CN215944673U

CN215944673U - Foldable children's handcart

Info

Publication number: CN215944673U
Application number: CN202122502104.0U
Authority: CN
Inventors: 骆一豪; 骆书勇
Original assignee: Aimami Toys Hebei Co ltd
Current assignee: Aimami Toys Hebei Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-04
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a folding type child trolley, which comprises a folding trolley frame, a trolley body fixed in the trolley frame and wheels arranged at the bottom of the trolley frame, wherein the trolley frame comprises two vertical rods which are symmetrically arranged, a bottom plate which is rotatably connected with the bottoms of the two vertical rods and a holding rod which is rotatably connected with the upper parts of the two vertical rods through a first fixing sleeve, the bottom plate comprises a first bottom plate and a second bottom plate which are symmetrically arranged and rotatably connected through a first connecting piece, the holding rod comprises a first holding rod and a second holding rod which are symmetrically arranged and rotatably connected through a second connecting piece, the first connecting piece and the second connecting piece are movably connected through a connecting rod, an upper layer of saddle and a lower layer of saddle are symmetrically arranged in the trolley body, the utility model not only realizes improvement on the structure, the arrangement of the upper layer of saddle and the lower layer of saddle, but also carries out innovation on the folding mode, the unfolding positioning strip and the folding positioning strip are additionally arranged, so that the multifunctional foldable positioning strip is multifunctional, wide in application range and necessary to popularize.

Description

Foldable children's handcart

Technical Field

The utility model relates to the field of children's carriages, in particular to a folding type child stroller.

Background

With the improvement of living standard, people like to bring lovely babies when going out for walking, shopping, traveling or camping, and enjoy the fun of life. In order to facilitate traveling, parents and parents prepare special children for babies to take, so the children become the products sold in the market at a moment, the types and the types of the children are more and more, and the folding type children have the advantages of small occupied area, storage space saving, convenience in carrying and the like, and are deeply praised by users.

The folding baby carriages have two states of unfolding and folding, and the folding baby carriages can be folded towards the middle in the unfolding state after being used for a period of time due to the design reason; the folding bicycle can be unfolded towards two sides under the folding state, which brings great inconvenience to users. Therefore, the folding manner and the folding structure need to be improved.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a folding type child trolley, which is improved in folding mode, is additionally provided with an unfolding positioning strip and a folding positioning strip, ensures the unfolding and folding of the folding trolley and effectively prevents the semi-folding state.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the foldable bicycle comprises a foldable bicycle frame, a bicycle body and wheels, wherein the bicycle frame is fixed in the bicycle frame, the bicycle frame comprises two vertical rods which are symmetrically arranged, a bottom plate which is rotatably connected with the bottoms of the two vertical rods, and holding rods which are rotatably connected with the upper parts of the two vertical rods through first fixing sleeves, the bottom plate comprises a first bottom plate and a second bottom plate which are symmetrically arranged and rotatably connected through first connecting pieces, the holding rods comprise a first holding rod and a second holding rod which are symmetrically arranged and rotatably connected through second connecting pieces, the first connecting piece and the second connecting piece are movably connected through connecting rods, the bicycle body comprises saddles which are symmetrically arranged between the first holding rods and between the second holding rods, each saddle comprises an upper saddle and a lower saddle below the upper saddle, and the wheels comprise front wheels and rear wheels.

The utility model is further improved in that: be equipped with slidable locating lever on the connecting rod, the both ends of locating lever are held up pole rotatable coupling with first pole, second respectively through the bracing piece.

The utility model is further improved in that: the positioning rod is provided with an unfolding positioning strip, one end of the unfolding positioning strip is fixed with the positioning rod, the other end of the unfolding positioning strip is provided with an unfolding positioning hole, and the unfolding positioning hole is matched with an unfolding positioning rod fixedly arranged on the connecting rod.

