JP2020018772A - Walking stick and walking stick fixing member - Google Patents

Abstract

To provide a walking stick that can release fixation between tube bodies without any direct touching with a button when releasing connection-fixation between the tube bodies.SOLUTION: A button locking part 30 includes: a body part 31 having a space part 33 through which a second tube body 120 is inserted; a button storage part 34 having a diameter that is larger than the space part 33 and storing a button 22 inside thereof; and a tapered part 35 inclined toward a side of a grip that is provided inside the button storage part 34.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a cane using a shaft in which a plurality of pipes (pipes) are connected, and a cane fixing member used for the cane. In particular, the present invention relates to a cane using a button capable of moving in and out of the pipe. The present invention relates to a cane for connecting and fixing a body and a tube, and a cane fixing member.

  2. Description of the Related Art Conventionally, a foldable wand using a shaft assembled by connecting a plurality of tubular bodies each containing a common string member is known. Patent Literature 1 discloses a technique for connecting and fixing a tube and a tube using a button that moves in and out of the tube when assembling the shaft.

JP 2013-244305 A

  By the way, in order to carry or store the cane in a compact state, it is necessary to release the connection between the tubes. However, the technique disclosed in Patent Literature 1 has a problem in that the user needs to directly touch and depress the button in order to release the connection and fixation between the pipes, which is troublesome. .

  In addition, since a biasing force acting in the direction opposite to the direction in which the button is pressed is applied to the button by a spring built into the tube, a certain amount of force is required when pressing the button, and the repulsive force of the spring Therefore, there is a problem that a burden is imposed on the thumb and the like of the user. Furthermore, a weak user such as a woman or an elderly person may not be able to depress the button.

  SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has an object to release connection and fixing of a tube and a tube without directly touching a button when releasing connection and fixing of the tube and the tube. .

  In order to achieve the above object, a wand of the present invention includes a shaft including a first tube and a second tube, which are provided with a common string member in a tube, and to which tension is applied by the string member, and an upper portion of the shaft. A button provided on the first tube, and a button lock portion provided on the first tube for locking the button protruding to the outside of the second tube. Wherein the second tube slides inside the first tube so that the length of the shaft can be adjusted, and the button lock portion is provided for allowing the second tube to pass therethrough. A main body having a space, a button housing having a diameter larger than the space and housing the button inside, and a tapered portion inclined toward the grip provided inside the button housing, Have.

  In addition, the wand fixing member of the present invention includes a common string member in the tube, a shaft including the first tube body and the second tube body to which tension is applied by the string member, and an upper portion of the shaft. A button provided on the first tube, which locks a button protruding to the outside of the second tube, a button lock portion provided on the first tube, And a second tube, which is used for a cane whose shaft length can be adjusted by sliding inside the first tube, for allowing the second tube to pass therethrough. A body portion having a space portion, a fixing portion for mounting and fixing to the surface of the first tubular body, a button storage portion having a larger diameter than the space portion and storing a button inside, and a button storage portion. And a taper part provided inside and inclined toward the grip side.

  ADVANTAGE OF THE INVENTION According to the cane and the cane fixing member of this invention, when releasing connection and fixing of a tube and a tube, a user does not need to touch a button directly, and can easily release connection and fixing of a tube. Can be.

1 is an overall view of a cane according to an embodiment of the present invention. It is the figure which showed the state where the connection part of the tube of the cane concerning embodiment of this invention was cancelled | released. 1 is an overall view of a state in which a cane according to an embodiment of the present invention is folded. 1 is an overall perspective view of a cane fixing member attached to a cane according to an embodiment of the present invention. FIG. 5 is a longitudinal sectional view of the cane fixing member taken along line AA shown in FIG. 4. It is a front view of the cane fixing member in the state engaged with the button. It is a figure for explaining the process of the folding work and the assembling work of the cane according to the embodiment of the present invention.

  Hereinafter, embodiments of the present invention (hereinafter, referred to as present examples) will be described in detail with reference to the drawings. In the specification and the drawings, substantially the same elements or members having the same functions will be denoted by the same reference characters, and redundant description of the invention will not be repeated.

FIG. 1 is an overall view of the walking stick of the present example. In the description below, the direction where the grip of the cane is located is set as “upper”, and the side where the ground contact portion is located is set as “lower”.
As shown in FIG. 1, the cane 1 of the present example includes a shaft 10, a grip 20 attached to an upper end of the shaft 10, and a ground contact portion 30 attached to a lower end of the shaft 10. . A strap 21 is attached to the upper end of the grip 20. The shaft 10 includes a plurality of pipes (pipe) 100, 110, 120, 130, 140 made of a carbon material or the like.

  In this example, the shape of the grip 20 is a shape extending in the axial direction of the shaft 10, but may be a T-shape extending in a direction perpendicular to the shaft 10. In this embodiment, a rubber butt member 25 is attached to the lower end of the shaft 10. The user of the cane grasps the grip 20 with his hand and uses the ground contact portion 30 at the tip of the shaft 10 while making contact with the ground. When the cane is used as a ski pole, the stone push member 25 is unnecessary, and the tip of the shaft 10 contacts the snow surface as the ground contact portion 30.

FIG. 2 is an overall view of the cane 1 of the present embodiment in a state where the tube of the shaft 10 is separated.
As shown in FIG. 2, the shaft 10 of the cane 1 of this embodiment is composed of five tubes that can be assembled and separated from each other. The shaft 10 includes, from the upper side, an upper tube 100 having a grip 20 and a lever lock member 23, a first tube 110 having a cane fixing member 50, a second tube 120 having a button 22, and an insert. It comprises a third tube 130 with 220, a lower tube 140 with an insert 230 and a ground contact 30.
In this example, the shaft 10 is composed of five tubes, but the number of the tubes is not particularly limited, and the shaft 10 may be composed of four or less tubes, or six or more tubes. May be configured.

  A common string member 15 is built in the first tube 110, the second tube 120, the third tube 130, and the lower tube 140. A tying member 16a is fixed to the upper end of the string member 15 inserted into the first tubular body 110, the second tubular body 120, the third tubular body 130, and the lower tubular body 140. The tool 16a is locked at the upper end of the tube 110. A binding tool 16b is also provided at the lower end of the string member 15, and the binding tool 16b is locked by a tension spring 28 as a fixing tool provided inside the lower tube 140. Note that even if the first tube 110, the second tube 120, the third tube 130, and the lower tube 140 are disconnected and separated from each other, the first tube 110 Since the second pipe 120, the third pipe 130, and the lower pipe 140 are connected by one string member 15, it is not necessary to manage each pipe, and the burden of storage is reduced.

  The string member 15 generally includes a string-like material having little or no stretch, such as a string, a line, or a rope made of fiber or leather, or a string-like material having an attribute of stretching, such as a rubber string. .

  Further, in this example, a fixing device for locking with the tying member 16b is provided inside the lower tube 140, but the length of the string member 15 is slightly shortened so that the inside of the third tube 130 is A fixture may be provided.

  An insertion hole having a diameter larger than the outer diameter of the second tube 120 is formed inside the first tube 110, and the second tube 120 inserted into the first tube 110 is formed therein. Moves slidably along the axial direction of the shaft 10 within the tube of the first tube 110.

  An insertion hole having a diameter larger than the outer diameter of the first tube 110 is formed inside the upper tube 100, and the first tube 110 inserted into the upper tube 100 is connected to the upper tube 100. It moves slidably inside the body 100 along the axial direction of the shaft 10.

  The second tube 120 is provided with a button 22 that can be retracted from the inside of the second tube 120 to the outside. The button 22 is urged by a spring 26 provided inside the second tube 120 in a direction to move from the inside of the tube to the outside. When the user pushes the button 22 into the inside of the second tube 120, the second tube 120 is slidable with respect to the first tube 110, and the tension of the string member 15 is loosened and the first tube 120 is loosened. The fixed connection between the tube 110 and the second tube 120 is released. On the other hand, by protruding the button 22 to the outside of the second tube 120 and engaging with the fixing member 50 provided in the first tube 110, the first tube 110 and the second tube 120 are engaged. Can be connected and fixed.

