CN206379301U - Two stations for gas-filling cabinet isolate hand-operating device - Google Patents
Two stations for gas-filling cabinet isolate hand-operating device Download PDFInfo
- Publication number
- CN206379301U CN206379301U CN201621425987.2U CN201621425987U CN206379301U CN 206379301 U CN206379301 U CN 206379301U CN 201621425987 U CN201621425987 U CN 201621425987U CN 206379301 U CN206379301 U CN 206379301U
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- Prior art keywords
- cutter head
- dynamic cutter
- cam
- gas
- operating device
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- 230000003068 static effect Effects 0.000 claims abstract description 30
- 230000000712 assembly Effects 0.000 claims abstract description 28
- 238000000429 assembly Methods 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 25
- 230000009975 flexible effect Effects 0.000 claims description 15
- 239000000178 monomer Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000006698 induction Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
Isolate hand-operating device the utility model discloses a kind of two stations for gas-filling cabinet, it is used to disconnect or turn on the path between major loop breaker and corresponding voltage transformer, and it includes：Air chamber；At least one major loop breaker connection component, the major loop breaker connection component includes sleeve pipe and static contact, and at least a portion of described sleeve pipe is stretched into air chamber, and the static contact is arranged on the part that air chamber is stretched on sleeve pipe；At least one jack assemblies, the jack assemblies are arranged in air chamber, and the jack assemblies are used to be electrically connected with the voltage transformer；At least one dynamic cutter head, the hinged end of the dynamic cutter head is hinged on corresponding jack assemblies, and is electrically connected with the corresponding jack assemblies；Dynamic cutter head functional unit, the dynamic cutter head functional unit is flexibly connected with the dynamic cutter head.The utility model is simple in construction, after being disconnected by external manual manipulation, with obvious cut-off point, can set up reliable clearance for insulation, to ensure the normal operation of maintainer's safety and capital equipment.
Description
Technical field
The utility model is related to a kind of two stations for gas-filling cabinet and is isolated to hand-operating device.
Background technology
At present, GIS switch cubicles are with more and more extensively on subway and high ferro, and former design is essentially all small
The plug-in PT of type is directly plugged on main bus-bar or cable outlet side, to detect busbar voltage and realize defencive function,
Although installing relatively convenient and reliable, PT can not be isolated with major loop when PT failures or maintenance, so as to cause whole
Individual loop or electric substation have a power failure, and influence the operation of whole system.
The content of the invention
Technical problem to be solved in the utility model is that the defect for overcoming prior art is used for gas-filling cabinet there is provided a kind of
Two stations are isolated to hand-operating device, and it is simple in construction, after being disconnected by external manual manipulation, can with obvious cut-off point
Reliable clearance for insulation is set up, to ensure the normal operation of maintainer's safety and capital equipment.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of two stations for gas-filling cabinet every
From hand-operating device, it is used to disconnect or turn on the path between major loop breaker and corresponding voltage transformer, and it is wrapped
Include：
Air chamber；
At least one major loop breaker connection component, the major loop breaker connection component includes sleeve pipe and stationary contact
Head, at least a portion of described sleeve pipe is stretched into air chamber, and the static contact is arranged on the part that air chamber is stretched on sleeve pipe；
At least one jack assemblies, the jack assemblies are arranged in air chamber, and the jack assemblies are used to electrically connect
Connect the voltage transformer；
At least one dynamic cutter head, the hinged end of the dynamic cutter head is hinged on corresponding jack assemblies, and with corresponding institute
State jack assemblies electric connection；
Dynamic cutter head functional unit, the dynamic cutter head functional unit is flexibly connected with the dynamic cutter head, so as to the dynamic cutter head
Functional unit drives the dynamic cutter head to be rotated on corresponding jack assemblies, so that the dynamic cutter head is contacted with the static contact
Occlusion is separated.
A kind of concrete structure of jack assemblies is further provided, the jack assemblies include socket and socket static contact,
The socket static contact is connected on socket, and the hinged end of the dynamic cutter head is hinged on corresponding socket static contact.
A kind of concrete structure of dynamic cutter head functional unit is further provided, the dynamic cutter head functional unit includes driver
Structure, bellows component, operating mechanism and with the one-to-one insulated tension pole of dynamic cutter head, the transmission mechanism has rotatable
Power transmission shaft and at least one connecting plate for being connected on power transmission shaft and being hinged with corresponding insulated tension pole, the operating mechanism lead to
Cross bellows component and drive the power transmission shaft rotation.
A kind of concrete structure of operating mechanism is further provided, the operating mechanism includes mounting bracket and cam, convex
Wheel be installed in rotation in mounting bracket, the cam is connected with one end of bellows component, the bellows component it is another
One end is connected with the power transmission shaft, and the bellows component is arranged on the wall of air chamber, described when driving the cam rotation
Cam drives the power transmission shaft to rotate by bellows component.
The cam is rotated further for convenient, the operating mechanism also includes operation handle, and the operation handle is inserted
Enter the cam, operate the operation handle cam is rotated in mounting bracket.
Further for when closing a floodgate, that is, dynamic cutter head is contacted with the static contact when being engaged, combined floodgate can be exported and arrived
Position signal, and position monitoring of the backstage to this device is met, the operating mechanism also includes in-place closing reaction unit, the conjunction
Reaction unit includes microswitch and fitting to lock in place, and the fitting is arranged on cam, and the microswitch is arranged on
In mounting bracket, when the cam rotation to the dynamic cutter head contacted with corresponding static contact occlusion when, the fitting with it is micro-
The induction contact of dynamic switch is in contact, and the microswitch acts and exports in-place closing signal.
Further for close a floodgate when, that is, dynamic cutter head contacted with the static contact be engaged when, locking cam so that
Operating mechanism can not be reoperated, and be provided with the cam on positioning hole, institute's cam and be provided with positioning hole, the operation machine
Structure also includes acting on when the dynamic cutter head contacts occlusion with corresponding static contact in the positioning hole of the cam being used for
The cam positioning apparatus of locking cam, the cam positioning apparatus has locating shaft, the locating shaft slide fit in mounting bracket,
When the dynamic cutter head contacts occlusion with corresponding static contact, the locating shaft is inserted in the positioning hole..
Further for facilitating locating shaft to freely fall into positioning hole, the also flexible element of the cam positioning apparatus,
The arrived piece that has elastic component is set on the locating shaft, and the flexible member is enclosed on the locating shaft, and the flexible member
One end offseted with flexible member arrived piece, the other end of the flexible member is against in the mounting bracket.
Further provide a kind of concrete structure of bellows component, the bellows component include connecting shaft, flange and
Bellows, the bellows is connected with flange, and the flange is connected on the wall of air chamber, one end of the connecting shaft and driver
Structure is connected, and the other end of the connecting shaft is connected after passing through the bellows and the flange with the cam.
It is easily laborsaving in dynamic cutter head and static contact overlap joint further for ensureing, simultaneously it can keep certain elasticity after overlap joint
Pressure, so as to ensure the safe and reliable stability of major loop, the dynamic cutter head has two panels dynamic cutter head monomer, two panels dynamic cutter head
It is connected between monomer by least one latch assembly, the latch assembly includes screw, swivel nut and spring, the screw is passed through
Two panels dynamic cutter head monomer, and be connected with swivel nut, the spring housing is on the position between the two panels dynamic cutter head monomer of the screw.
Employ after above-mentioned technical proposal, the cephalomotor distance of moving knife is determined by dynamic cutter head functional unit completely, is not required to
Be accurately positioned, reached output of the present utility model it is accurate, stably, the flexible effect of design comparison, so as to ensure that pairing
The accurate control of lock and separating brake (disconnecting the path between conducting major loop breaker and corresponding voltage transformer) two stations,
And can be by adjusting thrust of the screw on dynamic cutter head to spring, it is ensured that easily saved when dynamic cutter head and static contact are overlapped
Certain elastic pressure simultaneously can be kept after power, overlap joint, so as to ensure the safe and reliable stability of major loop；The utility model exists
In the case of meeting use requirement, designed part is simple and quantity is few, while greatly simplifying the internal structure of an organization, and both reduces zero
The abrasion of part, improves mechanical life again.
Brief description of the drawings
Fig. 1 is the structural representation that two stations of the present utility model for gas-filling cabinet are isolated to hand-operating device；
Fig. 2 is Fig. 1 vertical view schematic internal view；
Fig. 3 is the structural representation on jack assemblies of the present utility model；
Fig. 4 is the structural representation of transmission mechanism of the present utility model；
Fig. 5 is the structural representation of bellows component of the present utility model；
Fig. 6 is the structural representation of cam positioning apparatus of the present utility model；
Fig. 7 is the structural representation of in-place closing reaction unit of the present utility model；
Fig. 8 is Fig. 7 left view.
Embodiment
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and with reference to attached
Figure, is described in further detail to the utility model.
As shown in Fig. 1~8, a kind of two stations for gas-filling cabinet isolate hand-operating device, and it is used to disconnect or turn on
Path between major loop breaker and corresponding voltage transformer 1, it includes：
Air chamber 10；Filled with certain pressure SF6 gases in the air chamber 10；
At least one major loop breaker connection component, the major loop breaker connection component includes sleeve pipe 11 and stationary contact
First 3, at least a portion of described sleeve pipe 11 is stretched into air chamber 10, and the static contact 3 is arranged on sleeve pipe 11 and stretches into air chamber
10 part；
At least one jack assemblies 2, the jack assemblies 2 are arranged in air chamber 10, and the jack assemblies 2 are used for electricity
Property the connection voltage transformer 1；
At least one dynamic cutter head 24, the hinged end of the dynamic cutter head 24 is hinged on corresponding jack assemblies 2, and with it is corresponding
The jack assemblies 2 be electrically connected with；
Dynamic cutter head functional unit, the dynamic cutter head functional unit is flexibly connected with the dynamic cutter head 24, so as to the moving knife
Head functional unit drives the dynamic cutter head 24 to be rotated on corresponding jack assemblies 2 so that the dynamic cutter head 24 with it is described quiet
The contact of contact 3 occlusion is separated, and reaches that combined floodgate is required, and can keep the electric insulation gap of safety, so as to realize mutual induction of voltage
Device 1 and major loop breaker safe are reliably turned on；In the present embodiment, the major loop breaker connection component is provided with three
Individual, the jack assemblies 2 are also equipped with three, and the dynamic cutter head 24 is also equipped with three.
As shown in Figure 1,3, the jack assemblies 2 include socket 21 and socket static contact 22, and the socket static contact 22 connects
It is connected on socket 21, the hinged end of the dynamic cutter head 24 is hinged on corresponding socket static contact 22；Socket 21 and air chamber 10 it
Between sealed by the sealing ring that carries, to ensure that gas leakage rate meets use requirement.
As shown in Fig. 1,3,4, the dynamic cutter head functional unit include transmission mechanism 9, bellows component 4, operating mechanism 7 with
And with the one-to-one insulated tension pole of dynamic cutter head 24 212, the transmission mechanism 9 have rotatable power transmission shaft 92 and at least one
The individual connecting plate 95 for being connected on power transmission shaft 92 and being hinged with corresponding insulated tension pole 212, the operating mechanism 7 passes through bellows
Component 4 drives the power transmission shaft 92 to rotate.Power transmission shaft 92 is promoted to rotate in making process, while driving connecting plate 95 and insulation
Pull bar 212, pulls dynamic cutter head 24 to rotate.
As shown in Fig. 1,8, the operating mechanism 7 includes mounting bracket 71 and cam 74, and cam 74 is installed in rotation on
In mounting bracket 71, the cam 74 is connected with one end of bellows component 4, the other end of the bellows component 4 with it is described
Power transmission shaft 92 is connected, and the bellows component 4 is arranged on the wall of air chamber 10, described convex when driving the cam 74 to rotate
Wheel 74 drives the power transmission shaft 92 to rotate by bellows component 4.
As shown in Fig. 1,8, the operating mechanism 7 also includes operation handle 6, and the operation handle 6 inserts the cam 74,
The operation handle 6 is operated the cam 74 is rotated in mounting bracket 71.
As shown in Fig. 1,7,8, the operating mechanism 7 also includes in-place closing reaction unit, the in-place closing reaction dress
Put including microswitch 73 and fitting 72, the fitting 72 is arranged on cam 74, and the microswitch 73 is arranged on peace
Fill on support 71, when the cam 74 turns to the dynamic cutter head 24, and occlusion is contacted with corresponding static contact 3, the fitting
72 are in contact with the induction contact of microswitch 73, and the microswitch 73 acts and exports in-place closing signal.
As a shown in Figure 6, positioning hole is provided with the cam 74, the operating mechanism 7 also includes working as the dynamic cutter head
24 act in the positioning hole of the cam 74 when occlusion is contacted with corresponding static contact 3 so as to the cam for locking cam 74
Positioner, the cam positioning apparatus has locating shaft 710, and the slide fit of locating shaft 710 is in mounting bracket 71, when described
When dynamic cutter head 24 contacts occlusion with corresponding static contact 3, the locating shaft 710 is inserted in the positioning hole.
As shown in fig. 6, setting flexible on the also flexible element 740 of the cam positioning apparatus, the locating shaft 710
Element arrived piece 750, the flexible member 740 is enclosed on the locating shaft 710, and one end and the bullet of the flexible member 740
Property element arrived piece 750 is offseted, and the other end of the flexible member 740 is against in the mounting bracket 71；The top of locating shaft 710
A settable bearing pin 720, lifts bearing pin 720 to topmost, locating shaft 710 deviates from the cam 74 of operating mechanism 7 with hand before action,
Separate state is kept, bearing pin 720 is unclamped while operation handle 6 or so is operated, when moving in place, locating shaft 710 is in elasticity
In the positioning hole that cam 74 is freely fallen under the elastic reaction of element 740, click wiping sound is heard, that is, is operated in place, the dynamic structure 7 of operation is not
It can reoperate, represent the operation of two station mechanisms in place.
As shown in Figure 1,5, the bellows component 4 includes connecting shaft 41, flange 42 and bellows 43, the bellows 43
It is connected with flange 42, the flange 42 is connected on the wall of air chamber 10, one end of the connecting shaft 41 is connected with transmission mechanism 9,
The other end of the connecting shaft 41 is connected after passing through the bellows 43 and the flange 42 with the cam 74.In connecting shaft 41
Bellows 43 can carry out adjusting stretching whole in certain size in forward movement, complete machine driving.
As shown in Figure 1,3, the dynamic cutter head 24 has between two panels dynamic cutter head monomer, two panels dynamic cutter head monomer by least
One latch assembly is connected, and the latch assembly includes screw 26, swivel nut 27 and spring 28, and the screw 26 passes through two panels moving knife
Head monomer, and be connected with swivel nut 27, the spring 28 is enclosed on the position between the two panels dynamic cutter head monomer of the screw 26.
Operating mechanism 7 can padlock, needed before operation open padlock, Manual operation handle 6 is inserted to the handle hole of cam 74
Interior left-right rotation, drives the connecting shaft 41 for the bellows component 4 being coupled to advance, and promotes transmission mechanism 9 to complete mechanism driving,
The induction contact of the promotion microswitch 73 of fitting 72 thereon, the microswitch 73 in in-place closing are driven when cam 74 is rotated
Node action is closed, and exports in-place closing signal, can meet position monitoring of the backstage to it, and operation terminates rear, it is necessary to extract
Operation handle 6, padlock is locked, and can effectively prevent maloperation.
Particular embodiments described above, enters to technical problem, technical scheme and the beneficial effect that the utility model is solved
Go further description, should be understood that and the foregoing is only specific embodiment of the utility model, and without
It is all within spirit of the present utility model and principle in limitation the utility model, any modification, equivalent substitution and improvements done
Deng should be included within protection domain of the present utility model.
Claims (10)
1. a kind of two stations for gas-filling cabinet isolate hand-operating device, it is used to disconnect or turn on major loop breaker and phase
Path between the voltage transformer (1) answered, it is characterised in that it includes：
Air chamber (10)；
At least one major loop breaker connection component, the major loop breaker connection component includes sleeve pipe (11) and static contact
(3), at least a portion of described sleeve pipe (11) is stretched into air chamber (10), and the static contact (3) is arranged on sleeve pipe (11)
Stretch into the part of air chamber (10)；
At least one jack assemblies (2), the jack assemblies (2) are arranged in air chamber (10), and the jack assemblies (2) are used
In the electric connection voltage transformer (1)；
At least one dynamic cutter head (24), the hinged end of the dynamic cutter head (24) is hinged on corresponding jack assemblies (2), and with phase
The jack assemblies (2) answered are electrically connected with；
Dynamic cutter head functional unit, the dynamic cutter head functional unit is flexibly connected with the dynamic cutter head (24), so as to the dynamic cutter head
Functional unit drives the dynamic cutter head (24) to be rotated on corresponding jack assemblies (2), so that the dynamic cutter head (24) and institute
State static contact (3) contact occlusion or separate.
2. two stations according to claim 1 for gas-filling cabinet isolate hand-operating device, it is characterised in that：It is described to insert
Holder assembly (2) includes socket (21) and socket static contact (22), and the socket static contact (22) is connected on socket (21), described
The hinged end of dynamic cutter head (24) is hinged on corresponding socket static contact (22).
3. two stations according to claim 1 for gas-filling cabinet isolate hand-operating device, it is characterised in that：It is described dynamic
Cutter head functional unit includes transmission mechanism (9), bellows component (4), operating mechanism (7) and corresponded with dynamic cutter head (24)
Insulated tension pole (212), the transmission mechanism (9) have rotatable power transmission shaft (92) and at least one be connected to power transmission shaft
(92) connecting plate (95) being hinged on and with corresponding insulated tension pole (212), the operating mechanism (7) passes through bellows component
(4) power transmission shaft (92) rotation is driven.
4. two stations according to claim 3 for gas-filling cabinet isolate hand-operating device, it is characterised in that：The behaviour
Making mechanism (7) includes mounting bracket (71) and cam (74), and cam (74) is installed in rotation in mounting bracket (71), described
Cam (74) is connected with one end of bellows component (4), the other end and the power transmission shaft (92) phase of the bellows component (4)
Even, the bellows component (4) is arranged on the wall of air chamber (10), when driving cam (74) rotation, the cam
(74) power transmission shaft (92) is driven to rotate by bellows component (4).
5. two stations according to claim 4 for gas-filling cabinet isolate hand-operating device, it is characterised in that：The behaviour
Making mechanism (7) also includes operation handle (6), and the operation handle (6) inserts the cam (74), operates the operation handle
(6) cam (74) is made to be rotated in mounting bracket (71).
6. two stations according to claim 4 for gas-filling cabinet isolate hand-operating device, it is characterised in that：The behaviour
Making mechanism (7) also includes in-place closing reaction unit, and the in-place closing reaction unit includes microswitch (73) and fitting
(72), the fitting (72) is arranged on cam (74), and the microswitch (73) is arranged in mounting bracket (71), works as institute
State cam (74) turn to the dynamic cutter head (24) contacted with corresponding static contact (3) occlusion when, the fitting (72) with it is micro-
The induction contact of dynamic switch (73) is in contact, and the microswitch (73) acts and exports in-place closing signal.
7. two stations according to claim 4 for gas-filling cabinet isolate hand-operating device, it is characterised in that：It is described convex
Positioning hole is provided with wheel (74), the operating mechanism (7) is also included when the dynamic cutter head (24) connects with corresponding static contact (3)
Acted on when touching occlusion so as to the cam positioning apparatus for locking cam (74) in the positioning hole of the cam (74), it is described convex
Wheel positioner has locating shaft (710), and locating shaft (710) slide fit is in mounting bracket (71), when the dynamic cutter head
(24) when occlusion is contacted with corresponding static contact (3), the locating shaft (710) is inserted in the positioning hole.
8. two stations according to claim 7 for gas-filling cabinet isolate hand-operating device, it is characterised in that：It is described convex
Take turns and have elastic component arrived piece (750), the bullet are set on the also flexible element (740) of positioner, the locating shaft (710)
Property element (740) be enclosed on the locating shaft (710), and one end and the flexible member arrived piece of the flexible member (740)
(750) offset, the other end of the flexible member (740) is against in the mounting bracket (71).
9. two stations according to claim 4 for gas-filling cabinet isolate hand-operating device, it is characterised in that：The ripple
Line tube assembly (4) includes connecting shaft (41), flange (42) and bellows (43), and the bellows (43) is connected with flange (42),
The flange (42) is connected on the wall of air chamber (10), and one end of the connecting shaft (41) is connected with transmission mechanism (9), the company
The other end of spindle (41) is connected with the cam (74) afterwards through the bellows (43) and the flange (42).
10. two stations according to claim 1 for gas-filling cabinet isolate hand-operating device, it is characterised in that：It is described
Dynamic cutter head (24) has two panels dynamic cutter head monomer, is connected by least one latch assembly between two panels dynamic cutter head monomer, described
Latch assembly includes screw (26), swivel nut (27) and spring (28), and the screw (26) passes through two panels dynamic cutter head monomer, and and spiral shell
Cover (27) to be connected, the spring (28) is enclosed on the position between the two panels dynamic cutter head monomer of the screw (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621425987.2U CN206379301U (en) | 2016-12-23 | 2016-12-23 | Two stations for gas-filling cabinet isolate hand-operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621425987.2U CN206379301U (en) | 2016-12-23 | 2016-12-23 | Two stations for gas-filling cabinet isolate hand-operating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206379301U true CN206379301U (en) | 2017-08-04 |
Family
ID=59407993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621425987.2U Withdrawn - After Issue CN206379301U (en) | 2016-12-23 | 2016-12-23 | Two stations for gas-filling cabinet isolate hand-operating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206379301U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106531532A (en) * | 2016-12-23 | 2017-03-22 | 常州赛尔克瑞特电气有限公司 | Two-station isolating manual operation device for gas filled tank |
| CN109728537A (en) * | 2019-01-23 | 2019-05-07 | 蓉中电气股份有限公司 | A kind of intelligence extra-high voltage switch cabinet |
-
2016
- 2016-12-23 CN CN201621425987.2U patent/CN206379301U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106531532A (en) * | 2016-12-23 | 2017-03-22 | 常州赛尔克瑞特电气有限公司 | Two-station isolating manual operation device for gas filled tank |
| CN106531532B (en) * | 2016-12-23 | 2018-07-13 | 常州赛尔克瑞特电气有限公司 | Hand-operating device is isolated in two stations for gas-filling cabinet |
| CN109728537A (en) * | 2019-01-23 | 2019-05-07 | 蓉中电气股份有限公司 | A kind of intelligence extra-high voltage switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170804 Effective date of abandoning: 20180713 |
|
| AV01 | Patent right actively abandoned |