CN212935345U

CN212935345U - Insulating distribution transformer area system

Info

Publication number: CN212935345U
Application number: CN202021938198.5U
Authority: CN
Inventors: 关攀飞; 李文波; 张涛; 柳发亮; 熊进华
Original assignee: Yunnan Yuxi Zhong Hui Power Equipment LLC
Current assignee: Yunnan Yuxi Zhong Hui Power Equipment LLC
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-04-09
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to a distribution technology field discloses insulating distribution transformer district system, including two electric wire stake poles that are parallel to each other, two the horizontal fixedly connected with transformer support in lower part between the electric wire stake pole, transformer support upper portion fixed mounting have the transformer, are located two of transformer top the horizontal fixedly connected with installation crossbearer on the electric wire stake pole. When the branch connecting mechanism is installed, the three phase cables can be inserted into the upper and lower sides of the lower conductive clamping piece from the through hole of the connector, then the upper conductive clamping piece can be clamped and fixed by rotating the torque bolt, and the torque bolt is adopted for installation, so that good contact is ensured; the movable parts are reliably connected, and the installation process has no loosening risk; the sheath is made of UV-resistant engineering plastics, and is weather-resistant and corrosion-resistant.

Description

Insulating distribution transformer area system

Technical Field

The utility model relates to a distribution technical field specifically is insulating distribution transformer district system.

Background

At present, a distribution transformer is one of important devices in a distribution network, in vast rural areas of China, due to the limitation of geographical conditions of mountainous areas, most transformers in distribution transformer areas adopt pole-frame type transformer stations, most distribution boxes adopt shoulder-carrying type distribution boxes, and the distribution box has the characteristics of simple structure, convenience in wire connection, less used materials, small occupied area, low manufacturing cost, easiness in management, capability of effectively preventing other people from climbing or touching, external force damage and the like. The combination of the distribution transformer area consists of a medium-voltage overhead line (branch connection), a fuse (incoming and outgoing line connection), a lightning arrester (equipment wire clamp), a transformer (equipment wire clamp) and a low-voltage overhead line.

Like figure 4, when installing branch coupling mechanism among the conventional art, can follow the perforation of connector with three phase cables, need installer control installation moment of torsion, the moment of torsion undersize increases contact resistance, has higher requirement to the operation, is unfavorable for improving the installation effectiveness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulating distribution transformer district system has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the insulation distribution transformer area system comprises two electric wire pile rods which are parallel to each other, wherein a transformer bracket is horizontally and fixedly connected to the lower part between the two electric wire pile rods, a transformer is fixedly installed on the upper part of the transformer bracket, and an installation transverse frame is horizontally and fixedly connected to the two electric wire pile rods above the transformer;

a medium-voltage overhead line is horizontally arranged above the two electric wire pile rods, three branch connecting mechanisms which are distributed at equal intervals are fixedly arranged on the medium-voltage overhead line, each branch connecting mechanism comprises a sheath and a connector, an upper conductive clamping piece and a lower conductive clamping piece are horizontally and movably inserted into an inner cavity of the connector, and mounting bolts are vertically screwed downwards at the left part and the right part of the upper part of the connector and penetrate through the left part and the right part of the upper part of the connector; the sheath is fixedly sleeved on the connector, and the rear side of the upper part of the sheath is movably hinged with a sheath sealing cover.

As a preferred embodiment of the present invention, the transformer is fixedly connected with a low-voltage ground wire.

As an optimal implementation mode of the utility model, be located the arrester that the three equidistance of fixedly connected with distributes on the installation crossbearer of below, be located the fixedly connected with fuse on the installation crossbearer of intermediate position.

As a preferred embodiment of the present invention, the mounting bolt is a torque bolt.

As an optimal implementation mode of the utility model, be located two vertical through wires holes that align are seted up to the equal level of sheath left and right sides wall, the sheath is made by anti UV's engineering plastics.

Compared with the prior art, the beneficial effects of the utility model are as follows:

when the branch connecting mechanism is installed, the three phase cables can be inserted into the upper and lower sides of the lower conductive clamping piece from the through hole of the connector, then the upper conductive clamping piece can be clamped and fixed by rotating the torque bolt, and the torque bolt is adopted for installation, so that good contact is ensured; the movable parts are reliably connected, and the installation process has no loosening risk; the sheath is made of UV-resistant engineering plastics, and is weather-resistant and corrosion-resistant.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of a main structure of an insulation distribution transformer area system of the present invention;

fig. 2 is a schematic structural view of a branch connection mechanism of the insulation distribution transformer area system of the present invention;

fig. 3 is a schematic diagram of a sheath structure of the insulation distribution transformer area system of the present invention;

fig. 4 is a schematic structural diagram of a conventional sheath and a branch connection mechanism of the insulation distribution transformer area system of the present invention.

In the figure: 1. a wire stake; 2. mounting a transverse frame; 3. a medium voltage overhead line; 4. a branch connection mechanism; 5. a fuse; 6. a lightning arrester; 7. a low-voltage ground wire; 8. a transformer support; 9. a transformer; 41. a sheath; 42. installing a bolt; 43. a sheath sealing cover; 44. an upper conductive clip; 45. a connector; 46. a lower conductive clip; 47. and (6) threading holes.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following 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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-4, the present invention provides a technical solution: the insulation distribution transformer area system comprises two electric wire pile rods 1 which are parallel to each other, wherein a transformer bracket 8 is horizontally and fixedly connected to the lower part between the two electric wire pile rods 1, a transformer 9 is fixedly installed on the upper part of the transformer bracket 8, and an installation cross frame 2 is horizontally and fixedly connected to the two electric wire pile rods 1 above the transformer 9;

a medium-voltage overhead line 3 is horizontally arranged above the two electric wire pile rods 1, three branch connecting mechanisms 4 which are distributed at equal intervals are fixedly arranged on the medium-voltage overhead line 3, each branch connecting mechanism 4 comprises a sheath 41 and a connector 45, an upper-layer conductive clamping piece 44 and a lower-layer conductive clamping piece 46 are horizontally and movably inserted into an inner cavity of the connector 45, and mounting bolts 42 are vertically screwed downwards at the left part and the right part of the upper part of the connector 45; the sheath 41 is fixedly sleeved on the connector 45, and the rear side of the upper part of the sheath 41 is movably hinged with a sheath sealing cover 43; specifically, the method comprises the following steps: when the branch connecting mechanism 4 is installed, three phase cables can be inserted into the through holes of the connector 45, two cables and the other cable are ensured to be inserted into the upper and lower sides of the lower conductive clamping piece 46, then the upper conductive clamping piece 44 can be clamped and fixed by rotating the torque bolt, and the torque bolt is adopted for installation, so that good contact is ensured; the movable parts are reliably connected, and the installation process has no loosening risk; the sheath 41 is made of UV resistant engineering plastic, weather resistant and corrosion resistant.

In this embodiment (as shown in fig. 1), a low-voltage ground line 7 is fixedly connected to the transformer 9.

In this embodiment (see fig. 1), three lightning arresters 6 are fixedly connected to the lowermost mounting cross frame 2, and fuses 5 are fixedly connected to the middle mounting cross frame 2.

In the present embodiment, the mounting bolts 42 are torque bolts.

In this embodiment (see fig. 3), two vertically aligned threading holes 47 are horizontally formed on both left and right sidewalls of the sheath 41, and the sheath 41 is made of UV-resistant engineering plastic.

It should be noted that, the utility model discloses an insulating distribution transformer platform district system, each is the parts that general standard component or skilled person in the art know, and its structure and principle all are that this technical person can all learn through the technical manual or learn through conventional experimental method.

The working principle is as follows: when the branch connecting mechanism 4 is installed, three phase cables can be inserted into the through holes of the connector 45, two cables and the other cable are ensured to be inserted into the upper and lower sides of the lower conductive clamping piece 46, then the upper conductive clamping piece 44 can be clamped and fixed by rotating the torque bolt, and the torque bolt is adopted for installation, so that good contact is ensured; the movable parts are reliably connected, and the installation process has no loosening risk; the sheath 41 is made of UV resistant engineering plastic, weather resistant and corrosion resistant.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Insulating distribution transformer district system, its characterized in that: the device comprises two electric wire pile rods (1) which are parallel to each other, wherein a transformer bracket (8) is horizontally and fixedly connected to the lower part between the two electric wire pile rods (1), a transformer (9) is fixedly installed on the upper part of the transformer bracket (8), and a mounting transverse frame (2) is horizontally and fixedly connected to the two electric wire pile rods (1) above the transformer (9);

a medium-voltage overhead line (3) is horizontally arranged above the two electric wire pile rods (1), three branch connecting mechanisms (4) which are distributed at equal intervals are fixedly arranged on the medium-voltage overhead line (3), each branch connecting mechanism (4) comprises a sheath (41) and a connector (45), an upper conductive clamping piece (44) and a lower conductive clamping piece (46) are horizontally and movably inserted into an inner cavity of the connector (45), and mounting bolts (42) are vertically screwed downwards at the left part and the right part of the upper part of the connector (45) and penetrate through the upper part and the lower part; the sheath (41) is fixedly sleeved on the connector (45), and the rear side of the upper part of the sheath (41) is movably hinged with a sheath sealing cover (43).

2. The insulated substation area system of claim 1, wherein: and a low-voltage grounding wire (7) is fixedly connected to the transformer (9).

3. The insulated substation area system of claim 1, wherein: the installation transverse frame (2) positioned at the lowest part is fixedly connected with three lightning arresters (6) distributed at equal intervals, and the installation transverse frame (2) positioned at the middle position is fixedly connected with a fuse protector (5).

4. The insulated substation area system of claim 1, wherein: the mounting bolt (42) is a torque bolt.

5. The insulated substation area system of claim 1, wherein: two vertically aligned threading holes (47) are horizontally formed in the left side wall and the right side wall of the sheath (41), and the sheath (41) is made of anti-UV engineering plastics.