CN211195938U

CN211195938U - Child safety seat and angle adjusting mechanism thereof

Info

Publication number: CN211195938U
Application number: CN201922318655.4U
Authority: CN
Inventors: 林江娟; 苏前刚; 李德欢
Original assignee: Ningbo Welldon Baby Safety Technology Co ltd
Current assignee: Ningbo Welldon Baby Safety Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-07
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a children's safety seat and angle adjustment mechanism thereof, base and seat body, the upper surface of base is the inclined plane, and the rear end of base highly is higher than its front end height, the seat body can slide and lock the adjustment in order to realize the seat angle for the base along the fore-and-aft direction. The utility model discloses a children's safety seat and angle adjustment mechanism thereof, seat body and base can slide along the fore-and-aft direction to the in-process that slides in the front and back, angle between seat body and the base takes place synchronous adjustment, effectively improves the comfort level that the seat was taken.

Description

Child safety seat and angle adjusting mechanism thereof

Technical Field

The utility model belongs to the technical field of the safety seat technique and specifically relates to a children's safety seat and angle adjustment mechanism thereof.

Background

At present, parents have stronger and stronger awareness of safety protection of children taking a car, so that automobile child safety seats are increasingly popularized. As the usage of child seats has increased, the more demanding the user has on the comfort of the seat while sitting.

In the existing child safety seat mechanism, the backrest angle of part of the seat can be adjusted to meet different comfort requirements, but the structure is only used for adjusting the backrest, and the base part of the seat cannot be adjusted, so that the waist comfort of an occupant is not high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the defect of the prior art is overcome, and the angle adjusting mechanism which can adjust the angle of the whole seat part and improve the comfort degree is provided.

The utility model discloses another technical problem that will solve is: the utility model provides a children's safety seat, the relative base's of whole seat angle can realize the adjustment, and the comfort level is high.

The utility model adopts the technical proposal that: there is provided an angle adjustment mechanism suitable for a child safety seat for effecting angular adjustment of the safety seat, comprising: the upper surface of the base is an inclined plane, the height of the rear end of the base is higher than that of the front end of the base, and the seat body can slide and be locked relative to the base along the front-back direction so as to realize adjustment of a seat angle.

Compared with the prior art, the utility model has the following advantage:

in this neotype structure, including base and seat body, seat body and base can slide along the fore-and-aft direction to the in-process that slides in the front and back, synchronous adjustment takes place for the angle between seat body and the base, effectively improves the comfort level that the seat was taken.

Further, the base on be equipped with the stopper, the stopper on be equipped with a plurality of spacing grooves along the fore-and-aft direction, the lower extreme of seat body be equipped with spacing groove complex spacing axle and drive spacing axle from the drive assembly that the spacing groove breaks away from.

Furthermore, the driving assembly comprises a warping plate, a fixed block is arranged at the bottom of the seat body, one end of the warping plate is hinged to the fixed block, and the limiting shaft is assembled at the other end of the warping plate along the horizontal direction; an elastic piece is connected between one end of the rocker far away from the hinged point and the bottom of the seat body.

Preferably, the seat body comprises a seat body and a seat back, the lower end of the seat back is rotatably connected with the seat body, and the seat back has a natural rotation angle of 10 degrees forward or backward relative to the seat body. The seat body adopts split type structure, has reduced the processing degree of difficulty promptly for certain natural turned angle has again between the back of the chair and the chair body, can guarantee that the safety seat installs the back on the car, and the back of the chair can be laminated inseparabler with the car seat back, improves the travelling comfort that children took.

Preferably again, the chair body include casing and last casing down, the fixed block establish under on the casing, the base on be equipped with the installation piece, the lower casing on be equipped with and supply the hole of dodging of installation piece activity, the stopper slides and establishes just the top of casing under the stopper the lower extreme and the installation piece are connected.

As the improvement, the lower shell on deviate from the rocker pin joint one end be equipped with spacing passageway, the one end of stopper slides and establishes in spacing passageway. Because the seat body and the base slide relatively, the limiting block and the lower shell of the seat body move horizontally, the limiting block is guided and limited after the limiting channel is arranged, and the linearity and the stability of the movement of the seat body are improved.

Preferably, the number of the mounting blocks is two, the two mounting blocks are symmetrically arranged on two sides of the rocker, and two ends of the limiting shaft are respectively matched in corresponding limiting grooves. Two stop gear that set up at the wane bilateral symmetry effectively increase spacing axle and spacing groove complex stability to make the stability of seat body holding position.

And the improved structure is characterized in that one end of the upper shell close to the hinged point of the wane is provided with a mounting groove, a pressing plate is arranged in the mounting groove in a sliding manner, and the lower end of the pressing plate is pressed against the wane.

And the rocker is provided with a groove corresponding to the lower end of the pressing plate, and the lower end of the pressing plate is matched in the groove. Groove structure has increased the drive stability according to briquetting and wane, supports to lean on the phenomenon that the process can not take place to skid, squint.

Correspondingly, the utility model discloses another technical scheme who takes is: the utility model provides a child safety seat, includes seat body and base, the seat body is established on the base along fore-and-aft direction slidable, still includes foretell angle adjustment mechanism to make safety seat's little back can inject the angle scope of settlement.

Drawings

Fig. 1 is a structural view of the child safety seat of the present invention.

Fig. 2 is another angle structure view of the child safety seat of the present invention.

Fig. 3 is a schematic structural view of the rear of the child safety seat removal chair of the present invention.

Fig. 4 is a front-rear half-sectional view of the child safety seat of the present invention, with the back structure removed.

Fig. 5 is a structural view of the chair body structure of the present invention with the upper case removed.

Fig. 6 is a structural view of the lower case of the present invention.

FIG. 7 is a connecting structure of the base and the mounting block of the present invention

Fig. 8 is an enlarged structural view at X in fig. 4.

Fig. 9 is an exploded view of a connecting mechanism of the pressing block and the upper case according to the present invention.

Fig. 10 is an enlarged structural view at Y in fig. 4.

Wherein, 100-base, 101-seat body;

1-limiting block, 1.1-limiting groove, 2-limiting shaft, 3-driving component, 3.1-wane, 3.1.1-groove, 4-fixing block, 5-elastic component, 6-chair body, 6.1-lower shell, 6.1.1-avoidance hole, 6.1.2-limiting channel, 6.2-upper shell, 6.2.1-mounting groove, 7-chair back, 8-mounting block, 9-pressing plate, 9.1-ejector rod, 9.2-limiting convex rib, 10-connecting shaft, 11-clamping hook, 12-arc groove 13-arc bulge, 14-connecting rod, 15-connecting rod, 16-mounting frame, 16.1-mounting hole and 16.2-limiting clamping groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

In the description of the present invention, it should be noted that the terms "upper surface", "front end", "rear end", "lower end", "bottom" | "both sides", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "coupled" are to be interpreted broadly, e.g., the connection may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, 2, 3, and 7, the utility model provides a child safety seat, it includes base 100 and locates the seat body 101 of base 100 top, the upper surface of base 100 is the inclined plane, and the rear end height of base 100 is higher than its front end height, seat body 101 can slide and lock along the fore-and-aft direction for base 100, when seat body 101 and base 100 take place relative displacement, under the guide effect on inclined plane, the corresponding emergence of seat body 101 and the relative position angle of base 100 changes to realize the adjustment of seat angle.

Specifically, as shown in fig. 5 and 7, a strip-shaped limiting block 1 is arranged on the base 100 near the front end, the limiting block 1 is arranged along the front-back direction, a plurality of limiting grooves 1.1 are arranged on the limiting block 1 along the front-back direction, and the limiting grooves 1.1 penetrate through the side walls of the two ends of the limiting block 1 along the left-right direction; the lower extreme of seat body 101 is equipped with spacing axle 2 and the drive assembly 3 that drives spacing axle 2 and break away from spacing groove 1.1 with spacing groove 1.1 complex. When the limiting shaft 2 is fitted in different limiting grooves 1.1 along the front-rear direction, the seat body 101 and the base 100 present different angles.

As shown in fig. 4, 5 and 6, the driving assembly 3 includes a rocker 3.1, the bottom of the seat body 101 is provided with a fixed block 4, one end of the rocker 3.1 is hinged on the fixed block 4, and the limiting shaft 2 is assembled at the other end of the rocker 3.1 along the horizontal direction; an elastic piece 5 is connected between one end of the rocker 3.1 far away from the hinge point and the bottom of the seat body 101.

Specifically, the seat body 101 comprises a seat body 6 and a seat back 7, wherein the lower end of the seat back 7 is rotatably connected with the seat body 6, and the seat back 7 has a natural rotation angle of 10 degrees forward or backward relative to the seat body 6; the rear end of the chair body 6 is provided with a connecting shaft 10, the lower end of the chair back 7 is provided with a hook 11, and the hook 11 is clamped outside the connecting shaft 10. In addition, in the structure, the rear end of the chair body 6 is provided with a mounting groove, the lower end of the chair back 7 is provided with a mounting protrusion matched with the mounting groove, the connecting shaft 10 is arranged at the lower end of the mounting groove, the clamping hook 11 is arranged at the bottom end of the mounting protrusion, arc-shaped grooves 12 are arranged at the positions, located at the two sides of the mounting protrusion, of the lower end of the chair back 7, the positions, located at the two sides of the mounting groove, of the top of the chair body 6 are arc-shaped protrusions 13, when the chair back 7 and the chair body 6 are assembled together, a certain gap exists between the arc-shaped grooves 12 and the arc-shaped protrusions 13, namely, the chair body 6 can rotate by a certain angle around the connecting shaft 10, when the lower end of the chair back 7 rotates to interfere with the upper end of the chair body 6, the chair back 7 cannot rotate continuously, in the structure, the front-back rotation angle of the chair back 7 is preset to be 10 degrees, so, the stability of the safety seat back is maintained.

The chair body 6 comprises a lower shell 6.1 and an upper shell 6.2, and in the structure, the upper shell 6.2 and the lower shell 6.1 are all integrally injection-molded plastic parts; and the fixed block 4 is integrally formed on the lower shell 6.1, as shown in fig. 6; the base 100 is integrally formed with a mounting block 8, as shown in fig. 8; the lower shell 6.1 is provided with an avoidance hole 6.1.1 for the installation block 8 to move, the limiting block 1 is arranged above the lower shell 6.1 in a sliding mode, the lower end of the limiting block 1 is connected with the installation block 8, and when the seat body 101 and the base 100 slide relatively, the installation block 8 on the base 100 slides in the avoidance through hole 6.1.1; in addition, in order to maintain the linearity and stability of the translation of the seat body 101, a limiting channel 6.1.2 is arranged at one end of the lower shell 6.1 away from the hinge point of the rocker 3.1, one end of the limiting block 1 is slidably arranged in the limiting channel 6.1.2, and the limiting block plays a role in guiding and limiting in the movement process of the seat body 101, as shown in fig. 6.

In this embodiment, preferably, the number of the mounting blocks 8 is two, the two mounting blocks 8 are symmetrically arranged on two sides of the rocker 3.1, and two ends of the limiting shaft 2 are respectively matched in the corresponding limiting grooves 1.1, so that the limiting stability is improved.

As shown in fig. 4, 5 and 8, a connecting rod 14 is arranged at the rear end of the rocker 3.1, a connecting column 15 is integrally formed on the lower shell 6.1, one end of the elastic element 5 is connected to the connecting rod 14, and the other end is connected to the connecting column 15; in this embodiment, the elastic member 5 is a tension spring.

As shown in fig. 9 and 10, an installation groove 6.2.1 is provided at one end of the upper housing 6.2 close to the hinge point of the rocker 3.1, a pressing plate 9 is slidably provided in the installation groove 6.2.1, and a lower end of the pressing plate 9 abuts against the rocker 3.1. Specifically, a mounting frame 16 is connected in the mounting groove 6.2.1, a mounting hole 16.1 is formed in the mounting frame 16, the pressing plate 9 is slidably arranged in the mounting hole 16.1, a mandril 9.1 is arranged at the lower end of the pressing plate 9, a groove 3.1.1 is formed in the wane 3.1 corresponding to the mandril 9.1 at the lower end of the pressing plate 9, and the mandril 9.1 is matched in the groove 3.1.1. More specifically, be equipped with spacing draw-in groove 16.2 along the circumference of joining in marriage dress hole 16.1 at the lower extreme of installation frame 16, be equipped with the spacing protruding muscle 9.2 with spacing draw-in groove 16.2 looks adaptation at the lower extreme of pressing board 9 for prevent to press board 9 to deviate from and join in marriage dress hole 16.1.

The adjusting principle is as follows:

in the initial state, under the action of the tension spring, the limiting shaft 2 is matched in any limiting groove 1.1, the seat body 101 and the base 100 keep an inclined angle, when the angle between the seat body 101 and the base 100 needs to be adjusted, the pressing block 9 is pressed down by fingers, the ejector rod 9.1 at the lower end of the pressing block 9 is driven to drive the rocker 3.1 to rotate along the hinge point, namely, the limit shaft 2 on the rocker 3.1 far away from one end of the hinge point is separated from the limit groove 1.1, at the moment, the front and back positions of the seat body 101 can be moved, because the upper end surface of the base 100 is an inclined surface, corresponding inclination angle changes during the translation process of the seat body 101, namely, the angle adjustment of the seat body 101 is realized, and after the seat body is moved to a proper position, the external force on the pressing plate 9 is released, under the reverse tension action of the tension spring, the limiting shaft 2 moves downwards until the limiting shaft is clamped in the corresponding limiting groove 1.1.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims

1. An angle adjustment mechanism suitable for a child safety seat for effecting angular adjustment of the safety seat, comprising: the seat comprises a base (100) and a seat body (101), wherein the upper surface of the base (100) is an inclined surface, the height of the rear end of the base (100) is higher than that of the front end of the base, and the seat body (101) can slide and be locked relative to the base (100) along the front-back direction to realize the adjustment of the seat angle.

2. The angle adjustment mechanism of claim 1, wherein: base (100) on be equipped with stopper (1), stopper (1) on be equipped with a plurality of spacing grooves (1.1) along the fore-and-aft direction, the lower extreme of seat body (101) be equipped with spacing groove (1.1) complex spacing axle (2) and drive spacing axle (2) from spacing groove (1.1) drive assembly (3) that break away from.

3. The angle adjustment mechanism of claim 2, wherein: the driving assembly (3) comprises a warping plate (3.1), a fixing block (4) is arranged at the bottom of the seat body (101), one end of the warping plate (3.1) is hinged to the fixing block (4), and the limiting shaft (2) is assembled at the other end of the warping plate (3.1) along the horizontal direction; an elastic piece (5) is connected between one end of the rocker (3.1) far away from the hinge point and the bottom of the seat body (101).

4. The angle adjustment mechanism of claim 3, wherein: seat body (101) including chair body (6) and back of the chair (7), the lower extreme and the chair body (6) of back of the chair (7) rotate to be connected, just back of the chair (7) forward or backward have 10 natural turned angle for chair body (6).

5. The angle adjustment mechanism of claim 4, wherein: chair body (6) including lower casing (6.1) and last casing (6.2), fixed block (4) establish under on casing (6.1), base (100) on be equipped with installation piece (8), lower casing (6.1) on be equipped with and supply the hole (6.1.1) of dodging of installation piece (8) activity, stopper (1) slide establish under the top of casing (6.1) just the lower extreme and the installation piece (8) of stopper (1) are connected.

6. The angle adjustment mechanism of claim 5, wherein: lower casing (6.1) on deviate from the one end of wane (3.1) pin joint and be equipped with spacing passageway (6.1.2), the one end of stopper (1) slides and establishes in spacing passageway (6.1.2).

7. The angle adjustment mechanism of claim 5, wherein: the mounting blocks (8) are two, the two mounting blocks (8) are symmetrically arranged on two sides of the warping plate (3.1), and two ends of the limiting shaft (2) are respectively matched in the corresponding limiting grooves (1.1).

8. The angle adjustment mechanism of claim 7, wherein: last casing (6.2) one end that is close to wane (3.1) pin joint be equipped with mounting groove (6.2.1), mounting groove (6.2.1) in slide and be equipped with and press down pressure board (9), the lower extreme top of pressing down pressure board (9) leans on wane (3.1).

9. The angle adjustment mechanism of claim 7, wherein: the lower extreme that goes up and press according to pressure board (9) of wane (3.1) correspond is equipped with recess (3.1.1), the lower extreme cooperation of pressing according to pressure board (9) is in recess (3.1.1).

10. A child safety seat comprises a seat body (101) and a base (100), wherein the seat body (101) is slidably arranged on the base (100) along the front-back direction, and the child safety seat is characterized in that: further comprising an angle adjustment mechanism as claimed in any one of claims 1 to 9.