CN115008534A - Root piece type traditional Chinese medicine decoction piece production line - Google Patents
Root piece type traditional Chinese medicine decoction piece production line Download PDFInfo
- Publication number
- CN115008534A CN115008534A CN202210755085.9A CN202210755085A CN115008534A CN 115008534 A CN115008534 A CN 115008534A CN 202210755085 A CN202210755085 A CN 202210755085A CN 115008534 A CN115008534 A CN 115008534A
- Authority
- CN
- China
- Prior art keywords
- moistening
- production line
- root
- feeding
- tank
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/28—Splitting layers from work; Mutually separating layers by cutting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
- B26D7/0608—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form by pushers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/005—Control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
- F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
Abstract
A root-piece traditional Chinese medicine decoction piece production line comprises a unpacking and feeding device, a selecting device, a cleaning device, a weighing device, a feeding and conveying device, a pulsating vacuum dynamic moistening device, a distributing and conveying machine, a cutting device, a distributing and conveying machine, a belt type drying machine, a cooling device and a screening device which are sequentially connected, wherein the pulsating vacuum dynamic moistening device comprises a moistening tank fixed on a rack by a supporting wheel, an air inlet pipe is arranged at the bottom of the moistening tank, the bottom of the moistening tank is connected with a rotating shaft which is connected with a rotating motor, and the wall of the moistening tank is also provided with a water inlet; the frame is connected with an oil cylinder; the infiltration tank opening is provided with an automatic sealing door. The invention has the intelligent control of unpacking, selecting, cleaning, moistening, cutting, belt type drying machine, cooling conveyor and screening machine processing of medicinal materials; reduces the manual input, improves the moistening effect and ensures the processing quality of the decoction pieces.
Description
Technical Field
The invention relates to the technical field of medicinal material production, in particular to a root-tuber traditional Chinese medicine decoction piece production line, which is used for realizing full-linkage production and processing of all decoction piece medicinal materials of the traditional Chinese medicine which are required to be cut and processed.
Background
When the traditional Chinese medicine is used, various traditional Chinese medicines are mostly required to be selected, cleaned, moistened, cut and dried, the existing production line in a semi-linkage state in the whole industry is not provided with a full-function decoction piece production line which really realizes linkage production, the effect that dynamic moistening cannot be realized is adopted in the moistening link at home at present, and the traditional Chinese medicine is limited to well moistened medicinal materials, such as dried orange peel and the like, like most of medicinal materials in root blocks, and like white paeony root, pseudo-ginseng, baical skullcap root, liquoric root and the like, and the traditional Chinese medicine cannot be fully automatically moistened.
Disclosure of Invention
The invention provides a full-function root-piece type traditional Chinese medicine decoction piece production line which can completely realize real full-function and full-variety decoction piece processing linkage, simultaneously reduces manual investment, improves moistening effect and ensures decoction piece processing quality.
The invention is realized by the following technical scheme: a root-block traditional Chinese medicine decoction piece production line comprises a unpacking and feeding device, a selecting device, a cleaning device, an automatic weighing and feeding device, a pulsating vacuum dynamic moistening device, a distributing conveyor, an automatic weighing, distributing and cutting device, a distributing conveyor, a belt type dryer, a cooling device and a screening device which are sequentially connected, and is mainly technically characterized in that an automatic weighing and feeding system comprising an automatic weighing device is arranged before the traditional Chinese medicine is moistened; the material distribution and conveying are carried out by automatically controlling the stretching and the retracting; the pulsating vacuum dynamic demulcent device comprises an infiltration tank fixed on a frame by a riding wheel, an air inlet pipe is arranged in the infiltration tank through the bottom, the bottom of the infiltration tank is connected with a rotating shaft, the rotating shaft is connected with a rotating motor, and the wall of the infiltration tank is also provided with a water inlet; the frame is connected with an oil cylinder; the infiltrating tank opening is provided with an automatic sealing door which comprises a door body connected with a slide rod capable of sliding up and down, the slide rod is connected with a cylinder, a press block is arranged in the direction perpendicular to the door body and connected with a compaction motor, and the pulsating vacuum dynamic infiltrating is realized through the structure.
And a steam pressure reducing valve is arranged on a steam inlet pipe at the bottom of the infiltration tank of the pulsating vacuum dynamic infiltrating device.
The automatic weighing and feeding device consists of an automatic weighing system and an automatic feeding system, and the automatic weighing machine is used for weighing materials and then carrying out instruction adjustment, superposition and conveying through a PLC (programmable logic controller) control system so as to carry out automatic feeding; the overlapped conveying is formed by overlapping a transverse cloth conveyor and a vertical conveyor introduced into the mouth of the infiltration tank; the cloth conveyor is a telescopic conveyor, is folded by two conveying belts, and is adjusted in length by stretching of an air cylinder; the vertical conveyor leading into the infiltration tank port is also connected with an air cylinder and can move to the feeding port when being automatically controlled to feed materials according to requirements.
The cylinder lifting platform arranged beside the unpacking platform of the unpacking and feeding device can be automatically lifted, and the two ends of the head of the lifting platform are provided with claws for fixing materials.
The slicing device is a slicing machine and comprises a material pressing mechanism and a storage bin which are arranged above a rack, a weighing bin is arranged beside the storage bin, the weighing bin is connected with a pushing cylinder, and a circular slicing cutter disc is arranged below the storage bin.
The belt dryer is a multi-layer belt dryer, the dryer is divided into a plurality of units, and each unit is provided with an independent heating system and an independent circulating system; the bottom of each layer of mesh belt is provided with an air deflector to ensure that the drying internal temperatures at the left side and the right side of each layer of mesh belt are consistent; the dryer is provided with an automatic water washing and cleaning device.
The number of the pulsating vacuum dynamic drug moistening devices is 2 or more.
The invention provides a root-piece traditional Chinese medicine decoction piece production line which is capable of unpacking, selecting, cleaning, moistening, cutting, processing by a belt dryer, a cooling conveyor and a screening machine for medicinal materials and an intelligent control system. The invention can realize full-automatic dynamic drug moistening and automatic feeding, and has the advantages of reducing manual input, improving moistening effect, ensuring processing quality of decoction pieces and the like. The production line can completely realize real full-function and full-variety decoction piece processing linkage.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the infiltration tank;
FIG. 3 is a schematic view of the wetting and discharge conditions of the infiltration tank;
FIG. 4 is a schematic view of the immersion state of the infiltration tank;
FIG. 5 is a schematic view of a flaker configuration;
FIGS. 6, 7 and 8 are schematic views of the flaker;
FIG. 9 is a schematic view of a telescopic conveyor;
FIG. 10 is a schematic structural view of the automatic cloth conveying mechanism;
FIG. 11 is a schematic view of an unpacking table;
fig. 12 and 13 are schematic structural views of the multi-layer belt dryer.
The specific implementation mode is as follows:
as shown in fig. 1-13, the production line for Chinese herbal medicine decoction pieces comprises a unpacking and feeding device 1, a selecting device 2, a cleaning device 3, a weighing device 4, a feeding and conveying device 5, a pulsating vacuum dynamic drug moistening device 6, a distributing and conveying machine 7, a cutting device 8, a distributing and conveying machine 9, a belt type drying machine 10, a cooling device 11 and a screening device 12 which are connected in sequence. The pulsating vacuum dynamic drug moistening device is provided with two groups, a plurality of groups can be arranged according to actual needs, each group comprises a frame 6-1, an infiltration tank 6-2 is fixed on the frame through a supporting wheel 6-3, an air inlet pipe 6-4 is arranged at the bottom of the infiltration tank, the bottom of the infiltration tank is connected with a rotating shaft 6-5, the rotating shaft is connected with a rotating motor, and the wall of the infiltration tank is also provided with a water inlet 6-6; the frame is connected with an oil cylinder 6-7; the infiltration tank opening is provided with an automatic sealing door 6-8 which comprises a door body connected with a slide rod 6-9 capable of sliding up and down, the slide rod is connected with a cylinder, a pressing block 6-10 is arranged in the vertical direction of the door body, and the pressing block is connected with a compaction motor. A steam pressure reducing valve 6-11 is arranged on a steam inlet pipe at the bottom of the infiltrating tank of the pulsating vacuum dynamic infiltrating device. The pulsating vacuum dynamic demulcent device feeds weighed materials into a barrel body of the pulsating vacuum demulcent machine through feeding and conveying, so that the machine is closed and sealed automatically, vacuumized, uniformly wets a tank and adds steam water for moistening. The secondary equipment is the key equipment, and the smoothness of the production line is guaranteed to be the key position. The pulsating vacuum dynamic drug moistening device is intermittently and repeatedly operated by vacuumizing and introducing steam, and the soaking tank automatically rotates and lifts to adapt to the states of soaking, drug moistening and discharging, and the soaking tank and the moistening tank are alternately used.
The material distribution conveyor 7 is a telescopic conveyor and is folded by two conveyor belts 7-1 and 7-2, and the length is adjusted by stretching and contracting the air cylinder 7-3. The automatic weighing and feeding device consists of an automatic weighing system and an automatic feeding system, and the automatic weighing device is used for weighing materials and then performing instruction adjustment, superposition and conveying through a PLC (programmable logic controller) control system to perform automatic feeding; the overlapped conveying is formed by overlapping a transverse material distribution conveyor 7 and a vertical conveyor 7-a introduced into the mouth of the infiltration tank; the cloth conveyor is a telescopic conveyor, is folded by two conveying belts, and is adjusted in length by stretching of an air cylinder; the vertical conveyor which is led into the infiltration tank opening is provided with an air cylinder which can be automatically controlled to move to the feed opening when feeding according to requirements.
The cylinder lifting platform 1-1 arranged beside the unpacking platform of the unpacking and feeding device 1 can be automatically lifted, and the two ends of the head of the lifting platform are provided with claws 1-2 for fixing materials. The unpacking and feeding device is characterized in that the unpacking and feeding device lifts the materials to an unpacking table through an automatic cylinder to carry out unpacking operation. The equipment is provided with a cylinder and a material silt and dust collecting device.
The cutting device 8 is a flaker and comprises a material pressing mechanism 8-2 and a storage bin 8-3 which are arranged above a rack 8-1, a weighing bin 8-4 is arranged beside the storage bin, the weighing bin is connected with a pushing cylinder 8-5, and a circular flaker disc 8-6 is arranged below the storage bin. The drawing is also provided with a control panel 8-7, a charging tray 8-8, a motor 8-9 and a discharging port 8-10. The medicine cutting machine is used for cutting and processing by selecting types of different medicinal materials. For example, the rhizome medicinal materials are selected from a full-automatic medicine cutting machine; slicing the root-tuber medicinal materials by a slicing machine.
The belt dryer 10 is a five-layer belt dryer, namely, a conveyer belt 10-1 is provided with five layers. The drying and processing device is used for drying and processing cut decoction pieces, and is internally provided with a plurality of groups of heating systems, a hot air homogenizing system, a moisture removing system and an automatic control system. Processing decoction pieces with high quality by multi-system combination. The belt dryer is a multi-layer belt dryer and is divided into a plurality of units, and each unit is provided with an independent heating system 10-2 and a circulating system 10-3; the bottom of each layer of net belt is provided with an air deflector 10-4 to ensure that the drying internal temperatures of the left side and the right side of each layer of net belt are consistent; the dryer is provided with an automatic water washing device 10-5 and an automatic cleaning device 10-6.
The production line of the full-function root-block traditional Chinese medicine decoction pieces comprises unpacking and feeding, selecting, cleaning, weighing, feeding and conveying, pulsating vacuum dynamic medicine moistening, cloth conveying, cutting, cloth conveying, belt drying, cooling and screening. The efficiency of the production line of the traditional Chinese medicine decoction pieces is improved through the process of the production line. The full-function root block type traditional Chinese medicine decoction piece production line lifts the medicinal materials to be processed to the unpacking platform from the ground through the cylinder lifting platform; the materials are conveyed into the selecting conveyor through the inclined conveyor to be manually selected, and after being selected, the materials are conveyed into the cleaning machine to be cleaned, and then are conveyed into the conveyor through the weighing machine to be thrown into the pulsating vacuum dynamic herbal medicine infiltrating machine to be infiltrated and processed. The materials are shunted to each medicine slicing machine through a shunting conveyor to be sliced and processed. The cut medicinal materials are screened by a screening machine, and the standard decoction pieces are sent to a belt dryer by a conveyor for drying operation. And after the screening is finished, screening by a screening machine after passing through a cooling conveyor.
Claims (7)
1. A root-block traditional Chinese medicine decoction piece production line comprises a unpacking and feeding device, a selecting device, a cleaning device, an automatic weighing and feeding device, a pulsating vacuum dynamic moistening device, a distributing conveyor, an automatic weighing, distributing and cutting device, a distributing conveyor, a belt type dryer, a cooling device and a screening device which are sequentially connected, and is characterized in that an automatic weighing and feeding system comprising an automatic weighing device is arranged before the traditional Chinese medicine is moistened; the material distribution and conveying are carried out by automatically controlling the stretching and the retraction; the pulsating vacuum dynamic drug moistening device comprises a machine frame, wherein an infiltration tank is fixed on the machine frame through a supporting wheel, an air inlet pipe is arranged in the infiltration tank through the bottom of the infiltration tank, the bottom of the infiltration tank is connected with a rotating shaft, the rotating shaft is connected with a rotating motor, and the wall of the infiltration tank is also provided with a water inlet; the frame is connected with an oil cylinder; the infiltrating tank opening is provided with an automatic sealing door which comprises a door body connected with a slide rod capable of sliding up and down, the slide rod is connected with a cylinder, a press block is arranged in the direction perpendicular to the door body and connected with a compaction motor, and the pulsating vacuum dynamic infiltrating is realized through the structure.
2. The production line of root-piece Chinese herbal pieces according to claim 1, wherein a steam pressure reducing valve is arranged on a steam inlet pipe at the bottom of a infiltrating tank of the pulsating vacuum dynamic infiltrating device.
3. The production line of root-tuber Chinese medicine decoction pieces as claimed in claim 1, wherein the automatic weighing and feeding device comprises an automatic weighing system and an automatic feeding system, and the automatic weighing machine is used for weighing the materials and then performing automatic feeding by adjusting, superposing and conveying the materials through instructions of a PLC control system; the overlapped conveying is formed by overlapping a transverse cloth conveyor and a vertical conveyor introduced into the mouth of the infiltration tank; the cloth conveyor is a telescopic conveyor, is folded by two conveying belts, and is adjusted in length by stretching of an air cylinder; the vertical conveyor leading into the infiltration tank port is also connected with an air cylinder and can move to the feeding port when being automatically controlled to feed materials according to requirements.
4. The production line of root-piece Chinese herbal pieces prepared in claim 1, wherein the cylinder lifting platform is arranged beside the unpacking platform of the unpacking and feeding device and can be lifted automatically, and claws are arranged at two ends of the head of the lifting platform and used for fixing materials.
5. The production line of root-piece Chinese herbal medicine decoction pieces of claim 1, wherein the cutting device is a flaker, comprising a pressing mechanism and a storage bin arranged above the frame, a weighing bin arranged beside the storage bin, a pushing cylinder connected with the weighing bin, and a circular flaker disc arranged below the storage bin.
6. The production line of root-piece Chinese herbal pieces prepared in claim 1, wherein the belt dryer is a multi-layer belt dryer, the dryer is divided into several units, each unit is provided with an independent heating system and a circulation system; the bottom of each layer of mesh belt is provided with an air deflector to ensure that the drying internal temperatures at the left side and the right side of each layer of mesh belt are consistent; the dryer is provided with an automatic water washing and cleaning device.
7. The production line of root-tuber Chinese-medicinal decoction pieces of claim 1, wherein said pulsating vacuum dynamic moistening device is 2 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210755085.9A CN115008534A (en) | 2022-06-30 | 2022-06-30 | Root piece type traditional Chinese medicine decoction piece production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210755085.9A CN115008534A (en) | 2022-06-30 | 2022-06-30 | Root piece type traditional Chinese medicine decoction piece production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115008534A true CN115008534A (en) | 2022-09-06 |
Family
ID=83079064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210755085.9A Pending CN115008534A (en) | 2022-06-30 | 2022-06-30 | Root piece type traditional Chinese medicine decoction piece production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115008534A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548411A (en) * | 2024-01-11 | 2024-02-13 | 济南禾宝中药材有限公司 | Fresh rhizome traditional Chinese medicinal material processing equipment and processing technology |
-
2022
- 2022-06-30 CN CN202210755085.9A patent/CN115008534A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548411A (en) * | 2024-01-11 | 2024-02-13 | 济南禾宝中药材有限公司 | Fresh rhizome traditional Chinese medicinal material processing equipment and processing technology |
| CN117548411B (en) * | 2024-01-11 | 2024-04-09 | 济南禾宝中药材有限公司 | Fresh rhizome traditional Chinese medicinal material processing equipment and processing technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0626244B1 (en) | Method of operating a drying-air drier | |
| CN208541582U (en) | Chinese medicine pre-treatment and prepared slices of Chinese crude drugs digital intellectualization automatic linkage line | |
| CN209951802U (en) | Automatic linkage line of pretreatment of general type chinese-medicinal material | |
| CN115008534A (en) | Root piece type traditional Chinese medicine decoction piece production line | |
| CN111649573A (en) | High-efficient drying equipment of herbal pieces- | |
| CN104872785B (en) | Technique is cleaned in a kind of camellia oleifera fruit shelling | |
| CN217833826U (en) | Root piece type traditional Chinese medicine decoction piece production line | |
| CN104190476B (en) | A kind of SCR catalyst production system | |
| CN106436489A (en) | Molded pulp automatic production equipment control method | |
| CN216245424U (en) | A turn over board belt dryer for tea processing | |
| CN208192091U (en) | A kind of automatic cleaning product line of fructus lycii | |
| CN203638665U (en) | Strickle board conveying device for oil expression | |
| CN111990479A (en) | Automatic production line of jasmine tea | |
| CN207140519U (en) | A kind of high-efficient energy-saving environment friendly unit type intaglio press | |
| CN209160780U (en) | Paper mould separates sequencing feeding mechanism | |
| CN215366527U (en) | Half-dry press preparation system of disposable pulp molding tableware | |
| CN112121084B (en) | Flexible production line, layout structure and processing method for fresh processing of white paeony roots | |
| KR102649106B1 (en) | Garlic Peeler System | |
| CN2535738Y (en) | Material-moving dryer | |
| CN213983504U (en) | Air energy heat pump electromagnetic steam drying equipment | |
| CN1206651A (en) | Technology for making medium density fibre board (MDF) by using hollow nut string of oil palm tree | |
| CN212713366U (en) | Fresh air circulation loading system for conveying coke in delayed coking | |
| CN111591004B (en) | Remove composite sheet hot press unit of peculiar smell | |
| CN111115624B (en) | Automatic production equipment for graphite strips | |
| CN207156102U (en) | A kind of main line of steel skeleton production of construction materials system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Bian Jinglang Inventor after: Sun Feng Inventor after: Yang Yongxiang Inventor after: Xia Xiaoqing Inventor after: Wu Peng Inventor after: Liu Lei Inventor after: Wu Yongjie Inventor after: He Jiayi Inventor before: Yang Yongxiang Inventor before: Sun Feng Inventor before: Bian Jinglang Inventor before: Xia Xiaoqing Inventor before: Wu Peng Inventor before: Liu Lei Inventor before: Wu Yongjie Inventor before: He Jiayi |