JP2016019712A - Cane and cart - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cane and cart which has both a cane function and a cart function, and is simple and compact.SOLUTION: A hollow main bar includes: a handle at one end; a lock hole; a key-shape part lock hole; a joint connected on the other end and including a joint pin insertion hole. A hollow sub bar includes: a lock protrusion insertion groove hole; a joint pin slide groove hole; a front wheel holder arranged at one end and including a wheel and a use switch lever; a rear wheel holder mounted on the other end and including a wheel and a cane tip rubber part. The hollow main bar is inserted into the front wheel holder side of the hollow sub bar from the joint direction, connected by inserting a joint pin into the joint pin insertion hole from a joint pin slide groove hole, pressed thoroughly to a depth side and thereby a lock protrusion of the use switch lever is fitted into the lock hole of the hollow main bar, and the hollow main bar and the hollow sub bar are fixed to establish a cane mode. When the periphery of a key-shape part is pressed, lock is released. And when the hollow main bar is pulled out thoroughly and bent upward, the key-shape part is locked into the key-shape part lock hole and fixed in a bent state to establish a cart mode.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a stick and a cart that can be converted into a cart for moving a handbag by a general function of a stick.

  Conventional general walking sticks have a safety and security while supporting the body during walking.

  There are also two-wheeled carts that assist in transporting small parcels (for example, carts with bags).

  Furthermore, there are carts with four wheels that can support the body while assisting the transportation of small packages (for example, carts with four wheels).

Japanese Utility Model 5-13429

  The conventional general walking stick described above assists walking while maintaining safety and security by supporting the body during walking, but there is no simple cart that assists when moving only handbags. Also, some carts reduce the burden while supporting the body when carrying small packages, but they are bulky and sometimes inconvenient when carrying.

  The present invention solves the problem with a compact and simple mechanism, focusing on the convenience of adding a function that can reduce the burden while supporting the body during the movement of a handbag to the conventional general stick function. Is intended to be realized.

  In order to achieve the above-mentioned object, the present invention can be converted into a stick function composed of a single straight bar connected to the handle and an anti-slip rubber part into a cart function that reduces the burden of hand-carried load movement. The hollow main rod has a handle connected to and fixed to one end, and the other end has a locking hole on the center line aligned with the grip direction of the handle and a locking protrusion of the application conversion lever. The joint is provided with a joint pin insertion hole penetrating the center in the connection part and the spherical body part or the semicircular body, and the joint pin insertion hole is provided in the hollow main rod. The connecting portion is connected and fixed to the end of the hollow main rod so as to be perpendicular to the line of the lock hole and the key-shaped portion lock hole, and the hollow sub rod has a notch with a width that allows the joint to enter at one end. The groove with the convex part for locking Provided so that the locking hole of the hollow main rod and the key-shaped part lock hole are in a straight line, and provided joint pin slide groove holes penetrating on both sides to be on the same direction as the joint pin insertion hole of the joint, The front wheel holder attached to one end of the hollow sub-rod has a lever mounting pin hole formed at one end with a gap on the same center line as the holder notch having a width that allows the aerial main rod to enter and penetrating at a right angle. And a wheel shaft for mounting the same wheel as the joint pin slide groove of the hollow sub rod on the opposite side of the chevron, and the front end of the hollow sub rod to the notch side The rear wheel holder is inserted, the notch of the hollow auxiliary rod and the holder notch of the front wheel holder are aligned and fixed, and the rear wheel holder attached to the other end of the hollow auxiliary rod is the front wheel holder and Wheel shaft as well Attach, attach the tip rubber part to the end, attach the wheel to the wheel shaft, insert the rear wheel holder to the wheel shaft of the front wheel holder at an angle, and fix it to the hollow auxiliary rod. The joint end is inserted from the tube end with the notch of the hollow sub rod, and the joint pin is inserted and connected from the joint pin slide groove hole of the hollow sub rod to the joint pin insertion hole of the joint. , Coil spring mounting projection, locking projection, and lever mounting pin hole. To install the application conversion lever, the coil spring is fitted into the coil spring mounting projection, and the locking projection is locked to the hollow sub rod. The application converting lever is attached to the gap between the chevron portions of the front wheel holder while being inserted into the groove with the convex portion for use. When the bar mounting pin hole is aligned and mounted with the lever mounting pin and the hollow main bar is pushed into the cylinder of the hollow sub bar in the above-mentioned mechanism form, the end of the sphere part of the joint becomes the end of the application converting lever. By pushing up the convex part for locking and resisting the coil spring, the application conversion lever is in a horizontal state. The hollow main rod and the hollow sub rod slide into the stick mode, and the lock is released by pressing around the key-shaped portion of the application converting lever. When the hollow main rod is pulled out from the hollow sub rod, the locking convex portion loses resistance and the application conversion lever is turned upward by the repulsion of the coil spring. Been That the upwardly bent at folding mechanism by said joint pin, and a mechanism for key form part of the application conversion lever enters the Kagigata portion lock hole of the hollow main rod will be locked in the folded form cart mode.

  As a means for solving the second problem, a handle groove is provided in a direction in which the handle is gripped, so that a handle strap or the like can be hung on the handle groove so that the handle can be gripped together with the handle.

  In addition to the normal stick function, the operation of the first problem solving means is provided with a hollow main rod and a hollow sub rod, and the hollow main rod inserted into the cylinder of the hollow sub rod is connected to each other by a joint pin of the joint. The rod can be slid without twisting in the cylinder, and it becomes a stick mode that is locked by the locking convex part of the application conversion lever, and the lock is released by the application conversion lever. Pull out the hollow main rod and bend it upward at the joint pin connection part, lock it with the key shape part of the application conversion lever, and change to the cart mode. Can be useful.

  In addition, the action of the second problem solving means is to hang a handbag string on the handle groove in the direction of gripping the handle. Stable movement can be reduced by reducing the wobbling of handbags at the time, and it can be used to reduce the burden of handbags while waiting in the stick mode or when riding.

  As described above, the walking stick & cart of the present invention has a general walking stick function and a function that can freely convert the cart function in a compact shape, and can provide an improved convenience and economy.

Front view of the walking stick and cart according to the embodiment of the present invention in the walking stick mode Right side view of Fig. 1 Front view in the cart mode in the walking stick & mode of the embodiment of the present invention Right side view of Fig. 3 AA partial sectional view in the right side view of FIG. BB partial sectional view in the right side view of FIG. (A) Enlarged top view of joint 3 (b) Enlarged side view of above (a) (A) (b) (c) (d)

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

  As shown in FIGS. 1 and 2, the end of the hollow main rod 2 and the hollow sub rod 5 to which the handle 1 is connected, the wheel 11 attached to the wheel shaft 12 on the notch 5c side, and the application converting lever 8 A front wheel holder 6 that is attached to the other end, and a hollow sub-rod 5 that is provided at both ends with a rear wheel holder 7 that is similarly attached to the other end with a wheel 11 and a stick tip rubber part 13 attached thereto. It consists of and.

  As shown in FIGS. 5 and 6, the hollow main rod 2 connecting the joint 3 provided with the connecting portion 3a, the spherical body portion 3b, and the joint pin insertion hole 3c is provided with a joint pin slide groove hole 5a. It is inserted into the cylinder of the hollow sub-rod 5 and the joint pin 4 is inserted and connected from the joint pin slide groove hole 5a to the joint pin insertion hole 3c to prevent twisting and coming out and to be slid freely.

  Further, as shown in FIGS. 5 and 6, while attaching the coil spring 9 to the coil spring mounting projection 8 d of the application converting lever 8, the locking convex portion 8 c is inserted into the locking convex portion-containing groove hole 5 b of the hollow auxiliary rod 5. However, it is attached to the gap 6c of the angled portion 6b of the front wheel holder 6, the lever mounting pin hole 6d and the lever mounting pin hole 8a are aligned, and the lever mounting pin 10 is inserted and mounted.

The operation of the above configuration will be described above. As shown in FIG. 5, when the hollow main rod 2 is inserted to the back of the hollow auxiliary rod 5, it stops at a predetermined position, and at the same time, the locking projection 8 c of the application converting lever 8 is rebounded by the coil spring 9 to lock the hollow main rod 2. The hole 2a is inserted and locked, and sliding is impossible, and the stick mode is entered. When the area around the key-shaped portion 8b of the use changing lever 8 is pushed, the lock is released.
,

  Further, as shown in FIG. 6, when the hollow main rod is pulled out to the end of the joint pin slide groove hole 5a of the hollow sub rod 5, there is no resistance to the locking convex portion 8c of the application converting lever 8, and the coil spring 9 is repelled. The key-shaped portion 8b of the application converting lever 8 is inclined upward, and the hollow main rod 2 is bent upward to a predetermined position. At the same time, the key-shaped portion lock hole 2b and the key-shaped portion 8b of the application converting lever 8 are automatically The cart is in the cart mode and is pushed around the key-shaped portion 8b, so that the hollow main rod 2 can be unlocked.

  FIG. 8 shows a process from a stick mode (A-A partial cross-sectional view in FIG. 5) to a cart mode (BB cross-sectional view in FIG. 6). The downward arrow of the conversion lever 8 indicates the unlocking of the stick mode in FIG. 5 by pushing, and (b) is a process in which the hollow main rod 2 is being pulled out from the locking convex portion 8c of the application conversion lever 8. The groove width of the key-shaped part lock hole 2b of the hollow main rod 2 is set to be narrow, and the locking convex part 8c is shown not passing through the key-shaped part lock hole 2b, and (c) Further, the hollow main rod 2 is pulled out, and immediately after the end of the spherical portion 3b of the joint 3 passes the locking convex portion 8c of the application converting lever 8, the application converting lever 8 changes its direction obliquely upward due to the repulsion of the coil spring 9. (D) further shows a hollow main rod. When as possible pull out, which was shown that bending the joint pin 4 upwards hollow main rod 2 as a fulcrum, when it is further bent lock becomes cart mode in FIG. The process from cart mode to stick mode is the reverse of the above.

  Further, as shown in FIG. 2, by providing a handle groove 1a, a hand strap or the like is hooked in the cart mode.

  As described above, according to the present embodiment, the stick mode and the cart mode can be easily and appropriately converted, the hand straps can be easily hooked in the cart mode, and there is no resistance to carrying in a compact form, which is convenient. The effect that has both characteristics and economy is obtained.

DESCRIPTION OF SYMBOLS 1 Handle 1a Handle groove 2 Hollow main rod 2a Locking hole 2b Key-shaped part locking hole 3 Joint 3a Connection part 3b Sphere part 3c Joint pin insertion hole 4 Joint pin 5 Hollow sub-rod 5a Joint pin slide groove hole 5b Locking convex part Groove 5c Notch 6 Front wheel holder 6a Holder notch 6b Angle 6c Gap 6d Lever mounting pin hole 7 Rear wheel holder 8 Application conversion lever 8a Lever mounting pin hole 8b Key shape 8c Locking convex part 8d Coil spring mounting Protrusion 9 Coil spring 10 Lever mounting pin 11 Wheel 12 Wheel shaft 13 Tip rubber part

Moreover, action by the second means for solving problems is the this multiplying like handbag straps of handbag load the gripping direction of the handle grooves of the handle, will be behind the wheel and handbag straps or the like together, the kart mode Stable movement can be assisted by reducing the wobbling of the handbag when moving, and it can be used to reduce the burden of handbags while waiting in the stick mode or when riding.

Claims (2)

It is formed so that it can be converted to a cart function that reduces the burden of handbag movement on the stick function that consists of a single straight bar connected to the handle and anti-slip rubber parts,
The hollow main bar has a handle connected to and fixed at one end, and a lock hole at the other end and a width narrower than the lock projection of the application conversion lever on the center line that matches the grip direction of the handle. Form a lock hole,
The joint is provided with a joint pin insertion hole penetrating the center in the connection portion and the spherical portion or semicircular body, and the joint pin insertion hole is perpendicular to the line of the lock hole of the hollow main rod and the lock portion of the key shape portion. Connected and fixed to the end of the hollow main rod at the connection part so that
The hollow secondary bar is provided with a notch with a width that allows the joint to enter and a groove hole with a locking protrusion at one end so that the locking hole of the hollow main bar and the key-shaped part locking hole are aligned. , Providing joint pin slide groove holes penetrating on both sides so as to be on the same line as the joint pin insertion hole of the joint,
The front wheel holder attached to one end of the hollow sub-rod has a lever mounting pin hole formed at one end with a gap on the same center line as the holder notch having a width that allows the aerial main rod to enter and penetrating at a right angle. And a wheel shaft for mounting a wheel in the same direction as the joint pin slide groove of the hollow auxiliary rod is provided on the opposite side of the angular portion, to the notch side end of the hollow auxiliary rod, Insert the front wheel holder, and fix the notch of the hollow auxiliary rod and the holder notch of the front wheel holder together,
The rear wheel holder attached to the other end of the hollow sub-rod is attached to the wheel shaft in the same manner as the front wheel holder, the tip rubber part is attached to the end, the wheel is attached to the wheel shaft, and the rear wheel holder is attached to the rear wheel holder. Adjust the angle to the wheel shaft of the front wheel holder and insert and fix it in the hollow auxiliary rod.
Inserting the joint end of the hollow main rod from the notched tube end of the hollow sub rod, inserting a joint pin from the joint pin slide groove hole of the hollow sub rod to the joint pin insertion hole of the joint,
The application conversion lever has a key-shaped part, a coil spring mounting projection, a locking projection, and a lever mounting pin hole. To install the application conversion lever, the coil spring is fitted into the coil spring mounting projection, and the locking projection The application conversion lever is attached to the gap between the chevron portions of the front wheel holder while the lever is inserted into the slot with the locking convex portion of the aerial sub-rod, and the lever mounting pin hole in the chevron portion and the lever of the application conversion lever Align the mounting pin holes and attach with the lever mounting pins,
When the hollow main rod is pushed inward into the hollow sub-portion in the mechanism form, the end of the spherical portion of the joint pushes up the locking convex portion of the application converting lever and resists the coil spring to convert the application. The lever is in a horizontal state, and further, when the hollow main rod is pushed backward, the lock convex portion of the application conversion lever does not enter the key shape lock hole of the hollow main rod and fits into the lock hole, The slide of the hollow main rod and the hollow sub rod is locked to become a stick mode, the lock is released when the key-shaped portion of the application conversion lever is pressed, and when the hollow main rod is pulled out from the hollow sub rod, There is no resistance to the convex part, the application converting lever is turned upward by the repulsion of the coil spring, and when the hollow main rod is fully pulled out, the bending mechanism by the joint pin inserted in the spherical part of the joint is turned upward. Folding the key form part of the application conversion lever enters the Kagigata portion lock hole of the hollow main rod, and a locked in folded form mechanism becomes cart mode stick & cart.   The walking stick and cart according to claim 1, wherein a handle groove is provided in a direction in which the handle is gripped so that a handle strap can be hung on the handle groove so that the handle can be gripped together with the handle.

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