CN209931688U

CN209931688U - Support folding mechanism and multifunctional combined walking stick

Info

Publication number: CN209931688U
Application number: CN201920530726.4U
Authority: CN
Inventors: 窦振伦
Original assignee: Dou Zhenlun
Current assignee: Dou Zhenlun
Priority date: 2019-04-18
Filing date: 2019-04-18
Publication date: 2020-01-14
Anticipated expiration: 2029-04-18

Abstract

The utility model discloses a supporting folding mechanism and a multifunctional combined crutch, wherein the supporting folding mechanism is formed by combining a plurality of supporting rods and a movable connecting part, the upper end surface and the lower end surface of the movable connecting part are respectively provided with an upper supporting rod and a lower supporting rod in a hinged manner, the upper supporting rods and the lower supporting rods have the same number and are correspondingly arranged, a plurality of upper supporting rods can be folded upwards to form an upper supporting component with a rod-shaped structure, a plurality of lower supporting rods can be folded downwards to form a lower supporting component with a rod-shaped structure, the outer circular surface of each upper supporting rod and each lower supporting rod is provided with a strip-shaped groove, an upper movable rod is hinged in the strip-shaped groove of the upper supporting rod, the lower movable rod is hinged in the strip-shaped groove of the lower support rod, and the free end of the upper movable rod is in butt joint with the free end of the lower movable rod so as to form support between the upper support rod and the lower support rod. The combined crutch manufactured by adopting the supporting and folding mechanism effectively solves the problem that the old people stand for a long time when going out.

Description

Support folding mechanism and multifunctional combined walking stick

Technical Field

The utility model belongs to the technical field of auxiliary instrument, concretely relates to support folding mechanism and many function combination formula walking stick.

Background

Crutches are simple walking aids, usually wooden or metal sticks, that function to increase the support surface during walking to relieve the loads that the lower limbs or skeletal structures of the body must bear. As an important auxiliary tool, the utility model is suitable for the old. When the elderly with mobility walk or go out, the walking stick is used as an auxiliary force for legs or needs to keep the balance of the body, so the walking stick is also an indispensable daily necessity in life. The traditional crutch is a rigid crutch made of wood or metal materials, has single function, is difficult to stand for a long time especially when the old goes out, and is very necessary if the traditional crutch is a multifunctional design auxiliary tool which can help the old to walk and avoid the pain of the old who stands for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that exists on the above-mentioned prior art, provide a support folding mechanism and many function combination formula walking stick, solved the problem that the old person goes out to stand for a long time effectively, this device has rational in infrastructure, convenient to carry and firm advantage such as stable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a supporting and folding mechanism, which is formed by combining a plurality of supporting rods and movable connecting parts, the upper end surface and the lower end surface of the movable connecting part are respectively provided with an upper supporting rod and a lower supporting rod in a hinged manner, the upper supporting rods and the lower supporting rods have the same number and are correspondingly arranged, a plurality of upper supporting rods can be folded upwards to form an upper supporting component with a rod-shaped structure, a plurality of lower supporting rods can be folded downwards to form a lower supporting component with a rod-shaped structure, and after the upper supporting component and the lower supporting component are respectively folded, the cross sections of the upper support rods and the lower support rods form a hollow structure, the outer circular surfaces of the upper support rods and the lower support rods are provided with strip-shaped grooves, an upper movable rod is hinged in the strip-shaped groove of the upper supporting rod, a lower movable rod is hinged in the strip-shaped groove of the lower supporting rod, the free end of the upper movable rod is in butt joint with the free end of the lower movable rod so as to form a support between the upper support rod and the lower support rod.

According to the scheme, the free end of the upper movable rod is provided with an insertion rod, the free end of the lower movable rod is provided with a hole cavity matched with the insertion rod, or the free end of the lower movable rod is provided with an insertion rod, and the free end of the upper movable rod is provided with a hole cavity matched with the insertion rod.

According to the scheme, the lower end face of the movable connecting portion is provided with a sliding rod, the sliding rod is of a tubular structure, a cross bar penetrates through the upper section of the sliding rod, the cross bar is elastically connected with the bottom cover seat through a telescopic piece, and the bottom cover seat is of a cover body structure and used for folding and fixing the lower end portion of the lower supporting assembly.

According to the scheme, the telescopic piece is an elastic rope or an extension spring.

This scheme of further improvement, the outside of slide bar is equipped with the sliding sleeve, and the bottom suspension vaulting pole passes through the connecting rod and articulates with the outer disc of sliding sleeve, and the bottom suspension vaulting pole is inboard articulated with the connecting rod.

According to the scheme, the hinged end of the lower support rod is provided with a limiting step, a shoulder is arranged in a connecting groove of the lower end face of the movable connecting portion and matched with the limiting step to limit the maximum opening angle of the lower support rod.

According to the further improved scheme, the upper supporting rod and the lower supporting rod are respectively provided with four supporting rods.

The utility model also provides a many function combination formula walking stick, including handle, sleeve part and above-mentioned arbitrary the support folding mechanism, the sleeve part connects soon between support folding mechanism and handle, be formed with the external screw thread on the outer disc of going up the supporting component upper end, go up the external screw thread end and the butt joint of sleeve part of supporting component.

According to the scheme, the upper supporting rod is provided with a plurality of protruding parts, the protruding parts are used for fixing the stool surface cloth, and the hanging holes matched with the protruding parts are formed in the periphery of the stool surface cloth.

According to the scheme, the sleeve portion is of a hollow cylindrical structure, the two ends of the interior of the sleeve portion are provided with the baffles, a cavity for containing the stool cloth is formed between the two baffles, and the side wall of the sleeve portion is provided with the containing holes for containing the stool cloth.

Advantageous effects

One of which the utility model discloses, optimize the walking stick structure, divide into handle, sleeve part and support folding mechanism three major part with the walking stick structure and constitute, wherein support folding mechanism not only can draw in as the main part that the walking stick supported, detachable design will support folding mechanism and expand and can form stable seat structure moreover, can solve the problem that the old person stood for a long time when going out temporarily.

Two, it is two, the utility model discloses, consider firm stability and the convenience that supports folding mechanism, the structure that supports folding mechanism has carried out important reasonable optimization, wherein go up the support assembly and expand the back and form the concave bench face, and hang on the outer end of four spinal branch vaulting poles of bench face and establish bench face cloth with the reinforcing comfort, the under bracing assembly forms the leg structure after expanding, be provided with the movable rod butt joint between last bracing piece and under bracing pole, can form stable bearing structure, consequently, can expand or draw in support folding mechanism as required, the under bracing pole articulated position leans on the under bracing pole lower extreme more, then support more stable, firm its firm stability and practicality are better.

Thirdly, the utility model discloses, for the stability of further improvement bottom suspension dagger, set up the integrated configuration of slide bar, sliding sleeve and connecting rod, when the bottom suspension dagger expandes, the sliding sleeve moves down to the lower extreme of slide bar, forms stable support through the connecting rod between bottom suspension dagger and slide bar to the biggest angle that opens of restriction bottom suspension dagger. When the lower support rod is folded, the connecting rod pushes the sliding sleeve to move upwards to the upper end part of the sliding rod so as to fold the lower support rod. And simultaneously, the utility model discloses, also can take to be equipped with spacing step through the hinged end of lower support bar, be provided with the circular bead in the spread groove of swing joint portion lower extreme terminal surface, the circular bead cooperatees with spacing step, also can play the limiting action to the opening angle of lower support bar equally, during the in-service use, above-mentioned two kinds of structure cooperation use, the best effect.

Fourthly, the utility model discloses, in order to further improve the fastness after the bottom bracing piece draws in, the whippletree passes through extensible member elastic connection with the bottom seat, when using as the walking stick, can be with the lower tip of bottom seat lock supporting component under to play and draw in the fixed action, extensible member upwards stretching bottom seat this moment for the firm lock of base lid is at the walking stick lower extreme, when using as the stool, can take off the bottom seat, and the bottom seat passes through the extensible member system at the slide bar lower extreme this moment.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an expanded view of the support folding mechanism of the present invention;

fig. 2 is a drawing of the supporting and folding mechanism of the present invention;

FIG. 3 is a schematic structural view of the movable connecting portion of the present invention;

FIG. 4 is a plug-in view of the upper and lower movable rods of the present invention;

fig. 5 is a schematic view of the structure of the lower support rod (after the movable rod is folded) in the present invention;

fig. 6 is a schematic structural view of the lower support rod of the present invention (after the movable rod is unfolded);

FIG. 7 is a side view of the lower support bar of the present invention;

FIG. 8 is a connection diagram of the middle sliding rod and the bottom cap base of the present invention;

FIG. 9 is a structural view of the middle stool cloth of the present invention;

FIG. 10 is an expanded view of another embodiment of the present invention in a support folding mechanism;

FIG. 11 is a structural view of the upper part of the crutch of the present invention;

FIG. 12 is a diagram of the overall effect of the crutch of the present invention;

the labels in the figure are: 1. the movable connecting part comprises, by weight, 1-1 part of a movable connecting part, 1-2 parts of an upper supporting rod, 1-3 parts of a lower supporting rod, 1-4 parts of a strip-shaped groove, 1-5 parts of a sliding rod, 1-6 parts of a cross bar, a bottom cover seat, 1-7 parts of a telescopic part, 2-1 parts of an upper movable rod, 2-2 parts of a lower movable rod, 2-3 parts of an inserting rod, 2-4 parts of a sliding sleeve, 2-5 parts of a connecting rod, 3 parts of a sleeve part, 3-1 parts of a baffle, 3-2 parts of a containing hole, 4 parts of a handle, 5 parts of a stool surface cloth, 101 parts of a limiting step, 102 parts of a shoulder, 103 parts of an external thread, 104 parts of a boss, 201 parts of an inserting column.

Detailed Description

In order to make the technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

Example 1

The utility model provides a support folding mechanism, support folding mechanism is formed by many spinal branchs vaulting pole and the combination of swing joint portion 1, and swing joint portion 1's upper and lower terminal surface all articulates and is provided with four last bracing pieces 1-1 and four lower support bars 1-2, goes up bracing piece 1-1 and lower support bar 1-2 and corresponds the setting, and many last bracing pieces 1-1 can upwards fold and draw in order to form the last supporting component of rod-shaped structure, and many lower support bars 1-2 can draw in order to form the lower support component of rod-shaped structure downwards, go up supporting component and lower support component and draw in respectively after, its cross section all forms hollow column structure. The structure can effectively reduce the whole weight of the structure and is convenient to carry. The outer circular surface of each upper supporting rod 1-1 and each lower supporting rod 1-2 is provided with a strip-shaped groove 1-3, an upper movable rod 2-1 is hinged in the strip-shaped groove 1-3 of the upper supporting rod 1-1, a lower movable rod 2-2 is hinged in the strip-shaped groove 1-3 of the lower supporting rod 1-2, and the free end of the upper movable rod 2-1 is in butt joint with the free end of the lower movable rod 2-2 so as to form support between the upper supporting rod 1-1 and the lower supporting rod 1-2.

It should be noted that the more the hinged position of the lower movable rod 2-2 is closer to the lower end of the lower support rod 1-2, the more stable and firm the support is.

In the scheme, the free end of the upper movable rod 2-1 is provided with an inserted rod 2-3, the free end of the lower movable rod 2-2 is provided with a hole cavity matched with the inserted rod 2-3, or the free end of the lower movable rod 2-2 is provided with the inserted rod 2-3, the free end of the upper movable rod 2-1 is provided with the hole cavity matched with the inserted rod 2-3, and in consideration of the firmness of connection of the upper movable rod and the lower movable rod, a manual tightening screw rod is arranged on the inner side wall of the hole cavity, so that the connection stability and the firmness degree can be improved.

In the scheme, the lower end face of the movable connecting part 1 is provided with slide bars 1-4, the slide bars 1-4 are of a tubular structure, cross bars 1-5 penetrate through the upper sections of the slide bars 1-4, the cross bars 1-5 are elastically connected with the bottom cover seats 1-6 through telescopic pieces 1-7, the telescopic pieces 1-7 are elastic ropes or stretching springs, and the bottom cover seats 1-6 are of a cover body structure and used for folding and fixing the lower end parts of the lower supporting assemblies. Meanwhile, the lower end faces of the base covers 1-6 are provided with rubber wear-resistant layers, and the rubber wear-resistant layers are provided with anti-skid grains so as to improve the safety of the base covers. The outer portion of the sliding rod 1-4 is provided with a sliding sleeve 2-4, the lower supporting rod 1-2 is hinged to the outer circular face of the sliding sleeve 2-4 through a connecting rod 2-5, the inner side of the lower supporting rod 1-2 is hinged to the connecting rod 2-5, and when the lower supporting rod 1-2 is outwards opened to form a stool supporting leg, the maximum opening angle of the lower supporting rod 1-2 can be limited through the connecting rod 2-5.

Example 2

A supporting and folding mechanism is characterized in that a limiting step 101 is arranged at the hinged end of a lower supporting rod 1-2, a shoulder 102 is arranged in a connecting groove in the lower end face of a movable connecting part 1, and the shoulder 102 is matched with the limiting step 101 to limit the maximum opening angle of the lower supporting rod 1-2. This arrangement can also serve to define the opening angle of the lower support rods 1-2.

Example 3

A supporting and folding mechanism is characterized in that a sliding sleeve 2-4 is arranged outside a sliding rod 1-4, a lower supporting rod 1-2 is hinged with the outer circular surface of the sliding sleeve 2-4 through a connecting rod 2-5, the inner side of the lower supporting rod 1-2 is hinged with the connecting rod 2-5, the lower supporting rod 1-2 is outwards opened to form a stool supporting leg, and the sliding rod 1-4, the connecting rod 2-5 and the lower supporting rod 1-2 form a stable supporting structure. The hinged end of the lower support rod 1-2 is provided with a limiting step 101, a shoulder 102 is arranged in a connecting groove on the lower end surface of the movable connecting part 1, and the shoulder 102 is matched with the limiting step 101 to limit the maximum opening angle of the lower support rod 1-2. That is, the above-described structures in embodiments 1 and 2 are organically combined, so that the firm stability and safety of the present device are further improved.

Example 4

A multifunctional combined crutch comprises a handle 4, a sleeve part 3 and the supporting and folding mechanism in any of

embodiments

1, 2 or 3, wherein the sleeve part 3 is arranged between the supporting and folding mechanism and the handle 4, an external thread 103 is formed on the outer circular surface of the upper end part of an upper supporting component, and the external thread end of the upper supporting component is butted with the sleeve part 3. Still be provided with lighting assembly on handle 4 to use night, improve its practicality, because lighting device's mounting structure belongs to prior art, no longer give unnecessary details here.

The sleeve part 3 is of a hollow cylindrical structure, baffles 3-1 are arranged at two ends in the sleeve of the sleeve part 3, a cavity for containing the bench surface cloth 5 is formed between the two baffles 3-1, and a containing hole 3-2 for containing the bench surface cloth 5 is formed in the side wall of the sleeve part 3. In the scheme, the stool surface cloth 5 can be directly pulled out of and taken in from the accommodating hole 3-2 when in use.

In the scheme, the inner sides of the upper ends of the upper supporting rods 1-1 are provided with the protruding portions 104 used for fixing the stool surface cloth 5, the protruding portions 104 are spherical, hanging holes 501 matched with the protruding portions 104 are formed in the periphery of the stool surface cloth 5, the hanging holes 501 are fixed at the connecting positions of the protruding portions 104 on the upper supporting rods 1-1, and the stool surface cloth 5 is used for increasing the contact area with a body and improving the comfort of the stool surface. Obviously, the protruding portion 104 is also replaced by a hidden and retractable hanging piece, the hanging piece is also used for hanging the stool surface portion 5, and the hanging piece can be hidden and retracted, so that the stool surface of the upper supporting rod 1-1 is kept as a flat surface.

Example 5

A multifunctional combined crutch is characterized in that inserting columns 201 are arranged at the upper ends of two adjacent upper supporting rods 1-1, the upper half part of a handle 4 and a sleeve part 3 can be integrally used as a waist support structure, inserting holes 202 matched with the inserting columns 201 are drilled in the waist support structure, when a supporting folding mechanism is unfolded into a chair, the inserting columns 201 of the upper supporting rods 1-1 can enter the inserting holes 202, and the waist support structure at the position only plays a role in supporting a waist part for use so as to relieve waist fatigue.

Example 6

A connecting rod is movably mounted at the connecting end of an L-shaped structure of a handle 4, an anti-dropping part is arranged at the upper end of the connecting rod and is arranged in a containing cavity used for installing the connecting rod at the connecting end of the handle 4, the connecting rod can rotate relative to the handle 4, and the lower end of the connecting rod sequentially penetrates through two baffles 3-1 of a sleeve part 3 and is hinged with one upper supporting rod 1-1 after extending out.

In addition, it should be noted that in the above embodiments, the insertion rod 2-3 is fixedly or telescopically adjustable at the end of the movable rod. The utility model discloses detach bench face cloth 5 and adopt the cloth material, like mesh cloth etc. other parts all adopt the aluminium alloy material. Four upper supporting rods 1-1 and four lower supporting rods 1-2 are respectively arranged to form a stable supporting structure. The movable connecting part 1 can be in a cylindrical or rectangular overall structure.

