CN102650180A - Door locking device for switch board - Google Patents
Door locking device for switch board Download PDFInfo
- Publication number
- CN102650180A CN102650180A CN2012100454753A CN201210045475A CN102650180A CN 102650180 A CN102650180 A CN 102650180A CN 2012100454753 A CN2012100454753 A CN 2012100454753A CN 201210045475 A CN201210045475 A CN 201210045475A CN 102650180 A CN102650180 A CN 102650180A
- Authority
- CN
- China
- Prior art keywords
- door
- handle
- lock
- load bar
- main body
- 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.)
- Granted
Links
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000010891 electric arc Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008685 targeting Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Images
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
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
-
- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0221—Locks; Latches
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/023—Handles; Grips
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Patch Boards (AREA)
Abstract
A door locking device of a distribution panel is provided to easily open and close a door by having a direction for opening and closing a door and the direction for locking the door to be the same. When a plurality of lock pins are formed on a lock plate, the aligning of the lock pins and a lock hole can be facilitated. Accordingly, the door can be locked at multiple positions, which increases locking performance of the door. Even if accidents occur, the door of a switch board can be prevented from being opened.
Description
Technical field
This manual relates to a kind of door locking apparatus that is used for switchboard; And relate to a kind of like this door locking apparatus that is used for switchboard especially: the operating process of its line breaker in being installed on switchboard, the outside discharge of the electric arc that can prevent from the outside to produce owing to (flashover) explosion pressure of the flashover in the switchboard and earth fault.
Background technology
Usually, switchboard is installed in the place at power station, electric substation or electric utility place, thereby is convenient to disconnection or closed circuit or control appliance through adopting safeties, scale, signal lamp or relay to wait.That is to say; Switchboard is the device of the monitoring that is used for power system, control, protection etc., and be comprise various types of equipment like scale, relay, switching mechanism etc., be used for linking above that said equipment keeper, be used for assembly in wire connecting between these equipment etc.
Switchboard is provided with door and keeps in repair and safeguard being installed in wherein each kind of power equipment allowing in its front portion.Door disposes blocking device.Therefore, during particular power equipment short circuit in being installed on switchboard, blocking device prevents door because the air expansion that short circuit causes is opened or prevents that the other staff except that the caretaker from operating switchboard improperly.
Fig. 1 is the stereogram that illustrates according to the door locking apparatus that is used for switchboard of prior art.
As shown in Figure 1, comprise door 20 according to the switchboard with door locking apparatus of prior art, a side of door 20 is connected to the opening of main body 10 of switchboard so that open or close door 20 through the hinge (not shown).Door handle 21 is installed in the front portion of the opposite side of door 20.Handle locking bar 22 is installed in the inboard of door 20 and can rotates through door handle 21.One side of door 20 is shown having locker 23, and vertical installation of locker 23 edge doors 20 is so that can move up and down through handle locking bar 22.Locker 23 comprises lock pin 24, and with in the lockhole that inserts keeper 11 respectively, this will describe lock pin 24 subsequently along vertical formation of locker 23.
A plurality of keepers 11 can be installed on the front surface of main body 10 and be installed in and locker 23 corresponding positions along the longitudinally of main body 10.Thereby each keeper 11 comprise along its longitudinally lockhole 12 so that lock pin 24 can insert prevent to open in the lockhole 12 door 20.
Operation according to the door locking apparatus that is used for switchboard of prior art is following.
That is to say that as shown in Figure 2 for door 20 releases or open, the user firmly grasps door handle 21 to rotate along the clockwise direction among the figure.Then, handle locking bar 22 is rotated in a clockwise direction with door handle 21, thereby upwards promotes locker 23.Thereby lock pin 24 was opened with lockhole and is allowed door 20 releases in 12 minutes.
On the other hand, as shown in Figure 3, for locking door 20, the user along the counter clockwise direction of door 20 turn the handle 21 so that handle locking bar 22 move down.Then, thus lock pin 24 inserts and allows locking door 20 in the lockholes 12.
Yet at the door locking apparatus of the switchboard that is used for prior art, the user differs from one another the direction of door 20 releases and locking, therefore in some cases, needs extra power to open and close door 20.
