KR20100004859U - Multistage stick - Google Patents

Abstract

A multistage cane is disclosed. A multi-stage wand with adjustable length, comprising: a plurality of pipes; And a ring-shaped cap provided at a lower end of each pipe and surrounding an outer circumferential surface of each pipe, wherein a lower pipe of two adjacent pipes among the plurality of pipes is slidably coupled to an upper pipe, The multi-stage cane is characterized in that the upper cap provided on the pipe and the lower cap provided on the lower pipe can be mutually coupled to each other when neighboring caps are mutually coupled when the total length of the cane is minimized when not in use. Sliding off against other pipes is prevented and the cane can effectively maintain a minimum length. In addition, the lower cap and the upper cap are naturally coupled in the process of inserting the lower pipe into the upper pipe, so that the minimum length of the cane can be maintained simply, effectively and easily.

 Cane, Multi-stage, Cap, Turning, Groove

Description

Multistage stick

The present invention is directed to a multi-stage wand.

Generally, climbing and leisure canes are made of multi-stage adjustable lengths. The multi-stage wand comprises a plurality of pipes slidably coupled to each other and the overall length is adjusted by adjusting the relative position between neighboring pipes.

Positioning mechanisms (not shown) are used to position each pipe relative to another neighboring pipe. This positioning mechanism is typically provided on top of the bottom pipe of two neighboring pipes.

The position fixing mechanism operates by rotating the bottom pipe in a predetermined direction with respect to the top pipe so that the bottom pipe no longer slides with respect to the top pipe by being pressed against the inner side of the top pipe.

This multi-stage cane can be adjusted relative position between neighboring pipes to minimize length when not in use. In this case, the lower one of the two neighboring pipes is sufficiently inserted into the upper pipe, and if the user does not take any special action, the lower pipe may easily slide away from the upper pipe.

Therefore, the user performs an additional operation to prevent the lower pipe from sliding further with respect to the upper pipe by rotating the lower pipe in a predetermined direction with respect to the upper pipe while the lower pipe is sufficiently inserted into the upper pipe. There was a hassle to do.

The present invention aims to provide a cane configured to be easily and effectively manipulated when adjusting the length of a multistage cane when not in use.

According to an aspect of the present invention in order to achieve the above object, the multi-stage cane adjustable length, a plurality of pipes; And a ring-shaped cap provided at a lower end of each pipe and surrounding an outer circumferential surface of each pipe, wherein a lower pipe of two adjacent pipes among the plurality of pipes is slidably coupled to an upper pipe, The upper cap provided in the pipe and the lower cap provided in the lower pipe is provided with a multi-stage cane, characterized in that the mutual coupling.

A protrusion may be provided at an upper end of the lower cap, and a coupling groove coupled to the protrusion may be provided at a lower end of the upper cap.

The protrusions may be formed in plural, the plurality of protrusions may be spaced apart from each other in the longitudinal direction of the lower pipe, and the coupling groove may be formed in plural in correspondence with the plurality of protrusions.

The material of the cap may include rubber.

The outer circumferential surface of the cap may be provided with a plurality of irregularities arranged to be spaced apart from each other.

The upper cap and the lower cap may be coupled to each other by magnetic force.

The lower cap may include a first magnet, and the upper cap may include a second magnet having a polarity opposite to that of the first magnet.

A display unit may be provided on an outer circumferential surface of the uppermost cap provided in the uppermost pipe among the plurality of pipes to provide information about a rotation direction of the remaining pipes.

According to the present invention, when the total length of the cane is minimized when not in use, neighboring caps are joined to each other, thereby preventing each pipe from sliding off relative to another neighboring pipe, and the cane can effectively maintain the minimum length. .

In addition, the lower cap and the upper cap are naturally combined in the process of inserting the lower pipe into the upper pipe, thereby keeping the minimum length of the cane simple, effective and easy.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings, in the following description with reference to the accompanying drawings, the same or corresponding components are given the same or corresponding reference numerals and duplicated thereto. The description will be omitted.

1 is a perspective view of a multi-stage cane according to an embodiment of the present invention. Referring to FIG. 1, the multi-stage cane 1 according to the present embodiment is a cane having an adjustable length, and may include a plurality of pipes 10 and a cap 30 provided in each pipe 10.

Each pipe 10 may be slidably coupled to another neighboring pipe 10. For example, when arbitrarily selecting two mutually neighboring pipes among the plurality of pipes 10, the lower pipe 10a having the smaller inner diameter among the two neighboring pipes has a larger inner diameter than the lower pipe 10a. It can be slidably coupled to the pipe (10b).

According to this embodiment, the length of the entire cane 1 can be adjusted by adjusting the insertion depth of the lower pipe 10a to the upper pipe 10b. In this case, the position fixing mechanism (not shown) for fixing the lower pipe 10a with respect to the upper pipe 10b in the process of slidingly coupling the lower pipe 10a to the neighboring upper pipe 10b is a climbing stick. It is the same as a general multi-stage stick.

Here, the position fixing mechanism (not shown) is provided on the upper part of the lower pipe 10a, and when the lower pipe 10a is rotated in a predetermined direction with respect to the upper pipe 10b, the position fixing mechanism (not shown) is provided on the inner side of the upper pipe 10b. By being compressed, the lower pipe 10a can be operated so that it no longer slides with respect to the upper pipe 10b.

Referring to FIG. 1, a cap 30 may be provided at a lower end of each pipe 10. The cap 30 may be formed in a ring shape surrounding the outer circumferential surface of each pipe 10. The material of the cap 30 may include rubber, but is not limited thereto.

FIG. 2 is an enlarged schematic view of a portion A of FIG. 1. 2, the outer circumferential surface of the cap 30 may be provided with a plurality of uneven parts 38 disposed spaced apart from each other. The uneven portion 38 allows the user to easily grip the cap 30 to effectively improve the gripping force.

Referring to FIG. 1, an upper cap 30b provided on the upper pipe 10b and a lower cap 30a provided on the lower pipe 10a may be coupled to each other among two arbitrarily selected mutually neighboring pipes. For example, when the lower pipe 10a is inserted deep enough into the neighboring upper pipe 10b, the lower cap 30a and the upper cap 30b may be coupled to each other.

Figure 3 is a view showing when the wand has a minimum length according to an embodiment of the present invention, Figure 4 is a view showing the section IV-IV of FIG. Hereinafter, a coupling relationship between neighboring caps will be described with reference to FIGS. 3 and 4.

First, referring to FIG. 3, when the cane 1 is not in use, if each pipe 10 is inserted deep enough into another neighboring pipe 10, the entire length of the cane 1 can be minimized. In this case, each cap 30 may be mutually coupled with another neighboring cap 30.

According to this embodiment, when the entire length of the cane 1 is at a minimum, the neighboring caps 30 are joined to each other, so that each pipe 10 is adjacent to the other pipe 10 to which each pipe 10 is without special manipulation. Sliding off is prevented and the cane 1 can effectively maintain the minimum length.

Referring to FIG. 4, the protrusion 32 is provided at the upper end of the lower cap 30a among the caps 30 adjacent to each other, and the coupling groove 34 is coupled to the protrusion 32 at the lower end of the upper cap 30b. This can be arranged. The protrusion 32 is naturally engaged with the coupling groove 34 in the process of inserting the lower pipe 10a into the upper pipe 10b.

According to the present embodiment as described above, unlike the prior art in which the user performs the operation such as rotating the lower pipe relative to the upper pipe to maintain the minimum length of the cane 1, the lower pipe 10a is the upper pipe 10b. The lower cap 30a and the upper cap 30b are naturally combined in the process of being inserted into the can, thereby keeping the minimum length of the cane 1 simple, effective and easy.

However, as can be seen in FIG. 1, the uppermost cap 30c provided in the uppermost pipe 10c of the plurality of pipes 10 has an upper end portion of the uppermost cap 30c because there is no other pipe adjacent to the upper side thereof. Protrusions do not necessarily have to be provided.

In addition, since the lowermost cap 30d provided in the lowermost pipe 10d among the plurality of pipes 10 does not have another pipe adjacent to the lower side, a coupling groove is necessarily provided at the lower end of the lowermost cap 30d. none.

5 is a view showing a modification of the cap according to another embodiment of the present invention. According to the present exemplary embodiment, the protrusions 33 provided on the upper end of the lower cap 30a among the caps 30 adjacent to each other may be formed in plural as shown in FIG. 5. In this case, the plurality of protrusions 33 may be spaced apart from each other in the longitudinal direction of the lower pipe 10a.

Referring to FIG. 5, the coupling groove 35 provided at the lower end of the upper cap 30b may be formed in plural in correspondence with the number of the protrusions 33.

As described above, according to the present exemplary embodiment, the protrusion 33 and the coupling groove 35 are formed in plural, so that the upper cap 30b and the lower cap 30a may be coupled to each other more effectively.

Referring to FIG. 1, the uppermost cap 30c is provided at the lower end of the uppermost pipe 10c of the plurality of pipes 10. The uppermost cap 30c may be provided with a display unit (not shown).

6 is a view of the top cap included in the cane according to an embodiment of the present invention from one side, Figure 7 is a view of the top cap included in the cane according to an embodiment of the present invention to the other side.

6 and 7, display parts 71 and 72 may be provided at one side and the other side of the uppermost cap 30c, respectively. These indicators 71 and 72 provide information about the rotational direction of the remaining pipes except the uppermost pipe 30c.

In more detail, as described above, a positioning mechanism (not shown) disposed on top of the bottom pipe among neighboring pipes operates to squeeze or depress the inner side of the top pipe according to the rotational direction of the bottom pipe with respect to the top pipe. do. Therefore, according to the rotation direction of the lower pipe, the lower pipe may be fixed or released from the upper pipe.

For example, referring to FIG. 6, the display unit 71 provides information that the remaining pipe located below the uppermost pipe 10c may be fixed if the remaining pipe rotates to the right.

In addition, referring to FIG. 7, the display unit 72 provides information that the position fixing may be released when the remaining pipe located below the uppermost pipe 10c rotates to the right.

Thus, the cane according to the present embodiment includes the display portions 71 and 72 so that the user can easily use the cane.

8 is a cross-sectional view showing a coupling relationship of a plurality of caps included in the wand according to another embodiment of the present invention.

Referring to FIG. 8, when arbitrarily selecting two mutually neighboring pipes among the plurality of pipes 10, the upper cap 50b and the lower pipe 10a provided in the upper pipe 10b among the two mutually neighboring pipes may be provided. The provided lower cap 50a may be coupled to each other.

According to the present embodiment, the upper cap 50b and the lower cap 50a may be mutually coupled to each other by magnetic force. In this case, the lower cap 50a may include a first magnet 52, and the upper cap 50b may include a second magnet 54 having a polarity opposite to that of the first magnet 52.

However, the upper cap 50b and the lower cap 50a according to the present embodiment include magnets 54 and 52, respectively, but this is merely an example, and any one of them includes a magnet and the other includes a magnetic material. It can be configured.

According to the present embodiment as described above, the bottom cap 50a and the upper cap 50b are naturally coupled by the magnetic force in the process of inserting the lower pipe 10a into the upper pipe 10b, thereby making it simple and effective. And easy to maintain.

According to the present embodiment, each cap 50 may include a first magnet 52 and a second magnet 54. In addition, each cap 50 may further include a ring-shaped inner cap 56 surrounding the outer circumferential surface of each pipe 10 and an outer cap 58 surrounding the inner cap 56. The inner cap 56 may be made of high quality plastic, and the outer cap 58 may be made of soft plastic such as rubber. In this case, the first magnet 52 and the second magnet 54 may be interposed between the inner cap 56 and the outer cap 58, respectively.

However, the uppermost cap provided on the uppermost pipe of the plurality of pipes does not necessarily include the first magnet because there is no other pipe adjacent to the upper side. In addition, the lowermost cap provided in the lowermost pipe among the plurality of pipes does not need to include the second magnet because there is no other pipe adjacent to the lower side thereof.

Although the embodiments of the present invention have been described above, the idea of the present invention is not limited to the embodiments presented herein, and those skilled in the art to understand the idea of the present invention are within the scope of the same idea, and the addition of components, Alterations, deletions, additions, etc. may easily suggest other embodiments, but this is also within the scope of the present invention.

1 is a perspective view of a multi-stage cane according to an embodiment of the present invention,

2 is an enlarged schematic view of a portion A of FIG. 1;

3 is a view showing when the cane has a minimum length according to an embodiment of the present invention,

4 is a view showing the section IV-IV of FIG.

5 is a view showing a modification of the cap according to another embodiment of the present invention,

Figure 6 is a view of the top cap included in the cane according to an embodiment of the present invention from one side,

7 is a view of the uppermost cap included in the cane according to an embodiment of the present invention to the other side,

8 is a cross-sectional view showing a coupling relationship of a plurality of caps included in the wand according to another embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

10: pipe

10a: bottom pipe

10b: upper pipe

10c: top pipe

10d: bottom pipe

30: cap

30a: bottom cap

30b: top cap

30c: top cap

30d: bottom cap

32, 33: projection

34, 35: coupling groove

38: uneven portion

52: first magnet

54: second magnet

Claims (8)

Multi-stage wand with adjustable length, A plurality of pipes; And A ring-shaped cap provided at a lower end of each pipe and surrounding an outer circumferential surface of each pipe, The lower pipe of two adjacent pipes among the plurality of pipes is slidably coupled to the upper pipe, The upper cap provided on the upper pipe and the lower cap provided on the lower pipe is a multi-stage cane, characterized in that the mutual coupling. The method of claim 1, The upper end of the lower cap is provided with a projection, The lower end of the top cap is a multi-stage cane, characterized in that the engaging groove is provided with the protrusion. The method of claim 2, The protrusion is made of a plurality, The plurality of protrusions are spaced apart from each other in the longitudinal direction of the lower pipe, The coupling groove is a multi-stage cane, characterized in that consisting of a plurality corresponding to the plurality of projections. The method according to any one of claims 1 to 3, The material of the cap is a multi-stage cane, characterized in that it comprises a rubber. The method of claim 4, wherein Multi-step stick, characterized in that the outer peripheral surface of the cap is provided with a plurality of irregularities arranged to be spaced apart from each other. The method of claim 1, And the top cap and the bottom cap are coupled to each other by magnetic force. The method of claim 6, The bottom cap includes a first magnet, And the top cap includes a second magnet having a polarity opposite to the first magnet. The method of claim 1, On the outer circumferential surface of the uppermost cap provided on the uppermost pipe of the plurality of pipes, Multi-stage cane, characterized in that the display unit for providing information about the direction of rotation of the remaining pipe.

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