The supporting and folding mechanism and the walking stick are mainly suitable for the old who is healthy and can take care of oneself and move conveniently. The old people or the disabled who are inconvenient to move and cannot take care of themselves do not advise to use the health care food.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims

1. The utility model provides a support folding mechanism, support folding mechanism and form its characterized in that by many spinal branchs vaulting pole and swing joint portion (1) combination: the upper end face and the lower end face of the movable connecting part (1) are respectively provided with an upper supporting rod (1-1) and a lower supporting rod (1-2) in a hinged mode, the upper supporting rods (1-1) and the lower supporting rods (1-2) are the same in quantity and are arranged correspondingly, a plurality of upper supporting rods (1-1) can be folded upwards to form an upper supporting component of a rod-shaped structure, a plurality of lower supporting rods (1-2) can be folded downwards to form a lower supporting component of the rod-shaped structure, after the upper supporting component and the lower supporting component are respectively folded, the cross sections of the upper supporting components and the lower supporting components form a hollow structure, strip-shaped grooves (1-3) are formed in the outer circular surface of each upper supporting rod (1-1) and each lower supporting rod (1-2), and upper movable rods (2-1) are hinged in the strip-shaped grooves (1-3, a lower movable rod (2-2) is hinged in a strip-shaped groove (1-3) of the lower support rod (1-2), and the free end of the upper movable rod (2-1) is butted with the free end of the lower movable rod (2-2) so as to form a support between the upper support rod (1-1) and the lower support rod (1-2).

2. A support folding mechanism as claimed in claim 1, wherein: the free end of the upper movable rod (2-1) is provided with an insert rod (2-3), the free end of the lower movable rod (2-2) is provided with a hole cavity matched with the insert rod (2-3), or the free end of the lower movable rod (2-2) is provided with the insert rod (2-3), and the free end of the upper movable rod (2-1) is provided with a hole cavity matched with the insert rod (2-3).

3. A support folding mechanism as claimed in claim 1, wherein: the lower end face of the movable connecting portion (1) is provided with a sliding rod (1-4), the sliding rod (1-4) is of a tubular structure, a cross bar (1-5) penetrates through the upper section of the sliding rod (1-4), the cross bar (1-5) is elastically connected with a bottom cover seat (1-6) through a telescopic piece (1-7), and the bottom cover seat (1-6) is of a cover body structure and used for folding and fixing the lower end portion of the lower supporting assembly.

4. A support folding mechanism as claimed in claim 3, wherein: the telescopic pieces (1-7) are elastic ropes or extension springs.

5. A support folding mechanism as claimed in claim 3, wherein: the outer part of the sliding rod (1-4) is provided with a sliding sleeve (2-4), the lower supporting rod (1-2) is hinged with the outer circular surface of the sliding sleeve (2-4) through a connecting rod (2-5), and the inner side of the lower supporting rod (1-2) is hinged with the connecting rod (2-5).

6. A support folding mechanism as claimed in claim 1, wherein: the hinged end of the lower support rod (1-2) is provided with a limiting step (101), a shoulder (102) is arranged in a connecting groove of the lower end face of the movable connecting part (1), and the shoulder (102) is matched with the limiting step (101) to limit the maximum opening angle of the lower support rod (1-2).

7. A support folding mechanism as claimed in claim 1, wherein: the upper supporting rod (1-1) and the lower supporting rod (1-2) are respectively provided with four.

8. A multifunctional combined crutch is characterized in that: the folding device comprises a handle (4), a sleeve part (3) and the supporting and folding mechanism as claimed in any one of claims 1 to 7, wherein the sleeve part (3) is screwed between the supporting and folding mechanism and the handle (4), an external thread (103) is formed on the outer circular surface of the upper end part of the upper supporting component, and the external thread end of the upper supporting component is butted with the sleeve part (3).

9. The multifunctional combined crutch of claim 8, wherein: the inner sides of the upper end parts of the upper supporting rods (1-1) are provided with protrusions (104) used for fixing the stool surface cloth (5), and hanging holes (501) matched with the protrusions (104) are formed in the periphery of the stool surface cloth (5).

10. The multifunctional combined crutch of claim 9, wherein: the sleeve part (3) is of a hollow cylindrical structure, two ends of the interior of the sleeve part (3) are provided with baffles (3-1), a cavity for containing the stool surface cloth (5) is formed between the two baffles (3-1), and the side wall of the sleeve part (3) is provided with a containing hole (3-2) for containing the stool surface cloth (5).