KR101801860B1

KR101801860B1 - Simulation model for safety experience

Info

Publication number: KR101801860B1
Application number: KR1020150168643A
Authority: KR
Inventors: 조수영; 서종도; 정운용; 윤석광
Original assignee: 한국도로공사
Priority date: 2015-11-30
Filing date: 2015-11-30
Publication date: 2017-11-29
Also published as: KR20170064056A

Abstract

The present invention relates to a safety experience simulation apparatus, comprising: a vehicle having a seat and a seat belt; A balancer mounting base on which the bogie is installed so as to be reciprocally movable; A bogie drive means having one end fixed to the bogie mounting base and the other end fixed to the bogie to advance the bogie through an elastic restoring force; A buffering means provided at one end of the truck mount so as to face the truck and buffering the truck to stop when the truck collides with the truck; A traction unit installed at the other end of the truck mount so as to pull and fix the truck and release the fixture so that the truck can be advanced by the tension of the truck drive means; And a controller installed on the truck mounting table for controlling operation of the traction unit.
According to the present embodiment, it is possible to directly experience the impact at the time of a traffic accident, and there is an advantage that the education effect on wearing the seat belt can be maximized.

Description

Simulation model for safety experience

The present invention relates to a safety experience simulation apparatus.

Safety belts are the most basic and important safeguard to protect passengers in traffic accidents. It is widely known that wearing safety belts contributes greatly to reducing the casualties of traffic accidents, but they are not worn for reasons of disinterest or inconvenience, People are unaware of the hazards and rarely wear seat belts, which can lead to serious injuries or death in the event of a traffic accident.

In order to reduce such traffic accidents, various educational institutes have been providing preliminary training for wearing safety belts. In order to pre-train for body experience, Many devices are being developed.

However, the conventional devices that can experience a shock at the time of a traffic accident are largely constructed to be difficult to move to other education sites, and when the device is made compact for movement, There is a problem in that the safety device is insufficient for the driving means of the bogie equipped with the seat, and the seat or the like can be protruded due to the high speed of the bogie, impact or the like.

This conventional technique is Korean Patent No. 10-0902079 (Shock Experience Device), in which a person wears a seat belt and observes a mannequin not wearing a seat belt, thereby directly experiencing a shock at the time of a traffic accident So that it is possible to minimize the damage of accidents by observing traffic safety regulations such as wearing a seat belt by oneself.

However, the conventional technology has a problem in that it is troublesome to use and manipulate it because the speed must be adjusted by using the force of the driving motor or the speed must be adjusted by tilting the bogie through the cylinder.

1. Korean Registered Patent No. 10-0902079 (Shock Experience Device / Jun. 2003)

It is an object of the present invention to provide a safety experience simulation apparatus which is easy to operate and can safely experience a shock at the time of a traffic accident.

According to an aspect of the present invention,

A truck with a seat and a seatbelt;

A balancer mounting base on which the bogie is installed so as to be reciprocally movable;

A bogie drive means having one end fixed to the bogie mounting base and the other end fixed to the bogie to advance the bogie through an elastic restoring force;

A buffering means provided at one end of the truck mount so as to face the truck and buffering the truck to stop when the truck collides with the truck;

A traction unit installed at the other end of the truck mount so as to pull and fix the truck and release the fixture so that the truck can be advanced by the tension of the truck drive means;

And a controller installed on the truck mounting table for controlling operation of the traction unit.

Here, the truck mount includes a rail having a vertical section and a horizontal section and spaced apart from each other to face each other and having a '-shaped section;

The bogie comprises:

A base provided on the upper surface of the seat and the seat belt and having a stopper protruding downward on the lower surface;

A support wheel rotatably installed on both sides of the base and resting on the horizontal portion to support the base;

And a release preventing wheel which is rotatably installed on a lower surface of the base and which interlocks with an end of the horizontal portion to prevent the base from coming off.

Here, the tow unit includes:

A drum rotatably installed on the truck mount;

A wire having one end fixed to the drum and the other end fixed to the carriage;

A winding motor for rotating the drum so that the wire is wound;

And an electronic valve installed between the drum and the winding motor and controlled by the controller to intermittently control the drum and the winding motor.

Further, in the present invention,

And a tension unit capable of adjusting a tension of the bogie drive means is further reinforced.

Further, in the present invention, in the tension unit,

A load cell for measuring and outputting the tension of the bogie drive unit in real time;

The controller receives the measurement value from the load cell and compares the measured value with a preset value, and controls the operation of the traction unit when the measured value is exceeded.

Here, the tension unit includes:

A driving motor provided with a conveying screw and installed in the bed mounting table and rotating in the forward and reverse directions;

And a conveying block provided on the conveying screw and being conveyed in a linear reciprocating manner by a conveying screw.

Further, in the present invention,

A plurality of position sensors for sensing the position of the pulley and outputting a position signal are further reinforced;

The controller receives the position signal from the position sensor and controls the operation of the driving motor.

Further, in the present invention,

And a speed measuring sensor for measuring the speed of the bogie and outputting the measured speed.

Further, in the present invention,

A bogie sensor for sensing a bogie drawn by the tow unit and outputting a detection signal is further provided;

The controller receives the detection signal from the bogie detection sensor and controls the operation of the towing unit.

Further, in the present invention, the cargo mount is further provided with reinforced lighting along the moving path of the car.

According to the present embodiment, it is possible to directly experience the impact at the time of a traffic accident, and there is an advantage that the education effect on wearing the seat belt can be maximized.

1 is a perspective view of a safety experience simulation apparatus according to the present invention.
2 is a plan view of a safety experience simulation apparatus according to the present invention.
3 is a side view of a safety experience simulation apparatus according to the present invention.
FIG. 4 and FIG. 5 are enlarged and extracted portions of a safety experience simulation apparatus according to the present invention. FIG.
6 is a view for explaining the operation of the safety experience simulation apparatus according to the present invention.
FIG. 7 is a block diagram showing the interrelationship among respective components in the safety experience simulation apparatus according to the present invention. FIG.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

2 is a plan view of a safety experience simulation apparatus according to the present invention, FIG. 3 is a side view of a safety experience simulation apparatus according to the present invention, and FIGS. 4 and 5 are cross- 6 is a view for explaining the operation of the safety experience simulation apparatus according to the present invention, and FIG. 7 is a view for explaining the operation of the safety experience simulation apparatus according to the present invention FIG. 5 is a block diagram illustrating interrelationships among components; FIG.

1 to 6, a safety experience simulation apparatus according to an embodiment of the present invention includes a truck 10, a truck mount 20, a truck drive means 30, a shock absorber 50, A speed sensor 80, a load cell 90, a position sensor 100, a bogie sensor 110, a light source (not shown), and a controller 70. The tension sensor 40, 120, and the like.

1 to 6, the bogie 10 includes a base 11 and a support wheel 12, a separation prevention wheel 13, a seat 14 and a seat belt 15, It is a device that can be boarded.

The base 11 is a plate-shaped block having a constant thickness, and is disposed between the rails 21 of the truck mount 20 in the present embodiment.

A wire 62 of the tow unit 60 is fixed to the rear surface of the base 11 and a bogie driving means 30 is fixed to the front surface of the base 11.

A stopper 11a protruding downward and colliding with the shock absorber 50 is integrally formed on the lower surface of the base 11.

The support wheel 12 is rotatably installed on both sides of the base 11 and supports the base 11 by being mounted on the upper surface of the horizontal portion 21b constituting the rail 21 in the present embodiment do.

Meanwhile, since the support wheel 12 may cause noise and vibration when the support wheel 12 sits along the horizontal portion 21b of the rail 21, and the passenger may feel inconvenience, It is advisable to install a synthetic rubber or urethane tire.

The release preventing wheel 13 is rotatably installed on the lower surface of the base 11 and is engaged with the horizontal portion 21b constituting the rail 21 in the present embodiment to prevent lifting and disengagement of the base 11 Function.

As one example, a groove is provided along the circumferential surface of the release preventing wheel 13, and one end of the horizontal portion 21b is engaged with the inside of the groove, so that the base 11 is separated from the rail 21 It is possible to more reliably secure the stability of the occupant.

The seat 14 and the seat belt 15 are members mounted on a general vehicle. In this embodiment, the seat 14 and the seat belt 15 are mounted inside the vehicle model, (Bolt / nut fastening, welding, etc.).

1 to 6, the truck mounting base 20 is a member in which the truck 10 is installed so as to be reciprocally movable. In this embodiment, a plurality of steel bars are used, and on the upper face thereof, The rail 21 is integrally formed with a vertical section 21a and a horizontal section 21b.

The tensioner unit 40, the buffering unit 50, the traction unit 60, the controller 70, the speed measuring sensor 80, the load cell 90 A position detection sensor 100, a bogie detection sensor 110, and an illumination 120 are installed.

In particular, a shock absorber 50 is installed at one end of the truck mount 20 and a traction unit 60 is installed at the other end.

On the other hand, a caster may be installed on the bottom of the truck mounting base 20 for convenience of movement.

In addition, a display (not shown) for displaying various information such as the speed before the collision may be installed on the truck mount 20.

1 to 6, the bogie driving means 30 is a bunch jumping rubber band, in the case of the present embodiment, one end (a portion provided with the traction unit 60) is fixed to the truck mounting table 20, And the other end is fixed to the front surface or the lower surface of the base 11 of the bogie 10 to advance the bogie 10 through an elastic restoring force.

In the present embodiment, four bogie driving means 30 are applied and can be added or subtracted as required.

1 to 6, the shock absorber 50 is a shock absorber applied to a vehicle. In the present embodiment, the shock absorber 50 is installed at one end of the truck mount 20 so as to face the truck 10 So as to stop the bogie 10 when the bogie 10 collides with the stopper 11a of the bogie 10.

The bogie 10 driven by the bogie drive means 30 advances along the rail 21 and then the stopper 11a of the bogie 10 collides with the buffer means 50 The shock absorber 50 gradually absorbs the impact transmitted from the bogie 10 and the user who rides on the bogie 10 can indirectly experience the importance of the seatbelt 15 through the initial shock.

1 to 6, the traction unit 60 includes a drum 61, a wire 62, a winding motor 63, and an electromagnetic valve 64. In this embodiment, A function of pulling the bogie 10 and fixing the bogie 10 so that the bogie 10 can be advanced by the tension of the bogie driving means 30 do.

The drum 61 is rotatably installed on the truck mounting base 20 to wind or unwind the wire 62.

One end of the wire 62 is fixed to the rear surface of the base 11 of the bogie 10 and the other end of the wire 62 is fixed to the drum 61 and wound or unwound by the drum 61 .

The winding motor 63 is a servo motor that is controlled by a controller 70 and serves to rotate the drum 61 so that the wire 62 is wound around the drum 61 in this embodiment.

The electromagnetic valve 64 is an ordinary electromagnetic clutch operated and controlled by the controller 70. In this embodiment, the electromagnetic valve 64 is provided between the drum 61 and the winding motor 63, And functions to interrupt the drum 61 and the winding motor 63 intermittently.

In the case of this embodiment, the electromagnetic clutch is described as an example of the type of the electromagnetic valve 64, but this is merely one embodiment, and any conventional one can be applied as long as it can perform the same function Do.

According to this embodiment, when the winding motor 63 is operated in a state where the drum 61 and the winding motor 63 are connected to each other via the electromagnetic side 64, the winding motor 63 rotates the drum 61 The wire 62 is gradually wound so that the bogie 10 connected to the wire 62 is pulled up to the position where the drawing unit 60 is positioned and at the same time the bogie driving means 30 is naturally tensioned .

When the truck 10 is pulled up to the position where the traction unit 60 is located, the controller 70 controls the electromagnetic valve 64 so as to interrupt the connection between the drum 61 and the winding motor 63 The wire 62 wound around the drum 61 is moved together with the carriage 10 and the wire 62 wound around the drum 61 moves along with the carriage 10, Thereafter, the bogie 10 stops gradually while colliding with the buffer means 50.

1 and 7, the controller 70 is installed on the truck mount 20 and functions to control the winding motor 63 and the electromagnetic valve 64 of the traction unit 60.

The controller 70 controls the winding motor 63 and the electromagnetic valve 64 to control the wire 62 so that the bogie 10 can be pulled back The controller 70 controls the operation of the electromagnetic valve 64 so as to drive the drum 61 and the winding motor 60. The drum 61 is wound around the drum 61 and the drum 10 reaches a specific position, So that the truck 10 is advanced by the truck driving means 30.

It is necessary to adjust the tension applied to the bogie driving means 30 according to the person (adult, elderly person, child, etc.) boarding the bogie 10. For this purpose, The tension unit 40 is further reinforced.

Referring to FIGS. 1 to 3 and FIGS. 5 to 6, the tension unit 40 is installed on the truck mounting base 20 to control the tension of the truck driving means 30, Respectively.

The tension unit 40 includes a drive motor 41 and a transport block 42, and the guide bar 43 can be further reinforced.

The drive motor 41 is a (servo) motor provided with a feed screw 41a that is controlled by the controller 70. In this embodiment, the drive motor 41 is installed in the truck mount 20, So that the feed screw 41a is rotated in the forward and reverse directions.

The conveying block 42 is provided with a conveying screw 41a having a pulley 42a to which the balancing drive means 30 is attached and is conveyed by a conveying screw 41a in a linear reciprocating manner.

The block formed at the edge of the transport block 42 is inserted into the guide bar 43 and moves along the guide bar 43.

6, when the controller 70 is operated to slightly adjust the tension of the bogie driving means 30, the controller 70 causes the driving motor 41 to rotate The conveying screw 41a rotates as the driving motor 41a rotates and the conveying block 42 is moved to one side (left side in FIG. 6) by the conveying screw 41a, and the conveying block 42 The pulley driving means 30 hooked on the pulley 42a and the pulley 42a are moved together by the pulleys 42a and 42a so that a weak tension is applied to the pulley driving means 30.

Conversely, if the conveying block 42 and the pulley driving means 30 are moved to the other side (right side in FIG. 6) of the pulley 42a to which the driving motor 41 and the conveying screw 41a are connected, , It is possible to set a strong tension on the truck driving means (30).

Therefore, the forward speed of the bogie 10 via the bogie drive means 30 can be easily and easily set through the above-described operation.

1 to 3, a speed measuring sensor (not shown) for measuring the speed immediately before the bogie 10 and the buffer means 50 collide with each other and outputting the measured speed to the controller 70, 80) is further reinforced.

The speed sensor 80 is a conventional sensor which senses the stopper 11a of the truck 10 and outputs it. The controller 70 receives the speed measurement value, (Not shown) installed in the vehicle, and the occupant can intuitively recognize the speed before the collision based on the speed displayed on the display (not shown).

Referring to FIG. 5, the tension unit 40 may be further reinforced with a load cell 90.

The load cell 90 is installed in the transport block 42 of the tension unit 40 and functions to measure the tension of the truck driving means 30 in real time and output the measured tension to the controller 70 .

The controller 70 receives the measured value from the load cell 90 and compares the measured value with a preset value to operate the winding motor 63 and the electromagnetic valve 64 of the traction unit 60 Control function.

For example, the traction unit 10 is pulled backward by using the traction unit 60 in a state in which the tension unit 40 is controlled so as to apply a weak tension to the bogie driving means 30. [

The load cell 90 provided in the tension unit 40 measures the tension applied to the truck driving means 30 in real time and transmits it to the controller 70. The controller 70 measures The value is received and compared with the preset value.

If the value received from the load cell 90 exceeds the preset value in the controller 70 even though the truck 10 is not pulled to the position where the traction unit 60 is located, 70 immediately stops the winding motor 63 and controls the operation of the electromagnetic valve 64 so that the drum 61 and the winding motor 63 are disconnected from each other, So that the bogie 10 can be advanced.

Accordingly, it is possible to prevent breakage of the bogie driving means 30 and to minimize safety accidents of the passenger by the above-described operation.

Meanwhile, the tension of the bogie drive means 30 is determined according to the position of the pulley 42a of the tension unit 40, and it is troublesome that the position of the pulley 42a is visually recognized have.

Accordingly, in the present embodiment, a plurality of position sensors 100 are further provided on the truck mount 20 to solve the above-described problem.

2 and 5, the position sensing sensor 100 is installed on the truck mount 20 so as to be positioned adjacent to the tension unit 40 to sense the position of the pulley 42a and transmit a position signal to the controller 70 ).

The controller 70 receives the position signal from the position sensor 100 and controls the operation of the driving motor 41.

The drive motor 41 of the tension unit 40 is operated and controlled by the controller 70 to feed the feed block 42 via the feed screw 41a and is fed to the feed block 42 The tension of the truck driving means 30 is adjusted while the pulley 42a moves together.

5) is moved to the left side (refer to FIG. 5), the right side (see FIG. 5) of the pulley driving means 30 is moved to the right side The position sensor 100 disposed on the pulley 42 senses the pulley 42a and outputs the pulley 42a to the controller 70. The controller 70 receives the pulley 42a and the driving motor 41 of the tension unit 40 immediately stops .

Therefore, the manager does not have to visually check the pulley 42a, which is advantageous in that management becomes more convenient.

The traction unit 10 is pulled by the traction unit 60. When the trailer 10 is positioned at a specific position by the supervisor's eyes and the traction unit 60 is interposed between the traction unit 60 and the controller 70, It is troublesome to control the operation.

Therefore, in the present embodiment, the bogie sensor 110 for detecting the bogie 10 pulled by the traction unit 60 and outputting the detection signal is further reinforced to solve the above-mentioned problem.

The bogie detection sensor 110 is a contact or non-contact type sensor, and is mounted on the rail 21 of the bogie mount 20 adjacent to the traction unit 60 in this embodiment.

The controller 70 outputs a detection signal to the winding motor 63 of the traction unit 60. The controller 70 controls the winding motor 63 of the traction unit 60, And the electromagnetic valve 64, as shown in Fig.

Therefore, the convenience of management is further improved by the above-described operation.

Referring to FIG. 1, the light loader 120 is further provided along the movement path of the bogie 10, so that the bogie 10 can be visually expressed through the bogie mount 20 Or to focus attention of people nearby.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims.

10: carriage 11: base 11a: stopper
12: support wheel 13: departure prevention wheel 14: seat
15: Seat belt 20: Truck mount 21: Rail
30: Balance drive means 40: Tension unit 41: Drive motor
41a: Feed screw 42: Feed block 42a: Pulley
43: guide bar 50: buffering means 60: pulling unit
61: drum 62: wire 63: winding motor
64: electronic side 70: controller 80: speed measuring sensor
90: load cell 100: position detection sensor 110:
120: Lighting

Claims

A truck with a seat and a seatbelt;
A balancer mounting base on which the bogie is installed so as to be reciprocally movable;
A bogie drive means having one end fixed to the bogie mounting base and the other end fixed to the bogie to advance the bogie through an elastic restoring force;
A conveying block provided on the conveying screw and being conveyed by a conveying screw in a linear reciprocating manner, having a conveying screw, a drive motor provided on the conveying mounting table and rotated in the forward and reverse directions, and a pulley A tension unit configured to adjust a tension of the bogie drive unit;
A plurality of position sensors for sensing a position of the pulley and outputting a position signal;
A buffering means provided at one end of the truck mount so as to face the truck and buffering the truck to stop when the truck collides with the truck;
A traction unit installed at the other end of the truck mount so as to pull and fix the truck and release the fixture so that the truck can be advanced by the tension of the truck drive means;
And a controller installed on the truck mount and receiving a position signal from the position sensor to control operation of the traction unit.

The method according to claim 1,
The rail mounting base includes a rail having a vertical section and a horizontal section and having a cross-sectional shape and spaced apart from each other to face each other;
The bogie comprises:
A base provided on the upper surface of the seat and the seat belt and having a stopper protruding downward on the lower surface;
A support wheel rotatably installed on both sides of the base and resting on the horizontal portion to support the base;
And a release preventing wheel which is rotatably installed on a lower surface of the base and which interlocks with an end of the horizontal portion to prevent the base from being detached.

The method according to claim 1,
The tow unit includes:
A drum rotatably installed on the truck mount;
A wire having one end fixed to the drum and the other end fixed to the carriage;
A winding motor for rotating the drum so that the wire is wound;
And an electronic valve installed between the drum and the winding motor and controlled by the controller to intermittently control the drum and the winding motor.

The method according to claim 1,
In the tension unit,
A load cell for measuring and outputting the tension of the bogie drive unit in real time;
Wherein the controller receives the measured value from the load cell and compares the measured value with a preset value, and controls the operation of the traction unit when the measured value exceeds a preset value.

The method according to claim 1,
In the above truck mounting base,
And a speed measuring sensor for measuring the speed of the bogie and outputting the measured speed.

The method according to claim 1,
In the above truck mounting base,
A bogie sensor for sensing a bogie drawn by the tow unit and outputting a detection signal is further provided;
Wherein the controller receives the detection signal from the bogie sensor and controls the operation of the towing unit.

The method according to claim 1,
Wherein the vehicle is mounted on the vehicle, and the vehicle is mounted on the vehicle.

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