CN211468553U - Baby carriage framework capable of being automatically folded and baby carriage - Google Patents

Abstract

The utility model discloses a but automatic folding bassinet skeleton and children's shallow, wherein, can automatic folding bassinet skeleton includes the frame main part, locking device, unlocking device, seat frame and connecting rod, the frame main part includes the handrail frame, first wheel carrier and second wheel carrier, the handrail frame rotates with first wheel carrier to be connected, first wheel carrier rotates with the second wheel carrier to be connected, locking device sets up in the frame main part, unlocking device is connected with locking device, the pedestal rotates with first wheel carrier to be connected, first connecting portion and second connecting portion have on the pedestal, the front truck rotates with first connecting portion to be connected, and the front truck still rotates with the second wheel carrier to be connected, the one end of connecting rod rotates with the handrail frame to be connected, the other end and the second connecting portion of connecting rod rotate to be connected. Through the structure, the automatic folding of the baby carrier framework can be realized only by arranging one connecting rod on one side of the baby carrier framework, the number of the connecting rods is small, the structure of the baby carrier framework can be simplified, and the assembly can be simplified.

Description

Baby carriage framework capable of being automatically folded and baby carriage

Technical Field

The utility model relates to an infant and children's articles for use field, in particular to children's shallow.

Background

The baby stroller is a common baby appliance, can be used for a baby to sit and lie and is pushed by a guardian to walk, so that the baby can go out conveniently, and the burden of the guardian is reduced. For convenient storage and carrying, partial stroller is designed to be a foldable structure, for some foldable strollers, a plurality of connecting rods are arranged on the stroller framework for convenient folding, and the connecting rods are used for driving all parts of the stroller framework to be linked so as to realize automatic folding of the stroller. However, in this type of stroller, the number of links is large, which complicates the structure of the stroller frame.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide the bassinet skeleton that can fold automatically, its quantity that can reduce the connecting rod simplifies the structure.

The utility model discloses still provide the children's shallow of the above-mentioned bassinet skeleton that can fold automatically.

According to the utility model discloses a first aspect provides can automatic folding bassinet skeleton, it includes the frame main part that has expansion state and fold condition, the frame main part includes handrail frame, first wheel carrier and second wheel carrier, handrail frame with the first wheel carrier is rotated and is connected, the first wheel carrier with the second wheel carrier is rotated and is connected; a locking device which can lock the frame main body in an unfolded state, the locking device being provided on the frame main body; the unlocking device is connected with the locking device; the seat frame comprises a seat body and a front frame, the seat body is rotatably connected with the first wheel carrier, the seat body is provided with a first connecting part and a second connecting part, and the front frame is respectively rotatably connected with the first connecting part and the second wheel carrier; one end of the connecting rod is rotatably connected with the armrest frame, and the other end of the connecting rod is rotatably connected with the second connecting part.

The beneficial effect that above-mentioned scheme has: through the structure, the automatic folding of the baby carrier framework can be realized only by arranging one connecting rod on one side of the baby carrier framework, the number of the connecting rods is small, the structure of the baby carrier framework can be simplified, and the assembly can be simplified.

According to the utility model discloses the first aspect can automatic folding bassinet skeleton, the handrail frame includes first handrail pole and second handrail pole, the one end of first handrail pole with first wheel carrier rotates to be connected, the other end of first handrail pole with the second handrail pole is connected through first pivot, locking device is including can restricting the second handrail pole is relative first handrail pole pivoted first locking mechanical system and can restrict first handrail pole is relative first wheel carrier pivoted second locking mechanical system.

According to the utility model discloses first aspect can automatic folding bassinet skeleton, first locking mechanical system includes first locking piece, first locating part and first elastic component, first locking piece rotationally set up in on the second bar, first locating part fixed set up in on the second bar, first elastic component set up in first locking piece with between the first locating part, be provided with first locking hole on the first bar, first locking piece is inserted and is located in the first locking hole.

According to the stroller frame capable of being automatically folded in the first aspect of the present invention, the second locking mechanism includes a shifting block, a second locking block, a second limiting member, a second elastic member, and a first pull rope; the shifting block is slidably arranged on the first handrail rod, the second handrail rod is provided with a guide groove arranged around the first pivot, the shifting block is provided with a shifting part extending into the guide groove, and the shifting part can change the distance between the shifting part and the first pivot when moving along the guide groove; the second locking block is slidably arranged on the first handrail rod, the second limiting part is fixedly arranged on the first handrail rod, the second elastic part is arranged between the second locking block and the second limiting part, the first wheel carrier is provided with a second locking hole, the second locking block is inserted into the second locking hole, and the first pull rope is connected with the second locking block and the shifting block.

