CN218967000U - Baby stroller convenient to fold and store - Google Patents

Abstract

The utility model discloses a baby stroller convenient to fold and store, and relates to the technical field of baby strollers. The cart comprises a front chassis and a rear chassis, wherein front foot tubes are fixedly connected to two sides of the front chassis, rear foot tubes are fixedly connected to two sides of the rear chassis, the front foot tubes are connected with adjacent rear foot tubes in a rotating mode, switching mechanisms are connected to the tops of the front foot tubes, a cart handle is fixedly connected between the two switching mechanisms, a rear frame is fixedly connected to the inner side of the cart handle, fastening pieces are fixedly connected to the bottom ends of two sides of the rear frame, and one front foot tube is internally connected with a folding mechanism. According to the utility model, the cloth belts arranged in the two cloth belt holes of the switching mechanism are lifted up, so that the lock catch arranged at the top of the lock tongue in one of the front foot pipes is separated from the lock hole on the back-pull frame, and the lock catch is reset by the spring, so that the cart is easy to fold and store and is in a safer locking state when in use.

Description

Baby stroller convenient to fold and store

Technical Field

The utility model belongs to the technical field of infant carts, and particularly relates to an infant cart convenient to fold and store.

Background

The baby stroller is a portable stroller for taking the baby, a consumer needs to use the baby stroller for taking care of the baby conveniently, and because the baby has the characteristic of taking care of at any time, when the baby is carried by a purchaser to go out and take care of the baby conveniently after arriving at a destination, the stroller is required to be taken out, so that the space occupation rate of the stroller is reduced, the stroller is convenient to place in a trunk of the household stroller, and the existing baby stroller generally has a folding function.

A child folding cart having unfolded and folded states is disclosed in the patent specification publication No. CN217892954U, comprising a front wheel assembly and a rear wheel assembly; the front end part of the front pull rod is pivotally connected with the front bracket; the lower end part of the rear pull rod is pivotally connected with the rear bracket; the front seat rod and the rear seat rod are connected in a sliding manner along the front-rear direction, and the front end part of the front seat rod is connected with the upper end part of the front bracket in a pivot manner; any two of the lower part of the push handle rod, the upper end part of the rear pull rod, the rear end part of the front pull rod and the rear end part of the rear seat rod are connected in a pivot mode; the sliding piece is slidably arranged on the front seat rod along the front-back direction of the front seat rod, and the upper end part of the rear bracket is in pivot connection with the sliding piece; the lower end part of the upper connecting rod is pivotally connected with the sliding part or the rear bracket, and the upper end part of the upper connecting rod is pivotally connected with the push handle rod; the folding cart has some disadvantages: firstly, the folding vehicle is in an unlocked state when not folded, so that a certain possibility of misfolding exists when a child sits on the folding vehicle, and a certain danger exists in the actual use process; secondly, the folding process of the folding vehicle is complicated, and the folding vehicle is not convenient enough.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

In order to overcome the above-mentioned problems, an object of the present utility model is to provide a stroller that is convenient to fold and store.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a baby stroller convenient to fold and accomodate, includes preceding chassis and back chassis, the equal fixedly connected with preceding foot pipe in preceding chassis both sides, the equal fixedly connected with back foot pipe in back chassis both sides, preceding foot pipe and adjacent rotate between the back foot pipe and be connected, preceding foot pipe top is connected with switching mechanism, two fixedly connected with shallow handle between the switching mechanism, the inboard fixedly connected with back frame of shallow handle, the equal fixedly connected with fastener in back frame both sides bottom, one of them preceding foot pipe internally connected with folding mechanism, folding mechanism is used for locking shallow.

As a further scheme of the utility model: the universal wheels are rotationally connected to two sides of the bottom end of the front chassis, the rear wheels are mounted on two sides of the bottom end of the rear chassis, and the pedal is fixedly connected to the middle of the rear chassis.

As a further scheme of the utility model: the two front foot pipes are fixedly connected with an armrest frame, two sides of one end of the armrest frame are respectively and rotatably connected with a connecting rod, and one side of the connecting rod, which is far away from the armrest frame, is rotatably connected with the rear frame.

As a further scheme of the utility model: the novel handrail is characterized in that a cup holder is arranged on one side of the handrail frame, and a tray is arranged in the middle of the handrail frame.

As a further scheme of the utility model: the switching mechanism comprises a middle connecting piece which is in sliding connection with the top end of the front foot pipe, an inner plate is fixedly connected to the inner side of the middle connecting piece, cloth belt holes are formed in the bottom of the inner plate, connecting pieces are connected to the inner side of the inner plate in a rotating mode, a seat frame is connected between the two connecting pieces, and a back frame is connected to the inner side of the seat frame in a rotating mode.

As a further scheme of the utility model: the middle connecting piece is fixedly connected with a pushing frame connecting piece at the outer side, the rear frame is fixedly connected between the two pushing frame connecting pieces, and a rivet hole is formed in the middle of the switching mechanism.

As a further scheme of the utility model: the folding mechanism comprises a lock tongue which is in sliding connection with the inside of the top end of one of the front foot pipes, a straight slot hole is formed in the inner side of the front foot pipe, a straight slot is formed in the outer side of the inner plate, a pin is fixedly connected to the bottom of the lock tongue, and the pin penetrates through the straight slot hole and abuts against the straight slot.

As a further scheme of the utility model: the folding mechanism comprises a lock tongue, a nail groove is formed in the middle of the lock tongue, a spring is installed between the nail groove and the upper end of the lock tongue, a lock catch is fixedly connected to the top end of the lock tongue, a lock hole is formed in the bottom of the locking piece, and the lock catch is embedded with the lock hole.

The utility model has the beneficial effects that:

through connecting switching mechanism at the foreleg pipe top, switching mechanism is as the intermediate junction spare of connecting shallow upper portion and lower part structure, well connecting piece and foreleg pipe sliding connection in switching mechanism middle part, and folding mechanism has been installed in the foreleg pipe of one side, the top of the spring bolt in the folding mechanism has set up the hasp, the lockhole gomphosis of hasp and switching mechanism fixed connection's buckling piece, when carrying the strap of connecting between two strap holes, the hasp breaks away from with the lockhole, the shallow becomes the unblock state by locking state, the convenient folding of shallow, after loosening the strap, the spring rebound of being compressed in the folding mechanism, with the spring bolt reset, make folding form shallow change into the waiting locking state of locking again, make the shallow be safer locking state when convenient folding accomodate, the convenience of folding accomodate of shallow and the security when using have been improved.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic side elevational view of the present utility model;

FIG. 3 is an enlarged detail view of the utility model at A in FIG. 1;

FIG. 4 is an enlarged detail view of the folding mechanism of FIG. 3 inside the forefoot tube with the forefoot tube and portions of the adapter removed in accordance with the present utility model;

FIG. 5 is an enlarged detail view of the utility model at B in FIG. 2;

fig. 6 is a mid-fold state diagram of the present utility model;

FIG. 7 is an enlarged detail view of the utility model at C in FIG. 6;

fig. 8 is a folding completion state diagram of the present utility model.

In the figure: 1. a front chassis; 2. a universal wheel; 3. a front foot tube; 31. a straight slot; 4. a rear foot tube; 5. a rear chassis; 6. a rear wheel; 7. a pedal; 8. a switching mechanism; 81. a middle connector; 82. an inner plate; 821. cloth belt holes; 822. a straight groove; 83. a connecting sheet; 84. a push-frame connector; 85. rivet hole; 9. a sitting frame; 10. a back frame; 11. a cart handle; 12. a handrail frame; 121. cup holder; 122. a tray; 13. a connecting rod; 14. a rear frame; 15. a fastening piece; 151. a lock hole; 16. a folding mechanism; 161. a bolt; 162. a pin; 163. a nail groove; 164. a spring; 165. and (5) locking.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 8, a baby stroller convenient to fold and store, including preceding chassis 1, preceding chassis 1 bottom both sides have all rotated and have been connected universal wheel 2, and universal wheel 2 can carry out circumference each direction rotation, and the shallow of being convenient for marches, preceding chassis 1 both sides have all fixedly connected with preceding foot pipe 3, and the equal rotation in two preceding foot pipe 3 upper portions has connected back foot pipe 4, and fixed connection has back chassis 5 between two back foot pipe 4 bottoms, and back chassis 5 bottom both sides have installed back wheel 6 respectively, and back chassis 5 intermediate position fixed connection footboard 7, and the user can carry out the control of shallow velocity of travel through light pedal 7 at any time in the shallow in-process.

As shown in fig. 1 to 5, the top ends of the two front foot tubes 3 are both connected with a switching mechanism 8, the switching mechanism 8 comprises a middle connector 81 connected to the top ends of the front foot tubes 3, the middle connector 81 and the top ends of the front foot tubes 3 are in sliding connection, the inner side of the middle connector 81 is fixedly connected with an inner plate 82, the bottom of the inner plate 82 is provided with a cloth belt hole 821, the cloth belt hole 821 is a strip hole, a notch cloth belt (not shown) is arranged at the bottom end to be sleeved at the cloth belt hole 821, and cloth belts for installing a lifting cart are arranged between the cloth belt holes 821 at the two sides of the cart; the connecting pieces 83 are rotationally connected to the outer side of the inner plate 82, the connecting pieces 83 on the two sides of the cart are rotationally connected to the seat frame 9 between the other sides of the inner plate 82, one side of the seat frame 9 is rotationally connected to the back frame 10, the seat frame 9 and the back frame 10 jointly form a seat position for a child to sit, and cushion layers are arranged on the seat frame 9 and the back frame 10 in the actual use process for the child to sit; the pushing frame connector 84 is rotatably connected to the outer side of the middle connector 81, mounting hole sites are formed in the upper side of the pushing frame connector 84, a cart handle 11 is fixedly mounted between the mounting hole sites of the pushing frame connectors 84 on the two sides of the cart, and the cart handle 11 is used for pushing and pulling the cart by a user; the adaptor 8 is provided with a rivet hole 85 extending therethrough in a horizontal direction, and rivets (not shown) are provided in the rivet hole 85 for connecting the respective parts of the adaptor 8 in series.

The top end side of the rear foot tube 4 is fixedly connected with the armrest frame 12, a cup holder 121 is arranged on one side of the armrest frame 12, the cup holder 121 is used for placing a milk bottle for infants to drink milk, so that the infant can conveniently carry the milk bottle required by the infant, meanwhile, a tray 122 is arranged in front of the armrest frame 12, the tray 122 is used for placing a toy for infants to play, so that the infant can be conveniently attracted, the probability of crying and alarming of the infant is reduced, the main body of the armrest frame 12 is used for providing a fence, the condition that the infant which is good in motion falls down on the trolley is avoided, and the use safety of the trolley is improved; the handrail frame 12 has all rotated and has been connected connecting rod 13 in the one end both sides that keep away from tray 122, and the inboard fixed connection of shallow handle 11 has back frame 14, and back frame 14 bottom both sides have all fixed connection latch fitting 15, and back frame 14 is in the equal rotation of connecting rod 13 of latch fitting 15 top position and adjacent side, and connecting rod 13 both sides are respectively with back frame 14 and handrail frame 12 all rotate to be connected, the shallow is accomodate in the follow-up folding of being convenient for.

As shown in fig. 3 to 5, a straight slot hole 31 is formed in the inner side of the top of one of the two front foot tubes 3, a folding mechanism 16 is inserted into the front foot tube 3 on one side provided with the straight slot hole 31, a straight slot 822 is formed in the outer side of the inner plate 82 on the same horizontal plane of the straight slot hole 31, the folding mechanism 16 comprises a lock tongue 161 which is slidably connected to the inner side of the front foot tube 3, a pin 162 is fixedly connected to one side of the bottom of the lock tongue 161, the pin 162 passes through the straight slot hole 31 of the front foot tube 3 and the straight slot 822 of the inner plate 82, a pin slot 163 for passing through pins is formed in the middle of the folding mechanism 16, a spring 164 is mounted on the inner side of the upper end of the lock tongue 161, the bottom of the spring 164 abuts against a transverse rivet passing through the pin slot 163, a lock catch 165 is fixedly connected to the top end of the lock tongue 161, a lock hole 151 is correspondingly formed in one side of the lock catch 15, the lock catch 165 is connected to the lock hole 1, the upper rear frame 14 of the cart is fixedly connected to the front foot tube 3 and the front chassis 1 through the connection between the lock catch 165 and the lock hole 151, and the middle foot member is fixedly connected to the bottom end of the front foot tube 3, and the lock member 15 abuts against the top end 15; since the folding mechanism 16 is not installed inside the front leg 3 on the other side, the fastening member 15 on the other side is only in a state of abutting against the middle connector 81, and the folding and locking process of the cart is not affected.

The working principle of the utility model is as follows: when the baby stroller needs to be externally carried, the front foot tube 3 moves downwards under the action of gravity by lifting the cloth belt arranged between the two cloth belt holes 821, as the lock tongue 161 with the pin 162 is inserted into the front foot tube 3, the pin 162 passes through the straight slot hole 31 of the front foot tube 3 and is connected with the straight slot 822 on the inner plate 82, the front foot tube 3 moves downwards to drive the pin 162 to move downwards at the straight slot 822, the pin 162 drives the lock tongue 161 to move downwards, the lock catch 165 arranged at the top end of the lock tongue 161 is separated from the lock hole 151 in the lock catch 15, the locking state of the stroller connected with the original lock catch 165 and the lock hole 151 is changed into the foldable unlocking state, the position of the rivet crossing the whole switching mechanism 8 in the state is compressed by the connected rivet due to the immovable position of the spring 164 in the lock tongue 161 which moves downwards, the trolley handle 11 and the rear frame 14 above the stroller are stirred at the moment, the front leg tube 3 and the rear leg tube 4 are folded downwards due to the action of gravity, then the lifted and tensioned cloth belt is loosened, the front leg tube 3 is not in a descending state any more, the compressed spring 164 is used for rebounding to drive the lock tongue 161 and the lock catch 165 at the top end of the lock tongue, the trolley is in an unlocked state (see figure 7) which can be connected with the lock hole 151 and the lock catch 165 again through the lifted trolley handle 11 and the rear frame 14, then the front leg tube 3 and the rear leg tube 4 which are connected with each other in a rotating way are closely stored, the handrail frame 12 and the rear frame 14 which are connected with each other in a rotating way through the two ends of the connecting rod 13 are also in a manually folded and stored state, meanwhile, the sitting frame 9 and the back frame 10 are folded, finally, the trolley is folded (see figure 8) is completed, the trolley can be conveniently unlocked from the locked state to the unlocked state to the locked state again through the simple action of the lifted cloth belt, and the transmission of all parts of the switching mechanism 8 and the folding mechanism 16 are matched, and in this state, the convenient folding and storage of the cart are completed.

When the trolley is required to be opened again, the trolley handle 11 is lifted up, the rear frame 14 fixedly connected with the trolley handle 11 is lifted up, the lock hole 151 fixedly connected in the buckling piece 15 at the bottom of the rear frame 14 is connected with the lock catch 165 in a to-be-locked state again, the trolley is locked again, and then all other parts of the trolley are opened respectively to finish the re-opening of the trolley.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims (8)

1. Baby stroller convenient to fold and store, including preceding chassis (1) and back chassis (5), preceding chassis (1) both sides are all fixedly connected with preceding foot pipe (3), back chassis (5) both sides are all fixedly connected with back foot pipe (4), preceding foot pipe (3) and adjacent rotate between back foot pipe (4) and be connected, a serial communication port, preceding foot pipe (3) top is connected with changeover mechanism (8), two fixedly connected with shallow handle (11) between changeover mechanism (8), the inboard fixedly connected with back frame (14) of shallow handle (11), equal fixedly connected with buckle spare (15) of back frame (14) both sides bottom, one of them preceding foot pipe (3) internally connected with folding mechanism (16), folding mechanism (16) are used for locking shallow.

2. The baby stroller convenient to fold and store according to claim 1, wherein universal wheels (2) are rotatably connected to two sides of the bottom end of the front chassis (1), rear wheels (6) are mounted to two sides of the bottom end of the rear chassis (5), and pedals (7) are fixedly connected to the middle of the rear chassis (5).

3. The baby stroller convenient to fold and store according to claim 1, characterized in that an armrest frame (12) is fixedly connected between the top ends of the two front foot tubes (3), two sides of one end of the armrest frame (12) are rotatably connected with connecting rods (13), and one side of the connecting rods (13) away from the armrest frame (12) is rotatably connected with the rear frame (14).

4. A stroller convenient to fold and store according to claim 3, characterized in that a cup holder (121) is provided on one side of the armrest frame (12), and a tray (122) is provided in the middle of the armrest frame (12).

5. The baby stroller convenient to fold and store according to claim 1, characterized in that the switching mechanism (8) comprises a middle connector (81) which is slidably connected with the top end of the front foot tube (3), an inner plate (82) is fixedly connected with the inner side of the middle connector (81), a cloth belt hole (821) is formed in the bottom of the inner plate (82), connecting pieces (83) are rotatably connected with the inner side of the inner plate (82), a sitting frame (9) is connected between the two connecting pieces (83), and a back frame (10) is rotatably connected with the inner side of the sitting frame (9).

6. The baby stroller convenient to fold and store according to claim 5, characterized in that the outer side of the middle connector (81) is fixedly connected with a pushing frame connector (84), the rear frame (14) is fixedly connected between the two pushing frame connectors (84), and a rivet hole (85) is formed in the middle of the switching mechanism (8).

7. The baby stroller convenient to fold and store according to claim 5, wherein the folding mechanism (16) comprises a lock tongue (161), the lock tongue (161) is slidably connected inside the top end of one of the front foot tubes (3), a straight slot hole (31) is formed in the inner side of the front foot tube (3), a straight slot (822) is formed in the outer side of the inner plate (82), a pin (162) is fixedly connected to the bottom of the lock tongue (161), and the pin (162) passes through the straight slot hole (31) to abut against the straight slot (822).

8. The baby stroller convenient to fold and store according to claim 7, characterized in that a nail groove (163) is formed in the middle of the lock tongue (161), a spring (164) is installed between the nail groove (163) and the upper end of the lock tongue (161), a lock catch (165) is fixedly connected to the top end of the lock tongue (161), a lock hole (151) is formed in the bottom of the fastening piece (15), and the lock catch (165) is embedded with the lock hole (151).

Images