CN216976382U

CN216976382U - Three-phase voltage regulating and balancing device of power distribution system

Info

Publication number: CN216976382U
Application number: CN202122843032.6U
Authority: CN
Inventors: 钟沅佑
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-07-15
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a three-phase voltage regulating and balancing device of a power distribution system, which comprises a coil bearing seat, limiting slide rods, a driving motor mounting seat and a sliding structure, wherein the coil bearing seat and the driving motor mounting seat are fixedly connected through four limiting slide rods distributed in a matrix, the outer sides of two adjacent limiting slide rods are connected with a coil brush holder through the sliding structure, the sliding structure comprises a brush holder slide block, a brush holder fixing block and a lifting pulley.

Description

Three-phase voltage regulating and balancing device of power distribution system

Technical Field

The utility model belongs to the technical field of power distribution systems, and particularly relates to a three-phase voltage regulating and balancing device for a power distribution system.

Background

The section of the power system that exits from a step-down distribution substation (high-voltage distribution substation) to a customer end is referred to as a distribution system. A power distribution system is an electrical power network system that transforms voltage and distributes power directly to end users, consisting of a variety of distribution equipment (or components) and distribution facilities.

When the three-phase voltage regulating and balancing device of the existing power distribution system is used, the brush holder moves up and down along with the servo motor to regulate and control the voltage of a three-phase coil column, when the brush holder slides relative to a limiting rod, the part of the pulley is blocked or attached and abraded due to the contact resistance problem, so that the brush holder cannot timely contact a contact with a coil at a preset position to influence the normal use of the device, and therefore the three-phase voltage regulating and balancing device of the power distribution system is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a three-phase voltage regulating and balancing device of a power distribution system, and aims to solve the problems that when the three-phase voltage regulating and balancing device of the conventional power distribution system provided by the background technology is used, a sliding part of a contact brush holder is easy to damage, and the limiting and auxiliary sliding performances are poor.

In order to achieve the purpose, the utility model adopts the following technical scheme: a three-phase voltage and balance regulating device of a power distribution system comprises a coil bearing seat, a limiting slide rod, a driving motor mounting seat and a sliding structure, the coil bearing seat and the driving motor mounting seat are fixedly connected through four limiting sliding rods distributed in a matrix, wherein the outer sides of two adjacent limiting slide rods are connected with the coil brush holder through a sliding structure, the sliding structure comprises a brush holder slide block, a brush holder fixing block and a lifting pulley, wherein, brush frame sliding blocks are fixedly arranged at the two ends of the coil brush frame, brush frame matrix columns are fixed at one side of each brush frame sliding block, a lifting pulley is sleeved at the outer side of each brush frame matrix column in a sliding way, and the tip of brush yoke matrix post runs through the brush yoke fixed block, one side fixed mounting that brush yoke fixed block and brush yoke slider correspond to and are close to spacing slide bar has limit structure, spacing spout has been seted up in the both sides cooperation of spacing slide bar.

Further, limit structure includes spout cylinder and slip roller, wherein the spout cylinder is all installed to one side of brush yoke fixed block and brush yoke slider, the inside rotation of spout cylinder distributes and has a plurality of slip rollers, just the both sides symmetry of spacing slide bar is seted up and is supplied the gliding spacing spout of slip roller.

Further, three-phase coil post is installed to the top equidistance of coil bearing seat, just the cooperation is installed on the coil brush yoke with the coil contact of three-phase coil post contact.

Further, the top and the bottom of the limiting slide bar are fixedly connected with the coil bearing seat and the driving motor mounting seat through screws, and scale scales are vertically arranged on the outer side of the limiting slide bar.

Furthermore, the sliding groove cylinder and the brush holder fixing block are of an integrated structure, and the other sliding groove cylinder and the brush holder sliding block are of an integrated structure.

Furthermore, hole sites for the brush holder matrix columns to penetrate through are arranged on the brush holder fixing block in a matched mode, and the brush holder matrix columns penetrate through the corresponding hole sites and are fixed through nuts.

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

1. in this scheme, through corresponding the sliding construction who sets up in the spacing slide bar outside, guaranteed the stability of coil brush yoke in the slip in-process, utilize simultaneously to correspond the spacing part that sets up on sliding construction, guaranteed the spacing slip of lift pulley, reduced the stress point of lift pulley to play the supplementary gliding effect of friction reduction.

2. Through corresponding the slip roller of installing on limit structure, realized that sliding structure along the vertical not gliding condition of skew of spacing spout, very big increase the functionality of device, utilize spacing slide bar to set up the scale in the outside simultaneously, realized to distribution system three-phase pressure regulating, when adjusting balancing unit test, coil brush yoke slip height is to its influence of measuring value, convenient it carries out data record.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

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

FIG. 2 is a schematic view of a combined structure of a limiting slide rod and a brush holder slide block according to the present invention;

FIG. 3 is an exploded view of FIG. 2 in accordance with the present invention;

in the figure: 1. a coil bearing seat; 2. a limiting slide bar; 3. a drive motor mounting base; 4. a coil brush holder; 5. a brush holder slider; 6. a three-phase coil post; 7. a brush holder fixing block; 8. a lifting pulley; 9. a limiting chute; 10. scale marks are arranged on the scale; 11. a brush holder matrix column; 12. a chute cylinder; 13. a sliding roller.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a three-phase voltage and balance regulating device of a power distribution system comprises a coil bearing seat 1, a limiting slide rod 2, a driving motor mounting seat 3 and a sliding structure, wherein the coil bearing seat 1 and the driving motor mounting seat 3 are fixedly connected through four limiting slide rods 2 distributed in a matrix, wherein the outer sides of two adjacent limiting slide bars 2 are connected with a coil brush holder 4 through a sliding structure, the sliding structure comprises a brush holder sliding block 5, a brush holder fixing block 7 and a lifting pulley 8, wherein, the two ends of the coil brush frame 4 are fixedly provided with brush frame sliding blocks 5, one side of each brush frame sliding block 5 is fixed with a brush frame matrix column 11, the outer side of each brush frame matrix column 11 is slidably sleeved with a lifting pulley 8, and the end part of the brush holder matrix column 11 penetrates through the brush holder fixing block 7, a limiting structure is fixedly mounted on one side, close to the limiting slide bar 2, of the brush holder fixing block 7 and the brush holder slide block 5 correspondingly, and limiting slide grooves 9 are formed in the two sides of the limiting slide bar 2 in a matched mode.

In this embodiment, further, the limiting structure comprises a chute cylinder 12 and a sliding roller 13, wherein one side of the brush holder fixing block 7 and one side of the brush holder sliding block 5 are both provided with a chute cylinder 12, a plurality of sliding rollers 13 are rotatably distributed inside the chute cylinder 12, and the two sides of the limit slide bar 2 are symmetrically provided with limit chutes 9 for the slide rollers 13 to slide, wherein, the outer side of the limit slide bar 2 is vertically provided with scale marks 10, the condition that the slide structure vertically slides along the limit chute 9 without deviation is realized through a slide roller 13 correspondingly arranged on the limit structure, the functionality of the device is greatly increased, meanwhile, the limit slide bar 2 is provided with the scale 10 on the outer side, so that when the three-phase voltage and balance regulating device of the power distribution system is tested, the influence of the sliding height of the coil brush holder 4 on the measured value is convenient for the coil brush holder to record data.

In this embodiment, further, three-phase coil posts 6 are installed at the top of the coil bearing seat 1 at equal intervals, and the coil brush holder 4 is provided with a coil contact in contact with the three-phase coil posts 6 in a matching manner, and the top and the bottom of the limiting slide rod 2 are both fixedly connected with the coil bearing seat 1 and the driving motor installation seat 3 through screws.

In this embodiment, further, the sliding groove cylinder 12 and the brush holder fixing block 7 are of an integrated structure, and the other sliding groove cylinder 12 and the brush holder sliding block 5 are of an integrated structure, a hole for the brush holder matrix column 11 to pass through is cooperatively formed on the brush holder fixing block 7, and the brush holder matrix column 11 passes through the corresponding hole and is fixed by a nut.

The working principle and the using process of the utility model are as follows: the three-phase voltage and balance regulating device of the power distribution system is used as a regulating part in the power distribution system, the use height of the coil brush holder 4 is controlled by an external driving motor, and when the coil brush holder 4 slides, the brush holder sliding block 5 and the sliding groove cylinder 12 on the brush holder fixing block 7 correspondingly move vertically along the limiting sliding groove 9 under the action of the sliding roller 13, so that the auxiliary sliding effect is achieved;

when the sliding rollers 13 on the two sides of the limiting sliding rod 2 support the coil brush holder 4 in a sliding mode, the two sides of the limiting sliding rod are arranged in a penetrating mode and only play roles of assisting and limiting at the lifting pulley 8, friction of the device is reduced, the situation that the impact abrasion of the device is caused due to the fact that the external driving motor chain shakes is avoided, and the safety and the stability of adjustment are improved.

According to the working process, the following steps are known: in this scheme, through corresponding the sliding construction who sets up in the 2 outsides of spacing slide bar, guaranteed the stability of coil brush yoke 4 at the slip in-process, utilize simultaneously to correspond the spacing part that sets up on sliding construction, guaranteed 8 spacing slip of lift pulley, reduced 8 stress points of lift pulley to play the supplementary gliding effect of friction reduction.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a distribution system three-phase voltage regulation, balance adjusting device, includes coil bearing seat (1), spacing slide bar (2) and driving motor mount pad (3), its characterized in that: still include sliding construction, coil bearing seat (1) and driving motor mount pad (3) are through four spacing slide bar (2) fixed connection of matrix distribution, wherein adjacent two spacing slide bar (2) outside is connected with coil brush yoke (4) through sliding construction, and wherein sliding construction includes brush yoke slider (5), brush yoke fixed block (7) and lift pulley (8), wherein the both ends fixed mounting of coil brush yoke (4) has brush yoke slider (5), just one side of brush yoke slider (5) is fixed with brush yoke matrix post (11), every the outside of brush yoke matrix post (11) all slides the cover and is equipped with lift pulley (8), and the tip of brush yoke matrix post (11) runs through brush yoke fixed block (7), one side fixed mounting that brush yoke fixed block (7) and brush yoke slider (5) correspond and are close to spacing slide bar (2) has limit structure, and the two sides of the limiting slide rod (2) are provided with limiting slide grooves (9) in a matching way.

2. The three-phase voltage and balance regulating device of the power distribution system according to claim 1, characterized in that: the limiting structure comprises a sliding groove cylinder (12) and sliding rollers (13), wherein the sliding groove cylinder (12) is installed on one side of the brush holder fixing block (7) and one side of the brush holder sliding block (5), a plurality of sliding rollers (13) are distributed in the sliding groove cylinder (12) in a rotating mode, and limiting sliding grooves (9) for the sliding rollers (13) to slide are symmetrically formed in two sides of the limiting sliding rod (2).

3. The three-phase voltage and balance regulating device of the power distribution system according to claim 1, characterized in that: three-phase coil post (6) are installed to the top equidistance of coil bearing seat (1), just the cooperation is installed on coil brush yoke (4) and is contacted with three-phase coil post (6) coil contact.

4. The three-phase voltage and balance regulating device of the power distribution system according to claim 1, characterized in that: the top and the bottom of the limiting slide bar (2) are fixedly connected with the coil bearing seat (1) and the driving motor mounting seat (3) through screws, wherein the outer side of the limiting slide bar (2) is vertically provided with scale scales (10).

5. The three-phase voltage and balance regulating device of the power distribution system according to claim 2, characterized in that: the sliding groove cylinder (12) and the brush holder fixing block (7) are of an integrated structure, and the other sliding groove cylinder (12) and the brush holder sliding block (5) are of an integrated structure.

6. The three-phase voltage and balance regulating device of the power distribution system according to claim 1, characterized in that: hole sites for the brush frame matrix columns (11) to run through are arranged on the brush frame fixing block (7) in a matched mode, and the brush frame matrix columns (11) run through the corresponding hole sites and are fixed through nuts.