CN217892967U - Children's shallow and be used for connecting its seat pocket subassembly and coupling mechanism of frame - Google Patents

Abstract

The utility model relates to a children's shallow and be used for connecting its seat pocket subassembly and coupling mechanism of frame. The connecting mechanism comprises a connecting piece and a supporting piece which are used for connecting the frame, one end of the supporting piece is rotationally connected with the connecting piece, the other end of the supporting piece is rotationally connected with the seat pocket assembly, the seat pocket assembly has a first state and a second state relative to the frame, when the seat pocket assembly is in the first state, the seat pocket assembly has a first height relative to the frame, when the seat pocket assembly is in the second state, the seat pocket assembly has a second height relative to the frame, and the second height is higher than the first height. The utility model discloses be connected to seat pocket subassembly and frame provides novel connected mode, can realize the switching-over of seat pocket subassembly and to the folding of frame, simple structure, convenient operation.

Description

Children's shallow and be used for connecting its seat pocket subassembly and coupling mechanism of frame

Technical Field

The utility model relates to a children's shallow and be used for connecting its seat pocket subassembly and coupling mechanism of frame.

Background

In the prior art, the stroller is generally provided in a foldable form for convenient carrying, transportation and storage. Meanwhile, a plurality of trolleys are arranged to be the seat pocket assembly which can face forwards or backwards, so that children can face forwards or adults facing the trolleys. The foldable stroller and the seat pocket reversing require the seat pocket assembly to move in different directions relative to the frame, and meanwhile, the size of the stroller is not too large, so that the design is difficult.

Disclosure of Invention

The utility model discloses a first purpose provides a new connected mode of seat pocket subassembly and frame helps realizing the switching-over of seat pocket subassembly.

A second object of the present invention is to provide a new stroller.

For solving the above technical problem, the utility model discloses a technical scheme as follows:

the utility model provides a coupling mechanism for connecting seat pocket subassembly and frame of children's shallow, coupling mechanism is including connecting piece, the support piece that is used for connecting the frame, support piece one end with the connecting piece rotates to be connected, another tip with seat pocket subassembly rotates to be connected, seat pocket subassembly for the frame has first state and second state, and when being in the first state, the relative frame of seat pocket subassembly has first height, and when being in the second state, seat pocket subassembly has the second height for the frame, the second height is higher than first height.

Preferably, in the first state, the lower portion of the seat pocket assembly has a first distance in the front-rear direction from the vehicle frame, and in the second state, the lower portion of the seat pocket assembly has a second distance in the front-rear direction from the vehicle frame, the second distance being greater than the first distance.

Preferably, in the first state, the supporting part extends along a horizontal direction, and an included angle between the extending direction and the horizontal direction is less than or equal to 20 degrees; in the second state, the supporting piece extends along the vertical direction approximately, namely the included angle between the extending direction of the supporting piece and the vertical direction is less than or equal to 20 degrees.

Preferably, the connecting piece includes the base that is located seat pocket subassembly below and the connecting portion that are fixed in the base rear portion, and connecting portion and frame rotate or sliding connection, support piece one end with the base rotates to be connected during the first state, seat pocket subassembly press locate on the base during the second state, seat pocket subassembly with the base separation.

Further preferably, the one end of the support is connected to a front portion of the base.

Preferably, the seat pocket subassembly includes seat body and roating seat, the seat body with rotate between the roating seat and connect and the axis of rotation axis line of the two extends along upper and lower direction, support piece another tip with the roating seat rotates to be connected, support piece with the connecting piece the axis of rotation axis line between the roating seat respectively along the left and right direction level extension of shallow, through the seat body for the roating seat rotates, can make the seat pocket subassembly switch between the user state towards children's shallow the place ahead and the user state towards children's shallow rear.

The utility model discloses a further technical scheme as follows:

the utility model provides a children's shallow, children's shallow has expansion state and fold condition, children's shallow include the frame, set up in the front wheel subassembly and rear wheel subassembly, the seat pocket subassembly of the bottom of frame, be used for locking children's shallow in expansion state's locking mechanical system, especially, the seat pocket subassembly passes through coupling mechanism and connected to the frame.

Preferably, seat pocket subassembly includes seat body and roating seat, the seat body with rotate between the roating seat and connect and the axis of rotation axis line of the two extends along upper and lower direction, support piece another tip with the roating seat rotates to be connected, support piece with the connecting piece the axis of rotation axis line between the roating seat respectively along the left and right direction level extension of shallow, through the seat body for the roating seat rotates, can make seat pocket subassembly switch between user state towards children's shallow the place ahead and the user state towards children's shallow rear.

In some preferred embodiments, in the first state, rotation between the seat body and the swivel is limited by the frame; in the second state, the seat body and the rotating seat can rotate relatively.

In some preferred embodiments, the connecting member is rotatably connected to the frame, the seat body has an unfolded state and a folded state, the seat body includes a seat plate, a back rest lever, a grab bar, and a front stopper, the back rest lever is rotatably connected to a rear portion of the seat plate and extends in an up-down direction, an upper end and a lower end of the front stopper are rotatably connected to the grab bar and a front portion of the seat plate, respectively, a rear portion of the grab bar is rotatably connected to the back rest lever, the seat plate extends in a horizontal direction and is pressed against the connecting member when the seat pocket body is in the unfolded state, and a seating space for seating a child is defined between the seat plate, the back rest lever, the grab bar, and the front stopper; when the seat body is switched from the unfolded state to the folded state, the connecting piece rotates backwards to be close to the frame, and the seat board, the front blocking piece, the grab bar and the backrest bar are sequentially driven to rotate towards the frame to be folded.

Still further preferably, the frame comprises a front bracket, a rear bracket and a push rod frame, and the push rod frame comprises an upper push rod frame and a lower push rod frame which is rotatably connected with the upper push rod frame; two of the front support, the rear support and the lower push rod support are rotationally connected, and the third one of the front support, the rear support and the lower push rod support is rotationally connected with one of the two, or the front support, the rear support and the lower push rod support are rotationally connected with a pivot shaft;

the connecting piece with the upper push rod frame rotates to be connected, just seat pocket subassembly with the junction of upper push rod frame is located the upper push rod frame with the below of the junction of lower push rod frame.

Because of the implementation of above technical scheme, the utility model discloses compare with prior art and have following advantage:

the utility model discloses be connected to seat pocket subassembly and frame provides novel connected mode, helps realizing the switching-over of seat pocket subassembly with the help of this novel connected mode.

Drawings

Fig. 1 is a schematic perspective view of a seat pocket assembly facing forward and in a first state according to an embodiment of the present invention;

FIG. 2 is a left side view of FIG. 1;

fig. 3 is a schematic longitudinal sectional structure view of the seat pocket assembly in the process of converting from the first state to the second state according to the embodiment of the present invention;

FIG. 4 is a left side view of FIG. 3;

fig. 5 is a schematic longitudinal sectional view of the seat pocket assembly facing forward and in a second state according to an embodiment of the present invention;

FIG. 6 is a left side view of FIG. 5;

FIG. 7 is a perspective view corresponding to FIG. 5;

fig. 8 is a schematic longitudinal sectional structure view of the seat pocket assembly in the second state and during the reversing process according to the embodiment of the present invention;

fig. 9 is a schematic longitudinal sectional view of the seat pocket assembly in the second state, with the seat pocket assembly facing rearward in the embodiment of the present invention;

FIG. 10 is a left side view of FIG. 9;

fig. 11 is a schematic longitudinal sectional view of the seat pocket assembly in the first state, with the seat pocket assembly facing rearward in the embodiment of the present invention;

FIG. 12 is a left side view of FIG. 11;

fig. 13 is an exploded view of a seat pocket assembly and a connection mechanism according to an embodiment of the present invention;

fig. 14 is a left side view of the stroller in an embodiment of the present invention, with the seat pocket assembly and frame in an expanded state;

fig. 15 is a left side view of the stroller in an embodiment of the present invention, wherein the seat pocket assembly is in the folded position and the frame is in the unfolded position;

fig. 16 is a left side view of the stroller in an embodiment of the present invention, with the seat pocket assembly in a folded position and the frame in the process of being folded;

fig. 17 is a left side view of the stroller in an embodiment of the present invention, wherein the seat pocket assembly and the frame are both folded;

wherein:

