CN203870753U - Electrical fire hazard detector with electricity stealing alarm function - Google Patents
Electrical fire hazard detector with electricity stealing alarm function Download PDFInfo
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- CN203870753U CN203870753U CN201420285325.4U CN201420285325U CN203870753U CN 203870753 U CN203870753 U CN 203870753U CN 201420285325 U CN201420285325 U CN 201420285325U CN 203870753 U CN203870753 U CN 203870753U
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Abstract
The utility model relates to an electrical fire hazard detector, and particularly relates to an electrical fire hazard detector with an electricity stealing alarm function. The electrical fire hazard detector comprises a residual current sampling circuit, a temperature sensor circuit, a power utilization state detection circuit, an acousto-optic alarm unit circuit, a power supply module circuit, an RS485 communication circuit, an LCD display circuit, a button input circuit, a real-time clock circuit and an MCU unit circuit. Data acquisition can be performed on electrical fire hazard correlated parameters, the electrical fire hazard situation can be monitored in real time and the power utilization situation of a user can be detected in real time. When the behavior of electricity steeling is detected, acousto-optic alarm can be generated timely to notify a management department to process timely so that more severe damage caused by the behavior of electricity stealing can be prevented, various requirements of the user are met and thus the electrical fire hazard detector is suitable for wide popularization and application.
Description
(1) technical field
The utility model relates to a kind of electrical fire-detector, particularly a kind of electrical fire-detector with stealing warning function.
(2) background technology
A kind of energy that electric energy generally uses as society, has entered the every aspect that people live, and people's life more and more be unable to do without it; Along with a large amount of electrical appliances are universal, people's power consumption day by day increases, people's electric cost expenditure just rises steadily like this, particularly some power consumption big business and individuals, the whole bag of tricks of taking of at this time managing with regard to idea is disregarded or few quantity calculation, to reach the object of not handing over or paying tariff less, will steal electric energy as profit means, caused national electric energy to run off in a large number, grievous injury the legitimate rights and interests of power supply enterprise; The social harm of simultaneously stealing is very large, and the big or small power outage that causes transformer, circuit to burn out to cause because of stealing happens occasionally, and even causes civil disputation, public security, fire, criminal case, affects social stability.
The understanding of simultaneously along with society, electrical fire being taken precautions against is progressively deepened, and the wideling popularize of the support of regulation and administration of the prevention and control department, getting more and more of the use of electrical fire-detector, the most of function ratio of electrical fire-detector of the prior art is more single, generally only has the function of electric fire disaster monitoring; And existing anti-electricity-theft device also only has anti-electricity-theft this single function, do not possess the function that electrical fire is surveyed; The use amount of electrical fire-detector is more and more on the one hand, and the thing of stealing often occurs again on the other hand, therefore, needs a kind of electrical fire-detector that meets this respect demand, takes into account electric fire disaster monitoring and anti-stealing electricity function.
(3) summary of the invention
The utility model is in order to make up the deficiencies in the prior art, a kind of electrical fire-detector with stealing warning function of taking into account electric fire disaster monitoring and anti-stealing electricity function is provided, can have solved existing electrical fire-detector and cannot meet due to insufficiency the problem of the different demands of different user.
The utility model is achieved by the following technical solution:
A kind of electrical fire-detector with stealing warning function, comprise residual current sample circuit, temperature sensor circuit, electricity consumption state detection circuit, acousto-optic warning unit circuit, power module circuitry, RS485 telecommunication circuit, LCD display circuit, button inputting circuits, real time clock circuit and MCU element circuit, it is characterized in that: described MCU element circuit by data bus respectively with residual current sample circuit, temperature sensor circuit, electricity consumption state detection circuit, acousto-optic warning unit circuit, RS485 telecommunication circuit, LCD display circuit, button inputting circuits, real time clock circuit is connected and controls and data transmission, residual current sample circuit is for gathering the residual current signal of detected electric wiring, temperature sensor circuit is for gathering the temperature of detected environment, electricity consumption state detection circuit, for detection of the state of user power utilization, detects the behavior that whether has stealing, MCU element circuit is as the s operation control center of circuit, LCD display circuit is used for showing various state parameters, when sound light alarming circuit is used for when generation electricity filching behavior and reaches electric fire alarming value, by sound and light mode, send alerting signal, carry out call user's attention, button inputting circuits arranges various parameters for user, real time clock circuit is used for providing standard clock signal, power module circuitry is used to whole system that power supply energy is provided.
The beneficial effects of the utility model are: the utility model can carry out data acquisition to the relevant parameter of electrical fire, monitoring electrical fire situation in real time, can detect in real time user's electricity consumption situation again, in the time electricity filching behavior having been detected, send in time sound and light alarm, notice administrative authority, process in time, prevent from, because electricity filching behavior causes larger harm, having met many-sided demand of user, be suitable for wide popularization and application.
(4) brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is system chart of the present utility model.
Fig. 2 is MCU element circuit circuit diagram of the present utility model.
Fig. 3 is electricity consumption state detection circuit figure of the present utility model.
Fig. 4 is real-time clock element circuit figure of the present utility model.
Fig. 5 is LCD display unit circuit figure of the present utility model.
In figure, 1 residual current sample circuit, 2 temperature sensor circuits, 3 electricity consumption state detection circuits, 4 acousto-optic warning unit circuit, 5 power module circuitry, 6 RS485 telecommunication circuits, 7 LCD display circuits, 8 button inputting circuits, 9 real time clock circuits, 10MCU element circuit.
(5) embodiment
Below with reference to accompanying drawing, the specific embodiment of utility model is described in further detail.
As shown in Figure 1, this embodiment comprises residual current sample circuit 1, temperature sensor circuit 2, electricity consumption state detection circuit 3, acousto-optic warning unit circuit 4, power module circuitry 5, RS485 telecommunication circuit 6, LCD display circuit 7, button inputting circuits 8, real time clock circuit 9 and MCU element circuit 10, it is characterized in that: described MCU element circuit 10 by data bus respectively with residual current sample circuit 1, temperature sensor circuit 2, electricity consumption state detection circuit 3, acousto-optic warning unit circuit 4, RS485 telecommunication circuit 6, LCD display circuit 7, button inputting circuits 8, real time clock circuit 9 is connected and controls and data transmission, residual current sample circuit is for gathering the residual current signal of detected electric wiring, temperature sensor circuit is for gathering the temperature of detected environment, electricity consumption state detection circuit, for detection of the state of user power utilization, detects the behavior that whether has stealing, MCU element circuit is as the s operation control center of circuit, LCD display circuit is used for showing various state parameters, when sound light alarming circuit is used for when generation electricity filching behavior and reaches electric fire alarming value, by sound and light mode, send alerting signal, carry out call user's attention, button inputting circuits arranges various parameters for user, real time clock circuit is used for providing standard clock signal, power module circuitry is used to whole system that power supply energy is provided.
As shown in Figure 2, MCU element circuit adopts PIC18F66K80 chip.
As shown in Figure 3, electricity consumption state-detection is made up of current transformer, pull-up resistor, RC filter network, current signal process chip, current transformer, pull-up resistor, RC filter network, current signal process chip are connected successively, current signal process chip is connected with MCU element circuit, and current signal process chip adopts V9203 chip; The A phase of detection circuit, B phase, C phase, N phase 4 road current signals are converted to the 4 little current signals in tunnel by 4 current transformers by the 4 large current signals in tunnel, then pass through pull-up resistor and RC filter network, be converted to voltage signal, be input to 4 ~ 11 pins of current signal process chip V9203; V9203 processes the current signal collecting, and then data is sent to MCU element circuit and processes judgement, if generation stealing event detected, MCU element circuit can trigger sound light alarming circuit and report to the police.
As shown in Figure 4, real time clock circuit adopts SD2203API clock chip, and real time clock circuit is connected with MCU element circuit by I2C bus; In the time there is electric fire alarm time and stealing event, concrete temporal information can provide anomalous event to occur to MCU element circuit time, the particular content of the time that MCU unit single channel can this event occur is preserved, so that inquiry, sends to information LCD display circuit and gives simultaneous display later simultaneously.
