CN210667105U - Intelligent monitoring and security alarm system for high-power electric appliance - Google Patents
Intelligent monitoring and security alarm system for high-power electric appliance Download PDFInfo
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- CN210667105U CN210667105U CN201921962776.6U CN201921962776U CN210667105U CN 210667105 U CN210667105 U CN 210667105U CN 201921962776 U CN201921962776 U CN 201921962776U CN 210667105 U CN210667105 U CN 210667105U
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Abstract
The utility model relates to an electricity security protection technical field discloses a high-power electrical apparatus intelligent monitoring and security alarm system, its characterized in that: the smoke monitoring device comprises a current monitoring device, a smoke monitoring device, a data processing unit, a repeater, an upper computer and an on/off execution unit; the data processing unit receives the digital signals output by the current monitoring device and the smoke monitoring device, judges and analyzes the digital signals, sends a power-on control signal or a power-off control signal to the power-on/power-off execution unit according to the analysis result, and sends the analysis result to the upper computer for displaying. The technical scheme makes up the management leak of artificial high-power electrical appliances to the maximum extent, and when a fire hazard occurs in the bedroom, schools can also find the fire hazard in time and accurately position the fire hazard, so that the intelligent management of the safe electricity utilization of the student bedroom is realized, the management level and the efficiency of the student bedroom are improved, the fire hazard caused by the use of the high-power electrical appliances is avoided, and the property and the life safety of students are protected.
Description
Technical Field
The utility model belongs to the technical field of the power consumption security protection, especially, relate to a high-power electrical apparatus intelligent monitoring and security alarm system.
Background
At present, there are countless cases of fire in dormitories of colleges, in which an electric fire accident is the first place. Recently, because of the student is private sometimes takes place when using the case that high-power electrical apparatus arouses the fire incident in the bedroom, student's dormitory personnel are intensive, if use high-power electrical apparatus in the bedroom, can make the electric current in the circuit too big, school's substation equipment can break down, and then arouse the power failure, and serious person still can cause the main line overload, makes the circuit take place the short circuit, further causes the emergence of fire incident. Students' dormitory staff are numerous, dormitories are all flammable and combustible articles, once a fire disaster occurs, things can be large or small, property loss is caused if the things are light, life is threatened if the things are heavy, therefore, in most dormitory management systems of colleges and universities, the use of high-power electric appliances is prohibited by plain text regulations, schools can also regularly organize staff to go to student dormitories to search for illegal electric appliances, even if the students can store the illegal electric appliances tightly, the existence of some fishes which are missed to the internet can be avoided, and the defect that schools adopt manual management is overcome. Therefore, if modern intelligent management can be adopted, the defect of manual management is overcome, and the fire accident caused by electricity is prevented to the maximum extent.
In the prior art, some technical schemes adopting modern intelligent management are provided, such as Chinese patent application with publication number CN107146370A, publication time of 2017, 9, 8 and named as "a high-power electrical apparatus intelligent monitoring and security alarm system for schools", relating to a high-power electrical apparatus intelligent monitoring and security alarm system for schools, which comprises a central information controller, a data monitoring unit, an environmental quality detection unit and a message pushing unit, wherein the data monitoring unit is connected with the central information controller through a data sampling and signal conditioning module, the environmental quality detection unit is connected with the central information controller through an intelligent sensing and electrical signal transmission module, the message pushing unit is connected with the central information controller through a data transmission and signal conversion module, the central information controller is connected with an acousto-optic alarm unit through an electrical signal transmission and control module, the central information controller is connected with the power on and power off control unit through a signal analysis processing and signal transmission control module. The utility model discloses a be provided with smoke transducer and combustible gas detector in the student bedroom to be provided with data monitoring unit in student bedroom circuit, discovery that can be timely when the student uses high-power electrical apparatus and transmit the bedroom number at place to backstage supervisory equipment, send out the police dispatch newspaper. Although intelligent management is used for replacing thought management, the system is complex in structure, has certain difficulty in implementation and is not perfect in function.
Disclosure of Invention
An object of the utility model is to provide a high-power electrical apparatus intelligent monitoring and security protection alarm system, through set up current monitoring device and smog monitoring devices in the circuit of bedroom, the real-time supervision student's power consumption condition and environmental conditions to with monitoring information transmission to terminal management system, realized the unified modern intelligent management to student's bedroom safety power consumption, avoided the student to use high-power electrical apparatus privately, further reduced the frequency that the fire incident takes place.
The utility model discloses a realize through following technical scheme:
the utility model provides a high-power electrical apparatus intelligent monitoring and security protection alarm system which characterized in that includes:
the current monitoring device: the current monitoring device is used for monitoring the current in real time and converting and transmitting the detected signals;
smoke monitoring device: the smoke monitoring device is used for detecting the smoke concentration in a bedroom in real time and reacting to a detection result, wherein the reaction comprises the steps of sending out a sound prompt and converting and transmitting a detected signal;
a data processing unit: the current monitoring device and the smoke monitoring device convert the detection signals and transmit the detection signals to the data processing unit, the data processing unit is integrated with a single chip microcomputer technology, the signals are judged and analyzed by writing a logic control program, and the analysis results are sent to the power-on/power-off execution unit and the upper computer;
an on/off execution unit: the power-on/power-off command is used for executing the power-on/power-off command of the data processing unit, and the power-on/power-off command is a control signal transmitted to the power-on/power-off execution unit by the data processing unit;
the upper computer: the logic control program written in the data processing unit comprises a bedroom number, and the upper computer correspondingly displays the analysis result of the data processing unit and the bedroom number;
a repeater: in order to realize the unified supervision of the upper computer on the bedroom, the line connection is not only complicated and troublesome, but also is easy to break down, so that a wireless data connection mode is adopted, a repeater is arranged between the upper computer and the data processing unit, and the stable remote data connection between the upper computer and the data processing unit is realized;
the current monitoring device comprises a current sensor, a signal sampling device I and an A/D converter I; the main circuit of each single bedroom is provided with the current sensor; the input end of the A/D converter is connected with the current sensor through a signal sampling device, and the output end of the A/D converter I is connected to the signal input end of the data processing unit; the smoke monitoring device comprises an alarm device, a signal sampling device II and an A/D converter II; an alarm device is arranged in each single bedroom, and each alarm device comprises a smoke sensor; the input end of the A/D converter II is connected with the smoke sensor through a signal sampling device II, and the output end of the A/D converter II is connected to the signal input end of the data processing unit; the on/off execution unit is connected to the signal output end of the data processing unit and used for executing an on/off command sent by the data processing unit; the repeater is arranged between the upper computer and the data processing unit and used for realizing stable remote data connection between the upper computer and the data processing unit.
Smog monitoring devices still includes the warning light, the warning light sets up in the bedroom outside, is convenient for find relevant bedroom the very first time when the conflagration takes place in the bedroom.
The signal sampling device I and the signal sampling device II comprise sampling/holding devices, and the sampling/holding devices are intermediate links for connecting the samplers and the analog-to-digital converters. A sampler is a switching circuit or device that takes the value of a signal being processed at a fixed point in time, and a sample/hold circuit amplifies and stores the signal value for a period of time for conversion by an analog-to-digital converter until the next sampling time to take an analog signal value to replace the original value. The sample/hold unit holds the input value at the start of conversion during the operation of the analog-to-digital converter, thereby suppressing the conversion noise caused by the interference of the amplifier, reducing the aperture time of the analog-to-digital converter, improving the accuracy of the analog-to-digital converter and eliminating the inaccuracy of the conversion time. The signal sampling device is provided with a sampling/holding device, so that analog quantity signals are sent to the analog-to-digital converter one by one, the authenticity of the detected signals is not reduced, the accuracy of the current monitoring device and the accuracy of the smoke monitoring device are improved, and the reliability of a monitoring system is ensured.
The on/off execution unit comprises a time relay which is used for realizing that the on/off execution unit automatically powers on at set time after executing the power-off command.
The utility model discloses following beneficial effect has:
1) the technical scheme avoids fundamentally solving the problem of vulnerability of schools on management of the high-power electric appliances and prevents the use of the high-power electric appliances to the maximum extent;
2) the smoke monitoring device is arranged in the bedroom, so that the smoke concentration in the bedroom is monitored in real time, once the smoke concentration in the bedroom reaches a set value, the bedroom is powered off immediately, accidental electric shock during fire fighting is avoided, meanwhile, the system sends related information corresponding to the bedroom number to an upper computer, fire is found out at the first time, accurate positioning is achieved, casualties and property loss are avoided as far as possible, and unified safety management of the bedroom is achieved;
3) this technical scheme simple structure, easily realization have realized automatic, the intelligent management of student bedroom power consumption, have improved the management level and the managerial efficiency to the student bedroom.
Drawings
The foregoing and following detailed description of the invention will be apparent when read in conjunction with the following drawings, in which:
FIG. 1 is a block diagram of a basic system architecture;
fig. 2 is a basic signal transmission flow chart.
Detailed Description
The technical solution for achieving the objectives of the present invention will be further described by using several specific examples, and it should be noted that the technical solution claimed in the present invention includes, but is not limited to, the following examples.
Example 1
The invention discloses an intelligent monitoring and security alarm system for a high-power electric appliance, which is used as a basic implementation scheme of the utility model and comprises a current monitoring device, a smoke monitoring device, a data processing unit, a repeater, an upper computer and an on/off execution unit; the current monitoring device comprises a current sensor, a signal sampling device I and an A/D converter I, wherein the main circuit of each single bedroom is provided with the current sensor, the input end of the A/D converter I is connected with the current sensor through the signal sampling device, and the output end of the A/D converter I is connected with the signal input end of the data processing unit; the smoke monitoring device comprises an alarm device, a signal sampling device II and an A/D converter II, the alarm device is arranged in each single bedroom and comprises a smoke sensor, the input end of the A/D converter II is connected with the smoke sensor through the signal sampling device II, and the output end of the A/D converter II is connected with the signal input end of the data processing unit; the power on/off execution unit is connected to the signal output end of the data processing unit and is used for executing a power on/off command sent by the data processing unit; the repeater is arranged between the upper computer and the data processing unit and used for realizing stable data connection between the upper computer and the data processing unit.
The current sensor is arranged on a main circuit of each single bedroom to realize independent monitoring of information of each bedroom, the signal sampling device I samples signals monitored by the current sensor and transmits the acquired result to the A/D converter I for digital-to-analog conversion, the data processing unit receives digital signals transmitted by the A/D converter I and judges and analyzes the digital signals, the data processing unit is combined with a single-chip microcomputer technology and writes a logic control program comprising the maximum value of current allowed by the main circuit of each bedroom and the number of the bedroom to realize that when the current of the main circuit of the bedroom is larger than or equal to the maximum value of the allowed current, the data processing unit sends a power-off control signal to the power-on/off execution unit, the bedroom is powered off immediately, and simultaneously the data processing unit sends the current information when the bedroom is powered off to an upper computer to be displayed corresponding to the bedroom number, the bedroom manager can know the specific position of using the high-power electric appliance at the first time, and the problem that students use the high-power electric appliance privately is fundamentally solved.
The alarm device is arranged in each single bedroom, the smoke sensor monitors the smoke concentration in the bedroom in real time, the signal sampling device II samples signals monitored by the current sensor and transmits the acquisition results to the A/D converter II for digital-to-analog conversion, the data processing unit receives digital signals transmitted by the A/D converter II and judges and analyzes the digital signals, the logic control program content written into the data processing unit also comprises the maximum smoke concentration value allowed to exist in the bedroom, the alarm device sends out a sound prompt to enable a student to find a fire at the first time when the indoor smoke is greater than or equal to the maximum smoke concentration value allowed to exist in the bedroom, the data processing unit sends out a power-off control signal to the power-on/power-off execution unit, the bedroom is powered off immediately, and meanwhile, the data processing unit sends smoke concentration information when the bedroom is powered off to the upper computer to be displayed corresponding to the bedroom number, the dormitory manager can quickly obtain related information and take remedial measures in time.
When the smoke is scattered and the smoke concentration is smaller than the maximum allowable smoke concentration value, stopping the sound prompt by the alarm device; when the main circuit of the bedroom is powered off, the bedroom student needs to actively give out high-power electric appliances or explain specific conditions to a bedroom manager, and the dormitory manager computer controls the power-on/power-off execution unit to be powered on through the data processing unit.
Example 2
The invention discloses an intelligent monitoring and security alarm system for a high-power electric appliance, which is taken as an optimal implementation scheme of the utility model, namely in the embodiment 1, a smoke monitoring device also comprises a warning lamp, and the warning lamp is arranged outside a bedroom; the signal sampling device I and the signal sampling device II comprise sampling/holding devices; the power on/off execution unit comprises a time relay.
If the bedroom does not have the people when the conflagration takes place, the sound suggestion of alarm can not be heard to outdoor personnel, and the effect of warning light is exactly to adopt vision and the dual suggestion in the sense of hearing to outdoor personnel, and managers also can find this bedroom the very first time after knowing the condition, has guaranteed the promptness of knowing the conflagration. The sample/hold unit keeps the input value at the beginning of conversion during the working period of the analog-digital converter, thus the conversion noise caused by the interference of the amplifier can be inhibited, the aperture time of the analog-digital converter is reduced, the precision of the analog-digital converter is improved, the inaccuracy of the conversion time is eliminated, the accuracy of the current monitoring device and the smoke monitoring device is increased, and the reliability of the monitoring system is ensured. The time relay is used for automatically electrifying the circuit after power failure, timing is started from power failure if the power failure is caused by overlarge current, and automatically electrifying is carried out after N1 minutes, and timing is started from the smoke concentration is smaller than a set value if the power failure is caused by overlarge smoke, and automatically electrifying is carried out after N2 minutes.
Example 3
The invention discloses a high-power electrical appliance intelligent monitoring and security alarm system, which is taken as the utility model relates to an optimized implementation scheme, namely the technical scheme in embodiment 1, a data processing unit pushes current information and bedroom smoke concentration information to an upper computer in real time, the upper computer carries out bedroom arrangement according to the current magnitude, the electricity utilization condition of the bedroom is known in real time, and a student is supervised to pull out power plugs of electrical appliances such as a computer, a mobile phone and a water dispenser when leaving the bedroom, for example: students generally begin to class at 8:10 in the morning, a bedroom manager can check the electricity utilization condition of the bedroom through a computer, if the bedroom is still powered, the corresponding bedroom is convenient to check whether a person is available, the person does not need to press to open each bedroom for checking, and the management efficiency of the bedroom is improved. Installing a smoke monitoring device is not only a first remedy after a fire, but also to avoid fires caused by some factors, such as: the cigarette ends are also one of the factors causing fire, some students can use open fire in a bedroom, and the smoke monitoring device can prevent the fire from happening to the maximum extent.
Claims (4)
1. The utility model provides a high-power electrical apparatus intelligent monitoring and security protection alarm system which characterized in that: the smoke monitoring device comprises a current monitoring device, a smoke monitoring device, a data processing unit, a repeater, an upper computer and an on/off execution unit;
the current monitoring device comprises a current sensor, a signal sampling device I and an A/D converter I; the main circuit of each single bedroom is provided with the current sensor; the input end of the A/D converter I is connected with the current sensor through a signal sampling device, and the output end of the A/D converter I is connected to the signal input end of the data processing unit;
the smoke monitoring device comprises an alarm device, a signal sampling device II and an A/D converter II; an alarm device is arranged in each single bedroom, and each alarm device comprises a smoke sensor; the input end of the A/D converter II is connected with the smoke sensor through a signal sampling device II, and the output end of the A/D converter II is connected to the signal input end of the data processing unit;
the on/off execution unit is connected to the signal output end of the data processing unit and used for executing an on/off command sent by the data processing unit;
the repeater is arranged between the upper computer and the data processing unit and used for realizing stable data connection between the upper computer and the data processing unit.
2. The intelligent monitoring and security alarm system for the high-power electric appliance as claimed in claim 1, wherein: the smoke monitoring device further comprises a warning lamp, and the warning lamp is arranged outside the bedroom.
3. The intelligent monitoring and security alarm system for the high-power electric appliance as claimed in claim 1, wherein: the signal sampling device I and the signal sampling device II comprise sampling/holding devices.
4. The intelligent monitoring and security alarm system for the high-power electric appliance as claimed in claim 1, wherein: the on/off execution unit comprises a time relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921962776.6U CN210667105U (en) | 2019-11-14 | 2019-11-14 | Intelligent monitoring and security alarm system for high-power electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921962776.6U CN210667105U (en) | 2019-11-14 | 2019-11-14 | Intelligent monitoring and security alarm system for high-power electric appliance |
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| Publication Number | Publication Date |
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| CN210667105U true CN210667105U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921962776.6U Expired - Fee Related CN210667105U (en) | 2019-11-14 | 2019-11-14 | Intelligent monitoring and security alarm system for high-power electric appliance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113555843A (en) * | 2021-09-17 | 2021-10-26 | 浙江大华技术股份有限公司 | Safe power utilization protection method, intelligent circuit breaker and storage medium |
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2019
- 2019-11-14 CN CN201921962776.6U patent/CN210667105U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113555843A (en) * | 2021-09-17 | 2021-10-26 | 浙江大华技术股份有限公司 | Safe power utilization protection method, intelligent circuit breaker and storage medium |
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Granted publication date: 20200602 Termination date: 20201114 |