KR100602555B1 - Safety belt for child and safety belt system thereby - Google Patents

Abstract

The present invention relates to a seat belt for a baby and a seat belt system using the same, which can be easily installed in a seat of a vehicle, and more particularly, a fixing band fixed in a longitudinal direction to a seat back; One side shoulder band one end is coupled in one direction to the upper side of the fixing band, one side waist band is coupled in one direction to the lower side of the fixing band, and the other end of the one side shoulder band is fixed to the upper side One side seating portion including one side guard is fixed to the other end of the one side waist band; The other seating portion including the other shoulder band, the other waist band and the other side guard formed to be symmetrical with the one seat; A fixing part comprising a tongue fixed to the one side guard and a buckle fixed to the other side guard and optionally the tongue fixedly coupled; It relates to a baby seat belt and a seat belt system using the same, characterized in that comprises a.

Such a child seat belt can be easily mounted on a seat of a passenger car or a school bus, and the seating and shoulders, waist and chest of the infant are secured to the seat to effectively prevent accidents due to secondary collisions when a traffic accident occurs. There is an advantage to this.

 Seat belts, seat belts, seat belts, infants, children

Description

Baby seat belt and seat belt system using same {SAFETY BELT FOR CHILD AND SAFETY BELT SYSTEM THEREBY}

1 is a perspective view schematically showing a child seat belt which is an embodiment of the present invention,

2 is a view schematically showing a front state in which a seat belt for a child is mounted on a vehicle seat,

3 is a view schematically showing a rear state in which a baby seat belt is mounted on a vehicle seat.

4 is a view schematically showing a state in which one seating portion and the other seating portion of the child seat belt that is an embodiment of the present invention are turned upside down,

5 is a view schematically showing a state where an infant wears an infant seat belt according to an embodiment of the present invention.

6 is a control block diagram schematically showing the child seat belt system of the present invention.

7 is a control flowchart showing a control state of the child seat belt system of the present invention.

8 is a perspective view schematically showing an acceleration pedal and an acceleration pedal fixing part,

9 is a control block diagram schematically showing a child seat belt system including an acceleration pedal fixing part,

10 is a control flow diagram schematically showing the control state of the child seat belt system including the acceleration pedal fixing,

11 is a perspective view schematically showing a state in which the accelerator pedal fixing unit is operated.

*** Explanation of symbols for main parts of drawing ***

10: fixed band 110, 312, 332: fixed ring

130, 314, 334: length adjustment piece 310: one shoulder band

330: one side waistband 350: one side guard

510: the other side shoulder band 530: the other side waistband

550: other guard 610: acceleration pedal

610: Cancer 630: Accelerated Pedal Fixation

70: fixing part 710: tongue

730: buckle 90: seat

910: seat cushion 930: seat back

The present invention relates to a seat belt for a baby and a seat belt system using the same, which can be easily installed in a seat of a vehicle, and more particularly, a fixing band fixed in a longitudinal direction to a seat back; One side shoulder band one end is coupled in one direction to the upper side of the fixing band, one side waist band is coupled in one direction to the lower side of the fixing band, and the other end of the one side shoulder band is fixed to the upper side One side seating portion including one side guard is fixed to the other end of the one side waist band; The other seating portion including the other shoulder band, the other waist band and the other side guard formed to be symmetrical with the one seat; A fixing part comprising a tongue fixed to the one side guard and a buckle fixed to the other side guard and optionally the tongue fixedly coupled; It relates to a baby seat belt and a system using the same, characterized in that comprises a.

The seat belt of the vehicle is the most basic and important safety device to protect passengers from secondary collisions in traffic accidents.Emergency Locking Retractor (ELR) mechanism that secures the passengers by fixing the belt in the event of a collision, and reduces the pressure of the belt Devices related to seat belts, such as tension retainers and load limiters, which relieve pressure on the chest by stretching the belt when the load applied in a collision exceeds a specified value, have been developed.

There have been many studies and statistics showing that vehicle safety belts can prevent fatal injuries regardless of adults or children in a traffic accident. According to the US Department of Transportation, seat belts are estimated to have a 40-50% reduction in passenger death or serious injury.

Infants and children's body structure is significantly different from that of an adult's body, but the neck of the child is unbalanced thin and undeveloped, and the pelvis itself is immature and easy to be injured. From a technical point of view, seatbelt specifications and products designed to meet adult standards cannot adequately cover the body and behavior of children under 14 years of age.

In addition, school buses for preschoolers and elementary school children aged 4 to 7 years are mostly trains for 12 to 15 passengers. These cars are designed to fit the adult physique. It is not suitable and the effectiveness of the traffic accident is greatly questioned.

In particular, in the case of the school bus that manages a large number of infants and children alone of the driver of the vehicle, there is a problem that management of safety is virtually poor due to frequent getting on and off.

Therefore, the present invention for solving such a problem can be easily mounted on the seat of a passenger car and school bus, etc., and fit the seat, the shoulders, waist and chest of the infant seated on the seat due to the second collision when a traffic accident occurs An object of the present invention is to provide an infant seat belt that can effectively prevent an accident, and an infant seat belt system that can easily check whether an infant is seated in a seat, and whether an infant seat belt is worn.

The present invention devised to achieve the object as described above is fixed to the seatband in the longitudinal direction;

One side shoulder band one end is coupled in one direction to the upper side of the fixing band, one side waist band is coupled in one direction to the lower side of the fixing band, and the other end of the one side shoulder band is fixed to the upper side One side seating portion including one side guard is fixed to the other end of the one side waist band;

The other seating portion including the other shoulder band, the other waist band and the other side guard formed to be symmetrical with the one seat;

A fixing part comprising a tongue fixed to the one side guard and a buckle fixed to the other side guard and optionally the tongue fixedly coupled; It provides a baby seat belt characterized in that it comprises a.

The one shoulder band, one side waist band, the other shoulder band and the other waist band are preferably configured to adjust the length.

On the other hand, the infant safety belt of claim 1 or 2, which is fixed to the seat back of the seat mounted in the infant riding vehicle, respectively;

A pressure sensor installed in the seat cushion of the seat;

A seat belt switch embedded in the buckle of the baby seat belt;

An output unit for outputting any one or more of a warning sound, a warning light, and a constant image;

It is connected to the pressure sensor and the seat belt switch provides a child seat belt system comprising a control unit for controlling the output unit in accordance with the signal of the pressure sensor and the seat belt switch.

Hereinafter, the baby seat belt and the baby seat belt system of the present invention will be described in more detail with reference to Examples. Hereinafter, the scope of the present invention is not limited to the following examples, and the technical scope of the present invention is not departed. Various modifications can be made by those skilled in the art without departing from the scope of the present invention.

1 is a perspective view schematically showing an infant safety belt of an embodiment of the present invention, Figure 2 is a view showing a front state in which the infant safety belt is mounted on the vehicle seat, Figure 3 is a child seat belt in the vehicle seat It is a figure which shows roughly the attached back state.

One embodiment of the child seat belt of the present invention is largely configured to include a fixing band 10, one seating portion, the other seating portion and the fixing portion 70 as shown in FIG.

The fixing band 10 is for fixing the child seat belt to the seat back of the vehicle seat in the longitudinal direction, as shown in Figs. 1 to 3 of the band 10 and a fixed ring which is sealed at one end of the band And a length adjusting piece 130 which is fixed to the other side of the band and fixed to adjust the other end of the band drawn out in the opposite direction through the fixing ring 110. .

That is, the other end of the band of the fixing band 10 passes between the seat cushion 910 of the vehicle seat 90 and the gap between the seat back 930, and the other end of the band passed through the fixing ring 110 sealed to one end of the band. By binding to the length adjusting piece 130 in the state penetrated into, it can be fixed to the seat back 930 with a constant fixing force in the longitudinal direction.

In order to selectively fix the fixing band 10 to the seat back 930 of the seat in the longitudinal direction in Figures 1 to 3, but consisting of a band 10, a fixing ring 110 and the length adjusting piece 130, The present invention is not limited thereto, and may be fixed to the seatback 930 of the seat 90 with a constant coupling force.

Next, the one seating portion is composed of one side shoulder band 310, one side waist band 330 and one side guard 350 as shown in Figs.

The one shoulder band 310 is for fixing one shoulder of the infant seated in the seat, one end is coupled to the upper side of the fixing band 10 in one direction and the other end is coupled to the upper side of the one side guard 350 do.

On the other hand, one end of one side of the shoulder band 310 is coupled to the upper side of the fixed band 10 in one direction, but more preferably the one side of the shoulder band 310 fixed band 10 as shown in FIG. It is good to combine in acute angle (α) state as a reference, which is to improve the wearing comfort when wearing a seat belt.

At this time, the one shoulder band 310 is preferably configured to be fixed to the one side guard 350 to adjust the length as shown in Figs. That is, a fixing ring 312 is provided on the upper side of the one side guard 350, and the other end of the one shoulder band 310 is passed through the fixing ring 312 before the other end of the one shoulder band 310 in advance. By binding to the length adjusting piece 314 prepared at a predetermined position of one side of the shoulder band 310, the length of the one side of the shoulder band 310 can be adjusted according to the body of the infant.

And the one side waist band 330 is for fixing one side of the infant seated in the seat, one end is coupled in one direction to the lower side of the fixing band 10 and the other end to one side of the one side guard 350 Combined.

The one side waist band 330 is also coupled to the acute angle (β) state on the basis of the fixing band 10 as shown in Figure 1 to improve the fit like the one shoulder band 310.

In addition, by having a fixing ring 352 on one side of the one side guard 350, and by providing a length adjusting piece 354 in the one side waist band 330, the one side waist band 330 to the one side guard It is preferable to fix the length adjustable to one side of (350).

In addition, the one side guard 350 is to minimize the injury by effectively absorbing the impact energy generated when a traffic accident occurs in contact with one side of the chest of the infant, the one shoulder band 310 on the upper side as shown in Figs. Is coupled, one side of the waistband 330 is coupled.

On the other hand, the material is not particularly limited, but preferably includes a cushion material.

And one side of the guard 350 can be configured to wrap a portion of the waist, shoulders as well as the infant's chest.

Next, the other seating portion is made of the other shoulder band 510, the other waist band 530 and the other guard 550 as shown in Figs. 1 and 2 and the other shoulder band 510, the other waist band 530 And the other side guard 550 is provided to be symmetrical with the one shoulder band 310, one waist band 330 and one side guard 350 based on the fixing band (10).

In addition, the fixing part 70 is for selectively fixing the one side seating portion and the other seating portion, and the tongue 710 is fixed to the one seating portion as shown in Figure 1 and the other seating portion fixed It is composed of a buckle 730 is installed.

In FIG. 1, the tongue 710 is fixed to the one seating portion, and the buckle 730 is fixed to the other seating portion. However, the tongue 710 is fixed to the other seating portion, and the buckle 730 is fixed to the other seating portion. Of course, it can be fixed to the one side mounting portion.

4 is a view schematically showing a state in which one side seating portion and the other seating portion of an infant seat belt in an embodiment of the present invention upside down, and FIG. 5 is a state in which an infant wears an infant seat belt according to an embodiment of the present invention. It is a figure which shows schematically.

As described above, the child seat belt of one embodiment of the present invention can be easily fixed to any vehicle seat using the fixing band 10 and is worn in the form of wrapping shoulders, waist and chest as shown in FIG. 5. Therefore, the child can be effectively safeguarded from traffic accidents by actively blocking the movement of the infant in the forward direction due to the shock generated during the traffic accident. And the simple structure has the advantage of excellent productivity.

And described with respect to the infant seat belt system using the infant seat belt of the present invention.

6 is a control block diagram schematically showing a control state of the child seat belt system of the present invention.

The infant seat belt system includes a pressure sensor 912 mounted in a seat cushion of a seat on which the infant seat belt is mounted as shown in FIG. 6; A seat belt switch 732 embedded in the buckle 730 of the child safety belt; An output unit 830 for outputting one or more of a warning sound, a warning light, and a predetermined image; A control unit 810 connected to the pressure sensor 912 and the seat belt switch 732 to control the output unit 830 according to the output values of the pressure sensor 912 and the seat belt switch 732. It is configured to include.

The pressure sensor 912 is used to detect whether the infant is seated in the seat of the vehicle and is mounted in the seat cushion of the seat to be connected to the controller 810.

In addition, the seat belt switch 732 is built in the buckle 730 of the child safety belt to detect whether the seat belt is worn, which can be easily implemented by those skilled in the art to which the present invention pertains. Is omitted.

The output unit 830 outputs a warning sound, a warning light, and a constant image, and includes any one of a warning sound generating unit 832 such as a speaker, a warning light display unit 834, and a display unit 836 capable of outputting a constant image. It consists of the above. In particular, the display unit 836 is for indicating the seating state, such as whether the seat of the infant seated, seat belt of the seated infant seated.

The controller 810 is connected to the pressure sensor 912 and the seat belt switch 732 to control the output unit 830 according to the output values of the pressure sensor 912 and the seat belt switch 732. do.

7 is a control flowchart showing a control state of the child seat belt system of the present invention.

In the infant seat belt system of the present invention as shown in Figure 7 the infant seated in the vehicle seat, the pressure sensor 912 operates (s110), the seat belt switch 732 by wearing a seat belt in the infant seated state When the output unit 830 does not output a warning sound, warning lights, warning lights, and when the infant seated in the vehicle seat after the infant does not wear a seat belt switch seat switch 732 did not operate In operation S120, the controller 810 detects this and controls the display of the warning sound and the warning light to be output from the output unit 830 (S130).

As a result, the driver and the lead person can easily check whether the child is wearing the seat belt without checking whether the infant wears the seat belt while moving in the vehicle.

On the other hand, the control unit 810 controls the warning light to output a red light when the pressure sensor 912 is operated, and the warning light to output a green light when the seat belt switch 732 is operated in that state. Of course, it can be controlled in many other ways, such as control.

In addition, the control unit 810 controls to display only the seat display on the display unit 836 when the infant is not in the seat in the vehicle, the display when the infant is seated in the seat and the pressure sensor 912 is operated The seat belt switch 732 of the seat display of the unit 836 is controlled to output a certain display indicating a state in which the infant is seated, and the seat belt switch 732 is operated by wearing a seat belt while the infant is seated. In this case, a predetermined display indicating a seat belt wearing state may be output to the corresponding seat display portion of the seat display of the display unit 836.

As such, when the controller 810 controls the display unit 836, the driver and the leader can check at a glance whether the number of infants in the vehicle, the seat in which the infant is seated, and whether the child's seat belt is worn.

FIG. 8 is a perspective view schematically illustrating an acceleration pedal and an acceleration pedal fixing part, and FIG. 9 is a control block diagram schematically illustrating an infant seat belt system including an acceleration pedal fixing part, and FIG. 10 is an infant safety including an acceleration pedal fixing part. It is a control flowchart which shows the control state of a belt system schematically, and FIG. 11 is a perspective view which shows the operating state of the acceleration pedal fixing part schematically.

In addition, the child seat belt system of the present invention is preferably provided with an acceleration pedal fixing unit 630 which can fix the acceleration pedal 610 of the vehicle to a state before operation as shown in FIGS. 8 and 10.

The acceleration pedal fixing unit 630 is for fixing the acceleration pedal 610 so that the driver does not operate even when the driver steps on the acceleration pedal 610.

The acceleration pedal fixing part 630 is composed of a magnetic part as shown in Figure 8, and a rod 632 for retreating forward in accordance with the electrical supply of the magnetic, when the electrical supply to the magnetic portion as shown in Figure 10 632 is drawn out to fix the arm 612 of the acceleration pedal 610. In FIG. 8, the acceleration pedal fixing unit 630 includes a mechanical part and a rod 632. However, the acceleration pedal fixing unit 630 is not limited thereto, and the acceleration pedal fixing unit 630 may be fixed or maintained in a state before operation.

The acceleration pedal fixing unit 630 is controlled by the controller 810 according to the output values of the pressure sensor 912 and the seat belt switch 732 as shown in FIG. 9.

This will be described in detail with reference to FIG. 11, when the infant is seated in a vehicle seat, the pressure sensor 912 operates (S210), and the seat belt switch 732 is worn by a seat belt while the infant is seated. When the control unit 810 operates to control the acceleration pedal 610 by cutting off the power supply to the acceleration pedal fixing unit 630, the seat does not wear a seat belt when the infant is seated. When the belt switch 732 does not operate (S220), the controller 810 supplies power to the acceleration pedal fixing unit 630 (S230) to control the operation of the acceleration pedal 610.

That is, when all of the infants do not wear the seat belt, the control unit 810 supplies power to the magnetic part of the acceleration pedal fixing unit 630, whereby the rod 632 of the acceleration pedal fixing unit 630 is withdrawn. By fixing the arm position of the acceleration pedal 610, the driver does not start the vehicle.

As such, the vehicle can be operated only while all of the infants are wearing the seat belts, thereby minimizing the casualties of the infants due to accidents such as car crashes.

Although not illustrated in the drawing, the controller 810 may be connected to a vehicle speed sensor and control the acceleration pedal fixing unit 630 according to a signal of the vehicle speed sensor.

That is, only when the vehicle speed sensor outputs the value of the state where the speed of the vehicle is 0, the controller 810 may accelerate the acceleration according to the output values of the pressure sensor 912 and the seat belt switch 732. It is preferable to control the pedal fixing unit 630 to operate, which is to prevent the acceleration pedal fixing unit 630 from operating when the infant releases the seat belt while driving.

As described above, the infant seat belt of the present invention can be easily mounted on the seat back of the vehicle seat using the fixing band as well as the shoulder, waist and chest of the infant by the one seating part and the other seating part. By fixing the seating, it is possible to prevent the infant from being injured by the impact caused by the traffic accident to the maximum, and the structure is simple, the productivity is greatly improved.

And the configuration of the infant seat belt of the present invention by adjusting the length of the fixing band, one shoulder band, one waist band, the other shoulder band and the other waist band, the position of the one seating portion and the other seating body of the infant There is an effect that can be adjusted to suit.

In addition, the infant seat belt system of the present invention detects the seating of the infant in the seat by the pressure sensor, seat belt switch, the seat belt by detecting whether the seat belt is seated even when one of the infants do not wear a seat belt warning sound By outputting a warning sign such as a warning light through the output unit, the driver and the leader can easily recognize whether the child's seat belt is worn, thereby increasing the child's seat belt wearing rate, thereby minimizing the infant's injury due to a traffic accident. .

Further, by further comprising an acceleration pedal fixing unit for fixing or maintaining the acceleration pedal of the vehicle in the pre-operation state, the control unit is so that the driver can not start the vehicle when all the infants in the vehicle do not wear a seat belt By controlling the acceleration pedal fixing unit, it is possible to increase the wearing rate of the child's seat belt, and minimize the injury of the infant due to traffic accidents.

Claims (5)

A fixed band fixed to the seat back in the longitudinal direction; One side shoulder band one end is coupled in one direction to the upper side of the fixing band, one side waist band is coupled in one direction to the lower side of the fixing band, and the other end of the one side shoulder band is fixed to the upper side One side seating portion including one side guard is fixed to the other end of the one side waist band; The other seating portion including the other shoulder band, the other waist band and the other side guard formed to be symmetrical with the one seat; A fixing part comprising a tongue fixed to the one side guard and a buckle fixed to the other side guard and optionally the tongue fixedly coupled; Infant seat belt, characterized in that comprises a. The baby seat belt of claim 1, wherein the one shoulder band, the one waist band, the other shoulder band and the other waist band are configured to adjust a length. A baby seat belt according to claim 1 or 2 fixedly installed on a seat back of a seat mounted in a baby vehicle; A pressure sensor installed in the seat cushion of the seat; A seat belt switch embedded in the buckle of the baby seat belt; An output unit for outputting any one or more of a warning sound, a warning light, and a constant image; And a control unit connected to the pressure sensor and the seat belt switch to control the output unit according to signals of the pressure sensor and the seat belt switch. The method of claim 3, further comprising an acceleration pedal fixing unit for selectively fixing the acceleration pedal of the infant vehicle in the pre-operation state, The control unit is a baby seat belt system characterized in that for controlling the acceleration pedal fixing part in accordance with the signal of the pressure sensor and the seat belt switch. The child seat belt system of claim 4, wherein the controller controls the acceleration pedal fixing unit according to signals of the pressure sensor, the seat belt switch, and the vehicle speed detection sensor of the vehicle.

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