CN205688331U - Universal elevated bridge lightning protection protection system - Google Patents
Universal elevated bridge lightning protection protection system Download PDFInfo
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- CN205688331U CN205688331U CN201620534933.3U CN201620534933U CN205688331U CN 205688331 U CN205688331 U CN 205688331U CN 201620534933 U CN201620534933 U CN 201620534933U CN 205688331 U CN205688331 U CN 205688331U
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Abstract
Universal elevated bridge lightning protection protection system, anti-collision wall guardrail wires (1) is sequentially connected with downwards main reinforcement (2) in anti-collision wall, main reinforcement (3) in freely-supported concrete hollow board beam, freely-supported concrete hollow board beam side pre-embedded steel slab (4), zinc-plated connection band steel (5), bent cap top pre-embedded steel slab (6), main reinforcement (8) in main reinforcement (7) and pier shaft in bent cap, in pier shaft, main reinforcement (8) connects away from+0.5 meter of ground pre-embedded steel slab (9) with away from 0.7 meter of ground pre-embedded steel slab (10) at differing heights respectively, main reinforcement (12) in main reinforcement (8) is passed down through cushion cap (11) connection stake in pier shaft simultaneously.Utilize bridge lamp lighting lamp lever to make arrester, utilize bridge existing structure, mainly to be not involved in the distributing bar of load-bearing as down conductor, do not waste material, without plug-in facility, do not affect outward appearance, safe and reliable.
Description
Technical field
This utility model relates to the thunder resisting equipment of elevated bridge or the structure improvement technology of device, the most universal overhead
Bridge lightning protection protection system.
Background technology
Lightning-protection system, is referred to be intercepted by composition, dredge the integrated lightning protection mode finally released into ground, embodies anti-
Only by the electromagnetic pulse of direct lightning strike or thunder and lightning to building itself or the hurtful guard technology of its internal unit.Lightning protection
Being divided into two concepts, one is lightning protection, prevents from causing damage because of thunderbolt；Two is ground connection, it is ensured that the normal work of electrical equipment and
Personal safety and a kind of power using measure of taking.Grounding device is the general name of grounding body and earth lead, and its effect is by lightning electricity
Conductance enters underground, and the protection of lightning-protection system is relevant with this to a great extent.
In grounding design, utilize and have the various metal structures, pipeline and the equipment that are reliably connected as grounding body with ground, be referred to as
Natural grounding substance.And artificially imbed underground and be used as the conductor of grounding device, referred to as artificial earth electrode.Typically will meet grounding requirement
The metal object embedment in cross section is suitable for the underground of the degree of depth, and resistance meets regulation requirement, then as grounding body.Advise with specific reference to ground connection
Model, lightning protection, equipment ground, electrostatic grounding etc. need to distinguish.
Elevated bridge lightning protection includes for direct lightning strike and induced lightening integrated lightning protection, and viaduct just belongs to direct lightning strike protection, needs
Discharge lightning rod ahead of time to be installed and intelligence aviation obstruction beacon, induced lightening preventer includes power supply, signal, network, uses
Surge Protector and PDU protection, integrated lightning protection will do lightning protection, lightning current could be leaked into substantially the earth.
The corresponding standard of specified in more detail in GB 50057-2010 Code for design of lightning protection of buildings, including, the guarantor of building
Protecting downlead less than two, and uniformly or should not to be arranged symmetrically with along building surrounding, its spacing not should be greater than 18m, when only sharp
During with the steel column of building surrounding or pillar reinforcing bar as downlead, downlead can be set by span, but the average headway of downlead
Not should be greater than 18m.The impulse earthed resistance of every downlead not should be greater than 10 Ω.Direct striking thunder prevention ground connection preferably with resisting the inductive thunderbolt,
The ground connection such as electrical equipment, information system shares same grounding device, and is preferably connected with buried metal pipeline；When not sharing, not phase
Lian Shi, the distance in ground should meet Code for design of lightning protection of buildings requirement between the two, and not less than 3m.And, connect sharing
In the case of ground device is connected with buried metal pipeline, grounding device preferably lays around building and circularizes grounding body.
Utility model content
The purpose of this utility model is to provide universal elevated bridge lightning protection protection system.
The purpose of this utility model will be realized by techniques below measure: anti-collision wall guardrail wires is sequentially connected with downwards anti-
Hit main reinforcement, freely-supported concrete hollow board beam side pre-embedded steel slab, zinc-plated connection band steel, lid in main reinforcement, freely-supported concrete hollow board beam within the walls
Main reinforcement in main reinforcement and pier shaft in beam top pre-embedded steel slab, bent cap, in pier shaft main reinforcement differing heights connect respectively away from ground+
0.5 meter of pre-embedded steel slab and away from 0.7 meter of ground pre-embedded steel slab, in pier shaft, main reinforcement is passed down through cushion cap and connects main steel in stake simultaneously
Muscle.
Especially, main reinforcement in main reinforcement, freely-supported concrete hollow board beam in anti-collision wall guardrail wires, anti-collision wall, freely-supported concrete are empty
Main reinforcement in main reinforcement, pier shaft in core beam side pre-embedded steel slab, zinc-plated connection band steel, bent cap top pre-embedded steel slab, bent cap, away from ground
+ 0.5 meter of pre-embedded steel slab, in 0.7 meter of ground pre-embedded steel slab and stake, main reinforcement adds overlap joint muscle and firmly welds when connecting, overlap joint
The every edge lengths of muscle is main muscle diameter 6 times.
Especially, main reinforcement in main reinforcement, freely-supported concrete hollow board beam in anti-collision wall guardrail wires, anti-collision wall, freely-supported concrete are empty
Main reinforcement in main reinforcement, pier shaft in core beam side pre-embedded steel slab, zinc-plated connection band steel, bent cap top pre-embedded steel slab, bent cap, away from ground
+ 0.5 meter of pre-embedded steel slab, employing obtuse angle connection between main reinforcement in 0.7 meter of ground pre-embedded steel slab and stake, after it connects, conduct connects
Ground downlead, lightning protection resistance≤10 ohm, or, add, by the pre-buried earth plate on bridge pier, work earthing pole of hitting the person.
Especially, in addition in bent cap, main reinforcement is as shared downlead structure, more than cushion cap, other parts are respectively mounted two
Group and the left and right sides are arranged symmetrically with.
Advantage of the present utility model and effect: utilize bridge lamp lighting lamp lever to make arrester, utilize bridge existing structure,
Mainly to be not involved in the distributing bar of load-bearing as down conductor, do not waste material, without plug-in facility, do not affect outward appearance, peace
Complete reliable.
Accompanying drawing explanation
Fig. 1 is this utility model embodiment 1 structural representation.
Reference includes: main reinforcement 3 in main reinforcement 2, freely-supported concrete hollow board beam in anti-collision wall guardrail wires 1, anti-collision wall,
Main reinforcement 7, pier shaft in freely-supported concrete hollow board beam side pre-embedded steel slab 4, zinc-plated connection band steel 5, bent cap top pre-embedded steel slab 6, bent cap
Interior main reinforcement 8, away from+0.5 meter of ground pre-embedded steel slab 9, in 0.7 meter of ground pre-embedded steel slab 10, cushion cap 11, stake main reinforcement 12.
Detailed description of the invention
This utility model includes: main reinforcement in main reinforcement 2, freely-supported concrete hollow board beam in anti-collision wall guardrail wires 1, anti-collision wall
3, main reinforcement 7, pier in freely-supported concrete hollow board beam side pre-embedded steel slab 4, zinc-plated connection band steel 5, bent cap top pre-embedded steel slab 6, bent cap
Main reinforcement 8 in body, away from+0.5 meter of ground pre-embedded steel slab 9, in 0.7 meter of ground pre-embedded steel slab 10, cushion cap 11 and stake main reinforcement 12.
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Embodiment 1: as shown in Figure 1, anti-collision wall guardrail wires 1 is sequentially connected with downwards main reinforcement 2, freely-supported concrete in anti-collision wall
Main reinforcement 3 in hollow slab girder, freely-supported concrete hollow board beam side pre-embedded steel slab 4, zinc-plated connection band steel 5, bent cap top pre-embedded steel slab 6,
Main reinforcement 8 in main reinforcement 7 and pier shaft in bent cap, in pier shaft, main reinforcement 8 connects away from+0.5 meter of ground pre-buried steel respectively at differing heights
Plate 9 and away from 0.7 meter of ground pre-embedded steel slab 10, in pier shaft, main reinforcement 8 is passed down through cushion cap 11 and connects main reinforcement 12 in stake simultaneously.
In aforementioned, anti-collision wall guardrail wires 1 fixes bolt with lamp stand and lamp stand rosette is connected.
In aforementioned, main reinforcement 3, freely-supported concrete in main reinforcement 2, freely-supported concrete hollow board beam in anti-collision wall guardrail wires 1, anti-collision wall
Main steel in main reinforcement 7, pier shaft in hollow slab girder side pre-embedded steel slab 4, zinc-plated connection band steel 5, bent cap top pre-embedded steel slab 6, bent cap
Muscle 8, away from+0.5 meter of ground pre-embedded steel slab 9, in 0.7 meter of ground pre-embedded steel slab 10 and stake main reinforcement 12 connect time add overlap joint muscle
Firmly welding, the overlap joint every edge lengths of muscle is main muscle diameter 6 times.
In aforementioned, main reinforcement 3, freely-supported concrete in main reinforcement 2, freely-supported concrete hollow board beam in anti-collision wall guardrail wires 1, anti-collision wall
Main steel in main reinforcement 7, pier shaft in hollow slab girder side pre-embedded steel slab 4, zinc-plated connection band steel 5, bent cap top pre-embedded steel slab 6, bent cap
Muscle 8, away from+0.5 meter of ground pre-embedded steel slab 9, in 0.7 meter of ground pre-embedded steel slab 10 and stake between main reinforcement 12 use obtuse angle connect,
As down conductor after its connection, lightning protection resistance≤10 ohm, or, added by the pre-buried earth plate on bridge pier
Work of hitting the person earthing pole.
In aforementioned, in addition in bent cap, main reinforcement 7 is as shared downlead structure, at cushion cap more than 11, other parts are all pacified
Fill two groups and the left and right sides is arranged symmetrically with.
In aforementioned, in stake, main reinforcement 12 is as the earthing pole under in depth, intensive and be uniformly distributed.
In the present embodiment, 2 in anti-collision wall are utilized >=φ 16 main reinforcement is as grounding connection line, elongated connection, institute
The lamp stand pre-embedded bolt in anti-collision wall, rosette, zinc-plated flange etc. is had to use 2 >=φ 10 reinforcing bar is reliable with grounding connection line
Welding, weld length > 6 times of diameters；Utilize bridge lamp lighting lamp lever to make arrester, need the component such as lamp stand built-in fitting of ground connection,
Illumination wiring box shells etc. should reliably weld by main reinforcement interior with in anti-collision wall.The section of all access bridge concrete hollow board beams all connects
Ground, the grounding device of each structure position such as anti-collision wall, concrete hollow board beam, bent cap, pier column, pile foundation of bearing platform, add when connecting
If overlap joint muscle firmly welds, the overlap joint every edge lengths of muscle is main muscle diameter 6 times；Main reinforcement when as downlead >=φ 16 time, muscle
Number must not be less than 2, and when as the main reinforcement≤φ 10 of downlead, muscle number must not be less than 4.
Embodiment described above is only to be described preferred implementation of the present utility model, not to this practicality
Novel scope is defined, and is designing under spirit premise without departing from this utility model, this area ordinary skill technical staff couple
Various deformation that technical solutions of the utility model are made and improvement, all should fall into the guarantor that claims of the present utility model determine
In the range of protecting.
Claims (4)
- The most universal elevated bridge lightning protection protection system, it is characterised in that anti-collision wall guardrail wires (1) is sequentially connected with downwards Main reinforcement (3) in main reinforcement (2), freely-supported concrete hollow board beam in anti-collision wall, freely-supported concrete hollow board beam side pre-embedded steel slab (4), zinc-plated Connect band steel (5), bent cap top pre-embedded steel slab (6), main reinforcement (8), main reinforcement in pier shaft in main reinforcement (7) and pier shaft in bent cap (8) connect respectively away from+0.5 meter of ground pre-embedded steel slab (9) with away from 0.7 meter of ground pre-embedded steel slab (10), pier shaft simultaneously at differing heights Interior main reinforcement (8) is passed down through cushion cap (11) and connects main reinforcement (12) in stake.
- Universal elevated bridge lightning protection the most as claimed in claim 1 protection system, it is characterised in that anti-collision wall metal protects Main reinforcement (3), freely-supported concrete hollow board beam side pre-embedded steel slab in main reinforcement (2), freely-supported concrete hollow board beam in hurdle (1), anti-collision wall (4), main reinforcement (8) in main reinforcement (7), pier shaft in zinc-plated connection band steel (5), bent cap top pre-embedded steel slab (6), bent cap, away from ground+ 0.5 meter of pre-embedded steel slab (9), in 0.7 meter of ground pre-embedded steel slab (10) and stake, main reinforcement (12) adds overlap joint muscle jail when connecting Gu welding, the overlap joint every edge lengths of muscle is main muscle diameter 6 times.
- Universal elevated bridge lightning protection the most as claimed in claim 1 protection system, it is characterised in that anti-collision wall metal protects Main reinforcement (3), freely-supported concrete hollow board beam side pre-embedded steel slab in main reinforcement (2), freely-supported concrete hollow board beam in hurdle (1), anti-collision wall (4), main reinforcement (8) in main reinforcement (7), pier shaft in zinc-plated connection band steel (5), bent cap top pre-embedded steel slab (6), bent cap, away from ground+ 0.5 meter of pre-embedded steel slab (9), employing obtuse angle connection between main reinforcement (12) in 0.7 meter of ground pre-embedded steel slab (10) and stake, it is even As down conductor after connecing, lightning protection resistance≤10 ohm, or, added by the pre-buried earth plate on bridge pier and hit the person Work earthing pole.
- Universal elevated bridge lightning protection the most as claimed in claim 1 protection system, it is characterised in that except steel main in bent cap Muscle (7) is as sharing outside downlead structure, and more than cushion cap (11), other parts are respectively mounted two groups and left and right sides symmetry cloth Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620534933.3U CN205688331U (en) | 2016-06-02 | 2016-06-02 | Universal elevated bridge lightning protection protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620534933.3U CN205688331U (en) | 2016-06-02 | 2016-06-02 | Universal elevated bridge lightning protection protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205688331U true CN205688331U (en) | 2016-11-16 |
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ID=57260051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620534933.3U Expired - Fee Related CN205688331U (en) | 2016-06-02 | 2016-06-02 | Universal elevated bridge lightning protection protection system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205688331U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680600A (en) * | 2019-02-20 | 2019-04-26 | 广东省气象公共安全技术支持中心 | Bridge lightning protection device |
| CN109853368A (en) * | 2019-04-09 | 2019-06-07 | 浙江省交通规划设计研究院有限公司 | Lightning protection structure and bridge pier |
| CN114892497A (en) * | 2022-03-25 | 2022-08-12 | 中国建筑土木建设有限公司 | Lightning protection grounding device of assembled bridge and construction method thereof |
-
2016
- 2016-06-02 CN CN201620534933.3U patent/CN205688331U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680600A (en) * | 2019-02-20 | 2019-04-26 | 广东省气象公共安全技术支持中心 | Bridge lightning protection device |
| CN109680600B (en) * | 2019-02-20 | 2024-02-20 | 广东省气象公共安全技术支持中心 | Bridge lightning protection device |
| CN109853368A (en) * | 2019-04-09 | 2019-06-07 | 浙江省交通规划设计研究院有限公司 | Lightning protection structure and bridge pier |
| CN114892497A (en) * | 2022-03-25 | 2022-08-12 | 中国建筑土木建设有限公司 | Lightning protection grounding device of assembled bridge and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20180602 |