CN106374590A - Overhead charging pile - Google Patents
Overhead charging pile Download PDFInfo
- Publication number
- CN106374590A CN106374590A CN201611044852.6A CN201611044852A CN106374590A CN 106374590 A CN106374590 A CN 106374590A CN 201611044852 A CN201611044852 A CN 201611044852A CN 106374590 A CN106374590 A CN 106374590A
- Authority
- CN
- China
- Prior art keywords
- charging pile
- cable
- charging
- overhead
- switch board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/65—Monitoring or controlling charging stations involving identification of vehicles or their battery types
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an overhead charging pile, and relates to the technical field of electromobile charging. The overhead charging pile comprises a control cabinet, charging cables and charging plugs; and the charging pile is characterized in that the control cabinet is arranged on a support, the support is arranged on a column, a crossbeam is also arranged on the column, the crossbeam is provided with cantilevers, each cantilever is provided with a cable take-up and pay-off device and a sensor, the charging cable is hung on the corresponding cable take-up and pay-off device, and one end of the charging cable is provided with the charging plug. The charging pile is changed from a traditional floor type into an overhead type, a cement pedestal and installation space occupied by a traditional floor type charging pile are omitted and reduced respectively, the amount of vehicles charged in unit time is increased, and the efficiency is improved.
Description
Technical field
The present invention relates to charging electric vehicle technical field, particularly to a kind of overhead charging pile.
Background technology
Anxiety with petroleum resources and the development of battery technology, the energy-conservation of new generation with electric automobile as representative and environmental protection
Automobile becomes the inexorable trend of automobile industry development, the development of electric automobile, mesh increasing to the demand of public charging device
Front electric automobile charging pile mainly has console model and wall-hanging, and vehicle charging station adopts console model, current console model mostly
Charging pile is primarily present following problem:
1st, in order to realize the function of waterproof, anticollision, console model charging pile needs to arrange one and exceeds the mixed of certain size than ground
Solidifying soil base, therefore occupies a big chunk space;
2nd, due to limited in space, a charging pile is typically only capable to 1-2 platform automobile is charged simultaneously, have impact on charging
The service efficiency of stake;
3rd, due to adopting console model, the louvre on charging pile switch board typically all can only be installed along the side of switch board, control
Air in cabinet processed can only form convection current along cabinet wall, and the heater members therefore leading to switch board middle position can not be fully scattered
Heat, affects its service life;
4th, because console model charging pile installation site ratio is relatively low, easily destroyed by lawless person.
Content of the invention
For solving above-mentioned technical problem, the present invention provides a kind of overhead charging pile.
The technical scheme that the present invention solves above-mentioned technical problem is:
A kind of overhead charging pile, including switch board, charging cable, charging plug it is characterised in that: described switch board is arranged on
On frame, described support is arranged on above column, and the top of described column is additionally provided with crossbeam, and described crossbeam is provided with cantilever,
Cable reel installation and sensor are provided with described cantilever, suspention on described cable reel installation has charging cable, charge electricity
One end of cable is provided with charging plug.
Preferably, described column is made using hollow metal pipe, and described uprights vertical is installed on the ground.
Preferably, described support installation site is 2 ~ 2.5 meters apart from ground level.
Preferably, all using mesh plate, the heater members in described switch board are sent out for described switch board upper cover plate and lower cover
Cross-ventilation can be formed by the mesh between upper cover plate and lower cover when hot;It is provided with the dress that keeps off the rain above described switch board
Put.
Further, described rain-baffling device becomes the tank that a section is " v " font, described bottom of gullet by four pieces of plate welds
It is provided with through hole, described through hole is connected with copper pipe one end, the described copper pipe other end passes through described switch board upper cover plate and lower cover,
For to the radiating of switch board internal components.
Preferably, described crossbeam is made using hollow metal material, and the cavity within crossbeam is used for placing cable and signal
Line.
Preferably, described cantilever is made up of " h " type groove steel, for hanging described cable reel installation and sensor.
Preferably, described cable reel installation includes motor and wire spool, for charging cable described in folding and unfolding.
Preferably, described sensor adopts visual identity sensor, and described visual identity sensor includes: central authorities control single
Unit, photographic head, man-machine interaction unit, output unit, data base;
Described central control unit first interface is connected with photographic head, described central control unit second interface and man-machine interaction list
Unit connects, and described central control unit the 3rd interface is connected with output unit, described central control unit the 4th interface and data
Storehouse connects;
Described photographic head is used for sampling automobile information and communicating information to described central control unit;
Described man-machine interaction unit is touch screen, for display system information and receive user instruction;
Described output unit includes drive circuit, for driving described cable reel installation;
Described data base is used for storing car data information;
Described central control unit is mainly made up of dsp chip, for processing the next information of described photographic head transmission and storing
Described data base, controls described output unit and described man-machine interaction unit simultaneously.
Preferably, described charging cable adopts copper material to weave flexible cable.
The method have the advantages that
1st, charging pile switch board becomes overhead type from traditional console model, not only greatlys save the cement that traditional console model takies
Base and installing space are thus the quantity that improve charging vehicle simultaneously in the unit interval improves efficiency;
2nd, the prevention waterlogging performance of charging pile and the ability preventing lawless person's malicious sabotage are effectively increased;
3rd, switch board top and bottom are made using mesh plate, substantially increase the heat dispersion of switch board thus reducing power
First device causes the risk of fault because of heating, and has delayed its aging speed, increased service life of equipment moreover it is possible to prevent mouse
Pierce Deng toy and cause broken wire or short circuit problem;
4th, cable reel installation adopts sensor to control, and can automatically carry out vehicle identification and carry out the lifting control of charging cable
System, has been effectively ensured safety and the high efficiency of Rechargeable vehicle.
5th, support is made using angle steel and not only be ensure that mechanical strength but also alleviate weight support frame.
Brief description
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is that the visual identity sensing system of the embodiment of the present invention constitutes schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawings the embodiment of the present invention is made to explain in detail further:
As shown in figure 1, a kind of overhead charging pile, including switch board 3, charging cable 8, charging plug 9 it is characterised in that: control
Cabinet 3 is arranged on support 2, and support 2 is arranged on above column 1, and the top of column 1 is additionally provided with crossbeam 4, and crossbeam 4 is provided with
Cantilever 5, cantilever 5 is provided with cable reel installation 6 and sensor 7, and suspention on cable reel installation 6 has charging cable 8, charges
One end of cable 8 is provided with charging plug 9.
Wherein, column 1 is made using hollow metal pipe, and column 1 right angle setting is on the ground;Support 2 adopts angle steel to weld
Connect and form, its installation site is 2 ~ 2.5 meters apart from ground level;Switch board 3 upper cover plate and lower cover, all using mesh plate, control
Heater members adstante febre in cabinet 3 can form cross-ventilation by the mesh between upper cover plate and lower cover, is conducive to improving
The radiating efficiency of heater members;It is provided with rain-baffling device 31, rain-baffling device 31 becomes one to cut by four pieces of plate welds above switch board 3
Face is the tank of " v " font, and bottom of gullet is provided with through hole, and through hole is connected with copper pipe one end, and the copper pipe other end passes through switch board 3
Upper cover plate and lower cover, for the radiating of switch board 3 internal components, rain-baffling device 31 makes section can not only for " v " font
Prevent rainwater from entering inside switch board 3 by mesh plate, also do not affect the heat loss through convection effect of switch board 3 moreover it is possible to collect rainwater
Radiated to the heater members in switch board 3, killing three birds with one stone.Crossbeam 4 is made using hollow metal material, within crossbeam 4
Cavity is used for placing cable and holding wire.Cantilever 5 is made up of " h " type groove steel, for suspended cables draw off gear 6 and sensor 7.
Cable reel installation 6 includes motor and wire spool, for folding and unfolding charging cable 8.Sensor 7 adopts visual identity sensor,
As shown in Fig. 2 visual identity sensor includes: central control unit 71, photographic head 72, man-machine interaction unit 73, output unit
74th, data base 75;Central control unit 71 first interface is connected with photographic head 72, central control unit 71 second interface with man-machine
Interactive unit 73 connects, and central control unit 71 the 3rd interface is connected with output unit 74, central control unit 71 the 4th interface
It is connected with data base 75;Photographic head 72 is used for sampling automobile information and communicating information to central control unit 71;Man-machine interaction
Unit 73 is touch screen, for display system information and receive user instruction;Output unit 74 includes drive circuit, for driving
Dynamic cable reel installation 6;Data base 75 is used for storing car data information;Central control unit 71 is mainly made up of dsp chip,
For processing the next information of photographic head 72 transmission and storing data base 75, control output unit 74 and man-machine interaction list simultaneously
Unit 73.Charging cable 8 adopts copper material to weave flexible cable.
Visual identity sensor can store the overall dimensions of existing electric automobile, charge parameter, charge power and fill
Power mode.It would be desirable to the automobile charging reaches below sensor 7 during use, when sensor has detected car, system is divided automatically
Analyse the model of this car, and the suitable charge power of data Auto-matching according to storage and charge mode (filling soon or trickle charge),
Control cable reel installation 6 slowly to put down charging cable 8 to charge in order to automobile, after automobile is fully charged, cable is received simultaneously
Put device 6 to withdraw charging cable 8 to prevent from colliding passing automobile and pedestrian again.
The method have the advantages that
1st, charging pile switch board becomes overhead type from traditional console model, not only greatlys save the cement that traditional console model takies
Base and installing space are thus the quantity that improve charging vehicle simultaneously in the unit interval improves efficiency
2nd, the prevention waterlogging performance of charging pile and the ability preventing lawless person's malicious sabotage are effectively increased;
3rd, switch board top and bottom are made using mesh plate, substantially increase the heat dispersion of switch board thus reducing power
First device causes the risk of fault because of heating, and has delayed its aging speed, increased service life of equipment moreover it is possible to prevent mouse
Pierce Deng toy and cause broken wire or short circuit problem;
4th, cable reel installation adopts sensor to control, and can automatically carry out vehicle identification and carry out the lifting control of charging cable
System, has been effectively ensured safety and the high efficiency of Rechargeable vehicle;
5th, support is made using angle steel and not only be ensure that mechanical strength but also alleviate weight support frame.
Claims (10)
1. a kind of overhead charging pile, including switch board (3), charging cable (8), charging plug (9) it is characterised in that: described control
Cabinet (3) processed is arranged on support (2), and described support (2) is arranged on above column (1), and the top of described column (1) is additionally provided with
Crossbeam (4), described crossbeam (4) is provided with cantilever (5), described cantilever (5) is provided with cable reel installation (6) and sensor
(7), the upper suspention of described cable reel installation (6) has charging cable (8), and one end of charging cable (8) is provided with charging plug
(9).
2. overhead charging pile according to claim 1 it is characterised in that: described column (1) adopt hollow metal pipe system
Become, described column (1) right angle setting is on the ground.
3. overhead charging pile according to claim 1 it is characterised in that: described support (2) installation site is high apart from ground
Spend for 2 ~ 2.5 meters.
4. overhead charging pile according to claim 1 it is characterised in that: described switch board (3) upper cover plate and lower cover are equal
Using mesh plate, the heater members adstante febre in described switch board (3) can be by the mesh shape between upper cover plate and lower cover
Become cross-ventilation;It is provided with rain-baffling device (31) above described switch board (3).
5. overhead charging pile according to claim 4 it is characterised in that: described rain-baffling device (31) is become by four pieces of plate welds
One section is the tank of " v " font, and described bottom of gullet is provided with through hole, and described through hole is connected with copper pipe one end, described copper
The pipe other end passes through described switch board (3) upper cover plate and lower cover, for the radiating of switch board internal components.
6. overhead charging pile according to claim 1 it is characterised in that: described crossbeam (4) adopt hollow metal material system
Become, the internal cavity of crossbeam (4) is used for placing cable and holding wire.
7. overhead charging pile according to claim 1 it is characterised in that: described cantilever (5) is made up of " h " type groove steel, use
In the described cable reel installation of suspension (6) and sensor (7).
8. overhead charging pile according to claim 1 it is characterised in that: described cable reel installation (6) includes motor
And wire spool, for charging cable described in folding and unfolding (8).
9. the overhead charging pile according to claim 1 or 7 it is characterised in that: described sensor (7) adopt visual identity pass
Sensor, described visual identity sensor includes: central control unit (71), photographic head (72), man-machine interaction unit (73), output
Unit (74), data base (75);
Described central control unit (71) first interface is connected with photographic head (72), described central control unit (71) second interface
Be connected with man-machine interaction unit (73), described central control unit (71) the 3rd interface is connected with output unit (74), described in
Centre control unit (71) the 4th interface is connected with data base (75);
Described photographic head (72) is used for sampling automobile information and communicating information to described central control unit (71);
Described man-machine interaction unit (73) is touch screen, for display system information and receive user instruction;
Described output unit (74) includes drive circuit, for driving described cable reel installation (6);
Described data base (75) is used for storing car data information;
Described central control unit (71) is mainly made up of dsp chip, for processing the information that described photographic head (72) transmission comes
And store described data base (75), control described output unit (74) and described man-machine interaction unit (73) simultaneously.
10. overhead charging pile according to claim 1 it is characterised in that: described charging cable (8) adopt copper material weave
Flexible cable.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611044852.6A CN106374590B (en) | 2016-11-24 | 2016-11-24 | Overhead charging pile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611044852.6A CN106374590B (en) | 2016-11-24 | 2016-11-24 | Overhead charging pile |
Publications (2)
Publication Number | Publication Date |
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CN106374590A true CN106374590A (en) | 2017-02-01 |
CN106374590B CN106374590B (en) | 2019-08-16 |
Family
ID=57892177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611044852.6A Expired - Fee Related CN106374590B (en) | 2016-11-24 | 2016-11-24 | Overhead charging pile |
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CN (1) | CN106374590B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107054149A (en) * | 2017-05-22 | 2017-08-18 | 深圳市安思科电子科技有限公司 | A kind of charging pile based on Internet of Things |
CN107128197A (en) * | 2017-05-22 | 2017-09-05 | 深圳市安思科电子科技有限公司 | A kind of easily stored charging pile |
CN109177782A (en) * | 2018-10-08 | 2019-01-11 | 淮海机电科技股份有限公司 | A kind of novel electric tricycle charging pile |
CN112744105A (en) * | 2019-10-30 | 2021-05-04 | 宁波三星智能电气有限公司 | Charging pile and charging regulation and control method |
US11975625B2 (en) | 2019-09-03 | 2024-05-07 | Nodum Industries Ltd. | Cable support |
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US20120048983A1 (en) * | 2009-09-25 | 2012-03-01 | Bianco James S | Overhead power cable management system |
CN203932943U (en) * | 2014-03-31 | 2014-11-05 | 深圳市浪尖设计有限公司 | Laterally automatically reel line structure and charging pile |
CN204651726U (en) * | 2015-05-26 | 2015-09-16 | 宏飞集团有限公司 | A kind of outdoor garden high-low voltage electric power distribution cabinet |
CN206254818U (en) * | 2016-11-24 | 2017-06-16 | 河北郎尊电力科技有限公司 | A kind of charging pile |
-
2016
- 2016-11-24 CN CN201611044852.6A patent/CN106374590B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US20120048983A1 (en) * | 2009-09-25 | 2012-03-01 | Bianco James S | Overhead power cable management system |
CN203932943U (en) * | 2014-03-31 | 2014-11-05 | 深圳市浪尖设计有限公司 | Laterally automatically reel line structure and charging pile |
CN204651726U (en) * | 2015-05-26 | 2015-09-16 | 宏飞集团有限公司 | A kind of outdoor garden high-low voltage electric power distribution cabinet |
CN206254818U (en) * | 2016-11-24 | 2017-06-16 | 河北郎尊电力科技有限公司 | A kind of charging pile |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107054149A (en) * | 2017-05-22 | 2017-08-18 | 深圳市安思科电子科技有限公司 | A kind of charging pile based on Internet of Things |
CN107128197A (en) * | 2017-05-22 | 2017-09-05 | 深圳市安思科电子科技有限公司 | A kind of easily stored charging pile |
CN109177782A (en) * | 2018-10-08 | 2019-01-11 | 淮海机电科技股份有限公司 | A kind of novel electric tricycle charging pile |
US11975625B2 (en) | 2019-09-03 | 2024-05-07 | Nodum Industries Ltd. | Cable support |
CN112744105A (en) * | 2019-10-30 | 2021-05-04 | 宁波三星智能电气有限公司 | Charging pile and charging regulation and control method |
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Publication number | Publication date |
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CN106374590B (en) | 2019-08-16 |
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Granted publication date: 20190816 Termination date: 20211124 |