CN212258001U - Lightning protection device for communication signal building - Google Patents
Lightning protection device for communication signal building Download PDFInfo
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- CN212258001U CN212258001U CN202020759929.3U CN202020759929U CN212258001U CN 212258001 U CN212258001 U CN 212258001U CN 202020759929 U CN202020759929 U CN 202020759929U CN 212258001 U CN212258001 U CN 212258001U
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- receiving net
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Abstract
The utility model relates to a lightning protection device for communication signal building, include: the electromagnetic receiving net is used for cutting magnetic lines in the atmosphere and releasing corona ions under the action of a thundercloud electric field when thundercloud is generated; the supporting device is used for supporting and fixing the electromagnetic receiving net and has the function of conducting electric charges; the rotation power device is used for driving the electromagnetic receiving net to rotate along with wind; the lightning arrester is used for effectively converting and/or absorbing the charge energy converted by the electromagnetic receiving net; the connecting device is circumferentially arranged by taking the lightning arrester as a center, forms a fixed base with the lightning arrester, and is arranged on the connecting structure for connecting a conductor, so that the lightning arrester is electrically connected with a grounding grid of a communication signal building. The device can effectively prevent the cloud-ground flash in the protection area, and simultaneously reduces the problems of strong electromagnetic pulse radiation, induced voltage, potential counterattack and the like caused by lightning current discharge, thereby more effectively improving the lightning protection effect.
Description
Technical Field
The utility model belongs to the technical field of the protection of direct thunder, concretely relates to lightning protection device for communication signal building.
Background
Lightning is a natural phenomenon in nature. When lightning occurs, ultra-strong current and voltage can be generated, and damage to life and property of people can be easily caused. Particularly, with the development of communication technology and the improvement of living standard of people, the mobile network signal can not cover the high-rise building only by the base station, so that a base station subsystem is installed in the communication signal building to support the mobile network to cover the high-rise building, thereby increasing the consumption of electric appliances in the communication signal building and providing higher requirements for lightning protection of the existing communication signal building.
The existing lightning protection system is based on the principle of lightning → earth discharge to prevent the occurrence of the phenomenon of flash, and a lightning protection module is usually arranged in a distribution box to form a power supply lightning protection box or a lightning rod is arranged on a building. In practical application, when the structure is hit by thunder, strong lightning current is released to the ground, large electromagnetic pulse radiation and induction voltage are generated, and even potential counterattack is generated to damage communication signal buildings. This is also the biggest problem of the existing lightning protection technology.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a can maximize, quick absorb, conversion and reduce atmospheric electric field intensity when thundercloud produces to release a lightning protection device for communication signal building of corona ion simultaneously.
In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:
a lightning protection device for use in communication signal buildings, comprising: the electromagnetic receiving net is used for cutting magnetic lines in the atmosphere and releasing corona ions under the action of a thundercloud electric field when thundercloud is generated; the supporting device is used for supporting and fixing the electromagnetic receiving net and has the function of conducting electric charges; the rotation power device is used for driving the electromagnetic receiving net to rotate along with wind; the lightning arrester is used for effectively converting and/or absorbing the charge energy converted by the electromagnetic receiving net; the connecting device is circumferentially arranged by taking the lightning arrester as a center and forms a fixed base with the lightning arrester, and the connecting device is arranged on the connecting structure and used for connecting a conductor, so that the lightning arrester is electrically connected with a grounding grid of a communication signal building.
Preferably, the method further comprises the following steps: the linkage device is connected with the supporting device and the lightning arrester and is used for enabling the supporting device to rotate relative to the lightning arrester; the supporting device is connected with the electromagnetic receiving net, and the rotating power device is connected with the supporting device.
Preferably, the linkage device is a rotary connector, the rotary connector comprises two plane bearings, a bearing sleeve and a shaft, the two plane shafts are arranged at two ends of the bearing sleeve, and the two plane bearings are in interference fit with the shaft; the supporting device is fixedly connected with the shaft through a coupler, and the bearing sleeve is fixedly connected with the lightning arrester.
Preferably, a first connecting body is fixed at one end, close to the lightning arrester, of the bearing sleeve, a second connecting body is arranged at one end, close to the bearing sleeve, of the lightning arrester, and the first connecting body and the second connecting body are in threaded connection or threaded connection.
Preferably, the supporting device is a 304 stainless steel solid rod; the electromagnetic receiving nets are multiple and are arranged along the circumferential direction of the stainless steel solid rod.
Preferably, the mesh surface of the electromagnetic receiving net is a square hole of 10 mm × 10 mm.
Preferably, the lightning arrester is a plurality of groups.
Preferably, the electromagnetic receiving net generates a maximum ionization current of corona ions of 30mA, and the protection angle is maximum 84 degrees.
Preferably, the rotating power device comprises a plurality of circular bowl-shaped devices, and the circular bowl-shaped devices are axially arranged on the supporting device and are used for providing power for 360-degree rotation for the electromagnetic receiving net under the action of wind power.
Preferably, the rotating power device is rotatably connected with the supporting device, so that the rotating power device can rotate 360 degrees relative to the supporting device by taking the supporting device as a center; the electromagnetic receiving net is rotationally connected with the supporting device, so that the electromagnetic receiving net can rotate 360 degrees relative to the supporting device by taking the supporting device as a center; the rotating power device is connected with the electromagnetic receiving net.
The utility model provides a pair of a lightning protection device for communication signal building, the roof of setting at the communication signal building, connecting device makes the roof area of contact grow of lightning protection device bottom and building, it is fixed more stable, and connecting conductor when setting up connection structure and using, and connect the grounding net of communication signal building with the conductor, when thundercloud produced, must accompany strong wind, under the effect of wind, this device can 360 rotatory and drive the electromagnetism and accept the net rotatory, increase cutting magnetic line of force intensity, thereby more change magnetic field energy, produce ionization current, conduct to lightning protection device 5 by strutting arrangement 2, the energy further absorbs the conversion.
In addition, when thunderstorm clouds are generated, under the action of a thundercloud electric field, the lightning protection device for the communication signal building releases corona ions, the corona ions cover the communication signal building, shielding protection is formed on the communication signal building (see fig. 2), starting of an uplink pilot is inhibited, the development speed of the downlink pilot is weakened, a discharge channel between the thundercloud and the ground is inhibited, the phenomenon of cloud-ground flash in a protection area is effectively prevented, and meanwhile, the problems of strong electromagnetic pulse radiation, induced voltage, potential counterattack and the like caused by lightning current discharge are reduced, so that the lightning protection effect is effectively improved. The ascending leader refers to the upward migration of the corona current, and the descending leader: refers to the downward migration of corona current and corona ions may also be referred to as corona charges.
Drawings
Fig. 1 is a schematic structural diagram of a lightning protection device for communication signal buildings according to the present invention;
fig. 2 is a lightning protection schematic diagram of a lightning protection device for communication signal buildings of the present invention;
reference numerals in the figures; the mine melting device comprises an electromagnetic receiving net 1, a supporting device 2, a rotating power device 3, a linkage device 4, a plane bearing 4-1, a bearing sleeve 4-2, a shaft 4-3, a first connecting body 4-4, a mine melting device 5, a second connecting body 5-1, a connecting device 6 and a connecting structure 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. 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.
Embodiment 1, the utility model provides a lightning protection device for communication signal building, refer to fig. 1, include: the electromagnetic receiving net 1 is used for cutting magnetic lines in the atmosphere, and can release corona ions under the action of a thundercloud electric field when thundercloud is generated, wherein the electromagnetic receiving nets are preferably multiple and are arranged along the circumferential direction of a stainless steel solid rod, generally, the number of the electromagnetic receiving nets is 3, and the included angles of the adjacent electromagnetic receiving nets are 120 degrees; or 4 electromagnetic receiving nets, and the distance between the adjacent electromagnetic receiving nets is set to form an included angle of 90 degrees;
the supporting device 2 is used for supporting and fixing the electromagnetic receiving net and has the function of conducting electric charges, namely, the supporting device is made of a conductor, and is preferably a 304 stainless steel solid rod;
the rotating power device 3 is used for driving the electromagnetic receiving net to rotate along with wind;
the lightning arrester 5 is used for effectively converting and/or absorbing the charge energy converted by the electromagnetic receiving net;
the connecting devices 6 are circumferentially arranged by taking the lightning arrester as a center, form a fixed base with the lightning arrester, and are arranged on the connecting structures 7 for connecting conductors so that the lightning arrester is electrically connected with a grounding grid of a communication signal building, wherein the connecting devices are generally a plurality of, the connecting structures can be threaded holes, so that the side surfaces of the connecting structures can be welded or in threaded connection with the lightning arrester, the connecting structures can fix metal conducting strip lamp conductors by means of bolts, and the bottom surfaces of the connecting devices can be fixed to the roof of the building through the threaded holes;
a linkage device 4 connected with the supporting device and the lightning arrester, and used for enabling the supporting device to rotate relative to the lightning arrester;
the supporting device is connected with the electromagnetic receiving net, and the rotating power device is connected with the supporting device.
The lightning protection device for the communication signal building is arranged on the roof of the communication signal building, the connecting device enables the contact area of the bottom of the lightning protection device and the roof of the building to be increased, the lightning protection device is more stable in fixation, the connecting conductor is arranged when the connecting structure is used, the conductor is connected with the grounding grid of the communication signal building, when thundercloud is generated, strong wind must accompany, under the action of wind, the lightning protection device can rotate by 360 degrees to drive the electromagnetic receiving grid to rotate, the strength of cutting magnetic force lines is increased, magnetic field energy is converted greatly, ionization current is generated, the lightning protection device is conducted to the lightning protection device 5 through the supporting device 2, and the energy is further absorbed and converted.
In addition, when thunderstorm clouds are generated, under the action of a thundercloud electric field, the lightning protection device for the communication signal building releases corona ions, the corona ions cover the communication signal building, shielding protection is formed on the communication signal building (see fig. 2), starting of an uplink pilot is inhibited, the development speed of the downlink pilot is weakened, a discharge channel between the thundercloud and the ground is inhibited, the phenomenon of cloud-ground flash in a protection area is effectively prevented, and meanwhile, the problems of strong electromagnetic pulse radiation, induced voltage, potential counterattack and the like caused by lightning current discharge are reduced, so that the lightning protection effect is effectively improved. The ascending leader refers to the upward migration of the corona current, and the descending leader: refers to the downward migration of corona current and corona ions may also be referred to as corona charges.
As a specific implementation manner, the linkage device is a rotary connector, the rotary connector comprises two planar bearings 4-1, a bearing sleeve 4-2 and a shaft 4-3, the two planar shafts are mounted at two ends of the bearing sleeve, and the two planar bearings are in interference fit with the shaft; the supporting device is fixedly connected with the shaft through a coupler, and the bearing sleeve is fixedly connected with the lightning arrester; the structure prevents the shaft from inclining during rotation through the two plane bearings, and the fixing effect is good; in order to facilitate the setting of the height of the device, a first connecting body 4-4 is fixed at one end of the bearing sleeve, which is close to the lightning arrester, a second connecting body 5-1 is arranged at one end of the lightning arrester, which is close to the bearing sleeve, the first connecting body and the second connecting body are in threaded connection or tooth connection, the requirement of the mounting height of the device can be met by setting the height of the second connecting body during the manufacturing process, the second connecting body can also be set into a plurality of sections, and the adjacent sections are in threaded connection so as to facilitate the adjustment of the mounting height of the device during the mounting process.
As a specific implementation manner, the mesh surface hole of the electromagnetic receiving net 1 is a square hole of 10 mm × 10 mm, so that when the electromagnetic receiving net rotates, it is ensured that wind passes through the electromagnetic receiving net to prevent the wind resistance from being too large to affect the rotation of the electromagnetic receiving net, and a better magnetic field cutting effect can be achieved.
In the application, the lightning protection devices or the lightning protection system devices can use the existing devices, and the lightning protection devices can be further arranged into a plurality of groups, so that the better conversion and/or the absorption of the charge energy converted by the electromagnetic receiving network are achieved.
As a specific implementation mode, the maximum ionization current of corona ions generated by the electromagnetic receiving net is 30mA, and the protection diameter R of the protection angle of 84 degrees at most is far larger than the length of a communication signal building.
In the present application, the rotation power device 3 may use the existing rotation power device, such as a fan blade, and the following structure is preferred in the present application: the electromagnetic receiving net comprises a plurality of circular bowl-shaped devices, wherein the circular bowl-shaped devices are axially arranged on a supporting device and used for providing power for 360-degree rotation for the electromagnetic receiving net under the action of wind power, the number of the circular bowl-shaped devices can be 3, the distance between every two adjacent circular bowl-shaped devices is 120 degrees, the number of the circular bowl-shaped devices can also be 4, and the distance between every two adjacent circular bowl-shaped devices is 90 degrees.
