CN202260125U - Lightning protection device for high-rise building - Google Patents
Lightning protection device for high-rise building Download PDFInfo
- Publication number
- CN202260125U CN202260125U CN201120337768XU CN201120337768U CN202260125U CN 202260125 U CN202260125 U CN 202260125U CN 201120337768X U CN201120337768X U CN 201120337768XU CN 201120337768 U CN201120337768 U CN 201120337768U CN 202260125 U CN202260125 U CN 202260125U
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- lightning protection
- protection device
- grounding
- ground connection
- water pipe
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- Elimination Of Static Electricity (AREA)
Abstract
The utility model relates to a lightning protection device for a high-rise building. The lightning protection device consists of conductive grading rings, a rubber insulating sleeve, a grounding pipe seat, a center discharge needle and a semiconductor transverse supporting rod, wherein the conductive grading rings are connected with the center discharge needle into a whole by the semiconductor transverse supporting rod; the center discharge needle is inserted into the grounding pipe seat through the rubber insulating sleeve to form a discharge cavity in the middle of the grounding pipe seat; and a standard water pipe thread connected with a 1/4 metal water pipe of a longer metal water pipe is arranged at the lower section of the grounding pipe seat. After the lightning protection device is adopted, the lightning protection device can adapt to the telescopic deformation of the building in the horizontal direction and the relative displacement deformation caused by differential settlement in the vertical direction and also can adapt to the rocking deformation with an earthquake wave when an earthquake happens, thereby ensuring the reliability of the lightning protection grounding function. Under the condition of keeping the original field change discharge principle, the safe and reliable lightning protection grounding is ensured, and the installation is simple.
Description
Technical field
The utility model relates to a kind of skyscraper lightning protection device.
Background technology
In engineering practice, regular meeting runs into different sizes, different build, different floor height, build the building on the different geological conditions in.When building construction designs, if, make building structure produce the crack unavoidably, even destroy to these buildings not flexible, the sedimentation and deformation of account temperature and earthquake effect and movement joint is not set.Common movement joint comprises following several kinds:
1) expansion joint: also be temperature joint, main effect is to avoid owing to difference variation and concrete shrinkage, and makes building structure produce serious deformation and crack.
2) subsiding crack: refer in engineering structure, might be at some position be directed at the movement joint of adjacent regions structure crack because of the settlement of foundation inequality for avoiding the house.
3) aseismatic joint: be the shock resistance that improves the house, the movement joint that the minimizing earthquake is provided with the destructive power of building.
The lightning protection device commonly used of architectural engineering at present is made up of arrester, downlead and earthing device.
When the lighting proof strip of lightning protection device is crossed over movement joint, if textural can not have the node structure that adapts to movement joint, just might
Deformation joint is damaged, and the result causes the generation of secondary disaster.
The lightning rod that makes use become discharge principle has and draws the thunder effect preferably, but because equipment is bigger, comparatively complicated, still simple inadequately during installation; During particularly as a large amount of civil equipment of using, must oversimplify and miniaturization, reduce manufacturing cost and use cost.
The utility model content
Deficiency to above-mentioned prior art exists proposes a kind of skyscraper lightning protection device, can adapt to skyscraper movement joint lightning protection node electrical ground, thereby guarantees electrical ground safe and reliable of lightning protection, installs simple.
The concrete technical scheme of the utility model is following: a kind of skyscraper lightning protection device, form by conduction grading ring 1, rubber-covered sleeve pipe 2, ground connection base 3, center spray point 4, semiconductor transverse pole 5; Link into an integrated entity through semiconductor transverse pole 5 between conduction grading ring 1 and the center spray point 4, semiconductor transverse pole 5 is played the effect of mechanical fixation and electrical structure; Center spray point 4 is inserted in 3 li of ground connection bases through rubber-covered sleeve pipe 2; Form a discharge cavity in the middle of ground connection base 3; Ground connection base 3 hypomeres are provided with the standard water gas thread of four fens metal water pipes; Can be connected on the long metallic water pipe through modular connection, be convenient to the high suitable height of whole spray point lifting.
Above-mentioned discharge cavity is the discharging gap that a coaxial electrode constitutes; Because the radius between the internal and external electrode is more or less the same, internal electric field is comparatively even, and comparatively stable puncture operation voltage is arranged.This discharge cavity forms open shape downwards, allows that the air pressure of discharge generation discharges downwards, utilizes the rock deformation pressure of rubber simultaneously, locking center spray point 4 and ground connection base 3.
Above-mentioned semiconductor transverse pole 5 is except mechanical support, and the effect of its resistance can be when needle body carries out discharging action, and the electric charge that is accumulated on the grading ring needs the regular hour just can flow on the spray point of center; In a period of time, the electrical field shape of discharge needle point top, center is changed, and electric field strength is increased substantially the intensity that surpasses air ionization far away; Under the thundercloud effect of electric field, needle point upwards forms guide's discharge, produces effective up lightning current.After discharge process finished, center spray point and grading ring can be on the same current potential again.
The utility model is when operate as normal, and center spray point and external conductive grading ring are because in fact the effect of semiconductor transverse pole is in identical current potential.Anchor ring is bigger to the influence of the electric field strength at needle point top, makes the field intensity on the needle point lower more even.When the current potential moment decline of discharge cavity action causing center spray point 4, the current potential on the ring did not change in the short time.Because ring is gone up the effect of current potential, electrical field shape changes, and the part of pointing to needle point can sharply strengthen, and is more conducive to form the upwards up lightning current of development.After discharge process is accomplished; Electric charge unnecessary on the ring can flow to the center spray point through semiconductor transverse pole 5; Root reaches equipotential state soon; Prepare for action next time, this needle point electric field strength before discharge is low, the high result of discharge moment electric field strength makes described to become the discharge lightning rod and have and draw the thunder effect more efficiently.
After adopting the utility model, lightning protection device can adapt to building in the horizontal direction dilatation, in vertical direction because of differential settlement relative displacement distortion, can also adapt to when earthquake with the distortion of waving of seismic wave, guarantee the lightning protection reliability of function electrical ground.Keeping under former the condition that becomes discharge principle, guaranteeing electrical ground safe and reliable of lightning protection, installing simple.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: 1-conducts electricity grading ring; 2-rubber-covered sleeve pipe; 3-ground connection base; 4-center spray point; 5-semiconductor transverse pole.
Embodiment
As scheme shown in the l, a kind of skyscraper lightning protection device is made up of conduction grading ring l, rubber-covered sleeve pipe 2, ground connection base 3, center spray point 4, semiconductor transverse pole 5; Link into an integrated entity through semiconductor transverse pole 5 between conduction grading ring l and the center spray point 4, semiconductor transverse pole 5 had both been played the mechanical fixation effect, played the function of electrical structure again; Center spray point 4 is inserted in 3 li of ground connection bases through rubber-covered sleeve pipe 2; Form a discharge cavity in the middle of ground connection base 3; Ground connection base 3 hypomeres are provided with the standard water gas thread of four fens metal water pipes; Can be connected on the long metallic water pipe through the same footpath or the reducing water pipe head of standard, be convenient to the high suitable height of whole spray point lifting.
Described discharge cavity is the discharging gap that a coaxial electrode constitutes; Because the radius between the internal and external electrode is more or less the same, internal electric field is comparatively even, and comparatively stable puncture operation voltage is arranged.This discharge cavity forms open shape downwards, allows that the air pressure of discharge generation discharges downwards, utilizes the rock deformation pressure of rubber simultaneously, locks center spray point 4 and ground connection base 3 relatively.
The utility model is when operate as normal, and center spray point and external conductive grading ring are because in fact the effect of semiconductor transverse pole is in identical current potential.Anchor ring is bigger to the influence of the electric field strength at needle point top, makes the field intensity on the needle point lower even with more.When discharge cavity action causing center spray point 4 was drunk current potential moment decline, the current potential on the ring did not change in the short time.Because ring is gone up the effect of current potential, electrical field shape changes, and the part of pointing to needle point can sharply strengthen, and is more conducive to form the upwards up lightning current of development.After discharge process is accomplished; Electric charge unnecessary on the ring can flow to the center spray point through semiconductor transverse pole 5; Reach equipotential state very soon; Prepare for action next time, this needle point electric field strength before discharge is low, the high result of discharge moment electric field strength makes described to become the discharge lightning rod and have and draw the thunder effect more efficiently.
After adopting the utility model, lightning protection device can adapt to building in the horizontal direction dilatation, in vertical direction because of differential settlement relative displacement distortion, can also adapt to when earthquake with the distortion of waving of seismic wave, guarantee the lightning protection reliability of function electrical ground.Keeping under former the condition that becomes discharge principle, guaranteeing electrical ground safe and reliable of lightning protection, installing simple.
Claims (1)
1. a skyscraper lightning protection device is characterized in that, is made up of conduction grading ring, rubber-covered sleeve pipe, ground connection base, center spray point, semiconductor transverse pole; Link into an integrated entity through semiconductor transverse pole between described conduction grading ring and the center spray point; The center spray point is inserted in the ground connection base through the rubber-covered sleeve pipe, forms a discharge cavity in the middle of the ground connection base, and ground connection base hypomere is provided with the standard water gas thread of four fens metal water pipes that are connected to longer metallic water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120337768XU CN202260125U (en) | 2011-09-09 | 2011-09-09 | Lightning protection device for high-rise building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120337768XU CN202260125U (en) | 2011-09-09 | 2011-09-09 | Lightning protection device for high-rise building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202260125U true CN202260125U (en) | 2012-05-30 |
Family
ID=46121312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120337768XU Expired - Fee Related CN202260125U (en) | 2011-09-09 | 2011-09-09 | Lightning protection device for high-rise building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202260125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598869A (en) * | 2017-03-08 | 2018-09-28 | 江苏建筑职业技术学院 | A kind of skyscraper lightning rod |
-
2011
- 2011-09-09 CN CN201120337768XU patent/CN202260125U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598869A (en) * | 2017-03-08 | 2018-09-28 | 江苏建筑职业技术学院 | A kind of skyscraper lightning rod |
| CN108598869B (en) * | 2017-03-08 | 2020-05-19 | 江苏建筑职业技术学院 | Lightning rod for high-rise building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 200233, 33, 14, 680 Guiping Road, Shanghai, Xuhui District, 301 Patentee after: Shanghai Ludao Engineering Design Management Co., Ltd. Address before: 200030, A, block 3, building 1000, Yu Chi Road, Shanghai, Xuhui District, Patentee before: Shanghai Ludao Engineering Design Administration Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 200030 room 33, building 680, No. 301-14, Guiping Road, Shanghai, Xuhui District Patentee after: Shanghai Zhicheng rotol cultural creative industry group Limited by Share Ltd Address before: 200233, 33, 14, 680 Guiping Road, Shanghai, Xuhui District, 301 Patentee before: Shanghai Ludao Engineering Design Management Co., Ltd. |
|
| 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: 20120530 Termination date: 20180909 |