1-a vehicle frame; 10-a front support; 10 a-anterior struts; 10 b-a bottom bar; 11-rear support; 12-upper push rod frame; 13-lower push rod rack;

2-seat pocket assembly; 20-a seat body; 20 a-a seat plate; 20 b-grab rail; 20 c-a back rest bar; 20 d-front stop; 20e, pedaling; 21-a rotating base; 3-a front wheel assembly; 4-a rear wheel assembly;

5-a connection mechanism; 50-a connector; 50 a-a base; 50 b-a connecting part; 51-a support; 6-locking unit.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and preferred embodiments of the invention. In the following embodiments, it is noted that the terms "front", "rear", "upper" and "lower" are used in the sense that the stroller is in a normal use position (the seat pocket assembly is facing forward as shown in fig. 14). The term "front" corresponds to the left side of fig. 14 and the term "rear" corresponds to the right side of fig. 14. The orientation described in the present invention is only for convenience of describing the relative positional relationship between the different components, and does not indicate or imply that the orientation of the device or element referred to must be the specific orientation described, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 14, the present embodiment provides a connecting mechanism 5 for connecting a frame 1 of a stroller and a seat bag assembly 2. Referring to fig. 2 to 7, the connecting mechanism 5 mainly includes a connecting member 50 for connecting the frame 1, and a support member 51. The link 50 further includes a base 50a positioned below the seat pocket assembly 2 and a link portion 50b fixed to the rear of the base 50 a. One end of the support member 51 is rotatably connected to the front portion of the base 50a, and the other end is rotatably connected to the seat pocket assembly 2. The connecting portion 50b is used for connection with the vehicle frame 1. A rotation axis line between the support member 51 and the base 50a, and a rotation axis line between the support member 51 and the seat pocket assembly 2 are horizontally extended along the left-right direction of the cart, respectively. When the supporting member 51 is rotated relative to the seat pocket assembly 2 and the base 50a, the supporting member 51 brings the seat pocket assembly 2 to change its position relative to the base 50 a. As shown in fig. 1-2 and 5-6, the seat pocket assembly 2 has at least a first state and a second state with respect to the vehicle frame 1, and when in the first state, the support member 51 extends substantially in a horizontal direction and is accommodated in the base 50a, and the seat pocket assembly 2 is pressed against the base 50a, at this time, the seat pocket assembly 2 has a first height with respect to the vehicle frame 1, and a lower portion of the seat pocket assembly 2 has a first distance in a front-rear direction with respect to the vehicle frame 1; when in the second state, the support member 51 extends substantially in the vertical direction to brace the seat pocket assembly 2 away from the base 50a, at which time the seat pocket assembly 2 has a second height with respect to the vehicle frame 1 while its lower portion has a second distance in the front-rear direction with respect to the vehicle frame 1. As can be seen from a comparison of fig. 2 and 6, the second height is significantly higher than the first height, and the second distance is significantly greater than the first distance, so that the seat pocket assembly 2 is higher and more forward than the vehicle frame in the first state in the second state, and the seat pocket assembly 2 can be conveniently operated to perform operations such as steering without being interfered by the vehicle frame 1.

As shown in fig. 1 to 13, the seat pocket assembly 2 includes a seat body 20 and a rotary seat 21, and the seat body 20 and the rotary seat 21 are rotatably connected with each other with their rotation axes extending in a vertical direction. The other end of the supporting member 51 in the connecting mechanism 5 is rotatably connected to the rotary base 21, and the connecting portion 50b in the connecting mechanism 5 is rotatably connected to the frame 1. By rotating the seat body 20 relative to the rotary seat 21, the seat pocket assembly 2 can be switched between a use state toward the front of the stroller and a use state toward the rear of the stroller. Referring to fig. 1-2, when the support member is in the first state, there is interference between the seat pocket assembly and the frame 1, and the rotation between the seat body 20 and the rotary seat 21 is limited; referring to fig. 5 to 6, when the support member is in the second state, the seat body 20 is not interfered in rotation and thus can be horizontally rotated with respect to the swivel base 21 and the vehicle frame 1 to change the direction of use.

In another embodiment of the present invention, as shown in fig. 14-17, there is provided a stroller having an unfolded state and a folded state, and specifically including a frame 1, a seat pocket assembly 2, a front wheel assembly 3 and a rear wheel assembly 4, and a locking mechanism for locking the stroller in the unfolded state. The frame 1 and the seat pocket assembly 2 are foldable themselves, respectively, and the seat pocket assembly 2 can be folded in relative to the frame 1. The seat pocket assembly 2 is connected to the vehicle frame 1 specifically by the connection mechanism of the above embodiment, and as described above, the seat pocket assembly 2 includes the seat body 20 and the swivel seat 21, and the seat body 20 can be horizontally swiveled with respect to the swivel seat 21 and the vehicle frame 1 to change the direction of use.

Further, the seat body 20 has an unfolded state and a folded state, and the seat body 20 includes a seat plate 20a, a grab bar 20b, a back bar 20c, a front stopper 20d, and a footrest 20e. The back lever 20c is rotatably connected to the rear portion of the seat plate 20a and extends in the vertical direction, the rear portion of the grab bar 20b is rotatably connected to the back lever 20c, the upper and lower end portions of the front stopper 20d are rotatably connected to the grab bar 20b and the front portion of the seat plate 20a, respectively, and the upper portion of the pedal 20e is rotatably connected to the front portion of the seat plate 20 a. When the seat bag body 20 is in the unfolded state, the seat plate 20a extends substantially in the horizontal direction and is pressed against the base 50a, the seat plate 20a, the back rest lever 20c, the grab bar 20b, and the front stopper 20d define a seating space for a child to sit therein, and the foothold 20e extends obliquely upward from front to rear as a whole; when the seat body 20 needs to be switched from the unfolded state to the folded state, after the locking is released, the pedal 20e is rotated upward to lift the base 50a, so that the base 50a and the connecting portion 50a rotate backward together to approach the frame 1, and the seat plate 20a, the front stopper 20d, the grab bar 20b, and the back bar 20c are sequentially brought close to each other and rotated toward the frame 1.

Further, referring to fig. 14 to 17, the frame 1 includes a front bracket 10, a rear bracket 11, and a push rod bracket, wherein: wherein, the front bracket 10 further includes a front rod 10a extending in the up-down direction and a bottom rod 10b connected to a lower end portion of the front rod 10a, and a set of front wheel assemblies 3 are respectively connected to both end portions of the bottom rod 10 b. Two rear brackets 11 are respectively positioned at the left and right sides of the cart and extend along the up-down direction, and the lower ends of the two rear brackets 11 are respectively connected with a group of rear wheel assemblies 4. The push rod frame includes an upper push rod frame 12 and a lower push rod frame 13. In the embodiment shown in fig. 14 to 17, the upper end portions of the front struts 10a, the upper end portions of the two rear brackets 11, and the lower end portion of the lower strut holder 13 are rotatably connected to a first rotating shaft. The lower non-end part of the upper push rod frame 12 is rotatably connected with the lower push rod frame 13 through a second rotating shaft, and the lower end part of the upper push rod frame 12 is rotatably connected with the connecting part 50b of the connecting mechanism 5 through a third rotating shaft. In the unfolded state, the length extension directions of the front support rod 10a, the lower push rod frame 13 and the upper push rod frame 12 are consistent, and the outline of the whole frame is smooth and concise. When the folding is carried out, the upper push rod frame 12 rotates downwards relative to the lower push rod frame 13 to close, the lower push rod frame 13 rotates relative to the front support 10 to close, and the front support 10 and the two rear supports 11 rotate mutually to close.

Further, the locking mechanism includes a locking means for locking the frame 1 itself, a locking means for locking the seat pocket assembly 2 itself, and a locking means for locking the seat pocket assembly 2 relative to the frame 1. The locking device for locking the seat bag assembly 2 itself further comprises two locking units, one being a locking unit 6 provided between the seat plate 20a and the back lever 20c for locking the different parts of the seat bag assembly 2 relatively to each other so as to be in the unfolded state, as seen in fig. 1, provided between the rear portion of the seat plate 20a and the lower portion of the back lever 20c, adopting a conventional electric bell locking mechanism; and the other is provided between the seat body 20 and the rotary seat 21 for restricting the rotation of the seat body 20. Generally, a locking device or a locking unit between two components includes a locking member (e.g., a latch, a rack, etc.) movably (e.g., rotatably or slidably) disposed on one of the two components, an engaging member (e.g., a locking groove, a spline, a locking hole, etc.) disposed on the other component, and an elastic member (e.g., a spring, an elastic piece, etc.). The locking is achieved by the locking member engaging the mating member and the unlocking is achieved by the locking member being separated from the mating member, while the resilient member is used to bias the locking device into the locked state. The specific locking device or locking unit can be set by adopting a conventional mode in the field or referring to the locking device arranged on the existing cart structure, and is not particularly limited, and the detailed description is omitted.

As shown in fig. 14 to 17, the stroller according to the present embodiment has a novel and stable overall shape when the stroller is in the unfolded state. When the orientation of the seat pocket assembly 2 needs to be changed, the step 20e can be turned upwards and the corresponding locking unit can be unlocked, then the seat pocket assembly 2 is pulled to be switched to the second state, then the seat pocket assembly 2 is horizontally rotated by 180 degrees, and after the seat pocket assembly 2 faces to the other direction, the seat pocket assembly 2 is pressed downwards to be switched to the first state, and at the moment, the step 20e can be turned downwards for children to sit. When the cart needs to be folded, the locking device is unlocked, then the seat bag assembly 2 is pulled to rotate backwards to be close to the upper push rod frame 12, the upper push rod frame 12 is rotated downwards to be close to the lower push rod frame 13, the lower push rod frame 13 is rotated forwards and downwards to be close to the front support 10, the front support 10 and the rear support 11 are rotated mutually to be close, folding is finished, and folding operation is convenient. As shown in fig. 17, when the child stroller is folded, the seat pocket assembly 2, the upper push rod frame 12, the lower push rod frame 13, the front frame 10, and the rear frame 11 are sequentially drawn from front to rear, and are very flat after being folded, and the folded stroller has a small and regular folding volume.

Therefore, the novel connecting mechanism is adopted, and the reversing of the seat pocket assembly can be conveniently realized on the premise of not increasing the volume of the trolley. Simultaneously, combine novel frame design, wholly provide simple structure, folding convenient operation, folding small children's shallow.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (11)

1. The utility model provides a coupling mechanism for connecting seat pocket subassembly and frame of children's shallow which characterized in that: the connecting mechanism comprises a connecting piece and a supporting piece which are used for connecting the frame, one end of the supporting piece is connected with the connecting piece in a rotating mode, the other end of the supporting piece is connected with the seat pocket component in a rotating mode, the seat pocket component is in a first state and a second state relative to the frame, when the seat pocket component is in the first state, the seat pocket component is opposite to the frame and has a first height, and when the seat pocket component is in the second state, the seat pocket component is in a second height relative to the frame, and the second height is higher than the first height.

2. A connection mechanism for connecting a seat pocket assembly of a stroller with a frame according to claim 1, wherein: when the seat bag assembly is in the first state, a first distance is formed between the lower portion of the seat bag assembly and the frame in the front-rear direction, and when the seat bag assembly is in the second state, a second distance is formed between the lower portion of the seat bag assembly and the frame in the front-rear direction, wherein the second distance is larger than the first distance.

3. A connection mechanism for connecting a seat pocket assembly of a stroller with a frame according to claim 1, wherein: when the support piece is in the first state, the support piece extends along the horizontal direction approximately, and the included angle between the extending direction and the horizontal direction is less than or equal to 20 degrees; in the second state, the supporting piece extends along the vertical direction approximately, and the included angle between the extending direction of the supporting piece and the vertical direction is less than or equal to 20 degrees.

4. A connection mechanism for connecting a seat pocket assembly of a stroller with a frame according to any one of claims 1 to 3, wherein: the connecting piece is including being located base pocket subassembly below with be fixed in the connecting portion at base rear portion, connecting portion with frame rotation or sliding connection, support piece a tip with the base rotates to be connected during the first state, seat pocket subassembly press locate on the base during the second state, seat pocket subassembly with the base separation.

5. A connection mechanism for connecting a seat pocket assembly of a stroller with a frame according to claim 4, wherein: the one end of the support is connected to a front of the base.

6. A connection mechanism for connecting a seat pocket assembly of a stroller with a frame according to claim 1, wherein: seat pocket subassembly includes seat body and roating seat, the seat body with rotate between the roating seat and connect and the rotation axis lead of the two extend along upper and lower direction, support piece another tip with the roating seat rotates to be connected, support piece with the connecting piece rotation axis lead between the roating seat extends along the left and right sides direction level of shallow respectively, through the seat body for the roating seat rotates, can make seat pocket subassembly switches between the user state towards children's shallow the place ahead and the user state towards children's shallow rear.

7. The utility model provides a children's shallow, children's shallow has expansion state and fold condition, children's shallow include the frame, set up in the front wheel subassembly and rear wheel subassembly, the seat pocket subassembly of the bottom of frame, be used for locking children's shallow in the locking mechanical system of expansion state, its characterized in that: the seat pocket assembly is connected to the frame by a connection mechanism according to any one of claims 1 to 5.

8. The stroller of claim 7, wherein: seat pocket subassembly includes seat body and roating seat, the seat body with rotate between the roating seat and connect and the rotation axis lead of the two extend along upper and lower direction, support piece another tip with the roating seat rotates to be connected, support piece with the connecting piece rotation axis lead between the roating seat extends along the left and right sides direction level of shallow respectively, through the seat body for the roating seat rotates, can make seat pocket subassembly switches between user state towards children's shallow the place ahead and the user state towards children's shallow rear.

9. The stroller of claim 8, wherein: in the first state, rotation between the seat body and the swivel is restricted by the frame; in the second state, the seat body and the rotating seat can rotate relatively.

10. The stroller of claim 8 or 9, wherein: the seat bag comprises a frame, a connecting piece, a seat body and a front baffle piece, wherein the connecting piece is rotationally connected with the frame, the seat body has an unfolded state and a folded state, the seat body comprises a seat board, a back rest rod, a grab bar and the front baffle piece, the back rest rod is rotationally connected with the rear part of the seat board and extends along the vertical direction, the upper end part and the lower end part of the front baffle piece are respectively rotationally connected with the grab bar and the front part of the seat board, the rear part of the grab bar is rotationally connected with the back rest rod, when the seat bag body is in the unfolded state, the seat board extends along the horizontal direction and is pressed on the connecting piece, and a sitting space for children to sit is defined among the seat board, the back rest rod, the grab bar and the front baffle piece; when the seat body is switched from the unfolded state to the folded state, the connecting piece rotates backwards to be close to the frame, and the seat board, the front blocking piece, the grab bar and the backrest bar are sequentially driven to rotate towards the frame to be folded.

11. The stroller of claim 10, wherein: the frame comprises a front bracket, a rear bracket and a push rod frame, wherein the push rod frame comprises an upper push rod frame and a lower push rod frame which is rotationally connected with the upper push rod frame; two of the front support, the rear support and the lower push rod support are rotationally connected, and the third one of the front support, the rear support and the lower push rod support is rotationally connected with one of the two, or the front support, the rear support and the lower push rod support are rotationally connected with a pivot shaft;

the connecting piece with the upper push rod frame is connected with rotating, just the seat pocket subassembly with the junction of upper push rod frame is located the upper push rod frame with the below of the junction of lower push rod frame.

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