CN103348431A - Electrical switchgear - Google Patents
Electrical switchgear Download PDFInfo
- Publication number
- CN103348431A CN103348431A CN2011800672893A CN201180067289A CN103348431A CN 103348431 A CN103348431 A CN 103348431A CN 2011800672893 A CN2011800672893 A CN 2011800672893A CN 201180067289 A CN201180067289 A CN 201180067289A CN 103348431 A CN103348431 A CN 103348431A
- Authority
- CN
- China
- Prior art keywords
- driving device
- rotating driving
- switchgear
- switching system
- electric switching
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/56—Manual reset mechanisms which may be also used for manual release actuated by rotatable knob or wheel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/0006—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches
- H01H11/0018—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches for allowing different operating parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/56—Manual reset mechanisms which may be also used for manual release actuated by rotatable knob or wheel
- H01H2071/565—Manual reset mechanisms which may be also used for manual release actuated by rotatable knob or wheel using a add on unit, e.g. a separate rotary actuator unit, mounted on lever actuated circuit breakers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention relates to an electrical, in particular electromechanical, switchgear (10) having a rotary drive (30) which can be retrofitted. In the process, the required installation space should not be increased as a result of the rotary drive (30) being retrofitted. The invention proposes changing over an electrical switchgear (10), which can be operated by an operator control element (16, 17) which can be moved in a substantially translatory manner between two end positions and is arranged on a front face (11) of the switchgear, with a rotary drive (30) from the substantially translatory operator control movement to a rotary operator control movement, wherein the rotary drive (30) has a first axis (32), which is arranged substantially perpendicular to the operator control face (11) of the switchgear (10), and a driver element (35, 36, 37), which is operatively connected to the first axis, for the operator control element (16, 17), and providing the switchgear with a holder for the rotary drive, so that the rotary drive can be integrated in the switchgear (10). As a result, the required installation space of the appliance remains the same, irrespective of whether it can be switched in a translatory or rotary manner. A rotary drive (30), in the form of a corresponding module which can be installed in the holder of the switchgear (10), can be produced from a small number of parts in a cost-effective manner.
Description
Technical field
The present invention relates to a kind of electricity, the switchgear of electromechanical especially, have rotating driving device.
Background technology
The switchgear of electromechanical, for example power switch or power splitter often have the rocking bar that is connected with switch flashboard (Schaltkulisse), and this rocking bar moves turning on and off between the position.Rocking bar is connected with the movable switch contact of power switch by the curved bar device that is under the spring prestressing force via the switch flashboard of switch latch, and this curved bar device disconnects these contacts and the trigger condition that the rocking bar basis is predetermined places trigger position when overcurrent.Turning on and off motion causes by the motion of rocking bar around the switch shaft of switchgear in these switchgears, wherein, the radius of described motion is very big and angle between two maximum positions turn-off and connect is very little, makes that motion pending, that be used for switching between these positions is translation basically.Such switch is known in the prior art and is provided in market in many ways.
The market demand relates to the switchgear that illustrates before some, but these switchgears should could be connected or turn-off by rotatablely moving.Such equipment is also come into operation in market by a lot of manufacturers.
In order to limit the diversity of modification, when available same basic equipment is realized two modes of operation, be favourable in manufacturer.And In the view of client, with existing switchgear from the forms of motion of translation basically afterwards the cost forms of motion that advantageously is retrofitted to rotation be to be worth expectation.At this, required installing space should not increase.
A kind of power switch is disclosed by DE 43 22 215 A1, this power switch as basic equipment can realize foregoing, by rocking bar by the operation of translational motion basically.But rotating driving device of suit on this equipment, this rotating driving device has rotating handles and housing.At this, the housing of this rotating driving device is constructed squarely and had can overlap the housing bottom that installs on the switch case shape on the rocking bar sealedly, bends the bearing crank arm of two bearing elements with coaxial orientation in parallel with each other and is arranged on swingably on the swivel bearing of the relative configurations on the switch case from this housing bottom.This rotating driving device manufacturing is expensive and required bigger installing space by the switchgear of corresponding repacking than the basic equipment for the treatment of translation ground switch basically.
DE 10 2,006 001 404 B3 disclose the rotating driving device with rocking bar operating means that is used for electric switch equally.Rotatably support, as the effect jockey operation rocking bar of framework or cramp frame structure.By the axle in leading to buck plate and effect taking device and can in turning on and off the position, operate rocking bar and reach the lock of console switch equipment thus between the jockey.This rotating driving device is also very expensive on making.Same than the bigger installing space of basic equipment needs of translation ground switch basically by the required installing space of the switchgear of this system modification.
Summary of the invention
Task of the present invention is, provide a kind of install additional rotating driving device, the switchgear of translation ground switch basically, but the installing space of comparing increase with the basic equipment of translation ground operation is basically advantageously made and do not required to this switchgear cost.
According to the present invention, this task is by having the device solves of independent claims 1 feature.The advantageous forms of implementation of this device is drawn by dependent claims 2 to 7.
The present invention advises such electric switching system, this switchgear can be by means of operating at the executive component that moves between two terminal locations and be arranged on this switchgear front to translation basically, wherein, this electric switching system with rotating driving device can be adapted as the operational movement of rotation from the operational movement of translation basically, wherein, this rotating driving device has first, this is set to be substantially perpendicular to the operating surface of switchgear, and having one is connected with this first effect, the actuation mechanism of taking that is used for executive component, be provided with the acceptance division for rotating driving device, make this rotating driving device can be integrated in this switchgear.Thus, it is identical that the required installing space of this equipment keeps, but with its whether translation or switch is irrelevant rotatably.But the rotating driving device cost as the module in the acceptance division of corresponding, the switchgear of can packing into is advantageously made by few parts.
In a preferred form of implementation, this rotating driving device has the actuation mechanism of taking for executive component, and this executive component is supported swingably around first of rotating driving device.This rotating driving device can be constructed thus especially compactly.When this basic equipment had installing space on the rocking bar side, this rotating driving device can be encased in the basic equipment from operating surface.Can consider rocking bar as executive component, this rocking bar itself is arranged swingably by the switch axis around switchgear.But also can consider, a flat lock pin is set as executive component, this lock pin can turn on and off movement between the position with pure flatly moving.Under the situation of rocking bar as executive component, this takes actuation mechanism for example can be envisioned for Y-piece, and this Y-piece comprises rocking bar.If this executive component is made of a flat lock pin, then can the switch flashboard be set at this executive component, one for example the Connection Element of bolt be coupled in this executive component, this for example the Connection Element of bolt be arranged on as taking on the lever of actuation mechanism.
In a particularly advantageous form of implementation, this rotating driving device additionally has the side direction interface that has second, and this second along the direction setting that is substantially perpendicular to first.Thus, in switchgear according to the present invention, the switch of rotation motion not only can be from the front of switch, just have the operating surface of rocking bar but also can introduce from a face that is substantially perpendicular to operating surface.This advantage mainly is to draw when switchgear is packed switch cubicle for supporting into, and in this case, switchgear is fixed on the acceptance division on the rear wall that is arranged on switch cubicle usually, but should operate from the switch cubicle side.
Under the situation of packing into, switchgear should be long-range, for example from the lateral surface operation of switch cubicle, and switchgear is loaded in the switch cubicle.If this switch cubicle, switchgear should be one from its lateral surface that begins to operate and be arranged essentially parallel to the front of switch, the face of the switch cubicle of operating surface just that then the rotating shaft of rotating driving device for example can prolong by insertable bar.Usually, under this installation situation, be provided with a door in this switch cubicle front, can open switch cubicle by this door.Advantageously, the prolongation of the axle of rotating driving device is made this stretch out the front that surpasses door by corresponding hole in door when door is closed by such sizing, makes to overlap and loads onto a rotating handles.Advantageously, but when the axle of rotating driving device and prolong axle, in the zone of suit handle, have a non-circular profile at least.At this, can be prismatic, four prismatics or also can many prismatics profile.Can realize thus the axle with insertable handle or insertable extension rod between sealed being connected of shape.
In another favourable form of implementation, this electric switching system has support for the remote operation rotating driving device at wall, and the handle that is used for the operation rotating driving device can be inserted into this wall.For example rope can hang on this support, and this rope guiding is the handle on the switch cubicle outer wall for example, makes that this switchgear can be therefrom by remote operation.
Draw in the description by dependent claims and follow-up preferred embodiment according to accompanying drawing of further advantage of the present invention, characteristics and the further configuration that meets purpose.
Description of drawings
Illustrated in the accompanying drawing:
Fig. 1 has the electro-mechanical switches equipment for the acceptance division of rotating driving device
Fig. 2 rotating driving device
The schematic diagram of the rotating driving device that Fig. 3 matches with the switch flashboard
Fig. 4 has the electro-mechanical switches equipment of rotating driving device
Fig. 5 fore side has the electro-mechanical switches equipment of rotating driving device and handle
Fig. 6 has the electro-mechanical switches equipment of rotating driving device and side direction handle
Fig. 7 has rotating driving device and is used for the electro-mechanical switches equipment of the support of long-range drive unit
Fig. 8 has the schematic diagram of the electro-mechanical switches equipment of long-range drive unit
Embodiment
Figure 1 illustrates the power switch 10 that is used for electro-mechanical switches equipment as an example.In the front or operating surface 11 be provided with rocking bar 16, this switch is turned on and off by the motion with translation basically by this rocking bar.In addition, visible first side 12, and an acceptance division 20, this acceptance division is opened towards front 11 and is positioned at rocking bar 16 next doors towards first side 12.
According to a special form of implementation in Fig. 6 as seen, for example in a preceding protector, especially protecgulum 13, be provided with corresponding first 32 the breach that is used for rocking bar 16 and rotating driving device.Be provided with as for example preceding protector of front fender movably according to other form of implementation.
Fig. 2 shows the rotating driving device (30) for the acceptance division 20 of packing into.This rotating driving device has housing 31, first 32 and second 33.In addition, a visible Y-piece 35, this Y-piece can comprise rocking bar 16.In addition an also visible bevel gear 34, this bevel gear has been set up second 33 effect with first 32 and has been connected.Two axles 32,33 have the profile of four prismatics in their outboard end.
According to a special form of implementation, rotating driving device and/or bevel gear mechanism and/or rotating driving device second, preferably fully be arranged on the back of protecgulum 13 of the housing of this switchgear.
Fig. 3 is the schematic diagram of rotating driving device, during this rotating driving device and switch flashboard are in and cooperate.Situation on the operating surface 11 of overlooking switch has been shown in the top of this figure, in the lower part, has come from sight line A-A.Two axles 32 of rotating driving device 30 are connected by bevel gear 34 with 33.A lever 36 is connected with first 34 antitorque commentaries on classics ground.Lever 36 with bolt 37 of first 34 opposed end upper support of rotating driving device, this bolt is coupled in the switch flashboard 18, this switch flashboard is positioned on the lock pin 17 as the executive component of switchgear.Thus, this lock pin 17 moves according to first 32 of rotating driving device rotatablely move on plus or minus x direction.Show the lower position of switch flashboard 18 in the top of Fig. 3 highlightedly, this is for example corresponding to the scram position of switchgear.By first 32 rotation of rotating driving device, the bolt 37 on lever 36 described one arc, as by shown in the arrow, be bolted to up to this and reach the upper position that is shown in dotted line.Thus, switchgear is inserted the on-position from scram position in this embodiment.At this, the driving of rotating driving device for example drives by handle, is arranged on first 32 to the antitorque commentaries on classics of this handle, perhaps for example drives by similar handle, is arranged on second 33 to the antitorque commentaries on classics of this handle.In the later case, the actuating force that is applied on second 33 that is caused by handle is delivered on first 32 by bevel gear 34.
Fig. 4 shows the power switch 10 of the rotating driving device with insertion 30 among Fig. 1.First side 12 of this power switch has at housing wall leaves a blank, and second 33 of this rotating driving device 30 leaves a blank by this and draw from power switch 10.This power switch 10 has protecgulum 13, and this protecgulum hides the operating surface 11 of power switch in closure state.Protecgulum 13 has first 32 breach for rocking bar 16 and rotating driving device.The Y-piece 35 of rotating driving device 30 surrounds rocking bar 16.By axle 32,33 the rotation of rotating driving device 30, Y-piece 16 is in around in first 32 rotatablely move.
Fig. 5 shows the power switch 10 with sealing protecgulum 13 among Fig. 4.Handle 38 is mounted on first 32 of rotating driving device 30.This handle has a plurality of through holes 39, and when rocking bar was in the scram position, the cramp frame of cramp frame snap close can insert and pass these through holes.Can guarantee that thus switchgear is preventing unwarranted connection in the position reliably.
Fig. 6 shows the equal-wattage handle 10 that has handle 38 among Fig. 5, and this handle is not assembled on first 32 but is mounted on second 33.Additionally, this power switch is provided with the support 14 for the transmitting element 40 of receiving remote operating means.This acceptance division 14 is assembled on first side 12 of power switch.It for example is used as the bearing as the rope of transmitting element 40, and this rope can act on second 33.Thus, this power switch can be remotely, for example outside the switch cubicle of the power switch of packing into, turn on and off.
Fig. 7 has described the power switch among Fig. 6, does not have the handle 38 of fit on and dismantles protecgulum 13 down.Visible support 14 again, this support is antitorque to be fixed on first side 12 of housing of this power switch with changeing.In addition, a visible suspension arrangement 15 is assembled on second 33 to the antitorque commentaries on classics of this suspension arrangement.If for example the rope as transmitting element 40 is suspended in suspension arrangement 15 and the support 14 as bearing, then second 33 can be by remote operation.
Fig. 8 is the schematic diagram of power switch 10, and this power switch can be by remote operation by the rope as transmitting element 14, and this rope acts on by support 14 and suspension arrangement 15 on second 33 of rotating driving device 30.Except rope also can be imagined all other transmitting element 40 that is fit to, for example drive links.
REFERENCE NUMBER LIST
10 power switchs
11 operating surfaces
12 first sides
13 protecgulums
14 supports
15 suspension arrangements
16 rocking bars
17 lock pins
18 switch flashboards
20 acceptance divisions
30 rotating driving devices
31 housings
32 first
33 second
34 bevel gears
35 Y-pieces
36 levers
37 bolts
38 handles
39 through holes
40 transmitting elements
Claims (14)
1. electric switching system (10), but this switchgear can be by the executive component (16 of the ground of translation basically on that move between two terminal locations and operating surface that be arranged on this switchgear (11), 17) operation, wherein, this electric switching system (10) can be adapted as the operational movement of rotation by rotating driving device (30) from the operational movement of translation basically, and wherein, this rotating driving device (30) has first (32) and is connected with these first (32) effects, be used for this executive component (16,17) take actuation mechanism (35,36,37), this first operating surface (11) that is set to be substantially perpendicular to this switchgear (10), it is characterized in that
This switchgear (10) has the acceptance division (20) for rotating driving device (30), makes this rotating driving device (30) at least in part, preferably intactly be integrated in this switchgear (10).
2. electric switching system according to claim 1 (10) is characterized in that, this executive component is rocking bar (16).
3. electric switching system according to claim 1 (10) is characterized in that, this executive component is lock pin (17).
4. according to each described electric switching system (10) in the claim 1 to 3, it is characterized in that the taking actuation mechanism (16,17) and can swingingly support around first (32) of this rotating driving device (30) of this rotating driving device (30).
5. according to each described electric switching system (10) in the aforementioned claim, it is characterized in that, this rotating driving device (30) additionally has the side direction interface that has second (33), and this second along the direction setting that is substantially perpendicular to first (32).
6. electric switching system according to claim 5 (10) is characterized in that, second (33) of this rotating driving device (30) are connected with the effect of first (32) of this rotating driving device (30).
7. electric switching system according to claim 6 (10) is characterized in that, second (33) of this rotating driving device (30) are connected by bevel gear (34) effect with first (32) of this rotating driving device (30).
8. according to each described electric switching system (10) in the aforementioned claim, it is characterized in that at least one axle (32,33) of this rotating driving device (30) at least externally has the cross section of non-circle in the zone.
9. electric switching system according to claim 8 (10) is characterized in that, the cross section of this non-circle is made of four prismatic profiles.
10. according to each described electric switching system (10) in the claim 7 to 9, it is characterized in that, be provided with for the suspension arrangement of going up in side direction interface first side (12) thereon of switchgear on the support (14) of this rotating driving device of remote operation (30) and second (33) at this rotating driving device (30) (15), make that this rotating driving device can be by remote operation.
11. according to each described electric switching system (10) in the claim 7 to 9, it is characterized in that, be provided with for the suspension arrangement of going up at the both sides of switchgear interface operating surface (11) thereon on the support (14) of this rotating driving device of remote operation (30) and first (32) at this rotating driving device (30) (15), make that this rotating driving device can be by remote operation.
12. according to claim 10 or 11 described electric switching systems (10), it is characterized in that, suspension arrangement (15) on the support (14) on described (11,12) of this switchgear (10) and the axle (32,33) at rotating driving device (30) is suitable for suspension cord.
13. according to each described electric switching system (10) in the claim 3 to 11, it is characterized in that this lock pin (17) has switch flashboard (18).
14. according to each described electric switching system (10) in the claim 1 to 13, it is characterized in that, this switchgear has preceding protector, especially protecgulum (13), protector has for first breach of executive component and second breach that is used for first (32) of this rotating driving device before described, makes this rotating driving device be received at least in part after the preceding protector in the housing of this switchgear (10).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10194705A EP2463881A1 (en) | 2010-12-13 | 2010-12-13 | Electric switch |
| EP10194705.9 | 2010-12-13 | ||
| PCT/EP2011/072610 WO2012080250A1 (en) | 2010-12-13 | 2011-12-13 | Electrical switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103348431A true CN103348431A (en) | 2013-10-09 |
| CN103348431B CN103348431B (en) | 2015-11-25 |
Family
ID=43836585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180067289.3A Expired - Fee Related CN103348431B (en) | 2010-12-13 | 2011-12-13 | Electric switching system |
Country Status (3)
| Country | Link |
|---|---|
| EP (2) | EP2463881A1 (en) |
| CN (1) | CN103348431B (en) |
| WO (1) | WO2012080250A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3756207B1 (en) * | 2018-02-23 | 2024-07-31 | Eaton Intelligent Power Limited | Electrical switchgear |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103762103B (en) * | 2014-01-24 | 2016-03-30 | 科都电气有限公司 | A kind of electric switch with multi-direction mode of operation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9203532U1 (en) * | 1992-03-17 | 1993-07-15 | Moeller GmbH, 53115 Bonn | Mechanical changeover, parallel or remote drive for electrical switching devices with rotary or toggle lever drive, in particular for circuit breakers, motor protection switches and the like |
| DE4300313C1 (en) * | 1993-01-08 | 1994-03-31 | Kloeckner Moeller Gmbh | Rotary drive for lever-operated switchgear module - has input spindle with segment gear engaging rack on moving element to transmit motion to other spindles |
| GB2279809A (en) * | 1993-07-03 | 1995-01-11 | Kloeckner Moeller Gmbh | A lockable rotary drive for a circuit breaker |
| EP1648008A1 (en) * | 2004-10-06 | 2006-04-19 | Socomec S.A. | Switch device having frontal or lateral operating element |
| CN101356615A (en) * | 2006-01-11 | 2009-01-28 | 默勒有限公司 | Rotary drive for an electrical switch with toggle-lever actuation |
| DE102009053164A1 (en) * | 2009-11-03 | 2011-05-05 | Siemens Aktiengesellschaft | Switch i.e. power switch, for low-voltage, has rotary drive for actuating handle, and rotary element attached at free ends of respective shafts, where rotary element is rotated in opposite set directions for switching on and off of switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS541581Y2 (en) * | 1974-09-19 | 1979-01-24 |
-
2010
- 2010-12-13 EP EP10194705A patent/EP2463881A1/en not_active Withdrawn
-
2011
- 2011-12-13 EP EP11793837.3A patent/EP2652762B1/en not_active Not-in-force
- 2011-12-13 WO PCT/EP2011/072610 patent/WO2012080250A1/en active Application Filing
- 2011-12-13 CN CN201180067289.3A patent/CN103348431B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9203532U1 (en) * | 1992-03-17 | 1993-07-15 | Moeller GmbH, 53115 Bonn | Mechanical changeover, parallel or remote drive for electrical switching devices with rotary or toggle lever drive, in particular for circuit breakers, motor protection switches and the like |
| DE4300313C1 (en) * | 1993-01-08 | 1994-03-31 | Kloeckner Moeller Gmbh | Rotary drive for lever-operated switchgear module - has input spindle with segment gear engaging rack on moving element to transmit motion to other spindles |
| GB2279809A (en) * | 1993-07-03 | 1995-01-11 | Kloeckner Moeller Gmbh | A lockable rotary drive for a circuit breaker |
| EP1648008A1 (en) * | 2004-10-06 | 2006-04-19 | Socomec S.A. | Switch device having frontal or lateral operating element |
| CN101356615A (en) * | 2006-01-11 | 2009-01-28 | 默勒有限公司 | Rotary drive for an electrical switch with toggle-lever actuation |
| DE102009053164A1 (en) * | 2009-11-03 | 2011-05-05 | Siemens Aktiengesellschaft | Switch i.e. power switch, for low-voltage, has rotary drive for actuating handle, and rotary element attached at free ends of respective shafts, where rotary element is rotated in opposite set directions for switching on and off of switch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3756207B1 (en) * | 2018-02-23 | 2024-07-31 | Eaton Intelligent Power Limited | Electrical switchgear |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2652762B1 (en) | 2014-10-22 |
| CN103348431B (en) | 2015-11-25 |
| EP2463881A1 (en) | 2012-06-13 |
| WO2012080250A1 (en) | 2012-06-21 |
| EP2652762A1 (en) | 2013-10-23 |
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| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20171213 |