CN103779824A - Photovoltaic solar building lightning protection facility construction method - Google Patents

Photovoltaic solar building lightning protection facility construction method Download PDF

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Publication number
CN103779824A
CN103779824A CN201410010988.XA CN201410010988A CN103779824A CN 103779824 A CN103779824 A CN 103779824A CN 201410010988 A CN201410010988 A CN 201410010988A CN 103779824 A CN103779824 A CN 103779824A
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photovoltaic solar
lightning protection
solar building
building lightning
construction
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CN103779824B (en
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葛加君
葛小敏
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Jiangsu Torr lightning protection detection Co., Ltd
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葛加君
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Abstract

The invention discloses a photovoltaic solar building lightning protection facility construction method which comprises the steps of photovoltaic solar building lightning protection grounding device construction, photovoltaic solar building lightning protection down-lead installation construction, photovoltaic solar building lightning protection lightning arrester installation construction, photovoltaic solar building lightning protection equipotential connection and installation construction, photovoltaic solar building lightning protection shielding device installation construction, photovoltaic solar building lightning protection integrated wiring installation construction, photovoltaic solar building lightning protection surge protection device installation construction and the like. The photovoltaic solar building lightning protection facility construction method has the advantages of convenient construction and good construction effect. Normal operation of photovoltaic solar buildings is ensured, cost is saved, the use of normal energy is reduced, CO2 emission is reduced, the method plays a very good role in improving the environment and alleviating the contradiction between energy supply and demand, and obvious social benefits are fully showed.

Description

Photovoltaic solar building lightning protection facility construction method
Technical field
The present invention relates to a kind of photovoltaic solar building lightning protection facility construction method.
Background technology
Along with China's photovoltaic solar building rises; but owing to existing a large amount of very active electron ion in photovoltaic solar building body; thereby natural thunder and lightning is favored this very much; miss potter and patronize photovoltaic solar building; photovoltaic solar building is destroyed; damage not only to light glass body and optoelectronic device, light glass body and equipment can not be run well.Damage to photoelectricity building simultaneously, also can make the interior object of photoelectricity buildings and personnel damage.
Summary of the invention
The object of the present invention is to provide a kind of easy construction, effective photovoltaic solar building lightning protection facility construction method.
Technical solution of the present invention is:
A kind of photovoltaic solar building lightning protection facility construction method, is characterized in that: comprise the following steps:
(1) photovoltaic solar building lightning protection earthing device construction:
(1) the foundation soil discharge effect in the construction of photovoltaic solar building lightning protection earthing device is measured: for Accurate Determining photovoltaic solar building lightning protection ground connection soil discharge effect adopts the equidistant four-electrode method of ohmmeter and one-pole method to measure, understand resistivity, soil property, moisture content, mineral matter are carried out to physicochemical analysis simultaneously, determine soil effect electrical effect changing value, and draw discharge effect change curve, for option and installment earth electrode provides foundation;
(2) earth electrode in the construction of photovoltaic solar building lightning protection earthing device is selected and configuration: photovoltaic solar building lightning protection earth electrode Selection and Constitute earth electrode, and its earth electrode configuration is by several Grounding Grids bonded earth electrode that forms in parallel;
(3) channel excavation in photovoltaic solar building lightning protection earthing device: when after type selecting and configuration in photovoltaic solar building lightning protection earthing device, the pre-buried degree of depth of parallel earth electrode, length, width are than earth electrode bottom surface length, the many 10cm of bottom width, groove excavates by the 1:1.25 gradient, the mound of dredging is placed on groove both sides, is convenient to backfill; After excavation, trench bottom surfaces compacting is evened out;
(4) photovoltaic solar building lightning protection earthing device is made: photovoltaic solar building lightning protection earthing device is made up of with parallel earth electrode two parts Grounding Grids, before laying installation, according to designing requirement, select copper material or steel to make, and adopt welding to carry out parallel earth electrode to connect making, carry out equipotential simultaneously and connect;
(5) photovoltaic solar building lightning protection earthing device is installed: photovoltaic solar building lightning protection earthing device is installed, by the groove of perforate in advance, again clear up and then lay parallel earth electrode, keeping parallelism while laying, again Grounding Grids is connected to installation with parallel earth electrode;
(6) photovoltaic solar building lightning protection earthing device is pre-buried: after photovoltaic solar building lightning protection earthing device is installed, first banket pre-buried, and compacting, then lay the pitch that the 5cm of earth resistance rate >=50K Ω is thick within the scope of the 3m of ground connection place after or the thick metalling of 15cm, and establish and answer guardrail or warning sign;
(7) photovoltaic solar building lightning protection earthing device is connected with downlead: first install in junction, Architecture Field ground, and through wire, be then connected with earth electrode;
(2) photovoltaic solar building lightning protection downlead installation: adopt lightning-arrest downlead secretly to apply two kinds of method and lightning-arrest downlead surface methods;
(1) photovoltaic solar building lightning protection downlead secretly applies
(a) first band steel used or round steel are carried out to straightening or stretch with hand hammer etc.;
(b) straightening or the downlead that stretches are transported to infield, draw with building by designing requirement, hang up properly;
(c) lower end of downlead and earth electrode are welded, or good with grounding clamp sub-connection; Along with progressively increasing of building, by downlead bury underground with building in to till roof; As need joint to weld, after welding, knock out coating and brush antirust paint;
(d) while utilizing main muscle to make downlead, find out whole main reinforce positions by designing requirement, paint and carry out mark, design when no requirement (NR) in welding test point apart from outdoor ground 0.5m place, with reinforcing bar progressively series welding be connected to top layer, weld out downlead, the lap of splice is not less than 100mm;
(2) photovoltaic solar building lightning protection downlead surface:
(a) downlead, as being band steel, is placed on the dull and stereotyped upper hand hammer straightening of using; Select vertical bar if any round steel, as be that wire rod is decontroled round steel, carry out cold drawn straight with jack etc.;
(b) downlead of straightening is transported to infield;
(c) progressively fixing downwards from building top, until disconnecting clamp place is installed, as need joint or welding disconnecting clamp, weld, weld rear removing coating, local straightening is also brushed antirust paint;
(d) 2m section on downlead ground is put to protection tube, connect and fix and brush red white oil paint;
(e) with galvanized bolt, disconnecting clamp and earth electrode are connected firmly;
(3) photovoltaic solar building lightning protection arrester installation: the installation of photovoltaic solar building lightning protection arrester is that lightning rod is installed or the guipure of taking shelter from the thunder is installed two kinds of forms;
(1) photovoltaic solar building lightning protection lightning rod is installed
(a) according to drawing requirement in the time that civil engineering is carried out lightning rod foundation construction, pre-buried good anchor bolt;
(b) carry out blanking by required length point upper, middle and lower three joints of the material of designing requirement; If needle point adopts steel pipe manufacturing, first upper joint steel pipe one end is sawn into zigzag, receive and carry out weld seam sharpening, brush tin after point with hand hammer, then by the other end with in, lower two joints look for and directly welding;
(c) bearing steel plate is fixed on pre-buried anchor bolt, weldering lastblock floor, then lightning rod is erected, look for after straight centering, carry out spot welding, then proofreaied and correct other three floors of burn-oning; Finally downlead is welded on base plate, removes coating brush antirust paint;
(2) the lightning-arrest guipure of photovoltaic solar building lightning protection is installed
(a) with structure construction embedded bracket or ironware;
(b) carry out snap the line according to designing requirement, and locate as beginning or end take turn or intersection etc., even span within the scope of 1.5m;
(c) pick cutter with hand hammer, chisel etc., the size in hole is inside and outside consistent, and support before installing waters water in hole;
(d) first fix the upper support in two ends of a straightway cast, then the cast of other supports is carried out in bracing wire;
(e) if adopt concrete bearing, concrete bearing stepping is sequenced; By stretching line between two end supports, then by other bearing mortar levellings;
(f), if parapet is reserved with embedded iron parts, support is directly welded on ironware;
(4) photovoltaic solar building lightning protection equipotential connects installation:
(1) total equipotential terminal box, the construction of local equipotential terminal box: according to design drawing requirement, determine each equipotential terminal box position, as design no requirement (NR), total equipotential terminal box is arranged on electric power incoming line or incoming panel place; Determine behind position, equipotential terminal box is fixed;
(2) bonding conductor construction;
(3) photovoltaic solar electricity glass plate equipotential bonding construction: (a) according to design drawing requirement, by each photovoltaic cell glass lamina membranacea gold innings frame, the reinforcing bar burying in body and collar tie beam reserved in body of wall welds; (b) use Ф zinc-plated garden steel or 25mm × 4mm to do bonding conductor and connect embedded body and light glass sheetmetal frame;
(4) kitchen, defend the construction of equipotential:
(a) in kitchen, toilet, be convenient to detection position local equipotential terminal board is set, terminal board is connected with equipotential bonding main line; In ground, bar-mat reinforcement is communicated with bonding conductor, and in the time that wall is concrete walls, bar-mat reinforcement is also communicated with bonding conductor within the walls; In kitchen, toilet, metal floor drain, downcomer equipment are connected with local equipotential terminal board by bonding conductor; The contact surface wiped clean at anchor ear and tube contacts place when connection, installs rear brush protective paint; Anchor ear internal diameter equals outer diameter tube, and anchor ear size is determined according to duct size; Bonding conductor adopts BV-1 × 4mm 2copper conductor is worn plastic tube in ground or concealed wiring within the walls;
(b) in kitchen, accomodation ground or within the walls dark applying be not less than 25mm × 4mm zinc-coated flat steel sheet and form ring-type; In ground, bar-mat reinforcement is communicated with bonding conductor, in the time that wall is concrete walls, within the walls bar-mat reinforcement also with bonding conductor UNICOM; In kitchen, toilet, the equipment such as metal floor drain, downcomer is communicated with band steel ring by bonding conductor; When connection, the contact surface at anchor ear and tube contacts place must scrape totally, installs rear brush protective paint; Anchor ear internal diameter equals outer diameter tube, and anchor ear size is determined according to duct size; Bonding wire adopts cross section to be not less than the zinc-coated flat steel sheet of 25mm × 4mm;
(5) metal door and window equipotential construction:
(a) according to design drawing position set aside pre-embedded part in post or in collar tie beam, when Designing of Pre-embedded Pieces in Concrete Structures no requirement (NR), adopt area to be greater than the steel plate of 100mm × 100mm, built-in fitting reserved with post angle or collar tie beam in main reinforcement welding;
(b) use ∮ 10 galvanized steel bars or 25mm × 4mm zinc-coated flat steel sheet to do bonding conductor and connect built-in fitting and wear frame, fix the iron plate of aluminum alloy window frame or the iron plate of fixing metal doorframe with steel, connected mode adopts two-sided welding; When employing garden steel welds, the lap of splice is not less than 100mm;
(c) can not directly weld as metal gate & metal window frame time, make the connector of 100mm × 30mm × 30mm, one end adopts and is no less than 2 cover M6 bolts and is connected with metal gate & metal window frame, and the with bolts or direct welding in one end is communicated with bonding conductor;
(d) all connective conductors secretly apply, and behind sash location, before wall face decorating layer or coat of plaster construction, carry out;
(e) when cylinder adopts steel column, one end of bonding conductor is directly welded on steel column;
(5) photovoltaic solar building lightning protection screening arrangement installation
(1) photovoltaic solar building lightning protection lattice canopy shape large space shielding installation
(a) roof arranges lighting cage, and its lightning conduction can adopt 1 × 1m grid, with Φ 15 reinforcing bars be welded into and with body of wall in reinforcing bar print and roll off the production line and connect; (b) body of wall surrounding is buried metal grill underground, protection body of wall light glass body; (c) wire shields room device installation with metal tube threading;
More active between photovoltaic solar system electrical equipment point magnetic field, private mask chamber need be set;
(2) photovoltaic solar building lightning protection private mask is installed installation
(a) removable shielded enclosure is installed, and according to design document, carries out unwrapping wire, Gu point, assembling, installation, anchoring; (b) splicing ear is connected with equipotential connection tape splicing, fills connection request connect according to electricity; (c) door and window filter is installed, and configures qualified door and window and filter according to designing requirement, and then welding is installed;
(6) photovoltaic solar building lightning protection comprehensive wiring installation
(1) photovoltaic solar building lightning protection comprehensive wiring installation, utilizes and calculates the definite installation site of simulation, rules definite on the spot according to the quasi-definite installation site of computer mould; If adopting the dark method of applying only to carry out computer simulation determines;
(2) in the comprehensive wiring of photovoltaic solar building lightning protection, tool frame is installed, the reserved 1.5m of frame and equipment passageway, metope >=0.8m is made at its back side, the horizontal drop of distributing frame base not >=2mm, multiple upright upper and lower two ends≤3mm;
(3) cable configurations in the comprehensive wiring of photovoltaic solar building lightning protection, need to select cable kind, specification according to magnitude of voltage flow, check that measuring cable has or not breakage and the degree of decay, insulated electro resistance, and move towards and be connected to distinguish cable with different colours cable;
(4) line embedding groove in the comprehensive wiring of photovoltaic solar building lightning protection, box,, frame or metal tube lay fixing construction, connect up according to design and simulation drawing and object line trend; As adopt surface directly to lay according to trend, but online peripheral hardware shielded metal pipe, and carry out body of wall by 2m distance and fix; As adopt dark applying in civil engineering, to carry out in body of wall pre-buriedly, and and seal in steel strand wire and give over to for subsequent usely, treat that main body finishes laggard row wiring, photovoltaic solar building lightning protection adopts dark embedding method, and utilizing wall steel bar net to shield, the spool of its dark number is straight fixing in body of wall, is convenient to threading;
(5) electrical connection of photovoltaic solar building lightning protection in connecting up: after cable wiring is fixing, carry out mark in outside, and shutoff outlet, cable is connected with electric equipment, and connection phase place is accurate, is connected firmly;
(7) photovoltaic solar building lightning protection surge protector installation
(1) photovoltaic solar building lightning protection surge protector installation site is confirmed: when surge protector installation site is confirmed, form, standby overcurrent protection position, two ends link position are confirmed to comprise docking;
(2) photovoltaic solar building lightning protection surge protector is installed: when installation, select respective model surge protector according to rated current amount, then according to confirmed position, surge protector is installed;
(3) photovoltaic solar building lightning protection surge protector grounding connection: grounding connection order is that grounding connection equipotential connects, wire connects.
Easy construction of the present invention, construction effect is good.Guarantee the normal operation of photovoltaic solar building, thus cost-saving, reduce the normal energy and use, reduce CO 2discharge, to improving environment, alleviates energy supply and demand contradiction and all can play good effect, is fully showing significantly social benefit.
Below in conjunction with embodiment, the invention will be further described.
