CN207597341U - A kind of modular assembly formula pile foundation wharfs structural system - Google Patents
A kind of modular assembly formula pile foundation wharfs structural system Download PDFInfo
- Publication number
- CN207597341U CN207597341U CN201720668137.3U CN201720668137U CN207597341U CN 207597341 U CN207597341 U CN 207597341U CN 201720668137 U CN201720668137 U CN 201720668137U CN 207597341 U CN207597341 U CN 207597341U
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- China
- Prior art keywords
- pile foundation
- modularization
- modular assembly
- structural system
- wharfs
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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Abstract
The utility model discloses a kind of modular assembly formula pile foundation wharfs structural system, including:Pile foundation（1）, modularization superstructure portion（2）, pile foundation and modularization superstructure portion connecting node（3）；The technical solution considers that by harbour general layout scale be N*L（It is long）*B（It is wide）M is directly divided into N number of superstructure portion（2）, be prefabricated in the factory the N number of superstructure portion of processing first（2）, it is in place by waterway transportation to scene, then whole assembling installation.The utility model discloses a kind of construction methods of modular assembly formula pile foundation wharfs structural system.The utility model can avoid a large amount of extraordinary dangerous construction operation processes waterborne, reduce field personnel's quantity, also shorten the duration, significantly improve construction work efficiency.
Description
Technical field
The utility model is related to port and pier fields, and in particular to a kind of modular assembly formula pile foundation wharfs structural system.
Background technology
High-piled slab ＆ girder wharf is a kind of wharf structure for being primarily suitable for soft soil foundation, and common foundation pile pattern includes
Concrete square pile, concrete tubular pile, steel-pipe pile etc., superstructure are concrete beam and plate, mostly partial precast structure.In recent years
Come, also have part large size pile foundation wharfs be built in that coating is shallower in addition exposed bedrock face on, such as 30 10,000 tons ore code of Baosteel
The large-scale foreign experts engineering such as head engineering, 40 10,000 tons ore terminal engineering of Zhoushan Shu Lang lakes, high-pile beam formula pile foundation
The scope of application of wharf structure is more and more wider.
In the construction of offshore type port and pier, pile foundation wharfs structure is a kind of very common structural shape, and China passes
Uniting pile foundation wharfs upper structure owner will be with the structural system based on cast-in-place crossbeam, prefabricated longeron.Traditional pile foundation dock structure
Work progress is built to generally comprise：1. pile sinking, 2. erection walings, 3. crossbeam end templates and side template, 4. assembling reinforcements, 5.
Concrete beam is poured into a mould, the 6. prefabricated longerons (track girder) of installation, 7. installation prefabricated panels, 8., which complete the cast-in-place knead dough layer of beam in length and breadth, pours
Note.In traditional pile foundation Wharf Construction, component standardization degree, batch production making, construction efficiency, construction period, assembling degree
Deng still needing to be further improved.
Traditional long piled wharf superstructure system is generally largely using cast-in-place concrete, and concrete amount is larger, from heavy burden
Carry larger, and then lower part piling strtucture is not economical enough.In addition, cast-in-place crossbeam cast often further relates to the formwork support arrangement compared with low water level
With removing work operations, effective construction operation time is shorter, and the construction period is longer, and it is relatively low to build work efficiency.It is a large amount of waterborne artificial
Construction operation, the quantity such as field worker, technology, administrative staff are more, and normative operation manages very difficult, site safety, engineering
Quality is more difficult to control.
Utility model content
In view of the shortcomings that above-mentioned existing high stake of tradition (beam and slab type) harbour superstructure system, the purpose of this utility model exists
In providing a kind of modular assembly formula pile foundation wharfs structural system and its construction method, for overcome traditional pile foundation terminal designs with
The shortcomings that construction.
A kind of technical solution of the utility model is as follows：
A kind of modular assembly formula pile foundation wharfs structural system includes:Pile foundation, modularization superstructure portion, pile foundation with
Modularization superstructure portion connecting node；The modularization superstructure portion include case section longitudinal beam, box or I-shaped gooseneck,
Composite faceplate structure portion and berthing member portion；Case section longitudinal beam, box or I-shaped gooseneck and composite faceplate structure portion are linked to be one
Body, berthing member portion is located at wharf apron box or I-shaped gooseneck cantilever part, the two are connected by bolt；The stake
Base and modularization superstructure portion's connecting node by the lower part protrusion that is fixed on case section longitudinal beam directly and pile foundation
Connection, slip casing by pressure portion are set in the cavity at the top of lower part protrusion and pile foundation between plugging plate；The slip casing by pressure portion injection
The pile foundation, modularization superstructure portion, pile foundation and modularization superstructure portion connecting node are connected as a single entity by slurries.
Further, the pile foundation uses straight stake steel-pipe pile, in place convenient for the portion's integral installation of modularization superstructure
Construction.
Further, the modularization superstructure portion is additionally provided with wharf anchors facility, pier mooring facility, technique auxiliary
Facility and safety aid facility；The wharf anchors facility is rubber fender, is connected by bolt with berthing member portion；Institute
Pier mooring facility is stated as cast steel, cast iron bollard or quick releasing hook, is linked as by bolt and box or I-shaped gooseneck
One；The technique auxiliary equipment is rail and its anchoring piece, is connected as a single entity by rail anchoring piece and case section longitudinal beam；It is described
Safety aid facility includes shield wheel bank, rubber ladder.
Further, the modularization superstructure portion is tied by the first modularization superstructure portion and the second modularization top
Structure portion forms.
Further, the wharf anchors facility, pier mooring facility, technique auxiliary equipment and safety aid facility interval
It is set in the modularization superstructure portion, wherein wharf anchors facility, pier mooring facility are located at wharf apron side.
Further, the first modularization superstructure portion and the second modularization superstructure portion are in the pile foundation
It is with the pile foundation and the position relationship above modularization superstructure portion connecting node：Arranged on left and right sides sets first mould
Block superstructure portion, the second modularization superstructure portion of intermediate setting or the first modularization superstructure portion and the second modularization
Superstructure portion interlaced arrangement.
Further, the case section longitudinal beam is convex by box beam side steel plate, transverse stiffener, longitudinal stiffener, lower part
Go out portion's composition.
Further, the technique auxiliary equipment contains swelling agent with the storehouse that lower transverse direction, longitudinal stiffener form every interior filling
Concrete form embedded rail anchoring beam.
Further, the modularization superstructure portion carries out modularized design, module flat using light-weight high-strength material
Scale size mutually should determine that according to over-water construction lifting appliance ability.
Advantageous effect：The construction overall process in the modular assembly formula pile foundation wharfs can avoid a large amount of special types waterborne
Dangerous construction operation process, significantly improves construction efficiency, breaks through traditional High-piled Wharf Construction engineering method limitation, effectively save work completely
Phase reduces the personnel amounts such as field worker, technology, management, reduces human cost.If it is considered that human cost in future also continues to increase
Add, scheme long term advantage also will become apparent from.
The agent structure system of the modular assembly formula high pile pier structure system mainly uses the steel of high-strength light,
Superstructure gravity load is smaller, and then infrastructure piling strtucture is whole also relatively inexpensive.Meanwhile complete straight stake steel pipe pile foundation
Dock structure deformability is preferable, and anti-seismic performance is more superior, especially suitable for macroseism area.
The superstructure of the modular assembly formula high pile pier structure system is all made of batch production and processed, and can be had
Effect ensures Superstructure Construction production quality.In addition, superstructure is installed using live integral module, it is remarkably improved construction work
Effect.
The modular assembly formula high pile pier structure system longeron uses steel box-girder, can preferably adapt to harbour top weight
Type operating procedure equipment load, including container bridge, door machine etc., wheel load is generally 30~80ton, and wheelspan is generally 0.6
~1.2m belongs to heavy load.
Description of the drawings
Vertical views of the Fig. 1 for the utility model, module 2A, 2B combination one；
Vertical views of the Fig. 2 for the utility model, module 2A, 2B combination two；
Fig. 3 be modularization superstructure portion, module 2A；
Fig. 4 be modularization superstructure portion, module 2B；
Fig. 5 is section of quay wall schematic diagram；
Fig. 6 is pile foundation and modularization superstructure portion connecting node figure.
Wherein, section of quay wall schematic diagram, pile foundation and modularization superstructure portion connecting node figure are described as follows：
1st, pile foundation
2nd, modularization superstructure portion
3rd, pile foundation and modularization superstructure portion connecting node
201st, case section longitudinal beam
201a, box beam side steel plate
201b, transverse stiffener
201c, longitudinal stiffener
202nd, box or I-shaped gooseneck
203rd, composite faceplate structure portion
204th, berthing member portion
251st, wharf anchors facility
252nd, pier mooring facility
253rd, technique auxiliary equipment
253a, embedded rail anchoring beam
254th, shield wheel bank
301st, lower part protrusion
301a, lower part projection ends
302nd, plugging plate at the top of pile foundation
303rd, slip casing by pressure portion
Specific embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, thus those skilled in the art can be
The advantages of the utility model is well understood in content disclosed by specification and effect.
For clear expression modular assembly formula pile foundation wharfs structural system and its construction method, embodiment one, two with
For the long 1400m large sizes bulk cargo terminals of water front (5 berths), design vessel type is 100,000 tons of bulk freighters.The pile foundation of attached drawing, berthing,
Mooring facilities type is to assume.
It is first in order to describe the present embodiment modular assembly formula pile foundation wharfs structural system and its construction method in detail
It first needs to explain the structural system, specifically refers to description of the drawings.
Embodiment 1
As described in Fig. 1-6, a kind of modular assembly formula pile foundation wharfs structural system includes：
Pile foundation 1, modularization superstructure portion 2, pile foundation and modularization superstructure portion connecting node 3；
Bulk cargo terminals berth general layout scale is 1400 (length) * 30 (width) m, upper part structural portion 2 is divided into 28, first
It makes and processes in factory, it is in place by waterway transportation to scene, then whole assembling installation, wherein the first modularization superstructure portion
2A, each 14 of the second modularization superstructure portion 2B, each * 30 (width) m of planar dimension 50 (length).
The pile foundation 1 of the modular assembly formula pile foundation wharfs structural system uses straight stake steel-pipe pile, is tied convenient for top
2 integral installation of structure portion is constructed in place.The present embodiment first and second modularization superstructure portion 2A, 2B relate separately to 18 pile bases, altogether
432.
It is hardened that the modularization superstructure portion 2 is equipped with case section longitudinal beam 201, box or I-shaped gooseneck 202, composite surface
Structure portion 203 and berthing member portion 204；Modularization superstructure portion 2 passes through case section longitudinal beam 201, box or I-shaped gooseneck 202
It is connected with composite faceplate structure portion 203, berthing member portion 204 is located at wharf apron box or I-shaped gooseneck 202 overhangs
Position is connected by bolt with it.
The pile foundation and modularization superstructure portion connecting node 3 are protruded by the lower part for being fixed on case section longitudinal beam 201
Portion 301 is directly connect with pile foundation 1, and slip casing by pressure portion 303 is set on the lower part protrusion 301 and pile foundation of case section longitudinal beam 201
In cavity between top plugging plate 302, the slurries requirement generally used for high-strength cement slurry or other macromolecule polymeric materials,
It is properly added swelling agent, technological requirement slip casing by pressure in two times, it can be ensured that node connection is reliable.The height in slip casing by pressure portion 303
H1 is more than the height h2 of lower part protrusion 301, and the width D in slip casing by pressure portion 303 is more than the width d of lower part protrusion 301.
The modularization superstructure portion 2 is additionally provided with the facilities such as wharf anchors, mooring, technique auxiliary and safety auxiliary.Code
Head rest pool facility 251 is generally rubber fender, is connected by bolt with berthing member portion 204.Pier mooring facility 252
Generally cast steel, cast iron bollard or quick releasing hook etc., are connected as a single entity by bolt and box or I-shaped gooseneck 202.Work
Skill auxiliary equipment 253 is generally rail and its anchoring piece, is connected as a single entity by rail anchoring piece and case section longitudinal beam 201.Safety
Auxiliary equipment relates generally to shield wheel bank 254, rubber ladder.
Case section longitudinal beam 201 be equipped with box beam side steel plate 201a, transverse stiffener 201b, longitudinal stiffener 201c, under
Portion's protrusion 301.Wherein, projection ends 301a in lower part is connected with lower part protrusion 301.
When laying process auxiliary equipment 253, to ensure the jumboes such as harbour face container bridge, gantry crane
Normal even running, need to be in the storehouse that the transverse direction of case section longitudinal beam 201, longitudinal stiffener 201b, 201c are formed every interior, and setting is embedded
Rail anchors beam 253a, fills the concrete containing swelling agent so that the connection of track anchoring piece is firm.
Since above-mentioned modularization superstructure portion 2 is using modularized design, module flat scale is larger, and individual module relates to
And the area of plane is 1500 square metres, using high-strength light steel construction, about 2250~3000 tons of dead weight, therefore, construction is hung
The lifting appliance elevating capacity waterborne that reload request uses is about 4500~6000 tons.The equipment of domestic corresponding elevating capacity waterborne is
Through relatively conventional.
The present embodiment according to wharf anchors facility 251, the security admission spacing of pier mooring facility 252 and arrangement,
Modularization superstructure portion 2 is divided into 2 kinds of models 2A, 2B, other structures construction is completely the same.Then according to wharf anchors facility
251st, the arrangement requirement of pier mooring facility 252, gives 2 kinds of rational combinations.
The construction method of the structural system of modular assembly formula pile foundation wharfs described in embodiment 1：
A. the structure steel fabrication processing in modularization superstructure portion 2 is completed in prefabricated processing factory.Meanwhile piling is dispatched in time
Ship carries out piling construction to engineering site.
B. it treats that pile driving barge reaches engineering site, carries out Pile Foundation of Wharf part piling construction, and monitor piling deviation in time, and
The live piling foundation plan in modularization superstructure portion 2 is formed, and is timely feedbacked to the prefabricated processing department in modularization superstructure portion 2
Door；When necessary, it is considered as setting up pile foundation waling, it is ensured that pile foundation deviation is stablized.
C. according to the piling deviation situation of scene feedback, complete modularization superstructure portion 2 lower part protrusion 301, under
Portion projection ends 301a's is welded and fixed, and then transports in the modularization superstructure portion 2 that making machines through water route in batches
Transport to scene.
D. while working procedure a~c is unfolded, suitable time point is selected, dispatches have corresponding crane capacity in time
Device by ship to engineering site, treat that modularization superstructure portion 2 is transported to scene and carry out that work in place is installed.
E. it waits that the device by ship for having corresponding crane capacity reaches scene, carries out the peace in modularization superstructure portion 2 in time
Work is filled, and carries out pile foundation and 3 mortar depositing construction of modularization superstructure portion connecting node in time, pier body structure is completed and applies
Work.
F. the construction workings such as installation and the laying of harbour affiliated facility and rail etc. are carried out, and carry out complete machine disembarkation in time
And its debugging efforts, complete Wharf Construction.
This construction is related to dispatching pile driving barge 1, modularization superstructure portion transport ship 1, and elevating capacity is about
4500~6000 tons of lifting appliance barges waterborne only 1, structure steel fabrication processing factory is located at transportation by land and water facility, and is equipped with phase
Answer crane capacity.Meanwhile the practical pile sinking in scene allows certain pile foundation deviation, pile foundation deviation license limit value is (D-d)/2.
According to previous experiences, the long 1400m bulk cargo terminals of embodiment one, two water fronts use traditional pile foundation Wharf Structural Scheme,
The construction period is about 2.5~3.0 years.And the long 1400m bulk cargo terminals of embodiment one, two water fronts use assembled pile foundation wharfs
Structural system and its construction method can be arranged in 1.0~1.5 years.The overall progress plan arrangement of embodiment construction period considers
Superstructure factory has carried out flowing water between making the processes such as processing, live pile sinking, the transport of superstructure portion, live integral installation
Job-shop, construction period are obviously shortened, and construction efficiency can be significantly improved.
Embodiment scene operation at sea process greatly reduces, convenient for operation at sea standardized administration, convenient for site safety and work
Journey quality control.Operation at sea personnel amount also can obviously reduce, and including worker, technology, administrative staff, human cost significantly drops
It is low.If it is considered that human cost at a specified future date will sharply increase, the present embodiment future advantage also will become apparent from.
The process c requirements of the construction method of embodiment are tied according to the piling deviation situation determining module top of scene feedback
The lower part protrusion (301) of structure, the making Working position of lower part projection ends (301a), convenient for superstructure integral installation
In place.
Claims (8)
1. a kind of modular assembly formula pile foundation wharfs structural system, including:Pile foundation（1）, modularization superstructure portion（2）、
Pile foundation and modularization superstructure portion connecting node（3）；It is characterized in that：
The modularization superstructure portion（2）Including case section longitudinal beam（201）, box or I-shaped gooseneck（202）, composite panel
Structural portion（203）With berthing member portion（204）；Case section longitudinal beam（201）, box or I-shaped gooseneck（202）And composite panel
Structural portion（203）It is connected, berthing member portion（204）Positioned at wharf apron box or I-shaped gooseneck（202）Cantilever part,
The two is connected by bolt,
The pile foundation and modularization superstructure portion connecting node（3）By being fixed on case section longitudinal beam（201）On lower part it is convex
Go out portion（301）Directly and pile foundation（1）Connection, slip casing by pressure portion（303）Set on lower part protrusion（301）With being sealed at the top of pile foundation
Closure plate（302）Between cavity in；The slip casing by pressure portion（303）Slurries are injected, by the pile foundation（1）, in modularization
Portion's structural portion（2）, pile foundation and modularization superstructure portion connecting node（3）It is connected as a single entity.
2. modular assembly formula pile foundation wharfs structural system as described in claim 1, it is characterised in that：The modular assembly
The pile foundation of formula pile foundation wharfs structural system（1）Using straight stake steel-pipe pile, convenient for modularization superstructure portion（2）Integral installation
Construction in place.
3. modular assembly formula pile foundation wharfs structural system as described in claim 1, it is characterised in that：The modularization top
Structural portion（2）It is additionally provided with wharf anchors, mooring, technique auxiliary and safety aid facility；Wharf anchors facility（251）It is protected for rubber
The side of a ship passes through bolt and berthing member portion（204）It is connected；Pier mooring facility（252）For cast steel, cast iron bollard or
Quick releasing hook passes through bolt and box or I-shaped gooseneck（202）It is connected as a single entity；Technique auxiliary equipment（253）For rail and
Its anchoring piece passes through rail anchoring piece and case section longitudinal beam（201）It is connected as a single entity；Safety aid facility includes shield wheel bank（254）、
Rubber ladder.
4. modular assembly formula pile foundation wharfs structural system as described in claim 1, it is characterised in that：The modularization top
Structural portion（2）It is made of the first modularization superstructure portion (2A) and the second modularization superstructure portion (2B).
5. modular assembly formula pile foundation wharfs structural system as claimed in claim 3, it is characterised in that：The wharf anchors are set
It applies（251）, pier mooring facility（252）, technique auxiliary equipment（253）The modularization is arranged at intervals at safety aid facility
Superstructure portion（2）On, wherein wharf anchors facility（251）, pier mooring facility（252）Positioned at wharf apron side.
6. modular assembly formula pile foundation wharfs structural system as claimed in claim 4, it is characterised in that：First modularization
Superstructure portion (2A) and the second modularization superstructure portion (2B) are in the pile foundation（1）In the pile foundation and modularization
Portion's structural portion connecting node（3）The position relationship of top is：Arranged on left and right sides sets the first modularization superstructure portion
In (2A), the second modularization superstructure portion (2B) of intermediate setting or the first modularization superstructure portion (2A) and the second modularization
Portion's structural portion (2B) interlaced arrangement.
7. the modular assembly formula pile foundation wharfs structural system as described in claim 1 or 3, it is characterised in that：The box steel
Longeron（201）By box beam side steel plate（201a）, transverse stiffener（201b）, longitudinal stiffener（201c）, lower part protrusion
（301）Composition.
8. modular assembly formula pile foundation wharfs structural system as claimed in claim 3, it is characterised in that：Technique auxiliary equipment
（253）With lower transverse direction, longitudinal stiffener（201b、201c）The storehouse of composition forms embedded steel every interior concrete of the filling containing swelling agent
Rail anchors beam（253a）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720668137.3U CN207597341U (en) | 2017-06-09 | 2017-06-09 | A kind of modular assembly formula pile foundation wharfs structural system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720668137.3U CN207597341U (en) | 2017-06-09 | 2017-06-09 | A kind of modular assembly formula pile foundation wharfs structural system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207597341U true CN207597341U (en) | 2018-07-10 |
Family
ID=62753011
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720668137.3U Expired - Fee Related CN207597341U (en) | 2017-06-09 | 2017-06-09 | A kind of modular assembly formula pile foundation wharfs structural system |
Country Status (1)
| Country | Link |
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| CN (1) | CN207597341U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107034842A (en) * | 2017-06-09 | 2017-08-11 | 中交第三航务工程勘察设计院有限公司 | A kind of modular assembly formula pile foundation wharfs structural system and its construction method |
| CN115897479A (en) * | 2022-10-31 | 2023-04-04 | 中交第三航务工程局有限公司江苏分公司 | Novel assembled wharf revetment structure based on cylinder foundation and construction method |
-
2017
- 2017-06-09 CN CN201720668137.3U patent/CN207597341U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107034842A (en) * | 2017-06-09 | 2017-08-11 | 中交第三航务工程勘察设计院有限公司 | A kind of modular assembly formula pile foundation wharfs structural system and its construction method |
| CN115897479A (en) * | 2022-10-31 | 2023-04-04 | 中交第三航务工程局有限公司江苏分公司 | Novel assembled wharf revetment structure based on cylinder foundation and construction method |
| CN115897479B (en) * | 2022-10-31 | 2023-10-27 | 中交第三航务工程局有限公司江苏分公司 | Novel assembled wharf revetment structure based on barrel type foundation and construction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 831 zhaojiaman Road, Xuhui District, Shanghai Patentee after: CCCC Third Harbor Consultants Co., Ltd. Address before: 200032 831 Zhaojia Bang Road, Xuhui District, Shanghai Patentee before: CCCC Third Harbor Consultants Co., Ltd. |
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| 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: 20180710 Termination date: 20210609 |