CN206587367U - A kind of multifunction hydraulic basketball stands - Google Patents

A kind of multifunction hydraulic basketball stands Download PDF

Info

Publication number
CN206587367U
CN206587367U CN201720071754.5U CN201720071754U CN206587367U CN 206587367 U CN206587367 U CN 206587367U CN 201720071754 U CN201720071754 U CN 201720071754U CN 206587367 U CN206587367 U CN 206587367U
Authority
CN
China
Prior art keywords
base
basketball stands
cantilever
backboard
ring
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
CN201720071754.5U
Other languages
Chinese (zh)
Inventor
彭永军
韩宇亮
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.)
Hebei Huayang Sports Goods Co Ltd
Original Assignee
Hebei Huayang Sports Goods 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 Hebei Huayang Sports Goods Co Ltd filed Critical Hebei Huayang Sports Goods Co Ltd
Priority to CN201720071754.5U priority Critical patent/CN206587367U/en
Application granted granted Critical
Publication of CN206587367U publication Critical patent/CN206587367U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Road Signs Or Road Markings (AREA)

Abstract

The utility model discloses a kind of multifunction hydraulic basketball stands, it is related to sports equipment technical field.The basketball stands include base, lifting support, telescope support, cantilever, backboard and ring, the base is provided with oil cylinder, microcontroller, time set, electrical storage device, storage tank, control panel, boss, hemispherical groove, anticollision cushion and movable pulley, the lifting support is provided with hydraulic lift and hook, the telescope support interlocks retaining mechanism provided with left and right screw thread, anti-pinch device is provided between the ring and the backboard, the ring is provided with counting device, the cantilever is provided with solar panel, display screen, lighting device and upper connecting rod, the oil cylinder, electrical storage device, control panel, hydraulic lift, display screen, lighting device, time set, counting device is electrically connected with the microcontroller.The basketball stands are vdiverse in function, simple to operate, meet many-sided demand of sportsman.

