CN215851427U

CN215851427U - Foldable child's carriage seat

Info

Publication number: CN215851427U
Application number: CN202120662509.8U
Authority: CN
Inventors: 周慧军; 马聪泉; 赵国松
Original assignee: Shaoxing Shangyu Rixing Hardware Products Co Ltd
Current assignee: Shaoxing Shangyu Rixing Hardware Products Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2022-02-18
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a baby carriage seat capable of being interlocked and folded, which is detachably connected to a frame, and comprises: the seat plate is provided with a length direction and a width direction, wherein lugs are arranged on two sides in the width direction; the backrest is rotationally matched with the lug and has an unfolding state and a folding state relative to the seat board; the adapter is used for mounting the baby carriage seat on the frame, the adapter is rotatably connected with the lug, the seat plate and the backrest can rotate relative to the adapter around a first rotation axis in a backrest folding state, and a first locking mechanism for limiting the relative rotation of the adapter and the lug is arranged between the adapter and the lug; the armrest is rotatably mounted on the lug around a second rotation axis, a second locking mechanism for limiting the relative rotation of the armrest and the lug is arranged between the armrest and the lug, and the second locking mechanism is unlocked when the seat plate and the backrest rotate relative to the adapter. The backrest and the armrests can be folded by one hand to close the seat board, the folding of the seat is completed, and the operation is convenient.

Description

Foldable child's carriage seat

Technical Field

The application relates to the technical field of child carriers, in particular to a linkage folding child car seat.

Background

The stroller seat is used to be mounted on a frame for seating a child, and the existing stroller with the stroller seat is generally foldable for easy storage and carrying.

The stroller seat generally includes a seat plate, a backrest and armrests, and the rotation and folding among the seat plate, the backrest and the armrests requires step-by-step operation, for example, the operation is complicated by rotating the foldable armrests and then rotating the foldable backrest. And some seats need to be detached from the frame independently and then folded, so that the seats need to be rotated and folded by matching of two hands, and the problem of troublesome operation also exists. The complexity of folding operation of the baby carriage seat needs to be solved.

SUMMERY OF THE UTILITY MODEL

The application provides a but interlock folding bassinet seat has realized that the one hand can accomplish folding operation between back, handrail and the bedplate, has improved the convenience in use.

But folding bassinet seat of interlock, detachably connect on the frame, the bassinet seat includes:

a seat plate having a length direction and a width direction, wherein both sides in the width direction are provided with lugs;

the backrest is rotationally matched with the lugs and has an unfolded state and a folded state relative to the seat board;

the adapter is used for mounting the baby carriage seat on the frame, the adapter is rotatably connected with the lug, the seat plate and the backrest can rotate relative to the adapter around a first rotation axis in a backrest folding state, and a first locking mechanism for limiting the relative rotation of the adapter and the lug is arranged between the adapter and the lug;

the armrest is rotatably arranged on the lug around a second rotating axis, and a second locking mechanism for limiting the relative rotation of the armrest and the lug is arranged between the armrest and the lug; and unlocking the second locking mechanism during rotation of the seat plate and the backrest relative to the adapter.

Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.

Optionally, the backrest is located at the inner side of the lug, the adapter is located at the outer side of the lug, and the backrest, the lug and the adapter are coaxially connected.

Optionally, the second locking mechanism comprises:

the ratchet wheel is slidably arranged between the lug and the handrail and can slide along a second rotation axis;

the first locking groove is arranged on the armrest and is matched with the outer edge of the ratchet wheel;

and the second locking groove is arranged on the lug and is matched with the outer edge of the ratchet wheel.

Optionally, a release member is included, slidably mounted on the lug, for driving the ratchet wheel to slide along the second axis of rotation.

Optionally, a protrusion is arranged on one side of the unlocking piece opposite to the ratchet wheel, a groove matched with the protrusion is arranged on the ratchet wheel, and a first inclined plane of interaction is arranged between the groove and the protrusion.

Optionally, the locking device comprises a transmission member for triggering the release member, the transmission member is slidably mounted on the lug, one end of the transmission member abuts against the edge of the adapter, and the transmission member is pressed by the adapter to slide during the rotation of the seat plate relative to the adapter.

Optionally, the edge of the adapter is provided with an open slot, and the end portions of the open slot and the transmission member are provided with second inclined planes which interact with each other.