The utility model is further improved in that: the front wheel is fixed with the frame through the universal shaft, the rear wheel is connected with the frame through a second fixing sleeve, one end of the second fixing sleeve is provided with a folding positioning strip fixed by the second fixing sleeve, the other end of the folding positioning strip is provided with a folding positioning hole, and the folding positioning hole is matched with a fixing wire arranged above the universal shaft.

The utility model is further improved in that: the first fixed cover is provided with a hole for the hood supporting rod to pass through, the hole is matched with the semicircular bulge on the locking rod to lock the hood supporting rod, the locking rod is rotatably connected with the first fixed cover through a mounting hole, and a third fixed cover for clamping the hood supporting rod is arranged on the vertical rod below the first fixed cover.

The utility model is further improved in that: the connecting unit comprises a first connecting rod fixed with the first cross rod, a second connecting rod fixed with the second cross rod and a third connecting rod, wherein the two ends of the third connecting rod are respectively connected with the first connecting rod and the second connecting rod in a rotatable mode.

The utility model is further improved in that: the first cross rod, the second cross rod and the connecting unit jointly enclose a space for pedaling, and a pedal rod with two ends respectively connected with the first connecting piece is arranged below the space.

The utility model is further improved in that: the upper saddle with the upper backrest that the upper saddle is connected sets up as an organic whole, upper backrest detachable suit is on first bracing piece, first bracing piece sets up between two montants.

The utility model is further improved in that: lower floor's saddle, with lower floor's back and automobile body that lower floor's saddle is connected set up as an organic whole, lower floor's back detachable suit is on the second bracing piece, the second bracing piece and the montant swing joint of both sides.

The utility model is further improved in that: the top end of the vertical rod is rotatably connected with the push handle through a rotating shaft.

Due to the adoption of the technical scheme, the utility model has the beneficial effects that:

the folding bicycle is novel in design and reasonable in structure, not only is the improvement of the structure realized, the upper layer of saddle and the lower layer of saddle are arranged, the selection of infants at different stages of 0-6 years old is facilitated, the folding mode is also innovated, the unfolding positioning strip and the folding positioning strip are additionally arranged, the unfolding and folding of the folding bicycle are ensured, the occurrence of a half-folding state is effectively prevented, the use of a user is facilitated, and the folding bicycle is multifunctional, wide in application range and necessary to be widely popularized.

Drawings

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

FIG. 2 is a schematic view showing the inner structure of the present invention with the upper seat removed;

FIG. 3 is a front elevational view of the frame of the present invention;

FIG. 4 is a schematic structural view of the base plate of the present invention;

FIG. 5 is a structural schematic view of the frame of the present invention in a folded condition;

FIG. 6 is a schematic view of the detent lever of the present invention.

Wherein, 1, push handle; 2. a rotating shaft; 3. an upper layer backrest; 4. a hood support bar; 5. an upper layer saddle; 6. a first fixing sleeve; 7. a lower layer backrest; 8. a third fixing sleeve; 9. a third connecting rod; 10. a cardan shaft; 11. a front wheel; 12. a connecting rod; 13. a second fixing sleeve; 14. a rear wheel; 15. a first base plate; 151. a first cross bar; 152. a first connecting rod; 16. a first connecting member; 17. a foot lever; 18. a second base plate; 181. a second cross bar; 182. a second connecting rod; 19. a vertical rod; 20. folding the positioning strip; 21. a lower saddle; 22. a space; 23. a first support bar; 24. a lock lever; 241. a fixing hole; 242. a protrusion; 243. a wrench; 25. a first handrail; 26. a support bar; 27. a second connecting member; 28. unfolding the positioning rod; 29. unfolding the positioning strip; 30. positioning a rod; 31. the second handrail.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

a foldable child stroller, as shown in fig. 1-6, comprises a foldable frame, a body fixed in the frame, and wheels disposed at the bottom of the frame, the wheels including front wheels 11 and rear wheels 14. The top of the vertical rod 19 on the frame is rotatably connected with the push handle 1 through the rotating shaft 2, and the height of the push handle 1 can be adjusted according to the requirement by the rotating shaft 2, so that the use is convenient.

As shown in fig. 1 and 3, the frame comprises two vertical rods 19 which are symmetrically arranged, a bottom plate which is rotatably connected with the bottoms of the two vertical rods 19, and a holding rod which is rotatably connected with the upper parts of the two vertical rods 19 through a first fixing sleeve 6, the bottom plate comprises a first bottom plate 15 and a second bottom plate 18 which are symmetrically arranged and rotatably connected through a first connecting piece 16, the holding rod comprises a first holding rod 25 and a second holding rod 31 which are symmetrically arranged and rotatably connected through a second connecting piece 27, the first connecting piece 16 and the second connecting piece 27 are movably connected through a connecting rod 12, when the folding storage is needed, only the second connecting piece 27 is lifted upwards, the first connecting piece 16 moves upwards under the action of the connecting rod 12, the holding rods and the bottom plates at two sides are folded inwards, and the folding is smoothly realized; when the unfolding is needed, the second connecting piece 27 is pressed downwards and the vertical rods 19 at the two sides are pulled outwards, so that the unfolding can be realized smoothly.

As shown in fig. 3, the connecting rod 12 is provided with a slidable positioning rod 30, and the positioning rod 30 slides up and down along the connecting rod 12 to provide a possibility for folding and unfolding the frame. The two ends of the positioning rod 30 are respectively rotatably connected with the first supporting rod 25 and the second supporting rod 31 through the supporting rod 26, and the frame is more stable in the unfolding state due to the supporting rod 26.

As shown in fig. 3 and 5, an unfolding positioning bar 29 with one end fixed to the positioning bar 30 is disposed on the positioning bar 30, an unfolding positioning hole is disposed at the other end of the unfolding positioning bar 29, when the frame is in an unfolded state, the unfolding positioning hole is matched with an unfolding positioning bar 28 fixedly disposed on the connecting rod 12, the arrangement of the unfolding positioning bar 29 and the unfolding positioning bar 28 can prevent the support bars, the bottom plate and the vertical bars 19 on two sides from being folded inwards in the using process, the using effect of the unfolded state is effectively guaranteed, and the occurrence of a half-folded state is avoided. When folding is needed, the unfolding positioning strips 29 are firstly detached from the unfolding positioning rods 28, then the second connecting pieces 27 are lifted upwards to enable the holding rods, the bottom plates and the vertical rods 19 on the two sides to be folded inwards, folding is finally completed, and the folding positioning holes are matched on the positioning wires.

As shown in fig. 1, fig. 3 and fig. 5, the front wheel 11 is fixed with the frame through the universal shaft 10, the rear wheel 14 is connected with the frame through the second fixing sleeve 13, as shown in fig. 3 and fig. 5, the second fixing sleeve 13 is provided with one end and a folding positioning strip 20 fixed by the second fixing sleeve 13, a folding positioning hole is formed in the other end of the folding positioning strip 20, the folding positioning hole is matched with a fixing wire arranged above the universal shaft 10, the folding positioning hole is required to be matched on the positioning wire after folding is completed, the arrangement of the folding positioning strip 20 and the folding positioning hole can effectively prevent the vertical rods 19, the support rods and the bottom plate on both sides in the folding process from unfolding outwards, so that the folding effect of the folding state is ensured, and the half-folding state is prevented from being generated. When the bicycle frame needs to be unfolded, the folding positioning strips 20 are separated from the fixing wires, then the vertical rods 19 are pulled to two sides to unfold the bicycle frame, and the unfolding positioning holes are matched on the unfolding positioning rods 28 after the bicycle frame is completely unfolded.

As shown in fig. 1 and 2, the vehicle body includes seats symmetrically disposed between the first handrails 25 and between the second handrails 31, the seats include an upper seat 5 and a lower seat 21 below the upper seat 5, the upper seat 5 is integrally provided with an upper backrest 3 connected to the upper seat 5, and feet can step on the vehicle body below when sitting on the upper seat 5.

The upper layer backrest 3 is detachably sleeved on a first supporting rod 23, and the first supporting rod 23 is arranged between two vertical rods 19. The lower-layer seat 21, the lower-layer backrest 7 connected with the lower-layer seat 21 and the vehicle body are integrally arranged, and after the upper-layer backrest 3 and the upper-layer seat 5 are disassembled, the integrally arranged lower-layer seat 21 and the vehicle body can be used as a crib for infants to rest.

The detachable suit of lower floor's back 7 is on the second bracing piece, second bracing piece and the montant 19 swing joint of both sides. The upper layer backrest 3 and the lower layer backrest 7 are both detachably arranged and are convenient to clean.

As shown in fig. 2, a portion that is movably connected to the vehicle body is further provided between the lower seats 21 on both sides, and when it is necessary to sit on the lower seat 21, the portion is removed so as to overlap the lower seat 21, and the removed portion forms a space 22 for a foot.

As shown in fig. 1 and 3, the first fixing sleeve 6 is provided with a hole for the hood support rod 4 to pass through, when the hood is needed, the hood support rod 4 is jacked upwards to support the hood, so as to shade the sun, shelter from the wind and shield the rain. In order to prevent the falling of the hood support rod 4 when the hood is supported, the locking rod 24 matched with the hood support rod 4 is arranged in the hole, the locking rod 24 is rotatably connected with the first fixing sleeve 6 through the mounting hole 241, and the spanner 243 is pulled to match the semicircular bulge 242 on the locking rod 24 with the hood support rod 4 to lock the hood support rod 4, so that the falling of the hood support rod 4 can be effectively prevented. When the hood is not needed, the wrench 243 is moved to unlock the protrusion 242 from the hood support 4 and lower the hood support 4 along the vertical rod 19.

And a third fixing sleeve 8 for clamping the hood supporting rod 4 is arranged on the vertical rod 19 below the first fixing sleeve 6. Thus, the hood supporting rod 4 and the vertical rod 19 can be fixed through the first fixing sleeve 6 and the third fixing sleeve 8, and the hood supporting rod 4 is prevented from swinging left and right.

As shown in fig. 4, a first cross bar 151 is disposed between the first bottom plates 15, a second cross bar 181 is disposed between the second bottom plates 18, and a rotatable connecting unit is disposed between the first cross bar 151 and the second cross bar 181, and the folding and unfolding of the bottom plates can be realized through the connecting unit.

The connecting unit comprises a first connecting rod 152 fixed with the first cross rod 151, a second connecting rod 182 fixed with the second cross rod 181, and a third connecting rod 9 with two ends rotatably connected with the first connecting rod 152 and the second connecting rod 182 respectively. The second connecting member 27 is lifted upwards, the first connecting member 16 moves upwards along with the second connecting member under the action of the connecting rod 12, meanwhile, the connecting unit moves upwards, the holding rods and the bottom plate on the two sides are folded inwards along with the first connecting member, folding is smoothly realized, and the folding positioning holes of the folding positioning strips 20 are matched with the fixing wires as shown in fig. 5; when the unfolding is needed, the second connecting piece 27 is pressed downwards and the vertical rods 19 at the two sides are pulled outwards, the holding rods and the bottom plates at the two sides also move outwards, the unfolding can be smoothly realized, and after the unfolding is finished, the unfolding positioning holes in the unfolding positioning strips 29 are matched with the unfolding positioning rods 28 as shown in fig. 3.

The first cross bar 151, the second cross bar 181 and the connecting unit together form a space 22 for pedaling, a pedal rod 17 with two ends respectively connected with the first connecting piece 16 is arranged below the space 22, and the pedal rod 17 plays a role in supporting the space 22. At this time, the child sits on the lower seat 21 and can be comfortably placed in the space 22.

Claims

1. The utility model provides a foldable children's handcart, includes folding frame, fixes the automobile body in the frame and sets up the wheel of frame bottom, its characterized in that: the bicycle frame comprises two vertical rods (19) which are symmetrically arranged, a bottom plate which is rotatably connected with the bottoms of the two vertical rods (19) and a holding rod which is rotatably connected with the upper parts of the two vertical rods (19) through a first fixing sleeve (6), the bottom plate comprises a first bottom plate (15) and a second bottom plate (18) which are symmetrically arranged and are rotatably connected through a first connecting piece (16), the holding rod comprises a first holding rod (25) and a second holding rod (31) which are symmetrically arranged and are rotatably connected through a second connecting piece (27), the first connecting piece (16) and the second connecting piece (27) are movably connected through a connecting rod (12), the bicycle body comprises saddles which are symmetrically arranged between the first holding rod (25) and between the second holding rod (31), and each saddle comprises an upper saddle (5) and a lower saddle (21) below the upper saddle (5), the wheel comprises a front wheel (11) and a rear wheel (14).

2. A foldable child trolley according to claim 1, wherein: the connecting rod (12) is provided with a slidable positioning rod (30), and two ends of the positioning rod (30) are respectively and rotatably connected with the first supporting rod (25) and the second supporting rod (31) through supporting rods (26).

3. A foldable child trolley according to claim 2, wherein: an unfolding positioning strip (29) with one end fixed with the positioning rod (30) is arranged on the positioning rod (30), an unfolding positioning hole is formed in the other end of the unfolding positioning strip (29), and the unfolding positioning hole is matched with an unfolding positioning rod (28) fixedly arranged on the connecting rod (12).

4. A foldable child trolley according to claim 1, wherein: front wheel (11) are fixed with the frame through cardan shaft (10), rear wheel (14) are connected with the frame through the fixed cover of second (13), be equipped with one end on the fixed cover of second (13) with the fixed folding location strip (20) of the fixed cover of second (13), folding locating hole has been seted up to the other end of folding location strip (20), folding locating hole cooperates with the fixed silk that sets up in cardan shaft (10) top.

5. A foldable child trolley according to claim 1, wherein: offer the hole that supplies hood bracing piece (4) to pass through on first fixed cover (6), semicircular bulge (242) cooperation on hole and lock pole (24) is with hood bracing piece (4) locking, lock pole (24) pass through mounting hole (241) and first fixed cover (6) rotatable coupling, be equipped with the fixed cover (8) of third that the card put hood bracing piece (4) on montant (19) of first fixed cover (6) below.

6. A foldable child trolley according to claim 1, wherein: be equipped with first horizontal pole (151) between first bottom plate (15), be equipped with second horizontal pole (181) between second bottom plate (18), be equipped with rotatable coupling unit between first horizontal pole (151) and second horizontal pole (181), coupling unit includes with first horizontal pole (151) fixed head rod (152), with second horizontal pole (181) fixed second connecting rod (182) and both ends respectively with head rod (152), second connecting rod (182) rotatable coupling third connecting rod (9).

7. A foldable child trolley according to claim 6, wherein: the first cross rod (151), the second cross rod (181) and the connecting unit jointly enclose a space (22) for pedaling, and a pedal rod (17) with two ends respectively connected with the first connecting piece (16) is arranged below the space (22).

8. A foldable child trolley according to claim 1, wherein: upper saddle (5) and with upper backrest (3) that upper saddle (5) are connected set up as an organic whole, upper backrest (3) detachable suit is on first bracing piece (23), first bracing piece (23) set up between two montants (19).

9. A foldable child trolley according to claim 1, wherein: lower floor's saddle (21), with lower floor's back (7) and the automobile body that lower floor's saddle (21) are connected set up as an organic whole, lower floor's back (7) detachable suit is on the second bracing piece, the second bracing piece and montant (19) swing joint of both sides.

10. A foldable child trolley according to any one of claims 1 to 9, wherein: the top end of the vertical rod (19) is rotatably connected with the push handle (1) through the rotating shaft (2).