Classifications

• • G—PHYSICS
  • G08—SIGNALLING
  • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
  • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
  • G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
  • G08B7/066—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources guiding along a path, e.g. evacuation path lighting strip
• • G—PHYSICS
  • G08—SIGNALLING
  • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
  • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
  • G08B21/02—Alarms for ensuring the safety of persons
  • G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
  • G08B21/0205—Specific application combined with child monitoring using a transmitter-receiver system
• • G—PHYSICS
  • G08—SIGNALLING
  • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
  • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
  • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
  • G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems

Definitions

• the present invention relates to an emergency escape guide apparatus, and more particularly to, an emergency escape guide apparatus which can provide a field of view easily when fire or power failure takes place in subways, underground buildings or tunnels, or make people escaped toward emergency exits.
• an object of the present invention to provide an emergency escape guide apparatus which can help people secure a field of view and escape to safe places easily when fire or power failure broke out at places where light is not guided from external sources, or at dark places such as subways, underground buildings, or tunnels.
• an emergency escape guide apparatus comprising: a controller controlling the whole operation of the emergency escape guide apparatus; an EEPROM (Electrically Erasable and Programmable Read Only Memory) in which an execution program of the controller is stored; a full-wave rectifier which receives an alternating-current (AC) voltage from an AC power supply and rectifies the AC voltage to a direct-current (DC) voltage of a certain level; a first battery which stores the full-wave rectified DC voltage received from the full-wave rectifier and simultaneously supplies the DC voltage to the controller as an operating voltage; at least one fire detector which detects fire and outputs the detected result to the controller when fire broke out in subways or buildings; at least one power failure detector which detects power failure and outputs the detected result to the controller when power failure broke out in subways or buildings; a transmission and reception unit which receives a transmission signal output from the controller and wirelessly transmits the transmission signal to a control center via a transmission and reception unit antenna when
• FIG. 1 is a block diagram showing an emergency escape guide apparatus according to an embodiment of the present invention
• FIG.2 is an exploded perspective view schematically showing an escape guide of an emergency escape guide unit in an emergency escape guide apparatus according to an embodiment of the present invention
• FIG. 3 is a cross-sectiona . 1 view schematically showing a state where the escape guide of FIG. 2 is installed on the floor of a passage in a subway;
• FIG. 4 is a cross-sectional view schematically showing a state where the escape guides of FIG.2 are connected and installed using anchor bolts on the floor of a passage in a subway;
• FIG. 5 is a schematic diagram for explaining escape directions from a fire place to safe places by an emergency escape guide apparatus according to an embodiment of the present invention. Best Mode for Carrying out the Invention
• FIG. 1 is a block diagram showing an emergency escape guide apparatus according to an embodiment of the present invention.
• an emergency escape guide apparatus includes: a controller 10 controlling the whole operation of the emergency escape guide apparatus; an EEPROM (Electrically Erasable and Programmable Read Only Memory) 12 in which an execution program of the controller 10 is stored; a full-wave rectifier 14 which receives an alternating-current (AC) voltage from an AC power supply 13 and rectifies the AC voltage to a direct-current (DC) voltage of a certain level; a first battery 16 which stores the full-wave rectified DC voltage received from the full-wave rectifier 14 and simultaneously supplies the DC voltage to the controller 10 as an operating voltage; at least one fire detector 18 which detects fire and outputs the detected result to the controller 10 when fire broke out in subways or buildings; at least one power failure detector 19 which detects power failure and outputs the detected result to the controller 10 when power failure broke out in subways or buildings; a transmission and reception unit 22 which receives a transmission signal output from the controller 10 and wirelessly transmits the transmission signal to a control center 20 via a transmission and reception unit antenna 22a when the
• the escape guide unit 30 includes: a demodulator 31 which receives a control signal output from the control center 20 and then transmitted from the antenna 22a in the transmission and reception unit 22 via an antenna 31a of the escape guide unit 30; a control unit 32 which receives the demodulated signal from the demodulator 31 to control the whole operation; an escape guide 40 which receives a control signal output from the control unit 32 and make a number of light emitting diode arrays 42 emit sequentially or various colors to indicate escape passages; and a second battery 34 which receives a direct-current (DC) voltage from the full-wave rectifier 14 and stores the same therein so that a DC operating voltage to the control unit 32.
• DC direct-current
