CN216031096U - Rotary slicer - Google Patents

Rotary slicer Download PDF

Info

Publication number
CN216031096U
CN216031096U CN202121936616.1U CN202121936616U CN216031096U CN 216031096 U CN216031096 U CN 216031096U CN 202121936616 U CN202121936616 U CN 202121936616U CN 216031096 U CN216031096 U CN 216031096U
Authority
CN
China
Prior art keywords
cavity
cutting
chamber
conveying
medicinal material
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
CN202121936616.1U
Other languages
Chinese (zh)
Inventor
吴晓浩
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.)
Chengdu Huayin Medical Laboratory Co ltd
Original Assignee
Chengdu Huayin Medical Laboratory 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 Chengdu Huayin Medical Laboratory Co ltd filed Critical Chengdu Huayin Medical Laboratory Co ltd
Priority to CN202121936616.1U priority Critical patent/CN216031096U/en
Application granted granted Critical
Publication of CN216031096U publication Critical patent/CN216031096U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Crushing And Pulverization Processes (AREA)

Abstract

The utility model provides a rotary slicer, comprising: a box body and a feed hopper, sieve check and collection device, the inside cavity that is of box, one side of box is provided with first opening, first opening part is provided with the mounting panel that is used for sealing it, the inside of cavity is provided with separates it for the baffle in transport chamber and separation chamber, the feeder hopper sets up the top at the box, be provided with the feed inlet on the baffle, it is provided with conveying component to carry the intracavity, it is provided with the cutting component who is used for cutting the medicinal material into pieces to select separately the intracavity, sieve check slope ground sets up in selecting separately the intracavity, collection device is used for collecting the medicinal material piece, be provided with on the mounting panel with select separately the first material mouth of getting of chamber intercommunication, it gets the material mouth to be provided with the second that communicates with the separation chamber on the box lateral wall of mounting panel, second gets material mouth department and is provided with the switching door that is used for switching it, the problem that the artifical piece that filters among the tablet that exists among the prior art is inefficient and is not convenient for carrying out recycle to the piece after filtering is solved.

