CN220156201U - Lightning protection device for overhead insulated line - Google Patents

Abstract

The utility model provides an overhead insulated line lightning protection device which comprises an insulated cable and a grounding cable, wherein a first fixed anchor ear is fixed on the insulated cable, a plurality of arc-shaped fixed plates are arranged in the first fixed anchor ear, a second fixed anchor ear is fixed on the grounding cable, an insulator is arranged between the first fixed anchor ear and the second fixed anchor ear, first olecranon hooks are fixed at the upper end and the lower end of the insulator, second olecranon hooks are in rotary fit with the side surfaces of the first fixed anchor ear and the second fixed anchor ear, and the first olecranon hooks correspond to the second olecranon hooks. According to the utility model, the first olecranon hooks are arranged at the upper end and the lower end of the insulator, the second olecranon hooks are arranged on the side surfaces of the first fixed anchor ear and the second fixed anchor ear, the insulator can be fixed through the first olecranon hooks and the second olecranon hooks, the insulator can be disassembled by pushing the second olecranon hooks, the replacement is simpler, and meanwhile, the first fixed anchor ear and the second fixed anchor ear are not required to be disassembled, so that the maintenance cost is reduced.

Description

Lightning protection device for overhead insulated line

Technical Field

The utility model relates to the technical field of lightning protection devices, in particular to an overhead insulated line lightning protection device.

Background

The utility model provides a lightning protection, means through constituteing interception, dredge and release the integrated system mode of putting into the ground at last in order to prevent by the electromagnetic pulse of direct lightning or thunder and lightning to the protection technology that causes harm to building itself or its internal equipment, like the patent of publication No. CN208284977U, disclose an overhead line lightning protection device, including bottom arc board, spring one, depression bar one, arc first, rotation arc board, rubber slab, arc second, depression bar two and spring two, cambered surface installation depression bar one on the bottom arc board, depression bar one is installed to depression bar lower extreme, spring one is fixed in bottom arc inboard, depression bar one is installed to depression bar one upper end, arc first upper end is laminated with overhead line body annular side downside mutually, two rotation arc boards of bottom arc board upper end symmetry installation, rotation arc inboard installation rubber slab, rotation arc inboard upper side fixed spring two, depression bar two lower extreme fixed two, depression bar two lower extreme and body annular side of setting up the depression bar, this overhead line is laminated with overhead line body annular side, and this overhead line body annular side design reduces the probability that this overhead line is used, and the stability is good.

The device is used for fixing the insulator on the overhead line through the mounting mechanism, the insulator is directly hung in the midair, so that the insulator can generate downward tension to the overhead line, the stress on two sides of the overhead line is easily increased, the overhead line can be influenced, the insulator needs to be replaced when the insulator is damaged, and the device is used for directly fixing the insulator on the overhead line, so that the insulator is more troublesome to replace.

Therefore, the utility model provides an overhead insulated line lightning protection device.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an overhead insulating line lightning protection device which solves the problems in the background art, is easy to replace, does not need to detach a first fixed anchor ear and a second fixed anchor ear, and reduces maintenance cost; the lightning can be led away, and a certain supporting effect can be achieved on the insulator; the first fixing anchor ear can be arranged on the insulating cables of different models, so that the application range of the device is enlarged.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides an overhead insulated line lightning protection device, includes insulated cable and earth connection cable, be fixed with first fixed staple bolt on the insulated cable, be equipped with a plurality of arc fixed plates in the first fixed staple bolt, be fixed with the fixed staple bolt of second on the earth connection cable, install the insulator between first fixed staple bolt and the fixed staple bolt of second, the upper and lower both ends of insulator all are fixed with first olecranon hook, the equal normal running fit in side of the fixed staple bolt of first fixed staple bolt and second has the second olecranon hook, first olecranon hook is corresponding with the second olecranon hook.

Further, grooves are formed in the side faces of the first fixed anchor ear and the side faces of the second fixed anchor ear, the grooves correspond to the first olecranon hooks, and the second olecranon hooks are located in the grooves.

Further, the groove is rotationally connected with a rotating shaft, the rotating shaft is fixedly connected with the second olecranon hook, a rotating groove is formed in the upper side of the groove, a lug is fixed on the side face of the rotating shaft, and the lug corresponds to the rotating groove.

Further, the push rod is slidably matched in the rotary groove.

Further, a plurality of telescopic links are fixed in the first fixed anchor ear, one end and the arc fixed plate fixed connection of telescopic link, first fixed anchor ear side screw thread fit have a plurality of threaded rods, and the one end and the arc fixed plate rotation of threaded rod are connected.

Further, a fixing frame and a support are fixed on the side face of the insulator, a plurality of resistor discs are arranged on the fixing frame, and an arc striking electrode ball is arranged on the support.

The utility model has the beneficial effects that: the utility model relates to a lightning protection device for an overhead insulated line, which comprises an insulator; a first olecranon hook; the first fixing hoop; the second fixing hoop; a second olecranon hook; an insulated cable; a ground cable; an arc-shaped fixing plate.

Install first olecranon hook at the upper and lower both ends of insulator, side-mounting second olecranon hook at first fixed staple bolt and the fixed staple bolt of second, can fix the insulator through first olecranon hook and second olecranon hook, and can dismantle the insulator through promoting the second olecranon hook, it is comparatively simple to change, need not to dismantle first fixed staple bolt and the fixed staple bolt of second simultaneously, reduce cost of maintenance, install the earth connection cable in insulating cable one side, not only can lead the thunder and lightning away, can also play certain supporting role to the insulator, install the arc fixed plate in first fixed staple bolt, can install first fixed staple bolt on the insulating cable of different models, thereby enlarge the application scope of device.

Drawings

Fig. 1 is a schematic diagram of an assembled three-dimensional structure of an overhead insulated line lightning protection device according to the present utility model;

fig. 2 is a schematic diagram of an assembled three-dimensional structure of an insulator, a first fixed anchor ear and a second fixed anchor ear in an overhead insulated line lightning protection device according to the present utility model;

FIG. 3 is a schematic diagram of the entire assembly cross-section structure of an overhead insulated line lightning protection device according to the present utility model;

FIG. 4 is a schematic diagram of FIG. 3 at A;

in the figure: 1. an insulated cable; 2. a ground cable; 3. an insulator; 4. a resistor sheet; 5. a fixing frame; 6. a bracket; 7. arc striking electrode ball; 8. the first fixing hoop; 9. the second fixing hoop; 10. an arc-shaped fixing plate; 11. a threaded rod; 12. a groove; 13. a first olecranon hook; 14. a second olecranon hook; 15. a rotating shaft; 16. a rotary groove; 17. a push rod; 18. and a bump.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an overhead insulated line lightning protection device, includes insulated cable 1 and earth connection cable 2, be fixed with first fixed staple bolt 8 on the insulated cable 1, be equipped with a plurality of arc fixed plates 10 in the first fixed staple bolt 8, be fixed with the fixed staple bolt 9 of second on the earth connection cable 2, install insulator 3 between the fixed staple bolt 9 of first fixed staple bolt 8 and second, the upper and lower both ends of insulator 3 all are fixed with first olecranon hook 13, the side of the fixed staple bolt 8 of first fixed staple bolt 8 and second fixed staple bolt 9 all normal running fit has second olecranon hook 14, first olecranon hook 13 is corresponding with second olecranon hook 14.

In this embodiment, the side surfaces of the first fixing hoop 8 and the second fixing hoop 9 are both provided with the groove 12, the groove 12 corresponds to the first olecranon hook 13, the second olecranon hook 14 is located in the groove 12, the rotating shaft 15 is rotationally connected with the second olecranon hook 14, the rotating groove 16 is provided on the upper side of the groove 12, the side surface of the rotating shaft 15 is fixed with the bump 18, the bump 18 corresponds to the rotating groove 16, the push rod 17 is slidably matched in the rotating groove 16, when the insulator 3 needs to be mounted, the first olecranon hook 13 is inserted into the groove 12 at this time, so that the first olecranon hook 13 pushes the second olecranon hook 14, the second olecranon hook 14 rotates, and then the first olecranon hook 13 is pushed continuously until the first olecranon hook 13 and the second olecranon hook 14 generate a clamping relationship, at this time, the insulator 3 can be fixed between the insulating cable 1 and the grounding cable 2, when the insulator 3 needs to be replaced, the push rod 17 is inserted into the rotating groove 16, so that the push rod 17 pushes the bump 18, and the second olecranon hook 14 is pushed by the second olecranon hook 14, and the second olecranon hook 14 can be removed simply.

The utility model provides a fixed staple bolt 8 internal fixation has a plurality of telescopic links, the one end and the arc fixed plate 10 fixed connection of telescopic link, the side screw thread fit of fixed staple bolt 8 has a plurality of threaded rods 11, the one end and the arc fixed plate 10 of threaded rod 11 rotate to be connected, when needs are fixed first fixed staple bolt 8 on insulated cable 1, cover first fixed staple bolt 8 on insulated cable 1, then through the fixed staple bolt 8 of bolt fastening, rotate threaded rod 11 again for threaded rod 11 promotes arc fixed plate 10 and insulated cable 1 and contacts, thereby can fix first fixed staple bolt 8 on insulated cable 1.

The side of insulator 3 is fixed with mount 5 and support 6, and the mount 5 is last to be installed a plurality of resistance cards 4, and support 6 is last to be installed striking electrode ball 7, and when striking, aerial thunder and lightning can be attracted by striking electrode ball 7 to can lead into on the earth connection cable 2 with the thunder and lightning, then let in ground, thereby play the effect of lightning protection.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The utility model provides an overhead insulated line lightning protection device, includes insulated cable (1) and earth connection cable (2), its characterized in that, be fixed with first fixed staple bolt (8) on insulated cable (1), be equipped with a plurality of arc fixed plates (10) in first fixed staple bolt (8), be fixed with fixed staple bolt of second (9) on earth connection cable (2), insulator (3) have been installed between fixed staple bolt of first fixed staple bolt (8) and second (9), the upper and lower both ends of insulator (3) all are fixed with first olecranon hook (13), the side of fixed staple bolt of first fixed staple bolt (8) and second (9) all normal running fit has second olecranon hook (14), first olecranon hook (13) is corresponding with second olecranon hook (14).

2. The overhead insulated line lightning protection device according to claim 1, wherein: the side faces of the first fixing anchor ear (8) and the second fixing anchor ear (9) are provided with grooves (12), the grooves (12) correspond to the first olecranon hooks (13), and the second olecranon hooks (14) are located in the grooves (12).

3. The overhead insulated line lightning protection device according to claim 2, wherein: the groove (12) is rotationally connected with a rotating shaft (15), the rotating shaft (15) is fixedly connected with the second olecranon hook (14), a rotating groove (16) is formed in the upper side of the groove (12), a protruding block (18) is fixed on the side face of the rotating shaft (15), and the protruding block (18) corresponds to the rotating groove (16).

4. An overhead insulated line lightning protection device according to claim 3, wherein: the rotating groove (16) is slidably matched with a push rod (17).

5. The overhead insulated line lightning protection device according to claim 1, wherein: a plurality of telescopic rods are fixed in the first fixed anchor ear (8), one end of each telescopic rod is fixedly connected with the arc-shaped fixing plate (10), a plurality of threaded rods (11) are in threaded fit with the side face of the first fixed anchor ear (8), and one end of each threaded rod (11) is rotatably connected with the arc-shaped fixing plate (10).

6. The overhead insulated line lightning protection device according to claim 1, wherein: the side of insulator (3) is fixed with mount (5) and support (6), installs a plurality of resistance cards (4) on mount (5), installs arc striking electrode ball (7) on support (6).