CN215989639U

CN215989639U - Lightning arrester with detachable external gap

Info

Publication number: CN215989639U
Application number: CN202122152899.7U
Authority: CN
Inventors: 桑仲明
Original assignee: Teruige Tianjin Technology Co ltd
Current assignee: Teruige Tianjin Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-03-08
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to the technical field of lightning arrester equipment, in particular to an external clearance detachable lightning arrester, which comprises a fixed plate, wherein the right end of the fixed plate is fixedly connected with a fixed block, the right end of the fixed block is provided with a second slot and a first slot, the first slot is communicated with the second slot, a limiting rod is movably inserted in the second slot, the circumferential surface of the limiting rod is fixedly connected with an inserting plate, the inserting plate is movably inserted in the first slot, the upper end and the lower end of the limiting rod are fixedly connected with baffle plates, the upper end of the upper baffle plate is fixedly connected with a lightning arrester main body, the two baffle plates and the fixed plate are respectively connected through two traction mechanisms, the two traction mechanisms are respectively used for limiting the positions of the two baffle plates, the installation and the disassembly of the lightning arrester main body are finally realized, and the installation mode of the existing lightning arrester is optimized.

Description

Lightning arrester with detachable external gap

Technical Field

The utility model relates to the technical field of lightning arrester equipment, in particular to a lightning arrester with a detachable external gap.

Background

Lightning rod, also known as lightning rod, is used to protect buildings, tall trees etc. from lightning strike device. The top end of the protected object is provided with a lightning receptor which is connected with a drainage ground net buried underground by a lead wire meeting the specification. The lightning rod specifications must meet national standards, and the lightning rod height specifications required for each lightning protection category are different.

The patent document who discloses the part among the prior art has arrester technique, chinese patent with application number 201920067062.2 discloses a combined detachable outer clearance arrester, including insulator, wiring backup pad, wiring bolt, ground connection mounting panel, discharge ball, arrester body, sleeve, locating plate, earth bolt, high-voltage lead and wiring bolted connection, the insulator upper end is equipped with the wiring backup pad, the insulator lower extreme is equipped with the ground connection mounting panel, be equipped with the discharge ball on arrester body and the high-voltage line, the lower extreme of gap arrester body is equipped with earth bolt and sleeve, is equipped with operating means in the sleeve, thereby ground bolt is connected fixed arrester body with the locating plate, the mounting panel is connected with the locating plate to with insulator and arrester body fixed connection.

The existing arrester is mostly fixed on a power transmission tower by screws, so that the arrester is inconvenient to install and detach, great difficulty is brought to overhaul and replacement of the arrester, and the arrester with detachable external gaps is provided for the lightning arrester.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an external gap detachable lightning arrester.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: the lightning arrester with the detachable external clearance comprises a fixed plate, wherein a fixed block is fixedly connected to the right end of the fixed plate, a second slot and a first slot are formed in the right end of the fixed block, the first slot is communicated with the second slot, a limiting rod is movably inserted in the second slot, an inserting plate is fixedly connected to the circumferential surface of the limiting rod, the inserting plate is movably inserted in the first slot, baffle plates are fixedly connected to the upper end and the lower end of the limiting rod, a lightning arrester main body is fixedly connected to the upper end of the baffle plate, the two baffle plates and the fixed plate are respectively connected through two traction mechanisms, and the two traction mechanisms are respectively used for limiting the positions of the two baffle plates; when the lightning arrester is in work, when the position of the lightning arrester main body needs to be fixed, the limiting rod is held by a hand, the limiting rod is inserted into the second slot, the plugboard is inserted into the first slot, the two U-shaped rotating rods are rotated to pull the two traction rods, the two traction rods drive the two inserting rods to move, the two inserting rods drive the two fixing rings to move, the two fixing rings drive the two springs to be stretched, the two traction rods are moved into the two clamping grooves, the two traction rods are loosened, the two fixing rings are driven to reset under the elastic reset of the springs, the two traction rods are clamped in the two clamping grooves to prevent the two baffles from moving rightwards, and finally, the position of the lightning arrester main body is fixed.

Preferably, the traction mechanism comprises a rotating hole, a U-shaped rotating rod, two springs, two fixing rings, inserting rods and traction rods, wherein the rotating hole is formed in the upper end of the fixing plate, the U-shaped rotating rod is rotatably connected into the rotating hole, the two inserting rods are movably inserted into the right ends of the U-shaped rotating rod, the two fixing rings are fixedly connected to the circumferential surfaces of the two inserting rods respectively, the two springs are sleeved on the circumferential surfaces of the two inserting rods respectively, the left ends of the two springs are fixedly connected to the right ends of the U-shaped rotating rod respectively, the right ends of the two springs are fixedly connected to the left ends of the two fixing rings respectively, the traction rods are fixedly connected to the right ends of the two inserting rods, and the traction rods are located on the right side of the baffle; when the two-way telescopic type two-way telescopic type two-way telescopic type two-way telescopic type two-adjustable telescopic type two-way telescopic type two-adjustable double-way telescopic type two-way telescopic type two-adjustable double-way telescopic type.

Preferably, two clamping grooves are formed in the right ends of the two baffles, and the two traction rods are clamped in the four clamping grooves respectively; during operation, the draw bar is conveniently clamped in the draw groove due to the arrangement of the draw groove, and the draw bar is prevented from accidentally sliding at the right end of the baffle.

Preferably, the upper end and the lower end of each of the two traction rods are fixedly connected with a limiting plate, and the four limiting plates are respectively matched with the four clamping grooves; when the draw bar limiting device works, the limiting plate has a limiting effect due to the fact that the limiting plate prevents the draw bar from moving up and down in the clamping groove.

Preferably, the left end of the fixing plate is fixedly connected with a connecting plate, and the left end of the connecting plate is provided with two mounting holes; during operation, the screw can be inserted in the mounting hole, and the connecting plate is fixed on the power transmission tower, so that the fixing plate is fixed on the power transmission tower.

Preferably, the two baffles are both arc-shaped and are respectively matched with the two traction rods; when the draw bar is in work, the baffle is arc-shaped, so that the draw bar can slide at the right end of the baffle conveniently.

Compared with the prior art, the utility model has the following beneficial effects:

when the position of the lightning arrester main body needs to be fixed, the limiting rod is held by a hand, the limiting rod is inserted into the second slot, the inserting plate is inserted into the first slot, the two U-shaped rotating rods are rotated, the two traction rods are pulled, the two traction rods drive the two inserting rods to move, the two inserting rods drive the two fixing rings to move, the two fixing rings drive the two springs to be stretched, the two traction rods are moved into the two clamping grooves, the two traction rods are loosened, the two fixing rings are driven to reset under the elastic reset of the springs, the two traction rods are clamped in the two clamping grooves to prevent the two baffles from moving rightwards, the position of the lightning arrester main body is finally fixed, when the lightning arrester main body needs to be disassembled, the reverse operation can be carried out, the installation and the disassembly of the lightning arrester main body convenient to be finally realized, and the installation mode of the existing lightning arrester is optimized.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective exploded view of the present invention;

FIG. 3 is a perspective view of the U-shaped rotating rod of the present invention;

fig. 4 is a perspective view of the baffle of the present invention.

In the figure: 1. a fixing plate; 2. hole turning; 3. a connecting plate; 4. mounting holes; 5. a U-shaped rotating rod; 6. inserting a rod; 7. a spring; 8. a fixing ring; 9. a draw bar; 10. a limiting plate; 11. a fixed block; 12. a first slot; 13. a second slot; 14. a limiting rod; 15. a baffle plate; 16. a card slot; 17. inserting plates; 18. the lightning arrester comprises a lightning arrester main body.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The arrester with the detachable external gap as shown in fig. 1-4 comprises a fixing plate 1, wherein a fixing block 11 is fixedly connected to the right end of the fixing plate 1, a second slot 13 and a first slot 12 are chiseled at the right end of the fixing block 11, the first slot 12 is communicated with the second slot 13, a limiting rod 14 is movably inserted in the second slot 13, an inserting plate 17 is fixedly connected to the circumferential surface of the limiting rod 14, the inserting plate 17 is movably inserted in the first slot 12, baffle plates 15 are fixedly connected to the upper end and the lower end of the limiting rod 14, an arrester main body 18 is fixedly connected to the upper end of the upper baffle plate 15, the two baffle plates 15 are respectively connected with the fixing plate 1 through two traction mechanisms, and the two traction mechanisms are respectively used for limiting the positions of the two baffle plates 15; when the lightning arrester is in work, when the position of the lightning arrester main body 18 needs to be fixed, the limiting rod 14 is held by hand, the limiting rod 14 is inserted into the second slot 13, the inserting plate 17 is inserted into the first slot 12, the two U-shaped rotating rods 5 are rotated to pull the two traction rods 9, the two traction rods 9 drive the two inserting rods 6 to move, the two inserting rods 6 drive the two fixing rings 8 to move, the two fixing rings 8 drive the two springs 7 to be stretched, the two traction rods 9 are moved into the two clamping grooves 16, the two traction rods 9 are loosened, the two fixing rings 8 are driven to reset under the elastic reset of the spring 7, the two draw bars 9 are clamped in the two clamping grooves 16 to prevent the two baffles 15 from moving rightwards, and finally the position of the lightning arrester main body 18 is fixed, when the lightning arrester main body 18 needs to be disassembled, the reverse operation is carried out, so that the lightning arrester main body 18 can be conveniently assembled and disassembled, and the existing lightning arrester installation mode is optimized.

Specifically, the traction mechanism comprises a rotary hole 2, a U-shaped rotary rod 5, two springs 7, two fixing rings 8, inserting rods 6 and a traction rod 9, the rotary hole 2 is drilled at the upper end of a fixing plate 1, the U-shaped rotary rod 5 is rotatably connected in the rotary hole 2, the two inserting rods 6 are movably inserted at the right end of the U-shaped rotary rod 5, the two fixing rings 8 are respectively and fixedly connected to the circumferential surfaces of the two inserting rods 6, the two springs 7 are respectively sleeved on the circumferential surfaces of the two inserting rods 6, the left ends of the two springs 7 are respectively and fixedly connected to the right end of the U-shaped rotary rod 5, the right ends of the two springs 7 are respectively and fixedly connected to the left ends of the two fixing rings 8, the traction rod 9 is fixedly connected to the right ends of the two inserting rods 6, and the traction rod 9 is positioned on the right side of a baffle 15; when the two-way sliding type lifting device works, the two U-shaped rotating rods 5 are rotated to pull the two draw rods 9, the two draw rods 9 drive the two insert rods 6 to move, the two insert rods 6 drive the two fixing rings 8 to move, the two fixing rings 8 drive the two springs 7 to be stretched, the two draw rods 9 are moved to the right ends of the two baffles 15, the two draw rods 9 are loosened, the two fixing rings 8 are driven to reset under the elastic reset of the springs 7, and when the two draw rods 9 are located at the right ends of the two baffles 15, the two baffles 15 are prevented from moving rightwards.

Specifically, two clamping grooves 16 are formed at the right ends of the two baffles 15, and the two traction rods 9 are clamped in the four clamping grooves 16 respectively; when the draw bar box works, the draw bar 9 is conveniently clamped in the draw groove 16 due to the arrangement of the draw groove 16, and the draw bar 9 is prevented from accidentally sliding at the right end of the baffle 15.

Specifically, the upper end and the lower end of each of the two traction rods 9 are fixedly connected with a limiting plate 10, and the four limiting plates 10 are respectively matched with the four clamping grooves 16; when the draw bar type limiting device works, the limiting plate 10 has a limiting effect because the limiting plate 10 prevents the draw bar 9 from moving up and down in the clamping groove 16.

Specifically, the left end of the fixed plate 1 is fixedly connected with a connecting plate 3, and the left end of the connecting plate 3 is provided with two mounting holes 4; during operation, the fixing plate 1 can be fixed on the power transmission tower by inserting screws into the mounting holes 4 and fixing the connecting plate 3 on the power transmission tower.

Specifically, the two baffles 15 are both arc-shaped, and the two baffles 15 are respectively matched with the two traction rods 9; during operation, the baffle 15 is arranged in an arc shape, so that the traction rod 9 can slide at the right end of the baffle 15.

The working principle of the utility model is as follows:

when the position of the lightning arrester main body 18 needs to be fixed, the limiting rod 14 is held by a hand, the limiting rod 14 is inserted into the second slot 13, the inserting plate 17 is inserted into the first slot 12, the two U-shaped rotating rods 5 are rotated, the two traction rods 9 are pulled, the two traction rods 9 drive the two inserting rods 6 to move, the two inserting rods 6 drive the two fixing rings 8 to move, the two fixing rings 8 drive the two springs 7 to be stretched, the two traction rods 9 are moved into the two clamping grooves 16, the two traction rods 9 are loosened, the two fixing rings 8 are driven to reset under the elastic reset of the springs 7, the two traction rods 9 are clamped in the two clamping grooves 16 to prevent the two baffles 15 from moving rightwards, and finally the position of the lightning arrester main body 18 is fixed.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined by the appended claims and their equivalents.

Claims

1. The arrester with the detachable external gap comprises a fixed plate (1) and is characterized in that the right end of the fixed plate (1) is fixedly connected with a fixed block (11), a second slot (13) and a first slot (12) are drilled at the right end of the fixed block (11), the first slot (12) is communicated with the second slot (13), a limit rod (14) is movably inserted in the second slot (13), the circumferential surface of the limiting rod (14) is fixedly connected with an inserting plate (17), the inserting plate (17) is movably inserted in the first slot (12), the lightning arrester is characterized in that the upper end and the lower end of the limiting rod (14) are fixedly connected with baffle plates (15) respectively, the upper end of each baffle plate (15) is fixedly connected with an arrester main body (18) respectively, the two baffle plates (15) are connected with the fixing plate (1) through two traction mechanisms respectively, and the two traction mechanisms are used for limiting the positions of the two baffle plates (15) respectively.

2. The arrester as claimed in claim 1, wherein the pulling mechanism comprises a rotating hole (2), a U-shaped rotating rod (5), two springs (7), two fixing rings (8), two inserting rods (6) and a pulling rod (9), the rotating hole (2) is cut at the upper end of the fixing plate (1), the U-shaped rotating rod (5) is rotatably connected in the rotating hole (2), the two inserting rods (6) are movably inserted at the right end of the U-shaped rotating rod (5), the two fixing rings (8) are respectively fixedly connected to the circumferential surfaces of the two inserting rods (6), the two springs (7) are respectively sleeved on the circumferential surfaces of the two inserting rods (6), the left ends of the two springs (7) are respectively fixedly connected to the right ends of the U-shaped rotating rod (5), and the right ends of the two springs (7) are respectively fixedly connected to the left ends of the two fixing rings (8), the draw bar (9) is fixedly connected to the right ends of the two inserted rods (6), and the draw bar (9) is positioned on the right side of the baffle (15).

3. An external gap removable lightning arrester according to claim 2, characterized in that two clamping grooves (16) are cut at the right end of each of the two baffle plates (15), and the two traction rods (9) are respectively clamped in the four clamping grooves (16).

4. An external gap removable lightning arrester according to claim 3, characterized in that the upper and lower ends of the two draw bars (9) are fixedly connected with limit plates (10), and the four limit plates (10) are respectively matched with the four slots (16).

5. An external gap removable lightning arrester according to claim 4, characterized in that a connecting plate (3) is fixedly connected to the left end of the fixed plate (1), and two mounting holes (4) are bored in the left end of the connecting plate (3).

6. An external gap removable lightning conductor according to claim 5, characterized in that both said baffles (15) are arranged in an arc shape, and that both said baffles (15) are adapted to the two tow bars (9), respectively.