CN209843405U - Lightning protection system for wind field current collection line - Google Patents
Lightning protection system for wind field current collection line Download PDFInfo
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- CN209843405U CN209843405U CN201920922794.5U CN201920922794U CN209843405U CN 209843405 U CN209843405 U CN 209843405U CN 201920922794 U CN201920922794 U CN 201920922794U CN 209843405 U CN209843405 U CN 209843405U
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- fixing plate
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- nut
- limiting part
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Abstract
The utility model discloses a wind field is lightning-arrest system for current collection circuit, include: the supporting assembly comprises a first fixing plate, a first panel is welded to the top of the first fixing plate, a second fixing plate is arranged on the right side of the first fixing plate, and a second panel is welded to the top of the second fixing plate; the height adjusting assembly comprises a limiting part, and the limiting part is welded on the right side of the second fixing plate; when the user is on installing fixed subassembly to insulated conductor, need adjust the distance between arrester and the insulated conductor, at first, revolve wrong the body of rod, the body of rod rotates in spacing portion inboard, and rotate on the plate body, make the second fixed plate upwards or the lapse in the inside wall of spacing portion, secondly, measure the distance between arrester and the insulated conductor through external instrument, when reacing corresponding height, stop rotatory body of rod, the cooperation through bolt and first nut is firm the second fixed plate on first fixed plate.
Description
The technical field is as follows:
the utility model relates to a lightning arrester technical field specifically is a lightning-arrest system for wind field collection line.
Background art:
the term includes any external clearance which is necessary for the normal function of the electric appliance during operation and installation, no matter whether the electric appliance is used as an integral part or not, along with the continuous lengthening of a power distribution network line and the popularization of insulation design, the line breaking accident caused by lightning is prominent, the personal accident is easy to cause after the line is broken, the statistical number of the insulator breakdown accidents is also continuously increased, and the safe operation of the power distribution network line is seriously threatened. Preventing lightning strike damage is therefore a key technique for delivering power to insulated conductors.
The prior art has the following problems:
the gap between the lightning arrester and the insulated conductor is not fixed, the adjustment of the gap distance is quite difficult during installation, and the gap distance is difficult to measure accurately by using a ruler during installation due to the fact that the insulated conductor has sag.
The utility model has the following contents:
an object of the utility model is to provide a wind field is lightning-arrest system for electric wire collection line to it is unsettled formula with insulated wire clearance itself to propose the arrester in solving above-mentioned background art, when the adjustment of clearance distance is very difficult, because insulated wire itself has the sag, goes to measure the difficult accurate problem of measurement of clearance distance with the ruler during installation.
The utility model discloses by following technical scheme implement: a lightning protection system for a wind farm collection line, comprising:
the supporting assembly comprises a first fixing plate, a first panel is welded to the top of the first fixing plate, a second fixing plate is arranged on the right side of the first fixing plate, and a second panel is welded to the top of the second fixing plate;
the height adjusting assembly comprises a limiting part, the limiting part is welded on the right side of the second fixing plate, a plate body is welded on the right side of the second fixing plate close to the inner side of the limiting part, the bottom of the plate body is rotatably connected with a rod body, the rod body penetrates through the limiting part, and the rod body is in threaded connection with the limiting part;
an insulator disposed on an upper surface of the first panel;
the lightning arrester is arranged on the upper surface of the second panel, the top end of the lightning arrester is fixedly connected with the current guiding ring, and the current guiding ring is sleeved on the outer side of the insulator.
As further preferable in the present technical solution: the opposite sides of the limiting parts are provided with sliding grooves, and two sides of the second fixing plate slide in the two sliding grooves.
As further preferable in the present technical solution: the rod body is connected with the plate body through a rotating shaft.
As further preferable in the present technical solution: the supporting component comprises a first fixing plate, a second fixing plate, a supporting component and a bolt, wherein the first fixing plate is fixedly arranged on the supporting component, one side of the second fixing plate is provided with second through holes which are regularly arranged, one side of the first fixing plate is provided with first through holes which are regularly arranged, the supporting component further comprises a bolt and a first nut, the bolt penetrates through the first through holes and the second through holes, and the first nut is in threaded connection with the bolt.
As further preferable in the present technical solution: the bottom of first panel is provided with the second nut, the insulator pass through the second nut with first panel fixed connection, the bottom of second panel is provided with the third nut, the arrester passes through the third nut with second panel fixed connection.
As further preferable in the present technical solution: the top of insulator is provided with fixed subassembly, fixed subassembly includes base and clamp plate, the top bolt fastening base of clamp plate.
