CN207644209U - Foldable child safety seat - Google Patents

Abstract

The utility model discloses a foldable child safety seat, which comprises a main body backrest 1, a seat cushion 2, a base 3, a soft bag 4, a man-machine interaction device 5, a retractable headrest 6, and a safety belt 8. The utility model The new type of safety seat can be folded and placed and the inclination angle can be adjusted steplessly. When folding, the main body backrest is pulled upward for a certain stroke to align the rotating shaft mechanism. The stepless adjustment is realized through the rack and pinion mechanism set in the sandwich structure; This folding method enhances the impact resistance of the main body backrest, supports stability, and has high safety performance; the safety seat of the present invention is also equipped with a human-computer interaction device, which increases the fun of riding.

Description

foldable child safety seat

technical field

The utility model relates to a child safety seat, in particular to a foldable child safety seat.

Background technique

As the child safety seat is a must-use seat for children when riding in a car, it can effectively provide safety protection for children in the car. In many countries such as Europe and the United States, it is mandatory for children under the age of 12 to ride in a car Implemented regulations, violations of which are subject to harsher penalties. At present, the country is also gradually improving the formulation of regulations on the mandatory use of child safety seats.

Among the existing problems in the use of child safety seats, in addition to the weak awareness of parents' use of the concept, the main problems of the current safety seats are the large size of the seat, inconvenient transportation and storage, and children's reluctance to ride. The use and promotion of seats have brought many adverse effects.

Utility model content

Aiming at the deficiencies of the prior art, the utility model discloses a foldable child safety seat, which can be lifted and folded to enhance the impact resistance, is convenient for storage and movement, and can provide stable and reliable safety when installed in the forward and reverse directions. support. The specific technical scheme is as follows:

A foldable child safety seat is characterized in that the seat includes a main backrest 1, a seat cushion 2, a base 3, a soft bag 4, a human-computer interaction device 5, a retractable headrest 6, and a safety belt 8. The soft The bag 4 is placed in the backrest 1 and the seat cushion 2 of the main body, the retractable headrest 6 is fixed on the backrest 1 of the main body, and the human-computer interaction device 5 is fixed on the retractable headrest 6; the retractable headrest 6 is supported and limited by the headrest support frame 7;

Both ends of the safety belt 8 are fastened to the main body backrest 1 and the seat cushion 2 respectively;

The cushion 2 and the base 3 shown are slidingly connected, and the front ends of the cushion 2 and the base 3 are also connected by a separation handle 10;

The middle of the lower part of the main body backrest 1 is provided with a guide rail groove 17, and a pair of rotating shaft mechanisms 19 with telescopic rails 20 are arranged symmetrically on both sides of the bottom of the described guiding rail groove 17, and the described rotating shaft mechanisms 19 can be moved along the The telescopic rail 20 is axially telescopic;

A support rail 22 extends from the middle of the end of the cushion 2, and side grooves 21 are provided on both sides of the support rail 22, and side grooves 21 are connected to the side groove 21 and extend to the bottom of the cushion 2. The side chute 23, the back of the support rail 22 is provided with a guide rail 18;

When the seat is in the unfolded state, the rotating shaft mechanism 19 is embedded in the side slide groove 23, and the guide rail 18 is embedded in the guide rail groove 17; when the seat is folded, the above-mentioned Main body backrest 1, the guide rail groove 17 slides upward along the guide rail 18, and the rotating shaft mechanism 19 slides upward along the side slide groove 23, when the guide rail groove 17 slides upward to the limit position And when detached from the guide rail 18, the rotating shaft mechanism 19 is embedded in the side groove 21. At this time, the main body backrest 1 can rotate around the support rail 22 to realize the folding of the seat.

Further, the seat also includes a folding lock 14, the folding lock 14 is oval, and it is connected with the rotating shaft mechanism 19 through a link mechanism, and the folding lock 14 is rotated to drive the The above-mentioned rotating shaft mechanism 19 expands and contracts along the axial direction of the telescopic rail 20 .

Further, the base 3 also includes an upper base 24, a buffer pad 25, and a lower base 26, and the two ends of the buffer pad 25 are respectively embedded in the upper base 24 and the lower base 26, and the upper base 24 , the buffer pad 25 and the lower base 26 are fixedly connected together by countersunk screws.

Further, a sandwich structure 27 is provided between the seat cushion 2 and the base 3, the upper surface of the sandwich structure 27 is provided with teeth 28, and the lower surface is provided with four grooves, the seat cushion 2 The bottom is provided with a tooth-shaped structure corresponding to the teeth on the upper surface of the sandwich structure 27, and the upper surface of the base 3 is provided with protrusions 29 corresponding to the four grooves, and the protrusions are embedded In the groove, the stepless adjustment of the angle of the seat cushion 2 is realized through the meshing of the tooth-shaped structure on the seat cushion 2 and the teeth on the sandwich structure.

Further, the human-computer interaction device 5 includes a housing 31, a speaker 32, a camera 33 and a bendable connection device 34, the speaker 32 and the camera 33 are assembled in the housing 31, and the housing 31 It is fixed on the retractable headrest 6 through the bendable connecting device 34 .

Further, the base 3 also includes an ISOFIX telescopic button 11 on the side and a pair of ISOFIX interfaces 12 on the rear bottom.

Further, the main body backrest 1 also includes honeycomb anti-collision mechanisms 13 located on both sides of the retractable headrest 6 .

Further, a foldable stretch handle 15 is provided in the middle of the back of the main body backrest 1, and the lower end of the foldable stretch handle 15 is rotatably connected to the main body backrest 1 through a torsion spring and a pin shaft, and keeps the The above-mentioned folding and stretching handle 15 is pasted on the back of the main body backrest 1 .

Further, the seat also includes a seat angle adjustment button 16 .

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) Because the main backrest 1 of the safety seat of the present utility model can be folded, storage space is saved when not in use;

(2) The safety seat of the present utility model can be installed forward and reverse, and the seat cushion 2 and the base 3 are detachably connected. The seat cushion 2 is installed in reverse, without moving the base 3, which saves time and effort; and when the seat is installed in reverse, the backrest of the main body passes through the interaction between the guide rail groove 17 and the guide rail 18, the rotating shaft mechanism 19 and the side chute 23 Provide support, support stability and safety;

(3) The teeth on the seat cushion 2 of the present invention mesh with the interlayer structure 27, which can realize the stepless adjustment of the seat angle and allow the child to adjust the most comfortable sitting posture when riding;

(4) The safety seat of the present utility model is also equipped with a human-computer interaction device 5, so that the parents in the front row can understand the dynamics of the children in the car in real time, and realize timely communication and interaction, increasing the fun of riding.

Description of drawings

Fig. 1 is the overall structure schematic diagram of safety seat of the present utility model;

Fig. 2 is a rear view of the safety seat of the present invention and a partial schematic diagram of the folding buckle;

Fig. 3 is an exploded view and an overall view of the folded state of the safety seat of the present invention;

Fig. 4 is a schematic diagram of the base of the safety seat of the present invention;

Fig. 5 is a structural schematic diagram of the human-computer interaction device of the safety seat of the present invention.

In the figure, the main body backrest 1, seat cushion 2, base 3, soft bag 4, human-computer interaction device 5, retractable headrest 6, headrest support frame 7, seat belt 8, seat belt buckle 9, separation handle 10, ISOFIX Telescopic button 11, ISOFIX interface 12, honeycomb anti-collision device 13, folding lock 14, folding and stretching handle 15, stepless electric control button 16, guide rail groove 17, guide rail 18, shaft mechanism 19, telescopic rail 20, side concave Slot 21, support rail 22, side chute 23, upper base 24, buffer pad 25, lower base 26, sandwich structure 27, teeth 28, protrusion 29, countersunk screw 30, shell 31, speaker 32, camera 33, can The connector 34 is bent.

Detailed ways

The following representative examples specifically illustrate the contents of the present utility model, but these examples are not intended to limit the scope of the utility model herein.

As shown in Figure 1-5, a foldable child safety seat, the seat includes a main backrest 1, a seat cushion 2, a base 3, a soft bag 4, a human-computer interaction device 5, a retractable headrest 6, and a safety belt 8. The soft bag 4 is placed in the main backrest 1 and the seat cushion 2, the retractable headrest 6 is fixed on the main body backrest 1, the human-computer interaction device 5 is fixed on the retractable headrest 6, and the retractable headrest 6 is supported by the headrest The frame 7 is supported and limited, and the two ends of the safety belt 8 are respectively buckled and connected to the main body backrest 1 and the seat cushion 2, the seat cushion 2 and the base 3 are slidably connected, and the front ends of the seat cushion 2 and the base 3 are also connected by a separation handle 10;

As shown in Figure 3, the figure (a) in Figure 3 is an exploded view of the folded state of the safety seat of the present invention, and the figure (b) in Figure 3 is a schematic diagram of the overall structure of the folded state of the safety seat of the present invention, the main body A guide rail groove 17 is arranged in the middle of the lower part of the backrest 1, and a pair of rotating shaft mechanisms 19 with telescopic rails 20 are arranged symmetrically on both sides of the bottom of the guiding rail groove 17, and the rotating shaft mechanisms 19 can expand and contract axially along the telescopic rails 20; The main body backrest 1 also includes honeycomb anti-collision mechanisms 13 located on both sides of the retractable headrest 6 .

A support rail 22 extends out from the middle of the end of the cushion 2, and both sides of the support rail 22 are provided with a side groove 21 and a side chute 23 connected to the side groove 21 and extending to the bottom of the cushion 2. The support rail 22 The back side is provided with guide rail 18. The seat also includes an elliptical folding lock 14, which is connected with the rotating shaft mechanism 19 through a link mechanism, and the rotating folding locking buckle 14 can drive the rotating shaft mechanism 19 to expand and contract axially along the telescopic rail 20.

As shown in Figure 4, (a) figure in Figure 4 is the dismantling diagram of base 3, (b) figure among Figure 4 is assembly drawing, base 3 also comprises upper base 24, buffer pad 25, lower base 26, buffer pad The two ends of 25 are respectively embedded in the upper base 24 and the lower base 26, and the upper base 24, the buffer pad 25 and the lower base 26 are fixedly connected together by countersunk screws 30. When the seat received impact, the buffer pad 25 can absorb a certain impact and provide a cushioning force.

The base 3 also includes an ISOFIX telescopic button 11 on the side and a pair of ISOFIX interfaces 12 on the rear bottom.

Between the seat cushion 2 and the base 3, a sandwich structure 27 is provided. The upper surface of the sandwich structure 27 is provided with teeth 28, and the lower surface is provided with four grooves. The bottom of the seat cushion 2 is provided with teeth corresponding to the teeth on the upper surface of the sandwich structure 27. Shaped structure, the upper surface of the base 3 is provided with protrusions 29 corresponding to the four grooves, the protrusions are embedded in the grooves, the seat also includes a seat angle adjustment button 16, press the button 16, and the teeth on the seat cushion 2 are driven by the motor. Through the meshing of the toothed structure on the seat cushion 2 and the teeth on the sandwich structure, the stepless adjustment of the angle of the seat cushion 2 is realized.

When the seat was in the unfolded state, the rotating shaft mechanism 19 was embedded in the side chute 23, and the guide rail 18 was embedded in the guide rail groove 17. Force to support the backrest of the main body; when the seat needs to be folded, twist the folding lock 14 and pull the main backrest 1 upward at the same time, the folding lock 14 drives the shaft mechanism 19 to expand and contract along the telescopic rail 20 through the linkage mechanism, and the guide rail groove 17 slides upward along the guide rail 18, and the rotating shaft mechanism 19 slides upward along the side chute 23. When the guide rail groove 17 slides upward to the limit position and breaks away from the guide rail 18, the rotating shaft mechanism 19 is embedded in the side groove 21. At this time, the main backrest 1 It can rotate around the support rail 22 to realize the folding of the seat.

As shown in Figure 5, the human-computer interaction device 5 includes a casing 31, a speaker 32, a camera 33 and a bendable connection device 34, the speaker 32 and the camera 33 are all assembled in the casing 31, and the casing 31 is fixed on the flexible connection device 34 through a flexible connection device 34. On the retractable headrest 6.

There is also a folding and stretching handle 15 in the middle of the back of the main body backrest 1. The lower end of the folding and stretching handle 15 is rotatably connected with the main body backrest 1 through a torsion spring and a pin shaft, and the folding and stretching handle 15 is kept attached to the back of the main body backrest 1. . The folding and stretching handle is not only used for convenient hand holding when the seat is folded, but also can be used for placing materials such as manuals.

Because the main backrest 1 of the safety seat of the utility model can be folded, the storage space is saved when not in use;

The safety seat of the utility model can be installed in the forward and reverse directions, and the seat cushion 2 and the base 3 are detachably connected. Orientation installation, without moving the base 3, saves time and effort; and when the seat is installed in reverse, the backrest of the main body provides support through the interaction between the guide rail groove 17 and the guide rail 18, and the interaction between the rotating shaft mechanism 19 and the side slide groove 23 , good support stability and safety;

The seat cushion 2 of the utility model meshes with the teeth on the interlayer structure 27, which can realize the stepless adjustment of the seat angle, and allow children to adjust the most comfortable sitting posture when riding;

The safety seat of the utility model is also equipped with a human-computer interaction device 5, so that the parents in the front row can understand the dynamics of the children in the car in real time, and realize timely communication and interaction. At the same time, they can also comfort the children through the speaker, and the sound of the speaker is processed by changing the sound. Yes, TOM cat, children's voices and other sounds that are more attractive to children are used. In addition, there are modules such as children's songs and fairy tales in the device, so that children can have greater fun in child safety seats.

The content described in the embodiments of this specification is only an enumeration of the realization forms of the utility model concept, and the protection scope of the utility model should not be regarded as being limited to the specific forms stated in the embodiments, and the protection scope of the utility model also extends to Equivalent technical means that those skilled in the art can think of according to the concept of the utility model.

Claims (9)

1. foldable child safety seat, which is characterized in that the seat include main body backrest (1), cushion (2), pedestal (3), Soft Roll (4), human-computer interaction device (5), scalable headrest (6), safety belt (8), the Soft Roll (4) are positioned over the main body In backrest (1) and cushion (2), the scalable headrest (6) is fixed on the main body backrest (1), and described is man-machine mutual Dynamic device (5) is fixed on the scalable headrest (6)；The scalable headrest (6) is supported by supporting rack (7) of resting the head on And limit；

Described safety belt (8) both ends are snapped onto respectively on the main body backrest (1) and the cushion (2)；

Shown in cushion (2) and the pedestal (3) be slidably connected, and the cushion (2) and pedestal (3) front end also by point It is connected from knob (10)；

It is equipped with guide rail groove (17) among the lower part of the main body backrest (1), the two of the bottom of the guide rail groove (17) Side is symmetrically arranged with a pair of rotating shaft mechanism (19) for carrying expansion rail (20), and the rotating shaft mechanism (19) can stretch along described Rail (20) axial stretching；

Extend supporting rail (22) among the end of the cushion (2), it is recessed that the supporting rail (22) both sides are provided with side Slot (21) and be connected with the lateral grooves (21) and to the side sliding slot (23) that described cushion (2) lower part extends, The back of the supporting rail (22) is provided with guide rail (18)；

When seat is in unfolded state, in the embedded side sliding slot (23) of the rotating shaft mechanism (19), described leads In the embedded guide rail groove (17) of rail (18)；When rumble seat, the main body backrest (1) is pulled up, it is described Guide rail groove (17) along described guide rail (18) upward sliding, the rotating shaft mechanism (19) along the side sliding slot (23) to Upper sliding, when guide rail groove (17) upward sliding to extreme position and when being detached from guide rail (18), described turns In the embedded lateral grooves (21) of axis mechanism (19), at this point, the main body backrest (1) can be around the supporting rail (22) Rotation, realizes the folding of seat.

2. foldable child safety seat according to claim 1, which is characterized in that the seat further includes folding lock (14), folding lock (14) is ellipticity, is connect by link mechanism between the rotating shaft mechanism (19), is rotated The folding lock (14), drives the rotating shaft mechanism (19) along described expansion rail (20) axial stretching.

3. foldable child safety seat according to claim 1 or 2, which is characterized in that the pedestal (3) also wraps Upper bed-plate (24), cushion pad (25), lower bottom base (26) are included, the cushion pad (25) both ends are respectively embedded into the upper bed-plate (24) solid by sunk screw between the upper bed-plate (24), cushion pad (25) and lower bottom base (26) and in lower bottom base (26) Surely it links together.

4. foldable child safety seat according to claim 1 or 2, which is characterized in that the cushion (2) and Sandwich (27) is provided between the pedestal (3), (28) with teeth are arranged in the sandwich (27) upper surface, following table There are four groove, the bottom of the cushion (2) is provided with opposite with the tooth of the sandwich (27) upper surface for face setting The tooth-shape structure answered, the pedestal (3) upper surface are provided with raised (29) corresponding with four grooves, and described is convex It rises in the groove, by engaging for tooth-shape structure on the cushion (2) and the tooth in the sandwich, Realize the step-less adjustment of described cushion (2) angle.

5. foldable child safety seat according to claim 1 or 2, which is characterized in that the human-computer interaction dress It includes shell (31), loud speaker (32), camera (33) and flexible attachment device (34), the loud speaker (32) to set (5) It is assemblied in camera (33) in the shell (31), the shell (31) passes through the flexible attachment device (34) it is fixed on the scalable headrest (6).

6. foldable child safety seat according to claim 1 or 2, which is characterized in that the pedestal (3) also wraps Include the flexible buttons (11) of ISOFIX positioned at side and a pair of of ISOFIX interfaces (12) positioned at bottom below.

7. foldable child safety seat according to claim 1 or 2, which is characterized in that the main body backrest (1) It further include the honeycomb anticollision mechanism (13) positioned at described scalable headrest (6) both sides.

8. foldable child safety seat according to claim 1 or 2, which is characterized in that the main body backrest (1) The back side among be additionally provided with folding stretching handle (15), folding stretching handle (15) lower end by torsional spring and axis pin with The main body backrest (1) is rotatably connected, and the folding stretching handle (15) is kept to be fitted in the main body backrest (1) the back side.

9. foldable child safety seat according to claim 1 or 2, which is characterized in that the seat further includes Chair angle regulation button (16).