Description

A kind of multifunction hydraulic basketball stands
Technical field
The utility model is related to sports equipment technical field, more particularly to a kind of multifunction hydraulic basketball stands.
Background technology
At present, basketball is deep by a kind of popular sports item, and basketball stands are that this sports must not The sports equipment that can lack, the height of existing basketball stands is all to design changeless according to standard, for minor and stature For pipsqueaks, higher basketball stands prevent them from normally shooting, laying up and dunk shot.In addition, in basketball movement The embarrassing phenomenon that basketball is stuck in the middle of ring and backboard often occurs, base is easily stepped down in when sportsman quick attacks and is had a common boundary with ground Place causes pin phenomenon of rivering bend, and the related device of basketball stands to utilize unreasonable, and existing basketball stands do not possess typically Tally function, it is roughly the same in structure, it is made up of support, backboard, ring, only possesses the single function for shooting, exist Function not perfect enough, in-convenience in use, it is impossible to mobile, dark place inconvenience is used and space-consuming is big, is repaired and is changed inconvenience etc. Problem.Therefore, a kind of Multifunction basketball stands are invented and seems very necessary.
Utility model content
The technical problems to be solved in the utility model is that there is provided a kind of multifunction hydraulic for above-mentioned the deficiencies in the prior art Basketball stands, the basketball stands are vdiverse in function, meet many-sided demand of sportsman.
Technical solution adopted in the utility model is:A kind of multifunction hydraulic basketball stands, including base, cantilever, backboard, Ring, in addition to lifting support and telescope support, the chassis interior is provided with oil cylinder, microcontroller, time set, electric power storage dress Put, storage tank, be provided with front of control panel, boss and hemispherical groove, the base above the base and be provided with anticollision cushion, Movable pulley is additionally provided with below the base, the oil cylinder is connected in the base and by piston rod and the lifting support Connect, hydraulic lift is provided with the lifting support, the lifting support is provided with hook, the bottom hinge of the lifting support One end of the base is connected to, top is flexibly connected by rotating shaft with the cantilever, the telescope support is provided with left and right screw thread Retaining mechanism is interlocked, the bottom of the telescope support is articulated with the other end of the base, and top and one end of the cantilever are lived Dynamic connection, the other end of the cantilever is connected by frame with the bottom of the backboard, and the backboard bottom passes through horizontal stand Provided with ring, the horizontal stand both sides between the ring and the backboard are provided with anti-pinch device, and the ring is provided with counting Device, the lower section of the ring is provided with net, the top of the cantilever provided with solar panel, display screen, lighting device and Upper connecting rod, the solar panel is arranged on the middle part of the cantilever by fix bar and electrically connected with the electrical storage device Connect, the display screen is provided with timing panel and score panel and is fixedly mounted on by column on the cantilever, the illumination Device is located at the display screen both sides, and described upper connecting rod one end is connected on the cantilever, and the other end is connected on flexible silk, institute State the top that flexible silk is fixedly connected on the backboard, the oil cylinder, electrical storage device, control panel, hydraulic lift, display Screen, lighting device, time set, counting device are electrically connected with the microcontroller.
It is preferred that, in addition to support meanss, the support meanss include outer barrel, inner cylinder and locking mechanism, the interior jacket casing It can move in the outer barrel and relative to the outer barrel, the middle part activity of one end of the outer barrel and the lifting support is even Connect, one end that one end of the inner cylinder is connected with the cantilever and the telescope support is flexibly connected.
It is preferred that, the base is two ends highly different hollow structure, and the chassis interior is additionally provided with balancing weight.
It is preferred that, the backboard is armorplate glass.
It is preferred that, the microcontroller communication is connected to remote terminal.
It is preferred that, the boss is located above three peripheries of the base, the boss and is provided with anti-skid rubber cushion.
It is preferred that, the hemispherical groove is four, and the hemispherical groove is located at the centre of the base.
It is preferred that, the telescope support is that multiple horizon bars are additionally provided between two, and described two telescope supports.
It is preferred that, the upper connecting rod and the flexible silk are two, and the flexible silk is symmetrically fixed on the backboard two The top of side is simultaneously connected with the upper connecting rod.
It is preferred that, the movable pulley is four, is distributed in the corner of the base and provided with locking device.