The utility model has the advantages that: when the user is on installing fixed subassembly to insulated conductor, need adjust the distance between arrester and the insulated conductor, at first, revolve wrong the body of rod, the body of rod rotates in spacing portion inboard, and rotate on the plate body, make the second fixed plate upwards or the lapse in the inside wall of spacing portion, secondly, measure the distance between arrester and the insulated conductor through external instrument, when reacing corresponding height, stop rotatory body of rod, the cooperation through bolt and first nut is firm the second fixed plate on first fixed plate.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
fig. 3 is a right side view of the present invention;
fig. 4 is a front view of the present invention;
fig. 5 is a perspective view of the limiting portion of the present invention.
In the figure: 10. a support assembly; 11. a first panel; 12. a first fixing plate; 121. a first through hole; 13. a second fixing plate; 131. a second through hole; 14. a second panel; 15. a bolt; 16. a first nut; 20. a height adjustment assembly; 21. a rod body; 22. a limiting part; 221. a chute; 23. a plate body; 30. an insulator; 31. a second nut; 40. a lightning arrester; 41. a drainage ring; 42. a third nut; 50. a fixing assembly; 51. a base; 52. and (7) pressing a plate.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides a technical solution: a lightning protection system for a wind farm collection line, comprising:
the supporting assembly 10 comprises a first fixing plate 12, a first panel 11 is welded on the top of the first fixing plate 12, a second fixing plate 13 is arranged on the right side of the first fixing plate 12, and a second panel 14 is welded on the top of the second fixing plate 13;
the height adjusting assembly 20 comprises a limiting part 22, the limiting part 22 is welded on the right side of the second fixing plate 13, a plate body 23 is welded on the inner side, close to the limiting part 22, of the right side of the second fixing plate 13, the bottom of the plate body 23 is rotatably connected with a rod body 21, the rod body 21 penetrates through the limiting part 22, and the rod body 21 is in threaded connection with the limiting part 22;
an insulator 30 provided on an upper surface of the first panel 11;
and the lightning arrester 40 is arranged on the upper surface of the second panel 14, the top end of the lightning arrester 40 is fixedly connected with a current guiding ring 41, and the current guiding ring 41 is sleeved on the outer side of the insulator 30.
In the examples, the concrete: the opposite sides of the limiting part 22 are both provided with sliding grooves 221, and both sides of the second fixing plate 13 slide in the two sliding grooves 221; the two sliding grooves 221 are provided to facilitate the sliding of the second fixing plate 13 in the limiting portion 22, and to better limit the position of the second fixing plate 13.
In the examples, the concrete: the rod body 21 is connected with the plate body 23 through a rotating shaft; the rotating shaft connects the rod body 21 and the plate body 23, so that the rod body 21 can rotate on the plate body 23 conveniently.
In the examples, the concrete: one side of the second fixing plate 13 is provided with second through holes 131 which are regularly arranged, one side of the first fixing plate 12 is provided with first through holes 121 which are regularly arranged, the support assembly 10 further comprises a bolt 15 and a first nut 16, the bolt 15 penetrates through the first through hole 121 and the second through hole 131, and the first nut 16 is screwed on the bolt 15; the two second fixing plates 13 are fixed on the first fixing plate 12 by the bolts 15 penetrating through the second through holes 131 and the first through holes 121 and by the cooperation of the first nuts 16.
In the examples, the concrete: a second nut 31 is arranged at the bottom of the first panel 11, the insulator 30 is fixedly connected with the first panel 11 through the second nut 31, a third nut 42 is arranged at the bottom of the second panel 14, and the lightning arrester 40 is fixedly connected with the second panel 14 through the third nut 42; when the insulator 30 is attached, the insulator 30 is attached to the first panel 11 by the engagement of the second nut 31, and the arrester 40 is attached to the second panel 14 by the engagement of the third nut 42.
In the examples, the concrete: a fixing assembly 50 is arranged at the top of the insulator 30, the fixing assembly 50 comprises a base 51 and a pressing plate 52, and the base 51 is fixed by a top bolt of the pressing plate 52; the base 51 is attached to the insulated conductor, and the base 51 is fixed on the insulated conductor by the cooperation of the pressing plate 52.
In this embodiment, the lightning arrester is XHQ5-12.7/36 in model, and the limiting part 22 is a frame structure.
The working principle is as follows: when the lightning arrester is used, firstly, the second fixing plate 13 is slid into the limiting part 22, then the base 51 is attached to the insulated conductor, the base 51 is fixed on the insulated conductor by the matching of the pressing plate 52, after the lightning arrester is fixed, the rod body 21 is screwed to rotate on the limiting part 22 and the plate body 23 respectively, so as to drive the second fixing plate 13 to slide upwards or downwards on the limiting part 22, in the sliding process, the distance between the lightning arrester 40 and the insulated conductor is measured by external equipment, so as to know when the screwing of the rod body 21 is stopped, secondly, the bolt 15 penetrates through the second through hole 131 and the first through hole 121, and by the matching of the first nut 16, the two second fixing plates 13 are fixed on the first fixing plate 12, when the lightning overvoltage occurs on the overhead conductor during the use, on one hand, the inner part of the outer discharge gap and the inner part of the series discharge gap are punctured, the whole body presents low impedance, the lightning energy is discharged to the ground, the lightning overvoltage amplitude on a lead line is limited, on the other hand, a large electric arc generated by lightning current is instantly led to an internal series discharge gap inside the internal series gap arrester 40, the large electric arc is cut into small electric arcs by an internal discharge gap, air in the internal discharge gap is instantly and rapidly expanded under the action of high-temperature energy of the small electric arcs, air pressure difference is formed with the outside, the electric arcs are sprayed to the outside, plasma in the electric arcs is promoted to diffuse and dissociate, thus the system power frequency follow current after the lightning stroke is cut off is recovered to a normal operation state before the circuit breaker is tripped, and therefore the line insulator 30 is protected from lightning stroke flashover, and lightning stroke tripping and lightning stroke breaking are avoided.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A lightning protection system for a wind farm power collection line, comprising:
the supporting assembly (10) comprises a first fixing plate (12), a first panel (11) is welded to the top of the first fixing plate (12), a second fixing plate (13) is arranged on the right side of the first fixing plate (12), and a second panel (14) is welded to the top of the second fixing plate (13);
the height adjusting assembly (20) comprises a limiting part (22), the limiting part (22) is welded on the right side of the second fixing plate (13), a plate body (23) is welded on the inner side, close to the limiting part (22), of the right side of the second fixing plate (13), the bottom of the plate body (23) is rotatably connected with the rod body (21), the rod body (21) penetrates through the limiting part (22), and the rod body (21) is in threaded connection with the limiting part (22);
an insulator (30) provided on the upper surface of the first panel (11);
the lightning arrester (40) is arranged on the upper surface of the second panel (14), the top end of the lightning arrester (40) is fixedly connected with a current guiding ring (41), and the current guiding ring (41) is sleeved on the outer side of the insulator (30).
2. A lightning protection system for a wind farm collection line according to claim 1, characterized in that: the opposite sides of the limiting parts (22) are provided with sliding grooves (221), and two sides of the second fixing plate (13) slide in the two sliding grooves (221).
3. A lightning protection system for a wind farm collection line according to claim 1, characterized in that: the rod body (21) is connected with the plate body (23) through a rotating shaft.
4. A lightning protection system for a wind farm collection line according to claim 1, characterized in that: the supporting component (10) further comprises a bolt (15) and a first nut (16), the bolt (15) penetrates through the first through hole (121) and the second through hole (131), and the first nut (16) is screwed on the bolt (15).
5. A lightning protection system for a wind farm collection line according to claim 1, characterized in that: the bottom of first panel (11) is provided with second nut (31), insulator (30) pass through second nut (31) with first panel (11) fixed connection, the bottom of second panel (14) is provided with third nut (42), arrester (40) pass through third nut (42) with second panel (14) fixed connection.
6. A lightning protection system for a wind farm collection line according to claim 1, characterized in that: the top of insulator (30) is provided with fixed subassembly (50), fixed subassembly (50) include base (51) and clamp plate (52), the top bolt fastening base (51) of clamp plate (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920922794.5U CN209843405U (en) | 2019-06-18 | 2019-06-18 | Lightning protection system for wind field current collection line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920922794.5U CN209843405U (en) | 2019-06-18 | 2019-06-18 | Lightning protection system for wind field current collection line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209843405U true CN209843405U (en) | 2019-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920922794.5U Active CN209843405U (en) | 2019-06-18 | 2019-06-18 | Lightning protection system for wind field current collection line |
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| CN (1) | CN209843405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709787A (en) * | 2022-06-06 | 2022-07-05 | 安徽凯川电力保护设备有限公司 | Lightning protection device with automatic tripping function |
-
2019
- 2019-06-18 CN CN201920922794.5U patent/CN209843405U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709787A (en) * | 2022-06-06 | 2022-07-05 | 安徽凯川电力保护设备有限公司 | Lightning protection device with automatic tripping function |
| CN114709787B (en) * | 2022-06-06 | 2022-08-09 | 安徽凯川电力保护设备有限公司 | Lightning protection ware with automatic tripping operation function |
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