal, the supporting plate 134 moves downwards and drives the pressing rod 137 to move downwards, the pressing rod 137 moves downwards and drives the cross rod 138 and the clamping sleeve 139 to move downwards, the injured foot of the user can be dragged and cushioned under the action of the pedal 135, the burden of the user during walking is reduced, after the using operation is completed, the user lifts the injured foot and leaves from the pedal 135, the first spring 136 resets and drives the supporting plate 134 to move upwards and reset, the supporting plate 134 moves upwards and drives the pedal 135 to move upwards, the supporting plate 134 moves upwards and drives the sliding rod 133 to slide upwards and reset, the supporting plate 134 moves upwards and drives the pressing rod 137 to move upwards and reset, the pressing rod 137 moves upwards to drive the cross rod 138 and the clamping sleeve 139 to move upwards for resetting, then a user installs the rotating rod 131 on the other side back to the original position to avoid loss, and the rubber block is arranged on the pedal 135, so that the anti-skidding function can be achieved.

Referring to fig. 1, 2, 9, 10 and 11, the leg support device further includes a fixing mechanism 14, the fixing mechanism 14 can limit the position of the user's lower leg, the fixing mechanism 14 includes a fixing plate 141, a second mounting block 142, a connecting block 143, an adapter rod 144, a curved rod 145, a clamping plate 146, a second spring 147, a rotating shaft 148 and a first torsion spring 149, the fixing plate 141 is disposed on the top of each of the two stabilizing plates 132, the fixing plate 141 is detachable, the second mounting block 142 is welded on the top of each of the two fixing plates 141, the connecting blocks 143 are disposed on the front and rear sides of the middle of each of the two fixing plates 141 and on the front and rear sides of each of the two second mounting blocks 142, the rotating shafts 148 are rotatably disposed on the eight connecting blocks 143, the adapter rod 144 is disposed on each of the rotating shaft 148, the curved rod 145 is disposed on the inner side of the adapter rod 144, the clamping plate 146 is slidably disposed on each of the curved rod 145, and the clamping plate 146 can limit the user's lower leg, a second spring 147 is wound between the outer side of the clamping plate 146 and the adjacent adapter rod 144, and a first torsion spring 149 is wound between the lower part of the rotating shaft 148 and the adjacent connecting block 143.

A user installs the fixing plate 141 on the upper part of the stabilizing plate 132 at the injured side according to the injured condition of the lower leg of the user, then the user places the foot on the pedal 135, the lower leg of the user is embedded between the switching rods 144 at the front and back sides, at the moment, the pedal 135 moves downwards along with the action of gravity, the pressure rod 137 also moves downwards along with the gravity, the pressure rod 137 moves downwards to press the switching rod 144 to rotate inwards, the rotating shaft 148 rotates along with the rotating shaft 148, the first torsion spring 149 deforms along with the rotation rod, the curved rod 145, the clamping plate 146 and the second spring 147 also rotate inwards through the switching rod 144, when two adjacent clamping plates 146 are contacted, the clamping plates 146 continue to rotate inwards, the clamping plates 146 slide outwards along the curved rod 145 relatively, the second spring 147 compresses, therefore, the legs are fixedly clamped through the switching rod 144, the curved rod 145 and the clamping plate 146, and the situation that the injured leg of the user slides out of the pedal 135 to cause secondary injury is avoided, when the user finishes using the shoe, the user lifts the foot away from the pedal 135, the first torsion spring 149 resets to drive the rotating shaft 148 to rotate reversely, the rotating shaft 148 rotates reversely to drive the adapting rod 144 to rotate outwards to reset, and when the clamping plate 146 is separated from the contact with the user's shank, the second spring 147 resets to drive the clamping plate 146 to slide inwards to reset.

Referring to fig. 1, 2, 12 and 13, the anti-slip mechanism 15 is further included, the anti-slip mechanism 15 prevents the sliding rod 133 from slipping off, the anti-slip mechanism 15 includes anti-slip sleeves 151, clamping rods 152, third springs 153, second sliding sleeves 154, wedge-shaped plates 155, pressing plates 156, fourth springs 157, a top plate 158 and fifth springs 159, the anti-slip sleeves 151 are respectively disposed at the front and rear sides of the middle portions of the two stabilizing plates 132, the clamping rods 152 are slidably disposed on the anti-slip sleeves 151, the third springs 153 are wound between the clamping rods 152 and the outer sides of the adjacent anti-slip sleeves 151, the third springs 153 are in a compressed state, the second sliding sleeves 154 are welded at the front and rear sides of the middle portions of the two stabilizing plates 132, the wedge-shaped plates 155 are respectively disposed on the second sliding sleeves 154, the pressing plates 156 are respectively disposed at the bottoms of the wedge-shaped plates 155, the fourth springs 157 are wound between the wedge-shaped plates 155 and the tops of the adjacent second sliding sleeves 154, the bottom of the pressure plate 156 is provided with a top plate 158, the top plate 158 is slidably connected with the anti-falling sleeve 151, the clamping rod 152 is clamped when the top plate 158 slides upwards, and a fifth spring 159 is wound between the top plate 158 and the bottom of the adjacent anti-falling sleeve 151.

Referring to fig. 2, 14 and 15, the leg protector further includes a protection mechanism 16 capable of protecting the legs of the user, the protection mechanism 16 includes a second slide rail 161, a protection plate 162, a third slide sleeve 163, a pull plate 164, a sixth spring 165, a push plate 166, a mounting rod 167, a support block 168 and a second torsion spring 169, the second slide rail 161 is symmetrically disposed at the front and back of the opposite side of each of the two stabilizing plates 132, the protection plate 162 capable of protecting the legs of the user is slidably disposed between the two adjacent second slide rails 161, the third slide sleeve 163 is disposed at the middle position of the front and back sides of the upper portion of each of the two stabilizing plates 132, the pull plate 164 is slidably disposed in the third slide sleeve 163, the cross bar 138 moves downward and contacts with the pull plate 164, the push plate 166 is disposed at the inner side of the pull plate 164, the sixth spring 165 is wound between the push plate 166 and the adjacent third slide sleeve 163, the mounting rods 167 are disposed at the front and back sides of the upper portion of each of the two stabilizing plates 132, the mounting rod 167 is rotatably provided with a support block 168, the support block 168 rotates downwards and can be contacted with the wedge-shaped plate 155, the push plate 166 moves inwards and can be contacted with the support block 168, a second torsion spring is wound between the outer end of the mounting rod 167 and the adjacent support block 168, and the initial state of the second torsion spring 169 is a stressed state.

The pressing rod 137 moves downwards to drive the cross rod 138 and the clamping sleeve 139 to move downwards, the cross rod 138 moves downwards to press the pull plate 164 to slide outwards, the sixth spring 165 is compressed, the pull plate 164 slides outwards to drive the push plate 166 to move outwards to not press the support block 168 any more, the second torsion spring 169 resets to drive the support block 168 to rotate downwards 90 degrees, the support block 168 rotates downwards 90 degrees no more to clamp the protection plate 162, the protection plate 162 slides downwards under the action of gravity to block the first spring 136, so that the user leg can be prevented from being clamped by the operation of the first spring 136, the support block 168 rotates downwards 90 degrees to press the wedge-shaped plate 155 to slide downwards, the fourth spring 157 is compressed, the wedge-shaped plate 155 slides downwards to drive the top plate 158 to slide downwards through the pressing plate 156, the fifth spring 159 is stretched accordingly, the top plate 158 slides downwards to not to clamp the clamping rod 152 any more, the third spring 153 resets to drive the clamping rod 152 to slide outwards to penetrate into the clamping sleeve 139 to limit the pressing rod 137, further, the pedal 135 is limited, when the user finishes using the pedal, the user pushes the blocking rod 152 to slide inwards to reset, the third spring 153 is compressed, the blocking rod 152 slides inwards to not block the blocking sleeve 139, at this time, the user pushes the protection plate 162 to slide upwards to reset, then the user lifts the foot from the pedal 135, the pressing rod 137 moves upwards to drive the cross rod 138 and the blocking sleeve 139 to move upwards to reset, when the cross rod 138 moves upwards to not press the pulling plate 164, the sixth spring 165 resets to drive the pulling plate 164 to slide inwards to reset, the pulling plate 164 slides inwards to drive the pushing plate 166 to slide inwards to reset to press the supporting block 168 to rotate upwards to 90 degrees to reset to block the protection plate 162, the supporting block 168 rotates upwards to 90 degrees to not press the wedge-shaped plate 155, the fourth spring 157 resets to drive the wedge-shaped plate 155 to slide upwards to reset, the wedge-shaped plate 155 slides upwards to drive the top plate 158 to slide upwards to reset through the pressing plate 156, the fifth spring 159 is reset, and the top plate 158 slides upward to lock the locking rod 152 again.

While the disclosure has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the invention as disclosed herein. Accordingly, the scope of the invention should be limited only by the attached claims.

Claims

1. A lower leg fracture auxiliary non-crutch free walking device comprises supports (1), universal wheels (2), first sliding rails (3), supporting columns (4), first sliding sleeves (5), first hinging blocks (6), second hinging blocks (7), first hinging rods (8) and second hinging rods (9), wherein the universal wheels (2) are rotatably arranged at the lower parts of a left support (1) and a right support (1), the first sliding rails (3) are respectively arranged at the front sides of the lower parts of the left support and the right support (1), the supporting columns (4) are respectively arranged at the tops of the left support and the right support (1), the first sliding sleeves (5) are respectively arranged on the two supporting columns (4) in a sliding mode, the first hinging blocks (6) are respectively arranged at one opposite sides of the left support and the right support (1), the second hinging blocks (7) are respectively arranged at one opposite side of the two first sliding sleeves (5), the first hinging blocks (6) at the right part and the second hinging blocks (7) at the left part are rotatably arranged with the first hinging rods (8) respectively, the rotary type is provided with second articulated rod (9) between first articulated piece (6) of left part and the articulated piece (7) of second of right part, and second articulated rod (9) are connected with first articulated rod (8) middle part rotary type, characterized by, still including adjustment mechanism (11) and stabilizing mean (12), be provided with on two first sliding sleeve (5) tops and two pillar (4) and carry out adjustment mechanism (11) that adjust to the height of this device, be provided with stabilizing mean (12) that can improve support (1) stability in two first slide rails (3).

2. The crus fracture auxiliary non-turning free walking device as claimed in claim 1, wherein the adjusting mechanism (11) comprises an adjusting rod (111), a first mounting block (112), a handle (113) and a first nut (114), the adjusting rod (111) is slidably arranged in each of the two struts (4), the first sliding sleeve (5) is slidably connected with the adjusting rod (111), the first mounting block (112) is arranged on each of the upper portions of the two adjusting rods (111), the handle (113) is arranged on each of the front sides of the two first mounting blocks (112), the first nut (114) is threadedly arranged on each of the upper portions of the two struts (4), and the first nut (114) is matched with the adjacent adjusting rod (111).

3. The auxiliary non-turn walking device for the fracture of the lower leg as claimed in claim 2, wherein the stabilizing mechanism (12) comprises a supporting rod (121), a second nut (122), a rotating shaft (123) and rollers (124), the supporting rod (121) is slidably arranged in each of the two first sliding rails (3), the second nut (122) is threadedly arranged on one side of the front portion of each of the two first sliding rails (3) opposite to the back side of the front portion of each of the two first sliding rails, the second nut (122) is engaged with the adjacent supporting rod (121), the rotating shaft (123) is rotatably arranged on the front portion of each of the two supporting rods (121), and the rollers (124) are arranged on the two rotating shafts (123).

4. The crus fracture auxiliary non-crutch free walking device as claimed in claim 3, further comprising a pad supporting mechanism (13) capable of supporting the injured feet of the user, wherein the pad supporting mechanism (13) comprises a rotating rod (131), a stabilizing plate (132), a sliding rod (133), a supporting plate (134), a pedal (135), a first spring (136), a cross rod (138) of a pressing rod (137) and a sleeve chuck (139), the rotating rod (131) is arranged on one side of the two first sliding rails (3) opposite to each other, the rotating rod (131) can be detached, the stabilizing plate (132) is arranged on one side of the two rotating rods (131) opposite to each other, the sliding rods (133) are symmetrically arranged in the left and right stabilizing plates (132) front and back, the supporting plate (134) is arranged between the bottom ends of the two adjacent sliding rods (133), the pedal (135) is arranged on one side of the two supporting plates (134) opposite to each other, and the pedal (135) is convenient for the injured feet of the user to place, first springs (136) are symmetrically wound between the top of each supporting plate (134) and the bottom of the corresponding stabilizing plate (132) in a front-back mode, pressing rods (137) are arranged on the front side and the back side of each supporting plate (134), cross rods (138) are arranged on the inner sides of the middle portions of the four pressing rods (137), and clamping sleeves (139) are arranged on the inner sides of the middle portions of the four pressing rods (137) in a downward mode.

5. The crus fracture auxiliary non-turning free walking device of claim 4, further comprising a fixing mechanism (14) capable of limiting the crus of a user, wherein the fixing mechanism (14) comprises fixing plates (141), second mounting blocks (142), connecting blocks (143), an adapter rod (144), a curved rod (145), a clamping plate (146), a second spring (147), a rotating shaft (148) and a first torsion spring (149), the fixing plates (141) are arranged at the tops of the two stabilizing plates (132), the fixing plates (141) can be detached, the second mounting blocks (142) are arranged at the tops of the two fixing plates (141), the connecting blocks (143) are arranged at the front and rear sides of the middle parts of the two fixing plates (141) and the front and rear sides of the two second mounting blocks (142), the rotating shafts (148) are rotatably arranged on the eight connecting blocks (143), the adapter rods (144) are arranged on the rotating shafts (148), the inner sides of the adapter rods (144) are provided with bent rods (145), the bent rods (145) are provided with clamping plates (146) capable of limiting the shanks of users in a sliding mode, second springs (147) are connected between the outer sides of the clamping plates (146) and the adjacent adapter rods (144) in a winding mode, and first torsion springs (149) are connected between the lower portions of the rotating shafts (148) and the adjacent connecting blocks (143) in a winding mode.

6. The auxiliary non-crutch free walking device for the leg fracture as claimed in claim 5, further comprising an anti-slip mechanism (15) for preventing the sliding rod (133) from falling off, wherein the anti-slip mechanism (15) comprises an anti-slip sleeve (151), a clamping rod (152), a third spring (153), a second sliding sleeve (154), a wedge-shaped plate (155), a pressing plate (156), a fourth spring (157), a top plate (158) and a fifth spring (159), the anti-slip sleeves (151) are respectively arranged at the front and rear sides of the middle portion of the two stabilizing plates (132), the clamping rod (152) is slidably arranged on the anti-slip sleeve (151), the clamping rod (152) is clamped in the clamping sleeve (139), the third spring (153) is wound between the clamping rod (152) and the outer side of the adjacent anti-slip sleeve (151), the initial state of the third spring (153) is a compressed state, the second sliding sleeve (154) is arranged at the front and rear sides of the middle portion of the two stabilizing plates (132), wedge plates (155) are arranged on the second sliding sleeves (154) in a sliding mode, pressing plates (156) are arranged at the bottoms of the wedge plates (155), fourth springs (157) are wound between the wedge plates (155) and the tops of the adjacent second sliding sleeves (154), top plates (158) are arranged at the bottoms of the pressing plates (156), the top plates (158) are connected with the anti-falling sleeves (151) in a sliding mode, the clamping rods (152) can be clamped by the upward sliding of the top plates (158), and fifth springs (159) are wound between the top plates (158) and the bottoms of the adjacent anti-falling sleeves (151).

7. The crus fracture auxiliary non-crutch free walking device as claimed in claim 6, further comprising a protection mechanism (16) capable of protecting the legs of the user, wherein the protection mechanism (16) comprises a second slide rail (161), a protection plate (162), a third slide sleeve (163), a pulling plate (164), a sixth spring (165), a pushing plate (166), a mounting rod (167), a supporting block (168) and a second torsion spring (169), the two stabilizing plates (132) are symmetrically provided with the second slide rail (161) in front and back directions on the opposite sides, the protection plate (162) capable of protecting the legs of the user is slidably provided between the two adjacent second slide rails (161), the third slide sleeve (163) is provided in the middle positions of the front and back sides of the upper parts of the two stabilizing plates (132), the pulling plate (164) is provided in the third slide sleeve (163), the cross bar (138) moves downwards and contacts with the pulling plate (164), the inner sides of the pulling plates (164) are respectively provided with a pushing plate (166), a sixth spring (165) is wound between the pushing plate (166) and the adjacent third sliding sleeve (163), the front side and the rear side of the upper parts of the two stabilizing plates (132) are respectively provided with a mounting rod (167), the mounting rods (167) are respectively and rotatably provided with a supporting block (168), the pushing plate (166) moves inwards and can be in contact with the supporting blocks (168), a second torsion spring is wound between the outer end of the mounting rod (167) and the adjacent supporting block (168), and the initial state of the second torsion spring (169) is a stressed state.

8. The crus fracture auxiliary non-crutch free walking device as claimed in claim 4, wherein the pedal (135) is provided with a rubber block.