CN217672785U

CN217672785U - Multifunctional baby carriage

Info

Publication number: CN217672785U
Application number: CN202220883587.5U
Authority: CN
Inventors: 王庆
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-10-28
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a multifunctional baby carriage, including frame main part and push rod frame, the frame main part includes the chassis, is located enclose the frame, set up of chassis top enclose the frame with vaulting pole subassembly between the chassis, the chassis with enclose the frame and extend along the fore-and-aft direction separately, the front wheel subassembly with the rear wheel subassembly is located the bottom of chassis, the vaulting pole subassembly includes intercrossing and rotates first vaulting pole and the second vaulting pole of connecting at the cross section. The baby carrier has the advantages that the number of the rods of the baby carrier is relatively small, the baby carrier is in an unfolded state, the frame main body can accommodate children to sit or lie, and the push rod frame and the first support rod or the second support rod can be synchronously arranged relative to the chassis in a sliding mode, so that the baby carrier is more convenient to fold, and convenience is brought to daily use of a user.

Description

Multifunctional baby carriage

Technical Field

The utility model relates to a children's articles for use field, concretely relates to multi-functional bassinet.

Background

The baby carrier is a children product suitable for children at a certain age stage, and brings convenience for the children to go out in a carrier. At present, the market mainly has a cart and a trailer, which can be used for children to sit or lie in and drive the baby carriage to run by pushing or dragging. Most of the structures of the cart and the trailer are very different, and each has own advantages and disadvantages. The bassinet on the existing market has various structural styles, different rod pieces, different folding principles and folding modes and different use functions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional bassinet to solve one or more problems of prior art.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a multifunctional baby carrier is provided with an unfolded state and a folded state, the baby carrier comprises a frame main body, a push rod frame, a front wheel assembly and a rear wheel assembly, the front wheel assembly and the rear wheel assembly are arranged at the bottom of the frame main body, an enclosing frame is arranged above the frame, and a support rod assembly is arranged between the enclosing frame and the frame, the frame and the enclosing frame respectively extend along the front and rear directions, the front wheel assembly and the rear wheel assembly are arranged at the bottom of the frame, the support rod assembly comprises a first support rod and a second support rod, the first support rod and the second support rod respectively extend along the up and down directions when the baby carrier is in the unfolded state, the first support rod and the second support rod are mutually crossed and are rotatably connected at the crossed positions, the upper portion of the first support rod is rotatably connected to the enclosing frame, the lower portion of the first support rod can relatively rotate and can relatively slidably connect to the frame along the front and rear directions, the lower portion of the second support rod is rotatably connected to the frame, the upper portion of the second support rod can relatively rotate and can relatively slidably connect to the enclosing frame, the push rod frame and the second support rod assembly, and the frame can be synchronously arranged between the frame and the frame when the baby carrier and the frame are in the unfolded state; when the baby carriage is in a folded state, the surrounding frame and the bottom frame are folded up along the up-down direction, and the push rod frame and the frame main body are mutually folded up.

Preferably, the lower portion of the push rod frame is rotatably connected to a rotation center line extending in the left-right direction of the frame body, the push rod frame has a pushing use state and a pulling use state which are switched by rotating around the rotation center line, the push rod frame is in the pushing use state, and the upper portion of the push rod frame is located on the first side of the frame body; the push rod frame is in under the tow user mode, the upper portion of push rod frame is located the second side of frame main part, first side with the second side is the different both sides in the frame main part fore-and-aft direction.

Further, the upper part of the first stay bar is rotatably arranged on the surrounding frame around a first rotation center line, the lower part of the second stay bar is rotatably arranged on the bottom frame around a second rotation center line, the lower part of the first stay bar is fixedly or rotatably provided with a first sliding part, the first sliding part is relatively slidably arranged on the bottom frame along the front-back direction, and the lower part of the first stay bar is rotatably arranged relative to the bottom frame around a third rotation center line; the upper part of the second stay bar is fixedly or rotatably provided with a second sliding part, the second sliding part can be relatively slidably arranged on the enclosure frame along the front-back direction, the upper part of the second stay bar can be rotatably arranged around a fourth rotation center line relative to the enclosure frame, and the first rotation center line, the second rotation center line, the third rotation center line and the fourth rotation center line are parallel to each other.

