CN218021709U

CN218021709U - Folding portable hand buggy

Info

Publication number: CN218021709U
Application number: CN202222167435.8U
Authority: CN
Inventors: 杨同元
Original assignee: Individual
Current assignee: Liu Tingting
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-12-13
Anticipated expiration: 2032-08-17

Abstract

The utility model relates to the technical field of hand buggy, and disclose folding portable hand buggy, solved the structure of hand buggy on the market mostly fixed frame, because the appearance structure of hand buggy is fixed, can not realize the folding function of dolly, and then cause the problem that the portability of dolly is not high, it includes two bracing pieces one, two the bracing piece one is symmetrically arranged, one side of two bracing pieces one all is equipped with bracing piece two, two bracing piece two are symmetrically arranged, the bottom of two bracing pieces one and two bracing piece two all is equipped with the universal wheel, the inside of two bracing pieces one and two bracing piece two all alternates the lifter, all connect through extension mechanism one between bracing piece one and the bracing piece two, all connect through extension mechanism two between two bracing pieces one and two bracing piece two respectively; this design facilitates for the altitude mixture control who holds up the pole, makes things convenient for the pole of holding up to be applicable to the user of different heights, and then has improved the removal convenience of dolly.

Description

Folding portable hand buggy

Technical Field

The utility model belongs to the technical field of the hand buggy, specifically be folding portable hand buggy.

Background

In real life, people often use the hand buggy to transport articles such as luggage or goods, and is very convenient, and general hand buggy includes pull rod, load-bearing platform and sets up the wheel in the load-bearing platform bottom usually, through hand pulling pull rod, and then can make the wheel roll, and then realizes that load-bearing platform drives the transportation of luggage or goods.

At present, the structure of the hand buggy on the market is mostly fixed frame, because the appearance structure of hand buggy is fixed, and then can not realize the folding function of dolly, causes the portability of dolly not high, and the pull rod on the dolly has the nonadjustable problem of length simultaneously, can appear the condition of bowing when the push-and-pull dolly to the user of different heights, and then leads to the hand buggy practicality not strong.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a folding portable hand buggy, the effectual structure of having solved hand buggy on the market among the above-mentioned background is mostly fixed frame, because the appearance structure of hand buggy is fixed, can not realize the folding function of dolly, and then causes the not high problem of portability of dolly.

In order to achieve the above object, the utility model provides a following technical scheme: folding portable hand buggy, including two bracing pieces one, two bracing piece symmetry sets up, one side of two bracing pieces one all is equipped with bracing piece two, two bracing piece two symmetries set up, the bottom of two bracing pieces one and two bracing piece two all is equipped with the universal wheel, the lifter has all been alternate in the inside of two bracing pieces one and two bracing piece two, all connect through extension mechanism one between bracing piece one and the bracing piece two, all connect through extension mechanism two respectively between two bracing piece one and two bracing piece two, connect through pulling mechanism between two bracing pieces one, the bottom of two bracing pieces one and two bracing piece two all is equipped with connecting seat one, the top of four lifters all is connected with connecting seat two, be equipped with between two bracing piece two and two bracing piece one and accomodate the bag, the inner bottom end of accomodating the bag is equipped with the stay cord, the four corners of accomodating the bag all is equipped with links up the area, the link area is located the top of connecting seat two, and the top screw thread mounting of connecting seat two has the fastening rod, the fastening rod runs through on linking area, the bottom four corners of accomodating the bag all is equipped with the pasting area of locating bracing piece one and two outsides.

Preferably, the first stretching mechanism comprises a first crossed rod, a second crossed rod, a first connecting seat and a second connecting seat, a first crossed rod and a second crossed rod are arranged between the first supporting rod and the second supporting rod, the second crossed rod is arranged on one side of the first crossed rod, two far ends of the first crossed rod and the second crossed rod are respectively connected with a second connecting seat and a first connecting seat in a rotating mode, the bottom ends, close to one end, of the first crossed rod and the second crossed rod are connected through the first connecting seat, the top ends, close to one end, of the first crossed rod and the second crossed rod are connected through the second connecting seat, and the second connecting seat is arranged above the first connecting seat.

Preferably, the extension mechanism two includes the cross rod three and cup joints the piece, all is equipped with the cross rod three that is located the storage bag outside between two bracing pieces one and between two bracing pieces two, and the bottom both ends of cross rod three rotate with a connecting seat respectively and be connected, and the top both ends of cross rod three rotate with connecting seat two respectively and be connected, and cross rod three is kept away from one side outer wall of storage bag and is installed and cup joint the piece.

Preferably, pulling mechanism includes mount pad, fixing base, dwang and extension, and the mount pad that is located three one sides of criss-cross pole is installed to the lateral wall of two connecting seats one, is equipped with the fixing base between two mount pads, and the dwang is installed to the symmetry on the fixing base, and the dwang rotates with the mount pad to be connected, and the top of fixing base is connected with the extension.

Preferably, the extension piece includes the dead lever, cup joints the pole, holds up pole, screw hole and threaded rod, and the top of fixing base is equipped with the dead lever, and the dead lever alternates in the inside of cup jointing the piece, and the outer top cover of dead lever is equipped with and cup joints the pole, and the top of cup jointing the pole is equipped with holds up the pole, and the threaded hole has been seted up to the inner wall equidistance of dead lever, and the threaded rod that extends to threaded hole inside is installed to the outer wall bottom screw thread of cup jointing the pole.

Preferably, the outer sleeve of the fixed rod is provided with a stop block, and the stop block is positioned above the sleeving block.

Preferably, the sleeved rod and the holding rod form a T-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) During work, the storage bag is convenient to mount between the two first support rods and the two second support rods by arranging the two first support rods, the two second support rods, the four first connecting seats, the four lifting rods, the four second connecting seats, the storage bag, the four connecting belts and the four pasting belts, and the trolley is convenient to push to move flexibly by matching with the design of the pulling mechanism and the universal wheels, so that the moving convenience of the trolley is improved; through the matching design of the two extension mechanisms I and the two extension mechanisms II, the possibility of folding the storage bag is effectively provided, the trolley can be conveniently and flexibly folded, and the use portability of the trolley is improved; simultaneously this design facilitates for holding up the altitude mixture control of pole, makes things convenient for the pole to be applicable to the user of different heights, and then has improved the removal convenience of dolly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention.

In the drawings:

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a second schematic view of the present invention;

fig. 3 is a cross-sectional view of the first support rod of the present invention;

fig. 4 is a cross-sectional view of the inventive extension;

in the figure: 1. a first supporting rod; 2. a second supporting rod; 3. a first connecting seat; 4. a lifting rod; 5. a second connecting seat; 6. a storage bag; 7. a splicing band; 8. a fastening rod; 9. pulling a rope; 10. a first cross bar; 11. a second cross bar; 12. a first connecting seat; 13. a second connecting seat; 14. a cross bar III; 15. sleeving and connecting blocks; 16. a mounting seat; 17. a fixed seat; 18. rotating the rod; 19. fixing the rod; 20. a sleeved rod; 21. a support rod; 22. a threaded hole; 23. a threaded rod; 24. a stop block; 25. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses a by figure 4 in figure 1 to give, the utility model discloses a two bracing piece one 1, two bracing piece one 1 symmetry sets up, one side of two bracing piece one 1 all is equipped with bracing piece two 2, two bracing piece two 2 symmetries set up, the bottom of two bracing piece one 1 and two bracing piece two 2 all is equipped with universal wheel 25, the inside of two bracing piece one 1 and two bracing piece two 2 has all been alternates to have lifter 4, all connect through extension mechanism one between bracing piece one 1 and the bracing piece two 2, all connect through extension mechanism two between two bracing piece one 1 and two bracing piece two 2 respectively, connect through pulling mechanism between two bracing piece one 1, the bottom of two bracing piece one 1 and two bracing piece two 2 all is equipped with connecting seat one 3, the top of four lifter 4 all is connected with connecting seat two 5, be equipped with between two bracing piece two 2 and two bracing piece one 1 and accomodate bag 6, the inner bottom end of accomodating bag 6 is equipped with stay cord 9, the four corners of accomodating bag 6 all is equipped with the area 7 that links up, it is located the top of connecting seat two 5, and the top of connecting seat two bracing piece 5 threaded mounting rod 8, the bottom end of accomodating bag 8 is equipped with the inner bottom of all is equipped with the sticking belt that links up in the inner bottom of bag 7, the two bracing piece is equipped with the outer side of the two bracing piece 2 and all is equipped with the sticking of the bracing piece 2.

The first stretching mechanism comprises a first crossed rod 10, a second crossed rod 11, a first connecting seat 12 and a second connecting seat 13, the first crossed rod 10 and the second crossed rod 11 are arranged between the first supporting rod 1 and the second supporting rod 2, the second crossed rod 11 is positioned on one side of the first crossed rod 10, two far-away ends of the first crossed rod 10 and the second crossed rod 11 are respectively rotatably connected with a second connecting seat 5 and a first connecting seat 3, the bottom ends of the first crossed rod 10 and the second crossed rod 11, close to one end, are connected through the first connecting seat 12, the top ends of the first crossed rod 10 and the second crossed rod 11, close to one end, are connected through the second connecting seat 13, and the second connecting seat 13 is positioned above the first connecting seat 12; the pulling mechanism comprises mounting seats 16, fixing seats 17, rotating rods 18 and extending pieces, the mounting seats 16 positioned on one sides of the crossed rods III 14 are mounted on the side walls of the two first connecting seats 3, the fixing seats 17 are arranged between the two mounting seats 16, the rotating rods 18 are symmetrically mounted on the fixing seats 17, the rotating rods 18 are rotatably connected with the mounting seats 16, and the top ends of the fixing seats 17 are connected with the extending pieces;

when the bicycle is required to be folded, the pull rope 9 is pulled upwards, the pull rope 9 can pull the bottom end of the storage bag 6 to move upwards, and then the two support rods 1 are close to each other, the two support rods 2 are close to each other, the support rods 1 and the support rods 2 are close to each other, when the support rods 1 and the support rods 2 are close to each other, the cross rods 10 and the cross rods 11 are close to each other, the cross rods 10 and the cross rods 11 are swung, the connecting seats 12 and the connecting seats 13 are far away from each other, and meanwhile, as the connecting seats 3 are fixedly arranged at the bottom ends of the support rods 2 and the support rods 1, and further the cross rods 10 and the cross rods 11 are swung, can make connecting seat two 5 move up, and then connecting seat two 5 can drive lifter 4 and shift up in the inside of bracing piece one 1 and bracing piece two 2, can make crossed cross bar three 14 swing simultaneously, and then can make dwang 18 swing in mount pad 16, and make fixing base 17 move up, and then can make cover joint piece 15 slide on dead lever 19, and then realize taking in the folding of bag 6, and realize the folding of dolly, the extension mechanism two includes crossed cross bar three 14 and cup joints piece 15, all be equipped with the crossed cross bar three 14 that is located the bag 6 outside between two bracing pieces one 1 and between two bracing pieces two 2, the bottom both ends of crossed cross bar three 14 rotate with connecting seat one 3 respectively and are connected, the top both ends of crossed cross bar three 14 rotate with connecting seat two 5 respectively and are connected, crossed cross bar three 14 keeps away from one side outer wall of taking in bag 6 and install cover joint piece 15.

When the trolley is required to be unfolded, the first supporting rod 1 and the second supporting rod 2 are directly pulled open, the first crossed rod 10 and the second crossed rod 11 are far away from each other, the first crossed rod 10 and the second crossed rod 11 can swing, the first connecting seat 12 and the second connecting seat 13 can be close to each other, the first adjacent supporting rod 1 can be far away from each other, the second adjacent supporting rod 2 can be far away from each other, the third crossed rod 14 can be unfolded, the rotating rod 18 can swing at the same time, the fixing seat 17 can drive the fixing rod 17 to move downwards, the fixing seat 17 can drive the fixing rod 19 to move downwards, the design of the stopping block 24 is effective to limit the sleeving block 15, stopping of the sleeving block 15 is achieved, the sleeving block 15 is prevented from continuously moving upwards on the fixing rod 19, and when articles are placed in the storage bag 6, the distance between the first supporting rod 1 and the second supporting rod 2, the distance between the first supporting rod 1 and the distance between the second supporting rod 2 are fixed, and the use stability of the storage bag 6 is improved.

The extension piece comprises a fixed rod 19, a sleeve rod 20, a holding rod 21, a threaded hole 22 and a threaded rod 23, the fixed rod 19 is arranged at the top end of the fixed seat 17, the fixed rod 19 is inserted into the sleeve joint block 15 in a penetrating manner, the sleeve rod 20 is sleeved at the outer top of the fixed rod 19, the holding rod 21 is arranged at the top end of the sleeve rod 20, the threaded holes 22 are formed in the inner wall of the fixed rod 19 at equal intervals, the threaded rod 23 extending into the threaded hole 22 is installed at the bottom end of the outer wall of the sleeve rod 20 in a threaded manner, a stop block 24 is sleeved outside the fixed rod 19, the stop block 24 is located above the sleeve joint block 15, and the sleeve rod 20 and the holding rod 21 form a T-shaped structure;

when needs promote the dolly and remove, according to the user height, take off threaded rod 23, will cup joint pole 20 and slide in the outside of dead lever 19 after that, adjust the top height of cup jointing pole 20, after cup jointing 20 altitude mixture control of pole and accomplish, at the outer wall installation threaded rod 23 of cup jointing pole 20, make threaded rod 23 extend to the inside of screw hole 22, and then realize dead lever 19 and the fastening of cup jointing pole 20, and then the realization cup joints the fixed of pole 20 height, and then convenient to use personnel promotes the dolly and removes, and then can make universal wheel 25 roll, the effectual removal portability that improves the dolly.

Claims

1. Folding portable hand buggy, including two bracing pieces one (1), its characterized in that: the two first support rods (1) are symmetrically arranged, one side of each of the two first support rods (1) is provided with a second support rod (2), the two second support rods (2) are symmetrically arranged, the bottom ends of the two first support rods (1) and the bottom ends of the two second support rods (2) are provided with universal wheels (25), the lifting rods (4) penetrate through the interiors of the two first support rods (1) and the two second support rods (2), the first support rods (1) and the second support rods (2) are connected through a first stretching mechanism, the two first support rods (1) are connected through a second stretching mechanism, the bottom ends of the two first support rods (1) and the two second support rods (2) are provided with a first connecting seat (3), the top ends of the four lifting rods (4) are connected with a second connecting seat (5), a containing bag (6) is arranged between the two second support rods (2) and the two first support rods (1), the inner bottom end of the containing bag (6) is provided with a pull rope (9), the four corners of the containing bag (6) are provided with fastening belts (7), the top ends of the two connecting seats (7) are connected with a connecting belt (8), the connecting belts (7), the connecting rods (7) are arranged on the top ends of the connecting seat (5), and the connecting seat (8) are arranged on the connecting rods, four corners of the bottom end of the storage bag (6) are provided with adhesive tapes which are sleeved outside the first support rod (1) and the second support rod (2).

2. The folding portable cart according to claim 1, wherein: the stretching mechanism I comprises a first crossed rod (10), a second crossed rod (11), a first connecting seat (12) and a second connecting seat (13), the first crossed rod (10) and the second crossed rod (11) are arranged between the first supporting rod (1) and the second supporting rod (2), the second crossed rod (11) is located on one side of the first crossed rod (10), two ends, far away from the first crossed rod (10) and the second crossed rod (11), of the first crossed rod (10) and the second crossed rod (11) are respectively connected with the second connecting seat (5) and the first connecting seat (3) in a rotating mode, the first crossed rod (10) and the second crossed rod (11) are connected through the first connecting seat (12) between the bottoms close to one end, the first crossed rod (10) and the second crossed rod (11) are connected through the second connecting seat (13) between the tops close to one end, and the second connecting seat (13) is located above the first connecting seat (12).

3. The folding portable cart according to claim 1, wherein: the extension mechanism II comprises a crossed cross rod III (14) and a sleeving block (15), a crossed cross rod III (14) located on the outer side of the storage bag (6) is arranged between the two supporting rods I (1) and between the two supporting rods II (2), the two ends of the bottom end of the crossed cross rod III (14) are rotatably connected with the connecting seat I (3) respectively, the two ends of the top end of the crossed cross rod III (14) are rotatably connected with the connecting seat II (5) respectively, and the outer wall of one side, away from the storage bag (6), of the crossed cross rod III (14) is provided with the sleeving block (15).

4. The folding portable cart according to claim 1, wherein: the pulling mechanism comprises a mounting seat (16), a fixing seat (17), a rotating rod (18) and an extension piece, the mounting seat (16) located on one side of the crossed rod III (14) is installed on the side wall of the two connecting seats (3), the fixing seat (17) is arranged between the two mounting seats (16), the rotating rod (18) is symmetrically installed on the fixing seat (17), the rotating rod (18) is rotatably connected with the mounting seat (16), and the top end of the fixing seat (17) is connected with the extension piece.

5. The folding portable cart according to claim 4, wherein: the extension piece comprises a fixing rod (19), a sleeve joint rod (20), a holding rod (21), threaded holes (22) and a threaded rod (23), the fixing rod (19) is arranged at the top end of the fixing seat (17), the fixing rod (19) is inserted into the sleeve joint block (15) in a penetrating mode, the sleeve joint rod (20) is sleeved at the outer top of the fixing rod (19), the holding rod (21) is arranged at the top end of the sleeve joint rod (20), the threaded holes (22) are formed in the inner wall of the fixing rod (19) at equal intervals, and the threaded rod (23) extending to the inner portion of the threaded hole (22) is installed at the bottom end of the outer wall of the sleeve joint rod (20) in a threaded mode.

6. The folding portable cart according to claim 5, wherein: the outer portion of the fixing rod (19) is sleeved with a stop block (24), and the stop block (24) is located above the sleeving connection block (15).

7. The folding portable cart according to claim 5, wherein: the sleeved rod (20) and the holding rod (21) form a T-shaped structure.