CN103296590A - Mechanical door lock device for at least one drive device of electric switchgear and locking unit - Google Patents
Mechanical door lock device for at least one drive device of electric switchgear and locking unit Download PDFInfo
- Publication number
- CN103296590A CN103296590A CN2013100633809A CN201310063380A CN103296590A CN 103296590 A CN103296590 A CN 103296590A CN 2013100633809 A CN2013100633809 A CN 2013100633809A CN 201310063380 A CN201310063380 A CN 201310063380A CN 103296590 A CN103296590 A CN 103296590A
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- China
- Prior art keywords
- bowden cable
- unit
- drive unit
- switch cubicle
- lock device
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- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
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Abstract
The invention relates to a mechanical door lock device (1) for at least one drive device (10) of an electric switchgear. The mechanical door lock device is arranged in a switch cabinet which is locked by a cabinet door (22) movably arranged at the door frame (21) of the switch cabinet. The mechanical door lock device (1) includes a door frame assembly (2) and a door unit (4). The invention also relates to a locking unit (20) for locking and unlocking a latch of the cabinet door (22) of the switch cabinet. The switch cabinet is used for accommodating electric switchgears. The locking unit includes at least one electric switchgear comprising at least one drive device (10). The drive device can be moved between on-position and off-position for connecting or disconnecting the electric switchgear.
Description
Technical field
The present invention relates to a kind of mechanical door lock device of at least one drive unit for electric switch equipment, this electric switch equipment is arranged in the switch cubicle, and this switch cubicle can come locking by the switch cubicle door on the doorframe that is arranged in switch cubicle movingly.The invention still further relates to a kind of for locking or open the locking unit of breech lock of the switch cubicle door of switch cubicle, this switch cubicle is designed for and holds electric switch equipment, this locking unit has: at least one electric switch equipment, this electric switch equipment has at least one drive unit, and this drive unit can move between on-position and open position in order to be switched on or switched off electric switch equipment; Be used for locking or open the mechanical door lock device of breech lock of the switch cubicle door of switch cubicle.
Background technology
Electric switch equipment, be when specific the interference occurring, to make the disengaging of a plurality of loads and power supply network as the task of circuit breaker.Common interference is the appearance of short circuit current, and circuit breaker is designed for usually, is making switch element motion and therefore make connection decoupling between load and electrical network under the situation of this short circuit current.
The present invention relates to a kind of electric switch equipment, the particularly circuit breaker in low voltage range." low-voltage " typically refers to until about 1000 volts voltage.Circuit separately the corresponding structural design of section can be this also be used for surpassing 1000 volts, for example until the switching device of the switching voltage of 6.3kV.Especially, this electric switch equipment, be designed under overcurrent situations and/or at short-circuit conditions incision outage flow path as under-voltage circuit breaker.They can be designed as one pole or multipole, three utmost points particularly.
Electric switch equipment is usually placed in the switch cubicle, in order to protect this electric switch equipment.Usually, this switch cubicle is arranged in the zone of machine, and it is by electronics internal mechanism (Innenleben) control of switch cubicle.Be designed to the switch cubicle door lockable in order to make unauthorized persons can not touch electric switch equipment, to be known that.In order to switch on and off electric switch equipment, this electric switch equipment has drive unit.That is to say that drive arrangement is on electric switch equipment and can realize switching on and off electric switch equipment.Especially, this used can between on-position and open position, move, to be used for being switched on or switched off the drive unit of electric switch equipment.
As drive unit for example known direct drive unit, the couplet on the door connect rotating driving device, sidewall rotating driving device and motor drive.For the protection personnel, the cicada mechanical door lock device that is used for electric switch equipment, uses as the rotating driving device of low voltage switchgear.At this, mechanical door lock device part as the one of direct drive unit in direct drive unit realizes that it is as the parts of electric switch equipment.Connect in the rotating driving device at the couplet on the door, the mechanical door lock device is realized as the part of the one of connection element, the axle that is used for handle.There is not a mechanical door lock device in that the sidewall rotating driving device is known.
In known mechanical door lock device for drive unit disadvantageously, it is very dumb and depend on electric switch equipment.
Summary of the invention
The objective of the invention is: the aforesaid drawbacks of eliminating the known mechanical door lock device of the drive unit that is used for electric switch equipment at least in part.Especially, the objective of the invention is: realize flexibly a kind of and with the irrelevant mechanical door lock device of electric switch equipment.
Described purpose according to the present invention by a kind of have according to the mechanical door lock device of the described feature of claim 1 and by a kind of have according to the locking unit of the described feature of claim 6 realize.Of the present invention other feature and details by drawing in dependent claims, specification and the accompanying drawing.At this, the feature described of combining with mechanical door lock device according to the present invention also is applicable to certainly and combines with locking unit according to the present invention and vice versa respectively, thus about the disclosure of each independent inventive aspect all the time reciprocally with reference to or reference reciprocally.
According to a first aspect of the invention, described purpose realizes by a kind of mechanical door lock device of at least one drive unit for electric switch equipment, this electric switch equipment is arranged in the switch cubicle, and this switch cubicle can come locking by the switch cubicle door on the doorframe that is arranged in switch cubicle movingly.The mechanical door lock device is characterised in that, this mechanical door lock device has be used to being fixed on the doorframe unit on the doorframe and being used for being fixed on gate cell on the switch cubicle door, wherein the doorframe unit has movable latch, and this latch designs in the following manner: latch in locked position of coupler, join in the accommodation section of gate cell for latch switch cabinet door and in unlocked position in order to remove in the accommodation section of opening switch cubicle Men Ercong gate cell.In addition, in the mechanical door lock device, be designed to, for latch is moved between locked position of coupler and unlocked position, arrange the first end of Bowden cable in the doorframe unit, wherein the second end of Bowden cable can be connected with at least one drive unit effect of electric switch equipment.
Like this mechanical door lock device of the drive unit that is used for electric switch equipment of design can use very neatly and particularly with electric switch equipment, as the location independent of low voltage switchgear, particularly compact circuit breaker.Because the mechanical door lock device realizes by Bowden cable, so the mechanical door lock device can be simply and the corresponding drive unit coupling of electric switch equipment.The length of Bowden cable can be neatly with the drive unit of the doorframe of the switch cubicle door of switch cubicle and electric switch equipment between respective distance coordinate mutually to regulate in other words.
Therefore this mechanical door lock device provides a kind of freely positionable and module that can install additional simply, in order to make the switch cubicle door and the electric switch equipment coupling that is arranged in the switch cubicle of switch cubicle.Particularly, when when switch cubicle internal electric switchgear is connected, can guarantee the mechanical latches of the switch cubicle door of switch cubicle by the door lock module of this machinery.
The mechanical door lock device has the doorframe unit.This doorframe unit is designed on the doorframe that is fixed on switch cubicle and therefore and can be arranged on the doorframe of switch cubicle.Doorframe unit fixing for example can be by means of immobilising device, realize as bolt.The doorframe of switch cubicle can form by the housing of switch cubicle.In addition, the mechanical door lock device also has gate cell.This gate cell is designed on the switch cubicle door that is fixed on switch cubicle.Gate cell fixing for example also can be by means of immobilising device, realize as bolt.The switch cubicle door is designed for the latch switch cabinet.The switch cubicle door can be shifted ground, rotatably and particularly swingably with respect to doorframe in other words the housing of switch cubicle arrange.Deflectable (verschwenkbar) and/or displaceable latch in other words that the doorframe unit has is movable, particularly can swing.Gate cell has the accommodation section, and latch can join to or be inserted in this accommodation section.That is to say that the accommodation section is designed like this and is arranged on the switch cubicle door, namely the latch of this accommodation section in the doorframe unit is arranged in and prevented when the accommodation section keeps by the accommodation section in other words that the switch cubicle door from opening.This means that latch joins in the accommodation section of gate cell for latch switch cabinet door in locked position of coupler.In unlocked position, in order to open the switch cubicle door, latch is removed from the accommodation section of gate cell usually.Related to traditional dead lock (Riegelschloss) in principle at this.Latch or latch pin (Riegel) can certainly be arranged on the gate cell and with the accommodation section and be arranged on the doorframe unit.In this case, Bowden cable is arranged on the gate cell to be used for handling latch.
All the time relate to drive unit in addition.Certainly also a plurality of drive units can be set below.
According to a kind of preferred improvement project of the present invention, can be designed as about the mechanical door lock device: the latch of doorframe unit can be swung between locked position of coupler and unlocked position or be shifted by handling Bowden cable.That is to say, latch like this with Bowden cable, particularly with the first end coupling of Bowden cable, namely when Bowden cable moves, make latch move.If the second end of Bowden cable is fixed on the drive unit of electric switch equipment, then can when drive unit moves, make Bowden cable motion, thereby can make the latch of doorframe unit of mechanical door lock device between locked position of coupler and unlocked position, move back and forth thus.
Preferably can be designed as about the mechanical door lock device: in order to guide Bowden cable, fix the first Bowden cable accommodation section in the doorframe unit.That is to say that the first Bowden cable accommodation section is especially for the movable part along doorframe unit guides Bowden cable.At this, the first Bowden cable accommodation section can be designed for the adjusting Bowden cable.That is to say that the first Bowden cable accommodation section can realize making the first end of Bowden cable to regulate with respect to the doorframe unit, thereby can regulate the motion of the latch of doorframe unit thus.
The preferred improvement project of another kind according to the present invention can be designed as about the mechanical door lock device: the first Bowden cable accommodation section has the screw thread of screwing on or screwing for the screw thread on the first end of Bowden cable.Can easily regulate Bowden cable with respect to latch thus.
According to a second aspect of the invention, described purpose realizes that for locking or the locking unit of breech lock of opening the switch cubicle door of switch cubicle this switch cubicle is designed for and holds electric switch equipment by a kind of.Locking unit has: at least one electric switch equipment, and this electric switch equipment has drive unit, and this drive unit can move between on-position and open position in order to be switched on or switched off electric switch equipment; Be used for locking or open the mechanical door lock device of breech lock of the switch cubicle door of switch cubicle.In addition, this locking unit is characterised in that, the mechanical door lock device designs according to a first aspect of the present invention, and the second end of the Bowden cable that is connected with this mechanical door lock device is arranged on this drive unit, wherein, Bowden cable is arranged between drive unit and the doorframe unit like this, i.e. the motion of the latch of the doorframe unit of the motion of drive unit and mechanical door lock device is coupled.
She Ji locking unit can be realized simply and the switch cubicle door of latch switch cabinet neatly like this, has arranged the electric switch equipment with drive unit in this switch cubicle.The drive unit coupling of mechanical door lock device by Bowden cable and electric switch equipment, thus depend on that the position of the switch of the drive unit of electric switch equipment, particularly low voltage switchgear can locking or open the switch cubicle door of switch cubicle.At this, can make the length of Bowden cable be adapted to local circumstance, that is to say, in the drive unit of electric switch equipment and the distance between the mechanical door lock device.Can especially simply and neatly guarantee by this locking unit: when when switch cubicle internal electric switchgear is connected, locking the switch cubicle door of switch cubicle.
According to a kind of preferred improvement project of the present invention, can be designed as about locking unit: Bowden cable so is arranged between drive unit and the doorframe unit, be that drive unit moves to from on-position and makes the latch of doorframe unit move to the unlocked position from locked position of coupler the open position, and drive unit move to from open position and makes the latch of gate cell move to the locked position of coupler from unlocked position the on-position.Guaranteed that thus namely when electric switch equipment was connected, the switch cubicle door of switch cubicle can not be opened.Have only when electric switch equipment is disconnected, the mechanical door lock device, that is to say that the latch of mechanical door lock device just opens the motion of switch cubicle door.Preferably, can be designed as about locking unit: in order to guide Bowden cable, fix the second Bowden cable accommodation section at drive unit.The second end of Bowden cable particularly can be fixed in the housing of drive unit.Particularly, the second Bowden cable accommodation section can be designed as the Bowden cable lock modules, and it can be fixed in the housing of drive unit in the following manner neatly: the function of Bowden cable and drive unit is coupled.Particularly, Bowden cable, that is to say that the second end of Bowden cable is coupling on the steer-drive of drive unit.Advantageously, the second Bowden cable accommodation section is designed for the adjusting Bowden cable.This also can be implemented in the zone of drive unit and regulate Bowden cable.
According to a kind of particularly preferred improvement project of the present invention, can be designed as about locking unit: drive unit is that direct drive unit, the couplet on the door connect rotating driving device or sidewall rotating driving device.It is also conceivable that drive unit is motor drive, it is designed between on-position and open position and is switched on or switched off electric switch equipment.Particularly connecing in rotating driving device or the sidewall rotating driving device---wherein the handle of drive unit can be arranged in switch cubicle in other words on the lateral surface of switch cubicle door---can guarantee simply at the couplet on the door, when connecting electric switch equipment by means of the handle of drive unit or rotating driving device, come latch switch cabinet door by the mechanical door lock device simultaneously.Simply and neatly guaranteed thus, when connecting electric switch equipment locking the switch cubicle door.
Particularly preferably, can be designed as about locking unit: electric switch equipment is circuit breaker, particularly low voltage switchgear or compact circuit breaker.
Locking unit according to a second aspect of the invention have with at length with reference to the identical advantage of the illustrated advantage of according to a first aspect of the invention mechanical door lock device.Electric switch equipment can be realized electric switch equipment is used for multiple application as circuit breaker, the particularly design as compact circuit breaker.
Description of drawings
Describe the present invention and advantage thereof below with reference to the accompanying drawings in detail.Schematically show respectively:
Fig. 1 shows for locking with perspective view or opens the locking unit of breech lock of the switch cubicle door of switch cubicle, its design according to structural principle according to the present invention and
Fig. 2 shows the mechanical door lock device, and it is connected with the rotating driving device of electric switch equipment by Bowden cable.
Reference numerals list
1 mechanical door lock device
2 doorframe unit
3 latches
4 gate cells
5 accommodation sections
6 Bowden cables
The first end of 6a Bowden cable
The second end of 6b Bowden cable
7 first Bowden cable accommodation sections
10 rotating driving devices
11 second Bowden cable accommodation sections
12 handles
20 locking units
21 doorframes
22 switch cubicle doors
30 electric switch equipments
Element with identical function and type of action has identical Reference numeral respectively in Fig. 1 and Fig. 2.
Embodiment
Schematically show for locking with perspective view in Fig. 1 or open the locking unit 20 of breech lock of the switch cubicle door 22 of switch cubicle, it designs according to structural principle according to the present invention.Locking unit 20 has mechanical door lock device 1 and drive unit 10.Mechanical door lock device 1 is by Bowden cable backguy in other words Bowden steel cable (Bowdenzug) 6 and drive unit 10 couplings in other words.Drive unit 10 can be attached troops to a unit in electric switch equipment 30, referring to Fig. 2.In order to be switched on or switched off electric switch equipment, drive unit 10 can move between on-position and open position.Mechanical door lock device 1 is designed for locking or opens the breech lock of the switch cubicle door 22 of switch cubicle, and this switch cubicle is not shown specifically.Mechanical door lock device 1 has doorframe unit 2, and this doorframe unit has movable latch 3, the particularly displaceable and/or latch 3 that can swing.In addition, mechanical door lock device 1 has the gate cell 4 that has accommodation section 5.The latch 3 of doorframe unit 2 so designs, and namely this latch joins in the accommodation section 5 of gate cell 4 in locked position of coupler and removes from the accommodation section 5 of gate cell 4 in order to open switch cubicle door 22 in unlocked position for latch switch cabinet door 22.Doorframe unit 2 is fixed on the doorframe 21 of switch cubicle.That this fixing particularly power transmission is connected and for example can realize by bolt.Gate cell 4 is fixed on the switch cubicle door 21 of switch cubicle.This be fixed on this also particularly power transmission be connected ground, for example realize by bolt.Doorframe unit 2 has the first Bowden cable accommodation section 7, can guide the first end 6a of Bowden cable 6 on this first Bowden cable accommodation section.Drive unit 10 has the second Bowden cable accommodation section 11, has fixed the second end 6b of Bowden cable 6 in this second Bowden cable accommodation section.The first end 6a of Bowden cable 6 is fixed on the first Bowden cable accommodation section 7 of doorframe unit 2.The Design of length of Bowden cable 6 becomes transformable.That is to say that Bowden cable 6 is arranged between drive unit 10 and the doorframe unit 2 in the following manner: drive unit 10, particularly the motion of the latch 3 of the doorframe unit 2 of the motion of the steer-drive of drive unit 10 and mechanical door lock device 1 is coupled.Mechanical door lock device 1 can be used as a lock modules and is arranged in neatly on the switch cubicle to be used for coming latch switch cabinet door 22 with respect to doorframe 21, the particularly housing of switch cubicle.Bowden cable 6 particularly is arranged between doorframe unit 2 and the drive unit 10 in the following manner: make the latch 3 of doorframe unit 2 move to its unlocked position from its locked position of coupler at drive unit 10 when its on-position moves to its open position.On the contrary, drive unit 10 moves to from open position and makes latch 3 motion, the particularly latches 3 of gate cell 2 on-position from the unlocked position displacement and/or swing to the locked position of coupler.
The length of the Bowden cable 6 between doorframe unit 2 and the drive unit 10 can be adjusted in by the first Bowden cable accommodation section 7 of doorframe unit 2 and/or the second Bowden cable accommodation section 11 of drive unit 10, thereby the motion of latch 3 can be regulated thus.Drive unit 10 particularly direct drive unit (Direktantrieb), the couplet on the door connects rotating driving device (T ü rkupplungsdrehantrieb), sidewall rotating driving device (Seitenwanddrehantrieb) or motor drive.The electric switch equipment 30(of locking unit 20 is shown in Figure 2) particularly circuit breaker, particularly preferably be compact circuit breaker (Kompaktleistungsschalter) or low voltage switchgear.
Above stated specification to the execution mode of locking unit has only been described the present invention in the category of example.
Claims (11)
1. mechanical door lock device (1) that is used at least one drive unit (10) of electric switch equipment (30), described electric switch equipment is arranged in the switch cubicle, described switch cubicle can come locking by the switch cubicle door (22) on the doorframe (21) that can be arranged in described switch cubicle with moving
It is characterized in that, described mechanical door lock device (1) has be used to being fixed on the doorframe unit (2) on the described doorframe (21) and being used for being fixed on gate cell (4) on the described switch cubicle door (22), wherein, described doorframe unit (2) has the latch (3) that can move, described latch designs in the following manner: described latch joins in the accommodation section (5) of described gate cell (4) in locked position of coupler and removes from the described accommodation section (5) of described gate cell (4) in order to open described switch cubicle door (22) in unlocked position for the described switch cubicle door of breech lock (22), and, for described latch (3) is moved between described locked position of coupler and described unlocked position, arrange the first end (6a) of Bowden cable (6) in described doorframe unit (2), the second end of described Bowden cable (6b) can be connected with at least one drive unit (10) effect of described electric switch equipment (30).
2. mechanical door lock device according to claim 1 (1) is characterized in that, described latch (3) can be swung between described locked position of coupler and described unlocked position or be shifted by handling described Bowden cable (6).
3. mechanical door lock device according to claim 1 and 2 (1) is characterized in that, in order to guide described Bowden cable (6), fixes the first Bowden cable accommodation section (7) in described doorframe unit (2).
4. mechanical door lock device according to claim 3 (1) is characterized in that, the described first Bowden cable accommodation section (7) is designed for regulates described Bowden cable (6).
5. according at least one described mechanical door lock device (1) in the aforementioned claim, it is characterized in that the described first Bowden cable accommodation section (7) has the screw thread of screwing on or screwing for the screw thread on the described first end (6a) of described Bowden cable (6).
6. locking unit (20) of breech lock that is used for locking or opens the switch cubicle door (22) of switch cubicle, described switch cubicle is designed for and holds electric switch equipment (30), described locking unit has: at least one electric switch equipment (30), described electric switch equipment has at least one drive unit (10), and described drive unit can move between on-position and open position in order to be switched on or switched off described electric switch equipment (30); Be used for locking or open the mechanical door lock device (1) of breech lock of the described switch cubicle door (22) of described switch cubicle,
It is characterized in that, described mechanical door lock device (1) designs according at least one item in the aforementioned claim describedly, and, the second end (6b) of Bowden cable (6) is arranged on described at least one drive unit (10), and wherein said Bowden cable (6) is arranged between described at least one drive unit (10) and doorframe unit (2) in the following manner: the motion of the latch (3) of the described doorframe unit (2) of the motion of described at least one drive unit (10) and described mechanical door lock device (1) is coupled.
7. locking unit according to claim 6 (20), it is characterized in that, described Bowden cable (6) is arranged between described at least one drive unit (10) and the described doorframe unit (2) in the following manner: described at least one drive unit (10) moves to from on-position and makes the described latch (3) of described doorframe unit (2) move to the unlocked position from locked position of coupler the open position, and described at least one drive unit (10) moves to from open position and makes the described latch (3) of described doorframe unit (2) move to the locked position of coupler from unlocked position the on-position.
8. according to each described locking unit (20) in aforementioned claim 6 or 7, it is characterized in that, in order to guide described Bowden cable (6), fix the second Bowden cable accommodation section (11) at described at least one drive unit (10).
9. locking unit according to claim 8 (20) is characterized in that, the described second Bowden cable accommodation section (11) is designed for regulates described Bowden cable (6).
10. according to each described locking unit (20) in the aforementioned claim 6 to 9, it is characterized in that described at least one drive unit (10) is that direct drive unit, the couplet on the door connect rotating driving device, sidewall rotating driving device or motor drive.
11. according to each described locking unit (20) in the aforementioned claim 6 to 10, it is characterized in that described electric switch equipment (30) is circuit breaker, particularly compact circuit breaker.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201210203115 DE102012203115A1 (en) | 2012-02-29 | 2012-02-29 | Mechanical door lock of locking unit for switchgear cabinet, has door frame assembly with movable latch which is moved between locking and unlocking positions in which cabinet door is engaged and disengaged in receptacle of door unit |
| DE102012203115.4 | 2012-02-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103296590A true CN103296590A (en) | 2013-09-11 |
| CN103296590B CN103296590B (en) | 2017-01-18 |
Family
ID=48950836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310063380.9A Expired - Fee Related CN103296590B (en) | 2012-02-29 | 2013-02-28 | Mechanical door lock device for at least one drive device of electric switchgear and locking unit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103296590B (en) |
| DE (1) | DE102012203115A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112513396A (en) * | 2017-11-22 | 2021-03-16 | 利塔尔两合公司 | Locking device for a switchgear cabinet and corresponding switchgear cabinet |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202014102987U1 (en) * | 2014-07-01 | 2015-10-06 | Kuka Systems Gmbh | safety device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3534186A (en) * | 1969-08-06 | 1970-10-13 | Giddings & Lewis | Door interlock system for electrical control cabinets |
| US4626638A (en) * | 1984-12-06 | 1986-12-02 | Siemens Energy & Automation, Inc. | Operating system for remote electrical equipment |
| US5609244A (en) * | 1995-11-13 | 1997-03-11 | Reitech Corporation | Interlock device |
| US5814777A (en) * | 1996-03-29 | 1998-09-29 | Siemens Energy & Automation,Inc. | Cable interlock system for circuit breakers |
| CN201332027Y (en) * | 2008-11-14 | 2009-10-21 | 遵义长征电器开关设备有限责任公司 | Electric mechanism for ground switch in high-voltage switch cabinet |
| CN201562875U (en) * | 2009-11-30 | 2010-08-25 | 温州新机电器有限公司 | Interlocking mechanism for front lower door of distribution box |
| CN101834412A (en) * | 2010-06-01 | 2010-09-15 | 武汉长兴电器发展有限公司 | Switch cabinet mechanical interlocking matched set |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA644398A (en) * | 1955-04-19 | 1962-07-10 | O. Rexroad James | Operating mechanism for enclosed circuit breakers or switches |
-
2012
- 2012-02-29 DE DE201210203115 patent/DE102012203115A1/en not_active Withdrawn
-
2013
- 2013-02-28 CN CN201310063380.9A patent/CN103296590B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3534186A (en) * | 1969-08-06 | 1970-10-13 | Giddings & Lewis | Door interlock system for electrical control cabinets |
| US4626638A (en) * | 1984-12-06 | 1986-12-02 | Siemens Energy & Automation, Inc. | Operating system for remote electrical equipment |
| US5609244A (en) * | 1995-11-13 | 1997-03-11 | Reitech Corporation | Interlock device |
| US5814777A (en) * | 1996-03-29 | 1998-09-29 | Siemens Energy & Automation,Inc. | Cable interlock system for circuit breakers |
| CN201332027Y (en) * | 2008-11-14 | 2009-10-21 | 遵义长征电器开关设备有限责任公司 | Electric mechanism for ground switch in high-voltage switch cabinet |
| CN201562875U (en) * | 2009-11-30 | 2010-08-25 | 温州新机电器有限公司 | Interlocking mechanism for front lower door of distribution box |
| CN101834412A (en) * | 2010-06-01 | 2010-09-15 | 武汉长兴电器发展有限公司 | Switch cabinet mechanical interlocking matched set |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112513396A (en) * | 2017-11-22 | 2021-03-16 | 利塔尔两合公司 | Locking device for a switchgear cabinet and corresponding switchgear cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102012203115A1 (en) | 2013-08-29 |
| CN103296590B (en) | 2017-01-18 |
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| C10 | Entry into substantive examination | ||
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Granted publication date: 20170118 |
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