KR20020074295A - System for generating alarm signal of sensing approaching a vehicle or man - Google Patents

Abstract

PURPOSE: An approach alarm generating system is provided to surely prevent the generation of accidents by informing a worker of the approach of heavy equipment and other workers. CONSTITUTION: The approach alarm generating system comprises a first approach alarm generator, which is mounted at a certain portion of heavy equipment, and which has a first infrared rays emitting element(L1) and a first infrared rays receiving element(PT1) for emitting predetermined infrared rays emitting and receiving signals to drive an alarm device(50) in order to enable a worker to recognize the approach of other workers; and a second approach alarm generator, which is warned by a worker, and which has plural second infrared rays emitting elements(L2-Ln) and plural second infrared rays receiving elements(PT2-PTn) for emitting predetermined infrared rays emitting and receiving signals to drive an alarm device(52) in order to enable a worker to recognize the approach of heavy equipment.

Description

Proximity alarm system {SYSTEM FOR GENERATING ALARM SIGNAL OF SENSING APPROACHING A VEHICLE OR MAN}

The present invention relates to a proximity alarm generating system, and more specifically, to the driver or operator at the same time in order to prevent the safety accident that can occur when the driver does not recognize other workers in close proximity to the operation when moving the heavy equipment in the workplace It relates to a proximity alarm system for generating a.

As is well known, various advanced devices have been applied to vehicles and homes due to the recent development of electronic devices and control technologies. Among them, remote start and door locks or rear detection systems are applied to vehicles. The burglar alarm system that detects the heat of the human body and generates an alarm when the mode is set is applied.

However, despite the fact that the detection and alarm devices applied for the prevention of safety accidents must be recognized for the alarm signal to the pedestrian who is the target of the driver as well as the target, the alarm is only given to the driver unilaterally. There is a problem.

The present invention has been made in view of the above-described state of the art, and provides a two-way detection and alarm device capable of simultaneously emitting and receiving infrared light to the heavy equipment and the helmet so that the heavy equipment driver and the worker at the same time can approach the heavy equipment or the worker at the same time. It is an object of the present invention to provide a proximity alerting system for recognizing.

In particular, the infrared light emitting / receiving device attached to the heavy equipment has another object to provide a proximity alarm generating system that maximizes the light emitting and receiving range of the infrared light by rotating by driving the motor.

1 is a view showing the position of the heavy equipment of the proximity alarm generating system according to an embodiment of the present invention,

Figure 2 is a side view showing the configuration of the proximity alarm generating device attached to the heavy equipment according to an embodiment of the present invention,

3A and 3B illustrate a proximity alarm generating device attached to a hard hat according to an embodiment of the present invention;

Figure 4 is a view separating the proximity alarm generating device attached to a hard hat according to an embodiment of the present invention,

5 is an enlarged view showing an infrared light receiving unit of a proximity alarm generating system according to an embodiment of the present invention;

6 is a schematic diagram schematically showing the configuration of a proximity alarm generating system according to an embodiment of the present invention;

7A is a block diagram showing a circuit configuration of a first proximity alarm generating apparatus according to an embodiment of the present invention;

7B is a block diagram illustrating a circuit configuration of a first proximity alarm generating apparatus according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

10: first proximity alarm generating device, 12: case,

14: light emitting case, 16: attachment material,

18: rotating motor, 20: battery,

22: rotating shaft, 24: cap,

26: reflector, L1, L2-Ln: infrared light emitting element,

PT1, PT2 to PTn: infrared ray optical element, 30: second proximity alarm generating device.

In order to achieve the above object, according to a preferred embodiment of the present invention is located in a predetermined portion of the outer surface of the heavy equipment, to detect the alarm state of the operator through the first infrared light emitting element and the first infrared light receiving element therein to alarm First proximity alarm generating means for driving the alarm by emitting a predetermined infrared light emitting signal with a specific code therein or receiving and processing a infrared light having a predetermined specific code therein; It is worn on the body of the worker, the second infrared light emitting element and the second infrared light receiving element is attached to the outer surface to emit an infrared light emitting signal preset by a specific code therein to detect and alert the approach state of heavy equipment, Provided is a proximity alarm generating system comprising a second proximity alarm generating means for driving an alarm by receiving and signal-processing infrared light of a predetermined specific code so that a proximity situation can be simultaneously detected and alarmed at the same time. do.

Preferably, the first proximity alarm generating means may be attached to a predetermined portion of the heavy equipment on the upper surface of the acrylic light emitting case, a case consisting of a synthetic resin on the lower outer surface, and the lower surface of the case; An attachment material, a rotating motor and a battery provided on the inner surface of the case, a rotating shaft configured from the inside of the rotating motor, and an infrared light receiving element (PTI) formed at an end of the rotating shaft and formed on an outer circumferential surface thereof. It is provided with a proximity alarm generating system comprising a cap formed with an infrared light emitting element (L1) and a reflector provided at a position spaced apart from the cap to reflect infrared light.

More preferably, the first proximity alarm generating means is provided therein to encode and decode a received or transmitted signal, an oscillation / decoding / encoding unit for driving an encode and decode circuit, and is carried in an infrared signal and transmitted. A code setting switch for setting a code to be coded, a modulator for modulating a decoded code signal, a driver for driving the transmission infrared diode L1 by receiving a modulated signal from the modulator, and a plurality of the numbers A MUX circuit for alternately selecting a reliable infrared diode (PT1), a relay circuit for applying power to a beacon light driver and a rotating motor driver by being switched by receiving a signal from the oscillation / decode unit / encode unit, and An alarm sound amplifier which amplifies the alarm sound when a control signal is generated from the oscillation / decode part / encode part; Well proximity alarm system, characterized in that consisting of a speaker driver for driving the speaker is provided so as to output a signal amplified by the amplifier section.

In addition, the second proximity alarm generating means is provided therein to encode and decode a received or transmitted signal, an oscillation / decoding / encoding unit for driving an encode and decode circuit, and a code carried in an infrared signal and transmitted A code setting switch for setting a; a modulator for modulating the decoded code signal; a driver for driving the transmission infrared diodes L2 to Ln by receiving a modulated signal from the modulator; And a buzzer driver for driving the buzzer when a control signal is generated from the oscillation / decode unit / encode unit.

On the other hand, the second proximity alarm generating means is to be worn on a worker's hard hat or a specific part of the body, it characterized in that the outer surface is composed of an elastic band formed with infrared light emitting and receiving elements.

Preferably, the first and second infrared light receiving elements are provided in the conical grooves formed on the inner surface of the elastic band, and the inner surface of the conical grooves includes a reflector formed of a mirror, a silver foil, or the like, and the front surface of the infrared light receiving element. It is characterized in that the convex lens is coupled to diffuse and receive the infrared light irradiated to.

More preferably, the proximity alarm generating system is characterized in that the code data preset by the first proximity alert generating means and the second proximity alert generating means are different from each other.

EMBODIMENT OF THE INVENTION Hereinafter, this invention is demonstrated in detail with reference to drawings.

1 is a view showing the position of the heavy equipment of the proximity alarm generating system according to an embodiment of the present invention, Figure 2 is a side view showing the configuration of the proximity alarm generating device attached to the heavy equipment according to an embodiment of the present invention. .

Referring to this, a first proximity alerting device 10 is attached to detect a worker's approach to a predetermined portion of the heavy equipment and alert the driver of the worker's approach. A light emitting case 14 of an acrylic material colored in red is provided on an upper portion thereof, and a case 12 made of synthetic resin is formed on an outer surface thereof, and a predetermined portion of the heavy equipment 2 is disposed on a lower surface of the case 12. Attachment material 16 is provided to attach.

At this time, the attachment material 16 may be a double-sided attachment tape made of a synthetic resin, a magnetic material that can be attached to a metal material or the like magnetically, and various other attachment materials may be used.

In addition, the first proximity alarm generating device 10 is provided with a rotating motor 18 and a battery 20 on the inner surface of the case 12, the rotating shaft 22 from the inside of the rotating motor 18. This configuration, the cap 24 is formed at the end of the rotating shaft 22.

An infrared light receiving element PT1 is formed on an outer circumferential surface of the cap 24, and an infrared light emitting element L1 is formed on an upper end thereof. In addition, a reflector 26 reflecting infrared light X is provided at a position spaced apart from the cap 24 by a predetermined distance.

On the other hand, the speaker for alarm generation (not shown) is preferably installed in the driver's seat predetermined portion of the heavy equipment (2).

In addition, the first proximity alarm generating device 10 can be used sufficiently even without the reflector 26 provided therein, and is provided in the rotation motor 18 to rotate the cap 24. ) May be attached to the lower surface of the case 12 to rotate the case 12 itself.

On the other hand, the first proximity alarm generating device 10 is not limited to being installed only for the heavy equipment for movement, it may be attached to the upper surface of the fixed structure.

Figure 3a and 3b is a view showing a proximity alarm generating device attached to a hard hat according to an embodiment of the present invention, Figure 4 is a view separating the proximity alarm generating device attached to a hard hat according to an embodiment of the present invention to be.

Referring to this, a second proximity alerting device 30 is provided at the edge of the hard hat 32 to detect an approach situation of heavy equipment and alert an operator, and the second proximity alerting device 30 is a heavy equipment ( An alarm generating box 34 is provided which detects the proximity of 2) and generates an alarm.

On the outer surface of the alarm generating box 34, a power switch 38 for switching the power and a speaker 36 for generating an alarm are formed.

On the other hand, the alarm generating box 34 is fixed to the outer surface of the elastic band 40 is installed is fixed, the Velcro fasteners 42 are formed on both ends of the cut portion of the elastic band 40 is possible to adjust the length. .

A plurality of infrared light emitting elements (eg, L2 to L5) and infrared light receiving elements (eg, PT2 to PT5) are attached to a predetermined outer surface of the elastic band 40 at regular intervals.

On the other hand, the second proximity alarm generating device 30 configured in the hard hat 32 is not limited to the circumference of the hard hat 32, and is sufficient to be used while being worn on both the waist and shoulders of the worker. It is possible.

At this time, the position and number of the hard hat 32 is not limited as in the present embodiment, it can be sufficiently variable as necessary.

5 is an enlarged view illustrating an infrared light receiving unit of a proximity alarm generating system according to an exemplary embodiment of the present invention.

As shown in FIG. 5, the infrared light receiving elements PT2 to PT5 formed to be spaced apart from each other along the outer surface of the elastic band 40 are provided in the conical groove formed on the inner surface of the elastic band 40. The inner surface of the conical groove is formed with a reflector (PT2b) formed of a mirror, a silver foil, etc., the convex lens (PT2a) is coupled to the front of the infrared light receiving element (for example PT2) to easily receive the irradiated infrared light And it is configured to be incident while the infrared light emitted from the outside is diffused.

6 is a schematic diagram schematically showing the configuration of a proximity alarm generating system according to an embodiment of the present invention.

Referring to this, the first proximity alarm generator 10 provided in the predetermined portion of the heavy equipment 2 is equipped with a first infrared light emitting device L1 and at the same time the first infrared light receiving device PT1 and the alarm generating unit 50. Is configured, and the second proximity alerting device 30 provided in a predetermined part of the operator is provided with a plurality of second infrared light emitting elements L2 to Ln and at the same time the second infrared light receiving elements PT2 to PTn. And an alarm generator 52 is configured, respectively.

In addition, the first proximity alarm generating device 10 includes a separate motor driver configured to rotate the first infrared light emitting element L1 and the first infrared light receiving element PT1 on its rotation shaft.

Therefore, as the rotation shaft of the rotation motor 18 is rotated, the first infrared light emitting device L1 and the first infrared light receiving device PT1 are also rotated to emit and receive infrared light, and the worker wears the first light. 2 The second infrared light receiving elements PT2 to PTn of the proximity alarm generating device 30 receive the infrared light and generate an alarm for it through the alarm generating unit 52 so as to recognize an operator that the heavy equipment is near. .

At the same time, when infrared light is emitted through the second infrared light emitting elements L2 to Ln of the second proximity alerting device 30 worn by the worker, the first infrared light receiving element PT1 is rotating the infrared light. When an incident occurs and generates an alarm, the heavy equipment driver alerts the operator that the operator has approached the proximity position, thereby enabling proximity detection using the two-way communication and the alarm.

7A is a block diagram illustrating a circuit configuration of a first proximity alarm generating apparatus according to an embodiment of the present invention.

Referring to this, reference numeral 54 is provided inside the first proximity alerting device 10 to encode and decode a received or transmitted signal, and oscillation / decoding / encoding unit 54 for driving an encoding and decoding circuit. Reference numeral 56 denotes a code setting switch for setting a code carried by the infrared signal.

Reference numeral 58 denotes a modulator for modulating the decoded code signal, and reference numeral 60 denotes a driver for driving the transmitting infrared diode L1 by receiving a modulated signal from the modulator 58.

In the figure, reference numeral 62 denotes a MUX circuit for alternately selecting a plurality of the receiving infrared diodes PT1, and reference numeral 64 applies a signal from the oscillation / decode section / encode section 54. A relay circuit for applying power to the beacon light driver 70 and the rotary motor driver 72 by being switched by receiving.

At this time, the oscillation / decoding section / encoding section 54 compares the code set by the code setting switch 56 with the received code to drive the alarm only when the same code is received.

On the other hand, reference numeral 66 denotes an alarm sound amplifier which amplifies the alarm sound when a control signal is generated from the oscillation / decode unit / encode unit 54, and reference numeral 68 denotes the signal amplified by the alarm sound amplifier 66. The speaker driving unit for driving the speaker to output the.

7B is a block diagram illustrating a circuit configuration of a second proximity alerting device according to an embodiment of the present invention.

Referring to this, reference numeral 80 is provided inside the second proximity alerting device 30 to encode and decode a received or transmitted signal, and oscillation / decoding / encoding unit 80 for driving an encoding and decoding circuit. And reference numeral 82 denotes a code setting switch for setting a code carried by the infrared signal.

Also, reference numeral 84 denotes a modulator for modulating the decoded code signal, and reference numeral 86 denotes a driver for driving the transmission infrared diodes L2 to Ln by receiving a modulated signal from the modulator 58. Indicates.

In the same figure, reference numeral 88 denotes a MUX circuit which enables to alternately select a plurality of the receiving infrared diodes PT2 to PTn.

At this time, the oscillation / decode unit / encoder unit 80 compares the code set by the code setting switch 56 with the received code to drive an alarm only when the same code is received.

On the other hand, reference numeral 90 denotes a buzzer driver for driving the buzzer when a control signal is generated from the oscillation / decoding section / encoding section 80.

On the other hand, the frequency of the infrared light (X, X-1) generated from the first infrared light emitting device (L1) and the second infrared light emitting device (L2 to Ln) is preferably used different frequencies.

With reference to the accompanying drawings, the function and operation of the proximity alarm generating system according to an embodiment of the present invention of the above configuration will be described in detail.

First, the first infrared light emitting device L1 and the first infrared light emitting device L1 and the first as the rotating shaft of the rotating motor 18 formed in the first proximity alarm generating device 10 formed in the predetermined portion of the heavy equipment 2 is rotated. The infrared light receiving element PT1 is also rotated to emit and receive infrared light.

Accordingly, the second infrared light receiving elements PT2 to PTn of the second proximity alarm generating device 30 worn by the operator receive the infrared light and generate an alarm for it through the alarm generating unit 52. The operator can recognize that the heavy equipment is in close proximity.

At the same time, when the infrared light is emitted through the second infrared light emitting elements L2 to Ln of the second proximity alerting device 30 worn by the operator, the rotating motor 18 of the heavy equipment rotates. 1 The infrared light receiving element PT1 receives the infrared light to generate an alarm, thereby allowing the heavy equipment driver to recognize that the operator has approached the proximity position. This enables the driver of the heavy equipment and the worker working in the vicinity to detect and alert the proximity of the counterpart through the two-way communication at the same time to prevent the safety accident more reliably.

On the other hand, the proximity alarm generating system according to an embodiment of the present invention is not limited only to the above-described embodiment, various modifications can be made without departing from the technical gist of the present invention.

For example, in the embodiment of the present invention, the technique for the two-way proximity alarm system is mainly illustrated, but the present invention is also possible to configure the one-way proximity alarm system is sufficient, the one-way system is any part of the heavy equipment or human body In the state attached to the infrared light emitting device attached to the heavy equipment or human body corresponding to the infrared light receiving device and the alarm to be generated by checking the code for it, the proximity of the unidirectional method in the state without departing from the technical gist of the present invention. The configuration of the alarm generating system and the alarm method thereof are also included in the gist of the present invention.

As described above, the proximity alarm generating system according to the present invention can detect and alarm that the heavy equipment and the worker working in the vicinity of the heavy equipment at the same time close to the opponent heavy equipment and the worker can be more surely prevent accidents It works.

Claims (7)

Located in a predetermined portion of the outer surface of the heavy equipment, and emits a predetermined infrared light emitting signal with a specific code therein to detect and alert the operator's approach state through the first infrared light emitting element and the first infrared light receiving element therein; First proximity alarm generating means for driving an alarm by receiving and signal-processing infrared light of a predetermined specific code; It is worn on the body of the worker, the second infrared light emitting element and the second infrared light receiving element is attached to the outer surface to emit an infrared light emitting signal preset by a specific code therein to detect and alert the approach state of heavy equipment, And a second proximity alarm generating means for driving an alarm by receiving and signal-processing infrared light of a predetermined specific code so that a proximity situation can be simultaneously detected and alarmed at the same time. 2. The apparatus of claim 1, wherein the first proximity alarm generating means comprises a light emitting case made of acrylic material colored in red on an upper portion thereof, a case made of synthetic resin on an outer surface thereof, and attached to a predetermined portion of the heavy equipment on the lower surface of the case. The attachment material, the rotating motor and battery provided in the inner surface of the case, the rotating shaft constituted from the inside of the rotating motor, and the infrared light receiving element PT1 are formed in the end of the rotating shaft and the outer peripheral surface is formed. And an upper end cap formed with an infrared light emitting element (L1), and a reflector provided at a position spaced apart from the cap to reflect infrared light. The apparatus of claim 1, wherein the first proximity alarm generating means is provided therein to encode and decode a received or an outgoing signal, and to transmit an oscillation / decoding / encoding unit for driving an encoding and decoding circuit, and an infrared signal. A code setting switch for setting a coded outgoing code, a modulator for modulating a decoded code signal, a driver for driving the outgoing infrared diode L1 by receiving a modulated signal from the modulator, A mux circuit for alternately selecting the receiving infrared diode (PT1), a relay circuit for applying power to a beacon light driver and a rotating motor driver by being switched by receiving a signal from the oscillation / decode part / encode part; An alarm sound amplifier for amplifying an alarm sound when a control signal is generated from the oscillation / decode unit / encode unit; Sound amplification section proximity alarm system, characterized in that configured in the speaker driving unit for driving a speaker so as to output the amplified signal from the. 2. The apparatus of claim 1, wherein the second proximity alarm generating means is provided therein to encode and decode a received or an outgoing signal, and to transmit an oscillation / decoding / encoding unit for driving an encoding and decoding circuit, and an infrared signal. A code setting switch for setting a transmitted code, a modulator for modulating a decoded code signal, a driver for driving the transmitting infrared diodes L2 to Ln by receiving a modulated signal from the modulator; MUX circuit for alternating selection of the plurality of receiving infrared diodes (PT2 ~ PTn), and a buzzer driver for driving a buzzer when a control signal is generated from the oscillation / decoding section / encoder section Proximity alarm system. The proximity alarm generating system according to claim 1, wherein the second proximity alarm generating means is worn on a worker's hard hat or a specific part of a body, and is formed on an elastic band having infrared light emitting and light receiving elements formed on an outer surface thereof. The infrared light receiving device of claim 1, wherein the first and second infrared light receiving elements are provided in a conical groove formed on an inner surface of the elastic band, and an inner surface of the conical groove includes a reflector formed of a mirror, a silver foil, or the like, and the infrared light receiving element. Proximity alarm system characterized in that the convex lens is coupled to diffuse and receive the infrared light irradiated to the front of the device. The proximity alarm generating system according to claim 1, wherein the code data preset by the first proximity alarm generating means and the second proximity alarm generating means and carried by infrared light are different from each other.