CN106058645A - Parking apron automatic lifting lightning rod and control method - Google Patents
Parking apron automatic lifting lightning rod and control method Download PDFInfo
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- CN106058645A CN106058645A CN201610605608.6A CN201610605608A CN106058645A CN 106058645 A CN106058645 A CN 106058645A CN 201610605608 A CN201610605608 A CN 201610605608A CN 106058645 A CN106058645 A CN 106058645A
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- discharging rod
- cylinder
- oil cylinder
- control valve
- solenoid directional
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
- H01T19/04—Devices providing for corona discharge having pointed electrodes
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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
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Abstract
The invention relates to the field of lightning protection equipment, and specifically relates to a parking apron automatic lifting lightning rod and a control method. The lightning rod comprises a lightning rod fixed on an installation base plane, and further comprises a control system, a hydraulic system and an oil cylinder jacking mechanism. Horizontal and vertical turning of the lightning rod is controlled by the oil cylinder jacking mechanism. The oil cylinder jacking mechanism is connected with the hydraulic system through a hydraulic oil pipe. The control system is electrically connected with the hydraulic system through a cable. The invention further provides a control method of the lightning rod. The problem that the existing parking apron lightning protection device causes hidden danger to aircraft take-off and landing is solved, and a best lightning protection effect is achieved. The oil cylinder jacking mechanism drives the lightning rod to turn in the horizontal and vertical directions. The lightning rod is horizontally placed at ordinary times, which does not affect aircraft take-off and landing. The lightning rod has a good lightning protection effect and strong ability to resist wind, and can resist wind up to10 grades. A reliable guarantee is provided for airport parking apron lightning protection.
Description
Technical field
The present invention relates to apparatus for preventing thunderbolt field, be specifically related to a kind of airplane parking area automatic-lifting type discharging rod and controlling party
Method.
Background technology
Discharging rod is used to the device protecting building etc. to avoid thunderbolt.When aerial generation thundercloud, discharging rod makes ground
Face electric field is distorted, and forms internal field on discharging rod top and concentrates, and guides thunder and lightning to discharge to discharging rod, then passes through downlead
With grounding device, lightning current is introduced the earth, so that protected object body exempts from thunderbolt.Airplane parking area spacious during thunderstorm it may be said that
Being the most dangerous place, the aircraft berthed is subject to the multiple danger such as direct thunder, induced lightening, mine transmitting device and earth potential counterattack
Evil, it is therefore desirable to discharging rod lightning protection is set.And the body of rod of traditional discharging rod is higher, and setting height(from bottom) is fixed, and can affect aircraft
Landing.Although and minority discharging rod possesses Telescopic, but the landing of aircraft still can be caused safety by the fixed core exposed
Hidden danger.It is thus desirable to a kind of airplane parking area automatic-lifting type discharging rod solves existing airplane parking area lightning protection device and can make takeoff and landing
The problem becoming potential safety hazard, and the best results of lightning protection can be made.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, provide a kind of simple and reasonable airplane parking area automatic-lifting type and take shelter from the thunder
Pin solves existing airplane parking area lightning protection device can cause the problem of potential safety hazard to takeoff and landing, and can make the effect of lightning protection
Most preferably.
The technical scheme is that and be achieved in that: a kind of airplane parking area automatic-lifting type discharging rod includes that band is fixed on peace
Discharging rod on dress basal plane, this discharging rod passes through earth cable ground connection, it is characterised in that described airplane parking area automatic-lifting type is taken shelter from the thunder
Pin also includes control system, hydraulic system and cylinder jacking mechanism, described discharging rod by its level of cylinder jacking mechanism controls with
The upset of vertical direction；Described cylinder jacking mechanism is connected with hydraulic system by hydraulic oil pipe, and described control system is by electricity
Cable is electrically connected with hydraulic system.
Preferably, described cylinder jacking mechanism includes what a column oil cylinder, described column oil cylinder included being connected with discharging rod
Piston rod and the cylinder barrel hinged with installation base surface, hinged with installation base surface bottom described discharging rod.
Preferably, described hydraulic system includes hydraulic gear pump and motor, the locking oil providing pressure for magnetic overflow valve
The jacking cylinder of cylinder lifting body, bidirectional hydraulic lock, the first solenoid directional control valve and the second solenoid directional control valve；Described jacking cylinder pushes away
Dynamic column oil cylinder steadily rises and pulls column oil cylinder steady fall.
Preferably, described cylinder jacking mechanism tilts is arranged, and this cylinder jacking mechanism is provided with hydraulic lock.
Described earth cable is accommodated in the discharging rod body of rod by automatic winding plant.
Insulate between described cylinder jacking mechanism its top and discharging rod, insulate with installation base surface bottom it.
Present invention also offers the control method of above-mentioned machine level ground automatic-lifting type discharging rod, it is characterised in that: include following
Step:
A), starting motor and hydraulic gear pump, after operating steadily, electromagnetic relief valve electric magnet obtains electric sets up its pressure；
B), the second right position of solenoid directional control valve obtain electric, jacking cylinder promote column oil cylinder steadily establish, column oil cylinder arrive refer to
Location postpones, the second solenoid directional control valve dead electricity, and jacking cylinder is pinned two chambeies by bidirectional hydraulic lock；
C), the first right position of solenoid directional control valve obtain electric, column oil cylinder with discharging rod rise, arrive specific bit postpone, first
Solenoid directional control valve right position dead electricity, is pinned two chambeies by bidirectional hydraulic lock；
D), all electric magnet dead electricity, motor and hydraulic gear pump shut down, and discharging rod is in place starts working；
E), when discharging rod end-of-job needs storage, starting motor and hydraulic gear pump, electromagnetic relief valve electric magnet obtains
Electricity sets up its pressure；
F), the first left position of solenoid directional control valve obtain electric, column oil cylinder with discharging rod decline, arrive specific bit postpone, first
Solenoid directional control valve dead electricity；
G), the second left position of solenoid directional control valve obtain electric, jacking cylinder pulls column oil cylinder steady fall, and column oil cylinder arrives and refers to
Location postpones, the second solenoid directional control valve dead electricity；
H), electromagnetic relief valve dead electricity, motor and hydraulic gear pump shut down, and discharging rod reclaims and terminates.
The present invention solves defect present in background technology, has the advantages that
Airplane parking area automatic-lifting type discharging rod and control method that the present invention provides solve the lightning protection device meeting of existing airplane parking area
The problem that takeoff and landing are caused potential safety hazard, and the best results of lightning protection can be made.Driven by cylinder jacking mechanism and keep away
Thunder pin carries out the upset of level and vertical direction, and the storage of discharging rod level at ordinary times is placed, and does not interferes with takeoff and landing, thunderstorm weather
Automatic vertical upset is driven to put in place by hydraulic system.By arranging jacking cylinder, for discharging rod again switching process provide slow
Punching, improves the stationarity in switching process, vibrations when preventing jacking and whereabouts from putting in place.The effect of this discharging rod lightning protection
Good, wind loading rating is strong, and maximum can resist the wind-force of more than 10 grades, provides for airport hardstand lightning protection and ensures reliably.
Accompanying drawing explanation
Fig. 1 is the structural representation of airplane parking area automatic-lifting type discharging rod；
Fig. 2 is the fundamental diagram of hydraulic system；
In figure: 1-control system, 2-hydraulic system, 3-hydraulic oil pipe, 4-discharging rod, 5-cylinder jacking mechanism, 6-installs
Basal plane, 11-liquid level oil thermometer, 12-air filter, 13-oil-suction oil filter, 14 hydraulic gear pumps, 15-motor, 16-oil return is filtered
Oil device, 17-hydraulically-controlled one-way valve, 18-electromagnetic relief valve, 19-Pressure gauge, 20-the first solenoid directional control valve, 21-the second electromagnetic switch
Valve, 22-bidirectional hydraulic lock, 23-jacking cylinder, 24-column oil cylinder.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
A kind of airplane parking area automatic-lifting type discharging rod as shown in Figure 1, is fixed on the discharging rod on installation base surface 6 including band
4, this discharging rod 4 is by earth cable ground connection, and airplane parking area automatic-lifting type discharging rod also includes control system 1, hydraulic system 2 and
Cylinder jacking mechanism 5, discharging rod 4 is controlled the upset of level and vertical direction by cylinder jacking mechanism 5；Cylinder jacking mechanism 5 leads to
Crossing hydraulic oil pipe 3 to be connected with hydraulic system 2, control system 1 is electrically connected with hydraulic system 2 by cable.Cylinder jacking machine
Structure 5 includes a column oil cylinder 24, and column oil cylinder 24 includes the piston rod that is connected with discharging rod 4 and the cylinder hinged with installation base surface 6
Cylinder, hinged with installation base surface 6 bottom discharging rod 4.Cylinder jacking mechanism 5 is obliquely installed, and this cylinder jacking mechanism 5 is provided with hydraulic pressure
Lock.Earth cable is accommodated in discharging rod 4 body of rod by automatic winding plant.Its top of cylinder jacking mechanism 5 and discharging rod 4 it
Between insulate, insulate with installation base surface 6 bottom it.
The fundamental diagram of hydraulic system as shown in Figure 2, hydraulic system 2 includes the liquid providing pressure for magnetic overflow valve 18
Knob wheel pump 14 and motor 15, the jacking cylinder 23 of locking cylinder jacking mechanism 5, bidirectional hydraulic lock the 22, first solenoid directional control valve
20, the second solenoid directional control valve 21, liquid level oil thermometer 11, air filter 12, oil-suction oil filter 13, return oil filter 16 and prevent
The hydraulically-controlled one-way valve 17 of backflow.Jacking cylinder 23 promotes column oil cylinder 24 steadily to rise and pulls column oil cylinder 24 steady fall.
Present invention also offers the control method of a kind of airplane parking area automatic-lifting type discharging rod, it is characterised in that: include with
Lower step:
A), starting motor 15 and hydraulic gear pump 14, after operating steadily, electromagnetic relief valve 18 electric magnet obtains electric sets up its pressure
Power；
B), the second right position of solenoid directional control valve 21 obtain electric, jacking cylinder 23 promotes column oil cylinder 24 steadily to establish, column oil cylinder
24 arrive specific bit postpones, and the second solenoid directional control valve 21 dead electricity, jacking cylinder 23 is pinned two chambeies by bidirectional hydraulic lock 22；
C), the first right position of solenoid directional control valve 20 obtain electric, column oil cylinder 24 rises with discharging rod 4, arrive specific bit postpone,
First solenoid directional control valve 20 right dead electricity, is pinned two chambeies by bidirectional hydraulic lock 22；
D), all electric magnet dead electricity, motor 15 and hydraulic gear pump 14 shut down, and discharging rod 4 is in place starts working；
E), when discharging rod 4 end-of-job needs storage, motor 15 and hydraulic gear pump 14, electromagnetic relief valve 18 are started
Electric magnet obtains electric sets up its pressure；
F), the first left position of solenoid directional control valve 20 obtain electric, column oil cylinder 24 with discharging rod decline, arrive specific bit postpone,
First solenoid directional control valve 20 dead electricity；
G), the second left position of solenoid directional control valve 21 obtain electric, jacking cylinder 23 pulls column oil cylinder 24 steady fall, column oil cylinder
24 arrive specific bit postpones, the second solenoid directional control valve 21 dead electricity；
H), electromagnetic relief valve 18 dead electricity, motor 15 and hydraulic gear pump 14 shut down, and discharging rod reclaims and terminates.
The work process of the present invention is: the storage of discharging rod level at ordinary times is placed, and does not interferes with takeoff and landing.When running into thunderstorm
Weather, needs to be operated discharging rod flip horizontal to vertical direction.Instruction is sent by the control system 1 in operating room,
Starting motor 15, after operating steadily, electromagnetic relief valve 18 electric magnet obtains electric its pressure of setting up, and the second right position of solenoid directional control valve 21 obtains
Electricity, jacking cylinder 23 promotes column oil cylinder 24 steadily to establish, and column oil cylinder 24 arrives specific bit and postpones, the second solenoid directional control valve 21
Dead electricity, jacking cylinder 23 is pinned two chambeies by bidirectional hydraulic lock 22.The first right position of solenoid directional control valve 20 obtains electric, column oil cylinder 24 with
Discharging rod 4 rises, and arrives specific bit and postpones, is i.e. turned to vertical direction.First solenoid directional control valve 20 right dead electricity, by two-way liquid
Pressure lock 22 pinning two chambeies.All electric magnet dead electricity, motor 15 shuts down, and discharging rod is vertical state, in place starts working.When
After discharging rod 4 end-of-job, need receive discharging rod time, start motor 15, electromagnetic relief valve 18 electric magnet obtain electric set up its pressure
Power, the first left position of solenoid directional control valve 20 obtains electric, and column oil cylinder 24 declines with discharging rod, arrives specific bit and postpones, the first electromagnetism
Reversal valve 20 dead electricity, the second left position of solenoid directional control valve 21 obtains electric, and jacking cylinder 23 pulls column oil cylinder 24 steady fall, column oil
Cylinder 24 arrives specific bit and postpones, and is i.e. turned to horizontal direction.Second solenoid directional control valve 21 dead electricity, electromagnetic relief valve 18 dead electricity, electricity
Machine 15 shuts down, and discharging rod reclaims and terminates.The present invention drives discharging rod to carry out level and vertically side by cylinder jacking mechanism
To upset, the storage of discharging rod level at ordinary times is placed, and does not interferes with takeoff and landing, and thunderstorm weather is driven automatically by hydraulic system
Vertically upset puts in place.By arranging jacking cylinder, for discharging rod again switching process provide buffering, improve in switching process
Stationarity, vibrations when preventing jacking and whereabouts from putting in place.The effect of this discharging rod lightning protection is good, wind loading rating strong, and maximum can
The wind-force of anti-more than 10 grades, provides guarantee reliably for airport hardstand lightning protection.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (7)
1. an airplane parking area automatic-lifting type discharging rod, the discharging rod (4) being fixed on installation base surface (6) including band, this is taken shelter from the thunder
Pin (4) pass through earth cable ground connection, it is characterised in that described airplane parking area automatic-lifting type discharging rod also include control system (1),
Hydraulic system (2) and cylinder jacking mechanism (5), described discharging rod (4) is controlled its level and vertically side by cylinder jacking mechanism (5)
To upset；Described cylinder jacking mechanism (5) is connected with hydraulic system (2) by hydraulic oil pipe (3), described control system (1)
It is electrically connected with hydraulic system (2) by cable.
Airplane parking area the most according to claim 1 automatic-lifting type discharging rod, it is characterised in that: described cylinder jacking mechanism
(5) include that a column oil cylinder (24), described column oil cylinder (24) include piston rod and and the installation base surface being connected with discharging rod (4)
(6) hinged cylinder barrel, described discharging rod (4) bottom is hinged with installation base surface (6).
Airplane parking area the most according to claim 2 automatic-lifting type discharging rod, it is characterised in that: described hydraulic system (2)
Including the hydraulic gear pump (14) and motor (15), the top of locking cylinder jacking mechanism (5) that provide pressure for magnetic overflow valve (18)
Oil-lifting jar (23), bidirectional hydraulic lock (22), the first solenoid directional control valve (20) and the second solenoid directional control valve (21)；Described jacking cylinder
(23) column oil cylinder (24) is promoted steadily to rise and pull column oil cylinder (24) steady fall.
4. according to the airplane parking area automatic-lifting type discharging rod described in claim 1,2 or 3, it is characterised in that: described cylinder jacking
Mechanism (5) is obliquely installed, and this cylinder jacking mechanism (5) is provided with hydraulic lock.
Airplane parking area the most according to claim 4 automatic-lifting type discharging rod, it is characterised in that: described earth cable is by certainly
Dynamic winding plant is accommodated in discharging rod (4) body of rod.
Airplane parking area the most according to claim 5 automatic-lifting type discharging rod, it is characterised in that: described cylinder jacking mechanism
(5) insulate between its top and discharging rod (4), insulate with installation base surface (6) bottom it.
7. a control method based on the airplane parking area automatic-lifting type discharging rod described in any one of claim 1～6, its feature
It is: comprise the following steps:
A), starting motor (15) and hydraulic gear pump (14), after operating steadily, electromagnetic relief valve (18) electric magnet obtains electric sets up it
Pressure；
B), the second solenoid directional control valve (21) right position obtain electric, jacking cylinder (23) promote column oil cylinder (24) steadily establish, column oil
Cylinder (24) arrives specific bit and postpones, the second solenoid directional control valve (21) dead electricity, and jacking cylinder (23) is pinned by bidirectional hydraulic lock (22)
Two chambeies；
C), the first solenoid directional control valve (20) right position obtain electric, column oil cylinder (24) with discharging rod (4) rise, arrive specify position
After, the first solenoid directional control valve (20) right position dead electricity, bidirectional hydraulic lock (22) pin two chambeies；
D), all electric magnet dead electricity, motor (15) and hydraulic gear pump (14) shut down, and discharging rod (4) is in place starts working；
E), when discharging rod (4) end-of-job needs storage, motor (15) and hydraulic gear pump (14), electromagnetic relief valve are started
(18) electric magnet obtains and electric sets up its pressure；
F), the first solenoid directional control valve (20) left position obtain electric, column oil cylinder (24) with discharging rod decline, arrive specific bit postpone,
First solenoid directional control valve (20) dead electricity；
G), the second solenoid directional control valve (21) left position obtain electric, jacking cylinder (23) pulls column oil cylinder (24) steady fall, column oil
Cylinder (24) arrives specific bit and postpones, the second solenoid directional control valve (21) dead electricity；
H), electromagnetic relief valve (18) dead electricity, motor (15) and hydraulic gear pump (14) shut down, and discharging rod reclaims and terminates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605608.6A CN106058645B (en) | 2016-07-28 | 2016-07-28 | Airplane parking area automatic-lifting type lightning rod and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605608.6A CN106058645B (en) | 2016-07-28 | 2016-07-28 | Airplane parking area automatic-lifting type lightning rod and control method |
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| Publication Number | Publication Date |
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| CN106058645A true CN106058645A (en) | 2016-10-26 |
| CN106058645B CN106058645B (en) | 2017-12-01 |
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| CN201610605608.6A Active CN106058645B (en) | 2016-07-28 | 2016-07-28 | Airplane parking area automatic-lifting type lightning rod and control method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107147007A (en) * | 2017-05-28 | 2017-09-08 | 田茂祥 | A kind of lightning arrester and lightning-protection type electric pole |
| CN108082515A (en) * | 2018-01-11 | 2018-05-29 | 天津大学 | A kind of Bridge Crack identification device based on UAV system imaging |
| CN108233184A (en) * | 2018-01-16 | 2018-06-29 | 宁夏中科天际防雷检测有限公司 | A kind of packaged type airplane parking area lift lightning protection electric installation |
| CN108598871A (en) * | 2018-06-29 | 2018-09-28 | 送飞实业集团有限公司 | A kind of airplane parking area audio identification lifting/lowering lighting rod |
| CN111641115A (en) * | 2017-12-29 | 2020-09-08 | 衢州丰帆科技有限公司 | Lightning arrester of base station convenient to installation |
| CN112421380A (en) * | 2020-11-03 | 2021-02-26 | 叶发梅 | Waterproof and windproof lightning arrester |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203094023U (en) * | 2013-02-05 | 2013-07-31 | 金华中兴通信技术有限公司 | Tower mast turning type emergency communication vehicle |
| CN203300952U (en) * | 2013-06-26 | 2013-11-20 | 国家无线电监测中心成都监测站 | Direction finding antenna field lightning protection system of short wave fixed station |
| CN104564859A (en) * | 2013-10-21 | 2015-04-29 | 湖北华舟重工应急装备股份有限公司 | Hydraulic control system of three-dimensional adjusting machine |
| US20150123394A1 (en) * | 2008-07-02 | 2015-05-07 | Eaton Corporation | Dielectric Isolators |
| CN104659771A (en) * | 2013-11-18 | 2015-05-27 | 陕西恒发电子科技有限公司 | Lightning protection vehicle |
| CN205882392U (en) * | 2016-07-28 | 2017-01-11 | 云南宇恬防雷材料有限公司 | Air park automatic rising formula lightning rod |
-
2016
- 2016-07-28 CN CN201610605608.6A patent/CN106058645B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150123394A1 (en) * | 2008-07-02 | 2015-05-07 | Eaton Corporation | Dielectric Isolators |
| CN203094023U (en) * | 2013-02-05 | 2013-07-31 | 金华中兴通信技术有限公司 | Tower mast turning type emergency communication vehicle |
| CN203300952U (en) * | 2013-06-26 | 2013-11-20 | 国家无线电监测中心成都监测站 | Direction finding antenna field lightning protection system of short wave fixed station |
| CN104564859A (en) * | 2013-10-21 | 2015-04-29 | 湖北华舟重工应急装备股份有限公司 | Hydraulic control system of three-dimensional adjusting machine |
| CN104659771A (en) * | 2013-11-18 | 2015-05-27 | 陕西恒发电子科技有限公司 | Lightning protection vehicle |
| CN205882392U (en) * | 2016-07-28 | 2017-01-11 | 云南宇恬防雷材料有限公司 | Air park automatic rising formula lightning rod |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107147007A (en) * | 2017-05-28 | 2017-09-08 | 田茂祥 | A kind of lightning arrester and lightning-protection type electric pole |
| CN107147007B (en) * | 2017-05-28 | 2018-06-19 | 国网山东省电力公司无棣县供电公司 | A kind of lightning arrester and lightning-protection type electric pole |
| CN111641115A (en) * | 2017-12-29 | 2020-09-08 | 衢州丰帆科技有限公司 | Lightning arrester of base station convenient to installation |
| CN108082515A (en) * | 2018-01-11 | 2018-05-29 | 天津大学 | A kind of Bridge Crack identification device based on UAV system imaging |
| CN108233184A (en) * | 2018-01-16 | 2018-06-29 | 宁夏中科天际防雷检测有限公司 | A kind of packaged type airplane parking area lift lightning protection electric installation |
| CN108598871A (en) * | 2018-06-29 | 2018-09-28 | 送飞实业集团有限公司 | A kind of airplane parking area audio identification lifting/lowering lighting rod |
| CN112421380A (en) * | 2020-11-03 | 2021-02-26 | 叶发梅 | Waterproof and windproof lightning arrester |
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|---|---|
| CN106058645B (en) | 2017-12-01 |
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