CN214542925U - Lightning arrester for radar erection site - Google Patents
Lightning arrester for radar erection site Download PDFInfo
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- CN214542925U CN214542925U CN202120182057.3U CN202120182057U CN214542925U CN 214542925 U CN214542925 U CN 214542925U CN 202120182057 U CN202120182057 U CN 202120182057U CN 214542925 U CN214542925 U CN 214542925U
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Abstract
The utility model discloses a radar erects on-spot lightning arrester that uses, including the inside device body that is the cavity, its characterized in that: the lightning protection device is characterized in that a lightning protection mechanism capable of moving up and down and a load mechanism used for lifting a lightning receptor of the lightning protection mechanism are arranged in the device body, and the load mechanism is arranged on one side of the lightning protection mechanism and connected with a driving mechanism; the utility model provides a lightning arrester, including lightning arrester, device body, lightning arrester, limiting mechanism, antenna, device body, limiting mechanism, the top of device body is seted up and is used for the lightning arrester stretches out the passway of device body and is used for carrying out spacing fixed stop gear to lightning arrester's extension, stop gear is located one side of passway, the beneficial effect of this scheme can let lightning arrester play the effect when needs take shelter from, and lightning arrester can retrieve when need not taking shelter from lightning arrester, prevents that the lightning arrester from sheltering from the visual angle of radar antenna, reduces the illumination coverage of antenna, prevents to arouse the work blind area or the detection angle error of antenna, guarantees the detection precision of radar.
Description
Technical Field
The utility model belongs to radar lightning protection equipment field, concretely relates to radar erects on-spot lightning arrester of using.
Background
Radar, a transliteration of radio in english, is derived from the acronym of radio detection and ranging, and means "radio detection and ranging", i.e. finding objects and determining their spatial positions by radio. Therefore, radar is also referred to as "radiolocation". Radars are electronic devices that detect objects using electromagnetic waves. The radar emits electromagnetic waves to irradiate a target and receives the echo of the target, so that information such as the distance from the target to an electromagnetic wave emission point, the distance change rate (radial speed), the azimuth and the altitude is obtained.
The traditional lightning rod is arranged at the highest point of a lightning conductor, when thunder occurs, the highest point and thundercloud form an electric field environment with extremely uneven distribution, so that air between the thundercloud and the lightning rod is extremely easy to be punctured, the lightning current is extremely easy to discharge the lightning energy to the ground through the lightning rod,
however, the conventional lightning rod installation method is as follows: the lightning rod is arranged on the top, the down lead of the lightning rod is down led from the center of the antenna or from the two sides of the antenna, and is connected with the grounding device in a welding or screw connection mode. This mounting method is most suitable for stationary antennas, but for rotating radar antennas, this lightning rod is not suitable. Because can influence radar antenna's normal work, shelter from radar antenna's visual angle, reduce the irradiation coverage of antenna, arouse radar antenna's work blind area or detection angle error, influence the detection precision.
Based on this, the applicant proposes a lightning arrester for a radar erection site to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a radar erects on-spot lightning arrester of using, stretch out in needs, guide lightning protection radar can retrieve when not needing lightning arrester work, prevents that lightning arrester from influencing radar work.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a field lightning arrester is erect to radar, includes inside device body for the cavity, its characterized in that: the lightning protection device is characterized in that a lightning protection mechanism capable of moving up and down and a load mechanism used for lifting a lightning receptor of the lightning protection mechanism are arranged in the device body, and the load mechanism is arranged on one side of the lightning protection mechanism and connected with a driving mechanism;
the lightning arrester is characterized in that the top of the lightning arrester body is provided with a passage opening through which the lightning arrester extends out of the lightning arrester body and a limiting mechanism for limiting and fixing the extending part of the lightning arrester body, and the limiting mechanism is positioned on one side of the passage opening.
The working principle of the scheme is as follows:
firstly, the lightning arrester is arranged on one side of a radar, and the height of the lightning arrester extending out of the top of the device body is higher than that of the radar; when the lightning protection device is in a thunderstorm weather, the driving mechanism is started, the driving mechanism drives the load mechanism to move upwards, the load mechanism lifts the lightning arrester of the lightning protection mechanism to move upwards, and after the lightning arrester extends out of the passage opening of the device body and exceeds the top of the device body, the limiting mechanism is operated to limit and fix the extending part of the lightning protection mechanism, so that the lightning arrester of the lightning protection mechanism can be kept at the top of the device body, and the lightning arrester can effectively protect a radar;
after thunderstorm weather, earlier operation load mechanism lifts the arrester of lightning protection mechanism, then operation stop gear removes fixedly to the extension of lightning protection mechanism, and operation actuating mechanism says that east load mechanism moves down, and load mechanism lifts the arrester downstream of lightning protection mechanism, and it is originally internal to retrieve the device with the arrester, prevents that the arrester from influencing the radar operation.
The beneficial effect of this scheme:
when lightning protection is needed, the lightning receptor of the lightning protection mechanism can be lifted to the top of the device body from the inside of the device body through linkage and matching of the driving mechanism and the loading mechanism; when lightning protection is not needed, the lightning receptor of the lightning protection mechanism can be recovered into the device body from the top of the device body;
can let lightning arrester play the effect when needs take shelter from lightning, lightning arrester can retrieve when need not taking shelter from lightning, prevents that the arrester from sheltering from radar antenna's visual angle, reduces the irradiation coverage of antenna, prevents to arouse the work blind area or the detection angle error of antenna, guarantees the detection precision of radar.
Drawings
Fig. 1 is a schematic view of the structure of the present invention during recycling.
Fig. 2 is a schematic structural view of the utility model when stretching out.
Fig. 3 is a schematic structural view of the present invention when it is extended.
Fig. 4 is an enlarged view of fig. 1 at a.
FIG. 5 is a top view of a portion of the mounting substrate with the lightning receptor extended.
Reference numerals:
the device comprises a device body 1, a groove 110, an air cylinder 111, an inserting groove 112, a conductive rod 113, a limiting conductive plate 114, a guide groove 115, a main lightning arrester 210, a lateral lightning arrester 211, a conductor block 212, a mounting base plate 213, a support rod 214, a connecting plate 215, a guide rod 216, a grounding device 217, a grounding wire 218, a guide sliding rod 310, a sliding block 311, a sliding sleeve 312, a threaded rod 313, an electric telescopic rod 314, a load plate 315, a rubber bump 316
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation: as shown in fig. 1 to 5, a lightning arrester for a radar erection site comprises an apparatus body 1 with a cavity inside, wherein a lightning arresting mechanism capable of moving up and down and a load mechanism for lifting a lightning receptor of the lightning arresting mechanism are arranged in the apparatus body 1, and the load mechanism is arranged on one side of the lightning arresting mechanism and is connected with a driving mechanism;
the top of the device body 1 is provided with a passage opening for the lightning arrester to extend out of the device body 1 and a limiting mechanism for limiting and fixing the extending part of the lightning protection mechanism, and the limiting mechanism is positioned on one side of the passage opening.
The working principle of the scheme is as follows:
firstly, the lightning arrester is arranged on one side of a radar, and the height of the lightning arrester extending out of the top of the device body 1 is higher than that of the radar; when the lightning protection device is in a thunderstorm weather, the driving mechanism is started, the driving mechanism drives the load mechanism to move upwards, the load mechanism lifts the lightning arrester of the lightning protection mechanism to move upwards, and after the lightning arrester extends out of the passage opening of the device body 1 and exceeds the top of the device body 1, the limiting mechanism is operated to limit and fix the extending part of the lightning protection mechanism, so that the lightning arrester of the lightning protection mechanism can be kept at the top of the device body 1, and the lightning arrester can effectively protect a radar;
after thunderstorm weather, earlier operation load mechanism lifts the arrester of lightning protection mechanism, then operation stop gear removes fixedly to the extension of lightning protection mechanism, and operation actuating mechanism says that east load mechanism moves down, and load mechanism lifts the arrester downstream of lightning protection mechanism, retrieves the arrester to the device body in 1, prevents that the arrester from influencing the radar operation.
The beneficial effect of this scheme:
when lightning protection is needed, the lightning receptor of the lightning protection mechanism can be lifted to the top of the device body 1 from the inside of the device body 1 through linkage and matching of the driving mechanism and the load mechanism; when lightning protection is not needed, the lightning receptor of the lightning protection mechanism can be recovered into the device body 1 from the top of the device body 1;
can let lightning arrester play the effect when needs take shelter from lightning, lightning arrester can retrieve when need not taking shelter from lightning, prevents that the arrester from sheltering from radar antenna's visual angle, reduces the irradiation coverage of antenna, prevents to arouse the work blind area or the detection angle error of antenna, guarantees the detection precision of radar.
Wherein, lightning-arrest mechanism includes the mounting substrate 213 of level setting, the vertical installation arrester in mounting substrate 213 top, the arrester bottom is connected with conductor block 212, conductor block 212 runs through mounting substrate 213 and extends to mounting substrate 213 below, mounting substrate 213 below is provided with two sets of guide arms 216, the tip of two sets of guide arms 216 is articulated each other, one end that articulated portion was kept away from to one of them set of guide arm 216 is articulated with conductor block 212 bottom, the one end that articulated portion was kept away from to another set of guide arm 216 articulates there is earthing device 217, earthing device 217 is fixed at the interior bottom of device body 1, earthing wire 218 of earthing device 217 runs through device body 1 bottom and outside extension.
The embodiment is as follows:
because the end parts of the two groups of guide rods 216 are hinged with each other, one end of one group of guide rods 216 far away from the hinged part is hinged with the bottom end of the conductor block 212, and one end of the other group of guide rods 216 far away from the hinged part is hinged with the grounding device 217, the three hinged parts formed by the two groups of guide rods 216, the conductor block 212 and the grounding device 217 can cooperate with the loading mechanism and the driving mechanism to enable the mounting substrate 213 to ascend or descend;
the mounting substrate 213, the conductor block 212 and the guide rod 216 are made of conductive materials, when the radar is subjected to thunderstorm weather, lightning is guided by the lightning receptor to be discharged to the lightning receptor firstly, current is transmitted to the grounding device 217 by the lightning receptor through the mounting substrate 213, the conductor block 212 and the guide rod 216, and the grounding device 217 introduces the current to the ground through the grounding wire 218, so that the radar is prevented from being struck by the lightning;
in this way, the two sets of guide rods 216 are hinged to the conductor block 212 and the grounding device 217 to enable the lightning arrester to move up and down, so that the lightning arrester can ascend to guide lightning in demand, and can be conveniently recycled into the device body 1 after use.
Wherein, the arrester includes main arrester 210 and side direction arrester 211, and main arrester 210 and side direction arrester 211 are electrically conductive material, and main arrester 210 highly is greater than the height of side direction arrester 211, and side direction arrester 211 is at least one and evenly sets up in the radial week of the level of main arrester 210, and side direction arrester 211 is the oblique cone structure.
In the specific implementation:
the main lightning receptor 210 and the lateral lightning receptor 211 are combined to have the surface area advantage of a larger active induction space electric field, and actively attract the thundercloud electric field in the upper space in an induction mode, so that the risk potential of side shielding failure can be effectively eliminated, and the number of the lateral lightning receptors 211 can be 1-4, so that the requirements of different active lightning-inducing capabilities on different occasions can be met. The higher the active lightning strike capability required, the greater the number of lateral lightning receptors 211 that should be employed.
The driving mechanism comprises a rotating motor, the rotating motor is arranged on one side of the grounding device 217, the action end of the rotating motor faces upwards, the action end of the rotating motor is connected with a threaded rod 313, one end, far away from the rotating motor, of the threaded rod 313 is connected with the inner top of the device body 1 through a rotating bearing, a sliding sleeve 312 is sleeved on the threaded rod 313, one side, facing the lightning protection mechanism, of the sliding sleeve 312 is connected with an electric telescopic rod 314, and the action end of the electric telescopic rod 314 is connected with a load mechanism; a guide sliding rod 310 is vertically arranged on one side, away from the load mechanism, of the sliding sleeve 312, a sliding block 311 is arranged on the guide sliding rod 310 in a sliding manner, and the sliding block 311 is connected with the sliding sleeve 312 through a connecting rod.
In the specific implementation:
the rotating motor rotates to drive the threaded rod 313 to rotate, the threaded rod 313 drives the sliding sleeve 312 to rotate, and because one side, far away from the load mechanism, of the sliding sleeve 312 is connected with the guide sliding rod 310 through the sliding block 311, the sliding sleeve 312 can move up and down, the other side of the sliding sleeve 312 is connected with the electric telescopic rod 314, the electric telescopic rod 314 is connected with the load mechanism, and the load mechanism can move up and down under the driving of the sliding sleeve 312;
in this way, the threaded rod 313 drives the sliding sleeve 312 to move, and the sliding sleeve 312 drives the loading mechanism to move, so that the ascending and descending of the loading mechanism become controllable and slow, which is more beneficial for the loading mechanism to lift the mounting substrate 213.
Wherein, the mounting substrate 213 is vertically provided with a support rod 214, the support rod 214 is fixedly arranged at one side of the bottom of the mounting substrate 213 close to the load mechanism, and the bottom of the support rod 214 is horizontally connected with a connecting plate 215;
the load mechanism comprises a load plate 315, the load plate 315 is parallel to the connecting plate 215, the size of the load plate 315 is larger than that of the connecting plate 215, a rubber bump 316 is arranged at the top end of the load plate 315, a connecting block is connected to the lower end of the load plate 315, and the connecting block is fixedly connected with the action end of the electric telescopic rod 314.
The embodiment is as follows:
the supporting rod 214, the connecting plate 215 and the load plate 315 are made of insulating materials, when the lightning protection mechanism is required to ascend, the action end of the electric telescopic rod 314 extends to enable the connecting block to move towards the connecting plate 215, the load plate 315 is driven to be located below the connecting plate 215, the load plate 315 bears the connecting plate 215, and then the load plate 315 drives the connecting plate 215 to ascend under the action of the driving mechanism;
because the mounting substrate 213 moves obliquely upwards when rising, the connecting plate 215 moves on the load plate 315, the size of the load plate 315 is larger than that of the connecting plate 215, so that the connecting plate 215 does not fall off when moving on the load plate 315, and the rubber bump 316 arranged at the top end of the load plate 315 can increase the sliding friction force and more effectively prevent the connecting plate 215 from sliding off the load plate 315.
Wherein, the top level of device body 1 is provided with recess 110 and slot 112, recess 110 and slot 112 are located the radial both sides that diverge of passway mouth respectively, the opening of recess 110 and slot 112 is relative, the afterbody of recess 110 is provided with miniature cylinder 111, the action end of miniature cylinder 111 is towards the opening of recess 110, the action end of miniature cylinder 111 is connected with spacing conductive plate 114, guide way 115 has been seted up towards recess 110 open-ended one side to spacing conductive plate 114, the width of guide way 115 is greater than the width of conductor block 212, the highly thickness that is greater than spacing conductive plate 114 of slot 112.
The embodiment is as follows:
the action end of the micro cylinder 111 is made of an insulating material, when a lightning arrester of the lightning protection mechanism extends out of the device body 1 and is positioned at the top of the device body 1, the micro cylinder 111 is started, and the action end of the micro cylinder 111 drives the limiting guide plate to extend out of the groove 110 and then is inserted into the slot 112; because the side of the limiting and conducting plate 114 facing the opening of the groove 110 is provided with the guide groove 115, and the width of the guide groove 115 is greater than that of the conductor block 212, the conductor block 212 will pass through the guide groove 115 of the limiting and conducting plate 114, and then the mounting substrate 213 will be clamped on the top of the limiting and conducting plate 114, thereby limiting and fixing the limiting and conducting plate 114.
In this way, the mounting substrate 213 is clamped on the top of the limiting conductive plate 114, and the lightning receptor on the top of the mounting substrate 213 is fixed on the top of the device body 1 after extending out, so as to perform lightning protection.
The device body 1 is further provided with an auxiliary lightning protection mechanism, the auxiliary lightning protection mechanism comprises a conducting rod 113, the conducting rod 113 is embedded in a shell of the device body 1, two sides of the shell are respectively provided with a group of conducting rods 113, the low end of one group of conducting rods 113 is connected with a grounding device 217, the high end extends into the slot 112, the low end of the other group of conducting rods 113 is connected with the grounding device 217, and the high end extends into the groove 110.
The embodiment is as follows:
when the pair of conductive limiting plates extends out and is inserted into the slot 112, one end of the conductive limiting plate located in the slot 112 contacts with the high end of the conductive rod 113, and one end of the conductive limiting plate located in the groove 110 contacts with the high end of the conductive rod 113.
In this way, when the lightning receptor conducts lightning discharge, current can be conducted from the lightning receptor, the conductive block, the mounting substrate 213 and the conductive limiting plate to the conductive rod 113, the conductive rod 113 is conducted from the high end to the low end, and then the current is conducted to the ground through the ground wire 218 of the grounding device 217; can follow the lightning current with the arrester guide like this and carry out multistage drainage, prevent that lightning-arrest mechanism from damaging, more be favorable to drainage lightning current moreover, provide more effective protection for the radar.
The length of the limiting conductive plate 114 is greater than the horizontal distance between the high ends of the two sets of conductive rods 113.
Wherein, the total length of the two sets of guide rods 216 is greater than the distance between the top of the device body 1 and the grounding device 217.
Wherein the support rod 214 has a radius smaller than that of the conductor block 212, and the length of the support rod 214 is greater than the thickness of the top of the device body 1.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the technical scope of the present invention, and the technical scope of the present invention is also considered to fall into the scope of the claims.
Claims (10)
1. The utility model provides a field lightning arrester is erect to radar, includes inside device body for the cavity, its characterized in that: the lightning protection device is characterized in that a lightning protection mechanism capable of moving up and down and a load mechanism used for lifting a lightning receptor of the lightning protection mechanism are arranged in the device body, and the load mechanism is arranged on one side of the lightning protection mechanism and connected with a driving mechanism;
the lightning arrester is characterized in that the top of the lightning arrester body is provided with a passage opening through which the lightning arrester extends out of the lightning arrester body and a limiting mechanism for limiting and fixing the extending part of the lightning arrester body, and the limiting mechanism is positioned on one side of the passage opening.
2. A lightning arrester according to claim 1, characterized in that: the lightning protection mechanism comprises a horizontally arranged mounting substrate, the lightning arrester is vertically mounted at the top of the mounting substrate, the bottom end of the lightning arrester is connected with a conductor block, the conductor block penetrates through the mounting substrate and extends to the lower portion of the mounting substrate, two groups of guide rods are arranged below the mounting substrate, the end portions of the two groups of guide rods are hinged to each other, one group of the guide rods are far away from one end of the hinged portion and hinged to the bottom end of the conductor block, the other group of the guide rods are far away from one end of the hinged portion and hinged to a grounding device, the grounding device is fixed to the inner bottom of the lightning arrester body, and a grounding wire of the grounding device penetrates through the bottom of the lightning arrester body and extends outwards.
3. A lightning arrester according to claim 2, characterized in that: the arrester includes main arrester and side direction arrester, main arrester and side direction arrester are electrically conductive material, the height that highly is greater than of main arrester the height of side direction arrester, at least one and even setting of side direction arrester is in the radial a week of level of main arrester, the side direction arrester is oblique vertebra body structure.
4. A lightning arrester according to claim 2, characterized in that: the driving mechanism comprises a rotating motor, the rotating motor is installed on one side of the grounding device, the action end of the rotating motor faces upwards, the action end of the rotating motor is connected with a threaded rod, one end, away from the rotating motor, of the threaded rod is connected with the inner top of the device body through a rotating bearing, a sliding sleeve is sleeved on the threaded rod, one side, facing the lightning protection mechanism, of the sliding sleeve is connected with an electric telescopic rod, and the action end of the electric telescopic rod is connected with a load mechanism; the sliding sleeve is far away from one side of the load mechanism is vertically provided with a guide sliding rod, the guide sliding rod is provided with a sliding block in a sliding mode, and the sliding block is connected with the sliding sleeve through a connecting rod.
5. A lightning arrester according to claim 4, characterized in that: a supporting rod is vertically arranged on the mounting substrate, the supporting rod is fixedly arranged on one side of the bottom of the mounting substrate close to the load mechanism, and a connecting plate is horizontally connected to the bottom of the supporting rod;
the load mechanism comprises a load plate, the load plate is parallel to the connecting plate, the size of the load plate is larger than that of the connecting plate, a rubber bump is arranged at the top end of the load plate, the lower end of the load plate is connected with a connecting block, and the connecting block is fixedly connected with the action end of the electric telescopic rod.
6. A lightning arrester according to claim 5, characterized in that: the top level of device body is provided with recess and slot, recess and slot are located respectively the radial both sides that disperse of passway mouth, the opening of recess and slot is relative, the afterbody of recess is provided with miniature cylinder, miniature cylinder's action end orientation the opening of recess, miniature cylinder's action end is connected with spacing current conducting plate, the guide way has been seted up towards recess open-ended one side to spacing current conducting plate, the width of guide way is greater than the width of conductor block, the height of slot is greater than spacing current conducting plate thickness.
7. A lightning arrester according to claim 6, characterized in that: the lightning protection device is characterized in that an auxiliary lightning protection mechanism is further arranged on the device body and comprises a conducting rod, the conducting rod is buried in the shell of the device body, a group of conducting rods is arranged on each of two sides of the shell, the low-level end of one group of conducting rods is connected with the grounding device, the high-level end of the other group of conducting rods extends into the slot, the low-level end of the other group of conducting rods is connected with the grounding device, and the high-level end of the other group of conducting rods extends into the groove.
8. A lightning arrester according to claim 7, characterized in that: the length of the limiting conductive plate is greater than the horizontal distance between the high-position ends of the two groups of conductive rods.
9. A lightning arrester according to claim 8, characterized in that: the total length of the two groups of guide rods is greater than the distance between the top of the device body and the grounding device.
10. A lightning arrester according to claim 9, characterized in that: the radius of the supporting rod is smaller than that of the conductor block, and the length of the supporting rod is larger than the thickness of the top of the device body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120182057.3U CN214542925U (en) | 2021-01-22 | 2021-01-22 | Lightning arrester for radar erection site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120182057.3U CN214542925U (en) | 2021-01-22 | 2021-01-22 | Lightning arrester for radar erection site |
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| Publication Number | Publication Date |
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| CN214542925U true CN214542925U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120182057.3U Active CN214542925U (en) | 2021-01-22 | 2021-01-22 | Lightning arrester for radar erection site |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114865270A (en) * | 2022-04-24 | 2022-08-05 | 中国电子科技集团公司第三十八研究所 | Electromechanical automatic erection system and control method of multi-joint transmission radar |
| CN116387986A (en) * | 2023-06-05 | 2023-07-04 | 四川众信通用电力有限公司 | Intelligent clean energy power generation power transformation equipment |
-
2021
- 2021-01-22 CN CN202120182057.3U patent/CN214542925U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114865270A (en) * | 2022-04-24 | 2022-08-05 | 中国电子科技集团公司第三十八研究所 | Electromechanical automatic erection system and control method of multi-joint transmission radar |
| CN114865270B (en) * | 2022-04-24 | 2023-06-30 | 中国电子科技集团公司第三十八研究所 | Electromechanical automatic erection system of multi-joint transmission radar and control method |
| CN116387986A (en) * | 2023-06-05 | 2023-07-04 | 四川众信通用电力有限公司 | Intelligent clean energy power generation power transformation equipment |
| CN116387986B (en) * | 2023-06-05 | 2023-08-11 | 四川众信通用电力有限公司 | Intelligent clean energy power generation power transformation equipment |
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