WO2016173480A1

WO2016173480A1 - Safety seat having shock absorbing function, and shock absorbing method thereof

Info

Publication number: WO2016173480A1
Application number: PCT/CN2016/080192
Authority: WO
Inventors: 李邱宗
Original assignee: 李邱宗
Priority date: 2015-04-29
Filing date: 2016-04-26
Publication date: 2016-11-03
Also published as: CN105835729A

Abstract

A safety seat (1) having a shock absorbing function, and a shock absorbing method thereof. The safety seat (1) comprises a seat configured to accommodate a driver. A movable belt (11, 13, 14, 15) having a fixing, restraining, or connecting function is provided on or at the bottom of the seat. A shock absorber (2) is provided on the movable belt (11, 13, 14, 15) and/or at a connecting end for connecting the movable belt (11, 13, 14, 15). When the shock absorber (2) is used normally on the safety seat (1), the shock absorber (2) is in a natural state. When the seat experiences a crash or sudden deceleration, the shock absorber (2) enables the movable belt (11, 13, 14, 15) to give to a certain extent, and when the movable belt (11, 13, 14, 15) has given to a preset degree, the shock absorber gradually applies a tension to the movable belt (11, 13, 14, 15) so as to return the movable belt to its original position. The seat enables a movable belt to adapt to the situation in which a human body leans forward as a result of inertia, absorbs impact damage to parts of a human body resulting from movable belts such as a seat belt, a shoulder strap, a hip belt, and provides a restraining function. Compared to a current vehicle seat, the seat of the invention has a higher safety.

Description

Buffered safety seat and safety seat cushioning method

[Technical Field]

The present invention relates to a safety seat, and more particularly to a cushioning function safety seat and a safety seat cushioning method capable of buffering during rapid deceleration or impact to prevent injury to an occupant.

【Background technique】

The speed of a modern car is very fast. Once a collision occurs, the body stops moving. The passenger's body will continue to move forward due to inertia, colliding with the body in the car. In severe cases, the windshield may be crushed and flew out of the window. To prevent similar injuries during a crash, seat belts are installed on the car. If the seat belt is quickly pulled, such as an impact and a sharp deceleration, the clip inside the seat belt device will be taken out by the centrifugal force due to the rapid rotation of the belt roller, thereby quickly locking the seat belt and fixing the seat person. In the chair, the safety of the driver and passenger is guaranteed. Although the safety belt has improved the safety of the occupants to a certain extent, in fact, there have been many cases in which, in the event of a serious impact, when the driver and passengers are rapidly leaning forward, the seat belt is quickly locked and driven. Although the passenger does not fly away from the seat, but suddenly it is strongly blocked by the seat belt, it will still cause severe impact on the chest part, and even in severe cases, the ribs in the chest cavity will be broken. Therefore, there is still a certain safety hazard in the seat belt, and the driving safety problem of the driver and passenger is not completely solved.

When a child is in a car, it is usually required to install a child-specific child safety seat on the car. Child safety seats are usually provided with shoulder straps and ankle straps, and shoulder straps and ankle straps are attached to tie the child to the child safety seat. At the bottom of the child safety seat, there is usually a connecting buckle for fixing the safety seat to the car seat, a buckle is arranged on the car seat, and the child safety seat is fastened by the fastening of the buckle and the connecting buckle. Can be fixed to the car seat. Usually there is a hard connection between the car seat and the child safety seat, and the two are relatively fixed after the connection. When a car crashes, the child safety seat and the child seated in the child safety seat will lean forward quickly due to inertia, and the shoulder straps and ankle straps act on the child to prevent the child from falling out of the seat. Because the shoulder strap and the ankle strap are hard and they are not automatically adjusted The degree of tightness, when the child is rapidly leaning forward, the shoulder strap and the ankle strap will exert a strong blocking effect on the child, thereby causing a strong impact on the chest part of the child and causing damage to the chest cavity.

All in all, the existing seat belts, although the corresponding seat belts, shoulder straps or slings can prevent the driver and passengers from getting out of the car during the accident, but ignore the seat belts, shoulder straps, slings, etc. The damage caused to the human body, so it still needs to be improved, further ensuring the safety of drivers and passengers.

[Summary of the Invention]

The present invention aims to solve the above problems, and provides a safety seat having a cushioning function and a buffering method for the safety seat, which can ensure that the driver and passenger do not pull out the vehicle body and ensure that the driver and passenger are not injured by the impact.

In order to achieve the above object, the present invention provides a safety seat with a cushioning function, which includes a seat for an occupant to ride, and an activity belt for fixing, restraining or connecting on the seat or at the bottom of the seat. , characterized in that a buffer is provided on the movable belt and/or the connection end connecting the movable belt, the buffer is in a natural state when the safety seat is in normal use, when the seat collides or suddenly decelerates The damper relaxes the active belt to a certain extent and slowly tensions the movable belt to reset the movable belt after the movable belt is relaxed to a predetermined extent.

The safety seat is a child safety seat, and the safety seat is provided with a restraining strap that can restrain the occupant on the safety seat, and the damper is provided on the restraint belt.

The safety seat is a child safety seat, and a connecting belt and a connecting buckle for fixing the safety seat to the seat of the automobile are provided at the bottom of the safety seat, and the buffer is provided on the connecting belt .

The safety seat is a car seat, and a safety belt is provided on the safety seat, and the damper is provided on the safety belt.

The safety seat is a car seat, and the safety seat is provided with a safety belt socket connected with a safety belt, and the safety belt socket is connected with the car seat through a movable belt, and the movable belt is arranged on the movable belt There is the buffer.

The tether strap includes a shoulder strap and an ankle strap on which one or more of the bumpers are disposed.

The shoulder strap includes a shoulder strap front portion on the front side of the seat and a shoulder strap rear portion on the rear side of the seat, the ankle strap including a front portion of the ankle strap on the front side of the seat and a beak on the rear side of the seat With a rear portion, the bumper is disposed on the rear of the shoulder strap and/or on the rear of the ankle strap.

The buffer includes a hydraulic buffer, a pneumatic buffer and a spring buffer, and a connection port is respectively disposed at two ends of the buffer, and two ends of the end portion and/or the non-end portion of the movable belt are respectively The connection ports at both ends of the buffer are connected.

In addition, the present invention also provides a method for buffering a safety seat, characterized in that a buffer is provided on a movable belt for fixing, restraining or connecting the movable belt and/or a connecting end connecting the movable belt. , the buffer is in a natural state when the safety seat is in normal use, the activity belt is relaxed to a certain extent when the seat is impacted or suddenly decelerated, and the movable belt is slowly tightened after the movable belt is relaxed to a predetermined extent. The activity is reset.

The movable belt includes a seat belt provided on a car seat, a shoulder belt provided on the child safety seat, an ankle strap provided on the child safety seat, and a child safety seat for connecting the car seat A connecting strap of the chair, the connecting end of the connecting movable belt includes a seat belt socket provided on the car seat.

An advantageous contribution of the present invention is that it effectively solves the above problems. The invention connects the buffer on the movable belt on the seat, and utilizes the buffering action of the buffer, so that when the vehicle is sharply decelerated or impacted, the buffer first relaxes the movable belt to a certain extent, so that it adapts to the human body because of inertia. The characteristic of tilting prevents the human body from being suddenly subjected to strong resistance during the forward tilting process and causing damage to the chest and other parts. In addition, the damper allows the movable belt to be slackened and then reset, so that the movable belt is tightened and the occupants are restrained to the seat, preventing the occupants from getting out of the seat, thereby completely ensuring the safety of the occupants. The invention can not only release the resistance, but also cushion the seat belt, the shoulder strap, the ankle strap, etc. The movable belt has local impact damage to the human body and can provide a restraining effect, and the present invention has higher safety than the existing driving seat.

[Description of the Drawings]

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic view showing the structure of a buffer provided on a shoulder strap of the present invention.

Fig. 2 is a schematic view showing the structure of a buffer provided on the ankle strap of the present invention.

Fig. 3 is a schematic view showing the structure of a buffer provided on the connecting belt of the present invention.

Figure 4 is a schematic illustration of the principles of the present invention.

【detailed description】

The following examples are intended to further explain and supplement the present invention and are not intended to limit the invention.

The main function of the safety seat having a cushioning function according to the present invention is that, as shown in FIGS. 1 to 4, a buffer 2 is provided on the conventional safety seat 1, and the safety seat is provided by the cushioning action of the damper 2. When the chair 1 hits or decelerates, the seat belt 13, the shoulder strap 14 or the ankle strap 15 is adapted to the human body to lean forward due to inertia, preventing the human body from being suddenly subjected to strong resistance during the forward tilting process to the chest cavity and the like. cause some damages. The cushioning safety seat of the present invention not only provides a normal restraining effect, but also provides a strong pressure caused by the seat belt 13, the shoulder belt 14 or the ankle strap 15 while providing a restraining effect, and has a stronger safety.

Example 1

This embodiment will be described by taking the child safety seat 1 as an example. In the child safety seat 1 (the child safety seat 1 and the safety seat 1 in this embodiment have the same meaning, which all refer to the safety seat 1 of the present invention), the child can be restrained on the safety seat 1 Binding straps, such as shoulder straps 14 and ankle straps 15. The shoulder strap 14 and the ankle strap 15 are usually fastened by a safety buckle, the shoulder strap 14 acts on the chest and shoulders of the child, the ankle strap 15 acts on the crotch of the child, and the shoulder strap 14 and the ankle strap 15 are fastened to secure the child in a secure manner. On the seat 1. Different styles of child safety seat 1, the shoulder strap 14 and the ankle strap 15 are usually set The way is different. This embodiment is described by taking the conventional child safety seat 1 as an example. In other embodiments, adaptive changes can be made to achieve the same purpose. As shown in FIG. 1, a shoulder strap hole is generally provided on the seat back of the safety seat 1, and the shoulder strap passes through the shoulder strap hole such that the shoulder strap 14 is partially located on the front side of the safety seat 1 and partially in the safety seat. 1 The back side of the chair back. A portion of the shoulder strap 14 on the front side of the seat back is referred to as the shoulder strap front portion, and a portion of the shoulder strap 14 on the rear side of the seat is referred to as the shoulder strap rear portion. The front of the shoulder strap and the rear of the shoulder strap are integrally joined to form a shoulder strap, and the shoulder strap can be adjusted. When the shoulder strap is pulled forward, the front of the shoulder strap is flat and the rear of the shoulder strap is shortened, and vice versa. Typically, a safety buckle is attached to the front end of the shoulder strap at the end of the shoulder strap, and the rear end of the shoulder strap is typically fixedly coupled to the back side of the seat of the safety seat 1. A seat hole is usually provided in the seat of the safety seat 1, and the sling 15 passes through the sling hole such that the sling 15 is partially located on the front side of the safety seat 1, and partially on the rear side of the safety seat 1. . A portion of the ankle strap 15 on the front side of the safety seat 1 is referred to as a front portion of the ankle strap, and a portion of the ankle strap 15 on the rear side of the safety seat 1 is referred to as a rear portion of the ankle strap. The front part of the ankle strap and the rear part of the ankle strap are integrally connected to form an ankle strap. The front end of the ankle strap is provided with a safety buckle which is connected with a safety buckle, and the rear end of the belt is usually fixedly connected to the back side of the seat of the safety seat 1. To prevent injury to the child by the shoulder strap 14 and/or the ankle strap 15 in order to prevent under impact or rapid deceleration, in the present embodiment, the shoulder strap 14 and/or the ankle strap 15 are provided with a shock absorber 2. Specifically, the bumper 2 may be connected to the shoulder strap 14 separately as shown in FIG. 1, or the bumper 2 may be connected to the strap 15 separately as shown in FIG. 2, or may be simultaneously connected on the shoulder strap 14 and the strap 15. Buffer 2. The damper 2 can be a hydraulic damper, a pneumatic damper or a spring damper. For the convenience of connection, the connection port 21 may be respectively disposed at both ends of the buffer 2, so that the shoulder strap 14 and/or the strap 15 may be respectively connected at both ends of the buffer 2, thereby connecting the buffer 2 into The shoulder strap 14 or the ankle strap 15 engages the bumper 2 and the shoulder strap 14 or the ankle strap 15 such that the shoulder strap 14 or the ankle strap 15 has a cushioning effect. When an impact or deceleration occurs, the child riding on the safety seat 1 leans forward under the action of inertia and hits the shoulder strap 14 and/or the ankle strap 15, since the shoulder strap 14 and/or the ankle strap 15 are connected with a shock absorber. 2. When the child hits the shoulder strap 14 and/or the ankle strap 15, the bumper 2 causes the shoulder strap 14 and/or the ankle strap 15 to relax forward to a certain extent, so that the shoulder strap 14 and/or the ankle strap 15 adapt to the human body due to inertia. And the characteristics of leaning forward, so that the shoulder strap 14 and the ankle strap 15 will not Instantly exerts a powerful impact on the children in the ride, avoiding damage to the child caused by the shoulder straps 14 and the ankle straps 15. When the child in the ride leans forward to a certain extent, the shock absorber 2 starts to be reset and the shoulder strap 14 or the ankle strap 15 is tightened, thereby restraining the child in the seat from being restrained from the seat. The buffer stroke of the buffer 2 and other parameters can be obtained by a person skilled in the art through multiple safety simulation experiments. Therefore, the specific parameters of the buffer 2 are not specifically described in this embodiment, and a known buffer can be selected. 2 or set a new buffer 2, any of the buffers 2 that can satisfy the functions described in this embodiment. In order to enhance the appearance, in the embodiment, the buffer 2 is disposed at the rear of the shoulder strap of the shoulder strap 14 and/or the rear of the strap. In other embodiments, the bumper 2 can also be disposed at other locations of the shoulder strap 14 and/or the ankle strap 15.

Example 2

The basic structure of this embodiment is the same as that of Embodiment 1, except that, as shown in FIG. 3, the damper 2 is provided on the connecting belt 11 of the safety seat 1. The child safety seat 1 can generally be fixed to a car seat. To facilitate the child safety seat 1 to be fixed to the car seat, a connection belt 11 is provided at the bottom of the child safety seat 1 at the end of the connection belt 11. A connecting buckle 12 is provided, and a corresponding interface is provided on the car seat. Generally, the connecting belt 11 is a braided belt; in some embodiments, the connecting strip may also be made of a metal material such as steel. In normal use, the child safety seat 1 can be fixed to the car seat by connecting the connection buckle 12 of the child safety seat 1 to the interface of the car seat. In this embodiment, the buffer 2 can be connected to the connecting belt 11 by a known fixing method, that is, the connecting belts 11 are respectively connected to the connecting ports 21 at both ends of the buffer 2.

Example 3

This embodiment is described by taking a car seat as an example. In order to ensure the safety of the seat of the car seat, a seat belt 13 is usually provided on the seat. In the present embodiment, as shown in FIG. 4, a damper 2 is connected to the seat belt 13. When an impact or rapid deceleration occurs, the original seat belt 13 should be stuck, but since the bumper 2 is connected to the seat belt 13, the bumper 2 can adapt the seat belt 13 to the human body due to inertia. The characteristics of forward leaning, so as not to lock up immediately and seize the driver and passengers, avoid the seat belt 13 instantly lock the driver and the passenger hit the seat belt 13 and cause huge injuries to the driver and passenger harm. When the damper 2 reaches its maximum stroke, the retraction begins to be retracted, thereby tightening the seat belt 13 so that the seat belt 13 restrains the occupant from being stuck on the car seat to prevent it from being thrown out of the vehicle.

Example 4

The embodiment is basically the same as the third embodiment, except that the buffer 2 is not disposed on the seat belt 13 but is disposed at the seat belt socket end of the connection belt 13. The seat belt spigot end is used to insert the seat belt 13, and the existing seat belt spigot end is usually fixed to the safety seat 1 by a webbing, which is usually buried in the seat. In this embodiment, the bumper 2 is attached to a webbing that is connected to the socket end of the seat belt. When an impact or rapid deceleration occurs, the occupant leans forward due to inertia, and the snubber 2 is connected to the shackle at the socket end, so that the seat belt 13 can be relaxed forward by a certain distance to adapt to the human body's forward tilting due to inertia. Therefore, the seat belt 13 does not hold the driver and passengers tightly, and the seat belt 13 is prevented from causing injury to the driver and passenger.

In addition, the present invention also provides a buffering method for a safety seat, the main point of which is to provide a buffer 2 on the various movable belts on the safety seat 1 and/or the connection end to which the movable belt is connected, the buffer 2 in a natural state when the safety seat 1 is in normal use, the shock absorber 2 relaxes the movable belt to a certain extent when the seat is impacted or suddenly decelerated, and then the shock absorber is relaxed to a predetermined extent after the movable belt 2 reset and slowly tighten the movable belt to reset the movable belt. The movable belt includes a movable belt for fixing on the safety seat 1, a movable belt for restraining, a movable belt for connecting, such as a seat belt 13 provided on the car seat, and a child safety seat 1 The upper shoulder strap 14, the ankle strap 15 provided on the child safety seat 1, the connecting belt 11 provided on the child safety seat 1 for connecting the car seat, and the like. The connecting end of the connecting movable belt includes a seat belt socket or the like provided on the car seat. The damper 2 includes a hydraulic damper, a pneumatic damper and a spring damper. The damper 2 can be selected either well-known or according to safety requirements, the buffer stroke of the damper 2 and other performance parameters. It can be obtained by a person skilled in the art through a plurality of safety experiment tests, so the specific parameters are not specifically described in the method.

Although the present invention has been disclosed by the above embodiments, the scope of the present invention is not limited thereto, and the above various components may be used by those skilled in the art without departing from the inventive concept. Learn similar or equivalent components to replace.

Claims

A safety seat with a cushioning function, comprising a seat for a rider to ride, and a movable belt for fixing, restraining or connecting on the seat or at the bottom of the seat, characterized in that the activity A damper (2) is provided on the connection end with and/or connected to the movable belt, and the damper (2) is in a natural state when the safety seat (1) is in normal use, when the seat collides or suddenly decelerates The damper (2) relaxes the movable belt to a certain extent and slowly tensions the movable belt to reset the movable belt after the movable belt is relaxed to a predetermined extent.
A safety seat with cushioning function according to claim 1, characterized in that the safety seat (1) is a child safety seat (1) on which a safety seat (1) is provided The occupant is bound to a restraining strap on the safety seat (1) on which the damper (2) is provided.
A safety seat with a cushioning function according to claim 1, wherein the safety seat (1) is a child safety seat (1), and a bottom of the safety seat (1) is provided A connecting belt (11) and a connecting buckle (12) for fixing the safety seat (1) to the seat of the car, and the bumper (2) is provided on the connecting belt (11).
The safety seat with cushioning function according to claim 1, wherein the safety seat (1) is a car seat, and a safety belt (13) is arranged on the safety seat (1). The bumper (2) is provided on the seat belt (13).
The safety seat with cushioning function according to claim 1, characterized in that the safety seat (1) is a car seat, and a safety belt (13) is arranged on the safety seat (1). A seat belt socket is connected between the seat belt socket and the car seat by a movable belt, and the buffer belt (2) is provided on the movable belt.
A safety seat with cushioning function according to claim 2, wherein said restraining strap comprises a shoulder strap (14) and an ankle strap (15) on said shoulder strap (14) and/or an ankle strap ( 15) One or more of the buffers (2) are provided.
A safety seat with cushioning function according to claim 6, wherein said shoulder strap (14) comprises a shoulder strap front portion on the front side of the seat and a rear shoulder strap portion on the rear side of the seat. The strap (15) includes a front portion of the ankle strap on the front side of the seat and a rear portion of the ankle strap on the rear side of the seat, the bumper (2) being disposed behind the shoulder strap and/or behind the strap Ministry.
A safety seat having a cushioning function according to any one of claims 1 to 7, wherein said damper (2) comprises a hydraulic damper, a pneumatic damper and a spring damper in said damper (2) The two ends are respectively provided with connection ports (21), and the ends of the movable belt and/or the ends of the non-end portions are respectively connected with the connection ports (21) at both ends of the buffer (2).
A buffering method for a safety seat, characterized in that a buffer (2) is arranged on a movable belt (1) for fastening, binding or connecting the movable belt and/or a connecting end of the movable belt. The damper (2) is in a natural state when the safety seat (1) is in normal use, the activity belt is relaxed to a certain extent when the seat is impacted or suddenly decelerated, and the activity is slowly moved after the activity belt is relaxed to a predetermined level. The belt tensioning resets the movable belt.
A method of buffering a safety seat according to claim 9, wherein said movable belt comprises a seat belt (13) provided on a car seat, and a shoulder belt provided on the child safety seat (1) ( 14) an ankle strap (15) provided on the child safety seat (1), a connecting belt (11) provided on the child safety seat (1) for connecting the car seat, the connecting activity belt The connection end includes a seat belt socket provided on the car seat.
A method of buffering a safety seat according to any of claims 9 to 10, wherein said damper (2) comprises a hydraulic damper, a pneumatic damper and a spring damper, two of said dampers (2) The ends are respectively provided with connection ports (21), and the ends of the movable belts and/or the ends of the non-end portions are respectively connected to the connection ports (21) at both ends of the buffer (2).