CN111957392A - Salvia miltiorrhiza powder and preparation method thereof - Google Patents
Salvia miltiorrhiza powder and preparation method thereof Download PDFInfo
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- CN111957392A CN111957392A CN202010977007.4A CN202010977007A CN111957392A CN 111957392 A CN111957392 A CN 111957392A CN 202010977007 A CN202010977007 A CN 202010977007A CN 111957392 A CN111957392 A CN 111957392A
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- dust collector
- tee joint
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/288—Ventilating, or influencing air circulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/30—Driving mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
- B02C2013/28618—Feeding means
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
According to the preparation method of the red sage root powder, the red sage root is processed by the kidney cleaning mill designed on the basis of patent 201910884019X, and due to the arrangement of the operation medium treatment branch, the closed-loop circulation normal-temperature operation under the protection of nitrogen can be realized, the quality of the red sage root powder product provided by the invention can be ensured to the maximum extent, and materials taking volatile components in the red sage root as main components can be recovered at the same time.
Description
Technical Field
The invention relates to a salvia miltiorrhiza powder and a preparation method thereof, belonging to the technical field of dry grinding and traditional Chinese medicine processing.
Background
According to the publication, Salvia miltiorrhiza is the dried root and rhizome of Salvia miltiorrhiza bge. Harvesting and processing: collected in spring and autumn, removed stem and leaf, cleaned, moistened, cut into thick pieces, and dried in the sun. The processing method comprises the following steps: collecting raw materials, removing impurities and residual stem, cleaning, moistening, slicing, and drying. Therefore, drying is an important link in processing salvia miltiorrhiza. The invention patent 201910884019X discloses a kidney cleaning mill, which can directly make most fresh agricultural products including radix salviae miltiorrhizae into dry powder, can be configured with an operation medium processing branch to realize nitrogen protection closed cycle normal temperature operation, and can theoretically ensure the quality of radix salviae miltiorrhizae products to the maximum extent.
Disclosure of Invention
The invention aims to provide salvia miltiorrhiza powder and a preparation method thereof on the basis of patent 201910884019X to improve the quality of salvia miltiorrhiza products.
The technical measures adopted for realizing the purpose of the invention are that the kidney-cleaning mill is adopted for processing, the kidney-cleaning mill consists of a main machine of the kidney-cleaning mill and an auxiliary device, the main machine consists of a centrifugal fan, an air inlet tee joint, a cyclone classifier, a kinetic energy recovery blade and an inner circulating pipe, the outlet of the air inlet tee joint is connected with the air inlet of the centrifugal fan, the second port of the air inlet tee joint is the inlet of the main machine of the kidney-cleaning mill, the ash discharge port of the cyclone classifier is connected with the third port of the air inlet tee joint, the air exhaust port of the cyclone classifier is the outlet of the main machine of the kidney-cleaning mill, and the inner circulating pipe communicates the air outlet of the centrifugal fan with the air inlet of the cyclone classifier; the kinetic energy recovery blade is fixed on the impeller shaft extending along the feeding pipe, and the airflow from the inner circulating pipe can assist in pushing the centrifugal fan impeller to rotate through impacting the kinetic energy recovery blade.
The accessory device comprises a cyclone dust collector, a bag type dust collector, an operation medium processing branch, an ultraviolet sterilization device and an external circulation pipe, wherein the external circulation pipe is provided with a cyclone dust collector ash discharge interface, an air inlet of the cyclone dust collector is connected with an outlet of the kidney cleaning and grinding main machine through a pipeline, an air outlet of the cyclone dust collector is connected with one port of a tee joint of the ultraviolet sterilization device, the other port of the tee joint of the ultraviolet sterilization device is connected with an air inlet of the bag type dust collector, a third port of the tee joint of the ultraviolet sterilization device is connected with an air outlet of a dustproof fan, an inlet of the dustproof fan is communicated with an air purifying chamber of the bag type dust collector, an air outlet of the bag type dust collector is connected with the air inlet of the operation medium processing branch, the air outlet of the operation medium processing branch is connected with an inlet of the external circulation pipe, the ash discharge port of the bag type dust collector is a material discharge port, the external circulation pipe is also provided with a feeding, the ash discharge port of the bag type dust collector is also provided with a material return pipe communicated with the external circulation pipe.
The working medium processing branch consists of a first heat exchanger, a second heat exchanger, a condenser and a heater, wherein a heat medium channel inlet of the first heat exchanger is an air inlet of a working medium supply branch, an outlet of the heater is an air outlet of the working medium supply branch, an air flow channel of the working medium supply branch is formed by sequentially connecting a heat medium channel of the first heat exchanger, a heat medium channel of the second heat exchanger, a condenser heat medium channel, an air pipe, a second heat exchanger refrigerant channel and a heater refrigerant channel, a refrigerant channel of the condenser is an evaporator of the heat pump, and a heater heat medium channel is a condenser of the heat pump;
the ultraviolet sterilization device comprises a tee joint, an ultraviolet sterilization light source, a reflector and a dustproof fan, wherein one port of the tee joint is connected with an air outlet of the cyclone dust collector, the other port of the tee joint is connected with an air inlet of the bag type dust collector, the ultraviolet sterilization light source is arranged in a third port of the tee joint, the third port of the tee joint is connected with the air outlet of the dustproof fan, an inlet of the dustproof fan is communicated with a gas purification chamber of the bag type dust collector, and the reflector is used for converging ultraviolet rays to irradiate fluidized materials discharged from the air outlet of the cyclone dust collector;
a preparation method of salvia miltiorrhiza powder comprises the following steps:
s1, preprocessing of the salvia miltiorrhiza raw material: cleaning fresh or dried Saviae Miltiorrhizae radix, and cutting into 2-20 mm long segments;
s2, starting the equipment: sequentially starting the kidney cleaning and grinding main machine, the working medium supply branch and the ultraviolet sterilization device;
s3, ultrafine grinding: adding the salvia miltiorrhiza raw material prepared in the S2 into a kidney cleaning mill to prepare powder.
A red sage root micropowder characterized by being prepared by the process according to claim 1.
A material containing a volatile component of Salvia miltiorrhiza Bunge as a main ingredient, wherein the material is collected by a condenser of the working medium supply branch when Salvia miltiorrhiza Bunge ultrafine powder is prepared by the method of claim 1.
According to the preparation method of the red sage root powder, the red sage root is processed by the kidney cleaning mill designed on the basis of patent 201910884019X, and due to the arrangement of the operation medium treatment branch, the closed-loop circulation normal-temperature operation under the protection of nitrogen can be realized, the quality of the red sage root powder product provided by the invention can be ensured to the maximum extent, and materials taking volatile components in the red sage root as main components can be recovered at the same time.
Drawings
FIG. 1 is a structural diagram of a main unit of a kidney-cleaning grinder;
FIG. 2 is a kinetic energy recovery blade configuration view;
fig. 3 is a diagram of a construction of a working medium processing branch;
FIG. 4 is an ultraviolet sterilization apparatus;
fig. 5 is a structural diagram of a kidney cleaning mill.
Detailed Description
Embodiment 1, a yun jie mill host, refer to fig. 1, and consist of a centrifugal fan 1, an air inlet tee joint 9, a cyclone classifier 4 and an internal circulation pipe 7, wherein an outlet 10 of the air inlet tee joint 9 is connected with an air inlet of the centrifugal fan, a second port of the air inlet tee joint is an inlet 2 of the yun jie mill host, an ash discharge port 3 of the cyclone classifier 4 is connected with a third port of the air inlet tee joint, an air outlet of the cyclone classifier 4 is an outlet 5 of the yun jie mill host, and the internal circulation pipe 7 communicates an air outlet 8 of the centrifugal fan with an air inlet 6 of the cyclone classifier 4.
Kinetic energy recovery blades referring to figure 2, kinetic energy recovery blades 71 are attached to the impeller shaft 70 extending along the feed tube and the air flow from the internal circulation tube assists in driving the centrifugal fan impeller into rotation by impacting the kinetic energy recovery blades.
Embodiment 2, operation medium processing branch, see fig. 3, the operation medium processing branch is composed of a first heat exchanger 109, a second heat exchanger 108, a condenser 106 and a heater 102, an inlet of a heat medium channel of the first heat exchanger 109 is an air inlet 110 of the operation medium supply branch, an outlet of the heater is an air outlet 102 of the operation medium supply branch, an air flow channel of the operation medium supply branch is formed by sequentially connecting a heat medium channel of the first heat exchanger 109, a heat medium channel of the second heat exchanger 108, a heat medium channel of the condenser 106, an air pipe 105, a cooling medium channel of the second heat exchanger 108 and a cooling medium channel of the heater 102, the cooling medium channel of the condenser 106 is an evaporator of a heat pump, and the heating medium channel of the heater 102 is a condenser of the heat pump.
Embodiment 3, ultraviolet sterilization apparatus, see fig. 4, is composed of a tee joint 80, an ultraviolet sterilization light source 81, a reflector 82 and a dustproof fan, one port of the tee joint is connected with an air outlet of a cyclone dust collector, the other port 84 is connected with an air inlet of a bag type dust collector, the ultraviolet sterilization light source 81 is arranged in a third port 83 of the tee joint, the third port 83 of the tee joint is connected with an air outlet of the dustproof fan (see fig. 4), an inlet of the dustproof fan is communicated with the air outlet of the bag type dust collector, and the reflector 82 is used for converging ultraviolet rays to irradiate fluidized materials discharged from the air outlet of the cyclone dust collector.
The invention patent 2013107484148 in the early state of this group uses a method of disposing an ultraviolet sterilization lamp in the circulation channel to sterilize the fluidized material, because the powder will adhere to the surface of the lamp to block the light, the sterilization effect is greatly reduced, the ultraviolet sterilization device described in this embodiment prevents the powder from adhering to the surface of the light source by the airflow introduced by the dustproof fan.
Example 5, a method for preparing salvia miltiorrhiza powder, comprising the following steps:
s1, customizing the job medium: replacing the working medium in the kidney-cleaning mill with air with the oxygen content of less than 5%;
s2, preprocessing of the salvia miltiorrhiza raw material: cleaning fresh Saviae Miltiorrhizae radix, removing core for use;
s3, starting the equipment: sequentially starting the kidney cleaning mill main machine, the operation medium supply branch and the ultraviolet sterilization device, and adjusting the exhaust temperature of the operation medium supply branch to control the exhaust temperature of the bag type dust collector below 60 ℃;
s4, ultrafine grinding: adding the salvia miltiorrhiza prepared in the S2 into a kidney cleaning mill to prepare powder.
Embodiment 6, a salvia miltiorrhiza ultra-fine powder, characterized in that the salvia miltiorrhiza ultra-fine powder prepared by the above method.
Example 7, a material containing a volatile component of salvia miltiorrhiza bunge as a main component, which was collected by a condenser of the working medium supply branch when the ultrafine powder of salvia miltiorrhiza bunge was prepared by the above method.
Claims (3)
1. A preparation method of radix salviae miltiorrhizae powder is characterized in that a kidney cleaning mill is adopted for processing, the kidney cleaning mill is composed of a kidney cleaning mill main machine and an auxiliary device, the auxiliary device comprises a cyclone dust collector, a bag type dust collector, an operation medium processing branch, an ultraviolet sterilization device and an outer circulating pipe, the outer circulating pipe is provided with a dust discharging interface of the cyclone dust collector, an air inlet of the cyclone dust collector is connected with an outlet of the kidney cleaning mill main machine through a pipeline, an air outlet of the cyclone dust collector is connected with one port of a tee joint of the ultraviolet sterilization device, the other port of the tee joint of the ultraviolet sterilization device is connected with an air inlet of the bag type dust collector, a third port of the tee joint of the ultraviolet sterilization device is connected with an air outlet of a dustproof fan, an inlet of the dustproof fan is communicated with an air purifying chamber of the bag type dust collector, an air outlet of the bag type dust collector is connected with an air inlet of the operation medium processing branch, and an air outlet of the, the ash discharge port of the bag type dust collector is a discharge port, the outer circulating pipe is also provided with a feeding device, the outlet of the outer circulating pipe is connected with the inlet of the kidney cleaning and grinding main machine, and the ash discharge port of the bag type dust collector is also provided with a material return pipe communicated with the outer circulating pipe;
the kidney-cleaning grinding host machine is composed of a centrifugal fan, an air inlet tee joint, a cyclone classifier, a kinetic energy recovery blade and an inner circulating pipe, wherein the outlet of the air inlet tee joint is connected with the air inlet of the centrifugal fan, the second port of the air inlet tee joint is the inlet of the kidney-cleaning grinding host machine, the ash discharge port of the cyclone classifier is connected with the third port of the air inlet tee joint, the air outlet of the cyclone classifier is the outlet of the kidney-cleaning grinding host machine, and the inner circulating pipe communicates the air outlet of the centrifugal fan with the air inlet of the cyclone classifier; the kinetic energy recovery blade is fixed on an impeller shaft extending along the feeding pipe, and the airflow from the inner circulating pipe can assist in pushing the centrifugal fan impeller to rotate through impacting the kinetic energy recovery blade;
the working medium processing branch consists of a first heat exchanger, a second heat exchanger, a condenser and a heater, wherein the inlet of a heat medium channel of the first heat exchanger is the air inlet of a working medium supply branch, the outlet of the heater is the air outlet of the working medium supply branch, the airflow channel of the working medium supply branch consists of a heat medium channel of the first heat exchanger, a heat medium channel of the second heat exchanger, a condenser heat medium channel, an air pipe, a second heat exchanger refrigerant channel and a heater refrigerant channel which are sequentially connected, the refrigerant channel of the condenser is the evaporator of the heat pump, and the heater heat medium channel is the condenser of the heat pump;
the ultraviolet sterilization device consists of a tee joint, an ultraviolet sterilization light source, a reflector and a dustproof fan, wherein one port of the tee joint is connected with an air outlet of the cyclone dust collector, the other port of the tee joint is connected with an air inlet of the bag type dust collector, the ultraviolet sterilization light source is arranged in a third port of the tee joint, the third port of the tee joint is connected with the air outlet of the dustproof fan, an inlet of the dustproof fan is communicated with a gas purification chamber of the bag type dust collector, and the reflector is used for converging ultraviolet rays to irradiate fluidized materials discharged from the air outlet of the cyclone dust collector;
the method comprises the following steps:
s1, preprocessing of the salvia miltiorrhiza raw material: cleaning fresh or dried Saviae Miltiorrhizae radix, and cutting into 2-20 mm long segments;
s2, starting the equipment: sequentially starting the kidney cleaning and grinding main machine, the working medium supply branch and the ultraviolet sterilization device;
s3, ultrafine grinding: adding the salvia miltiorrhiza raw material prepared in the S2 into a kidney cleaning mill to prepare powder.
2. A red sage root micropowder characterized by being prepared by the process according to claim 1.
3. A material containing a volatile component of Salvia miltiorrhiza Bunge as a main ingredient, wherein the material is collected by a condenser of the working medium supply branch when Salvia miltiorrhiza Bunge ultrafine powder is prepared by the method of claim 1.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019108840236 | 2019-09-19 | ||
| CN201910884023 | 2019-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111957392A true CN111957392A (en) | 2020-11-20 |
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| CN202010978049.XA Withdrawn CN112206877A (en) | 2019-09-19 | 2020-09-17 | Gastrodia elata superfine powder and preparation method thereof |
| CN202010978050.2A Withdrawn CN111921631A (en) | 2019-09-19 | 2020-09-17 | Hawthorn powder and processing method thereof |
| CN202010976998.4A Withdrawn CN111940056A (en) | 2019-09-19 | 2020-09-17 | Preparation method of traditional Chinese medicine ultrafine powder and processed product thereof |
| CN202010978039.6A Withdrawn CN112058404A (en) | 2019-09-19 | 2020-09-17 | Rapid drying and powder-making method for rhizoma polygonati and processed product thereof |
| CN202010977002.1A Withdrawn CN111974508A (en) | 2019-09-19 | 2020-09-17 | Ceramic powder granulating method |
| CN202010977007.4A Pending CN111957392A (en) | 2019-09-19 | 2020-09-17 | Salvia miltiorrhiza powder and preparation method thereof |
| CN202010976985.7A Withdrawn CN111974507A (en) | 2019-09-19 | 2020-09-17 | A clean mill of kidney for chinese-medicinal material flash drying powder process |
| CN202010977001.7A Withdrawn CN112108235A (en) | 2019-09-19 | 2020-09-17 | Preparation method of battery powder |
| CN202010977005.5A Withdrawn CN111957391A (en) | 2019-09-19 | 2020-09-17 | Dendrobium powder and processing method thereof |
| CN202010976997.XA Withdrawn CN111905879A (en) | 2019-09-19 | 2020-09-17 | Processing method of rhizoma bletillae powder and processed product thereof |
| CN202010978046.6A Pending CN111940057A (en) | 2019-09-19 | 2020-09-17 | Fresh ginger powder and processing method thereof |
| CN202010977003.6A Withdrawn CN111905880A (en) | 2019-09-19 | 2020-09-17 | Method for preparing powder by quickly drying coix seeds and product processed by method |
| CN202010977012.5A Withdrawn CN112076843A (en) | 2019-09-19 | 2020-09-17 | Mining kidney-cleaning mill with ultralow energy consumption |
| CN202010976996.5A Withdrawn CN112275394A (en) | 2019-09-19 | 2020-09-17 | Simple circulating mill provided with kinetic energy recovery device |
| CN202010978036.2A Pending CN112191329A (en) | 2019-09-19 | 2020-09-17 | Circulating mill with ultralow energy consumption |
| CN202010982551.8A Withdrawn CN112058405A (en) | 2019-09-19 | 2020-09-18 | A clean mill of kidney for processing of low stickness material |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010978049.XA Withdrawn CN112206877A (en) | 2019-09-19 | 2020-09-17 | Gastrodia elata superfine powder and preparation method thereof |
| CN202010978050.2A Withdrawn CN111921631A (en) | 2019-09-19 | 2020-09-17 | Hawthorn powder and processing method thereof |
| CN202010976998.4A Withdrawn CN111940056A (en) | 2019-09-19 | 2020-09-17 | Preparation method of traditional Chinese medicine ultrafine powder and processed product thereof |
| CN202010978039.6A Withdrawn CN112058404A (en) | 2019-09-19 | 2020-09-17 | Rapid drying and powder-making method for rhizoma polygonati and processed product thereof |
| CN202010977002.1A Withdrawn CN111974508A (en) | 2019-09-19 | 2020-09-17 | Ceramic powder granulating method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010976985.7A Withdrawn CN111974507A (en) | 2019-09-19 | 2020-09-17 | A clean mill of kidney for chinese-medicinal material flash drying powder process |
| CN202010977001.7A Withdrawn CN112108235A (en) | 2019-09-19 | 2020-09-17 | Preparation method of battery powder |
| CN202010977005.5A Withdrawn CN111957391A (en) | 2019-09-19 | 2020-09-17 | Dendrobium powder and processing method thereof |
| CN202010976997.XA Withdrawn CN111905879A (en) | 2019-09-19 | 2020-09-17 | Processing method of rhizoma bletillae powder and processed product thereof |
| CN202010978046.6A Pending CN111940057A (en) | 2019-09-19 | 2020-09-17 | Fresh ginger powder and processing method thereof |
| CN202010977003.6A Withdrawn CN111905880A (en) | 2019-09-19 | 2020-09-17 | Method for preparing powder by quickly drying coix seeds and product processed by method |
| CN202010977012.5A Withdrawn CN112076843A (en) | 2019-09-19 | 2020-09-17 | Mining kidney-cleaning mill with ultralow energy consumption |
| CN202010976996.5A Withdrawn CN112275394A (en) | 2019-09-19 | 2020-09-17 | Simple circulating mill provided with kinetic energy recovery device |
| CN202010978036.2A Pending CN112191329A (en) | 2019-09-19 | 2020-09-17 | Circulating mill with ultralow energy consumption |
| CN202010982551.8A Withdrawn CN112058405A (en) | 2019-09-19 | 2020-09-18 | A clean mill of kidney for processing of low stickness material |
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| CN (16) | CN112206877A (en) |
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| CN115682230A (en) * | 2022-11-11 | 2023-02-03 | 珠海格力电器股份有限公司 | Fresh air unit and air conditioning system |
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- 2020-09-17 CN CN202010977002.1A patent/CN111974508A/en not_active Withdrawn
- 2020-09-17 CN CN202010977007.4A patent/CN111957392A/en active Pending
- 2020-09-17 CN CN202010976985.7A patent/CN111974507A/en not_active Withdrawn
- 2020-09-17 CN CN202010977001.7A patent/CN112108235A/en not_active Withdrawn
- 2020-09-17 CN CN202010977005.5A patent/CN111957391A/en not_active Withdrawn
- 2020-09-17 CN CN202010976997.XA patent/CN111905879A/en not_active Withdrawn
- 2020-09-17 CN CN202010978046.6A patent/CN111940057A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112275394A (en) | 2021-01-29 |
| CN111905880A (en) | 2020-11-10 |
| CN111974508A (en) | 2020-11-24 |
| CN112206877A (en) | 2021-01-12 |
| CN112108235A (en) | 2020-12-22 |
| CN112191329A (en) | 2021-01-08 |
| CN111974507A (en) | 2020-11-24 |
| CN112058405A (en) | 2020-12-11 |
| CN111921631A (en) | 2020-11-13 |
| CN112058404A (en) | 2020-12-11 |
| CN112076843A (en) | 2020-12-15 |
| CN111905879A (en) | 2020-11-10 |
| CN111940056A (en) | 2020-11-17 |
| CN111940057A (en) | 2020-11-17 |
| CN111957391A (en) | 2020-11-20 |
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