Lightning protection device for substation equipment

Abstract

The utility model relates to the technical field of lightning protection, and discloses a transformer substation equipment lightning protection device which comprises a concrete base, a mounting plate is slidably connected to the interior of the top side of the concrete base, a mounting sleeve is fixedly connected to the inner side of the middle of the mounting plate, and a supporting rod is slidably connected to the interior of the mounting sleeve. Two connecting rods are slidably connected to the top end of the supporting rod, connecting assemblies are arranged at the bottom ends of the supporting rod and the connecting rods, a lightning rod is fixedly connected to the top end of one connecting rod, a plurality of evenly-distributed unfolding plates are rotatably connected to the bottom end of the mounting sleeve, and a rotating disc is rotatably connected to the interior of the mounting sleeve. According to the lightning rod installation device, the multiple unfolding plates rotate to increase the contact area of the installation sleeve and the concrete base, the stability of the installation sleeve is enhanced, after the connecting block is inserted into the installation groove, the protruding block can be pushed by the spring to connect the supporting rod and the connecting rod, and therefore installation of the lightning rod is rapidly completed.

Description

Technical Field

[0001] The utility model relates to the technical field of lightning protection, in particular to a lightning protection device for transformer substation equipment. Background Art

[0002] Substations are facilities used to convert high voltage electrical energy into low voltage electrical energy or vice versa for use in power transmission and distribution systems. Substations contain a variety of equipment and facilities to ensure the safe, stable and efficient transmission of electrical energy.

[0003] In order to protect substation equipment from lightning, it is necessary to install lightning rods for substations. Lightning rods are one of the most common lightning protection devices, which are used to introduce lightning shock waves into the ground, thereby protecting equipment from overvoltage.

[0004] The existing lightning rod is only installed in the designated area by bolts, which leads to low stability of the connection between the lightning rod and the installation position, which is not conducive to the stable use of the lightning rod. Therefore, a lightning protection device for substation equipment is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a lightning protection device for substation equipment, aiming to improve the problem of low stability of the connection between the lightning rod and the installation position in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A lightning protection device for substation equipment comprises a concrete base, a mounting plate is slidably connected to the top side of the concrete base, a mounting sleeve is fixedly connected to the inner side of the middle part of the mounting plate, a support rod is slidably connected to the inside of the mounting sleeve, two connecting rods are slidably connected to the top of the support rod, and the support rod and the bottom end of the connecting rod are both provided with a connecting assembly, one of the connecting rods is fixedly connected to the top of a lightning rod, a plurality of evenly distributed expansion plates are rotatably connected to the bottom end of the mounting sleeve, a turntable is rotatably connected to the inside of the mounting sleeve, a threaded rod is fixedly connected to the bottom side of the turntable, a moving block is threadedly connected to the outer periphery of the threaded rod, and a plurality of evenly distributed rotating rods are rotatably connected to the outer periphery of the moving block, and a trapezoidal slider is rotatably connected to one end of the rotating rod, a slide groove is provided inside the expansion plate, and the trapezoidal slider is slidably connected to the inside of the slide groove;

[0008] Through the above technical solution, the rotating turntable drives the threaded rod to rotate to rotate the deployment plate, thereby increasing the contact area between the installation sleeve and the concrete base and improving the stability of the installation sleeve;

[0009] As a further description of the above technical solution:

[0010] The plurality of connection assemblies each include a connection block, the plurality of connection blocks are respectively fixedly connected to the support rod and the bottom end of the connection rod, two protrusions are slidably connected inside the connection block, one side of the protrusion is fixedly connected to a spring, and one end of the spring is fixedly connected inside the connection block;

[0011] Through the above technical solution, the spring can push the protrusion to move so that the support rods or connecting rods are connected to each other;

[0012] As a further description of the above technical solution:

[0013] The bottom end of the threaded rod is fixedly connected to a limiting plate;

[0014] Through the above technical solution, the limit plate is used to limit the movement of the moving block to prevent the limit block from falling off the outer periphery of the threaded rod;

[0015] As a further description of the above technical solution:

[0016] The top ends of the support rod and the connecting rod are both provided with mounting grooves, and the connecting block is slidably connected inside the mounting grooves;

[0017] Through the above technical solution, the mounting groove is used to install the connecting block;

[0018] As a further description of the above technical solution:

[0019] The interior of the mounting plate is threadedly connected with a plurality of evenly distributed fixing bolts, and the bottom ends of the fixing bolts are threadedly connected to the interior of the concrete base;

[0020] Through the above technical solution, the fixing bolts can fix the mounting plate to the top side of the concrete base;

[0021] As a further description of the above technical solution:

[0022] A plurality of evenly distributed support plates are fixedly connected to the outer periphery of the mounting sleeve, and the bottom side of the support plate is fixedly connected to the top side of the mounting plate;

[0023] Through the above technical solution, installing the support plate can enhance the stability of the installation sleeve;

[0024] As a further description of the above technical solution:

[0025] The outer circumferences of the support rod and the connecting rod are fixedly connected with a fixing sleeve, and the bottom end of the connecting rod is slidably connected inside the fixing sleeve;

[0026] Through the above technical solution, the fixing sleeve can enhance the stability of the connection between the connecting rod and the supporting rod;

[0027] As a further description of the above technical solution:

[0028] A grounding down conductor is fixedly connected to the top side of the concrete base;

[0029] Through the above technical solution, the grounding down conductor can introduce lightning shock waves into the ground, thereby protecting the equipment from overvoltage.

[0030] The utility model has the following beneficial effects:

[0031] In the utility model, the threaded rod is driven to rotate by rotating the turntable, and the rotation of the threaded rod can drive the moving block to move. The movement of the moving block drives multiple rotating rods to rotate and move so that the multiple rotating rods respectively push the multiple unfolding plates to rotate, thereby increasing the contact area between the installation sleeve and the concrete base, thereby enhancing the stability of the installation sleeve.

[0032] In the utility model, after the connecting block is inserted into the installation groove, the protrusion inside the connecting block can be pushed by the spring to connect the support rod and the connecting rod to each other, thereby quickly completing the installation of the lightning rod and improving the installation efficiency of the lightning rod. Installing the fixing sleeve can enhance the stability of the connection between the support rod and the connecting rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 This is a three-dimensional schematic diagram of a lightning protection device for substation equipment proposed by the utility model;

[0034] Figure 2 This is a structural schematic diagram of a mounting plate of a lightning protection device for substation equipment proposed by the utility model;

[0035] Figure 3 This is a structural schematic diagram of a mounting sleeve of a lightning protection device for substation equipment proposed by the utility model;

[0036] Figure 4 The utility model provides a schematic structural diagram of a connection block of a lightning protection device for substation equipment.

[0037] Legend:

[0038] 1. Connecting rod; 2. Concrete base; 3. Mounting plate; 4. Support plate; 5. Grounding down conductor; 6. Mounting sleeve; 7. Support rod; 8. Fixing sleeve; 9. Bump; 10. Lightning rod; 11. Fixing bolt; 12. Expanding plate; 13. Rotating rod; 14. Trapezoidal slider; 15. Threaded rod; 16. Limiting plate; 17. Moving block; 18. Turntable; 19. Spring; 20. Connecting block. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0040] Reference Figure 1-Figure 3 A lightning protection device for substation equipment includes a concrete base 2, a grounding down conductor 5 is fixedly connected to the top side of the concrete base 2, a mounting plate 3 is slidably connected inside the top side of the concrete base 2, a mounting sleeve 6 is fixedly connected to the middle part of the mounting plate 3, a support rod 7 is slidably connected inside the mounting sleeve 6, two connecting rods 1 are slidably connected to the top of the support rod 7, and a lightning rod 10 is fixedly connected to the top of one of the connecting rods 1, a plurality of evenly distributed expansion plates 12 are rotatably connected to the bottom end of the mounting sleeve 6, a turntable 18 is rotatably connected inside the mounting sleeve 6, a threaded rod 15 is fixedly connected to the bottom side of the turntable 18, a moving block 17 is threadedly connected to the outer periphery of the threaded rod 15, a limiting plate 16 is fixedly connected to the bottom end of the threaded rod 15, a plurality of evenly distributed rotating rods 13 are rotatably connected to the outer periphery of the moving block 17, a trapezoidal slider 14 is rotatably connected to one end of the rotating rod 13, a slide groove is provided inside the expansion plate 12, and the trapezoidal slider 14 is slidably connected inside the slide groove.

