Power capacitance compensation device

Abstract

The utility model discloses a power capacitance compensation device which comprises a capacitance compensation device body, the capacitance compensation device body is composed of an upper shell and a lower shell, an installation cavity is formed in the lower shell, a maintenance opening is formed in the position, opposite to the installation cavity, in the lower shell, a partition plate is fixedly connected in the installation cavity, and the partition plate is fixedly connected with the lower shell. The installation cavity is divided into a first cavity and a second cavity through the partition plate, a plurality of guide rail devices are fixedly installed at the bottom in the first cavity and the bottom in the second cavity respectively, and capacitors and reactors are arranged on the guide rail devices respectively. According to the design of the utility model, the side surface of the lower housing is provided with the maintenance port, and the bottom of the first chamber and the bottom of the second chamber are fixedly provided with the guide rail devices, so that the capacitor and the reactor are horizontally moved and pulled out in the maintenance process through the guide rail devices, thereby facilitating the subsequent maintenance work of the power capacitance compensation device. Therefore, the problems in the background technology are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of power capacitors, in particular to a power capacitor compensation device. Background Art

[0002] With the improvement of economic level, various electrical equipments are increasingly entering people's lives, which makes the electricity consumption grow rapidly. The power capacitor compensation device is used in the low voltage power supply system, which can ensure the reduction of reactive power in the power grid and improve the power supply efficiency and voltage quality of the system.

[0003] The existing power capacitor compensation device adopts a split structural design. If it is necessary to maintain the capacitor in the capacitor body, the cover body and the related components in the cover body need to be disassembled before the capacitor maintenance work can be carried out. In addition, in order to facilitate the installation of the power capacitor compensation device in a certain place, a lifting rod is installed on the top of the cover body. Since the capacitor body is heavy, during the lifting process, under the influence of the greater gravity, the connection between the cover body and the capacitor body will be loose, thereby affecting the service life of the power capacitor compensation device. Summary of the invention

[0004] The purpose of the utility model is to provide an electric capacitor compensation device to solve the problem that the existing electric capacitor compensation device mentioned in the above background technology adopts a split structural design. If it is necessary to maintain the capacitor in the capacitor body, the cover body and the related components in the cover body need to be disassembled before the maintenance work on the capacitor can be carried out. In addition, in order to facilitate the installation of the electric capacitor compensation device in a certain place, a lifting rod is installed on the top of the cover body. Since the capacitor body is heavy, during the lifting process, it is affected by the greater gravity, the connection between the cover body and the capacitor body will be loose, thereby affecting the service life of the electric capacitor compensation device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric capacitor compensation device, comprising a capacitor compensation device body, the capacitor compensation device body consisting of an upper shell and a lower shell, an installation cavity is provided in the lower shell, a maintenance port is provided in the lower shell at a position relative to the installation cavity, a partition plate is fixedly connected in the installation cavity, and the installation cavity is divided into a first chamber and a second chamber by the partition plate, a plurality of guide rail devices are fixedly installed at the bottom of the first chamber and the second chamber, and capacitors and reactors are respectively arranged on the guide rail devices.

[0006] Preferably, the guide rail device includes a fixing seat and a mounting plate, the fixing seat has sliding grooves on both sides of the inner wall, and the mounting plate has sliding blocks fixedly connected to the left and right sides, and the sliding blocks are slidably connected in the sliding grooves.

[0007] Preferably, a threaded hole is provided on the top surface of the fixing seat near one end of the maintenance port, a connecting hole is provided on the surface of the mounting plate at a position opposite to the threaded hole, and a plurality of snap-in sockets are provided at the center of the surface of the mounting plate, and capacitors and reactors are respectively snap-into the snap-in sockets.

[0008] Preferably, bolts are arranged in the threaded holes and the connecting holes.

[0009] Preferably, a side panel is fixedly mounted on the outer wall of the maintenance opening by screws, and a heat dissipation port is provided on the side panel.

[0010] Preferably, the upper shell and the lower shell are designed as an integral structure.

[0011] Beneficial Effects

[0012] Compared with the existing technology, the beneficial effects of the utility model are:

[0013] Through the design of the utility model, a maintenance port is opened on the side of the lower shell, and a guide rail device is fixedly installed at the bottom of the first chamber and the second chamber. The guide rail device allows the capacitor and the reactor to be pulled out horizontally during maintenance, which is convenient for subsequent maintenance of the power capacitor compensation device, thereby effectively solving the problems raised in the background technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the exploded view of the guide rail device of the present utility model.

[0017] 1. Capacitor compensation device body; 2. Upper shell; 3. Lower shell; 4. Side plate; 5. Installation cavity;

[0018] 6. Second chamber; 7. First chamber; 8. Partition plate; 9. Guide rail device; 10. Capacitor;

[0019] 11. Reactor; 12. Maintenance port; 13. Heat dissipation port; 91. Fixed seat; 92. Mounting plate; 93. Slider;

[0020] 94. Threaded hole; 95. Connecting hole; 96. Bayonet; 97. Bolt; 98. Slide groove. DETAILED DESCRIPTION

[0021] The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. 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.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "front", "back", "inside", "outside", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions 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 orientation, be constructed and operated in a specific orientation, and therefore are not to be construed as limiting the present invention. In addition, the terms "first", "second" and "third" are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.

[0023] like Figure 1-3 It is a structural schematic diagram of an electric capacitor compensation device of a preferred embodiment of the utility model. In this embodiment, an electric capacitor compensation device includes a capacitor compensation device body 1, and the capacitor compensation device body 1 is composed of an upper shell 2 and a lower shell 3. An installation cavity 5 is opened in the lower shell 3, and a maintenance port 12 is opened in the lower shell 3 at a position relative to the installation cavity 5. A partition plate 8 is fixedly connected in the installation cavity 5, and the installation cavity 5 is divided into a first chamber 7 and a second chamber 6 by the partition plate 8. A plurality of guide rail devices 9 are fixedly installed at the bottom of the first chamber 7 and the second chamber 6. Capacitors 10 and reactors 11 are respectively arranged on the guide rail devices 9. The guide rail devices 9 allow the capacitors 10 and the reactors 11 to be pulled out horizontally during maintenance, so as to facilitate subsequent maintenance work on the electric capacitor compensation device 1, thereby effectively solving the problems raised in the background technology.

[0024] In this embodiment, the guide rail device 9 includes a fixed seat 91 and a mounting plate 92. Slide grooves 98 are opened on both sides of the inner wall of the fixed seat 91, and sliders 93 are fixedly connected to the left and right sides of the mounting plate 92. The sliders 93 are slidably connected in the slide grooves 98, thereby realizing the sliding function, and the capacitor 10 and the reactor 11 can be smoothly moved out from the first chamber 7 and the second chamber 6 for maintenance work.

[0025] In this embodiment, a threaded hole 94 is provided on the top surface of the fixing seat 91 near one end of the maintenance port 12, and a connecting hole 95 is provided on the surface of the mounting plate 92 at a position opposite to the threaded hole 94. Bolts 97 are provided in the threaded hole 94 and the connecting hole 95, so as to fix and lock the capacitor 10 and the reactor 11 that slide into the first chamber 7 and the second chamber 6. At the same time, a plurality of bayonet holes 96 are provided at the center of the surface of the mounting plate 92, and the bayonet holes 96 are respectively connected and fixed to the card blocks at the bottom of the capacitor 10 and the reactor 11, so as to fix the capacitor 10 and the reactor 11 on the mounting plate 92, and also facilitate the subsequent maintenance and disassembly between the capacitor 10 and the reactor 11 and the mounting plate 92.

[0026] In this embodiment, a side plate 4 is fixedly mounted on the outer wall of the maintenance opening 12 by screws, and a heat dissipation opening 13 is opened on the side plate 4 to dissipate heat for the capacitor 10 and the reactor 11 when they are working.

[0027] In this embodiment, the upper shell 2 and the lower shell 3 are designed as an integrated structure to increase the connection strength between them. During the installation and lifting process of the power capacitor compensation device 1, it will not be affected by gravity, resulting in a loose connection between the upper shell 2 and the lower shell 3, thereby affecting the service life of the power capacitor compensation device 1.

[0028] The above content is a further detailed description of the utility model in combination with specific implementation methods. It cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, they can also make several simple deductions or substitutions, which should be regarded as belonging to the scope of protection determined by the claims submitted for the utility model.

Claims

1. A power capacitor compensation device, comprising a capacitor compensation device body (1), wherein the capacitor compensation device body (1) is composed of an upper shell (2) and a lower shell (3), and is characterized in that: The lower shell (3) is provided with an installation cavity (5), and a maintenance port (12) is provided in the lower shell (3) at a position relative to the installation cavity (5). A partition plate (8) is fixedly connected to the installation cavity (5), and the installation cavity (5) is divided into a first cavity (7) and a second cavity (6) by the partition plate (8). A plurality of guide rail devices (9) are fixedly installed at the bottom of the first cavity (7) and the second cavity (6), and a capacitor (10) and a reactor (11) are respectively arranged on the guide rail devices (9).

2. According to claim 1, a power capacitor compensation device is characterized in that: The guide rail device (9) comprises a fixed seat (91) and a mounting plate (92), wherein sliding grooves (98) are provided on both sides of the inner wall of the fixed seat (91), and sliding blocks (93) are fixedly connected to the left and right sides of the mounting plate (92), and the sliding blocks (93) are slidably connected in the sliding grooves (98).

3. According to claim 2, a power capacitor compensation device is characterized in that: A threaded hole (94) is provided on the top surface of the fixing seat (91) at one end close to the maintenance port (12); a connection hole (95) is provided on the surface of the mounting plate (92) at a position opposite to the threaded hole (94); a plurality of bayonet holes (96) are provided at the center of the surface of the mounting plate (92); and a capacitor (10) and a reactor (11) are respectively bayoneted at the bayonet holes (96).

4. A power capacitor compensation device according to claim 3, characterized in that: Bolts (97) are arranged in the threaded hole (94) and the connecting hole (95).

5. The power capacitor compensation device according to claim 1, characterized in that: A side panel (4) is fixedly mounted on the outer wall of the maintenance opening (12) by means of screws, and a heat dissipation opening (13) is provided on the side panel (4).

6. The power capacitor compensation device according to claim 1, characterized in that: The upper shell (2) and the lower shell (3) are designed as an integral structure.

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