Multi-group series connection structure of magnetic control type dynamic reactive power compensator

Abstract

The utility model relates to the field of reactive power compensators, and discloses a multi-group series connection structure of a magnetic control type dynamic reactive power compensator, which comprises a fixing frame, connecting plates are fixedly connected to the bottoms of the upper side and the lower side of the fixing frame, capacitors are arranged on the inner sides of the connecting plates, and a clamping seat is fixedly connected to the top end of the fixing frame. A sliding seat is fixedly connected to the top surface of the clamping seat, a sliding round block is elastically connected to the inner wall of the bottom end of the sliding seat through a limiting spring, a pressing column is fixedly connected to the inner side of the sliding round block, a clamping opening is formed in the pressing column, and a clamping block is fixedly connected to the inner wall of the bottom end of the clamping opening. According to the utility model, through the arrangement of the clamping seat, the sliding seat and other mechanisms, the pressing column is pressed to enable the clamping port to move downwards, and after the cable is inserted, the cable can be fixed by loosening the pressing column, so that the cable can be conveniently installed, the use is relatively convenient, the cable joint is not exposed, the short circuit at the joint is prevented, and the safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of reactive compensator, especially a kind of multi-group series structure of magnetic control type dynamic reactive compensator. BACKGROUND

[0002] Magnetic control type dynamic reactive compensator is a static reactive compensation device based on magneto-reactance technology.It changes inductive reactive power output by adjusting the magnetic saturation of magneto-reactance, and then balances with the capacitive reactive power of capacitor bank to realize dynamic compensation of reactive power.Magnetic control type dynamic reactive compensator can ensure the safe and stable operation of power system, improve power transmission capacity and reduce power transmission line loss, and is an important reactive compensation equipment in power system.

[0003] Magnetic control type dynamic reactive compensator is internally provided with FC filter branch, which usually includes filter capacitor, filter reactor and other elements.In order to expand the capacity of capacitor, multiple capacitors need to be connected in series, so a kind of multi-group series structure of magnetic control type dynamic reactive compensator is needed.

[0004] When the capacitors in the magnetic control type dynamic reactive compensator are connected in series, the cores of each line are stripped and connected on the line board by screws, which is troublesome to install, and the cores are exposed, so the internal circuit of the magnetic control type dynamic reactive compensator is set densely, which is prone to short circuit and other problems, resulting in equipment failure.Therefore, a kind of multi-group series structure of magnetic control type dynamic reactive compensator is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a kind of multi-group series structure of magnetic control type dynamic reactive compensator, which aims to improve the problem of exposed core in series in prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a kind of multi-group series structure of magnetic control type dynamic reactive compensator, including fixed frame, the bottom of both sides of the fixed frame is fixedly connected with connecting plate, the inner side of the connecting plate is provided with capacitor, the top of the fixed frame is fixedly connected with clamping seat, the top surface of the clamping seat is fixedly connected with sliding seat, the inner wall of the bottom end of the sliding seat is elastically connected with sliding round block by limiting spring, the inner side of the sliding round block is fixedly connected with pressing column, the inner part of the pressing column is provided with clamping port, the inner wall of the bottom end of the clamping port is fixedly connected with clamping block, the bottom end of the clamping port is provided with sliding groove, the inner wall of the top of the fixed frame is provided with connecting assembly, the connecting assembly is used to connect capacitor and clamping seat, the bottom end of the connecting plate is provided with input assembly, and the input assembly is used for input line in series.

[0007] As a further description of the above technical scheme:

[0008] The input assembly comprises an input column, the top end of which is fixedly connected to a connecting plate, and the outer periphery of which is threadedly connected to a knob, the interior of which is provided with an annular groove, the top end of the knob is fixedly connected to a connecting gasket, and the interior of the annular groove is slidably connected to a protective sleeve.

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

[0010] One end of the limiting spring is fixedly connected to the inner wall at the bottom end of the sliding seat, and the other end of the limiting spring is fixedly connected to a sliding circular block, and the outer periphery of the sliding circular block is slidably connected to the interior of the sliding seat.

[0011] As a further description of the above technical solution:

[0012] The outer periphery of the pressing column is slidably connected to the interior of the sliding seat and the clamping seat, and the outer periphery of the pressing column is slidably connected to the interior of the sliding groove.

[0013] As a further description of the above technical solution:

[0014] The connecting assembly comprises a connecting seat, the top end of which is fixedly connected to the inner wall at the top end of the fixed frame, and the interior of the connecting seat is provided with a connecting wire, the bottom end of which is connected to the top end of the connecting plate.

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

[0016] The connecting seat and the clamping seat are electrically connected.

[0017] As a further description of the above technical solution:

[0018] The top end of the connecting gasket is in contact with the bottom end of the connecting plate.

[0019] As a further description of the above technical solution:

[0020] The bottom end of the protective sleeve is fixedly connected to the bottom end of the input column.

[0021] The utility model has the advantages of the following:

[0022] 1、The utility model discloses a cable fixing device, which comprises a fixed frame, a connecting plate, a clamping seat, a sliding seat, a limiting spring, a pressing column, a clamping interface, a connecting assembly and a connecting gasket.

[0023] 2. The utility model discloses, through setting up protective sheath, connecting gasket, input column etc. mechanism, the line head of input line, rotates knob, makes connecting gasket and connecting plate hold input line, is provided with protective sheath simultaneously, in the process that knob is rotated upwards to guarantee that input column does not expose to the outside. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a kind of whole front schematic diagram of the multiple-group series structure of the magnetic control type dynamic reactive power compensator proposed in the utility model;

[0025] Figure 2 It is a kind of fixed frame right side section schematic diagram of the multiple-group series structure of the magnetic control type dynamic reactive power compensator proposed in the utility model;

[0026] Figure 3 It is a kind of clamping seat right side section schematic diagram of the multiple-group series structure of the magnetic control type dynamic reactive power compensator proposed in the utility model;

[0027] Figure 4 It is a kind of connecting plate right side section schematic diagram of the multiple-group series structure of the magnetic control type dynamic reactive power compensator proposed in the utility model.

[0028] LEGEND:

[0029] 1, fixed frame;2, connecting plate;3, capacitor;4, clamping seat;5, sliding seat;6, limit spring;7, sliding round block;8, pressing column;9, clamping interface;10, clamping block;11, sliding groove;12, connecting seat;13, connecting line;14, input column;15, knob;16, ring groove;17, connecting gasket;18, protective sheath. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] REFERENCE Figures 1-3The utility model provides a kind of embodiment of the utility model discloses a kind of multi-group series-connection structure of magnetically controlled dynamic reactive compensator, including the fixed frame 1 of fixed and bearing equipment, the bottom of both sides of fixed frame 1 is fixedly connected with connecting plate 2, connecting plate 2 is provided with two groups, two groups of connecting plate 2 are symmetrically arranged, connecting plate 2 inside is provided with capacitor 3, capacitor 3 is provided with two groups, and symmetrically arranged in the inside of connecting plate 2, connecting plate 2 will the phase of two groups of capacitor 3 be connected in series, fixed frame 1 top end is fixedly connected with the clamping seat 4, the top surface of clamping seat 4 is fixedly connected with sliding seat 5, sliding seat 5 outside is provided with the sliding seat 5 of convenient into wire harness, sliding seat 5 bottom end inner wall is elastically connected with sliding round block 7 by limit spring 6, when sliding round block 7 is not stressed, limit spring 6 will push sliding round block 7 upwards, limit spring 6 one end is fixedly connected on the bottom end inner wall of sliding seat 5, limit spring 6 other end is fixedly connected in sliding round block 7, sliding round block 7 periphery is slidably connected in the inside of sliding seat 5, sliding seat 5 limits that sliding round block 7 can only slide up and down on the inner wall of sliding seat 5, the inside of sliding round block 7 is fixedly connected with the pressing column 8 of convenient pressing.

[0032] Referring to Figures 2-3 , the periphery of pressing column 8 is slidably connected in the inside of sliding seat 5 and clamping seat 4, the inside of pressing column 8 is provided with the clamping port 9 of convenient fixed wire harness, the bottom end inner wall of clamping port 9 is fixedly connected with the clamping block 10 of convenient fixed wire harness, the bottom end of clamping port 9 is provided with sliding groove 11, the periphery of pressing column 8 is slidably connected in the inside of sliding groove 11, sliding groove 11 makes pressing column 8 conveniently descend, the inner wall of fixed frame 1 top end is provided with connecting assembly, and connecting assembly is used to connect capacitor 3 and clamping seat 4, and connecting assembly includes the connecting seat 12 of convenient connection, and the top end of connecting seat 12 is fixedly connected on the inner wall of fixed frame 1 top end, and connecting seat 12 is connected with clamping seat 4 by electric property, and the inside of connecting seat 12 is provided with connecting wire 13, and the top end of connecting plate 2 is connected in the bottom end of connecting wire 13, and connecting wire 13 connects capacitor 3 and external environment connected in parallel.

[0033] Referring to Figure 1 And Figure 4 , the bottom end of connecting plate 2 is provided with input assembly, and input assembly is used for input line connected in series, and input assembly includes input column 14, and the top end of input column 14 is fixedly connected in connecting plate 2, and the periphery of input column 14 is threadedly connected in knob 15, and knob 15 will slide up and down along the periphery of input column 14 by rotating, and the inside of knob 15 is provided with ring groove 16, and knob 15 top end is fixedly connected with the connecting gasket 17 of convenient clamping wire harness, and the bottom end of connecting plate 2 is contacted with the top end of connecting gasket 17, and the inside of ring groove 16 is slidably connected with protective sleeve 18, and knob 15 can move upwards along protective sleeve 18 by descending, and protective sleeve 18 is made of insulating material, and it can prevent electric shock, and the bottom end inside of protective sleeve 18 is fixedly connected in the bottom end of input column 14.

[0034] Working principle: when you want to series connection of the reactive power compensator, press down the press column 8, the press column 8 moves down and inserts into the inside of the sliding groove 11, at this time the clamping interface 9 is communicated with the opening of the clamping seat 4, the wire connected with another set of capacitor is inserted into the opening of the clamping seat 4, when the wire is inserted into the inside of the clamping interface 9, at this time release the press column 8, the limiting spring 6 pushes the sliding block 7 up, the press column 8 moves up, at this time the clamping block 10 clamps the wire, so as to fix the wire, the operation is more convenient. When you want to connect the input wire, wind the wire head of the input wire on the input column 14, turn the knob 15, the knob 15 moves up along the input column 14, drives the connecting gasket 17 up, the connecting gasket 17 and the connecting plate 2 clamp the wire head of the input wire, at the same time the knob 15 moves up, the protection sleeve 18 slides out of the ring groove 16, so as to ensure that the outer periphery of the input column 14 does not touch to cause electric shock.

[0035] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the person skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.

Claims

1. A multi-group series structure of a magnetic controlled dynamic reactive compensator, comprising a fixed frame (1), characterized in that: The fixed frame (1) is fixedly connected with a connecting plate (2) on both sides of the bottom, a capacitor (3) is arranged on the inner side of the connecting plate (2), the fixed frame (1) is fixedly connected with a clamping seat (4) at the top, the clamping seat (4) is fixedly connected with a sliding seat (5) at the top, the sliding seat (5) is elastically connected with a sliding circular block (7) through a limiting spring (6) at the bottom end, the sliding circular block (7) is fixedly connected with a pressing column (8) at the inner side, the pressing column (8) is provided with a clamping port (9) at the inner side, the clamping port (9) is fixedly connected with a clamping block (10) at the inner wall of the bottom end, the clamping port (9) is provided with a sliding groove (11) at the bottom end, the fixed frame (1) is provided with a connecting assembly at the inner wall of the top, the connecting assembly is used for connecting the capacitor (3) and the clamping seat (4), the connecting plate (2) is provided with an input assembly at the bottom end, and the input assembly is used for the input line in series.

2. A multi-group series structure of a dynamic magnetic control reactive power compensator according to claim 1, characterized in that: The input assembly comprises an input column (14), the input column (14) is fixedly connected with the connecting plate (2) at the top, the input column (14) is threadedly connected with a knob (15) at the outer periphery, the knob (15) is provided with a ring groove (16) at the inner side, the knob (15) is fixedly connected with a connecting gasket (17) at the top, and the ring groove (16) is slidably connected with a protective sleeve (18) at the inner side.

3. A multi-group series structure of a dynamic magnetic controlled var compensator according to claim 1, characterized in that: One end of the limiting spring (6) is fixedly connected with the inner wall of the bottom end of the sliding seat (5), and the other end of the limiting spring (6) is fixedly connected with the sliding circular block (7).

4. A multi-set series structure of a dynamic magnetic controlled reactive power compensator according to claim 1, characterized in that: The pressing column (8) is slidably connected with the inner sides of the sliding seat (5) and the clamping seat (4) at the outer periphery, and the pressing column (8) is slidably connected with the inner side of the sliding groove (11) at the outer periphery.

5. A multi-set series structure of a dynamic magnetic controlled reactive power compensator according to claim 1, characterized in that: The connecting assembly comprises a connecting seat (12), the connecting seat (12) is fixedly connected with the inner wall of the top of the fixed frame (1) at the top, the connecting seat (12) is provided with a connecting line (13) at the inner side, and the connecting line (13) is connected with the top of the connecting plate (2) at the bottom end.

6. A multi-group series connection structure of a dynamic magnetic control type reactive power compensator according to claim 5, characterized in that: The connecting seat (12) and the clamping seat (4) are electrically connected.

7. A multi-set series structure of a dynamic magnetic controlled reactive power compensator according to claim 2, characterized in that: The top end of the connecting gasket (17) is in contact with the bottom end of the connecting plate (2).

8. A multi-set series structure of a dynamic magnetic control reactive power compensator according to claim 2, characterized in that: The bottom end of the protective sleeve (18) is fixedly connected with the bottom end of the input column (14) at the inner side.

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