CN201194124Y - Composite fire detector special for field - Google Patents
Composite fire detector special for field Download PDFInfo
- Publication number
- CN201194124Y CN201194124Y CNU2008200338910U CN200820033891U CN201194124Y CN 201194124 Y CN201194124 Y CN 201194124Y CN U2008200338910 U CNU2008200338910 U CN U2008200338910U CN 200820033891 U CN200820033891 U CN 200820033891U CN 201194124 Y CN201194124 Y CN 201194124Y
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- 239000002131 composite material Substances 0.000 title claims abstract description 10
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- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 4
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- 238000009434 installation Methods 0.000 abstract description 4
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- Fire-Detection Mechanisms (AREA)
Abstract
The utility model relates to a composite fire detector special for field characterized in that the composite fire detector comprises an infrared sensor component and a CCD member, the infrared sensor component is fixed on an installation block through a pressing block, the installation block is fixed on a box, a transmitting infrared quartz glass is mounted on top of the installation block through a pressing block, an electric circuit board is fixed in the box, an electric circuit is arranged on the electric circuit board, an inlet interface and an outlet interface are arranged on the side of the box, a rain-shading cover is mounted on top of the box, and an head is mounted on the lower part of the box. The composite fire detector is mounted in each device under the badly outdoors condition as a contactless mode, and can rapidly detect the prime fire warning caused by the temperature, overheat, spark and nature at early stage and automatic switch to the image visual system of the lively camera shot and artificial recognition of duty room, the alarm temperature, the temperature rising rate and the sensitivity can be set and regulated by itself according to the lively conditions.
Description
Technical field
The utility model relates to a kind of composite fire detector special for field, specifically belongs to safety engineering fire detecting and alarm technical field.
Background technology
In prior art, the existing fire detector of using that is applicable to open-air big-and-middle-sized commercial unit or article mainly contains cable linear temperature sensing fire detector (mainly referring to its sensitive element temperature sensing cable, as follows), red (purple) outer flame detector.Cable linear temperature sensing fire detector is made up of microcomputer head, temperature sensing cable and termination box, and red (purple) outer flame detector is made up of optical path component, red (purple) outer flame sensor and electronic circuit.
Cable linear temperature sensing fire detector groundwork principle is the high molecular polymer or the macromolecule insulator interval of adopting negative temperature coefficient between the temperature sensing cable conductor, the resistance value of the high molecular polymer of negative temperature coefficient reduction between temperature sensing cable conductor when ambient temperature raises, when ambient temperature is elevated to the fire alarm value of temperature sensing cable setting, the resistance value of the high molecular polymer of negative temperature coefficient is reduced to setting value between the temperature sensing cable conductor, or the macromolecule insulator melts between the temperature sensing cable conductor, the conductor short circuit is handled by electric signal and to be sent and transmit fire alarm to realize the target of detection.Mainly there are following 4 shortcomings in above-mentioned cable linear temperature sensing fire detector: 1, temperature sensing cable must be pressed close to the object of protection mounted on surface, the so timely temperature of monitoring and protecting object, so cause the inconvenience of the maintaining of field erected inconvenience and object of protection, temperature sensing cable is easy to come off and is impaired in addition, causes faults such as temperature sensing cable cisco unity malfunction; 2, owing to the restriction cable linear temperature sensing fire detector fire alarm response time of principle is long, generally speaking greater than 10 seconds (under the state that naked light burns); 3, because outdoor mounted, temperature sensing cable exposes to wind and rain, exposes to the sun and rain etc. except that experience the rugged surroundings, and is in for a long time under ultraviolet ray, the ultrared radiation, the material aging after several years of working, and insulating property reduce greatly, reduce its serviceable life; 4, for making the temperature sensing cable oversheath, electrostatic prevention, thunderbolt need and object of protection housing equipotential; then must adopt metal knitted; if but the temperature sensing cable sectional fixture comes off; may make with metal knitted temperature sensing cable as large wind and to fall high pressure exit, cause great electrical hazards such as short circuit power cut as transformer.
Red (purple) outer flame detector groundwork principle is that object of protection is when sending flame; red (purple) outer light intensity that flame sends reaches the setting value of red (purple) outer flame detector, and red (purple) outer flame detector sends and transmits fire alarm to realize the target of detection.Mainly there are following 3 shortcomings in above-mentioned red (purple) outer flame detector: 1, owing to need the influence of shading ring environmental light, general two or more reference sensor that adopt, electronic component all is in the field environment in addition, requires the grade height of anti-environment temperature, so whole cost is higher; 2, because ambient light can not shield fully, and detector is subject to disturb, effect proof detector rate of false alarm is higher for many years, unstable properties, unreliable; 3, can only survey object of protection and whether send naked light, whether overheated or reach alarm temperature and do not respond to the temperature of object of protection.
In addition; when above-mentioned two kinds of detectors send fire alarm and output to fire alarm control unit; the operator on duty needs generally the object of protection of two kinds of detectors is on-the-spot confirms whether to be to restart fire extinguishing behind the natural fire to wait next step measure, thereby can influence valuable attack time.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby provide a kind of composite fire detector special for field, be installed in the various device under the field extreme environment in the noncontact mode, the initial stage fire alarm that causes of reasons such as its temperature of quick detection, overheated, spark, spontaneous combustion in early days and the visual visible system that can automatically switch to on-the-spot shooting, duty room artificial cognition fire, its alarm temperature, temperature rise rate, sensitivity can set up adjustment on their own according to field condition.
Main solution of the present utility model is achieved in that
The utility model mainly adopts infrared sensor package and CCD parts to form complex detector, infrared sensor package is fixed on the mounting blocks by crimping, the CCD parts are fixed on the mounting blocks, mounting blocks is fixed on the box body, infrared quartz glass is installed on mounting blocks top, saturating infrared quartz glass is fixed on mounting blocks top by compact heap, adopt pad to separate between saturating infrared quartz glass and the compact heap, electronic circuit board is fixed in the box body, electronic circuit is arranged on the electronic circuit board, rain shade is installed in box body top, and The Cloud Terrace is installed in the box body bottom.
Described box body sidepiece is provided with the turnover wire terminal.
Described electronic circuit adopts infrared sensor package to connect the filtering circuit input end by lead, the filtering circuit output terminal connects input amplifier by lead, amplification circuit output end connects microprocessor CPU by lead, and microprocessor CPU is provided with circuit with output control circuit input end and sensitivity respectively by lead and is connected; Output control circuit is connected with fault, fire alarm, video output, CCD parts and The Cloud Terrace respectively.
Described infrared sensor package outputs signal to filtering circuit, and described filtering circuit carries out filtration treatment to the signal of infrared sensor package output; Described amplifying circuit carries out processing and amplifying to the signal of filtering circuit output; Described microprocessor CPU carries out computing, analyzing and processing and identification judgement to the signal of amplifying circuit output, and the signal after the analyzing and processing is externally exported by output control circuit;
The external output temperature signal of described output control circuit, output fault-signal, output fire alarm and outputting video signal.
Described output is controlled to be control and starts the CCD parts and stop or starting The Cloud Terrace.
Compared with the prior art the utility model has the following advantages:
The utility model is simple, compact and reasonable for structure; Owing to the difference that adopts infrared sensor package to survey object of protection Yin Wendu is sent the infrared light of different wave length and the flame that object of protection sends, abnormal temperature and the flame of surveying object of protection is handled in filtering by the utility model electronic circuit, amplification etc., so the utility model can with object of protection installation spaced apart (generally can install) apart from 1～5 meter of object of protection distance, do not influence the maintaining of object of protection; Infrared sensor package is market ripe at present, reliable in quality, and owing to adopt the infrared acquisition principle, so the utility model temperature variation and flame response time are fast, generally several seconds and Millisecond second with interior (temperature sensing cable then can't be surveyed overheated and flame as installing in a manner described); Simultaneously because infrared sensor package and CCD parts and The Cloud Terrace interlock; the protection area is big; when the infrared sensor component detection to the object of protection temperature or temperature rise rate reaches overheated or fire alarm temperature or when sending flame; the electronic circuit of this detector externally transmits fire alarm and stops The Cloud Terrace and rotates; with detector aim at object of protection take place overheated; fire alarm or send the flame position; start the work of CCD parts simultaneously; the fire picture intelligence of object of protection is outputed to the pulpit display screen for operator on duty's artificial cognition; so that whether the operator on duty confirms in time to take fire extinguishing to start next step measure that waits again behind the natural fire, thereby saves valuable attack time.
