CN1968563B - Lightning prevention device - Google Patents
Lightning prevention device Download PDFInfo
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- CN1968563B CN1968563B CN2006100865789A CN200610086578A CN1968563B CN 1968563 B CN1968563 B CN 1968563B CN 2006100865789 A CN2006100865789 A CN 2006100865789A CN 200610086578 A CN200610086578 A CN 200610086578A CN 1968563 B CN1968563 B CN 1968563B
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- controller
- thunderbolt
- protection device
- lightning protection
- switch
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Abstract
The invention relates to a thunder-proof device and relative method, wherein said device comprises that: signal line, switch, controller, thunder-proof element, and object; the controller predicts the thunder and controls the switch direction; when there is thunder predicted, the controller breaks off the switch, and the switch is grounded to guide current into ground; when there is no thunder predicted, the controller controls the switch to close the thunder proof element.
Description
Technical field
The present invention relates to a kind of shocking preventing technology, relate in particular to the lightning protection device in a kind of communication technology.
Background technology
At present, CDMA (Code Division Multiple Access, code division multiple access) and WCDMA (WideCode Division Multiple Access, Wideband Code Division Multiple Access (WCDMA)) lightning protection function of base station mainly relies on GPS (Global Position System, global positioning system) antenna lightning protection device to realize.
Fig. 1 is the lightning protection device figure of CDMA base in a kind of prior art.This device comprises lightning arrester 101, gps antenna 102, gps antenna lightning protection device 103, base station 104 and ground connection row 105.Wherein, gps antenna lightning protection device 103 is mainly by compositions such as gas discharge tube, piezo-resistance and voltage clamp bit-type transient state suppressing (TVS, Transient Voltage Suppression) diodes.
But, adopt the probability that equipment is struck by lightning after the scheme of above-mentioned lightning protection bigger.Because when thunderbolt takes place, the residual voltage that produces can enter gps antenna lightning protection device 103, and the gas discharge tube of gps antenna lightning protection device 103 is relative shorter useful life with piezo-resistance, repeatedly performance can descend behind the lightning impulse, though the useful life of TVS pipe is longer relatively, but when the overcurrent of passing through is too big, also may cause the TVS pipe to be burst and damage.Therefore, in thunderbolt gps antenna lightning protection device 103 devices are caused under the situation of damage, the probability that equipment is struck by lightning is bigger.
In addition, need to change after gps antenna lightning protection device 103 is damaged by thunderbolt, also make equipment cost and maintenance cost increase.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of lightning protection device, thereby has improved the probability of lightning protection, thereby avoids equipment to be struck by lightning.
For solving the problems of the technologies described above, the objective of the invention is to be achieved through the following technical solutions, the invention provides a kind of lightning protection device, comprise: holding wire, lightning protection device, ground connection row and protected equipment, lightning protection device is connected with protected equipment, this device also comprises: switch, controller and humidity sensor, described switch one termination ground connection row and holding wire, the other end connects lightning protection device, described controller is used to predict thunderbolt and according to the closure of the control switch that predicts the outcome, when controller had predicted thunderbolt, switch disconnected; Controller predicts when not being struck by lightning, and switch is connected with lightning protection device;
Described controller is connected with switch, the closure of control switch;
Described controller is connected with humidity sensor, determine to take place the month of thunderbolt according to the information that stores the time distribution character of thunderbolt on the region in the described controller, and according to the day of in this month of prediction that predicts the outcome from the meteorological department in the signal line thunderbolt taking place, and according to the time period of should Japan and China from the signal estimation of described humidity sensor thunderbolt taking place.
Above technical scheme because the present invention utilizes controller prediction thunderbolt and basis to predict the outcome the closing direction of control switch, thereby when having thunderbolt to take place, disconnects holding wire and protected equipment, thereby has improved the probability of lightning protection as can be seen.
Description of drawings
Fig. 1 is existing lightning protection device structure chart;
Fig. 2 is a lightning protection device structure chart of the present invention;
Fig. 3 is a lightening arresting method flow chart of the present invention.
Embodiment
Specific embodiments of the present invention is described in detail with Fig. 3 below in conjunction with accompanying drawing 2.
Lightning protection device first embodiment of the present invention, see also Fig. 2, the invention provides a kind of lightning protection device, this device comprises: lightning arrester 201, antenna 202, antenna lightning protection device 203, switch 204, controller 205, base station 206, ground connection row 207 and humidity sensor 208.
Wherein, controller 205 is used for prediction thunderbolt, and according to the closing direction of the control switch 204 that predicts the outcome, this controller 205 can independently exist, and also can be integrated in the base station 206.Base station 206 has the clock self-retaining function, certain hour internal antenna dropout, and base station performance is unaffected.
See also Fig. 2, antenna 202 connects switch 204 in this device, and controller 205 1 ends are connected with switch 204, and the other end is connected with humidity sensor 208, store the information of thunderbolt time distribution character on the region on the controller 205, controller 205 is according to this information prediction thunderbolt.As in a certain area, it is more frequent that a certain period in March, thunderbolt took place, controller 205 may be struck by lightning in this section time prediction according to this information, then controller 205 control switchs 204 disconnect, this moment, switch 204 and ground connection row 207 was connected, by will the be struck by lightning electric current importing the earth of generation of ground connection; If predict when not being struck by lightning, controller 205 control switchs 204 link to each other with antenna lightning protection device 203, and antenna lightning protection device 203 other ends are connected with base station 206.
Lightning protection device second embodiment of the present invention, see also Fig. 2, the invention provides a kind of lightning protection device, this device comprises: lightning arrester 201, antenna 202, antenna lightning protection device 203, switch 204, controller 205, base station 206, ground connection row 207 and humidity sensor 208.
Wherein, controller 205 is used for prediction thunderbolt, and according to the closing direction of the control switch 204 that predicts the outcome, this controller 205 can independently exist, and also can be integrated in the base station 206.Base station 206 has the clock self-retaining function, certain hour internal antenna dropout, and base station performance is unaffected.
See also Fig. 2, antenna 202 connects switch 204 in this device, controller 205 1 ends are connected with switch 204, the other end is connected with humidity sensor 208, humidity sensor 208 can be responded to air humidity, and thunderbolt generally occurs in the rainy day, and this moment, air humidity was lower, humidity sensor 208 is informed controller 205 with the air humidity result of induction, and controller 205 is according to this information prediction thunderbolt.If air humidity is relatively low then may be struck by lightning, controller 205 control switchs 204 disconnect, and this moment, switch 204 was connected with ground connection row 207, by will the be struck by lightning electric current importing the earth of generation of ground connection; If air humidity than higher, then may be struck by lightning, controller 205 control switchs 204 link to each other with antenna lightning protection device 203, and antenna lightning protection device 203 other ends are connected with base station 206.
Lightning protection device the 3rd embodiment of the present invention, see also Fig. 2, the invention provides a kind of lightning protection device, this device comprises: lightning arrester 201, antenna 202, antenna lightning protection device 203, switch 204, controller 205, base station 206, ground connection row 207 and humidity sensor 208.
Wherein, controller 205 is used for prediction thunderbolt, and according to the closing direction of the control switch 204 that predicts the outcome, this controller 205 can independently exist, and also can be integrated in the base station 206.Base station 206 has the clock self-retaining function, certain hour internal antenna dropout, and base station performance is unaffected.
See also Fig. 2, antenna 202 connects switch 204 in this device, controller 205 1 ends are connected with switch 204, the other end is connected with humidity sensor 208, and controller 205 receives from meteorological department the predicting the outcome of weather by antenna, and according to this prediction of result thunderbolt, if prediction has thunderbolt, then controller 205 control switchs 204 disconnect, and this moment, switch 204 was connected with ground connection row 207, by will the be struck by lightning electric current importing the earth of generation of ground connection; If controller 205 predicts when not being struck by lightning, controller 205 control switchs 204 link to each other with antenna lightning protection device 203, and antenna lightning protection device 203 other ends are connected with base station 206.
Lightning protection device the 4th embodiment of the present invention, see also Fig. 2, the invention provides a kind of lightning protection device, this device comprises: lightning arrester 201, antenna 202, antenna lightning protection device 203, switch 204, controller 205, base station 206, ground connection row 207 and humidity sensor 208.
Wherein, controller 205 is used for prediction thunderbolt, and according to the closing direction of the control switch 204 that predicts the outcome, this controller 205 can independently exist, and also can be integrated in the base station 206.Base station 206 has the clock self-retaining function, certain hour internal antenna dropout, and base station performance is unaffected.
See also Fig. 2, antenna 202 connects switch 204 in this device, controller 205 1 ends are connected with switch 204, the other end is connected with humidity sensor 208, the information of controller 205 by thunderbolt time distribution character on the region of storage, receive predicting the outcome and the induction result of 208 pairs of air humiditys of humidity sensor to weather from meteorological department by antenna, the prediction thunderbolt, controller 205 can be predicted thunderbolt by any combination of said method.Can determine to be struck by lightning according to time distribution character on the thunderbolt region as controller 205 in a period of time in March, can determine in some day may take place according to predicting the outcome of meteorological department this moment, and this day humidity sensor may be struck by lightning in that time period of this day according to the prediction of result of air humidity, thereby can predict thunderbolt more accurately.When controller 205 prediction had thunderbolt, then controller 205 control switchs 204 disconnected, and this moment, switch 204 was connected with ground connection row 207, by will the be struck by lightning electric current importing the earth of generation of ground connection; If controller 205 predicts when not being struck by lightning, controller 205 control switchs 204 link to each other with antenna lightning protection device 203, and antenna lightning protection device 203 other ends are connected with base station 206.
The invention still further relates to a kind of method of lightning protection, specifically may further comprise the steps:
See also Fig. 2, lightening arresting method first embodiment of the present invention, controller is predicted thunderbolt according to the time distribution character on the thunderbolt region, wherein, store the information of the time distribution character of thunderbolt on the region on the controller 205, thunderbolt is more concentrated in a period of time in a certain area, take place frequent such as a certain section time thunderbolt in March in the middle of 1 year in the somewhere, and it is smaller at other times section thunderbolt probability, controller 205 just can utilize this specific character of thunderbolt so, and prediction has thunderbolt March during this period of time in this area.
See also Fig. 2, when controller 205 predicts the thunderbolt generation, the S end of controller 205 control switchs 204 is closed into A, switch 204 links to each other with ground connection row 207, this moment, antenna lightning protection device 203 disconnected with antenna 202, thunder-strike current is imported into the earth, antenna lightning protection device 203 is after disconnecting with antenna 202, timing information in base station 206 local clocks and the aerial signal will produce a time error, and this time error is during less than the threshold value M of a setting, and base station 206 will enter the self-sustaining state, after base station 206 enters the self-sustaining state, can not receive the signal of antenna, but the performance of base station 206 is unaffected, can operate as normal.
Wherein, when switch closure is chronic to ground, aerial signal in this segment length's time is lost, that is to say that base station 206 do not calibrate local clock in long time the inside, just might make the local clock error become big, as long as this error is not more than threshold value N, base station 206 can operate as normal so.When switch closure to antenna lightning protection device 203 time, base station 206 just is connected with antenna 202, if at this moment this time error greater than threshold value N, local clock will be adjusted according to timing information in the base station.
Lightening arresting method second embodiment of the present invention, controller is predicted thunderbolt according to humidity sensor induction air humidity, controller 205 1 termination humidity sensors 208, one termination switch 204, because thunderbolt mostly occurs in the rainy day, humidity ratio is bigger in the air at this moment, and humidity sensor 208 is sensed the variation of air humidity, and the result informed controller 205, controller 205 is predicted thunderbolt according to the induction result of humidity sensor.
See also Fig. 2, when controller 205 predicts the thunderbolt generation, the S end of controller 205 control switchs 204 is closed into A, switch 204 links to each other with ground connection row 207, this moment, antenna lightning protection device 203 disconnected with antenna 202, thunder-strike current is imported into the earth, antenna lightning protection device 203 is after disconnecting with antenna 202, timing information in base station 206 local clocks and the aerial signal will produce a time error, and this time error is during less than the threshold value M of a setting, and base station 206 will enter the self-sustaining state, after base station 206 enters the self-sustaining state, can not receive the signal of antenna, but the performance of base station 206 is unaffected, can operate as normal.
Wherein, when switch closure is chronic to ground, aerial signal in this segment length's time is lost, that is to say that base station 206 do not calibrate local clock in long time the inside, just might make the local clock error become big, as long as this error is not more than threshold value N, base station 206 can operate as normal so.When switch closure to antenna lightning protection device 203 time, base station 206 just is connected with antenna 202, if at this moment this time error greater than threshold value N, local clock will be adjusted according to timing information in the base station.
Lightening arresting method the 3rd embodiment of the present invention, controller is predicted thunderbolt according to predicting the outcome of local meteorological department;
Wherein, predicting the outcome of meteorological department is relatively accurate, when meteorological department has predicted thunderbolt, and will predict the outcome by aerial signal and inform controller, and controller is predicted according to predicting the outcome of meteorological department.
See also Fig. 2, when controller 205 predicts the thunderbolt generation, the S end of controller 205 control switchs 204 is closed into A, switch 204 links to each other with ground connection row 207, this moment, antenna lightning protection device 203 disconnected with antenna 202, thunder-strike current is imported into the earth, antenna lightning protection device 203 is after disconnecting with antenna 202, timing information in base station 206 local clocks and the aerial signal will produce a time error, and this time error is during less than the threshold value M of a setting, and base station 206 will enter the self-sustaining state, after base station 206 enters the self-sustaining state, can not receive the signal of antenna, but the performance of base station 206 is unaffected, can operate as normal.
Wherein, when switch closure is chronic to ground, aerial signal in this segment length's time is lost, that is to say that base station 206 do not calibrate local clock in long time the inside, just might make the local clock error become big, as long as this error is not more than threshold value N, base station 206 can operate as normal so.When switch closure to antenna lightning protection device 203 time, base station 206 just is connected with antenna 202, if at this moment this time error greater than threshold value N, local clock will be adjusted according to timing information in the base station.
Lightening arresting method the 4th embodiment of the present invention, controller 205 is according to the time distribution character of thunderbolt on the region, combination in any among the induction result of humidity sensor 208 and the weather forecasting result of meteorological department is predicted thunderbolt, controller can be predicted contingent thunderbolt in approximate time according to the time distribution character on the region of thunderbolt, during this period of time using humidity sensor just can predict the time of thunderbolt more accurately to the induction result of air humidity, determine roughly to be struck by lightning odds than higher according to the time distribution character of thunderbolt on the region such as controller in March, in the time in March, according to meteorological department predicting the outcome of weather determined may be struck by lightning within a certain period of time, use humidity sensor that air humidity is responded to afterwards, if humidity ratio is lower, then may be struck by lightning.Controller just can have been predicted the time of thunderbolt generation more accurately according to above several middle results' combination.
See also Fig. 2, when controller 205 predicts the thunderbolt generation, the S end of controller 205 control switchs 204 is closed into A, switch 204 links to each other with ground connection row 207, this moment, antenna lightning protection device 203 disconnected with antenna 202, thunder-strike current is imported into the earth, antenna lightning protection device 203 is after disconnecting with antenna 202, timing information in base station 206 local clocks and the aerial signal will produce a time error, and this time error is during less than the threshold value M of a setting, and base station 206 will enter the self-sustaining state, after base station 206 enters the self-sustaining state, can not receive the signal of antenna, but the performance of base station 206 is unaffected, can operate as normal.
Wherein, when switch closure is chronic to ground, aerial signal in this segment length's time is lost, that is to say that base station 206 do not calibrate local clock in long time the inside, just might make the local clock error become big, as long as this error is not more than threshold value N, base station 206 can operate as normal so.When switch closure to antenna lightning protection device 203 time, base station 206 just is connected with antenna 202, if at this moment this time error greater than threshold value N, local clock will be adjusted according to timing information in the base station.
More than a kind of antenna lightning protection device provided by the present invention and method are described in detail, be not limited to antenna in the foregoing description, adopt other holding wires also can realize the object of the invention, institute of the present invention protection equipment is not limited only to the base station, equipment to other can reach the protection purpose equally, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (1)
1. lightning protection device, comprise: holding wire, lightning protection device, ground connection row and protected equipment, lightning protection device is connected with protected equipment, it is characterized in that this device also comprises: switch, controller and humidity sensor, described switch one terminated signal lines and ground connection row, the other end connects lightning protection device, described controller is used to predict thunderbolt also according to the closure of the control switch that predicts the outcome, and when controller had predicted thunderbolt, switch disconnected; Controller predicts when not being struck by lightning, and switch is connected with lightning protection device;
Described controller is connected with switch, the closure of control switch;
Described controller is connected with humidity sensor, determine to take place the month of thunderbolt according to the information that stores the time distribution character of thunderbolt on the region in the described controller, and according to the day of in this month of prediction that predicts the outcome from the meteorological department in the signal line thunderbolt taking place, and according to the time period of should Japan and China from the signal estimation of described humidity sensor thunderbolt taking place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100865789A CN1968563B (en) | 2006-06-30 | 2006-06-30 | Lightning prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100865789A CN1968563B (en) | 2006-06-30 | 2006-06-30 | Lightning prevention device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1968563A CN1968563A (en) | 2007-05-23 |
| CN1968563B true CN1968563B (en) | 2010-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100865789A Expired - Fee Related CN1968563B (en) | 2006-06-30 | 2006-06-30 | Lightning prevention device |
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| CN (1) | CN1968563B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050927A (en) * | 2013-01-08 | 2013-04-17 | 濮方正 | Lightning-protecting method for actively attacking thunder and lightning |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2924685B1 (en) * | 2007-12-11 | 2010-03-19 | Airbus France | PARAFOUDRE AND AIRCRAFT SYSTEM COMPRISING SUCH A SYSTEM. |
| CN102445912B (en) * | 2012-01-17 | 2014-08-13 | 王维 | Active-type lightning arrester |
| CN104793062B (en) * | 2015-05-04 | 2017-06-20 | 杨凌云禾农业信息科技有限公司 | A kind of field terminal device lightening arresting method based on agriculture Internet of Things |
| CN109959830B (en) * | 2017-12-26 | 2021-03-05 | 中国移动通信集团四川有限公司 | Lightning protection device monitoring device and monitoring method |
| DE102019101577A1 (en) * | 2019-01-23 | 2020-07-23 | OBO Bettermann Hungary Kft. | Lightning current arrester |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87216913U (en) * | 1987-12-25 | 1988-08-24 | 郎世法 | Mini-lightning arrester for out-door tv antenna |
| CN2145463Y (en) * | 1992-09-29 | 1993-11-03 | 李延昌 | Anti-thunder apparatus for outdoor antenna of TV. |
-
2006
- 2006-06-30 CN CN2006100865789A patent/CN1968563B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87216913U (en) * | 1987-12-25 | 1988-08-24 | 郎世法 | Mini-lightning arrester for out-door tv antenna |
| CN2145463Y (en) * | 1992-09-29 | 1993-11-03 | 李延昌 | Anti-thunder apparatus for outdoor antenna of TV. |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050927A (en) * | 2013-01-08 | 2013-04-17 | 濮方正 | Lightning-protecting method for actively attacking thunder and lightning |
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| Publication number | Publication date |
|---|---|
| CN1968563A (en) | 2007-05-23 |
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Granted publication date: 20100818 Termination date: 20130630 |