WO2024213165A1 - Child safety seat - Google Patents

Abstract

A child safety seat, which comprises: a seat body (1); a base assembly (2) configured to support the bottom of the seat body (1); and a support frame assembly (3) located between the base assembly (2) and the seat body (1) and detachably connected to the base assembly (2); wherein the seat body (1) is movably connected to the support frame assembly (3), and same is configured to adjust the angle of inclination relative to the base assembly (2) under the guidance of the support assembly (3).

Description

Child safety seats

CROSS-REFERENCE TO RELATED APPLICATIONS

This application is based on and claims the priority of the Chinese patent application with application number 202320825108.9 and application date April 13, 2023. The disclosed content of the Chinese patent application is hereby introduced into this application as a whole.

Technical Field

The present disclosure relates to the field of children's products, and in particular to a child safety seat.

Background Art

For the safety of children riding in a car, it is necessary to install a child safety seat in the car to restrain and protect the children during driving, and to reduce the impact and injury to the children when the car collides or slows down.

Research has found that child safety seats in related technologies that can adjust the seat's tilt relative to the base are heavy, which affects the user experience, and require high manufacturing costs to adjust the tilt angle.

Utility Model Content

In view of this, an embodiment of the present disclosure provides a child safety seat, which helps to achieve lightweight.

In one aspect of the present disclosure, there is provided a child safety seat, comprising:

Seat body;

a base assembly configured to support a bottom portion of the seat body; and

A bracket assembly is located between the base assembly and the seat body and is detachably connected to the base assembly;

The seat body is movably connected to the bracket assembly and is configured to adjust the inclination angle relative to the base assembly under the guidance of the bracket assembly.

In some embodiments, two sides of the bottom of the seat body are provided with a slide groove group respectively; the bracket assembly includes:

a stent body; and

A sliding rod is arranged on the bracket body;

The two ends of the sliding rod are respectively slidably arranged in the sliding groove groups on both sides of the seat body, so that the seat body and the bracket assembly are slidably matched.

In some embodiments, the support assembly includes a limiting structure; and the child safety seat further includes:

The locking mechanism is arranged near the bottom of the seat body, and the locking mechanism is configured to cooperate with the limiting structure to limit Control the relative movement of the bracket assembly and the seat body.

In some embodiments, the child safety seat further comprises:

A first mounting frame, the first mounting frame is fixedly connected to the seat body, and the first mounting frame has a mounting hole;

The locking mechanism is sleeved in the mounting hole and is configured to slide relative to the mounting hole so as to cooperate with the limiting structure to lock the seat body, or to disengage from the limiting structure to unlock the seat body.

In some embodiments, the locking mechanism comprises:

a locking rod having a hollow structure; and

A reinforcement rod, a portion of which is fixed in the hollow structure of the locking rod.

In some embodiments, the locking mechanism further comprises:

The elastic element is sleeved outside another part of the reinforcing rod and is configured to apply an elastic force toward the limiting structure to the locking rod.

In some embodiments, it also includes:

An operating part is slidably connected to the first mounting frame, and the operating part is provided with an oblique groove;

Among them, a protrusion is provided on the outer periphery of the locking rod, and the protrusion is clamped in the inclined groove. The protrusion is configured to move along the inclined groove when subjected to an operating force, so as to drive the locking mechanism away from the limiting structure.

In some embodiments, the limiting structure includes a plurality of limiting holes arranged at intervals;

Among them, each limiting hole corresponds to a different inclination angle of the seat body relative to the base assembly, and the locking mechanism is configured to be inserted into any one of the multiple limiting holes to lock the relative position of the seat body relative to the base assembly at the corresponding inclination angle.

In some embodiments, the chair body includes a seat portion and a backrest portion;

The slide groove group includes a first slide groove and a second slide groove, the first slide grooves in the slide groove groups on both sides are respectively arranged on both sides of the seat portion, and the second slide grooves in the slide groove groups on both sides are respectively arranged on both sides of the backrest portion;

The bracket assembly includes two sliding rods arranged at intervals, and the two sliding rods are respectively matched with the first sliding groove and the second sliding groove, and are configured to slide in the first sliding groove and the second sliding groove respectively.

In some embodiments, the bracket body includes two arc-shaped side panels disposed at intervals and at least one cross beam, and the at least one cross beam is fixedly connected between the two arc-shaped side panels or is integrally formed with the two arc-shaped side panels.

In some embodiments, the support body includes two cross beams, and the two sliding rods are respectively located under the two cross beams.

In some embodiments, the sliding rod is a metal piece.

In some embodiments, it also includes:

A support leg assembly rotatably connected to the base assembly;

Wherein, the bottom surface of the base assembly has a concave receiving space;

The support leg assembly has a first state and a second state. In the first state, the support leg assembly rotates to be embedded in the accommodating space. In the second state, the support leg assembly rotates to a supporting position.

In some embodiments, in the first state, the lowest point of the support leg assembly is not lower than the bottom surface of the base assembly.

In some embodiments, the support leg assembly includes:

A rotating shaft is arranged in the base assembly;

The second mounting frame has a rotation hole and a limiting groove, the rotation hole is sleeved outside the rotating shaft, and the limiting groove is in an arc shape;

A support leg body fixedly connected to the second mounting frame; and

The limiting shaft passes through the limiting slot and is configured to move in the limiting slot to limit the rotation angle of the supporting leg body relative to the base assembly.

In some embodiments, a clamping portion is provided at the end of the supporting leg assembly, and a positioning groove is provided in the accommodating space. In the first state, the clamping portion is clamped in the positioning groove.

Therefore, according to the embodiment of the present disclosure, by setting the support assembly to be connected with the base assembly and movably connected with the seat body, the user can change the inclination angle of the seat body relative to the support assembly and the base assembly by operating the seat body, thereby adjusting the inclination posture of the seat body to meet the diverse usage needs of the user. The support assembly is arranged between the base assembly and the seat body, and the seat body is supported by the base assembly rather than the support assembly, which allows the support assembly to use lighter materials, realizes the lightweight of the child safety seat, and also makes the adjustment of the inclination angle of the seat body more convenient and flexible, and the support assembly has higher reliability.

BRIEF DESCRIPTION OF THE DRAWINGS

The drawings described herein are used to provide a further understanding of the present disclosure and constitute a part of the present application. The illustrative embodiments of the present disclosure and their descriptions are used to explain the present disclosure and do not constitute an improper limitation on the present disclosure. In the drawings:

FIG1 is a schematic structural diagram of some embodiments of a child safety seat according to the present disclosure;

FIG2 is a schematic structural diagram of a bracket assembly according to some embodiments of the child safety seat of the present disclosure;

FIG3A is a schematic diagram of the structure of a seat body according to some embodiments of the child safety seat of the present disclosure;

FIG3B is a schematic structural diagram of a seat body according to other embodiments of the child safety seat of the present disclosure;

FIG4 is a schematic structural diagram of a bracket assembly and a seat body according to some embodiments of the child safety seat of the present disclosure;

FIG5 is a schematic structural diagram of an unlocking mechanism according to some embodiments of the child safety seat of the present disclosure;

FIG6A is a schematic structural diagram of a child safety seat body at one of the tilt angles according to some embodiments of the present disclosure;

FIG6B is a schematic diagram of the structure of the seat body at another tilt angle according to some embodiments of the child safety seat of the present disclosure;

FIG7A is a schematic structural diagram of a child safety seat according to other embodiments of the present disclosure, wherein the seat body is at one of the tilt angles;

FIG7B is a schematic structural diagram of a seat body at another tilt angle according to other embodiments of the child safety seat disclosed herein;

FIG8A is a schematic structural diagram of a support leg assembly in a second state according to some embodiments of the child safety seat of the present disclosure;

FIG8B is a schematic structural diagram of a support leg assembly in a first state according to some embodiments of the child safety seat of the present disclosure;

FIG. 9 is a schematic structural diagram of a support leg assembly according to some embodiments of a child safety seat of the present disclosure;

FIG10 is a schematic structural diagram of a support leg assembly according to other embodiments of a child safety seat of the present disclosure;

FIG. 11 is a schematic structural diagram of a support leg assembly according to yet other embodiments of a child safety seat of the present disclosure;

FIG. 12 is a schematic bottom view of a base assembly according to some embodiments of the child safety seat of the present disclosure.

It should be understood that the size of each part shown in the accompanying drawings is not drawn according to the actual proportional relationship. In addition, the same or similar reference numerals represent the same or similar components.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the present disclosure to clearly and completely describe the technical solutions in the embodiments of the present disclosure. Obviously, the described embodiments are only part of the embodiments of the present disclosure, rather than all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present disclosure and its application or use. Based on the embodiments in the present disclosure, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present disclosure.

Unless otherwise specifically stated, the relative arrangement of the components and steps, numerical expressions, and numerical values described in these embodiments do not limit the scope of the present disclosure. At the same time, it should be understood that for ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods, and devices known to ordinary technicians in the relevant fields may not be discussed in detail, but where appropriate, the techniques, methods, and devices should be considered as part of the authorized specification. In all examples shown and discussed herein, any specific values should be interpreted The explanation is only exemplary and not limiting. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

In the related art, the adjusting mechanism for adjusting the tilt angle of a child safety seat with adjustable seat tilt angle needs to withstand the pressure from the seat and provide guidance for the relative movement between the seat and the base. If the material of the adjusting mechanism is too little, it will not be able to complete the above functions. Therefore, the adjusting mechanism is usually heavy and costly, which is not conducive to the lightweighting of the child safety seat.

FIG1 is a schematic structural diagram of some embodiments of a child safety seat according to the present disclosure. Referring to FIG1 , the child safety seat includes: a seat body 1 , a base assembly 2 and a bracket assembly 3 .

The base assembly 2 includes but is not limited to being in an arc shape to fit the arc-shaped bottom of the seat body 1, thereby supporting the bottom of the seat body 1. The bracket assembly 3 is located between the base assembly 2 and the seat body 1, and is detachably connected to the base assembly 2; the bracket assembly 3 includes but is not limited to being arranged at a position close to the bottom of the seat body 1. The seat body 1 is movably connected to the bracket assembly 3, and is configured to adjust the tilt angle relative to the base assembly 2 under the guidance of the bracket assembly 3.

The force of the seat body 1 is transmitted to the base assembly 2 through the bracket assembly 3, so that the bracket assembly 3 does not need to bear the supporting force. The bracket assembly 3 can be made of lighter materials such as plastic, thereby helping to reduce the weight of the child safety seat and making it easier for users to carry it.

In this embodiment, by setting the support assembly 3 to be connected with the base assembly 2 and movably connected with the seat body 1, the user can change the inclination angle of the seat body 1 relative to the support assembly 3 and the base assembly 2 by operating the seat body 1, thereby adjusting the inclination posture of the seat body 1, which can meet the diverse usage needs of the user. The support assembly 3 is arranged between the base assembly 2 and the seat body 1, and the seat body 1 is supported by the base assembly 2 rather than the support assembly 3. The support assembly 3 does not need to be subjected to force, which allows the support assembly 3 to use lighter materials, so as to achieve lightweight child safety seats; in addition, since the support assembly 3 avoids the situation where the angle adjustment smoothness is affected by local force, the inclination angle adjustment of the seat body 1 can be adjusted more conveniently and flexibly, and the support assembly 3 has higher reliability.

FIG2 is a schematic diagram of the structure of the bracket assembly according to some embodiments of the child safety seat disclosed herein. FIG3A is a schematic diagram of the structure of the seat body according to some embodiments of the child safety seat disclosed herein. Referring to FIG1 to FIG3A, in some embodiments, a slide groove group 11 is respectively provided on both sides of the bottom of the seat body 1, and the slide groove group 11 includes but is not limited to being arranged at a position near the bottom of the seat body 1, and the length of the slide groove group 11 corresponds to the range of adjustment of the inclination angle of the seat body 1 relative to the base assembly 2.

The support assembly 3 includes a support body 31 and a sliding rod 32, and the sliding rod 32 is arranged on the support body 31. The two ends of the sliding rod 32 are respectively slidably arranged in the slide groove groups 11 on both sides of the seat body 1, so that the seat body 1 and the support assembly 3 are slidably matched. The user can change the position of the sliding rod 32 in the slide groove group 11 by operating the seat body 1, and different positions of the sliding rod 32 in the slide groove group 11 correspond to different inclination angles of the seat body 1 relative to the base assembly 2.

In this embodiment, the sliding cooperation between the sliding rod 32 and the sliding groove group 11 can realize the flexible adjustment of the tilting posture of the seat body 1 relative to the base assembly 2, and the tilting angle adjustment process is more stable.

FIG3B is a schematic diagram of the structure of the seat body according to other embodiments of the child safety seat disclosed herein. Referring to FIG3B , in some embodiments, the seat body 1 includes a seat portion 12 and a backrest portion 13. The slide groove group 11 includes a first slide groove 14 and a second slide groove 15, the first slide grooves 14 of the slide groove groups 11 on both sides are respectively arranged on both sides of the seat portion 12, and the second slide grooves 15 of the slide groove groups 11 on both sides are respectively arranged on both sides of the backrest portion 13.

The bracket assembly 3 includes two sliding rods 32 that are spaced apart from each other. The two sliding rods 32 cooperate with the first sliding groove 14 and the second sliding groove 15 respectively, and are configured to slide in the first sliding groove 14 and the second sliding groove 15 respectively.

In this embodiment, the number of slide grooves in the slide groove group 11 can be adjusted as needed. The first slide groove 14 and the second slide groove 15 are respectively arranged on the seat part 12 and the backrest part 13, which can realize constraints on the seat body 1 in different directions, so as to improve the safety of the tilt angle adjustment operation and prevent the seat body 1 from falling out.

FIG4 is a schematic diagram of the structure of the support assembly and the seat body according to some embodiments of the child safety seat of the present disclosure. Referring to FIG2 and FIG4, in some embodiments, the support assembly 3 includes a limiting structure 30, and the limiting structure 30 can be arranged near one side end of the support assembly 3. The child safety seat also includes a locking mechanism 4, which is arranged near the bottom of the seat body 1, and the locking mechanism 4 is configured to cooperate with the limiting structure 30 to limit the relative movement of the support assembly 3 and the seat body 1.

In this embodiment, by setting a locking mechanism 4, after the seat body 1 is adjusted to the target tilt angle, the seat body 1 can be maintained in the tilted posture for the user to use, and the seat body 1 can be prevented from shaking when the user sits or lies down, thereby effectively ensuring the user's riding safety.

Referring to FIG. 2 and FIG. 4 , in some embodiments, the child safety seat further comprises a first mounting frame 5, which is fixedly connected to the seat body 1 and has a mounting hole. The locking mechanism 4 is sleeved in the mounting hole and is configured to slide relative to the mounting hole to cooperate with the limiting structure 30 to lock the seat body 1, or to disengage from the limiting structure 30 to unlock the seat body 1. The first mounting frame 5 can be fixedly connected to the seat body 1 by fasteners such as screws.

In this embodiment, a first mounting frame 5 is provided on the seat body 1 to facilitate installation and Position maintenance: the locking mechanism 4 can be used to switch between different postures of the child safety seat. When the user needs to switch the tilt angle, the locking mechanism 4 is disengaged from the limiting structure 30 to release the relative movement of the sliding rod 32 and the slide groove group 11, so that the user can adjust the tilt posture of the seat body 1. After the user adjusts to a suitable tilt angle, the locking mechanism 4 is inserted into the limiting structure 30 to limit the relative movement of the bracket assembly 3 and the seat body 1, so that the seat body 1 is maintained at the tilt angle for riding.

Fig. 5 is a schematic diagram of the structure of the unlocking mechanism of some embodiments of the child safety seat of the present disclosure. Referring to Fig. 5, in some embodiments, the locking mechanism 4 includes: a locking rod 41 and a reinforcing rod 42. The locking rod 41 has a hollow structure, and a part of the reinforcing rod 42 is fixed in the hollow structure of the locking rod 41.

In this embodiment, the locking rod 41 is provided with a reinforcing rod 42 to strengthen the force strength of the locking rod 41, so that it can withstand greater torque and have higher reliability. The locking rod 41 includes but is not limited to plastic material, and the reinforcing rod 42 includes but is not limited to metal material, such as iron.

Referring to Figure 5, in some embodiments, the locking mechanism 4 also includes an elastic element 43, which is sleeved outside another part of the reinforcement rod 42. The elastic element 43 abuts between the port of the locking rod 41 and the seat body 1, and is configured to apply an elastic force to the locking rod 41 tending to the limiting structure 30.

In this embodiment, an elastic element 43 is provided to apply an elastic force toward the limiting structure 30 to the locking rod 41. The user needs to pull the locking rod 41 to overcome the elastic force in order to unlock the locking mechanism 4 from the limiting structure 30, thereby preventing the seat body 1 from loosening due to accidental touching or other reasons during the child's riding, thereby improving riding safety.

Referring to FIG5 , in some embodiments, the child safety seat further comprises an operating portion 6, which is slidably connected to the first mounting frame 5, and is provided with an oblique groove 61. A protrusion 44 is provided on the periphery of the locking rod 41, and the protrusion 44 is clamped in the oblique groove 61. The protrusion 44 is configured to move along the oblique groove 61 when subjected to an operating force, so as to drive the locking mechanism 4 away from the limiting structure 30. The operating portion 6 may be provided with a recessed portion for convenient user force application and finger placement, and the protrusion 44 may be provided on the periphery of the locking rod 41. In this embodiment, by providing the operating portion 6, it is convenient for the user to apply force and unlock the tilt angle of the seat body 1 by pulling the operating portion 6.

Fig. 6A is a schematic diagram of the structure of a child safety seat according to some embodiments of the present disclosure, in which the seat body is at one tilt angle. Fig. 6B is a schematic diagram of the structure of a child safety seat according to some embodiments of the present disclosure, in which the seat body is at another tilt angle. Fig. 7A is a schematic diagram of the structure of a child safety seat according to other embodiments of the present disclosure, in which the seat body is at one tilt angle. Fig. 7B is a schematic diagram of the structure of a child safety seat according to other embodiments of the present disclosure, in which the seat body is at another tilt angle. Referring to Figs. 2, 6A, 6B, 7A and 7B, in some embodiments, the limiting structure 30 has a plurality of limiting holes 33 arranged at intervals, each limiting hole 33 corresponding to a different tilt angle of the seat body 1 relative to the base assembly 2, and the locking mechanism 4 is configured as Insert any one of the plurality of limiting holes 33 to lock the relative position of the seat body 1 with respect to the base assembly 2 at a corresponding tilt angle.

For example, four equally spaced limit holes 33 may be provided, and the child seat has four tilting positions, so that the maximum adjustment range of the tilting angle of the seat body 1 relative to the base assembly 2 is 14 degrees, and the corresponding interval tilting angle difference between two adjacent limit holes 33 is 4.66 degrees.

Figures 6A and 6B respectively show different tilt angles between the seat body 1 and the base assembly 2 when the seat body 1 is installed forwardly on the base assembly 2. Figures 7A and 7B respectively show different tilt angles between the seat body 1 and the base assembly 2 when the seat body 1 is installed reversely on the base assembly 2.

In this embodiment, a plurality of limiting holes 33 can be provided according to actual needs to provide a plurality of tilting positions for the child safety seat, and the seat body 1 forms a different tilting angle relative to the base assembly 2 in each position.

Referring to FIG. 2 , in some embodiments, the support body 31 includes two spaced arc-shaped side panels 34 and at least one crossbeam 35, the crossbeam 35 is fixedly connected between the two arc-shaped side panels 34 or is integrally formed with the two arc-shaped side panels 34, and the sliding rod 32 is parallel to the crossbeam 35. The support body 31 includes but is not limited to being made of plastic material. In this embodiment, the crossbeam 35 and the two arc-shaped side panels 34 can be fixedly connected or be an integral structure, and the side panels 34 are arc-shaped so that the base assembly 2 and the seat body 1 can form a better fit to prevent interference.

2, in some embodiments, the bracket body 31 includes two cross beams 35, and the two sliding rods 32 are respectively located under the two cross beams 35. In this embodiment, by arranging the sliding rods 32 under the two cross beams 35, so that the sliding rods 32 only slide in cooperation with the sliding grooves 11 without bearing torque, the coordination flexibility and reliability of the bracket assembly 3 and the seat body 1 can be improved.

In some embodiments, the sliding rod 32 is a metal piece. In this embodiment, the sliding rod 31 can be made of metal, such as iron, so that the cooperation between the bracket assembly 3 and the seat body 1 is more stable and reliable.

1, in some embodiments, the bracket assembly 3 is detachably connected to the base assembly 2. In this embodiment, a clamping device can be provided on the base assembly 2 so as to cooperate with the base assembly 2 through the sliding rod 32, so that the seat body 1 and the bracket assembly 3 can be detachably connected to the base assembly 2, which is convenient for users to disassemble and assemble.

Fig. 8A is a schematic diagram of the structure of a support leg assembly in a second state according to some embodiments of a child safety seat disclosed herein. Fig. 8B is a schematic diagram of the structure of a support leg assembly in a first state according to some embodiments of a child safety seat disclosed herein. Fig. 11 is a schematic diagram of the structure of a support leg assembly according to some further embodiments of a child safety seat disclosed herein. Fig. 12 is a schematic diagram of the bottom surface of a base assembly according to some embodiments of a child safety seat disclosed herein. Referring to Fig. 1, Fig. 8A, Fig. 8B, Fig. 11 and Fig. 12, in some embodiments, the child safety seat further comprises a support leg assembly 7, which is rotatably connected to the base assembly 2. The bottom surface of the base assembly 2 has a concave accommodating space. The supporting leg assembly 7 is connected to the front end of the base assembly 2 .

The support leg assembly 7 has a first state and a second state. In the first state, the support leg assembly 7 rotates to be embedded in the accommodating space. In the second state, the support leg assembly 7 rotates to a supporting position.

In this embodiment, the first state is the storage state of the support leg assembly 7, at which time the support leg assembly 7 can be rotated into the concave accommodation space without protruding outward relative to the bottom surface of the base assembly 2, and at this time, the end of the support leg assembly 7 connected to the base assembly 2 is flush with the front end of the base assembly 2, and the base assembly 2 can be placed horizontally on the seat without affecting the use of the base assembly 2. When the child safety seat is stored, the space occupied in the storage state can be effectively reduced, and it is not easy to tilt.

In the second state, the support leg assembly 7 can be rotated to support the support surface or the ground in the car to improve the safety of the child during riding. In the second state, the support leg assembly 7 includes but is not limited to being 90 degrees with the bottom of the base assembly 2.

8A, 8B, 11 and 12, in some embodiments, in the first state, the lowest point of the support leg assembly 7 is not lower than the bottom surface of the base assembly 2. In this embodiment, in the first state, the support leg assembly 7 can be rotated to the lowest point without protruding relative to the plane where the bottom surface of the base assembly 2 is located, so that the base assembly 2 can be placed flat on the car seat or storage plane, and will not affect the use of the child safety seat.

FIG. 9 is a schematic diagram of the structure of the support leg assembly according to some embodiments of the child safety seat of the present disclosure. FIG. 10 is a schematic diagram of the structure of the support leg assembly according to other embodiments of the child safety seat of the present disclosure. FIG. 8A, FIG. 8B, FIG. 9 and FIG. 10, in some embodiments, the support leg assembly 7 includes: a rotating shaft 71, a second mounting frame 72, a support leg body 75 and a limiting shaft 76. The second mounting frame 72 includes but is not limited to being fixedly connected to the support leg body 75 by welding or the like, and the support leg assembly 7 may also include a shell, which is sleeved outside the support leg body 75.

The rotating shaft 71 is disposed in the base assembly 2, and the second mounting frame 72 has a rotating hole 73 and a limiting groove 74. The rotating hole 73 is sleeved outside the rotating shaft 71, and the limiting groove 74 is in an arc shape. The supporting leg body 75 is fixedly connected to the second mounting frame 72, and the limiting shaft 76 passes through the limiting groove 74 and is configured to move in the limiting groove 74 to limit the rotation angle of the supporting leg body 75 relative to the base assembly 2.

Reinforcement tubes may be provided on both sides of the bottom of the base assembly 2 , and the connecting sections of the limiting shaft 76 and the rotating shaft 71 are respectively passed through the reinforcement tubes on both sides to improve the strength of the supporting leg assembly 7 .

In this embodiment, the rotational travel of the support leg body 75 can be limited by setting a limit groove 74, and the shape of the limit groove 74 can be adjusted as needed to allow the support leg body 75 to rotate within a preset angle and/or position range.

In some embodiments, as shown in FIGS. 8A , 8B and 9 , a clamping portion 77 is provided at the end of the support leg assembly 7 to allow A positioning groove 81 is defined in the receiving space. In the first state, the engaging portion 77 is engaged in the positioning groove 81 .

In this embodiment, a clamping portion 77 can be provided at the end of the supporting leg assembly 7 to cooperate with the positioning groove 81 in the accommodating space, so that in the first state, the clamping portion 77 is inserted into the positioning groove 81 so that the supporting leg assembly 7 can be kept in the accommodating space, thereby preventing the supporting leg assembly 7 from falling out of the accommodating space when the user transports or carries the child safety seat, thereby further ensuring the stability of the storage and improving the user experience.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present disclosure rather than to limit it. Although the present disclosure has been described in detail with reference to the preferred embodiments, ordinary technicians in the relevant field should understand that the specific implementation methods of the present disclosure can still be modified or some technical features can be replaced by equivalents without departing from the spirit of the technical solution of the present disclosure, which should be included in the scope of the technical solution for protection of the present disclosure.

Claims (16)

A child safety seat, comprising: Seat body (1); A base assembly (2) configured to support the bottom of the seat body (1); and A bracket assembly (3) is located between the base assembly (2) and the seat body (1), and is detachably connected to the base assembly (2); The seat body (1) is movably connected to the support assembly (3) and is configured to adjust the inclination angle relative to the base assembly (2) under the guidance of the support assembly (3). The child safety seat according to claim 1, wherein two sides of the bottom of the seat body (1) are provided with a slide groove group (11); The support assembly (3) comprises: a support body (31); and A sliding rod (32) is arranged on the bracket body (31); Wherein, the two ends of the sliding rod (32) are respectively slidably arranged in the sliding groove groups (11) on both sides of the seat body (1), so that the seat body (1) and the bracket assembly (3) can be slidably matched. The child safety seat according to claim 1 or 2, wherein the bracket assembly (3) comprises a limiting structure (30); the child safety seat further comprises: A locking mechanism (4) is arranged near the bottom of the seat body (1), and the locking mechanism (4) is configured to cooperate with the limiting structure (30) to limit the relative movement between the bracket assembly (3) and the seat body (1). The child safety seat according to claim 3, wherein the child safety seat further comprises: A first mounting frame (5), the first mounting frame (5) being fixedly connected to the seat body (1), and the first mounting frame (5) having a mounting hole; The locking mechanism (4) is sleeved in the mounting hole and is configured to slide relative to the mounting hole so as to cooperate with the limiting structure (30) to lock the seat body (1), or to disengage from the limiting structure (30) to unlock the seat body (1). The child safety seat according to claim 4, wherein the locking mechanism (4) comprises: a locking rod (41), the locking rod (41) having a hollow structure; and A reinforcing rod (42), a portion of which is fixed to the hollow structure of the locking rod (41) Inside. The child safety seat according to claim 5, wherein the locking mechanism (4) further comprises: The elastic element (43) is sleeved outside another part of the reinforcing rod (42) and is configured to apply an elastic force toward the limiting structure (30) to the locking rod (41). The child safety seat according to claim 5 or 6, further comprising: An operating portion (6) is slidably connected to the first mounting frame (5), and the operating portion (6) is provided with an inclined groove (61); The outer periphery of the locking rod (41) is provided with a protrusion (44), the protrusion (44) is engaged in the inclined groove (61), and the protrusion (44) is configured to move along the inclined groove (61) when subjected to an operating force, so as to drive the locking mechanism (4) away from the limiting structure (30). The child safety seat according to any one of claims 3 to 7, wherein the limiting structure (30) comprises a plurality of limiting holes (33) arranged at intervals; Each of the limiting holes (33) corresponds to a different tilt angle of the seat body (1) relative to the base assembly (2), and the locking mechanism (4) is configured to be inserted into any one of the plurality of limiting holes (33) to lock the relative position of the seat body (1) relative to the base assembly (2) at the corresponding tilt angle. The child safety seat according to any one of claims 2 to 8, wherein the seat body (1) comprises a seat portion (12) and a backrest portion (13); The slide groove group (11) comprises a first slide groove (14) and a second slide groove (15), the first slide grooves (14) in the slide groove groups (11) on both sides are respectively arranged on both sides of the seat portion (12), and the second slide grooves (15) in the slide groove groups (11) on both sides are respectively arranged on both sides of the backrest portion (13); The support assembly (3) comprises two sliding rods (32) arranged at intervals, and the two sliding rods (32) respectively cooperate with the first sliding groove (14) and the second sliding groove (15), and are configured to slide in the first sliding groove (14) and the second sliding groove (15) respectively. A child safety seat as described in any one of claims 2 to 9, wherein the bracket body (31) includes two arcuate side panels (34) arranged at intervals and at least one cross beam (35), and the at least one cross beam (35) is fixedly connected between the two arcuate side panels (34) or is integrally formed with the two arcuate side panels (34). The child safety seat as claimed in claim 10, wherein the support body (31) comprises two cross beams (35), and the two sliding rods (32) are respectively located under the two cross beams (35). The child safety seat according to any one of claims 2 to 11, wherein the sliding rod (32) is a metal part. The child safety seat according to any one of claims 1 to 12, further comprising: A supporting leg assembly (7) rotatably connected to the base assembly (2); Wherein, the bottom surface of the base assembly (2) has a concave accommodating space; The support leg assembly (7) has a first state and a second state. In the first state, the support leg assembly (7) rotates to be embedded in the accommodating space. In the second state, the support leg assembly (7) rotates to a supporting position. The child safety seat as claimed in claim 13, wherein in the first state, the lowest point of the supporting leg assembly (7) is not lower than the bottom surface of the base assembly (2). The child safety seat according to claim 14, wherein the support leg assembly (7) comprises: A rotating shaft (71) is inserted into the base assembly (2); The second mounting frame (72) has a rotating hole (73) and a limiting groove (74), wherein the rotating hole (73) is sleeved outside the rotating shaft (71), and the limiting groove (74) is in an arc shape; A supporting leg body (75) fixedly connected to the second mounting frame (72); and A limiting shaft (76), the limiting shaft (76) passes through the limiting slot (74), and is configured to move in the limiting slot (74) to limit the rotation angle of the supporting leg body (75) relative to the base assembly (2). The child safety seat as described in claim 14 or 15, wherein a clamping portion (77) is provided at the end of the supporting leg assembly (7), a positioning groove (81) is provided in the accommodating space, and in the first state, the clamping portion (77) is clamped in the positioning groove (81).