Embodiment
A kind of photovoltaic solar building lightning protection facility construction method, comprises the following steps:
(1) photovoltaic solar building lightning protection earthing device construction:
(1) the foundation soil discharge effect in the construction of photovoltaic solar building lightning protection earthing device is measured: for Accurate Determining photovoltaic solar building lightning protection ground connection soil discharge effect adopts the equidistant four-electrode method of ohmmeter and one-pole method to measure, understand resistivity, soil property, moisture content, mineral matter are carried out to physicochemical analysis simultaneously, determine soil effect electrical effect changing value, and draw discharge effect change curve, for option and installment earth electrode provides foundation;
(2) earth electrode in the construction of photovoltaic solar building lightning protection earthing device is selected and configuration: photovoltaic solar building lightning protection earth electrode Selection and Constitute earth electrode, and its earth electrode configuration is by several Grounding Grids bonded earth electrode that forms in parallel;
(3) channel excavation in photovoltaic solar building lightning protection earthing device: when after type selecting and configuration in photovoltaic solar building lightning protection earthing device, the pre-buried degree of depth of parallel earth electrode, length, width are than earth electrode bottom surface length, the many 10cm of bottom width, groove excavates by the 1:1.25 gradient, the mound of dredging is placed on groove both sides, is convenient to backfill; After excavation, trench bottom surfaces compacting is evened out;
(4) photovoltaic solar building lightning protection earthing device is made: photovoltaic solar building lightning protection earthing device is made up of with parallel earth electrode two parts Grounding Grids, before laying installation, according to designing requirement, select copper material or steel to make, and adopt welding to carry out parallel earth electrode to connect making, carry out equipotential simultaneously and connect;
(5) photovoltaic solar building lightning protection earthing device is installed: photovoltaic solar building lightning protection earthing device is installed, by the groove of perforate in advance, again clear up and then lay parallel earth electrode, keeping parallelism while laying, again Grounding Grids is connected to installation with parallel earth electrode;
(6) photovoltaic solar building lightning protection earthing device is pre-buried: after photovoltaic solar building lightning protection earthing device is installed, first banket pre-buried, and compacting, then lay the pitch that the 5cm of earth resistance rate >=50K Ω is thick within the scope of the 3m of ground connection place after or the thick metalling of 15cm, and establish and answer guardrail or warning sign;
(7) photovoltaic solar building lightning protection earthing device is connected with downlead: first install in junction, Architecture Field ground, and through wire, be then connected with earth electrode;
(2) photovoltaic solar building lightning protection downlead installation: adopt lightning-arrest downlead secretly to apply two kinds of method and lightning-arrest downlead surface methods;
(1) photovoltaic solar building lightning protection downlead secretly applies
(a) first band steel used or round steel are carried out to straightening or stretch with hand hammer etc.;
(b) straightening or the downlead that stretches are transported to infield, draw with building by designing requirement, hang up properly;
(c) lower end of downlead and earth electrode are welded, or good with grounding clamp sub-connection; Along with progressively increasing of building, by downlead bury underground with building in to till roof; As need joint to weld, after welding, knock out coating and brush antirust paint;
(d) while utilizing main muscle to make downlead, find out whole main reinforce positions by designing requirement, paint and carry out mark, design when no requirement (NR) in welding test point apart from outdoor ground 0.5m place, with reinforcing bar progressively series welding be connected to top layer, weld out downlead, the lap of splice is not less than 100mm;
(2) photovoltaic solar building lightning protection downlead surface:
(a) downlead, as being band steel, is placed on the dull and stereotyped upper hand hammer straightening of using; Select vertical bar if any round steel, as be that wire rod is decontroled round steel, carry out cold drawn straight with jack etc.;
(b) downlead of straightening is transported to infield;
(c) progressively fixing downwards from building top, until disconnecting clamp place is installed, as need joint or welding disconnecting clamp, weld, weld rear removing coating, local straightening is also brushed antirust paint;
(d) 2m section on downlead ground is put to protection tube, connect and fix and brush red white oil paint;
(e) with galvanized bolt, disconnecting clamp and earth electrode are connected firmly;
(3) photovoltaic solar building lightning protection arrester installation: the installation of photovoltaic solar building lightning protection arrester is that lightning rod is installed or the guipure of taking shelter from the thunder is installed two kinds of forms;
(1) photovoltaic solar building lightning protection lightning rod is installed
(a) according to drawing requirement in the time that civil engineering is carried out lightning rod foundation construction, pre-buried good anchor bolt;
(b) carry out blanking by required length point upper, middle and lower three joints of the material of designing requirement; If needle point adopts steel pipe manufacturing, first upper joint steel pipe one end is sawn into zigzag, receive and carry out weld seam sharpening, brush tin after point with hand hammer, then by the other end with in, lower two joints look for and directly welding;
(c) bearing steel plate is fixed on pre-buried anchor bolt, weldering lastblock floor, then lightning rod is erected, look for after straight centering, carry out spot welding, then proofreaied and correct other three floors of burn-oning; Finally downlead is welded on base plate, removes coating brush antirust paint;
(2) the lightning-arrest guipure of photovoltaic solar building lightning protection is installed
(a) with structure construction embedded bracket or ironware;
(b) carry out snap the line according to designing requirement, and locate as beginning or end take turn or intersection etc., even span within the scope of 1.5m;
(c) pick cutter with hand hammer, chisel etc., the size in hole is inside and outside consistent, and support before installing waters water in hole;
(d) first fix the upper support in two ends of a straightway cast, then the cast of other supports is carried out in bracing wire;
(e) if adopt concrete bearing, concrete bearing stepping is sequenced; By stretching line between two end supports, then by other bearing mortar levellings;
(f), if parapet is reserved with embedded iron parts, support is directly welded on ironware;
(4) photovoltaic solar building lightning protection equipotential connects installation:
(1) total equipotential terminal box, the construction of local equipotential terminal box: according to design drawing requirement, determine each equipotential terminal box position, as design no requirement (NR), total equipotential terminal box is arranged on electric power incoming line or incoming panel place; Determine behind position, equipotential terminal box is fixed;
(2) bonding conductor construction;
(3) photovoltaic solar electricity glass plate equipotential bonding construction: (a) according to design drawing requirement, by each photovoltaic cell glass lamina membranacea gold innings frame, the reinforcing bar burying in body and collar tie beam reserved in body of wall welds; (b) use Ф zinc-plated garden steel or 25mm × 4mm to do bonding conductor and connect embedded body and light glass sheetmetal frame;
(4) kitchen, defend the construction of equipotential:
(a) in kitchen, toilet, be convenient to detection position local equipotential terminal board is set, terminal board is connected with equipotential bonding main line; In ground, bar-mat reinforcement is communicated with bonding conductor, and in the time that wall is concrete walls, bar-mat reinforcement is also communicated with bonding conductor within the walls; In kitchen, toilet, metal floor drain, downcomer equipment are connected with local equipotential terminal board by bonding conductor; The contact surface wiped clean at anchor ear and tube contacts place when connection, installs rear brush protective paint; Anchor ear internal diameter equals outer diameter tube, and anchor ear size is determined according to duct size; Bonding conductor adopts BV-1 × 4mm 2copper conductor is worn plastic tube in ground or concealed wiring within the walls;
(b) in kitchen, accomodation ground or within the walls dark applying be not less than 25mm × 4mm zinc-coated flat steel sheet and form ring-type; In ground, bar-mat reinforcement is communicated with bonding conductor, in the time that wall is concrete walls, within the walls bar-mat reinforcement also with bonding conductor UNICOM; In kitchen, toilet, the equipment such as metal floor drain, downcomer is communicated with band steel ring by bonding conductor; When connection, the contact surface at anchor ear and tube contacts place must scrape totally, installs rear brush protective paint; Anchor ear internal diameter equals outer diameter tube, and anchor ear size is determined according to duct size; Bonding wire adopts cross section to be not less than the zinc-coated flat steel sheet of 25mm × 4mm;
(5) metal door and window equipotential construction:
(a) according to design drawing position set aside pre-embedded part in post or in collar tie beam, when Designing of Pre-embedded Pieces in Concrete Structures no requirement (NR), adopt area to be greater than the steel plate of 100mm × 100mm, built-in fitting reserved with post angle or collar tie beam in main reinforcement welding;
(b) use ∮ 10 galvanized steel bars or 25mm × 4mm zinc-coated flat steel sheet to do bonding conductor and connect built-in fitting and wear frame, fix the iron plate of aluminum alloy window frame or the iron plate of fixing metal doorframe with steel, connected mode adopts two-sided welding; When employing garden steel welds, the lap of splice is not less than 100mm;
(c) can not directly weld as metal gate & metal window frame time, make the connector of 100mm × 30mm × 30mm, one end adopts and is no less than 2 cover M6 bolts and is connected with metal gate & metal window frame, and the with bolts or direct welding in one end is communicated with bonding conductor;
(d) all connective conductors secretly apply, and behind sash location, before wall face decorating layer or coat of plaster construction, carry out;
(e) when cylinder adopts steel column, one end of bonding conductor is directly welded on steel column;
(5) photovoltaic solar building lightning protection screening arrangement installation
(1) photovoltaic solar building lightning protection lattice canopy shape large space shielding installation
(a) roof arranges lighting cage, and its lightning conduction can adopt 1 × 1m grid, with Φ 15 reinforcing bars be welded into and with body of wall in reinforcing bar print and roll off the production line and connect; (b) body of wall surrounding is buried metal grill underground, protection body of wall light glass body; (c) wire shields room device installation with metal tube threading;
More active between photovoltaic solar system electrical equipment point magnetic field, private mask chamber need be set;
(2) photovoltaic solar building lightning protection private mask is installed installation
(a) removable shielded enclosure is installed, and according to design document, carries out unwrapping wire, Gu point, assembling, installation, anchoring; (b) splicing ear is connected with equipotential connection tape splicing, fills connection request connect according to electricity; (c) door and window filter is installed, and configures qualified door and window and filter according to designing requirement, and then welding is installed;
(6) photovoltaic solar building lightning protection comprehensive wiring installation
(1) photovoltaic solar building lightning protection comprehensive wiring installation, utilizes and calculates the definite installation site of simulation, rules definite on the spot according to the quasi-definite installation site of computer mould; If adopting the dark method of applying only to carry out computer simulation determines;
(2) in the comprehensive wiring of photovoltaic solar building lightning protection, tool frame is installed, the reserved 1.5m of frame and equipment passageway, metope >=0.8m is made at its back side, the horizontal drop of distributing frame base not >=2mm, multiple upright upper and lower two ends≤3mm;
(3) cable configurations in the comprehensive wiring of photovoltaic solar building lightning protection, need to select cable kind, specification according to magnitude of voltage flow, check that measuring cable has or not breakage and the degree of decay, insulated electro resistance, and move towards and be connected to distinguish cable with different colours cable;
(4) line embedding groove in the comprehensive wiring of photovoltaic solar building lightning protection, box,, frame or metal tube lay fixing construction, connect up according to design and simulation drawing and object line trend; As adopt surface directly to lay according to trend, but online peripheral hardware shielded metal pipe, and carry out body of wall by 2m distance and fix; As adopt dark applying in civil engineering, to carry out in body of wall pre-buriedly, and and seal in steel strand wire and give over to for subsequent usely, treat that main body finishes laggard row wiring, photovoltaic solar building lightning protection adopts dark embedding method, and utilizing wall steel bar net to shield, the spool of its dark number is straight fixing in body of wall, is convenient to threading;
(5) electrical connection of photovoltaic solar building lightning protection in connecting up: after cable wiring is fixing, carry out mark in outside, and shutoff outlet, cable is connected with electric equipment, and connection phase place is accurate, is connected firmly;
(7) photovoltaic solar building lightning protection surge protector installation
(1) photovoltaic solar building lightning protection surge protector installation site is confirmed: when surge protector installation site is confirmed, form, standby overcurrent protection position, two ends link position are confirmed to comprise docking;
(2) photovoltaic solar building lightning protection surge protector is installed: when installation, select respective model surge protector according to rated current amount, then according to confirmed position, surge protector is installed;
(3) photovoltaic solar building lightning protection surge protector grounding connection: grounding connection order is that grounding connection equipotential connects, wire connects.

Claims (1)

1. a photovoltaic solar building lightning protection facility construction method, is characterized in that: comprise the following steps:
(1) photovoltaic solar building lightning protection earthing device construction:
(1) the foundation soil discharge effect in the construction of photovoltaic solar building lightning protection earthing device is measured: for Accurate Determining photovoltaic solar building lightning protection ground connection soil discharge effect adopts the equidistant four-electrode method of ohmmeter and one-pole method to measure, understand resistivity, soil property, moisture content, mineral matter are carried out to physicochemical analysis simultaneously, determine soil effect electrical effect changing value, and draw discharge effect change curve, for option and installment earth electrode provides foundation;
(2) earth electrode in the construction of photovoltaic solar building lightning protection earthing device is selected and configuration: photovoltaic solar building lightning protection earth electrode Selection and Constitute earth electrode, and its earth electrode configuration is by several Grounding Grids bonded earth electrode that forms in parallel;
(3) channel excavation in photovoltaic solar building lightning protection earthing device: when after type selecting and configuration in photovoltaic solar building lightning protection earthing device, the pre-buried degree of depth of parallel earth electrode, length, width are than earth electrode bottom surface length, the many 10cm of bottom width, groove excavates by the 1:1.25 gradient, the mound of dredging is placed on groove both sides, is convenient to backfill; After excavation, trench bottom surfaces compacting is evened out;
(4) photovoltaic solar building lightning protection earthing device is made: photovoltaic solar building lightning protection earthing device is made up of with parallel earth electrode two parts Grounding Grids, before laying installation, according to designing requirement, select copper material or steel to make, and adopt welding to carry out parallel earth electrode to connect making, carry out equipotential simultaneously and connect;
(5) photovoltaic solar building lightning protection earthing device is installed: photovoltaic solar building lightning protection earthing device is installed, by the groove of perforate in advance, again clear up and then lay parallel earth electrode, keeping parallelism while laying, again Grounding Grids is connected to installation with parallel earth electrode;
(6) photovoltaic solar building lightning protection earthing device is pre-buried: after photovoltaic solar building lightning protection earthing device is installed, first banket pre-buried, and compacting, then lay the pitch that the 5cm of earth resistance rate >=50K Ω is thick within the scope of the 3m of ground connection place after or the thick metalling of 15cm, and establish and answer guardrail or warning sign;
(7) photovoltaic solar building lightning protection earthing device is connected with downlead: first install in junction, Architecture Field ground, and through wire, be then connected with earth electrode;
(2) photovoltaic solar building lightning protection downlead installation: adopt lightning-arrest downlead secretly to apply two kinds of method and lightning-arrest downlead surface methods;
(1) photovoltaic solar building lightning protection downlead secretly applies
(a) first band steel used or round steel are carried out to straightening or stretch with hand hammer etc.;
(b) straightening or the downlead that stretches are transported to infield, draw with building by designing requirement, hang up properly;
(c) lower end of downlead and earth electrode are welded, or good with grounding clamp sub-connection; Along with progressively increasing of building, by downlead bury underground with building in to till roof; As need joint to weld, after welding, knock out coating and brush antirust paint;
(d) while utilizing main muscle to make downlead, find out whole main reinforce positions by designing requirement, paint and carry out mark, design when no requirement (NR) in welding test point apart from outdoor ground 0.5m place, with reinforcing bar progressively series welding be connected to top layer, weld out downlead, the lap of splice is not less than 100mm;
(2) photovoltaic solar building lightning protection downlead surface:
(a) downlead, as being band steel, is placed on the dull and stereotyped upper hand hammer straightening of using; Select vertical bar if any round steel, as be that wire rod is decontroled round steel, carry out cold drawn straight with jack etc.;
(b) downlead of straightening is transported to infield;
(c) progressively fixing downwards from building top, until disconnecting clamp place is installed, as need joint or welding disconnecting clamp, weld, weld rear removing coating, local straightening is also brushed antirust paint;
(d) 2m section on downlead ground is put to protection tube, connect and fix and brush red white oil paint;
(e) with galvanized bolt, disconnecting clamp and earth electrode are connected firmly;
(3) photovoltaic solar building lightning protection arrester installation: the installation of photovoltaic solar building lightning protection arrester is that lightning rod is installed or the guipure of taking shelter from the thunder is installed two kinds of forms;
(1) photovoltaic solar building lightning protection lightning rod is installed
(a) according to drawing requirement in the time that civil engineering is carried out lightning rod foundation construction, pre-buried good anchor bolt;
(b) carry out blanking by required length point upper, middle and lower three joints of the material of designing requirement; If needle point adopts steel pipe manufacturing, first upper joint steel pipe one end is sawn into zigzag, receive and carry out weld seam sharpening, brush tin after point with hand hammer, then by the other end with in, lower two joints look for and directly welding;
(c) bearing steel plate is fixed on pre-buried anchor bolt, weldering lastblock floor, then lightning rod is erected, look for after straight centering, carry out spot welding, then proofreaied and correct other three floors of burn-oning; Finally downlead is welded on base plate, removes coating brush antirust paint;
(2) the lightning-arrest guipure of photovoltaic solar building lightning protection is installed
(a) with structure construction embedded bracket or ironware;
(b) carry out snap the line according to designing requirement, and locate as beginning or end take turn or intersection etc., even span within the scope of 1.5m;
(c) pick cutter with hand hammer, chisel etc., the size in hole is inside and outside consistent, and support before installing waters water in hole;
(d) first fix the upper support in two ends of a straightway cast, then the cast of other supports is carried out in bracing wire;
(e) if adopt concrete bearing, concrete bearing stepping is sequenced; By stretching line between two end supports, then by other bearing mortar levellings;
(f), if parapet is reserved with embedded iron parts, support is directly welded on ironware;
(4) photovoltaic solar building lightning protection equipotential connects installation:
(1) total equipotential terminal box, the construction of local equipotential terminal box: according to design drawing requirement, determine each equipotential terminal box position, as design no requirement (NR), total equipotential terminal box is arranged on electric power incoming line or incoming panel place; Determine behind position, equipotential terminal box is fixed;
(2) bonding conductor construction;
(3) photovoltaic solar electricity glass plate equipotential bonding construction: (a) according to design drawing requirement, by each photovoltaic cell glass lamina membranacea gold innings frame, the reinforcing bar burying in body and collar tie beam reserved in body of wall welds; (b) use Ф zinc-plated garden steel or 25mm × 4mm to do bonding conductor and connect embedded body and light glass sheetmetal frame;
(4) kitchen, defend the construction of equipotential:
(a) in kitchen, toilet, be convenient to detection position local equipotential terminal board is set, terminal board is connected with equipotential bonding main line; In ground, bar-mat reinforcement is communicated with bonding conductor, and in the time that wall is concrete walls, bar-mat reinforcement is also communicated with bonding conductor within the walls; In kitchen, toilet, metal floor drain, downcomer equipment are connected with local equipotential terminal board by bonding conductor; The contact surface wiped clean at anchor ear and tube contacts place when connection, installs rear brush protective paint; Anchor ear internal diameter equals outer diameter tube, and anchor ear size is determined according to duct size; Bonding conductor adopts BV-1 × 4mm 2copper conductor is worn plastic tube in ground or concealed wiring within the walls;
(b) in kitchen, accomodation ground or within the walls dark applying be not less than 25mm × 4mm zinc-coated flat steel sheet and form ring-type; In ground, bar-mat reinforcement is communicated with bonding conductor, in the time that wall is concrete walls, within the walls bar-mat reinforcement also with bonding conductor UNICOM; In kitchen, toilet, the equipment such as metal floor drain, downcomer is communicated with band steel ring by bonding conductor; When connection, the contact surface at anchor ear and tube contacts place must scrape totally, installs rear brush protective paint; Anchor ear internal diameter equals outer diameter tube, and anchor ear size is determined according to duct size; Bonding wire adopts cross section to be not less than the zinc-coated flat steel sheet of 25mm × 4mm;
(5) metal door and window equipotential construction:
(a) according to design drawing position set aside pre-embedded part in post or in collar tie beam, when Designing of Pre-embedded Pieces in Concrete Structures no requirement (NR), adopt area to be greater than the steel plate of 100mm × 100mm, built-in fitting reserved with post angle or collar tie beam in main reinforcement welding;
(b) use ∮ 10 galvanized steel bars or 25mm × 4mm zinc-coated flat steel sheet to do bonding conductor and connect built-in fitting and wear frame, fix the iron plate of aluminum alloy window frame or the iron plate of fixing metal doorframe with steel, connected mode adopts two-sided welding; When employing garden steel welds, the lap of splice is not less than 100mm;
(c) can not directly weld as metal gate & metal window frame time, make the connector of 100mm × 30mm × 30mm, one end adopts and is no less than 2 cover M6 bolts and is connected with metal gate & metal window frame, and the with bolts or direct welding in one end is communicated with bonding conductor;
(d) all connective conductors secretly apply, and behind sash location, before wall face decorating layer or coat of plaster construction, carry out;
(e) when cylinder adopts steel column, one end of bonding conductor is directly welded on steel column;
(5) photovoltaic solar building lightning protection screening arrangement installation
(1) photovoltaic solar building lightning protection lattice canopy shape large space shielding installation
(a) roof arranges lighting cage, and its lightning conduction can adopt 1 × 1m grid, with Φ 15 reinforcing bars be welded into and with body of wall in reinforcing bar print and roll off the production line and connect; (b) body of wall surrounding is buried metal grill underground, protection body of wall light glass body; (c) wire shields room device installation with metal tube threading;
More active between photovoltaic solar system electrical equipment point magnetic field, private mask chamber need be set;
(2) photovoltaic solar building lightning protection private mask is installed installation
(a) removable shielded enclosure is installed, and according to design document, carries out unwrapping wire, Gu point, assembling, installation, anchoring; (b) splicing ear is connected with equipotential connection tape splicing, fills connection request connect according to electricity; (c) door and window filter is installed, and configures qualified door and window and filter according to designing requirement, and then welding is installed;
(6) photovoltaic solar building lightning protection comprehensive wiring installation
(1) photovoltaic solar building lightning protection comprehensive wiring installation, utilizes and calculates the definite installation site of simulation, rules definite on the spot according to the quasi-definite installation site of computer mould; If adopting the dark method of applying only to carry out computer simulation determines;
(2) in the comprehensive wiring of photovoltaic solar building lightning protection, tool frame is installed, the reserved 1.5m of frame and equipment passageway, metope >=0.8m is made at its back side, the horizontal drop of distributing frame base not >=2mm, multiple upright upper and lower two ends≤3mm;
(3) cable configurations in the comprehensive wiring of photovoltaic solar building lightning protection, need to select cable kind, specification according to magnitude of voltage flow, check that measuring cable has or not breakage and the degree of decay, insulated electro resistance, and move towards and be connected to distinguish cable with different colours cable;
(4) line embedding groove in the comprehensive wiring of photovoltaic solar building lightning protection, box,, frame or metal tube lay fixing construction, connect up according to design and simulation drawing and object line trend; As adopt surface directly to lay according to trend, but online peripheral hardware shielded metal pipe, and carry out body of wall by 2m distance and fix; As adopt dark applying in civil engineering, to carry out in body of wall pre-buriedly, and and seal in steel strand wire and give over to for subsequent usely, treat that main body finishes laggard row wiring, photovoltaic solar building lightning protection adopts dark embedding method, and utilizing wall steel bar net to shield, the spool of its dark number is straight fixing in body of wall, is convenient to threading;
(5) electrical connection of photovoltaic solar building lightning protection in connecting up: after cable wiring is fixing, carry out mark in outside, and shutoff outlet, cable is connected with electric equipment, and connection phase place is accurate, is connected firmly;
(7) photovoltaic solar building lightning protection surge protector installation
(1) photovoltaic solar building lightning protection surge protector installation site is confirmed: when surge protector installation site is confirmed, form, standby overcurrent protection position, two ends link position are confirmed to comprise docking;
(2) photovoltaic solar building lightning protection surge protector is installed: when installation, select respective model surge protector according to rated current amount, then according to confirmed position, surge protector is installed;
(3) photovoltaic solar building lightning protection surge protector grounding connection: grounding connection order is that grounding connection equipotential connects, wire connects.
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CN104533111A (en) * 2015-01-14 2015-04-22 天津市滨海帅鑫科技发展有限公司 Relaxation system nearby fitness equipment and inside fitness site
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CN106251911B (en) * 2016-07-22 2018-07-27 葛加君 The method of building intelligence system multidigit pre-control electromagnetism Leibo interference
CN108683959A (en) * 2018-06-07 2018-10-19 武汉鑫科信科技有限公司 A kind of building intellectualization comprehensive wiring system

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