• FIG.2 is an exploded perspective view schematically showing an escape guide 40 of an emergency escape guide unit 30 in an emergency escape guide apparatus according to an embodiment of the present invention.
• FIG. 3 is a cross-sectional view schematically showing a state where the escape guide 40 of FIG. 2 is installed on the floor of a passage in a subway.
• FIG. 4 is a cross-sectional view schematically showing a state where the escape guides 40 of FIG.2 are connected and installed using anchor bolts on the floor of a passage in a subway.
• FIG. 5 is a schematic diagram for explaining escape directions from a fire place to safe places by an emergency escape guide apparatus according to an embodiment of the present invention.
• the escape guide 40 includes a lengthy multi-layer substrate 41; a number of light emitting diode arrays 42 which are disposed at the center of the multi-layer substrate 41 along the lengthy direction thereof so that the number of light emitting diode arrays 42 emit toward places opposing a fire place sequentially or repeatedly at a certain period of time when fire or power failure broke out to indicate escape directions; a connection block 43 which applies a DC voltage to the number of light emitting diode arrays 42 via the control unit 32, and are fixedly installed to both sides of the multi-layer substrate 41 in which connection pins 43a are disposed to connect a number of the multi-layer substrates 41 with each other; a lower cover 46 which is coupled with a number of throughholes 46b formed on the multi-layer substrate 41 penetratively through mount holes 44 and mount rings 45 respectively formed in the inner side of the connection block 43, and is fixedly installed on a passage floor 50; and an upper cover 47 which is firmly coupled with grooves (not shown) formed in both
• the light emitting diode arrays 42 have been described with respect to the case including a first light emitting diode 42a, a second light emitting diode 42b, and a third light emitting diode 42c r as an example.
• the present invention is not limited thereto.
• a light emitting diode array applied in the present invention may include light emitting diodes more than three.
• a light emitting diode used in the present invention is a ceramic chip light emitting diode (LED) whose reflective heat is little and whose life time is almost semi-permanent .
• LED ceramic chip light emitting diode
• the function and effect of the emergency escape guide apparatus according to an embodiment of the present invention will be described with reference to the accompanying drawings .
• the anchors 46a are fitted into throughholes (having no reference numerals) respectively formed in mount rings 45, and then are passed through throughholes 46b formed in the lower cover 46. Then, as shown in FIGs. 3 and 4, the anchor bolts 46a are fixedly installed on a passage floor 50. Accordingly, the multi-layer substrate 41 and the lower cover 46 in the escape guide 40 are installed on the passage floor 50.
• protrusions having no reference numerals
• grooves having no reference numerals
• the escape guide 40 in the escape guide unit 30 is installed along the passage floor 50. Then, a number of fire detectors 18 and a number of power failure detectors 19 are installed in subways, underground buildings or tunnels. When fire or power failure broke out in the subways, underground buildings or tunnels, the number of fire detectors 18 detects fire or the number of power failure detectors 19 detects power failure, and then provides the detected result to the controller 10.
• the controller 10 performs an operational processing according to an execution program stored in the EEPROM 12, and makes the RAM 28 store a fire occurrence signal which indicates that fire occurred at a particular place in the subways, underground buildings or tunnels, and simultaneously outputs the fire occurrence signal to the transmission and reception unit 22. Then, the fire occurrence signal is transmitted to the control center 20 wirelessly via the antenna 31a in the transmission and reception unit 22 and/or by wire.
• the control center 20 has received the fire occurrence signal wirelessly or by wire that fire or power failure broke out in a particular place in the subways, underground buildings or tunnels, and then outputs an emergency guide control signal to the transmission and reception unit 22 wirelessly via the antenna 20a in the transmission and reception unit 22.
• the emergency guide control signal output from the control center 20 is received via the antenna 22a in the transmission and reception unit 22, and is demodulated in the transmission and reception unit 22.
• the demodulated emergency guide control signal is output for the controller 10.
• the controller 10 receives the emergency guide control signal and performs an operational processing according to an execution program stored in the EEPROM 12, to then make the operationally processed result stored in the RAM 28, and simultaneously output a warning sound control signal for a speaker 24.
• a warning sound that fire or power failure broke out at a fire occurrence place or a power failure occurrence place 60 on a second underground floor 51 is output via the speaker 24 acoustically.
• the controller 10 outputs a warning lamp control signal to have a warning lamp 26 generate a warning lamp on/off signal. That is, the warning lamp 26 is turned on and off to warn that fire or power failure broke out.
• the controller 10 transmits an on/off control signal for turning on and off light emitting diode arrays 42 in the escape guide 40 toward a direction going away from the fire occurrence place or the power failure place 60, that is, a direction of an arrow "A” or arrow "B" via the transmission and reception unit 22.
• the on/off control signal transmitted from the transmission and reception unit 22 is received via the antenna 31a in the demodulator 31 and demodulated in the demodulator 31, to then be output for the control unit 32.
• the DC voltage charged in the second battery 34 is applied to the light emitting diode arrays 42 installed in the multi-layer substrate 41 in the escape guide 40. Accordingly, the light emitting diode arrays 42 emit in the direction of the arrow "A" or "B" sequentially or at a certain period of time.
• the DC voltage charged in the second battery 34 is applied to the light emitting diode arrays 42 installed in the multi-layer substrate 41 in the escape guide 40. Accordingly ⁇ the light emitting diode arrays 42 emit in the direction of the arrow "A" or "B" and thus allows people to easily and quickly escape from the fire or power failure occurrence place toward a direction opposing the fire or power failure occurrence place.
• people can escape along a direction where the light emitting diode arrays 42 emit. For example,- in the case that fire broke out on the second basement floor 51, people can escape from the second basement floor 51 to the first basement floor 53 via an escape staircase 52, and again from the first basement floor 53 to a safe place 55 via an escape staircase 54, quickly.
• the controller 10 transmits a control signal for making the light emitting diode arrays 42 emit or for turning on and off the light emitting diode arrays 42 for the transmission and reception unit 22.
• the control signal for making the light emitting diode arrays 42 emit or for turning on and off the light emitting diode arrays 42 transmitted from the transmission and reception unit 22 is received via the antenna 31a in the demodulator 31 and demodulated therein. Then, the demodulated result is output for the control unit 32. Under the control of the control unit 32, the DC voltage charged in the second battery 34 is applied to the light emitting diode arrays 42 installed in the multi-layer substrate 41 in the escape guide 40, to thereby allow the light emitting diode arrays 42 to emit all at a time or turned on and off at certain intervals. Accordingly, passengers can see that the emergency escape guide apparatus has been installed in preparation for at an abnormal time such as a fire occurrence in subways, underground buildings or tunnels. In this case, it is natural the light emitting diode arrays 42 do not emit in the direction of the arrow "A" or "B.”
• power failure may brake out in subways, underground buildings or tunnels.
• Power failure is detected by the power failure detectors 19.
• a power failure detection signal detected in the power failure detectors 19 is output from the controller 10.
• the operation of the controller 10 which has received the power failure detection signal is almost same as that of the case of having received the fire detection signal. Thus, the detailed description of the controller 10 which has received the power failure detection signal will be omitted.
• an operator in the control center 20 which has received the fire or power failure detection signal via the transmission and reception unit 22 under the control of the controller 10, communicates with those working at the fire or power failure occurrence place 60 wirelessly or by wire.
• the control center 20 outputs a control signal for the transmission and reception unit 22 via the antenna 20a in the control center 20, in order to indicate that the control signal has been output and operated by errors of the fire detectors 18 or the power failure detectors 19, and the control signal is received and demodulated in the transmission and reception unit 22 via the antenna 22a therein, to then be output for the controller 10.
• the controller 10 performs an operational processing according to an execution program stored in the EEPROM 12 with the control signal output from the transmission and reception unit 22, and makes the operational processed data in the RAM 28.
• the control signal indicating the misoperation of the fire or power failure detectors 18 or 19 is transmitted to the speaker 21 from the controller 10., to thus allow the speaker 24 to output the message indicating the misoperation of the fire or power failure detectors 18 or 19 acoustically.
• the controller 10 interrupts an on/off control signal for the warning lamps 26 and turns off the warning lamps 26.
• the emergency escape guide apparatus can help people secure a better field of view and escape from the fire or power failure place to a safe place, to thus prevent personal accidents .
• the present invention has been described with respect to a particularly preferred embodiment.
• the present invention is not limited to the above embodiment, and it is possible for one who has an ordinary skill in the art to make various modifications and variations, without departing off the spirit of the present invention.
• the protective scope of the present invention is not defined within the detailed description thereof but is defined by the claims to be described later and the technical spirit of the present invention.
• the present invention provides an emergency escape guide apparatus having a remarkable effect of helping people secure a better field of view and escape from a hazardous place to a safe place, to thereby prevent personal accidents, when fire or power failure broke out at places where light is not guided from external sources, or at dark places such as subways, underground buildings or tunnels.

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Citations (3)

• 2005
  • 2005-04-15 KR KR20050031320A patent/KR100547919B1/ko not_active IP Right Cessation
  • 2005-09-28 WO PCT/KR2005/003210 patent/WO2006109911A1/en active Application Filing

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