Description

Rotary slicer
Technical Field
The utility model relates to the technical field of slicing machines, in particular to a rotary type slicing machine.
Background
The chinese-medicinal material is at the in-process of processing, generally need the slicer to slice the medicinal material, then carry the medicinal material after will slicing to process in next process, current slicer though can cut the medicinal material into pieces, but mix the piece that has the medicinal material in the medicinal material piece after the cutting, in order to improve the quality of follow-up tablet production, need the manual piece that will mix in the medicinal material piece of workman to filter, but artifical filterable mode inefficiency, and be not convenient for carry out recycle to the piece after filtering.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a rotary slicer, which solves the problems that the efficiency of manually filtering the fragments in tablets is low and the filtered fragments are inconvenient to recycle in the prior art.
According to an embodiment of the present invention, a rotary slicer comprises: the box body, the feeding hopper, the sieve lattice and the collecting device, wherein the box body is internally provided with a cavity, one side of the box body is provided with a first opening, the first opening is provided with a mounting plate for sealing the first opening, the cavity is internally provided with a partition plate for sequentially separating the cavity into a conveying cavity and a sorting cavity from top to bottom, the feeding hopper is arranged at the top of the box body and used for conveying traditional Chinese medicines into the conveying cavity, the partition plate is provided with a feeding hole for communicating the conveying cavity with the sorting cavity, the conveying cavity is internally provided with a conveying assembly for conveying the traditional Chinese medicines into the feeding hole at a constant speed, the sorting cavity is internally provided with a cutting assembly for cutting the medicinal materials into pieces, the cutting assembly is positioned under the feeding hole, the sieve lattice is obliquely arranged in the sorting cavity, one end of the sieve lattice, close to the feeding hole, is a high end of the sieve lattice, the sieve lattice only allows the medicinal materials to pass through, and the collecting device is positioned under the sieve lattice, the collecting device is used for collecting the medicinal material piece, is provided with on the mounting panel with select separately the first material mouth of getting of chamber intercommunication, deviate from the box lateral wall of mounting panel on be provided with select separately the second material mouth of getting of chamber intercommunication, the second is got material mouthful department and is provided with the opening and closing door that is used for switching it.
Compared with the prior art, the utility model has the following beneficial effects: carry the medicinal material in will carrying the chamber at the uniform velocity to the feed inlet through setting up conveying assembly in carrying the chamber, the medicinal material enters into from feed inlet department and selects separately in the chamber, cut into the medicinal material piece with the medicinal material through setting up the cutting assembly under the feed inlet, the medicinal material piece after the cutting filters through the sieve check that sets up under cutting assembly, the medicinal material piece passes the sieve check and drops to the collection device that lies in under the sieve check, the medicinal material piece then drops to the separation chamber bottom of sieve check one side under the effect of gravity, then can get material piece and medicinal material piece from second material taking opening and first material taking opening department respectively and take out, thereby the realization is separated the medicinal material piece of mixing in the medicinal material piece, the clastic step in the artificial manual separation medicinal material piece of needs has been reduced, also improved work efficiency when lightening workman's burden, also be convenient for the recycle of clastic medicinal material.
Further, the delivery assembly comprises: first motor and auger delivery axle, auger delivery axle set up in carrying the intracavity with rotating, and first motor sets up on the lateral wall of box, and first motor is used for driving the auger delivery axle and will carries the medicinal material in the transport intracavity at the uniform velocity to the feed inlet.
Further, the cutting assembly comprises two cutting cylinders, wherein the two cutting cylinders are all rotated through a rotating shaft and symmetrically arranged under the feed inlet, cutting knives are arranged on the two cutting cylinders, the cutting knives on the two cutting cylinders are distributed in a staggered mode, and a second motor used for driving the two rotating shafts to rotate is arranged on the side wall of the box body.
Preferably, collection device is the collection vehicle, and the collection vehicle is located the sieve check under, and first material taking port is used for supplying the collection vehicle to wear out and selects separately the chamber, and the bottom of collection vehicle is provided with and is used for driving its wheel of walking on ground.
Furthermore, the bottom of mounting panel is provided with the second spout, is provided with the first spout with external intercommunication on the lateral wall of second spout, and the second spout slides and is provided with and is used for the switching the closure plate of first material taking mouth, the closure plate is close to the one end that is provided with the push rod on the lateral wall of first spout, and the other end of push rod is worn out from first spout, push rod and first spout sliding connection.
Still further, including spacing post and retaining member, spacing post sets up at the top of push rod, and spacing post is provided with spacing hole on being close to the lateral wall of mounting panel, and the retaining member sets up the lateral wall at the mounting panel, and the retaining member is used for locking spacing post with spacing hole cooperation, and when the retaining member was with spacing post locking, the closing plate was opened first material taking port.
Further, the locking member includes: the erection column, a spring, spacer pin and driving lever, the erection column sets up on the lateral wall of mounting panel fixedly, the erection column deviates from the sunken mounting groove that forms of lateral wall of mounting panel, the spacer pin sets up in the mounting groove with sliding, the spring also sets up in the mounting groove, under the elasticity of spring, when the spacer pin aligns with spacing pore, the spacer pin inserts in spacing pore, be provided with the third spout with external intercommunication on the lateral wall of mounting groove, the driving lever sets up in the third spout with sliding, the one end of driving lever and the lateral wall fixed connection of spacer pin.
Furthermore, the bottom of the sorting cavity is provided with a supporting plate for supporting the lower end of the sieve grid, a positioning block is arranged on the side wall of the collecting vehicle, which is away from the supporting plate, when the first material taking port is closed by the closing plate, the collecting vehicle is tightly attached to the supporting plate, and the positioning block is tightly attached to the closing plate.
Furthermore, the bottom of the partition board is provided with a baffle, one side of the baffle, which is close to the cutting cylinders, is provided with a stop block, and the stop block is used for enabling medicinal materials to only pass through the two cutting cylinders.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a left side view of the microtome.
Fig. 3 is an enlarged view of a portion a in fig. 1.
In the above drawings: 1. a box body; 2. mounting a plate; 3. a first material taking port; 4. a partition plate; 5. a delivery lumen; 6. a sorting chamber; 7. a feed inlet; 8. screening grids; 9. a first motor; 10. a screw conveying shaft; 11. cutting the cylinder; 12. a rotating shaft; 13. a cutting knife; 14. a second chute; 15. a first chute; 16. a closing plate; 17. a push rod; 18. a limiting column; 19. mounting a column; 20. a spacing pin; 21. a spring; 22. a deflector rod; 23. a third chute; 24. a collection vehicle; 25. a wheel; 26. a support plate; 27. positioning blocks; 28. opening and closing the door; 29. a feed hopper; 30. a baffle plate; 31. and a stop block.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
As shown in fig. 1 and 2, an embodiment of the present invention provides a rotary slicer, including: the box body 1, the feed hopper 29, the sieve lattice 8 and the collecting device, the box body 1 is internally provided with a cavity, one side of the box body 1 is provided with a first opening, the first opening is provided with a mounting plate 2 for sealing the first opening, the cavity is internally provided with a clapboard 4 for separating the cavity into a conveying cavity 5 and a sorting cavity 6 from top to bottom in sequence, the feed hopper 29 is arranged at the top of the box body 1, the feed hopper 29 is used for conveying traditional Chinese medicines into the conveying cavity 5, the clapboard 4 is provided with a feed inlet 7 for communicating the conveying cavity 5 with the sorting cavity 6, the conveying cavity 5 is internally provided with a conveying assembly for conveying the traditional Chinese medicines inside the conveying cavity into the feed inlet 7 at a constant speed, the sorting cavity 6 is internally provided with a cutting assembly for cutting the medicinal materials into pieces, the cutting assembly is positioned under the feed inlet 7, the sieve lattice 8 is obliquely arranged in the sorting cavity 6, one end of the sieve lattice 8, which is close to the feed inlet 7, is the high end of the sieve lattice 8, sieve check 8 only supplies the medicinal material piece to pass through, and collection device is located sieve check 8 under, and collection device is used for collecting the medicinal material piece, is provided with on mounting panel 2 and selects separately the first material mouth 3 of getting of 6 intercommunications in chamber, deviates from the mounting panel 2 and is provided with on the box 1 lateral wall and selects separately the second material mouth of getting of 6 intercommunications in chamber, and the second is got material mouthful department and is provided with the switching door 28 that is used for switching it.
The conveying assembly is arranged in the conveying cavity 5 to convey the medicinal materials in the conveying cavity 5 to the feed inlet 7 at a constant speed, the medicinal materials enter the sorting cavity 6 from the feed inlet 7, the medicinal materials are cut into medicinal material pieces by a cutting assembly arranged under the feed inlet 7, the cut medicinal material pieces are filtered by a sieve lattice 8 arranged under the cutting assembly, the medicinal material pieces pass through the sieve lattice 8 and fall into a collecting device arranged under the sieve lattice 8, the medicinal material pieces fall into the bottom of a sorting cavity 6 at one side of the sieve lattice 8 under the action of gravity, the pieces and pieces of material can then be removed from the second and first openings 3, thereby realize separating the medicinal material piece of mixing in the medicinal material piece, reduced the clastic step in the artifical manual separation medicinal material piece of needs, also improved work efficiency when lightening workman's burden, also be convenient for to the clastic recycle of medicinal material.
Specifically, as shown in fig. 1, the conveying assembly includes: first motor 9 and auger delivery axle 10, auger delivery axle 10 sets up in carrying chamber 5 with rotating, and first motor 9 sets up on the lateral wall of box 1, and first motor 9 is used for driving auger delivery axle 10 and carries the medicinal material in carrying chamber 5 at the uniform velocity to feed inlet 7.
As shown in fig. 1, the cutting assembly includes two cutting cylinders 11, the two cutting cylinders 11 are both rotated by a rotating shaft 12 and symmetrically disposed under the feed port 7, the two cutting cylinders 11 are both provided with cutting knives 13, the cutting knives 13 on the two cutting cylinders 11 are distributed in a staggered manner, and the side wall of the box body 1 is provided with a second motor for driving the two rotating shafts 12 to rotate. The bottom of the partition board 4 is provided with a baffle 30, and one side of the baffle 30 close to the cutting cylinders 11 is provided with a stop 31, and the stop 31 is used for enabling the medicinal materials to only pass through between the two cutting cylinders 11. Set up dog 31 through the one side that is close to cutting section of thick bamboo 11 at baffle 30, prevent not directly to fall to sieve check 8 by the medicinal material of cutting on, can prevent that cutting knife 13 when cutting the medicinal material through setting up baffle 30 simultaneously, the medicinal material piece splashes.
Collection device is collection vehicle 24, and collection vehicle 24 is located sieve check 8 under, is convenient for collect the medicinal material piece that passes sieve check 8, is convenient for take out collection vehicle 24 from first material mouth 3 departments of getting through setting up first material mouth 3 simultaneously, and for the ease of pulling collection vehicle 24, be provided with in collection vehicle 24's bottom and be used for driving its wheel 25 of walking subaerial. Simultaneously, the mounting plate 2 is detachably connected with the box body 1 through screws, so that the mounting plate 2 is convenient to detach, and the interior of the box body 1 is cleaned from the first opening.
As shown in fig. 1 and 3, a second sliding groove 14 is disposed at the bottom of the mounting plate 2, a first sliding groove 15 communicated with the outside is disposed on a side wall of the second sliding groove 14, a closing plate 16 for opening and closing the first material taking port 3 is slidably disposed in the second sliding groove 14, one end of a push rod 17 is disposed on a side wall of the closing plate 16 close to the first sliding groove 15, the other end of the push rod 17 penetrates out of the first sliding groove 15, and the push rod 17 is slidably connected with the first sliding groove 15. Specifically, the vertical downstream of closing plate 16 under the effect of gravity, the tip of final closing plate 16 is hugged closely with the first bottom of getting material mouth 3, and then realizes sealing first material mouth 3 of getting, and selects separately the bottom of chamber 6 and be provided with the backup pad 26 that is used for supporting the 8 low sides of sieve check, be provided with locating piece 27 on the lateral wall that collection car 24 deviates from backup pad 26, work as closing plate 16 is when first material mouth 3 of getting seals, collection car 24 hugs closely with backup pad 26, and locating piece 27 is hugged closely with closing plate 16, prevents that collection car 24 from selecting separately intracavity 6 internal motion, and influences the clastic collection of medicinal material.
As shown in fig. 3, the material taking device further comprises a limiting column 18 and a locking member, wherein the limiting column 18 is arranged at the top of the push rod 17, a limiting hole is formed in the side wall, close to the mounting plate 2, of the limiting column 18, the locking member is arranged on the side wall of the mounting plate 2, the locking member is used for locking the limiting column 18 in cooperation with the limiting hole, and when the locking member locks the limiting column 18, the first material taking port 3 is opened by the closing plate 16. The retaining member includes: erection column 19, spring 21, spacer pin 20 and driving lever 22, erection column 19 sets up on the lateral wall of mounting panel 2 fixedly, erection column 19 deviates from the sunken mounting groove that forms of lateral wall of mounting panel 2, spacer pin 20 sets up in the mounting groove with sliding, spring 21 also sets up in the mounting groove, under spring 21's elasticity, when spacer pin 20 aligns with spacing pore, spacer pin 20 inserts in the spacing pore, be provided with the third spout 23 with external intercommunication on the lateral wall of mounting groove, driving lever 22 sets up in third spout 23 with sliding, driving lever 22's one end and spacer pin 20's lateral wall fixed connection.
Specifically, when the first material taking opening 3 needs to be opened, the push rod 17 is pushed to drive the sealing plate 16 to vertically move upwards in the second sliding groove 14, the sealing plate 16 is completely pushed into the second sliding groove 14, when the limiting hole in the limiting column 18 is aligned with the limiting pin 20, the limiting pin 20 is inserted into the limiting hole under the elastic force of the spring 21, so that the limiting column 18 is fixed, the state that the first material taking opening 3 is opened by the sealing plate 16 is kept, the collecting vehicle 24 is convenient to take out from the first material taking opening 3, when the first material taking opening 3 needs to be closed to prevent the medicinal material fragments from flying out of the first material taking opening 3, the deflector rod 22 is pushed to push the limiting pin 20 out of the limiting hole, and at the moment, the sealing plate 16 closes the first material taking opening 3 again under the action of gravity.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (9)

