A multi-layered equalizing ring

Abstract

The utility model provides a kind of multilayer equalizing ring, including first equalizing ring and second equalizing ring, the first equalizing ring is set above second equalizing ring, the first equalizing ring and second equalizing ring are threaded on adjusting rod, the outer peripheral wall of adjusting rod is equipped with external thread, the first equalizing ring and second equalizing ring are threadedly connected between adjusting rod, the first equalizing ring and second equalizing ring can move back and forth on adjusting rod;The lower end of adjusting rod is also equipped with assembly plate, the assembly plate is threadedly connected between adjusting rod, the both sides of assembly plate are symmetrically equipped with assembly hole, by setting multiple equalizing rings, multiple equalizing rings are sleeved on adjusting rod between, and threadedly connected between adjusting rod, by the thread on adjusting rod and rotating equalizing ring, the spacing between the first equalizing ring and second equalizing ring can be conveniently adjusted, the height adjustment of equalizing ring under multiple scenes is realized, to realize the equalization of electric field distribution.

Description

TECHNICAL FIELD

[0001] The utility model relates to power fittings technical field especially relates to a multilayer grading ring. BACKGROUND

[0002] The grading ring is a ring-shaped fitting for improving the voltage distribution of the insulator string, and the grading ring is used for preventing side lightning and is applicable to alternating voltage, and can uniformly distribute high voltage around an object to ensure that there is no potential difference between each part of the ring, thereby achieving the effect of voltage grading, and the grading ring is usually provided in the insulator of the extra-high voltage power grid to protect the insulator.

[0003] The existing Chinese patent document CN201620664377.1 discloses a kind of anti-fouling bird repelling type grading ring, including top layer grading ring and bottom layer grading ring in upper and lower end of stand column, a plurality of parallel grading rings are arranged on the stand column between top layer grading ring and bottom layer grading ring, the diameter of the plurality of parallel grading rings gradually decreases from top to bottom, and conductive shielding layer is arranged in top layer grading ring and bottom layer grading ring and the plurality of parallel grading rings. Since the above technical solution is implemented, the present application has a simple structure, the wind direction around the grading ring is changed by the multi-ring laminated structure, thereby controlling the settling direction of the sediment, and a certain range is shielded by the multilayer grading ring, further reducing the accumulation of sediment, and bird repelling sound emitting device is arranged on the grading ring to achieve the effect of bird repelling.

[0004] However, the above-mentioned patent has certain defects in use, the distance between the plurality of grading rings in the device is fixed, and in some installation scenes, it is inconvenient to adjust the distance between the grading rings, and it needs to be disassembled and re-welded, which is relatively inconvenient.

[0005] Therefore, a multilayer grading ring is proposed to solve the above problems. INVENTION CONTENTS

[0006] In order to overcome the shortcomings of the prior art, the utility model provides a kind of multilayer grading ring.

[0007] The utility model adopts the following technical solutions:

[0008] A kind of multilayer grading ring, including first grading ring and second grading ring, the first grading ring is arranged above second grading ring, the first grading ring and second grading ring are exactly the same, the first grading ring and second grading ring are arranged on adjusting rod, outer peripheral wall of the adjusting rod is equipped with outer thread, the first grading ring and second grading ring are connected with adjusting rod by screw thread, the first grading ring and second grading ring can move back and forth on adjusting rod;

[0009] The lower end of the adjusting rod is also provided with an assembling plate, which is threadedly connected with the adjusting rod, and two assembling holes are symmetrically arranged on the two sides of the assembling plate.

[0010] The first equalizing ring comprises a ring body, two mounting blocks are arranged on the inner wall of the ring body, the mounting blocks are welded and fixed on the inner wall of the ring body, and the two mounting blocks are symmetrically arranged.

[0011] A connecting plate is arranged between the mounting blocks, clamping grooves are arranged on the two sides of the connecting plate, the connecting plate is clamped and connected with the mounting blocks, and fastening bolts are further arranged on the end of the connecting plate to fixedly connect the connecting plate with the mounting blocks.

[0012] Locking rings are arranged on the upper and lower ends of the connecting plate, the locking rings are sleeved on the adjusting rod, protrusions are arranged on the outer circumferential wall of the locking ring, the protrusions are arranged in plurality and are arranged along the circumcenter of the locking ring, and the protrusions are integrated with the locking ring.

[0013] Limiting blocks are arranged on the upper and lower ends of the adjusting rod, and the limiting blocks are threadedly connected with the adjusting rod.

[0014] Compared with the prior art, the present application has the following beneficial effects:

[0015] 1. By arranging multiple equalizing rings, the multiple equalizing rings are sleeved on the adjusting rod and are threadedly connected with the adjusting rod, the distance between the first equalizing ring and the second equalizing ring can be conveniently adjusted by the threads on the adjusting rod and the rotation of the equalizing ring, the height of the equalizing ring in multiple scenes can be adjusted, and the uniformity of the electric field distribution is realized.

[0016] 2. The design of the mounting blocks, the connecting plate and the locking ring ensures the convenience of mounting and dismounting the equalizing ring, the locking ring can limit the up and down of the equalizing ring, the structural strength and stability of the equalizing ring are increased, and the safety of the equipment is improved. DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0018] Figure 2 It is an exploded schematic diagram of the first equalizing ring structure of the present application;

[0019] Figure 3 It is a schematic diagram of the locking ring structure of the present application;

[0020] Figure 4 It is a schematic diagram of the connecting plate structure of the present application;

[0021] Figure 5 It is a schematic diagram of the ring body structure of the present application;

[0022] In the figure: 1, the first equalizing ring; 11, the mounting block; 2, the second equalizing ring; 3, the assembly plate; 31, the assembly hole; 4, the adjusting rod; 41, the limiting block; 5, the locking ring; 51, the protruding block; 6, the connecting plate; 61, the clamping groove; 7, the fastening bolt. DETAILED DESCRIPTION

[0023] The utility model will be described further, combining the drawings and specific implementation, it is to be explained that, under the premise of not conflicting, the following described each embodiment or each technical feature between can be combined to form new embodiment.

[0024] The utility model will be described further, combining the drawings and specific implementation,

[0025] As Figures 1 to 5 shown, a multilayer equalizing ring, comprising first equalizing ring 1 and second equalizing ring 2, first equalizing ring 1 is arranged above second equalizing ring 2, first equalizing ring 1 and second equalizing ring 2 are exactly the same, first equalizing ring 1 and second equalizing ring 2 are threaded on adjusting rod 4, the outer peripheral wall of adjusting rod 4 is provided with external thread, first equalizing ring 1 and second equalizing ring 2 are connected with adjusting rod 4 by screw thread, first equalizing ring 1 and second equalizing ring 2 can move back and forth on adjusting rod 4;This design makes two back and forth on adjusting rod 4, thereby adjusting the spacing between equalizing ring.

[0026] The lower end of adjusting rod 4 is further provided with assembly plate 3, and assembly plate 3 is connected with adjusting rod 4 by screw thread, and assembly hole 31 is symmetrically arranged on the two sides of assembly plate 3. Assembly plate 3 and adjusting rod 4 are also connected by screw thread, which is convenient for quick installation and disassembly, and assembly hole 31 is symmetrically arranged on the two sides of assembly plate 3, which is used to fix the multilayer equalizing ring as a whole on the high-voltage electrical equipment. Assembly plate 3 is a key component for connecting the multilayer equalizing ring as a whole with the high-voltage electrical equipment, which provides a stable support surface, so that the multilayer equalizing ring can be stably installed on the equipment. Assembly plate 3 is usually designed as a flat plate, and assembly hole 31 is arranged thereon, and these holes are used to fix assembly plate 3 (and the multilayer equalizing ring as a whole) on the equipment by bolts or other fasteners, and assembly plate 3 and adjusting rod 4 are connected by screw thread, which is convenient for quick installation and disassembly.

[0027] First equalizing ring 1 comprises a ring body, two mounting blocks 11 are arranged on the inner wall of the ring body, the mounting blocks 11 are welded and fixed on the inner wall of the ring body, and the two mounting blocks 11 are symmetrically arranged. This design increases the structural strength of the equalizing ring, and facilitates subsequent connection and fixation.

