CN209790328U

CN209790328U - Blind crutch

Info

Publication number: CN209790328U
Application number: CN201822233863.XU
Authority: CN
Inventors: 汪洋
Original assignee: Wuhan Institute of Shipbuilding Technology
Current assignee: Wuhan Institute of Shipbuilding Technology
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2019-12-17
Anticipated expiration: 2028-12-28

Abstract

The utility model discloses a blind stick, including the cane body, the lower extreme center department of cane body has seted up the section and has been the columniform shifting chute, the tank bottom fixedly connected with support column of shifting chute, the one end fixedly connected with universal wheel of shifting chute tank bottom is kept away from to the support column, the one end that the support column was kept away from to the universal wheel passes the notch of shifting chute and outwards extends, the lower extreme of cane body uses the shifting chute to set up the cross section as the center and is the stable groove of frame type, the axis in stable groove overlaps mutually with the axis of shifting chute, sliding connection has the frame of stabilizing in the stable groove, the one end that stable groove tank bottom was kept away from to the frame is passed the notch in stable groove and outwards extends, the level of universal wheel is less than the level of stabilizing the frame, stabilize the first spring of one. The utility model discloses carry out a stable support to the cane body, reduced the probability that the blind person fell down, make the universal wheel can not receive the influence of stabilizing the frame when rugged ground rolls moreover.

Description

blind crutch

Technical Field

the utility model relates to a blind stick technical field especially relates to a blind stick.

Background

China is the country with the most blind people all over the world, the problems of the blind people such as going out and safety become a big social problem, so that the function of the crutch as one of necessary tools for the blind people to go out is more obtrusive, in order to improve the intellectualization of the tactile stick, the existing tactile stick has the functions of alarming, positioning, danger prevention and the like, the blind stick is convenient for the blind people to move, the universal wheel is arranged at the bottom of the tactile stick, and the universal wheel is easy to roll, so that the blind people are difficult to support, and the probability of falling of the blind people is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving some blind sticks among the prior art and for the convenience of blind person's removal, at the bottom installation universal wheel of blind stick, because the universal wheel rolls easily, hardly supports the blind person, has also increased the problem that the blind person fell down the probability, and the blind stick that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

A blind stick comprises a stick body, a section is arranged at the center of the lower end of the stick body and is a cylindrical moving groove, a supporting column is fixedly connected with the bottom of the moving groove, one end of the supporting column, which is far away from the bottom of the moving groove, is fixedly connected with a universal wheel, one end of the universal wheel, which is far away from the supporting column, penetrates through the notch of the moving groove and extends outwards, a stabilizing groove with a cross section as a frame shape is arranged at the center of the lower end of the stick body, the axis of the stabilizing groove is overlapped with the axis of the moving groove, a stabilizing frame is slidably connected in the stabilizing groove, one end, which is far away from the bottom of the stabilizing groove, of the stabilizing groove is penetrated through the notch of the stabilizing groove and extends outwards, the horizontal height of the universal wheel is lower than that of the stabilizing frame, a first spring is symmetrically and fixedly connected with one end, which is close to the bottom of the, the stabilizing frame is connected to the groove wall of the stabilizing groove through a clamping mechanism.

Preferably, the joint structure includes that the symmetry is seted up at stable frame and is close to the draw-in groove on the frame wall of stable groove tank bottom one end position, the tank bottom fixedly connected with second spring of draw-in groove, the other end fixedly connected with fixture block of second spring, the stable groove is kept away from the position that corresponds the fixture block on the cell wall of shifting chute and is seted up a plurality of card hole along the even equidistance of vertical direction, the notch that the second spring was passed to the fixture block is kept away from to the one end and is outwards extended to one of them correspondence in the card hole.

Preferably, the frame wall that the stable frame is close to first spring one end position has seted up the roll groove, the roll groove is seted up on the cell wall that the stable frame is close to shifting chute one side, be equipped with rolling ball in the roll groove, the one end that the roll groove tank bottom was kept away from to the ball passes the notch of roll groove and outwards extends, just ball roll connection is on the corresponding cell wall in stable groove.

Preferably, the upper end of the stick body is fixedly connected with a handle.

Preferably, the side wall of the clamping block close to one end of the second spring is symmetrically and fixedly connected with a sliding block, a sliding groove matched with the sliding block is formed in the groove wall of the clamping groove corresponding to the sliding block, and the sliding block is slidably connected in the corresponding sliding groove.

Preferably, the ball has a ball diameter larger than a groove diameter of the rolling groove opening.

Compared with the prior art, the utility model provides a blind stick possesses following beneficial effect:

1. This blind stick, through setting up the universal wheel, stabilize the groove, stabilize the frame, first spring and joint structure, the blind person holds the cane body and supports the health, the universal wheel is driven to roll on ground when the cane body moves, when the blind person holds the cane body accident and will slip, because stabilize the frame and fixed in stabilizing the inslot by joint mechanism, behind the cane body slope certain degree, the bottom and the ground contact of stabilizing the frame, the brake block that is equivalent to the universal wheel blocks the universal wheel and continues to rotate, carry out a stable support to the cane body, the probability that the blind person fell down has been reduced.

2. This blind stick, through setting up the draw-in groove, the second spring, fixture block and card hole, exert a pressing force to the fixture block that is located card hole, compression second spring makes the second spring take place elastic deformation after the fixture block atress, break away from the back when the fixture block follow card hole, can adjust the position of stabilizing the frame in the stable groove, the second spring that until the fixture block compressed resets and bounces to suitable card hole in, highly fix again stabilizing the frame with the height on ground, because china's topography scope is wide, in vast rural area, some ground is not pour levelly and smoothly, blind person's family can use blind stick regional topography to the height of stabilizing the frame with ground to adjust according to the blind person, make the universal wheel can not receive the influence of stabilizing the frame when rugged ground rolls.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses carry out a stable stay to the cane body, reduced the probability that the blind person fell down, make the universal wheel can not receive the influence of stabilizing the frame when rugged ground rolls moreover.

Drawings

Fig. 1 is a schematic structural view of a cane according to the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

Fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: 1 stick body, 2 moving grooves, 3 support columns, 4 universal wheels, 5 stabilizing grooves, 6 stabilizing frames, 7 first springs, 8 clamping grooves, 9 second springs, 10 clamping blocks, 11 clamping holes, 12 rolling grooves, 13 balls, 14 grips, 15 sliding blocks and 16 sliding grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a blind stick comprises a stick body 1, a moving groove 2 with a cylindrical section is arranged at the center of the lower end of the stick body 1, a supporting column 3 is fixedly connected to the bottom of the moving groove 2, a universal wheel 4 is fixedly connected to one end of the supporting column 3 far away from the bottom of the moving groove 2, one end of the universal wheel 4 far away from the supporting column 3 passes through the notch of the moving groove 2 and extends outwards, a stabilizing groove 5 with a frame-shaped cross section is arranged at the lower end of the stick body 1 by taking the moving groove 2 as the center, the axis of the stabilizing groove 5 is overlapped with the axis of the moving groove 2, a stabilizing frame 6 is slidably connected in the stabilizing groove 5, one end of the stabilizing frame 6 far away from the bottom of the stabilizing groove 5 passes through the notch of the stabilizing groove 5 and extends outwards, the horizontal height of the universal wheel 4 is lower than the horizontal height of the stabilizing frame 6, a first spring 7 is symmetrically and fixedly connected to one end of the stabilizing frame 6 close to the, the stable frame 6 is connected on the cell wall of stable groove 5 through clamping mechanism, the blind person is held the cane body 1 and is supported the health, drive universal wheel 4 and roll on ground when the cane body 1 moves, when the blind person is held the cane body 1 accident and will be slided, because stable frame 6 is fixed in stable groove 5 by clamping mechanism, behind the cane body 1 slope certain degree, the bottom and the ground contact of stable frame 6, the brake block that is equivalent to universal wheel 4 blocks universal wheel 4 and continues to rotate, carry out a stable support to cane body 1, the probability that the blind person fell down has been reduced.

The clamping structure comprises clamping grooves 8 symmetrically formed in the outer frame wall at one end of the stabilizing frame 6 close to the bottom of the stabilizing groove 5, a second spring 9 is fixedly connected to the bottom of the clamping groove 8, a clamping block 10 is fixedly connected to the other end of the second spring 9, a plurality of clamping holes 11 are uniformly and equidistantly formed in the groove wall of the stabilizing groove 5 far away from the moving groove 2 along the vertical direction corresponding to the clamping block 10, one end of the clamping block 10 far away from the second spring 9 penetrates through the notch of the clamping groove 8 and extends outwards into one of the corresponding clamping holes 11, a pressing force is applied to the clamping block 10 in the clamping hole 11, the clamping block 10 compresses the second spring 9 to enable the second spring 9 to generate elastic deformation after being stressed, after the clamping block 10 is separated from the clamping hole 11, the position of the stabilizing frame 6 in the stabilizing groove 5 can be adjusted until the second spring 9 compressed by the clamping block 10 is reset and bounced into the proper clamping hole 11, the height of the stabilizing frame 6 and the ground, because the terrain range of China is wide, in vast rural areas, some ground is not cast smoothly, and the height between the stabilizing frame 6 and the ground can be adjusted by the blind men according to the terrain of the blind men using the blind stick, so that the universal wheels 4 cannot be influenced by the stabilizing frame when rolling on the rugged ground.

The frame wall that the stable frame 6 is close to first spring 7 one end position has seted up rolling groove 12, rolling groove 12 is seted up on the cell wall that stable frame 6 is close to shifting chute 2 one side, be equipped with rolling ball 13 in the rolling groove 12, the one end that rolling groove 12 tank bottom was kept away from to ball 13 passes the notch of rolling groove 12 and outwards extends, and ball 13 roll connection is on the corresponding cell wall of stable groove 5, when stable frame 6 moves in stable groove 5, stable frame 6 drives the more stable of the interior motion of ball 13 at stable groove 5 of rolling groove 12.

The upper end of the stick body 1 is fixedly connected with a handle 14, and a blind person holds the handle 14 to support the person.

The side wall of the fixture block 10 close to one end of the second spring 9 is symmetrically and fixedly connected with a sliding block 15, the groove wall of the clamping groove 8 corresponding to the sliding block 15 is provided with a sliding groove 16 matched with the sliding block 15, the sliding block 15 is slidably connected in the corresponding sliding groove 16, and the fixture block 10 drives the sliding block 15 to synchronously move in the sliding groove 16 when moving, so that the fixture block 10 is more stable in movement.

The ball 13 has a larger spherical diameter than the groove diameter of the notch of the rolling groove 12, preventing the ball 13 from slipping out of the rolling groove 12.

in the utility model, the blind person holds the stick body 1 to support the body, the stick body 1 drives the universal wheel 4 to roll on the ground when moving, when the blind person holds the stick body 1 and the stick body is accidentally slipped, because the stable frame 6 is fixed in the stable groove 5 by the clamping mechanism, after the stick body 1 is tilted to a certain degree, the bottom of the stable frame 6 is contacted with the ground, the brake block which is equivalent to the universal wheel 4 blocks the universal wheel 4 to continue rotating, the stick body 1 is stably supported, and the probability of falling of the blind person is reduced; exerting a pressing force on the clamping block 10 positioned in the clamping hole 11, compressing the second spring 9 after the clamping block 10 is stressed to enable the second spring 9 to generate elastic deformation, after the clamping block 10 is separated from the clamping hole 11, the position of the stabilizing frame 6 in the stabilizing groove 5 can be adjusted until the second spring 9 compressed by the clamping block 10 is reset and bounced to the proper clamping hole 11, and the height of the stabilizing frame 6 and the height of the ground are fixed again.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a blind stick, includes cane body (1), its characterized in that, the lower extreme center department of cane body (1) has seted up the profile and has been columniform moving groove (2), the tank bottom fixedly connected with support column (3) of moving groove (2), one end fixedly connected with universal wheel (4) of moving groove (2) tank bottom are kept away from in support column (3), the one end that support column (3) were kept away from in universal wheel (4) passes the notch of moving groove (2) and outwards extends, the lower extreme of cane body (1) uses moving groove (2) to set up cross section for the center stable groove (5) of frame type, the axis of stable groove (5) overlaps with the axis of moving groove (2), sliding connection has stable frame (6) in stable groove (5), the one end of stable groove (5) tank bottom is kept away from in stable frame (6) passes the notch of stable groove (5) and outwards extends, the level of universal wheel (4) is less than the level of stabilizing frame (6), stabilize frame (6) and be close to the first spring (7) of the one end symmetry fixedly connected with of stabilizing groove (5) tank bottom, the common fixed connection of one end at stabilizing groove (5) of stabilizing frame (6) is kept away from in first spring (7), stabilize frame (6) and connect on the cell wall of stabilizing groove (5) through clamping mechanism.

2. The blind stick according to claim 1, characterized in that the clamping mechanism comprises clamping grooves (8) symmetrically formed in the outer frame wall of the stabilizing frame (6) at a position close to one end of the bottom of the stabilizing slot (5), a second spring (9) is fixedly connected to the bottom of the clamping groove (8), a clamping block (10) is fixedly connected to the other end of the second spring (9), a plurality of clamping holes (11) are uniformly and equidistantly formed in the vertical direction at a position corresponding to the clamping block (10) on the slot wall of the stabilizing slot (5) far away from the moving slot (2), and one end of the clamping block (10) far away from the second spring (9) penetrates through the slot opening of the clamping groove (8) and extends outwards to a corresponding one of the clamping holes (11).

3. A blind stick according to claim 1, characterized in that the frame wall of the stabilizing frame (6) near the end of the first spring (7) is provided with a rolling groove (12), the rolling groove (12) is provided on the wall of the stabilizing frame (6) near the side of the moving groove (2), the rolling groove (12) is provided with rolling balls (13), the end of the rolling balls (13) far from the bottom of the rolling groove (12) passes through the opening of the rolling groove (12) and extends outwards, and the rolling balls (13) are connected with the corresponding wall of the stabilizing groove (5) in a rolling manner.

4. A blind stick according to claim 1, in which a grip (14) is fixedly attached to the upper end of the stick body (1).

5. The blind stick according to claim 2, characterized in that the side wall of the clamping block (10) near one end of the second spring (9) is symmetrically and fixedly connected with a sliding block (15), the groove wall of the clamping groove (8) corresponding to the sliding block (15) is provided with a sliding groove (16) matched with the sliding block (15), and the sliding block (15) is slidably connected in the corresponding sliding groove (16).

6. A cane according to claim 3 wherein the balls (13) have a ball diameter greater than the groove diameter of the mouth of the rolling groove (12).