As shown in Figure 5, LCD display unit circuit adopts JM12864G LCD MODULE, and LCD display unit circuit is connected with MCU unit by serial communication mode.
The utility model can carry out data acquisition to the relevant parameter of electrical fire, monitoring electrical fire situation in real time, can detect in real time user's electricity consumption situation again, in the time electricity filching behavior having been detected, send in time sound and light alarm, notice administrative authority, process in time, prevent from, because electricity filching behavior causes larger harm, having met many-sided demand of user, be suitable for wide popularization and application.
Claims (5)
1. the electrical fire-detector with stealing warning function, comprise residual current sample circuit, temperature sensor circuit, electricity consumption state detection circuit, acousto-optic warning unit circuit, power module circuitry, RS485 telecommunication circuit, LCD display circuit, button inputting circuits, real time clock circuit and MCU element circuit, it is characterized in that: described MCU element circuit by data bus respectively with residual current sample circuit, temperature sensor circuit, electricity consumption state detection circuit, acousto-optic warning unit circuit, RS485 telecommunication circuit, LCD display circuit, button inputting circuits, real time clock circuit is connected and controls and data transmission, power module circuitry is used to whole system that power supply energy is provided.
2. the electrical fire-detector with stealing warning function according to claim 1, is characterized in that: above-mentioned MCU element circuit adopts PIC18F66K80 chip.
3. the electrical fire-detector with stealing warning function according to claim 1 and 2, it is characterized in that: above-mentioned electricity consumption state-detection is made up of current transformer, pull-up resistor, RC filter network, current signal process chip, current transformer, pull-up resistor, RC filter network, current signal process chip are connected successively, current signal process chip is connected with MCU element circuit, and current signal process chip adopts V9203 chip; The A phase of detection circuit, B phase, C phase, N phase 4 road current signals are connected with 4 current transformers respectively, the 4 large current signals in tunnel are converted to the 4 little current signals in tunnel, then be connected with current signal process chip with RC filter network through pull-up resistor, be converted to voltage signal, be input to current signal process chip V9203.
4. the electrical fire-detector with stealing warning function according to claim 3, is characterized in that: above-mentioned real time clock circuit adopts SD2203API clock chip, and real time clock circuit is connected with MCU element circuit by I2C bus.
5. according to the electrical fire-detector with stealing warning function described in claim 1 or 2 or 4, it is characterized in that: above-mentioned LCD display unit circuit adopts JM12864G LCD MODULE, and LCD display unit circuit is connected with MCU unit by serial communication mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285325.4U CN203870753U (en) | 2014-05-30 | 2014-05-30 | Electrical fire hazard detector with electricity stealing alarm function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285325.4U CN203870753U (en) | 2014-05-30 | 2014-05-30 | Electrical fire hazard detector with electricity stealing alarm function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203870753U true CN203870753U (en) | 2014-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420285325.4U Expired - Fee Related CN203870753U (en) | 2014-05-30 | 2014-05-30 | Electrical fire hazard detector with electricity stealing alarm function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203870753U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109949533A (en) * | 2019-05-05 | 2019-06-28 | 重庆固德力安科技有限公司 | A kind of electrical fire-detector for realizing measuring point extendable functions |
| RU2762526C1 (en) * | 2021-03-09 | 2021-12-21 | федеральное государственное бюджетное образовательное учреждение высшего образования «Томский государственный университет систем управления и радиоэлектроники» | Method for non-destructive testing of faults in the electrical network |
-
2014
- 2014-05-30 CN CN201420285325.4U patent/CN203870753U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109949533A (en) * | 2019-05-05 | 2019-06-28 | 重庆固德力安科技有限公司 | A kind of electrical fire-detector for realizing measuring point extendable functions |
| RU2762526C1 (en) * | 2021-03-09 | 2021-12-21 | федеральное государственное бюджетное образовательное учреждение высшего образования «Томский государственный университет систем управления и радиоэлектроники» | Method for non-destructive testing of faults in the electrical network |
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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: 20141008 Termination date: 20180530 |