[0028] The connecting plate 6 is provided with clamping grooves 61 on both sides, and is clamped with the mounting block 11, and the end of the connecting plate 6 is further provided with a fastening bolt 7, which is used to fixedly connect the connecting plate 6 with the mounting block 11.

[0029] The upper and lower ends of the connecting plate 6 are provided with locking rings 5, which are sleeved on the adjusting rod 4, and the outer peripheral wall of the locking ring 5 is provided with protrusions 51, which are arranged along the circumcenter of the locking ring 5, and the protrusions 51 are integrated with the locking ring 5. The protrusions 51 facilitate the rotation of the locking ring 5, and the design of the locking ring 5 and the protrusions 51 can prevent the equalizing ring from accidentally sliding on the adjusting rod 4, thereby improving the safety.

[0030] The upper and lower ends of the adjusting rod 4 are provided with limiting blocks 41, which are fixedly connected with the adjusting rod 4 by screwing. The limiting block 41 limits the movement range of the equalizing ring on the adjusting rod 4, and prevents the equalizing ring from falling off or moving excessively.

[0031] The use principle of the utility model is: when in use, the components of the multi-layer equalizing ring, including the first equalizing ring 1, the second equalizing ring 2, the adjusting rod 4 and the assembly plate 3, are assembled according to the design requirements, the space between the first equalizing ring 1 and the second equalizing ring 2 is adjusted by rotating the external thread on the adjusting rod 4, so as to meet the demand of uniform distribution of electric field in high-voltage electrical equipment.

[0032] After adjustment, the assembly plate 3 is fixedly connected with the lower end of the adjusting rod 4 by screwing, and the multi-layer equalizing ring is integrally installed on the high-voltage electrical equipment through the assembly hole 31.

[0033] The above-mentioned embodiments are only preferred embodiments of the utility model, and cannot be used to limit the scope of protection of the utility model. Any non-substantial changes and replacements made by those skilled in the art on the basis of the utility model belong to the scope of protection required by the utility model.

Claims

1. A multi-layered equalizing ring comprising a first equalizing ring (1) and a second equalizing ring (2), the first equalizing ring (1) being arranged above the second equalizing ring (2), the first equalizing ring (1) and the second equalizing ring (2) being identical, characterized in that: The first equalizing ring (1) and the second equalizing ring (2) are arranged on the adjusting rod (4), the outer peripheral wall of the adjusting rod (4) is provided with external threads, the first equalizing ring (1) and the second equalizing ring (2) are threadedly connected with the adjusting rod (4), and the first equalizing ring (1) and the second equalizing ring (2) can move back and forth on the adjusting rod (4). The lower end of the adjusting rod (4) is further provided with an assembly plate (3), the assembly plate (3) is threadedly connected with the adjusting rod (4), and the two sides of the assembly plate (3) are symmetrically provided with assembly holes (31).

2. A multi-layered equalizing ring according to claim 1, characterized in that: The first equalizing ring (1) comprises a ring body, two mounting blocks (11) are arranged on the inner wall of the ring body, the mounting blocks (11) are welded and fixed on the inner wall of the ring body, and the two mounting blocks (11) are symmetrically arranged.

3. A multi-layered equalizing ring according to claim 2, wherein: Connecting plates (6) are arranged between the mounting blocks (11), the two sides of the connecting plates (6) are provided with clamping grooves (61), the connecting plates (6) are clamped and connected with the mounting blocks (11), and the end portions of the connecting plates (6) are further provided with fastening bolts (7), the connecting plates (6) are fixedly connected with the mounting blocks (11) through the fastening bolts (7).

4. A multi-layered equalizing ring according to claim 3, wherein: Locking rings (5) are arranged at the upper and lower ends of the connecting plates (6), the locking rings (5) are sleeved on the adjusting rod (4), the outer peripheral wall of the locking ring (5) is provided with protrusions (51), a plurality of protrusions (51) are arranged along the circumcircle of the locking ring (5), and the protrusions (51) are integrated with the locking ring (5).

5. The multi-layered equalizer ring of claim 1, wherein: The upper and lower ends of the adjusting rod (4) are provided with limiting blocks (41), and the limiting blocks (41) are threadedly connected and fixed with the adjusting rod (4).

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