JP4243763B2 - Snow and road running - Google Patents

Description

    The present invention relates to a kite that can travel on a snow surface and can be driven with wheels on a road surface, and can be easily and reliably operated.

Traditionally, a wheeled trolley is usually used to transport people and luggage in winter, using a kite. Recently, however, snow removal work is frequently performed even in winter, and it is in an era when wheels are attached to the kite, which can be switched easily and reliably, and can be transported on snow and road surfaces. . However, with the conventional technology, there are no good products that meet the needs of these times, and many consumers have been strongly praised and long-awaited. If the inventor is due to was investigated, JP-A-5-221321, JP-Utility Model 53-7467 JP, such as Japanese Unexamined Utility Model Publication No. 49-29646, those that can also run transportation in the road surface even in the snow surface has been developed. However, none of these have led to good products that can meet consumer needs due to lack of research and technical capabilities.

  As mentioned in the background art, no cart that can run on both snow and road could meet the needs of modern consumers. Therefore, the inventor intends to provide a robust snow surface / road surface kite by making full use of the machine work technology cultivated in many years of research, making it easy and easy to switch between kites and wheels with one touch. To do. The snow surface / road surface traveling rod according to the present invention uses the principle of lever, and the axle fixing / detaching device fixes the axle at three points of a power point, a fulcrum, and an action point. Moreover, since the lever principle is fixed on both the left and right sides, it is possible to exert strong power in a double state. Furthermore, it is intended to provide a dredging that can be used for both snow and road surfaces, which has never been seen so far, and can be switched between a dredge and a wheel, and between a wheel and a crab with a single touch. .

    In order to achieve the above object, the snow surface / road surface traveling saddle in the present invention has the following configuration.

Claim 1

  In the push-type heel, two axle horizontal shafts 2 and 2 are fixed on the back and front of the back surface of the heel pedestal 1, and two wheels are attached to each other as a front wheel and a rear wheel. Horizontal axles 3 and 3 are provided. Further, four vertical axles 4 and 4 and eight bearing hinges 5 and 5 are provided between the horizontal axles 3 and 3 and the horizontal axle shafts 2 and 2. And a long pulling spring 6 is stretched from the lateral axles 3 and 3 of the front wheel to the rear upper central part of the heel, and the front and rear wheels are reinforced to reinforce between the front wheel and the rear wheel. Axle auxiliary plate 9 to which the reinforcing shafts 27 and 27 are fixed and the two vertical axles 4 and 4 of the rear wheel have the clasp holders 7 and 7 at the lower part and the connection fulcrum parts 8 and 8 at the rear part, 9 is fixed, and the axle fixing / removing device 10 is also attached to two sliding clasps 11, 11, knife-shaped warpages 12, 12 provided at the bottom, a substantially round fixing groove 13, 3 and the shaft support holes 14 and 14 are formed, and the rear portions of the two slide stoppers 11 and 11 are removed and the shaft 15 is connected and fixed to a substantially U-shape. The shaft support holes 14 and 14 and the connection fulcrum portions 8 and 8 are pivotally supported by bolts 16 and 16, and a vertical axle fixed horizontal shaft 17 is provided at the rear portion of the rod. It is fixed and stretched obliquely forward and upward at the rear ends of the sliding clasps 11 and 11 with tension springs 18 and 18 and molded.

Claim 2

  A rod-shaped rod stopper 19 having a pointed portion 20 at the lower end and a petal portion 21 at the upper end is set on the stopper adapter 22, and a release petal 23 and a pressing spring 24 are provided on the stopper adapter 22. The stopper adapter 22 is engaged with the rear column 26 of the heel, and further, one end of the stopper pulling spring 25 is engaged with the upper end of the heel stopper 19 and the other end is attached to either the left or right rear column 26 of the heel. The snow surface / road surface traveling rod according to claim 1, which is attached to the snow surface.

The invention's effect

Since this invention is comprised as mentioned above, there exists an effect described below.
1. Switching between the heel and the wheel is as simple as holding the rear axle 3 or 3 or the snap-off shaft 15 on either side protruding backward with your foot and pulling back the handshake of the heel toward you. With simple operation, you can switch from heel to wheel and from wheel to heel, which is very convenient.
2. When switching to wheel driving, the axle fixing / removing device 10 generates a powerful power with a slight force at the power point by using the principle of the power point, fulcrum, and action point, and the sliding clasps 11, 11 The axle fixed horizontal shaft 17 can be gripped. In addition, since there are two sliding clasps 11, 11, the power for holding the vertical axle fixed horizontal shaft 17 is doubled, so that it can withstand a weight of up to about 80 kg.
3. When letting go during wheel running, safety is safe because the kite plays the role of a stopper by switching from wheel running to kite running. Further, when releasing the kite during the kite travel, the pointed portion 20 provided at the lower end of the kite stopper 19 is snowed by pushing the petal portion 21 of the kite stopper 19 with the foot and lifting the handshake of the kite. Since it pierces the surface of the ice and ice, it acts as a stopper for the heel. To release the heel stopper 19, when the release petal 23 is pushed with a foot, the heel stopper 19 is returned to its original position by the stopper pulling spring 25 provided on the heel stopper 19, and the heel stopper 19 is easily released.

The best mode for carrying out the invention of the present invention will be described with reference to the drawings.
1 to 5 relate to claim 1. FIG. 1 is a perspective view in which the vehicle is set in a travelable state by wheels. FIG. 2 is a perspective view in which the vehicle is set in a travelable state by a kite. In FIG. 1, in a push-type heel, two axle horizontal shafts 2, 2 are fixed on the front and back of the heel pedestal 1, and two wheels each are used as a front wheel and a rear wheel. There are provided horizontal axles 3 and 3 that are axially attached, and further, eight vertical bearings 4 and 4 and eight bearings between the horizontal axles 3 and 3 and the axle horizontal shafts 2 and 2. The hinges 5 and 5 are used for hinged connection, and a long pulling spring 6 is stretched from the lateral axles 3 and 3 of the front wheels to the center of the rear upper part of the heel, and further, between the front and rear wheels. The front and rear wheel reinforcing shafts 27 are fixed to reinforce the strength. And, on the two vertical axles 4 and 4 of the rear wheel, axle auxiliary plates 9 and 9 having clasp holders 7 and 7 at the lower part and connection fulcrum parts 8 and 8 at the rear part are fixed, The axle fixing / removing device 10 includes two sliding clasps 11, 11, knife-shaped warpages 12, 12, substantially round fixing grooves 13, 13, and shaft support holes 14, 14. And the rear portions of the two slide stoppers 11 and 11 are removed from the stoppers and connected and fixed in a substantially U-shape by the shaft 15, and the shaft support holes 14 and 14. And the connection fulcrum portions 8 and 8 are rotatably supported by bolts 16 and 16, and a vertical axle fixed horizontal shaft 17 is fixedly formed at the rear portion of the flange. At the rear ends of the detents 11, 11, the tension springs 18, 18 are stretched diagonally forward and are molded.

In the present invention, in order to make the wheel runnable from the saddle, the axles are fixed by pressing the lateral axles 3 and 3 of the rear wheel of this snowy / road running saddle with the foot and pulling the handshake of the saddle toward the body side. The detachable device 10 exhibits its function, and the four vertical axles 4 and 4 are fixed vertically, and wheel traveling becomes possible. The function of the axle fixing / removing device 10 will be described separately with reference to FIG.
FIG. 2 is a perspective view of a saddle-running state in which the wheel-running state is switched from the wheel-running state to the saddle-running state. In order to switch from the wheel travelable state to the saddle travelable state, since the clasp removal shaft 15 is in a wheel travelable state and the clasp removal shaft 15 protrudes rearward, the clasp removal shaft 15 is pressed by the foot. In addition, by pulling the handshake of the heel toward the body side, the axle fixing / removing device 10 exhibits its function, and the four vertical axles 4, 4 and the wheels are driven by the force of the long pulling spring 6, It lifts backward, and instead the heel touches the ground and easily switches to the heel-ready state.

FIG. 3 is a function explanatory diagram of an axle fixing / detaching device. The axle fixing / removing device 10 is used by being connected to auxiliary plates 9 and 9. The axle auxiliary plates 9 and 9 are molded in advance into a shape having two vertical axles 4 and 4 of the rear wheel, a clasp holder 7 and 7 at the lower part, and connection fulcrum parts 8 and 8 at the rear part, It is fixed. Further, the axle fixing / removing device 10 includes two sliding clasps 11, 11, knife-shaped warpages 12, 12 provided at a lower portion, substantially round fixing grooves 13, 13, and a shaft support hole 14. , 14, and the rear portions of the two sliding clasps 11, 11 are removed from the clasps and connected and fixed in a substantially U shape by a shaft 15. In the axle fixing / removing device 10, the shaft support holes 14 and 14 and the connection fulcrum portions 8 and 8 are rotatably supported by bolts 16 and 16. Still further, the vertical axle fixed horizontal shaft 17 is fixed to the rear portion of the rod, and the rear ends of the sliding clasps 11 and 11 are stretched obliquely forward and upward by the pull springs 18 and 18. Yes.
Accordingly, when the side axles 3 and 3 of the rear wheel of the snow and road surface are pressed with the feet and the handshake of the kite is pulled toward the body side, the sliding clasps 11 and 11 provided on the axle fixing and detaching device 10 are provided. The knife-shaped warps 12 and 12 slide forward while pressing on the vertical axle fixed horizontal shaft 17. At that time, when the process proceeds to the fixed grooves 13 and 13 provided in the knife-shaped warps 12 and 12, the fixed grooves 13 and 13 are fitted into the vertical axle fixed horizontal shaft 17. In this state, the four vertical axles 4 and 4 are fixed vertically, and wheel traveling is enabled. At this time, due to the pulling force of the pulling springs 18 and 18 stretched diagonally forward from the rear ends of the sliding clasps 11 and 11, the sliding clasps 11 and 11 are connected to the shaft supporting holes 14 and 14 and the connection fulcrum. Since the parts 8 and 8 are pivotally supported by the bolts 16 and 16, the pulling force of the tension springs 18 and 18 is applied to the tips of the slide stoppers 11 and 11. Therefore, the fixing grooves 13 and 13 firmly hold the vertical axle fixed horizontal shaft 17. Explaining this by lever principle, the tension springs 18 and 18 are the force points, the shaft support holes 14 and 14, and the connection fulcrum portions 8 and 8 are pivotally supported by the bolts 16 and 16 so as to be fulcrum and fixed. The lever principle is working with the grooves 13, 13 acting as points of action. Here, the pulling force of the tension springs 18 and 18 is warped from the fulcrum as a boundary, and is strengthened as a downward pressing force at the points 12 and 12 and the fixing grooves 13 and 13. Moreover, this is demonstrated by the double force of the two left and right sliding clasps 11 and 11, and the force of the long pulling spring 6 is added to this, so that even if a weight of about 80 kg or less is loaded, Does not happen.

  FIG. 4 is a structural diagram of the axle fixed state. As can be seen from this structural diagram, four vertical axles 4 and 4 are hingedly connected to two axle horizontal shafts 2 and 2 by eight bearing hinges 5 and 5. Accordingly, the lateral axles 3 and 13 of the rear wheels are pressed by the feet, and the handgrip of the heel is pulled toward the body side, so that the fixing grooves 13 and 13 provided at the lower part of the sliding clasps 11 and 11 become the vertical axle fixed horizontal axis. 17 fits. This is because the pulling springs 18, 18 stretched diagonally forward from the rear ends of the sliding stoppers 11, 11, the sliding stoppers 11, 11 are connected to the shaft supporting holes 14, 14, and the connection fulcrum. The force that grips the vertical axle fixed horizontal shaft 17 works at the maximum with the fulcrum pivotally supporting the portions 8 and 8 with bolts 16 and 16, and the four vertical axles 4 and 4 are vertical. It is fixed to. Further, the long pulling spring 6 applies a stronger force to the gripping force. The long pulling spring 6 is stretched around the rear upper center of the heel, and the four vertical axles 4 and 4 are fixed vertically by applying the tension of the long pulling spring 6. Yes.

  FIG. 5 is a structural view of the axle fixing / detaching device removed. Since the stopper shaft 15 protrudes rearward in a state where the wheels can be driven, when the stopper shaft 15 is pushed out by a foot and the handshake of the heel is pulled toward the body side, the axle fixing / removing device 10 slides. The leading ends of the detents 11 and 11 are lifted upward, the fixing grooves 13 and 13 are disengaged from the vertical axle fixed horizontal shaft 17, and the knife-shaped warps 12 and 12 slide on the vertical axle fixed horizontal shaft 17. Then, the fixing grooves 13 and 13 are disengaged from the vertical axle fixed horizontal shaft 17, and the four vertical axles 4, 4 and 4 wheels are lifted rearward by the force of the long pulling spring 6, and the gliding surface of the kite is the snow surface. Will land on the road and switch to the dredging-ready state.

  Since the present invention is configured as described above, the snow surface / road surface can be switched easily and reliably with a single touch from the wheel travelable state to the saddle travelable state, from the saddle travelable state to the wheel travelable state. It is a driving habit. In particular, with the axle fixing / removing device 10, a strong axle fixing force can be obtained by utilizing the principle of leverage of the power point, fulcrum, and action point.

6 and 7 relate to claim 2. FIG. 6 is a perspective view of the heel stopper 19 operating state. In this embodiment, a stopper adapter 22 having a heel stopper 19 set is attached to either the left or right rear column 26 of the heel. The stopper adapter 22 has a rod-shaped heel stopper 19 having a pointed portion 20 that pierces the snow surface at the lower end portion and a petal portion 21 at the upper end portion. It is attached to the column 26. Further, one end of the stopper pulling spring 25 is set on the upper end portion of the rod stopper 19, and the other end of the stopper pulling spring 25 is fixed to the rear column 26 of the rod.
In this embodiment, the petal portion 21 provided at the upper end of the heel stopper 19 is pushed with a foot, the handshake of the heel is lifted, and the heel stopper 19 is set. In this state, the pointed portion 20 of the kite stopper 19 is positioned below the kite sliding surface and pierces the snow surface or the ice top surface, so that even if the kite is released on the slope, it does not slide.

  FIG. 7 is an explanatory view of the mechanism of the heel stopper 19. The main punch stopper 19 mechanism is a stopper adapter 22 having a release petal 23 and a push spring 24 set, and a rod-shaped punch stopper 19 having a pointed portion 20 at the lower end and a petal portion 21 at the upper end. Furthermore, the stopper adapter 22 is engaged with the rear column 26 of the heel. Further, one end of a stopper pulling spring 25 is set on the upper end portion of the heel stopper 19 and the other end is fixed to the rear column 26 of the heel. Accordingly, when the petal portion 21 of the heel stopper 19 is pushed down with a foot, the stopper pulling spring 25 is extended and the heel stopper 19 is lowered. When the foot is released when the foot is lowered, the push spring 24 and the release petal 23 are present, so the push spring 24 pushes up the release petal 23, and the release petal 23 is hooked on the rod-shaped rod stopper 19 to act as a brake. Therefore, the heel stopper 19 is stopped while being lowered. To return this, when the release petal 23 is pushed with a foot, the brake of the hook stopper 19 that has been hooked is released, and further, since there is a stopper pulling spring 25, the hook stopper 19 is pulled upward and the hook stopper 19 is returned to its original position. Return to. The heel stopper 19 can be applied and released by an extremely simple operation of simply pressing either the heel stopper 19 or the release petal 23 with a foot.

  Since this invention is comprised as mentioned above, it is applied to all the conveyance vehicles which serve as a bag and a trolley | bogie. In terms of ease of handling and robustness, it has not been seen in previous technologies. In particular, there is no doubt that it will be appreciated as a winter shopping in the northern country where it snows. Because it is easy to handle for the elderly, it must be a valuable gift.

It is the perspective view set to the state which can drive | work with a wheel. It is the perspective view set to the state which can be drive | worked with a kite. It is a function explanatory view of an axle fixed attaching / detaching device. It is an axle fixed state structural diagram. It is an axle-fixation attachment / detachment device removal structure figure. It is a heel stopper operating state perspective view. It is a heel stopper mechanism explanatory drawing.

Explanation of symbols

(1) Pedestal (2) Axle Horizontal shaft (3) Horizontal axle (4) Vertical axle (5) Bearing hinge (6) Long pull spring (7) Clasp holder (8) Connect The fulcrum (9) is the axle auxiliary plate (10) is the axle fixing / detaching device (11) is the sliding stopper (12) is warped (13) is the fixing groove (14) is the shaft supporting hole (15) is the stopper Detachable shaft (16) Bolt (17) Vertical axle fixed horizontal shaft (18) Pull spring (19) 橇 Stopper (20) Pointed portion (21) Petal portion (22) Stopper adapter (23) Is the release stopper (24) is the push spring (25) is the stopper tension spring (26) is the rear strut (27) is the front and rear wheel reinforcement shaft

Claims (2)

  In the push-type heel, two axle horizontal shafts (2) and (2) are fixed on the back and front of the back of the heel pedestal (1). Horizontal axles (3) and (3) with wheels attached thereto are provided, and further, between the horizontal axles (3) and (3) and the axle horizontal shafts (2) and (2), The four vertical axles (4) and (4) are hingedly connected using eight bearing hinges (5) and (5), and the rear axle of the front wheel from the horizontal axles (3) and (3). A long pulling spring (6) is stretched at the upper center, and the two vertical axles (4) and (4) of the rear wheel are attached to the catch receivers (7) and (7) at the lower part. Axle auxiliary plates (9) and (9) having connecting fulcrum holes (8) and (8) are fixed, and at the same time, the axle fixing / detaching device (10) is attached to two sliding clasps (11). , (11), knife-shaped warpage (12), ( 2), a substantially round shaped fixing groove (13), (13) and a shaft supporting hole (14), (14), and the two sliding clasps (11) , (11) The rear part of the clamp is removed and the shaft (15) is connected and fixed, and the shaft support holes (14), (14) and the connection fulcrum parts (8), (8) It is supported by bolts (16) and (16), and further, a vertical axle fixed horizontal shaft (17) is fixed to the rear part of the rod, and the rear end of the sliding clasps (11) and (11) is fixed. A snow surface / road surface traveling saddle characterized in that it is stretched diagonally forward and upward with a tension spring (18), (18).   A substantially rod-shaped rod stopper (19) having a pointed portion (20) at the lower end and a petal portion (21) at the upper end is set on the stopper adapter (22), and the stopper adapter (22) Is provided with a release petal (23) and a pressing spring (24), and a stopper adapter (22) is engaged with the rear column (26) of the rod, and further, a stopper is pulled on the upper end of the rod stopper (19). The snow surface / road surface traveling saddle according to claim 1, wherein the negative end of the spring (25) is engaged, and the other end is engaged with the rear column (26) of the fence.

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