CN203444020U - Household electromagnetic radiation detector - Google Patents
Household electromagnetic radiation detector Download PDFInfo
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- CN203444020U CN203444020U CN201320505034.7U CN201320505034U CN203444020U CN 203444020 U CN203444020 U CN 203444020U CN 201320505034 U CN201320505034 U CN 201320505034U CN 203444020 U CN203444020 U CN 203444020U
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Abstract
The utility model is applicable to the signal detection field and provides a household electromagnetic radiation detector which comprises an antenna receiving module, a signal amplifying module, a central processor, a power supply module and a voice module. The antenna receiving module scans and receives an electromagnetic radiation signal and transmits the signal to the signal amplifying module. The signal amplifying module amplifies the signal and transmits the signal to the central processor. The central processor caries out processing, analyzing, and comparison with a predetermined value on the signal and outputs the corresponding signal to the voice module. The voice module emits electromagnetic radiation protective alarm sound according to received signal. The power supply module is electrically connected with the antenna receiving module, the signal amplifying module, the central processor and the voice module respectively. The detector has the advantages of simple structure, low price, convenient household use, and a wide range of detection frequency. The used components are common and can be purchased in the market, and the cost is low.
Description
Technical field
The utility model belongs to input field, relates in particular to the checkout equipment of household appliances electromagnetic radiation.
Background technology
Along with social development, the progress of science, the kind of electrical equipment is also more and more, the magnetic radiation of various electrical equipment is also more and more, when radiation surpasses certain value, can produce injury to human body, whether have in the family electromagnetic radiation detection device, present checkout equipment is on the market all technical grade, expensive, family is used also inconvenient.Therefore existing ipping coil primary means is used inconvenient, expensive for family.
Utility model content
The purpose of this utility model is to provide a kind of detector of domestic electromagnetic radiation, is intended to solve existing ipping coil primary means family and uses inconvenient, expensive problem.
The utility model is to realize like this, a kind of detector of domestic electromagnetic radiation, comprise antenna reception module, signal amplification module, central processing unit, power module and voice module, described antenna reception module scanning receiving electromagnetic radiation signal is transferred to described signal amplification module, described signal amplification module amplifies signal to be transferred to described central processing unit, described central processing unit is processed signal, analyze, comparison preset value, export corresponding signal to described voice module, described voice module sends protection electromagnetic radiation chimes of doom according to the signal receiving, described power module is electrically connected respectively described antenna reception module, signal amplification module, central processing unit and voice module.
Further technical scheme of the present utility model is: this detector also comprises display module, and described central processing unit shows the signal frequency of processing and intensity by described display module, and described display module is electrically connected described power module.
Further technical scheme of the present utility model is: described display module adopts LCE display chip.
Further technical scheme of the present utility model is: described antenna reception module comprises signal receiving unit, High frequency amplification unit, clamper unit and low frequency amplifying unit, described signal receiving unit outputs signal to described High frequency amplification unit, described High frequency amplification unit amplifying signal is transferred to described clamper unit, and described clamper unit is processed signal to export to after low frequency amplifying unit amplifies and exported.
Further technical scheme of the present utility model is: described signal receiving unit comprises the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the tenth electric capacity, the 11 electric capacity, the 12 electric capacity, the first resistance and the second resistance, described the first electric capacity, the second electric capacity, in parallel with described the second resistance after the tenth capacitances in series, described the 3rd electric capacity, the 5th electric capacity, in parallel with described the second resistance after the 11 capacitances in series, described the 4th electric capacity, the 6th electric capacity, in parallel with described the second resistance after the 12 capacitances in series, one end in parallel connects described first resistance one end and High frequency amplification unit, other end ground connection in parallel, the other end of described the first resistance connects power supply.
Further technical scheme of the present utility model is: described High frequency amplification unit comprises the first inductance, the first transistor, the 3rd resistance and the 14 electric capacity, described the 3rd resistance and described the 14 Capacitance parallel connection, one end in parallel connects the emitter of described the first transistor, other end ground connection in parallel, the collector of described the first transistor connects respectively one end and the clamper unit of described the first inductance, the base stage of described the first transistor connects described signal receiving unit, and the other end of described the first inductance connects power supply.
Further technical scheme of the present utility model is: described clamper unit comprises the 4th resistance, the first diode, the second inductance and the 13 electric capacity, described the first diode cathode connects respectively one end of described the 13 electric capacity and one end of the second inductance, the other end of described the 13 electric capacity connects described High frequency amplification unit, the other end ground connection of described the second inductance, described diode anode connects respectively one end of described low frequency amplifying unit and the 4th resistance, another termination power of described the 4th resistance.
Further technical scheme of the present utility model is: described low frequency amplifying unit comprises transistor seconds and the 5th resistance, the collector of described transistor seconds connects respectively one end and the signal amplification module of the 5th resistance, another termination power of described the 5th resistance, the base stage of described transistor seconds connects described clamper unit, the grounded emitter of described transistor seconds.
Further technical scheme of the present utility model is: the receive frequency of described antenna reception module is 30MHz-3000MHz.
The beneficial effects of the utility model are: this detector is simple in structure, cheap, family is easy to use, detect frequency range wide.Use components and parts are common, market is all can purchase and arrive, and cost is low.
Accompanying drawing explanation
Fig. 1 is the detector structured flowchart of the domestic electromagnetic radiation that provides of the utility model embodiment;
Fig. 2 is the antenna reception module circuit diagram of the detector of the domestic electromagnetic radiation that provides of the utility model embodiment.
Embodiment
Reference numeral: 103-clamper unit, 10-antenna reception module 20-signal amplification module 30-central processing unit 40-voice module 50-display module 60-power module 101-signal receiving unit 102-High frequency amplification unit 104-low frequency amplifying unit.
As Fig. 1, shown in 2, the detector of the domestic electromagnetic radiation that the utility model provides, it is characterized in that: comprise antenna reception module 10, signal amplification module 20, central processing unit 30, power module 60 and voice module 40, described antenna reception module 10 scanning receiving electromagnetic radiation signals are transferred to described signal amplification module 20, described signal amplification module 20 amplifies signal to be transferred to described central processing unit 30, described central processing unit 30 is processed signal, analyze, comparison preset value, export corresponding signal to described voice module 40, described voice module 40 sends protection electromagnetic radiation chimes of doom according to the signal receiving, described power module 60 is electrically connected respectively described antenna reception module 10, signal amplification module 20, central processing unit 30 and voice module 40.This detector is simple in structure, cheap, family is easy to use, detects frequency range wide.Use components and parts are common, market is all can purchase and arrive, and cost is low.
This detector also comprises display module 50, and described central processing unit 30 shows the signal frequency of processing and intensity by described display module 50, the described power module 60 of described display module 50 electric connection.
Described display module 50 adopts LCE display chip.
Described antenna reception module 10 comprises signal receiving unit 101, High frequency amplification unit 102, clamper unit 103 and low frequency amplifying unit 104, described signal receiving unit 101 outputs signal to described High frequency amplification unit 102, described High frequency amplification unit 102 amplifying signals are transferred to described clamper unit 103, and described clamper unit 103 is processed signal to export to after low frequency amplifying unit 104 amplifies and exported.
Described signal receiving unit 101 comprises the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, the 5th capacitor C 5, the 6th capacitor C 6, the tenth capacitor C 10, the 11 capacitor C 11, the 12 capacitor C 12, the first resistance R 1 and the second resistance R 2, described the first capacitor C 1, the second capacitor C 2, in parallel with described the second resistance R 2 after the tenth capacitor C 10 series connection, described the 3rd capacitor C 3, the 5th capacitor C 5, in parallel with described the second resistance R 2 after the 11 capacitor C 11 series connection, described the 4th capacitor C 4, the 6th capacitor C 6, in parallel with described the second resistance R 2 after the 12 capacitor C 12 series connection, one end in parallel connects described the first resistance R 1 one end and High frequency amplification unit 102, other end ground connection in parallel, the other end of described the first resistance R 1 connects power supply.
Described High frequency amplification unit 102 comprises the first inductance L 1, the first transistor Q1, the 3rd resistance R 3 and the 14 capacitor C 14, described the 3rd resistance R 3 is in parallel with described the 14 capacitor C 14, one end in parallel connects the emitter of described the first transistor Q1, other end ground connection in parallel, the collector of described the first transistor Q1 connects respectively one end and the clamper unit 103 of described the first inductance L 1, the base stage of described the first transistor Q1 connects described signal receiving unit 101, and the other end of described the first inductance L 1 connects power supply.
Described clamper unit 103 comprises the 4th resistance R 4, the first diode D1, the second inductance L 2 and the 13 capacitor C 13, described the first diode D1 negative electrode connects respectively one end of described the 13 capacitor C 13 and one end of the second inductance L 1, the other end of described the 13 capacitor C 1 connects described High frequency amplification unit 102, the other end ground connection of described the second inductance L 2, described diode D1 anode connects respectively one end of described low frequency amplifying unit 104 and the 4th resistance R 4, another termination power of described the 4th resistance R 4.
Described low frequency amplifying unit 104 comprises transistor seconds Q2 and the 5th resistance R 5, the collector of described transistor seconds Q2 connects respectively one end and the signal amplification module 20 of the 5th resistance R 5, another termination power of described the 5th resistance R 5, the base stage of described transistor seconds Q2 connects described clamper unit 103, the grounded emitter of described transistor seconds Q2.
Described antenna reception module also comprises the 7th capacitor C 7, the 8th capacitor C 8 and the 9th capacitor C 9, one end of described the 7th capacitor C 7, the 8th capacitor C 8 and the 9th capacitor C 9 connects respectively power supply, and described the 7th capacitor C 7, the 8th capacitor C 8 and the 9th capacitor C 8 other ends are ground connection respectively.
The receive frequency of described antenna reception module 10 is 30MHz-3000MHz.
The resistance of described the first resistance R 1 is 4.7K, and the resistance of described the second resistance R 2 is 4.7K, and the resistance of described the 3rd resistance R 3 is 150R, and the resistance of described the 4th resistance R 4 is 3.3K, and the resistance of described the 5th resistance R 5 is 100K.
The inductance value of described the first inductance L 1 is 180nH, and the inductance value of described the second inductance L 2 is 180nH.
The capacitance of described the 7th capacitor C 7 is 102PF, and the capacitance of described the 8th capacitor C 8 is 102PF, and the capacitance of described the 9th capacitor C 9 is 100PF, and the capacitance of described the 14 capacitor C 10 is 47PF, and the capacitance of described the 13 capacitor C 13 is 10PF.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. the detector of a domestic electromagnetic radiation, it is characterized in that: comprise antenna reception module, signal amplification module, central processing unit, power module and voice module, described antenna reception module scanning receiving electromagnetic radiation signal is transferred to described signal amplification module, described signal amplification module amplifies signal to be transferred to described central processing unit, described central processing unit is processed signal, analyze, comparison preset value, export corresponding signal to described voice module, described voice module sends protection electromagnetic radiation chimes of doom according to the signal receiving, described power module is electrically connected respectively described antenna reception module, signal amplification module, central processing unit and voice module.
2. detector according to claim 1, is characterized in that: this detector also comprises display module, and described central processing unit shows the signal frequency of processing and intensity by described display module, and described display module is electrically connected described power module.
3. detector according to claim 2, is characterized in that: described display module adopts LCE display chip.
4. according to the detector described in claim 1-3 any one, it is characterized in that: described antenna reception module comprises signal receiving unit, High frequency amplification unit, clamper unit and low frequency amplifying unit, described signal receiving unit outputs signal to described High frequency amplification unit, described High frequency amplification unit amplifying signal is transferred to described clamper unit, and described clamper unit is processed signal to export to after low frequency amplifying unit amplifies and exported.
5. detector according to claim 4, it is characterized in that: described signal receiving unit comprises the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the tenth electric capacity, the 11 electric capacity, the 12 electric capacity, the first resistance and the second resistance, described the first electric capacity, the second electric capacity, in parallel with described the second resistance after the tenth capacitances in series, described the 3rd electric capacity, the 5th electric capacity, in parallel with described the second resistance after the 11 capacitances in series, described the 4th electric capacity, the 6th electric capacity, in parallel with described the second resistance after the 12 capacitances in series, one end in parallel connects described first resistance one end and High frequency amplification unit, other end ground connection in parallel, the other end of described the first resistance connects power supply.
6. detector according to claim 5, it is characterized in that: described High frequency amplification unit comprises the first inductance, the first transistor, the 3rd resistance and the 14 electric capacity, described the 3rd resistance and described the 14 Capacitance parallel connection, one end in parallel connects the emitter of described the first transistor, other end ground connection in parallel, the collector of described the first transistor connects respectively one end and the clamper unit of described the first inductance, the base stage of described the first transistor connects described signal receiving unit, and the other end of described the first inductance connects power supply.
7. detector according to claim 6, it is characterized in that: described clamper unit comprises the 4th resistance, the first diode, the second inductance and the 13 electric capacity, described the first diode cathode connects respectively one end of described the 13 electric capacity and one end of the second inductance, the other end of described the 13 electric capacity connects described High frequency amplification unit, the other end ground connection of described the second inductance, described diode anode connects respectively one end of described low frequency amplifying unit and the 4th resistance, another termination power of described the 4th resistance.
8. detector according to claim 6, it is characterized in that: described low frequency amplifying unit comprises transistor seconds and the 5th resistance, the collector of described transistor seconds connects respectively one end and the signal amplification module of the 5th resistance, another termination power of described the 5th resistance, the base stage of described transistor seconds connects described clamper unit, the grounded emitter of described transistor seconds.
9. detector according to claim 4, is characterized in that: the receive frequency of described antenna reception module is 30MHz-3000MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505034.7U CN203444020U (en) | 2013-08-19 | 2013-08-19 | Household electromagnetic radiation detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505034.7U CN203444020U (en) | 2013-08-19 | 2013-08-19 | Household electromagnetic radiation detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203444020U true CN203444020U (en) | 2014-02-19 |
Family
ID=50095057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320505034.7U Expired - Fee Related CN203444020U (en) | 2013-08-19 | 2013-08-19 | Household electromagnetic radiation detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203444020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635062A (en) * | 2015-01-23 | 2015-05-20 | 北京邮电大学 | Environment electromagnetic radiation monitoring system |
-
2013
- 2013-08-19 CN CN201320505034.7U patent/CN203444020U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635062A (en) * | 2015-01-23 | 2015-05-20 | 北京邮电大学 | Environment electromagnetic radiation monitoring system |
| CN104635062B (en) * | 2015-01-23 | 2018-05-29 | 北京邮电大学 | A kind of electromagnetic radiation from environment monitors system |
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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 |
Granted publication date: 20140219 Termination date: 20210819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |