CN212334005U - Automatic lees cellar for storing things system of getting up - Google Patents

Automatic lees cellar for storing things system of getting up Download PDF

Info

Publication number
CN212334005U
CN212334005U CN202022092644.1U CN202022092644U CN212334005U CN 212334005 U CN212334005 U CN 212334005U CN 202022092644 U CN202022092644 U CN 202022092644U CN 212334005 U CN212334005 U CN 212334005U
Authority
CN
China
Prior art keywords
cellar
robot
entering
storing things
bridge
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.)
Active
Application number
CN202022092644.1U
Other languages
Chinese (zh)
Inventor
邓长斌
陈钦明
肖正宗
徐中福
林家麟
刘海金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baite Fujian Intelligent Equipment Technology Co Ltd
Original Assignee
Baite Fujian Intelligent Equipment Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Baite Fujian Intelligent Equipment Technology Co Ltd filed Critical Baite Fujian Intelligent Equipment Technology Co Ltd
Priority to CN202022092644.1U priority Critical patent/CN212334005U/en
Application granted granted Critical
Publication of CN212334005U publication Critical patent/CN212334005U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Specific Conveyance Elements (AREA)

Abstract

The utility model provides an automatic cellar for storing things system of getting up of lees, including the cellar for storing things pond, the track, the transport vechicle, the feed bin, get up the cellar for storing things device and go into the cellar for storing things device, the track sets up in the both sides in cellar for storing things pond, it includes the cellar for storing things platform truck to get up the cellar for storing things device, the robot, transport mechanism and robot function component, it includes parallel arrangement's first crane span structure and second crane span structure to get up the cellar for storing things platform truck, the robot is movably to be set up on first crane span structure, robot function component and transport mechanism set up respectively in the upper portion and the lower part of second crane span structure, it includes that to go into cellar for storing things platform truck and movably to set up in the tilting mechanism of cellar for storing things platform truck bottom to go up cellar for storing things platform truck and go into the cellar for storing things platform truck side. The automatic vinasse cellar opening and entering system can realize unmanned full-automatic cellar opening and entering operation, and greatly improves the operation efficiency.

Description

Automatic lees cellar for storing things system of getting up
Technical Field
The utility model belongs to the technical field of the technique that drinks were made and specifically relates to an automatic cellar for storing things system that plays of lees.
Background
In brewing, the vinasse material is usually fermented, and the traditional method is as follows: dig out a plurality of cellar for storing things pond on the ground earlier, then, transport the hopper (or the grab bucket) that is equipped with the lees material to cellar for storing things pond district by the manual control driving, pour the lees material into cellar for storing things pond by the manual work is supplementary again and ferment the processing, after the fermentation is accomplished, the lees material that will accomplish the fermentation is dug out and is sent to hanging wine district by the manual control hopper (or the grab bucket) and carry out processing on next step, when adopting this kind of mode, not only the control accuracy is lower, and very take a lot of work and time, low in production efficiency, workman's intensity of labour is very big, and spill the material seriously, the site environment is comparatively abominable.
At present, except manual cellar lifting, a hung grab bucket is used for cellar lifting, the hung grab bucket is formed by two bucket-shaped jaws which can be opened and closed together to form a containing space, the jaws are closed in a material pile during charging, materials are grabbed into the containing space, the jaws are opened in a suspended state on the material pile during discharging, the materials are scattered on the material pile, and the opening and closing of the jaws are generally controlled by a steel wire rope of a crane lifting mechanism. The operation of the suspension type grab bucket has no heavy manual labor, and can achieve higher loading and unloading efficiency.
However, the suspended grab bucket cannot take materials in a layered manner, and the grains are required to be manually and intensively stacked in advance, so that the grains in the corners of the automatic pit cannot be processed, and manual processing is required. In addition, the suspended grab bucket can not realize the operations of raking and compacting after fermented grains are put into the cellar.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an automatic cellar for storing things system of playing of lees. The technical problem of low efficiency and poor safety existing in manual cellar entry is solved.
The utility model provides an automatic cellar for storing things system of getting up of lees, including the cellar for storing things pond, the track, the transport vechicle, the feed bin, get up the cellar for storing things device and go into the cellar for storing things device, the track sets up in the both sides in cellar for storing things pond, it includes the cellar for storing things platform truck to get up the cellar for storing things device, the robot, transport mechanism and robot function component, it includes parallel arrangement's first crane span structure and second crane span structure to get up the cellar for storing things platform truck, the robot is movably to be set up on first crane span structure, robot function component and transport mechanism set up respectively in the upper portion and the lower part of second crane span structure, it includes that to go into cellar for storing things platform truck and movably to set up in the tilting mechanism of cellar for storing things platform truck bottom to go up cellar for storing things platform truck and go into the cellar for storing things platform truck side. Utilize the cooperation that sets up in the each part of playing cellar for storing things device and income cellar for storing things device on the track of cellar for storing things pond both sides in parallel, can realize playing the operation of going into the cellar for storing things to the automation in cellar for storing things pond, need not manual operation, greatly promoted work efficiency.
Preferably, a first displacement mechanism is arranged on the first bridge, and the robot is fixed on the first displacement mechanism. By means of the arrangement, the robot can move above the pit through displacement on the first bridge.
Further preferably, the displacement mechanism includes a first transverse displacement mechanism and a first longitudinal lifting mechanism, the first longitudinal lifting mechanism is fixed on the first transverse displacement mechanism, and the robot is fixed on one side of the first longitudinal lifting mechanism facing the second bridge. Horizontal and fore-and-aft displacement makes the robot can remove and can go deep into the inside operation that carries on of cellar for storing things pond between the cellar for storing things pond.
Further preferably, the robot is a six-axis robot. The six-axis robot can have higher degree of freedom, and is convenient to realize all-dimensional and multi-angle actions in the pit.
Further preferably, the robot function unit comprises a bucket, a cleaning mechanism or a pit mud sealing mechanism detachably connected with the robot. The bucket, clean the setting of mechanism and sealed cellar for storing things mud mechanism and can make the robot carry out corresponding operation according to the corresponding functional component of use needs automatic selection.
Further preferably, the robot is provided with a positioning device, and the pit is correspondingly provided with a positioning code. The robot can be accurately positioned through the matching of the positioning codes and the positioning device.
Preferably, transport mechanism is including setting up in two conveyer belts of second crane span structure both sides, and the discharge gate is located between two conveyer belts, and the direction of transfer of two conveyer belts all is towards the discharge gate. The arrangement of the conveyor belts on the two sides can enable the cellar pools on the two sides to be capable of being used for cellar opening, the conveyor belts are used for conveying the grains to the discharge hole, the robot does not need to be frequently moved, and the material taking efficiency is improved.
Further preferably, the two conveyor belts are upwards protruded close to the discharge port, so that the distance between the discharge port and the channel is larger than the sum of the heights of the transport vehicle and the bin. By means of the arrangement, the transport vehicle and the storage bin can pass through the conveyor belt, and the interference phenomenon is avoided.
Preferably, the cellar entering device further comprises a second displacement mechanism arranged on the cellar entering trolley, and the turnover mechanism is arranged at the bottom of the second displacement mechanism. By means of the arrangement, the turnover mechanism can move on the cellar entering trolley, and the working area of the turnover mechanism is enlarged.
Further preferably, the second displacement mechanism comprises a second transverse displacement mechanism and a second longitudinal lifting mechanism, the second longitudinal lifting mechanism is fixed at the bottom of the second transverse displacement mechanism, and the turnover mechanism is fixed at the bottom of the second longitudinal lifting mechanism. Rely on this setting to make tilting mechanism can remove and through the adjustment and the high distance between the cellar for storing things pond, conveniently carry out relevant operation above the cellar for storing things pond.
The utility model provides an automatic cellar for storing things system that plays of lees, to play the cellar for storing things device and go into cellar for storing things device parallel arrangement and set up on the cellar for storing things pond, through playing the cellar for storing things device, transport mechanism, the cooperation of transport vechicle and feed bin makes the robot can fix a point and realize getting the action of material and need not to make a round trip to empty the material in a wine to the feed bin between cellar for storing things pond and feed bin, the efficiency of playing the cellar for storing things has greatly improved, make the robot can the automatic switch-over connect different functional component through the functional component that sets up in the crane span structure top simultaneously and accomplish operations such as cleaning or sealing cellar for storing. And the cooperation of the cellar entering device is utilized to realize a whole set of automatic cellar entering operation, so that the labor cost is saved, and the production efficiency is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the embodiments and are incorporated in and constitute a part of this specification. The drawings illustrate embodiments and together with the description serve to explain the principles of the invention. Other embodiments and many of the intended advantages of embodiments will be readily appreciated as they become better understood by reference to the following detailed description. Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
fig. 1 is an overall schematic view of an automatic vinasse cellaring system according to an embodiment of the utility model;
fig. 2 is a partial structural schematic view of a lees cellaring device according to a specific embodiment of the utility model;
fig. 3 is a partial structural schematic diagram of a lees cellar entering device according to a specific embodiment of the utility model.
The meaning of each number in the figure: 10. the pit-opening machine comprises trolley rails, 20 pit-opening trolleys, 30 pit-entering trolleys, 40 transport vehicles, 50 bins, 62 positioning codes, 21 pit-opening bridges, 22 first transverse displacement mechanisms, 23 first longitudinal lifting mechanisms, 24 robots, 25 buckets, 26 cleaning mechanisms, 27 pit-sealing mud mechanisms, 28 conveying mechanisms, 31 pit-entering bridges, 32 second transverse displacement mechanisms, 33 second longitudinal displacement mechanisms, 34 turnover mechanisms and 61 positioning devices.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the relevant portions of the related inventions are shown in the drawings.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Fig. 1 shows a schematic structural diagram of an automatic vinasse cellaring system according to an embodiment of the utility model. As shown in figure 1, the automatic vinasse cellar starting and entering system comprises trolley rails 10, a cellar starting trolley 20, a cellar entering trolley 30, a transport vehicle 40, a bin 50 and a positioning code 62. Wherein, the trolley track 10 is laid on the ground at the two sides of the cellar pool, and the cellar opening trolley 20 and the cellar entering trolley 30 are arranged on the trolley track 10 side by side in a displaceable manner. The bin 50 is placed on the transport cart 40. The location code 62 is arranged at one corner of the pit pool, and can be a two-dimensional code or other location mechanisms (such as bar codes) which can be identified, and different pit pools correspond to location codes of different codes, so that management and control are facilitated.
With continued reference to fig. 2, fig. 2 shows a partial structural schematic view of a stillage cellar apparatus according to a specific embodiment of the present invention. As shown in fig. 2, the pit-taking trolley 20 specifically includes a pit-taking bridge 21, a first transverse displacement mechanism 22, a first longitudinal lifting mechanism 23, a robot 24, a bucket 25, a cleaning mechanism 26, a pit-sealing mud mechanism 27 and a conveying mechanism 28. The pit-lifting bridge 21 comprises a first bridge and a second bridge which are arranged in parallel, wherein a first transverse displacement mechanism 22 is arranged on the first bridge, a first longitudinal lifting mechanism 23 is arranged on the first transverse displacement mechanism 22, and a robot 24 is arranged on one side of the first longitudinal lifting mechanism 23, which faces the second bridge; the upper end of the second bridge frame is provided with a robot functional component which is detachably matched and connected with a robot 24, the robot functional component specifically comprises a bucket 25, a cleaning mechanism 26 and a cellar mud sealing mechanism 27, and a conveying mechanism 28 is arranged below the robot functional component. The bucket 25, the cleaning mechanism 26 and the pit mud sealing mechanism 27 are functional components of the robot 24, which are illustrated by blocks in the figure, and can be selectively connected with the robot 24 as required to realize different operation contents. In fig. 2, robot 24 is in a state of being connected to bucket 25 at the time of starting the pit.
In the preferred embodiment, the robot 24 is a six-axis robot, the six-axis robot has a very high degree of freedom, and can meet the operation requirements at various angles in the pit, and the working range without dead angles enables all areas of the pit to be covered in an all-round manner when the pit is taken out, cleaned or sealed. The tail end of the robot 24 is provided with a positioning device 61, and the positioning device 61 can be specifically a code scanning device and is used for identifying a positioning code 62 arranged on the pit to position the robot 24.
In a specific embodiment, the conveying mechanism 28 is disposed below the pit-taking bridge 21, and has an upward-inclined slope in the middle of the pit-taking bridge 21, the end of the slope is a discharge port, and the upward-inclined slope forms an upward protrusion near the discharge port, so that the distance between the discharge port and the pit ground channel is greater than the sum of the heights of the transport vehicle 40 and the bin 50, and by virtue of the arrangement, the transport vehicle 40 and the bin 50 can pass through a conveyor belt, and the occurrence of interference phenomenon is avoided. The conveying mechanism 28 is a left and right two-end type conveying belt which is symmetrically arranged, and the conveying directions of the two conveying belts face to the middle discharge port. The two-section type arrangement can enable the grains to be conveyed to the middle discharge port when the pit at the two ends of the pit lifting bridge frame 21 is operated, and the transport vehicle 40 bearing the bin 50 is arranged below the discharge port and can transport the grains out in time. The robot 24 and the transfer mechanism 28 are respectively disposed on different bridges so that the robot 24 can shovel the grains onto the transfer mechanism 28 for transportation.
The process of using the cellar opening device for operation is as follows: the pit lifting trolley 20 moves to a pit lifting position, and the robot 24 grabs the bucket 25 and moves to the position above the pit through the first transverse displacement mechanism 22; the positioning device 61 scans the positioning code 62, and after the system acquires the positioning information of the positioning code 62, the coordinate position of the robot 24 is corrected in a compensation mode; the height of the robot 24 is adjusted by using the first longitudinal lifting mechanism 23 for pit opening, pit mud for pit sealing is shoveled into the bin 50 of the transport vehicle 40 by the bucket 25, and after pit mud is removed, the transport vehicle 40 carries the pit mud to a pit mud collecting position; the transport vehicle 40 carries the empty bin 50 to the discharge port position of the conveying mechanism 28, the bucket 25 lifts the dug-out waste materials on the conveying mechanism 28 through the robot 24, and the waste materials are conveyed into the bin 50; when the bin 50 is full, the material is carried to the production line by using the transport vehicle 40; each time the pit is started, the robot 24 is positioned at one end of the pit, one half of the grains opposite to the pit are dug, the other half of the grains are dug next time, and the like; after the grains are all lifted, the robot 24 switches the bucket 25 to the cleaning mechanism 26, and the cleaning mechanism 26 cleans along the four-side pit wall.
Fig. 3 is a partial structural schematic diagram of a distillers' grains cellar entering device according to a specific embodiment of the present invention, and as shown in fig. 3, the cellar entering trolley 30 includes a cellar entering bridge 31, a second transverse displacement mechanism 32, a second longitudinal displacement mechanism 33, and a turnover mechanism 34; the cellar entering bridge 31 is movably arranged on the trolley track 10, the second transverse displacement mechanism 32 is arranged between the cellar entering bridges 31, the second longitudinal lifting mechanism 33 is arranged below the second transverse displacement mechanism 32, and the turnover mechanism 34 is fixed at the tail end of the second longitudinal lifting mechanism 33.
The process of using the cellar entering device for operation is as follows: the cellar entering trolley 30 moves to a cellar entering position, and the transport vehicle 40 carries the bin 50 filled with the vinasse to the lower part of the cellar entering trolley 30; the turnover mechanism 34 lifts the bin 50, rotates by 90 degrees and moves to the position right above the pit, and the bin 50 overturns to pour the grains into the pit; the turnover mechanism 34 lifts the bin 50 back to the transport vehicle 40, the cellar entering trolley 30 is withdrawn from the cellar entering area, the cellar lifting trolley 20 moves to the cellar entering position, one half of the vinasse in the cellar pool is leveled and trodden on the cellar by using the bucket 25, the robot 24 moves to the position where the cellar stepping is completed, and the leveling and the cellar stepping of the vinasse in the other half of the cellar pool are completed by the same method; after the last vinasse material entering work is finished, the robot 24 switches the bucket 25 into a cellar sealing mud mechanism 27, and at the moment, the transport vehicle 40 carries the bin 50 filled with cellar mud to the lower part of the cellar lifting trolley 20; the pit sealing mud mechanism 27 grabs pit mud to sequentially perform pit sealing operation, and then beats and trowels the pit mud on the surface of the grains, so that the effects of air removal and sealing are achieved.
In a specific embodiment, the first longitudinal lifting mechanism 23 and the second longitudinal lifting mechanism 33 in the above embodiments are rigid telescopic lifting mechanisms, and a long stroke lifting motion is realized through a multi-stage telescopic sleeve structure. Wherein, the lift sleeve of each grade all adopts rack and pinion's cooperation transmission mode, realizes the effect of multistage synchronous lift, can utilize the hoist ware as the power supply of lift. Preferably, a guide rail brake is arranged on the lifting sleeve of each stage for stopping the lifting movement. The matching mode of the gear and the rack can stably and reliably realize the lifting action of the lifting mechanism. It should be realized that besides above-mentioned elevation structure, can also adopt other modes such as worm wheel lead screw to realize the lift action, can realize equally the technical effect of the utility model.
In a preferred embodiment, the first longitudinal lifting mechanism 23 and the second longitudinal lifting mechanism 33 are further provided with a height positioning mechanism, and the height positioning mechanism can also be set in a mode of positioning a bar code or a laser range finder, so that the lower height of the lifting mechanism is accurately controlled, and operations such as opening a cellar and entering the cellar are facilitated.
In a specific embodiment, the turning mechanism 34 has two width-adjustable arms for holding the bins 50 with different sizes, and the arms are further provided with a rotating mechanism for turning the bins 50 to achieve the dumping action, the rotating mechanism can be a rotating shaft driven by a servo motor, and only needs to make the bins 50 turn, and will not be described in detail herein. Preferably, a rotation mechanism is disposed in the middle of the turnover mechanism 34 for rotating the turnover mechanism to meet the use conditions at different angles.
The above description is only a preferred embodiment of the invention and is intended to illustrate the technical principles applied. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features and (but not limited to) technical features having similar functions disclosed in the present invention are mutually replaced to form the technical solution.

Claims (10)

1. The automatic vinasse cellar entering system is characterized by comprising a cellar pool, rails, a transport vehicle, a storage bin, a cellar entering device and a cellar entering device, wherein the rails are arranged on two sides of the cellar pool, the cellar entering device comprises a cellar entering trolley, a robot, a conveying mechanism and a robot functional component, the cellar entering trolley comprises a first bridge and a second bridge which are arranged in parallel, the robot is movably arranged on the first bridge, the robot functional component and the conveying mechanism are respectively arranged on the upper portion and the lower portion of the second bridge, the cellar entering device comprises the cellar entering trolley and a turnover mechanism movably arranged at the bottom of the cellar entering trolley, the cellar entering trolley and the cellar entering trolley are arranged on the rails in parallel, the storage bin is arranged on the transport vehicle, a channel for the transport vehicle to displace is arranged on the cellar pool, the channel is located below the discharge port of the conveying mechanism.
2. The automatic vinasse cellar entering system according to claim 1, wherein a first displacement mechanism is arranged on the first bridge, and the robot is fixed on the first displacement mechanism.
3. The automatic vinasse cellar entering system according to claim 2, wherein the displacement mechanism comprises a first transverse displacement mechanism and a first longitudinal lifting mechanism, the first longitudinal lifting mechanism is fixed on the first transverse displacement mechanism, and the robot is fixed on one side of the first longitudinal lifting mechanism facing the second bridge.
4. The automated vinasse cellar entry system of any one of claims 1-3, wherein the robot is a six-axis robot.
5. The automated vinasse cellar entry system of claim 4, wherein the robot function comprises a bucket, a sweeping mechanism, or a cellar mud sealing mechanism removably coupled to the robot.
6. The automatic vinasse starting and entering system according to claim 4, wherein a positioning device is arranged on the robot, and a positioning code is correspondingly arranged on the cellar pool.
7. The automatic vinasse cellar starting and entering system according to claim 1, wherein the conveying mechanism comprises two conveyor belts arranged on two sides of the second bridge, the discharging port is located between the two conveyor belts, and the conveying directions of the two conveyor belts are both towards the discharging port.
8. The automated stillage cellar entry system according to claim 7, wherein the two conveyor belts are upwardly convex adjacent the discharge opening such that the discharge opening is spaced from the channel by a distance greater than the sum of the heights of the transport vehicle and the bin.
9. The automatic vinasse starting and entering system according to claim 1, wherein the entering device further comprises a second displacement mechanism arranged on the entering trolley, and the turnover mechanism is arranged at the bottom of the second displacement mechanism.
10. The automatic vinasse cellar entering system according to claim 9, wherein the second displacement mechanism comprises a second transverse displacement mechanism and a second longitudinal lifting mechanism, the second longitudinal lifting mechanism is fixed at the bottom of the second transverse displacement mechanism, and the turnover mechanism is fixed at the bottom of the second longitudinal lifting mechanism.
CN202022092644.1U 2020-09-22 2020-09-22 Automatic lees cellar for storing things system of getting up Active CN212334005U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022092644.1U CN212334005U (en) 2020-09-22 2020-09-22 Automatic lees cellar for storing things system of getting up