[0041] Specifically, the concrete base 2 is used to install and fix the device, the mounting plate 3 is used to install and fix the mounting sleeve 6, the mounting sleeve 6 plays the role of installing and fixing the support rod 7, the support rod 7 plays the role of installing and supporting the connecting rod 1, the connecting rod 1 is used to install the lightning rod 10, the lightning rod 10 can introduce lightning shock waves into the ground through the grounding down conductor 5, thereby protecting the equipment from the influence of overvoltage, the rotation of the expansion plate 12 can increase the contact area between the mounting sleeve 6 and the concrete base 2, thereby enhancing the stability of the mounting sleeve 6, the rotating turntable 18 can drive the threaded rod 15 to rotate, the rotation of the threaded rod 15 can make the moving block 17 move, the limit plate 16 is used to limit the movement of the moving block 17 to prevent the moving block 17 from falling off from the outer periphery of the threaded rod 15, the movement of the moving block 17 can drive the rotating rod 13 to rotate and move, the rotation of the rotating rod 13 drives the expansion plate 12 to rotate and expand, and the trapezoidal slider 14 slides inside the slide groove to connect the rotating rod 13 and the expansion plate 12 to each other.

[0042] Reference Figure 1 , Figure 4The bottom ends of the support rod 7 and the connecting rod 1 are both provided with connecting components, and multiple connecting components include connecting blocks 20. Multiple connecting blocks 20 are respectively fixedly connected to the bottom ends of the support rod 7 and the connecting rod 1. Two protrusions 9 are slidably connected inside the connecting block 20. A spring 19 is fixedly connected to one side of the protrusion 9, and one end of the spring 19 is fixedly connected to the inside of the connecting block 20. Installation grooves are opened inside the top ends of the support rod 7 and the connecting rod 1, and the connecting block 20 is slidably connected inside the installation groove. The outer periphery of the support rod 7 and the connecting rod 1 is fixedly connected with a fixed sleeve 8, and the bottom end of the connecting rod 1 is slidably connected inside the fixed sleeve 8.

[0043] Specifically, the connecting block 20 is inserted into the installation groove to connect the support rod 7 and the connecting rod 1 to each other, and the protrusion 9 is pushed by the spring 19 to insert into the support rod 7 to connect to each other, thereby fixing the connecting block 20 inside the installation groove, and installing the fixing sleeve 8 can increase the stability of the connection between the support rod 7 and the connecting rod 1.

[0044] Reference Figure 1 The mounting plate 3 is internally threadedly connected with a plurality of evenly distributed fixing bolts 11, the bottom ends of the fixing bolts 11 are threadedly connected to the inside of the concrete base 2, the outer periphery of the mounting sleeve 6 is fixedly connected with a plurality of evenly distributed supporting plates 4, and the bottom side of the supporting plate 4 is fixedly connected to the top side of the mounting plate 3.

[0045] Specifically, the mounting plate 3 can be installed inside the concrete base 2 by means of fixing bolts 11 , and the mounting support plate 4 is used to enhance the stability of the mounting sleeve 6 .

[0046] Working principle: Before installing the device, concrete slurry is injected into the concrete base 2, and then the mounting plate 3 is mounted on the inner side of the top of the concrete base 2 through a plurality of fixing bolts 11, and the bottom end of the mounting sleeve 6 is inserted into the concrete slurry, and then the turntable 18 inside the mounting sleeve 6 is rotated, and the rotation of the turntable 18 drives the threaded rod 15 to rotate, and the rotation of the threaded rod 15 can drive the moving block 17 to move, and the moving block 17 can drive the plurality of rotating rods 13 to rotate and move during the movement, so that the plurality of rotating rods 13 respectively push the plurality of unfolding plates 12 to rotate and unfold, so that the plurality of unfolding plates 12 increases the stability of the mounting sleeve 6, and then the connecting rod 1 can be installed on the top of the support rod 7. After the connecting block 20 at the bottom of the connecting rod 1 is inserted into the mounting groove inside the top of the support rod 7, the protrusion 9 will be pushed by the spring 19 to insert into the support rod 7 and connect with each other, thereby fixing the connecting block 20 inside the mounting groove. Multiple connecting rods 1 can also be connected to each other through the connecting block 20 to adjust the height of the lightning rod 10. When the concrete slurry solidifies, the device is installed. The lightning rod 10 can introduce lightning shock waves into the ground through the grounding down conductor 5, thereby protecting the equipment from the influence of overvoltage.

[0047] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A lightning protection device for substation equipment, comprising a concrete base (2), characterized in that: The top side of the concrete base (2) is internally slidably connected to a mounting plate (3), the middle of the mounting plate (3) is fixedly connected to a mounting sleeve (6), the mounting sleeve (6) is internally slidably connected to a support rod (7), the top of the support rod (7) is slidably connected to two connecting rods (1), the bottom ends of the support rod (7) and the connecting rod (1) are both provided with connecting components, the top of one of the connecting rods (1) is fixedly connected to a lightning rod (10), and the bottom end of the mounting sleeve (6) is rotatably connected to a plurality of evenly distributed The unfolding plate (12) is rotatably connected to a rotating disk (18) inside the mounting sleeve (6), a threaded rod (15) is fixedly connected to the bottom side of the rotating disk (18), a moving block (17) is threadedly connected to the outer periphery of the threaded rod (15), a plurality of evenly distributed rotating rods (13) are rotatably connected to the outer periphery of the moving block (17), one end of the rotating rod (13) is rotatably connected to a trapezoidal slider (14), a sliding groove is provided inside the unfolding plate (12), and the trapezoidal slider (14) is slidably connected inside the sliding groove.

2. A lightning protection device for substation equipment according to claim 1, characterized in that: The plurality of connection assemblies each comprise a connection block (20), the plurality of connection blocks (20) being fixedly connected to the support rod (7) and the bottom end of the connection rod (1), respectively; two protrusions (9) are slidably connected inside the connection block (20); a spring (19) is fixedly connected to one side of the protrusion (9); and one end of the spring (19) is fixedly connected to the inside of the connection block (20).

3. A lightning protection device for substation equipment according to claim 1, characterized in that: The bottom end of the threaded rod (15) is fixedly connected to a limiting plate (16).

4. A lightning protection device for substation equipment according to claim 2, characterized in that: The top ends of the support rod (7) and the connecting rod (1) are each provided with a mounting groove, and the connecting block (20) is slidably connected inside the mounting groove.

5. A lightning protection device for substation equipment according to claim 1, characterized in that: The mounting plate (3) is internally threadedly connected to a plurality of evenly distributed fixing bolts (11), and the bottom ends of the fixing bolts (11) are threadedly connected to the interior of the concrete base (2).

6. A lightning protection device for substation equipment according to claim 1, characterized in that: A plurality of evenly distributed support plates (4) are fixedly connected to the outer periphery of the mounting sleeve (6), and the bottom side of the support plate (4) is fixedly connected to the top side of the mounting plate (3).

7. A lightning protection device for substation equipment according to claim 1, characterized in that: The outer circumferences of the support rod (7) and the connecting rod (1) are both fixedly connected with a fixing sleeve (8), and the bottom end of the connecting rod (1) is slidably connected inside the fixing sleeve (8).

8. A lightning protection device for substation equipment according to claim 1, characterized in that: A grounding down conductor (5) is fixedly connected to the top side of the concrete base (2).

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