CN206650301U - A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin - Google Patents
A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin Download PDFInfo
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- CN206650301U CN206650301U CN201720373494.7U CN201720373494U CN206650301U CN 206650301 U CN206650301 U CN 206650301U CN 201720373494 U CN201720373494 U CN 201720373494U CN 206650301 U CN206650301 U CN 206650301U
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- sealing cabin
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Abstract
It the utility model is related to a kind of radiating of applicating fluid air and the fule shut-off valve cabinet with sealing cabin, including cabinet and some independent cooling nacelles for being detachably erected in cabinet；Two baffle plates that the cooling nacelle includes base, is located at the arc cover plate of evagination retractable on base and is fixed on the base at arc cover plate both ends；The arc cover plate is the heat carrier with smooth outer surface；Base, arc cover plate and baffle plate enclose out space in closed cover；The electrical functional units erecting bed of electrical functional units needed for installation is provided with the cover on the base end face in space；Arcuately the boundary line of cover plate and base is respectively arranged with the inflatable mouth of strip on the base in the outside of arc cover plate two；Tangential direction of the inflatable mouth towards arc cover plate and base intersection；The applicating fluid air radiates and the fule shut-off valve cabinet with sealing cabin can effectively realize radiating and fire-proof function, and radiation energy consumption is low, good heat dissipation effect, and fire resistance property is strong.
Description
Technical field
A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin are the utility model is related to, belongs to electric
Apparatus field.
Background technology
The main function of switch cubicle is generated electricity in power system, transmitted electricity, during the conversion of distribution and electric energy, is carried out
Folding, control and protection electrical equipment.Part in switch cubicle mainly has breaker, disconnecting switch, on-load switch, operation machine
Structure, transformer and various protection devices etc. form.The sorting technique of switch cubicle is a lot, such as can be with by breaker mounting means
It is divided into withdraw-type switch cabinet and fixed switching cabinet；Or the difference according to cabinet body structure, open type switch cubicle, metal envelope can be divided into
Close switch cubicle and metal enclosed armoured switch cabinet；It can be divided into high-tension switch cabinet, Medium Voltage Switchgear again according to voltage class is different
With low-tension switch cabinet etc..Be primarily adapted for use in power plant, transformer station, petrochemical industry, metallurgical steel rolling, industry light industry textile industry, industrial enterprise and
The various different occasions such as residential quarters, skyscraper.
When switch cubicle is run, because cabinet internal heat generation electricity piece is relatively more, temperature rise is too high can cause the mechanical performance of electricity piece with
Electric property declines, and finally results in the job failure of High-Voltage Electrical Appliances, or even cause major accident.In order to ensure High-Voltage Electrical Appliances in work
Make safe operation in the time limit, it is necessary to temperature rise control in cabinet is being allowed within temperature as defined in standard, designed in switch cabinet structure
When it is necessary to consider radiating with ventilation design.
Because inside switch cabinet possesses a large amount of electricity pieces, therefore traditional water-cooling structure, existing switch can not possibly be used
Cabinet heat radiation typically uses air-cooled, the heat dissipation design for radiating or connecting air channel and parallel air duct of especially generally being dried using fan, this
A little radiating modes need round-the-clock progress, and power consumption is big and radiating efficiency is low, and cost of getting off year in year out is extremely high；These radiatings
Mode noise is too big, and deteriorates ambient air quality, produce working environment difference the problems such as；In addition, radiate in this way
Once switch cubicle frees firing accident, the intensity of a fire can be caused it is combustion-supporting, make fire spreading speed accelerate, reduce accident treatment reality
Trample, cause extra heavy losses.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of applicating fluid air radiating and has sealing cabin
Fule shut-off valve cabinet.The applicating fluid air radiate and with sealing cabin fule shut-off valve cabinet can effectively realize radiating and
Fire-proof function, and radiation energy consumption is low, good heat dissipation effect, fire resistance property is strong, and also helps the modularization of electrical functional units
Set, be easy to staff's installation, maintenance and dismounting, and can also effectively prevent that false touch occurs in operating personnel's operating process
Electricity, the safe to use of switch cubicle is ensured enough；And there is dustproof and waterproof function, can adapt to various severe working environments.
The technical solution of the utility model is as follows：
A kind of radiating of applicating fluid air and the fule shut-off valve cabinet with sealing cabin, including cabinet and be detachably erected at
Some independent cooling nacelles in cabinet；The cooling nacelle includes base, is located at the arc of evagination retractable on base
Shape cover plate and two baffle plates being fixed on the base at arc cover plate both ends；The arc cover plate is leading with smooth outer surface
Hot body；Base, arc cover plate and baffle plate enclose out space in closed cover；In the cover peace is provided with the base end face in space
The electrical functional units erecting bed of electrical functional units needed for dress；Arcuately cover plate and base on the base in the outside of arc cover plate two
Boundary line be respectively arranged with the inflatable mouth of strip；Tangential direction of the inflatable mouth towards arc cover plate and base intersection；Cover
Multiple connection jaws being electrically connected to each other are correspondingly arranged on base or baffle plate inside and outside interior space.
Wherein, the inflatable mouth is the opening of prolate.
Wherein, air blowing road is provided with the base；Air blowing road both ends are respectively communicated with two inflatable mouths, and in air blowing road left and right
It is symmetrically arranged with two hair-dryers；The air inlet of connection extraneous air is provided among two hair-dryers.
Wherein, the applicating fluid air radiates and the fule shut-off valve cabinet with sealing cabin also includes a controller；Cover
Temperature inductor is provided with base in interior space；The temperature inductor senses space temperature in cover and passes through controller control
Hair-dryer processed is opened and closed, regulation Blower power size.
Wherein, the arc cover plate includes the two panels arc scoreboard that side is respectively hinged at close base both sides；The arc
Shape scoreboard respectively by a fluid pressure drive device or be arranged on pin joint micro-machine drive folding；Two panels arc scoreboard is another
Side can mutually engage above portion in the base；The micro-machine is by the special switch drive start and stop of controller or one.
Wherein, it is additionally provided with automatic fire extinguisher in the base；The automatic fire extinguisher is controlled to cover from controller
Interior space spray fire extinguishing agent.
Wherein, more chutes are vertically arranged with the cabinet；The draw runner coordinated with chute is provided with base；The cunning
The cross section of bar and chute is convex shape.
Wherein, the arc cover plate is transparent material.
Wherein, the cabinet also includes the cabinet door of open-close type；Multiple air vents are provided with the cabinet door；The air vent
On be covered with waterproof ventilated membrane.
Wherein, the applicating fluid air radiates and the fule shut-off valve cabinet with sealing cabin also includes insulating oil filling and taken out
Device；The insulating oil, which fills picking device, includes an oil storage barrel, oil inlet pipe and flowline；Oil inlet pipe is distinguished one end with flowline and connected
Oil storage barrel, the other end connect space in cover；Priming pump is provided with oil inlet pipe；Liquid suction pump is provided with flowline.
The utility model has the advantages that：
1st, a kind of applicating fluid air of the utility model radiates and the fule shut-off valve cabinet with sealing cabin can be effectively real
Show radiating and fire-proof function, and radiation energy consumption is low, good heat dissipation effect, fire resistance property is strong, and also helps electric function list
The modularization of member is set, and is easy to staff's installation, maintenance and dismounting, and can also effectively prevent in operating personnel's operating process
Generation error shock, the safe to use of switch cubicle is ensured enough.
2nd, be provided with can be with for a kind of radiating of applicating fluid air of the utility model and the fule shut-off valve cabinet with sealing cabin
The cooling nacelle that cabinet is detachably connected, integral disassembly, assembly is convenient, can strengthen the modularization distribution of switch cubicle electrical functional units,
Modularization installation, modularization maintenance and dismounting are carried out, is distributed beneficial to the creativeness of electrical functional units.
3rd, a kind of applicating fluid air of the utility model radiates and the fule shut-off valve cabinet with sealing cabin is provided with cooling
Nacelle, it can make switch cubicle that there is good dustproof and waterproof and fire-proof function by sealing, extend making for electrical functional units
With the life-span, various severe working environments are adapted to.
4th, a kind of applicating fluid air of the utility model radiates and the fule shut-off valve cabinet with sealing cabin is provided with arc
Cover plate and inflatable mouth, using Coanda effect, cold air is set to attach the flowing of arc cover plate surface, the heat exchange for improving air utilizes
Rate, the energy consumption needed for radiating is reduced, and heat exchange efficiency can also be effectively improved, noise is low, and wind speed is small, will not be to electrical functional units
Engagement produce disturbance.
5th, a kind of applicating fluid air of the utility model radiates and the fule shut-off valve cabinet with sealing cabin is provided with wiring
Mouthful, in the case of the electrical functional units wiring in cover in space can be facilitated, it is ensured that cool down the sealing of nacelle, and make to connect
Line is extremely convenient and carefully and neatly done specification, is easy to identification of lines and space utilization.
6th, a kind of applicating fluid air of the utility model is radiated and the fule shut-off valve cabinet with sealing cabin is provided with automatically
Extinguishing device, it is possible to achieve automation fire extinguishing, and because cooling nacelle has sealing, fire-fighting efficiency is high, and does not interfere with it
Electrical functional units in his cooling cabin body.
7th, the arc scoreboard of a kind of applicating fluid air radiating of the utility model and the fule shut-off valve cabinet with sealing cabin
Mutually it can open and engage, Stability Analysis of Structures, facilitate operating personnel to observe and operate.
8th, a kind of applicating fluid air of the utility model radiates and the fule shut-off valve cabinet with sealing cabin is provided with temperature
Inductor and controller, the energy can further be saved according to the temperature control air-out size in space in cover, improve energy profit
With rate.
9th, a kind of applicating fluid air of the utility model radiates and the fule shut-off valve cabinet with sealing cabin is provided with insulation
Oil fills picking device, can improve dielectric properties and heat dispersion, moreover it is possible to plays fire prevention, fire extinguishing and arc extinguishing.
10th, the arc cover plate of a kind of applicating fluid air radiating of the utility model and the fule shut-off valve cabinet with sealing cabin
It is made up of transparent material, can facilitating operating personnel's safety, intuitively the electrical functional units in space are arranged and worked in observation cover
Situation.
Brief description of the drawings
Fig. 1 is the cooling cabin of a kind of applicating fluid air radiating of the utility model and the fule shut-off valve cabinet with sealing cabin
Body schematic cross-sectional view；
Fig. 2 is that the outward appearance that a kind of applicating fluid air of the utility model radiates and has the fule shut-off valve cabinet of sealing cabin is shown
It is intended to；
Fig. 3 is the cooling cabin of a kind of applicating fluid air radiating of the utility model and the fule shut-off valve cabinet with sealing cabin
Body opens and insulating oil fills the schematic diagram of picking device.
Reference is expressed as in figure：
1- cabinets, 12- cabinet doors, 13- air vents, 14- waterproof ventilated membranes, 2- cooling nacelle, 21- bases, 211- inflatable mouths,
212- connection jaws, 213- air blowings road, 214- hair-dryers, 215- air inlets, 216- automatic fire extinguishers, 217- draw runners, 22- arcs
Cover plate, 221- arcs scoreboard, 222- micro-machines, 23- baffle plates, 24- cover in space, 3- electrical functional units erecting bed, 4- electricity
Airway dysfunction unit, 5- controllers, 6- temperature inductors, 7- insulating oils filling picking device, 71- oil storage barrels, 72- oil inlet pipes, 73- are fuel-displaced
Pipe, 74- priming pumps, 75- liquid suction pumps.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, a kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin, including cabinet 1
Some independent cooling nacelles 2 being detachably erected in cabinet 1；The cooling nacelle 2 includes base 21, is located at base
The arc cover plate 22 of retractable evagination and two baffle plates 23 being fixed on the base 21 at the both ends of arc cover plate 22 on 21；It is described
Arc cover plate 22 is the heat carrier with smooth outer surface and is transparent material；Base 21, arc cover plate 22 and baffle plate 23 enclose
Go out space 24 in closed cover；Electrical functional units 4 needed for installation are provided with the cover on the end face of base 21 in space 24
Electrical functional units erecting bed 3；Electrical functional units erecting bed 3 can have general installation station, by the electricity of required installation
It is more by being correspondingly arranged on the base 21 or baffle plate 23 inside and outside space in cover 24 after airway dysfunction unit 4 is arranged on erecting bed 3
The connection of electrical functional units 4 and outside line in cooling cabin body 2, the company can be achieved in the individual connection jaws 212 being electrically connected to each other
Connect and facilitate regular and do not influence to cool down the closed type of nacelle 2；Arc cover plate 22 is closed after installation electrical functional units 4, is made
Space 24, which is formed, in cover seals independent space.
Arcuately the boundary line of cover plate 22 and base 21 is respectively arranged with strip on the base 21 in 22 liang of outsides of arc cover plate
The inflatable mouth 211 of shape；Inflatable mouth 211 is the opening of prolate；Inflatable mouth 211 is cut towards arc cover plate 22 and the intersection of base 21
Line direction；Blown by inflatable mouth 211 to the tangential direction of arc cover plate 22, according to Coanda effect, fluid (current or air-flow)
Have and leave original flow direction, be changed to the tendency flowed with the body surface for writing protrusion.When the object table that fluid flows through with it
When mantle friction between face be present, the flow velocity of fluid can slow down.As long as the curvature of body surface is not too big, according to hydrodynamics
In bernoulli principle, the slowing down of flow velocity can cause fluid to be attracted on body surface to flow；Therefore inflatable mouth 211 is blown out
Gas can attach the surface flow of arc cover plate 22, improve the heat exchange utilization rate of air, reduce the energy consumption needed for radiating, and can also have
Effect improves heat exchange efficiency, and noise is low, and wind speed is small, and engagement that will not be to electrical functional units produces disturbance.
Further, it is provided with air blowing road 213 in the base 21；The both ends of air blowing road 213 are respectively communicated with two inflatable mouths
211, two hair-dryers 214 are symmetrically set with air blowing road 213；It is outside empty that connection is provided among two hair-dryers 214
The air inlet 215 of gas；Two hair-dryers 214 respectively blow out air from inflatable mouth 211 simultaneously from ambient inlet air.
Further, the applicating fluid air radiates and the fule shut-off valve cabinet with sealing cabin also includes a controller
5；Temperature inductor 6 is provided with base 21 in cover in space 24；The temperature inductor 6 senses space temperature in cover and led to
Crossing controller 5 controls hair-dryer 214 to be opened and closed, adjust the watt level of hair-dryer 214；It can be gone out according to the temperature control in space in cover
Wind size, the energy is further saved, improve energy utilization rate.
Further, as shown in Figure 1,3, the arc cover plate 22 is respectively hinged at close to the both sides of base 21 including side
Two panels arc scoreboard 221；The arc scoreboard 221 by a fluid pressure drive device or is arranged on the micro-machine of pin joint respectively
222 driving foldings；The opposite side of two panels arc scoreboard 221 can mutually engage above the middle part of base 21；The micro-machine 222 by
The special switch drive start and stop of controller 5 or one；The opening mode Stability Analysis of Structures of two panels arc scoreboard 221, facilitates operating personnel
Observation and operation.
Further, it is additionally provided with automatic fire extinguisher 216 in the base 21；The automatic fire extinguisher 216 is by controlling
Device 5 processed controls the spray fire extinguishing agent of space 24 into cover, after the temperature sensor of temperature inductor 6 exceedes the ignition temperature of setting, control
Device 5 processed controls automatic fire extinguisher 216 to start, and automatic fire extinguisher 216 is using the automatically controlled small-sized Automatic Fire Extinguisher of in the market
Can, the spray fire extinguishing agent of space 24 into cover, extinguishing chemical uses the live-wire fire fighting material such as dry powder or 1211 extinguishing chemicals.
Further, more chutes are vertically arranged with the cabinet 1；The draw runner coordinated with chute is provided with base 21
217；The cross section of the draw runner 217 and chute is convex shape, and cooling nacelle 2 can be quickly square by chute and draw runner 217
Just dismounting.
Further, the cabinet 1 also includes the cabinet door 12 of open-close type；Multiple air vents are provided with the cabinet door 12
13；Waterproof ventilated membrane 14 is covered with the air vent 13.
Further, the applicating fluid air radiates and the fule shut-off valve cabinet with sealing cabin also includes an insulating oil
Fill picking device 7；The insulating oil, which fills picking device 7, includes an oil storage barrel 71, oil inlet pipe 72 and flowline 73；Oil inlet pipe 72 and fuel-displaced
Pipe 73 distinguishes one end connection oil storage barrel 71, and the other end connects space 24 in cover；Priming pump 74 is provided with oil inlet pipe 72；Flowline
Liquid suction pump 75 is provided with 73；If necessary, by into cover space 24 irrigate insulating oil can improve in cover in space 24
Dielectric properties and heat dispersion, moreover it is possible to play arc extinguishing.
Operation principle of the present utility model：
Required electrical functional units 4 are arranged on electrical functional units erecting bed 3, the circuit of electrical functional units 4
The connection jaws 212 being connected in cover on the base 21 or baffle plate 23 in space 24, closure arc cover plate 22；
Nacelle 2 will be cooled down in cabinet 1 by draw runner 217 and chute, outside line is connected in cover outside space 24
Connection jaws 212 on base 21 or baffle plate 23.
When needing preferably to radiate, start the space 24 into cover of priming pump 74 and irrigate insulating oil；Close and fill after the completion of perfusion
Liquid pump 74；When maintenance needs to open arc cover plate 22, the insulating oil in the extractor hood of start liquid suction pump 75 in space 24.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin, it is characterised in that：Including cabinet (1) and
The detachable some independent cooling nacelles (2) being erected in cabinet (1)；The cooling nacelle (2) includes base (21), cover is set
The arc cover plate (22) of retractable evagination and it is fixed on base (21) on the base (21) at arc cover plate (22) both ends
Two baffle plates (23)；The arc cover plate (22) is the heat carrier with smooth outer surface；Base (21), arc cover plate (22) and
Baffle plate (23) encloses out space (24) in closed cover；Installation institute is provided with the cover on base (21) end face of space (24)
Need the electrical functional units erecting bed (3) of electrical functional units (4)；On the base (21) in the outside of arc cover plate (22) two arcuately
The boundary line of cover plate (22) and base (21) is respectively arranged with the inflatable mouth (211) of strip；Inflatable mouth (211) is towards arc-shaped cover
The tangential direction of plate (22) and base (21) intersection；Correspondingly set on base (21) or baffle plate (23) in cover inside and outside space (24)
It is equipped with multiple connection jaws (212) being electrically connected to each other.
2. a kind of applicating fluid air radiating as claimed in claim 1 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：The inflatable mouth (211) is the opening of prolate.
3. a kind of applicating fluid air radiating as claimed in claim 2 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：Air blowing road (213) is provided with the base (21)；Air blowing road (213) both ends are respectively communicated with two inflatable mouths (211),
Two hair-dryers (214) are symmetrically set with air blowing road (213)；It is outside that connection is provided among two hair-dryers (214)
The air inlet (215) of air.
4. a kind of applicating fluid air radiating as claimed in claim 3 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：Also include a controller (5)；Temperature inductor (6) is provided with base (21) in cover in space (24)；The temperature
Inductor (6) senses space (24) temperature in cover and passes through controller (5) control hair-dryer (214) opening and closing and regulation hair-dryer
(214) watt level.
5. a kind of applicating fluid air radiating as claimed in claim 4 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：The arc cover plate (22) includes the two panels arc scoreboard (221) that side is respectively hinged at close base (21) both sides；Institute
State arc scoreboard (221) respectively by a fluid pressure drive device or be arranged on pin joint micro-machine (222) drive folding；Two
Piece arc scoreboard (221) opposite side can mutually engage top in the middle part of base (21)；The micro-machine (222) is by controller
Or a special switch drive start and stop (5).
6. a kind of applicating fluid air radiating as claimed in claim 5 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：Automatic fire extinguisher (216) is additionally provided with the base (21)；The automatic fire extinguisher (216) is by controller (5)
Control space (24) spray fire extinguishing agent into cover.
7. a kind of applicating fluid air radiating as claimed in claim 6 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：More chutes are vertically arranged with the cabinet (1)；The draw runner (217) coordinated with chute is provided with base (21)；Institute
The cross section for stating draw runner (217) and chute is convex shape.
8. a kind of applicating fluid air radiating as claimed in claim 7 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：The arc cover plate (22) is transparent material.
9. a kind of applicating fluid air radiating as claimed in claim 8 and the fule shut-off valve cabinet with sealing cabin, its feature
It is：The cabinet (1) also includes the cabinet door (12) of open-close type；Multiple air vents (13) are provided with the cabinet door (12)；Institute
State and waterproof ventilated membrane (14) is covered with air vent (13).
10. a kind of applicating fluid air as described in claim 1 to 9 any claim radiates and prevented with sealing cabin
Fiery switch cubicle, it is characterised in that：Also include an insulating oil and fill picking device (7)；The insulating oil, which fills picking device (7), includes an oil storage
Bucket (71), oil inlet pipe (72) and flowline (73)；Oil inlet pipe (72) connects oil storage barrel (71) in one end respectively with flowline (73), separately
Space (24) in one end connection cover；Priming pump (74) is provided with oil inlet pipe (72)；Liquid suction is provided with flowline (73)
Pump (75).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373494.7U CN206650301U (en) | 2017-04-11 | 2017-04-11 | A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373494.7U CN206650301U (en) | 2017-04-11 | 2017-04-11 | A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206650301U true CN206650301U (en) | 2017-11-17 |
Family
ID=60276017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720373494.7U Expired - Fee Related CN206650301U (en) | 2017-04-11 | 2017-04-11 | A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206650301U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106803641A (en) * | 2017-04-11 | 2017-06-06 | 洪灵丹 | A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin |
| CN109727796A (en) * | 2018-12-31 | 2019-05-07 | 平高集团有限公司 | A kind of isolated switchgear |
-
2017
- 2017-04-11 CN CN201720373494.7U patent/CN206650301U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106803641A (en) * | 2017-04-11 | 2017-06-06 | 洪灵丹 | A kind of applicating fluid air radiating and the fule shut-off valve cabinet with sealing cabin |
| CN106803641B (en) * | 2017-04-11 | 2018-06-19 | 洪灵丹 | A kind of applicating fluid air heat dissipation and the fule shut-off valve cabinet with sealing cabin |
| CN109727796A (en) * | 2018-12-31 | 2019-05-07 | 平高集团有限公司 | A kind of isolated switchgear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171117 Termination date: 20180411 |