JP2011246077A - Shopping cart - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a robust shopping cart with excellent durability in a form including a lower basket frame and an upper basket frame extended to the upper side of the lower basket frame, in which a lot of articles are accommodated, and a heavy article is easily and safely loaded, and on which not only a baby but a child is safely carried at a standing posture.SOLUTION: The shopping cart 100 includes: an undercarriage 10 in which a plurality of wheels 55 are provided at front and rear ends, and the lower basket frame 30 is provided; support poles 20 erected at the rear section of the undercarriage 10; the upper basket frame 40 provided so as to extend to the upper face of the undercarriage 10 from the support poles 20; and an operation handle provided at the rear of the top end of the support poles 20. A floor face to which slide stop is applied at the rear of the undercarriage 10 is provided, and the upper part of the floor face is opened upward.

Description

  The present invention relates to a shopping cart used in supermarkets, mass retailers, and the like, and more particularly to a shopping cart that can easily and safely carry heavy items, children, and the like.

  In supermarkets and the like, customers often purchase many products at once, and a shopping cart is provided in the store for customer convenience. In general, a shopping cart can be loaded with a variety of purchased goods (articles) as it is or in a shopping basket attached to a supermarket or the like in a cart-like thing having a plurality of wheels provided at the front and rear ends. It has a form with a cage.

  Some shopping carts have a lower car frame and an upper car frame provided so as to overhang the upper car frame. In this shopping cart, generally, heavy articles are often placed in the lower car frame, so that customers handle heavy objects in an unnatural posture. In order to eliminate such inconvenience, for example, in Patent Document 1, the lower bucket is attached to the frame material forming the lower bucket so as not to fall off, and can be stored in the lower bucket, and the forward direction of the lower bucket Alternatively, there has been proposed a shopping cart characterized in that a tray formed to be able to be pulled out in the rear direction is provided.

  On the other hand, customers who use shopping carts include children and elderly people, and shopping carts with seats for carrying infants and shopping carts with seats that allow adults to rest freely have been proposed. For example, in Patent Document 2, a pedestal frame to which casters are attached, a pair of support frames erected on the pedestal frame, a handle bar connected to the upper end of the support frame, and a vehicle in a front area of the handle bar A shopping cart having a toy part, wherein the vehicle toy part is provided with a child seat part and a car mounting table behind the child seat part, a footrest plate on a pedestal frame in front of the child seat part, and a child seat A shopping cart having a front panel portion surrounding the front of the portion has been proposed.

  Patent Document 3 discloses a foldable adult seat that can be mounted with a foot on a floor surface that is rotatably mounted on a shopping cart body, and a support member that supports the adult seat substantially horizontally. There has been proposed a shopping cart with an adult seat characterized in that it has a seat.

Japanese Unexamined Patent Publication No. 06-270815 JP 2005-59674 A JP 11-78899 A

  In general, a shopping cart having a lower car frame and an upper car frame provided so as to overhang the upper car frame is preferable as a shopping cart because a large number of articles can be placed therein. However, the shopping cart proposed in Patent Document 1 requires time and labor for inserting and removing the tray, and there are problems of strength, durability, and operability to insert heavy objects.

  The shopping cart proposed in Patent Document 2 or 3 has an advantage that an infant, an elderly person, or the like can sit on a seat provided in the shopping cart, but a plurality of car frames or a large car frame can be provided. There is a problem that it is difficult.

  In view of such conventional problems, the present invention is a shopping cart having a lower car frame and an upper car frame provided so as to overhang the upper car frame, and can contain a large amount of articles. It is an object of the present invention to provide a shopping cart excellent in strength and durability in which a heavy article can be easily and safely placed and a child can be placed in a standing position in addition to an infant.

  A shopping cart according to the present invention has a chassis in which a plurality of wheels are provided at the front and rear ends and a lower car frame is provided, a column that is erected at the rear of the vehicle frame, and a column that projects from the column to the upper surface of the vehicle. A shopping cart having an upper car frame provided at the top and an operation handle provided at the upper end of the support column, wherein a floor surface with anti-slip is provided at the rear of the chassis, and The upper part is opened upward.

  In addition, the shopping cart according to the present invention includes a chassis having a plurality of wheels provided at the front and rear ends and a lower car frame, a support column standing at the rear of the chassis, and a post extending from the support column to the upper surface of the chassis. A shopping cart having an upper car frame provided so as to be taken out and an operation handle provided at an upper end portion of the column, and a floor surface on which a child can stand at the rear of the chassis, and the floor A guide frame that allows a child to grip the top of the surface is provided.

  In the above invention, the chassis includes a lower member on which a plurality of wheels and a lower car frame are provided and an upper member that covers a rear upper surface of the lower member, and the upper member has a floor surface stretched on the upper surface. The front and lower car frames of the other chassis can enter the lower space of the floor surface.

  The support column has a vertical member standing on the left and right of the chassis, a support member that supports the vertical member, and a horizontal member that connects both side portions of the vertical member. After being bent and turned back and bent forward, it can be bent and connected left and right.

  In addition, the shopping cart according to the present invention includes a chassis having a plurality of wheels provided at the front and rear ends and a lower car frame, a support column standing at the rear of the chassis, and a post extending from the support column to the upper surface of the chassis. A shopping cart having an upper car frame provided so as to be taken out and an operation handle provided at an upper end portion of the support column, wherein the front and rear positions of the shopping cart to be nested are the lower car frame of the previous shopping cart or It can be regulated by the contact between the stopper provided on the chassis and the front end of the rear shopping cart.

  The shopping cart according to the present invention can contain a large amount of goods purchased at a supermarket or the like, can easily and safely insert heavy goods, and can stand a child in addition to an infant. And can be safely placed.

1 is a perspective view of a shopping cart according to the present invention. It is explanatory drawing of the chassis part of FIG. It is detail drawing which shows the upper member part of FIG. It is explanatory drawing of the support | pillar part of FIG. It is sectional drawing of the chassis front part and lower car frame part in alignment with the YY line | wire of FIG. It is explanatory drawing of the nesting of the shopping cart which concerns on this invention. It is explanatory drawing of the other Example of a support | pillar part.

  Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings. FIG. 1 is a perspective view of an embodiment of a shopping cart according to the present invention. As shown in FIG. 1, the shopping cart 100 includes a chassis 10 in which a plurality of wheels 55 are provided at the front and rear ends and a lower car frame 30 is provided, and a column 20 that is erected at the rear of the chassis 10, And an upper car frame 40 provided so as to protrude from the column 20 to the upper surface of the chassis 10.

  As shown in FIG. 2, the chassis 10 mainly includes a lower member 11 and an upper member 15 provided so as to cover the upper surface of the rear portion of the lower member 11, and considers the mounting of the front wheel 55A and the load from the front wheel 55A. The front reinforcing member 13 is provided, and the rear reinforcing member 14 is provided in consideration of the load from the rear wheel 55B and the upper member 15, the reinforcement of the lower member 11 and the upper member 15, and the like.

  The upper member 15 is made of sheet metal, the outer edge 15a of which is curved, and has cover portions 15b on the left and right edges. The upper surface of the upper member 15 is processed to have a concavo-convex shape to form a floor surface 15c. The upper member 15 is coupled to the lower member 11 via a vertical member 21 of a support, a support member 25, and a cover portion 15b. For this reason, the rear part of the chassis 10 has a box-shaped structure, and has a structure excellent in strength and rigidity. Further, the upper member 15 is improved in strength and weight by the curved surface processing of the outer edge 15a and the uneven processing of the floor surface 15c. And it has the structure where a slip prevention function is exhibited by the uneven | corrugated process of the floor surface 15c.

  FIG. 3 shows details of the upper member 15. As described above, the upper member 15 has a curved outer edge 15a and a cover portion 15b. The floor 15c of the upper member 15 has front and rear (CC) ridges (in this example, five ridges) and a number of lateral (DD) ridges provided between the ridges. have. In addition, a large number of drain holes 18 are provided. In addition to improving the strength of the upper member 15, the cover portion 15b of the upper member 15 has an effect of preventing the entry of a child's foot or the like from the side surface of the chassis 10 to the lower portion of the floor surface 15c.

  The connecting portion 25a with the lower member 11 of the support member 25 has a structure in which the support shaft of the rear wheel 55B can be screwed. In the case of this example, as shown in FIG. 2, the rear reinforcing member 14 is provided only at the rear end portion of the outer edge 15a of the upper member 15, but a reinforcing member is provided at the front end portion of the outer edge 15a as necessary. Can do. Moreover, the thing without the cover part 15b of the upper member 15 can be utilized as a seat surface of a shopping cart which has a seat surface, an article mounting table, etc. In this case, a lightweight and strong seating surface can be formed.

  As shown in FIG. 4, the column 20 includes a vertical member 21 erected from the chassis 10, a support member 25 that supports the vertical member 21, and a horizontal member 27 that connects both side portions (vertical portions 21 a) of the vertical member 21. And have. The vertical member 21 of this example is bent and connected to the center direction, that is, to the left and right, respectively, after its upper end is bent backward and folded back and bent forward. Thus, the operation handle of the shopping cart 100 is formed by the portion 21b that is bent back and folded back. A part 21d that is bent and connected to the left and right of the part 21b of the vertical member 21 forms a frame that surrounds the periphery of the shopping cart 100 except for the rear, and has excellent strength and rigidity as described above. Further, with the chassis 10 and the floor surface 15c having a non-slip function, the child can be safely placed on the rear portion of the chassis 10 (on the floor surface 15c of the upper member 15). That is, when the child is placed on the upper member 15, the frame surrounding the periphery functions as a guide frame that regulates the range of movement of the child within a predetermined range that is easy for the child to grasp.

  The height and width (the length of the portion 21d) of the guide frame from the floor surface 15c are determined in consideration of the age of the child. In this example, the guide frame is lower than the height of the operation handle (part 21b). The guide frame can be provided with a grip 58 so as to be easily grasped.

  The strut 20 according to the present invention is supported by the box-shaped structure formed by the lower member 11 and the upper member 15 of the carriage 10 at the base portions of the vertical member 21 and the support member 25 serving as the base portion, so that the strength and It has excellent rigidity, has enough strength even when a child leans against the guide frame, and has excellent safety. In addition, since the portion from the operation handle at the upper rear end of the support column 20 to the guide frame is formed in a loop shape, it is difficult for the child to hit and has a structure considering safety when hitting. .

  As shown in FIG. 5, the lower car frame 30 is formed from a bottom surface part 31, a front edge part 33 and a rear edge part 34, and the left and right edge parts of the lower car frame 30 are formed by the lower member 11 of the carriage 10. It has become. The bottom surface portion 31 has a gentle slope toward the rear so that articles can be easily inserted. The rear edge 34 is formed on a steeply inclined surface. The lower car frame 30 is engaged with the chassis 10 by a hooking portion 31a, and is rotatable in the direction of the arrow about the hooking portion 31a. Further, a stopper 35 that is used when nesting shopping carts described below is provided.

  As described above, the upper car frame 40 protrudes from the upper surface of the carriage 10 or the lower car frame 30, and has a car frame 45 in which an infant can sit. If a net is provided in the car frame 45, the car frame 45 can be used as a place for storing valuables.

  As described above, the shopping cart 100 is excellent in strength and rigidity, and has the floor surface 15c having the anti-slip and the guide frame, so that a child (toddler or child) is standing on the floor surface 15c. You can safely shop on it. Moreover, as shown in FIG. 1, since it has the cage | basket | frame 45 which can put an infant on it like a conventional shopping cart, it is useful for shopping with a family.

  In the shopping cart 100 according to the present invention, the space on the floor surface 15c in the range from the floor surface 15c to the guide frame is a free space. A space surrounded by the guide frame on the floor surface 15c is opened upward. Therefore, a large and heavy article or a tall article can be easily placed on the floor 15c and can be efficiently transported. This can solve the problem of having to put heavy boxed juice and canned foods into the lower basket frame like a conventional shopping cart.

  The nesting of the shopping cart 100 is performed as shown in FIG. That is, when the lower member 11 of the chassis 10 provided with the lower car frame 30 enters the lower part of the upper member 15 (the lower space of the floor surface 15c) of the shopping cart 100, the shopping cart 101 (lower member) The front end of 11) contacts the rear edge 34 of the lower car frame 30 of the shopping cart 100, and the lower car frame 30 of the shopping cart 100 rotates in the direction of the arrow (FIG. 4). At the same time, the car frame 45 of the shopping cart 100 is flipped up and nested. During this nesting, the front and rear positions of the shopping cart 101 are regulated by a stopper 35 provided on the lower car frame 30 of the shopping cart 100.

  In the shopping cart nesting according to the present invention, the contact between the shopping cart 100 and the shopping cart 101 is performed by the front end portion of the chassis 10 of the shopping cart 101 and the stopper 35 provided in the shopping cart 100. For this reason, in the shopping cart according to the present invention, it is possible to prevent paint peeling and damage due to contact between the lower car frame 30 and the upper car frame 40 or the like. Further, as shown in FIG. 5, the lower car frame 30 of the shopping cart 100 has a structure of a thickness that almost fits into the thickness of the lower member 11, and the lower car frame 30 is centered on the hook portion 31a. Thus, the nesting can be effectively performed and a compact shopping cart can be realized.

  As described above, the method in which the nesting is regulated by the contact of a predetermined part of the shopping cart to be nested is effective if the contact part has a predetermined characteristic (strength, buffer performance, etc.). An economical shopping cart can be realized. In addition, such a system is not limited to a shopping cart having a lower car frame and an upper car frame provided so as to overhang the upper car frame as in this example, and is also applied to any type of shopping cart. can do. The stopper 35 can be provided not only on the lower car frame 30 but also on the chassis 10.

  The shopping cart 100 has been described above. The shopping cart according to the present invention is not limited to the above. For example, the strut can have the structure shown in FIG. The column 20 of this example includes a vertical member 22, a support member 25, horizontal members 27 and 28, and a guide rod 29. An operation handle is formed by a portion 22 d bent rearward of the upper end of the vertical member 22, and a guide frame is formed by the horizontal member 28 and the guide rod 29. The strut 20 of this example has a structure that is excellent in economic efficiency.

10 chassis
11 Lower member
13 Front reinforcement member
14 Rear reinforcement member
15 Upper member
18 drain hole
20 props
21, 22 Vertical member
25 Support member
27, 28 Transverse member
29 Guide bar
30 Lower basket frame
31 Bottom
33 Front edge
34 Trailing edge
35 Stopper
40 Upper basket frame
45 Basket
55 wheels
58 grip
100, 101 Shopping cart

Claims (5)

A chassis provided with a plurality of wheels at the front and rear ends and provided with a lower car frame, a support column erected at the rear of the vehicle chassis, and an upper car frame provided so as to protrude from the support column to the upper surface of the chassis A shopping cart having an operation handle provided at an upper end portion of the column,
A shopping cart in which a floor surface with anti-slip is provided at the rear of the chassis, and an upper portion of the floor surface is opened upward. A chassis provided with a plurality of wheels at the front and rear ends and provided with a lower car frame, a support column erected at the rear of the vehicle chassis, and an upper car frame provided so as to protrude from the support column to the upper surface of the chassis A shopping cart having an operation handle provided at an upper end portion of the column,
A shopping cart provided with a floor surface on which a child can stand on the rear part of the chassis and a guide frame for the child to hold on the floor surface. The chassis is formed by combining a lower member provided with a plurality of wheels and a lower car frame, and an upper member covering the rear upper surface of the lower member,
The floor of the upper member is stretched on the upper surface of the upper member, and a front part and a lower car frame of another chassis are inserted into a lower space of the floor. Shopping cart. The column has a vertical member standing on the left and right of the chassis, a support member that supports the vertical member, and a horizontal member that connects both side portions of the vertical member,
The upper ends of both side portions of the vertical member are bent rearward and folded back and bent forward, and then bent and connected to the left and right. Shopping cart. A chassis provided with a plurality of wheels at the front and rear ends and provided with a lower car frame, a support column erected at the rear of the vehicle chassis, and an upper car frame provided so as to protrude from the support column to the upper surface of the chassis A shopping cart having an operation handle provided at an upper end portion of the column,
A shopping cart in which the front / rear position of a nesting shopping cart is regulated by contact between a lower car frame of a preceding shopping cart or a stopper provided on a chassis and a front end of a chassis of a subsequent shopping cart.

Images