CN202210116U - Lightning stroke size inductor system using Hall linear element - Google Patents
Lightning stroke size inductor system using Hall linear element Download PDFInfo
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- CN202210116U CN202210116U CN2011203057874U CN201120305787U CN202210116U CN 202210116 U CN202210116 U CN 202210116U CN 2011203057874 U CN2011203057874 U CN 2011203057874U CN 201120305787 U CN201120305787 U CN 201120305787U CN 202210116 U CN202210116 U CN 202210116U
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Abstract
The present utility model discloses a lightning stroke size inductor system using a Hall linear element. The system comprises a surge protective device, a Hall linear element and a micro controlling and processing module. The surge protective device is provided with an access line end and a grounding end, and the grounding end is connected with the ground through a conductor. The Hall linear element is close to the conductor, a first end of the Hall linear element is connected with a power supply, and a second end is connected with the ground. The micro controlling and processing module is connected with a third end of the Hall linear element. Compared with the prior art, the Hall linear element is adopted, corresponding voltage values are outputted when the magnetic filed intensity of the Hall linear element changes, thus the size of lightning stroke surge can be detected. Moreover, the system is simple in circuit and low in costs, and the size of lightning stroke current can be detected with only one device.
Description
Technical field
The utility model relates to a kind of lightning induction device, particularly a kind of thunderbolt size inductor system that adopts the Hall linear element.
Background technology
When electric current passes through conductor; Around conductor, can produce magnetic field; The magnetic direction that produces can be established rules with right-handed helix and judged; When the electric current through conductor changed, variation also can be ensued in the magnetic field that produces around the conductor, the size of current relation in direct ratio of leading in magnetic field that produces around the conductor and the conductor.
Existing lightning induction device mainly all adopts telefault to respond to; Its principle of work is: put into magnetic field to telefault, when the magnetic flux that passes coil changed, the telefault two ends will have induction electromotive force to produce; The size of induction electromotive force is relevant with the magnetic flux that passes line chart (being magnetic field intensity); Their relations in direct ratio after the two ends of coil form a closed-loop path, will have induction current to produce.Can know by above analysis; The inductor of this mode for do the very sensitive lightning current that removes to respond to very little energy, the inductance value of coil must be done very greatly so, just makes that also the number of turns of coil is a lot; Volume is very big, and the equipment limited for the space will cause no small test.Simultaneously owing to be to adopt telefault to do inductor; When moment, irregular lightning current wave passed through; Can produce very high peak voltage at the inductance two ends; Also have a lot of damp oscillatory wave to produce simultaneously, these peak voltages are handled the break load circuit of back of bad meeting, and the while wave of oscillation of back also can cause interference to load.If suppress suppressing circuit, this causes inaccurate to the lightning current size detection again, the big inductor of therefore this induction lightening stream, and poor accuracy, the circuit more complicated, the components and parts that adopted are many, cause cost high.
Hall element is a kind of Magnetic Sensor.Can detect magnetic field and variation thereof with them, can in the various occasions relevant, use with magnetic field.According to the response mode different to magnetic field, Hall element is divided into Hall switch element and Hall linear element.
The Hall linear element is a kind of magnetic induction device; What detect the magnetic field direct output in generation back is exactly the correspondent voltage value, can directly be connected with the microcontroller processor, just can converse the size of lightning current again through the inner A/D converter of microcontroller processor; So the sizes values of the lightning current that this method detects is more accurate; Circuit is very simple simultaneously, and cost is also very low, has only just realized the detection to the lightning current size with a such device.
The utility model content
In order to overcome the defective of prior art, the utility model provides a kind of thunderbolt size inductor system that adopts the Hall linear element, it can carry out lightning induction simply and effectively, and can detect the size of thunder and lightning surge exactly.
The technical scheme of the utility model is following:
A kind of thunderbolt size inductor system that adopts the Hall linear element comprises:
Surge protection device is provided with tie-in line terminal and earth terminal, and said earth terminal is through an electric conductor ground connection;
The Hall linear element is positioned near the said electric conductor; Its first end connects power supply; Its second end ground connection.
Preferably, also comprise the microcontroller processing module, be connected with the 3rd end of said Hall linear element.
Preferably, also comprise: lightning stroke counter; The setting of said microcontroller processing module wherein;
Said lightning stroke counter further comprises: display module; Said display module is connected with said microcontroller processing module.
Preferably, said microcontroller processing module set inside has A/D converter.
Preferably; When said electric conductor flows through electric current; Produce magnetic field around the electric conductor, when the magnetic line of force passed the Hall linear element of electric conductor, the inner magnetic induction body of Hall linear element will have induced voltage to produce; Induced voltage externally outputs to the microcontroller processing module again after the amplifying circuit of inside amplifies then.
Preferably, Hall linear element output voltage through the conversion process of the inner A/D converter of microcontroller processing module, convert after, promptly can converse the size of thunder-strike current.
Compared with prior art, the beneficial effect of the utility model is following:
The utility model adopts the Hall linear element, when it utilizes the Hall linear element that magnitude of field intensity is changed, and exports relevant voltage numerical value, thereby detects the size of lightning surge.
The Hall linear element is a kind of magnetic induction device; What detect the magnetic field direct output in generation back is exactly the correspondent voltage value, can directly be connected with the microcontroller processing module, just can converse the size of lightning current again through the A/D converter of microprocessor internal; So the sizes values of the lightning current that this method detects is more accurate; Circuit is very simple simultaneously, and cost is also very low, has only just realized the detection to the lightning current size with a such device.
Description of drawings
Fig. 1 adopts the structural representation of the thunderbolt size inductor system of Hall linear element for the utility model embodiment is a kind of.
Embodiment
The below combines accompanying drawing and specific embodiment that the utility model is done further description.
Embodiment
Like Fig. 1, a kind of thunderbolt size inductor system 100 of Hall linear element that adopts comprises: Hall linear element 1, surge protection device 2 and lightning stroke counter 3.Said lightning stroke counter 3 set inside have microcontroller processing module 32 and display module 31; Display module 31 is connected with microcontroller processing module 32.
Wherein, surge protection device 2 is provided with tie-in line terminal and earth terminal; Its input end comprises live wire input end and zero line input end.Live wire input termination L line; Zero line input termination N line.The surge that earth terminal will flow through it through a PE electric conductor 21 ground of releasing down.Among Fig. 1, the left side is line current input end IN, and the right is line current output terminal OUT.
Hall linear element 1 is positioned near the electric conductor PE.First end of Hall linear element 1 connects power supply VCC1; Its second end ground connection.
And microcontroller processing module 32 is connected with the 3rd end of Hall linear element 1.
The power end VCC2 of lightning stroke counter 3 obtains its supply voltage VCC through its inner rectification circuit.
Introduce the course of work of present embodiment below in detail:
When in the circuit surge being arranged; Surge protection device 2 actions; Surge through PE electric conductor 21 ground of releasing down, when PE electric conductor 21 during through electric current, will be produced magnetic field around the electric conductor 21; The magnetic field size that produces around the electric conductor 21 is relevant with the size of current through electric conductor 21, their relations in direct ratio.When the magnetic line of force passed the Hall linear element 1 of electric conductor 21, Hall linear element 1 inner magnetic induction body will have induced voltage to produce, and induced voltage externally outputs to the microcontroller processing module again after the amplifying circuit of inside amplifies then.Through the conversion process of the inner A/D converter of microcontroller processing module, convert after, promptly can converse the size of thunder-strike current.
So far, the process that detects surge amount size is accomplished.
Compared with prior art, the beneficial effect of the utility model is following:
Present embodiment adopts the Hall linear element, when it utilizes the Hall linear element that magnitude of field intensity is changed, and exports relevant voltage letter value, thereby detects the size of lightning surge.
The Hall linear element is a kind of magnetic induction device; What detect the magnetic field direct output in generation back is exactly the correspondent voltage value, can directly be connected with the microcontroller processing module, just can converse the size of lightning current again through its inner A/D converter; So the sizes values of the lightning current that this method detects is more accurate; Circuit is very simple simultaneously, and cost is also very low, has only just realized the detection to the lightning current size with a such device.
The utility model preferred embodiment just is used for helping to set forth the utility model.Preferred embodiment does not have all details of detailed descriptionthe, does not limit this utility model yet and is merely described embodiment.Obviously, according to the content of this instructions, can do a lot of modifications and variation.These embodiment are chosen and specifically described to this instructions, is principle and practical application in order to explain the utility model better, thereby person skilled can be utilized the utility model well under making.The utility model only receives the restriction of claims and four corner and equivalent.
Claims (4)
1. a thunderbolt size inductor system that adopts the Hall linear element is characterized in that, comprising:
Surge protection device is provided with tie-in line terminal and earth terminal, and said earth terminal is through an electric conductor ground connection;
The Hall linear element is positioned near the said electric conductor; Its first end connects power supply; Its second end ground connection.
2. a kind of thunderbolt size inductor system that adopts the Hall linear element according to claim 1 is characterized in that, also comprises the microcontroller processing module, is connected with the 3rd end of said Hall switch element.
3. a kind of thunderbolt size inductor system that adopts the Hall linear element according to claim 2 is characterized in that, also comprises: lightning stroke counter; The setting of said microcontroller processing module wherein;
Said lightning stroke counter further comprises: display module; Said display module is connected with said microcontroller processing module.
4. a kind of thunderbolt size inductor system that adopts the Hall linear element according to claim 2 is characterized in that said microcontroller processing module set inside has A/D converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203057874U CN202210116U (en) | 2011-08-22 | 2011-08-22 | Lightning stroke size inductor system using Hall linear element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203057874U CN202210116U (en) | 2011-08-22 | 2011-08-22 | Lightning stroke size inductor system using Hall linear element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202210116U true CN202210116U (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203057874U Expired - Lifetime CN202210116U (en) | 2011-08-22 | 2011-08-22 | Lightning stroke size inductor system using Hall linear element |
Country Status (1)
| Country | Link |
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| CN (1) | CN202210116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384997A (en) * | 2011-08-22 | 2012-03-21 | 上海雷迅防雷技术有限公司 | Lightning-striking sensor system adopting Hall linear element |
-
2011
- 2011-08-22 CN CN2011203057874U patent/CN202210116U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384997A (en) * | 2011-08-22 | 2012-03-21 | 上海雷迅防雷技术有限公司 | Lightning-striking sensor system adopting Hall linear element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120502 |
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| CX01 | Expiry of patent term |