CN201294333Y - Active shielding choke optimizing lightning arrester - Google Patents
Active shielding choke optimizing lightning arrester Download PDFInfo
- Publication number
- CN201294333Y CN201294333Y CNU2008201909204U CN200820190920U CN201294333Y CN 201294333 Y CN201294333 Y CN 201294333Y CN U2008201909204 U CNU2008201909204 U CN U2008201909204U CN 200820190920 U CN200820190920 U CN 200820190920U CN 201294333 Y CN201294333 Y CN 201294333Y
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- rod
- tablet
- choke
- active shielding
- lightning
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Abstract
The utility model relates to an active shielding choke flow optimization lightning rod, which comprises a rod tip (1), an induction plate (2), a discharge electrode (8), a bleeder rod (5), a choke flow coil (7) and an earth disc (6), wherein the rod tip (1), the induction plate (2), the bleeder rod (5) and the earth disc (6) are connected to form a thunder lightning receiving bleeder main channel. The active shielding choke flow optimization lightning rod is characterized in that a shielding tube (4) and a curved plate (3) are arranged outside the bleeder rod (5), the upper portion of the shielding tube (4) and the curved plate (3) on the upper portion are isolated from the rod tip (1) and the induction plate (2) through an insulating washer (9), and the lower portion of the shielding tube (4) and the curved plate (3) on the lower portion are connected with the earth disc (6) to form a thunder current shielding device. The active shielding choke flow optimization lightning rod has the advantages that the active shielding choke flow lightning rod has small volume, big protective radius, wide application range and small discharge current slope, and the active shielding choke flow optimization lightning rod is applicable to thunder protection of various buildings and occasions with high electromagnetic radiation resisting demands.
Description
Technical field
The utility model relates to a kind of lightning rod, particularly a kind of active shielding chokes optimized lightning rod.
Background technology
At present, the active lightning rod of people's use has following deficiency:
1. protection radius is uncertain, and the shielding phenomenon is arranged:
Because it is limited that lightning rod connects the ability of dodging the thunder-strike current of releasing; when thundercloud has a large amount of free charges near protected body; lightning rod can't neutralize in effective time fully through connecing the formed electrical path of sudden strain of a muscle; thundercloud is charged, and discharge neutralizing effect, i.e. shielding harm phenomenon will take place in the somewhere of protected body.
2. the harm phenomenon of alternating electromagnetic field:
Electromagnetic field physics shows, traditional lightning rod will produce the leakage current of about 35KA～50KA in the passive process of accepting lightning, cause the variation of electromagnetic field simultaneously, produce powerful alternation induced electromotive force, in in a big way, cause the particularly damage of communication electronic equipment of equipment, and initiation fire and personal injury
3. earth potential improves the counterattack phenomenon that causes:
When the thunder and lightning inflow place, leakage current produces earth potential greatly and thus and improves the counterattack of formation earth potential, and is serious to protected equipment harm, brings hidden danger for the safe operation of communication electronic equipment.
4. it is uncertain to discharge in advance, and it is less to adapt to frequency range, and itself unprotect measure of electronic ignition device is arranged, and the interconnect function because of rainwater when raining makes the trigger equipment of active lightning rod or igniter lose its function.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned prior art, provides that a kind of volume is little, its protection radius is big, adapts to wide frequency range, and the leakage current steepness is little, the active shielding chokes optimized lightning rod of reliable operation
Described active shielding chokes optimized lightning rod, comprise needle point, tablet, discharge electrode, earial drainage bar, choke, ground connection dish, connect to form thunder and lightning by needle point, tablet, earial drainage bar and ground connection dish and connect sudden strain of a muscle earial drainage main channel, it is characterized in that: be outside equipped with shielded-plate tube and curved slab at the earial drainage bar, the top of described shielded-plate tube and upper curved surface plate are isolated by insulation cushion and needle point and tablet, the bottom of shielded-plate tube is connected with the ground connection dish with the lower curved face plate, constitutes the lightning current screening arrangement.
The winding discharge electrode is set in insulation cushion, and this electrode and tablet constitute a discharging gap.On the earial drainage bar choke is set, an end of choke is connected with discharge electrode, and the other end and ground connection dish constitute the supercharging choke.Constitute the LC pulse triggering means by tablet, discharge electrode, choke, shielded-plate tube and curved slab.Described curved slab is disc curved surface or sphere, and described tablet is disc curved surface or other shapes.
The utility model compared with prior art has more advantage.
1. tablet is connecing when dodging, can booster tension, strengthen the electric field strength of needle point, and do not have to connect when dodging and can assemble electric charge.
2. constitute the LC pulse triggering means by tablet, discharge electrode, choke, shielded-plate tube, curved slab; before the thunder and lightning guide arrives; in different frequency ranges, strengthen the electric field strength of needle point rapidly; producing upwards in advance, electric pulse forms upward leader; longrange interception thunderbolt target strengthens protection range.
3. connect when dodging, choke can play choking effect to the electric current on the earial drainage bar, thereby delay and reduce leakage current peak value and steepness, reduce the electromagnetism interference that leakage current produces, simultaneously, the resistance electromotive force that is produced further strengthens the electric field of needle point, triggers the pin electric pulse that makes progress, and goes into ground along lightning channel safety to thunder and lightning.
4. shielded-plate tube can effectively shield the electromagnetism interference that produces because of leakage current.
The utility model volume is little, protection radius is big, accommodation is wide, and the leakage current steepness is little, is applicable to the lightning protection of multiple building and the demanding occasion of anti-electromagnetic-radiation.
Description of drawings
Fig. 1 is the utility model overall structure schematic diagram,
Fig. 2 is embodiment 1 figure,
Fig. 3 is embodiment 2 figure.
Among the figure: 1-is a needle point, 2-tablet, 3-curved slab, 4-shielded-plate tube, 5-earial drainage bar, 6-ground connection dish, 7-choke, 8-discharge electrode, 9-insulation cushion.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, active shielding chokes optimized lightning rod described in Fig. 1, comprise needle point 1, tablet 2, discharge electrode 8, earial drainage bar 5, choke 7, ground connection dish 6, by needle point 1, tablet 2, earial drainage bar 5 and ground connection dish 6 connect to form thunder and lightning and connect sudden strain of a muscle earial drainage main channel, it is characterized in that: be outside equipped with shielded-plate tube 4 and curved slab 3 at earial drainage bar 5, the top of described shielded-plate tube 4 and upper curved surface plate 3 are isolated by insulation cushion 9 and needle point 1 and tablet 2, the bottom of shielded-plate tube 4 is connected with ground connection dish 6 with lower curved face plate 3, constitutes the lightning current screening arrangement.
Discharge electrode 8 is set in insulation cushion 9, and this electrode and tablet 2 constitute a discharging gap.Winding choke 7 is set on earial drainage bar 5, and an end of choke 7 is connected with discharge electrode 8, and the other end and ground connection dish 6 constitute the supercharging choke.Constitute the LC pulse triggering means by tablet 2, discharge electrode 8, choke 7, shielded-plate tube 4 and curved slab 3.Described curved slab 3 is disc curved surface or sphere, and described tablet 2 is disc curved surface or other shapes.
Its course of work is: before the thunder and lightning guide arrives, because of the cloud layer electric charge is undergone mutation, the thunder and lightning high-frequency voltage signal that causes between cloud-ground to be produced promotes the electric field strength of needle points 1 by tablet 2, constituting the LC pulse by tablet 2, discharge electrode 8, choke 7, shielded-plate tube 4, curved slab 3 sends out trigger equipment and amplifies, constitute discharging gap discharge by discharge electrode 8 and tablet 2, the electric field of needle point 1 is increased to puncture air dielectric emitting electrons streamer upwards in advance rapidly, forming tries to be the first hits apart from the descending guide with thundercloud and is connecing sudden strain of a muscle at a distance.In connecing sudden strain of a muscle, lightning current is by needle point 1, earial drainage bar 5, ground connection dish 6 composition thunders and lightnings connect sudden strain of a muscle earial drainage main channel and release, choke 7 can play choking effect to the lightning current on the earial drainage bar 5, thereby delay and reduce leakage current peak value and steepness, reduce the electromagnetism interference that leakage current produces, simultaneously, the resistance electromotive force that choke 7 is produced triggers discharge electrode 8 and constitutes discharging gap discharge with tablet 2, further strengthen the electric field strength of needle point 1, the upward leader that needle point 1 is produced in depth develops to the thundercloud aspect continually, the guiding lightning current is gone into ground along lightning channel safety, till weakening to the electric field strength between thundercloud and the earth.In the process of releasing of lightning current, shielded-plate tube 4 can effectively reduce the electromagnetism interference that produces because of leakage current, to reach the purpose of lightning protection.
In embodiment illustrated in fig. 2, curved slab 3, tablet 2 are the disc curved surface shaped, are arranged with shielded-plate tube 4 in order by monolithic or 3 combinations of polylith curved slab and connect and compose screening arrangement, and curved slab 3 forms with tablet 2, insulation cushion 9 and triggers capacitor.
In the embodiment shown in fig. 3, curved slab 3 is that sphere, tablet 2 are the disc curved surface shaped, connects and composes screening arrangement by curved slab 3, tablet 2 with shielded-plate tube 4, and curved slab 3 forms the triggering capacitor with tablet 2, insulation cushion 9.
Claims (4)
1. active shielding chokes optimized lightning rod, comprise needle point (1), tablet (2), discharge electrode (8), earial drainage bar (5), choke (7), ground connection dish (6), by needle point (1), tablet (2), earial drainage bar (5) and ground connection dish (6) connect to form thunder and lightning and connect sudden strain of a muscle earial drainage main channel, it is characterized in that: be outside equipped with shielded-plate tube (4) and curved slab (3) at earial drainage bar (5), the top of described shielded-plate tube (4) and upper curved surface plate (3) are isolated by insulation cushion (9) and needle point (1) and tablet (2), the bottom of shielded-plate tube (4) is connected with ground connection dish (6) with lower curved face plate (3), constitutes the lightning current screening arrangement.
2. active shielding chokes optimized lightning rod according to claim 1 is characterized in that: discharge electrode (8) is set in insulation cushion (9), and this electrode and tablet (2) constitute a discharging gap.
3. active shielding chokes optimized lightning rod according to claim 1 is characterized in that: choke (7) is set on earial drainage bar (5), and an end of choke (7) is connected with discharge electrode (8), and the other end and ground connection dish (6) constitute the supercharging choke.
4. active shielding chokes optimized lightning rod according to claim 1 is characterized in that: described curved slab (3) is disc curved surface or sphere, and described tablet (2) is the disc curve form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201909204U CN201294333Y (en) | 2008-09-19 | 2008-09-19 | Active shielding choke optimizing lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201909204U CN201294333Y (en) | 2008-09-19 | 2008-09-19 | Active shielding choke optimizing lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201294333Y true CN201294333Y (en) | 2009-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201909204U Expired - Fee Related CN201294333Y (en) | 2008-09-19 | 2008-09-19 | Active shielding choke optimizing lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201294333Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109994301A (en) * | 2019-04-09 | 2019-07-09 | 河南发明哥知识产权代理有限公司 | A kind of anti-water leakage case change with lightning function |
| CN110265878A (en) * | 2019-07-16 | 2019-09-20 | 宫全胜 | Multiple ionization electric eliminating lotus lightning protection device |
| CN111244762A (en) * | 2020-01-20 | 2020-06-05 | 四川中光防雷科技股份有限公司 | Lightning arrester |
-
2008
- 2008-09-19 CN CNU2008201909204U patent/CN201294333Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109994301A (en) * | 2019-04-09 | 2019-07-09 | 河南发明哥知识产权代理有限公司 | A kind of anti-water leakage case change with lightning function |
| CN110265878A (en) * | 2019-07-16 | 2019-09-20 | 宫全胜 | Multiple ionization electric eliminating lotus lightning protection device |
| CN110265878B (en) * | 2019-07-16 | 2024-04-19 | 宫全胜 | Multi-stage ionization charge-eliminating lightning protection device |
| CN111244762A (en) * | 2020-01-20 | 2020-06-05 | 四川中光防雷科技股份有限公司 | Lightning arrester |
| CN111244762B (en) * | 2020-01-20 | 2023-11-21 | 四川中光防雷科技股份有限公司 | Lightning arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090819 Termination date: 20110919 |