CN204129895U - Detector for electric fire protection - Google Patents
Detector for electric fire protection Download PDFInfo
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- CN204129895U CN204129895U CN201420609261.9U CN201420609261U CN204129895U CN 204129895 U CN204129895 U CN 204129895U CN 201420609261 U CN201420609261 U CN 201420609261U CN 204129895 U CN204129895 U CN 204129895U
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Abstract
This application discloses a kind of detector for electric fire protection, comprise: LCD display module, keyboard input module, clock and data memory module, communication module, temperature collect module, residual current acquisition module, On-off signal detection module, relay output module and main control MCU module, LCD display module, couples mutually with main control MCU module; Keyboard input module, couples mutually with main control MCU module; Clock and data memory module, couple mutually with main control MCU module; Communication module, couples mutually with main control MCU module; Temperature collect module, couples mutually with main control MCU module; Residual current acquisition module, couples mutually with main control MCU module; On-off signal detection module, couples mutually with main control MCU module; Relay output module, couples mutually with main control MCU module.The application is integrated with the function detecting vector current and collecting temperature in low-voltage distributing line; Under ensureing the prerequisite of parameter display, reduce the volume of device itself, solve the problem that other producer's volumes are excessive.
Description
Technical field
The application relates to power supply monitoring field, specifically, relates to a kind of distributive data center power distribution monitoring device.
Background technology
Along with the development of industrial technology and the raising of resident's living standard, the use of various electrical equipment and household electrical appliance increases year by year, the fire that electric fault causes more and more causes the attention of people, one utilizes current sensor to detect power line leakage fault, thus arises at the historic moment to the detector for electric fire protection that leak current fault is reported to the police.
Detector for electric fire protection is a kind of freestanding intelligent detector.Detector for electric fire protection is as the relay portion of electric fire monitoring system signal transacting, by built-in circuit and software, intellectual analysis process is carried out to the signal that secondary terminal current probe passes over, the state (i.e. malfunction, fire alarm state, normal operating conditions) of each current probe of secondary terminal can be judged thus, be useful in the place of the complex circuit such as the maximum factory of electrical fire Probability, large storehouse, office, commercial building, hotel, house and public place of entertainment.There is a variety of detector for electric fire protection in the market, such as, " little Wu Song " serial detector for electric fire protection, the PMC series detector for electric fire protection of Shenzhen Zhong electricity power technology incorporated company, the ARCM detector for electric fire protection of Shanghai Acrel Electric Co., Ltd. of Fu Ruite International Electrical company limited.Above product ubiquity volume is large, installs inconvenient; Device complicated operation, man-machine interface is unfriendly; Optimum configurations is single, can not arrange flexibly, and such as, can only arrange residual current alarm value is 300mA; The hardware platform adopted is outmoded, causes the shortcoming that device false alarm frequency is high.
Utility model content
For solving the problems of the technologies described above, this application provides a kind of detector for electric fire protection, it is characterized in that, comprise: LCD display module, keyboard input module, clock and data memory module, communication module, temperature collect module, residual current acquisition module, On-off signal detection module, relay output module and main control MCU module, wherein
Described LCD display module, couples mutually with described main control MCU module;
Described keyboard input module, couples mutually with described main control MCU module;
Described clock and data memory module, couple mutually with described main control MCU module;
Described communication module, couples mutually with described main control MCU module;
Described temperature collect module, couples mutually with described main control MCU module;
Described residual current acquisition module, couples mutually with described main control MCU module;
Described On-off signal detection module, couples mutually with described main control MCU module;
Described relay output module, couples mutually with described main control MCU module;
Described main control MCU module, couples mutually with described LCD display module, keyboard input module, clock and data memory module, communication module, temperature collect module, residual current acquisition module and On-off signal detection module respectively.
Preferably, wherein, described main control MCU module, wherein be provided with 32 Cortex-M3 series CPU, couple mutually with described LCD display module, keyboard input module, clock and data memory module, communication module, temperature collect module, residual current acquisition module and On-off signal detection module respectively.
Preferably, wherein, the voltage of described residual current acquisition module is input to the A/D collection pin of CPU after LM2902 amplifies.
Preferably, wherein, the voltage of described temperature collect module is input to the A/D collection pin of CPU after LM2902 amplifies.
Preferably, wherein, described LCD display module and keyboard input module, couple mutually with the digital pin of described CPU.
Preferably, wherein, described clock couples mutually with the I2C pin of data memory module and described CPU.
Compared with prior art, the detector for electric fire protection described in the application, reaches following effect:
(1) detector for electric fire protection that provides of the utility model is in less platform, is integrated with the function detecting vector current and collecting temperature in low-voltage distributing line;
(2) adopt Dot-Matric LCD Display, Chinese display captions and numeral, letter parameter, interface is friendly, optimum configurations variation, and optimum configurations can store after completing.Adopt lattice lcd, can perfect display device parameter, solve the single problem of other producer's optimum configurations (such as, residual electricity flow valuve can arrange arbitrary value from 20 to 1000mA, solves the problem that can only be fixedly installed 300mA).Adopt 128X64 lattice lcd, under ensureing the prerequisite of parameter display, reduce the volume of device itself, solve the problem that other producer's volumes are excessive;
(3) adopt 32 up-to-date hardware platforms, data operation is fast, and data acquisition is accurate.Adopt 32 bit processors, have higher processing speed, can repeatedly calculate residual current data, filter interfering data wherein, debug data, effectively get rid of false alarm;
(4) all operations button and parameter display interface, status indicator lamp, alarm are all in device front, and structural design is compact, and volume is little, easy for installation.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present application, and form a application's part, the schematic description and description of the application, for explaining the application, does not form the improper restriction to the application.In the accompanying drawings:
The detector for electric fire protection structural drawing that Fig. 1 provides for the utility model embodiment one.
Embodiment
As employed some vocabulary to censure specific components in the middle of instructions and claim.Those skilled in the art should understand, and hardware manufacturer may call same assembly with different noun.This specification and claims are not used as with the difference of title the mode distinguishing assembly, but are used as the criterion of differentiation with assembly difference functionally." comprising " as mentioned in the middle of instructions and claim is in the whole text an open language, therefore should be construed to " comprise but be not limited to "." roughly " refer to that in receivable error range, those skilled in the art can solve the technical problem within the scope of certain error, reach described technique effect substantially.In addition, " couple " word and comprise directly any and indirectly electric property coupling means at this.Therefore, if describe a first device in literary composition to be coupled to one second device, then represent described first device and directly can be electrically coupled to described second device, or be indirectly electrically coupled to described second device by other devices or the means that couple.Instructions subsequent descriptions is implement the better embodiment of the application, and right described description is for the purpose of the rule that the application is described, and is not used to the scope limiting the application.The protection domain of the application is when being as the criterion depending on the claims person of defining.
Below in conjunction with accompanying drawing, the application is described in further detail, but not as the restriction to the application.
Embodiment one:
As shown in Figure 1, provide a kind of detector for electric fire protection, comprise: LCD display module 101, keyboard input module 102, clock and data memory module 103, communication module 104, temperature collect module 105, residual current acquisition module 106, On-off signal detection module 107, relay output module 108 and main control MCU module 109, wherein
Described LCD display module 101, couples mutually with described main control MCU module 109;
Described keyboard input module 102, couples mutually with described main control MCU module 109;
Described clock and data memory module 103, couple mutually with described main control MCU module 109;
Described communication module 104, couples mutually with described main control MCU module 109;
Described temperature collect module 105, couples mutually with described main control MCU module 109;
Described residual current acquisition module 106, couples mutually with described main control MCU module 109;
Described On-off signal detection module 107, couples mutually with described main control MCU module 109;
Described relay output module 108, couples mutually with described main control MCU module 109;
Described main control MCU module 109, couples mutually with described LCD display module 101, keyboard input module 102, clock and data memory module 103, communication module 104, temperature collect module 105, residual current acquisition module 106 and On-off signal detection module 107 respectively.
Described main control MCU module 109, wherein be provided with 32 Cortex-M3 series CPU, couple mutually with described LCD display module 101, keyboard input module 102, clock and data memory module 103, communication module 104, temperature collect module 105, residual current acquisition module 106, relay output module 108 and On-off signal detection module 107 respectively.
The A/D (analog-digital conversion) that the electric current of described residual current acquisition module 106 is input to CPU after LM2902 amplifies gathers pin.
The A/D (analog-digital conversion) that the electric current of described temperature collect module 105 is input to CPU after LM2902 amplifies gathers pin.
Described LCD display module 101 and keyboard input module 102, couple mutually with the digital pin of described CPU.
Described clock couples mutually with I2C (twin wire universal serial bus) pin of data memory module 103 with described CPU.
Embodiment two:
Present embodiments provide a kind of detector for electric fire protection, comprise: LCD display module 101, keyboard input module 102, clock and data memory module 103, communication module 104, temperature collect module 105, residual current acquisition module 106, On-off signal detection module 107, relay output module 108 and main control MCU module 109, wherein
Described LCD display module 101, couple mutually with described main control MCU module 109, receive the data also display in real time that main control MCU module sends, 128X64 lattice lcd is adopted in the utility model, the built-in Chinese subtitle of software, letter and number, all parameters arranged that needs of device can show, and optimum configurations is very directly perceived.LCD display module 101 couples mutually with the digital pin of described CPU.
Described keyboard input module 102, couples mutually with described main control MCU module 109, and this keyboard input module 102, couples mutually with the digital pin of the CPU in main control MCU module 109.Keyboard input module 102 couples mutually with the digital pin of described CPU.
Described clock and data memory module 103, couple mutually with described main control MCU module 109, this clock and data memory module 103, for completing the storage of timing and time modification function and completion system data, in addition when needs, send data to main control MCU module 109.Clock couples mutually with data memory module 103 and the I2C pin of CPU in the utility model.
Described communication module 104 (the application adopts RS485 circuit), couples mutually with described main control MCU module 109, and main control MCU module, by the communicating circuit in communication module 104, completes the data interaction with external unit;
Described temperature collect module 105, couple mutually with described main control MCU module 109, temperature collect module 109 is supplied to A/D (analog-digital conversion) port of main control MCU module the temperature simulation amount data collected, and main control MCU module can convert the analog data received to the digital data for system.The voltage of this temperature collect module 105 is input to the A/D collection pin of CPU after LM2902 amplifies.
Described residual current acquisition module 106, couple mutually with described main control MCU module 109, residual current acquisition module 106 is supplied to A/D (analog-digital conversion) port of main control MCU module 109 the analog data collected, main control MCU module 109 receive analog data be converted into system can digital data.The voltage of residual current acquisition module 106 is input to the A/D collection pin of CPU after LM2902 amplifies.
Described On-off signal detection module 107, couple mutually with described main control MCU module 109, On-off signal detection module 107 detects the switching value of outside input, and is supplied to main control MCU module 109, main control MCU module 109, according to on-off state, takes corresponding operation;
Described relay output module 108, couple mutually with described main control MCU module 109, relay is coupled mutually by relay output module 108 and main control MCU module 109, and relay performs suction and the action with disconnection according to the instruction that main control MCU module 109 sends;
Described main control MCU module 109, couples mutually with described LCD display module 101, keyboard input module 102, clock and data memory module 103, communication module 104, temperature collect module 105, residual current acquisition module 106, On-off signal detection module 107 and relay output module 108 respectively.Described main control MCU module 109, wherein be provided with 32 Cortex-M3 series CPU, these 32 Cortex-M3 series CPU couple mutually with described LCD display module 101, keyboard input module 102, clock and data memory module 103, communication module 104, temperature collect module 105, residual current acquisition module 106, On-off signal detection module 107 and relay output module 108 respectively.
Compared with prior art, the detector for electric fire protection described in the application, reaches following effect:
(1) detector for electric fire protection that provides of the utility model is in less platform, is integrated with the function detecting vector current and collecting temperature in low-voltage distributing line;
(2) adopt Dot-Matric LCD Display, Chinese display captions and numeral, letter parameter, interface is friendly, optimum configurations variation, and optimum configurations can store after completing.Adopt lattice lcd, can perfect display device parameter, solve the single problem of other producer's optimum configurations (such as, residual electricity flow valuve can arrange arbitrary value from 20 to 1000mA, solves the problem that can only be fixedly installed 300mA).Adopt 128X64 lattice lcd, under ensureing the prerequisite of parameter display, reduce the volume of device itself, solve the problem that other producer's volumes are excessive;
(3) adopt 32 up-to-date hardware platforms, data operation is fast, and data acquisition is accurate.Adopt 32 bit processors, have higher processing speed, can repeatedly calculate residual current data, filter interfering data wherein, debug data, effectively get rid of false alarm;
(4) all operations button and parameter display interface, status indicator lamp, alarm are all in device front, and structural design is compact, and volume is little, easy for installation.
Above-mentioned explanation illustrate and describes some preferred embodiments of the application, but as previously mentioned, be to be understood that the application is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in application contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the application, then all should in the protection domain of the application's claims.
Claims (6)
1. a detector for electric fire protection, it is characterized in that, comprise: LCD display module, keyboard input module, clock and data memory module, communication module, temperature collect module, residual current acquisition module, On-off signal detection module, relay output module and main control MCU module, wherein
Described LCD display module, couples mutually with described main control MCU module;
Described keyboard input module, couples mutually with described main control MCU module;
Described clock and data memory module, couple mutually with described main control MCU module;
Described communication module, couples mutually with described main control MCU module;
Described temperature collect module, couples mutually with described main control MCU module;
Described residual current acquisition module, couples mutually with described main control MCU module;
Described On-off signal detection module, couples mutually with described main control MCU module;
Described relay output module, couples mutually with described main control MCU module;
Described main control MCU module, couples mutually with described LCD display module, keyboard input module, clock and data memory module, communication module, temperature collect module, residual current acquisition module and On-off signal detection module respectively.
2. detector for electric fire protection according to claim 1, it is characterized in that, described main control MCU module, wherein be provided with 32 Cortex-M3 series CPU, couple mutually with described LCD display module, keyboard input module, clock and data memory module, communication module, temperature collect module, residual current acquisition module and On-off signal detection module respectively.
3. detector for electric fire protection according to claim 1, is characterized in that, the voltage of described residual current acquisition module is input to the A/D collection pin of CPU after LM2902 amplifies.
4. detector for electric fire protection according to claim 1, is characterized in that, the voltage of described temperature collect module is input to the A/D collection pin of CPU after LM2902 amplifies.
5. detector for electric fire protection according to claim 2, is characterized in that, described LCD display module and keyboard input module, couples mutually with the digital pin of described CPU.
6. detector for electric fire protection according to claim 2, is characterized in that, described clock couples mutually with the I2C pin of data memory module and described CPU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420609261.9U CN204129895U (en) | 2014-10-21 | 2014-10-21 | Detector for electric fire protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420609261.9U CN204129895U (en) | 2014-10-21 | 2014-10-21 | Detector for electric fire protection |
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| CN204129895U true CN204129895U (en) | 2015-01-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034609A (en) * | 2019-05-09 | 2019-07-19 | 黑龙江科技大学 | A kind of 35KV substation detecting and controlling system |
| CN112419685A (en) * | 2020-11-27 | 2021-02-26 | 国能生物发电基团有限公司 | Biomass stock ground electric fire early warning system based on machine learning |
-
2014
- 2014-10-21 CN CN201420609261.9U patent/CN204129895U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034609A (en) * | 2019-05-09 | 2019-07-19 | 黑龙江科技大学 | A kind of 35KV substation detecting and controlling system |
| CN112419685A (en) * | 2020-11-27 | 2021-02-26 | 国能生物发电基团有限公司 | Biomass stock ground electric fire early warning system based on machine learning |
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