CN212866542U - Lightning protection node structure of top beam of daylighting roof - Google Patents
Lightning protection node structure of top beam of daylighting roof Download PDFInfo
- Publication number
- CN212866542U CN212866542U CN202021229574.3U CN202021229574U CN212866542U CN 212866542 U CN212866542 U CN 212866542U CN 202021229574 U CN202021229574 U CN 202021229574U CN 212866542 U CN212866542 U CN 212866542U
- Authority
- CN
- China
- Prior art keywords
- lightning protection
- copper cable
- daylighting
- welded
- steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052802 copper Inorganic materials 0.000 claims abstract description 29
- 239000010949 copper Substances 0.000 claims abstract description 29
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 20
- 239000008397 galvanized steel Substances 0.000 claims abstract description 20
- 239000011083 cement mortar Substances 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 6
- 239000011247 coating layer Substances 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 230000006378 damage Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000011022 opal Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model provides a lighting roof top beam lightning protection node structure, which comprises a top beam, an angle steel connecting piece, a lighting roof main beam, a galvanized steel core sleeve, a lightning protection copper cable, a grading ring and a down lead; a cement mortar coating is built on the side surface of the top beam, and an embedded steel plate is embedded on the top surface of the top beam; the top surface of the embedded steel plate is welded and connected with an angle steel connecting piece, and the angle steel connecting piece is connected with a main beam of the daylighting roof through a steel plate and a bolt; the side surfaces of the end parts of the two sections of the main beam of the daylighting top at the joint of the main beam of the daylighting top are welded and connected with a galvanized steel core sleeve; the outer part of the galvanized steel core sleeve is welded and connected with a lightning protection copper cable connecting sheet, and the lightning protection copper cable connecting sheet is an arc sheet and connects one lightning protection copper cable between the end parts of two sections of main beams of the daylighting roof in a fastening way; the bottom surface of the galvanized steel core sleeve is connected with lightning protection steel bars in a welding mode, and the bottom ends of the lightning protection steel bars extend to the top surface of the cement mortar coating layer and are connected with grading rings in a welding mode; and the bottom surface of the grading ring is welded with a down lead.
Description
Technical Field
The utility model relates to a building field especially relates to a daylighting top back timber lightning protection node structure.
Background
In order to obtain natural light, people open holes in various forms on the outer protective structures (walls and roofs) of houses, and install various light-transmitting materials such as glass, opal glass or other light-transmitting materials, and the like, so that the rooms can be bright and can be prevented from being invaded by the nature (such as wind, rain, snow and the like), and the holes filled with the light-transmitting materials are collectively called as daylight openings or daylight roofs. The daylighting roof is used as a building top layer structure, and effective lightning protection measures must be provided to prevent lightning and current damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a daylighting top back timber lightning protection node structure, this structure passes through flexible copper cable to daylighting top girder interconnect, passes through again and downlead is connected, guides the electric current to the grounding body, effectively prevents the electric current harm.
In order to achieve the above object, the utility model adopts the following technical scheme: a lighting roof top beam lightning protection node structure comprises a top beam, an angle steel connecting piece, a lighting roof main beam, a galvanized steel core sleeve, a lightning protection copper cable, a grading ring and a down lead; the top beam is of a reinforced concrete structure, a cement mortar smearing layer is built on the side surface of the top beam, an embedded steel plate is embedded in the top surface of the top beam, and the bottom surface of the embedded steel plate is fixed on the top beam through anchor bars; the top surface of the embedded steel plate is welded and connected with an angle steel connecting piece, and the angle steel connecting piece is connected with a main beam of the daylighting roof through a steel plate and a bolt; gaps are formed at the joints of every two end parts of the main beam of the daylighting top, foam sealing structures are filled in the gaps, and the side surfaces of the end parts of the two sections of the main beams of the daylighting top at the joints are welded and connected with galvanized steel core sleeves; the outer part of the galvanized steel core sleeve is welded and connected with a lightning protection copper cable connecting sheet, and the lightning protection copper cable connecting sheet is an arc sheet and connects one lightning protection copper cable between the end parts of two sections of main beams of the daylighting roof in a fastening way; the bottom surface of the galvanized steel core sleeve is connected with a lightning protection steel bar in a welding mode, the lightning protection steel bar is of an L-shaped steel bar structure, and the bottom end of the lightning protection steel bar extends to the top surface of the cement mortar coating layer and is connected with a grading ring in a welding mode; the grading ring is of a round steel structure, a down lead is welded to the bottom surface of the grading ring and is of a galvanized steel bar structure, and the down lead is buried in a cement mortar plastering layer, extends downwards and is connected with a main structure down lead.
Preferably, the lightning protection copper cable is of a flexible structure, the length of the lightning protection copper cable is 40-60mm, and the contact area between the lightning protection copper cable and the main beam of the daylighting roof is not less than 8mm2。
Preferably, the diameter of the grading ring is larger than 8 mm.
The utility model has the advantages that: this structure passes through flexible copper cable to daylighting top girder interconnect, and is connected through and downlead again, guides the electric current to the grounding body, effectively prevents the electric current harm.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a schematic structural view of a lightning protection node of a lighting top beam.
Wherein: the lightning protection roof structure comprises a top beam 1, a cement mortar coating 11, an angle steel connecting piece 2, a daylighting roof main beam 3, a galvanized steel core sleeve 4, a lightning protection copper cable connecting piece 41, a lightning protection copper cable 5, a grading ring 6, a lightning protection steel bar 61 and a down lead 7.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in the figure, the lightning protection node structure of the daylighting top beam comprises a top beam 1, an angle steel connecting piece 2, a daylighting top main beam 3, a galvanized steel core sleeve 4, a lightning protection copper cable 5, a grading ring 6 and a down lead 7; the top beam 1 is of a reinforced concrete structure, a cement mortar smearing layer 11 is constructed on the side surface of the top beam 1, an embedded steel plate is embedded in the top surface of the top beam 1, and the bottom surface of the embedded steel plate is fixed on the top beam 1 through anchor bars; the top surface of the embedded steel plate is welded with an angle steel connecting piece 2, and the angle steel connecting piece 2 is connected with a main beam 3 of the daylighting roof through a steel plate and a bolt; gaps are arranged at the joints of every two end parts of the main beam 3 of the daylighting top, foam sealing structures are filled in the gaps, and the side surfaces of the end parts of the two sections of the main beams 3 of the daylighting top at the joints are welded and connected with galvanized steel core sleeves 4; the galvanized steel core sleeve 4 is externally welded with a lightning protection copper cable connecting sheet 41, the lightning protection copper cable connecting sheet 41 is an arc sheet, and a lightning protection copper cable 5 is tightly connected between the end parts of the two sections of main beams 3 of the daylighting roof; the bottom surface of the galvanized steel core sleeve 4 is welded and connected with lightning protection steel bars 61, the lightning protection steel bars 61 are of L-shaped steel bar structures, and the bottom ends of the lightning protection steel bars 61 extend to the top surface of the cement mortar coating layer 11 and are welded and connected with grading rings 6; the grading ring 6 is a round steel structure, the bottom surface of the grading ring 6 is connected with a down lead 7 in a welded mode, the down lead 7 is of a galvanized steel bar structure, and the down lead 7 is buried in a cement mortar smearing layer 11, extends downwards and is connected with a main structure down lead.
In specific implementation, the lightning protection copper cable 5 is of a flexible structure, the length of the lightning protection copper cable 5 is 40-60mm, and the contact area between the lightning protection copper cable 5 and the main beam 3 of the daylighting roof is not less than 8mm2。
In specific implementation, the diameter of the grading ring 6 is larger than 8 mm.
Claims (3)
1. The utility model provides a daylighting top back timber lightning protection node structure which characterized in that: the lightning protection device comprises a top beam, an angle steel connecting piece, a main beam of a daylighting roof, a galvanized steel core sleeve, a lightning protection copper cable, a grading ring and a down lead; the top beam is of a reinforced concrete structure, a cement mortar smearing layer is built on the side surface of the top beam, an embedded steel plate is embedded in the top surface of the top beam, and the bottom surface of the embedded steel plate is fixed on the top beam through anchor bars; the top surface of the embedded steel plate is welded and connected with an angle steel connecting piece, and the angle steel connecting piece is connected with a main beam of the daylighting roof through a steel plate and a bolt; gaps are formed at the joints of every two end parts of the main beam of the daylighting top, foam sealing structures are filled in the gaps, and the side surfaces of the end parts of the two sections of the main beams of the daylighting top at the joints are welded and connected with galvanized steel core sleeves; the outer part of the galvanized steel core sleeve is welded and connected with a lightning protection copper cable connecting sheet, and the lightning protection copper cable connecting sheet is an arc sheet and connects one lightning protection copper cable between the end parts of two sections of main beams of the daylighting roof in a fastening way; the bottom surface of the galvanized steel core sleeve is connected with a lightning protection steel bar in a welding mode, the lightning protection steel bar is of an L-shaped steel bar structure, and the bottom end of the lightning protection steel bar extends to the top surface of the cement mortar coating layer and is connected with a grading ring in a welding mode; the grading ring is of a round steel structure, a down lead is welded to the bottom surface of the grading ring and is of a galvanized steel bar structure, and the down lead is buried in a cement mortar plastering layer, extends downwards and is connected with a main structure down lead.
2. The lighting roof cap lightning protection node structure of claim 1, characterized in that: the lightning protection copper cable is of a flexible structure, the length of the lightning protection copper cable is 40-60mm, and the contact area between the lightning protection copper cable and the main beam of the daylighting roof is not less than 8mm2。
3. The lighting roof cap lightning protection node structure of claim 1, characterized in that: the diameter of the grading ring is larger than 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021229574.3U CN212866542U (en) | 2020-06-29 | 2020-06-29 | Lightning protection node structure of top beam of daylighting roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021229574.3U CN212866542U (en) | 2020-06-29 | 2020-06-29 | Lightning protection node structure of top beam of daylighting roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212866542U true CN212866542U (en) | 2021-04-02 |
Family
ID=75211921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021229574.3U Expired - Fee Related CN212866542U (en) | 2020-06-29 | 2020-06-29 | Lightning protection node structure of top beam of daylighting roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212866542U (en) |
-
2020
- 2020-06-29 CN CN202021229574.3U patent/CN212866542U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |