CN110214994B - An airbag for protecting children - Google Patents

Abstract

The invention discloses an airbag for protecting children, which includes a back strap, the front and rear sides of the back strap are provided with protection components, and the protection component includes a first air cushion fixedly connected with the back strap, and the top of the first air cushion is A second air cushion is provided, and a cylindrical member is provided on the side corresponding to the back strap and the protective assembly. The interior of the cylindrical member is provided with two symmetrically arranged storage slots with an open bottom, and the inner upper end of the storage slot is provided with The inner part of the cylindrical part is provided with a guide groove communicating with the top of the storage groove, and the heights of the two guide grooves are different. The airbag used to protect children can detect the inclination of the child's body, so that the gas inside the gas cylinder can quickly enter the airbag, so as to protect the chest cavity and head of the child, prevent the child from being injured, and has high safety. , easy to use.

Description

An airbag for protecting children

technical field

The invention relates to the technical field of child safety, in particular to an airbag for protecting children.

Background technique

Combined with the characteristics of children's normal physical and psychological development, preschool children are in a very active stage, with slow growth and stable speed. From the perspective of body shape, the child's head is not fully developed, the shoulders are more prominent, the thickness is reduced, and the lower abdomen Flattening, the curvature of the back increases, and the lower limbs become thinner. Compared with the child's body, the child's head is relatively large, so when the child falls while riding the balance bike, the head is easily injured. In the existing protective gear products, the protective gear is a separate protective gear. There are separate protective gears to protect the elbows and knees. They can only protect some parts, and do not focus on protecting the chest and head that children need the most protection. The protective gear is low in safety and inconvenient to use.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the existing defects and provide an airbag for protecting children, which can detect the inclination of the child's body, so that the gas inside the gas cylinder can quickly enter into the airbag, so as to prevent the children from being damaged. The thoracic cavity and head of the device are protected to prevent children from being hurt, the safety is high, the use is convenient, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present invention provides the following technical solutions: an airbag for protecting children, comprising a harness, the front and rear sides of the harness are provided with protection components, and the protection components include a first air cushion that is fixedly connected to the harness , the top of the first air cushion is provided with a second air cushion, the side of the strap corresponding to the protection component is provided with a cylindrical piece, and the interior of the cylindrical piece is provided with two symmetrically arranged storage slots with an open bottom, so The inner upper end of the storage groove is provided with an annular plate, and the interior of the cylindrical member is provided with a guide groove communicating with the top of the storage groove, and the heights of the two guide grooves are different, and the side of the first air cushion is provided with a lower one. The first air intake pipe communicated with the storage groove, and the side of the second air cushion is provided with a second air intake pipe communicated with the higher storage groove, rolling balls are arranged inside the guide groove, and the storage groove and the guide groove A control part is provided at the communication part, and a sealing part is provided at the bottom of the cylindrical part.

As a preferred technical solution of the present invention, the outer middle of the first air cushion and the inner bottom of the second air cushion are provided with magnet pieces, and the first air cushion and the second air cushion are connected by two magnet pieces.

As a preferred technical solution of the present invention, one end of the first air cushion is provided with an elastic rod, the middle part of the elastic rod is bent into a U-shaped structure, and the other end of the elastic rod is fixedly connected with the second air cushion.

As a preferred technical solution of the present invention, the control member includes a rotating shaft disposed at the connection between the storage groove and the guide groove, a connecting plate is rotatably provided on the side of the rotating shaft, and the upper surface of the connecting plate corresponding to the guide groove is provided with a connecting plate. There is a spring, and the bottom of the connecting plate corresponding to the storage slot is provided with a thorn.

As a preferred technical solution of the present invention, the bottom of the cylindrical member is provided with a groove, the inner side of the groove and the outer side of the seal are provided with threads, and the seal is threadedly connected to the groove, the The bottom of the seal is provided with two symmetrically arranged fan-shaped grooves.

Compared with the prior art, the beneficial effects of the present invention are:

1. This airbag is used to protect children's airbags. The uninflated first air cushion and the second air cushion can be adsorbed through the magnet sheet to reduce the volume of the airbag and prevent the airbag from affecting the children's vision. It is easy to use.

2. This airbag is used to protect children's airbags. It can store small carbon dioxide gas cylinders through the storage tank, and can seal the bottom of the cylindrical piece through the sealing member, which can prevent the gas from leaking from the bottom of the storage tank.

3. This airbag is used to protect children. The connecting plate can be squeezed by the movement of the rolling ball inside the guide groove, so that the connecting plate can drive the needle to move, and the top of the small carbon dioxide cylinder can be pierced during the movement of the needle. Therefore, the gas can pass into the inside of the first air cushion and the second air cushion, so as to protect children.

4. This airbag is used to protect children. It can detect the inclination of the child's body, so that the gas inside the cylinder can quickly enter the airbag, so as to protect the chest and head of the child and prevent the child from being injured. High performance and easy to use.

Description of drawings

Fig. 1 is the structural representation of the present invention;

2 is a schematic structural diagram of a protection assembly in the present invention;

Fig. 3 is the structural representation of the cylindrical member in the present invention;

FIG. 4 is a schematic view of the bottom view of FIG. 3 .

In the figure: 1 strap, 2 protection components, 21 first air cushion, 22 second air cushion, 23 magnet pieces, 3 cylindrical pieces, 4 storage slots, 41 annular plate, 42 first air intake pipe, 43 second air intake pipe, 5 Guide grooves, 51 balls, 6 control parts, 61 connecting plates, 62 shafts, 63 springs, 64 thorns, 7 seals, 71 sector grooves, 8 elastic rods.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-4, the present invention provides a technical solution: an airbag for protecting children, comprising a harness 1, the front and rear sides of the harness 1 are provided with a protection component 2, and the protection component 2 includes a fixed connection with the harness 1. The first air cushion 21, the top of the first air cushion 21 is provided with a second air cushion 22, the outer middle of the first air cushion 21 and the inner bottom of the second air cushion 22 are provided with magnet pieces 23, and the first air cushion 21 and the second air cushion 22 is connected by two magnet pieces 23 by adsorption, one end of the first air cushion 21 is provided with an elastic rod 8, the middle part of the elastic rod 8 is bent into a U-shaped structure, and the other end of the elastic rod 8 is fixedly connected with the second air cushion 22, which can be The magnet sheet 23 adsorbs the uninflated first air cushion 21 and the second air cushion 22, reduces the volume of the airbag, prevents the airbag from affecting the vision of children, and is convenient to use; after the second air cushion 22 is inflated, due to the deformation of the second air cushion 22, The two magnet pieces 23 are increased in tension, and due to the reset action of the elastic rod 8, the first air cushion 21 and the second air cushion 22 are vertically distributed, thereby protecting the chest cavity and head of the child.

The side of the strap 1 corresponding to the protection assembly 2 is provided with a cylindrical member 3. The interior of the cylindrical member 3 is provided with two storage slots 4 that are symmetrically arranged and open at the bottom. The inner upper end of the storage slot 4 is provided with an annular plate 41. The interior of the shaped member 3 is provided with a guide groove 5 that communicates with the top of the storage groove 4, and the heights of the two guide grooves 5 are different. , and the side of the second air cushion 22 is provided with a second air intake pipe 43 that communicates with the higher storage groove 4, the inner part of the guide groove 5 is provided with rolling balls 51, and the connection between the storage groove 4 and the guide groove 5 is provided with a control Part 6, the control part 6 includes a rotating shaft 62 arranged at the place where the storage groove 4 communicates with the guide groove 5, the side surface of the rotating shaft 62 is rotatably provided with a connecting plate 61, and the upper surface corresponding to the connecting plate 61 and the guide groove 5 is provided with a spring 63, connecting the The bottom of the plate 61 corresponding to the storage slot 4 is provided with a needle 64, and the connecting plate 61 can be squeezed by the movement of the rolling ball 51 inside the guide groove 5, so that the connecting plate 61 can drive the needle 64 to move, and the needle 64 moves during the movement process. The top of the small carbon dioxide gas cylinder can be pierced, so that the gas can pass into the first air cushion 21 and the second air cushion 22, so as to protect children; When the ball 51 moves inside the short guide groove 5, the rolling ball 51 touches the connecting plate 61; if the child's speed is too fast or the inclination is large, the two rolling balls 51 will move in the corresponding guide groove due to inertia. 5. Internal movement, and the two connecting plates 61 are touched, the connecting plate 61 squeezes the spring 63 to shorten, and at the same time due to the lever principle, the other end of the connecting plate 61 squeezes the needle 64 to move down. The small gas cylinders are broken, and the gas of one bottle enters the inside of the first air cushion 21 through the first air intake pipe 42, and the gas of the other bottle enters the interior of the second air cushion 22 through the second air intake pipe 43, so as to carry out the treatment on the chest cavity and head of the child. Protect.

The bottom of the cylindrical member 3 is provided with a sealing member 7, the bottom of the cylindrical member 3 is provided with a groove, the inner side of the groove and the outer side of the sealing member 7 are provided with threads, and the sealing member 7 is threadedly connected with the groove to seal The bottom of the member 7 is provided with two symmetrically arranged fan-shaped grooves 71. The fan-shaped grooves 71 can facilitate the rotation of the sealing member 7, and can store the small carbon dioxide gas cylinder through the storage groove 4, and can pass the sealing member 7 to the cylindrical member 3. The bottom of the airbag is sealed, which can prevent the gas from leaking from the bottom of the storage tank 4. The whole is used to protect the children's airbag. The chest cavity and head are protected to prevent children from being injured, with high safety and convenient use.

In use: when the harness 1 is put on the child, put a small gas bottle containing compressed carbon dioxide gas into the storage tank 4, and connect the sealing member 7 to the cylindrical member 3 by screw thread;

When a child dumps:

(1) If the child's speed is slow or the falling amplitude is small, due to inertia, when the ball 51 moves inside the short guide groove 5, the ball 51 touches the connecting plate 61, and the connecting plate 61 squeezes the spring 63 to shorten At the same time, due to the lever principle, the other end of the connecting plate 61 squeezes the needle 64 to move down, and the needle 64 pierces the small gas cylinder during the downward movement, so that the gas enters the first air cushion 21 through the first air inlet pipe 42, and the first air cushion 21 Spreading plays a protective role in the chest cavity of children;

(2) If the child's speed is too fast or the inclination is large, due to inertia, the two rolling balls 51 move inside the corresponding guide grooves 5, and the two connecting plates 61 are touched, and the connecting plates 61 are squeezed. The compression spring 63 is shortened, and at the same time due to the lever principle, the other end of the connecting plate 61 squeezes the needle 64 to move down, and the needle 64 pierces the small gas bottle during the downward movement, and the gas in one bottle enters the first air cushion through the first air inlet pipe 42 Inside 21, another bottle of gas enters the second air cushion 22 through the second air inlet pipe 43. After the second air cushion 22 is inflated and expanded, due to the deformation of the second air cushion 22, the two magnet pieces 23 are subjected to increased tension, and due to the elasticity The reset action of the rod 8 makes the first air cushion 21 and the second air cushion 22 distribute vertically, so as to protect the chest cavity and head of the child.

The invention can detect the inclination of the child's body, so that the gas inside the gas cylinder can quickly enter the airbag, so as to protect the chest cavity and head of the child, avoid injury to the child, high safety and convenient use.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. A child safety airbag for protection, comprising a harness (1), characterized in that: the front side and the rear side of the strap (1) are respectively provided with a protection component (2), each protection component (2) comprises a first air cushion (21) fixedly connected with the strap (1), the top of each first air cushion (21) is provided with a second air cushion (22), the side face of each strap (1) corresponding to the protection component (2) is provided with a columnar part (3), two symmetrically-arranged storage grooves (4) with openings at the bottoms are formed in the columnar parts (3), the upper ends of the inner sides of the storage grooves (4) are provided with annular plates (41), guide grooves (5) communicated with the tops of the storage grooves (4) are formed in the columnar parts (3), the two guide grooves (5) are different in height, a first air inlet pipe (42) communicated with the lower storage groove (4) is formed in the side face of the first air cushion (21), and a second air inlet pipe (43) communicated with the higher storage groove (4) is formed in the side face of the second air cushion (22), a rolling ball (51) is arranged in the guide groove (5) in a rolling manner, a control piece (6) is arranged at the communication part of the storage groove (4) and the guide groove (5), and a sealing piece (7) is arranged at the bottom of the cylindrical piece (3); the control piece (6) comprises a rotating shaft (62) arranged at the communication position of the storage groove (4) and the guide groove (5), a connecting plate (61) is rotatably arranged on the side surface of the rotating shaft (62), a spring (63) is arranged on the upper surface of the connecting plate (61) corresponding to the guide groove (5), and a puncture needle (64) is arranged at the bottom of the connecting plate (61) corresponding to the storage groove (4).

2. A child-protective air-bag according to claim 1, wherein: magnet pieces (23) are arranged in the middle of the outer side of the first air cushion (21) and at the bottom of the inner side of the second air cushion (22), and the first air cushion (21) and the second air cushion (22) are connected in an adsorption mode through the two magnet pieces (23).

3. A child-protective air-bag according to claim 2, wherein: one end of the first air cushion (21) is provided with an elastic rod (8), the middle part of the elastic rod (8) is bent to form a U-shaped structure, and the other end of the elastic rod (8) is fixedly connected with the second air cushion (22).

4. A child-protective air-bag according to claim 1, wherein: the bottom of the column-shaped piece (3) is provided with a groove, the inner side surface of the groove and the outer side of the sealing piece (7) are both provided with threads, the sealing piece (7) is in threaded connection with the groove, and the bottom of the sealing piece (7) is provided with two symmetrically-arranged fan-shaped grooves (71).

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