Embodiment 2, embodiment 2 is the same with embodiment 1's principle, and the lightning protection effect that reaches is the same, and the difference lies in that the power device that rotates is directly connected with the electromagnetism receiving net, specifically, this lightning protection device for communication signal building includes: the electromagnetic receiving nets are used for cutting magnetic lines in the atmosphere, and can release corona ions under the action of a thundercloud electric field when thundercloud is generated, wherein the electromagnetic receiving nets are preferably multiple and are arranged along the circumferential direction of a stainless steel solid rod, generally, the number of the electromagnetic receiving nets is 3, and the included angles of the adjacent electromagnetic receiving nets are 120 degrees; or 4 electromagnetic receiving nets, and the distance between the adjacent electromagnetic receiving nets is set to form an included angle of 90 degrees;
the supporting device is used for supporting and fixing the electromagnetic receiving net and has a charge conduction function, namely, the supporting device is made of a conductor, preferably a 304 stainless steel solid rod;
the rotation power device is used for driving the electromagnetic receiving net to rotate along with wind;
the lightning arrester is used for effectively converting and/or absorbing the charge energy converted by the electromagnetic receiving net;
the connecting device is circumferentially arranged by taking the lightning arrester as a center and forms a fixed base with the lightning arrester, and the connecting device is arranged on the connecting structure and is used for connecting a conductor, so that the lightning arrester is electrically connected with a grounding grid of a communication signal building
The rotating power device is rotationally connected with the supporting device, so that the rotating power device can rotate 360 degrees relative to the supporting device by taking the supporting device as a center;
the electromagnetic receiving net is rotationally connected with the supporting device, so that the electromagnetic receiving net can rotate 360 degrees relative to the supporting device by taking the supporting device as a center;
the rotating power device is connected with the electromagnetic receiving net.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A lightning protection device for use in communication signal buildings, comprising:
the electromagnetic receiving net (1) is used for cutting magnetic lines in the atmosphere and releasing corona ions under the action of a thundercloud electric field when thundercloud is generated;
the supporting device (2) is used for supporting and fixing the electromagnetic receiving net and has the function of conducting electric charges;
the rotating power device (3) is used for driving the electromagnetic receiving net to rotate along with wind;
the lightning arrester (5) is used for effectively converting and/or absorbing the charge energy converted by the electromagnetic receiving net;
and the connecting device (6) is circumferentially arranged by taking the lightning arrester as a center and forms a fixed base with the lightning arrester, and the connecting device is arranged on the connecting structure (7) and is used for connecting a conductor, so that the lightning arrester is electrically connected with a grounding network of a communication signal building.
2. A lightning protection device for use in communication signal buildings according to claim 1 further comprising:
a linkage (4) connected to the support means and the lightning arrestor for enabling the support means to rotate relative to the lightning arrestor;
the supporting device is connected with the electromagnetic receiving net, and the rotating power device is connected with the supporting device.
3. A lightning protection device for communication signal buildings according to claim 2, characterized in that the linkage device is a rotary connector, the rotary connector comprises two plane bearings (4-1), a bearing sleeve (4-2) and a shaft (4-3), two plane shafts are arranged at two ends of the bearing sleeve, and the two plane bearings are in interference fit with the shaft;
the supporting device is fixedly connected with the shaft through a coupler, and the bearing sleeve is fixedly connected with the lightning arrester.
4. A lightning protection device for use in communication signal buildings according to claim 3,
and a first connecting body (4-4) is fixed at one end of the bearing sleeve, which is close to the lightning arrester, a second connecting body (5-1) is arranged at one end of the lightning arrester, which is close to the bearing sleeve, and the first connecting body and the second connecting body are in threaded connection or tooth connection.
5. A lightning protection device for use in communication signal buildings according to claim 1,
the supporting device (2) is a 304 stainless steel solid rod;
the electromagnetic receiving nets are multiple and are arranged along the circumferential direction of the stainless steel solid rod.
6. The lightning protection device for building according to communication signals as claimed in claim 1, wherein the mesh surface aperture of said electromagnetic receiving mesh (1) is a square aperture of 10 mm x 10 mm.
7. The lightning protection device for communication signal buildings according to claim 1, wherein the lightning protection devices are in multiple groups.
8. The lightning protection device for communication signal buildings according to claim 1, wherein the electromagnetic receiving net generates a maximum ionization current of corona ions of 30mA, and the protection angle is maximum 84 °.
9. Lightning protection device for buildings according to claim 1, characterized in that said rotary power means (3) comprise a plurality of circular bowl-shaped means mounted axially on said supporting means for powering the electromagnetic reception network in a 360 ° rotation under the action of the wind.
10. A lightning protection device for use in communication signal buildings according to claim 1,
the rotating power device is rotationally connected with the supporting device, so that the rotating power device can rotate 360 degrees relative to the supporting device by taking the supporting device as a center;
the electromagnetic receiving net is rotationally connected with the supporting device, so that the electromagnetic receiving net can rotate 360 degrees relative to the supporting device by taking the supporting device as a center;
the rotating power device is connected with the electromagnetic receiving net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020759929.3U CN212258001U (en) | 2020-05-09 | 2020-05-09 | Lightning protection device for communication signal building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020759929.3U CN212258001U (en) | 2020-05-09 | 2020-05-09 | Lightning protection device for communication signal building |
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| Publication Number | Publication Date |
|---|---|
| CN212258001U true CN212258001U (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020759929.3U Active CN212258001U (en) | 2020-05-09 | 2020-05-09 | Lightning protection device for communication signal building |
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| CN (1) | CN212258001U (en) |
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2020
- 2020-05-09 CN CN202020759929.3U patent/CN212258001U/en active Active
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