According to the utility model discloses first aspect can automatic folding bassinet skeleton, unlocking device includes unlocking piece and second stay cord, unlocking piece slidable set up in on the second bar, the second stay cord is connected unlocking piece with first locking piece.

According to the utility model discloses a but automatic folding bassinet skeleton, the seat frame still includes the after-poppet, the after-poppet with the pedestal rotates to be connected.

According to a second aspect of the present invention, there is provided a stroller comprising an automatically foldable stroller frame as described above.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

FIG. 1 is a view showing the structure of the frame of the automatically foldable stroller of the present invention when it is unfolded;

FIG. 2 is a cross-sectional view of an embodiment of the stroller frame of the present invention that can be folded automatically;

fig. 3 is an enlarged view of a portion a in fig. 2;

fig. 4 is an enlarged view of a portion B in fig. 2;

FIG. 5 is an exploded view of an embodiment of the stroller frame of the present invention that is automatically foldable;

FIG. 6 is an exploded view of an armrest frame in an embodiment of the stroller frame of the present invention that can be automatically folded;

fig. 7 is an enlarged view of portion C of fig. 6;

fig. 8 is an enlarged view of a portion D in fig. 6;

FIG. 9 is a view showing the structure of the frame of the automatically foldable stroller of the present invention when folded;

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the terms greater than, less than, exceeding, etc. are understood to exclude the number, and the terms above, below, inside, etc. are understood to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 9, an automatically foldable stroller frame according to an embodiment of the present invention includes a frame body, a locking device, an unlocking device 30, a seat frame 40, and a connecting rod 50. The frame body has an unfolded state (shown in figure 1) and a folded state (shown in figure 9), and comprises a handrail frame 11, a first wheel frame 12 and a second wheel frame 13, wherein the handrail frame 11 is rotatably connected with the first wheel frame 12 through a first shaft member, and the first wheel frame 12 is rotatably connected with the second wheel frame 13 through a second shaft member. The locking device is arranged on the frame body, the unlocking device 30 is connected with the locking device, the frame body can be locked in an unfolded state through the locking device, and the locking device can be unlocked through the unlocking device 30, so that the frame body can be folded. The seat frame 40 includes a seat body 41 and a front frame 42, the seat body 41 is rotatably connected to the first wheel frame 12 through a third shaft member, the seat body 41 has a first connecting portion 411 and a second connecting portion 412, the front frame 42 is rotatably connected to the first connecting portion 411 through a fourth shaft member, and the front frame 42 is further rotatably connected to the second wheel frame 13 through a fifth shaft member. One end of the link 50 is rotatably connected to the handle frame 11 through a sixth shaft member, and the other end of the link 50 is rotatably connected to the second connecting portion 412 through a seventh shaft member.

As above, when the frame body is in the unfolded state, it is locked by the locking means, and the handle frame 11 cannot rotate relative to the first wheel frame 12; after the locking device is unlocked through the unlocking device 30, the armrest frame 11 can rotate relative to the first wheel frame 12, when the armrest frame 11 rotates, the first connecting rod 50 can be driven to act, and then the seat body 41 and the front frame 42 can be driven to act, the second wheel frame 13 and the first wheel frame 12 rotate in opposite directions, and the parts of the baby carriage framework can be driven to be linked through rotating the armrest frame 11, so that the automatic folding process of the baby carriage framework is realized. In the above embodiment, only one link 50 needs to be provided on one side of the stroller frame, and the number of links 50 is small, so that the structure of the stroller frame can be simplified, and the assembly can be simplified.

Referring to fig. 1 and 6, the handle frame 11 includes a first handle bar 111 and a second handle bar 112, one end of the first handle bar 111 is rotatably connected to the first wheel frame 12 through the aforementioned first axle member, and the other end of the first handle bar 111 is rotatably connected to the second handle bar 112 through a first pivot. Accordingly, the locking device comprises a first locking mechanism capable of restricting rotation of the second grab rail 112 relative to the first grab rail 111 and a second locking mechanism capable of restricting rotation of the first grab rail 111 relative to the first wheel carriage 12.

Specifically, referring to fig. 4, 6, and 8, the first locking mechanism includes a first locking block 211, a first stopper 212, and a first elastic member 213. The first locking block 211 is rotatably connected to the second grab rail 112 through an eighth shaft member, the first limiting member 212 is fixedly disposed on the second grab rail 112, the first elastic member 213 is disposed between the first locking block 211 and the first limiting member 212, the first grab rail 111 is provided with a first locking hole 214, and the first locking block 211 is inserted into the first locking hole 214, so that the second grab rail 112 is restricted from rotating relative to the first grab rail 111.

Referring to fig. 2, 3, 6 and 7, the second locking mechanism includes a toggle block 221, a second locking block 222, a second stopper 223, a second elastic member 224 and a first pull rope 225. The dial 221 is slidably disposed on the first grab bar 111, the second grab bar 112 is disposed with a guide slot 227 disposed around the first pivot, and the dial 221 has a dial 2211 extending into the guide slot 227. In one embodiment, the distance between the inner sidewall of the guide slot 227 and the first pivot varies along the clockwise direction, so that when the toggle part 2211 moves along the guide slot 227, the distance between the toggle part 2211 and the first pivot varies, and the toggle block 221 can move along the first handrail rod 111. The second locking block 222 is slidably disposed on the first grab rail 111, the second limiting member 223 is fixedly disposed on the first grab rail 111, the second elastic member 224 is disposed between the second locking block 222 and the second limiting member 223, the first wheel frame 12 is provided with a second locking hole 226, the second locking block 222 is inserted into the second locking hole 226, and the first pull rope 225 connects the second locking block 222 and the shifting block 221. By this structure, the first grab rail 111 can be restricted from rotating relative to the first wheel frame 12.

Referring to fig. 6, the unlocking device 30 includes an unlocking member 31 and a second pulling rope 32, the unlocking member 31 is slidably disposed on the second rest bar 112, and the second pulling rope 32 connects the unlocking member 31 and the first locking piece 211.

When the frame body is in the unfolded state, the first lock block 211 can be held in the state of being inserted into the first lock hole 214 by the first elastic member 213, and the second lock block 222 can be held in the state of being inserted into the second lock hole 226 by the second elastic member 224. When the locking device needs to be unlocked to fold the frame body, the unlocking piece 31 is pressed, the unlocking piece 31 drives the second pull rope 32 to move, the second pull rope 32 pulls the first locking block 211 to rotate, so that the first locking block 211 moves out of the first locking hole 214, and the first locking mechanism is unlocked; the second grab bar 112 is pushed by a human hand to rotate, the toggle block moves along the guide groove 227, the distance between the toggle part 2211 and the first pivot changes, so that the toggle block 221 and the second pull rope 32 move, the second locking block 222 is pulled by the second pull rope 32 to move, the second locking block 222 moves out of the second locking hole 226, and the second locking mechanism can be unlocked; the first grab rail 111 is rotated continuously to drive the connecting rod 50 to move, and further drive the seat body 41, the front frame 42 and the second wheel frame 13 to move, thereby realizing the automatic folding of the framework of the baby carriage.

In some embodiments, the unlocking device 30 may also have an unlocking member 31 pivotally disposed on the second grab bar 112, and when unlocking is required, the unlocking member 31 is rotated to wind the second pulling rope 32 around the unlocking member 31, so that the first locking block 211 can also be pulled to rotate by the second pulling rope 32.

In some embodiments, for the first locking mechanism, the first locking block 211 can also be slidably disposed on the second grab bar 112, i.e. the second pull rope 32 pulls the first locking block 211 to slide, so that the first locking block 211 moves out of the first locking hole 214.

In some embodiments, for the second locking mechanism, the second locking block 222 can be pivotally disposed on the first grab bar 111, and the first pull cord 225 pulls the second locking block 222 to rotate so as to move the second locking block 222 out of the second locking hole 226. The first pull rope 225 may be directly connected to the second grab rail 112, and when the second grab rail 112 rotates relative to the first grab rail 111, the first pull rope 225 may be wound around the second grab rail 112, so that the first pull rope 225 pulls the second locking block 222.

In some embodiments, the first rest bar 111 and the second rest bar 112 may be fixedly coupled, or formed as an integrated structure, that is, the first rest bar 111 and the second rest bar 112 cannot be relatively rotated, and at this time, for the locking device, the end of the first pull rope 225 may be coupled to the unlocking member 31.

Referring to fig. 1, the link 50 is formed with a bent portion so that a lateral projection of the link 50 is positioned within the lateral projection of the frame body when the frame body is in the unfolded state, so that the framework of the stroller is more beautiful.

Two first locking holes 214 are provided on the first grab rail 111, one of the first locking holes 214 corresponds to a position where the frame main body is in the unfolded state, and the other first locking hole 214 corresponds to a position where the frame main body is in the folded state. Therefore, when the frame body is in the unfolding state and the folding state, the first locking block 211 can be inserted into the first locking hole 214 to limit the action of the armrest frame 11, so that the stroller frame can be better folded together when being folded, and the armrest frame 11 can be prevented from being unfolded by itself.

Referring to fig. 1, the seat frame 40 further includes a rear frame 43, and the rear frame 43 is rotatably connected to the seat body 41 via the aforementioned third shaft member.

In some embodiments, the rear frame 43 and the seat body 41 can be rotatably connected by a ninth shaft member.

In the above embodiments, the shaft members may be pin, bolt, or rivet. The first elastic member 213 and the second elastic member 224 may be formed of an elastic structure such as a spring or a rubber pad.

The utility model also discloses a children's shallow, it is including sitting pocket (not shown in the figure) and foretell bassinet skeleton that can fold automatically. Specifically, the seat bag is mounted on a seat frame 40. The front portion of the sitting bag may be connected to the front frame 42, the rear portion of the sitting bag may be connected to the rear frame 43, and the rear frame 43 may be rotated with respect to the front frame 42 to facilitate adjustment of the pitch angle of the rear portion of the sitting bag, so as to facilitate adjustment of the sleeping and sitting postures of the infant. When the stroller is folded, the rear frame 43 can be rotated by hands, so that the rear frame 43 can be folded.

As described above, after the unlocking member 31 is pressed, the entire stroller can be automatically folded by pushing the armrest frame 11, and the stroller frame and the stroller can be automatically folded without the need of manually folding the parts of the stroller in sequence by a user, so that the use of the user is facilitated.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (7)

1. But automatic folding bassinet skeleton, its characterized in that includes:

the frame main body is provided with an unfolding state and a folding state and comprises a handrail frame, a first wheel frame and a second wheel frame, wherein the handrail frame is rotationally connected with the first wheel frame, and the first wheel frame is rotationally connected with the second wheel frame;

a locking device which can lock the frame main body in an unfolded state, the locking device being provided on the frame main body;

the unlocking device is connected with the locking device;

the seat frame comprises a seat body and a front frame, the seat body is rotatably connected with the first wheel carrier, the seat body is provided with a first connecting part and a second connecting part, and the front frame is respectively rotatably connected with the first connecting part and the second wheel carrier;

one end of the connecting rod is rotatably connected with the armrest frame, and the other end of the connecting rod is rotatably connected with the second connecting part.

2. The frame for children's vehicle capable of being folded automatically as claimed in claim 1, wherein the armrest frame comprises a first armrest rod and a second armrest rod, one end of the first armrest rod is rotatably connected to the first wheel frame, the other end of the first armrest rod is rotatably connected to the second armrest rod via a first pivot, the locking device comprises a first locking mechanism capable of limiting the rotation of the second armrest rod relative to the first armrest rod and a second locking mechanism capable of limiting the rotation of the first armrest rod relative to the first wheel frame.

3. The framework of an automatically foldable baby carriage according to claim 2, wherein the first locking mechanism comprises a first locking block, a first limiting member and a first elastic member, the first locking block is rotatably disposed on the second grab rail, the first limiting member is fixedly disposed on the second grab rail, the first elastic member is disposed between the first locking block and the first limiting member, the first grab rail is provided with a first locking hole, and the first locking block is inserted into the first locking hole.

4. The automatically collapsible stroller frame according to claim 2 or 3, wherein the second locking mechanism comprises a toggle block, a second locking block, a second limiting member, a second elastic member, and a first pull cord;

the shifting block is slidably arranged on the first handrail rod, the second handrail rod is provided with a guide groove arranged around the first pivot, the shifting block is provided with a shifting part extending into the guide groove, and the shifting part can change the distance between the shifting part and the first pivot when moving along the guide groove;

the second locking block is slidably arranged on the first handrail rod, the second limiting part is fixedly arranged on the first handrail rod, the second elastic part is arranged between the second locking block and the second limiting part, the first wheel carrier is provided with a second locking hole, the second locking block is inserted into the second locking hole, and the first pull rope is connected with the second locking block and the shifting block.

5. The automatically collapsible stroller frame according to claim 3, wherein the unlocking means comprises an unlocking member slidably disposed on the second grab bar and a second pull cord connecting the unlocking member and the first locking piece.

6. The automatically collapsible stroller frame of claim 1, wherein said seat frame further comprises a rear frame, said rear frame being pivotally connected to said seat body.

7. Child stroller, characterized in that it comprises an automatically collapsible stroller frame according to any of claims 1 to 6.

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