CN217335026U

CN217335026U - Roof distributed photovoltaic power station lightning arrester

Info

Publication number: CN217335026U
Application number: CN202220180588.3U
Authority: CN
Inventors: 宋卫; 印慧丹
Original assignee: Nantong Infisolar Co ltd
Current assignee: Nantong Infisolar Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-08-30
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses a roof distributing type photovoltaic power plant lightning arrester in calamity prevention technical field, including insulating base, insulating base's top sets up the lightning rod, the outer wall that the lightning rod is close to insulating base one end sets up well cavity ring, well cavity ring is including electrically conductive inlayer and insulating skin, electrically conductive inlayer sets up in insulating outer inner wall, well cavity ring top runs through with the bottom and sets up well cavity, lightning rod and well cavity through connection, the inner wall of well cavity ring evenly is provided with a plurality of connecting rods, the one end that well cavity ring was kept away from to a plurality of connecting rods all with the outer wall fixed connection of lightning rod, insulating base's one end sets up the earth connection. This device is simple to use, only needs to install it near photovoltaic power generation device, can realize the lightning-arrest operation to photovoltaic power generation device, and simultaneously when lightning-arrest, the damage that causes photovoltaic power generation device of reasons such as reducible lightning rod is electrically conductive to avoiding the rainwater, can be when thunderstorm weather, effectively protect photovoltaic power generation device can not be struck by the lightning.

Description

Roof distributed photovoltaic power station lightning arrester

Technical Field

The utility model relates to a calamity prevention technical field specifically is roof distributing type photovoltaic power plant lightning arrester.

Background

Lightning rod, also known as lightning rod, is used to protect buildings, tall trees etc. from lightning strike device. The top end of the protected object is provided with a lightning receptor which is connected with a drainage ground net buried underground by a lead wire meeting the specification. The lightning rod specifications must meet national standards, and the lightning rod height specifications required for each lightning protection category are different.

It distorts the ground electric field as the thundercloud discharge approaches the ground. A space with concentrated local electric field is formed at the top end of the lightning rod to influence the development direction of lightning leading discharge, so that lightning is guided to discharge to the lightning rod, and then lightning current is introduced into the ground through the grounding down conductor and the grounding device, so that the protected object is prevented from being struck by lightning.

Near roof photovoltaic power plant workplace also need install lightning arrester and take shelter from thunder to photovoltaic power generation device lightning protection, and current lightning arrester mostly is single lightning rod and takes shelter from thunder, and when the lightning hit the lightning rod, the lightning rod attracted the thunder and lightning and with its earth connection, through the leading-in underground dissipation of the thunder and lightning of earth connection with the thunderbolt. And single conducting pin when taking shelter from the thunder, when the lightning hit the lightning rod, the lightning rod attracts great thunder and connects and draws, and near the lightning rod can also have free electric charge, and these electric charges still can form the damage to photovoltaic power generation device, single lightning rod is directly connected with the roof simultaneously, and when taking place the thunderbolt, mostly be rainy day, there is the rainwater on the roof this moment, also lead to on the electric conduction to the photovoltaic power generation device of thunderbolt easily, cause photovoltaic power generation device's damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roof distributing type photovoltaic power plant lightning arrester to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: roof distributing type photovoltaic power plant lightning arrester, including insulator foot, insulator foot's top sets up the lightning rod, the outer wall that the lightning rod is close to insulator foot one end sets up well cavity ring, well cavity ring is including electrically conductive inlayer and insulating skin, electrically conductive inlayer sets up in insulating outer inner wall, well cavity ring top runs through with the bottom and sets up well cavity, the lightning rod is connected with well cavity through-going, the inner wall of well cavity ring evenly is provided with a plurality of connecting rods, and is a plurality of the connecting rod is kept away from the one end of well cavity ring and all is connected with the outer wall fixed connection of lightning rod, insulator foot's one end sets up the earth connection, and wherein insulating skin makes for insulator foot, and the one end that insulator foot was kept away from to the earth connection inserts underground.

As a further aspect of the present invention: the lightning rod is characterized in that a top groove is formed in the top end of the insulating base, an inner cavity is formed in the bottom end, located on the top groove, of the insulating base, the top end of the inner cavity is in penetrating connection with the top groove, a conductive block is arranged on the inner wall of the inner cavity, and lightning hitting the lightning rod is guided into a ground wire through the conductive block.

As a further aspect of the present invention: the spread groove is seted up at the top of conducting block, the bottom and the top groove through connection of lightning rod, the lightning rod passes through the bottom and peg graft with the spread groove in top groove, connects spacingly through top groove and spread groove to the lightning rod.

As a further aspect of the present invention: the lightning protection device comprises an insulating base, a conductive block and a lightning rod, wherein the insulating base is provided with a wiring groove, the grounding wire is arranged in the wiring groove, one end, penetrating through the wiring groove, of the grounding wire is electrically connected with the conductive block, a connection space of the grounding wire is provided through the wiring groove, and then the lightning hitting the lightning rod is connected into the ground through the grounding wire and the conductive block to be dissipated.

As a further aspect of the present invention: the ground wire is connected with the fixed block in a penetrating manner and is limited by the fixed block.

As a further aspect of the present invention: the top of fixed block is solid fixed ring, gu fixed ring's inner wall sets up the fixed slot, the earth connection sets up in the fixed slot, gu the both sides of fixed ring bottom all set up the bottom, two the bottom that both sides were kept away from each other to the bottom all sets up the connecting block, two the top of connecting block evenly sets up a plurality of connecting bolt, can connect spacingly to the fixed block through connecting bolt, and then carries on spacingly to the earth connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, provide support and installation space through insulating base, attract hitting the thunder and lightning of installing the photovoltaic power generation device roof through the lightning rod in thunderstorm days, and then will hit the thunder and lightning of lightning rod through the conducting block, conduction to earth connection, the thunder and lightning that will hit the lightning rod through the earth connection inserts the ground and dissipates, and simultaneously, when the lightning rod is hit to the lightning rod, attract near the floating electric charge of lightning rod through electrically conductive inlayer and a plurality of connecting rod, avoid free electric charge to cause the damage to photovoltaic power generation device, when hitting the lightning rod in thunderstorm days thunder and lightning simultaneously, the lightning that hits the lightning rod directly transmits to the underground through the electric installation in the insulating base, can not guide to photovoltaic power generation device department because of the thunder and lightning that the lightning rod will hit the lightning rod because of the rainwater reason. This device is simple to use, only needs to install it near photovoltaic power generation device, can realize the lightning-arrest operation to photovoltaic power generation device, and simultaneously when lightning-arrest, the damage that causes photovoltaic power generation device to reasons such as the rainwater is electrically conductive is avoided to the free electric charge near reducible lightning rod, can be when thunderstorm weather, effectively protect photovoltaic power generation device can not be struck by lightning.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention;

fig. 5 is an enlarged schematic view of the structure of the middle fixing block of the present invention.

In the figure: 1. an insulating base; 101. a top groove; 102. an inner cavity; 103. a conductive block; 104. connecting grooves; 105. A wiring slot; 2. a lightning rod; 3. a hollow ring; 301. an insulating outer layer; 302. a conductive inner layer; 4. a connecting rod; 5. a hollow cavity; 6. a ground line; 7. a fixed block; 701. a bottom block; 702. connecting blocks; 703. a connecting bolt; 704. a fixing ring; 705. and fixing the grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-5, in the embodiment of the utility model, roof distributed photovoltaic power plant lightning arrester, including insulator foot 1, insulator foot 1's top sets up lightning rod 2, the outer wall that lightning rod 2 is close to 1 one end of insulator foot sets up well hollow ring 3, well hollow ring 3 includes electrically conductive inlayer 302 and insulating outer 301, electrically conductive inlayer 302 sets up in insulating outer 301's inner wall, well cavity 5 is seted up with the bottom through cavity in 3 tops of well hollow ring, lightning rod 2 and well cavity 5 through connection, the inner wall of well hollow ring 3 evenly is provided with a plurality of connecting rods 4, the one end that well hollow ring 3 was kept away from to a plurality of connecting rods 4 all with the outer wall fixed connection of lightning rod 2, insulator foot 1's one end sets up earth connection 6, wherein insulating outer 301 makes for insulator foot, the one end that insulator foot 1 was kept away from to earth connection 6 inserts underground.

Wherein, top groove 101 has been seted up on insulating base 1 top, and insulating base 1 is located the bottom in top groove 101 and has seted up inner chamber 102, and the top groove 101 through connection of inner chamber 102 set up conducting block 103 on the inner wall of inner chamber 102, will hit the leading-in earth connection 6 of thunder and lightning of lightning rod 2 through conducting block 103.

Connecting groove 104 is seted up at the top of conducting block 103, and the bottom and the top groove 101 through connection of lightning rod 2, the bottom that lightning rod 2 runs through top groove 101 is pegged graft with connecting groove 104, connects spacingly through top groove 101 and connecting groove 104 to lightning rod 2.

The end of the insulating base 1 close to the grounding wire 6 is provided with a wiring groove 105, the grounding wire 6 is arranged in the wiring groove 105, one end of the grounding wire 6 penetrating through the wiring groove 105 is electrically connected with the conductive block 103, a connection space of the grounding wire 6 is provided through the wiring groove 105, and then the thunder hitting the lightning rod 2 is connected to the ground through the grounding wire 6 and the conductive block 103 to be dissipated.

The outer wall of one end, far away from the insulating base 1, of the grounding wire 6 is provided with a fixing block 7, the grounding wire 6 is in through connection with the fixing block 7, and the grounding wire 6 is connected and limited through the fixing block 7.

The top of fixed block 7 is for solid fixed ring 704, and the inner wall of solid fixed ring 704 sets up fixed slot 705, and earth connection 6 sets up in fixed slot 705, and the both sides of solid fixed ring 704 bottom all set up bottom block 701, and the bottom of keeping away from both sides each other of two bottom blocks 701 all sets up connecting block 702, and the top of two connecting block 702 evenly sets up a plurality of connecting bolt 703, can connect fixed block 7 spacing through connecting bolt 703, and then carry on spacingly to earth connection 6.

The utility model discloses a theory of operation is: when the device is used for lightning protection of the photovoltaic power generation device on the roof, the device is only required to be installed on the roof of the photovoltaic power generation device, the insulating base 1 is installed at a proper position, then the grounding wire 6 is wired according to a required circuit, the grounding wire 6 is limited through the fixing block 7, and then one end, far away from the insulating base 1, of the grounding wire 6 is connected into the underground. When thunderbolt takes place in thunderstorm weather, attract the thunder and lightning through lightning rod 2, and then the leading-in underground of thunder and lightning that will concentrate lightning rod 2 through conducting block 103 and earth connection 6, attract near the free electric charge of lightning rod 2 through electrically conductive inlayer 302 and a plurality of connecting rod 4 simultaneously, avoid free electric charge to lead to the fact the damage to photovoltaic power generation device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Roof distributing type photovoltaic power plant lightning arrester, including insulator foot (1), its characterized in that: the top of insulator foot (1) sets up lightning rod (2), the outer wall that lightning rod (2) is close to insulator foot (1) one end sets up cavity ring (3), cavity ring (3) are including electrically conductive inlayer (302) and insulating outer layer (301), electrically conductive inlayer (302) set up in the inner wall of insulating outer layer (301), cavity ring (3) top is run through with the bottom and is seted up cavity (5), lightning rod (2) and cavity (5) through connection, the inner wall of cavity ring (3) evenly is provided with a plurality of connecting rods (4), and is a plurality of the one end that cavity ring (3) were kept away from in connecting rod (4) all with the outer wall fixed connection of lightning rod (2), the one end of insulator foot (1) sets up earth connection (6).

2. The rooftop distributed photovoltaic power plant lightning protection device of claim 1, wherein: a top groove (101) is formed in the top end of the insulating base (1), an inner cavity (102) is formed in the bottom end, located in the top groove (101), of the insulating base (1), the top end of the inner cavity (102) is in penetrating connection with the top groove (101), and a conductive block (103) is arranged on the inner wall of the inner cavity (102).

3. The rooftop distributed photovoltaic power plant lightning protection device of claim 2, wherein: connecting groove (104) are seted up at the top of conducting block (103), the bottom and top groove (101) through connection of lightning rod (2), lightning rod (2) run through the bottom and the connecting groove (104) of top groove (101) are pegged graft.

4. The rooftop distributed photovoltaic power plant lightning protection device of claim 1, wherein: a wiring groove (105) is formed in one end, close to a grounding wire (6), of the insulating base (1), the grounding wire (6) is arranged in the wiring groove (105), and one end, penetrating through the wiring groove (105), of the grounding wire (6) is electrically connected with the conductive block (103).

5. The rooftop distributed photovoltaic power plant lightning protection device of claim 1, wherein: the one end outer wall that insulating base (1) was kept away from in earth connection (6) sets up fixed block (7), earth connection (6) and fixed block (7) through connection.

6. The rooftop distributed photovoltaic power plant lightning protection device of claim 5, wherein: the top of fixed block (7) is fixed ring (704), the inner wall of fixed ring (704) sets up fixed slot (705), earth connection (6) set up in fixed slot (705), the both sides of fixed ring (704) bottom all set up end piece (701), two the bottom of keeping away from both sides each other in end piece (701) all sets up connecting block (702), two the top of connecting block (702) evenly sets up a plurality of connecting bolt (703).