In addition, the door 20 of switchboard should stop the electric arc that is produced by switchboard main body 10, thereby and should by locking tightly with should enough firmly can bear the explosion pressure of inside.Yet, when shown in prior art, carrying out the operation that opens and closes door 20 in addition, be difficult to make locker 23 and keeper 11 centrings, can make like this and can't therefore reduce the locking force of door 20 with door 20 lockings in a plurality of positions.Therefore, because the effect of explosion pressure, the electric arc that is produced by switchboard main body 10 can leak or door 20 can be separated.
Summary of the invention
Therefore, the scheme of detailed description is to provide a kind of door locking apparatus that is used for switchboard, and it can be convenient to door release or locking along equidirectional release or locking through making.
Another scheme of describing in detail is to provide a kind of door locking apparatus that is used for switchboard, and it can be through making built in a plurality of positions and tightly and securely locking door of thresholding.
In order to realize these and other advantage and according to the purpose of this manual; As specifically describe and general description here; A kind of door locking apparatus that is used for switchboard is provided, and said switchboard comprises: main body, and it has the space that is used for holding therein power equipment; Door, its opening that rotatably is attached to said main body is to open or close the opening of said main body; And door lock closes the unit, and with the locking door, it is characterized in that said door lock closes the unit and can comprise: at least one locks guiding element between said main body and said door for it, and it is arranged in a side of the opening of said main body; Handle, thus its side that is attached to said door can longitudinally be rotated; Load bar (load bar), it has free end, and said free end can be with respect to said door rotation when said handle rotates; Lock dog, it is attached to the free end of said load bar slidably, thus said lock dog longitudinally slides with respect to said main body when said load bar rotates; And jam plate, itself and said lock dog form and are connected to separably said at least one lock guiding element, thus said jam plate longitudinally slides with respect to said main body and door lock is closed or release.
In a scheme of the present disclosure, first hinge portion can be formed between said door and the said handle so that said door and said handle can rotatably connect each other.
In another scheme of the present disclosure, second hinge portion can be formed between said handle and the said load bar so that said handle and said load bar can rotatably connect each other.
Through detailed description given below, the further scope of the application's applicability will become more obvious.Yet; Should be understood that; Because various changes and modifications within the spirit and scope of the present invention will become obvious for a person skilled in the art through describing in detail; Though so show the preferred embodiments of the present invention, detailed description and particular example only provide through the mode of explaination.
Description of drawings
The accompanying drawing that is comprised provides further understanding of the present invention, and is merged in and has constituted the part of this manual, and accompanying drawing shows exemplary embodiment and is used to explain principle of the present invention with manual.
In the accompanying drawings:
Fig. 1 illustrates the stereogram that door lock in the switchboard of prior art closes state;
Fig. 2 is the sketch map that illustrates according to the door releasing process of Fig. 1;
Fig. 3 is the sketch map that illustrates according to the door lock closed procedure of Fig. 1;
Fig. 4 is the stereogram of switchboard, and it is used to illustrate the door locking apparatus that is used for switchboard according to of the present disclosure;
Fig. 5 is the lateral view that the state that closes according to the door lock in the switchboard of the present disclosure is shown;
Fig. 6 is the sketch map that illustrates according to the door releasing process of Fig. 4; And
Fig. 7 is the sketch map that illustrates according to the door lock closed procedure of Fig. 4.
The specific embodiment
To provide description in detail with reference to accompanying drawing now according to the door locking apparatus that is used for switchboard of exemplary embodiment of the present disclosure.In order to combine accompanying drawing briefly to describe, parts identical or that be equal to will be provided with identical Reference numeral, and will no longer repeat its description.
Fig. 4 is the stereogram of switchboard, and it is used to the door locking apparatus that is used for switchboard according to of the present disclosure is shown, and Fig. 5 is the lateral view that the state that closes according to the door lock in the switchboard of the present disclosure is shown.
Shown in Figure 4 and 5, can comprise according to the switchboard with door locking apparatus of the present disclosure: main body 100 with opening; And door 200, thereby being attached to opening through the hinge (not shown), a side of door 200 opens or closes door 200.Door 200 between the opposite side of door 200 and corresponding main body 100, can be provided with door lock assembly 300, so that can optionally open or close with respect to the main body 100 of switchboard.
Side place at handle 310; Just; At a side place of first pivot pin 311, can illustrate and have sliding pin 313, sliding pin 313 be inserted into subsequently with in the chute 321 of the load bar 320 that describes to limit sliding part; Thereby when handle 310 as shown in Figure 6 when clockwise direction rotates, sliding part allows load bar 320 to rotate along clockwise direction.
Here, as shown in Figure 5, sliding pin 313 can be between first pivot pin 311 and second pivot pin 314.But in some cases, sliding pin 313 can be positioned at the outside of second pivot pin 314 based on first pivot pin 311.Here, even, it is therefore preferable that sliding pin 313 is arranged between first pivot pin 311 and second pivot pin 314 owing to reduce the displacement that the radius of gyration of handle 310 also can increase the free end 323 of load bar 320.
It is long in the vertical that jam plate 340 can be formed.At a side place of jam plate 340, can illustrate and have a plurality of lock pins 341, a plurality of lock pins 341 are attached to the lockhole 111 of a plurality of lock guiding elements 110 separably respectively, and a plurality of lock guiding elements 110 are arranged on the main body 100 of switchboard.
Can have following operating effect according to the door locking apparatus that is used for switchboard of the present disclosure.
That is to say that as shown in Figure 6, in order to make door 200 releases, user's pulling is arranged in the handle 310 of the front portion of door 200.So handle 310 is that the clockwise direction of center during along lateral projection rotates with first pivot pin 311.When the pivot hole 322 of load bar 320 was attached to door 200 and chute 321 and is attached to handle, load bar 320 be the center along as with the rotation of the counter clockwise direction shown in the arrow with second pivot pin 314, and load bar 320 is with sliding pin 313 slips.
Therefore, the counter clockwise direction rotation of the free end 323 that carry bar 320 during along lateral projection moves thereby make on the lock dog 330.When lock dog 330 moved on jam plate 340, the lock pin 341 of jam plate 340 was opened with the lockhole at lock guiding element 110 places of the main body 100 that is formed on switchboard in 111 minutes, and therefore door 200 can be unlocked from the main body 100 of switchboard.Therefore, the further pull handle handle 310 of user is so that door 200 is opened the opening of the main body 100 of switchboard.
On the contrary, for locking door 200 after being installed in line breaker etc. in the switchboard main body 100, as shown in Figure 7, the user promotes handle 310.So handle 310 is the counter clockwise direction rotation of center during along lateral projection with first pivot pin 311.The direction rotation that load bar 320 edges are opposite with aforesaid unlocking direction, thus lock dog 330 and jam plate 340 are moved down.Therefore, the lock pin 341 of jam plate 340 is inserted in the lockhole 111 at lock guiding element 110 places that are formed at switchboard main body 100, and therefore door 200 becomes locking states with the main body 100 of switchboard.Here, when the user became key asembly 350 into locking states, door 200 can't make handle 310 rotations.Therefore, door 200 can not be unlocked.
Like this, door locking apparatus has been realized the lock operation and the unification of unlocking operation of door, has therefore improved the convenience of use by also locking door like a cork of user even this makes under the situation of minimum power.In addition, when a plurality of lock pins are formed on the jam plate, also can help the centring operation between a plurality of lock pins and a plurality of lockhole, can make like this door in a plurality of positions by locking.Therefore, though the locking force that can increase door with the door of the switchboard that prevents effectively to cause because of accident separately.
Previous embodiment and advantage only are exemplary, and should not be interpreted as the disclosure are not limited.This instruction can easily be applied to the device of other type.This manual intention is an illustrative, and does not limit the scope of claim.Many possibilities, improvement and modification it will be apparent to those skilled in the art that.Here the characteristic of described exemplary embodiment, structure, method and other characteristics can make up through variety of way, to obtain other and/or alternate exemplary embodiment.
Owing to can under the situation that does not depart from its characteristic, come the characteristic of embodiment of the present invention in a variety of forms; Therefore it is to be further understood that; The foregoing description does not receive the restriction of arbitrary details of aforementioned specification; Except as otherwise noted, but should in liking scope thereof enclosed, broadly explain, therefore drop on the border of claim and the interior whole changes and the improvement of equivalency range of boundary or these borders and boundary and be intended to comprised by appended claim.
Claims (10)
1. door locking apparatus that is used for switchboard, said switchboard comprises:
Main body, it has the space that is used for holding therein power equipment;
Door, its opening that rotatably is attached to said main body is to open or close the said opening of said main body; And
Door lock closes the unit, its between said main body and said door with the said door of locking,
It is characterized in that said door lock closes the unit and comprises:
At least one locks guiding element, and it is arranged in a side of the said opening of said main body;
Handle, thus its side that is attached to said door can longitudinally be rotated;
The load bar, it has free end, and said free end can be with respect to said door rotation when said handle rotates;
Lock dog, it is attached to the said free end of said load bar slidably, thus said lock dog longitudinally slides with respect to said main body when said load bar rotates; And
Jam plate, itself and said lock dog form and are attached to separably said at least one lock guiding element, thereby said jam plate longitudinally slides with respect to said main body said door lock is closed or release.
2. device as claimed in claim 1, wherein first hinge portion is formed between said door and the said handle so that the rotatably connection each other of said door and said handle.
3. device as claimed in claim 2, wherein said first hinge portion is formed on an end of said handle.
4. device as claimed in claim 1, wherein second hinge portion is formed between said handle and the said load bar so that the rotatably connection each other of said handle and said load bar.
5. device as claimed in claim 4, wherein pivot hole is formed on the middle body of said load bar, and said pivot hole rotatably is attached to said handle,
Wherein thereby pivot pin is formed at said last the insertion revolvably in the said pivot hole of said load bar.
6. device as claimed in claim 4, wherein, sliding part is formed between said handle and the said load bar, so that said load bar can be the center rotation with said second hinge portion in opposite direction when said handle rotates.
7. device as claimed in claim 6; Wherein, The chute that said sliding part comprises the sliding pin that is arranged on said handle place and is formed on the end place in the two ends of said load bar, so that said sliding pin inserts in the said chute slidably, a said end is opposite with said free end.
8. device as claimed in claim 7, wherein said sliding part are formed between said first hinge portion and said second hinge portion.
9. like each the described device among the claim 1-8, wherein, a plurality of said lock guiding elements longitudinally are provided with,
Wherein, said jam plate comprises a plurality of lock pins that form along its longitudinally, thereby connects or separate with the lockhole that is formed on corresponding lock guiding element place.
10. device as claimed in claim 9, wherein, key asembly is arranged between said door and the said handle to limit the rotation of said handle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110017349A KR101134933B1 (en) | 2011-02-25 | 2011-02-25 | Door locking device for switch board |
| KR10-2011-0017349 | 2011-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102650180A true CN102650180A (en) | 2012-08-29 |
| CN102650180B CN102650180B (en) | 2014-10-29 |
Family
ID=46143475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210045475.3A Active CN102650180B (en) | 2011-02-25 | 2012-02-24 | Door locking device for switch board |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101134933B1 (en) |
| CN (1) | CN102650180B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818888A (en) * | 2014-01-30 | 2015-08-05 | 玛斯特实验室一人有限责任公司 | Device for moving members for operating or for closing a window or door frame |
| CN105514819A (en) * | 2016-02-02 | 2016-04-20 | 北京潞电电气设备有限公司 | Electrical equipment compartment |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820618A (en) * | 2012-07-26 | 2012-12-12 | 广西银河迪康电气有限公司 | Switch cabinet with five-prevention interlocking device |
| CN105932588B (en) * | 2016-06-29 | 2018-01-09 | 许继集团有限公司 | Switch cubicle and its trigger interlock more |
| KR102137770B1 (en) * | 2019-01-17 | 2020-07-24 | 엘에스일렉트릭(주) | Grounding module for switchboard |
| KR102405898B1 (en) | 2021-09-07 | 2022-06-03 | 정태용 | distribution panel |
| KR102405899B1 (en) | 2021-09-07 | 2022-06-03 | 정태용 | distribution panel |
| KR102405887B1 (en) | 2021-09-07 | 2022-06-08 | 주식회사 주석산업개발 | distribution panel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5452926A (en) * | 1993-02-18 | 1995-09-26 | Takigen Manufacturing Co. Ltd. | Latch assembly |
| US5983680A (en) * | 1997-11-10 | 1999-11-16 | Michael Wells | Door locking device |
| CN1296109A (en) * | 1999-11-10 | 2001-05-23 | 星本股份有限公司 | Handle |
| CN201176738Y (en) * | 2008-04-07 | 2009-01-07 | 姚春良 | Cabinet fastener device |
| CN101619631A (en) * | 2008-07-04 | 2010-01-06 | 泷源制造株式会社 | Handle device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100351882B1 (en) | 2000-12-09 | 2002-09-12 | 엘지산전 주식회사 | device for door locking of the switch board |
| JP4320981B2 (en) | 2001-07-02 | 2009-08-26 | 富士電機システムズ株式会社 | Door handle device for electrical equipment panel |
| KR100913217B1 (en) | 2009-04-20 | 2009-08-24 | 문운하 | Switchgear door switchgear |
-
2011
- 2011-02-25 KR KR1020110017349A patent/KR101134933B1/en active Active
-
2012
- 2012-02-24 CN CN201210045475.3A patent/CN102650180B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5452926A (en) * | 1993-02-18 | 1995-09-26 | Takigen Manufacturing Co. Ltd. | Latch assembly |
| US5983680A (en) * | 1997-11-10 | 1999-11-16 | Michael Wells | Door locking device |
| CN1296109A (en) * | 1999-11-10 | 2001-05-23 | 星本股份有限公司 | Handle |
| CN201176738Y (en) * | 2008-04-07 | 2009-01-07 | 姚春良 | Cabinet fastener device |
| CN101619631A (en) * | 2008-07-04 | 2010-01-06 | 泷源制造株式会社 | Handle device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818888A (en) * | 2014-01-30 | 2015-08-05 | 玛斯特实验室一人有限责任公司 | Device for moving members for operating or for closing a window or door frame |
| CN104818888B (en) * | 2014-01-30 | 2018-07-20 | 玛斯特实验室一人有限责任公司 | For making operation or being closed the mobile device of the component movement used in window or door frame |
| CN105514819A (en) * | 2016-02-02 | 2016-04-20 | 北京潞电电气设备有限公司 | Electrical equipment compartment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102650180B (en) | 2014-10-29 |
| KR101134933B1 (en) | 2012-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102650180B (en) | Door locking device for switch board | |
| ES2748435T3 (en) | Cradle with door interlock device for a removable vacuum circuit breaker | |
| CN108022806B (en) | Attachment device for the control terminal in removable circuit breaker | |
| CN101963006B (en) | Lock box with sliding lid | |
| CN106169391A (en) | A kind of chopper and the mechanical interlock mechanism of tri-station isolating switch | |
| KR101968278B1 (en) | Assembly for activation in both side | |
| CN206194580U (en) | High pressure interlock system | |
| CN105680337A (en) | Emergency unlocking mechanism of high-voltage switchgear assembly rear door | |
| US11326376B2 (en) | Roof support system for an electrical distribution system enclosure | |
| CN104810174A (en) | Switch cabinet circuit breaker closing knob locking device and switch cabinet group | |
| CN103038963A (en) | Vertical cable manger door | |
| CN203403740U (en) | Cabinet door lock | |
| CN201222614Y (en) | Electric cabinet safety interlocking mechanism | |
| KR101371255B1 (en) | A locking mechanism for sliding door of vehicle | |
| CN107293426B (en) | A kind of ring network cabinet cabinet door interlock | |
| CN215069784U (en) | Interlock and cubical switchboard | |
| CN105844794B (en) | A kind of coin recycling box with twin-lock control open function | |
| CN105514699B (en) | A kind of antitheft electrical socket equipped with lockset | |
| KR101404431B1 (en) | Tubular type latch having two step structure for protruding and retracting | |
| CN105374593B (en) | Mechanical locking device between 10KV ring main units and middle-placed switch cabinet | |
| CN111395885A (en) | Anti-theft device and cabinet | |
| CN102064053B (en) | Circuit breaker plug-in connecting terminal | |
| CN205104393U (en) | Mechanical latching device between cabinet is put in and to 10kV looped netowrk cabinet | |
| CN206059267U (en) | A kind of new vacuum circuit breaker with blocking device | |
| CN205577646U (en) | Serial -type electromagnetic lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |