JP2012162103A - Tricycle for adult for combined use as cart - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tricycle which can combinedly be utilized as a shopping cart by reversing a handle and which enables ones to get back by using the cart as a means of transportation with the handle replaced to its original position without repacking another bag with goods after finishing shopping.SOLUTION: There is provided the tricycle which can combinedly be used as the cart for storing purchased goods in shopping etc., is constituted as a tricycle for combined use as the cart by including; a handle; frames; a saddle; a first wheel, which becomes a front wheel when riding the tricycle and becomes a rear wheel when using it as the cart, which is provided continuously on a handle shaft connected continuously with the handle, and which is rotated by the rotation of a pedal being supported by a first wheel frame that turns interlocking with the turning of the handle; two second wheels, which become rear wheels when riding the tricycle and become front wheels when using it as the cart; and front box fixed on the handle shaft. The first wheel can turn 180° or more to the right and left horizontal directions.

Description

  The present invention relates to a tricycle that can also be used as a cart.

  In the past, when going out for shopping, they traveled to a supermarket or a store by bicycle or other means of transportation, parked the bicycle at a bicycle parking lot, shopped using a supermarket cart, etc.

  However, for children and the elderly, it was hard work to shop with a cart, repack the baggage, and transfer it to a bicycle.

  In addition, there may be a shortage of carts at times when supermarkets are crowded. In such a case, it is necessary to have a shopping basket, which is very inconvenient for children and elderly people.

JP 2008-7037 A

  Therefore, the present invention can be used as a shopping cart by reversing the handle, and after shopping, the handle can be used as a moving means by returning the handle without refilling the baggage and returning as a cart. Provide tricycles.

  In order to solve the above-described problems, the present invention is a tricycle that can be used as a cart for storing luggage in shopping or the like, and includes a handle, a frame, a saddle, a front wheel when driving a tricycle, and a rear wheel when using the cart. One first wheel that is supported by a first wheel frame that is connected to a handle shaft that is connected to the wheel and rotates in conjunction with the rotation of the handle, and that is rotated by the rotation of a pedal. A cart and tricycle comprising two second wheels serving as front wheels and a front shaft fixed to the handle shaft, wherein the first wheels can be rotated 180 ° or more in the horizontal direction on the left and right. The configuration.

In addition, a substantially U-shaped stand having a small tire is rotatably mounted on a mounting plate fixed to the rotating shaft of the first wheel, and one end of the lock piece is rotatably mounted near one end of the stand. ,
The other end of the lock piece and the mounting plate are connected by a spring, and when operating a tricycle, the lock piece is released and the spring is contracted to lift the stand tip in the advancing direction so that the small tire is positioned in the upper part of the advancing direction. An auxiliary wheel mechanism that is in a state that does not come into contact with the ground, and that pushes down the tip of the stand when the cart is used, extends the spring and fixes it with a lock piece, and positions the small tire directly under the first wheel. The cart and tricycle configuration.

  In addition, the cart and tricycle is characterized in that an adjustment mechanism for adjusting the rotation width of the first wheel frame when the cart is used is provided.

  Further, the cart and the tricycle are characterized in that the second wheel is driven electrically.

  Further, the cart / tricycle is constituted by a front carrier fixed to the handle shaft and a rear carrier fixed to the back of the saddle.

  In addition, a cart / tricycle is characterized in that a front wing is detachably attached to the front loading platform and a rear wing is detachably attached to the rear loading platform.

  Since the present invention is configured as described above, it can be used as a transportation means for shopping, and can be used as a shopping cart at a shopping destination, so there is no need to replace purchased items.

  Also, even when the shopping carts in the store are insufficient, there is no need to wait until the cart is used up.

It is the figure which showed the state which used the cart and tricycle which is this invention as a tricycle. It is the rear view which showed the state which used the cart and tricycle which is this invention as a tricycle. It is the figure which showed the state which used the cart and tricycle which is this invention as a cart. It is the front view and side view of the 1st wheel of the cart and tricycle which are this invention. It is the front view and side view which showed the state which used the auxiliary wheel mechanism in the 1st wheel of the cart and tricycle which is this invention.

  Embodiments of the present invention will be described below in detail with reference to the accompanying drawings.

  FIG. 1 is a view showing a state where a cart and tricycle according to the present invention is used as a tricycle, FIG. 2 is a rear view showing a state where the cart and tricycle is used as a tricycle, and FIG. 3 is a view using a cart and tricycle as a cart. FIG. 4 is a front view and a side view of the first wheel of the cart and tricycle. FIG. 5 is a front view and a side view of the first wheel of the cart and tricycle using the auxiliary wheel mechanism. is there.

  As shown in FIGS. 1 to 5, a cart and tricycle 1 according to the present invention is a tricycle that can be used as a cart for putting luggage in shopping or the like, and when a steering wheel 3, a frame 2, a saddle 4, and a tricycle are operated. When the cart is used as a front wheel, it becomes a rear wheel and is supported by a first wheel frame 7d that is connected to a handle shaft 3a that is connected to the handle 3 and rotates in conjunction with the rotation of the handle 3, and is rotated by the rotation of pedals 7b and 7b. The first wheel 7 and two second wheels 2i and 2i which are rear wheels when driving a tricycle and are front wheels when a cart is used. The first wheel 7 can be rotated 180 ° or more horizontally in the horizontal direction. It is.

  An auxiliary wheel mechanism 8 is attached to the first wheel 7, and the auxiliary wheel mechanism 8 has a substantially U-shape provided with a small tire 8 d on a mounting plate 8 c fixed to the rotating shaft of the first wheel 7. A stationary stand 8a is pivotably mounted, one end of a lock piece 8b is pivotally mounted near one end of the stand 8a, and the other end of the lock piece 8b and a mounting plate 8c are connected by a spring.

  When the tricycle is operated, the lock piece 8b is opened and the spring is contracted, and the tip of the stand 8a is lifted in the advancing direction so that the small tire 8d is located in the upper part of the advancing direction and is not grounded. Sometimes the tip of the stand 8a is pushed down to extend the spring and fixed with a lock piece 8b, and the small tire 8d is positioned directly below the first wheel 7 and the first wheel 7 is lifted from the ground.

  A reinforcement frame 2a is positioned substantially parallel to the lower side of the frame 2, and one ends of the frame 2 and the reinforcement frame 2a are connected by a handle bearing 2b into which the handle shaft 3a is inserted.

  The other ends of the frame 2 and the reinforcing frame 2a are connected by a saddle bearing 2c to which the saddle 4 is attached.

  Two connecting frames 2f and 2f are connected from the lower end of the saddle bearing 2c toward the side opposite to the reinforcing frame 2a, and the connecting frames 2f and 2f are separated from each other toward the other end. It is connected.

  The other ends of the connecting frames 2f and 2f are connected to a rear wheel shaft 2e, and second wheels 2i and 2i are rotatably attached to both ends of the rear wheel shaft.

  Two saddle support frames 2d and 2d are connected to the upper end of the saddle bearing 2c, and the saddle support frames 2d and 2d are connected so as to be separated from each other toward the other end.

  The other ends of the saddle support frames 2d and 2d are connected to the rear wheel shaft 2e.

  In the middle of the saddle support frame 2d, a rear loading platform 6a is attached so as to be parallel to the ground, and two loading platform auxiliary frames 2g and 2g are provided below the other portion of the rear loading platform 6a downward. It is connected. The rear cargo bed 6a does not need to be attached. When the rear cargo carrier 6a is attached, a load can be placed on the upper part of the rear cargo carrier 6a or the rear bar 6 can be detachably attached.

  The load-carrying auxiliary frames 2g and 2g are coupled so that the end portions are separated from each other toward the lower side, and each end portion is connected to the rear wheel shaft 2e.

  As shown in FIG. 2, the end portions of the connecting frames 2f and 2f, the end portions of the saddle support frames 2d and 2d, and the end portions of the cargo bed auxiliary frames 2g and 2g are attached to the rear wheel shaft 2e so as to be in the same position. The rear wheels and the vehicle body are most stable by being connected in this way, but there is no particular limitation, and the ends may be separated from each other.

  As described above, the rear saddle 6 is removable, and when the rear saddle 6 is removed, a person can also get on the rear cargo bed 6a. Moreover, when the person who rides on the backpack 6a is a child, a child seat can be attached.

  A saddle auxiliary frame 2h is connected in the middle of the saddle bearing 2c, that is, a position where the other end of the frame 2 is connected, and the other end of the saddle auxiliary frame 2h is connected to the bottom surface of the saddle 4. Has been.

  A handle 3 is attached to the upper end of the handle shaft 3a, and the lower portion is inserted into the handle bearing 2b and protrudes from the lower end of the handle bearing 2b. In addition, a front carrier 5a is fixed to the handle shaft 3a, but this front carrier 5a may not be attached. When the front carrier 5a is attached, a load can be placed on the front carrier 5a or a child can be placed. You may attach the sheet | seat and the front heel 5 so that attachment or detachment is possible.

  A substantially U-shaped first wheel frame 7d is attached to the lower end of the handle shaft 2b protruding from the lower portion of the handle bearing 2b with the lower side open.

  A tire 7a is sandwiched between the first wheel frames 7d, and both ends of the first frame 7d are attached to a shaft of the tire 7a so that the tire 7a can rotate.

  Pedals 7b and 7b are attached to both ends of the shaft of the tire 7a, and the tire 7a is rotated by stepping on the pedal.

  A substantially U-shaped brake mechanism 7f is attached to the upper front side of the first wheel frame 7d, and the brake mechanism 7f is attached so as to sandwich the peripheral surface of the spoke 7c of the tire 7a.

  A wire extends from the brake mechanism 7f to the handle 3. By grasping a brake lever provided on the lower side of the handle 3, both ends of the brake mechanism 7f approach each other and are crimped to the spoke peripheral surface of the tire 7a. The tire 7a cannot be rotated.

  An auxiliary wheel mechanism 8 is attached to the tire 7 a shaft of the first wheel 7. The auxiliary wheel mechanism 8 has a small tire 8d rotatably attached at the center, a stand 8a bent at both ends in the same direction and substantially U-shaped, and a lock rotatably attached to one end of the stand 8a. It consists of a piece 8b, a mounting plate 8c that connects both ends of the stand 8a in a rotatable state, and a spring that connects the locking piece 8b and the mounting plate 8c.

  The mounting plate 8c is non-rotatably fixed to the shaft of the tire 7a and the end of the first wheel frame 7d. A stand 8a is rotatably attached to the mounting plate 8c, and one end of a lock piece 8b is rotatably attached near one end of the stand 8a.

  The other end of the lock piece 8b and the mounting plate 8c are connected by a spring. When the lock piece 8b is opened and the spring is contracted, the tip of the stand 8a is pulled up as shown in FIG. 8d is floating from the ground.

  When the stand 8a is pushed down and the small tire 8d is positioned directly below the tire 7a, the spring extends and works to return to its original state. At this time, the end of the lock piece 8b is pushed to the second wheel side to be locked. The position of the frame 8a can be maintained.

  At this time, the tire 7a of the first wheel 7 floats from the ground and can suppress rotation, and can also suppress unnecessary rotation of the pedal 7b.

  The raising and lowering of the stand 8a of the auxiliary wheel mechanism 8 is like a parking stand used for a rear wheel of a normal two-wheeled bicycle.

  A front cargo bed 5a is attached to the handle shaft 3a, and a front rod 5 is attached to the upper portion of the front cargo bed 5a. A light 7e is attached to the first wheel frame 7d, which is useful for night driving.

  As shown in FIG. 1, when used as a tricycle, the auxiliary wheel mechanism 8 is pulled up to the front side of the vehicle body to use the first wheel 7 and when used as a cart, the stand 8a is used as shown in FIG. Is pushed down to ground the small tire 8d, and the handle 3 is further inverted to be used as a cart with the rear saddle 6 as the head.

  As shown in FIG. 3, when the handle 3 is pushed and used as a cart with the first wheel 7 as the rear wheel, the movement of the first wheel 7 and the movement of the second wheel 2i including each frame are greatly different. Therefore, a cart and tricycle equipped with an adjusting mechanism for adjusting the rotation width of the first wheel frame when the cart is used may be used.

  For example, the frame 2 is provided with a locking piece to control the turning width of the front carrier 5a, or the reinforcing frame 2a is provided with a locking piece to adjust the turning width of the first wheel frame 7d. A mechanism is conceivable.

  In addition, the second wheel may be driven electrically for use by an elderly person or when there is a large amount of luggage, which is particularly useful when using a tricycle. When using the cart, it is a situation where the user is looking at the product in a narrow range such as in a store.

  The cart and tricycle of the present invention can be used as a means of transportation for shopping, and can be used as a cart at the shopping destination, so there is no need to reload the purchased items, and it is easy for children and elderly people to shop. Since the shortage of carts installed in the store can be solved, it contributes greatly.

DESCRIPTION OF SYMBOLS 1 Cart tricycle 2 Frame 2a Reinforcement frame 2b Handle bearing 2c Saddle bearing 2d Saddle support frame 2e Rear wheel shaft 2f Connection frame 2g Loading platform auxiliary frame 2h Saddle auxiliary frame 2i Second wheel 3 Handle 3a Handle shaft 4 Saddle 5 Front rod 5a Front loading platform 6 Rear wheel 6a Rear loading platform 7 First wheel 7a Tire 7b Pedal 7c Spoke 7d First wheel frame 7e Light 7f Brake mechanism 8 Auxiliary wheel mechanism 8a Stand 8b Lock piece 8c Mounting plate 8d Small tire

Claims (6)

It is a tricycle that can be used as a cart to put luggage in shopping etc.
Handle, frame, saddle,
When driving a tricycle, the front wheel is used as a rear wheel when the cart is used. The first wheel frame is supported by a first wheel frame that is connected to a handle shaft that is connected to the handle and rotates in conjunction with the rotation of the handle. One wheel,
It consists of two second wheels that are the rear wheels when driving a tricycle and the front wheels when using a cart.
A cart and tricycle characterized in that the first wheel is rotatable by 180 ° or more in the horizontal direction on the left and right. A substantially U-shaped stand provided with a small tire is rotatably attached to a mounting plate fixed to the rotating shaft of the first wheel, and one end of a lock piece is rotatably attached near one end of the stand, The other end of the lock piece and the mounting plate are connected by a spring, and when operating a tricycle, the lock piece is released, the spring is contracted, the tip of the stand is lifted in the advancing direction, and the small tire is positioned at the top in the advancing direction. And an auxiliary wheel mechanism that pushes down the tip of the stand when the cart is used, extends the spring and fixes it with a locking piece, and positions the small tire directly below the first wheel. The cart and tricycle according to claim 1. The cart and tricycle according to claim 1 or 2, further comprising an adjustment mechanism that adjusts a rotation width of the first wheel frame when the cart is used. The cart and tricycle according to any one of claims 1 to 3, wherein the second wheel is driven electrically. The cart and tricycle according to claim 1, comprising a front loading platform fixed to the handle shaft and a rear loading platform fixed to the back surface of the saddle. 6. The cart and tricycle according to claim 5, wherein a front kite is detachably attached to the front carrier and a rear kite is detachably attached to the rear carrier.

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