CN214041561U

CN214041561U - Urban area totally-enclosed 10kV distribution network high-voltage ring main unit phase checking device

Info

Publication number: CN214041561U
Application number: CN202022938586.XU
Authority: CN
Inventors: 张祖华; 徐德翔; 杨永园
Original assignee: Guangdong Xindy Electric Co ltd
Current assignee: Guangdong Xianda Electric Co.,Ltd.
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-24
Anticipated expiration: 2030-12-10

Abstract

The utility model provides a totally closed 10kV of urban area distribution network high-voltage ring main unit nuclear phase ware, including the insulating casing of built-in body, still including metal probe and insulating pipe box, insulating pipe box divide into the insulating pipe box of first insulation pipe box and second, and the inside of the insulating pipe box of first insulation pipe box and second is arranged in to metal probe, and metal probe's top is provided with metal probe. The utility model discloses in, be provided with first insulation pipe box and second insulation pipe box through the outside at metal probe, first insulation pipe box and second insulation pipe box can carry out insulation protection to metal probe, can dismantle the connection through between the screw sleeve pipe between second insulation pipe box and the first insulation pipe box simultaneously, when second insulation pipe box outer wall because of colliding with the damage, change the damage the second insulation pipe box can, realize local change, avoid abandoning whole insulator spindle, secondly, prolong metal probe's length, make its space that is applicable to the cable head installation room.

Description

Urban area totally-enclosed 10kV distribution network high-voltage ring main unit phase checking device

Technical Field

The utility model relates to a power equipment installs the field, especially relates to a totally closed 10kV distribution network high voltage ring main unit nuclear phase ware in urban area.

Background

In order to beautify the appearance and the appearance of a city, a high-voltage power cable is mostly adopted for transmitting power in a 10kV power distribution network in an urban area at present, and a 10kV high-voltage ring main unit is used as a main ring network, contact and terminal power supply device of the 10kV power distribution network and becomes an indispensable important primary device of the 10kV power distribution network in the urban area.

The 10kV high-voltage ring main unit is an electrical device with a group of high-voltage switch devices arranged in a steel plate metal main unit body or made into an assembled interval ring main power supply unit, and the core part of the 10kV high-voltage ring main unit adopts a load switch and a fuse, so that the 10kV high-voltage ring main unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. The ring main unit is generally divided into three types, namely air insulation, solid insulation and SF6 insulation, is used for switching on and off load current, switching off short-circuit current and transformer no-load current, plays a role in control and protection, and is important fully-closed switch equipment for ring network power supply and terminal power supply.

After multi-power-supply power distribution network transformation or ring main unit replacement, when 10kV nuclear phase is needed, the nuclear phase point is searched for a difficulty. The feasible scheme can be selected only in a 10kV outgoing line cabinet or a ring main unit of a transformer substation. Due to the importance of the transformer substation and the limitation of five-prevention locking of the 10kV outgoing line cabinet, the operation is inconvenient, and the optimal phase checking point can only be selected to be carried out in the ring main unit. Because the space of the cable head installation chamber is smaller, the distance between the T-shaped elbow head phase and the phase is larger, and the back sealing cap has a certain depth to the electric conductor of the ring main unit, the contact of the traditional 10kV phase detector has no insulation protection and is not long enough. Therefore, the nuclear phase device of the urban totally-enclosed 10kV power distribution network high-voltage ring main unit is improved on the basis of the original nuclear phase contact.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a totally closed 10kV distribution network high tension loop-network cabinets nuclear phase ware in urban area to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a totally closed 10kV distribution network high tension loop-network cabinets nuclear phase ware in urban area, includes the insulating casing of built-in body, its characterized in that: the probe body is characterized by also comprising a metal probe and an insulating pipe sleeve, wherein the insulating pipe sleeve is divided into a first insulating pipe sleeve and a second insulating pipe sleeve, the metal probe is arranged inside the first insulating pipe sleeve and the second insulating pipe sleeve, a metal probe is arranged at the top of the metal probe, the metal probe extends out of the top of the second insulating pipe sleeve, and the bottom of the metal probe is fixed on the body; the first insulating pipe sleeve is located below the second insulating pipe sleeve, and the top of the first insulating pipe sleeve is detachably connected with the bottom of the second insulating pipe sleeve.

Preferably, the first insulating pipe sleeve and the second insulating pipe sleeve are made of a cable terminal insulating material which is resistant to voltage of 10kV, and the first insulating pipe sleeve and the second insulating pipe sleeve are both of an internal hollow structure.

Preferably, the inner side of the insulating shell is provided with a buckle made of rubber, and the buckle extrudes the top of the built-in body.

Preferably, a connecting portion is disposed at the top of the first insulating pipe sleeve, and an inner connecting sleeve is disposed at the bottom of the second insulating pipe sleeve, wherein a threaded sleeve is disposed at the bottom of the inner connecting sleeve, the threaded sleeve is connected to the inside of the first insulating pipe sleeve, and the inner connecting sleeve is fastened to the inside of the connecting portion.

Preferably, a first bolt hole is formed in the outer side of the inner connecting sleeve, a second bolt hole is formed in the outer side of the connecting portion, and the first bolt hole and the second bolt hole are fixed through fastening bolts.

Preferably, the top of the insulating housing is provided with a connector, the metal probe penetrates through the connector and is connected to the body, and the top of the metal probe sequentially penetrates through the first insulating pipe sleeve and the second insulating pipe sleeve and extends out of the top of the second insulating pipe sleeve.

Compared with the prior art, the utility model provides a pair of totally closed 10kV distribution network high tension loop-network cabinets nuclear phase ware in urban area has following beneficial effect:

the utility model provides a totally closed 10kV in urban area distribution network high voltage ring main unit nuclear phase ware, at first, be provided with first insulation pipe box and second insulation pipe box through the outside at metal probe, first insulation pipe box and second insulation pipe box can carry out insulation protection to metal probe, can dismantle between second insulation pipe box and the first insulation pipe box through between the screw sleeve simultaneously and be connected, when second insulation pipe box outer wall because of colliding with the damage, change the damaged second insulation pipe box can, realize local change, avoid abandoning whole insulator spindle, secondly, prolong metal probe's length, make its space that is applicable to cable head installation room.

Drawings

Fig. 1 is a schematic structural diagram of the high-voltage ring main unit nuclear phase device of the urban totally-enclosed 10kV distribution network of the utility model;

FIG. 2 is a split view of the high-voltage ring main unit nuclear phase device of the urban totally-enclosed 10kV power distribution network of the utility model;

reference numerals: 1. an insulating housing; 2. buckling; 3. a connector; 4. a first insulating sleeve; 5. a connecting portion; 6. fastening a bolt; 7. a second insulating pipe sleeve; 8. a metal probe; 9. a first bolt hole; 10. an inner connecting sleeve; 11. a threaded bushing; 12. a metal probe; 13. a second bolt hole.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

The following describes a specific embodiment of the present invention with reference to the accompanying drawings, please refer to fig. 1 and fig. 2, wherein fig. 1 is a schematic structural diagram of a high-voltage ring main unit phase detector of an urban totally-enclosed 10kV distribution network of the present invention; fig. 2 is the utility model relates to a totally closed 10kV of urban area distribution network high voltage ring main unit nuclear phase ware's split map.

In the specific implementation process, as shown in fig. 1-2, the urban totally-enclosed 10kV distribution network high-voltage ring main unit nuclear phase device comprises an insulating shell 1 with a built-in body, and further comprises a metal probe 12 and an insulating pipe sleeve, wherein the insulating pipe sleeve is divided into a first insulating pipe sleeve 4 and a second insulating pipe sleeve 7, the metal probe 12 is arranged inside the first insulating pipe sleeve 4 and the second insulating pipe sleeve 7, the top of the metal probe 12 is provided with a metal probe 8, the metal probe 8 extends out of the top of the second insulating pipe sleeve 7, and the bottom of the metal probe 12 is fixed on the body; the first insulating pipe socket 4 is located below the second insulating pipe socket 7, and the top of the first insulating pipe socket 4 is detachably connected with the bottom of the second insulating pipe socket 7.

In the specific implementation process, as shown in fig. 1-2, the first insulating pipe sleeve 4 and the second insulating pipe sleeve 7 are made of a cable terminal insulating material with a voltage withstanding of 10kV, and both the first insulating pipe sleeve 4 and the second insulating pipe sleeve 7 are of an internal hollow structure.

In the specific implementation process, as shown in fig. 1-2, a rubber buckle 2 is disposed on the inner side of the insulating housing 1, wherein the buckle 2 presses the top of the built-in body.

In the specific implementation process, as shown in fig. 1-2, the first insulating pipe sleeve 4 and the second insulating pipe sleeve 7 are made of a cable terminal insulating material with a voltage withstanding of 10kV, and both the first insulating pipe sleeve 4 and the second insulating pipe sleeve 7 are of an internal hollow structure; the top of first insulating pipe box 4 is provided with connecting portion 5, and the bottom of second insulating pipe box 7 is provided with inner connection cover 10, and wherein the bottom of inner connection cover 10 is provided with threaded sleeve 11, and threaded sleeve 11 connects in the inside of first insulating pipe box 4, and inner connection cover 10 block is to the inside of connecting portion 5.

In the specific implementation process, as shown in fig. 1-2, a first bolt hole 9 is formed in an outer side of the inner connecting sleeve 10, a second bolt hole 13 is formed in an outer side of the connecting portion 5, and the first bolt hole 9 and the second bolt hole 13 are fixed by a fastening bolt 6.

In the specific implementation process, as shown in fig. 1-2, the top of the insulating housing 1 is provided with a connector 3, and the metal probe 12 penetrates through the connector 3 and is connected to the body, and the top of the metal probe 12 sequentially penetrates through the first insulating pipe sleeve 4 and the second insulating pipe sleeve 7 and extends out of the top of the second insulating pipe sleeve 7.

The working principle of the utility model is as follows:

during the use, nuclear phase appearance's metal probe 12 gathers the power from the power collection department, gathers power signal through metal probe 12 contact at the inside nuclear phase point of the T type elbow of looped netowrk cabinet, because T type elbow between phase and the phase distance and back sealing cap have certain degree of depth to the electric conductor of looped netowrk cabinet, this device extension metal probe 12's length to be suitable for T type elbow, then send wireless signal to the host computer, the host computer judges whether the phase sequence is the same, and show.

the utility model provides a totally closed 10kV of urban area distribution network high voltage ring main unit nuclear phase ware, at first, be provided with first insulation pipe box 4 and second insulation pipe box 7 through the outside at metal probe 12, first insulation pipe box 4 and second insulation pipe box 7 can carry out insulation protection to metal probe 12, can dismantle through threaded sleeve between 11 between second insulation pipe box 7 and the first insulation pipe box 4 simultaneously and be connected, when 7 outer walls of second insulation pipe box damage because of colliding with, change the second insulation pipe box 7 that damages can, realize local change, avoid abandoning whole insulator spindle, and secondly, prolong metal probe 12's length, make its space that is applicable to the cable head installation room.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a totally closed 10kV distribution network high voltage ring main unit nuclear phase ware in urban area, includes insulating casing (1) of built-in body, its characterized in that: the probe comprises a body, and is characterized by further comprising a metal probe (12) and an insulating pipe sleeve, wherein the insulating pipe sleeve is divided into a first insulating pipe sleeve (4) and a second insulating pipe sleeve (7), the metal probe (12) is arranged inside the first insulating pipe sleeve (4) and the second insulating pipe sleeve (7), a metal probe (8) is arranged at the top of the metal probe (12), the metal probe (8) extends out of the top of the second insulating pipe sleeve (7), and the bottom of the metal probe (12) is fixed on the body;

the first insulating pipe sleeve (4) is located below the second insulating pipe sleeve (7), and the top of the first insulating pipe sleeve (4) is detachably connected with the bottom of the second insulating pipe sleeve (7).

2. The urban totally-enclosed 10kV power distribution network high-voltage ring main unit nuclear phase device according to claim 1, characterized in that: the first insulating pipe sleeve (4) and the second insulating pipe sleeve (7) are made of a cable terminal insulating material which is resistant to voltage of 10kV, and the first insulating pipe sleeve (4) and the second insulating pipe sleeve (7) are both of an internal hollow structure.

3. The urban totally-enclosed 10kV power distribution network high-voltage ring main unit nuclear phase device according to claim 1, characterized in that: the inner side of the insulating shell (1) is provided with a buckle (2) made of rubber, wherein the buckle (2) extrudes the top of the built-in body.

4. The urban totally-enclosed 10kV power distribution network high-voltage ring main unit nuclear phase device according to claim 2, characterized in that: the top of first insulating pipe box (4) is provided with connecting portion (5), the bottom of second insulating pipe box (7) is provided with inner connecting sleeve (10), and wherein the bottom of inner connecting sleeve (10) is provided with threaded sleeve pipe (11), threaded sleeve pipe (11) are connected in the inside of first insulating pipe box (4), and inner connecting sleeve (10) block is to the inside of connecting portion (5).

5. The urban totally-enclosed 10kV power distribution network high-voltage ring main unit nuclear phase device according to claim 4, characterized in that: first bolt hole (9) have been seted up in the outside of internal connection cover (10), second bolt hole (13) have been seted up in the outside of connecting portion (5), it is fixed through fastening bolt (6) between first bolt hole (9) and second bolt hole (13).

6. The urban totally-enclosed 10kV power distribution network high-voltage ring main unit nuclear phase device according to any one of claims 1 to 5, characterized in that: the top of insulating casing (1) is provided with connector (3), and metal probe (12) run through connector (3) and be connected to on the body, and the top of metal probe (12) runs through first insulating pipe box (4), second insulating pipe box (7) in proper order and stretches out the top of second insulating pipe box (7).