CN216699204U

CN216699204U - Controllable zero sequence compensator of low-voltage power grid

Info

Publication number: CN216699204U
Application number: CN202123116537.9U
Authority: CN
Inventors: 刘洋; 陈华贵; 郭行
Original assignee: Hubei Shenghong Haoyuan Technology Co ltd
Current assignee: Hubei Shenghong Haoyuan Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-06-07
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a controllable zero sequence compensator of a low-voltage power grid, which comprises a compensation cabinet body and a plurality of groups of compensator elements, wherein an adjusting substrate capable of being adjusted up and down is arranged in the compensation cabinet body; the utility model discloses a plurality of compensator components to the internal portion of conventional compensation cabinet, the form of accessible pressure equipment spare is installed it on adjusting the base plate, the form of adjusting the mounting through adjusting the base plate both ends is installed it between two sets of regulation rails, then accessible adjusting bolt will adjust the base plate together with the height of compensator component and adjust, thereby the convenient inside component wiring of the connected mode of different compensator components in the controllable zero sequence compensator in the realization in-service use process, the front and back double-door structure that combines the compensation cabinet body can convenient and fast installs this compensator wholly.

Description

Controllable zero sequence compensator of low-voltage power grid

Technical Field

The utility model relates to the technical field of controllable zero sequence compensators, in particular to a controllable zero sequence compensator of a low-voltage power grid.

Background

The distribution network in China adopts a three-phase four-wire system distribution transformer power supply mode, the transformer capacity is less than 100kVA and accounts for about half of the total number of transformers, and the distribution is basically performed manually, so that the problems of uneven low-voltage single-phase load of the distribution network, overlarge difference of actual load operation rate, uncontrollable capacity increase of single-phase users and the like are easily caused, and the three-phase imbalance of the low-voltage power network is inevitably caused by the factors. In the prior art, a plurality of separate compensator elements are often arranged in a compensator cabinet, however, in an actual operation process, different connection modes are often required for different element arrangements, however, it is difficult for a conventional compensator cabinet to adapt to wiring modes and wiring positions of a plurality of elements, so that internal installation of a controllable zero sequence compensator or a subsequent maintenance process becomes troublesome, and therefore, a controllable zero sequence compensator for a low-voltage power grid needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a controllable zero sequence compensator of a low-voltage power grid to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a controllable zero sequence compensator of low pressure electric wire netting, includes the compensation cabinet body and a plurality of compensator component of organizing, the internally mounted of the compensation cabinet body has the regulation base plate that can adjust from top to bottom, a plurality of groups compensator component fixed mounting is on the upper portion of adjusting the base plate, fixedly connected with is the regulation rail that the symmetry set up on the inside both sides wall of the compensation cabinet body, the both ends fixedly connected with of adjusting the base plate adjusts the mounting, set up the regulation hole that a plurality of groups are used for the location adjustment mounting on the regulation rail, the bottom both ends fixedly connected with fixed block of compensator component, fixedly mounted has a plurality of detachable pressure equipment of organizing on the regulation base plate, the fixed block pressure equipment of compensator component bottom is in the bottom of pressure equipment.

Preferably, the front and the back of the compensation cabinet body are all hinged to install a cabinet door, the side of the compensation cabinet body is provided with heat dissipation holes distributed in an array manner, and the inner side wall of the cabinet body of the compensation cabinet body is additionally provided with a reinforcing plate.

Preferably, one side fixedly connected with side mount of the compensation cabinet body, the hoist and mount piece that the both sides upper end fixedly connected with of the compensation cabinet body is the symmetry and sets up, the interior bottom fixedly connected with supporting seat of the compensation cabinet body.

Preferably, the adjusting fixing parts at the two ends of the adjusting base plate are provided with adjusting bolts in a threaded mode, and the adjusting bolts penetrate through the adjusting holes to position and assemble the adjusting fixing parts in the adjusting rails.

Preferably, the fixing block is provided with a bolt through hole, the press fitting part is provided with a fitting bolt in a penetrating manner, and the fitting bolt is installed in the bolt through hole in a threaded manner.

Preferably, the two ends of the pressing piece and the adjusting base plate are fixedly connected with fasteners, and the pressing piece is detachably mounted on the upper surface of the adjusting base plate through fastener seats and fastener tongues of the fasteners.

Preferably, the plurality of sets of detachable press fittings are arranged in pairwise correspondence, and the two corresponding press fittings are distributed on both sides of the bottom of the compensator element.

Preferably, the compensator elements inside the compensation cabinet body are provided with at least three groups, and the press fitting parts on the adjusting base plate are provided with at least six groups.

Preferably, the top of the supporting seat of the compensation cabinet body is fixedly connected with two groups of fixing frames, and the two groups of fixing frames are fixedly supported on two sides of the bottom of the adjusting rail.

Preferably, the bottom of the adjusting base plate is fixedly connected with a supporting plate, and the width of the front surface of the adjusting base plate is smaller than the width between the two groups of symmetrical adjusting rails.

Compared with the prior art, the utility model has the beneficial effects that:

through adjusting the rail, adjust the base plate, adjust the design of mounting and pressfitting spare isotructure, a plurality of compensator components to the internal portion of conventional compensation cabinet, the form of accessible pressfitting spare is installed it on adjusting the base plate, the form of adjusting the mounting through adjusting the base plate both ends in addition is installed it between two sets of regulation rails, then accessible adjusting bolt will adjust the base plate and adjust together with the height of compensator component and adjust, thereby realize the connected mode of different compensator components among the controllable zero sequence compensator in the in-service use process and make things convenient for inside component wiring, the mounting means of this device is simple in addition, the front and back double door structure that combines the compensation cabinet body can convenient and fast install this compensator wholly.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.

In the figure: 1. a compensation cabinet body; 2. a cabinet door; 3. a side fixing frame; 4. hoisting a piece; 5. heat dissipation holes; 6. a reinforcing plate; 7. a fixed mount; 8. adjusting the rail; 9. a supporting seat; 10. adjusting the substrate; 11. adjusting the fixing piece; 12. pressing and assembling; 13. a support plate; 14. a fastener; 15. a fixed block; 16. a compensator element; 17. a bolt through hole; 18. an adjustment hole; 19. adjusting the bolt; 20. and matching with the bolt.

Detailed Description

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "back," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, as used herein, are merely used for convenience in referring to the figures and to aid in describing the utility model, and are not intended to limit the utility model.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

the utility model provides a controllable zero sequence compensator of low pressure electric wire netting, is including the compensation cabinet body 1 and a plurality of compensator component 16 of organizing, the internally mounted of the compensation cabinet body 1 has the regulation base plate 10 that can adjust from top to bottom, a plurality of groups 16 fixed mounting of compensator component is on the upper portion of adjusting base plate 10, fixedly connected with is the regulation rail 8 that the symmetry set up on the inside both sides wall of the compensation cabinet body 1, the both ends fixedly connected with of adjusting base plate 10 adjusts mounting 11, set up a plurality of groups on the regulation rail 8 and be used for the regulation hole 18 of location regulation mounting 11, the bottom both ends fixedly connected with fixed block 15 of compensator component 16, fixed mounting has a plurality of detachable pressure equipment 12 on the regulation base plate 10, the fixed block 15 pressure equipment of 16 bottoms of compensator component is in the bottom of pressure equipment 12.

The front and the back of the compensation cabinet body 1 are both hinged with cabinet doors 2, the side of the compensation cabinet body 1 is provided with heat dissipation holes 5 distributed in an array manner, and the inner side wall of the compensation cabinet body 1 is both additionally provided with reinforcing plates 6; a side fixing frame 3 is fixedly connected to one side surface of the compensation cabinet body 1, symmetrically arranged hoisting pieces 4 are fixedly connected to the upper ends of two sides of the compensation cabinet body 1, and a supporting seat 9 is fixedly connected to the inner bottom of the compensation cabinet body 1;

as shown in fig. 2 and 4, by the design of the adjusting rails 8, the adjusting base plate 10, the adjusting fixing pieces 11, the press-fitting pieces 12 and other structures, for a plurality of compensator elements 16 inside the conventional compensating cabinet 1, the compensator elements can be installed on the adjusting base plate 10 in the form of the press-fitting pieces 12, and in addition, the compensator elements are installed between two groups of adjusting rails 8 in the form of adjusting the fixing pieces 11 at two ends of the adjusting base plate 10, so that the heights of the adjusting base plate 10 and the compensator elements 16 can be adjusted through the adjusting bolts 19, and the connection mode of different compensator elements 16 in the zero sequence compensator in the actual use process can be controlled, thereby facilitating the wiring of the internal elements.

Adjusting bolts 19 are installed on the adjusting fixing pieces 11 at the two ends of the adjusting base plate 10 in a threaded mode, and the adjusting bolts 19 penetrate through adjusting holes 18 to enable the adjusting fixing pieces 11 to be positioned and assembled in the adjusting rails 8; a bolt through hole 17 is formed in the fixed block 15, a matching bolt 20 penetrates through the press fitting part 12, and the matching bolt 20 is installed in the bolt through hole 17 in a threaded manner; the two ends of the press-fitting part 12 and the adjusting base plate 10 are fixedly connected with a buckle part 14, and the press-fitting part 12 is detachably mounted on the upper surface of the adjusting base plate 10 through a buckle seat and a buckle tongue of the buckle part 14.

