CN201229642Y - Electric fire disaster detector - Google Patents

Electric fire disaster detector Download PDF

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Publication number
CN201229642Y
CN201229642Y CNU2008200515949U CN200820051594U CN201229642Y CN 201229642 Y CN201229642 Y CN 201229642Y CN U2008200515949 U CNU2008200515949 U CN U2008200515949U CN 200820051594 U CN200820051594 U CN 200820051594U CN 201229642 Y CN201229642 Y CN 201229642Y
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CN
China
Prior art keywords
module
processing unit
central processing
fire
electrical fire
Prior art date
Application number
CNU2008200515949U
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Chinese (zh)
Inventor
姚少军
隽杨
周康
许振生
Original Assignee
珠海派诺电子有限公司
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 珠海派诺电子有限公司 filed Critical 珠海派诺电子有限公司
Priority to CNU2008200515949U priority Critical patent/CN201229642Y/en
Application granted granted Critical
Publication of CN201229642Y publication Critical patent/CN201229642Y/en

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Abstract

The utility model relates to an electrical fire detector, which is used for preventing the electrical fire, and comprises a power source module, a central processor, a drain current sampling module that is connected with the central processor, a temperature sampling module, a keystroke operation module, a display module, an abnormal-status output control module, a time and event recording module, a communication module and a firefighting interlock monitoring module. On the basis of the traditional leakage monitoring, the detector is additionally provided with the temperature detection function, so that the detection is more reliable, so as to minimize the electrical fire risk. In addition, the detector is additionally provided with a firefighting interlock monitoring module, so that the power source of the malfunction point can be disconnected in long distance.

Description

The electrical fire detector
Technical field
The utility model relates to a kind of electronic monitoring equipment, is specifically related to be used for the electrical fire detector that pre-electrical fire prevention takes place.
Background technology
Raising along with development and national economy and people's living standard, use to various consumers is more and more, as computer, air-conditioning, various illuminations or the like, especially skyscraper that some density of population are high and place of public amusement, make that electricity consumption pressure is big, the occurrence probability of electrical fire increases greatly.Miscellaneous equipment and finishing material in this External building are inflammable mostly, so in a single day electrical fire takes place, will constitute very big threat to the person and property safety.It is worth noting that electrical fire shared proportion in all fire is more and more higher in recent years, therefore effective control electrical fire, the particularly effective fire that causes by factors such as electric leakage, short circuit, overloads of control, most important to fire-fighting work now.
Existing electric fire alarm device is a purpose to send alerting signal, in time to take measures before electrical fire takes place, for effectively controlling electrical fire solution has been proposed, on its structure, comprise current transformer and isolating switch, and the control circuit that is connected with the output terminal of the control input end of isolating switch and current transformer.Total course of work is: control circuit changes via the electric current of current transformer detection circuit, thereby determine whether there are faults such as the electric leakage that can cause electrical fire, short circuit, overload with electric line, as existing, control circuit promptly sends control signal control isolating switch and disconnects, make the electricity consumption line broken circuit that has electric fault, and send alerting signal and remind the staff to check, electrical fire is eliminated in bud.Yet, initial electric fire alarm device can only use separately as stand-alone product, can't use with Related product fire products such as (as:) fire alarm control units networking, to some degree, limit further prevention and control electrical fire.
China No. 200620127543.0 patent disclosures a kind of detector for electric fire protection, this detector is by adopting the data transmission interface circuit that can network with outside fire fighting monitoring equipment, simple in structure, easy to use, find abnormal conditions such as electric leakage, short circuit, overload in time, and when resolutely cutting off the electricity supply, report to the police to Surveillance center, finally reach the purpose of eliminating electric disaster hidden-trouble, prevent and reduced the generation of electrical fire.
Yet, though above-mentioned patented technology solved former electric fire alarm device can not with the problem of existing Related product networking, it is perfect not enough in detecting link and fire-fighting link aspect, is necessary to do further improvement.
The utility model content
The purpose of this utility model is the deficiency that solves on existing electrical fire detector detection and the fire-fighting link link, and a kind of perfect in shape and function and reliable more electrical fire detector are provided.
Above-mentioned purpose is realized by following technical scheme:
A kind of electrical fire detector comprises: the power module that working power is provided for whole detector; Input signal is carried out analyzing and processing and exports the central processing unit of control signal, status signal and time and event data; Monitoring is with the current situation of electric line and sampled signal is inputed to the leakage current sampling module of central processing unit; To artificially set and artificial control signal sends to the button operation module of central processing unit; The display module that the status signal that central processing unit is sent shows; Receive the control signal of central processing unit and carry out the unusual condition output control module that anti-fire is operated; The time and the logout module that are connected, are used for holding time and event data with central processing unit; Connect central processing unit and host computer and realize the communication module of exchanges data each other; It is characterized in that, also comprise the temperature sampling module of monitoring electricity consumption line temperature situation and sampled signal being inputed to central processing unit.
The utility model further comprises the fire-fighting link monitoring modular on the basis of above-mentioned formation, central processing unit is connected with the fire-fighting fire alarm system.
Described unusual condition output control module specifically can be the tripping operation output module of carrying out open-circuit operation, the alarm output module of carrying out alarm operation or both combinations.
The utility model is than the beneficial effect of prior art: on the basis of traditional leakage current detect, increased temperature detection, it is more reliable make to detect link, drops to the risk of electrical fire minimum.In addition, increase the fire-fighting link monitoring modular, can realize the power supply of long-range disengagement failure point.
Description of drawings
The composition frame chart of the electrical fire detector that Fig. 1 provides for the utility model;
The circuit theory diagrams of the electrical fire detector that Fig. 2 provides for the utility model.
Embodiment
As shown in Figure 1, the electrical fire detector that present embodiment provides comprises: power module, central processing unit, leakage current sampling module, temperature sampling module, button operation module, display module, unusual condition output control module, time and logout module, communication module and fire-fighting link monitoring modular, described unusual condition output control module specifically comprise tripping operation output module and alarm output module.Wherein, power module is converted to direct current with interchange, for each module in the whole detector provides working power.The monitoring of leakage current sampling module inputs to central processing unit with the current situation of electric line and with sampled signal.Temperature sampling module monitors electricity consumption line temperature situation also inputs to central processing unit with sampled signal.The button operation module will artificially be set and artificial control signal sends to central processing unit.The fire-fighting link monitoring modular is connected central processing unit with the fire-fighting fire alarm system, realize the power supply of long-range disengagement failure point by the fire-fighting fire alarm system.Central processing unit receives the signal of leakage current sampling module, temperature sampling module, button operation module and fire-fighting link monitoring modular, carry out analyzing and processing, the output control signal is given tripping operation output module and alarm output module, output status signal is given display module, and output time and event data are to time and logout module.The tripping operation output module is carried out trip operation according to control signal, makes the electricity consumption line broken circuit; Alarm output module is carried out the caution operation according to control signal, as modes such as hummer and alarm lamps.Display module shows the status signal that central processing unit sends.Time and logout module are connected, are used for holding time and event data with central processing unit.Communication module connects central processing unit and host computer is realized exchanges data each other.
Figure 2 shows that the physical circuit schematic diagram of the electrical fire detector that present embodiment provides.Wherein, the power module input voltage is an alternating current 220V, and the operating voltage fluctuation range all can guarantee the operate as normal of detector body at 80%~120% o'clock.The leakage current sampling module adopts electric leakage to measure mutual inductor, inputs to the corresponding input end of central processing unit after the processing such as the amplification of sampled signal process, filtering.Temperature sampling module temperature sense probe, amplifying circuit and filtering circuit constitute, and the temperature sense probe will be electric signal with the temperature transition of electric line, again through inputing to the corresponding input end of central processing unit after amplification and the Filtering Processing.The button operation module adopts existing circuit commonly used, and the user is by operations such as button operation module execution parameter settings.Central processing unit receives the signal of sampling, and the certain according to this mathematical model of logarithm is calculated, and compares with protection parameter value that the user sets, judges whether out-of-limit and takes safeguard measure.Final result is able to user inquiring via display module, and display module adopts common LED display circuit.Communication module can be based on the communication of the Modbus-RTU agreement of RS485 or C-MBUS, also can be connected with the Profibus protocol conversion module, realize Profibus communication, make the user can easily detector be carried out the networking management, Centralized Monitoring, done necessary preparation for the realization system automation, the on-the-spot variation of monitoring in real time lays the foundation for being connected with FAS fire-fighting system data simultaneously.The user both can pass through button operation, also can be by the parameters of telecommunication change electric leakage, temperature protection.
On protected mode, in the unusual condition output control module that present embodiment provides, the tripping operation output module is an action type, and alarm output module is the caution type.Can adopt action type mode (tripping operation) in security and the general consumer of reliability requirement, be not suitable for cutting off the power supply or the very big consumer of importance can adopt the mode of warning, can under the situation of not cutting off the electricity supply, reach the purpose of finding leak current fault like this.As can be known, tripping operation output module and alarm output module are not to be provided simultaneously, can select one provide according to actual conditions yet.
Fig. 2 provides double switch amount signal monitoring, wherein one the tunnel is programmed for the fire-fighting link input.The time keeping module is core with the memory chip, can write down the early warning incident of warning or the tripping operation and the electric leakage of nearest 20 electric leakage and temperature, provides foundation for faults analysis solves.
Fig. 2 only is used for fully openly the utility model, and for those of ordinary skills, each module is not got rid of employing similar circuit of the prior art and realized.
The utlity model has following functions:
1. have the defencive functions such as electric leakage, temperature;
2. double switch amount signal monitoring is provided, wherein one the tunnel is programmed for the fire-fighting link input, be set to disappear Can link with automatic fire alarm system during anti-interlock signal input, realize long-range cut-out fire origination point Load power source;
3. adopt the field bus communication technology, the host computer management software can be monitored on-the-spot operation conditions constantly, In time send warning message;
4. have the event memory function, can analyze on-the-spot electricity consumption situation according to failure logging, for eliminating event Barrier provides foundation.
The utility model can be with the electric leakage situation of the speed detection line of millisecond and the temperature in the distribution box, when By the control line electrical leakage, or distribution box excess Temperature and adstante febre, this system can send alarm signal until from Moving cutting off the electricity supply got rid of fault rapidly before on fire, thoroughly eliminates the hidden danger of appliance fire. Device also Have self-checking function, can manually carry out the detection of oneself state, guaranteeing national wealth and people's life safety The aspect has immeasurable economic benefit, is the competent assistant of fire-fighting system.

Claims (6)

1. an electrical fire detector comprises: the power module that working power is provided for whole detector; Input signal is carried out analyzing and processing and exports the central processing unit of control signal, status signal and time and event data; Monitoring is with the current situation of electric line and sampled signal is inputed to the leakage current sampling module of central processing unit; To artificially set and artificial control signal sends to the button operation module of central processing unit; The display module that the status signal that central processing unit is sent shows; Receive the control signal of central processing unit and carry out the unusual condition output control module that anti-fire is operated; The time and the logout module that are connected, are used for holding time and event data with central processing unit; Connect central processing unit and host computer and realize the communication module of exchanges data each other; It is characterized in that, also comprise the temperature sampling module of monitoring electricity consumption line temperature situation and sampled signal being inputed to central processing unit.
2. electrical fire detector according to claim 1 is characterized in that, further comprises the fire-fighting link monitoring modular, and central processing unit is connected with the fire-fighting fire alarm system.
3. electrical fire detector according to claim 1 and 2 is characterized in that, described unusual condition output control module specifically can be a tripping operation output module of carrying out open-circuit operation.
4. electrical fire detector according to claim 1 and 2 is characterized in that, described unusual condition output control module specifically can be an alarm output module of carrying out the caution operation.
5. electrical fire detector according to claim 1 and 2 is characterized in that, the tripping operation output module that described unusual condition output control module is specifically carried out open-circuit operation adds the alarm output module of carrying out the caution operation.
6. electrical fire detector according to claim 1 and 2, it is characterized in that, described temperature sampling module is made of temperature sense probe, amplifying circuit and filtering circuit, the temperature sense probe will be electric signal with the temperature transition of electric line, again through inputing to the corresponding input end of central processing unit after amplification and the Filtering Processing.
CNU2008200515949U 2008-07-31 2008-07-31 Electric fire disaster detector CN201229642Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200515949U CN201229642Y (en) 2008-07-31 2008-07-31 Electric fire disaster detector

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Application Number Priority Date Filing Date Title
CNU2008200515949U CN201229642Y (en) 2008-07-31 2008-07-31 Electric fire disaster detector

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Publication Number Publication Date
CN201229642Y true CN201229642Y (en) 2009-04-29

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102163357A (en) * 2011-01-18 2011-08-24 盛隆电气集团有限公司 Electric fire monitoring detector with pluggable signal acquiring card
CN101613061B (en) * 2009-07-20 2011-09-28 天津天安起重电器有限公司 Special electrical control box with security monitoring function for lifting equipment
CN102928684A (en) * 2011-08-10 2013-02-13 上海安科瑞电气股份有限公司 Insulation monitoring device for medical isolated power system
CN103035096A (en) * 2012-12-10 2013-04-10 北京博顿电气有限公司 Extensible multi-loop surplus current-mode electrical fire monitor extension set
CN103163357A (en) * 2011-12-19 2013-06-19 Ls产电株式会社 Multi-channel leakage current monitoring system
CN103426271A (en) * 2013-09-04 2013-12-04 上海华宿电气股份有限公司 Electrical fire monitor unit with pulse metering and implementation method thereof
CN103927842A (en) * 2013-01-14 2014-07-16 孙巍巍 Novel electrical fire monitoring detector
CN104835281A (en) * 2015-05-29 2015-08-12 张释文 Electric leakage fire monitoring device
CN111260874A (en) * 2020-03-23 2020-06-09 泉州市元通科技服务有限公司 A integrative ware of monitoring and alarming for security protection

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101613061B (en) * 2009-07-20 2011-09-28 天津天安起重电器有限公司 Special electrical control box with security monitoring function for lifting equipment
CN102163357A (en) * 2011-01-18 2011-08-24 盛隆电气集团有限公司 Electric fire monitoring detector with pluggable signal acquiring card
CN102163357B (en) * 2011-01-18 2013-02-27 盛隆电气集团有限公司 Electric fire monitoring detector with pluggable signal acquiring card
CN102928684A (en) * 2011-08-10 2013-02-13 上海安科瑞电气股份有限公司 Insulation monitoring device for medical isolated power system
CN102928684B (en) * 2011-08-10 2015-04-22 上海安科瑞电气股份有限公司 Insulation monitoring device for medical isolated power system
CN103163357A (en) * 2011-12-19 2013-06-19 Ls产电株式会社 Multi-channel leakage current monitoring system
CN103035096A (en) * 2012-12-10 2013-04-10 北京博顿电气有限公司 Extensible multi-loop surplus current-mode electrical fire monitor extension set
CN103035096B (en) * 2012-12-10 2015-04-22 北京博顿电气有限公司 Extensible multi-loop surplus current-mode electrical fire monitor extension set
CN103927842A (en) * 2013-01-14 2014-07-16 孙巍巍 Novel electrical fire monitoring detector
CN103426271A (en) * 2013-09-04 2013-12-04 上海华宿电气股份有限公司 Electrical fire monitor unit with pulse metering and implementation method thereof
CN103426271B (en) * 2013-09-04 2015-06-17 上海华宿电气股份有限公司 Electrical fire monitor unit with pulse metering and implementation method thereof
CN104835281A (en) * 2015-05-29 2015-08-12 张释文 Electric leakage fire monitoring device
CN111260874A (en) * 2020-03-23 2020-06-09 泉州市元通科技服务有限公司 A integrative ware of monitoring and alarming for security protection

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: ZHUHAI PILOT TECHNOLOGY CO., LTD.

Free format text: FORMER NAME: PAINUO ELECTRONIC CO., LTD., ZHUHAI

CP01 Change in the name or title of a patent holder

Address after: 519080, Zhuhai, Guangdong Province, Tang hi tech Zone Innovation all the way to create a soft science and Technology Park, A3

Patentee after: Zhuhai Pilot Technology Co., Ltd.

Address before: 519080, Zhuhai, Guangdong Province, Tang hi tech Zone Innovation all the way to create a soft science and Technology Park, A3

Patentee before: Zhuhai Pilot Electronics Co., Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20090429