CN217741311U

CN217741311U - Building lightning protection device

Info

Publication number: CN217741311U
Application number: CN202220189018.0U
Authority: CN
Inventors: 应达; 朱彪; 李丹
Original assignee: Fujian Institute Of Meteorological Sciences
Current assignee: Fujian Institute Of Meteorological Sciences
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-11-04
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses a building lightning protection device, including arrester, downlead and protecting box, the fixed grafting in bottom of arrester is in the protecting box, the upper end of downlead is located in the protecting box, the protecting box in-connection has the keysets, the keysets with downlead fixed connection, be fixed with a plurality of condoms on the keysets, the bottom of arrester can be dismantled and be connected with the flow distribution plate, be connected with a plurality of conductive posts on the flow distribution plate, conductive post with the condoms adaptation connection is electrically conductive, the lower extreme of downlead is connected with earthing device, be connected with surge protector and detection case on the downlead. The utility model discloses simple structure, it is convenient to change, and is efficient.

Description

Building lightning protection device

Technical Field

The utility model relates to a lightning protection device technical field, concretely relates to building lightning protection device.

Background

The lightning protection device of a building is divided into an external lightning protection device and an internal lightning protection device, wherein the external lightning protection device consists of a lightning receptor, a down conductor and a grounding device. The lightning receptor is a metal object for receiving lightning, guides the lightning to the lightning receptor by utilizing the protruding position of the lightning receptor higher than the protected object, and then discharges the lightning current into the ground through a down conductor and a grounding device, thereby protecting the protected object from the lightning strike.

In order to prolong the service life of the lightning protection device, the lower end of the lightning arrester can be connected with a plurality of downleads, and the lightning arrester needs to be tested through various harsh meteorology throughout the year, which leads to the lightning arrester to be rusty and rotten easily, the lightning arrester rusts and rots and can lead to the lightning protection function decline of the lightning protection device or even become invalid, therefore, the lightning protection device needs to be inspected regularly and the lightning arrester is changed, because the lightning arrester is connected with a plurality of downleads, consequently, the lightning arrester needs to be separated from a plurality of downleads when being changed, and when being connected one by one with the lightning arrester and the downlead, along with the increase of the number of the downleads, the change of the lightning arrester can be led slowly.

Therefore, how to provide a building lightning protection device with convenient replacement and use is an urgent problem to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a building lightning protection device dismantles and changes the convenience.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a building lightning protection device, is including connecing sudden strain of a muscle ware, downlead and protective housing, the fixed grafting in bottom of connecing sudden strain of a muscle ware is in the protective housing, the upper end of downlead is located in the protective housing, the protective housing in-connection has the keyset, the keyset with downlead fixed connection, be fixed with a plurality of electrically conductive covers on the keyset, the bottom of connecing sudden strain of a muscle ware can be dismantled and be connected with the flow distribution plate, be connected with a plurality of electrically conductive posts on the flow distribution plate, electrically conductive post with electrically conductive cover adaptation connection is electrically conductive, the lower extreme of downlead is connected with earthing device, be connected with surge protector and detection case on the downlead.

The beneficial effects of the utility model are that: the bottom of arrester is located and has connected the flow distribution plate in the protecting box, there are a plurality of electric conduction posts on the flow distribution plate, the keysets is connected with the downlead, be connected with a plurality of electric conduction cover on the keysets, only need with the flow distribution plate lead the electric conduction post insert in the electric conduction cover of keysets can, thereby the connected mode of downlead and arrester has been simplified, and then make things convenient for the quick installation of arrester, traditional lightning protection device is when installing the arrester, still need the manual work to support the arrester, in this device, when installing the arrester, peg graft the arrester in the protecting box, can stabilize the arrester through the protecting box, afterwards fix the arrester can, and then made things convenient for the installation of arrester.

Preferably, the flow distribution plate comprises a ring plate and a plurality of groups of strip plates, the plurality of groups of strip plates are uniformly and fixedly connected to the outer peripheral side of the ring plate, and the conductive posts are hinged to one ends, far away from the ring plate, of the strip plates.

Preferably, the center circle hole of annular plate is the locking cover hole, the bottom edge of arrester is equipped with screw thread portion, threaded connection has the lock sleeve on the screw thread portion, the top edge ring of lock sleeve is equipped with the butt flange, the periphery side adaptation of lock sleeve is located the lock sleeve is downthehole, the butt flange with the annular plate butt is spacing.

Preferably, the adapter plate comprises an insulating plate and a plurality of groups of tapping plates, the tapping plates are uniformly fixed on the periphery of the insulating plate, bolt holes are formed in the insulating plate, bolts are connected in the bolt holes and fixed with the bottom wall of the inner cavity of the protective box, and the conductive sleeve is fixedly connected to the tapping plates.

Preferably, a shunt line is arranged on the inner side of the grounding device and fixedly connected with the down conductor.

Preferably, the outside cover of arrester is equipped with the waterproof board, the bottom of waterproof board with the top fixed sealing connection of protective housing.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of a lightning protection device for a building according to the present invention;

FIG. 2 is a schematic view of a locking sleeve of the lightning protection device for buildings according to the present invention;

FIG. 3 is a schematic view of a splitter plate of the lightning protection device for a building according to the present invention;

fig. 4 is the utility model discloses a building lightning protection device's keysets schematic diagram.

The lightning arrester comprises a lightning arrester body 1, a splitter plate 2, a ring plate 21, a conductive column 22, a strip plate 23, a locking sleeve hole 24, a locking sleeve 3, an abutting flange 31, an adapter plate 4, an insulating plate 41, a splitting plate 42, a conductive sleeve 43, a protection box 5, a waterproof plate 6, a down lead 7, a surge protector 8, a detection box 9, a grounding device 10 and a shunt line 11.

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.

Referring to the utility model discloses attached drawing 1 to 4, according to the utility model discloses a building lightning protection device, including arrester 1, downlead 7 and protecting box 5, the fixed grafting in protecting box 5 in bottom of arrester 1, the upper end of downlead 7 is located in protecting box 5, there is keysets 4 in the protecting box 5 internal connection,

keysets

4 and 7 fixed connection downlead, be fixed with a plurality of conductive sleeves 43 on the keysets 4, the bottom of arrester 1 can be dismantled and be connected with flow distribution plate 2, be connected with a plurality of conductive posts 22 on the flow distribution plate 2, it is electrically conductive with conductive sleeve 43 adapter coupling to lead electrical post 22, the lower extreme of downlead 7 is connected with earthing device 10, be connected with surge protector 8 and detection case 9 on the downlead 7.

The quantity of tapping board 42 is the same with the quantity of downlead 7, and every tapping board 42's the other end all is connected with a downlead 7, and tapping board 42's upside is provided with conducting sleeve 43, and the lower extreme of arrester 1 stretches into the inboard of protective housing 5 and its outer end activity cover is equipped with flow distribution plate 2, can also fix arrester 1 through protective housing 5, and then avoids arrester 1 to rock. The number of conductive posts 22 is the same as the number of conductive sleeves 43.

Specifically, the splitter plate 2 includes an annular plate 21 and strip plates 23, the strip plates 23 are multiple groups, and are uniformly and fixedly connected to the outer peripheral side of the annular plate 21, and the conductive column 22 is hinged to one end of the strip plate 23 away from the annular plate 21.

In other embodiments, the central ring hole of the annular plate 22 is a locking sleeve hole 24, the bottom edge of the lightning receptor 1 is provided with a threaded portion, the threaded portion is connected with the locking sleeve 3 in a threaded manner, the top edge of the locking sleeve 3 is annularly provided with an abutting flange 31, the outer peripheral side of the locking sleeve 3 is adapted to be located in the locking sleeve hole 24, and the abutting flange 31 abuts against and is limited by the annular plate 21. When the locking sleeve is screwed, the splitter plate and the insulating plate are pressed tightly under the action of the abutting flange, and the tight joint of the conductive column and the conductive sleeve is ensured. Through screwing up the lock sleeve 3, the flow distribution plate 2 can be extruded downwards by the lock sleeve 3, and then the flow distribution plate 2 is fixed, the other end of the down lead 7 is connected with the grounding device 10, and the grounding device 10 is buried underground.

In other embodiments, the adaptor plate 4 includes an insulating plate 41 and a plurality of tapping plates 42, the tapping plates 42 are uniformly fixed on the outer periphery of the insulating plate 41, bolt holes are formed on the insulating plate 41, bolts are connected in the bolt holes and fixed with the bottom wall of the inner cavity of the protective box 5, and the conductive sleeve 43 is fixedly connected to the tapping plates 42.

Strip shaped plate 23 and leading electrical pillar 22 to have certain frictional force, it just can rotate to lead electrical pillar 22 through exerting external force, after inserting flash arrester 1 into the inner chamber of protecting box 5, the distance between lower extreme of flash arrester 1 and the tapping board 42 is nearer, can rotate this moment and lead electrical pillar 22, it is parallel with strip shaped plate 23 to make to lead electrical pillar 22, and then conveniently overlaps the outside of flash arrester 1 with diverter plate 2, rotatory conductive pillar 22 afterwards, it is perpendicular with strip shaped plate 23 to make it, it can in the electrically conductive cover to insert conductive electrical pillar 22 at last.

In other embodiments, the inner side of the grounding device 10 is provided with a shunt line 11, and the shunt line 11 is fixedly connected with the down conductor 7. The number of the shunt lines 11 is plural, and the plurality of shunt lines 11 are dispersed to four sides, and the current is dispersed through the shunt lines 11, thereby preventing the current in the grounding device 10 from being too concentrated.

The outside cover of arrester 1 is equipped with waterproof board 6, and the bottom of waterproof board 6 is connected with the top fixed seal of guard box 5. The waterproof board 6 adopts insulating material, and the waterproof board 6 passes through the bolt to be connected with the upper end of protective housing 5, through the protection of waterproof board 6, can avoid the water droplet to flow into protective housing 5 along arrester 1.

The working principle is as follows: when the lightning receptor 1 is replaced, firstly the waterproof plate 6 is separated from the protective box 5, then the lightning receptor 1 is pulled out from the upper end of the protective box 5, at the moment, the splitter plate 2 cannot rise along with the rising of the lightning receptor 1 under the action of gravity, then the locking sleeve 3 in the new lightning receptor 1 is screwed to the uppermost part, then the new lightning receptor 1 is inserted into the protective box 5, at the moment, the lower end of the new lightning receptor 1 can penetrate through the splitter plate 2, then the locking sleeve 3 is screwed, and the splitter plate 2 can be pressed by the locking sleeve 3;

when changing flow distribution plate 2, at first unscrew lock sleeve 3, then upwards slide flow distribution plate 2, after electrically conductive post 22 on flow distribution plate 2 extracts from the electric conductive sleeve 43, rotate electrically conductive post 22, make it parallel with strip shaped plate 23, can take out flow distribution plate 2 afterwards, then overlap new flow distribution plate 2 to the outside of arrester 1, rotatory electrically conductive post 22 afterwards, it is perpendicular with strip shaped plate 23 to make it, then insert electrically conductive post 22 in the electric conductive sleeve, it can to screw up lock sleeve 3 at last.

For the device and the using method disclosed by the embodiment, the description is simple because the device and the using method correspond to the method disclosed by the embodiment, and the relevant points can be referred to the description of the method part.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a building lightning protection device, is including connecing the sudden strain of a muscle ware, downlead and protective housing, its characterized in that, the fixed grafting in bottom of connecing the sudden strain of a muscle ware is in the protective housing, the upper end of downlead is located in the protective housing, the protective housing in-connection has the keysets, the keysets with downlead fixed connection, be fixed with a plurality of electrically conductive covers on the keysets, the bottom of connecing the sudden strain of a muscle ware can be dismantled and be connected with the flow distribution plate, be connected with a plurality of electrically conductive posts on the flow distribution plate, electrically conductive post with electrically conductive cover adaptation connection is electrically conductive, the lower extreme of downlead is connected with earthing device, be connected with surge protector and detection case on the downlead.

2. The lightning protection device for buildings according to claim 1, wherein the splitter plate comprises a plurality of annular plates and a plurality of strip plates, the plurality of strip plates are uniformly and fixedly connected to the outer periphery of the annular plates, and the conductive column is hinged to one end of the strip plate far away from the annular plates.

3. The lightning protection device for buildings according to claim 2, wherein the central hole of the annular plate is a locking sleeve hole, the bottom edge of the lightning receptor is provided with a threaded portion, the threaded portion is in threaded connection with a locking sleeve, the top edge of the locking sleeve is annularly provided with an abutting flange, the outer peripheral side of the locking sleeve is adapted to be located in the locking sleeve hole, and the abutting flange is in abutting limit with the annular plate.

4. The lightning protection device for buildings according to claim 3, wherein the adapter plate comprises insulating plates and a plurality of groups of tapping plates, the tapping plates are uniformly fixed on the outer peripheral sides of the insulating plates, bolt holes are formed in the insulating plates, bolts are connected in the bolt holes and fixed with the bottom wall of the inner cavity of the protective box, and the conductive sleeve is fixedly connected to the tapping plates.

5. The lightning protection device for buildings according to claim 4, wherein a shunt line is arranged inside the grounding device and is fixedly connected with the down conductor.

6. The lightning protection device for buildings according to claim 1, wherein a waterproof plate is sleeved on the outer side of the lightning receptor, and the bottom of the waterproof plate is fixedly and hermetically connected with the top of the protection box.