Description of drawings
Fig. 1, Fig. 2 are the utility model structural representation.
Fig. 3 is the utility model infrared sensor package structural representation.
Fig. 4 is the utility model circuit control frame principle figure.
Fig. 5 is the utility model circuit board frame principle figure.
Embodiment
Embodiment during following the utility model is incited somebody to action in conjunction with the accompanying drawings is further described:
The utility model is mainly by compact heap 1, pad 2, saturating infrared quartz glass 3, last O-ring seal 4, mounting blocks 5, lower seal 6, infrared sensor package 7, hold-down nut 8, CCD parts 9, box body 10, screw 11, electronic circuit board 12, turnover wire terminal 13, rain shade 14, compositions such as The Cloud Terrace 15, condenser overcoat 16, condenser 17, infrared temperature sensor 18, infra red flame sensor 19, reference sensor 20 and compound infrared sensor 21.
As shown in Figure 1 and Figure 2: the utility model adopts infrared sensor package 7 and CCD parts 9 to form complex detector.Described infrared sensor package 7 is made up of condenser overcoat 16, condenser 17 and compound infrared sensor 21; Described compound infrared sensor 21 is made up of infrared temperature sensor 18, infra red flame sensor 19 and reference sensor 20.Infrared sensor package 7 is fixed on the mounting blocks 5 by crimping, CCD parts 9 are fixed on the mounting blocks 5 by screw 11, mounting blocks 5 is fixed on the box body 10 by hold-down nut 8, adopt lower seal 6 sealings between box body 10 and the mounting blocks 5, mounting blocks 5 tops are equipped with infrared quartz glass 3, adopt between saturating infrared quartz glass 3 and the mounting blocks 5 and go up O-ring seal 4 sealings, saturating infrared quartz glass 3 is fixed on mounting blocks 5 tops by compact heap 1, adopt pad 2 to separate between saturating infrared quartz glass 3 and the compact heap 1, electronic circuit board 12 is fixed in the box body 10, electronic circuit is arranged on the electronic circuit board 12, box body 10 sidepieces are provided with turnover wire terminal 13, rain shade 14 is installed in box body 10 tops by screw 11, and The Cloud Terrace 15 is installed in box body 10 bottoms by screw 11.
As shown in Figure 3, Figure 4: described electronic circuit adopts infrared sensor package to connect the filtering circuit input end by lead, the filtering circuit output terminal connects input amplifier by lead, amplification circuit output end connects microprocessor CPU by lead, and microprocessor CPU is provided with circuit with output control circuit input end and sensitivity respectively by lead and is connected; Output control circuit is connected with fault, fire alarm, video output, CCD parts and The Cloud Terrace respectively.
The course of work of the present utility model:
During the utility model work, The Cloud Terrace 15 rotates back and forth 180 ° by certain frequency and drives this detector scanning object of protection, the temperature of object of protection or flare up fire see through saturating infrared quartz glass 3 by different Infrared wavelength and are accepted by the infrared sensor package 7 of this detector, optically focused also converts electric signal to, the electric signal that electronic circuit is exported infrared sensor package 7 carries out filtering, amplify, computing, analyze and judgement, realization is to the temperature of object of protection, the real-time monitoring of temperature rise rate and flame, temperature when object of protection, when temperature rise rate there is no the flame generation in normal range, this detector electronic circuit board 12 shows normal run signal, when object of protection temperature or temperature rise rate reach the overheated or fire alarm temperature that the utility model sets or send flame, this detector electronic circuit board 12 shows fire alarm and fire alarm is externally exported, stop The Cloud Terrace 15 rotations simultaneously, with detector aim at object of protection take place overheated, fire alarm or send the flame position, and startup CCD parts 9 work, the object of protection fire picture intelligence that CCD parts 9 are taken outputs to the pulpit display screen for operator on duty's artificial cognition, and The Cloud Terrace 17 normally rotated after fire alarm resetted; When this detector electronic circuit board 12 internal electric line failures, this detector electronic circuit board 12 shows fault-signal and fault-signal is externally exported.
As shown in Figure 3: electric signal is accepted and converted to the temperature of object of protection or flame by different Infrared wavelength by the infrared sensor package of this detector, electronic circuit carries out filtering to electric signal, amplify, microprocessor CPU carries out computing to electric signal, analyze and judgement, realization is to the temperature of object of protection, temperature rise rate and whether send flame and monitor in real time, temperature when object of protection, temperature rise rate is in normal range and when not sending flame, this detector electronic circuit shows normal run signal, the temperature value of the external output protection object of 4～20mA by control, when object of protection temperature or temperature rise rate reach overheated that the utility model sets, fire alarm temperature or when sending flame, this detector electronic circuit shows fire alarm and fire alarm is controlled externally output by output, stop the The Cloud Terrace rotation simultaneously, it is overheated that this detector aligning object of protection is taken place, fire alarm or send the flame position, start the work of CCD parts by output control simultaneously, the object of protection fire picture intelligence that the CCD parts are taken is sent to the pulpit display screen for operator on duty's artificial cognition by output control, and the fire alarm back output control that resets starts The Cloud Terrace and normally rotates; When this detector internal electronics breaks down; this detector electronic circuit show fault-signal also with fault-signal by externally output of control control, the setting of sensitivity is by microprocessor CPU different overheated, the fire alarm temperature value of object of protection, temperature rise rate value, flame intensity value to be set.
As shown in Figure 4: during the work of this detector, infrared sensor package is accepted object of protection and is sent the infrared ray of different wave length or the infrared light that flame sends because of variation of temperature, and be translated into electric signal, this detector electronic circuit is with electric signal filtering, amplify for the microprocessor CPU analysis, handle and identification, when object of protection temperature or temperature rise rate reach overheated that this detector sets, fire alarm temperature or when sending flame, this detector is externally exported fire alarm by output control, stop the The Cloud Terrace rotation simultaneously, it is overheated that this detector aligning object of protection is taken place, fire alarm or send the flame position, and by the work of output control startup CCD parts, the CCD parts are taken the fire image of object of protection, the fire image of object of protection is externally exported by the vision signal of exporting control, and output control startup The Cloud Terrace normally rotated after fire alarm resetted; When the temperature of object of protection and temperature rise rate in normal range and do not get angry flame when going out; whether this detector microprocessor CPU detects internal electronics and breaks down; when the detector microprocessor CPU detects internal electronics and breaks down; this detector electronic circuit is externally exported fault-signal by output control; when this detector microprocessor CPU did not detect internal electronics and breaks down, this detector was by the temperature value of the external output protection object of 4～20mA of output control.
Principle of work of the present utility model is:
This detector adopts infrared sensor package and CCD parts to form complex detector, infrared sensor package is made up of special optical path component and special infrared sensor, the flame sensitivity that infrared light that special infrared sensor only sends at 0 ℃～200 ℃ object temperature and object send, the difference of the detectable object of protection Yin Wendu of infrared sensor package and send the infrared light of different wave length and the infrared light that flame sends, and be translated into electric signal, electric signal is by filtering, amplify microprocessor CPU analysis for this detector, handle and identification, when the object of protection temperature, temperature rise rate reaches the overheated of the utility model setting, fire alarm temperature or when sending flame, this detector shows fire alarm and externally output, stop the The Cloud Terrace rotation simultaneously, it is overheated that this detector aligning object of protection is taken place, fire alarm or send the flame position, and startup CCD parts work, the CCD parts are taken the fire image of object of protection, the fire picture intelligence of object of protection is outputed to the pulpit display screen for operator on duty's artificial cognition, start The Cloud Terrace after fire alarm resets and normally rotate; When the temperature of object of protection and temperature rise rate are in normal range, not sending flame, whether this detector microprocessor CPU detects internal electronics and breaks down, when this detector microprocessor CPU detected internal electronics and breaks down, this detector showed fault-signal and externally output; When the temperature of object of protection and temperature rise rate did not send flame and this detector microprocessor CPU and do not detect internal electronics and break down in normal range, this detector showed that normal signal also exports 4～20mA signal shows object of protection for external equipment temperature value.
The setting of this detector sensitivity is by microprocessor CPU different overheated, the fire alarm temperature value of object of protection, temperature rise rate value, flame intensity value to be set.
Claims (3)
1. composite fire detector special for field, comprise infrared quartz glass (3), infrared sensor package (7), CCD parts (9), box body (10) and The Cloud Terrace (17), it is characterized in that adopting infrared sensor package (7) to be fixed on the mounting blocks (5) by crimping, go up fixation of C CD parts (9) at mounting blocks (5), mounting blocks (5) is fixed on the box body (10), infrared quartz glass (3) is installed on mounting blocks (5) top, saturating infrared quartz glass (3) is fixed on mounting blocks (5) top by compact heap (1), adopt pad (2) to separate between saturating infrared quartz glass (3) and the compact heap (1), electronic circuit board (12) is fixed in the box body (10), electronic circuit is arranged on the electronic circuit board (12), rain shade (16) is installed in box body (10) top, and The Cloud Terrace (17) is installed in box body (10) bottom.
2. composite fire detector special for field according to claim 1 is characterized in that described box body (10) sidepiece is provided with turnover wire terminal (13).
3. composite fire detector special for field according to claim 1, it is characterized in that described electronic circuit adopts infrared sensor package to connect the filtering circuit input end by lead, the filtering circuit output terminal connects input amplifier by lead, amplification circuit output end connects microprocessor CPU by lead, and microprocessor CPU is provided with circuit with output control circuit input end and sensitivity respectively by lead and is connected; Output control circuit is connected with fault, fire alarm, video output, CCD parts and The Cloud Terrace respectively;
Described infrared sensor package outputs signal to filtering circuit; Described filtering circuit carries out filtration treatment to the signal of infrared sensor package output;
Described amplifying circuit carries out processing and amplifying to the signal of filtering circuit output;
Described microprocessor CPU carries out computing, analyzing and processing and identification judgement to the signal of amplifying circuit output, and the signal after the analyzing and processing is externally exported by output control circuit;
The external output temperature signal of described output control circuit, output fault-signal, output fire alarm and outputting video signal;
Described output is controlled to be control and starts the CCD parts and stop or starting The Cloud Terrace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200338910U CN201194124Y (en) | 2008-04-10 | 2008-04-10 | Composite fire detector special for field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200338910U CN201194124Y (en) | 2008-04-10 | 2008-04-10 | Composite fire detector special for field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201194124Y true CN201194124Y (en) | 2009-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200338910U Expired - Lifetime CN201194124Y (en) | 2008-04-10 | 2008-04-10 | Composite fire detector special for field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201194124Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105701955A (en) * | 2016-04-22 | 2016-06-22 | 沈阳申泰电器系统有限公司 | Electrical fire monitoring detection system and method |
| CN108171920A (en) * | 2018-02-09 | 2018-06-15 | 深圳市沃特沃德股份有限公司 | Fire behavior harvester and system |
-
2008
- 2008-04-10 CN CNU2008200338910U patent/CN201194124Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105701955A (en) * | 2016-04-22 | 2016-06-22 | 沈阳申泰电器系统有限公司 | Electrical fire monitoring detection system and method |
| CN108171920A (en) * | 2018-02-09 | 2018-06-15 | 深圳市沃特沃德股份有限公司 | Fire behavior harvester and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WUXI SHENGMIN SENSOR TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LIU XING Effective date: 20111222 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20111222 Address after: 214028 5A-7 block B, international science and technology cooperation Park, 2 Taishan Road, District, Wuxi Development Zone, Jiangsu, China Patentee after: Wuxi Shengmin Sensing Technology Co.,Ltd. Address before: 401 room 41, Xinzhou garden, New District, Jiangsu, Wuxi 214028, China Patentee before: Liu Xing |
|
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 214028, No. four, No. 19-1 Road, Wuxi New District, Jiangsu Patentee after: WUXI SHENGMIN SENSING TECHNOLOGY CO., LTD. Address before: 214028 5A-7 block B, international science and technology cooperation Park, 2 Taishan Road, District, Wuxi Development Zone, Jiangsu, China Patentee before: Wuxi Shengmin Sensing Technology Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090211 |