CN106786113A - A kind of modular sulfur hexafluoride looped network box - Google Patents
A kind of modular sulfur hexafluoride looped network box Download PDFInfo
- Publication number
- CN106786113A CN106786113A CN201611243569.6A CN201611243569A CN106786113A CN 106786113 A CN106786113 A CN 106786113A CN 201611243569 A CN201611243569 A CN 201611243569A CN 106786113 A CN106786113 A CN 106786113A
- Authority
- CN
- China
- Prior art keywords
- sulfur hexafluoride
- cabinet
- looped network
- network box
- modular
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/055—Features relating to the gas
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/075—Earthing arrangements
Abstract
The present invention discloses a kind of modular sulfur hexafluoride looped network box, for solving the safety problem in ring main unit use.The modular sulfur hexafluoride looped network box includes cabinet, and switch gear room is provided with the cabinet, and sulphur hexafloride circuit breaker and sulfur hexafluoride density meter are provided with the switch gear room, and the sulphur hexafloride circuit breaker housing is formed using poured with epoxy resin, is charged with sulfur hexafluoride gas；The cabinet door of the cabinet is provided with observation window and safety interlock；The bottom of the cabinet is provided with earthed switch, and the earthed switch includes operating side and interlocking shaft, moving contact is set with the interlocking shaft, and the cabinet is provided with earth terminal, and the moving contact is fixed on cabinet by spring, and the earth terminal is contacted with the moving contact.The modular sulfur hexafluoride looped network box is provided with sulfur hexafluoride monitoring device, and ground connection is convenient and reliable, and security is greatly promoted.
Description
Technical field
The present invention relates to converting equipment field, and in particular to a kind of modular sulfur hexafluoride looped network box.
Background technology
Ring main unit is one group of transmission ＆ distribution electrical equipment (high-tension switch gear) in metal or non-metallic insulation cabinet or does
Into the electrical equipment of assembled compartment ring network power supplying units, its core uses on-load switch and fuse, with structure letter
List, small volume, price are low, the advantages of power supply parameter and performance and power supply safety can be improved.It is widely used in city and lives
In the power distribution station and box-type substation of the load centers such as residence cell, skyscraper, large public building, factory and enterprise.
Sulfur hexafluoride looped network box be whole using sulphur hexafloride circuit breaker as the main switch cabinet of a new generation using SF6 gas-insulateds,
Suitable for power distribution automation, not only compact but also open-ended metal enclosed switchgear, with structure, operation flexibly, interlocking can
By, it is easy for installation when feature, the user different to a variety of application scenarios requires that gratifying technology can be provided
Scheme.The use of sensing technology and newest protection device, adds the assembling of advanced technical performance and light and flexible, can be complete
Meet the demand that market is continually changing.Sulfur hexafluoride looped network box is applied to AC electric power systems, is widely used in industrial and civilian
Cable ring-system and power supply end engineering.It is particularly well-suited to following place：City neighborhood distribution, compact secondary, opening and closing
Institute, Gong great ore deposits enterprise, market, airport, subway, wind-power electricity generation, hospital, stadium, railway, tunnel etc..Sulfur hexafluoride has good
Good electrical insulation properties and excellent arc extinction performance.Its electric strength is 2.5 times of nitrogen under same pressure, and breakdown voltage is
2.5 times of air, arc extinguishing ability is 100 times of air, is that a kind of super-pressure of new generation insulation better than between air and oil is situated between
Material.Sulfur hexafluoride is with its good insulating properties and arc extinction performance.Certain sulfur hexafluoride gas are applied to sulfur hexafluoride ring
In net cabinet, dielectric is mainly also intended for.
There is unsafe factor in existing modular sulfur hexafluoride looped network box user.
The content of the invention
In view of this, in order to solve the problems, such as the safe handling of sulfur hexafluoride looped network box in the prior art, the present invention provides one
Modular sulfur hexafluoride looped network box is planted, the modular sulfur hexafluoride looped network box is provided with densitometer and plug-in type earthed switch, a side
Face can detect to the density of sulfur hexafluoride gas, on the other hand, there is provided a kind of good earthed switch, above-mentioned measure is big
The security of the modular sulfur hexafluoride looped network box is improved greatly.
It is below present disclosure.
A kind of modular sulfur hexafluoride looped network box, including cabinet, are provided with switch gear room in the cabinet, set in the switch gear room
There are sulphur hexafloride circuit breaker and sulfur hexafluoride density meter, the sulphur hexafloride circuit breaker housing is formed using poured with epoxy resin, in it
Filled with sulfur hexafluoride gas；The cabinet door of the cabinet is provided with observation window and safety interlock；The bottom of the cabinet is provided with and connects
Ground switch, the earthed switch includes operating side and interlocking shaft, moving contact is set with the interlocking shaft, and the cabinet is provided with and connects
Ground terminal, the moving contact is fixed on cabinet by spring, and the earth terminal is contacted with the moving contact.Wherein sulfur hexafluoride is close
Degree meter is arranged in switch gear room, the density for detecting the sulfur hexafluoride for closing indoor, so as to the sulfur hexafluoride gas therein
Density be monitored, and switch bottom be provided with earthed switch, the earth terminal of the earthed switch can realize convenient movement,
The facility that connection is installed is realized, what is more important can ensure the safety of ground connection.
Further, the cabinet top is provided with indicator lamp.The indicator lamp is used for the use state of instruction equipment.
Further, the cabinet bottom is provided with draft chamber.The draft chamber is used to strengthen the thermal convection current in cabinet.
Further, the side of the cabinet is provided with multiple pod apertures.The pod apertures are used to strengthen the air inside and outside cabinet
Convection current, play a part of radiating.
Further, also including alarm, the alarm is electrically connected with the sulfur hexafluoride density meter.For example, the report
Alert device can be a kind of light crossing-signal and/or audible-visual annunciator, when the gas density that sulfur hexafluoride density meter is detected is not less than
During a certain predetermined threshold value, the alarm sends alarm signal, and the alarm signal can be optical signal or voice signal.
Further, also including the display panel being arranged on cabinet, the display panel electrically connects the sulfur hexafluoride
Densitometer.The display panel can show the numerical value of the sulfur hexafluoride density detected by sulfur hexafluoride density meter.
Further, the cabinet uses galvanized sheet.The galvanized sheet can prevent surface of steel plate from being corroded.
Further, the cabinet top is provided with suspension ring.The suspension ring are a kind of lifting bolts, and the suspension ring are connected on cabinet
Portion, in order to ensure the safety for using, can set multiple suspension ring, to be aided in by bridge crane etc. when carrying
Heavy equipment is carried.
Further, the bottom of cabinet bulk is provided with damping device.When the shock-absorption device is used to protect the cabinet to use, especially
It is safety when carrying, can effectively reduces the probability that electric elements occur infringement when shaking.
Further, the observation window is provided with safety glass.On the one hand, safety glass is clear glass, can be effective
It was observed that in cabinet electric elements situation, on the other hand, safety glass has explosion-proof function, plays the work of safeguard protection
With.
Compared with prior art, beneficial effect of the invention is：Sulfur hexafluoride density meter is arranged in switch gear room, is used
The density of indoor sulfur hexafluoride is closed in detection, so that the density to the sulfur hexafluoride gas therein is monitored, and is being opened
The bottom of pass is provided with earthed switch, and the earth terminal of the earthed switch can realize convenient movement, realizes the facility that connection is installed, more
For it is important that the safety of ground connection can be ensured.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below by to be used needed for implementation method
Accompanying drawing is briefly described, it will be appreciated that the following drawings illustrate only some implementation methods of the invention or embodiment, therefore not
The restriction to scope is should be considered as, for those of ordinary skill in the art, on the premise of not paying creative work,
Other related accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of the first implementation method of invention unit formula sulfur hexafluoride looped network box.
Fig. 2 shows the partial enlarged drawing at A in Fig. 1.
Fig. 3 shows the structural representation of second implementation method of invention unit formula sulfur hexafluoride looped network box.
Fig. 4 shows the structural representation of the third implementation method of invention unit formula sulfur hexafluoride looped network box.
Main element symbol description：
The modular sulfur hexafluoride looped network boxes of 100-；
101- cabinets；1011- cabinet doors；10111- observation windows；10112- safety interlocks；
102- switch gear rooms；1021- sulphur hexafloride circuit breakers；1022- sulfur hexafluoride density meters；
103- earthed switches；1031- operating sides；1032- interlocking shafts；1033- moving contacts；1034- static contacts；
104- indicator lamps；105- draft chambers；106- pod apertures；107- alarms；108- display panels；109- suspension ring；
110- damping devices.
Specific embodiment
For the ease of understanding the present invention, modular sulfur hexafluoride looped network box is carried out more comprehensively below with reference to relevant drawings
Description.Accompanying drawing gives the embodiment of modular sulfur hexafluoride looped network box, but, modular sulfur hexafluoride looped network box can be with
Different form is realized, however it is not limited to embodiment described herein.On the contrary, the purpose that these embodiments are provided be make it is right
The disclosure of modular sulfur hexafluoride looped network box is more thorough comprehensive.
In the description of the invention, it is to be understood that term " on ", D score, " left side " " right side ", "front", "rear", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " top ", " bottom ", " interior ", " outward " are based on orientation shown in the drawings or position
Relation is put, the description present invention is for only for ease of and is simplified description, it is necessary rather than the device or element for indicating or imply meaning
With specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or feature that the embodiment or example are described
It is contained at least one embodiment of the invention or example.In this manual, the schematic representation to above-mentioned term differs
Surely identical embodiment or example are referred to.And, the specific features of description, structure, material or feature can be any
Combined in an appropriate manner in one or more embodiments or example.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " is meant that two or more,
Unless otherwise expressly limited specifically.
In the description of the invention, unless otherwise prescribed with limit, it is necessary to explanation, term " installation ", " connected ",
" connection ", " connection ", " connection " should be interpreted broadly, for example, it may be mechanical attachment or electrical connection, or two elements
Internal connection, can be joined directly together, it is also possible to be indirectly connected to by intermediary, for one of ordinary skill in the art
For, can as the case may be understand the concrete meaning of above-mentioned term.
As shown in figures 1-4, modular sulfur hexafluoride looped network box 100 of the invention includes cabinet 101, in the cabinet 101
It is provided with switch gear room 102, the switch gear room 102 and is provided with sulphur hexafloride circuit breaker 1021 and sulfur hexafluoride density meter 1022, described six
Sulfur fluoride is switched 1021 housings and is formed using poured with epoxy resin, is charged with sulfur hexafluoride gas；The cabinet door of the cabinet 101
1011 are provided with observation window 10111 and safety interlock 10112；The bottom of the cabinet 101 is provided with earthed switch 103, described
Earthed switch 103 includes operating side 1031 and interlocking shaft 1032, and moving contact 1033, the cabinet are set with the interlocking shaft 1032
Body 101 is provided with earth terminal, and the moving contact 1033 is fixed on cabinet 101 by spring, the earth terminal and the moving contact
1033 contacts.Wherein sulfur hexafluoride density meter 1022 is arranged in switch gear room 102, and the close of indoor sulfur hexafluoride is closed for detecting
Degree, so that the density to the sulfur hexafluoride gas therein is monitored, and is provided with earthed switch 103 in the bottom of switch, should
The earth terminal of earthed switch 103 can realize convenient movement, realize the facility that connection is installed, and what is more important can ensure ground connection
Safety.
Above-mentioned cabinet 101 is the housing of invention unit formula sulfur hexafluoride looped network box 100, and cabinet 101 is provided with cabinet door 1011,
Cabinet door 1011 is provided with observation window 10111 and safety interlock 10112, and wherein safety interlock 10112 is used to close
And open the cabinet door 1011.The observation window 10111 is used to observe the state of electric elements in cabinet 101.
Above-mentioned sulphur hexafloride circuit breaker 1021 is that the one kind by the use of sulfur hexafluoride gas as arc-extinguishing medium and dielectric is broken
Road device, its insulating properties and arc quenching characteristic are good.Wherein, sulfur hexafluoride, as a kind of insulating gas, is a kind of with lot of advantages
Colourless, tasteless, nontoxic, non-flammable inert gas, and have excellent cooling arc characteristic, particularly there is electric arc in switchgear
Cooling effect higher is produced in the presence of high temperature, it is to avoid the possibility of localized hyperthermia.The insulating properties of sulfur hexafluoride much surpass
Cross traditional oil, air insulation medium.It is used in electrical equipment, can reduce the size of equipment, improve it is apparatus insulated can
By property.It has the disadvantage, in arc discharge, to be decomposed to form the less fluorinated compound of sulphur, not only poisonous, and to some insulating materials and
Metal has corrosiveness.Sulfur hexafluoride is a kind of heavier gas, and under the same conditions, its density is 5 times of air, its
Pressure follows perfect gas law with the relation of temperature.Critical-temperature is that sulfur hexafluoride gas liquefied maximum temperature occur, is faced
There is the gas pressure needed for liquefying at this temperature in boundary's pressure representative.Sulfur hexafluoride is higher than more than 45 DEG C only in temperature
When, gaseous state could be kept, under normal conditions of use, it has liquefied possibility, therefore sulfur hexafluoride can not cross low temperature
Used under low-pressure with crossing.The excellent heat conductivity performance of sulfur hexafluoride, is one of the reason for forming sulfur hexafluoride arc extinction performance.Hexafluoro
The thermal conductivity for changing sulphur can be attributed to well two kinds of reasons, one be sulfur hexafluoride molecular weight it is big, specific heat is big, the heat-transfer capability of its convection current
Better than air, two is the cooling effect for producing at high temperature.The elaterometer of sulfur hexafluoride gas is equipped with electric attachments
Pressure gauge, is mainly used in the switchgear in energy industry.It by pressure measxurement and limit switch set in one apparatus.It is logical
Cross the influence that a special compensation system adjusts environment temperature.
Modular sulfur hexafluoride looped network box 100 of the invention is provided with observation window in the cabinet door 1011 on cabinet 101
10111 and safety interlock 10112, wherein observation tube is used to observe the situation of electric elements cabinet 101 inside, and safely
Interlock 10112 is a kind of prior art, for opening or closing cabinet door 1011.It should be noted that the observation window
10111 can use safety glass, on the one hand, safety glass is clear glass, can effectively observe electrical equipment in cabinet 101
The situation of element, on the other hand, safety glass has explosion-proof function, plays a part of safeguard protection.Safety glass surface has
There is the glass of compression, also known as strengthened glass.Safety glass belongs to safety glass.Safety glass is in fact a kind of prestressing force glass
Glass, to improve the intensity of glass, usually using method chemically or physically, compression is formed in glass surface, and glass bears outer
Skin stress is offset during power first, so as to improve bearing capacity, reinforcing glass itself anti-wind pressure, cold and heat, impact etc..
As shown in Figure 1 and Figure 2, the earthed switch 103 of modular sulfur hexafluoride looped network box 100 of the invention is a kind of removable
The earthed switch 103 of dynamic formula, the earthed switch 103 includes operating side 1031 and interlocking shaft 1032, on the interlocking shaft 1032
Moving contact 1033 is set with, the cabinet 101 is provided with earth terminal, and the moving contact 1033 is fixed on cabinet 101 by spring,
The earth terminal is contacted with the moving contact 1033.The operating side 1031 of earthed switch 103 can adjust the movement of earth terminal, so as to
In the installation of aspect so that moving contact 1033 is connected with static contact 1034.
Embodiment 1
In the present embodiment, detailed illustration will be carried out to indicator lamp 104, draft chamber 105 and pod apertures 106.
As shown in figure 3, the indicator lamp 104 in the present invention is the indicator lamp 104 of instruction equipment service condition, for indicating to set
Standby situation about using, the indicator lamp 104 belongs to prior art.
Draft chamber 105 is set in the bottom of cabinet 101, the draft chamber 105 is arranged under cable vault, for cabinet 101
Ventilation, strengthens the thermal convection current inside and outside cabinet 101, and the draft chamber 105 is provided with air vent.Air vent could be arranged to various
Shape, such as could be arranged to circular hole or irregular pod apertures 106.
In the present invention, multiple pod apertures 106 can be set in the side of cabinet 101, pod apertures 106 are used for cabinet 101
The convection current of inside and outside gas, the pod apertures 106 are connected with cabinet 101, and Open Side Down for the pod apertures 106, are carrying out cabinet 101
While inner air and outer air convection current, falling into for dust can be placed.
Embodiment 2
In the present embodiment, detailed illustration will be carried out to alarm 107, display panel 108.
Alarm 107 in the present invention is electrically connected with sulfur hexafluoride density meter 1022.Pure sulfur hexafluoride gas are nothings
Poison.But then toxicity enhancing when it is mixed into foreign gas.The alarm 107 belongs to prior art, itself and sulfur hexafluoride
Densitometer 1022 is electrically connected, and the density of the sulfur hexafluoride detected when sulfur hexafluoride density meter 1022 is not less than a certain setting threshold value
When, the alarm 107 sends alarm signal, and the alarm signal can be optical signal, or voice signal.
As shown in figure 3, the display panel 108 in of the invention, 1022 detect based on showing sulfur hexafluoride density
Sulfur hexafluoride density, the display panel 108 is arranged on cabinet 101 and is electrically connected with sulfur hexafluoride density meter 1022.
Embodiment 3
In the present embodiment, detailed illustration will be carried out to the material of cabinet 101, suspension ring 109, damping device 110.
As shown in figure 4, the antiseptic property in order to improve cabinet 101, the cabinet 101 uses galvanized sheet, and the galvanized sheet belongs to
Prior art, following a few classes can be divided into by production and processing method：1. hot-dip galvanized steel sheet.The zinc groove that sheet metal immersion is melted
In, make one layer of sheet metal of zinc of its surface adhesion.It is main using continuous zinc coating technique productions at present, i.e., it is coiled steel plate is continuous
It is immersed in melting and has in the coating bath of zinc and is made galvanized steel plain sheet；2. alloy galvanized steel plate.This steel plate is also to be manufactured with hot dipping, but
After groove is gone out, it is heated to 500 DEG C or so immediately, makes the alloy firm of its generation zinc and iron.This galvanized sheet has good
Coating adherence and weldability；3. plated steel sheet.This galvanized steel plain sheet is manufactured with galvanoplastic has good processability.
But coating is relatively thin, corrosion resistance is not so good as hot dipping galvanized sheet；4. one side is plated and two-sided poor galvanized steel plain sheet.One-side galvanized steel plate, i.e.,
Only in the product that one side is zinc-plated.At aspects such as welding, application, antirust treatment, processing, with adaptation more more preferable than double side zinc coating plate
Property.To overcome the shortcoming of the non-zinc coating of one side, there is a kind of galvanized sheet that thin layer zinc is coated with another face again, i.e., two-sided poor galvanized sheet；⑤
Alloy, compound galvanized steel plain sheet.It is to be made alloy or even the compound steel plate being plated to zinc and other metals such as aluminium, lead, zinc etc..This
Planting steel plate both has remarkable rustless property, there is good coating performance again.
The top of the cabinet 101 in of the invention can set suspension ring 109, and the suspension ring 109 belong to prior art, suspension ring
109 is a kind of bolt, and its one end is provided with the screw rod other end and is provided with annulus, wherein, screw rod is used to be connected with cabinet 101, and annulus
For the end for lifting, it is connected for the suspension hook with crane gear.It should be noted that the suspension ring 109 can be a kind of damping
Suspension ring, the damping suspension ring include suspension ring body, rings seat and suspension ring egative film, and suspension ring body is inserted on rings seat, suspension ring egative film
It is arranged on rings seat inside and suspension ring egative film is connected to the lower end of suspension ring body by bolt and pressing plate, at rings seat and suspension ring bottom
Multiple disc springs of positive desuperposition are provided between piece.
In the present invention, also including the damping device 110 installed in the bottom of cabinet 101, the damping device 110 includes shell
Body and mobile movable up and down, the bottom of mobile are provided with multiple springs, wherein, cabinet 101 is placed in mobile,
This damping device 110 improves the anti-seismic performance of the modular sulfur hexafluoride looped network box 100.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
1. a kind of modular sulfur hexafluoride looped network box, it is characterised in that：Including cabinet, switch gear room is provided with the cabinet, it is described
Sulphur hexafloride circuit breaker and sulfur hexafluoride density meter are provided with switch gear room, the sulphur hexafloride circuit breaker housing uses poured with epoxy resin
Form, be charged with sulfur hexafluoride gas；The cabinet door of the cabinet is provided with observation window and safety interlock；Under the cabinet
Portion is provided with earthed switch, and the earthed switch includes operating side and interlocking shaft, moving contact, the cabinet are set with the interlocking shaft
Body is provided with earth terminal, and the moving contact is fixed on cabinet by spring, and the earth terminal is contacted with the moving contact.
2. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：The cabinet top is provided with instruction
Lamp.
3. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：The cabinet bottom is provided with ventilation
Room.
4. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：The side of the cabinet is provided with multiple
Pod apertures.
5. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：Also include alarm, the alarm
Device is electrically connected with the sulfur hexafluoride density meter.
6. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：Also include being arranged on showing on cabinet
Show panel, the display panel electrically connects the sulfur hexafluoride density meter.
7. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：The cabinet uses galvanized sheet.
8. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：The cabinet top is provided with suspension ring.
9. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：The bottom of cabinet bulk is provided with damping dress
Put.
10. modular sulfur hexafluoride looped network box as claimed in claim 1, it is characterised in that：The observation window is provided with tempering glass
Glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611243569.6A CN106786113A (en) | 2016-12-29 | 2016-12-29 | A kind of modular sulfur hexafluoride looped network box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611243569.6A CN106786113A (en) | 2016-12-29 | 2016-12-29 | A kind of modular sulfur hexafluoride looped network box |
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| Publication Number | Publication Date |
|---|---|
| CN106786113A true CN106786113A (en) | 2017-05-31 |
Family
ID=58927429
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611243569.6A Pending CN106786113A (en) | 2016-12-29 | 2016-12-29 | A kind of modular sulfur hexafluoride looped network box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244927A (en) * | 2018-10-08 | 2019-01-18 | 江苏南瑞泰事达电气有限公司 | A kind of SF6 all-insulated ring network cabinet of high-seal |
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| CN101604828A (en) * | 2009-05-26 | 2009-12-16 | 江苏省电力公司昆山市供电公司 | Sulfur hexafluoride loop-network switch cabinet |
| FR2951592B1 (en) * | 2009-10-15 | 2011-12-09 | Areva T & D Sas | ELECTRIC APPARATUS UNDER SPEAKER SEAL WITH SAFETY OF INCREASED OPERATION |
| CN202840358U (en) * | 2012-10-31 | 2013-03-27 | 腾飞电器有限公司 | Sulfur hexafluoride looped network cabinet |
| CN204391595U (en) * | 2015-01-23 | 2015-06-10 | 扬州博尔特电气技术有限公司 | A kind of plug-in type earthed switch of sulfur hexafluoride looped network box |
| CN205304077U (en) * | 2015-12-30 | 2016-06-08 | 大亚电器集团有限公司 | Indoor box sulfur hexafluoride looped netowrk cabinet |
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| CN109244927A (en) * | 2018-10-08 | 2019-01-18 | 江苏南瑞泰事达电气有限公司 | A kind of SF6 all-insulated ring network cabinet of high-seal |
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