Stroller with a collapsing self-standing structure

Abstract

The application discloses a stroller with a folding self-standing structure, which comprises an upper pushing handle, two lower pushing rods, two connecting blocks, a front support, a seat, a rear support, a self-standing rod sliding sleeve, folding sliding blocks and a folding connecting rod, and is characterized in that one end of the upper pushing handle is hinged to one end of the two lower pushing rods, the other end of the two lower pushing rods is hinged to the connecting blocks, the connecting blocks are hinged to the front support, the inner side of the front support is provided with the seat, the seat is hinged to the inner walls of the two sides of the front support, the bottom of the connecting block is fixedly provided with the rear support, the bottom of the rear support is provided with the self-standing rod sliding sleeve, the two lower pushing rods are provided with the folding sliding blocks, one end of the folding sliding blocks is hinged to the folding connecting rod, the other end of the folding connecting rod is hinged to one side of the seat, the middle part of the folding connecting rod is hinged to the self-standing rod pull rod, one end of the self-standing rod pull rod is hinged to the self-standing rod, and the self-standing rod is slidably connected to the self-standing rod sliding sleeve.

Description

TECHNICAL FIELD

[0001] The present application relates to a stroller, in particular to a stroller with folding self-standing structure. BACKGROUND

[0002] The stroller is a "vehicle" for children, a vehicle that needs to be pushed or pulled by someone to move. The stroller plays an important role in carrying infants and young children in daily life, and has become one of the indispensable children's products in the growth process of children. In order to reduce the storage space, the stroller frame of the existing stroller can be folded; the traditional stroller cannot stand after being folded, which is inconvenient to place. SUMMARY

[0003] The purpose of the present application is to provide a stroller with folding self-standing structure. The present application rotates the upper push handle to make the upper push handle fit the lower push rod, rotates the two lower push rods downward to make the lower push rod rotate around the hinge with the connecting block, moves the lower push rod to the side of the rear leg, and makes the lower push rod abut the rear leg. Rotate the front leg to move the front leg to the side of the rear leg, fold the upper push handle, the lower push rod, the rear leg and the front leg together, and make the bottom of the self-standing rod contact the ground after folding to make the whole stroller stand up and not fall down. The technical problem of the traditional stroller that cannot stand after being folded and is inconvenient to place is solved.

[0004] The purpose of the present application can be achieved by the following technical scheme:

[0005] A stroller with folding self-standing structure, comprising an upper push handle, the upper push handle is hinged to one end of two lower push rods, the other end of the two lower push rods is hinged with a connecting block, the end away from the lower push rod of the two connecting blocks is hinged with a front leg, the inner side of the front leg is provided with a seat, the two sides of the seat are hinged with the inner walls of the two sides of the front leg, the bottom of the connecting block is fixedly installed with a rear leg, and the bottom of the rear leg is fixedly installed with a self-standing rod sleeve through a bolt;

[0006] Two lower push rods are installed with folding sliding blocks, the folding sliding blocks are slidingly connected with the lower push rods, the folding sliding blocks are hinged to one end of a folding connecting rod, the other end of the folding connecting rod is hinged to one side of the seat, the middle part of the folding connecting rod is hinged with a self-standing rod pull rod, the end away from the folding connecting rod of the self-standing rod pull rod is hinged with a self-standing rod, and the self-standing rod is slidingly connected with the self-standing rod sleeve.

[0007] Further, the self-standing rod sleeve comprises a sliding sleeve and a fixed sleeve fixedly installed on one side of the sliding sleeve, the self-standing rod comprises a straight part, the bottom end of the straight part is fixedly connected with a bent part, the straight part and the bent part are an integral structure, the top end of the straight part is hinged with the self-standing rod pull rod, the fixed sleeve is sleeved on the straight part, and the fixed sleeve is slidingly connected with the straight part.

[0008] Further, the bottom of the front legs is provided with two front wheels.

[0009] Further, the bottom of the sliding sleeve is provided with a rear wheel.

[0010] Further, the two sides of the lower push rod are provided with sliding grooves, the two sides of the folding sliding block are fixedly connected with strip-shaped protrusions, and the two strip-shaped protrusions are slidably connected with the two sliding grooves respectively.

[0011] Further, the use method of the cart specifically comprises the following steps:

[0012] The upper push handle is rotated to be attached to the lower push rod, the two lower push rods are downwardly rotated to rotate around the hinge between the lower push rod and the connecting block, the lower push rod is moved to the side of the rear legs, the lower push rod is attached to the rear legs, the front legs are rotated to be moved to the side of the rear legs, the upper push handle, the lower push rod, the rear legs and the front legs are folded together, the bottom of the self-standing rod is contacted with the ground after the folding is completed, and the whole cart is self-standing and not falling.

[0013] The present application has the following advantages:

[0014] The upper push handle is rotated to be attached to the lower push rod, the two lower push rods are downwardly rotated to rotate around the hinge between the lower push rod and the connecting block, the lower push rod is moved to the side of the rear legs, the lower push rod is attached to the rear legs, the front legs are rotated to be moved to the side of the rear legs, the upper push handle, the lower push rod, the rear legs and the front legs are folded together, the bottom of the self-standing rod is contacted with the ground after the folding is completed, and the whole cart is self-standing and not falling. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to facilitate the understanding of those skilled in the art, the present application will be further described below with reference to the drawings.

[0016] Figure 1 It is a perspective view of the cart with the folding self-standing structure of the present application;

[0017] Figure 2 It is a structure side view of the cart with the folding self-standing structure of the present application;

[0018] Figure 3 It is a folding state view of the cart with the folding self-standing structure of the present application;

[0019] Figure 4 It is an enlarged view of A in the present application. Figure 3

[0020] ​In the diagram: 1. Upper push handle; 2. Lower push rod; 21. Slide groove; 3. Retractable slider; 31. Strip-shaped protrusion; 4. Retractable connecting rod; 5. Self-supporting pole tie rod; 6. Rear stand; 7. Self-supporting pole; 71. Straight section; 72. Bending section; 8. Self-supporting pole sliding sleeve; 81. Sliding sleeve; 82. Fixing sleeve; 9. Seat base; 10. Front stand; 11. Connecting block; 12. Rear wheel; 13. Front wheel. Detailed Implementation

[0021] The technical solution of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0022] like Figures 1-4 As shown, a trolley with a folding self-standing structure includes an upper push handle 1, which is hinged to one end of two lower push rods 2. The other end of each of the two lower push rods 2 is hinged to a connecting block 11. The end of each of the two connecting blocks 11 away from the lower push rods 2 is hinged to a front frame 10. A base 9 is provided on the inner side of the front frame 10. The two sides of the base 9 are respectively hinged to the inner walls of the two sides of the front frame 10. A rear frame 6 is fixedly installed at the bottom of the connecting block 11. A self-standing pole sliding sleeve 8 is fixedly installed at the bottom of the rear frame 6 by bolts.

[0023] Both of the lower push rods 2 are equipped with retractable sliders 3, which are slidably connected to the lower push rods 2. The retractable sliders 3 are hinged to one end of the retractable connecting rod 4, and the other end of the retractable connecting rod 4 is hinged to one side of the base 9. A self-supporting rod 5 is hinged to the middle of the retractable connecting rod 4, and a self-supporting rod 7 is hinged to the end of the self-supporting rod 5 away from the retractable connecting rod 4. The self-supporting rod 7 is slidably connected to the self-supporting rod sleeve 8.

[0024] The self-supporting pole sliding sleeve 8 includes a sliding sleeve 81 and a fixing sleeve 82 fixedly installed on one side of the sliding sleeve 81. The self-supporting pole 7 includes a straight part 71, and a bent part 72 is fixedly connected to the bottom end of the straight part 71. The straight part 71 and the bent part 72 are integral structures. The top end of the straight part 71 is hinged to the self-supporting pole tie rod 5. The fixing sleeve 82 is sleeved on the straight part 71, and the fixing sleeve 82 is slidably connected to the straight part 71.

[0025] Two front wheels 13 are mounted on the bottom of the front stand 10.

[0026] The bottom of the sliding sleeve 81 is fitted with a rear wheel 12.

[0027] The lower push rod 2 is provided with a sliding groove 21 on both sides, and the inner wall of the folding sliding block 3 is fixedly connected with a strip-shaped protrusion 31, and the two strip-shaped protrusions 31 are respectively connected with the two sliding grooves 21 in a sliding manner.

[0028] The use method of the trolley specifically comprises the following steps:

[0029] The upper push handle 1 is rotated to be attached to the lower push rod 2, the two lower push rods 2 are rotated downward to rotate around the hinge with the connecting block 11, the lower push rod 2 is moved to one side of the rear support 6, the lower push rod 2 is attached to the rear support 6, the front support 10 is rotated to move to one side of the rear support 6, the upper push handle 1, the lower push rod 2, the rear support 6 and the front support 10 are folded together, the bottom of the self-standing rod 7 is in contact with the ground after folding, the whole trolley is self-standing and not falling, and the trolley is conveniently placed.

[0030] In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, and a particular orientation configuration and operation, therefore, it cannot be understood as a limitation on the present application. In addition, "first", "second" is only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0031] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] The preferred embodiments of the present application disclosed above are only used to help explain the present application. The preferred embodiments do not describe all the details, and the present application is not limited to the specific embodiments described. Obviously, according to the content of the description, many modifications and changes can be made. The description selects and describes these embodiments in order to better explain the principles and practical application of the present application, so that those skilled in the art can well understand and use the present application. The present application is limited by the claims and their entire scope and equivalents.

Claims

1. A stroller having a collapsed self-standing structure, characterized by, The utility model provides a kind of folding trolley, including upper push handle (1), one end of two lower push rods (2) is hinged with the upper push handle (1), the other end of two lower push rods (2) is hinged with connecting block (11), the inner side of front support (10) is provided with seat pocket (9), the two sides of seat pocket (9) are respectively hinged with the two side inner walls of front support (10), the hinged place of seat pocket (9) and front support (10) is located in the side of front support (10) close to connecting block (11), the bottom of connecting block (11) is fixedly installed with rear support (6), the bottom of rear support (6) is fixedly installed with self-standing rod sliding sleeve (8) by bolt. Two lower push rods (2) are installed with folding sliding block (3), and the folding sliding block (3) is slidably connected with the lower push rod (2), and the folding sliding block (3) is hinged with one end of folding connecting rod (4), and the other end of the folding connecting rod (4) is hinged with one side of the seat pocket (9), and the hinged place of the seat pocket (9) and the folding connecting rod (4) is located below the connecting block (11) and close to the connecting block (11), and the middle part of the folding connecting rod (4) is hinged with a self-standing rod pull rod (5), and one end of the self-standing rod pull rod (5) away from the folding connecting rod (4) is hinged with a self-standing rod (7), and the self-standing rod (7) is slidably connected with the self-standing rod sliding sleeve (8). The self-standing rod (7) includes a straight portion (71), a bent portion (72) is fixedly connected to the bottom end of the straight portion (71), and the straight portion (71) and the bent portion (72) are an integral structure, and the top end of the straight portion (71) is hinged with the self-standing rod pull rod (5). The use method of the trolley specifically includes the following steps: The upper push handle (1) is rotated to make the upper push handle (1) fit the lower push rod (2), the two lower push rods (2) are rotated downward to make the lower push rod (2) rotate around the hinged place of the lower push rod (2) and the connecting block (11), the lower push rod (2) moves to one side of the rear support (6), and the lower push rod (2) is close to the rear support (6), the front support (10) is rotated to make the front support (10) move to one side of the rear support (6), the upper push handle (1), the lower push rod (2), the rear support (6) and the front support (10) are folded together, and the bottom of the self-standing rod (7) is in contact with the ground after folding is completed, and the whole trolley stands up and does not fall.

2. A stroller having a self-standing collapsed configuration according to claim 1, wherein, The self-standing rod sliding sleeve (8) includes a sliding sleeve (81) and a fixed sleeve (82) fixedly installed on one side of the sliding sleeve (81), the fixed sleeve (82) is sleeved on the straight portion (71), and the fixed sleeve (82) is slidably connected with the straight portion (71).

3. The stroller with a collapsed self-erecting structure of claim 1, wherein, The bottom of the front support (10) is provided with two front wheels (13).

4. The stroller with a collapsed self-erecting structure of claim 2, wherein, The bottom of the sliding sleeve (81) is provided with a rear wheel (12).

5. The stroller with a collapsed self-erecting structure of claim 1, wherein, The two sides of the lower push rod (2) are provided with sliding grooves (21), and the two sides of the folding sliding block (3) are fixedly connected with strip-shaped protrusions (31), and the two strip-shaped protrusions (31) are slidably connected with the two sliding grooves (21), respectively.

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