CN204558959U - A kind of ring main unit - Google Patents

A kind of ring main unit Download PDF

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Publication number
CN204558959U
CN204558959U CN201520230955.6U CN201520230955U CN204558959U CN 204558959 U CN204558959 U CN 204558959U CN 201520230955 U CN201520230955 U CN 201520230955U CN 204558959 U CN204558959 U CN 204558959U
Authority
CN
China
Prior art keywords
cabinet
main unit
ring main
guide duct
blower fan
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520230955.6U
Other languages
Chinese (zh)
Inventor
石磊
韩梅梅
王栋
俞迎新
张艳霞
杨宁
闫孝峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STATE GRID SHANDONG YUCHENG POWER SUPPLY Co
State Grid Corp of China SGCC
Original Assignee
STATE GRID SHANDONG YUCHENG POWER SUPPLY Co
State Grid Corp of China SGCC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by STATE GRID SHANDONG YUCHENG POWER SUPPLY Co, State Grid Corp of China SGCC filed Critical STATE GRID SHANDONG YUCHENG POWER SUPPLY Co
Priority to CN201520230955.6U priority Critical patent/CN204558959U/en
Application granted granted Critical
Publication of CN204558959U publication Critical patent/CN204558959U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to technical field of electric equipment, it discloses a kind of ring main unit, comprise the first cabinet, be arranged on the second cabinet in described first cabinet and the cabinet door hinged with described first cabinet, described first cabinet and the second cabinet sidewall, the all spaced apart setting in end face and bottom surface, several dividing plates are provided with in described second cabinet, described second cabinet left side wall, guide duct is respectively equipped with in right side wall, described first cabinet top is provided with blower fan, described guide duct one end is connected with described blower fan, described guide duct other end sealing, described second cabinet left side wall, right side wall is respectively equipped with shower nozzle, described shower nozzle communicates with described guide duct, described first cabinet bottom is provided with entrance hole, described first cabinet, second cabinet rear wall is respectively equipped with louvre.The utility model structure is taken up an area little, simple and compact for structure, and operating maintenance is convenient, and shielding is high, and fail safe is high, and cost is low, useful life.

Description

A kind of ring main unit
Technical field
The utility model relates to technical field of electric equipment, refers more particularly to a kind of ring main unit.
Background technology
High-voltage ring main unit is widely used in the electric power such as uptown, skyscraper, factory in the power distribution station at center and box-type substation, is the cable branch box of belt switch in ring network power supply system, and its turnover line end is by cable connection.High-voltage ring main unit is for improving power supply reliability, making user can obtain power supply from both direction, usually power supply network is connected into annular.This supply power mode is referred to as ring network power supply.Exchange in 10KV distribution system at industrial and mining enterprises, residential quarters, harbour and skyscraper etc., because load is held little, its high tension loop adopts on-load switch or vacuum contactor to control usually, and is furnished with high-tension fuse protection.This system adopts ring network to power usually, use in high-tension switch cabinet general custom and be called ring main unit.Ring main unit is except powering to this distribution substation, its high voltage bus also will by the through current of annular electric supply net (namely through electric current that this distribution substation bus is powered to adjacent distribution substation), therefore the high voltage bus cross section of ring main unit will be selected according to the load current of this distribution substation and looped network through current sum, to ensure to run mesohigh bus not running overload.
Chinese patent 201420522954.4 discloses a kind of outdoor high-voltage ring main unit, comprise the switch in cabinet and cabinet, cable and detecting instrument, described cabinet upper end is provided with conical top cover, described cabinet is divided into four cabinet rooms, described four cabinet rooms are respectively hyperbaric chamber, low-pressure chamber, cable vault and control room, described cabinet designs for drawer type, and described hyperbaric chamber, low-pressure chamber, cable vault and control room are sealed in separately independently in drawer respectively; Left side wall and the right side wall of described cabinet are respectively equipped with louvre, and described cabinet inner top is provided with ventilating fan, and described bottom of cabinet bulk is provided with entrance hole.This utility model structure is taken up an area little, and drawer-type structure is simply compact, and operating maintenance is convenient, and shielding is high, and fail safe is high, and cost is low, long service life.But this utility model is dispelled the heat, air permeable effect is undesirable, is further improved.
Utility model content
The purpose of this utility model is to provide a kind of ring main unit, can not dissipate in time, there is the defects such as potential safety hazard with the heat that the component working overcoming prior art ring main unit produces.
For achieving the above object, the utility model is by the following technical solutions:
A kind of ring main unit, comprise the first cabinet, be arranged on the second cabinet in described first cabinet and the cabinet door hinged with described first cabinet, described first cabinet and the second cabinet sidewall, the all spaced apart setting in end face and bottom surface, several dividing plates are provided with in described second cabinet, described second cabinet left side wall, guide duct is respectively equipped with in right side wall, described first cabinet top is provided with blower fan, described guide duct one end is connected with described blower fan, described guide duct other end sealing, described second cabinet left side wall, right side wall is respectively equipped with shower nozzle, described shower nozzle communicates with described guide duct, described first cabinet bottom is provided with entrance hole, described first cabinet, second cabinet rear wall is respectively equipped with louvre.
As preferably, described first cabinet upper end is provided with herringbone rain shield, and described herringbone rain shield is connected by connecting rod with described first cabinet.
As preferably, described herringbone rain shield skin is provided with solar panels, and described solar panels are that described blower fan is powered.
As preferably, be provided with storage battery in described herringbone rain shield, described solar panels are connected with described storage battery, and described storage battery is connected with described blower fan.
As preferably, described cabinet door adopts loose-leaf system to be connected with described first cabinet, and described cabinet door is provided with magnetic part, and on described first cabinet, correspondence is provided with adhesive parts.
As preferably, described first cabinet madial wall is provided with electro-insulating rubber layer.
As preferably, described entrance hole place is provided with sealing ring, and described second bottom of cabinet bulk is provided with support.
The beneficial effects of the utility model:
When the utility model uses, by guide duct to wind-guiding in cabinet, wind is sprayed directly on on the components and parts that are arranged on dividing plate by shower nozzle, and then wind is directly discharged from louvre, and the heat produced when can be worked by components and parts in time dissipates, anti-locking apparatus damage; The utility model structure is taken up an area little, simple and compact for structure, and operating maintenance is convenient, and shielding is high, and fail safe is high, and cost is low, long service life.
Accompanying drawing explanation
Fig. 1 is a kind of ring main unit structural representation of the utility model;
Fig. 2 is the rearview of a kind of ring main unit of the utility model.
In figure, 101-first cabinet, 102-electro-insulating rubber layer, 103-entrance hole, 104-cabinet door, 105-blower fan, 106-connecting rod, 107-adhesive parts, 108-magnetic part, 109-louvre, 201-second cabinet, 202-guide duct, 203-shower nozzle, 204-support, 205-dividing plate, 301-herringbone rain shield, 302-storage battery, 303-solar panels.
Embodiment
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further described in detail.
Composition graphs 1, shown in Fig. 2, a kind of ring main unit, comprise the first cabinet 101, be arranged on the second cabinet 201 in the first cabinet 101 and the cabinet door 104 hinged with the first cabinet 101, first cabinet 101 and the second cabinet 201 sidewall, the all spaced apart setting in end face and bottom surface, several dividing plates 205 are provided with in second cabinet 201, second cabinet 201 left side wall, guide duct 202 is respectively equipped with in right side wall, first cabinet 101 top is provided with blower fan 105, guide duct 202 one end is connected with blower fan 105, guide duct 202 other end seals, second cabinet 201 left side wall, right side wall is respectively equipped with shower nozzle 203, shower nozzle 203 communicates with guide duct 202, first cabinet 101 bottom is provided with entrance hole 103, first cabinet 101, second cabinet 201 rear wall is respectively equipped with louvre 109.
First cabinet 101 upper end is provided with herringbone rain shield 301, and herringbone rain shield 301 is connected by connecting rod 106 with the first cabinet 101.
Herringbone rain shield 301 skin is provided with solar panels 303, and solar panels 303 are powered for blower fan 105.
Be provided with storage battery 302 in herringbone rain shield 301, solar panels 303 are connected with storage battery 302, and storage battery 302 is connected with blower fan 105.
Cabinet door 104 adopts loose-leaf system to be connected with the first cabinet 101, and cabinet door 104 is provided with magnetic part 108, and on the first cabinet 101, correspondence is provided with adhesive parts 107.
First cabinet 101 madial wall is provided with electro-insulating rubber layer 102.
Entrance hole 103 place is provided with sealing ring, is provided with support 204 bottom the second cabinet 201.
It should be noted last that, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.

