CN108695758A - A kind of indoor metal armouring withdraw type switch cabinet - Google Patents
A kind of indoor metal armouring withdraw type switch cabinet Download PDFInfo
- Publication number
- CN108695758A CN108695758A CN201810617452.2A CN201810617452A CN108695758A CN 108695758 A CN108695758 A CN 108695758A CN 201810617452 A CN201810617452 A CN 201810617452A CN 108695758 A CN108695758 A CN 108695758A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- breaker chamber
- hinged
- cabinet
- type switch
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 title claims abstract description 20
- 238000005273 aeration Methods 0.000 claims abstract description 9
- 230000004888 barrier function Effects 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
-
- 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
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
- H02B11/133—Withdrawal mechanism with interlock
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Gates (AREA)
Abstract
The invention discloses a kind of indoor metal armouring withdraw type switch cabinets, including cabinet, it is respectively mounted cabinet door on front side of cabinet and at rear side, front side includes breaker chamber, control room, rear side is outlet cable room, insulated shutter structure is set between breaker chamber and outlet cable room, insulated shutter structure includes upper, lower valve, kinematic link component, upright slide rail, vertical guide rod, on, lower valve both ends are slidably connected at by directive wheel in upright slide rail, kinematic link component includes the upper articulated jib group for being articulated with valve lower end, it is articulated with the lower articulated jib group of lower valve upper end, the hinged first connecting rod with lower articulated jib group, the hinged pressure lever mechanism with first connecting rod lower end, kinematic link member hinges are fixed on vertical guide rod, two side bottom of breaker chamber fixes cabling channel, aeration structure is opened up at the top of cabinet.The indoor metal armouring withdraw type switch cabinet topology layout of the present invention is reasonable, effectively improves electric property, and degree of protection is high, and securely and reliably, Maintenance and Repair are convenient.
Description
Technical field:
The present invention relates to power distribution equipment technical field, more particularly to a kind of indoor metal armouring withdraw type switch cabinet.
Background technology:
Indoor 3.6~40.5kV three-phase alternating currents 50Hz the single busbars of indoor AC metal armored withdrawing switch apparatus system and list
The complete power distribution equipment of bus section system.Be mainly used for power plant, station-service power distribution system, medium and small generator main switch,
Industrial and mineral enterprises and institutions distribution, substation's transmission & distribution electric switching system of electric system and Large-scale High-Pressure motor starting etc. are carried out
Control protection, monitoring are used.Metal armored withdrawal-type switching device on the market at present, complicated, layout is unreasonable, uses
Inconvenience, security reliability be not high.
Invention content:
The present invention provides a kind of indoor metal armouring withdraw type switch cabinet, solve be laid out in the prior art it is unreasonable,
It is inconvenient for use, the not high problem of security reliability.
The technology solution of the present invention is as follows:A kind of indoor metal armouring withdraw type switch cabinet includes cabinet, described
It is separated into front side and rear side inside cabinet, is mounted on cabinet door at the cabinet front side and rear side, the front side includes open circuit
Device room and control room positioned at breaker chamber upper end are outlet cable room, the breaker chamber and outlet electricity on rear side of the cabinet
Insulated shutter structure is equipped between cable room, the insulated shutter structure includes upper valve, lower valve, two symmetrically arranged transmissions
Link assembly and the upright slide rail for being fixed on both sides in cabinet, the upper valve and lower valve both ends are slidably connected by directive wheel
In upright slide rail, the kinematic link component includes the upper articulated jib group for being articulated with valve lower end, is articulated with lower valve
The lower articulated jib group of upper end and the hinged first connecting rod of lower articulated jib group and the hinged pressure lever mechanism in first connecting rod lower end, are also wrapped
The vertical guide rod for being fixed on both sides in breaker chamber is included, the kinematic link member hinges are fixed on vertical guide rod, described
Two side bottom of breaker chamber is fixed with cabling channel, and aeration structure is offered at the top of the cabinet.
Preferably, being fixed with supporting frame in the outlet cable room, it is multiple vertical to be fixed on support frame as described above body
The insulating barrier of setting, the outlet cable room are separated into multiple cable vaults, the outlet cable room by multiple insulating barriers
Bottom is connected with insulating sleeve.
Preferably, bottom is fixed with enter track in the breaker chamber.
Preferably, the upper articulated jib group includes the first upper connecting rod, the second upper connecting rod, first upper connecting rod one end
Waist-shaped hole is offered, the other end is hinged on vertical guide rod, and the upper valve is articulated with the first upper connecting rod by pin slide
At waist-shaped hole, second upper connecting rod one end is hinged with the first upper connecting rod, and the lower articulated jib group includes the first lower link, second
Lower link, first lower link one end offer waist-shaped hole, and the lower valve is articulated with the first lower link by pin slide
Waist-shaped hole at, second lower link one end and the first lower link are hinged, and the other end is hinged with the second upper connecting rod, described second
Lower link and the first lower link junction are hingedly fixed on vertical guide rod, are hingedly fixed at second upper connecting rod center perpendicular
On straight guide rod.
Preferably, the pressure lever mechanism includes to be hinged on the end plate of first connecting rod lower end, the end plate passes through level
Axis pin is rotatably mounted on breaker chamber side wall, and tension spring, the end are connected between the end plate and breaker chamber side wall
Plate upper end is fixed with long compression bar.
Preferably, the cabling channel includes the horizontal elongated slot being fixed on breaker chamber madial wall, the cabling channel
It is hinged with and renovates on towards the side at breaker chamber center.
Preferably, the aeration structure is renovating at the top of cabinet.
Preferably, upper end is equipped with circuit breaker cart interlock, the circuit breaker cart interlocking in the breaker chamber
Structure includes to be hingedly mounted on breaker chamber into driving lever and the hinged second connecting rod of driving lever at doorway, the second connecting rod
Extend to insulated shutter structure front end, and elongated end is hinged with explosion-proof plectrum, the driving lever, explosion-proof plectrum hinged one end on
Reset tension spring is installed.
The beneficial effects of the present invention are:The indoor metal armouring withdraw type switch cabinet topology layout of the present invention is reasonable, breaks
Insulated shutter structure is set between road device room and outlet cable room, and outlet cable room is separated into multiple cables by insulating barrier
Room, control room are mounted on cabinet upper end, and two side bottom of breaker chamber fixes cabling channel, aeration structure is opened up at the top of cabinet, open circuit
Device handcart is distant to effectively improve electric property into safe ready, and degree of protection is high, and securely and reliably, Maintenance and Repair are convenient.
Description of the drawings:
Fig. 1 is the structural diagram of the present invention.
Specific implementation mode:
In conjunction with attached drawing 1 to a kind of indoor metal armouring withdraw type switch cabinet of the present invention, it is described further.
A kind of indoor metal armouring withdraw type switch cabinet of the present invention, includes cabinet 1, is separated into inside the cabinet 1
Front side and rear side, are mounted on cabinet door at the front side of the cabinet 1 and rear side, and the front side includes breaker chamber 2 and positioned at disconnected
The control room 3 of 2 upper end of road device room, the rear side of the cabinet 1 are outlet cable room 4, the breaker chamber 2 and outlet cable room 4 it
Between be equipped with insulated shutter structure 5, the insulated shutter structure 5 includes upper valve 5-1, lower valve 5-2, two symmetrically arranged biographies
Dynamic link assembly 5-3 and the upright slide rail 5-4, the upper valve 5-1 and the lower both ends valve 5-2 that are fixed on both sides in cabinet 1 are logical
It crosses directive wheel to be slidably connected in upright slide rail 5-4, the kinematic link component 5-3 includes to be articulated with the lower ends valve 5-1
Upper articulated jib group, be articulated with the upper ends lower valve 5-2 lower articulated jib group, with the hinged first connecting rod 5-31 of lower articulated jib group,
The hinged pressure lever mechanism 5-32 with the lower ends first connecting rod 5-31 further includes having the vertical guide rod for being fixed on both sides in breaker chamber 2
5-5, the kinematic link component 5-3 are hingedly fixed on vertical guide rod 5-5, and 2 liang of side bottoms of the breaker chamber are fixed with away
Wire casing 6,1 top of the cabinet offer aeration structure.
Further, it is fixed with supporting frame in outlet cable room 4, multiple be vertically arranged is fixed on support frame as described above body
Insulating barrier 7, the outlet cable room 4 is separated into multiple cable vaults, 4 bottom of outlet cable room by multiple insulating barriers 7
It is connected with insulating sleeve.
Further, bottom is fixed with enter track 8 in breaker chamber 2.
Further, upper articulated jib group includes the first upper connecting rod 5-33, the second upper connecting rod 5-34, the first upper connecting rod 5-33
One end offers waist-shaped hole, and the other end is hinged on vertical guide rod 5-5, and upper valve 5-1 is articulated with by pin slide on first
At the waist-shaped hole of connecting rod 5-33, second one end upper connecting rod 5-34 is hinged with the first upper connecting rod 5-33, and lower articulated jib group includes first
Lower link 5-35, the second lower link 5-36, first one end lower link 5-35 offer waist-shaped hole, and lower valve 5-2 is slided by axis pin
Dynamic to be articulated at the waist-shaped hole of the first lower link 5-35, second one end lower link 5-36 is hinged with the first lower link 5-35, another
End is hinged with the second upper connecting rod 5-34, and the second lower link 5-36 and the first junctions lower link 5-35 are hingedly fixed in vertical guide rod
On 5-5, it is hingedly fixed on vertical guide rod at the second centers upper connecting rod 5-34.
Further, pressure lever mechanism 5-32 includes the end plate for being hinged on the lower ends first connecting rod 5-31, and end plate passes through level
Axis pin is rotatably mounted on 2 side wall of breaker chamber, and tension spring, end plate upper end are connected between 2 side wall of end plate and breaker chamber
It is fixed with long compression bar.
Further, cabling channel 6 includes the horizontal elongated slot being fixed on 2 madial wall of breaker chamber, and cabling channel 6 is towards disconnected
It is hinged with and renovates on the side at 2 center of road device room.
Further, aeration structure is renovating mounted on 1 top of cabinet.
Further, upper end is equipped with circuit breaker cart interlock 9 in breaker chamber 2, and circuit breaker cart interlock 9 is wrapped
Include be hingedly mounted on breaker chamber 2 at doorway driving lever, with the hinged second connecting rod of driving lever, second connecting rod extends to insulation
5 front end of valve structure, and elongated end is hinged with explosion-proof plectrum, driving lever, explosion-proof plectrum hinged one end on be mounted on reset and draw
Spring.
The present invention operation principle be:Insulated shutter structure 5, outlet electricity are set between breaker chamber 2 and outlet cable room 4
Cable room 4 is separated into multiple cable vaults by insulating barrier 7, and control room 3 is mounted on 1 upper end of cabinet, and 2 liang of side bottoms of breaker chamber are solid
Determine cabling channel 6,1 top of cabinet opens up aeration structure, and circuit breaker cart is distant to effectively improve electric property into safe ready, protection
Grade is high, and securely and reliably, Maintenance and Repair are convenient.
The foregoing is merely presently preferred embodiments of the present invention, and those of ordinary skill in the art are not making creative work
Under the premise of the every other embodiment that is obtained, should all belong to the scope of protection of the invention.
Claims (8)
1. a kind of indoor metal armouring withdraw type switch cabinet includes cabinet (1), be separated into inside the cabinet (1) front side and
Rear side is mounted on cabinet door on front side of the cabinet (1) and at rear side, it is characterised in that:The front side includes breaker chamber (2)
With the control room (3) positioned at breaker chamber (2) upper end, cabinet (1) rear side is outlet cable room (4), the breaker chamber
(2) insulated shutter structure (5) is equipped between outlet cable room (4), the insulated shutter structure (5) includes upper valve (5-
1), lower valve (5-2), two symmetrically arranged kinematic link components (5-3) and the upright slide rail for being fixed on cabinet (1) interior both sides
(5-4), the upper valve (5-1) and the lower valve both ends (5-2) are slidably connected at by directive wheel in upright slide rail (5-4), institute
Kinematic link component (5-3) is stated to include the upper articulated jib group for being articulated with the lower end valve (5-1), be articulated with lower valve (5-2)
The lower articulated jib group of upper end and the hinged first connecting rod (5-31) of lower articulated jib group and the lower end first connecting rod (5-31) are hinged
Pressure lever mechanism (5-32) further includes having the vertical guide rod (5-5) for being fixed on breaker chamber (2) interior both sides, the kinematic link group
Part (5-3) is hingedly fixed on vertical guide rod (5-5), and (2) two side bottom of the breaker chamber is fixed with cabling channel (6), described
Aeration structure is offered at the top of cabinet (1).
2. a kind of indoor metal armouring withdraw type switch cabinet according to claim 1, it is characterised in that:The outlet cable
It is fixed with supporting frame in room (4), multiple insulating barriers (7) being vertically arranged, the outlet are fixed on support frame as described above body
Cable vault (4) is separated into multiple cable vaults by multiple insulating barriers (7), and outlet cable room (4) bottom is connected with insulation
Casing.
3. a kind of indoor metal armouring withdraw type switch cabinet according to claim 1, it is characterised in that:The breaker chamber
(2) interior bottom is fixed with enter track (8).
4. a kind of indoor metal armouring withdraw type switch cabinet according to claim 1, the upper articulated jib group includes
One upper connecting rod (5-33), the second upper connecting rod (5-34), described first upper connecting rod (5-33) one end offer waist-shaped hole, other end hinge
It is connected on vertical guide rod (5-5), the upper valve (5-1) is articulated with the waist-shaped hole of the first upper connecting rod (5-33) by pin slide
Place, described second upper connecting rod one end (5-34) and the first upper connecting rod (5-33) are hinged, and the lower articulated jib group includes connecting under first
Bar (5-35), the second lower link (5-36), described first lower link (5-35) one end offer waist-shaped hole, the lower valve (5-
2) it is articulated with by pin slide at the waist-shaped hole of the first lower link (5-35), described second lower link one end (5-36) and first
Lower link (5-35) is hinged, and the other end and the second upper connecting rod (5-34) are hinged, and second lower link (5-36) connects under first
The junction bar (5-35) is hingedly fixed on vertical guide rod (5-5), is hingedly fixed at the second upper connecting rod (5-34) center
On vertical guide rod.
5. a kind of indoor metal armouring withdraw type switch cabinet according to claim 1, it is characterised in that:The pressure lever mechanism
(5-32) includes the end plate for being hinged on the lower end first connecting rod (5-31), and the end plate is rotatably mounted on by horizontal pin shaft
On breaker chamber (2) side wall, tension spring is connected between the end plate and breaker chamber (2) side wall, the end plate upper end is fixed with
Long compression bar.
6. a kind of indoor metal armouring withdraw type switch cabinet according to claim 1, it is characterised in that:The cabling channel
(6) include the horizontal elongated slot being fixed on breaker chamber (2) madial wall, the cabling channel (6) is towards breaker chamber (2) center
Side on be hinged with and renovate.
7. a kind of indoor metal armouring withdraw type switch cabinet according to claim 1, it is characterised in that:The aeration structure
To be mounted on renovating at the top of cabinet (1).
8. a kind of indoor metal armouring withdraw type switch cabinet according to claim 1, it is characterised in that:The breaker chamber
(2) interior upper end is equipped with circuit breaker cart interlock (9), and the circuit breaker cart interlock (9) includes to be hingedly mounted on
Breaker chamber (2) at doorway driving lever, with the hinged second connecting rod of driving lever, the second connecting rod extends to insulated shutter structure
(5) front end, and elongated end is hinged with explosion-proof plectrum, the driving lever, explosion-proof plectrum hinged one end on be mounted on reset tension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810617452.2A CN108695758A (en) | 2018-06-15 | 2018-06-15 | A kind of indoor metal armouring withdraw type switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810617452.2A CN108695758A (en) | 2018-06-15 | 2018-06-15 | A kind of indoor metal armouring withdraw type switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108695758A true CN108695758A (en) | 2018-10-23 |
Family
ID=63848841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810617452.2A Pending CN108695758A (en) | 2018-06-15 | 2018-06-15 | A kind of indoor metal armouring withdraw type switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108695758A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116053999A (en) * | 2022-10-27 | 2023-05-02 | 法腾电力装备江苏有限公司 | Automatic valve device of small-sized high-voltage cabinet |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008080288A1 (en) * | 2006-12-30 | 2008-07-10 | Yongbo Zhu | A full-insulative waterproof switch cabinet |
| CN201340982Y (en) * | 2008-12-31 | 2009-11-04 | 广州白云电器设备股份有限公司 | Valve device of withdrawing metal-clad metal-closed switch cabinet |
| CN103227429A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Door locking mechanism of high-voltage switch cabinet |
| CN203119372U (en) * | 2013-02-22 | 2013-08-07 | 山东汇能电气有限公司 | Valve curtain-lifting device for high-voltage switch cabinet |
| CN203180415U (en) * | 2013-04-01 | 2013-09-04 | 常州世博电气有限公司 | Full insulation ring main unit |
| CN203553667U (en) * | 2013-11-19 | 2014-04-16 | 山东汇能电气有限公司 | High-voltage switch cabinet condensation prevention type ventilation cooling device |
| KR101636343B1 (en) * | 2015-12-07 | 2016-07-05 | 주식회사 광명전기 | metal-clad type switchgear |
| CN107482515A (en) * | 2016-06-08 | 2017-12-15 | 湖北湖开电气有限公司 | A kind of indoor armored withdraw type switch cubicle |
| CN208445185U (en) * | 2018-06-15 | 2019-01-29 | 湖州泰灵电力设备有限公司 | A kind of indoor metal armouring withdraw type switch cabinet |
-
2018
- 2018-06-15 CN CN201810617452.2A patent/CN108695758A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008080288A1 (en) * | 2006-12-30 | 2008-07-10 | Yongbo Zhu | A full-insulative waterproof switch cabinet |
| CN201340982Y (en) * | 2008-12-31 | 2009-11-04 | 广州白云电器设备股份有限公司 | Valve device of withdrawing metal-clad metal-closed switch cabinet |
| CN203119372U (en) * | 2013-02-22 | 2013-08-07 | 山东汇能电气有限公司 | Valve curtain-lifting device for high-voltage switch cabinet |
| CN203180415U (en) * | 2013-04-01 | 2013-09-04 | 常州世博电气有限公司 | Full insulation ring main unit |
| CN103227429A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Door locking mechanism of high-voltage switch cabinet |
| CN203553667U (en) * | 2013-11-19 | 2014-04-16 | 山东汇能电气有限公司 | High-voltage switch cabinet condensation prevention type ventilation cooling device |
| KR101636343B1 (en) * | 2015-12-07 | 2016-07-05 | 주식회사 광명전기 | metal-clad type switchgear |
| CN107482515A (en) * | 2016-06-08 | 2017-12-15 | 湖北湖开电气有限公司 | A kind of indoor armored withdraw type switch cubicle |
| CN208445185U (en) * | 2018-06-15 | 2019-01-29 | 湖州泰灵电力设备有限公司 | A kind of indoor metal armouring withdraw type switch cabinet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116053999A (en) * | 2022-10-27 | 2023-05-02 | 法腾电力装备江苏有限公司 | Automatic valve device of small-sized high-voltage cabinet |
| CN116053999B (en) * | 2022-10-27 | 2023-10-03 | 法腾电力装备江苏有限公司 | Automatic valve device of small-sized high-voltage cabinet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115097168B (en) | Multifunctional wiring device for live test of lightning arrester | |
| CN208445185U (en) | A kind of indoor metal armouring withdraw type switch cabinet | |
| CN108695758A (en) | A kind of indoor metal armouring withdraw type switch cabinet | |
| CN107153134A (en) | Electrical verification earth handcart and method of work | |
| CN109921306A (en) | A kind of switchgear of easy access | |
| CN205070167U (en) | But real time monitoring's comprehensive switch board | |
| CN110120636A (en) | A kind of power distribution network low-voltage customer coupling box and its method for splitting | |
| CN207215894U (en) | Electrical verification earth handcart | |
| CN108092172B (en) | Compact draw-out type high tension switchgear | |
| CN206164036U (en) | Cable feeder pillar | |
| CN205319514U (en) | Component lockover structure of cubical switchboard | |
| CN210201245U (en) | Outdoor mobile AC emergency power distribution device | |
| CN210404538U (en) | High-voltage demarcation electric energy metering box | |
| CN108832518B (en) | A kind of 10kV switch cabinet phasing handcart | |
| CN207282971U (en) | Portable tape grounding function power distributing cabinet | |
| CN201435551Y (en) | Extractable low-voltage distribution cabinet and converting station | |
| CN209592715U (en) | A kind of secondary loop of breaker assembling structure | |
| CN206452075U (en) | A kind of safe high voltage bus case | |
| CN207052982U (en) | A kind of switch cubicle | |
| CN207490129U (en) | Ground wire device is hung used in a kind of 10kV power distribution networks opening and closing | |
| CN219959787U (en) | Alternating-current low-voltage switch cabinet with deployable cabinet body | |
| CN220107214U (en) | Electrical complete cabinet convenient for wiring | |
| CN213125207U (en) | Metal closed armoured switch cabinet | |
| RU61472U1 (en) | SINGLE TRANSFORMER SUBSTATION COMPLETE | |
| CN215681293U (en) | Cubical switchboard with prevention waterlogging function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |