CN213213110U

CN213213110U - Low-voltage reactive power compensation device

Info

Publication number: CN213213110U
Application number: CN202022165290.9U
Authority: CN
Inventors: 林乐强; 包依程
Original assignee: Honghao Power Equipment Co ltd
Current assignee: Honghao Power Equipment Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-05-14
Anticipated expiration: 2030-09-28

Abstract

The utility model relates to a low pressure reactive power compensation arrangement, which comprises a housin, be provided with fixed plate and wire casing in the casing, the wire casing is fixed on the fixed plate, the wire casing includes upper end wire casing, side wire casing and upper end wire casing, be provided with electric operating mechanism, first direct current contactor, second direct current contactor and low pressure compensation controller between upper end wire casing and the lower extreme wire casing, the bottom of low pressure compensation controller is provided with switching power supply, switching power supply fixes on the fixed plate. The utility model improves the internal structure of the compensator, sets some small electrical components on the fixed plate, is convenient to disassemble and assemble, and places some large electrical components such as a transformer and a capacitor at the bottom of the shell and fixes the components through the fixed bracket, so that the whole structure is more reasonable; and the wiring mode of the wiring groove is improved, so that the wiring is easier and more convenient.

Description

Low-voltage reactive power compensation device

Technical Field

The utility model belongs to the technical field of transformer equipment, concretely relates to low pressure reactive power compensation arrangement.

Background

The low-voltage reactive power compensation device adopts a series of domestic advanced technologies and latest components, integrates reactive compensation and power grid monitoring, can compensate reactive loss in a power grid, improve power factors and reduce line loss, thereby improving the load capacity and power supply quality of the power grid, simultaneously can monitor operation data of three-phase voltage, current, power factors and the like of the power grid in real time, can complete comprehensive management of monitoring, analysis processing, report output and the like of the whole low-voltage distribution line, provides first-hand data for scientific management of the low-voltage distribution line, and is generally present in various lives; the existing low-voltage reactive power compensation device has certain defects when in use, the installation and the disassembly of electric components inside the compensation device are inconvenient, the operation is troublesome, and certain influence is brought to the use process of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low pressure reactive power compensation arrangement can realize concentrating the heat dissipation to improve the radiating effect.

In order to achieve the above object, the utility model provides a according to following technical scheme: the utility model provides a low pressure reactive power compensation device, includes the casing, be provided with fixed plate and wire casing in the casing, the wire casing is fixed on the fixed plate, the wire casing includes upper end wire casing, side wire casing and upper end wire casing, be provided with electric operating mechanism, first direct current contactor, second direct current contactor and low-voltage compensation controller between upper end wire casing and the lower extreme wire casing, the bottom of low-voltage compensation controller is provided with switching power supply, switching power supply fixes on the fixed plate.

The utility model discloses further set up, lower extreme wire casing below still is provided with terminal box, current transformer, fuse and relay, terminal box, current transformer, fuse and relay are all fixed on the fixed plate, wherein the fuse be provided with the guide rail between relay and the fixed plate, fuse and relay set up on the guide rail.

The utility model discloses further set up, the bottom of casing is provided with left socle, right branch frame, the left socle with be provided with the fixed bolster between the right branch frame, be provided with condenser and transformer on the fixed bolster.

The utility model discloses further set up, still including the protective cover that is located the casing top, the upper surface of casing is provided with radiator fan, a plurality of ventilation holes have been seted up to the lower surface of protective cover.

The utility model discloses further set up, the casing includes first side, second side, third side and transparent door, first side, second side, third side and transparent door perpendicular to casing upper surface and bottom set up, first side sets up with the third side is relative, first side with the louvre has been seted up on the third side.

The utility model discloses further set up, be provided with the arrester on the inner wall of first side.

The utility model has the advantages that the internal structure of the compensator is improved, small electrical components are arranged on the fixing plate, the disassembly and the assembly are convenient, large electrical components such as a transformer and a capacitor are placed at the bottom of the shell and are fixed through the fixing bracket, and the overall structure is more reasonable; and the wiring mode of the wiring groove is improved, so that the wiring is easier and more convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a perspective view of an embodiment of the present invention.

Reference numeral, 10, a housing; 101. a first side surface; 102. a second side surface; 103. a third side; 20. an upper end wire groove; 30. a lower end wire slot; 40. a lateral slot; 50. an electric operating mechanism; 60. a first DC contactor; 70. a second DC contactor; 80. a low-voltage compensation controller; 90. a switching power supply; 100. a fixing plate; 110. a terminal block; 120. a current transformer; 130. a fuse; 140. a relay; 150. a guide rail; 160. a left bracket; 170. a right bracket; 180. fixing a bracket; 190. a capacitor; 200. a transformer; 210. a protective cover; 220. a heat radiation fan; 230. a vent hole; 240. heat dissipation holes; 250. a lightning arrester;

Detailed Description

Embodiments of the present application will be described in detail with reference to the accompanying drawings and examples, so that the implementation process of the present application, which is based on the technical means for solving the technical problems and achieving the technical effects, can be fully understood and implemented.

Referring to fig. 1-2, the present invention provides the following technical solutions: the utility model provides a low pressure reactive power compensation device, includes casing 10, be provided with fixed plate 100 and wire casing in the casing 10, the wire casing is fixed on fixed plate 100, the wire casing includes upper end wire casing 20, side wire casing 40 and upper end wire casing 20, be provided with electric operating device 50, first direct current contactor 60, second direct current contactor 70 and low-voltage compensation controller 80 between upper end wire casing 20 and the lower extreme wire casing 30, the bottom of low-voltage compensation controller 80 is provided with switching power supply 90, switching power supply 90 fixes on the fixed plate 100. Lower extreme wire casing 30 below still is provided with terminal box 110, current transformer 120, fuse 130 and relay 140, terminal box 110, current transformer 120, fuse 130 and relay 140 all fix on fixed plate 100, wherein fuse 130 be provided with guide rail 150 between relay 140 and the fixed plate 100, fuse 130 and relay 140 set up on the guide rail 150. The bottom of the housing 10 is provided with a left bracket 160 and a right bracket 170, a fixing bracket 180 is arranged between the left bracket 160 and the right bracket 170, and a capacitor 190 and a transformer 200 are arranged on the fixing bracket 180. The compensation device further comprises a protective cover 210 positioned above the housing 10, the upper surface of the housing 10 is provided with a heat dissipation fan 220, and the lower surface of the protective cover 210 is provided with a plurality of ventilation holes 230.

The casing 10 comprises a first side surface 101, a second side surface 102, a third side surface 103 and a transparent door, wherein the first side surface 101, the second side surface 102, the third side surface 103 and the transparent door are perpendicular to the upper surface and the bottom of the casing 10, the first side surface 101 and the third side surface 103 are oppositely arranged, heat dissipation holes 240 are formed in the first side surface 101 and the third side surface 103, and a lightning arrester 250 is arranged on the inner wall of the first side surface 101.

The utility model improves the internal structure of the compensator, sets some small electrical components on the fixing plate 100, is convenient to disassemble and assemble, and places some large electrical components such as the transformer 200 and the capacitor 190 at the bottom of the shell 10 to be fixed through the fixing bracket 180, so that the whole structure is more reasonable; and the wiring mode of the wiring groove is improved, so that the wiring is easier and more convenient.

Certain components are referred to by certain terms used throughout the description and claims. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

More frequently, the bases 10, the shell; 101. a first side surface; 102. a second side surface; 103. a third side; a transparent door; 20. an upper end wire groove; 30. a lower end wire slot; 40. a lateral slot; 50. an electric operating mechanism; 60. a first DC contactor; 70. a second DC contactor; 80. a low-voltage compensation controller; 90. a switching power supply; 100. a fixing plate; 110. a terminal block; 120. a current transformer; 130. a fuse; 140. a relay; 150. a guide rail; 160. a left bracket; 170. a right bracket; 180. fixing a bracket; 190. a capacitor; 200. a transformer; 210. a protective cover; 220. a heat radiation fan; 230. a vent hole; 240. heat dissipation holes; 250. it is to be understood that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, in light of the foregoing description, that the invention is not limited to the form disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a low pressure reactive power compensation device, includes the casing, its characterized in that, be provided with fixed plate and wire casing in the casing, the wire casing is fixed on the fixed plate, the wire casing includes upper end wire casing, side wire casing and upper end wire casing, be provided with electric operating mechanism, first direct current contactor, second direct current contactor and low-voltage compensation controller between upper end wire casing and the lower extreme wire casing, the bottom of low-voltage compensation controller is provided with switching power supply, switching power supply fixes on the fixed plate.

2. The low-voltage reactive power compensation device according to claim 1, wherein a terminal box, a current transformer, a fuse and a relay are further arranged below the lower end wire slot, the terminal box, the current transformer, the fuse and the relay are all fixed on a fixing plate, a guide rail is arranged between the fuse and the fixing plate, and the fuse and the relay are arranged on the guide rail.

3. The low-voltage reactive power compensation device according to claim 2, wherein a left bracket and a right bracket are arranged at the bottom of the housing, a fixed bracket is arranged between the left bracket and the right bracket, and a capacitor and a transformer are arranged on the fixed bracket.

4. The low-voltage reactive power compensation device according to claim 3, further comprising a protection cover located above the housing, wherein the upper surface of the housing is provided with a heat dissipation fan, and the lower surface of the protection cover is provided with a plurality of ventilation holes.

5. The low-voltage reactive power compensation device according to claim 4, wherein the housing comprises a first side surface, a second side surface, a third side surface and a transparent door, the first side surface, the second side surface, the third side surface and the transparent door are perpendicular to the upper surface and the bottom of the housing, the first side surface and the third side surface are arranged oppositely, and heat dissipation holes are formed in the first side surface and the third side surface.

6. A low voltage reactive power compensation device according to claim 5, wherein an arrester is provided on an inner wall of the first side.