Child safety seat

Abstract

This invention discloses a child safety seat that is easy to use and prevents a child's body from slipping. The child safety seat includes a seat body, shoulder straps, crotch straps, and a buckle assembly. The shoulder straps are detachably connected to the seat body, and the lower end of the crotch strap is connected to the seat body. The buckle assembly includes a first locking member and a second locking member that can lock together. The first locking member is connected to the shoulder strap, and the second locking member is connected to the upper end of the crotch strap. It also includes a connector for detachably connecting the crotch strap to a vehicle seat belt. When the child safety seat is in a first usage state, the first and second locking members are locked together to connect the shoulder strap and crotch strap to form a child restraint system. When the child safety seat is in a second usage state, the first and second locking members are disengaged, and the shoulder strap and the first locking member are disengaged from the seat body.

Description

Technical Field

[0001] The invention relates to the field of children's products, and in particular to a child safety seat. Background Art

[0002] At present, there are different usage requirements for child safety seats corresponding to children of different age groups and different weights. When the user is a younger child, the child must be restrained with a five-point safety belt, that is, a safety belt restraint system consisting of two shoulder straps and a crotch strap, wherein the upper and lower ends of each shoulder strap are respectively connected to the safety seat body, and the lower end of the crotch strap is connected to the seat body. When in use, the two shoulder straps and the upper end of the crotch strap are connected by a buckle assembly; when the user is an older child, the child is required to be restrained with a vehicle safety belt, and the five-point safety belt cannot be used. However, when converting from a five-point safety belt to a vehicle safety belt, the shoulder belt, crotch belt and buckle assembly need to be removed, which is not convenient to use. In addition, when a vehicle safety belt is used to restrain a child, when the car collides, the child's body will slide down, affecting the protective effect of the vehicle safety belt, or even failing to play a protective role. Summary of the invention

[0003] In view of the above problems, an object of the present invention is to provide a child safety seat which is easy to use and can prevent the child's body from sliding down.

[0004] In order to achieve the above object, the present invention adopts the following technical scheme:

[0005] A child safety seat, comprising a seat body, a shoulder strap, a crotch strap and a buckle assembly for connecting the shoulder strap and the crotch strap, wherein the shoulder strap is detachably connected to the seat body, and the lower end of the crotch strap is connected to the seat body, the buckle assembly comprises a first locking member and a second locking member that can be locked with each other, the first locking member is connected to the shoulder strap, and the second locking member is connected to the upper end of the crotch strap, the child safety seat also comprises a connecting member for detachably connecting the crotch strap to a vehicle safety belt, the child safety seat has a first use state for use by young children and a second use state for use by older children, when the child safety seat is in the first use state, the first locking member and the second locking member are locked with each other to connect the shoulder strap and the crotch strap to form a child restraint system; when the child safety seat is in the second use state, the first locking member and the second locking member are disengaged from each other, and the shoulder strap and the first locking member are disengaged from the seat body.

[0006] Preferably, the crotch belt is provided with a crotch protector, and the connecting member is arranged on the crotch protector.

[0007] More preferably, when the child safety seat is in the second usage state, a hole for allowing a vehicle safety belt to pass through is formed on the connecting member or between the connecting member and the hip protector.

[0008] Furthermore, the connecting member includes a buckle having a first end and a second end, the first end of the buckle is fixedly connected to or integrally formed with the hip protector, and the second end is detachably connected to the hip protector, and the hole is formed when the second end of the buckle is connected to the hip protector.

[0009] Furthermore, the second end of the buckle and the hip protector are detachably connected via a buckle.

[0010] More preferably, the connecting piece is arranged on the outside of the hip protector.

[0011] More preferably, the second locking element is arranged in the hip protector.

[0012] Preferably, the lower end portion of the crotch strap is fixedly connected to the seat body.

[0013] Preferably, the first locking element is a buckle, and the second locking element is a buckle seat that cooperates with the buckle.

[0014] Preferably, the lower end portion of the crotch strap is fixedly connected to the seat body.

[0015] In combination with the above, the present invention adopts the above technical solution, which has the following advantages compared with the prior art:

[0016] The child safety seat of the present invention is provided with a connecting piece so as to detachably connect the vehicle safety belt and the crotch belt. When the child safety seat is converted for use by an older child, only the shoulder belt and the first locking piece need to be removed, while the crotch belt and the second locking piece do not need to be removed, thereby facilitating use. At the same time, when the child safety seat is converted for use by an older child, the vehicle safety belt and the crotch belt are connected by the connecting piece, which can effectively prevent the child's body from sliding down in the event of a collision. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solution of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0018] Figure 1 is a schematic diagram of a child safety seat of an embodiment in a first use state;

[0019] Figure 2 is a schematic diagram of the child safety seat of the embodiment in the second use state;

[0020] Figure 3 It is a schematic diagram of the connection process between the buckle and the buckle seat;

[0021] Figure 4 It is a three-dimensional schematic diagram of the hip protector and buckle;

[0022] Figure 5 for Figure 4 Schematic diagram of the middle buckle opening;

[0023] Figure 6 for Figure 4 Schematic diagram of the middle buckle fastening.

[0024] in,

[0025] 1. Seat body; 2. Shoulder strap; 3. Hip strap; 4. Buckle assembly; 41. Buckle; 42. Buckle seat; 5. Vehicle safety belt; 6. Hip protector; 7. Buckle; 8. Buckle. DETAILED DESCRIPTION

[0026] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art. The directional terms such as front, back, left, and right mentioned in the present invention are defined when the children's drift car is in a straight state, with the front direction being the direction of travel.

[0027] This embodiment provides a child safety seat having the following features: Figure 1 The first use state for young children and the second use state for older children are shown. Here, young children refer to children who must be restrained with a five-point safety belt, and older children refer to children who are restrained with a vehicle-mounted safety belt. Figures 1 to 6 As shown, the child safety seat comprises a seat body 1, shoulder straps 2, crotch straps 3 and a buckle assembly 4 for connecting the shoulder straps 2 and the crotch straps 3. There are two shoulder straps 2, the upper and lower ends of which are detachably connected to the seat body 1, and the lower end of the crotch strap 3 is fixedly connected to the seat body 1; in this embodiment, the lower end of the crotch strap 3 can be fixedly connected to the seat body 1, and it cannot be disassembled, and there is no need to disassemble it. Figure 3 As shown, the buckle assembly 4 includes a first locking member and a second locking member that can be locked with each other. The first locking member is a harness buckle 41 connected to the two shoulder straps 2, and the second locking member is a buckle seat 42 connected to the upper end of the crotch strap 3. The buckle 41 and the buckle seat 42 cooperate with each other.

[0028] The child safety seat also includes a connector for detachably connecting the crotch belt 3 to the vehicle safety belt 5. Figure 1As shown, when the child safety seat is in the first use state, the buckle 41 is inserted into the buckle seat 42 and locked with each other, so as to connect the two shoulder straps 2 and the crotch strap 3 to form a five-point child restraint system suitable for small children; at this time, the connector is disconnected from the vehicle safety belt 5. Figure 2 As shown, when the child safety seat is in the second usage state, the buckle 41 is disengaged from the buckle seat 42, the shoulder strap 2 and the crotch strap 3 are separated from each other, and the shoulder strap 2 and the buckle 41 are removed, so that the shoulder strap 2 and the buckle 41 are separated from the seat body 1; at the same time, the connecting piece is connected to the vehicle safety belt 5, so that the vehicle safety belt 5 and the crotch belt 3 are connected to form a child restraint system, which is suitable for use by older children.

[0029] In this embodiment, the connecting member is specifically a buckle 7 having a first end and a second end. A crotch guard 6 is provided on the upper end of the crotch strap 3, and the buckle 7 is specifically arranged on the outer side of the crotch guard 6. Here, the outer side refers to the side of the crotch guard 6 that is farther from the child's body. The first end of the buckle 7 ( Figure 5 and Figure 6 The middle and upper end portion) is fixedly connected to the crotch guard 6 or integrally formed, and the second end portion ( Figure 5 and Figure 6 The middle and lower end of the buckle 7 is detachably connected to the crotch protector 6. Specifically, the second end of the buckle 7 and the crotch protector 6 are detachably connected via a buckle 8. Figure 5 As shown, the buckle 7 is opened in the direction indicated by the arrow, so that the second end of the buckle 7 is separated from the hip protector 6. At this time, the lower section of the vehicle safety belt 5 can enter between the buckle 7 and the hip protector 6. Figure 6 As shown, the buckle 7 is closed in the direction indicated by the arrow, and the second end of the buckle 7 is connected to the crotch guard 6 by buckling. At this time, a hole is formed between the buckle 7 and the crotch guard 6, and the vehicle safety belt 5 is passed through the hole, so that the lower section of the vehicle safety belt 5 can pass through the hole, thereby connecting the vehicle safety belt 5 and the crotch belt 3. In addition, in this embodiment, the buckle seat 42 is specifically arranged in the crotch guard 6.

[0030] The following describes the use process of the child safety seat in detail.

[0031] When the child safety seat is used by a younger child, the buckle 41 connected to the shoulder strap 2 is inserted into the buckle seat 42 connected to the crotch strap 3, the buckle assembly 4 is in a locked state, and the two shoulder straps 2 and the crotch strap 3 are connected to form a five-point safety belt restraint system to protect the child. Figure 1 As shown;

[0032] When the child safety seat is used for older children, the two shoulder straps 2 and the buckle 41 are removed from the seat body 1, the buckle 7 is opened, and the lower section of the vehicle safety belt 5 is inserted between the buckle 7 and the crotch protector 6. The buckle 7 is then closed, and the vehicle safety belt 5 is passed through the hole between the buckle 7 and the crotch protector 6. At this time, the vehicle safety belt 5 and the crotch protector 6 are connected to form a restraint system to protect the child, especially the crotch protector 6 can effectively prevent the child from sliding down in situations such as collision.

[0033] The child safety seat of the present invention is provided with a connecting piece to detachably connect the vehicle safety belt 5 and the crotch protector 6. When converted to be used by an older child, only the shoulder belt 2 and the buckle 41 need to be removed, and the crotch belt 3, the crotch protector 6 and the buckle seat 42 do not need to be removed, which is convenient for use. At the same time, when converted to be used by an older child, the vehicle safety belt 5 and the crotch belt 3 are connected by the buckle 7, which can effectively prevent the child's body from sliding down in the event of a collision.

[0034] The above embodiments are only for illustrating the technical concept and features of the present invention, and are preferred implementation methods. Their purpose is to enable people familiar with the technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any equivalent transformation or modification made according to the spirit and essence of the present invention should be included in the protection scope of the present invention.

Claims

1. A child safety seat, comprising a seat body, a shoulder strap, a crotch strap and a buckle assembly for connecting the shoulder strap and the crotch strap, wherein the shoulder strap is detachably connected to the seat body, the lower end of the crotch strap is fixedly connected to the seat body, the buckle assembly comprises a first locking member and a second locking member that can be locked with each other, the first locking member is connected to the shoulder strap, and the second locking member is connected to the upper end of the crotch strap, characterized in that: The child safety seat further comprises a connecting piece for detachably connecting the crotch belt to the vehicle safety belt, a crotch guard is provided on the upper end of the crotch belt, the second locking piece is arranged in the crotch guard, the connecting piece is arranged on the crotch guard, the child safety seat has a first use state for use by a small child and a second use state for use by an older child, when the child safety seat is in the first use state, the first locking piece and the second locking piece are locked with each other to connect the shoulder belt and the crotch belt to form a child restraint system; When the child safety seat is in the second use state, the first locking member and the second locking member are disengaged from each other, the shoulder strap and the first locking member are disengaged from the seat body, and the connecting member connects the crotch strap to the vehicle safety belt; The connecting member includes a buckle having a first end and a second end, the buckle is arranged on the outside of the hip protector, the first end of the buckle is fixedly connected to or integrally formed with the hip protector, and the second end is detachably connected to the hip protector by a buckle, and when the second end of the buckle is connected to the hip protector, a hole for the vehicle seat belt to pass through is formed.

2. The child safety seat according to claim 1, characterized in that: The first locking element is a buckle, and the second locking element is a buckle seat that cooperates with the buckle.

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