CN208168978U - High-power V-shaped multi-cylinder diesel engine system - Google Patents
High-power V-shaped multi-cylinder diesel engine system Download PDFInfo
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- CN208168978U CN208168978U CN201820214670.7U CN201820214670U CN208168978U CN 208168978 U CN208168978 U CN 208168978U CN 201820214670 U CN201820214670 U CN 201820214670U CN 208168978 U CN208168978 U CN 208168978U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The utility model discloses a kind of high-power V-shaped multi-cylinder diesel engine systems, including V-cylinder block and multiple monomer cylinder head；Gas handling system comprising four turbocharger and an intercooler；Lubricating system comprising oil cooler；And cooling system, it includes high temperature water-flow circuit and low temperature water-flow circuit, low temperature water-flow circuit is used to cooling machine oil cooler and intercooler, and high temperature water-flow circuit includes front-seat radiator and high-temperature water pump, and high temperature water-flow circuit is used to cool down V-cylinder block and multiple monomer cylinder head.The body is compact, power is high, torque is big.
Description
Technical field
The utility model relates to engine art, in particular to a kind of high-power V-shaped multi-cylinder diesel engine system.
Background technique
Large-power High-Speed diesel engine is generally used for generator station, petrochemical industry, high speed light crafts and naval vessels etc..Substantially
For four-stroke machine, since Large-power High-Speed diesel engine requires have very high single-machine capacity, intense loading degree requires more general
Diesel engine is high, and for external advanced high-speed diesel engine, mean effective pressure is up to 3MPa, and highest detonation pressure is up to
20MPa.The characteristics of high power, large torque are required due to Large-power High-Speed diesel engine, to several important critical systems
It is required that it is relatively high, such as cylinder assembly system, dynamical system, diesel systems, cooling system, lubricating system etc..
The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Utility model content
The purpose of this utility model is to provide a kind of high-power V-shaped multi-cylinder diesel engine system, body is compact, power is high,
Torque is big.
To achieve the above object, the utility model provides a kind of high-power V-shaped multi-cylinder diesel engine system, including：V-arrangement gas
Cylinder body is disposed with two column cylinder-bores of multiple V-shaped arrangements on the V-cylinder block, and the angle between the two column cylinder-bore is 90
Degree；Multiple monomer cylinder head respectively correspond the cylinder oral area position for being mounted on two column cylinder-bores；Gas handling system comprising four whirlpools
Booster and an intercooler are taken turns, intercooler is fixed on the rear end top position of V-cylinder block, the setting of every two turbocharger
At one group, two groups of turbocharger are respectively above the rear end that the orientation of two column cylinder-bores is arranged in two list body cylinder head
The turbine of position, every group of turbocharger is oppositely arranged and two whirlpool final vacuum manifold combinate forms are at an exhaust vent, often
It is connected with lateral air cleaner on the compressor of group turbocharger, the compressor of each turbocharger passes through gas respectively
Pipe connected with intercooler, the two sides of the bottom of intercooler are respectively equipped with air outlet slit, be connected separately on two air outlet slits into
Tracheae, air inlet pipe are formed by connecting by five section single tubes, integrally formed with air inlet tube on every section single tube；Lubricating system comprising
Oil sump, two pre- oil feed pumps, two lubricating oil pump, oil filter and oil cooler, oil sump are located at the bottom of V-cylinder block
Portion, two pre- oil feed pumps are located at the front side of oil sump, and two lubricating oil pump are located at the lower section of the front end crank pulley of V-cylinder block
Two side positions, oil cooler are located at the upper left side position of the front end of V-cylinder block, and oil filter is located at V-cylinder block
The upper right side position of front end, it is cooling that machine oil in oil sump by two pre- oil feed pumps and two lubricating oil pump inputs machine oil simultaneously
Device, oil cooler and oil filter are connected by oil pipe, the oil outlet of oil filter and the main oil conduit of V-cylinder block
Connection；And cooling system comprising high temperature water-flow circuit and low temperature water-flow circuit, low temperature water-flow circuit include heel row
Radiator and low temperature water pump, low temperature water-flow circuit are used to cooling machine oil cooler and intercooler, and high temperature water-flow circuit includes
Front-seat radiator and high-temperature water pump, high temperature water-flow circuit are used to cool down V-cylinder block and multiple monomer cylinder head.
Preferably, the piston with the combustion chamber W is provided in two column cylinder-bores of V-cylinder block, internal piston has interior
The circumferential wall of oil cooling passage, piston is equipped with four annular grooves.
Preferably, the top two sides of the front end crank pulley of V-cylinder block are arranged in high-temperature water pump and low temperature water pump, bent
Shaft pulley respectively drives low temperature water pump and high-temperature water pump, flows through the coolant liquid of V-cylinder block and multiple monomer cylinder head through going out
Supply mains enters front-seat radiator, and thermostat is connected between outfall sewer and front-seat radiator, and thermostat setting is cold in machine oil
But on the V-cylinder block on rear side of device.
Preferably, intercooler is rectangle shell, and the inside of rectangle shell has air circulation cavity, air stream cavity
Cooling liquid flowing channel is equipped in rectangle shell around body, low temperature water-flow circuit and the intracorporal cooling liquid flowing channel of rectangle shell connect
It is logical.
Preferably, oil filter includes pedestal and multiple filter cylinders for being arranged on the pedestal, and multiple filter cylinders are horizontally disposed.
Preferably, the stroke Yu cylinder diameter ratio of high-power V-shaped multi-cylinder diesel engine system are 1.05-1.23.
Preferably, the adjacent cylinder center of high-power V-shaped multi-cylinder diesel engine system away from cylinder diameter ratio be 1.25-1.4.
Preferably, high-power V-shaped multi-cylinder diesel engine system cylinder number is 12,16 or 20.
Compared with prior art, the utility model has the advantages that：By the way that V-cylinder block, multiple monomers is arranged
Cylinder head, four boosters and an intercooler, compressed air further increase its density through supercooling, are conducive to improve
The power of engine improves performance, and cooling system is cooled separately using high-low-temperature, and such high temperature and low-temperature components classification are cold
But, intake air temperature and oil temperature can be reduced, while reducing heat-energy losses, engine is more fuel-efficient, meets Large-power High-Speed diesel oil
The requirement of machine high power, large torque, body is more compact, and intensity is big.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the V-cylinder block of high-power V-shaped multi-cylinder diesel engine system according to the present utility model；
Fig. 2 is that monomer cylinder is arranged on the V-cylinder block of high-power V-shaped multi-cylinder diesel engine system according to the present utility model
The structural schematic diagram of lid；
Fig. 3 is the main view of high-power V-shaped 20 cylinder diesel system according to the present utility model；
Fig. 4 is the right view of high-power V-shaped 20 cylinder diesel system according to the present utility model；
Fig. 5 is the left view of high-power V-shaped 20 cylinder diesel system according to the present utility model；
Fig. 6 is the top view of high-power V-shaped 20 cylinder diesel system according to the present utility model；
Fig. 7 is the schematic diagram of the cooling system of high-power V-shaped multi-cylinder diesel engine system according to the present utility model.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical
Novel protection scope is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figure 1 to Figure 2, according to a kind of high-power V-shaped multi-cylinder diesel engine system of specific embodiment of the present invention
System, including V-cylinder block 100 and multiple monomer cylinder head 200, are wherein disposed with multiple V-shaped rows on the V-cylinder block 100
Two column cylinder-bores of column, the angle between two column cylinder-bores of the V-cylinder block 100 is 90 degree, and multiple monomer cylinder head 200 are divided
The cylinder oral area position of two column cylinder-bores on V-cylinder block 100 Dui Ying be mounted on.
The cylinder number of high-power V-shaped multi-cylinder diesel engine system provided in this embodiment can be 12,16 or 20, the present embodiment with
It is illustrated for 20 cylinders.
As shown in Fig. 3 to 6, which includes V-cylinder block 100 and 20 monomer cylinder
Lid 200, is wherein disposed with the two column cylinder-bores of 20 V-shaped arrangements on the V-cylinder block 100, and the two of the V-cylinder block 100
Angle between column cylinder-bore is 90 degree, and 20 monomer cylinder head 200, which respectively correspond, is mounted on two column gas on V-cylinder block 100
The cylinder oral area position of cylinder holes.It further include gas handling system, gas handling system includes four turbocharger and an intercooler 1, every two
Turbocharger is arranged to one group, and two groups of turbocharger are arranged in two list body gas along the orientation of two column cylinder-bores respectively
The rear end top position (referring to Fig. 6, two turbocharger that the orientation along two column cylinder-bores is arranged are at one group) of cylinder cap,
The turbine 21 of every group of turbocharger is oppositely arranged and two whirlpool final vacuum manifold combinate forms are at an exhaust vent 23, and every group
Lateral air cleaner 22 is connected on the compressor of turbocharger, the compressor of each turbocharger passes through gas respectively
Pipe 24 is connected with intercooler 1, and the two sides of the bottom of intercooler 1 are respectively equipped with air outlet slit 11 (referring to fig. 4), two air outlet slits
Air inlet pipe 6 is connected separately on 11, air inlet pipe 6 is formed by connecting by five section single tubes, integrally formed with air inlet connecting on every section single tube
Pipe.Lubricating system includes 9, two lubricating oil pump 8 of oil sump 5, two pre- oil feed pumps, oil filter 10 and oil cooler 4, oil
Bottom case 5 is located at the bottom of V-cylinder block 100, and two pre- oil feed pumps 9 are located at the front side of oil sump 5, and two lubricating oil pump 8 are located at V-arrangement
Two side position of lower section of the front end crank pulley of cylinder block 100, oil cooler 4 are located at a left side for the front end of V-cylinder block 100
Top position, oil filter 10 are located at the upper right side position of the front end of V-cylinder block 100, and the machine oil in oil sump 5 leads to simultaneously
It crosses two pre- oil feed pumps 9 and two lubricating oil pump 8 inputs oil cooler 4, oil cooler 4 and oil filter 10 pass through oil pipe
Connection, the oil outlet of oil filter 10 are connected to the main oil conduit of V-cylinder block 100.Cooling system includes high-temperature water circulation
Circuit and low temperature water-flow circuit, low temperature water-flow circuit include heel row radiator and low temperature water pump 6, and low temperature water-flow circuit is used
Come cooling machine oil cooler 4 and intercooler 1, high temperature water-flow circuit includes front-seat radiator and high-temperature water pump 7, high-temperature water circulation
Circuit is used to cool down V-cylinder block 100 and 20 monomer cylinder head 200.
In above scheme, the design that every cylinder one covers, Intensity of Cylinder Head height.Cooling system includes high temperature water-flow circuit and low temperature
Water-flow circuit, low temperature water-flow circuit include heel row radiator and low temperature water pump, and low temperature water-flow circuit is used to cooling machine oil
Cooler, high temperature water-flow circuit include front-seat radiator and high-temperature water pump, and high temperature water-flow circuit is used to cool down V-cylinder block
100 and 20 monomer cylinder head 200, this to be cooled separately using high-low-temperature, water at low temperature cooling intercooler and oil cooler,
The cooling cylinder block of high-temperature water and cylinder head, can reduce intake air temperature and oil temperature, while reducing heat-energy losses, engine more saves
Oil.Using existing exhaust turbine pressuring technology, a kind of increasing is formed by four independent boosters of setting and an intercooler
ICS intercooler system is pressed, when engine operation, the exhaust gas from the exhaust pipe of engine enters turbine, and the thermal energy in exhaust gas pressure makes turbine
Rotation, and make to rotate with the coaxial compressor of turbine.Compressor draws air into and compresses, and then enters engine by pipeline
Air inlet pipe, the exhaust gas for having cooled down and having expanded for leaving turbine are concentrated the exhaust vent for guiding booster middle position by turbine case
23 enter atmosphere.Air inlet after compression, improves the atmospheric density for being filled with cylinder, oil supply system it is good fit under, make more
More fuel are able to full combustion, improve power, and improve economy.
As a kind of preferred embodiment, it is provided with the piston with the combustion chamber W in two column cylinder-bores of V-cylinder block 100,
Internal piston has interior oil cooling passage, and the circumferential wall of piston is equipped with four annular grooves.In the present solution, using W Combustor Technologies, air inlet
Amount is big, is uniformly mixed, and burns more abundant, fuel-efficient power range area is wide.Piston uses interior oil cooling passage structure, cools down,
Four groove structures, sealing effect are more preferable.
As a kind of preferred embodiment, as shown in figure 5, V-cylinder block 100 is arranged in high-temperature water pump 7 and low temperature water pump 6
The top two sides of front end crank pulley, crank pulley respectively drive low temperature water pump 6 and high-temperature water pump 7, flow through V-cylinder block
The coolant liquid of 100 and 20 monomer cylinder head 200 enters front-seat radiator through outfall sewer, outfall sewer and front-seat radiator it
Between be connected with thermostat, thermostat is arranged on the V-cylinder block 100 of 4 rear side of oil cooler.
As a kind of preferred embodiment, intercooler 1 is rectangle shell, and the inside of rectangle shell has air stream cavity
Body, is equipped with cooling liquid flowing channel in the rectangle shell around air circulation cavity, in low temperature water-flow circuit and rectangle shell
Cooling liquid flowing channel connection.In the present solution, low temperature water dispenser can be set in low temperature water-flow circuit, low temperature water dispenser can
To be fixed on position of the front end of V-cylinder block above crank pulley, the purpose of setting low temperature water dispenser is exactly, low
Warm water circulation circuit can simultaneously cooling machine oil cooler 4 and intercooler 1.
As a kind of preferred embodiment, oil filter 10 includes pedestal and the multiple filter cylinders being arranged on the pedestal, more
A filter cylinder is horizontally disposed, is preferably provided 8 filter cylinders.
As shown in fig. 7, the present embodiment proposition is cooled separately using high-low-temperature, water at low temperature cooling intercooler and machine oil are cold
But device, the cooling cylinder block of high-temperature water and cylinder head, which, which belongs to, forces closed cycle water cooling system, and coolant liquid should adopt
With antifreeze, rust coolant liquid.It is cooled separately using high and low temperature water, water at low temperature cooling intercooler and oil cooler, high-temperature water cooling
But cylinder block and cylinder head, for the control of high-temperature water leaving water temperature at 75~95 DEG C, oil temperature control is convenient at 80~110 DEG C.
In the system, water pump and fan, radiator, oil cooler are the main components of cooling system.When engine is run, by crankshaft
Timing gears respectively drive high/low temperature water pump by left and right idle gear, drive water pump vane rotation, coolant liquid is in water pump centrifugal force
Effect is lower to generate certain pressure, flows out from pump outlet.The coolant liquid that high-temperature water pump extrudes enters cylinder block, cylinder head
Cooling jacket, coolant liquid, to outfall sewer, flow into radiator after cooling cylinder block, cylinder head after thermostat.Thermostat dress
In water outlet tube end, thermostat A.T.C function, when coolant temperature is greater than 75 DEG C, thermostat is opened, and works as cooling
When liquid temperature is greater than 85 DEG C, thermostat standard-sized sheet, coolant liquid fully enters radiator at this time, then flows back into water pump.If coolant liquid temperature
Degree is flowed directly to water pump and walks cooling cycle again less than 75 DEG C without cooling through radiator heat-dissipation.During low temperature water pump then cools down
Cooler and oil cooler are then return to radiator and radiate.This high temperature and low-temperature components classification cooling, can reduce air inlet
Temperature and oil temperature, while heat-energy losses are reduced, engine is more fuel-efficient.
As a kind of preferred embodiment, the stroke and cylinder diameter ratio of high-power V-shaped multi-cylinder diesel engine system are 1.05-
1.23.In the present solution, selecting lesser stroke and cylinder diameter ratio, height, width and the weight of diesel engine, diesel engine can reduce
Revolving speed can increase, improve the power of diesel engine.
As a kind of preferred embodiment, the adjacent cylinder center of high-power V-shaped multi-cylinder diesel engine system away from cylinder diameter ratio
For 1.25-1.4.In the present solution, bore spacing and cylinder diameter ratio 1.25-1.4, the length of diesel engine is more compact, diesel engine it is strong
Change degree is higher, and the rigidity of crankshaft and body is stronger.Since crankshaft length shortens, torsion stiffness enhancing improves shafting self-vibration
Circular frequency, torsional oscillation performance are improved.