Compared with prior art, it is using the beneficial effect produced by above-mentioned technical proposal:The utility model function is more Sample, meets many-sided demand of sportsman;Come by the way that provided with rotating shaft, oil cylinder and movable pulley, backboard can be laid down, reduce and take Space, is maintained easily, and is especially facilitated and is moved in the case of limited height system, can adapt to various occasions;By provided with Hydraulic lift can adjust the height of ring according to sportsman's height, and being applicable to the basket ball fan of different age group makes With;By the way that sportsman provided with anticollision cushion, can be avoided injured because occurring to hit with base;, can be with by provided with anti-pinch device Basketball is avoided to clip between backboard and ring;By provided with boss and hemispherical groove, facilitating sportsman to rest and placing basketball;It is logical Cross provided with solar panel, energy-conserving and environment-protective can be achieved;By provided with lighting device, facilitating sportsman to play ball at night;By provided with Time set, counting device and display screen, can be achieved self-clocking and counting, are offered convenience to match;By provided with hook and Storage tank, facilitates sportsman to place carry-on articles;It is simple to operate, it is practical.
Brief description of the drawings
Fig. 1 is the utility model embodiment erected state schematic diagram.
Fig. 2 is Fig. 1 stereogram.
Fig. 3 is Fig. 1 folded state schematic diagrames.
In figure:1st, base;2nd, lifting support;3rd, telescope support;4th, cantilever;5th, backboard;6th, ring;7th, net;8th, oil cylinder; 9th, microcontroller;10th, time set;11st, electrical storage device;12nd, storage tank;13rd, control panel;14th, boss;15th, hemispherical is recessed Groove;16th, anticollision cushion;17th, movable pulley;18th, link up with;19th, frame;20th, lighting device;21st, anti-pinch device;22nd, counting device; 23rd, solar panel;24th, display screen;25th, upper connecting rod;26th, stretch silk;27th, support meanss;28th, horizon bar;29th, counterweight Block.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, is described in further detail to the utility model.It should be appreciated that specific embodiment described herein is only to explain The utility model, is not used to limit the utility model.
In the present embodiment, Fig. 1 and Fig. 2 are referred to, the utility model includes base 1, cantilever 4, backboard 5, ring 6, also wrapped Lifting support 2 and telescope support 3 are included, the inside of base 1 is provided with oil cylinder 8, microcontroller 9, time set 10, electrical storage device 11st, storage tank 12, the top of base 1 is provided with control panel 13, boss 14 and hemispherical groove 15, simple to operate, facilitates ball Member's rest and placement basketball;The front of base 1 is fixedly connected with anticollision cushion 16, can avoid sportsman because being sent out with the base 1 Raw hit and it is injured;The lower section of base 1 is also equipped with movable pulley 17, is easy to movement;The oil cylinder 8 is in the base 1 And be connected by piston rod with the lifting support 2, the folding of basketball stands can be achieved by the contraction of oil cylinder 8;The lifting branch Hydraulic lift is provided with frame 2, the basket ball fan for being applicable to different age group by the lifting of the device uses;It is described Hook 18 is installed with lifting support 2, is easy to sportsman to hang clothing;The bottom of the lifting support 2 is articulated with the bottom One end of seat 1, top is flexibly connected by rotating shaft with the cantilever 4, and the telescope support 3 interlocks locking provided with left and right screw thread Mechanism, the bottom of the telescope support 3 is articulated with the other end of the base 1, and top and one end activity of the cantilever 4 connect Connect, the other end of the cantilever 4 is connected by frame 19 with the bottom of the backboard 5, the bottom of backboard 5 passes through horizontal stand Ring 6 is installed with, the horizontal stand both sides between the ring 6 and the backboard 5 are installed with anti-pinch device 21, can To avoid basketball from clipping between backboard 5 and ring 6;Counting device 22, the lower section peace of the ring 6 are installed on the ring 6 Equipped with net 7, the top of the cantilever 4 is provided with solar panel 23, display screen 24, lighting device 20 and upper connecting rod 25, institute Solar panel 23 is stated to be arranged on the middle part of the cantilever 4 by fix bar and be electrically connected with the electrical storage device 11, institute Display screen 24 is stated provided with timing panel and score panel and is fixedly mounted on by column on the cantilever 4, be can be achieved automatic Timing and counting, offer convenience to match;The lighting device 20 is located at the both sides of display screen 24, facilitates sportsman to beat at night Ball;Described one end of upper connecting rod 25 is connected on the cantilever 4, and the other end is connected on flexible silk 26, and the flexible silk 26 is fixed Be connected to the top of the backboard 5, the oil cylinder 8, electrical storage device 11, control panel 13, hydraulic lift, display screen 24, Lighting device 20, time set 10, counting device 22 are electrically connected with the microcontroller 9.
It is preferred that, in addition to support meanss 27, the support meanss 27 include outer barrel, inner cylinder and locking mechanism, described interior Jacket casing is in the outer barrel and can be moved relative to the outer barrel, and one end of the outer barrel and the middle part of the lifting support 2 are lived Dynamic connection, one end that one end of the inner cylinder is connected with the cantilever 4 and the telescope support 3 is flexibly connected;The base 1 is Balancing weight 29 is additionally provided with inside two ends highly different hollow structure, the base 1;The backboard 5 is armorplate glass, described The communication of microcontroller 9 is connected to remote terminal, and the boss 14 is located at three peripheries of the base 1, the top of boss 14 Provided with anti-skid rubber cushion;The hemispherical groove 15 is four, and the hemispherical groove 15 is located at the centre of the base 1;Institute Telescope support 3 is stated to be additionally provided with multiple horizon bars 28 between two, and two telescope supports 3;The upper connecting rod 25 and institute It is two to state flexible silk 26, the flexible silk 26 be symmetrically fixed on the top of the both sides of backboard 5 and with the upper connecting rod 25 Connection, is allowed to keep level to adjust the backboard 5;The movable pulley 17 is four, is distributed in the corner of the base 1 simultaneously Provided with locking device, the locking device is used to fix the movable pulley 17.
In the present embodiment, referring again to Fig. 1 and Fig. 2, the multifunction hydraulic basketball stands operate the control panel 13, the microcontroller 9, which is received, to be passed to corresponding intrument by electric signal after the action command of the control panel 13 and then holds Row corresponding actions;The height of basketball stands is set by the control panel 13, the telescope support 3, motor start-up band is unlocked Hydrodynamic press pump, the hydraulic lift work of the lifting support 2 is controlled by the microcontroller 9 according to the altitude information of setting Make, so as to drive the cantilever 4 to lift, and then realize the height regulation of the basketball stands, adapt to the basketball hobby of different age group Person.The time set 10 is used for timing, and time data is sent into the microcontroller 9, the microcontroller 9 according to when Between data acquisition fixture, and fixture is passed through into the timing Display panel on the display screen 24, the counting device 22 include sensor, and the sensor is used to obtain goal data, and goal data are sent into the micro-control by electric signal Device 9 processed, the microcontroller 9 passes through on the display screen 24 according to goal data acquisition goal fraction, and by goal fraction Score Display panel.By operating the light switch on the control panel 13 to realize illumination, it is easy to sportsman to play ball at night.Institute Stating microcontroller 9 controls the electrical storage device 11 to carry out discharge and recharge, and during charging, the solar panel 23 converts solar energy For electric energy, and the electric energy of acquisition is stored in the electrical storage device 11;During electric discharge, the electrical storage device 11 is used as whole basketball stands Power supply, be that basketball stands are powered, energy-conserving and environment-protective.The storage tank 12 and the hook 18 are used to place carry-on articles, institute The leg pressing that horizon bar 28 is stated for pre-games is warmed up, and reduces chance of injury, the boss 14 and the hemispherical groove 15, for ball Member's rest and placement basketball, the anticollision cushion 16 can avoid sportsman from being hit and injured, the anti-pinch because occurring with the base 1 Device 21 can avoid basketball from clipping between the backboard 5 and the ring 6, and the movable pulley 17 can be easy to the movement of equipment, institute Stating balancing weight 29 is used to balance basketball stands to prevent basketball stands from toppling over, and the microcontroller 9 can pass through the time set 10 With the cooperation of the counting device 22, the use state of the basketball stands is known, and the use state data communication is connected to far Journey terminal, is easy to basket ball fan to find the basketball stands that nobody uses in time.
Referring to Fig. 3, the multifunction hydraulic basketball stands, release the locking of the support meanss 27 first during folding, will Lock handle rotate counterclockwise, locks bolt band by the left and right screw thread on the telescope support 3 and moves the separation of left and right lock nut, Make inner cylinder flexible freely.The control panel 13 is operated, the microcontroller 9 receives the action command of the control panel 13 Motor is passed to by electric signal afterwards, motor start-up drives hydraulic pump, and the oil cylinder 8 is shunk, and drives the lifting Support 2 is rotated down, and drives the cantilever 4 and the telescope support 3 to decline simultaneously by four-bar linkage structure, so as to realize basketball The folding process of frame.
The utility model is vdiverse in function, meets many-sided demand of sportsman;, can by provided with rotating shaft, oil cylinder and movable pulley Come so that backboard is laid down, reduce space-consuming, maintain easily, especially facilitate and moved in the case of limited height system, It can adapt to various occasions;By the way that the height of ring can be adjusted according to sportsman's height provided with hydraulic lift, it is applicable to The basket ball fan of different age group uses;By provided with anticollision cushion, can avoid sportsman because with base occur hit and by Wound;By that provided with anti-pinch device, basketball can be avoided to clip between backboard and ring;By provided with horizon bar, being available for sportsman to transport It is dynamic warm-up, reduce chance of injury;By provided with boss and hemispherical groove, facilitating sportsman to rest and placing basketball;By provided with Solar panel, can be achieved energy-conserving and environment-protective;By provided with lighting device, facilitating sportsman to play ball at night;By provided with display screen, Self-clocking and counting can be achieved, is offered convenience to match;By provided with hook and storage tank, facilitating sportsman to place vade mecum Product;By setting microcontroller communication to be connected to remote terminal, it is easy to basket ball fan to find the basketball stands that nobody uses in time, It is practical by provided with control panel, facilitating sportsman to operate.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality New technical scheme and its design is subject to equivalent substitution or change, should all cover within protection domain of the present utility model.

Claims (10)

1. a kind of multifunction hydraulic basketball stands, including base(1), cantilever(4), backboard(5), ring(6), it is characterised in that:Also Including lifting support(2)And telescope support(3), the base(1)Inside is provided with oil cylinder(8), microcontroller(9), time set (10), electrical storage device(11), storage tank(12), the base(1)Top is provided with control panel(13), boss(14)And hemispherical Groove(15), the base(1)Front is provided with anticollision cushion(16), the base(1)Lower section is additionally provided with movable pulley(17), it is described Oil cylinder(8)Located at the base(1)It is interior and pass through piston rod and the lifting support(2)Connection, the lifting support(2)Inside set There are hydraulic lift, the lifting support(2)Provided with hook(18), the lifting support(2)Bottom be articulated with it is described Base(1)One end, top passes through rotating shaft and the cantilever(4)It is flexibly connected, the telescope support(3)It is provided with left and right screw thread Interlock retaining mechanism, the telescope support(3)Bottom be articulated with the base(1)The other end, top and the cantilever(4) One end be flexibly connected, the cantilever(4)The other end pass through frame(19)With the backboard(5)Bottom connection, the basket Plate(5)Bottom is provided with ring by horizontal stand(6), the ring(6)With the backboard(5)Between horizontal stand both sides set There is anti-pinch device(21), the ring(6)It is provided with counting device(22), the ring(6)Lower section be provided with net(7), institute State cantilever(4)Top be provided with solar panel(23), display screen(24), lighting device(20)And upper connecting rod(25), it is described Solar panel(23)The cantilever is arranged on by fix bar(4)Middle part and with the electrical storage device(11)Electrically connect Connect, the display screen(24)Provided with timing panel and score panel and the cantilever is fixedly mounted on by column(4)On, institute State lighting device(20)Located at the display screen(24)Both sides, the upper connecting rod(25)One end is connected to the cantilever(4)On, separately One end is connected to flexible silk(26)On, the flexible silk(26)It is fixedly connected on the backboard(5)Top, the oil cylinder(8)、 Electrical storage device(11), control panel(13), hydraulic lift, display screen(24), lighting device(20), time set(10)、 Counting device(22)With the microcontroller(9)It is electrically connected with.
2. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:Also include support meanss(27), The support meanss(27)Including outer barrel, inner cylinder and locking mechanism, the inner cylinder is placed in the outer barrel and can be relative to described Outer barrel is moved, one end of the outer barrel and the lifting support(2)Middle part be flexibly connected, one end of the inner cylinder with it is described outstanding Arm(4)With the telescope support(3)Connected one end is flexibly connected.
3. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The base(1)It is high for two ends The different hollow structure of degree, the base(1)Inside is additionally provided with balancing weight(29).
4. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The backboard(5)For tempering glass Glass plate.
5. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The microcontroller(9)Communication It is connected to remote terminal.
6. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The boss(14)Located at described Base(1)Three peripheries, the boss(14)Top is provided with anti-skid rubber cushion.
7. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The hemispherical groove(15)For Four, the hemispherical groove(15)Located at the base(1)Centre.
8. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The telescope support(3)For two It is individual, and two telescope supports(3)Between be additionally provided with multiple horizon bars(28).
9. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The upper connecting rod(25)With it is described Flexible silk(26)It is two, the flexible silk(26)Symmetrically it is fixed on the backboard(5)The top of both sides and with the pull-up Bar(25)Connection.
10. a kind of multifunction hydraulic basketball stands according to claim 1, it is characterised in that:The movable pulley(17)For four It is individual, it is distributed in the base(1)Corner and provided with locking device.
CN201720071754.5U 2017-01-20 2017-01-20 A kind of multifunction hydraulic basketball stands Active CN206587367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720071754.5U CN206587367U (en) 2017-01-20 2017-01-20 A kind of multifunction hydraulic basketball stands

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720071754.5U CN206587367U (en) 2017-01-20 2017-01-20 A kind of multifunction hydraulic basketball stands

Publications (1)

Publication Number Publication Date
CN206587367U true CN206587367U (en) 2017-10-27

Family

ID=60128637

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720071754.5U Active CN206587367U (en) 2017-01-20 2017-01-20 A kind of multifunction hydraulic basketball stands

Country Status (1)

Country Link
CN (1) CN206587367U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108671507A (en) * 2018-07-19 2018-10-19 曾早生 A kind of environment-friendly type basketball training basket shooting apptss
CN109157816A (en) * 2018-09-07 2019-01-08 江苏叙然信息科技有限公司 A kind of match special-purpose multifunctional basketball stands
CN110251911A (en) * 2019-07-17 2019-09-20 北京东方永兴教学设备有限公司 Wireless frequency conversion intelligent type electric hydaulic basketball stands
CN112451939A (en) * 2020-10-30 2021-03-09 温州大学 Novel adjustable electric basketball stand

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108671507A (en) * 2018-07-19 2018-10-19 曾早生 A kind of environment-friendly type basketball training basket shooting apptss
CN109157816A (en) * 2018-09-07 2019-01-08 江苏叙然信息科技有限公司 A kind of match special-purpose multifunctional basketball stands
CN110251911A (en) * 2019-07-17 2019-09-20 北京东方永兴教学设备有限公司 Wireless frequency conversion intelligent type electric hydaulic basketball stands
CN112451939A (en) * 2020-10-30 2021-03-09 温州大学 Novel adjustable electric basketball stand

Similar Documents

Publication Publication Date Title
CN206587367U (en) A kind of multifunction hydraulic basketball stands
CN204541369U (en) Stool is taken out at a kind of end for kitchen use
CN204972924U (en) Height -adjustable's multi -functional basketball stands
CN107500145B (en) A kind of Mobile hoisting takes off bar apparatus
CN103032686A (en) Anti-wind structure and mobile lamp
CN112301682A (en) Multifunctional clothes airing system
CN105944350A (en) Multifunctional basket stand with automatic counting function
CN107776460A (en) A kind of multifunction power engineering truck
CN211582193U (en) Multi-gear boosting lifting storage cabinet
CN107581772A (en) A kind of multi-function computer workstation
CN210472956U (en) Latin dance leg training equipment
CN207898903U (en) A kind of outdoor Multifunction basketball stands
CN207769028U (en) A kind of physical education parallel bars
CN206508494U (en) A kind of physical education basketball stands
CN216629590U (en) Adjustable basketball frame
CN205867479U (en) Basketball stands that possess illumination function
CN107670239A (en) A kind of health and fitness facilities
CN113332690A (en) Multidirectional martial art balance training device with automatic protection
CN106730722A (en) A kind of basketball shooting training device
CN208274353U (en) Desk with automatic contraction platform panel construction
CN218129860U (en) Movable electric folding basketball stand
CN201200262Y (en) Lifting-type multipurpose clothing hanger
CN201083032Y (en) Tent convenient for bracing and retracting
CN204798764U (en) Basketball stand
CN208418513U (en) A kind of energy-saving telescopic street lamp

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant