CN208785217U - Walking frame - Google Patents

Abstract

The utility model provides a kind of walking frame, including frame body, walking mechanism set on frame body bottom end, opposite end is movably connected with the arrestment mechanism for being used to brake walking mechanism in frame body and walking mechanism, and the anti-back inclining mechanism for preventing user from rearward falling down, anti- back inclining mechanism include be mutually permanently connected and be enclosed it is pre- enter space interconnecting piece and enclosing part, one end of interconnecting piece is articulated in frame body, the other end is removably connected to frame body, and enclosing part can be enclosed accommodating space with frame body.So, user stand on it is pre- enter space, interconnecting piece is pushed to be detachably connected its rotation with frame body to its other end, meanwhile, enclosing part also rotates with and pushes user along its direction of rotation, finally accommodating space is enclosed with frame body, user is enclosed in accommodating space at this time, therefore, when user is because powerlessly supporting due to body hypsokinesis, can be pulled by enclosing part from rear, ensured walking frame using safe.

Description

Walking frame

Technical field

It is more specifically to be related to a kind of walking frame that the utility model, which belongs to secondary row tool technical field,.

Background technique

Walking frame is used to help handicapped user and keeps one's balance, supports weight, training walking and enhancing muscle Strength, the patient suitable for lower limb function damage.

Current walking frame needs user to help the handrail being set in front of walking frame using upper limb more, by positioned at walk help They sup-port below frame stands on ground, then walking frame is pushed to walk forward, and the patient for needing to use walking frame deposits more The problems such as myasthenia, in poor health, patient occurs often and rearward slips when borrowing walking frame practice walking, or is dizzy It faints the situation rearward fallen down, which often injures the hindbrain of patient, great injury is caused to patient, or even after leaving Lose disease.However, current walking frame does not install the mechanism that prevention patient rearward falls down, after without having prevention patient Incline the safety guarantee fallen down.

Utility model content

The purpose of this utility model is to provide a kind of walking frames, do not have to solve walking frame existing in the prior art The technical issues of function of preventing user from falling down from rear.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of walking frame, including frame body, Walking mechanism set on the frame body bottom end, opposite end are movably connected in the frame body and the walking mechanism It is described anti-for braking the arrestment mechanism of the walking mechanism, and the anti-back inclining mechanism for preventing user from rearward falling down Back inclining mechanism include be mutually permanently connected and be enclosed it is pre- enter space interconnecting piece and enclosing part, the fixation of the interconnecting piece The one end for being connected to the enclosing part is articulated in the frame body, and the other end of the interconnecting piece is removably connected to the frame master Body, the enclosing part can be enclosed accommodating space with the frame body.

Further, the arrestment mechanism includes the brake bar that one end is slidably connected to the frame body, and is fixedly arranged on The braking male end of the other end of the brake bar, the walking mechanism include the other end that one end is movably connected on the brake bar Shaft, be sheathed on the idler wheel that in the shaft and can be rotated about, the arrestment mechanism further includes being fixedly connected on the rolling Braking female end on wheel, the braking male end and the braking female end can mutual backstops.

Further, through-hole is offered on the other end of the brake bar, one end activity of the shaft wears and supports In in the through-hole.

Further, the arrestment mechanism further includes the other end for being connected to the brake bar and described shaft one end For release it is described braking male end and it is described braking female end between counter stopper reset spring.

Further, the sliding slot extended along its length is offered on the frame body, one end of the brake bar is solid Surely it is connected with the sliding block that is placed in and can move in the sliding slot and along the length direction of the sliding slot.

Further, the frame body includes the support rod for offering sliding slot, and is fixedly connected on the support rod Support helps plate, and the bottom end of the support rod is fixedly connected on the other end of the shaft, and the support helps plate that can enclose with the enclosing part Conjunction is formed with accommodating space, and is detachably connected with the other end of the interconnecting piece.

Further, it includes that support helps bottom plate, and is fixedly connected on the support and the support of bottom plate is helped to help side plate that the support, which helps plate, The support, which is helped on side plate, offers detent slot, and the other end detachable card of the interconnecting piece is set in the detent slot.

Further, the interconnecting piece includes that one end is respectively fixedly connected with and connects branch and the in the first of the enclosing part Two connection branches and opposite end are connected to the detent bullet of the first connection branch and second connection branch Spring, the screens spring are used to make the other end of first connection branch and the other end of second connection branch to block respectively In the detent slot and form limit.

Further, the frame body further includes being fixedly connected on the top of the support rod and protruding from the support to help bottom The armpit support frame of plate plane.

Further, the braking female end is the stop tab that protrusion is set in the idler wheel one side wall, and the braking is public End is the other end for being fixedly arranged on the brake bar and the brake block with the stop tab face.

The beneficial effect of walking frame provided by the utility model is: compared with prior art, the utility model walking frame By the bottom end of frame body be arranged walking mechanism, the walking mechanism can directly be contacted with ground and can with ground relative rolling, To drive frame body, allows the hand steered frame body of user and easily moved forward；Also, anti-hypsokinesis is equipped on frame body Mechanism, the anti-back inclining mechanism include be mutually permanently connected and be enclosed it is pre- enter space interconnecting piece and enclosing part, wherein even One end for being fixedly connected on enclosing part of socket part is articulated in frame body, and the other end is removably connected to frame body, and enclosing part can be with Frame body has been enclosed accommodating space, in this way, user stand on it is pre- enter space, push interconnecting piece rotate it to it around frame body The other end is detachably connected with frame body, and at the same time, the enclosing part for being fixedly connected on interconnecting piece also rotates with and by user It pushing along its direction of rotation, accommodating space is finally enclosed with frame body, user is enclosed in accommodating space at this time, therefore And swing back when user's body hypsokinesis due to inability support, or under any unexpected situation, it can be pulled by enclosing part from rear Firmly, ensured walking frame using safe；In addition, the walking frame further includes the arrestment mechanism having for braking walking mechanism, make User can prevent walking mechanism from moving ahead by arrestment mechanism in time, further improve the security performance of walking frame.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the assembling structure schematic diagram of walking frame provided by the embodiment of the utility model；

Fig. 2 is A in Fig. 1 to structural schematic diagram one；

Fig. 3 is A in Fig. 1 to structural schematic diagram two；

Fig. 4 is C in Fig. 3 to structural schematic diagram；

Fig. 5 be in Fig. 4 D-D to schematic diagram；

Fig. 6 is B in Fig. 1 to structural schematic diagram；

Fig. 7 is E in Fig. 6 to structural schematic diagram；

Fig. 8 is the enlarged structure schematic diagram of the part F in Fig. 6.

Wherein, each appended drawing reference in figure:

10- frame body；11- support rod；12- support helps plate；121- support helps bottom plate；122- support helps side plate；1221- side plate master Body；1222- detent protrusion；13- armpit support frame；20- walking mechanism；21- shaft；The first grab of 211-；22- idler wheel；30- system Motivation structure；31- brake bar；The second grab of 311-；312- sliding block；32- brakes male end；33- reset spring；34- brake handle； 35- brakes female end；The anti-back inclining mechanism of 40-；41- interconnecting piece；The connection of 411- first branch；The connection of 412- second branch；413- card Position spring；42- enclosing part；H1- enters space in advance；H2- accommodating space；I- drive-connecting shaft；H3- through-hole；H4- sliding slot；H5- detent slot.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

Also referring to Fig. 1 to Fig. 8, now walking frame provided by the utility model is illustrated.The walking frame, including Frame body 10, the walking mechanism 20 set on 10 bottom end of frame body, opposite end are movably connected in frame body 10 and vehicle with walking machine The arrestment mechanism 30 for being used to brake walking mechanism 20 of structure 20, and the anti-back inclining mechanism for preventing user from rearward falling down 40, the anti-back inclining mechanism 40 include be mutually permanently connected and be enclosed it is pre- enter space H1 interconnecting piece 41 and enclosing part 42, one end for being fixedly connected on enclosing part 42 of interconnecting piece 41 is articulated in frame body 10, and the other end is removably connected to frame body 10, enclosing part 42 can be enclosed accommodating space H2 with frame body 10.Specifically, walking frame 10 provided by the utility model is main It to include frame body 10,40 several major of walking mechanism 20, arrestment mechanism 30 and anti-back inclining mechanism, wherein frame body 10 is main The effect for playing support and being helped for user.Walking mechanism 20 is fixedly arranged on the bottom end of frame body 10, and directly contacts with ground, That is, frame body 10 itself is earth-free, the walking mechanism 20 by being fixedly arranged on its bottom end is supported in ground, and the walking mechanism 20 with Drive frame body 10 mobile with the mode of ground relative rolling, unambiguously, this mode is more laborsaving for users；And And arrestment mechanism 30 can backstop in walking mechanism 20, both and the two is flexibly connected, i.e., can be with relative motion, so that user can To make itself and 20 relative motion of walking mechanism by controlling arrestment mechanism 30, and then mutual backstop, i.e. user pass through control braking Mechanism 30 prevents walking mechanism 20 with respect to ground surface.In addition, the one end for the interconnecting piece 41 that anti-back inclining mechanism 40 includes and frame master Body 10 is pivotally connected, i.e., by drive-connecting shaft I fixed on frame body 10, one end of the interconnecting piece 41 is sheathed on drive-connecting shaft I, And rotating it can around drive-connecting shaft I, the other end of the interconnecting piece 41 is removably connected on frame body 10；Anti- back inclining mechanism 40 Further include enclosing plate 42, which is fixedly arranged on one end for being articulated in frame body 10 of connecting plate 41, and with the connecting plate 41 Be enclosed it is pre- enter space H1, entering space H1 in advance, to refer to that the preparation stood for user enters plate in accommodating space H2 open Space, specifically, connecting plate 41 and enclosing 42 integrated molding of plate are L-shaped, i.e., the two is mutually enclosed a semi open model The square stood for human body enters space H1 in advance, user can stand on this it is pre- enter space H1 in, push interconnecting piece 41 around pivot Spindle I rotation, at the same time, the enclosing part 42 for being fixedly connected on interconnecting piece 41 also rotate with and by the body of user along its rotation Turn direction promotion, be finally enclosed accommodating space H2 with frame body 10, at this point, user is enclosed in accommodating space H2. In the other embodiments of the utility model, which can also include two or more above-mentioned anti-back inclining mechanisms 40, and more A anti-back inclining mechanism 40 can be both arranged along the short transverse of frame body 10, can also be respectively arranged at the left and right two of frame body 10 Side, unambiguously, the quantity for increasing anti-back inclining mechanism 40 can increase the anti-hypsokinesis dynamics of walking frame, not limit uniquely herein It is fixed.

Walking frame provided by the utility model, compared with prior art, by the way that vehicle with walking machine is arranged in the bottom end of frame body 10 Structure 20, the walking mechanism 20 directly contact with ground and allow user's hand to drive frame body 10 with ground relative rolling Steady main body 10 is simultaneously easily moved forward；Also, anti-back inclining mechanism 40 is equipped on frame body 10, which wraps Include be mutually permanently connected and be enclosed it is pre- enter space H1 interconnecting piece 41 and enclosing part 42, wherein the fixation of interconnecting piece 41 The one end for being connected to enclosing part 42 is articulated in frame body 10, and the other end is removably connected to frame body 10, and enclosing part 42 can be with frame Main body 10 has been enclosed accommodating space H2, in this way, user stand on it is pre- enter space H1, push interconnecting piece 41 make it around frame body 10 Rotation is detachably connected to its other end and frame body 10, at the same time, be fixedly connected on the enclosing part 42 of interconnecting piece 41 also with Rotation and by user along its direction of rotation push, be finally enclosed accommodating space H2 with frame body 10, user is wrapped at this time It encloses in accommodating space H2, so, it swings back when user's body hypsokinesis due to powerless support, or under any unexpected situation, Can be pulled by enclosing part 42 from rear, ensured walking frame using safe；In addition, the walking frame further includes having for braking row The arrestment mechanism 30 for walking mechanism 20 allows user to prevent walking mechanism 20 from rolling by arrestment mechanism 30 in time, further mentions The high security performance of walking frame.

Further, also referring to Fig. 1, Fig. 6 to Fig. 8, one kind as walking frame provided by the utility model is specific Embodiment, arrestment mechanism 30 include that one end is slidably connected to the brake bar 31 of frame body 10, and is fixedly arranged on brake bar 31 The braking male end 32 of the other end, walking mechanism 20 include the shaft 21 that one end is movably connected on the other end of brake bar 31, and It is sheathed on the idler wheel 22 that in shaft 21 and can be rotated about, arrestment mechanism 30 further includes the braking being fixedly connected on the idler wheel Female end 35, braking male end 32 and braking female end 35 can mutual backstops.Here, the upper end of brake bar 31 and the sliding of frame body 10 connect Connect, lower end is movably connected on the other end of shaft 21, i.e., entire brake bar 31 be it is movable, can be mobile, the brake bar 31 lower end is further fixed on braking male end 32, which can mutually stop with the braking female end 35 being fixedly arranged on idler wheel 22 Gear, thus, user can push brake bar 31 from the top of brake bar 31 down, make it with respect to frame body 10 to downlink, simultaneously It drives braking 32 down-travel-stop of male end in braking female end 35, so that idler wheel 22 be prevented to rotate, forms braking of restricting driving.

Further, referring to Fig. 8, a kind of specific embodiment as walking frame provided by the utility model, braking The other end of bar 31 offers through-hole H3, and one end activity of shaft 21 wears and is supported in through-hole H3.Specifically, brake bar 31 Lower end on offer through-hole H3, here, through-hole H3 is the strip through-hole extended along 31 length direction of brake bar, is arranged with idler wheel One activity of 22 shaft 21 passes through above-mentioned strip through-hole, and brake bar 31 is supported, that is, the shaft 21 not only exists Axial along brake bar 31 supports the brake bar 31, and can make along the length direction of brake bar 31 with brake bar 31 Relative motion, in the normal operating conditions of walking frame, brake bar 31 and idler wheel 22 usually stand on ground vertically, therefore can also be with Say that brake bar 31 can make the relative motion on along the vertical direction with shaft 12, and since idler wheel 22 is sheathed in shaft 21, Periphery and 21 constant distance of shaft, the periphery of the idler wheel 22 contact ground, thus shaft 21 in the vertical direction with ground Constant distance, thus the distance variable with ground, the i.e. brake bar can be not necessarily to incite somebody to action brake bar 31 in user in the vertical direction Idler wheel 22 moves up and down brake bar 31 under the premise of lifting, thus drive braking male end 32 and braking the mutual backstop of female end 35 or It is separated from each other.

Further, a kind of specific implementation referring to Figure 6 together to Fig. 8, as walking frame provided by the utility model Mode, arrestment mechanism 30 further include be connected to brake bar 31 21 one end of the other end and shaft for release braking male end The reset spring 33 of counter stopper between 32 and braking female end 35.Specifically, the both ends of reset spring 33 are connected to system On the other end of lever 31 and one end of shaft 21, when needing to stop, user presses brake bar 31, and it is vertical to be allowed to opposite shaft 21 It moves downward, makes to brake 31 backstop of male end in braking female end 35, while compression reseting spring 33, have it and reply former long gesture Can, when needing to continue to move ahead, user stops pressing brake bar 31, and reset spring 33 is sprung back under potential energy effect, drives braking Bar 31 moves round about, so that braking male end 32 be driven to move round about, and then releases and brakes stopping for female end 35 Gear, allows idler wheel 22 to continue to move ahead.

Preferably, Fig. 7 and Fig. 8 are please referred to, as a kind of specific embodiment of crutch provided by the utility model, braking Mechanism 30 further includes the first grab 211 and the second grab being fixedly arranged on one end of shaft 21 and the other end of brake bar 31 respectively 311, the opposite end difference detachable hanging of reset spring 33 is set on the first grab 211 and the second grab 311.By detachable Mode reset spring 33 is connected on one end of shaft 21 and the other end of brake bar 31, allow user according to Self-condition replaces the reset spring 33 of different length or different K values (coefficient of elasticity), makes the user experience of walking frame more By force, the scope of application is wider.

Further, referring to Fig. 7, a kind of specific embodiment as walking frame provided by the utility model, frame master Offer the sliding slot H4 extended along its length on body 10, one end of brake bar 31 be fixedly connected be placed in sliding slot H4 and Can along the chute H3 length direction movement sliding block 312.Here, sliding slot H4 be mainly used to allow brake bar 31 only have along should The freedom degree of the length direction movement of frame body 10, avoids the possibility of 31 deflection of brake bar or bending.

Further, a kind of specific implementation also referring to Fig. 1 to Fig. 3, as walking frame provided by the utility model Mode, frame body 10 include offer sliding slot H4 and support rod 11, and be fixedly connected on the support of support rod 11 and help plate 12, prop up The bottom end of strut 11 is fixedly connected on the other end of shaft 21, and support helps plate 12 and enclosing part 42 to be enclosed accommodating space H2, And it is detachably connected with the other end of interconnecting piece 41.Here, support helps plate 12 to be used to help for user, or when needing to lean on It waits and is leaned on for user.In the present embodiment, support rod 11 is fixedly arranged on the quadrangle that support helps plate 12, from figure 1 it appears that this implementation In example, support rod 11 includes 4 struts (figure do not mark) and is fixedly arranged on the support on 4 strut tops and helps plate 12, correspondingly, Mei Gezhi The bottom end of bar is equipped with walking mechanism 20, which has preferable stability；Also, each walking mechanism 20 and each strut On be respectively connected with arrestment mechanism 30, and the arrestment mechanism 30 can also include the braking for connecting on the top of strut two-by-two Handle 34, user simultaneously can brake four rolling 22 by pushing the brake handle 34 of two sides, convenient and efficient.

Further, a kind of specific implementation also referring to Fig. 1 to Fig. 3, as walking frame provided by the utility model Mode, it includes that support helps bottom plate 121, and is fixedly connected on support and the support of bottom plate 121 is helped to help side plate 122 that support, which helps plate 12, and support helps side plate Detent slot H5 is offered on 122, the other end detachable card of interconnecting piece 41 is set in detent slot H5.Here, support helps side plate 122 to wrap Side plate main body 1221 is included, and the detent protrusion 1222 that two be fixedly arranged in the side plate main body 1221 are oppositely arranged, two detent Protrusion 1222 is enclosed detent slot H5 with side plate main body 1221 jointly.Specifically, user pushes interconnecting piece 41, makes it around pivot joint Axis I rotation, until the other end of interconnecting piece 41 is caught within detent slot H5 and forms limit, enclosing part 42 and support help bottom plate at this time 121 are enclosed the accommodating space H2 of closure, and when user swings back, the other end of interconnecting piece 41 is because being arranged in quilt in detent slot H5 Limitation movement, thus the enclosing part 42 being firmly connected with it can not move, so that accommodating space H2 will not be because of user's body The force of body and rotate, thus, which can stop the body of user further to be swung back, and formed and protected to the safety of user Shield.

Further, a kind of specific implementation referring to Figure 4 together to Fig. 5, as walking frame provided by the utility model Mode, interconnecting piece 41 are respectively fixedly connected with including one end and connect branch 411 and the second connection branch in the first of enclosing part 42 412 and opposite end be connected to the screens spring 413 of the first connection branch 411 and the second connection branch 412, detent Spring 413 is used to make the other end of the first connection branch 411 and the other end of the second connection branch 412 to be arranged in detent slot respectively In H5 and form limit.I.e. interconnecting piece 41 include be spaced apart from each other, it is mutually independent first connection branch 411 and second connection branch 412, which is connected with the second connection branch 412 by screens spring 413, and the screens spring 413 Former length should be greater than the spacing between the first connection branch 411 and the second connection branch 412, i.e. user can be by connecting by first It meets branch 411 and the second connection branch 412 squeezes towards the direction where screens spring 413, so that the screens spring 413 is compressed, Until the first connection branch 411 and the second connection branch 412 can be caught in simultaneously in detent slot H5, then unclamp, then detent bullet The potential energy put aside when being extruded before spring 413 is converted into that it is promoted to restore former long kinetic energy, and then pushes the first connection branch 411 It is moved in the opposite direction with the second connection branch 412, and supports limit with detent protrusion 1222.

Further, a kind of specific implementation also referring to Fig. 1 and Fig. 6, as walking frame provided by the utility model Mode, frame body 10 further include being fixedly connected on the top of support rod 41 and protruding from support that the armpit of 121 plane of bottom plate is helped to support Frame 13.In the present embodiment, armpit support frame 13 and 11 integrated molding of support rod, the molding of this two part integration can be reduced Assembly process saves the time cost of production, and certainly, which can also detachably be assemblied on support rod 11, When user does not need to be supported armpit, it is only necessary to by it is hand steered be held in support and help on plate 12 when, which is unloaded The weight that entire walking frame can be reduced keeps the action of user more convenient.

Further, a kind of specific implementation referring to Figure 7 together to Fig. 8, as walking frame provided by the utility model Mode, braking female end 35 are the stop tab that protrusion is set in 22 one side wall of idler wheel, and braking male end 32 is to be fixedly arranged on brake bar 31 The other end and brake block with stop tab face.Here, brake block and stop tab are and make to reduce and impact, prolong for plastic parts Long-life also reduces brake noise；Brake block and stop tab are in arc-shaped, and the radian of the two and radius are mutually adapted, Concrete shape, which is subject to brake block, to be pressed in stop tab with area fittings more as far as possible, do not limit uniquely herein.It changes Sentence is talked about, and user is moved to by control brake block and contacted with stop tab and mutual backstop, to realize braking.Specifically, it stops Vehicle piece is set to the bottom edge of support rod 11, and stop tab is fixedly arranged on on the lateral wall of idler wheel 22, and the stop tab is right against brake Vehicle piece, i.e., both generally on identical vertical line, alloing brake block directly be bonded and compress with stop tab when moving downward, It is time saving and energy saving.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. walking frame, it is characterised in that: including frame body, walking mechanism set on the frame body bottom end, opposite end difference It is movably connected on the arrestment mechanism for being used to brake the walking mechanism of the frame body and the walking mechanism, and for preventing The only anti-back inclining mechanism that user rearward falls down, the anti-back inclining mechanism include be mutually permanently connected and be enclosed it is pre- enter sky Between interconnecting piece and enclosing part, one end for being fixedly connected on the enclosing part of the interconnecting piece be articulated in the frame body, institute The other end for stating interconnecting piece is removably connected to the frame body, and the enclosing part can be enclosed accommodating with the frame body Space.

2. walking frame as described in claim 1, it is characterised in that: the arrestment mechanism includes that one end is slidably connected to the frame The brake bar of main body, and it is fixedly arranged on the braking male end of the other end of the brake bar, the walking mechanism includes one end activity It is connected to the shaft of the other end of the brake bar, and is sheathed on the idler wheel that in the shaft and can be rotated about, the system Motivation structure further includes the braking female end being fixedly connected on the idler wheel, and the braking male end and the braking female end can mutually stop Gear.

3. walking frame as claimed in claim 2, it is characterised in that: through-hole is offered on the other end of the brake bar, it is described One end activity of shaft wears and is supported in the through-hole.

4. walking frame as claimed in claim 3, it is characterised in that: the arrestment mechanism further includes being connected to the braking The other end of bar and described shaft one end for releasing the counter stopper between the braking male end and the braking female end Reset spring.

5. walking frame as claimed in claim 4, it is characterised in that: offer on the frame body and to extend along its length Sliding slot, one end of the brake bar, which is fixedly connected with, to be placed in the sliding slot and can move along the length direction of the sliding slot Sliding block.

6. walking frame as claimed in claim 5, it is characterised in that: the frame body includes the support rod for offering sliding slot, with And be fixedly connected on the support of the support rod and help plate, the bottom end of the support rod is fixedly connected on the other end of the shaft, institute Stating support helps plate that can be enclosed accommodating space with the enclosing part, and is detachably connected with the other end of the interconnecting piece.

7. walking frame as claimed in claim 6, it is characterised in that: it includes that support helps bottom plate, and is fixedly connected that the support, which helps plate, The support for helping bottom plate is ask to help side plate in described, the support, which is helped on side plate, offers detent slot, and the other end of the interconnecting piece is detachable It is arranged in the detent slot.

8. walking frame as claimed in claim 7, it is characterised in that: the interconnecting piece includes that one end is respectively fixedly connected in described The the first connection branch and the second connection branch of enclosing part and opposite end are connected to the first connection branch and institute The screens spring of the second connection branch is stated, the screens spring is used to make the other end and described second of first connection branch The other end of connection branch is arranged in the detent slot respectively and forms limit.

9. walking frame as claimed in claim 8, it is characterised in that: the frame body further includes being fixedly connected on the support rod Top and protrude from described hold in the palm and help the armpit support frame of base plate plane.

10. such as the described in any item walking frames of claim 2 to 9, it is characterised in that: the braking female end is set to institute for protrusion State the stop tab in idler wheel one side wall, the braking male end be fixedly arranged on the other end of the brake bar and with the stop tab just Pair brake block.