CN205355765U - 10kV distribution lines's lightning protection device - Google Patents
10kV distribution lines's lightning protection device Download PDFInfo
- Publication number
- CN205355765U CN205355765U CN201620119837.2U CN201620119837U CN205355765U CN 205355765 U CN205355765 U CN 205355765U CN 201620119837 U CN201620119837 U CN 201620119837U CN 205355765 U CN205355765 U CN 205355765U
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- Prior art keywords
- lightning
- downlead
- arrester
- protection device
- distribution line
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Abstract
The utility model discloses a 10KV distribution lines's lightning protection device, including wire pole, arrester, downlead and earthing device, arrester fixed mounting is on the top of wire pole, the downlead is located the inside of wire pole, earthing device is located the bottom of wire pole to the arrester passes through the downlead and earthing device is fixed continuous, the wire pole passes through fixed block fixedly connected with splint, splint include punch holder and lower plate, be provided with distribution lines between punch holder and the lower plate, the arrester includes guide's lightning rod. This distribution lines's lightning protection device can be under the effect of thundercloud electric field, produces guide's passageway in advance, with thunder and lightning leading -in the earth in advance, makes distribution lines avoid the direct lighting stroke, and induced -current weight in the time of can effectively reducing the thunderbolt on the distribution lines has stronger protective capability to the circuit, reduces the circuit and presses the tripping operation because of the response thunder and lightning, has guaranteed the upward normal work of device of distribution lines.
Description
Technical field
This utility model relates to electrical equipment technical field, is specially the lightning protection device of a kind of 10kV distribution line.
Background technology
Lightning protection device refers to the summation of arrester, downlead, grounding device, surge protector and other connection conductors.Generally the lightning protection device of building is divided into two big classes: outside lightning protection device and internal lighting protection device.Outside lightning protection device is made up of arrester, downlead and grounding device, namely traditional lightning protection device；Internal lighting protection device is mainly used to reduce the lightning current of interior of building and galvanomagnetic-effect thereof, as adopted the measures such as electromagnetic shielding, equipotential link and installing surge protector, it is prevented that the harm that LEMP is likely to result in.
The most easily there is lightening hazard in China's primary power distribution net 6～35kV electrical network, the distribution line overwhelming majority is without earth-wire protection, and self dielectric level is relatively low, is the main cause being subject to Lightning disservice.Wherein dividing again direct lightning strike harm and induced lightening two kinds of situations of harm, a kind of is the direct lightning strike overvoltage caused in circuit of being struck by lightning；Another kind is near thunderbolt circuit, the lightning induced voltage caused by electromagnetic induction.Owing to low-voltage circuit dielectric level is low, lightning induced voltage the thunderbolt number of times caused accounts for the overwhelming majority.Seldom adopting lightning protection measures to protect in current distribution line, therefore lightning hazards is comparatively serious, affects the normal operation of device on distribution line.
Summary of the invention
The purpose of this utility model is in that to provide the lightning protection device of a kind of 10kV distribution line, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme: the lightning protection device of a kind of 10kV distribution line, including electric pole, arrester, downlead and grounding device, described arrester is fixedly mounted on the top of electric pole, described downlead is positioned at the inside of electric pole, described grounding device is positioned at the bottom of electric pole, and arrester is fixedly linked by downlead and grounding device.
Described electric pole is fixedly connected with clamping plate by fixed block, and described clamping plate include train wheel bridge and lower plate, are provided with distribution line between described train wheel bridge and lower plate.
Described arrester includes guide's discharging rod, the middle part of described guide's discharging rod is fixedly connected with by clip and connects sudden strain of a muscle ball, the described bottom dodging ball that connects fixedly mounts on utility poles by support bar, the described top connecing sudden strain of a muscle ball is provided with first and connects sudden strain of a muscle needle point, described connecing is provided be spaced substantially equidistant second and connects sudden strain of a muscle needle point on sudden strain of a muscle ball, described guide's discharging rod is provided with the lightning conduction of rectangular shape, and lightning conduction is positioned at and connects the downside dodging ball.
Preferably, the upper surface of described train wheel bridge is provided with the insulated terminal being spaced substantially equidistant.
Preferably, the bottom of described guide's discharging rod is fixedly linked by the top of preventer Yu downlead, and described preventer includes steel bushing, is provided with bamboo trunk, and is provided with angle steel between bamboo trunk and steel bushing in described steel bushing.
Preferably, the corner of described lightning conduction is fixedly connected with plastics gusset each through screw.
Preferably, the bottom of described downlead is fixedly linked with the grounding copper bar on grounding device by connecing card, and the outer surface of described grounding copper bar is provided with zinc film, and the both sides of grounding copper bar are fixedly connected with ground terminal each through bolt.
Compared with prior art, the beneficial effects of the utility model are: the lightning protection device of this distribution line, arrester on electric pole includes guide's discharging rod, and on guide's discharging rod, it is additionally provided with the lightning conduction of rectangular shape, can under the effect of thundercloud electric field, produce leader channel in advance, by downlead and grounding device, thunder and lightning is imported in advance the earth, distribution line is made to exempt from direct stroke, launch a surprise attack exactly on discharging rod when making thunder and lightning launch a surprise attack in protection domain, avoid shielding and the flank attack phenomenon of conventional lightning conductor, can effectively reduce the faradic current component on distribution line during thunderbolt, circuit is had stronger protective capability, reduce circuit to trip because of induced lightening voltage, ensure that the normal operation of device on distribution line.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model lightning conduction structural representation；
Fig. 3 is this utility model protective device structure schematic diagram.
In figure: 1 electric pole, 2 arresters, 201 guide's discharging rod, 202 connect sudden strain of a muscle ball, 203 first connect sudden strain of a muscle needle point, 204 second connect sudden strain of a muscle needle point, 205 lightning conductions, 206 plastics gussets, 3 downleads, 4 grounding device, 401 grounding copper bars, 402 ground terminals, 5 clamping plate, 501 train wheel bridges, 502 lower plates, 503 insulated terminals, 6 preventers, 601 steel bushings, 602 bamboo trunks, 603 angle steel, 7 connect card.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Refer to Fig. 1-3, this utility model provides a kind of technical scheme: the lightning protection device of a kind of 10kV distribution line, including electric pole 1, arrester 2, downlead 3 and grounding device 4, arrester 2 is fixedly mounted on the top of electric pole 1, downlead 3 is positioned at the inside of electric pole 1, grounding device 4 is positioned at the bottom of electric pole 1, and arrester 2 is fixedly linked by downlead 3 and grounding device 4, the bottom of downlead 3 is fixedly linked with the grounding copper bar 401 on grounding device 4 by connecing card 7, the outer surface of grounding copper bar 401 is provided with zinc film, and the both sides of grounding copper bar 401 are fixedly connected with ground terminal 402 each through bolt.
Electric pole 1 is fixedly connected with clamping plate 5 by fixed block, clamping plate 5 include train wheel bridge 501 and lower plate 502, being provided with distribution line between train wheel bridge 501 and lower plate 502, the upper surface of train wheel bridge 5 is provided with the insulated terminal 503 being spaced substantially equidistant, and clamping plate 5 play the effect of firm distribution line.
Arrester 2 includes guide's discharging rod 201, guide's discharging rod 201 has another name called Lead side pin, pilot type lightning arrester, it is that thunder and lightning is imported in advance the earth, protected object is made to exempt from a kind of lightning protection device of direct stroke, the middle part of guide's discharging rod 201 is fixedly connected with by clip and connects sudden strain of a muscle ball 202, connect the bottom dodging ball 202 and be fixedly mounted on electric pole 1 by support bar, connect dodge ball 202 top be provided with first connect sudden strain of a muscle needle point 203, connect sudden strain of a muscle ball 202 on be provided be spaced substantially equidistant second connect sudden strain of a muscle needle point 204, guide's discharging rod 201 is provided with the lightning conduction 205 of rectangular shape, the corner of lightning conduction 205 is fixedly connected with plastics gusset 206 each through screw, and lightning conduction 205 is positioned at and connects the downside dodging ball 202, the bottom of guide's discharging rod 201 is fixedly linked by the top of preventer 6 with downlead 3, preventer 6 includes steel bushing 601, bamboo trunk 602 it is provided with in steel bushing 601, and it is provided with angle steel 603 between bamboo trunk 602 and steel bushing 601.
The lightning protection device of this distribution line, arrester 2 on electric pole 1 includes guide's discharging rod 201, and on guide's discharging rod 201, it is additionally provided with the lightning conduction 205 of rectangular shape, can under the effect of thundercloud electric field, produce leader channel in advance, by downlead 3 and grounding device 4, thunder and lightning is imported in advance the earth, distribution line is made to exempt from direct stroke, launch a surprise attack exactly on discharging rod when making thunder and lightning launch a surprise attack in protection domain, avoid shielding and the flank attack phenomenon of conventional lightning conductor, can effectively reduce the faradic current component on distribution line during thunderbolt, circuit is had stronger protective capability, reduce circuit to trip because of induced lightening voltage, ensure that the normal operation of device on distribution line.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, being appreciated that when without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, amendment, replacement and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. the lightning protection device of a 10kV distribution line, including electric pole (1), arrester (2), downlead (3) and grounding device (4), it is characterized in that: described arrester (2) is fixedly mounted on the top of electric pole (1), described downlead (3) is positioned at the inside of electric pole (1), described grounding device (4) is positioned at the bottom of electric pole (1), and arrester (2) is fixedly linked by downlead (3) and grounding device (4)；
Described electric pole (1) is fixedly connected with clamping plate (5) by fixed block, and described clamping plate (5) include train wheel bridge (501) and lower plate (502), are provided with distribution line between described train wheel bridge (501) and lower plate (502)；
Described arrester (2) includes guide's discharging rod (201), the middle part of described guide's discharging rod (201) is fixedly connected with by clip and connects sudden strain of a muscle ball (202), the described bottom dodging ball (202) that connects is fixedly mounted on electric pole (1) by support bar, the described top connecing sudden strain of a muscle ball (202) is provided with first and connects sudden strain of a muscle needle point (203), described connecing is provided be spaced substantially equidistant second and connects sudden strain of a muscle needle point (204) in sudden strain of a muscle ball (202), described guide's discharging rod (201) is provided with the lightning conduction (205) of rectangular shape, and lightning conduction (205) is positioned at and connects the downside dodging ball (202).
2. the lightning protection device of a kind of 10kV distribution line according to claim 1, it is characterised in that: the upper surface of described train wheel bridge (5) is provided with the insulated terminal (503) being spaced substantially equidistant.
3. the lightning protection device of a kind of 10kV distribution line according to claim 1, it is characterized in that: the bottom of described guide's discharging rod (201) is fixedly linked by the top of preventer (6) Yu downlead (3), described preventer (6) includes steel bushing (601), it is provided with bamboo trunk (602) in described steel bushing (601), and between bamboo trunk (602) and steel bushing (601), is provided with angle steel (603).
4. the lightning protection device of a kind of 10kV distribution line according to claim 1 or 2 or 3, it is characterised in that: the corner of described lightning conduction (205) is fixedly connected with plastics gusset (206) each through screw.
5. the lightning protection device of a kind of 10kV distribution line according to claim 4, it is characterized in that: the bottom of described downlead (3) is fixedly linked with the grounding copper bar (401) on grounding device (4) by connecing card (7), the outer surface of described grounding copper bar (401) is provided with zinc film, and the both sides of grounding copper bar (401) are fixedly connected with ground terminal (402) each through bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620119837.2U CN205355765U (en) | 2016-02-15 | 2016-02-15 | 10kV distribution lines's lightning protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620119837.2U CN205355765U (en) | 2016-02-15 | 2016-02-15 | 10kV distribution lines's lightning protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205355765U true CN205355765U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620119837.2U Expired - Fee Related CN205355765U (en) | 2016-02-15 | 2016-02-15 | 10kV distribution lines's lightning protection device |
Country Status (1)
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|---|---|
| CN (1) | CN205355765U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768984A (en) * | 2017-11-13 | 2018-03-06 | 张京舟 | A kind of anti-lighting arrester for rail vehicle |
| CN108106481A (en) * | 2018-01-18 | 2018-06-01 | 无锡特莱姆气体设备有限公司 | A kind of finned tube and the gasifier for including the finned tube |
| CN108388157A (en) * | 2018-04-09 | 2018-08-10 | 河北珠峰仪器仪表设备有限公司 | A kind of active initiative lightning protection system and method |
| CN110571744A (en) * | 2019-09-11 | 2019-12-13 | 祝天玉 | 10KV distribution line protection device and system for lightning |
| CN110932219A (en) * | 2019-11-18 | 2020-03-27 | 贵州电网有限责任公司 | Lightning protection method for overhead transmission line |
| CN111576980A (en) * | 2020-05-21 | 2020-08-25 | 连云港强连铁塔制造有限公司 | High-strength transmission line tower |
| CN111786351A (en) * | 2020-08-13 | 2020-10-16 | 中冶建工集团有限公司 | Lightning protection method for raw bamboo building |
| CN112531465A (en) * | 2020-11-03 | 2021-03-19 | 国网河南省电力公司林州市供电公司 | Lightning arrester for power equipment |
| CN113193484A (en) * | 2021-04-30 | 2021-07-30 | 广东电网有限责任公司湛江供电局 | Lightning device for overhead line |
-
2016
- 2016-02-15 CN CN201620119837.2U patent/CN205355765U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768984A (en) * | 2017-11-13 | 2018-03-06 | 张京舟 | A kind of anti-lighting arrester for rail vehicle |
| CN108106481A (en) * | 2018-01-18 | 2018-06-01 | 无锡特莱姆气体设备有限公司 | A kind of finned tube and the gasifier for including the finned tube |
| CN108106481B (en) * | 2018-01-18 | 2024-02-13 | 无锡特莱姆气体设备有限公司 | Fin tube and gasifier comprising same |
| CN108388157A (en) * | 2018-04-09 | 2018-08-10 | 河北珠峰仪器仪表设备有限公司 | A kind of active initiative lightning protection system and method |
| CN110571744A (en) * | 2019-09-11 | 2019-12-13 | 祝天玉 | 10KV distribution line protection device and system for lightning |
| CN110932219B (en) * | 2019-11-18 | 2022-02-15 | 贵州电网有限责任公司 | Lightning protection method for overhead transmission line |
| CN110932219A (en) * | 2019-11-18 | 2020-03-27 | 贵州电网有限责任公司 | Lightning protection method for overhead transmission line |
| CN111576980A (en) * | 2020-05-21 | 2020-08-25 | 连云港强连铁塔制造有限公司 | High-strength transmission line tower |
| CN111786351A (en) * | 2020-08-13 | 2020-10-16 | 中冶建工集团有限公司 | Lightning protection method for raw bamboo building |
| CN111786351B (en) * | 2020-08-13 | 2021-09-21 | 中冶建工集团有限公司 | Lightning protection method for raw bamboo building |
| CN112531465B (en) * | 2020-11-03 | 2023-02-24 | 国网河南省电力公司林州市供电公司 | Lightning arrester for power equipment |
| CN112531465A (en) * | 2020-11-03 | 2021-03-19 | 国网河南省电力公司林州市供电公司 | Lightning arrester for power equipment |
| CN113193484A (en) * | 2021-04-30 | 2021-07-30 | 广东电网有限责任公司湛江供电局 | Lightning device for overhead line |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20170215 |