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022092644.1U CN212334005U (en) 2020-09-22 2020-09-22 Automatic lees cellar for storing things system of getting up

Publications (1)

Publication Number Publication Date
CN212334005U true CN212334005U (en) 2021-01-12

Family

ID=74072121

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022092644.1U Active CN212334005U (en) 2020-09-22 2020-09-22 Automatic lees cellar for storing things system of getting up

Country Status (1)

Country Link
CN (1) CN212334005U (en)

Similar Documents

Publication Publication Date Title
CN111620233A (en) Automatic lees play income cellar for storing things device
CN107055136B (en) Novel container coke unloading system and process
CN109251838B (en) Fermented grain in-out cellar conveying system
CN108972861B (en) Wallboard production line
US3962965A (en) Plant for the compression of garbage
CN111040925A (en) Fermented material cellar for storing things device of going up
CN213230522U (en) Automatic lees play income cellar for storing things device
CN109733821B (en) Brewing material pit-lifting detection conveying device
CN212334005U (en) Automatic lees cellar for storing things system of getting up
CN212334394U (en) Automatic lees play income cellar for storing things device
CN113105963A (en) Wine making stacking and cellar entering equipment
CN112141736A (en) Automatic lees cellar for storing things system of getting up
CN111498405A (en) Shear fork lifting concrete conveying device and method
US4135631A (en) Freight train
CN215667892U (en) Wine making stacking and cellar entering equipment
KR20070035225A (en) Robot floor system for Disposal Vehicle
CN211946952U (en) Automatic vinasse lifting equipment
CN216337556U (en) Fermentation material filling equipment
CN209740017U (en) Wine brewing material cellar-opening detection conveying device
CN110759032A (en) Lees fermentation assembly line material conveyor
JP2004175568A (en) Storage conveyance method in vein physical distribution, and transfer equipment used for the same
CN113605184A (en) Gardens construction engineering lump material road surface construction equipment for environmental art design
CN101654192B (en) Cement clinker unloading system
CN111117823A (en) Automatic vinasse lifting equipment
CN214881302U (en) Solid waste pyrolysis gasifier automatic feeding device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant