KR101161855B1 - Folding type shopping cart - Google Patents

Abstract

PURPOSE: A foldable shopping cart is provided to facilitate portability and storage of a shopping cart because a frame of the shopping car is strong and easily folded and unfolded. CONSTITUTION: A foldable shopping cart comprises a bottom frame, front vertical poles, rear vertical poles, a frame, and casters. The front vertical poles are rotatably installed in both sides at the front end of the bottom frame. The rear vertical poles are rotatably installed in both sides at the rear end of the bottom frame. The frame is composed of center poles(240) rotatably installed at the front end of the bottom frame. The casters are installed at the bottom of the frame. The center poles are length adjustable and are hinge-coupled to the upper end of the rear vertical poles. A first foldable part is formed in the rear vertical poles.

Description

Folding shopping cart {folding type shopping cart}

The present invention relates to a folding shopping cart, and more particularly, the structure is simple, light in weight, rigid, and easy to fold, thereby facilitating carrying and storing, and also lengthening the length of the shopping cart. The invention relates to a folding shopping cart that can be adjusted to adjust the amount of items that can be accommodated.

In general, a shopping cart is a kind of trolley that is made of steel so that consumers can load and carry various items when shopping at a department store or a large or small discount store.

The shopping cart is usually provided in a department store or a discount store itself, and when it comes to the consumer, it lends it to the consumer, puts the goods in the vehicle, and puts the shopping cart back to the original position, thereby allowing consumers to shop. It provides convenience for doing this.

However, since the shopping carts used in these stores are not easy for consumers to carry, not only are they not easy to carry the goods that have been shopping when they arrive at home, but also the bulky carts are not easy to carry and store. There is this.

Thus, in order to solve such a problem, the technology described in Registration Utility Model No. 20-0301481 as shown in Figs. 1 and 2 has been developed, and the technical feature is that the guide bars 20 and 21 are parallel to each other. It is provided, each of the support base 10, 11 is erected vertically on the main bracket of one end of each guide bar, the support base 12, height adjustable to the support base 10, 11 (13) is built by mounting the handle (14), and the auxiliary arm (40), (41) is formed between the respective support zones (10), (11) and the guide bars (20), (21). The connecting bars 50 and 51 are fixed by the clamp 52 between the support zone 10 and the support zone 11, and are mounted on the respective main brackets 30 and 31, In front of each guide bar (20), (21), the front lower support (62), (63) is mounted to the front bracket (60), (61), respectively, and the scissor-shaped support plate (24) inwardly ( 25) and each bush 22, 23 and It is mounted by pieces 26 and 27, and a wheel 70 is mounted on the lower part of each of the main supports 10 and 11, and the mesh is formed on the entire surface inside the frame 200. It is characterized in that the article storage 100 is formed by using 101.

By the way, the technology described in the Utility Model Registration No. 20-0301481 has the advantage that it is easy to carry and store by forming the folding and folding cart, but the folding configuration is complicated, the process of installing the net 101 There is a problem that is inconvenient to use.

The present invention has been made in order to solve the above problems, an object of the present invention is to form a front, rear vertical stand at the front and rear ends of the bottom frame, respectively, and a center band connecting the top of the front and rear vertical stand of the bottom frame And form a reinforcing rod that connects the upper end of the vertical stand and the center of the center stand, and by forming the first and second folding parts on the rear vertical stand and the reinforcing stand, respectively, to not only strengthen the frame but also to easily unfold and fold it. It is to provide a folding shopping cart for easy carrying and storage.

In addition, another object of the present invention is to provide a folding shopping cart that can adjust the amount that can be stored by forming a length adjusting portion to be slidable back and forth on all of the shopping cart, to adjust the length of the entire shopping cart. .

In addition, another object of the present invention is to install a cover member made of a cloth material to each vertical member, but to form a separate space portion in the lower rear end of the cover member, so as to accommodate heavy objects in the space portion, The space formed in the upper portion to accommodate light objects, to provide a folding shopping cart that can increase the space utilization.

SUMMARY OF THE INVENTION [0006]

A bottom frame, all vertical stands rotatably installed at both front ends of the bottom frame, rear vertical stands rotatably installed at both rear ends of the bottom frame, and rotatably installed at the front end of the bottom frame, It is characterized by consisting of a frame made of a center connected to the upper end of the rear vertical stand, and a caster installed in the lower portion of the frame.

Here, the reinforcing bar is provided to connect the upper end of the vertical stand and the center bar, characterized in that the second folding portion is formed on the reinforcement.

In addition, the center stand is formed to be adjustable in length, the upper end of the center stand and the rear vertical stand is connected by a hinge coupling, the rear vertical stand is characterized in that the first folded portion is formed.

In addition, the front end of the frame is characterized in that the length adjusting portion further comprises a sliding portion inserted into the inner side of the bottom frame.

Here, an extension vertical stand is further formed at the front end of the sliding part, and a third folding part is formed at the expansion vertical stand.

At this time, the cover member is characterized in that the first fastening member is formed in the portion where the vertical and the vertical vertical stand is installed.

In addition, the center bar is formed to be adjustable in length, the rear of the center of the fixed bar is formed, the upper portion of the rear vertical portion is characterized in that the insertion groove is formed is inserted into the fixing bar.

Here, one side of the cover member is characterized in that the pocket is further formed.

And, the upper cover is characterized in that the upper cover is further provided.

On the other hand, the central zone is characterized in that the fourth folded portion is formed.

At this time, the first binding portion is formed on the upper portion of the center, and the second binding portion corresponding to the first binding portion is formed on the upper end of the rear vertical portion.

In addition, a clamp is provided on an upper portion of the center stand or the rear vertical stand, and a fixing protrusion for fixing the clamp is formed on the rear vertical stand or the center stand.

Meanwhile, a reinforcing bar connecting the upper end of the all vertical bars and the center bar is provided, and a third binding part is formed on the upper part of the vertical bar, and a fourth binding part corresponding to the third binding part is formed on the upper part of the reinforcing bar. It is characterized by.

And, the reinforcing bar is provided to connect the upper end of the all vertical stand and the center bar, the fixing bar is formed on the upper part of the vertical stand or the reinforcement, the insertion groove corresponding to the fixing bar is formed on the upper part of the reinforcement or all the vertical stand. It is characterized by.

On the other hand, a reinforcing bar is provided to connect the upper end of the all vertical stand and the center bar, the clamp is provided on the upper part of the vertical stand or the reinforcement, the fixing protrusions are fixed to the upper portion of the reinforcement or all the vertical stand is formed. It is characterized by.

And, all of the bottom frame is further provided with a sliding member that is inserted into the sliding sliding, the front end of the sliding member is characterized in that all the vertical stand is installed.

At this time, the support is further provided between the all vertical and the center, the support is characterized in that the hinge is coupled to the upper portion of the all vertical.

In addition, a binding member having a locking protrusion is provided at an upper portion of the rear vertical stand, and a locking jaw corresponding to the locking protrusion is formed at an upper portion of the center unit.

On the other hand, the bottom frame, the vertical frame is rotatably installed on both sides of the front end of the bottom frame, the frame made of a center rotatably installed on the front end of the bottom frame, and the back plate hinged to the upper portion of the center And, characterized in that consisting of the caster is installed in the lower portion of the frame.

In addition, the bottom frame, all the vertical stand that is rotatably installed on both sides of the front end of the bottom frame, the frame consisting of a center rotatably installed on the front end of the bottom frame, rotatably installed on the rear end of the bottom frame Characterized in that the rear plate is made of, and the caster is installed on the lower portion of the frame.

According to the present invention having the above-described configuration, the front and rear ends of the bottom frame, respectively, the rear vertical stand is formed, respectively, the front and rear of the bottom frame form a center band connecting the upper end of the vertical stand, all the top and center of the vertical stand By forming a reinforcing rod connecting the center of the stand, and forming the first and second folding portions on the rear vertical stand and the reinforcing stand, respectively, not only the frame is firm but also easy to be unfolded and folded, thereby making it easy to carry and store. It works.

In addition, the present invention is formed by the length adjusting portion to be slidable back and forth in all of the shopping cart, by adjusting the length of the entire shopping cart, there is an effect that can adjust the amount that can be stored.

In addition, the present invention attaches and installs a cover member made of a cloth material to each vertical member, and forms a separate space portion under the rear end of the cover member to accommodate heavy objects in the space portion, and a space formed in the upper portion of the space portion. There is an effect that can accommodate a light object, to increase the space utilization.

1 is a perspective view of a conventional shopping cart.
2 is a cross-sectional view of a conventional shopping cart.
3 (a) and 3 (b) are perspective views before and after unfolding the folding shopping cart according to the present invention.
4 is a side view of a frame of a folding shopping cart according to the present invention.
5 is a folded state diagram of a folding shopping cart according to the present invention.
6 is a partially enlarged view of the unfolding holding part of the folding shopping cart according to the present invention.
7 is a perspective view of a folding shopping cart according to another embodiment of the present invention.
8 is a side view of a frame according to another embodiment according to the present invention.
9 is a side view of a frame in which the center belt is folded in another embodiment according to the present invention.
10 is a side view in which the center bar and the rear vertical stand are coupled using a clamp in another embodiment according to the present invention.
FIG. 11A is a partially enlarged view of forming a separate binding portion to fix all the uprights, and FIG. 11B is a partially enlarged view of all the uprights having a separate hinge.
12 is a perspective view according to another embodiment according to the present invention.
13 is a side view of a frame according to another embodiment of the present invention.
FIG. 14 is a side view of a frame in which supports are formed on all vertical bars of FIG. 13.
15 is a partially enlarged view of a frame according to another embodiment of the present invention.
16 is a side view of a frame according to another embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention. The same reference numerals are used for the same constituent elements in the drawings and redundant explanations for the same constituent elements are omitted. It is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Figure 3 (a), (b) is a perspective view before and after the unfolding of the folding shopping cart according to the invention, Figure 4 is a side view of the frame of the folding shopping cart according to the invention, Figure 5 according to the present invention FIG. 6 is a partially enlarged view of an unfolded holding part of the folding shopping cart according to the present invention, and FIG. 7 is a perspective view of the folding shopping cart according to another embodiment of the present invention. 8 is a side view of a frame according to another embodiment according to the present invention, FIG. 9 is a side view of the frame according to another embodiment of the present invention in which the center bar is folded, and FIG. 10 is another embodiment according to the present invention. The furnace center stage and the rear vertical stand is a side view of the coupling using a clamp, Figure 11 (a) is a partial enlarged view of fixing the vertical stand by forming a separate binding portion, Figure 11 (b) is a separate hinge Equipped with vertical stand 12 is a perspective view according to another embodiment of the present invention, FIG. 13 is a side view of the frame according to another embodiment of the present invention, and FIG. 15 is a side view of a frame according to another embodiment of the present invention, and FIG. 16 is a side view of the frame according to another embodiment of the present invention.

The present invention relates to a folding shopping cart, as shown in Figures 3 to 5, the configuration is to cover the side and the bottom of the frame 200 and the frame 200 is formed so that the user can be easily folded The cover member 300 and the caster 260 is installed on the lower portion of the frame 200.

Here, the frame 210 is a vertical vertical pole 220 installed on both sides of the front end of the square bottom frame 210 and the bottom frame 220 and the rear vertical is installed on both sides of the rear frame 210. It is formed in the front end of the base 230 and the bottom frame 210 is composed of a center stage 240 connected to the upper end of the rear vertical stand 230.

The all vertical stand 220 and the rear vertical stand 230 are hinged to the first fixing piece 210a of the bottom frame 210 to be freely rotatable, and the front end of the center stand 240 is provided. Is hinged to the first fixing piece 210a of the bottom frame 210, the rear end is hinged by the upper end and the second fixing piece 240a of the rear vertical stand 230, the rear end is slid length It is formed to control.

In this case, a first folding part 232 is formed in the rear vertical stand 230. When the first folding part 232 is folded, the center stand 240 rotates to contact the bottom frame 210. do.

Here, the center stand 240 is adjusted to the length as the first folded portion 232 is folded properly, when the contact with the bottom frame 210 is adjusted to the same length to be stably folded.

In this case, a separate fixing member (not shown) is formed in the center stand 240 so that the center stand 240 can be firmly fixed in a state where the length of the center stand 240 is increased. The description of will be omitted.

In addition, the bottom frame 210 may be formed in a plate shape as a whole, or may be formed by installing a plurality of rods in a mash form like a conventional cart.

On the other hand, the reinforcing table 222 connecting the upper end of the vertical stand 220 and the center stand 240 is formed, both ends of the reinforcing stand 222 is a third fixing piece (240b) formed in the center stand 240 ) Is hinged by the fourth fixing piece 220a formed on the vertical stand 220, and a second folding portion 224 is formed at the center thereof, and when the second folding portion 224 is folded, all of them are vertical. The stand 220 and the center stand 240 are folded to contact.

Of course, without forming the reinforcing bar 222, it is also possible to fix the vertical stand 220 to be perpendicular to the bottom frame 210 using a variety of known methods.

In this case, the first and second folding parts 232 and 224 are provided with an unfolding holding part 280 to maintain an unfolded state, and the unfolding holding part 280 is shown in FIG. 6. A protrusion bar 282 elastically supported by a spring 284 is formed in one of the lower or upper portions of the 232 and 224, and a guide groove 286 is formed in the side portion on which the protrusion bar 282 is formed, thereby protruding the protrusion. A lever 283 protruding from the side of the bar 282 is inserted.

Here, the lever 283 is formed by inserting a separate insertion hole on the side of the protruding bar 282 is coupled by interference fit, or coupled by welding or the like method.

In addition, a locking portion 287 is formed at a lower end of the guide groove 286 to operate the lever 283 to be caught by the locking portion 287 so that the protruding bar 282 does not protrude to the outside. When the first and second folding portions 232 and 224 are easily folded, and the lever 283 is operated to separate from the catching portion 287, the protruding bar 282 is driven by the elastic force of the spring 274. And, it is inserted into the insertion hole 288 formed on the other side of the two folding parts (232, 224) to maintain the first and second folding parts (232, 224) unfolded.

Thus, when the first folded portion 232 and the second folded portion 224 are folded, all of the vertical stand 220, the rear vertical stand 230, and the center stand 240 are all folded, The frame 200 can be folded quickly and easily, and when the first folding portion 232 and the second folding portion 224 are unfolded, the unfolded state can be maintained firmly by the unfolding holding portion 280. Will be.

At this time, the spread holding part 280 may maintain the unfolded state of the frame 200 even if only one of the first and second folding parts 232 and 224 is installed.

Therefore, when the user does not use the folding shopping cart of the present invention, the user can fold and reduce the volume, thereby facilitating storage or carrying it in a vehicle or the like for easy transportation.

In addition, the cover member 300 covering the side and the bottom of the frame 200 is made of a durable material, the cover member 300 is all on the vertical stand 220 and the rear vertical stand 230, respectively. Is firmly coupled, not only does not allow the article to be released to the outside even if a plurality of items stored inside the frame 200, when the frame 200 is folded, it is folded together to reduce the volume.

At this time, the cover member 300 may be formed by inserting a separate insertion portion (not shown), and inserting the vertical stand 220 and the rear vertical stand 230, or by using a coupler or the like. It is fixed to the inside or the outside of the frame 200 to be firmly coupled to the 220 and the rear vertical stand 230.

Thus, when the cover member 300 is damaged during use, it can be easily replaced.

On the other hand, the front end of the frame 200 is further provided with a length adjusting part 250, the length adjusting part 250 is inserted into the inside of the bottom frame 210, the sliding portion 252 is formed to be slid back and forth. ) And an extended vertical stand 254 formed perpendicular to the front end of the sliding part 252.

At this time, the cover member 300 is firmly coupled to the expansion vertical stand 254. When the sliding part 252 is fixed by moving to the whole, the expansion vertical stand 254 and the whole vertical stand ( 220 is covered by the cover member 300 to increase the internal space of the frame 200, it is possible to accommodate more articles.

In addition, the length adjusting part 250 may be formed of only the sliding part 252 in which the expansion vertical stand 254 is not formed. When the sliding part 252 is slid to all, the cover member 300 is opened. It may be moved together to expand the storage space, the cover member 300 by sliding the sliding portion 252 to all in a state fixed to the vertical stand 220 all, to form a separate space to load heavy objects It may be.

In addition, a fixing member (not shown) is provided between the sliding part 252 and the bottom frame 210 to maintain the sliding part 252 moving forward.

Here, the fixing member is composed of a projection (not shown) that is elastically supported by a spring and the groove is inserted into the projection, the projection is inserted into the groove, the structure is fixed so that the sliding portion 252 is not moved arbitrarily, It is formed using known techniques.

On the other hand, the cover member 300 has a first fastening member 340 is formed in the portion where the expansion vertical stand 254 and the vertical stand 220 is coupled, the first fastening member 340 is a zipper, Velcro tape, a snap button, etc., when the length adjusting part 250 is in a folded state, using the first fastening member 340 in contact with the extension vertical stand 254 and the whole vertical stand 220. By fixing, the volume of the shopping cart is reduced, and when there are many items to be stored, the first fastening member 340 is separated to move the length adjusting part 250 to the front to increase the space to be stored.

In addition, a third folding part 256 is formed in the extension vertical stand 254, and the third folding part 256 is formed to correspond to the height when the vertical stand 220 is folded. When all the vertical stand 220 is folded, the vertical stand 254 is folded together to prevent the extended vertical stand 254 from protruding, thereby facilitating storage and portability.

In addition, the third folding portion 256 is formed with the above-described spreading retaining portion 280 to be able to stably maintain the unfolded state, even if a plurality of items are stored in the interior of the frame 200 is deformed Will be prevented.

In addition, a handle portion 242 is formed at the rear end of the center stand 240 so that the user can easily use the cart.

On the other hand, as shown in Figure 7 as another embodiment of the present invention, the space portion 310 is formed at the lower end of the rear portion of the cover member 300 to cover the lower side and the lower portion of the frame 200, the space portion Storing somewhat heavy items in the 310, and the space formed on the upper portion of the space 310 to accommodate items that are small and light, and easily broken or deformed, to prevent damage to the article Rather, it increases space utilization.

In this case, the partition 320 may be formed in a space formed above the space 310, and the partition 320 forms the first partition 322 in the entire space, and the second partition ( 324 may be formed to divide and use the space.

In addition, the space 310 may be formed only at the lower end of the rear portion of the cover member 300, or the entire lower end of the cover member 300 may be formed as the space 310 to accommodate the object.

And, as shown in FIG. 8 as another embodiment of the present invention, the center stage 240 forming the frame 200 is formed to be adjustable in length, the fixing bar on the upper portion of the center stage 240 244 is formed to protrude, and an insertion groove 234 into which the fixing bar 244 is inserted and fixed is formed at an upper end of the rear vertical stand 230.

Thus, when the length is increased by sliding the center stage 240, the fixing bar 244 is inserted and fixed to the insertion groove 234 of the rear vertical stand 230, and the rear vertical stand 230 and When the center stand 240 is firmly fixed, and the length of the center stand 240 is reduced, the fixing bar 244 is separated from the insertion groove 234, so that the frame 200 can be easily folded. It becomes possible.

Meanwhile, as another embodiment of the present invention, as shown in FIG. 9, a fourth folding portion 246 is formed in the center stage 240 forming the frame 200 to be foldable, and the center stage is formed. The first binding part 248 is formed on the upper part of the 240, and the second binding part 236 corresponding to the first binding part 248 is formed on the upper end of the rear vertical stand 230 forming the frame 200. ) Can be combined to form.

In this case, through holes are formed in the first binding part 248 and the second binding part 236, respectively, so that the fastening pins 237 may be inserted to stably bind.

In addition, as shown in FIG. 10, when the center stand 240 and the rear stand 230 formed with the fourth folding portion 246 are fixed to each other, the rear stand 230 or the center stand 240 is fixed. The clamp 238 is formed on the upper portion of any one side, and the fixing protrusion 249 is formed on the upper portion of the other one of the rear vertical stand 230 or the center stage 240 to hold the clamp 238. By tightening and clamping the clamp 238, the center stand 240 and the rear vertical stand 230 may be firmly fixed.

Here, the clamp 238 is a center portion 240 of the engaging portion 238b and the actuating bar 238a hinged to the engaging portion 238b and the actuating bar 238a caught by the fixing protrusion 249. Or it consists of a coupling member (238c) connected to the rear vertical stand (230).

Thus, when the user rotates the operation bar 238a about the coupling member 238c while the locking portion 238b is fastened to the fixing protrusion 249, the locking portion 238b is pulled downward. The fixing protrusion 249 is pressed to be firmly fixed.

On the other hand, the fourth folding portion 246 is formed by the above-described spread holding unit 280 to maintain the center stage 240 in an unfolded state, the frame 200 to stably store the goods therein To be able.

In addition, since the remaining components are the same as those described above, a separate description thereof will be omitted.

On the other hand, in another embodiment of the present invention is provided with a reinforcing bar 222 connecting the upper end and the central bar 240 of all the vertical bar 220, the reinforcing bar 222 and the above-described center bar 240 and The rear vertical stand 230 is formed in the same configuration as the combination.

That is, as in the configuration of the center stage 240 and the rear vertical stage 230 shown in Figure 9, a third binding portion (not shown) is formed on the upper portion of the vertical stand 220, the reinforcing table 222 A fourth binding part (not shown) corresponding to the third binding part (not shown) is formed at an upper portion of the third coupling part, and through holes are formed in the third and fourth binding parts, and are coupled using a fixing pin (not shown). do or,

Alternatively, as in the configuration of the center stand 240 and the rear vertical stand 230 shown in Figure 8, the fixing bar (not shown) is formed on the upper portion of the vertical stand 220 or the reinforcement stand 222, the reinforcement stand 222 or all of the uprights 220 are formed in the upper portion of the insertion bar (not shown) corresponding to the fixing bar (not shown) are combined or

Alternatively, as in the configuration of the center stand 240 and the rear riser 230 shown in FIG. 10, the clamps (not shown) are provided on the upper portions of the riser 220 or the reinforcement stand 222, and the reinforcement stand ( 222 or all of the uprights 220 may be formed by combining a fixing protrusion (not shown) to which the clamp (not shown) is fixed.

At this time, since the reinforcing rod 222 is hinged to the center stage 240, it is moved up and down in accordance with the rotation of the center stage 240, it is possible to be easily separated from the vertical stand 220 all.

On the other hand, in another embodiment of the present invention, as shown in Figure 11 (center band 240 is omitted) is not provided with a separate reinforcement 222 between the vertical stand 220 and the center stand 240 altogether. In the configuration for fixing the vertical stand 220 without the first, as shown in (a) of FIG. 11, first, the fifth binding portion 224 is formed at the bottom of the vertical stand 220, and the bottom frame 210 The sixth binding part 212 corresponding to the fifth binding part 224 is formed in all of the third and second).

In this case, the fifth and sixth binding portions 224 and 212 are formed so that the through-holes communicate with each other and are inserted and fixed by the fixing pin 214, so that all the vertical stands 220 are firmly fixed, and when folded, Removing the fixing pin 214 can be easily folded.

In addition, as shown in (b) of FIG. 11, the hinge 216 is formed between the lower portion of the vertical stand 220 and the entirety of the bottom frame 210, in the center of the hinge 216. The folded portion is provided with a separate coil spring (not shown), the force acts in the direction in which the hinge 216 is unfolded, all the vertical stand 220 is firmly fixed.

In addition, when folding, when applying a predetermined force or more, the hinge 216 is folded inward while the vertical stand 220 is fully folded.

Meanwhile, the fifth and sixth binding parts 224 and 212 and the hinge 216 are formed inside the frame 200 to hinge hinge the vertical stand 220, the center stand 240, and the bottom frame 210. It does not get caught in, so it can be folded and fixed stably.

On the other hand, as another embodiment of the present invention, as shown in Figure 12, the cover member 300 is installed on the side and the bottom of the frame 200 to form a skeleton, of the four sides of the cover member 300 On one side, a forge 350 is formed.

Here, the pocket 350 is mainly formed at the rear or side of the rear end for convenience of use so as to be located near the user, so that the wallet or mobile phone can be easily stored, and the cart can be used more conveniently. To be.

In addition, the upper cover 360 is further provided on the upper portion of the cover member 300, the upper cover 360 is provided with a zipper or Velcro tape, a snap button, etc., can be fixed to the cover member 300 Therefore, when moving the cart, it is possible to prevent foreign substances such as dust from entering the inside of the cart to prevent contamination of the goods stored therein.

In addition, since the remaining components are the same as those described above, a separate description thereof will be omitted.

On the other hand, as another embodiment of the present invention, as shown in Figure 13, all of the bottom frame 210 forming the frame 200 is provided with a sliding member 218 is inserted into the sliding sliding inside, the sliding member All vertical stages 220 'are formed at the front end of 218.

Thus, as the sliding member 218 moves together with the vertical stand 220 ', the whole of the cover member 300 moves, so that the size of the storage space can be adjusted, according to the amount of goods to be purchased. It can be adjusted and used properly.

14, the support 290 is provided between the all uprights 220 'and the main lead 240, and an upper end of the support 290 is all uprights 220'. ) Is installed in the upper and hinge coupling, the lower end is supported by the center stage 240, the entire vertical stand 220 'is to be stably supported.

In this case, a lower end of the support 290 may be supported by the center stand 240 in various ways. As an example, an insertion protrusion 292 is formed at the bottom of the support stand 290, and the center stand ( By forming a groove (not shown) corresponding to the insertion protrusion 292 in the 240, the insertion protrusion 292 may be inserted into and fixed to the groove to be firmly supported.

On the other hand, since the remaining components are the same as the above-described configuration, a separate description thereof will be omitted.

As another embodiment of the present invention, as illustrated in FIG. 15, a binding member 239 is provided on an upper portion of the rear vertical stand 230 that forms the frame 200. At the end, a locking protrusion 239a is formed.

At this time, a locking jaw 249 corresponding to the locking protrusion 239a is formed at a rear portion of the center stage 240 forming the frame 200, and the locking protrusion 239a is locked to fix the hook. 240 and the rear vertical stand 230 is fastened.

Thus, the frame 200 is firmly fixed to stably receive the items stored therein.

In addition, when the locking protrusion 239a is spaced apart from the locking jaw 249, the center stage 240 is rotatable, thereby easily folding the frame 200, thereby reducing the volume and carrying and storage. To facilitate.

On the other hand, since the remaining components are the same as the above-described configuration, a separate description thereof will be omitted.

As another embodiment of the present invention, as shown in FIG. 16, the frame 200 is a vertical stand that is rotatably installed at both front and rear sides of the square bottom frame 210 and the bottom frame 210. 220 and a center stage 240 rotatably installed at the front end of the bottom frame 210.

Here, the second fixing piece (240a) is formed on the upper portion of the center stage 240, the back plate 270 that covers the back of the frame 200 is hinged.

In this case, a fixing groove 272 is formed at a lower end of the rear plate 270, and a fixing protrusion 219 corresponding to the fixing groove 272 is formed at an upper surface of the rear end of the bottom frame 210. Since the lower portion of the plate 270 is fixed so as not to flow, the rear portion of the center stage 240 is stably supported.

When the center stage 240 is moved upward, the fixing protrusion 219 is spaced apart from the fixing groove 272, so that the back plate 270 is rotatable at the top of the fixing stage 240. By rotating to move the lower end of the rear plate 270 to all, it is possible to fold the frame 200 stably.

In addition, in another embodiment of the present invention, the rear plate 270 is hinged rotatably to the rear end of the bottom frame 210, the upper end by fixing in various ways with the upper portion of the center stage 240, The frame 200 can be firmly fixed and used.

On the other hand, since the remaining components are the same as the above-described configuration, a separate description thereof will be omitted.

Although the preferred embodiments of the present invention have been described above, the scope of the present invention is not limited thereto, and the scope of the present invention extends to the scope of the present invention to those which are substantially equivalent to the embodiments of the present invention. Various modifications can be made by those skilled in the art without departing from the scope of the present invention.

The present invention relates to a folding shopping cart, and more particularly, the structure is simple, light in weight, rigid, and easy to fold, thereby facilitating carrying and storing, and also lengthening the length of the shopping cart. The invention relates to a folding shopping cart that can be adjusted to adjust the amount of items that can be accommodated.

200: frame 210: floor frame
220,220 ': Vertical stand 222: Reinforcement
224: second folded portion 230: rear vertical stand
232: first folding portion 234: insertion groove
240: center stage 242: handle portion
244 fixing bar 246 fourth folding part
250: length adjusting part 252: sliding part
254: extension vertical stand 256: third folding portion
260: caster 270: rear panel
280: spreading holding part
300: cover member 310: space part
320: partition 322: first partition
324: second partition 340: first fastening member

Claims (21)

Floor frame,
And all the vertical stand rotatably installed on both sides of the front end of the bottom frame,
A rear vertical stand rotatably installed at both rear ends of the bottom frame;
A frame rotatably installed at a front end of the bottom frame and formed as a center connected to an upper end of the rear vertical frame;
Consists of a caster installed in the lower portion of the frame,
The center stand is formed to be adjustable in length,
The upper end of the center stage and the rear vertical stand is connected by a hinge coupling,
A folding shopping cart, characterized in that the first folding portion is formed on the rear vertical stand.
The method of claim 1,
Is provided with a reinforcing bar connecting the upper end and the center of the all vertical,
The reinforcement stand is a folding shopping cart, characterized in that the second folding portion is formed.
delete The method of claim 1,
The frame is a folding shopping cart, characterized in that the cover member is further provided.
The method of claim 4, wherein
The folding shopping cart, characterized in that the front end of the frame is further provided with a length adjusting portion consisting of a sliding portion inserted into the inner side of the bottom frame.
The method of claim 5,
An extension vertical stand is further formed at the front end of the sliding part,
The folding shopping cart, characterized in that the third folding portion is formed in the extended vertical stand.
The method of claim 6,
The cover member is a folding shopping cart, characterized in that the first fastening member is formed in the portion where the vertical riser and the whole vertical stand is installed.
Floor frame,
And all the vertical stand rotatably installed on both sides of the front end of the bottom frame,
A rear vertical stand rotatably installed at both rear ends of the bottom frame;
A frame rotatably installed at a front end of the bottom frame and formed as a center connected to an upper end of the rear vertical frame;
Consists of a caster installed in the lower portion of the frame,
The center stand is formed to be adjustable in length,
A fixed bar is formed on the rear portion of the center stand,
The folding shopping cart, characterized in that the insertion groove is formed is inserted into the fixing bar at the top of the rear vertical.
The method of claim 4, wherein
Folding side shopping cart, characterized in that the pocket is further formed on one side of the cover member.
The method of claim 4, wherein
The upper part of the cover member is folded shopping cart, characterized in that the upper cover is further provided.
Floor frame,
And all the vertical stand rotatably installed on both sides of the front end of the bottom frame,
A rear vertical stand rotatably installed at both rear ends of the bottom frame;
A frame rotatably installed at a front end of the bottom frame and formed as a center connected to an upper end of the rear vertical frame;
Consists of a caster installed in the lower portion of the frame,
The folding shopping cart, characterized in that the fourth folding portion is formed in the center.
The method of claim 11,
The first binding portion is formed on the upper portion of the center,
A folding shopping cart, characterized in that the second binding portion corresponding to the first binding portion is formed at the upper end of the rear vertical stand.
The method of claim 11,
A clamp is provided on the upper portion of the center stage or the rear vertical stage,
The rear vertical stand or the center belt is a folding shopping cart, characterized in that the fixing protrusions are fixed to the clamp is formed.
The method of claim 1,
Is provided with a reinforcing bar connecting the upper end and the center of the all vertical,
The third binding portion is formed on the upper portion of all the vertical stand,
A folding shopping cart, characterized in that the fourth binding portion corresponding to the third binding portion is formed on the reinforcement.
The method of claim 1,
Is provided with a reinforcing bar connecting the upper end and the center of the all vertical,
The fixing bar is formed on the upper part of the vertical stand or reinforcement,
The retractable shopping cart, characterized in that the insertion groove corresponding to the fixing bar is formed on the upper portion of the reinforcement or all vertical.
The method of claim 1,
Is provided with a reinforcing bar connecting the upper end and the center of the all vertical,
The clamp is provided at the top of the vertical stand or all reinforcement,
The retractable shopping cart, characterized in that the fixing protrusions for fixing the clamp is formed on the upper portion of the reinforcement or all vertical.
The method of claim 1,
All of the bottom frame is further provided with a sliding member that is inserted into the sliding sliding,
A folding shopping cart, characterized in that all the vertical stand is installed in the front end of the sliding member.
The method of claim 17,
The support is further provided between the entire vertical and the center,
The support is a folding shopping cart, characterized in that the hinged to the upper portion of the all vertical.
The method of claim 1,
The upper portion of the rear vertical stand is provided with a binding member formed with a locking protrusion,
The folding shopping cart, characterized in that the locking jaw corresponding to the locking portion is formed on the upper portion of the center.
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