Claims (7)

1. a ring main unit, it is characterized in that, comprise the first cabinet, be arranged on the second cabinet in described first cabinet and the cabinet door hinged with described first cabinet, described first cabinet and the second cabinet sidewall, the all spaced apart setting in end face and bottom surface, several dividing plates are provided with in described second cabinet, described second cabinet left side wall, guide duct is respectively equipped with in right side wall, described first cabinet top is provided with blower fan, described guide duct one end is connected with described blower fan, described guide duct other end sealing, described second cabinet left side wall, right side wall is respectively equipped with shower nozzle, described shower nozzle communicates with described guide duct, described first cabinet bottom is provided with entrance hole, described first cabinet, second cabinet rear wall is respectively equipped with louvre.
2. ring main unit according to claim 1, is characterized in that, described first cabinet upper end is provided with herringbone rain shield, and described herringbone rain shield is connected by connecting rod with described first cabinet.
3. ring main unit according to claim 2, is characterized in that, described herringbone rain shield skin is provided with solar panels, and described solar panels are that described blower fan is powered.
4. ring main unit according to claim 3, is characterized in that, be provided with storage battery in described herringbone rain shield, described solar panels are connected with described storage battery, and described storage battery is connected with described blower fan.
5. ring main unit according to claim 1, is characterized in that, described cabinet door adopts loose-leaf system to be connected with described first cabinet, and described cabinet door is provided with magnetic part, and on described first cabinet, correspondence is provided with adhesive parts.
6. ring main unit according to claim 1, is characterized in that, described first cabinet madial wall is provided with electro-insulating rubber layer.
7. ring main unit according to claim 1, is characterized in that, described entrance hole place is provided with sealing ring, and described second bottom of cabinet bulk is provided with support.
CN201520230955.6U 2015-04-15 2015-04-15 A kind of ring main unit Expired - Fee Related CN204558959U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520230955.6U CN204558959U (en) 2015-04-15 2015-04-15 A kind of ring main unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520230955.6U CN204558959U (en) 2015-04-15 2015-04-15 A kind of ring main unit

Publications (1)

Publication Number Publication Date
CN204558959U true CN204558959U (en) 2015-08-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520230955.6U Expired - Fee Related CN204558959U (en) 2015-04-15 2015-04-15 A kind of ring main unit

Country Status (1)

Country Link
CN (1) CN204558959U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106207767A (en) * 2016-07-19 2016-12-07 江西电力职业技术学院 A kind of regulator cubicle with damp-proof device
CN107658740A (en) * 2017-10-27 2018-02-02 平湖市万顺达机械有限公司 A kind of casing of electric cabinet
CN108418128A (en) * 2018-04-11 2018-08-17 成都恒力达科技有限公司 A kind of electric distribution cabinet
CN109167270A (en) * 2018-09-25 2019-01-08 陈二东 A kind of high efficiency radiation method of equipment for power transmission and distribution
CN109217144A (en) * 2018-09-25 2019-01-15 陈二东 A kind of vacuum ring main unit

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106207767A (en) * 2016-07-19 2016-12-07 江西电力职业技术学院 A kind of regulator cubicle with damp-proof device
CN106207767B (en) * 2016-07-19 2018-11-06 江西电力职业技术学院 A kind of electrical cabinet with damp-proof device
CN107658740A (en) * 2017-10-27 2018-02-02 平湖市万顺达机械有限公司 A kind of casing of electric cabinet
CN108418128A (en) * 2018-04-11 2018-08-17 成都恒力达科技有限公司 A kind of electric distribution cabinet
CN108418128B (en) * 2018-04-11 2019-07-05 青岛豪源电气有限公司 A kind of electric distribution cabinet
CN109167270A (en) * 2018-09-25 2019-01-08 陈二东 A kind of high efficiency radiation method of equipment for power transmission and distribution
CN109217144A (en) * 2018-09-25 2019-01-15 陈二东 A kind of vacuum ring main unit

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150812

Termination date: 20160415