Optionally, the release is located inside the lug and the drive member is located outside the lug.

Optionally, two guide ribs are arranged on the outer side of the lug, and two guide ribs form a guide groove for the driving member to slide.

Optionally, one end of the guide rib close to the adapter is provided with a bending section, and the bending section is in clearance fit with the outer edge of the adapter.

The utility model provides a but back rotates folding in-process in the folding bassinet seat of interlock, unblock first locking mechanical system for bedplate and back rotate in step, and trigger unblock second locking mechanical system, make the handrail can the free rotation, under the further rotation of back, lean on the handrail and draw close it to rotate in the bedplate, whole process singlehanded can accomplish the operation, and is convenient quick.

Drawings

FIG. 1 is a perspective view of a stroller seat according to an embodiment of the present application mounted to a frame;

FIG. 2 is a perspective view of the stroller seat of one embodiment of the present application shown removed from the frame;

FIG. 3 is a structural view of a stroller seat during folding according to an embodiment of the present application;

FIG. 4 is a perspective view of the stroller seat shown in a folded position according to an embodiment of the present application;

FIG. 5 is a perspective view of the stroller of one embodiment of the present application shown in a collapsed position with a stroller seat installed;

FIG. 6 is a perspective view of a stroller seat according to an embodiment of the present application;

FIG. 7 is a perspective view of a stroller seat according to an embodiment of the present application during folding;

FIG. 8 is a perspective view of the stroller seat shown in a collapsed state according to an embodiment of the present application;

FIG. 9 is an enlarged view of portion A of FIG. 6;

FIG. 10 is an enlarged view of portion B of FIG. 7;

FIG. 11 is an exploded view of a stroller seat in accordance with an embodiment of the present application at an armrest;

FIG. 12 is an exploded view of FIG. 11 from another perspective;

FIG. 13 is a perspective view of a transmission in the stroller seat of an embodiment of the present application;

FIG. 14 is a perspective view of a release in the stroller seat according to one embodiment of the present application;

FIG. 15 is a perspective view of a ratchet wheel in the stroller seat according to an embodiment of the present application.

The reference numerals in the figures are illustrated as follows:

1. a frame; 2. a seat;

21. a seat plate; 211. a lug; 214. a guide rib; 215. a guide groove; 216. a curved section;

22. an adapter; 223. an open slot;

23. a backrest; 25. a handrail; 251. a ratchet wheel; 2511. a groove;

252. a first locking groove; 253. a second locking groove; 254. a release member; 2541. a bump;

2542. a first inclined plane;

255. a transmission member; 256. a second inclined plane.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In this application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any particular order or number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1-8, the present application provides a stroller seat that is removably attachable to a frame 1. The seat 2 comprises a seat plate 21, an adapter 22 and a backrest 23, wherein the seat plate 21 is used for a child to sit on, the seat plate 21 is rectangular and can be a whole plate with a length direction and a width direction, or the two side plates are connected through a cross rod, the seat plate 21 is provided with a bearing surface, and lugs 211 extend upwards from the two sides of the bearing surface in the width direction. The adapter 22 is used to mount the seat 2 to the frame 1 and is rotatably connected to the lug 211, the axis of the rotatable engagement being the first axis of rotation. The backrest 23 is rotatably matched with the lug 211 and can rotate around a first rotating axis to be far away from the seat plate 21 to change the inclination angle of the backrest relative to the seat plate 21, adjust the comfort of the backrest or rotate to be close to the seat plate 21 for folding operation. The specific folding process is as follows: a first locking mechanism for limiting the relative rotation of the adapter 22 and the seat plate 21 is arranged between the adapter 22 and the seat plate 21, after the backrest 23 rotates and closes for a certain angle, the first locking mechanism is triggered to be unlocked, and the backrest 23 and the seat plate 21 synchronously rotate relative to the adapter 22 until the folding is completed.

The armrest 25 is rotatably mounted on the lug 211 around a second rotation axis, and is supported by both hands of a child in an unfolded state, a second locking mechanism for limiting the relative rotation between the armrest 25 and the lug 211 is arranged between the armrest 25 and the lug 211, the armrest 25 and the lug 211 are relatively fixed in a locked state, and the armrest 25 can freely rotate relative to the lug 211 in a unlocked state. During the rotation of seat plate 21 and backrest 23 relative to adapter 22, the unlocking of the second locking mechanism is triggered, and backrest 23 continues to rotate, abuts against armrest 25 and synchronously rotates to close seat plate 21, thus completing the folding of seat 2.

The utility model provides a bassinet seat, be provided with first locking mechanical system between lug and the adapter, set up second locking mechanical system between lug and the handrail, the one hand draws close the in-process of bedplate with the back in the rotation, trigger the first locking mechanical system of unblock, and then it is folding together to drive the bedplate, trigger unblock second locking mechanical system immediately, the back continues to rotate, support and lean on the handrail and rotate in step and draw close the bedplate, whole process interlock each other, the folding of seat can be accomplished to the one hand, it is more simple and convenient to operate. And the seat can also be dismantled after folding, according to the user demand, has provided and has broken away from the frame and carry out the mode of accomodating alone, and is more humanized.

Referring to fig. 9 to 12, in one embodiment, the backrest 23 is located inside the lug 211, the adaptor 22 is located outside the lug 211, the three are coaxially connected, the adaptor 22 on the outer side is conveniently connected and fixed with the frame 1, and the backrest 23 on the inner side makes the seat plate 21 wider and more comfortable to sit.

In one embodiment, the second locking mechanism includes a ratchet 251 slidably mounted between the lug 211 and the armrest 25, a first locking groove 252 disposed on the armrest 25 and conforming to an outer edge of the ratchet, and a second locking groove 253 disposed on the lug 211 and conforming to an outer edge of the ratchet. Ratchet 251 is slidable along the second axis of rotation between two locking grooves in a locked state, in which armrest 25 is fixed relative to seat plate 21, and one of the locking grooves in an unlocked state, in which ratchet 251 exits, allowing armrest 25 to rotate about the second axis of rotation. A spring is provided in the armrest 25 or the lug 211 against the ratchet 251 so that the ratchet 251 is in a locked state.

In one embodiment, the seat 2 includes a release 254 slidably mounted on the lug 211 for slidably driving the ratchet 251 along the second rotation axis, wherein the release 254 is triggered by the rotation of the seat plate 21 to displace and unlock the second locking mechanism. The release 254 and the ratchet 251 are provided with a mutually matching structure for transmitting and changing different sliding directions therebetween.

Referring to fig. 9 to 15, in one embodiment, a protrusion 2541 is disposed on a side of the release member 254 opposite to the ratchet 251, a groove 2511 is disposed on the ratchet 251 and is matched with the protrusion 2541, and a first inclined surface 2542 is disposed between the groove 2511 and the protrusion 2541, so that when the release member 254 slides, the first inclined surface 2542 of the protrusion 2541 presses the first inclined surface 2542 of the groove 2511 to push the ratchet 251 to slide and exit the second locking groove 253, thereby unlocking the second locking mechanism. In the preferred embodiment, there are two projections 2541 and the two projections are equally spaced about the second axis of rotation, and the recess 2511 corresponds to the projections 2541, so that the ratchet 251 slides more stably and the overall folding is smoother.

In one embodiment, the stroller seat comprises a transmission member 255 for triggering the release member 254, wherein the transmission member 255 is plate-shaped, is slidably mounted on the lug 211, and is fastened to the release member 254 by screws, and the transmission member 255 and the release member 254 slide in the same direction, and the transmission member 255 finally triggers the release member 254 to slide. One end of the transmission member 255 abuts against an edge of the adapter 22, and the transmission member 255 is pressed by the adapter 22 to slip during the rotation of the seat plate 21 relative to the adapter 22.

In one embodiment, the edge of the adaptor 22 is provided with an opening groove 223, the end of the opening groove 223 and the transmission member 255 is provided with a second inclined surface 256, the transmission member 255 extends into the opening groove 223, the second inclined surfaces 256 of the transmission member 255 and the opening groove 223 abut against each other when the seat plate 21 is in the unfolded state, and the second inclined surfaces 256 of the transmission member 255 and the opening groove 223 press against each other during the rotation of the seat plate 21 relative to the adaptor, so that the transmission member 255 slides out of the opening groove 223, and the release member 254 is driven to slide to unlock the second locking mechanism. During the subsequent rotation, since the adapter 22 is round except the opening groove 223, the driving member 255 is always urged to abut against the outer edge surface of the adapter 22, so as to ensure that the second locking mechanism is in the unlocked state, and the armrest 25 can wait for the backrest 23 to rotate against and close to the seat plate 21.

To facilitate connection and to avoid interference of the folds with each other, the adapter 22 is located on the outside of the lug 211 for connection to the frame 1, and the armrest 25 is located on the inside of the lug 211 to avoid interference with the frame when folded. In one embodiment, the release 254 is located on the inside of the lug 211 and the driver 255 is located on the outside of the lug 211 to facilitate mounting engagement with the corresponding component.

In one embodiment, two guiding ribs 214 are disposed on the outer side of the lug 211, a guiding groove 215 for the transmission member 255 to slide is formed between the two guiding ribs 214, the extending direction of the guiding groove 215 is the same as the sliding direction of the release member 254, so as to ensure that the transmission member 255 and the release member 254 have the same sliding direction, and guide the sliding of the transmission member 255.

In one embodiment, the end of the guiding rib 214 close to the adaptor 22 is provided with a curved section 216, and the curved section 216 is in clearance fit with the outer edge of the adaptor 22 to reduce and change the opening of the assembly clearance, so as to prevent small stones and the like from being clamped into the opening groove 223.

The utility model provides a but folding bassinet seat of interlock, be provided with first locking mechanical system between lug and the adapter, set up second locking mechanical system between lug and the handrail, the one hand is with the back at the in-process that rotates the bedplate of drawing close, trigger the first locking mechanical system of unblock, and then it is folding together to drive the bedplate, trigger unblock second locking mechanical system immediately, the back continues to rotate, support to lean on the handrail and rotate the bedplate of drawing close in step, whole process interlock each other, the folding of seat can be accomplished to the one hand, it is more simple and convenient to operate. And the seat can also be dismantled after folding, according to the user demand, has provided and has broken away from the frame and carry out the mode of accomodating alone, and is more humanized.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features. When technical features in different embodiments are represented in the same drawing, it can be seen that the drawing also discloses a combination of the embodiments concerned.

The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application.

Claims

1. But folding bassinet seat of interlock, detachably connect on the frame, its characterized in that, the bassinet seat includes:

and the armrest is rotatably arranged on the lug around a second rotating axis, a second locking mechanism for limiting the relative rotation of the armrest and the lug is arranged between the armrest and the lug, and the second locking mechanism is unlocked when the seat board and the backrest rotate relative to the adapter.

2. The interlock foldable stroller seat according to claim 1, wherein the backrest is located inside the lug, and the adaptor is located outside the lug, which are coaxially connected.

3. The interlock foldable stroller seat according to claim 1, wherein the second lock mechanism comprises:

4. The interlocking folding stroller seat according to claim 3, comprising a release member slidably mounted on the lug for driving the ratchet wheel to slide along the second rotation axis.

5. The child car seat capable of being interlocked and folded according to claim 4, wherein a protrusion is disposed on a side of the release member opposite to the ratchet wheel, a groove matched with the protrusion is disposed on the ratchet wheel, and a first slope surface interacting with the protrusion is disposed between the groove and the protrusion.

6. A foldable carriage seat as claimed in claim 4 or 5, comprising a transmission for activating the release, the transmission being slidably mounted on a lug, one end of the transmission abutting against an edge of the adapter, the transmission being squeezed by the adapter to slide during rotation of the seat plate relative to the adapter.

7. An interlocking foldable stroller seat according to claim 6, characterized in that the edge of the adapter is provided with an opening slot, and the opening slot and the end of the transmission member are provided with a second slope surface interacting with each other.

8. The interlock foldable stroller seat according to claim 6, wherein the release member is located inside the lug and the transmission member is located outside the lug.

9. The interlocking folding baby carriage seat as claimed in claim 7, characterized in that two guide ribs are arranged on the outer side of the lug, and the two guide ribs form a guide groove for the driving member to slide.

10. The child car seat capable of being interlocked and folded according to claim 9, wherein one end of the guide rib, which is close to the adapter, is provided with a bent section, and the bent section is in clearance fit with the outer edge of the adapter.