Lightning arrester convenient to disassemble and assemble

Abstract

The utility model discloses a lightning arrester convenient to dismantle, relates to lightning arrester technical field, including base and lightning arrester body, the upper surface of base is rotatingly connected with the pillar, the top of pillar is articulated with the square plate, the top of square plate is fixedly connected with the stand, the inside of stand is inserted with the insert block, and the insert block is inserted into the stand. The lightning arrester body is fixedly connected to the insertion block, a first bolt is in threaded connection with the side wall of the clamping seat, a threaded groove is formed in the insertion block in a penetrating mode, and the threaded groove is matched with the first bolt. According to the lightning arrester convenient to disassemble and assemble, by arranging the clamping base, the inserting block, the threaded groove, the first bolt and other structures, the inserting block is inserted into the inserting groove, the first bolt is rotated, the first bolt is screwed into the threaded groove and completely penetrates through the inserting block, the inserting block and the lightning arrester body are prevented from shaking, the installation stability is high, looseness is not prone to occurring, and disassembly and assembly are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of lightning arresters, in particular to a lightning arrester which is easy to disassemble and assemble. Background Art

[0002] In substations, especially large substations located in open outdoor areas, due to factors such as the material and height of the equipment, it is easy to be struck by lightning in thunderstorms, resulting in a large current flowing through the equipment instantly, causing damage. Lightning arresters are devices used to protect electrical equipment from high transient overvoltage hazards during lightning strikes, and limit the follow-through time and often the follow-through amplitude. They are widely used in power facilities such as substations.

[0003] For example, a patent entitled: A high-safety pillar-type lightning arrester (patent application number: CN202310129220.3) discloses a high-safety pillar-type lightning arrester. Through the setting of a positioning component, a rotational extrusion method is adopted to realize the clamping and engagement of the base pillar, thereby realizing the rapid installation of the lightning arrester body, and its auxiliary positioning is realized by plugging, and then through the rotational drive of the positioning component, the base pillar can be clamped and engaged through the positioning block, thereby completing the clamping and positioning of the lightning arrester body and ensuring the stability of its installation. However, although the squeezing and positioning are performed by the elastic force of the spring, the lightning arrester is unstable after installation, which affects the use effect of the lightning arrester. At the same time, the mounting base of the lightning arrester in this application is difficult to adjust according to the on-site installation environment.

[0004] Therefore, it is necessary to propose a lightning arrester that is easy to disassemble and assemble to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a lightning arrester that is easy to disassemble and assemble, so as to solve the problem that the lightning arrester is unstable after installation, which affects the use effect of the lightning arrester. At the same time, the mounting base of the lightning arrester in the application is difficult to adjust according to the on-site installation environment.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lightning arrester that is easy to disassemble and assemble, comprising a base and a lightning arrester body, the upper surface of the base is rotatably connected to a pillar, the top of the pillar is hinged with a square plate, the top of the square plate is fixedly connected to a socket, an insertion block is inserted into the interior of the socket, the lightning arrester body is fixedly connected to the insertion block, a first bolt is threadedly connected to the side wall of the socket, a threaded groove is opened through the interior of the insertion block, and the threaded groove cooperates with the first bolt.

[0007] Preferably, a sliding channel is provided in the upper half of the support column, an arc bar is slidably connected inside the sliding channel, and both ends of the arc bar are fixedly connected to the lower surface of the square plate.

[0008] Preferably, a second bolt is threadedly connected to the pillar, the second bolt is distributed corresponding to the sliding channel, an arc groove is formed on a side of the arc strip close to the second bolt, and the second bolt cooperates with the arc groove.

[0009] Preferably, anti-slip grooves are fixedly provided inside the arc groove.

[0010] Preferably, the lower half of the pillar is fixedly connected to a support plate, a plug rod is passed through the support plate, the plug rod is slidably connected to the support plate, a round block is fixedly connected to the top of the plug rod, a spring is sleeved on the outside of the plug rod, one end of the spring is fixedly connected to the round block, and the other end of the spring is fixedly connected to the support plate.

