CN102389625B - Device for carrying out anti-interference detection on escape personnel in fire situation and running method thereof - Google Patents
Device for carrying out anti-interference detection on escape personnel in fire situation and running method thereof Download PDFInfo
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Abstract
The invention discloses a device for carrying out anti-interference detection on the escape personnel in a fire situation and a running method thereof. The device comprises a temperature sensor, two sets of wireless transmitting-receiving paired pipes and a central controller, wherein the temperature sensor is arranged on a wall of a channel in front of a fire-resistant rolling shutter door; a transmitting pipe and a receiving pipe of one of the two sets of same wireless transmitting-receiving paired pipes are oppositely arranged close to the ground at the lower parts of corresponding walls on both sides of the channel in front of the fire-resistant rolling shutter door, and are respectively a lower transmitting pipe and a lower receiving pipe; a transmitting pipe and a receiving pipe of the other set of wireless transmitting-receiving paired pipes are oppositely arranged higher than people at the upper parts of corresponding walls on both sides of the channel in front of the fire-resistant rolling shutter door, and are respectively an upper transmitting pipe and an upper receiving pipe; and the transmitting pipes or receiving pipes on a same-side wall of the two sets of wireless transmitting-receiving paired pipes are arranged on a same vertical line. By using the device disclosed by the invention, when a fire breaks out, after the escape personnel achieves at the fire-resistant rolling shutter door, the fire-resistant rolling shutter door is opened automatically, thereby avoiding congestion and saving time for the escape personnel.
Description
Technical field
The present invention relates to anti-interference detection device and method in a kind of fire disaster escaping scene, be specifically related to device and the operation method of anti-interference detection escape personnel under a kind of Fire Conditions.
Background technology
Large-scale public place is divided a plurality of fire compartments usually in order to prevent fires, and the large span passage between each fire compartment adopts fire resistance rolling shutter door to separate usually.After fire occured, the fire resisting shutter door controller was closed fire resistance rolling shutter door after receiving control centre's fire alarm; The escape personnel is when fleeing from the scene of fire, need to pass the fire resistance rolling shutter door of passway, arrive the safety area, existing fire resistance rolling shutter door is connected with the fire resisting shutter door controller by start button, after the fire resisting shutter door controller is received control centre's fire alarm, fire resistance rolling shutter door is closed, the escape personnel must oneself go to seek and be arranged near releasing the button on passage fire resistance rolling shutter door, press release the button after, just can open fire resistance rolling shutter door.In the scene of fire, environmental disorder, personnel are crowded, and escape personnel's mood is flurried, and more difficult finding released the button, and opens the fire resistance rolling shutter door escape, at this moment very easily results in blockage, and is unfavorable for the evacuating personnel escape; In the dead group of especially big group hindered fire incident, majority was to evacuate untimely, extra exit and caused by shutoff or locking due to passage.Design and a kind ofly can differentiate the escape personnel in the activity of scene of fire, when needs penetrate firewall rolling screen door, fire resistance rolling shutter door is opened a period of time automatically, and the equipment that escapes the inferno for the escape personnel just can address this problem.
The utility model content
Technical problem to be solved by this invention is to provide a kind ofly to be differentiated in the scene of fire, it is escape personnel's escape activity, or smog or burned flame, and automatically starting fire resistance rolling shutter door a period of time, anti-interference detection escape personnel's device and operation method under the Fire Conditions that the confession escape personnel escapes the inferno.
For addressing the above problem, under the designed Fire Conditions of the present invention, anti-interference detection escape personnel's device, comprise that temperature sensor, two groups of identical wireless transmission receive pipe and master controller; Described temperature sensor is installed on fire resistance rolling shutter door front channel body of wall; Two groups of wireless transmission receive transmitting tube with the receiving tube relative bottom close ground place that be installed on fire resistance rolling shutter door front channel the right and left corresponding body of wall of one group in pipe emission reception to pipe, are lower transmitting tube and lower receiving tube; Another group emission receives the transmitting tube top that is installed on fire resistance rolling shutter door front channel the right and left corresponding body of wall relative to receiving tube to pipe higher than the Human Height place, is upper transmitting tube and upper receiving tube; Two groups of wireless transmission receive transmitting tube or the receiving tube that is in pipe on the body of wall of the same side are co-located on same vertical line;
Described master controller comprises fire alarm judge module, temperature contrast module, logic comparison module and driver module, wherein the input of fire alarm judge module is connected with the output of the fire control center of far-end peripheral hardware, and the output of fire alarm judge module connects driver module; Temperature contrast module is connected between temperature sensor and driver module; 2 inputs of logic comparison module connect respectively one group of wireless transmission and receive pipe, and the output of logic comparison module connects driver module; The output of driver module is connected with the controller of the fire resistance rolling shutter door of peripheral hardware;
Above-mentioned logic comparison module comprises logic NOT unit and logical AND unit; Lower receiving tube directly is connected with the input of logical AND unit, and upper receiving tube is connected with the input of logical AND unit through the logic NOT unit, and the output of logical AND unit is connected to driver module.
The escape personnel higher than on emission when receiving pipe, in order to prevent from being mistaken for the smog process, the output of logic comparison module connects a time-delay pre-judgement module and a time-delay memory module successively.After the time-delay certain hour, again detect the signal value of upper receiving tube, be low level signal if again detect upper receiving tube, can be judged as escape personnel's process, can open fire resistance rolling shutter door.
The output of the described driver module of such scheme is connected with the fire resisting shutter door controller with relay by triode successively.
In order to eliminate various electromagnetic waves that the scene of fire may exist to the interference of acquisition of signal, guarantee that two groups of emissions receive accurate to the signal of pipe, the equipment of preventing is subjected to lose efficacy in advance after Electromagnetic Interference at a distance, two groups of wireless transmission receive the receiving tube of pipe both sides parallel with the line of departure are equipped with shutter, and the shutter inner surface is coarse and scribble the black paint of electromagnetic wave absorption.
The described lower transmitting tube of such scheme and lower receiving tube are 100mm～800mm apart from the height on ground.
The described upper transmitting tube of such scheme and upper receiving tube are 2000mm～3000mm apart from the height on ground.
Usually, when environment temperature reaches more than 70 ° around, the temperature that has reached human body is born peak value, the escape personnel's that fire the is present probability of surviving is very little, the error starting protective rolling curtain door of while in order to prevent from occuring because of the damage of installing, cause larger damage by fire, it is 70 °～80 ° that described temperature contrast module presets temperature value.
The operation method of anti-interference detection escape personnel's device under the designed Fire Conditions of the present invention, its operating procedure is as follows:
(1) alarm signal that sends of fire alarm judge module Real-Time Monitoring fire control center, when fire occured, far-end peripheral hardware fire control center sent fire alarm to the fire alarm judge module; Receive the alarm signal of fire control center's transmission when the fire alarm judge module after, send high level signal to driver module, otherwise send low level signal to driver module;
(2) temperature sensor detects the environment temperature of fire resistance rolling shutter door front channel in real time, and this temperature signal value is sent in temperature contrast module; Temperature contrast module with the temperature signal value that receives with preset temperature value and compare, when presetting temperature value, temperature contrast module sends high level signal to driver module when the temperature signal value that receives; When presetting temperature value, temperature contrast module sends low level signal to driver module when the temperature signal value that receives;
(3) two groups of identical wireless transmission receive pipe are detected in the fire resistance rolling shutter door front channel simultaneously, are in that close ground on same vertical line is located and higher than the shelter situation at Human Height place; Be that wireless transmission receives the lasting receiving tube transmission wireless signal to correspondence of the transmitting tube in pipe, when unobstructed between transmitting tube and receiving tube, corresponding receiving tube sends low level signal to the logic comparison module; Between transmitting tube and receiving tube, arranged when stopping, corresponding receiving tube sends high level signal to the logic comparison module;
(4) the logic comparison module detects in real time the signal value that upper receiving tube and lower receiving tube send, and is low level signal and lower receiving tube when being high level signal when upper receiving tube being detected, and the logic comparison module sends high level signal to driver module; Be that high level signal and lower receiving tube are high level signal when upper receiving tube being detected, send low level signal to driver module; Be that low level signal and lower receiving tube are low level signal when upper receiving tube being detected, send low level signal to driver module; Be that high level signal and lower receiving tube are low level signal when upper receiving tube being detected, send low level signal to driver module;
(5) driver module receives the signal value from fire alarm judge module, temperature contrast module and logic comparison module, when the signal value of fire alarm judge module, temperature contrast module and logic comparison module all is high level signal, driver module sends high level signal to the fire resisting shutter door controller, starts fire resistance rolling shutter door; Otherwise do not send any signal value.
for can escape personnel's height higher than on when receiving pipe, it is disconnected that erroneous judgement does not occur, higher than upper reception, escape personnel and the smog of pipe being distinguished judgement, the operating procedure of the invention described above device also includes a time-delay storing step, the logic comparison module detects the signal of upper receiving tube and lower receiving tube, be that high level signal and lower receiving tube are high level signal when upper receiving tube being detected, or receiving tube to be detected be that low level signal and lower receiving tube are low level signal, or receiving tube to be detected be that high level signal and lower receiving tube are when being low level signal, send the signal of lower receiving tube to the pre-judgement of time-delay module, when the pre-judgement of time-delay module receives signal that the logic comparison module sends and is high level signal, send high level signal to the memory module of delaying time, when the signal that receives is low level signal, send low level signal to the logic comparison module, again detect the signal of receiving tube, after the time-delay memory module receives the high level signal of the pre-judgement of time-delay module transmission, high level signal is deposited, and after time-delay 1s～2s, again high level signal is sent to the logic comparison module, the logic comparison module detects the signal of receiving tube again, when upper receiving tube being detected and be low level signal, sends high level signal to driver module, when upper receiving tube being detected and be high level signal, send low level signal to driver module.
Compared with prior art, when the present invention can realize that fire occurs, when the escape personnel arrives fire resistance rolling shutter door, automatically open fire resistance rolling shutter door; It is to utilize on the fire resistance rolling shutter door front channel, there are up and down two groups of wireless transmission of difference in height to receive the signal that continues between pipe, and the movement tendency of people and smog, signal reception condition by two wireless interface closed tubes, and send a signal to driver module and make accurately judgement, distinguish people or smog and receive pipe by two groups of wireless transmission, realize automatically opening fire resistance rolling shutter door, avoid stopping up, for the escape personnel saves escape time; The present invention also is provided with a time-delay memory module, guarantee escape personnel's height higher than on the accurate judgement of emission when receiving pipe; In addition, also be provided with a temperature sensor, be used for the temperature of the on-the-spot surrounding environment of detection of fires, so that during excess Temperature, do not produce erroneous judgement disconnected, automatically opened fire resistance rolling shutter door, avoid increasing disaster-stricken situation.
Description of drawings
Fig. 1 is the structural representation of anti-interference detection escape personnel's device under a kind of Fire Conditions of the present invention;
Fig. 2 is the scheme of installation of anti-interference detection escape personnel's device under a kind of Fire Conditions of the present invention;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the schematic flow sheet of the operation method of anti-interference detection escape personnel's device under a kind of Fire Conditions of the present invention.
Number in the figure is: 1, temperature sensor; 2, master controller; 3, upper transmitting tube; 4, upper receiving tube; 5, lower transmitting tube; 6, lower receiving tube; 7, fire resistance rolling shutter door; 8, fire resisting shutter door controller; 9, shutter.
The specific embodiment
Under a kind of Fire Conditions of the present invention the structural representation of anti-interference detection escape personnel's device as shown in Figure 1, scheme of installation such as Fig. 2, shown in 3, it comprises that the identical wireless transmission of temperature sensor 1, two groups receive pipe and master controller 2; Described temperature sensor 1 is installed on fire resistance rolling shutter door 7 front channel bodies of wall; Two groups of wireless transmission receive transmitting tube with the receiving tube relative bottom close ground place that be installed on fire resistance rolling shutter door 7 front channel the right and lefts corresponding bodies of wall of one group in pipe emission reception to pipe, are lower transmitting tube 5 and lower receiving tube 6; Another group emission receives the transmitting tube top that is installed on fire resistance rolling shutter door 7 front channel the right and lefts corresponding bodies of wall relative to receiving tube to pipe higher than the Human Height place, is upper transmitting tube 3 and upper receiving tube 4; Two groups of wireless transmission receive transmitting tube or the receiving tube that is in pipe on the body of wall of the same side are co-located on same vertical line; The temperature of described temperature sensor 1 around can sense channel is sent to master controller 2 with the temperature signal that detects.Described two groups of identical wireless transmission receive pipe are preferably same model, and wireless transmission receives and can receive pipe pipe, Laser emission for infrared ray transmitter and receiver pipe.
Described master controller 2 is the judgement main body of apparatus of the present invention, comprise fire alarm judge module, temperature contrast module, logic comparison module and driver module, wherein the input of fire alarm judge module is connected with the output of the fire control center of far-end peripheral hardware, and the output of fire alarm judge module connects driver module; Temperature contrast module is connected between temperature sensor 1 and driver module; 2 inputs of logic comparison module connect respectively one group of wireless transmission and receive pipe, and the output of logic comparison module connects driver module; The output of driver module is connected with the fire resisting shutter door controller 8 of peripheral hardware; Wherein the fire alarm judge module be after receiving the fire alarm of fire control center of far-end peripheral hardware the output high level signal to driver module; Temperature contrast module is detecting temperature sensor 1 input signal less than exporting high level signal after presetting temperature value to driver module; Driver module the input signal that receives entirely for high level signal time output high level signal to the fire resisting shutter door controller 8 of peripheral hardware.
Described logic comparison module comprises logic NOT unit and logical AND unit; Lower receiving tube 6 directly is connected with the input of logical AND unit, and 4 of upper receiving tubes pass through the logic NOT unit and are connected with the input of logical AND unit, and the output of logical AND unit is connected to driver module.The logic comparison module is after receiving the signal of receiving tube, after the logic NOT unit first carries out non-processing with the input signal of upper receiving tube 4, carry out and processing with the input signal of lower receiving tube 6, and will with process after signal value be sent to driver module, complete upper and lower receiving tube 6 input signal logic relatively, and the signal value after relatively is sent to driver module with logic.
Described wireless transmission receives the sustainable receiving tube transmitted signal to correspondence of the transmitting tube of pipe, and the receiving tube that wireless transmission receives pipe can be sent to the signal that receives master controller 2.Be specially when not having object to block between wireless transmission receives pipe, the receiving tube that wireless transmission receives pipe can receive the wireless transmission reception to the signal of the transmitting tube of pipe, at this moment, the wireless transmission reception sends low level signal to the logic comparison module to the receiving tube of pipe; When transmitting tube and receiving tube are in when having shelter to intercept, when namely receiving tube did not receive the signal of transmitting tube, receiving tube sent high level signal to the logic comparison module, as having been blocked by people or smog, makes receiving tube can't receive the signal of transmitting tube.
The output of described logic comparison module also connects a time-delay pre-judgement module and a time-delay memory module successively, this time-delay memory module is when receiving the pipe height for the height (containing the object height of holding) the escape personnel higher than upper emission, can accurately judge it is that smog is through this device, still higher than the escape personnel of upper emission reception to the pipe height.The pre-judgement of this time-delay module comprises a comparison judgment unit judgement, and this comparison judgment unit relatively judges when the signal of lower receiving tube 6 is high level signal, sends high level signal to the memory module of delaying time, and carries out delay process.When obtaining low level signal, send a signal to the logic comparison module, again detect the signal of receiving tube.If receive when receiving pipe to the escape personnel of pipe height or smog through emission higher than upper emission, upper receiving tube 4 and lower receiving tube 6 do not receive signal, but the escape personnel receives facade to the radio wave place of pipe through two groups of emissions, i.e. two groups of emissions receive and generally can not surpass 1s to managing the positive time, and smog can spread for a long time, and at this moment upper and lower receiving tube sends high level signal to the logic comparison module.after specifically the logic comparison module receives the signal of up and down receiving tube, process through the logic comparison operation, when processing obtains signal and is low level signal, send the signal of lower receiving tube 6 to the pre-judgement of time-delay module, when the pre-judgement of time-delay module relatively descends the signal of receiving tube 6 to be high level signal, the high level signal of time-delay pre-judgement module forward delay interval signal and lower receiving tube 6 is to the memory module of delaying time, the time-delay memory module is deposited the high level signal of lower receiving tube 6, and after time-delay 1s～2s, high level signal with lower receiving tube 6 is sent to the logic comparison module again, the logic comparison module detects the signal of receiving tube 4 again, when upper receiving tube 4 being detected for low level signal, be that the escape personnel has left the wireless transmission reception to the pipe place, the logic comparison module is first done this low level signal the logic NOT processing and is obtained high level signal, and the high level signal of the lower receiving tube 6 of this high level signal and storage is carried out logical AND process, the gained high level signal is sent to driver module.When upper receiving tube 4 being detected for high level signal, show that shelter is smog, because the speed of smog diffusion is slow, still sheltering from wireless transmission receives the pipe place, at this moment go up receiving tube 4 and send high level signal to the logic comparison module, the logic comparison module is first done this high level signal logic NOT and is processed and to obtain low level signal, and the high level signal of the lower receiving tube 6 of this low level signal and storage is carried out the logical AND processing, and the gained low level signal is sent to driver module.
Be delivered to the signal of fire resisting shutter door controller 8 in order to amplify driver module, the output of described driver module is connected with fire resisting shutter door controller 8 with relay by triode successively.Described triode can improve the transmitted signal of driver module as for electric current amplifies use, makes fire resisting shutter door controller 8 can obtain high response.Relay can regulate, effectively protect driver module to be sent to the signal of fire resisting shutter door controller 8 automatically.
Not disturbed to transmitting tube and the signal between receiving tube of pipe in order to protect emission to receive, two groups of wireless transmission receive the receiving tube of pipe both sides parallel with the line of departure are equipped with shutter 9.Shutter 9 inner surfaces are coarse and scribble the black paint of electromagnetic wave absorption.In the scene of fire, circumstance complication, may there be various spectrum radios ripples and light to disturb, particularly itself can send the loose moving of ultrared pyrotechnics everywhere, in order to improve the discrimination to the escape personnel, the shutter 9 that arranges has avoided the infrared ray of pyrotechnics and on-the-spot other electromagnetic waves that the side of receiving tube is disturbed, be that the escape personnel is through out-of-date, because receiving tube receives infrared ray and other radio magnetic waves can't send high level signal to the logic comparison module always, and then can't start fire resistance rolling shutter door 7 and allow the escape personnel escape, cause equipment to lose efficacy in advance.Guaranteed that further the escape personnel only has from transmitting tube and the receiving tube positive process of emission reception to pipe, and received the signal of transmitting tube 3 for upper receiving tube 4, when lower receiving tube 6 is not received the signal of lower transmitting tube 5, started fire resistance rolling shutter door 7.
Reception for fear of some toys or the lower 6 pairs of signals of receiving tube of foreign material impact that some are short, improve jamproof ability, even and the height that the people creeps is also higher than 100mm, described lower transmitting tube 5 and lower receiving tube 6 are 100mm～800mm apart from the height on ground.Generally, the altitude range that the people stands is lower than 2000mm, even the escape personnel higher than 2000mm, also can store escape personnel or the smog of differentiating higher than 2000mm by time-delay, the height that described upper transmitting tube 3 and upper receiving tube 4 are installed on apart from ground is on 2000mm～3000mm passage body of wall, if install too highly, smog rises to the emission reception to the time lengthening of pipe, smog or escape personnel in the present invention can't being judged rise, and the height of general passage body of wall is limited.
In the scene of fire, during excess Temperature, escape personnel's chances of survival can obviously reduce, and appliance arrangement also can be affected, under high-temperature condition, damage due to appliance arrangement, and the false judgment that causes, error starting fire resistance rolling shutter door 7, the spreading of the aggravation intensity of a fire, it is 70 °～80 ° that described temperature contrast module presets temperature value, during higher than 80 °, present device is opened fire resistance rolling shutter door 7 no longer automatically in the scene of fire temperature, if also have escape personnel's escape, can manually press fire resistance rolling shutter door 7 start buttons, voluntarily escape.
Under Fire Conditions of the present invention the flow chart of the operation method of anti-interference detection escape personnel's device as shown in Figure 4, wherein D=1 is that the fire alarm judge module receives far-end peripheral hardware fire control center and sends fire alarm; C=1 is that the ambient temperature signal value of temperature contrast module fire resistance rolling shutter door 7 front channel that temperature sensor 1 detected is less than presetting temperature value; A=0 is the signal that upper receiving tube 4 receives transmitting tube 3, and a=1 is the signal that upper receiving tube 4 does not receive transmitting tube 3, and a1 is upper receiving tube 4 detection signal for the first time, and a2 is upper receiving tube 4 detection signal for the second time; B=0 is the signal that lower receiving tube 6 receives lower transmitting tube 5, and b=1 is the signal that lower receiving tube 6 does not receive lower transmitting tube 5; F=1 is that driver module sends unlatching fire resistance rolling shutter door 7 signals to fire resisting shutter door controller 8.
Under Fire Conditions of the present invention, the operation method of anti-interference detection escape personnel's device is specially:
(1) the fire alarm judge module detects the alarm signal that fire control center sends in real time, and when fire occured, far-end peripheral hardware fire control center sent fire alarm to the fire alarm judge module; Receive the alarm signal of fire control center's transmission when the fire alarm judge module after, send high level signal to driver module, otherwise send low level signal to driver module;
(2) temperature sensor 1 detects the environment temperature of fire resistance rolling shutter door 7 front channel in real time, and this temperature signal value is returned in temperature contrast module; Temperature contrast module with the temperature signal value that receives with preset temperature value and compare, when presetting temperature value, temperature contrast module sends high level signal to driver module when the temperature signal value that receives; When presetting temperature value, temperature contrast module sends low level signal to driver module when the temperature signal value that receives;
(3) two groups of wireless transmission receive pipe are detected fire resistance rolling shutter door 7 front channel simultaneously in real time, are in that close ground on same vertical line is located and higher than the shelter situation at Human Height place; Be that wireless transmission receives the lasting receiving tube transmission wireless signal to correspondence of the transmitting tube in pipe, when unobstructed between transmitting tube and receiving tube, corresponding receiving tube sends low level signal to the logic comparison module; Between transmitting tube and receiving tube, arranged when stopping, corresponding receiving tube sends high level signal to the logic comparison module;
When the escape personnel arrives the wireless transmission reception to the pipe installation site, lower emission receives pipe due to the height of its height lower than the escape personnel, the escape personnel can stop the signal that lower transmitting tube 5 sends to lower receiving tube 6, make lower receiving tube 6 can't receive the signal of lower transmitting tube 5, descend receiving tube 6 to send high level signal to the logic comparison module; Because upper emission receives the height of the pipe height higher than the escape personnel, the escape personnel does not stop the signal that transmitting tube 3 sends to adopter 4, upper receiving tube 4 can receive the signal that transmitting tube 3 sends to, and goes up receiving tube 4 and sends low level signal to the logic comparison module.
When smog arrives the wireless transmission reception to the pipe installation site, because the smog of heat moves toward eminence, concentration increase gradually can first shelter from the signal that transmitting tube 3 sends to receiving tube 4, upper receiving tube 4 sends high level signal to the logic comparison module, because smog can't block the signal that lower transmitting tube 5 sends to lower receiving tube 6, descend receiving tube 6 to send low level signal to the logic comparison module; Also have a kind of situation to be, smog is a lot, is full of whole passage, at this moment, the two groups of wireless transmission in up and down receive all being blocked between pipe, and upper receiving tube 4 and lower receiving tube 6 all can't be received signal, go up receiving tube 4 and lower receiving tube 6 all sends high level signal to the logic comparison module.
(4) the logic comparison module detects the signal value of upper receiving tube 4 and 6 transmissions of lower receiving tube in real time, when upper receiving tube 4 being detected for low level signal and lower receiving tube 6 during for high level signal, the logic comparison module first carries out the logic NOT processing to the low level signal of upper receiving tube 4, again the high level signal of the high level signal that obtains and lower receiving tube 6 is carried out logical AND and process, the logic comparison module is sent to driver module with the high level signal that obtains; Be high level signal and lower receiving tube 6 high level signals when upper receiving tube 4 being detected, same, the logic comparison module first carries out the logic NOT processing to the high level signal of upper receiving tube 4, again the high level signal of the low level signal that obtains and lower receiving tube 6 is carried out logical AND and process, the logic comparison module is sent to driver module with the low level signal that obtains; Be that low level signal and lower receiving tube 6 are low level signal when upper receiving tube 4 being detected, the logic comparison module first carries out the logic NOT processing to the low level signal of upper receiving tube 4, again the low level signal of the high level signal that obtains and lower receiving tube 6 is carried out logical AND and process, the logic comparison module is sent to driver module with the low level signal that obtains; Be that high level signal and lower receiving tube 6 are low level signal when upper receiving tube 4 being detected, the logic comparison module first carries out the logic NOT processing to the high level signal of upper receiving tube 4, again the low level signal of the low level signal that obtains and lower receiving tube 6 is carried out logical AND and process, the logic comparison module is sent to driver module with the low level signal that obtains;
(5) be provided with the logical AND unit in driver module, driver module receives the signal value from fire alarm judge module, temperature contrast module and logic comparison module, when the signal value of fire alarm judge module, temperature contrast module and logic comparison module all is high level signal, 3 high level signals that driver module will receive carry out logical AND to be processed, obtain high level signal and be sent to fire resisting shutter door controller 8, start fire resistance rolling shutter door 7; The signal value that contrasts module and logic comparison module when the fire alarm judge module that receives, temperature has one to be low level signal, driver module carries out logical AND with these 3 signals to be processed, obtain low level signal, driver module does not send any signal, and namely fire resistance rolling shutter door 7 can't be opened automatically.
For further improving this programme, before the storing step of delaying time, the first signal value of the lower receiving tube 6 of judgement namely descends the transmit-receive tube thing that whether is blocked to block.To avoid receiving in logic judgment module the signal of receiving tube, when logical process obtains low level signal, all enter the time-delay memory module and carry out delay judgement, cause the delay of time.After the logic comparison module detects the signal of receiving tube 4 and lower receiving tube 6, first the signal of upper receiving tube 4 carried out the logic NOT processing, again the signal of the signal that obtains and lower receiving tube 6 being carried out logical AND processes, when the logic comparison module obtains low level signal, the logic comparison module is sent to the pre-judgement of time-delay module with the signal of lower receiving tube 6, the pre-judgement of time-delay module is with the high level signal comparison with pre-stored of the signal value that receives, when obtain when the high level signal, send the signal of lower receiving tube 6 to delaying time memory module, carry out delay judgement.Otherwise (signal that namely is sent to the logic comparison module when upper receiving tube 4 and lower receiving tube 6 is respectively low level signal and low level signal, or when high level signal and low level signal), directly send low level signal to driver module, the signal that the signal that driver module sends this low level signal and fire alarm judge module, temperature contrast module send carry out with logical process after, obtain low level signal, can't open fire resistance rolling shutter door 7, transmitted signal return information starting point is detected again.when the delay judgement module receives the high level signal of the pre-judgement of time-delay module, show that the escape personnel receives pipe higher than upper emission, or smog is in when on same vertical line, two groups of wireless transmission receive the pipe dead ahead, two groups of wireless transmission receive the signal that transmitting tube to pipe sends to receiving tube and are blocked, after the time-delay memory module receives the signal of the pre-judgement of time-delay module transmission, the high level signal of lower receiving tube 6 is deposited, and after time-delay 1s～2s, high level signal with lower receiving tube 6 is sent to the logic comparison module again, the logic comparison module detects the signal of receiving tube 4 again, (be that escape personnel higher than upper transmit-receive tube is through out-of-date when upper receiving tube 4 being detected for low level signal, due to the movement higher than the escape personnel of upper transmit-receive tube, left the position of transmit-receive tube, at this moment upper emission receives have no occluder between pipe), behind the logic NOT unit of logic comparison module, the high level signal that obtains the lower receiving tube 6 of high level signal and storage carries out logical AND to be processed, obtain high level signal and be sent to driver module, the high level signal that driver module sends the fire alarm judge module, the high level signal that the high level signal that temperature contrast module sends and logic comparison module send carries out logical AND to be processed, obtain high level signal, to send high level signal and open fire resistance rolling shutter door 7 signals to fire resisting shutter door controller 8, open 7 a period of times of fire resistance rolling shutter door, escape the inferno for the escape personnel, and if the smog process, because the speed of distributing of smog is slow, can not distribute away within the time of 2s, when the logic comparison module detects 4 of receiving tubes again for high level signal, behind the logic NOT unit of logic comparison module, the high level signal that obtains the lower receiving tube 6 of low level signal and storage carries out logical AND to be processed, obtain low level signal and be sent to driver module, the high level signal that driver module sends the fire alarm judge module, the low level signal that the high level signal that temperature contrast module sends and logic comparison module send carries out logical AND to be processed, obtain low level signal, can not open fire resistance rolling shutter door 7.
in order to eliminate various electromagnetic waves that the scene of fire may exist to the interference of acquisition of signal, the present invention has designed two groups of identical wireless transmission and has received pipe and logic comparison module, when certain electromagnetic wave source arrives the wireless transmission reception to the pipe dead ahead (wireless transmission that is arranged on two groups of same model on same vertical line receives pipe), identical interference will be produced, be all high level, or be all low level, no matter what obtain is all high level, it is all perhaps low level, by the logic NOT unit in the logic comparison module and logical AND cell processing, all will obtain low level signal and be sent to driver module, the high level signal that driver module sends the fire alarm judge module, the low level signal that the high level signal that temperature contrast module sends and logic comparison module send carries out logical AND to be processed, obtain low level signal, can not open fire resistance rolling shutter door 7.
In order to amplify the transmitted signal of driver module, the output of described driver module is connected with fire resisting shutter door controller 8 with relay by triode successively.The signal value that receives from fire alarm judge module, temperature contrast module and logic comparison module at driver module is high level signal simultaneously, driver module carry out with process after, first send high level signal to triode, realize the amplification of signal, guarantee that signal can be sent to fire resisting shutter door controller 8 smoothly, start fire resistance rolling shutter door 7.
Claims (9)
1. anti-interference detection escape personnel's device under Fire Conditions is characterized in that:
Comprise that temperature sensor (1), two groups of identical wireless transmission receive pipe and master controller (2); Described temperature sensor (1) is installed on fire resistance rolling shutter door (7) front channel body of wall; Two groups of identical wireless transmission receive transmitting tube with the receiving tube relative bottom close ground place that be installed on fire resistance rolling shutter door (7) front channel the right and left corresponding body of wall of one group in pipe emission reception to pipe, are lower transmitting tube (5) and lower receiving tube (6); Another group emission receives the transmitting tube top that is installed on fire resistance rolling shutter door (7) front channel the right and left corresponding body of wall relative to receiving tube to pipe higher than the Human Height place, is upper transmitting tube (3) and upper receiving tube (4); Two groups of wireless transmission receive transmitting tube or the receiving tube that is in pipe on the body of wall of the same side are co-located on same vertical line;
Described master controller (2) comprises fire alarm judge module, temperature contrast module, logic comparison module and driver module, wherein the input of fire alarm judge module is connected with the output of the fire control center of far-end peripheral hardware, and the output of fire alarm judge module connects driver module; Temperature contrast module is connected between temperature sensor (1) and driver module; 2 inputs of logic comparison module connect respectively one group of wireless transmission and receive pipe, and the output of logic comparison module connects driver module; The output of driver module is connected with the fire resisting shutter door controller (8) of peripheral hardware;
Above-mentioned logic comparison module comprises logic NOT unit and logical AND unit; Lower receiving tube (6) directly is connected with the input of logical AND unit, and upper receiving tube (4) passes through the logic NOT unit and is connected with the input of logical AND unit, and the output of logical AND unit is connected to driver module.
2. anti-interference detection escape personnel's device under Fire Conditions according to claim 1 is characterized in that: the output of logic comparison module also connects a time-delay pre-judgement module and a time-delay memory module successively.
3. anti-interference detection escape personnel's device under Fire Conditions according to claim 1, it is characterized in that: the output of described driver module is connected with fire resisting shutter door controller (8) with relay by triode successively.
4. anti-interference detection escape personnel's device under Fire Conditions according to claim 1 is characterized in that: two groups of wireless transmission receive the receiving tube of pipe both sides parallel with the line of departure are equipped with shutter (9).
5. anti-interference detection escape personnel's device under Fire Conditions according to claim 1, it is characterized in that: described lower transmitting tube (5) and lower receiving tube (6) are 100mm～800mm apart from the height on ground.
6. anti-interference detection escape personnel's device under Fire Conditions according to claim 1, it is characterized in that: described upper transmitting tube (3) and upper receiving tube (4) are 2000mm～3000mm apart from the height on ground.
7. anti-interference detection escape personnel's device under Fire Conditions according to claim 1 is characterized in that: it is 70 °～80 ° that described temperature contrast module presets temperature value.
8. the operation method of anti-interference detection escape personnel's device under Fire Conditions according to claim 1 is characterized in that step is as follows:
(1) when fire occurs, far-end peripheral hardware fire control center sends fire alarm to the fire alarm judge module; Receive the alarm signal of fire control center's transmission when the fire alarm judge module after, send high level signal to driver module, otherwise send low level signal to driver module;
(2) temperature sensor (1) detects the environment temperature of fire resistance rolling shutter door (7) front channel in real time, and this temperature signal value is returned in temperature contrast module; Temperature contrast module with the temperature signal value that receives with preset temperature value and compare, when presetting temperature value, temperature contrast module sends high level signal to driver module when the temperature signal value that receives; When presetting temperature value, temperature contrast module sends low level signal to driver module when the temperature signal value that receives;
(3) two groups of wireless transmission receive pipe are detected in fire resistance rolling shutter door (7) front channel simultaneously in real time, are in that close ground on same vertical line is located and higher than the shelter situation at Human Height place; Be that wireless transmission receives the lasting receiving tube transmission wireless signal to correspondence of the transmitting tube in pipe, when unobstructed between transmitting tube and receiving tube, corresponding receiving tube sends low level signal to the logic comparison module; Between transmitting tube and receiving tube, arranged when stopping, corresponding receiving tube sends high level signal to the logic comparison module;
(4) the logic comparison module detects the signal value of upper receiving tube (4) and lower receiving tube (6) transmission in real time, when upper receiving tube (4) being detected for low level signal and lower receiving tube (6) during for high level signal, the logic comparison module sends high level signal to driver module; Be that high level signal and lower receiving tube (6) are high level signal when upper receiving tube (4) being detected, send low level signal to driver module; Be that low level signal and lower receiving tube (6) are low level signal when upper receiving tube (4) being detected, send low level signal to driver module; Be that high level signal and lower receiving tube (6) are low level signal when upper receiving tube (4) being detected, send low level signal to driver module;
(5) driver module receives the signal value from fire alarm judge module, temperature contrast module and logic comparison module, when the signal value of fire alarm judge module, temperature contrast module and logic comparison module all is high level signal, driver module sends high level signal to fire resisting shutter door controller (8), starts fire resistance rolling shutter door (7); Otherwise do not send any signal value.
9. the operation method of anti-interference detection escape personnel's device under Fire Conditions according to claim 8, it is characterized in that: also include a time-delay storing step, the logic comparison module detects the signal of upper receiving tube (4) and lower receiving tube (6), be that high level signal and lower receiving tube (6) are high level signal when upper receiving tube (4) being detected, or receiving tube (4) to be detected be low level signal for low level signal and lower receiving tube (6), or receiving tube (4) detected for high level signal and lower receiving tube (6) during for low level signal, send the signal of lower receiving tube (6) to the pre-judgement of time-delay module, when the pre-judgement of time-delay module receives signal that the logic comparison module sends and is high level signal, send high level signal to the memory module of delaying time, when the signal that receives is low level signal, send low level signal to the logic comparison module, again detect the signal of receiving tube, after the time-delay memory module receives the high level signal of the pre-judgement of time-delay module transmission, high level signal is deposited, and after time-delay 1s～2s, again high level signal is sent to the logic comparison module, the logic comparison module detects the signal of receiving tube (4) again, when upper receiving tube (4) being detected for low level signal, sends high level signal to driver module, when upper receiving tube (4) being detected for high level signal, send low level signal to driver module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110196372 CN102389625B (en) | 2011-07-13 | 2011-07-13 | Device for carrying out anti-interference detection on escape personnel in fire situation and running method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110196372 CN102389625B (en) | 2011-07-13 | 2011-07-13 | Device for carrying out anti-interference detection on escape personnel in fire situation and running method thereof |
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| Publication Number | Publication Date |
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| CN102389625A CN102389625A (en) | 2012-03-28 |
| CN102389625B true CN102389625B (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110196372 Expired - Fee Related CN102389625B (en) | 2011-07-13 | 2011-07-13 | Device for carrying out anti-interference detection on escape personnel in fire situation and running method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150071A (en) * | 2018-02-07 | 2018-06-12 | 安徽大学 | Intelligent fireproof rolling shutter door |
| CN108421177A (en) * | 2018-03-01 | 2018-08-21 | 叶春林 | The mode in structure fire prevention emergency escape space |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN87200100U (en) * | 1987-01-07 | 1987-11-04 | 广州市从化科技新产品实验工厂 | Control set for closing fireproof door |
| US4823509A (en) * | 1984-11-27 | 1989-04-25 | Kazuaki Ando | Self-closing door sealing structure |
| CN2475797Y (en) * | 2001-05-09 | 2002-02-06 | 王常霖 | Automatic opening device for safe evacuation exit of building |
| CN2485402Y (en) * | 2001-02-05 | 2002-04-10 | 林智勇 | Water curtain fireproof door |
| CN202146534U (en) * | 2011-07-13 | 2012-02-22 | 刘建平 | Anti-interference device for detecting escape people in fire hazards |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6484784B1 (en) * | 2000-08-24 | 2002-11-26 | Weik, Iii Martin Herman | Door controlling device |
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2011
- 2011-07-13 CN CN 201110196372 patent/CN102389625B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4823509A (en) * | 1984-11-27 | 1989-04-25 | Kazuaki Ando | Self-closing door sealing structure |
| CN87200100U (en) * | 1987-01-07 | 1987-11-04 | 广州市从化科技新产品实验工厂 | Control set for closing fireproof door |
| CN2485402Y (en) * | 2001-02-05 | 2002-04-10 | 林智勇 | Water curtain fireproof door |
| CN2475797Y (en) * | 2001-05-09 | 2002-02-06 | 王常霖 | Automatic opening device for safe evacuation exit of building |
| CN202146534U (en) * | 2011-07-13 | 2012-02-22 | 刘建平 | Anti-interference device for detecting escape people in fire hazards |
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| CN102389625A (en) | 2012-03-28 |
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