CN207677313U - A kind of electrical fire-detector - Google Patents
A kind of electrical fire-detector Download PDFInfo
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- CN207677313U CN207677313U CN201721920396.7U CN201721920396U CN207677313U CN 207677313 U CN207677313 U CN 207677313U CN 201721920396 U CN201721920396 U CN 201721920396U CN 207677313 U CN207677313 U CN 207677313U
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- distribution box
- sensor
- control device
- temperature sensor
- fire
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Abstract
The utility model discloses a kind of electrical fire-detectors, it includes the control device being arranged inside distribution box and the automatic cleaning apparatus that is arranged outside distribution box, control device includes control device, control device is electrically connected with sensor, sensor include be sleeved on current transformer on the outside of transmission line of electricity, the temperature sensor that detects distribution box temperature, the humidity sensor for detecting distribution box humidity；Control device includes control unit, and control unit is electrically connected temperature sensor, humidity sensor and current transformer, and control unit is also electrically connected with device in order to control and provides the power supply of electric energy and send out the alarm of human perceptual signal；It is additionally provided with fire prevention shell in the outside of control device, through-hole is additionally provided on shell of preventing fires, the temperature sensor, humidity sensor pass through through-hole, be placed in distribution box.The utility model can keep alert status, and pollutant convenient for cleaning and impurity for a long time so that the perception accuracy rate of detector is high.
Description
Technical field
The utility model is related to fire equipment technical fields, and in particular to a kind of electrical fire-detector.
Background technology
China is the multiple country of electrical fire, since at the end of the 20th century, electrical fire occur number account for always it is all kinds of
The first place of fire, close to the 30% of fire sum, loss is even more to account for as many as 50% of fire total losses, and remain high always.
And it is external, if the annual electrical fire frequency of Britain is only the 17% of total fire frequency, the U.S. is only 10%, and Japan is only
It is 13%, illustrates that the incidence of China's electrical fire is higher, have a long way to go compared with developed countries.
Therefore, fire behavior can be detected in time and is critically important, and electrical fire-detector is by existing sensor setting
On transmission line of electricity, realize that detector needs to be installed in distribution box to the electric current of transmission line of electricity and the real-time monitoring of temperature
Portion effectively detects transmission line of electricity to realize, ensures the safety of transmission line of electricity.
But there are some defects in existing electrical fire-detector in use：It is only set in general detector
Temperature sensor is set, is used for monitoring temperature, temperature starts to alarm when being more than certain value, but electrical equipment would generally be because of the external world
Cause specific cause temperature to increase suddenly, then slowly restore, it is this in special circumstances, be susceptible to the feelings of false alarm
Condition can make alarm accuracy rate low.In addition, if electrical equipment causes fire suddenly, electrical fire warning device is burnt out so that
Staff cannot have found the equipment for causing fire in time, cannot control fire in time, lead to more serious loss.Moreover, existing
Some is designed with trepanning on the distribution box for placing fire detector, for making thermal current or smog enter Perception Area, but visits
Dust, dust, the smoke particle surveyed around device can enter Perception Area from the trepanning on shell, use for a long time, can cause device
Part perception is insensitive, and influences Effect on Detecting.
Therefore, a kind of fire detector that can accurately and sensitively detect fire how is developed, is art technology
The project of personnel's urgent need to resolve.
Utility model content
The purpose of this utility model is to provide a kind of electrical fire-detectors, cannot to solve existing fire detector
Timely early warning, the problem that early warning is inaccurate and sensitivity is low.
To achieve the above object, the technical solution of the utility model is：The utility model provides a kind of electrical fire detection
Device comprising the control device being arranged inside distribution box, the control device are electrically connected with sensor.
The sensor includes the temperature sensing for being sleeved on current transformer on the outside of transmission line of electricity, detecting distribution box temperature
Device, the humidity sensor for detecting distribution box humidity.
The control device includes control unit, and the control device is electrically connected the temperature sensor, humidity passes
Sensor and current transformer, described control unit, which is electrically connected with, to be provided the power supply of electric energy for the control device and sends out human body sense
Know the alarm of signal.
It is additionally provided with fire prevention shell in the outside of the control device, through-hole is additionally provided on the fire prevention shell, it is described
Temperature sensor, humidity sensor pass through the through-hole, are placed in the distribution box.
It is additionally provided with cleaning device in the outside of the distribution box, for being cleaned to the distribution box.
Further, the current transformer includes that firewire current transformer, neutral line current mutual inductor and ground line current are mutual
Sensor；The firewire current transformer is sleeved on the outside of firewire in distribution box, to monitor the electric current in firewire；The zero curve
Current transformer is sleeved on the outside of zero curve in distribution box, to monitor the electric current in zero curve；The ground line current mutual inductor set
The outside of ground wire in distribution box, to monitor the electric current in ground wire.
Further, the temperature sensor includes that the first temperature sensor, second temperature sensor and third temperature pass
The top in distribution box is arranged in sensor, first temperature sensor, and the second temperature sensor is arranged in distribution box
Middle part, the bottom in distribution box is arranged in the third temperature sensor.
Further, the control device further includes central processing arithmetic element, the central processing arithmetic element and institute
Current transformer, temperature sensor, humidity sensor and control unit electrical connection are stated, for receiving the current transformer acquisition
The current signal of the load circuit arrived, the collected temperature signal of the temperature sensors, humidity sensor acquisition
The moisture signal arrived.
Further, the control device further includes communication unit, the communication unit and the central processing operation list
Member electrical connection, is used for the judgement data transmission of the central processing arithmetic element to monitoring device.
Further, the communication unit includes wifi units or bluetooth unit or mobile phone cellular network communication unit.
Further, the control device further includes human-computer dialogue unit, is electrically connected with the central processing arithmetic element,
For facilitating user to be directly viewable the operating status of electrical fire-detector and carrying out parameter setting.
Further, further include sense smoke sensor, be electrically connected with the control device, the sense smoke sensor is placed in described
It prevents fires between shell and the distribution box, for monitoring the smokescope in distribution box.
Further, the cleaning device and the power electric connection, the cleaning device includes cleaning brush and holder, institute
In the guide rail for the side that the one end for stating holder is installed on the distribution box, the other end connects cleaning brush.
Further, one end that the holder is connect with the guide rail is provided with driving device, for driving the holder
Length direction along the guide rail slides.
The utility model has the following advantages that：
(1) the utility model is detected simultaneously by current transformer, temperature sensor, humidity sensor and sense smoke sensor
It is abnormal to current anomaly and temperature inside the box, humidity and smokescope, to send out accurate alarm signal.
(2) the utility model can guarantee in the external setting fire prevention shell of control device the case where electrical equipment catches fire
Under, control device can also send out alarm signal for a long time, and staff is helped to find fire source in time, in time control fire
Calamity reduces loss.
(3) cleaning device is arranged in the utility model outside distribution box, can be cleaned to distribution box, in order to avoid external
Pollutant and impurity enter inside distribution box, and cause sensor perception insensitive, and influence Effect on Detecting.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the block diagram of the distribution box inner member of the utility model；
Fig. 3 is the schematic diagram of the cleaning device of the utility model.
Reference sign
11- control devices；111- control units；112- central processing arithmetic elements；113- communication units；114- is man-machine
Dialog unit；12- current transformers, 121- firewire current transformers；122- neutral line current mutual inductors；123- ground line current mutual inductances
Device；13- temperature sensors；The first temperature sensors of 131-；132- second temperature sensors；133- third temperature sensors；
14- humidity sensors；15- feels smoke sensor；16- power supplys；17- alarms；100- distribution boxs；101- guide rails；200- fire prevention shells
Body；300- cleaning devices；301- cleaning brush；302- holders；303- driving devices.
Specific implementation mode
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
As shown in Figure 1 and Figure 2, Fig. 1 is the structural schematic diagram of the electrical fire-detector of the utility model, and Fig. 2 is this practicality
The structural schematic diagram of novel control device.The utility model provides a kind of electrical fire-detector comprising is arranged in distribution
Control device 11 inside case 100, control device 11 are electrically connected with sensor.
In the present invention, sensor includes current transformer 12, the detection distribution box being sleeved on the outside of transmission line of electricity
The temperature sensor 13 of temperature, the humidity sensor 14 for detecting distribution box humidity, pass through current transformer 12, temperature sensor
13, humidity sensor 14 is detected simultaneously by temperature in current anomaly and distribution box 100, humidity exception, by various abnormal signals
Comprehensive descision is carried out, to send out accurate alarm signal, judges to avoid single signal is only relied on and leads to the feelings of false alarm
Condition.
Wherein, current transformer 12 includes that firewire current transformer 121, neutral line current mutual inductor 122 and ground line current are mutual
Sensor 123；Firewire current transformer 121 is sleeved on the outside of firewire in distribution box 100, to monitor the electric current in firewire；Zero
Line current mutual inductor 122 is sleeved on the outside of zero curve in distribution box 100, to monitor the electric current in zero curve；Ground line current mutual inductance
Device 123 is sleeved on the outside of ground wire in distribution box 100, to monitor the electric current in ground wire.Therefore, current transformer 12 can be with
The current anomaly in firewire, zero curve and ground wire is monitored simultaneously, to send out accurate alarm signal.
Wherein, temperature sensor 13 includes that the first temperature sensor 131, second temperature sensor 132 and third temperature pass
The top in distribution box 100 is arranged in sensor 133, the first temperature sensor 131, and second temperature sensor 132 is arranged in distribution
The bottom in distribution box 100 is arranged in middle part in case 100, third temperature sensor 133.Therefore, the first temperature sensor
131, second temperature sensor 132 and third temperature sensor 133 can detect 100 top of distribution box, middle part and bottom respectively
Temperature, so as to more accurately detect temperature anomaly, to send out accurate alarm signal.
In the present invention, as shown in Fig. 2, control device 11 includes control unit 111, control device 11 is electrically connected respectively
Jointing temp sensor 13, humidity sensor 14 and current transformer 12, control unit 11 are also electrically connected with device 11 in order to control and carry
Power supply 16 for electric energy and send out the alarm 17 of human perceptual signal.
Wherein, control device 11 further includes central processing arithmetic element 112, and central processing arithmetic element 112 and electric current are mutual
Sensor 12, temperature sensor 13, humidity sensor 14 and control unit 11 are electrically connected, and are acquired for receiving current transformer 12
Current signal, 13 collected temperature signal of temperature sensors, the humidity sensor 14 of the load circuit arrived are collected
Moisture signal, is transmitted to control unit 11 after signal is converted, control unit 11 sends out instruction to alarm 17 again, makes alarm
17 alarm, to cause staff note that and quickly handle, to avoid fire spreading.
Wherein, control device 11 further includes communication unit 113, and communication unit 113 is electrically connected with central processing arithmetic element 112
It connecing, is used for the judgement data transmission of central processing arithmetic element 112 to monitoring device, monitoring device makes corresponding processing,
Such as sound-light alarm is carried out, to remind staff to handle in time.
Moreover, communication unit 113 include wifi units or bluetooth unit or mobile phone cellular network communication unit (in figure not
Show), can networking use, transmission data is convenient and efficient.
In the present invention, control device 11 further includes human-computer dialogue unit 114, with central processing arithmetic element 112
Electrical connection, for facilitating user to be directly viewable the operating status of electrical fire-detector and carrying out parameter setting.
In the present invention, as shown in Figure 1, being additionally provided with fire prevention shell 200 in the outside of control device 11, shell of preventing fires
Through-hole is additionally provided on body 200, temperature sensor 13, humidity sensor 14 and sense smoke sensor 15 pass through through-hole, be placed in and match
Between electronic box 100 and fire prevention shell 200, it can guarantee that, in the case where electrical equipment catches fire, control device 11 also can be prolonged
Alarm signal is sent out, staff is helped to find fire source in time, controls fire in time, reduces loss.
In the present invention, as shown in Fig. 2, control device 11 further includes sense smoke sensor 15, with control device 11
Central processing arithmetic element 112 is electrically connected, and sense smoke sensor 15 is placed between fire prevention shell 2 and distribution box 100, is matched for monitoring
Smokescope in electronic box 100, sense smoke sensor 15 are cooperateed with current transformer 12, temperature sensor 13, humidity sensor 14
Effect, sense smoke sensor 15 are electrically connected with the central processing arithmetic element 112 of control device 11, central processing arithmetic element 112
It receives and carrys out the smokescope signal that self-induction smoke sensor 15 monitors, and carry out analyzing processing and judgement, then will determine that data
It is transmitted to control unit 111, the judgement data of control unit 111 combination current, temperature, humidity and smokescope again are to alarm
17 send out instruction, and alarm 17 is made to alarm, to cause staff note that and quickly handle, to avoid fire spreading.
In the present invention, as shown in figure 3, being additionally provided with cleaning device 300 in the outside of distribution box 100, for pair
The distribution box 100 is cleaned, and cleaning device 300 includes cleaning brush 301 and holder 302, and one end of holder 302 is installed on
In the guide rail 101 of the side of distribution box 100, the other end connects cleaning brush 301, one end setting that holder 302 is connect with guide rail 101
Have driving device 303, for driving arm 302 along the guide rail 101 length direction slide, can to distribution box 100 into
Row cleans, in order to avoid external pollutant and impurity enters inside distribution box 100, and causes sensor perception insensitive, and influences
Effect on Detecting.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (10)
1. a kind of electrical fire-detector, including the control device that is arranged inside distribution box, the control device and sensor
Electrical connection, it is characterised in that：
The sensor include be sleeved on current transformer on the outside of transmission line of electricity, the temperature sensor for detecting distribution box temperature,
Detect the humidity sensor of distribution box humidity；
The control device includes control unit, and the control device is electrically connected the temperature sensor, humidity sensor
And current transformer, described control unit, which is electrically connected with to provide the power supply of electric energy for the control device and send out human perception, to be believed
Number alarm；
It is additionally provided with fire prevention shell in the outside of the control device, through-hole, the temperature are additionally provided on the fire prevention shell
Sensor, humidity sensor pass through the through-hole, are placed in the distribution box；
It is additionally provided with cleaning device in the outside of the distribution box, for being cleaned to the distribution box.
2. electrical fire-detector according to claim 1, which is characterized in that the current transformer includes firewire electric current
Mutual inductor, neutral line current mutual inductor and ground line current mutual inductor；The firewire current transformer is sleeved on firewire in distribution box
Outside, to monitor the electric current in firewire；The neutral line current mutual inductor is sleeved on the outside of zero curve in distribution box, to monitor
Electric current in zero curve；The ground line current mutual inductor is sleeved on the outside of ground wire in distribution box, to monitor the electric current in ground wire.
3. electrical fire-detector according to claim 2, which is characterized in that the temperature sensor includes the first temperature
The top in distribution box is arranged in sensor, second temperature sensor and third temperature sensor, first temperature sensor,
The middle part in distribution box is arranged in the second temperature sensor, and the bottom in distribution box is arranged in the third temperature sensor
Portion.
4. electrical fire-detector according to claim 3, which is characterized in that the control device further includes central processing
Arithmetic element, the central processing arithmetic element and the current transformer, temperature sensor, humidity sensor and control unit
Electrical connection, for receiving the current signal of the collected load circuit of the current transformer, the temperature sensors are adopted
Temperature signal, the collected moisture signal of the humidity sensor collected.
5. electrical fire-detector according to claim 4, which is characterized in that the control device further includes that communication is single
Member, the communication unit are electrically connected with the central processing arithmetic element, are used for the judgement of the central processing arithmetic element
Data transmission is to monitoring device.
6. electrical fire-detector according to claim 5, which is characterized in that the communication unit include wifi units or
Bluetooth unit or mobile phone cellular network communication unit.
7. according to the electrical fire-detector described in any one of claim 4-6, which is characterized in that the control device is also
It including human-computer dialogue unit, is electrically connected with the central processing arithmetic element, is visited for facilitating user to be directly viewable electrical fire
It surveys the operating status of device and carries out parameter setting.
8. electrical fire-detector according to claim 1, which is characterized in that further include sense smoke sensor, with the control
Device electrical connection processed, the sense smoke sensor is placed between the fire prevention shell and the distribution box, for monitoring in distribution box
Smokescope.
9. electrical fire-detector according to claim 1, which is characterized in that the cleaning device is electrically connected with the power supply
It connecing, the cleaning device includes cleaning brush and holder, and one end of the holder is installed in the guide rail of the side of the distribution box,
The other end connects cleaning brush.
10. electrical fire-detector according to claim 9, which is characterized in that the holder is connect with the guide rail
One end is provided with driving device, for driving the holder to be slided along the length direction of the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721920396.7U CN207677313U (en) | 2017-12-29 | 2017-12-29 | A kind of electrical fire-detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721920396.7U CN207677313U (en) | 2017-12-29 | 2017-12-29 | A kind of electrical fire-detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207677313U true CN207677313U (en) | 2018-07-31 |
Family
ID=62973048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721920396.7U Active CN207677313U (en) | 2017-12-29 | 2017-12-29 | A kind of electrical fire-detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207677313U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166262A (en) * | 2018-09-20 | 2019-01-08 | 上海枫昱能源科技有限公司 | Electric wiring fire alarm Internet of Things perception terminal and system based on Current Mutual Inductance |
| CN109509317A (en) * | 2018-11-23 | 2019-03-22 | 浙江中业信息科技有限公司 | A kind of smart home safety monitoring alarm system |
-
2017
- 2017-12-29 CN CN201721920396.7U patent/CN207677313U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166262A (en) * | 2018-09-20 | 2019-01-08 | 上海枫昱能源科技有限公司 | Electric wiring fire alarm Internet of Things perception terminal and system based on Current Mutual Inductance |
| CN109509317A (en) * | 2018-11-23 | 2019-03-22 | 浙江中业信息科技有限公司 | A kind of smart home safety monitoring alarm system |
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