Grading ring for electric reactor

Abstract

The utility model discloses a grading ring for an electric reactor, and belongs to the technical field of electric reactors. A grading ring for an electric reactor comprises an installation base, a ring body is arranged on the installation base, the grading ring further comprises multiple sets of supporting rods, one ends of the multiple sets of supporting rods are rotationally connected with the installation base respectively, multiple sets of connecting plates are fixedly arranged on the ring body, and installation frames are fixedly arranged at the other ends of the multiple sets of supporting rods respectively. The plurality of groups of connecting plates are respectively connected with the corresponding mounting frames in a sliding manner; through holes are formed in the multiple sets of connecting plates respectively, and the pin rods penetrate through the corresponding through holes to be in threaded connection with the mounting frame; according to the utility model, the supporting rod is rotatably arranged on the mounting seat, the connecting plate is fixedly arranged on the ring body, and the connecting plate is fixed on the supporting rod through the pin rod, so that when the grading ring is replaced or maintained, only the ring body needs to be detached from the supporting rod, the assembly and disassembly are convenient, and the replacement or maintenance efficiency can be improved; and ring bodies with different diameters can be conveniently fixed, and the application range is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of reactors, in particular to a grading ring for reactors. Background Art

[0002] The grading ring for reactor is an auxiliary device for reactors in power systems. The main functions include grading, shunting and protection. The grading ring can ensure that the voltage on each part of the reactor is uniform and extend the service life of the reactor; the shunting function can realize the shunting of part of the current when the reactor is overloaded to protect the reactor from damage; the protection function can cut off the power supply when the reactor fails to protect the safety of the power system. By setting the grading ring, the reactor can be effectively protected and its working efficiency and stability can be improved. In the design and operation of the power system, the reasonable configuration of the grading ring for the reactor is one of the important measures to ensure the safe and stable operation of the system.

[0003] The voltage-equalizing ring in the prior art generally includes a ring body and a bracket, which are usually fixedly connected by welding. When the voltage-equalizing ring is replaced or maintained, the bracket needs to be removed from the reactor, which makes assembly and disassembly inconvenient. In addition, the existing bracket is not easy to adjust according to the size of the ring body, which affects the use effect. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art that when replacing the equalizing ring, the ring needs to be disassembled as a whole, which is inconvenient to assemble and disassemble, and the bracket is not convenient to adjust according to the size of the ring body, and proposes a equalizing ring for a reactor.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A voltage-equalizing ring for a reactor comprises a mounting seat, on which a ring body is arranged, and further comprises: a plurality of groups of support rods, wherein one end of the plurality of groups of support rods are respectively rotatably connected to the mounting seat, the plurality of groups of support rods are evenly distributed, a plurality of groups of connecting plates are fixedly arranged on the ring body, a mounting frame is respectively fixedly arranged on the other end of the plurality of groups of support rods, and the plurality of groups of connecting plates are respectively slidably connected to the corresponding mounting frames; a pin rod, wherein through holes are respectively opened on the plurality of groups of connecting plates, and the pin rod passes through the corresponding through holes and is threadedly connected to the mounting frame.

[0007] In order to facilitate the adjustment of the position of the support rod, preferably, a threaded barrel is fixedly provided on the mounting seat, an adjustment sleeve is threadedly connected to the outer wall of the threaded barrel, a connecting ring is rotatably provided on the adjusting sleeve, a slider is slidably provided on the support rod, and a connecting rod is rotatably provided on the connecting ring, and the end of the connecting rod away from the connecting ring is rotatably connected to the slider.

[0008] In order to ensure reliable rotation of the connecting ring, further, an annular groove is provided on the adjusting sleeve, and the connecting ring is rotatably connected to the annular groove.

[0009] In order to simultaneously drive multiple groups of support rods to adjust their positions, further, multiple groups of connecting rods are evenly arranged.

[0010] Furthermore, a limiting groove in a convex shape is provided on the support rod, and the sliding block is slidably connected in the limiting groove.

[0011] Preferably, a mounting hole is provided on the mounting seat, and a fixing hole penetrating the mounting hole is provided on the mounting seat.

[0012] Compared with the prior art, the utility model provides a grading ring for a reactor, which has the following beneficial effects:

[0013] 1. The voltage-grading ring for the reactor is provided with a support rod rotatably arranged on the mounting seat, a connecting plate is fixedly arranged on the ring body, and the connecting plate is fixed on the support rod by a pin rod. When the voltage-grading ring is replaced or maintained, it is only necessary to remove the ring body from the support rod, which is convenient for assembly and disassembly, and can improve the replacement or maintenance efficiency;

[0014] 2. The voltage-grading ring for the reactor is convenient for fixing ring bodies of different diameters by rotatably connecting one end of the support rod with the mounting seat, thereby increasing the scope of use. Moreover, an adjusting sleeve is used to drive multiple groups of support rods to move closer to or away from each other, which is convenient for adjustment and can also increase the connection strength of the support rods and improve the use effect.

[0015] The parts not involved in the device are the same as the prior art or can be implemented by the prior art. The utility model has a support rod rotatably arranged on the mounting seat, and a connecting plate is fixedly arranged on the ring body. The connecting plate is fixed to the support rod by a pin rod. When the pressure equalizing ring is replaced or maintained, it is only necessary to remove the ring body from the support rod. The assembly and disassembly is convenient, and the replacement or maintenance efficiency can be improved. One end of the support rod is rotatably connected to the mounting seat, which is convenient for fixing ring bodies of different diameters and improves the scope of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the structure of a voltage grading ring for a reactor proposed in the utility model Figure 1 ;

[0017] Figure 2 A schematic diagram of the structure of a voltage grading ring for a reactor proposed in the utility model Figure 2 ;

[0018] Figure 3 A cross-sectional view of a voltage grading ring for a reactor proposed by the utility model;

[0019] Figure 4 It is an enlarged view of the A part of the voltage grading ring push 3 for the reactor proposed by the utility model.

[0020] In the figure: 1. mounting seat; 101. mounting hole; 102. mounting groove; 103. threaded cylinder; 2. support rod; 201. mounting frame; 202. limiting groove; 3. ring body; 301. connecting plate; 4. adjusting sleeve; 401. annular groove; 5. connecting ring; 501. connecting rod; 502. sliding block; 6. pin rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0023] Example:

[0024] Reference Figure 1-Figure 4, a voltage-grading ring for a reactor, comprising a mounting seat 1, a mounting hole 101 is provided on the mounting seat 1, the mounting hole 101 is coaxial with the mounting seat 1, and a fixing hole penetrating the mounting hole 101 is provided on the mounting seat 1. When in use, the mounting seat 1 is conveniently fixed by providing the mounting hole 101 on the mounting seat 1, and the fixing hole penetrating the mounting seat 1 can further reliably fix the mounting seat 1, thereby improving the safety of use. A ring body 3 is provided on the mounting seat 1, and further comprising: a plurality of groups of support rods 2, the support rods 2 are provided with two to ten groups, and here, we preferably select three groups according to the actual use situation, and the three groups of support rods 2 are evenly distributed, wherein one end of the plurality of groups of support rods 2 is rotatably connected to the mounting seat 1 respectively, and a plurality of groups of mounting grooves 102 are provided on the outer wall of the mounting seat 1, and the mounting grooves 102 are provided with two to eight groups, and here, we preferably select three groups, and the three groups are evenly distributed along the circumference of the mounting seat 1, and the plurality of groups of support rods 2 are evenly distributed along the circumference of the mounting seat 1. One end of the rod 2 is rotatably connected in the corresponding mounting groove 102, and multiple groups of connecting plates 301 are fixedly arranged on the ring body 3, and the connecting plates 301 are at least provided with two groups, preferably three groups, which correspond to the support rods 2 one by one, and the other ends of the multiple groups of support rods 2 are respectively fixedly provided with mounting brackets 201. The support rod 2 and the mounting bracket 201 are integrally formed, which are approximately in a "Y" shape. The multiple groups of connecting plates 301 are respectively slidably connected with the corresponding mounting brackets 201, that is, the connecting plates 301 are inserted into the mounting brackets 201; multiple groups of pin rods 6, preferably three groups of pin rods 6, one end of the pin rod 6 is fixedly provided with a baffle, and a circular ring is rotatably provided on the end surface of the baffle away from the pin rod 6 to facilitate driving the pin rod 6 to rotate, and through holes are respectively opened on the multiple groups of connecting plates 301, and the pin rod 6 is passed through the corresponding through holes and threadedly connected to the mounting bracket 201, so as to realize the fixed connection between the ring body 3 and the support rod 2, which is convenient for assembly and disassembly, and reliable in fixation, and can improve the assembly and disassembly efficiency.

[0025] When in use, a support rod 2 is rotatably set on the mounting seat 1, and a connecting plate 301 is fixed on the ring body 3. The connecting plate 301 is fixed to the support rod 2 by a pin rod 6. When the pressure equalizing ring is replaced or maintained, it is only necessary to remove the ring body 3 from the support rod 2. The assembly and disassembly is convenient and the replacement or maintenance efficiency can be improved. By rotatably connecting one end of the support rod 2 to the mounting seat 1, it is convenient to fix the ring bodies 3 of different diameters and improve the scope of use. In addition, the adjustment sleeve 4 is used to drive multiple groups of support rods 2 to move closer or farther away from each other, which is convenient for adjustment and can also improve the connection strength of the support rod 2 and improve the use effect.

[0026] Reference Figure 1-Figure 3A threaded cylinder 103 is fixedly arranged on the mounting seat 1, and an adjusting sleeve 4 is threadedly connected on the outer wall of the threaded cylinder 103. A connecting ring 5 is rotatably arranged on the adjusting sleeve 4, a slider 502 is slidably arranged on the support rod 2, and a connecting rod 501 is rotatably arranged on the connecting ring 5. The connecting rod 501 is evenly arranged in multiple groups, and the connecting rod 501 is arranged in two to six groups, preferably three groups. The ends of the three groups of connecting rods 501 away from the connecting ring 5 are rotatably connected to the corresponding sliders 502. When in use, the connecting ring 5 can be driven to slide up and down along the axis of the threaded cylinder 103 by rotating the adjusting sleeve 4. In this process, the connecting ring 5 can drive the support rod 2 to move away from or approach the threaded cylinder 103 through the connecting rod 501, thereby adjusting the positions of multiple groups of support rods 2, facilitating the installation of ring bodies 3 of different diameters, and improving the use effect.

[0027] Reference Figure 4 An annular groove 401 is provided on the adjusting sleeve 4, and the axis of the annular groove 401 coincides with the axis of the adjusting sleeve 4, so that the connecting ring 5 is rotatably connected to the annular groove 401. When in use, by providing the annular groove 401 on the adjusting sleeve 4, on the one hand, it is convenient to drive the connecting ring 5 to slide up and down to adjust the position of the support rod 2, and on the other hand, it can prevent the connecting ring 5 from slipping off the adjusting sleeve 4 and affecting normal use.

[0028] Reference Figure 4 A limiting groove 202 in a "convex" shaped structure is provided on the support rod 2, and the long side of the limiting groove 202 is parallel to the long side of the support rod 2. The slider 502 is slidably connected in the limiting groove 202. When in use, by providing the limiting groove 202 on the support rod 2, the slider 502 can be ensured to slide reliably, avoiding the slider 502 from detaching from the limiting groove 202 during the sliding process, thereby affecting normal work.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A voltage grading ring for a reactor, comprising a mounting seat (1), wherein a ring body (3) is arranged on the mounting seat (1), characterized in that: Also includes: Multiple sets of support rods (2), One end of each of the plurality of support rods (2) is rotatably connected to the mounting seat (1), the plurality of support rods (2) are evenly distributed, a plurality of connection plates (301) are fixedly arranged on the ring body (3), a mounting frame (201) is fixedly arranged on the other end of each of the plurality of support rods (2), and the plurality of connection plates (301) are slidably connected to the corresponding mounting frame (201); The pin rod (6) is provided with through holes on the plurality of groups of connecting plates (301), and the pin rod (6) passes through the corresponding through holes and is threadedly connected to the mounting frame (201).

2. A grading ring for a reactor according to claim 1, characterized in that: A threaded barrel (103) is fixedly arranged on the mounting seat (1), an adjusting sleeve (4) is threadedly connected to the outer wall of the threaded barrel (103), a connecting ring (5) is rotatably arranged on the adjusting sleeve (4), a sliding block (502) is slidably arranged on the support rod (2), and a connecting rod (501) is rotatably arranged on the connecting ring (5), and one end of the connecting rod (501) away from the connecting ring (5) is rotatably connected to the sliding block (502).

3. A grading ring for a reactor according to claim 2, characterized in that: The adjusting sleeve (4) is provided with an annular groove (401), and the connecting ring (5) is rotatably connected to the annular groove (401).

4. A grading ring for a reactor according to claim 3, characterized in that: The connecting rods (501) are evenly arranged in multiple groups.

5. A grading ring for a reactor according to claim 2, characterized in that: The support rod (2) is provided with a limiting groove (202) in a convex shape, and the sliding block (502) is slidably connected in the limiting groove (202).

6. A grading ring for a reactor according to claim 1, characterized in that: The mounting seat (1) is provided with a mounting hole (101), and the mounting seat (1) is provided with a fixing hole penetrating the mounting hole (101).

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