[0011] Preferably, a limiting hole is provided on the upper surface of the base, and the limiting hole cooperates with the insertion rod.

[0012] Preferably, the limiting holes are provided in plurality, and the plurality of limiting holes are evenly distributed around the pillar.

[0013] Preferably, mounting holes are provided at the four corners of the base.

[0014] Technical effects and advantages of the utility model:

[0015] 1. The utility model provides a holder, an insert block, a threaded groove and a first bolt, inserts the insert block into the slot, rotates the first bolt, and the first bolt is screwed into the threaded groove and completely penetrates the insert block, thereby preventing the insert block and the arrester body from shaking, and has high installation stability, is not easy to loosen and is easy to disassemble and assemble;

[0016] 2. The arc strip slides inside the sliding channel to adjust the angle of the base, which is suitable for different installation environments. At the same time, the arc strip, sliding channel and other structures can also improve the stability of the overall structure;

[0017] 3. Pull the round block to pull the rod out of the limit hole and rotate the base. After the adjustment is completed, release the round block. The spring's reset force will reset the rod and insert it into the limit hole at the corresponding position to complete the positioning of the base, which is further suitable for different installation environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a schematic diagram of the structure of the arrester which is easy to disassemble and assemble.

[0019] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0020] Figure 3 This is a schematic diagram of the square plate, the holder and the insert block structure of the utility model.

[0021] Figure 4 This is a schematic diagram of the base, support and square plate structure of the utility model.

[0022] In the figure: 1. base; 2. lightning arrester body; 3. square plate; 4. holder; 5. plug block; 6. threaded groove; 7. first bolt; 8. support; 9. arc bar; 10. arc groove; 11. anti-slip pattern; 12. sliding channel; 13. second bolt; 14. support plate; 15. plug rod; 16. round block; 17. spring; 18. limit hole. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clarify the technical solutions in the embodiments of the utility model; it is completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model provides Figure 1-Figure 4 The arrester shown is easy to disassemble and assemble, comprising a base 1 and an arrester body 2. The four corners of the base 1 are provided with mounting holes. When in use, the base 1 is mounted on the power equipment by passing bolts through the mounting holes. The upper surface of the base 1 is rotatably connected with a support 8, and the top of the support 8 is hinged with a square plate 3.

[0025] The top of the square plate 3 is fixedly connected with a holder 4, and a plug-in block 5 is inserted inside the holder 4. A slot matching the plug-in block 5 is provided on the top of the holder 4, and the shape of the slot is preferably a square, a triangle, etc. When the plug-in block 5 is inserted into the slot, the plug-in block 5 will not rotate, thereby improving the stability of use. The arrester body 2 is fixedly connected to the plug-in block 5, and a first bolt 7 is threadedly connected to the side wall of the holder 4, and a thread groove 6 is provided inside the plug-in block 5, and the thread groove 6 cooperates with the first bolt 7.

[0026] The utility model provides structures such as a holder 4, an insert block 5, a threaded groove 6 and a first bolt 7. The insert block 5 is inserted into the interior of the slot, and the first bolt 7 is rotated. The first bolt 7 is screwed into the interior of the threaded groove 6 and completely penetrates the insert block 5, so as to prevent the insert block 5 and the arrester body 2 from shaking. The installation has high stability, is not easy to loosen, and is convenient for disassembly and assembly.

[0027] The upper half of the support 8 is provided with a sliding channel 12, and the interior of the sliding channel 12 is slidably connected with an arc bar 9, and both ends of the arc bar 9 are fixedly connected to the lower surface of the square plate 3. When the support 8 deflects below the square plate 3, the arc bar 9 slides inside the sliding channel 12 to adjust the angle of the base 1, which is suitable for different installation environments. At the same time, the arc bar 9, the sliding channel 12 and other structures can also improve the stability of the overall structure.

[0028] The support 8 is threadedly connected with a second bolt 13, which is distributed correspondingly to the sliding channel 12. The arc strip 9 is provided with an arc groove 10 on one side close to the second bolt 13, and the second bolt 13 cooperates with the arc groove 10. After the angle adjustment of the base 1 is completed, the second bolt 13 is rotated, and the end of the second bolt 13 is pressed and fitted on the inner wall of the arc groove 10 to fix the position of the arc strip 9, thereby positioning the angle of the base 1.

[0029] In order to improve the anti-skid performance of the inner wall of the arc groove 10 and improve the tightening effect of the second bolt 13 , an anti-skid pattern 11 is fixedly provided inside the arc groove 10 .

[0030] To further adapt to different installation environments, the lower half of the pillar 8 is fixedly connected with a support plate 14, and a plug rod 15 is inserted on the support plate 14, and the plug rod 15 is slidably connected to the support plate 14. The top of the plug rod 15 is fixedly connected with a round block 16, and the outside of the plug rod 15 is sleeved with a spring 17, one end of the spring 17 is fixedly connected to the round block 16, and the other end of the spring 17 is fixedly connected to the support plate 14. A limiting hole 18 is provided on the upper surface of the base 1, and the limiting hole 18 cooperates with the plug rod 15.

[0031] There are multiple limiting holes 18 , and the multiple limiting holes 18 are evenly distributed around the pillar 8 .

[0032] During specific use, the round block 16 is pulled to pull the insertion rod 15 out of the limiting hole 18, and the base 1 can be rotated. After the adjustment is completed, the round block 16 is released, and the restoring elastic force of the spring 17 resets the insertion rod 15 and inserts it into the limiting hole 18 at the corresponding position, completing the positioning of the base 1, which is further suitable for different installation environments.

Claims

1. A lightning arrester that is easy to assemble and disassemble, comprising a base (1) and a lightning arrester body (2), characterized in that: The upper surface of the base (1) is rotatably connected to a pillar (8), the top of the pillar (8) is hinged to a square plate (3), the top of the square plate (3) is fixedly connected to a holder (4), an insert block (5) is inserted into the interior of the holder (4), the arrester body (2) is fixedly connected to the insert block (5), a first bolt (7) is threadedly connected to the side wall of the holder (4), a thread groove (6) is provided through the interior of the insert block (5), and the thread groove (6) cooperates with the first bolt (7).

2. The arrester that is easy to disassemble and assemble according to claim 1, characterized in that: The upper half of the support (8) is provided with a sliding channel (12), the interior of the sliding channel (12) is slidably connected with an arc bar (9), and both ends of the arc bar (9) are fixedly connected to the lower surface of the square plate (3).

3. The arrester that is easy to assemble and disassemble according to claim 2, characterized in that: A second bolt (13) is threadedly connected to the support (8), the second bolt (13) is distributed correspondingly to the sliding channel (12), an arc groove (10) is formed on a side of the arc strip (9) close to the second bolt (13), and the second bolt (13) cooperates with the arc groove (10).

4. The arrester that is easy to disassemble and assemble according to claim 3, characterized in that: The interior of the arc groove (10) is fixedly provided with anti-slip grooves (11).

5. The arrester that is easy to disassemble and assemble according to claim 1, characterized in that: The lower half of the pillar (8) is fixedly connected to a support plate (14), an insertion rod (15) is passed through the support plate (14), the insertion rod (15) is slidably connected to the support plate (14), the top of the insertion rod (15) is fixedly connected to a round block (16), the outside of the insertion rod (15) is sleeved with a spring (17), one end of the spring (17) is fixedly connected to the round block (16), and the other end of the spring (17) is fixedly connected to the support plate (14).

6. The arrester that is easy to disassemble and assemble according to claim 5, characterized in that: A limiting hole (18) is provided on the upper surface of the base (1), and the limiting hole (18) cooperates with the insertion rod (15).

7. The arrester that is easy to assemble and disassemble according to claim 6, characterized in that: The limiting holes (18) are arranged in plurality, and the plurality of limiting holes (18) are evenly distributed around the pillar (8).

8. The arrester that is easy to assemble and disassemble according to claim 7, characterized in that: The four corners of the base (1) are provided with mounting holes.

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