1. A rotary slicer, comprising: the box body (1), a feed hopper (29), a sieve grid (8) and a collecting device, wherein a cavity is arranged in the box body (1), a first opening is arranged at one side of the box body (1), a mounting plate (2) for sealing the first opening is arranged at the first opening, a partition plate (4) for sequentially separating the cavity into a conveying cavity (5) and a sorting cavity (6) from top to bottom is arranged in the cavity, the feed hopper (29) is arranged at the top of the box body (1), the feed hopper (29) is used for conveying traditional Chinese medicines into the conveying cavity (5), a feed inlet (7) for communicating the conveying cavity (5) with the sorting cavity (6) is arranged on the partition plate (4), a conveying assembly for conveying the traditional Chinese medicines in the conveying cavity (5) into the feed inlet (7) at a constant speed is arranged in the conveying cavity, a cutting assembly for cutting the medicinal materials into pieces is arranged in the sorting cavity (6), the cutting assembly is positioned under the feed inlet (7), sieve check (8) set up in sorting chamber (6) aslope, the one end that sieve check (8) are close to feed inlet (7) is the high-end of sieve check (8), sieve check (8) only supply the medicinal material piece to pass through, collection device is located sieve check (8) under, collection device is used for collecting the medicinal material piece, be provided with on mounting panel (2) and select separately first material mouth (3) of getting of chamber (6) intercommunication, it gets the material mouth to be provided with the second that selects separately chamber (6) intercommunication on box (1) lateral wall that deviates from mounting panel (2), second material mouth department is provided with switching door (28) that are used for switching it.
2. The rotary slicer of claim 1, wherein the transport assembly includes: first motor (9) and auger delivery axle (10), auger delivery axle (10) set up in carrying chamber (5) with rotating, and first motor (9) set up on the lateral wall of box (1), and first motor (9) are used for driving auger delivery axle (10) will carry the medicinal material in chamber (5) at the uniform velocity to feed inlet (7).
3. The rotary slicer according to claim 2, wherein the cutting assembly comprises two cutting drums (11), the two cutting drums (11) are both rotated by the rotating shaft (12) and symmetrically arranged right below the feeding port (7), the cutting knives (13) are arranged on the two cutting drums (11), the cutting knives (13) on the two cutting drums (11) are distributed in a staggered manner, and the side wall of the box body (1) is provided with a second motor for driving the two rotating shafts (12) to rotate.
4. The rotary slicer according to claim 3, wherein the collecting device is a collecting cart (24), the collecting cart (24) is located right below the grid (8), the first material taking opening (3) is used for allowing the collecting cart (24) to pass through the sorting chamber (6), and wheels (25) for driving the collecting cart (24) to walk on the ground are arranged at the bottom of the collecting cart (24).
5. The rotary slicer according to claim 4, wherein the bottom of the mounting plate (2) is provided with a second chute (14), the side wall of the second chute (14) is provided with a first chute (15) communicated with the outside, the second chute (14) is slidably provided with a closing plate (16) for opening and closing the first material taking port (3), the side wall of the closing plate (16) close to the first chute (15) is provided with one end of a push rod (17), the other end of the push rod (17) penetrates out of the first chute (15), and the push rod (17) is slidably connected with the first chute (15).
6. The rotary slicer according to claim 5, further comprising a position-limiting column (18) and a locking member, wherein the position-limiting column (18) is disposed on the top of the push rod (17), a position-limiting hole is disposed on the side wall of the position-limiting column (18) close to the mounting plate (2), the locking member is disposed on the side wall of the mounting plate (2), the locking member is used for locking the position-limiting column (18) in cooperation with the position-limiting hole, and when the locking member locks the position-limiting column (18), the first material taking opening (3) is opened by the closing plate (16).
7. The rotary slicer of claim 6, wherein the locking member includes: erection column (19), spring (21), spacer pin (20) and driving lever (22), erection column (19) set up on the lateral wall of mounting panel (2) fixedly, erection column (19) deviate from the sunken mounting groove that forms of lateral wall of mounting panel (2), spacer pin (20) set up in the mounting groove with sliding, spring (21) also set up in the mounting groove, under the elasticity of spring (21), when spacer pin (20) align with spacing pore, during spacer pin (20) inserted spacing pore, be provided with third spout (23) with external intercommunication on the lateral wall of mounting groove, driving lever (22) set up in third spout (23) with sliding, the one end of driving lever (22) and the lateral wall fixed connection of spacer pin (20).
8. The rotary slicer according to claim 7, wherein the bottom of the sorting chamber (6) is provided with a support plate (26) for supporting the lower end of the grid (8), the side wall of the collection cart (24) facing away from the support plate (26) is provided with a positioning block (27), when the closing plate (16) closes the first material-taking opening (3), the collection cart (24) is tightly attached to the support plate (26), and the positioning block (27) is tightly attached to the closing plate (16).
9. The rotary slicer according to claim 8, wherein the bottom of the dividing wall (4) is provided with a stop (30), and the side of the stop (30) adjacent to the cutting drums (11) is provided with a stop (31), the stop (31) being adapted to allow the medicinal material to pass only between the cutting drums (11).
CN202121936616.1U 2021-08-18 2021-08-18 Rotary slicer Active CN216031096U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121936616.1U CN216031096U (en) 2021-08-18 2021-08-18 Rotary slicer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121936616.1U CN216031096U (en) 2021-08-18 2021-08-18 Rotary slicer

Publications (1)

Publication Number Publication Date
CN216031096U true CN216031096U (en) 2022-03-15

Family

ID=80559326

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121936616.1U Active CN216031096U (en) 2021-08-18 2021-08-18 Rotary slicer

Country Status (1)

Country Link
CN (1) CN216031096U (en)

Similar Documents

Publication Publication Date Title
CN111389539A (en) Broken screening plant of building stones
CN113426537A (en) Garbage collection reducing mechanism for hardware processing
CN216031096U (en) Rotary slicer
CN109363212A (en) A kind of livestock-raising forage Intelligent Machining equipment
CN209831749U (en) Chinese-medicinal material section equipment
CN218573816U (en) Grinder is used in food processing with screening mechanism
CN208542321U (en) A kind of automatic crushing sorter of pair of large volume waste
CN218107010U (en) Residue and juice separating equipment for food processing
CN109141994B (en) Automatic combined sample preparation device
CN213966969U (en) Device for extracting iron concentrate powder from iron ore
CN206028142U (en) Domestic fungus fungus bag fungus sediment separating centrifuge that gives up
CN216093895U (en) Waste treatment device is used in wardrobe production
CN214439675U (en) Raw materials circulation reducing mechanism for bio-pharmaceuticals
CN213078685U (en) Animal remedy production is with smashing device that sieves
CN112246321B (en) Grinding equipment for grinding food raw materials
CN112841705A (en) Tobacco threshing device for laboratory
CN112473911A (en) Automatic grind herbal medicine processing equipment who draws medicine juice and send out filter residue
CN208098281U (en) A kind of toxicity medicine materical crude slice production portable cuts medicine device
CN216420136U (en) Herbal pieces-sieve separator
CN214346919U (en) Stem cell extraction device with screening function
CN219581082U (en) Active carbon raw material slitting device
CN204842222U (en) Medicine air separator
CN219559760U (en) Crusher with sieving function
CN214394939U (en) Environment-friendly plastic products pelleter
CN214289380U (en) Herbal pieces-air separator

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant