CN203338510U - Portable early fire detection device - Google Patents
Portable early fire detection device Download PDFInfo
- Publication number
- CN203338510U CN203338510U CN2013204347591U CN201320434759U CN203338510U CN 203338510 U CN203338510 U CN 203338510U CN 2013204347591 U CN2013204347591 U CN 2013204347591U CN 201320434759 U CN201320434759 U CN 201320434759U CN 203338510 U CN203338510 U CN 203338510U
- Authority
- CN
- China
- Prior art keywords
- detection device
- fire detection
- early fire
- portable
- portable early
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model provides a portable early fire detection device in order to solve problems that an existing fire detection device is not clear in the position of a fire hazard or not applicable to or portable for environments with too many monitoring points. The portable early fire detection device comprises a non-contact temperature sensor, a central processing system, a display device and an alarm, and is characterized in that the portable early fire detection device further comprises a gas sensor, wherein the gas sensor and the non-contact temperature sensor transmit the measured concentration and temperature of a characteristic gas in a fire hazard place to the central processing system, the concentration and the temperature are displayed on the display device in real time, and when the concentration and the temperature of the characteristic gas exceed predetermined threshold values, the central processing system controls the alarm and/or the display device to give out an alarm. The portable early fire detection device provided by the utility model is flexible in detection method, has universal applicability, and can carry out high-sensitivity detection on typical gas products generated by an early fire, thereby discovering fire dangers in a germination stage timely and effectively.
Description
Technical field
The utility model belongs to fire detecting arrangement, relates in particular to a kind of portable early fire detection device.
Background technology
Early detection to the rudiment fire is the Perfected process that the fire preventing accident occurs, but current effective detection means is less, generally that emphasis fire prevention object is carried out to temperature monitoring, adopt the mode of overtemperature alarm to be given warning in advance, measurement mechanism mainly contains temperature sensor, temperature sensing cable, infrared point temperature meter and thermal infrared imager etc., can measure accurately and early warning overheating problem.
For example, the Chinese patent application that application number is CN94118504.4 discloses a kind of early fire detection device, the device that comprises some detectors of linking a control center, some of them are equipped with at least two sensors, in order to monitor different fire parameters, for example sensor is thermal sensor and another is optical sensor.In addition, this device comprises the device for the treatment of sensor signal.These treating apparatus local integrations are in detector and comprise a microcontroller in order to adjust sensor signal and to carry out the signal processing, to obtain alerting signal.But the limitation of this method is to be only suitable for the clear and definite and few situation of monitoring point quantity in position, monitoring point, for the disaster hidden-trouble position can't be clearly or the too much environment in monitoring point be not suitable for use.
The Chinese invention patent application that application number is CN200910039922.2 discloses a kind of wireless fire disaster detector of incipient fire identification; by sensor array module; pattern recognition module and ZIGBEE wireless technology realize; form sensor array module by multipath gas sensor and temperature sensor; after signal processing module is processed, the gas that adopts Fire to produce the fire early period of origination carries out detection and Identification; By ZIGBEE, the result of identification and temperature and smog intensity are sent to Surveillance center wirelessly; The computer of Surveillance center realizes that the location of burning things which may cause a fire disaster point and Wen Chang, the three-dimensional of cigarette field describe.Although this scheme can be surveyed the disaster hidden-trouble of extensive area, but sensor array module still is subject to the restriction of number of sensors, even adopted very many sensors as sensor array, still can cause the problem that volume is larger, also make whole detector be not easy to carry and change detecting location simultaneously.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned the deficiencies in the prior art, a kind of portable early fire detection device is provided, this device adopts multiclass gas sensor and infrared point temperature meter to constitute, it is the early fire detection device that a kind of detection method is flexible, have general applicability, the representative gases product that can produce incipient fire carries out high sensitivity detection, finds timely and effectively budding period fire dangerous situation.
For achieving the above object, the utility model provides a kind of portable early fire detection device, comprise non-contact temperature sensor, central processing system, display device and alarm, this portable early fire detection device also comprises gas sensor, described gas sensor and non-contact temperature sensor are sent to the characteristic gas concentration in the condition of a fire hidden danger place that measures and temperature central processing system and are presented in real time on display device, when described characteristic gas concentration and temperature surpass predetermined threshold, central processing system is controlled alarm and/or display device is sent warning.This portable early fire detection device, volume is small and exquisite, be furnished with rechargeable battery, is easy to carry.
Further, described fire detecting arrangement also comprises operation keyboard, for set temperature threshold value and characteristic gas concentration threshold.
Further, described gas sensor is electrochemical gas sensor, and described gas sensor and non-contact temperature sensor all are furnished with independently signal conversion module.This kind and the scope that is beneficial to the measuring object that improves portable early fire detection device that be designed with, also be convenient to replace above-mentioned each sensor.
Further, described signal conversion module comprises filtering subelement, noise reduction subelement, A/D varitron unit, and the signal that is respectively used to described gas sensor and non-contact temperature sensor are measured carries out filtering, noise reduction and analog-to-digital conversion process.
Further, described electrochemical gas sensor comprises CO, CO
2, HCL, H
2s, SO
2these five kinds of electrochemical gas sensors.
Further, described non-contact temperature sensor is infrared temperature sensor.
Further, described central processing system adopts embedded industrial control mainboard.
Further, described electrochemical gas sensor measuring accuracy all reaches the 1ppm rank, and the model of described infrared temperature sensor is R46-SMTIR9901, and described central processing system adopts the embedded industrial control mainboard that model is GT6805.
Further, described display device adopts the touch screen Liquid Crystal Module.
Further, described alarm comprises audible-visual annunciator.
The beneficial effects of the utility model are: can pass through high precision Real-Time Monitoring CO, CO
2, HCL, H
2s, SO
2deng the concentration of five kinds of incipient fire characteristic feature gases, the fire secret in environment of living in is carried out to early warning, by infrared temperature sensor, suspect device or zone are carried out to non-contact type temperature measurement, and then the disaster hidden-trouble point is investigated one by one.
This sniffer can have high precision, highly sensitive Effect on Detecting to incipient fire characteristic feature gas, can carry out effective early warning to incipient fire hidden danger.
The accompanying drawing explanation
Fig. 1 shows the shape assumption diagram of an embodiment of portable early fire detection device of the present utility model;
Fig. 2 is the system construction drawing of an embodiment of portable early fire detection device of the present utility model;
Fig. 3 is the workflow diagram of an embodiment of portable early fire detection device of the present utility model.
In Fig. 2,1-gas sensor (five kinds), 2-infrared temperature sensor, 3-central processing system, 4-display device, 5-alarm, 6-operation keyboard.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
In one embodiment, respectively as shown in Figure 1-2, this portable early fire detection device comprises gas sensor 1, temperature sensor 2, central processing system 3, display device 4, alarm 5 and operation keyboard 6 for a kind of shape assumption diagram of portable early fire detection device and system construction drawing.In a preferred embodiment, its length is respectively 200mm, 120mm, 50mm, and is furnished with rechargeable battery; Volume is small and exquisite, is easy to carry.
Gas sensor 1 comprises CO electrochemical gas sensor 101, CO
2 electrochemical gas sensor 102, HCL electrochemical gas sensor 103, H
2s electrochemical gas sensor 104, SO
2electrochemical gas sensor 105.These gas sensors are all that the representative gases product for incipient fire is produced carries out highly sensitive detection.
Described temperature sensor 2 is furnished with independently signal conversion module 206.Above-mentioned 5 kinds of gas sensors also all are furnished with independently signal conversion module 201-205.These modular converters include noise reduction subelement, filtering subelement, A/D varitron unit.
The measuring accuracy of described gas sensor 1 can reach the 1ppm rank, can carry out high precision, highly sensitive measurement to characteristic gas.
Above-mentioned various kinds of sensors sends metrical information to central processing system 3 by signal conversion module.This central processing system 3 mainly is responsible for carrying out the functions such as informix processing, information issue, alarming value comparison and overload alarm.
Operation keyboard 6 is for arranging alarming value and other correlation parameters.
Described fire detecting arrangement also comprises that power module 11 and alarm parameters arrange interface 13.
Described central processing system 3 has adopted the embedded industrial control mainboard that model is GT6805, has at a high speed, stable operation characteristic, is furnished with abundantly to external port, supports plug-in liquid crystal touch screen.
3.2 cun touch screen Liquid Crystal Modules that described display device 4 has adopted WaveShare electronics, inc. to produce, possess touch function.
Described alarm 5 comprises flashlamp and loudspeaker, for occurring that characteristic gas concentration transfinites or measures in the temperature over-range situation and carry out sound and light alarm.In a preferred embodiment, described flashlamp is small-sized flashlamp, adopts the pulsed xenon lamp pipe, and described loudspeaker is piezoelectric speaker.
Described operation keyboard 6 comprises ten action buttons, and alarming value and correlation parameter can be set.
Fig. 3 shows the workflow diagram of portable early fire detection device.Wherein, carry this sniffer the Daily Round Check task is carried out in the work of electric power system place, the representative gases product (being characteristic gas concentration) that gas sensor 1 can produce incipient fire carries out highly sensitive detection, and the information measured is presented on display device 4 in real time.Surpass once monitor certain gas concentration the alarming value (being normal range) set in advance, send audible and visible alarm by alarm 5 immediately, the staff can carry out non-contact type temperature measurement by 3 pairs of suspect device of infrared temperature sensor, in order to the disaster hidden-trouble point is investigated one by one.
Each above embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering technical personnel in this area make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (10)
1. a portable early fire detection device, comprise non-contact temperature sensor, central processing system, display device and alarm, it is characterized in that, this portable early fire detection device also comprises gas sensor, described gas sensor and non-contact temperature sensor are sent to the characteristic gas concentration in the condition of a fire hidden danger place that measures and temperature central processing system and are presented in real time on display device, when described characteristic gas concentration and temperature surpass predetermined threshold, central processing system is controlled alarm and/or display device is sent warning.
2. portable early fire detection device according to claim 1, is characterized in that, described fire detecting arrangement also comprises operation keyboard, for set temperature threshold value and characteristic gas concentration threshold.
3. portable early fire detection device according to claim 1, is characterized in that, described gas sensor is electrochemical gas sensor, and described gas sensor and non-contact temperature sensor all are furnished with independently signal conversion module.
4. portable early fire detection device according to claim 3, it is characterized in that, described signal conversion module comprises filtering subelement, noise reduction subelement, A/D varitron unit, and the signal that is respectively used to described gas sensor and non-contact temperature sensor are measured carries out filtering, noise reduction and analog-to-digital conversion process.
5. according to the described portable early fire detection device of claim 3 or 4, it is characterized in that, described electrochemical gas sensor comprises CO, CO
2, HCL, H
2s, SO
2these five kinds of electrochemical gas sensors.
6. portable early fire detection device according to claim 1, is characterized in that, described non-contact temperature sensor is infrared temperature sensor.
7. portable early fire detection device according to claim 1, is characterized in that, described central processing system adopts embedded industrial control mainboard.
8. portable early fire detection device according to claim 1, it is characterized in that, described gas sensor measuring accuracy all reaches the 1ppm rank, and the model of described temperature sensor is R46-SMTIR9901, and described central processing system adopts the embedded industrial control mainboard that model is GT6805.
9. portable early fire detection device according to claim 1, is characterized in that, described display device adopts the touch screen Liquid Crystal Module.
10. portable early fire detection device according to claim 1, is characterized in that, described alarm comprises audible-visual annunciator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204347591U CN203338510U (en) | 2013-07-19 | 2013-07-19 | Portable early fire detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204347591U CN203338510U (en) | 2013-07-19 | 2013-07-19 | Portable early fire detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203338510U true CN203338510U (en) | 2013-12-11 |
Family
ID=49707174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204347591U Expired - Fee Related CN203338510U (en) | 2013-07-19 | 2013-07-19 | Portable early fire detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203338510U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043218A (en) * | 2014-05-26 | 2014-09-17 | 国家电网公司 | Cable warning and fire fighting comprehensive system for transformer substation and laying method thereof |
| CN105632073A (en) * | 2015-06-30 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Portable device, fire alarm method and fire alarm system |
| CN109243132A (en) * | 2018-11-30 | 2019-01-18 | 江苏中实电子有限公司 | A kind of fire-extinguishing apparatus automatic temperature-sensed starter and method |
-
2013
- 2013-07-19 CN CN2013204347591U patent/CN203338510U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043218A (en) * | 2014-05-26 | 2014-09-17 | 国家电网公司 | Cable warning and fire fighting comprehensive system for transformer substation and laying method thereof |
| CN105632073A (en) * | 2015-06-30 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Portable device, fire alarm method and fire alarm system |
| CN109243132A (en) * | 2018-11-30 | 2019-01-18 | 江苏中实电子有限公司 | A kind of fire-extinguishing apparatus automatic temperature-sensed starter and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105527336A (en) | Metal detector | |
| PT1889238E (en) | Fire or smoke detector with high false alarm rejection performance | |
| CN203338510U (en) | Portable early fire detection device | |
| CN210603602U (en) | Temperature measurement door capable of identifying identity and system thereof | |
| CN110969794A (en) | Kitchen fire alarm system and method for detecting human body in front of cooking bench | |
| CN204116622U (en) | Novel security inspection door | |
| CN109166269A (en) | Fire early warning device and system based on wireless communication | |
| Sharma et al. | Development of an early detection system for fire using Wireless Sensor Networks and Arduino | |
| CN205158558U (en) | Door and window safety inspection device | |
| CN204422377U (en) | A kind of flour mill dust concentration laser alarm installation | |
| CN105469527A (en) | Multisensor-based fire temperature measurement system | |
| CN107367303A (en) | A kind of construction safety supervising device | |
| CN204666278U (en) | Wireless type temperature on-line monitoring device | |
| CN206773887U (en) | Charging equipment safe distance monitoring alarm | |
| CN104729620A (en) | Liquid level measuring instrument with alarming function | |
| CN201382817Y (en) | Multifunctional detector | |
| CN203740925U (en) | Boom safety control system and crane | |
| CN105651393A (en) | Novel temperature detection circuit | |
| CN104739383A (en) | Real-time dynamic body temperature monitoring and alarming system | |
| CN106094688B (en) | A kind of humidity sensor control system | |
| CN204666825U (en) | A kind of based on the monolithic processor controlled intelligent metal detector of AT89S52 | |
| CN205426138U (en) | Measuring device and system that coal seam displacement is subsided | |
| Hongyao | Coal mine disaster rescue life sign monitoring technology based on FBG and acceleration sensor | |
| CN103903397A (en) | Personal wireless protective terminal system based on free networking | |
| CN203452850U (en) | Alarm system based on gas monitoring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20210719 |