CN112137343A

CN112137343A - Multifunctional baby lifting basket

Info

Publication number: CN112137343A
Application number: CN202011239483.2A
Authority: CN
Inventors: 刘润虎; 王宏伟
Original assignee: Qingdao Wotiandi Outdoor Product Co ltd
Current assignee: Qingdao Wotiandi Outdoor Product Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2020-12-29

Abstract

A multifunctional baby lifting basket relates to the technical field of baby appliances. It comprises the following steps: lifting a basket; the stroller bracket is rotatably assembled at two sides of the basket and used for supporting the basket to be used as a stroller, and the stroller bracket can rotate relative to the basket to be folded so that the stroller can be used as a safety seat; and ISOFIX hard interface means mounted to the bottom of said carrier for connection to a stroller seat when said stroller is used as a safety seat. The ISOFIX hard interface device is assembled on the bottom of the basket and can rotate relative to the basket to fold at one side of the basket or open outwards. By adopting the technical scheme, the multifunctional child safety seat has the advantages of multiple functions, easiness and easiness in operation, high safety and capability of meeting the international latest ECER129 certification standard of the child safety seat.

Description

Multifunctional baby lifting basket

Technical Field

The invention relates to the technical field of infant appliances, in particular to a multifunctional infant lifting basket.

Background

Infants are a special group that has been receiving attention from all aspects of society. Due to the high interest of infants, the demand for children's products is also increasing. Baby strollers, baby baskets and baby car safety seats are indispensable tools for the travel of babies with the baby stroller.

For families going out with the baby, a safety seat and a baby stroller need to be equipped at the same time when going out, other baby products need to be carried, the problem of difficulty in going out is often caused, and the more objects, the larger the occupied vehicle space is, the more inconvenience is brought to the families.

In addition, there are two mounting ways for current infant carriers: 1. through the switching installation of safe seat base. 2. Through the direct installation mode of the safety belt. Mode 1 is the supporting product of baby's hand-basket, needs to install in advance on car seat, and is bulky, installs inconveniently, has more greatly increased use cost. Mode 2 is to use a safety belt to directly retain the infant carrier to the car seat, and the soft connection cannot prevent the infant carrier from sliding laterally, cannot resist a collision from the lateral direction, lacks a side collision prevention function, and has a risk of an installation operation error, and does not conform to international ece r129 'unified regulations on an enhanced child restraint system approved for use in a motor vehicle', and thus needs to be improved.

Disclosure of Invention

The invention aims to overcome the defects and shortcomings of the prior art, and provides a multifunctional baby carrier which can be used as a baby stroller, a safety seat and a baby carrier and has the advantages of multiple functions, easiness in connecting with a car seat, high safety and conformity with the international latest ECER129 certification standard of a child safety seat.

In order to achieve the purpose, the invention adopts the technical scheme that: a multi-functional infant carrier comprising: lifting a basket; the trolley support is rotatably assembled on two sides of the lifting basket and used for supporting the lifting basket to be used as a trolley, and the trolley support can rotate relative to the lifting basket to be folded so that the lifting basket can be used as a safety seat; and the ISOFIX hard interface device is assembled at the bottom of the lifting basket.

The ISOFIX hard interface device is assembled on the bottom of the basket and can rotate relative to the basket to fold at one side of the basket or open outwards.

The ISOFIX hard interface device comprises: the mounting shell is fixedly assembled on the lifting basket; the folding limiting structure is rotatably assembled on the mounting shell; the ISOFIX hard interface is assembled with the folding limit structure and can rotate relative to the mounting shell to fold or open outwards; and the first locking component is arranged between the mounting shell and the folding limiting structure and used for locking or unlocking the folding limiting structure so as to enable the ISOFIX hard interface to keep an open state or be folded.

Folding limit structure one side is provided with first knot hole and second knot hole along the circumference interval, first locking Assembly includes: the first locking block is slidably assembled on the mounting shell and used for sliding relative to the mounting shell so as to be locked with the first buckling hole or the second buckling hole; one end of the first elastic piece is assembled on the first locking piece, the end of the first elastic piece is far away from the folding limiting structure, the other end of the first elastic piece is abutted against the inner wall of the mounting shell, and the first elastic piece is used for providing driving force for the sliding of the first locking piece; and the pushing button penetrates through the first through groove, is assembled on the first locking block, is used for being operated by a user, and drives the first locking block to slide away from the first buckling hole or the second buckling hole so as to unlock the folding limiting structure.

Folding limit structure one end is provided with the bellying, the bellying overcoat is equipped with the second elastic component, the one end fixed mounting of second elastic component in folding limit structure is last, the other end fixed mounting in on the installation shell, the second elastic component be used for doing the automation of ISOFIX hard interface is opened or is folded and provide drive power.

The cart support includes: a front wheel; a rear wheel; a first strut having one end mounted to the front wheel; a second support rod, one end of which is assembled on the rear wheel, and the other end of which is respectively assembled with the first support rod and the lifting basket in a rotating way; and a second locking assembly mounted to the basket for unlocking the first and second struts to allow rotation relative to the basket or locking the first and second struts to maintain the collapsed or supported state.

Keep away from on the first branch the front wheel one end interval is provided with the fourth and detains hole and fifth knot hole, be provided with the sixth on the second branch and detain hole and seventh knot hole, correspond on the hand-basket the fourth is detained the hole and is provided with first spout, second locking subassembly includes: a second locking block which is assembled in the first sliding groove in a sliding way and can be buckled with the fourth buckling hole and the sixth buckling hole or the fifth buckling hole and the seventh buckling hole so as to enable the first support rod and the second support rod to keep a supporting or folding state; a third elastic piece, one end of which is assembled on one side of the second locking piece far away from the fourth buckling hole and one end of which is abutted against the inner wall of the first sliding chute; the convex block is fixedly assembled on one end, close to the notch of the first sliding chute, of the second locking block; the first sliding block is assembled on the lifting basket in a sliding mode, abuts against the lug and is used for sliding relative to the lifting basket so as to drive the lug to move; the first pull rope is connected to the first sliding block; and the first button is arranged on the lifting basket, connected with the first pull rope and used for being operated by a user to lift the first pull rope and drive the first sliding block.

The basket includes: the seat is transversely provided with a second through hole in a penetrating manner; a fixed shaft passing through the second through hole and assembled on the lifting basket; the handle is rotatably assembled on the fixed shaft; and a third locking assembly, a part of which is arranged on the fixed shaft, a part of which is arranged on the handle, and is used for locking or unlocking the handle to keep a specific angle or perform angle adjustment.

The third locking assembly includes: the fixed plate is assembled on the fixed shaft, and a third arc-shaped groove and an eighth buckling hole communicated with the third arc-shaped groove are formed in the fixed plate; a third locking block which is assembled on the handle corresponding to the eighth buckling hole and is used for buckling or unbuckling with the eighth buckling hole so as to lock or unlock the handle; the knob is arranged on the handle and is used for being operated by a user to drive the third locking block to be separated from the eighth buckling hole so as to unlock the handle; one end of the transmission component is connected to the knob, and the other end of the transmission component is connected to the third locking block; and one end of the fourth elastic piece is assembled between the third locking piece and the fixed shaft and is used for resetting the third locking piece under the action of self-restoring force.

The transmission assembly includes: the lifting rod is fixedly assembled on the third locking block and provided with a ninth buckling hole; the jacket is sleeved outside the lifting rod; a second slider slidably fitted on the jacket; the clamping hook is assembled on the second sliding block and can be buckled with the ninth buckling hole; a third pull rope, one end of which is connected to the knob and the other end of which is connected to the second sliding block; and a fifth elastic member, fitted between the second slider and the jacket, for restoring the second slider under the action of its own restoring force; the knob is rotated to drive the third pull rope to move so as to lift the second sliding block to enable the second sliding block to slide relative to the casing, the second sliding block drives the clamping hook to slide towards one side of the lifting rod to enable the clamping hook to be buckled with the ninth buckling hole, so that the lifting rod is lifted, and then the third locking block is lifted to unlock the lifting handle.

After the technical scheme is adopted, the invention has the beneficial effects that: when used, there are 3 use states, respectively: baby strollers, safety seats, and baby carriers. When the safety seat is used, the push button is pulled to one side of the ISOFIX hard interface far away, the first lock block is unlocked, the ISOFIX hard interface is opened and is in a state of waiting to be used, then the interface connection with the automobile seat is realized, and finally the lifting basket is further fixed through the safety belt on the automobile, so that the assembly can be completed, and the installation is simple and easy. The novel safety belt can also prevent the basket from shifting and turning over laterally and forwards under the condition of different external forces when the baby basket is driven, and the original safety belt can prevent the baby basket from jumping up and down when the baby basket is driven, so that the novel safety belt has the advantages of multiple functions, simplicity and easiness in connection with a car seat and high safety.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a first configuration of the present invention acting as a safety seat in use;

FIG. 2 is a schematic view of the present invention in a use position as a stroller

FIG. 3 is a schematic diagram of the ISOFIX hard interface device of the present invention;

FIG. 4 is an exploded view corresponding to FIG. 1;

FIG. 5 is a schematic structural view of the first leg, the second locking assembly and the stationary shaft of the present invention;

FIG. 6 is a schematic view of the first button of the present invention;

FIG. 7 is a schematic view of the third locking assembly, stationary shaft and lifting bar of the present invention;

FIG. 8 is an enlarged view corresponding to detail A in FIG. 7;

FIG. 9 is an enlarged view corresponding to detail B in FIG. 7;

fig. 10 is a second structural view of the present invention acting as a safety seat in use.

Description of reference numerals: 1. a basket, 11, a seat; 12. a fixed shaft; 13. a third locking assembly; 131. fixing the disc; 132. a third locking block; 133. a knob; 1331. a rotation part; 1332. a first slide bar; 1333. a second slide bar; 1334. an anti-slip sleeve; 134. a fourth elastic member; 135. lifting a rod; 136. a housing; 137. a second slider; 138. a hook; 139. a third pull cord; 130. a fifth elastic member; 14. mounting blocks; 15. a handle; 151. a hand-held wand; 152. an outer casing; 153. fixing the loop bar; 154. a telescopic loop bar; 155. a second button; 1551. assembling the shell; 1552. a second pressing part; 1553. a fifth slider; 1554. a tenth elastic member; 156. a guide bar; 157. a pull rod; 158. a fourth slider; 159. a fourth locking piece; 2. a cart support; 21. a front wheel; 22. a rear wheel; 23. a first support bar; 24. a second support bar; 241. a ninth elastic member; 242. compressing the block; 25. a second locking assembly; 251. a second lock block; 252. a third elastic member; 253. a bump; 254. a first slider; 255. a first pull cord; 256. a first button; 2561. a stationary case; 2562. a shifting block; 2563. a pushing block; 2564. a first pressing part; 2565. an assembling portion; 2566. a third slider; 2567. a seventh elastic member; 2568. an eighth elastic member; 2569. a limiting block; 3. an ISOFIX hard interface device; 31. mounting a shell; 32. a folding limit structure; 321. a boss portion; 33. an ISOFIX hard interface; 34. a first locking assembly; 341. a first lock block; 342. a first elastic member; 343. pushing the button; 35. a second elastic member; a. a first fastening hole; b. a second fastening hole; c. a fourth buttonhole; d. a fifth buttonhole; e. a sixth fastening hole; f. a seventh buttonhole; h. a first chute; i. a first arc-shaped slot; j. a second arc-shaped slot; k. a second through hole; m, a third arc-shaped groove; n, an eighth buckling hole; o, a first chute; p, a ninth buckle hole; q, a transverse groove; r, a second chute; s, a first arc-shaped chute; t, a second arc-shaped chute; u, a second chute; v, a third chute.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment as necessary without making a contribution thereto after reading the present specification, but all are protected by patent laws within the scope of the claims of the present invention.

The present embodiment relates to a multifunctional infant carrier 1, comprising: a lifting basket 1, a cart bracket 2 and an ISOFIX hard interface device 3. Wherein, the cart support 2 is rotatably assembled at two sides of the lifting basket 1 and close to one end of the bottom. The cart support 2 is rotatable in use relative to the basket 1 to be in a supported or collapsed state. The multi-functional baby carrier 1 is used as a carrier 1 or a safety seat 11 when the stroller frame 2 is in a folded state, and as a baby stroller when the stroller frame 2 is in a supported state. The ISOFIX hard interface device 3 is assembled at the bottom of the lifting basket 1 and protrudes out of the lifting basket 1 to be connected with a car seat when in use.

It should be noted that, when the stroller frame 2 is folded, the stroller frame 2 rotates relative to the basket 1 to fold, and the lowest point of the folded stroller frame 2 is flush with the bottom of the basket 1 or higher than the bottom of the basket 1, so that the stroller can be used as the safety seat 11 and is beneficial to being stably placed when in use.

Further, the ISOFIX hard interface device 3 is mounted on the bottom of the basket 1 and can rotate relative to the basket 1 to be folded and stored at one side of the basket 1 or be unfolded outwards.

The ISOFIX hard interface device 3 includes: a mounting shell 31, a fold limiting structure 32, an ISOFIX hard interface 33 and a first locking component 34.

One end of the mounting shell 31 is fixed and assembled on the lifting basket 1 through a screw, and the other end is provided with two clamping parts at intervals along the direction vertical to the ground. The folding limit structure 32 is rotatably assembled on the two clamping parts through a rotating shaft.

ISOFIX hard interface 33 and folding limit structure 32 joint, when drive ISOFIX hard interface 33, folding limit structure 32 revolutes the rotation of axes, makes ISOFIX hard interface 33 rotate to fold to accomodate or open outwards and be in the state of treating the use with installing shell 31 relatively. A first locking member 34 is disposed between the mounting shell 31 and the fold limiting structure 32, and the first locking member 34 is used for locking or unlocking the fold limiting structure 32 to make the ISOFIX hard interface 33 in an opened state or folded.

Further, the first locking assembly 34 includes: a first locking piece 341, a first elastic member 342, and a push button 343.