In some embodiments, the lower portion of the putter frame may be connected to the base frame to be capable of sliding in a front-rear direction and rotating relative to each other about the rotation center line, or the lower portion of the putter frame may be connected to the first stay to rotate about the rotation center line, and a locking structure for locking the putter frame to the frame body to lock the putter frame in the pushing use state may be further included between the putter frame and the frame body, wherein the rotation center line and the third rotation center line are parallel to each other or extend in line.

In some embodiments, a lower portion of the pushrod frame is rotatably disposed on the first slider about the rotation center line, and the pushrod frame is in the pushing use state, and the pushrod frame and the first stay bar are parallel to each other; the locking structure is arranged between the upper part of the first support rod and the push rod frame.

In some embodiments, the first sliding member is located on the bottom frame in front of the second rotation center line, and the second sliding member is located on the enclosure frame in front of the first rotation center line, during the transition of the stroller from the unfolded state to the folded state, the push rod frame is fixed relative to the first stay rod, the first sliding member and the second sliding member slide forward together, so that the stay rod assembly is folded between the enclosure frame and the bottom frame, and the push rod frame and the frame body are folded together.

In some embodiments, the lower portion of the putter frame is pivotally mounted to the lower portion of the second stay about the centerline of rotation, and the upper portion of the putter frame is detachably connected to the upper portion of the second stay, wherein the centerline of rotation and the second centerline of rotation extend parallel or co-linearly with each other; or,

the lower part of the push rod frame is rotatably arranged at the lower part of the second support rod around the rotation central line, the upper part of the push rod frame is detachably connected with the second sliding piece and can be rotatably arranged relative to the second sliding piece around a fifth rotation central line, wherein the rotation central line and the second rotation central line are parallel or collinear to each other, the fourth rotation central line and the fifth rotation central line are parallel or collinear to each other, and the push rod frame is in the pushing use state and is parallel to the second support rod; or,

the lower part of the push rod frame is rotationally arranged on the bottom frame around the rotating central line, the upper part of the push rod frame can rotate relatively and can be connected with the enclosure frame in a detachable mode along the front-back direction in a relatively sliding mode, the push rod frame is in the pushing using state, and the push rod frame is parallel to the second support rods.

Preferably, the enclosure frame has two that divide and locate the left and right sides and all extend along the fore-and-aft direction and enclose the pole, the chassis has two sill bars that divide and locate the left and right sides and all extend along the fore-and-aft direction, on the left and right sides of bassinet, each side enclose the pole with all be equipped with a set of between the sill bar vaulting pole subassembly.

Preferably, the push rod frame has the branch and locates the left and right sides and all follow two sets of push rods that the upper and lower direction extends, every group the push rod all includes push rod and the last push rod that can fold up relatively along length direction, the frame main part is located two sets of along the left and right sides direction between the push rod down, the push rod frame is in under the pushing away user state, the upper end of push rod down is higher than along vertical direction enclose the frame.

In some embodiments, an upper portion of the lower push rod is pivotally connected to a lower portion of the upper push rod, the lower portion of the lower push rod is disposed on the bottom frame or on the first stay, when the stroller is in the folded state, the lower push rod and the first stay are folded together between the enclosure frame and the bottom frame, and the upper push rod is folded over the enclosure frame.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a member quantity of bassinet is less relatively, and this bassinet is under the expansion state, and the frame main part can hold children and sit or lie, and push rod frame and first vaulting pole or second vaulting pole can set up with relative chassis slip in step for this bassinet is more convenient when folding, has brought the facility for user's daily use.

Drawings

Fig. 1 is a schematic three-dimensional structure of the multifunctional baby carriage in an unfolded state, wherein a push rod frame is in a pushing use state;

FIG. 2 is a side view of the multi-function stroller of FIG. 1;

FIG. 3 is a schematic view of the three-dimensional structure of the multifunctional stroller in the unfolded state, wherein the push rod frame is in a towing use state;

FIG. 4 is a side view of the multi-function stroller of FIG. 3;

FIG. 5 is a schematic perspective view of the multifunctional stroller in a semi-folded state;

FIG. 6 is a side view of the multi-function stroller of FIG. 5;

FIG. 7 is a schematic view of the folding structure of the multifunctional stroller of the present invention;

FIG. 8 is a side view of the multi-function stroller of FIG. 7;

FIG. 9 is a schematic side view of another embodiment of the multi-function stroller of the present invention in an unfolded state;

wherein: 100. a frame main body; 1. a chassis; 11. a bottom bar; 2. enclosing a frame; 21. a surrounding rod; 3. a strut assembly; 31. a first stay bar; 32. a second stay bar; 33. a first slider; 34. a second slider; 4. a push rod frame; 41. a lower push rod; 42. a push rod is arranged; 43. an upper cross bar; 44. a push rod locking member;

10. a front wheel assembly; 20. a rear wheel assembly.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

The following definitions of the front-rear and left-right directions are defined with reference to the forward traveling direction of the stroller during traveling, or the direction that an operator observes when driving the stroller, and are merely used to more clearly explain the relative positional relationship between the lever members.

Referring to fig. 1 to 8, a multi-function stroller having an unfolded state and a folded state includes a frame body 100, a push rod frame 4, and a front wheel assembly 10 and a rear wheel assembly 20 provided at the bottom of the frame body 100.

Frame body 100 includes chassis 1, be located the frame 2 that encloses of chassis 1 top, and set up at the vaulting pole subassembly 3 that encloses between frame 2 and chassis 1, chassis 1 all extends along the fore-and-aft direction with enclosing frame 2, front wheel subassembly 10 all sets up the bottom at chassis 1 with rear wheel subassembly 20, specifically, front wheel subassembly 10 has the branch and locates two sets of the anterior left and right sides in chassis 1 end, rear wheel subassembly 20 also has the branch and locates two sets of the rear portion left and right sides in chassis 1 end, wherein, front wheel subassembly 10 specifically is universal wheel subassembly here, rear wheel subassembly 20 is directional wheel subassembly.

The stay bar assembly 3 comprises a first stay bar 31 and a second stay bar 32 which are mutually crossed and rotatably connected at the crossed part, one end part of the first stay bar 31 is rotatably connected to the enclosure frame 2, and the other end part of the first stay bar 31 is arranged on the underframe 1 in a manner that the other end part can relatively rotate and can relatively slide along the front-back direction; one end of the second stay 32 is rotatably connected to the base frame 1, and the other end of the second stay 32 is slidably provided on the enclosure frame 2 in the front-rear direction while relatively rotating. The push rod frame 4 is connected to the frame main body 100 and can be folded with respect to the frame main body 100.

When the stroller is in the unfolded state, the first stay bar 31 and the second stay bar 32 extend along the vertical direction and are supported between the enclosure frame 2 and the underframe 1, a bearing space capable of accommodating a child is enclosed among the enclosure frame 2, the underframe 1 and the stay bar assembly 3, and the push rod frame 4 is opened relative to the frame body 100 for an operator to operate; when the stroller is in the folded state, the first stay 31 and the second stay 32 are rotated and folded to extend in the front-back direction, the stay assembly 3 is folded between the enclosure frame 2 and the bottom frame 1, and the push rod frame 4 is folded relative to the frame body 100. In the stroller, the push rod frame 4 can be slidably disposed relative to the frame body 100 synchronously with the first stay 31 or the second stay 32, and during folding of the stroller, the push rod frame 4 is moved synchronously with the first stay 31 or the second stay 32 to be folded with the frame body 100.

Referring to the drawings, the lower portion of the push rod frame 4 is rotatably connected to a rotation center line extending in the left-right direction of the carriage body 100, and the push rod frame 4 has a pushing use state and a towing use state, in which switching between the pushing use state and the towing use state is performed when the push rod frame 4 rotates about the rotation center line. Referring to fig. 1 to 2, in the pushing use state of the push rod frame 4, the upper portion of the push rod frame 4 is located on a first side of the frame body 100, where the first side is a rear side of the frame body 100; referring to fig. 3 to 4, in the towing use state of the push rod frame 4, the upper portion of the push rod frame 4 is located on the second side of the frame body, where the second side is the front side of the frame body 100.

In this embodiment, the lower portion of push rod frame 4 is connected to chassis 1 so as to be able to slide in the front-rear direction and rotate relatively around the rotation center line, or the lower portion of push rod frame 4 is connected to first stay 31 so as to rotate around the rotation center line, and a locking structure for locking push rod frame 4 to frame body 100 so as to lock push rod frame 4 in a push-in use state is further provided between push rod frame 4 and frame body 100. In this embodiment, the lower portion of push rod frame 4 and the lower portion of first stay 31 are disposed on chassis 1 in a manner of relatively sliding in the front-rear direction, push rod frame 4 and first stay 31 are parallel to each other when push rod frame 4 is in a pushing use state, and the above-mentioned locking structure is disposed between push rod frame 4 and first stay 31.

In the present embodiment, referring to the drawings, the enclosure frame 2 is a closed frame along the circumferential direction, and has two enclosure rods 21 respectively disposed on the left and right sides and extending along the front-back direction; chassis 1 specifically also can set up to be the frame type frame that is closed frame type along circumference, and this chassis 1 has the branch and locates the left and right sides and all follow two sill bars 11 that the fore-and-aft direction extends, on the left and right sides of this bassinet, all is equipped with a set of vaulting pole subassembly 3 between the rail 21 of every side and the sill bar 11.

On each of the left and right sides of the stroller, one end of the first stay 31 is rotatably provided on the surrounding bar 21 about the first rotation center line a, the other end of the first stay 31 is rotatably connected to a first slider 33 about the third rotation center line C, and the first slider 33 is provided on the bottom bar 11 on the same side so as to be relatively slidable in the front-rear direction; one end of the second stay 32 is rotatably provided on the bottom bar 11 about the second rotation center line B, and the other end of the second stay 32 is rotatably connected to a second slider 34 about a fourth rotation center line D, and the fourth slider 34 is provided on the same side of the shroud bars 21 so as to be relatively slidable in the front-rear direction. Here, the first sliding member 33 and the second sliding member 34 are both sliding sleeve members, which are slidably sleeved on the bottom bar 11 or the surrounding bar 21, respectively. In the present embodiment, the first slider 33 is located on the bottom bar 11 on the front side of the second rotation center line B, and the second slider 34 is located on the surrounding bar 21 on the front side of the first rotation center line a. In other embodiments, the first sliding member 33 may also be fixedly disposed at an end of the first supporting rod 31 and connected to the bottom rod 11 in a manner of relatively rotating and relatively sliding, for example, the first sliding member 33 is a sliding pin, and the bottom rod 11 is provided with a sliding slot for the sliding pin to penetrate through in a manner of rotating and sliding fit; similarly, the second sliding member 34 may be fixedly disposed on an end of the second supporting rod 32 and connected to the surrounding rod 21 in a manner of both relative rotation and relative sliding.

The lower part of the push rod frame 4 is pivotally connected to the first slider 33 about a centre line of rotation which extends parallel or in line with the third centre line of rotation C. Therefore, when the push rod frame 4 is in the pushing use state, the length of the push rod frame 4 extending out of the rear side of the frame main body 100 is relatively short, so that the pushing use is convenient, and when the push rod frame 4 rotates to the front side of the frame main body 100 around the rotation center line and is switched to the dragging use state, the length of the push rod frame 4 extending out of the front side of the frame main body 100 is relatively long, so that the dragging operation is more facilitated. In other embodiments, the push rod frame 4 can be connected to the first sliding element 33 in a rotatable manner about a rotation center line that does not extend in line with the third rotation center line C, or the lower part of the push rod frame 4 can be arranged on the base frame 1 in a sliding manner by means of a sliding element, and when the push rod frame 4 is in a pushing use state, the push rod frame 4 is locked on the first supporting rod 31 or on the enclosure frame 2, and the push rod frame 4 and the first supporting rod 31 are parallel to each other, so that the folding operation is facilitated.

Specifically, the push rod frame 4 has two sets of push rods respectively disposed on the left and right sides and extending in the up-down direction, each set of push rods includes a lower push rod 41 and an upper push rod 42 which can be folded relatively in the length direction, here, the upper portion of the lower push rod 41 is rotationally connected with the lower portion of the upper push rod 42, an upper cross rod 43 is further fixedly disposed between the upper end portions of the upper push rods 42 on the two sides, and a push rod locking member 44 for locking the upper push rod 42 and the lower push rod 41 relatively is disposed at a rotational connection between the two. The frame body 100 is located between two sets of lower push rods 41 in the left-right direction, the lower part of each lower push rod 41 is rotatably arranged on the first sliding part 33 on the side where the lower push rod 41 is located, the length of the lower push rod 41 is greater than that of the first stay 31, and the upper end part of the lower push rod 41 is higher than the enclosure frame 2 in the vertical direction when the push rod frame 4 is in a pushing use state.

In this way, in the unfolded state of the stroller, as shown in fig. 1 to 4, the first stay 31 and the second stay 32 of the stay assembly 3 on both left and right sides extend obliquely in the up-down direction and are supported between the surrounding rod 21 and the bottom rod 11, the frame body 100 is opened and forms a seating space for accommodating a child, and the push rod frame 4 can be switched between a pushing use state and a towing use state, wherein when the push rod frame 4 is switched from the pushing use state to the towing use state, it is only necessary to unlock the push rod frame 4 and the frame body 100, and then the push rod frame 4 is rotated forward to the front side of the frame body 100.

When the stroller needs to be folded, referring to fig. 5 and 6, the push rod frame 4 is ensured to be in a pushing use state, at this time, the lower push rod 41 of the push rod frame 4 is fixed to the first support rod 31, then the push rod frame 4 is folded first, that is, the upper push rod 42 is driven to turn forward and rotate relative to the lower push rod 41, the upper portion of the lower push rod 41 is pressed down and rotates backward and downward, the first support rod 31 and the second support rod 32 are driven to rotate relative to each other, the first sliding member 33 slides forward along the bottom rod 11, the second sliding member 34 slides forward along the enclosure rod 21, the support rod assemblies 3 on both sides are folded simultaneously, so that the enclosure frame 2 and the bottom frame 1 are folded up and down, the lower push rod 41 is folded up with the first support rod 31 and the frame body 100, and the upper push rod 42 is folded up above the enclosure frame 2. The folded stroller is shown in fig. 7 and 8.

In other embodiments, the push rod frame 4 can be arranged to slide relative to the frame body 100 in synchronism with the second stay 32, so that the frame body can be folded accordingly to achieve folding of the entire stroller during folding. The following exemplifies several possible arrangements:

mode 1, as shown in fig. 9, the lower part of the push rod frame 4 is rotatably disposed on the lower part of the second support rod 32 around a rotation center line, and the upper part of the push rod frame 4 is detachably connected to the upper part of the second support rod 32, wherein the rotation center line and the second rotation center line B are parallel or collinear to each other, so that the push rod frame 4 and the second support rod 32 are relatively fixed in a forward pushing state of the push rod frame 4; when the push rod frame 4 needs to be switched to the reverse pushing state, the connection between the push rod frame 4 and the second stay 32 only needs to be released. When the stroller needs to be folded, the push rod frame 4 needs to be first switched to the forward pushing state, and then the push rod frame 4 is folded together with the frame body along with the synchronous movement of the second stay 32 during the folding process of the frame body.

Mode 2, not shown, the lower portion of the push rod frame 4 is rotatably provided around a rotation center line at the lower portion of the second stay 32, and the upper portion of the push rod frame 4 is detachably connected to the second slider 34 and is rotatably provided relative to the second slider 34 around a fifth rotation center line B extending parallel or collinear to each other and the fifth rotation center line B extending parallel or collinear to each other. The push rod frame 4 is in a pushing use state, and the push rod frame 4 and the second support rod 32 are parallel to each other. The pushing and dragging operation of the push rod frame 4 is similar to the switching manner and the dragging operation state, and the description is omitted.

Mode 3, not shown, the lower portion of the push rod frame 4 is rotatably disposed on the bottom frame 1 around the rotation center line, the upper portion of the push rod frame 4 is detachably connected to the surrounding frame 2 so as to be capable of rotating relatively and sliding relatively in the front-rear direction, at this time, the upper portion of the push rod frame 4 is further provided with a slider which is detachably disposed on the surrounding frame 2 so as to be capable of sliding back and forth along the surrounding frame 2, the push rod frame 4 is detachably disposed with the slider, or the slider is detachably disposed on the surrounding frame 2, and the push rod frame 4 is in a pushing use state, and the push rod frame 4 is parallel to the second stay 32. The pushing and dragging operation of the push rod frame 4 is similar to the switching manner and the dragging operation state, and the description is omitted.

To sum up, the utility model discloses a bassinet, it is under the expansion state, frame main part 100 can hold children and sit or lie, and can convert push rod frame 4 into forward user state or reverse user state as required, the conversion operation is very convenient, can satisfy the different user demands that the user carried out and dragged, the member quantity of this bassinet is less relatively, push rod frame 4 can set up with first vaulting pole 31 or second vaulting pole relative chassis 1 ground in step with sliding, make this bassinet more convenient when folding operation, the daily use for the user has brought the facility.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional bassinet, has expansion state and fold condition, the bassinet includes frame main part, push rod frame, and sets up the front wheel subassembly and the rear wheel subassembly of frame main part bottom, its characterized in that: the stroller frame body comprises a bottom frame, an enclosing frame positioned above the bottom frame, and a support rod assembly arranged between the enclosing frame and the bottom frame, wherein the bottom frame and the enclosing frame respectively extend along the front-back direction, the front wheel assembly and the rear wheel assembly are arranged at the bottom of the bottom frame, the support rod assembly comprises a first support rod and a second support rod which respectively extend along the up-down direction when the stroller is in the unfolded state, the first support rod and the second support rod are mutually crossed and are rotatably connected at the crossed positions, the upper part of the first support rod is rotatably connected to the enclosing frame, the lower part of the first support rod can be relatively rotated and can be relatively slidably connected to the bottom frame along the front-back direction, the lower part of the second support rod is rotatably connected to the bottom frame, the upper part of the second support rod can be relatively rotated and can be relatively slidably connected to the enclosing frame along the front-back direction, the push rod frame can be synchronously and relatively rotatably arranged relative to the stroller frame body with the first support rod or the second support rod, and the child carrier frame, the enclosing frame, the supporting rod assembly and the supporting frame can be relatively opened to form a child carrier frame; when the baby carriage is in a folded state, the surrounding frame and the bottom frame are folded up along the up-down direction, and the push rod frame and the frame main body are mutually folded up.

2. A multi-function stroller according to claim 1, wherein: the lower part of the push rod frame is rotationally connected with a rotating central line extending around the left-right direction of the frame main body, the push rod frame has a pushing using state and a dragging using state which are switched by rotating around the rotating central line, the push rod frame is in the pushing using state, and the upper part of the push rod frame is positioned on the first side of the frame main body; the push rod frame is in under the tow user mode, the upper portion of push rod frame is located the second side of frame main part, first side with the second side is the different both sides in the frame main part fore-and-aft direction.

3. A multi-function stroller according to claim 2, wherein: the upper part of the first support rod is rotationally arranged on the surrounding frame around a first rotation center line, the lower part of the second support rod is rotationally arranged on the bottom frame around a second rotation center line, the lower part of the first support rod is fixedly or rotationally provided with a first sliding part, and the first sliding part can be relatively slidably arranged on the bottom frame along the front-back direction,

the lower part of the first support rod can be rotatably arranged around a third rotation center line relative to the underframe; the upper part of the second stay bar is fixedly or rotatably provided with a second sliding part, the second sliding part can be relatively slidably arranged on the surrounding frame along the front-back direction, the upper part of the second stay bar can be rotatably arranged around a fourth rotation center line relative to the surrounding frame, and the first rotation center line, the second rotation center line, the third rotation center line and the fourth rotation center line are parallel to each other.

4. A multi-function stroller according to claim 3, wherein: the lower part of the push rod frame can slide along the front-back direction and can be relatively and rotatably connected to the bottom frame around the rotation center line, or the lower part of the push rod frame is rotatably connected to the first supporting rod around the rotation center line, and a locking structure for locking the push rod frame on the frame main body so as to lock the push rod frame in the pushing use state is further included between the push rod frame and the frame main body, wherein the rotation center line and the third rotation center line are parallel to each other or extend in a collinear manner.

5. A multi-function stroller according to claim 4, wherein: the lower part of the push rod frame is rotationally arranged on the first sliding piece around the rotation central line, and the push rod frame is parallel to the first support rod when in the pushing and using state; the locking structure is arranged between the upper part of the first support rod and the push rod frame.

6. A multi-function stroller according to claim 5, wherein: the first sliding part is located on the chassis at the front side of the second rotating center line, the second sliding part is located on the enclosing frame at the front side of the first rotating center line, the baby carriage is converted from an unfolding state to a folding state in the process, the push rod frame is opposite to the first support rod and fixed, and the first sliding part and the second sliding part slide forwards together to enable the support rod assembly to be folded between the enclosing frame and the chassis, and the push rod frame and the frame body are folded mutually.

7. A multi-function stroller according to claim 3, wherein: the lower part of the push rod frame is rotatably arranged at the lower part of the second support rod around the rotation central line, the upper part of the push rod frame is detachably connected with the upper part of the second support rod, and the rotation central line and the second rotation central line are parallel or extend in a same line; or,

8. A multi-function stroller according to claim 1, wherein: enclose the frame and have the branch and locate the left and right sides and all follow two surrounding rods that the fore-and-aft direction extends, the chassis has the branch and locates the left and right sides and all follow two sill bars that the fore-and-aft direction extends, on the left and right sides of bassinet, every side enclose the pole with all be equipped with a set of between the sill bar vaulting pole subassembly.

9. A multi-function stroller according to claim 2, wherein: the push rod frame has and locates the left and right sides and all follow two sets of push rods that the upper and lower direction extends separately, every group the push rod all includes push rod and the last push rod that can fold up relatively along length direction, the frame main part is located two sets ofly along the left and right sides direction between the push rod down, the push rod frame is in under the implementation user state, the upper end of push rod down is higher than along vertical direction enclose the frame.

10. A multi-function stroller according to claim 9, wherein: the upper portion of lower push rod with the lower part of last push rod is connected with rotatoryly, the lower part setting of lower push rod is in on the chassis or set up on the first vaulting pole, work as the bassinet is in under fold condition, the lower push rod with first vaulting pole is drawn in each other enclose the frame with between the chassis, the range upon range of draw in of last push rod encloses the top of frame.