A plurality of sets of detachable press fittings 12 are arranged in pairwise correspondence, and the two corresponding press fittings 12 are distributed on two sides of the bottom of the compensator element 16; at least three groups of compensator elements 16 are arranged inside the compensation cabinet body 1, and at least six groups of pressing parts 12 are arranged on the adjusting base plate 10; two groups of fixing frames 7 are fixedly connected to the top of a supporting seat 9 of the compensation cabinet body 1, and the two groups of fixing frames 7 are fixedly supported on two sides of the bottom of an adjusting rail 8; the bottom of the adjusting base plate 10 is fixedly connected with a supporting plate 13, and the width of the front surface of the adjusting base plate 10 is smaller than the width between the two symmetrical adjusting rails 8.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A controllable zero sequence compensator of a low-voltage power grid comprises a compensation cabinet body (1) and a plurality of groups of compensator elements (16), and is characterized in that: the utility model discloses a compensation cabinet, including the compensation cabinet body, the internally mounted of the compensation cabinet body (1) has regulation base plate (10) that can adjust from top to bottom, a plurality of groups compensator component (16) fixed mounting is on the upper portion of adjusting base plate (10), fixedly connected with is regulation rail (8) that the symmetry set up on the inside both sides wall of the compensation cabinet body (1), the both ends fixedly connected with of adjusting base plate (10) adjusts mounting (11), set up regulation hole (18) that a plurality of groups are used for location regulation mounting (11) on regulation rail (8), the bottom both ends fixedly connected with fixed block (15) of compensator component (16), fixed mounting has a plurality of groups detachable pressure equipment (12) on regulation base plate (10), fixed block (15) pressure equipment of compensator component (16) bottom is in the bottom of pressure equipment (12).

2. The controllable zero sequence compensator of the low-voltage power grid according to claim 1, characterized in that: the front and the back of the compensation cabinet body (1) are hinged to be provided with a cabinet door (2), the side face of the compensation cabinet body (1) is provided with radiating holes (5) distributed in an array mode, and reinforcing plates (6) are additionally arranged on the inner side wall of the compensation cabinet body (1).

3. The controllable zero sequence compensator of the low-voltage power grid according to claim 2, characterized in that: the side fixing frame (3) is fixedly connected to one side face of the compensation cabinet body (1), the hoisting pieces (4) are symmetrically arranged and fixedly connected to the upper ends of the two sides of the compensation cabinet body (1), and the supporting seat (9) is fixedly connected to the inner bottom of the compensation cabinet body (1).

4. The controllable zero sequence compensator of a low-voltage power grid according to claim 1, characterized in that: adjusting bolts (19) are installed on the adjusting fixing pieces (11) at the two ends of the adjusting base plate (10) in a threaded mode, and the adjusting bolts (19) penetrate through the adjusting holes (18) to position and assemble the adjusting fixing pieces (11) in the adjusting rails (8).

5. The controllable zero sequence compensator of the low-voltage power grid according to claim 1, characterized in that: bolt through holes (17) are formed in the fixing block (15), and the pressing piece (12) is provided with a matching bolt (20) in a penetrating mode and the matching bolt (20) is installed in the bolt through holes (17) in a threaded mode.

6. The controllable zero sequence compensator of the low-voltage power grid according to claim 5, characterized in that: the two ends of the pressing piece (12) are fixedly connected with buckle pieces (14) on the adjusting base plate (10), and the pressing piece (12) is detachably arranged on the upper surface of the adjusting base plate (10) through buckle seats and buckle tongues of the buckle pieces (14).

7. The controllable zero sequence compensator of the low-voltage power grid according to claim 6, characterized in that: a plurality of groups of detachable press fittings (12) are arranged in pairwise correspondence, and the two corresponding press fittings (12) are distributed on two sides of the bottom of the compensator element (16).

8. The controllable zero sequence compensator of the low-voltage power grid according to claim 7, characterized in that: the compensator elements (16) in the compensation cabinet body (1) are provided with at least three groups, and the pressing parts (12) on the adjusting base plate (10) are provided with at least six groups.

9. The controllable zero sequence compensator of a low-voltage power grid according to claim 3, characterized in that: the top of a supporting seat (9) of the compensation cabinet body (1) is fixedly connected with two groups of fixing frames (7), and the two groups of fixing frames (7) are fixedly supported on two sides of the bottom of the adjusting rail (8).

10. The controllable zero sequence compensator of the low-voltage power grid according to claim 1, characterized in that: the bottom of the adjusting base plate (10) is fixedly connected with a supporting plate (13), and the front width of the adjusting base plate (10) is smaller than the width between the two groups of symmetrical adjusting rails (8).