A first buckle hole a is formed in one side of the folding limiting structure 32, and an inner cavity of the mounting shell 31 is communicated with the first buckle hole a on the folding limiting structure 32. The first locking piece 341 is slidably fitted in the inner cavity of the mounting shell 31, and the first locking piece 341 is configured to slide relative to the mounting shell 31 to be locked with the first fastening hole a, so as to lock the folding limiting structure 32, thereby preventing any rotation thereof. The push button 343 penetrates through the first through groove formed in the mounting case 31 and is clamped in the first through hole of the first locking block 341, and the push button 343 is used for a user to operate so as to drive the first locking block 341 to slide away from the first fastening hole a and unlock the folding limiting structure 32. One end of the first elastic element 342 is assembled on the first locking block 341 and is far away from one end of the folding limiting structure 32, the other end is abutted against the inner wall of the mounting shell 31, and the first elastic element 342 is used for providing driving force for resetting of the first locking block 341. Preferably, the first elastic member 342 is a spring.

Further, a second fastening hole b is disposed on a side surface of the folding limiting structure 32, and the second fastening hole b is used for locking with the first locking block 341 and keeping the ISOFIX hard interface 33 in the folded state when the ISOFIX hard interface 33 is in the folded state. Preferably, the included angle between the first fastening hole a and the second fastening hole b is 90 degrees.

Folding limit structure 32 one end is provided with bellying 321, and the bellying 321 overcoat is equipped with second elastic component 35, and the one end fixed mounting of second elastic component 35 is on folding limit structure 32, other end fixed mounting on installation shell 31, and second elastic component 35 is used for providing drive power for the automatic folding of ISOFIX hard interface 33. Preferably, the protrusion 321 has a cylindrical shape, and the second elastic member 35 is a torsion spring.

The cart support 2 includes: a front wheel 21, a rear wheel 22, a first strut 23, a second strut 24 and a second locking assembly 25.

The two front wheels 21 and the two rear wheels 22 are respectively and equally arranged on two sides of the lifting basket 1. One end of the first support rod 23 is assembled on the front wheel 21, and the other end is rotatably matched with the second support rod 24. The second strut 24 is mounted at one end to the rear wheel 22 and at the other end is pivotally mounted to the carrier 1. The second locking assembly 25 is partially mounted to the basket 1 and partially mounted to the first leg 23. The second locking assembly 25 is used to unlock the first and

second struts

23, 24 for rotation relative to the basket 1 to be in the folded or supported condition, or to lock the first and

second struts

23, 24 to remain in the folded or supported condition.

The second locking assembly 25 includes: a second locking block 251, a third elastic member 252, a projection 253, a first slider 254, a first pull rope 255 and a first button 256.

A fourth buckling hole c and a fifth buckling hole d are formed in one end, far away from the front wheel 21, of the first supporting rod 23 at intervals, a sixth buckling hole e and a seventh buckling hole f are formed in the second supporting rod 24, and the intervals formed by the sixth buckling hole e, the seventh buckling hole f, the fourth buckling hole c and the fifth buckling hole d are consistent with the rotating angles of the first supporting rod 23 and the second supporting rod 24. The sixth catching hole e communicates with the fourth catching hole c when the first and

second struts

23 and 24 are in the supporting state. The seventh buttonhole f communicates with the fifth buttonhole d when the first and

second struts

23 and 24 are in the folded state. The basket 1 is fixedly provided with a mounting block 14, and the mounting block 14 is provided with a first sliding groove h corresponding to the fourth buckling hole c. The second locking block 251 is slidably assembled in the first sliding slot h and can be buckled with the fourth buckling hole c and the sixth buckling hole e to keep the first support rod 23 and the second support rod 24 in a supporting state, and when the second locking block 251 is buckled with the fifth buckling hole d and the seventh buckling hole f, the first support rod 23 and the second support rod 24 are kept in a folding state.

One end of the third elastic element 252 is assembled on the second locking block 251 on the side far from the fourth buckling hole c, and the other end abuts against the inner wall of the first sliding groove h. The protrusion 253 is fixedly assembled on the second locking block 251 near one end of the slot of the first sliding slot h. The first sliding block 254 is slidably assembled on the basket 1, and the first sliding block 254 is provided with a first inclined groove o for the protrusion 253 to penetrate so that the first sliding block 254 drives the second locking block 251 to slide when sliding, and the first inclined groove o is obliquely away from one end of the first supporting rod 23. The first pull cord 255 is attached to the first slider 254. A first button 256 is mounted on the basket 1 and is connected to the first pull cord 255, the first button 256 being operable by a user to lift the first pull cord 255 and actuate the first slider 254. When the first button 256 is pressed, the first pulling rope 255 pulls the first sliding block 254 to slide to the side away from the first supporting rod 23, and at this time, the protrusion 253 drives the second locking block 251 to slide to the end away from the first supporting rod 23 along the first inclined groove o, so that the second locking block 251 is separated from the fourth buckling hole c and the sixth buckling hole e, or the fifth buckling hole d and the seventh buckling hole f, thereby unlocking the first supporting rod 23 and the second supporting rod 24.

Further, the first button 256 includes: a fixed shell 2561, a toggle block 2562, a push block 2563 and a locking assembly.

The stationary casing 2561 joint is provided with the third through-hole in 11 dorsal sides of seat on the stationary casing 2561 far away from 11 one side of seat, dials the piece 2562 and corresponds third through-hole sliding assembly between stationary casing 2561 and seat 11, dials and is provided with the hole site that supplies third stay cord 139 to connect on the piece 2562, dials the piece 2562 and is used for the user to stir to carry and draw third stay cord 139, thereby stimulate second slider 137.

In order to avoid the malfunction, the first and second struts 24 are unlocked to switch between the folded state and the support state, which causes troubles or safety accidents. The knob 133 also includes a locking assembly mounted to the seat 11 corresponding to the dial 2562, the locking assembly including: a first pressing part 2564, a fitting part 2565, a third slider 2566, a seventh elastic member 2567, and an eighth elastic member 2568.

Wherein, assembly portion 2565 joint is provided with second spout r in the seat 11 on the assembly portion 2565, and third slider 2566 one end slides and assembles in second spout r, and the other end butt is on stopper 2569, and stopper 2569 sets up on stirring piece 2562. The bottom of the first pressing portion 2564 extends to one side of the stopper 2569 to form a pushing block 2563, a slope is formed on the pushing block 2563 and abuts against the third slider 2566, and the slope inclines from the first pressing portion 2564 to the side away from the third slider 2566 and away from the stopper 2569. The two ends of the seventh elasticity abut against the bottoms of the first pressing portion 2564 and the assembling portion 2565 respectively, the seventh elasticity is provided with two parts and symmetrically arranged on two sides of the pushing block 2563, and the seventh elasticity is used for resetting the first pressing portion 2564. Both ends of the eighth elastic member 2568 are respectively abutted to the third slider 2566 and the second sliding groove r, and the eighth elastic member 2568 is used for resetting the third slider 2566. Preferably, the seventh elastic member 2567 and the eighth elastic member 2568 are coil springs.

In the initial state, the limit block 2569 abuts against the slider to lock the toggle block 2562. When the first pressing portion 2564 is pressed, the seventh elastic member 2567 is compressed, the pushing block 2563 moves toward one side of the sliding slot, the third sliding block 2566 slides toward one side of the disengagement limiting block 2569 under the action of the slope surface on the pushing block 2563, and the eighth elastic member 2568 is compressed, so that the toggle portion is unlocked. When the first pressing portion 2564 is released, the first pressing portion 2564 and the third slider 2566 are restored by the self-restoring force of the seventh elastic member 2567 and the eighth elastic member 2568, and the toggle portion is locked again.

Further, one end of the second supporting rod 24, which is close to the basket 1, is a circular disk, one end of the circular disk, which is close to the first supporting rod 23, is provided with a first arc-shaped groove i concentric with the circular disk, a ninth elastic piece 241 is assembled in the first arc-shaped groove i, one end of the elastic piece is sleeved on the convex column at one end of the first arc-shaped groove i, the other end of the elastic piece is movably assembled on the compression block 242 at the other end of the inner wall of the first arc-shaped groove i, one end of the compression block 242 is inserted into the first supporting rod 23, when the second supporting rod 24 rotates relative to the first supporting rod 23 to be folded, the compression block 242 slides in the first arc-shaped groove i to compress the ninth elastic piece 241, and when the second supporting rod 24 is unlocked from the second locking block 251, the elastic piece. The disc is further fixedly provided with a second convex column, a second arc-shaped groove j is formed in the first supporting rod 23 corresponding to the second convex column, and the second convex column is arranged in the second arc-shaped groove j in a sliding mode and used for limiting the rotation angle, relative to the first supporting rod 23, of the second supporting rod 24.

The basket 1 includes: seat 11, fixed axle 12, handle 15 and third locking assembly 13.

A second through hole k is transversely arranged on the seat 11. The fixed shaft 12 is fitted to the carrier 1 through the second through hole k. The handle 15 is rotatably mounted on the stationary shaft 12. A part of the third locking assembly 13 is disposed on the fixed shaft 12, another part is disposed on the handle 15, and the third locking assembly 13 is used for locking or unlocking the fixed handle 15.

The third locking assembly 13 comprises: a fixed plate 131, a third locking block 132, a knob 133, a transmission assembly and a fourth elastic member 241.

The fixed plate 131 is assembled on the fixed shaft 12, and the fixed plate 131 is provided with a third arc-shaped groove m and an eighth buckling hole n communicated with the third arc-shaped groove m. The third locking block 132 is mounted on the handle 15 corresponding to the eighth buckling hole n and is used for buckling or unbuckling with the eighth buckling hole n to lock or unlock the handle 15. A knob 133 is mounted on the handle 15 and is used for a user to operate to drive the third locking block 132 to disengage from the eighth buckling hole n to unlock the handle 15. One end of the transmission assembly is connected to the knob 133, and the other end is connected to the third locking piece 132. One end of the fourth elastic member 241 is fitted between the third locking piece 132 and the fixed shaft 12, and the fourth elastic member 241 serves to restore the third locking piece 132 by its own restoring force.

The transmission assembly includes: a lifting bar 135, a sleeve 136, a second slider 137, a hook 138, a third pull rope 139, a fifth elastic element 130 and a sixth elastic element.

The lifting bar 135 is fixedly assembled to the third locking block 132 by means of screws. A plurality of ninth buttonholes p are provided at equal intervals on the lifting bar 135. The sheath 136 is sleeved outside the lifting rod 135. Second slider 137 is slidably fitted to jacket 136. The hook 138 is rotatably mounted on the second sliding block 137 via a rotating shaft, and the hook 138 can be engaged with the ninth fastening hole p. The sixth elastic element is sleeved on the rotating shaft, and one end of the sixth elastic element is fixed on the hook 138 and the other end of the sixth elastic element is fixed on the second sliding block 137, and the sixth elastic element is used for driving the hook 138 to be buckled with the ninth buckling hole p under the action of self-restoring force. Specifically, the sixth elastic member is a torsion spring. The third pulling rope 139 has one end connected to the knob 133 and the other end connected to the second slider 137. The fifth elastic member 130 is fitted between the second slider 137 and the jacket 136, and the fifth elastic member 130 serves to restore the second slider 137 by its own restoring force. The fifth elastic member 130 is a coil spring. When the knob 133 is turned, the knob 133 drives the third pulling rope 139 to move, so as to pull the second sliding block 137 to slide relative to the sleeve 136, and the second sliding block 137 drives the hook 138 to slide toward the lifting rod 135, so that the hook 138 is buckled with the ninth buckling hole p, so as to lift the lifting rod 135, and further lift the third locking block 132 to unlock the lifting handle 15.

Further, the handle 15 includes: a hand-held rod 151 and a telescopic rod. The telescopic link is provided with two, and two telescopic links assemble on fixed axle 12 to rotate the assembly on first branch 23. The hand-held rod 151 is fitted between two telescopic rods and is used for a user to hold.

The telescopic link includes: an outer jacket 152136, a fixed stem 153, a telescoping stem 154, a fourth locking assembly, and a second button 155.

The outer casing 152136 is rotatably assembled on the second support rod 24, the fixing sleeve 153 is inserted into the outer casing, and one end of the fixing sleeve is sleeved outside the third locking block 132 and is clamped with the third locking block 132. The fixing bar 153 has a recess corresponding to the third locking piece 132 and a through hole for the fixing shaft 12 to be assembled. The telescopic rod 154 is slidably fitted into the fixed rod 153 for length adjustment, and one end of the telescopic rod 154 is fixedly fitted to the sleeve 136 and the other end is fitted to the hand-held rod 151. A fourth locking assembly is disposed within the telescoping rod 154 for locking or unlocking the telescoping rod 154. The second button 155 is disposed at an end of the telescopic rod near the handheld rod 151, and is used for a user to operate to drive the fourth locking assembly.

The fourth locking assembly includes: a guide rod 156, a pull rod 157, a fourth slider 158 and a fourth locking block 159.

A fixing block is assembled on the lifting rod 135 between the third locking block 132 and the sleeve 136 through screws, one end of a guide rod 156 is fixedly assembled on the fixing block, the guide rod 156 is partially sleeved on the lifting rod 135, and a plurality of limiting holes are radially and equidistantly arranged on the guide rod 156. The fourth slider 158 is slidably assembled on the casing 136 corresponding to the guide rod 156, a second inclined groove u is formed on the fourth slider 158, a transverse groove q is formed on the casing 136 corresponding to the limiting hole and the second inclined groove u, and the fourth locking block 159 is sequentially arranged on the transverse groove q and the second inclined groove u in a penetrating manner through a rotating shaft. The pull rod 157 has one end connected to the fourth slider 158 and the other end connected to the second button 155. When the second button 155 is pressed, the pull rod 157 pulls the fourth slider 158 to slide on the jacket 136, and the fourth locking block 159 slides relative to the transverse groove q under the action of the second inclined groove u to be inserted into the limiting hole or separated from the limiting hole, so that the position of the telescopic jacket rod 154 is locked or unlocked.

The second button 155 includes: an assembly housing 1551, a second pressing part 1552, a fifth slider 1553 and a tenth elastic part 1554.

The assembly housing 1551 is clamped on the handheld rod 151 and is arranged in the telescopic loop bar 154. One end of the second pressing portion 1552 is slidably assembled in the assembly housing 1551, and the other end protrudes out of the telescopic loop bar 154 for pressing by a user. The second pressing part 1552 is provided with a protrusion, and the fifth slider 1553 is slidably assembled on the assembling shell 1551 and connected with the pull rod 157. A third inclined groove v is formed in the fifth sliding block 1553 corresponding to the protrusion, and the protrusion is movably arranged in the third inclined groove v. The tenth elastic member 1554 is a spring. Two ends of the spring are respectively tightly propped against the fifth sliding block 1553 and the assembling shell 1551. When the second pressing portion 1552 is pressed, the second pressing portion 1552 is recessed inward and pushes the fifth sliding block 1553 to move away from the fourth locking assembly, so as to drive the fourth sliding block 158 to slide upward. When the second pressing part 1552 is released, the fifth sliding block 1553 is reset under the action of the spring.

Further, the knob 133 includes: a rotating portion 1331, a first slide bar 1332, a second slide bar 1333 and an anti-slip cover 1334.

The rotating part 1331 is rotatably assembled on the handle 15, and an anti-slip sleeve 1334 is sleeved outside the rotating part 1331. The rotating portion 1331 and the handle 15 are provided with a first arc-shaped chute s and a second arc-shaped chute t, and the first arc-shaped chute s and the second arc-shaped chute t are symmetrically arranged at two ends of the rotating portion 1331 along the radial direction. The first arc-shaped sliding groove s and the second arc-shaped sliding groove t are respectively provided with two arc-shaped sliding grooves and are symmetrically arranged along the axis. The first arc chute s is slidably fitted with a first slide bar 1332. The second arc chute t is slidably equipped with a second slide bar 1333, and the first slide bar 1332 and the second slide bar 1333 are connected by third pulling ropes 139 respectively disposed at both sides, and when the rotating portion is rotated, the first slide bar 1332 and the second slide bar 1333 slide toward the side close to each other in each arc chute to pull the third pulling ropes 139 to move.

The working principle of the invention is roughly as follows: when used, there are 3 use states, respectively: a baby stroller, a safety seat 11 and a baby carrier 1. When the safety seat 11 is used, the push button 343 is pulled to one side far away from the ISOFIX hard interface 33 to unlock the first locking block 341, so that the ISOFIX hard interface 33 is opened and is in a state to be used, then the safety seat is connected with an interface of an automobile seat, and finally the lifting basket 1 is further fixed through a safety belt on an automobile, so that the assembly can be completed, and the installation is simple and easy. The novel safety belt can also prevent the basket 1 from shifting laterally, forwards and turning laterally under the condition of different external forces during driving, the original safety belt can prevent the baby basket 1 from jumping up and down during driving, and the novel safety belt has the advantages of multiple functions, easiness in connection with the automobile seat 11, high safety and accordance with the international latest ECER129 certification standard of the child safety seat 11.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered by the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A multifunctional infant carrier (1), characterized in that it comprises: a basket (1);

a trolley bracket (2) which is rotatably assembled at two sides of the basket (1) and is used for supporting the basket (1) to be used as a trolley, wherein the trolley bracket (2) can be rotated relative to the basket (1) to be folded so that the basket (1) can be used as a safety seat (11); and the number of the first and second groups,

and the ISOFIX hard interface device (3) is assembled at the bottom of the lifting basket (1).

2. Multifunction infant carrier (1) according to claim 1, characterized by the fact that the ISOFIX hard interface means (3) are fitted on the bottom of the carrier (1) and can rotate with respect to the carrier (1) to fold on the side of the carrier (1) or to open outwards.

3. Multifunctional infant carrier (1) according to claim 2, characterized in that said ISOFIX hard interface means (3) comprise:

a mounting shell (31) fixedly mounted on the basket (1);

a folding limit structure (32) rotatably assembled on the mounting shell (31);

an ISOFIX hard interface (33) which is assembled with the folding limit structure (32) and can rotate relative to the mounting shell (31) to fold or open outwards; and the number of the first and second groups,

a first locking assembly (34) disposed between the mounting shell (31) and the fold limiting structure (32) for locking or unlocking the fold limiting structure (32) to maintain the ISOFIX hard interface (33) in an open state or folded.

4. The multi-functional infant carrier (1) according to claim 3, wherein the folding stopper (32) is provided at one side thereof with a first catching hole (a) and a second catching hole (b) at intervals in a circumferential direction, and the first locking member (34) comprises:

a first locking block (341) which is slidably assembled on the mounting shell (31) and is used for sliding relative to the mounting shell (31) to be locked with the first buckling hole (a) or the second buckling hole (b);

a first elastic piece (342) with one end assembled on the first locking piece (341) and far away from one end of the folding limiting structure (32) and the other end abutting against the inner wall of the mounting shell (31) and used for providing driving force for the sliding of the first locking piece (341); and the number of the first and second groups,

a push button (343) which penetrates through the first through groove and is assembled on the first locking block (341) and used for being operated by a user and driving the first locking block (341) to slide away from the first buckling hole (a) or the second buckling hole (b) so as to unlock the folding limiting structure (32).

5. The multifunctional infant carrier (1) according to claim 4, wherein a protrusion (321) is disposed at one end of the folding limit structure (32), a second elastic member (35) is sleeved outside the protrusion (321), one end of the second elastic member (35) is fixedly assembled on the folding limit structure (32), the other end of the second elastic member (35) is fixedly assembled on the mounting shell (31), and the second elastic member (35) is used for providing a driving force for the automatic opening or folding of the ISOFIX hard interface (33).

6. A multi-functional baby carrier (1) according to any of claims 1-5, characterized in that the stroller frame (2) comprises: a front wheel (21); a rear wheel (22);

a first strut (23) having one end fitted to the front wheel (21);

a second supporting rod (24) with one end assembled on the rear wheel (22) and the other end respectively assembled with the first supporting rod (23) and the lifting basket (1) in a rotating way; and the number of the first and second groups,

a second locking assembly (25) mounted on the basket (1) for unlocking the first and second struts (23, 24) for rotation relative to the basket (1) or locking the first and second struts (23, 24) to maintain the folded or supported state.

7. The multi-functional baby carrier (1) according to claim 6, characterized in that the first pole (23) is provided with a fourth fastening hole (c) and a fifth fastening hole (d) at an interval at an end away from the front wheel (21), the second pole (24) is provided with a sixth fastening hole (e) and a seventh fastening hole (f), the carrier (1) is provided with a first sliding slot (h) corresponding to the fourth fastening hole (c), and the second locking assembly (25) comprises:

a second locking block (251) which is slidably assembled in the first sliding groove (h) and can be buckled with the fourth buckling hole (c) and the sixth buckling hole (e) or buckled with the fifth buckling hole (d) and the seventh buckling hole (f) so as to keep the first support rod (23) and the second support rod (24) in a supporting or folding state;

a third elastic part (252) with one end assembled on the second locking block (251) far away from the fourth buckling hole (c) and one end abutting against the inner wall of the first sliding groove (h);

a projection (253) fixedly assembled on one end of the second locking block (251) close to the notch of the first sliding chute (h);

a first sliding block (254) which is assembled on the basket (1) in a sliding way, abuts against the lug (253) and is used for sliding relative to the basket (1) so as to drive the lug (253) to move;

a first pull rope (255) connected to the first slider (254); and the number of the first and second groups,

and the first button (256) is arranged on the lifting basket (1), is connected with the first pull rope (255) and is used for providing operation for a user to lift the first pull rope (255) and drive the first sliding block (254).

8. A multi-functional infant carrier (1) according to claim 6, characterized in that the carrier (1) comprises:

the seat (11) is transversely provided with a second through hole (k) in a penetrating manner;

a fixed shaft (12) fitted to the basket (1) through the second through hole (k);

a handle (15) rotatably mounted on the fixed shaft (12); and the number of the first and second groups,

a third locking assembly (13) which is partially arranged on the fixed shaft (12) and partially arranged on the handle (15) and is used for locking or unlocking the handle (15) to keep a specific angle or perform angle adjustment.

9. Multifunctional infant carrier (1) according to claim 8, characterized in that said third locking assembly (13) comprises: the fixed plate (131) is assembled on the fixed shaft (12), and a third arc-shaped groove (m) and an eighth buckling hole (n) communicated with the third arc-shaped groove (m) are formed in the fixed plate (131);

a third locking block (132) which is arranged on the handle (15) corresponding to the eighth buckling hole (n) and is used for buckling with or unbuckling from the eighth buckling hole (n) to lock or unlock the handle (15);

a knob (133) mounted on the handle (15) and used for being operated by a user to drive the third locking block (132) to be separated from the eighth buckling hole (n) so as to unlock the handle (15);

a transmission assembly having one end connected to the knob (133) and the other end connected to the third locking piece (132); and the number of the first and second groups,

a fourth elastic member (241) (134) having one end fitted between the third locking piece (132) and the fixed shaft (12) for restoring the third locking piece (132) by its own restoring force.

10. Multifunctional infant carrier (1) according to claim 9, characterized in that said transmission assembly comprises:

a lifting rod (135) which is fixedly assembled on the third locking block (132) and is provided with a ninth buckle hole (p);

a sleeve (136) sleeved outside the lifting rod (135);

a second slider (137) slidingly fitted on said jacket (136);

a hook (138) which is assembled on the second sliding block (137) and can be buckled with the ninth buckling hole (p);

a third pull rope (139) with one end connected to the knob (133) and the other end connected to the second slider (137); and the number of the first and second groups,

a fifth elastic element (130) fitted between said second slider (137) and said jacket (136) for restoring said second slider (137) under the action of its own restoring force;

the knob (133) is rotated, the knob (133) drives the third pull rope (139) to move so as to lift the second sliding block (137) to enable the second sliding block to slide relative to the sleeve case (136), the second sliding block (137) drives the hook (138) to slide towards one side of the lifting rod (135), the hook (138) is buckled with the ninth buckle hole (p), the lifting rod (135) is lifted, and the third locking block (132) is lifted to unlock the lifting handle (15).