CN206968751U - A kind of baby seat pocket and children trolley - Google Patents

Abstract

It the utility model is related to a kind of baby seat pocket, including the seat pocket frame with multiple use states, for seat pocket frame to be locked in the locking mechanism of different use states, seat pocket frame includes seat portion, back-rest on rear side of seat portion, side handrail positioned at seat portion both sides, seat portion is slidably connected by slide assemblies and side handrail, the bottom of back-rest is rotatablely connected with the rear portion of seat portion and side handrail respectively, slide assemblies include the sliding part being fixedly installed in seat portion, the arc chute being opened on the inside of the side handrail of both sides, while back-rest relative thereto portion's angulation change, seat portion can be along the longitudinal direction in front lower place to being shunk or stretching routine between back upper place, and possess an of a relatively high seat portion in sitting posture state, the visual field of open children.Baby seat pocket can be drawn close by finishing recoil root and stem of certain plants frame in children trolley folding in connecting seat grafting to children trolley relative to trolley rack by connecting seat rotation, the children trolley small volume after overall folding.

Description

Child seat and stroller

technical field

The utility model relates to a seat pocket for children and a stroller for children.

Background technique

The seat pocket on the existing stroller for children in the prior art can usually be converted into a sleeping position state, so that it can be converted into a sleeping basket for the child to lie down according to the needs of the child during use. There are various kinds of seat pockets of existing children's strollers, the styles of the seat pockets are different, and the connection relations and connection positions between the various components are different, so the folding principles and posture conversion methods are different.

When the existing child seat structure is converted from a sitting position to a lying position, the seat angle changes but remains unchanged, the comfort of the lying position is poor, and when it is installed on a stroller, the stability of the lying position is poor.

Chinese patent CN104085434A discloses a seat for a child stroller, which includes a seat frame with multiple states and a locking mechanism for locking the seat frame in different states, the seat frame includes two side armrests and The seat part, the guide mechanism and the back part are successively connected. The guide mechanism can rotate relative to the seat part. The side armrests are located on the left and right sides of the seat part and have an arc-shaped guide groove. The central angle of the guide groove is greater than 90 degrees, the left side and the right side of the seat part are respectively connected to the side armrests in a sliding manner along the front and rear directions, and the part of the guide mechanism is inserted into the guide groove and can be moved along the guide groove. The multiple states of the seat frame include a sitting state and a lying state. When the seat frame is converted from a sitting state to a lying state, the backrest drives the guide mechanism to slide along the guide groove to drive the seat portion Sliding from the back to the front direction, the included angle formed between the plane where the backrest part is located and the plane where the seat part is located increases.

Contents of the invention

The technical problem to be solved by the utility model is to provide an improved seat for children and a stroller for children.

For solving above technical problem, the technical scheme that the utility model adopts is:

A child's seat, comprising a seat frame with multiple use states, a locking mechanism for locking the seat frame in different use states, the seat frame includes a seat part, a back part located at the rear side of the seat part, a The side armrests on both sides of the seat are slidingly connected to the side armrests through a sliding assembly, and the lower part of the backrest is respectively connected to the rear of the seat and the side armrests in rotation. The arc chute on the inner side of the side armrests on both sides, the height of the front end of the arc chute is lower than that of the rear end, and the slider can be slidably inserted in the arc chute along the extension direction of the arc chute , when the backrest turns backward relative to the side armrests, the backrest drives the seat to slide forward and downward along the extension direction of the arc-shaped chute; when the backrest turns forward relative to the side armrests, the backrest drives the seat Slide backward and upward along the extension direction of the arc-shaped chute.

Preferably, the rotation axes of the backrest and the rear part of the seat are located behind and below the rotation axes of the backrest and the side armrests, and the rotation axes of the two are arranged in parallel, and they are all along the left and right sides of the seat pocket. The direction extends horizontally.

Preferably, the seat portion includes a seat board for children to sit on and side wall boards arranged upright on both sides of the seat board, and the rear parts of the side wall boards on both sides are rotatably connected with the lower parts of both sides of the backrest respectively.

Preferably, the seat frame has three use states of sitting, half lying and fully lying, and the sitting and standing use state can be sequentially converted into a half lying use state and a fully lying use state by turning the backrest backward.

Preferably, the seat frame has a folded state. When in the folded state, the backrest rotates forward and closes to the seat portion, and the sliding member is located at the rear end of the arc-shaped chute.

Preferably, the seat frame further includes a front arm bar that is rotatably connected to the inner side of the lower part of the backrest, and the outer sides of the side armrests on both sides are rotatably connected to connecting seats for grafting the seat frame to components other than the child seat. The axis of rotation of the backrest and the front armrest, the axis of rotation of the side armrest and the connecting seat, and the axis of rotation Z of the backrest and the side armrest are coincidently arranged.

Preferably, the locking mechanism includes a first locking mechanism for locking the backrest with the side armrest, a second locking mechanism for locking the backrest with the front armrest, and a locking mechanism for locking the side armrest with the connecting seat. A third locking mechanism and an unlocking mechanism for unlocking each locking mechanism.

Preferably, the seat frame also includes a rotating connection device for rotating the front armrest, the backrest, the side armrest and the connecting seat, and each locking mechanism is located on the rotating connection device. The backrest connecting part at the lower part of the backrest, the side armrest connecting part fixedly connected to the rear part of the side armrest, the front support rod connecting part fixedly connected to the rear end of the front support rod, each locking mechanism includes a movable locking part and a The locking part cooperates with the locking part, and the unlocking mechanism includes a first unlocking part that rotates and slides between the backrest connecting part and the locking part of the first locking mechanism, a second unlocking part that is arranged on the side armrest connecting part, The third unlocking part arranged on the backrest connector, the locking parts of the first locking mechanism, the second locking mechanism and the third locking mechanism are respectively driven and unlocked by the first unlocking part, the second unlocking part and the third unlocking part.

Preferably, the unlocking mechanism further includes a handle arranged on the upper rear side of the backrest, and the handle is connected to the first unlocking member through a traction cable.

The utility model also relates to a child stroller, which includes the child seat described in the utility model.

Due to the application of the above-mentioned technical solution, the utility model has the following advantages compared with the prior art:

When the seat frame of the children's seat of the utility model rotates to different angles with the backrest relative to the seat, the seat is switched to different use states, and when the angle of the backrest relative to the seat changes, the seat will move forward along the front-rear direction. The contraction or stretching movement is performed between the bottom and the back and the top, so that when changing the use state of the seat, the seat frame can always ensure a relatively stable state, and the user's comfort is improved, and there is a seat in the sitting state. The relatively high seat part broadens children's vision and improves the experience of use.

Description of drawings

Accompanying drawing 1 is the overall schematic diagram of the three-dimensional structure of the children's seat pocket of the present utility model;

Accompanying drawing 2 is the side view structure schematic diagram in the sitting posture state of the children's seat of the utility model;

Accompanying drawing 3 is the side view structure schematic diagram of the children's seat of the present invention in a half-lying state;

Accompanying drawing 4 is the side view structure schematic diagram of the children's seat of the utility model in the state of lying position;

Accompanying drawing 5 is the side view structural diagram of the child seat pocket of the utility model in the folded state;

Accompanying drawing 6 is the structure schematic diagram of the rear side of the child's seat pocket of the present utility model;

Accompanying drawing 7 is the schematic diagram of the disassembled structure of the rotating connecting device (cooperating with the seat pocket) of the present utility model;

Among them: 1. Seat frame; 11. Seat part; 110 Seat board; 111. Side panel; 12. Backrest; 120. Backrest connector; 120a, first inner tooth; Handrail connecting piece; 20, sliding piece; 21, arc chute; 14, front handrail; 140, front handrail connecting piece; 15, connecting seat; Z1, Z2, rotation axis line; S1, first locking piece ; S2, the second locking piece; S3, the third locking piece; J1, the first unlocking piece; J2, the second unlocking piece; J3, the third unlocking piece.

Detailed ways

The technical solution of the utility model will be further elaborated below in combination with the accompanying drawings and specific embodiments.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the present embodiment provides a child seat, which includes a seat frame 1 with multiple usage states, and is used to lock the seat frame 1 in different positions. The locking mechanism of the use state, the seat frame 1 includes a seat portion 11, a backrest portion 12 positioned at the rear side of the seat portion 11, and side armrests 13 positioned at both sides of the seat portion 11, the seat portion 11 is slidably connected with the side armrests 13 through a sliding assembly, The bottom of the backrest 12 is rotatably connected with the rear part of the seat 11 and the side armrests 13 respectively, and the seat frame 1 also includes a front support bar 14 which is rotatably connected with the bottom inner side of the backrest 12 for connecting the front support bar 14, the backrest Part 12, side armrests 13, and connecting seat 15 are rotationally connected to a rotating connection device. In addition, the outer sides of the side armrests 13 on both sides are rotatably connected with connecting seats 15 for grafting the seat frame 1 onto the cart;

Further, the sliding assembly includes a sliding member 20 fixedly arranged on the seat portion 11, and an arc-shaped chute 21 provided inside the side armrests 13 on both sides. The height of the front end of the arc-shaped chute 21 is higher than that of the rear end. Low, the slider 20 is slidably inserted in the arc-shaped slot 21 along the extending direction of the arc-shaped slot 21 . The locking mechanism comprises a first locking mechanism for locking the backrest 12 and the side armrest 13, a second locking mechanism for locking the backrest 12 and the front armrest 14, and a The third locking mechanism that side armrest 13 is locked with connecting seat 15, seat frame 1 also includes the unlocking mechanism that is used to unlock first locking mechanism, second locking mechanism, the 3rd locking mechanism, as shown in Figure 6, unlocking mechanism It includes a handle 3 located on the upper rear side of the backrest 12, and the handle 3 is connected to the rotating connection device through a traction cable 31. When the first locking mechanism is unlocked and the backrest 12 is folded closer to the side armrests 13, it will drive the second locking mechanism and the third locking mechanism to unlock, so that the front armrest 14 is folded closer to the side armrests 13, and the seat frame 1 Relative to the frame close to fold.

Further, the rotation axis Z1 of the backrest 12 and the rear part of the seat 11 is located at the rear and lower side of the rotation axis Z2 of the backrest 12 and the side armrest 13, and the rotation axis Z1 of the backrest 12 and the front armrest 14 1. The rotation axis Z2 of the side armrest 13 and the connecting seat 15, the backrest 12 and the side armrest 13 are coincidently arranged, and the rotation axis Z1 and Z2 are arranged in parallel, and are all along the left-right direction of the seat pocket Horizontally extending; the seat part 11 includes a seat board 110 for children to sit on and side boards 111 erected on both sides of the seat board 110. .

In this example, the seat frame 1 has three use states of sitting, half lying and fully lying and a folded state. By rotating the backrest 12, the seat frame can be switched to the sitting state, half lying state, fully lying state and One of the folded states. While changing the backrest 12 to different angles, the seat 11 is in different positions, specifically: when the backrest 12 rotates backward relative to the side armrest 13, the backrest 12 drives the seat 11 along the arc chute 21 The extension direction slides forward and downward; when the backrest 12 rotates forward relative to the side armrest 13 , the backrest 12 drives the seat 11 to slide backward and upward along the extension direction of the arc-shaped slide groove 21 . When in the folded state and the fully lying state, the sliding member 20 is located at the rear end and the front end of the arc-shaped chute 21 respectively.

As shown in Figure 7, the rotary connection device of the present invention adopts a relatively common electric bell rotary connection device in the market, and its specific conditions are as follows:

The electric bell rotary connection device comprises the backrest connector 120 fixedly connected to the bottom of the backrest 12, the side armrest connector 130 fixedly connected to the rear part of the side armrest 13, and the front armrest connector 130 fixedly connected to the rear end of the front armrest 14, which are connected in rotation. Handle bar connector 140 .

In addition, the first locking mechanism includes a first locking piece S1 for relatively locking the backrest connecting piece 120 and the side armrest connecting piece 130, respectively provided on the backrest connecting piece 120 and the side armrest connecting piece 130 and connected with the first locking piece. The first internal tooth 120a and the second internal tooth (not shown in the figure) that are engaged and locked by the piece S1; The second locking piece S2 that locks the front connecting piece 120 and the front handle bar connecting piece 140; 130 phase-locked third locking member S3;

Further, the unlocking mechanism includes a rotating and sliding first unlocking piece J1 set between the backrest connecting piece 120 and the first locking piece S1, a second unlocking piece J2 set on the side armrest connecting piece 120, and a second unlocking piece J2 set on the backrest connecting piece 120. The third unlocking part J3 on the external connecting part 120;

In this example, the handle of the unlocking mechanism is connected to the first unlocking part J1 through a traction cable. When the handle 3 is pulled, the traction cable drives the first unlocking part J1 to rotate and slide toward the side armrest connecting part 130, thereby pushing the first locking Part S1 moves toward the side armrest connecting part 130 and disengages from the second inner tooth on the backrest connecting part 120, at this time the backrest connecting part 120 can rotate relative to the side armrest connecting part 130, when the backrest connecting part 120 When the rotation reaches a certain angle, the second unlocking piece J2 on the side armrest connecting piece will push the second locking piece S2 to move toward the side of the front armrest connecting piece 140 and break away from the backrest connecting piece 120. At this time, the front armrest The connecting piece 140 can rotate relative to the backrest connecting piece 120. When the backrest connecting piece 120 rotates to drive the third unlocking piece J3 on it to rotate to a certain angle, it will push the third locking piece S3 to move toward the side of the connecting seat 15 and connect with the side. The armrest connecting piece 130 is out of contact, and at this moment, the armrest connecting piece 130 on the opposite side of the connecting seat 15 can rotate.

To sum up, the seat frame of the children's seat of the present invention has a variety of use states. When the backrest rotates to different angles relative to the seat, the seat switches to different use states, and the angle of the backrest relative to the seat At the same time as the change, the seat part will shrink or stretch along the front and rear directions between the front bottom and the rear top, so that when changing the use state of the seat, the seat frame can always ensure a relatively stable state, and the user's The comfort is improved, and a relatively high seat portion is provided in a sitting position, which broadens children's vision and improves the use experience. The children's seat pocket of the utility model is grafted onto the children's stroller through the connecting seat. After the children's stroller is folded, the seat frame will rotate and move closer relative to the stroller frame through the connecting seat, so the volume of the children's stroller after the overall folding is small. Easy to carry. Simultaneously, the overall structure of the seat frame of the children's seat of the utility model is novel, concise and stable.

The utility model has been described in detail above, and its purpose is to allow those familiar with the technology in this field to understand the content of the utility model and implement it, and can not limit the protection scope of the utility model, and the utility model is not limited to the above-mentioned All equivalent changes or modifications made according to the spirit of the present utility model shall fall within the protection scope of the present utility model.

Claims (10)

1. A child seat, comprising a seat frame (1) with multiple use states, a locking mechanism for locking the seat frame (1) in different use states, the seat frame (1) It includes a seat part (11), a backrest part (12) located on the rear side of the seat part (11), side armrests (13) located on both sides of the seat part (11), and is characterized in that the seat part ( 11) Slidingly connected with the side armrest (13) through a sliding assembly, the lower part of the backrest part (12) is rotationally connected with the rear part of the seat part (11) and the side armrest (13) respectively, the sliding assembly It includes a sliding piece (20) fixed on the seat part (11), an arc-shaped chute (21) provided inside the side armrests (13) on both sides, and the arc-shaped chute (21) The height of the front end is lower than that of the rear end, and the slider (20) is slidably inserted in the arc chute (21) along the extending direction of the arc chute (21), When the backrest (12) rotates backward relative to the side armrest (13), the backrest (12) drives the extension of the seat (11) along the arc chute (21) direction to slide forward and downward; when the backrest (12) turns forward relative to the side armrest (13), the backrest (12) drives the seat (11) to slide along the arc The extension direction of the groove (21) slides backward and upward. 2. The child seat according to claim 1, characterized in that: the rotation axis (Z1) of the back part (12) and the rear part of the seat part (11) is located between the back part (12) and the rear part of the seat part (11). Behind and below the rotation axis (Z2) of the side armrest (13), the rotation axes (Z1, Z2) are arranged in parallel and extend horizontally along the left and right directions of the seat pocket. 3. The seat for children according to claim 1, characterized in that: the seat part (11) includes a seat board (110) for children to sit on and side panels ( 111), the rear parts of the side panels (111) on both sides are respectively rotatably connected with the lower parts on both sides of the backrest part (12). 4. The child seat according to claim 1, characterized in that: the seat frame (1) has three use states of sitting, half lying and fully lying, and by turning the backrest (12) backward , the sitting and standing use state can be sequentially converted into a half-lying use state and a full-lying use state. 5. The child seat according to claim 1, characterized in that: the seat frame (1) has a folded state, and when in the folded state, the backrest part (12) rotates forward to align with the seat part (11) close together, the sliding piece (20) is located at the rear end of the arc-shaped chute (21). 6. The child seat according to claim 2, characterized in that: the seat frame (1) also includes a front support bar (14) that is rotatably connected to the inner side of the lower part of the backrest (12), two The outer side of the side armrest (13) is rotatably connected with a connecting seat (15) for grafting the seat frame (1) to parts other than the child seat, and the backrest (12) is connected to the front armrest The axis of rotation of the rod (14), the axis of rotation of the side armrest (13) and the connecting seat (15), the axis of rotation (Z2) of the backrest (12) and the side armrest (13) coincident setting. 7. The child seat according to claim 6, characterized in that: the locking mechanism includes a first locking mechanism for locking the backrest (12) and side armrests (13), for locking the The second locking mechanism for locking the backrest (12) with the front armrest (14), the third locking mechanism for locking the side armrest (13) with the connecting seat (15), and the third locking mechanism for making the An unlocking mechanism that unlocks each locking mechanism. 8. The child seat according to claim 7, characterized in that: the seat frame (1) also includes a seat for connecting the front armrest (14), backrest (12), side armrests (13) . A rotary connection device that is rotatably connected to the connecting seat (15), the locking mechanisms are located on the rotary connection device, and the rotary connection device includes a backrest connector that is rotatably connected and fixedly connected to the lower part of the backrest (12) (120), the side armrest connector (130) fixedly connected to the rear of the side armrest (13), the front handlebar connector (140) fixedly connected to the rear end of the front handlebar (14), each locking mechanism It includes movable locking pieces (S1, S2, S3) and matching parts that cooperate and lock with the locking pieces (S1, S2, S3), and the unlocking mechanism includes rotating and sliding connecting pieces (120 ) and the first unlocking piece (J1) between the locking piece (S1) of the first locking mechanism, the second unlocking piece (J2) on the side armrest connecting piece (120), the backrest connecting piece (120 ) on the third unlocking part (J3), the locking parts (S1, S2, S3) of the first locking mechanism, the second locking mechanism and the third locking mechanism are respectively controlled by the first unlocking part (J1), the second The second unlocking piece (J2) and the third unlocking piece (J3) drive the unlocking. 9. The child seat according to claim 8, characterized in that: the unlocking mechanism further comprises a handle (3) arranged on the upper rear side of the backrest (12), and the handle (3) is passed through a traction cable (31) is connected with the first unlocking piece (J1). 10. A stroller for children, characterized in that the stroller for children comprises the seat for children according to any one of claims 1-9.