  At the connection between the second tube 120 and the third tube 130, an insert 220 is provided at the upper end of the third tube 130, and the insert 220 of the third tube 130 is By inserting the second tube 120 into the lower end of the second tube 120, the second tube 120 and the third tube 130 are connected and fixed. The insert 220 is configured by press-fitting a part of the convex connection pipe 222 into the pipe of the third pipe body 130 and fixing it by bonding or the like. A plug 224 made of plastic or rubber is inserted into the upper end of the connection pipe 222, and the insert 220 is in close contact with the inner surface of the second pipe 120. The plug 224 has a through hole (not shown) through which the string member 15 is inserted. The insert 220 may be provided at the lower end of the second tube 120 instead of the upper end of the third tube 130.

  A lever lock member 23 is provided at a lower end of the upper tube 100 at a connection portion between the upper tube 100 and the first tube 110. By opening the lever of the lever lock member 23, the connection and fixation between the upper pipe 100 and the first pipe 110 are released, and the first pipe 110 is slidable with respect to the upper pipe 100. By storing the first tube 110 inside the upper tube 100, the length of the shaft 10 can be adjusted. After the adjustment of the shaft 10, the upper tube 100 and the first tube 110 are connected and fixed by closing the lever of the lever lock member 23.

  An insert 230 is provided at the upper end of the lower tube 140 at the connection between the third tube 130 and the lower tube 140. The insert 230 has a through hole (not shown) through which the string member 15 is inserted. By inserting the insert 230 of the lower tube 140 into the lower end of the third tube 130, the third tube 130 and the lower tube 140 are connected and fixed.

FIG. 3 is an overall view of the cane 1 in a state where the connection and fixation of the tube body are released and the tube is folded.
As shown in FIG. 3, the cane 1 is folded in a state where the connecting portions of the respective tubes are released and the adjacent tubes are adjacent to each other. In this example, the second tube 120 is folded while being pushed into the first tube 110. As shown in FIG. 3, the first tube 110, the second tube 120, the third tube 130, and the lower tube 140 are connected by the string member 15 arranged in the tube. There is no danger of losing each tube even in the separated state. The user can store and carry the cane 1 in such a folded state. In this example, the upper tube 100 and the first tube 110 are folded in a separated state. However, the first tube 110 may be folded in a state of being housed in the upper tube 100. Good.

FIG. 4 is an overall perspective view of the cane fixing member attached to the first tube 110.
As shown in FIG. 4, the button fixing member 50 as the wand fixing member of the present example includes a main body 31 having a space 33 into which the second tube 120 is slidably inserted, and a second tube And a button storage section 34 for storing the button 22 provided in the button 120. The main body 31 is a cylindrical member made of metal, resin, or the like, and has a space 33 formed of a through hole inside the main body 31.

FIG. 5 is a longitudinal sectional view of the cane fixing member cut along the line AA shown in FIG. 4.
As shown in FIG. 5, the button storage portion 34 is provided continuously below the main body portion 31, and is configured to have a diameter larger than the diameter of the space portion 33. Inside the button storage portion 34, a tapered portion 35 that is inclined so that the diameter decreases toward the upper portion is formed.
The inclination of the tapered portion 35 in this example is set such that the angle θ with respect to the axis L is about 40 degrees. The inclination angle of the tapered portion 35 is appropriately set according to the size of the button 22.

  A fixing portion 32 for fixing to the outer peripheral surface of the first tube 110 is provided on the inner peripheral surface of the main body portion 31. The diameter of the fixing portion 32 is formed to be substantially the same as the outer diameter of the first tube 110, and is fixed to the outer peripheral surface of the lower end portion of the first tube 110 by an adhesive or the like. Further, the diameter of the fixing portion 32 is formed so as to be larger than the outer diameter of the second tube 120, whereby the second tube 120 inserted into the cane fixing member 50 can be smoothly moved. Can slide.

FIG. 6 is a diagram illustrating a state in which the button 22 and the button fixing member 50 are engaged.
As shown in FIG. 6, a notch 36 as an engagement portion 37 for engaging with the button 22 protruding outside the second tubular body 120 is provided below the button fixing member 50 of the present example. Is formed. The notch 36 has a U-shape and is formed to extend in the axial direction L. By fitting the button 22 into the notch 36, the button 22 is locked by the button fixing member 50, and the first tube 110 and the second tube 120 are connected and fixed by the tension of the string member 15.

  In addition, a recess 39 formed of a notch 38 formed in the lower part of the button fixing member 50 so as to extend in the circumferential direction of the shaft 10 so as to be continuous with the notch 36 is provided. When releasing the connection between the first tube 110 and the second tube 120, the user always moves the button 22 in the same direction by moving the button 22 in the circumferential direction along the recess 39. Can be moved. Further, since the moved button 22 abuts on the end of the concave portion 39 and stops, it is possible to prevent the user from moving the button 22 in the circumferential direction more than necessary.

  In this example, the button fixing member 50 formed separately from the first tube 110 is used, but the structure of the button fixing member 50 is directly attached to the lower end of the first tube 110. It may be formed.

Next, an example of how to use the stick 1 of the present embodiment will be described separately for folding and assembling with reference to FIG.
First, a procedure for folding the cane 1 will be described, including a procedure for releasing the connection and fixing of the tubular body.

  First, from the state where the button 22 shown in FIG. 6 is engaged with the button fixing member 50, the user grips the shaft 10 including the second tube 120 with both hands, and is disposed inside the tube. The engagement between the button 22 and the engaging portion 37 is released by pulling the second tube 120 downward while resisting the pulling force of the string member 15.

  Next, in a state where the fitting between the button 22 and the notch 36 of the engaging portion 37 is released, the second tubular body 120 is twisted in the circumferential direction of the shaft 10, and the fitting with the notch 36 is released. The button 22 is moved along the recess 39. At this time, the button 22 contacts the end of the concave portion 39, and the button 22 and the button storage portion 34 face each other in the axial direction of the shaft 10 as shown in FIG. 7A. In addition, in this example, since the button 22 abuts on the end of the concave portion 39, the user cannot twist the shaft 10 any more, so that the string member 15 arranged inside the tube is screwed off. Can be prevented.

  Next, when the pulling force of the second tubular body 120 is reduced, the button 22 is stored in the button storage portion 34 by the pulling force of the string member 15, as shown in FIG. Locked in contact with the tapered portion 35.

  Next, by pushing the second tubular body 120 into the first tubular body 110, the button 22 moves upward along the inclined shape of the tapered portion 35 in a state of being in contact with the tapered portion 35. As a result, as shown in FIG. 7C, the button 22 is pushed into the second tube 120 while resisting the urging force of the spring 26.

  Further, when the second tube 120 is pushed into the first tube 110, the button 22 moves further upward and passes through the tapered portion 35 as shown in FIG. Reach the inner circumference. At this time, the locking between the tying member 16a of the string member 15 and the upper end of the tube 110 and the locking between the tying member 16b and the tension spring 28 of the lower tube 140 are released, and the tension of the string member 15 is loosened. In this state, the insert 220 of the third tubular body 130 is pulled out from the second tubular body 120 to release the fixed connection between the second tubular body 120 and the third tubular body 130.

  Further, by pulling out the insert 230 of the lower tubular body 140 from the third tubular body 130 and releasing the connection and fixing between the lower tubular body 140 and the third tubular body 130, the cane 1 is brought into the state shown in FIG. Fold.

  In addition, the user releases the lever of the lever lock member 23 of the upper tube 100 from the state of FIG. 1 to release the connection and fixation of the upper tube 100 to the first tube 110, and to release the body. The length of the shaft 10 is adjusted according to.

Next, a procedure for assembling the cane 1 in this example will be described, including a procedure for connecting and fixing the tube.
First, the insert 230 of the lower pipe 140 is inserted into the lower end of the third pipe 130, and the lower pipe 140 and the third pipe 130 are connected and fixed.

  Next, the insert 230 of the third tube 130 is inserted into the lower end of the second tube 120 pulled out from the first tube 110, and the second tube 120 and the third tube 120 are inserted. And 130.

