CN204623215U - Articles for children safety strap sliding-off proof mechanism and safety chair seats of car for children - Google Patents

Abstract

The utility model discloses a kind of articles for children safety strap sliding-off proof mechanism, comprise safety belt guiding element, described safety belt guiding element offers pilot hole, the edge of described safety belt guiding element offers the opening be connected with described pilot hole, described opening is also provided with anti-slip assembly, described anti-slip assembly comprises that be rotatably connected on described safety belt guiding element can the rotational stop part of opening described in opening and closing, described rotational stop part is made to be tending towards the elastic component of closed described opening, the free end described rotational stop part with closed described opening and the operating side that described rotational stop part is rotated.Relative to prior art, this articles for children safety belt slippage mechanism structure is simple, easy to operate, effectively prevent the phenomenon of the unexpected slippage of safety strap.The invention also discloses the safety chair seats of car for children with this articles for children safety strap sliding-off proof mechanism, this safety chair seats of car for children efficiently avoid safety strap slippage, uses safer.

Description

Children's products safety belt anti-slip mechanism and child car safety seat

technical field

The utility model relates to a safety belt anti-slip mechanism for children's products and a child car safety seat with the safety belt anti-slip mechanism for children's products.

Background technique

Child car safety seats are usually fixed on the car seat with seat belts, ISOFIX and LATCH connections. When connecting a child car safety seat through ISOFIX, first connect through the ISOFIX interface on the car seat. The strap secures the child.

In the prior art, in order to facilitate the passage of the safety belt and fix the child car safety seat and the child therein, safety belt guides are fixed at the lower parts of both sides of the headrest of the seat. The seat belt guide is provided with a guide hole with one side opening. When the seat belt is tied, the seat belt is elongated from the car seat, and enters the guide hole from the opening of the seat belt guide, and then the seat belt can be moved along the guide hole. Stretches and binds to restrain the child car seat and the child in the car seat under the tension of the seat belt. When the car collides, the seat belt guide can also guide and limit the stretching of the seat belt, thereby enhancing the binding effect and safety of the seat belt. However, since the seat belt in the traditional seat belt guide can freely enter and exit the guide hole from the opening, in actual use, due to factors such as car bumps, shaking, collisions, and children pulling at will, the seat belt often slips out and breaks away from the seat belt. The situation of the guide parts causes the binding effect of the safety belt to be greatly weakened, so that the safety of the child car safety seat is greatly reduced.

Contents of the invention

In order to overcome the defects of the prior art, the purpose of this utility model is to provide a safety belt anti-slip mechanism for children's products which is simple in structure, easy to operate, and can effectively prevent the safety belt from slipping off, and a children's car with the safety belt anti-slip mechanism for children's products. Safety seats to improve the safety of child car safety seats and better protect children.

In order to achieve the above purpose, the utility model firstly provides a safety belt anti-slip mechanism for children's products, including a safety belt guide. The opening connected to the guide hole is characterized in that: the opening is also provided with an anti-slip assembly, and the anti-slip assembly includes a rotation stop that is rotatably connected to the safety belt guide to open and close the opening. A stopper, an elastic member that makes the rotation stopper tend to close the opening, and the rotation stopper has a free end for closing the opening and an operating end for rotating the rotation stopper.

Preferably, the safety belt guide has an inner surface and an outer surface, and the rotation stopper is rotatably connected to the inner surface of the safety belt guide along a rotating shaft; the safety belt guide is also provided with A through hole penetrating inside and outside, the operating end rotatably passes through the through hole along the rotating shaft and is exposed on the outer surface of the safety belt guide. Viewed from the outside, the utility model is very similar to the traditional seat belt guide, and can only be distinguished from the traditional seat belt guide from the perforated and exposed operating end and the free end of the closed opening. The main body and elastic parts of the rotation stopper are hidden and installed on the inner side, so that the structure of the outer side is very simple and beautiful, and it is not easy to be damaged, and the use is more reliable.

Further preferably, a button matching the shape of the perforation is further provided on the end of the operating end exposed from the outer side of the seat belt guide.

In a specific embodiment, the rotation stopper can be driven to rotate by pressing the button, so that the free end can rotate to open the opening, and the safety belt can freely enter and exit the guide hole. After the button is released, under the action of the elastic member, the stopper is rotated so that the free end closes the opening. At this time, the safety belt is restricted in the guide hole, which can prevent the safety belt from slipping off accidentally.

Further preferably, a step is provided on the side of the opening opposite to the rotation stopper, and the end of the free end is located on the step when the rotation stopper closes the opening. In a specific embodiment, the step is provided on the inner peripheral side wall of the guide hole, when the end of the free end of the rotation stopper is positioned on the step, the free end closes the opening so that the guide hole forms a completely closed strip hole, It can only be used to stretch the seat belt along its own length. When the end of the free end of the rotation stopper leaves the step, the free end rotates in the guide hole to open the opening, and the safety belt can escape from the guide hole from the opening.

Still further preferably, the outer side of the step is further provided with a baffle connected to the outer side of the safety belt guide. The effect of this baffle plate is to cover the gap between the free end of the rotation stopper and the step on the outside of the step, preventing the safety belt from slipping out of the gap when the rotation stopper closes the opening.

Wherein, the rotating shaft is a cylinder fixedly connected to the inner surface of the safety belt guide, and the rotation stopper is provided with a shaft hole for the cylinder to move through.

In a specific embodiment, the rotation stopper is mounted on the safety belt guide through a screw connected with the cylinder.

The elastic member is preferably a torsion spring. The torsion spring is located on the same straight line as the rotation centerline of the rotation stopper.

The utility model also provides a children's car safety seat, which is characterized in that it has the above-mentioned anti-slip mechanism of the safety belt of children's products. In specific use, the children's car seat includes a seat body and a headrest. The safety belt anti-slip mechanism of the children's article is two, which are respectively arranged at the lower parts of the left and right sides of the headrest. The opening is arranged downward.

Due to the adoption of the above technical solution, the safety belt anti-slip mechanism of the children's product of the present invention can effectively prevent the safety belt from accidentally slipping off from the safety belt guide, and has a simple structure and is easy to operate. The child car safety seat adopting the safety belt anti-slip mechanism of the children's product can better protect the child, and the safety performance is effectively improved.

Description of drawings

FIG. 1 is a schematic structural view of the seat belt guide in this embodiment.

Fig. 2 is a schematic structural diagram of the rotation stopper in this embodiment.

FIG. 3 is a schematic structural diagram of the torsion spring in this embodiment.

Fig. 4 is a schematic diagram of the assembly of the rotation stopper and the torsion spring in this embodiment.

Fig. 5 is a structural schematic diagram of the safety belt anti-slip mechanism of the children's article when the opening is closed.

Fig. 6 is a structural schematic diagram of the safety belt anti-slip mechanism of the children's article when the opening is opened.

Fig. 7 is a schematic structural view of a child safety car seat with a safety belt anti-slip mechanism for children's products.

In the accompanying drawings: 1-seat belt guide; 11-guide hole; 12-opening; 13-perforation; 14-cylinder; 15-step; 16-baffle plate; 2-rotation stopper; 21-free end; -operation end; 23-button; 24-axis hole; 3-torsion spring; 100-seat body; 200-headrest; 300-ISOFIX connector.

Detailed ways

Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1 to Fig. 6, the present embodiment provides a safety belt anti-slip mechanism for children's products, including a seat belt guide 1 and an anti-slip assembly, the seat belt guide 1 is provided with a guide hole 11, and the seat belt guide 1 An opening 12 communicating with the guide hole 11 is opened on the edge of the rim. As shown in Figure 1, the right side of the opening 12 is provided with a step 15, the step 15 is located on the inner peripheral side wall of the guide hole 11, the outer surface of the step 15 is provided with a baffle 16, and the left side of the opening 12 is provided with a column 14 and perforation 13. Wherein, the cylinder 14 is integrally formed on the safety belt guide 1 and serves as the rotating shaft of the rotation stopper 2 . The safety belt guide 1 has an approximately triangular structure as a whole, so as to be installed under the two sides of the headrest 200, and it is integrally injection-molded by plastic for ease of processing.

The anti-slip assembly is arranged on the left side of the opening 12, and the anti-slip assembly includes a rotation stopper 2 that is rotatably connected to the seat belt guide 1 to open and close the opening 12, so that the rotation stopper 2 tends to close the opening 12 The elastic member, the elastic member in this embodiment is preferably a torsion spring 3 . The effect of the elastic member is to make the rotation stopper 2 have a tendency to rotate along the axis of rotation and tend to close the opening 12, so any elastic member that can realize the rotation of the rotation stopper 2 can be used, except the torsion spring 3, can also be used Compression springs, rubber bands, or other elastic elements. As shown in FIG. 2 , the rotation stopper 2 has a shaft hole 24 , a free end 21 extending outward along the periphery of the shaft hole 24 , an operating end 22 opposite to the free end 21 , and a button 23 connected to the operating end 22 . Please refer to Fig. 4, the size of the torsion spring 3 is adapted to the size of the shaft hole 24, and the torsion spring 3 just fits on the outer periphery of the shaft hole 24 during assembly, and the rotation center line of the torsion spring 3 and the rotation stopper 2 is at the on the same line.

The rotation stopper 2 can also be integrally injection molded by plastic. In order to facilitate the installation of the torsion spring 3, the peripheral edge of the shaft hole 24 has a cylindrical hole wall protruding in the axial direction.

Referring to Fig. 5 and Fig. 6, seat belt guide 1 has inner side and outer side, and rotation stopper 2 is connected on the inner side of seat belt guider 1 rotationally along cylinder 14, and rotates stopper 2 by screw. 2 is connected to the cylinder 14 in rotation. Rotation of the free end 21 of the rotation stop 2 along the cylinder 14 closes the opening 12 . The operating end 22 of the rotation stopper 2 can pass through the perforation 13 rotatably along the cylinder 14 and is exposed on the outer surface of the seat belt guide 1. The shape of the button 23 of the operating end 22 is adapted to the perforation 13, so that the button 23 It can pass through the perforation 13 and protrude on the outer side of the seat belt guide 1 . When not operating, the rotation stopper 2 is under the elastic force of the torsion spring 3, and the end of its free end 21 is located in the step 15, and the free end 21 closes the opening 12 and forms a complete bar-shaped hole with the guide hole 11 , the bar-shaped hole is only for the seat belt to stretch along its own length, and it is difficult to turn over.

As shown in FIG. 5 , due to the action of the torsion spring 3 , the free end 21 of the rotation stopper 2 closes the opening 12 , so the safety belt is difficult to slip out of the guide hole 11 accidentally. The outer side of the step 15 is also provided with a baffle 16 connected to the outer side of the seat belt guide 1. The function of the baffle 16 is to block the free end 21 of the rotation stopper 2 on the outer side of the step 15 and the step 15 to stagger to form The gap prevents the safety belt from slipping out of the gap when the opening 12 is closed by the rotating stopper 2.

As shown in Figure 6, when the safety belt needs to be inserted into the guide hole 11 or released therefrom, as long as the button 23 is pressed, the elastic force of the torsion spring 3 is overcome, and the rotation stopper 2 is driven to rotate along the cylinder 14, so that the The end 21 rotates to open the opening 12, and the free end 21 opens toward the guide hole 11, and the safety belt can freely enter and exit the guide hole 11 at this moment. After the button 23 is released, under the action of the elastic force of the torsion spring 3 , the rotation stopper 2 is rotated and reset, so that the free end 21 closes the opening 12 again.

Please refer to FIG. 7 , which shows a child car safety seat with the above-mentioned safety belt anti-slip mechanism for children's products. The child safety car seat includes a seat body 100 and a headrest 200. The bottom of the seat body 100 is provided with ISOFIX connector 300. There are two safety belt anti-slip mechanisms for children's products, which are respectively arranged on the lower parts of the left and right sides of the headrest 200. The opening 12 on the safety belt guide 1 is arranged downward, so that the safety belt can be guided in and out from the opening 12 below. Hole 11. The outer surface of the left belt guide 1 is arranged facing the outer surface of the right belt guide 1 . The buttons 23 of the safety belt anti-slip mechanisms of the two children's products are all exposed on the outer surface of the safety belt guide 1, which is convenient for operation, and the rotation stopper 2 and the torsion spring 3 are hidden in the inner side, so that the product surface remains simple and beautiful, and it is easy to operate. The safety belt anti-slip mechanism of children's products can work more reliably and avoid damage to the mechanism.

Viewed from the outside, the safety belt anti-slip mechanism of the present embodiment is very similar to the traditional safety belt guide, which can only be seen from the perforation 13, the exposed button 23 and the free end 21 for opening and closing the opening 12. It is distinguished from traditional seat belt guides. Therefore, the child safety seat adopting the anti-slip mechanism of the safety belt of the children's product not only has a simple structure and is very convenient to operate, but also effectively avoids the accidental slipping of the seat belt, greatly improves safety, and can better protect the children seated therein.

The above-mentioned embodiments are only to illustrate the technical conception and characteristics of the present utility model, and its purpose is to allow those familiar with this technology to understand the content of the present utility model and implement it accordingly, and cannot limit the protection scope of the present utility model. Equivalent changes or modifications made according to the spirit of the present utility model shall fall within the protection scope of the present utility model.

Claims (10)

1. A safety belt anti-slip mechanism for children's products, comprising a safety belt guide, a guide hole is provided on the safety belt guide, and an opening communicating with the guide hole is provided on the edge of the safety belt guide , characterized in that: the opening is also provided with an anti-slip assembly, the anti-slip assembly includes a rotation stopper that is rotatably connected to the safety belt guide to open and close the opening, and the rotation stopper The stopper tends to close the elastic part of the opening, and the rotation stopper has a free end for closing the opening and an operating end for rotating the rotation stopper. 2. The safety belt anti-slip mechanism for children's products according to claim 1, characterized in that: the seat belt guide has an inner surface and an outer surface, and the rotation stopper is connected to the safety belt rotatably along a rotating shaft. On the inner side of the belt guide; the seat belt guide is also provided with a perforation that penetrates inside and outside, and the operating end can rotate along the rotating shaft through the perforation and is exposed on the outside of the seat belt guide on the side. 3. The safety belt anti-slip mechanism for children's products according to claim 2, characterized in that: the end of the operating end exposing the outer surface of the safety belt guide is also provided with a shape suitable for the perforation. Matching button. 4. The safety belt anti-slip mechanism for children's products according to claim 2, wherein a step is provided on the side of the opening opposite to the rotation stopper, and the rotation stopper closes the opening At this time, the end of the free end is located on the step. 5 . The safety belt anti-slip mechanism for children's products according to claim 4 , wherein a baffle connected to the outer surface of the safety belt guide is provided on the outer side of the step. 5 . 6. The safety belt anti-slip mechanism for children's products according to claim 2, characterized in that: the rotating shaft is a cylinder fixedly connected to the inner side of the safety belt guide, and the rotation stopper is provided with A shaft hole for the cylinder to move through. 7. The safety belt anti-slip mechanism for children's products according to claim 6, characterized in that: the rotation stopper is mounted on the safety belt guide through a screw connected to the cylinder. 8. The safety belt anti-slip mechanism for children's products according to any one of claims 1 to 7, wherein the elastic member is a torsion spring. 9. A child car safety seat, characterized in that it comprises the safety belt anti-slip mechanism for children's products according to claim 1. 10. The child car safety seat according to claim 9, characterized in that: the child car safety seat comprises a seat body and a headrest, and the safety belt anti-slip mechanisms for children's articles are two, respectively It is arranged at the lower part of the left and right sides of the headrest, and the opening on the safety belt guide is arranged downward.