Compensation high-voltage filtering device of rolling mill

Abstract

The utility model relates to the field of high-voltage filtering, and discloses a rolling mill compensation high-voltage filtering device which comprises a rolling mill compensation high-voltage filtering device body, a rolling mill filter reactor is fixedly arranged in the rolling mill compensation high-voltage filtering device body, and a clamping groove is formed in the inner wall of the bottom of the rolling mill compensation high-voltage filtering device body. A rolling mill filter capacitor is mounted in the clamping groove; a protection assembly and a replacement assembly are arranged on the rolling mill compensation high-voltage filtering device body. The protection assembly comprises a protection plate and a rectangular block, the bottom of the protection plate is fixedly connected with the rectangular block, a rectangular groove is formed in the top of the rolling mill compensation high-voltage filtering device body, and the rectangular block makes contact with the inner wall of the rectangular groove. The protective plate has the following advantages and effects that when the protective plate is damaged after being used for a long time, the protective plate can be conveniently replaced, and the filter capacitor of the rolling mill can be conveniently replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage filtering, in particular to a rolling mill compensation high-voltage filtering device. Background Art

[0002] The harmonics generated during cold rolling, hot rolling, aluminum oxidation and electrophoresis production are very serious, causing serious pollution to the power system and affecting the quality of power supply. The high-voltage filtering and compensation device absorbs the harmonic current generated by the harmonic source nearby, which is an effective measure to suppress harmonic pollution.

[0003] The prior art publication number CN215343915U discloses a high-voltage filtering and compensating device, including a compensation device main body, a first limit plate fixedly installed on the top of one side inside the compensation device main body, a filter inductor detachably installed on one side of the first limit plate, an indicator light detachably installed on one side of the front of the filter inductor, a protective device detachably installed on the top of the compensation device main body, a connecting assembly with a filter capacitor detachably installed on the bottom of the compensation device main body located below the filter inductor; and a stable base detachably installed on the bottom of the compensation device main body.

[0004] When in use, it is convenient to protect the high-voltage filter compensation device as a whole to prevent falling objects from high places from damaging the high-voltage filter compensation device, and it is also convenient to replace the filter capacitor;

[0005] However, there are still the following problems:

[0006] The protective plate is also prone to damage when subjected to large force impact for a long time, and it is inconvenient to replace the protective plate later;

[0007] When replacing the filter capacitor, multiple mounting plates need to be operated in sequence, and the filter capacitor cannot be replaced quickly.

[0008] Therefore, it is necessary to design a rolling mill compensation high-voltage filter device to solve the above problems.

[0009] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0010] The utility model aims to provide a rolling mill compensation high-voltage filter device to solve the above problems.

[0011] The above technical purpose of the utility model is achieved through the following technical solutions: a rolling mill compensation high-voltage filter device, comprising:

[0012] A rolling mill compensation high-voltage filter device body, wherein a rolling mill filter reactor is fixedly arranged in the rolling mill compensation high-voltage filter device body, a card slot is opened on the inner wall of the bottom of the rolling mill compensation high-voltage filter device body, and a rolling mill filter capacitor is installed in the card slot;

[0013] The main body of the rolling mill compensation high-voltage filter device is provided with a protection component and a replacement component;

[0014] The protection assembly includes a protection plate and a rectangular block, the bottom of the protection plate is fixedly connected to the rectangular block, a rectangular groove is opened on the top of the main body of the rolling mill compensation high-voltage filter device, and the rectangular block contacts the inner wall of the rectangular groove;

[0015] The replacement component includes an assembly plate, a positioning frame, a limiting hole, a positioning groove, an inner plate and a power shaft. The side of the assembly plate is fixedly connected to the rolling mill filter capacitor, the positioning frame is laterally slidably installed on the main body of the rolling mill compensation high-voltage filter device, the limiting hole is opened on the side of the rectangular block, the positioning groove is opened on the side of the assembly plate, the side of the positioning frame passes through the limiting hole and is clamped with the positioning groove, the side of the inner plate is fixedly connected to the positioning frame, the power shaft is rotatably installed on the main body of the rolling mill compensation high-voltage filter device, the power shaft is provided with a bidirectional thread, the side of the inner plate is provided with a screw hole, and the bidirectional thread is threadedly connected with the screw hole.

[0016] The utility model is further configured as follows: a back groove is provided at the rear side of the main body of the rolling mill compensation high-voltage filter device, and the inner plate is slidably installed in the back groove.

[0017] The utility model is further configured as follows: the bottom of the protective plate is in contact with a buffer assembly, the buffer assembly includes a top box, a movable frame, a buffer spring and a damper, the top box is fixedly installed on the top of the main body of the rolling mill compensation high-voltage filter device, the movable frame is vertically slidably installed on the top box, the buffer spring is fixedly installed between the movable frame and the top box, and the damper is fixedly installed between the movable frame and the inner wall of the top box.

[0018] By adopting the above technical solution, falling objects from high places can be buffered.

[0019] The utility model is further configured as follows: the top of the movable frame is in contact with the protective plate.

[0020] The utility model is further configured as follows: movable holes are provided on both sides of the main body of the rolling mill compensation high-voltage filter device, and the positioning frame is installed in the movable holes in a transverse sliding manner.

[0021] By adopting the above technical solution, the positioning frame can be easily moved in the horizontal direction.

[0022] The utility model is further configured as follows: the positioning frame is in contact with the inner wall of the bottom of the limiting hole.

[0023] By adopting the above technical solution, the rectangular block can be limited.

[0024] The utility model is further configured as follows: the movable frame is in contact with the inner wall of the top of the top box.

[0025] The utility model is further configured as follows: a stabilizing hole is provided on the top of the top box, and the movable frame is vertically slidably installed in the stabilizing hole.

[0026] The beneficial effects of the utility model are:

[0027] The utility model provides a protective assembly and a replacement assembly, so when the protective plate is damaged after long-term use, it is convenient to replace the protective plate, and it is also convenient to replace the rolling mill filter capacitor. Both replacements are achieved by rotating the power shaft, and the protective plate rotates the power shaft for a longer time when replacing.

[0028] The utility model provides a protective component and a replacement component, so that the protective plate and the rolling mill filter capacitor can be replaced in a simple manner, and the operation is convenient for the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 and Figure 2 The utility model is a three-dimensional structural schematic diagram of a rolling mill compensation high-voltage filter device.

[0031] Figure 3 The utility model discloses a cross-sectional structural diagram of a rolling mill compensation high-voltage filter device.

[0032] Figure 4 yes Figure 3 Schematic diagram of the structure of part A in .

[0033] In the figure, 1. the main body of the rolling mill compensation high-voltage filter device; 2. the rolling mill filter inductor; 3. the card slot; 4. the rolling mill filter capacitor; 5. the top box; 6. the moving frame; 7. the buffer spring; 8. the damper; 9. the protective plate; 10. the rectangular block; 11. the rectangular groove; 12. the assembly plate; 13. the positioning frame; 14. the limiting hole; 15. the positioning groove; 16. the inner plate; 17. the back groove; 18. the power shaft. DETAILED DESCRIPTION

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0035] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0036] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model provides a rolling mill compensation high-voltage filter device, comprising:

[0037] A rolling mill compensation high-voltage filter device body 1, a rolling mill filter reactor 2 is fixedly arranged in the rolling mill compensation high-voltage filter device body 1, a card slot 3 is opened on the inner wall of the bottom of the rolling mill compensation high-voltage filter device body 1, and a rolling mill filter capacitor 4 is installed in the card slot 3. It should be noted that the card slot 3 is used to perform lateral limit processing on the rolling mill filter capacitor 4, and the rolling mill filter capacitor 4 is connected to the rolling mill filter reactor 2 through a wire;

[0038] The main body 1 of the rolling mill compensation high-voltage filter device is provided with a protection component and a replacement component. It should be noted that the main body 1 of the rolling mill compensation high-voltage filter device is protected by the protection component, and the protection plate 9 or the rolling mill filter capacitor 4 is conveniently replaced by the replacement component;

[0039] The protection component includes a protection plate 9 and a rectangular block 10. The bottom of the protection plate 9 is fixedly connected to the rectangular block 10. A rectangular groove 11 is opened on the top of the main body 1 of the rolling mill compensation high-voltage filter device. The rectangular block 10 contacts the inner wall of the rectangular groove 11.

[0040] Through the above-mentioned protection components, the protection plate 9 performs protection treatment on the main body 1 of the rolling mill compensation high-voltage filter device;

[0041] The replacement components include an assembly plate 12, a positioning frame 13, a limiting hole 14, a positioning groove 15, an inner plate 16 and a power shaft 18. The side of the assembly plate 12 is fixedly connected to the rolling mill filter capacitor 4, the positioning frame 13 is laterally slidably installed on the main body 1 of the rolling mill compensation high-voltage filter device, the limiting hole 14 is opened on the side of the rectangular block 10, the positioning groove 15 is opened on the side of the assembly plate 12, the side of the positioning frame 13 passes through the limiting hole 14 and is clamped with the positioning groove 15, the side of the inner plate 16 is fixedly connected to the positioning frame 13, the power shaft 18 is rotatably installed on the main body 1 of the rolling mill compensation high-voltage filter device, and a bidirectional thread is provided on the power shaft 18. A screw hole is opened on the side of the inner plate 16, and the bidirectional thread is threadedly connected with the screw hole.

[0042] By using the above replacement assembly, when the rolling mill filter capacitor 4 needs to be replaced, the power shaft 18 is rotated until the positioning frame 13 moves out of the positioning groove 15, and then the rolling mill filter capacitor 4 is taken out for replacement, and the rolling mill filter capacitor 4 is replaced more conveniently;

[0043] When the protective plate 9 is damaged and needs to be replaced, the protective plate 9 is also replaced by rotating the power shaft 18 until the positioning frame 13 moves out of the limiting hole 14, and then the protective plate 9 is pulled upward to remove the protective plate 9 for replacement, which is more convenient to use.

[0044] Specifically, a back groove 17 is opened at the rear side of the main body 1 of the rolling mill compensation high-voltage filter device, and the inner plate 16 is slidably installed in the back groove 17. It should be noted that it is convenient for the inner plate 16 to move in the back groove 17.

[0045] Specifically, the bottom of the protective plate 9 is in contact with a buffer assembly, which includes a top box 5, a movable frame 6, a buffer spring 7 and a damper 8. The top box 5 is fixedly installed on the top of the rolling mill compensation high-voltage filter device body 1, the movable frame 6 is vertically slidably installed on the top box 5, the buffer spring 7 is fixedly installed between the movable frame 6 and the top box 5, and the damper 8 is fixedly installed between the movable frame 6 and the inner wall of the top box 5.

[0046] Through the above structure, external falling objects can be buffered, and the main body 1 of the rolling mill compensation high-voltage filter device can be well protected.

[0047] Specifically, the top of the mobile frame 6 contacts the protective plate 9, the mobile frame 6 contacts the inner wall of the top of the top box 5, a stabilizing hole is opened on the top of the top box 5, and the mobile frame 6 is vertically slidably installed in the stabilizing hole. It should be noted that the mobile frame 6 is convenient for vertical movement and the mobile frame 6 can be limited.

[0048] Specifically, movable holes are opened on both sides of the main body 1 of the rolling mill compensation high-voltage filter device, and the positioning frame 13 is installed in the movable hole for transverse sliding. The positioning frame 13 contacts the inner wall at the bottom of the limiting hole 14. It should be noted that the positioning frame 13 is convenient for stable transverse movement and can limit the rectangular block 10 at the same time.

[0049] Working principle:

[0050] S1: When the rolling mill filter capacitor 4 needs to be replaced, the power shaft 18 is rotated, and the two inner plates 16 can be moved away from each other through the cooperation of the bidirectional thread and the screw hole, and the inner plate 16 drives the positioning frame 13 to move until the positioning frame 13 moves out of the positioning groove 15, and then the rolling mill filter capacitor 4 is taken out for replacement, and the rolling mill filter capacitor 4 is more convenient to replace;

[0051] S2: When the protective plate 9 is damaged and needs to be replaced, the protective plate 9 is also replaced by rotating the power shaft 18. When the positioning frame 13 moves, until the positioning frame 13 moves out of the limiting hole 14, the protective plate 9 is pulled upward to remove the protective plate 9 for replacement, which is more convenient to use;

[0052] S3: The cooperation between the limiting hole 14 and the positioning frame 13 can make the rectangular block 10 move downward, which will not affect the buffer protection of the protective plate 9 on the main body 1 of the rolling mill compensation high-voltage filter device.

[0053] The above is a detailed introduction to a rolling mill compensation high-voltage filter device provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A rolling mill compensation high-voltage filter device, characterized in that: include: A rolling mill compensating high-voltage filter device body (1), wherein a rolling mill filter reactor (2) is fixedly arranged in the rolling mill compensating high-voltage filter device body (1), a slot (3) is provided on the inner wall of the bottom of the rolling mill compensating high-voltage filter device body (1), and a rolling mill filter capacitor (4) is installed in the slot (3); The rolling mill compensation high-voltage filter device body (1) is provided with a protection component and a replacement component; The protection component comprises a protection plate (9) and a rectangular block (10); the bottom of the protection plate (9) is fixedly connected to the rectangular block (10); the top of the rolling mill compensation high-voltage filter device body (1) is provided with a rectangular groove (11); and the rectangular block (10) is in contact with the inner wall of the rectangular groove (11); The replacement assembly comprises an assembly plate (12), a positioning frame (13), a limiting hole (14), a positioning groove (15), an inner plate (16) and a power shaft (18); the side of the assembly plate (12) is fixedly connected to the rolling mill filter capacitor (4); the positioning frame (13) is slidably mounted on the rolling mill compensation high-voltage filter device body (1); the limiting hole (14) is formed on the side of the rectangular block (10); the positioning groove (15) is formed on the side of the assembly plate (12); the side of the positioning frame (13) passes through the limiting hole (14) and is clamped with the positioning groove (15); the side of the inner plate (16) is fixedly connected to the positioning frame (13); the power shaft (18) is rotatably mounted on the rolling mill compensation high-voltage filter device body (1); a bidirectional thread is provided on the power shaft (18); a screw hole is formed on the side of the inner plate (16); the bidirectional thread is threadedly connected with the screw hole.

2. A rolling mill compensation high-voltage filter device according to claim 1, characterized in that: A back groove (17) is provided on the rear side of the main body (1) of the rolling mill compensation high-voltage filter device, and the inner plate (16) is slidably installed in the back groove (17).

3. A rolling mill compensation high voltage filter device according to claim 1, characterized in that: The bottom of the protective plate (9) contacts a buffer assembly, which comprises a top box (5), a movable frame (6), a buffer spring (7) and a damper (8); the top box (5) is fixedly mounted on the top of a main body (1) of a rolling mill compensating high-voltage filter device; the movable frame (6) is vertically slidably mounted on the top box (5); the buffer spring (7) is fixedly mounted between the movable frame (6) and the top box (5); and the damper (8) is fixedly mounted between the movable frame (6) and an inner wall of the top box (5).

4. A rolling mill compensation high-voltage filter device according to claim 3, characterized in that: The top of the movable frame (6) is in contact with the protective plate (9).

5. A rolling mill compensation high-voltage filter device according to claim 1, characterized in that: Both sides of the rolling mill compensation high-voltage filter device body (1) are provided with moving holes, and the positioning frame (13) is installed in the moving holes in a transversely sliding manner.

6. A rolling mill compensation high-voltage filter device according to claim 1, characterized in that: The positioning frame (13) is in contact with the inner wall of the bottom of the limiting hole (14).

7. A rolling mill compensation high-voltage filter device according to claim 3, characterized in that: The movable frame (6) is in contact with the top inner wall of the top box (5).

8. A rolling mill compensation high voltage filter device according to claim 3, characterized in that: The top of the top box (5) is provided with a stabilizing hole, and the movable frame (6) is vertically slidably installed in the stabilizing hole.

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