  Next, from the state shown in FIG. 7D, the second tube 120 is pulled downward, and the button 22 is pulled from the inside of the first tube 110, as shown in FIG. Move to 34. At this time, the tying member 16a of the string member 15 and the upper end of the first tube 110 and the tension spring 28 of the lower tube 140 are locked.

  Next, the second pipe 120 is further pulled downward, and the position of the button 22 is moved to the outside of the button storage portion 34 against the pulling force of the string member 15. To move.

  After matching the positions of the button 22 and the notch 36 in the axial direction of the shaft 10, the pulling of the second tube 120 is stopped. As a result, the button 22 is fitted into the notch 36 by the pulling force of the string member 15, and the engagement between the button 22 and the engaging portion 37 is completed. Thereby, the cane 1 can be assembled in the state shown in FIG.

  As described above, according to the wand 1 of the present example, the use of the button fixing member 50 allows the user to push down the button 22 without directly touching the wand, thereby reducing the burden on the finger or the like. Can be. Thereby, the work of releasing the connection and fixing of the tube 110 and the like when the cane 1 is folded and the work of connecting and fixing the tube 110 and the like when assembling the cane 1 can be easily performed.

  Further, by using the button fixing member 50 of the present example, the button 22 can be pressed down by holding and twisting the first tube 110 and the second tube 120 with both hands. Accordingly, even with a small force, the work of connecting and fixing the tube 110 and the like and the work of releasing the connection and fixation can be easily performed. Therefore, even a weak user such as a woman or an elderly person can easily perform the folding and assembling work of the cane 1.

  As described above, the embodiments of the present invention have been described. However, it is needless to say that the present invention is not limited to these embodiments, and can adopt various other embodiments. For example, the shape of the button fixing member 50 is not limited to the shape of the present example, as long as the button fixing member 50 includes the button storage portion 34 and the tapered portion 35. The walking stick 1 includes a walking pole, a walking pole, a climbing pole, a ski pole, a training stick for rehabilitation, and the like.

DESCRIPTION OF SYMBOLS 1 ... Cane, 10 ... Shaft, 15 ... String member, 16 ... Binding tool, 100 ... Upper pipe, 110 ... First pipe, 120 ... Second , A third pipe, 140 a lower pipe, 20 a grip, 21 a strap, 22 a button, 23 a lever lock member, 25 ··· Stone members, 26 ··· Spring, 28 ··· Tension spring, 30 ··· Ground contact part, 31 ··· Main body part, 32 ··· Fixed part, 33 ··· Space part, 34 · ..Button storage section, 35 taper section, 36 notch, 37 engagement section, 38 notch, 39 recess, 50 button fixing member

Claims (4)

A shaft including a first tubular body and a second tubular body, which are provided with a common string member in the tube, and are mutually tensioned by the string member;
A grip provided on the upper part of the shaft,
A button that is able to come and go from the inside of the second tube to the outside,
A button lock portion provided on the first tube, for locking the button protruding to the outside of the second tube.
The second tube is a wand slidable inside the first tube,
The button lock unit,
A main body having a space through which the second tube is inserted;
A button storage portion having a diameter larger than the space portion and storing the button therein;
A tapered portion inclined toward the grip provided inside the button storage portion,
With a cane. The wand according to claim 1, wherein the button lock portion includes a notch extending in an axial direction of a shaft to be engaged with the button protruding to the outside of the second tubular body. . The wand according to claim 2, wherein the button lock portion includes a recess formed in a circumferential direction of a shaft and connected to the notch of the engagement portion. A shaft including a first tubular body and a second tubular body, which are provided with a common string member in the tube, and are mutually tensioned by the string member; a grip provided on an upper portion of the shaft; A button provided on the first tubular body, the button locking portion being provided on the first tubular body and locking the button protruding to the outside of the second tubular body; 2 is a cane fixing member used for a cane slidable inside the first tubular body,
A main body having a space through which the second tube is inserted;
A fixing portion for mounting and fixing to the surface of the first tubular body;
A button storage portion having a diameter larger than the space portion and storing the button therein;
A tapered portion inclined toward the grip provided inside the button storage portion,
A fixing member for a cane comprising:

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