CN208894364U - A kind of glass breaker - Google Patents

A kind of glass breaker Download PDF

Info

Publication number
CN208894364U
CN208894364U CN201821166186.8U CN201821166186U CN208894364U CN 208894364 U CN208894364 U CN 208894364U CN 201821166186 U CN201821166186 U CN 201821166186U CN 208894364 U CN208894364 U CN 208894364U
Authority
CN
China
Prior art keywords
pillar
motor
connecting rod
crushing head
plate
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
CN201821166186.8U
Other languages
Chinese (zh)
Inventor
于楠楠
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.)
Huancheng (shanghai) New Material Science And Technology Development Co Ltd
Original Assignee
Huancheng (shanghai) New Material Science And Technology Development 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 Huancheng (shanghai) New Material Science And Technology Development Co Ltd filed Critical Huancheng (shanghai) New Material Science And Technology Development Co Ltd
Priority to CN201821166186.8U priority Critical patent/CN208894364U/en
Application granted granted Critical
Publication of CN208894364U publication Critical patent/CN208894364U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/60Glass recycling

Landscapes

  • Disintegrating Or Milling (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The utility model discloses a kind of glass breakers, including bottom plate and the first pillar, the left and right sides center of the bottom plate is connected with the first pillar, the top of first pillar is connected with fixed plate, the top dead center position of the fixed plate is connected with first motor, and the bottom end of the first motor is connected with connecting rod, and top and the fixed plate of the supporting plate are fixedly linked, second pillar is fixedly linked with bottom plate, is equipped with broken wheel at left and right sides of the bottom end inner wall of the connecting tube.This is used for a kind of glass breaker, pass through the cooperation of first motor, fixed plate, connecting rod and crushing head, the quick stirring reached to glass is broken, it is in the same size volume of waste has been reached, the biggish waste of volume is squeezed, next processing is brought conveniently, very big convenience is brought to the worker of processing waste, it is easy to operate, it is broken to effective stirring of glass waste.

Description

A kind of glass breaker
Technical field
The utility model relates to Waste Disposal Technology field, specially a kind of glass breaker.
Background technique
Glass waste is crushed before recycling and reusing, is then reheated and is remake.In broken process In, glass has certain risk, is easy to hurt staff.Also, the shapes and sizes of glassware waste are each Formula various kinds has many cylinders, and spherical or arc surface is easy to be overlapped mutually and roll in shattering process, forms stable branch Support, and machine is caused to dally, prior art majority is solved the above problems using vibration-type, but is shaken and caused to be attached to machine Influence it is also very serious.
Utility model content
The purpose of this utility model is to provide a kind of glass breakers, to solve mentioned above in the background art ask Topic.To achieve the above object, the utility model provides the following technical solutions: a kind of glass breaker, including bottom plate and first Pillar, the left and right sides center of the bottom plate are connected with the first pillar, and the top of first pillar is connected with fixed plate, The top dead center position of the fixed plate is connected with first motor, and the shaft end of the first motor is connected with connecting rod, the company Extension bar is through fixed plate, the connecting rod and fixed plate clearance fit, is set with first bearing in the connecting rod, and described first The outer wall of bearing is connected with supporting plate, and top and the fixed plate of the supporting plate are fixedly linked, and the other end of the connecting rod is connected with Crushing head, the upper surface center of the bottom plate are inserted with connecting tube, and the connecting tube is fixedly linked with bottom plate, the connecting tube Top be connected with oviduct, the crushing head is arranged in oviduct, and crushing head, loudspeaker inside pipe wall form circular passage, institute The outer wall fitting annulate lamella of oviduct is stated, the bottom end of the ring flat-plate is connected with the second pillar, and second pillar is fixed with bottom plate It is connected, broken wheel group, including two mutually matched broken wheels is equipped with inside the connecting tube, the broken wheel passes through the second axis It holds and is rotatedly connected with connecting tube, connecting tube is run through at the main shaft both ends of the broken wheel, and the main shaft of the broken wheel is connected with second Gear, the second gears intermeshing of two broken wheels, the side of the bottom plate are connected with motor cabinet, on the motor cabinet It is connected with the second motor, second motor output shaft is connected with first gear, and the first gear engages phase with second gear Even.
The crushing head is spindle shape, and helicla flute, crushing head fixing end and connecting rod is arranged on crushing head.
The crushing head is truncated conical shape, and helicla flute is arranged on crushing head side wall, and the bottom surface of crushing head towards broken wheel is Plane or outwardly projecting arc surface, crushing head fixing end and connecting rod.
First pillar is connect by lifting device with bottom plate.
The lifting device is hydraulic elevator or screw elevator.
Several protrusions are set in the setting of loudspeaker inside pipe wall, and protrusion is matched with the helicla flute of crushing head, and there are gaps.
The bottom end quadrangle of the bottom plate is connected with third pillar, is connected with fixed case on the inside of the third pillar, institute It states fixed case to be connected with the bottom end of connecting tube, is provided with sliding slot, the sliding slot at left and right sides of the bottom end inner wall of the fixed case Inner cavity in the left and right sides be equipped with sliding block, the sliding block and sliding slot sliding are clamped, and the top of the sliding block is connected with pull-out box, The left-hand face of the pull-out box is connected with handle.
The outer wall of the handle is socketed rubber sleeve.
The top of the fixed plate is plugged with motor cover.
The bottom end of the third pillar is connected with rubber pad.
Compared with prior art, the utility model has the beneficial effects that this is used for a kind of glass breaker, pass through first The cooperation of motor, fixed plate, connecting rod and crushing head has reached the quick stirring to glass waste especially vial and has broken It is broken, so that waste is quickly become fragment, by the second motor, the cooperation of first gear, second gear, bearing and broken wheel, reaches It is almost the same to glass fragment volume size, next processing is brought conveniently, the worker of processing waste is brought Very big convenience, it is easy to operate, it is broken to effective stirring of glass waste.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the structural schematic diagram of the right view section of Fig. 1;
Fig. 3 is the structural schematic diagram that the broken wheel of Fig. 2 is overlooked;
Fig. 4 is the attachment structure schematic diagram of Fig. 1 connecting rod and supporting plate;
Fig. 5 is the structural schematic diagram of spindle shape crushing head;
Fig. 6 is the structural schematic diagram of truncated conical shape crushing head;
Fig. 7 is crushing head working state schematic representation.
In figure: 1, bottom plate, the 2, first pillar, 3, fixed plate, 4, motor cover, 5, first motor, 6, connecting rod, 7, supporting plate, 8, the second pillar, 9, ring flat-plate, 10, oviduct, 11, crushing head, 12, connecting tube, 13, first gear, the 14, second motor, 15, electricity Base, 16, third pillar, 17, sliding block, 18, sliding slot, 19, fixed case, 20, pull-out box, 21, first bearing, 22, rubber sleeve, 23, handle, 24, broken wheel, 25, second bearing, 26, second gear, 27, rubber pad, 28, thread groove, 29, crushing head fixes End, 30, lifting device, 31, protrusion, 32, glass.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
A kind of glass breaker, it is characterised in that: including bottom plate 1 and the first pillar 2, the left and right sides of the bottom plate 1 Center is connected with the first pillar 2, and the top of first pillar 2 is connected with fixed plate 3, in the top of the fixed plate 3 Heart position is connected with first motor 5, and the shaft end of the first motor 5 is connected with connecting rod 6, and the connecting rod 6 is through fixation Plate 3, the connecting rod 6 and 3 clearance fit of fixed plate are set with first bearing 21 in the connecting rod 6, the first bearing 21 Outer wall is connected with supporting plate 7, and top and the fixed plate 3 of the supporting plate 7 are fixedly linked, and the other end of the connecting rod 6 is connected with brokenly Broken head 10, the upper surface center of the bottom plate 1 are inserted with connecting tube 12, and the connecting tube 12 is fixedly linked with bottom plate 1, described The top of connecting tube 12 is connected with oviduct 11, and the crushing head 10 is arranged in oviduct 11, in crushing head 10, oviduct 11 Wall forms circular passage, and the outer wall of the oviduct 11 is bonded annulate lamella 9, and the bottom end of the ring flat-plate 9 is connected with the second pillar 8, Second pillar 8 is fixedly linked with bottom plate 1, is equipped with inside the connecting tube 12 and is crushed wheel group, including two mutually matched Broken wheel 24, the broken wheel 24 are rotatedly connected by second bearing 25 with connecting tube 12, the main shaft both ends of the broken wheel 24 Through connecting tube 12, the main shaft of the broken wheel 24 is connected with second gear 26,26 phase of the second gear of two broken wheels Mutually engagement, the side of the bottom plate 1 is connected with motor cabinet 15, is connected with the second motor 14 on the motor cabinet 15, and described second 14 output shaft of motor is connected with first gear 13, and the first gear 13 is engaged with second gear 26 to be connected.
First pillar 2 plays the fixed effect of support to fixed plate 3, and the top of fixed plate 3 is plugged with motor cover 4, motor 4 sets of cover is in first motor 5, and preventing first motor 5 from entering dust influences work, and the top dead center position of fixed plate 3 is connected with First motor 5, the bottom end of first motor 5 are connected with connecting rod 6, and the rotation of first motor 5 drives connecting rod 6 to rotate, and connecting rod 6 is passed through It is through at fixed plate 3, connecting rod 6 and 3 clearance fit of fixed plate, connecting rod 6 can rotate in fixed plate, the outer wall of connecting rod 6 It is connected with first bearing 21, the outer wall of first bearing 21 is connected with supporting plate 7, and supporting plate 7 is by first bearing 21 to connecting rod 6 Support will not influence the rotation of connecting rod 6, and top and the fixed plate 3 of supporting plate 7 are fixedly linked, and the bottom end of connecting rod 6 is connected with crushing head 10, the rotation of connecting rod 6 rotates crushing head 10, and the upper surface center of bottom plate 1 is inserted with connecting tube 12, connecting tube 12 and bottom plate 1 is fixedly linked, and connecting tube 12 is fixedly linked with bottom plate 1, and the top of connecting tube 12 is connected with oviduct 11, the inner wall of oviduct 11 It fits with crushing head 10, crushing head 10 can rotate in the inner cavity of oviduct 11, and the outer wall of oviduct 11 is bonded annulate lamella 9, the bottom end of ring flat-plate 9 is connected with the second pillar 8, and ring flat-plate 9 plays the support to oviduct 11, the second pillar 8 and 1 stationary phase of bottom plate Even, broken wheel 24 is equipped at left and right sides of the bottom end inner wall of connecting tube 12, there are two broken for the bottom end inner wall installation of connecting tube 12 Wheel 24 be crushed wheel 24 and is rotatedly connected with connecting tube 12 by second bearing 25, it is broken take turns 24 pass through second bearing 25 can be It is rotated in the inner cavity of connecting tube 12, the upper and lower ends for being crushed wheel 24 run through connecting tube 12, and the bottom end of broken wheel 24 is connected with second Gear 26, left and right sides second gear 26 are intermeshed, and the right side bottom end of bottom plate 1 is connected with motor cabinet 15, motor cabinet 15 it is upper Surface is connected with the second motor 14, and the left side of the second motor 14 is connected with first gear 13, first gear 13 and the second tooth of left side 26 engagement of wheel is connected, and the rotation of the second motor 14 drives first gear 13 to rotate, and the rotation of first gear 13 is to drive two broken wheels 24 turn to the inside.
24 device parts of the broken wheel can also be carried out using the technology of the broken grinding wheel in ZL201310569266.3 or The well-known technique of 24 device of broken wheel of other similar the utility model carries out.
When a kind of glass breaker begins to use, first motor 5 and extraneous power supply are connected, first motor after connection 5 start to work, and first motor 5 will drive the rotation of connecting rod 6, when connecting rod 6 rotates, are mounted on the broken of 6 bottom end of connecting rod First 10 start turning, and crushing head 10 can rotate in the inner cavity of oviduct 11, when crushing head 10 is rotated by glass to be treated Glass waste is poured into oviduct 11 using forklift or other modes, and crushing head 10 and oviduct 11 cooperate, glass waste In circular passage, by the rotation of crushing head 10 and the male cooperation of side wall, so that the gap size of circular passage changes, Oppress glass carry out it is tentatively broken, since waste becomes after solid that volume is in different size to bring not next processing Just, the waste of solid enters in connecting tube 6, and the second motor 14 is connect with extraneous power supply, rotates the second motor 14, the second electricity Machine 14 will drive the rotation of second gear 26 when rotating, second gear 26 rotates the broken wheel that can make to be mounted in 6 inner cavity of connecting tube 24 rotations, broken 24 rotation of wheel, which squeeze to the biggish waste of volume, smashes, and the waste after smashing is from the bottom of connecting tube 6 End discharge, is further processed.
Embodiment 2
On the basis of embodiment 1, the bottom end quadrangle of the bottom plate 1 is connected with 16 third pillar of third pillar, 16 conduct Support baseboard 1, the bottom end of third pillar 16 are connected with rubber pad 27, and the material of rubber pad 27 is hard rubber material, is played shockproof The left and right of buffering, the inside of third pillar 16 are connected with fixed case 19, and fixed case 19 is connected with the bottom end of connecting tube 12, processing The waste crossed can be entered by connecting tube in the inner cavity for the pull-out box 20 installed in fixed case 19, the bottom end inner wall of fixed case 19 The left and right sides is provided with sliding slot 18, and the left and right sides is equipped with sliding block 17 in the inner cavity of sliding slot 18, and sliding block 17 and the sliding of sliding slot 18 block It connects, the top of sliding block 17 is connected with pull-out box 20, and pull-out box 20 can be from the inner cavity of fixed case 19 by sliding block 17 and sliding slot 18 Middle pull-out, the left-hand face of pull-out box 20 are connected with handle 23, and pull handle 23 can pull out pull-out box 20, outside handle 23 Wall is socketed rubber sleeve 22, and the material of the rubber sleeve 22 is soft rubber material, plays the role of increasing frictional force.Pull-out box 20 For collecting broken glass.
Embodiment 3
On the basis of embodiment 1, change the connection type of the first pillar 2, increase lifting device, first pillar 2 It is connect by lifting device with bottom plate 1.The lifting device is hydraulic elevator or screw elevator.Liquid is driven by hydraulic station Press elevator or motor drive screw elevator.
It is reciprocal to promote or decline 10 position of crushing head by the movement of elevating mechanism in 10 rotary course of crushing head, So that the spacing with oviduct changes, it is suitble to vial of different sizes that can be handled, be not in folder extremely or blocks Firmly the problem of.And using truncated conical shape crushing head, during up and down motion, helicla flute can guide broken glass to Lower quickly movement, in motion process from top to bottom, the bottom surface of crushing head towards broken wheel is plane or outwardly projecting circular arc Face can force broken glass to move and pressurize to broken wheel, increase broken speed and efficiency.
Several protrusions are set in the setting of 11 inner wall of oviduct, raised size and height are different from, so that broken Broken head 10 rotates, during lifting, the spacing real-time change of helicla flute 28 and 11 inner wall of oviduct protrusion, vial or glass Fragment be not in be superimposed and mutually support, can Continued downward motion, into broken wheel.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", The orientation or position of the instructions such as " middle part ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, and It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore It should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", The terms such as " fixation ", " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or at one Body;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, can also indirectly connected through an intermediary, it can To be the interaction relationship of connection or two elements inside two elements, unless otherwise restricted clearly, for this field Those of ordinary skill for, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of glass breaker, it is characterised in that: including bottom plate (1) and the first pillar (2), the left and right of the bottom plate (1) Two sides center is connected with the first pillar (2), and the top of first pillar (2) is connected with fixed plate (3), the fixed plate (3) top dead center position is connected with first motor (5), and the shaft end of the first motor (5) is connected with connecting rod (6), described Connecting rod (6) is through fixed plate (3), the connecting rod (6) and fixed plate (3) clearance fit, is set on the connecting rod (6) The outer wall of first bearing (21), the first bearing (21) is connected with supporting plate (7), the top and fixed plate (3) of the supporting plate (7) It is fixedly linked, the other end of the connecting rod (6) is connected with crushing head (10), and the upper surface center of the bottom plate (1) is inserted Have connecting tube (12), the connecting tube (12) is fixedly linked with bottom plate (1), and the top of the connecting tube (12) is connected with oviduct (11), in oviduct (11), crushing head (10), oviduct (11) inner wall form circular passage for crushing head (10) setting, The outer wall of the oviduct (11) is bonded annulate lamella (9), and the bottom end of the ring flat-plate (9) is connected with the second pillar (8), and described second Pillar (8) is fixedly linked with bottom plate (1), is equipped with inside the connecting tube (12) and is crushed wheel group, including two mutually matched broken Broken wheel (24), the broken wheel (24) are rotatedly connected by second bearing (25) with connecting tube (12), the broken wheel (24) Connecting tube (12) are run through at main shaft both ends, and the main shaft of the broken wheel (24) is connected with second gear (26), the institute of two broken wheels Second gear (26) intermeshing is stated, the side of the bottom plate (1) is connected with motor cabinet (15), affixed on the motor cabinet (15) Have the second motor (14), the second motor (14) output shaft is connected with first gear (13), the first gear (13) and the Two gears (26) engagement is connected.
2. a kind of glass breaker according to claim 1, it is characterised in that: the crushing head (10) is the spindle bodily form Helicla flute (28) are arranged on crushing head (10) in shape, crushing head fixing end (29) and connecting rod (6).
3. a kind of glass breaker according to claim 1, it is characterised in that: be arranged in the setting of oviduct (11) inner wall Several protrusions, protrusion are matched with the helicla flute (28) of crushing head (10), and there are gaps.
4. a kind of glass breaker according to claim 1, it is characterised in that: the bottom end quadrangle of the bottom plate (1) is equal It is connected with third pillar (16), is connected with fixed case (19) on the inside of the third pillar (16), the fixed case (19) and company The bottom end of adapter tube (12) is connected, and is provided with sliding slot (18), the sliding slot at left and right sides of the bottom end inner wall of the fixed case (19) (18) left and right sides is equipped with sliding block (17) in inner cavity, and the sliding block (17) and sliding slot (18) sliding are clamped, the sliding block (17) top is connected with pull-out box (20), and the left-hand face of the pull-out box (20) is connected with handle (23).
5. a kind of glass breaker according to claim 4, it is characterised in that: the outer wall of the handle (23) is socketed with Rubber sleeve (22).
6. a kind of glass breaker according to claim 1, it is characterised in that: the top grafting of the fixed plate (3) There are motor cover (4).
7. a kind of glass breaker according to claim 4, it is characterised in that: the bottom end of the third pillar (16) is solid It is connected to rubber pad (27).
CN201821166186.8U 2018-07-23 2018-07-23 A kind of glass breaker Active CN208894364U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821166186.8U CN208894364U (en) 2018-07-23 2018-07-23 A kind of glass breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821166186.8U CN208894364U (en) 2018-07-23 2018-07-23 A kind of glass breaker

Publications (1)

Publication Number Publication Date
CN208894364U true CN208894364U (en) 2019-05-24

Family

ID=66567906

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821166186.8U Active CN208894364U (en) 2018-07-23 2018-07-23 A kind of glass breaker

Country Status (1)

Country Link
CN (1) CN208894364U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110237922A (en) * 2019-07-08 2019-09-17 浙江双金机械集团股份有限公司 A kind of impact crusher
CN110328217A (en) * 2019-07-15 2019-10-15 福清市茂顺包装有限公司 A kind of crushing packing apparatus for broken glass

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110237922A (en) * 2019-07-08 2019-09-17 浙江双金机械集团股份有限公司 A kind of impact crusher
CN110328217A (en) * 2019-07-15 2019-10-15 福清市茂顺包装有限公司 A kind of crushing packing apparatus for broken glass

Similar Documents

Publication Publication Date Title
CN208894364U (en) A kind of glass breaker
CN110270928B (en) Safe and intelligent polishing machine for workpieces
CN108749960A (en) A kind of one-stop dismantling technique of kart
CN109910203A (en) A kind of environmental protection equipment convenient for metal and plastic composite separation and recovery
CN110215957A (en) A kind of engineering construction crusher
CN108722618A (en) Glass breaker
CN108907993A (en) A kind of hardware workpiece grinding device
CN209476434U (en) One kind helping weldering flux production grinding device
CN207532900U (en) A kind of sewage disposal equipment
CN215353734U (en) Slag collecting device for boiler
CN214135440U (en) Ball table grinding device with function is collected to sweeps
CN208591901U (en) A kind of continuous feeding equipment for solid waste processing
CN210436439U (en) A reducing mechanism for new energy automobile discarded tire
CN106334842A (en) Equipment for removing residual materials on surfaces of bolts
CN208065912U (en) A kind of OIL IN LUBRICATING OIL PRODUCTION filter device
CN208165801U (en) A kind of environmentally friendly recyclable device of municipal garbage
CN218590628U (en) Raw material crushing device for secondary aluminum production
CN216499764U (en) Ball mill device convenient to garbage collection
CN108994220A (en) A kind of reinforcing bar cutter device being conveniently replaceable cutter head
CN109371595A (en) Raw material cleaning device is used in the short fine geotextiles production of one kind
CN208358882U (en) A kind of simple type release film guillotine
CN208642875U (en) A kind of road construction refuse disposal installation
CN216802987U (en) Double-station grinding mechanism for ceramic processing
CN216807935U (en) Screw lifting type elevator
CN212399022U (en) Can collect automatic equipment of polishing of bearing ring of waste material

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant