CN212765853U

CN212765853U - Child safety seat

Info

Publication number: CN212765853U
Application number: CN202021688130.6U
Authority: CN
Inventors: 林江娟; 夏环乐; 张志彬
Original assignee: Ningbo Welldon Baby Safety Technology Co ltd
Current assignee: Ningbo Welldon Baby Safety Technology Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-03-23
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to a child safety seat, including leaning against, base, head rest and a pair of flank, lean against including last backrest, backrest down and backrest adjustment mechanism, head rest and a pair of flank are all connected on last backrest, and the base is connected on backrest down, and last backrest can be connected on backrest down through backrest adjustment mechanism with adjusting from top to bottom, is equipped with a lower extreme open-ended holding chamber on last backrest, and lower backrest inserts in the holding intracavity, and messenger's upper backrest can be overlapped outside backrest down with adjusting. The utility model has the advantages that: the headrest and the side wings are adjustable up and down, and the adaptability is good.

Description

Child safety seat

Technical Field

The utility model relates to a safety seat specifically is a children's safety seat.

Background

The safety seat is designed for children, is arranged in a vehicle, particularly in a passenger car, has a constraint protection effect and can effectively improve the riding safety of the children, the backrest is the center of the safety seat for the children, and the headrest, the base and the side wings are required to be connected with the backrest. The backrest of the existing child safety seat is usually of an integrated structure, so that the child safety seat is only provided with a headrest and can be adjusted up and down to adapt to children with different heights, and the side wings are connected to the backrest, so that the height of the side wings cannot be adjusted, the adaptability is poor, and the design difficulty is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a child safety seat that headrest and flank are all adjustable from top to bottom, and adaptability is good.

In order to solve the technical problem, the utility model provides a children's safety seat of following structure: the backrest comprises an upper backrest, a lower backrest and a backrest adjusting mechanism, wherein the headrest and the pair of side wings are connected to the upper backrest, the base is connected to the lower backrest, and the upper backrest is connected to the lower backrest in a vertically adjustable manner through the backrest adjusting mechanism.

After adopting above-mentioned structure, compare with prior art, the utility model has the advantages of it is following: because lean against including last back, back down and lean against adjustment mechanism, head rest and a pair of flank are all connected on last back, and the base is connected on backing down, and the upper back is connected on backing down through leaning against adjustment mechanism with adjusting from top to bottom, consequently through the upper and lower height of adjusting the upper back, can make head rest and flank all realize adjustable from top to bottom to not only can improve greatly the utility model discloses children's safety seat's adaptability, but also can reduce the utility model discloses children's safety seat's the design degree of difficulty, reduce cost.

Child safety seat, wherein, last being equipped with a lower extreme open-ended holding chamber on the back, the back is inserted in the holding intracavity down, makes the back cover back outside down with upper back can adjusting.

Above-mentioned structure not only can effectively improve the stability of being connected of leaning on and back down, but also can effectively guarantee the structural strength of whole back, guarantees the utility model discloses children's safety seat's safety in utilization.

The utility model relates to a child safety seat, wherein, the backrest adjusting mechanism comprises a pulling plate, a reset spring and a sliding lock block, a sliding plate is arranged on the headrest, a first vertical chute is arranged at the back of the sliding plate, the pulling plate is arranged in the first vertical chute in a way of sliding up and down, the reset spring is arranged between the pulling plate and the inner wall of the first vertical chute, a transverse sliding hole which is communicated from front to back is arranged at the lower part of the first vertical chute, the sliding lock block is arranged in the transverse sliding hole in a way of sliding from front to back, a handle is arranged at the upper end of the pulling plate, the lower end of the pulling plate is movably connected with the sliding lock block, when the pulling plate moves up and down in the first vertical chute, the sliding lock block can move back and forth in the transverse sliding hole under the driving of the pulling plate, the lower part of the sliding plate extends into the containing cavity and is staggered with the front and back of the upper part of the lower backrest, a plurality, the front end of the sliding lock block is inserted into one of the transverse limiting holes.

The backrest adjusting mechanism is convenient to operate, compact in structure and good in stability.

Child safety seat, wherein, the upper portion of back portion of the back is equipped with the vertical spout of second down, the slide sets up in the vertical spout of second with sliding from top to bottom, on the cell wall of the vertical spout of second is all located to a plurality of horizontal spacing holes.

The structure can further improve the structural stability of the backrest adjusting mechanism and make the structure of the backrest adjusting mechanism more compact.

Child safety seat, wherein, the middle part of arm-tie front side is equipped with spring mounting groove, is equipped with the spring holder on the inner wall of first vertical spout, spring holder and reset spring all are located spring mounting groove, reset spring compresses tightly between spring mounting groove's inner wall bottom and spring holder.

The structure not only can further improve the structural stability of the backrest adjusting mechanism, but also can make the structure of the backrest adjusting mechanism more compact.

Child safety seat, wherein, the arm-tie lower extreme is equipped with a pair of drive plate, the slip locking piece is located between a pair of drive plate, the both sides of slip locking piece all are equipped with the slide bar, the both sides opening of horizontal slide opening makes the slide bar stretch out outside horizontal slide opening, all be equipped with on a pair of drive plate with correspond slide bar matched with drive inclined hole.

Child safety seat, wherein, the front end of drive inclined hole all upwards extends and forms the locating hole, the slide bar is located the drive inclined hole that corresponds.

Above-mentioned structure makes utility model child safety seat can keep the stability of interlocking better under the normal condition between upper back and the lower back to further guarantee the utility model discloses child safety seat's safety in utilization.

Child safety seat, wherein, the lower part of back portion is equipped with many vertical protruding muscle down, the back inner wall lower extreme department in holding chamber is equipped with the slider, the slider front end supports on many vertical protruding muscle with sliding from top to bottom.

Above-mentioned structure not only can effectively improve the structural strength who leans against down, but also can make lean against and lean against down between relative slip more smooth and easy, noise abatement regulation improves the utility model discloses children's safety seat's use travelling comfort.

Children's safety seat, wherein, the lower back-to-back portion department of many vertical protruding muscle upper ends is equipped with and is used for with slider complex limit stop.

The structure can effectively limit the height adjustment of the upper backrest, so that the upper backrest can be prevented from slipping off from the lower backrest.

Drawings

Fig. 1 is a schematic perspective view of a child safety seat according to the present invention;

FIG. 2 is a schematic perspective view of the child safety seat of the present invention when the upper backrest and the lower backrest are separated from each other;

FIG. 3 is a schematic perspective view of a lower backrest and a base of the child safety seat of the present invention;

FIG. 4 is an exploded view of the backrest adjustment mechanism provided on the headrest of the child safety seat of the present invention;

fig. 5 is a sectional view of the backrest adjusting mechanism of the child safety seat of the present invention.

Description of reference numerals: 1. backing up; 1A, backing up; 1B, a lower backrest; 2. a base; 3. a headrest; 4. a side wing; 5. an accommodating cavity; 6. pulling a plate; 7. a return spring; 8. a sliding lock block; 9. a slide plate; 10. a first vertical chute; 11. a transverse slide hole; 12. a handle; 13. a transverse limiting hole; 14. a second vertical chute; 15. a spring mounting groove; 16. a spring seat; 17. a drive plate; 18. a slide bar; 19. driving the inclined hole; 20. positioning holes; 21. vertical convex ribs; 22. a slider; 23. and a limit stop.

Detailed Description

The child safety seat of the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description.

In the description of the present invention, unless otherwise specified, the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", and the like indicate orientations or state relationships based on the orientations or state relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the mechanism or member 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 term "connected" is to be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. 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 to 5, the utility model discloses child safety seat leans against 1, base 2, head rest 3 and a pair of flank 4 including leaning against 1A, leaning against 1B down and leaning against adjustment mechanism, and head rest 3 and a pair of flank 4 all are connected on leaning against 1A at last through bolt fastening spare, and 2 lower extreme connections of base lean against 1B down, and upper backrest 1A can be connected on leaning against 1B through leaning against adjustment mechanism with adjusting from top to bottom.

Preferably, the upper backrest 1A is provided with an accommodating cavity 5 with an opening at the lower end, and the lower backrest 1B is inserted into the accommodating cavity 5, so that the upper backrest 1A can be sleeved outside the lower backrest 1B in an up-and-down adjustable manner.

The backrest adjusting mechanism comprises a pulling plate 6, a return spring 7 and a sliding locking block 8, a sliding plate 9 is arranged on the headrest 3, a first vertical sliding groove 10 is arranged at the back of the sliding plate 9, the pulling plate 6 is arranged in the first vertical sliding groove 10 in a vertically sliding manner, the return spring 7 is arranged between the pulling plate 6 and the inner wall of the first vertical sliding groove 10, a transverse sliding hole 11 which is through from front to back is arranged at the lower part of the first vertical sliding groove 10, the sliding locking block 8 is arranged in the transverse sliding hole 11 in a front-back sliding manner, a handle 12 is arranged at the upper end of the pulling plate 6, the lower end of the pulling plate 6 is movably connected with the sliding locking block 8, when the pulling plate 6 moves up and down in the first vertical sliding groove 10, the sliding locking block 8 can move back and forth and back in the transverse sliding hole 11 under the driving of the pulling plate 6, the lower part of the sliding plate 9 extends into the accommodating cavity 5 and is staggered with the upper part of the lower backrest 1B from front to back, a plurality of transverse limiting holes 13 which are used, the front end of the slide lock block 8 is inserted into one of the lateral limiting holes 13.

Preferably, the upper portion of the back of the lower backrest 1B is provided with a second vertical sliding groove 14, the sliding plate 9 is slidably disposed in the second vertical sliding groove 14 up and down, and the plurality of horizontal limiting holes 13 are disposed on the groove wall of the second vertical sliding groove 14.

Preferably, the middle part of the front side of the pulling plate 6 is provided with a spring installation groove 15, the inner wall of the first vertical sliding groove 10 is provided with a spring seat 16, the spring seat 16 and the return spring 7 are both positioned in the spring installation groove 15, and the return spring 7 is tightly pressed between the bottom of the inner wall of the spring installation groove 15 and the spring seat 16.

Preferably, the lower end of the pulling plate 6 is provided with a pair of driving plates 17, the sliding locking block 8 is positioned between the pair of driving plates 17, the two sides of the sliding locking block 8 are both provided with sliding rods 18, the two sides of the transverse sliding hole 11 are opened, so that the sliding rods 18 extend out of the transverse sliding hole 11, and the pair of driving plates 17 are both provided with driving inclined holes 19 matched with the corresponding sliding rods 18, namely the sliding rods 18 are slidably inserted into the corresponding driving inclined holes 19; in the present embodiment, the slide rod 18 is provided in two on each side of the slide lock block 8, and similarly, the driving inclined hole 19 is provided in two on each driving plate 17, so that the slide lock block 8 is prevented from rotating during the lateral sliding, and the lateral sliding of the slide lock block 8 can be made smoother.

Preferably, the front ends of the driving inclined holes 19 extend upwards to form positioning holes 20, and the sliding rods 18 are located in the corresponding driving inclined holes 19.

The lower part of backing to 1B back down is equipped with many vertical protruding muscle 21, and the back inner wall lower extreme department of holding chamber 5 is equipped with slider 22, and slider 22 front end supports on many vertical protruding muscle 21 with slidable from top to bottom, and vertical protruding muscle 21 in this embodiment is four and is horizontal interval distribution.

And a limit stop 23 matched with the slide block 22 is arranged at the back of the lower backrest 1B at the upper ends of the vertical convex ribs 21.

The above embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a children's safety seat, includes backrest (1), base (2), head rest (3) and a pair of flank (4), its characterized in that: backrest (1) is including last backrest (1A), lower backrest (1B) and backrest adjustment mechanism, headrest (3) and a pair of flank (4) are all connected on last backrest (1A), base (2) are connected on lower backrest (1B), go up backrest (1A) and through backrest adjustment mechanism can connect on lower backrest (1B) with adjusting from top to bottom.

2. The child safety seat according to claim 1, wherein: the upper backrest (1A) is provided with an accommodating cavity (5) with an opening at the lower end, and the lower backrest (1B) is inserted into the accommodating cavity (5), so that the upper backrest (1A) can be sleeved outside the lower backrest (1B) in a vertically adjustable manner.

3. The child safety seat according to claim 2, wherein: the backrest adjusting mechanism comprises a pulling plate (6), a return spring (7) and a sliding locking block (8), a sliding plate (9) is arranged on the headrest (3), a first vertical sliding groove (10) is formed in the back of the sliding plate (9), the pulling plate (6) is arranged in the first vertical sliding groove (10) in a vertically sliding mode, the return spring (7) is arranged between the pulling plate (6) and the inner wall of the first vertical sliding groove (10), a transverse sliding hole (11) which is through from front to back is formed in the lower portion of the first vertical sliding groove (10), the sliding locking block (8) is arranged in the transverse sliding hole (11) in a front-back sliding mode, a pulling handle (12) is arranged at the upper end of the pulling plate (6), the lower end of the pulling plate (6) is movably connected with the sliding locking block (8), so that the pulling plate (6) can move back and forth in the transverse sliding hole (11) under the driving of the pulling plate (6) when moving up and down in the first vertical sliding groove (10), the lower portion of the sliding plate (9) extends into the accommodating cavity (5) and is staggered with the upper portion of the lower backrest (1B) front and back, a plurality of transverse limiting holes (13) used for being matched with the sliding locking blocks (8) are vertically arranged on the upper portion of the lower backrest (1B) at intervals, and the front ends of the sliding locking blocks (8) are inserted into one transverse limiting hole (13).

4. The child safety seat according to claim 3, wherein: the upper portion of the back of the lower backrest (1B) is provided with a second vertical sliding groove (14), the sliding plate (9) is arranged in the second vertical sliding groove (14) in a vertically sliding mode, and the plurality of transverse limiting holes (13) are formed in the groove wall of the second vertical sliding groove (14).

5. The child safety seat according to claim 3, wherein: the middle part of arm-tie (6) front side is equipped with spring mounting groove (15), be equipped with spring holder (16) on the inner wall of first vertical spout (10), spring holder (16) and reset spring (7) all are located spring mounting groove (15), reset spring (7) compress tightly between the inner wall bottom and spring holder (16) of spring mounting groove (15).

6. The child safety seat according to claim 3, wherein: the lower end of the pulling plate (6) is provided with a pair of driving plates (17), the sliding locking block (8) is located between the pair of driving plates (17), sliding rods (18) are arranged on two sides of the sliding locking block (8), openings are formed in two sides of the transverse sliding hole (11) to enable the sliding rods (18) to extend out of the transverse sliding hole (11), and driving inclined holes (19) matched with the corresponding sliding rods (18) are formed in the pair of driving plates (17).

7. The child safety seat according to claim 6, wherein: the front ends of the driving inclined holes (19) extend upwards to form positioning holes (20), and the sliding rods (18) are located in the corresponding driving inclined holes (19).

8. The child safety seat according to claim 2, wherein: the lower part of the back of the lower backrest (1B) is provided with a plurality of vertical convex ribs (21), the lower end of the lower inner wall of the accommodating cavity (5) is provided with a sliding block (22), and the front end of the sliding block (22) can be supported on the vertical convex ribs (21) in a vertically sliding manner.

9. The child safety seat according to claim 8, wherein: and a limit stop (23) matched with the sliding block (22) is arranged at the back of the lower backrest (1B) at the upper end of the vertical convex ribs (21).