To sum up, the high-power V-shaped multi-cylinder diesel engine system of the present embodiment, by the way that V-cylinder block 100, multiple monomers is arranged
Cylinder head 200, mating four boosters of gas handling system and an intercooler, compressed air keep its density further through supercooling
Improve, be conducive to improve the power of engine, improve performance, cooling system is cooled separately using high-low-temperature, such high temperature and
Low-temperature components classification cooling, can reduce intake air temperature and oil temperature, while reducing heat-energy losses, and engine is more fuel-efficient, meets
The requirement of Large-power High-Speed diesel engine high power, large torque, body is more compact, and intensity is big.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (7)
1. a kind of high-power V-shaped multi-cylinder diesel engine system, which is characterized in that including：
V-cylinder block, is disposed with two column cylinder-bores of multiple V-shaped arrangements on the V-cylinder block, between the two column cylinder-bore
Angle is 90 degree；
Multiple monomer cylinder head respectively correspond the cylinder oral area position for being mounted on the two column cylinder-bore；
Gas handling system comprising four turbocharger and an intercooler, the intercooler are fixed on the V-cylinder block
Rear end top position, every two turbocharger are arranged to one group, and two groups of turbocharger are respectively along the two column cylinder-bore
Orientation is arranged in the rear end top position of two list body cylinder head, and the turbine of every group of turbocharger is oppositely arranged and two
A whirlpool final vacuum manifold combinate form is connected with lateral air filter on the compressor of every group of turbocharger at an exhaust vent
Clear device, the compressor of each turbocharger pass through tracheae respectively and connect with the intercooler, the two sides of the bottom of the intercooler
It is respectively equipped with air outlet slit, air inlet pipe is connected separately on two air outlet slits, the air inlet pipe is connected by five section single tubes
It forms, integrally formed with air inlet tube on every section single tube；
Lubricating system comprising oil sump, two pre- oil feed pumps, two lubricating oil pump, oil filter and oil cooler, it is described
Oil sump is located at the bottom of the V-cylinder block, and described two pre- oil feed pumps are located at the front side of the oil sump, described two machines
Oil pump is located at two side position of lower section of the front end crank pulley of the V-cylinder block, and the oil cooler is located at the V-arrangement
The upper left side position of the front end of cylinder block, the oil filter are located at the upper right side position of the front end of the V-cylinder block, institute
It states the machine oil in oil sump to pass through described two pre- oil feed pumps and described two lubricating oil pump while inputting the oil cooler, institute
It states oil cooler and is connected with the oil filter by oil pipe, the oil outlet of the oil filter and the V-type cylinder
The main oil conduit of body is connected to；And
Cooling system comprising high temperature water-flow circuit and low temperature water-flow circuit, the low temperature water-flow circuit includes heel row
Radiator and low temperature water pump, the low temperature water-flow circuit are used to cool down the oil cooler and the intercooler, the height
Warm water circulation circuit includes front-seat radiator and high-temperature water pump, and the high temperature water-flow circuit is used to cool down the V-cylinder block
With the multiple monomer cylinder head.
2. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the two of the V-cylinder block
It is provided with the piston with the combustion chamber W in column cylinder-bore, the internal piston has an interior oil cooling passage, in the circumferential wall of the piston
Equipped with four annular grooves.
3. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the high-temperature water pump and institute
The top two sides that the front end crank pulley of the V-cylinder block is arranged in low temperature water pump are stated, the crank pulley drives respectively
The low temperature water pump and the high-temperature water pump are moved, the coolant liquid warp of the V-cylinder block and the multiple monomer cylinder head is flowed through
Outfall sewer enters the front-seat radiator, is connected with thermostat between the outfall sewer and the front-seat radiator, described
Thermostat is arranged on the V-cylinder block on rear side of the oil cooler.
4. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the intercooler is in rectangular
Shape shell, the inside of the rectangle shell have air circulation cavity, the rectangle shell around the air circulation cavity
Interior to be equipped with cooling liquid flowing channel, the low temperature water-flow circuit is connected to the intracorporal cooling liquid flowing channel of rectangle shell.
5. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the oil filter packet
The multiple filter cylinders for including pedestal and being arranged on the pedestal, the multiple filter cylinder are horizontally disposed.
6. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the high-power V-shaped multi-cylinder
The stroke and cylinder diameter ratio of diesel engine system are 1.05-1.23.
7. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the high-power V-shaped multi-cylinder
The adjacent cylinder center of diesel engine system away from cylinder diameter ratio be 1.25-1.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820214670.7U CN208168978U (en) | 2018-02-07 | 2018-02-07 | High-power V-shaped multi-cylinder diesel engine system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820214670.7U CN208168978U (en) | 2018-02-07 | 2018-02-07 | High-power V-shaped multi-cylinder diesel engine system |
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| Publication Number | Publication Date |
|---|---|
| CN208168978U true CN208168978U (en) | 2018-11-30 |
Family
ID=64384379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820214670.7U Withdrawn - After Issue CN208168978U (en) | 2018-02-07 | 2018-02-07 | High-power V-shaped multi-cylinder diesel engine system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331663A (en) * | 2018-02-07 | 2018-07-27 | 广西玉柴机器股份有限公司 | High-power V-shaped multi-cylinder diesel engine system |
-
2018
- 2018-02-07 CN CN201820214670.7U patent/CN208168978U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331663A (en) * | 2018-02-07 | 2018-07-27 | 广西玉柴机器股份有限公司 | High-power V-shaped multi-cylinder diesel engine system |
| CN108331663B (en) * | 2018-02-07 | 2019-08-30 | 广西玉柴机器股份有限公司 | High-power V-shaped multi-cylinder diesel engine system |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181130 Effective date of abandoning: 20190830 |
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| AV01 | Patent right actively abandoned |