CN112175740A - Skin care water essential oil raw material extraction device - Google Patents

Skin care water essential oil raw material extraction device Download PDF

Info

Publication number
CN112175740A
CN112175740A CN202011215454.2A CN202011215454A CN112175740A CN 112175740 A CN112175740 A CN 112175740A CN 202011215454 A CN202011215454 A CN 202011215454A CN 112175740 A CN112175740 A CN 112175740A
Authority
CN
China
Prior art keywords
extraction
essential oil
rotating shaft
hole
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.)
Withdrawn
Application number
CN202011215454.2A
Other languages
Chinese (zh)
Inventor
不公告发明人
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN202011215454.2A priority Critical patent/CN112175740A/en
Publication of CN112175740A publication Critical patent/CN112175740A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11BPRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B9/00Essential oils; Perfumes
    • C11B9/02Recovery or refining of essential oils from raw materials
    • C11B9/025Recovery by solvent extraction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)

Abstract

The invention discloses a skin care water essential oil raw material extraction device, which comprises an extraction tank and supporting legs arranged on the bottom surface of the extraction tank, wherein the upper end of the extraction tank is provided with an upper cover body, the extraction tank is of a round tank structure, the side wall of the tank body of the extraction tank is provided with a feed inlet and an air inlet, the inner side wall of the pipe body of the extraction tank close to the upper end is provided with a rotating shaft hole, a rotating shaft is rotatably arranged in the rotating shaft hole, a driven gear and cams are fixedly arranged on the rotating shaft, the two cams are symmetrically arranged on the rotating shaft, and one end of each cam is provided with a mounting; through setting up the pivot in the pivot hole of extraction jar upper end, through fixed mounting driven gear and cam in the pivot to drive the connecting rod through the cam, thereby the drive mounting panel carries out the up-and-down motion, thereby drives piston rubber circle through the mounting panel and moves, thereby makes the continuous change of the pressure of extraction jar inside, thereby promotes the extraction efficiency of extraction jar inside to essential oil.

Description

Skin care water essential oil raw material extraction device
Technical Field
The invention relates to the technical field related to essential oil extraction, in particular to a device for extracting essential oil raw materials of skin care water.
Background
The essential oil is volatile aromatic substance extracted from flower, leaf, stem, root or fruit of plant by steam distillation, extrusion, cold soaking or solvent extraction. Essential oils are divided into diluted (compound essential oils) and undiluted (single essential oils) such as cactus seed oil. The essential oil has strong volatility and can volatilize quickly when contacting air, so the essential oil must be stored in a dark bottle which can be sealed;
the extraction method of the essential oil mainly comprises a steam distillation method, a cold pressing method, a fat absorption method and a solvent extraction method, wherein the solvent extraction method is widely used due to low processing cost, but the solvent extraction method has relatively low extraction efficiency on the essential oil, so that the efficiency of the essential oil is low in the actual production process, the production efficiency of a single extraction device is low, and the actual yield of the essential oil is seriously influenced.
Disclosure of Invention
The invention aims to provide a device for extracting essential oil raw materials of skin care water, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a skin lotion essential oil raw materials extraction device, includes extraction jar and the supporting leg of setting in extraction jar bottom surface, the upper end of extraction jar is provided with the upper cover body, extraction jar is a round tank structure, and has seted up feed inlet and air inlet on the lateral wall of its jar body, the body of extraction jar leans on and has seted up the pivot hole on the upper end inside wall, rotate in the pivot hole and install the pivot, fixed mounting has driven gear and cam in the pivot, the cam is provided with two in the pivot symmetrization, and the one end of its cam has all seted up the mounting hole, and installs the connecting rod through the rotation of round pin axle bolt in its hole body, the lower extreme of connecting rod has seted up the second mounting hole, the body of extraction jar leans on fixed mounting on the upper end inside wall to have the mounting panel, fixed mounting has gear motor on the mounting panel, fixed mounting has drive gear, drive gear sets up with the epaxial driven gear meshing mutually, the body inside wall of extraction jar leans on middle-end position department to be provided with the mount pad, the cross-section of mount pad is type, and fixed mounting has piston rubber circle on it, and the pedestal central point of mount pad puts and has seted up the through-hole, and fixed mounting has mechanical seal in its through-hole, the position department fixed mounting of through-hole has servo motor, servo motor's rotor is fixed and is passed mechanical seal's inner circle, and its rotor and mechanical seal's inner circle relatively fixed, and servo motor's rotor end is connected with the (mixing) shaft through the shaft coupling transmission, the lower extreme rotation of (mixing) shaft is installed on next locating support.
Preferably, the bottom surface of the extraction tank is hemispherical, the bottom surface of the tank body is provided with a material returning port, and the end part of the material returning port is provided with a material returning port valve.
Preferably, the setting height of feed inlet is less than the setting height of mount pad, and the setting height of air inlet and feed inlet looks parallel and level, and its tip between them all is provided with valve structure, and it connects feed pipeline and gas supply line respectively.
Preferably, the lower positioning bracket is formed by combining an outer ring, an inner ring and a connecting rod, the upper surface of the outer ring of the lower positioning bracket is fixedly connected with the lower surface of the mounting seat through a connecting shaft, a lower mechanical seal is fixedly mounted in the inner ring of the lower positioning bracket, and the lower end of the stirring shaft is rotatably mounted in the inner ring of the lower mechanical seal.
Preferably, the stirring shaft is uniformly provided with three stirring blades, and the number of the stirring blades is three.
Preferably, the piston rubber ring is an annular piston, the piston rubber ring is fixedly connected with the mounting seat, and the outer ring of the piston rubber ring is matched with the inner diameter of the extraction tank body.
Preferably, the upper surface of the seat body of the mounting seat is provided with a connecting seat, the connecting seat is a group of seat bodies which are symmetrically arranged, a third mounting hole is formed in the connecting seat, and the third mounting hole in the connecting seat is rotatably connected with a second mounting hole formed in the lower end of the connecting rod through a second pin bolt.
Preferably, the side wall of the extraction tank body is composed of an outer heat-insulating layer and an inner heat-conducting layer, a cavity is reserved between the outer heat-insulating layer and the inner heat-conducting layer, a resistance heating wire is arranged in the cavity in a roundabout mode, the resistance heating wire is connected with a power supply through a temperature control switch, and the temperature control switch is fixedly installed on the inner side wall of the extraction tank.
Compared with the prior art, the invention has the beneficial effects that:
1. the rotating shaft is arranged in the rotating shaft hole at the upper end of the extraction tank, and the driven gear and the cam are fixedly arranged on the rotating shaft, so that the connecting rod is driven by the cam to drive the mounting plate to move up and down, and the piston rubber ring is driven by the mounting plate to move, so that the pressure inside the extraction tank is continuously changed, and the extraction efficiency of the extraction tank on essential oil is improved;
2. the mechanical seal is arranged in the through hole on the mounting seat, the stirring shaft is fixedly arranged in the inner ring of the mechanical seal, and the stirring shaft is obliquely provided with a plurality of groups of stirring blades, so that the extraction efficiency of the plant essential oil in the extraction tank is improved through the stirring effect;
3. the side wall of the extraction tank body is composed of an outer heat-insulating layer and an inner heat-conducting layer, and resistance heating wires are spirally arranged in structures on two sides of the side wall and are electrically connected with a power supply through a temperature control switch on the tank body in the extraction tank, so that the extraction efficiency is improved by heating.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a half sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
FIG. 5 is an enlarged view of the structure at C in FIG. 2;
fig. 6 is a schematic structural diagram of the mounting seat.
In the figure: the extraction tank comprises an extraction tank 1, supporting legs 2, an upper cover body 3, a material returning opening 4, a material returning opening valve 5, a material inlet 6, an air inlet 7, a rotating shaft hole 8, a mounting plate 9, a speed reducing motor 10, a transmission gear 11, a rotating shaft 12, a driven gear 13, a cam 14, a connecting rod 15, a mounting seat 16, a piston rubber ring 17, a connecting seat 18, a through hole 19, a servo motor 20, a coupling 21, a stirring shaft 22, a lower positioning support 23, an outer ring 24, an inner ring 25, a connecting rod 26, stirring blades 27, a resistance heating wire 28, a mechanical seal 29 and a connecting shaft 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a skin care water essential oil raw material extraction device comprises an extraction tank 1 and supporting legs 2 arranged on the bottom surface of the extraction tank 1, an upper cover body 3 is arranged at the upper end of the extraction tank 1, the extraction tank 1 is of a round tank structure, a feed inlet 6 and an air inlet 7 are arranged on the side wall of the tank body, a rotating shaft hole 8 is arranged on the inner side wall of the upper end of the pipe body of the extraction tank 1, a rotating shaft 12 is rotatably arranged in the rotating shaft hole 8, a driven gear 13 and a cam 14 are fixedly arranged on the rotating shaft 12, the two cams 14 are symmetrically arranged on the rotating shaft 12, mounting holes are arranged at one end of the cam 14, a connecting rod 15 is rotatably arranged in the hole body through a pin bolt, a second mounting hole is arranged at the lower end of the connecting rod 15, a mounting plate 9 is fixedly arranged on the inner side wall of the upper end of the pipe body of the extraction tank 1, a speed reducing motor 10 is, the transmission gear 11 is meshed with the driven gear 13 on the rotating shaft 12, the inner side wall of the tube body of the extraction tank 1 is provided with a mounting seat 16 close to the middle end, the section of the mounting seat 16 is in a convex shape, a piston rubber ring 17 is fixedly mounted on the mounting seat, the center of the seat body of the mounting seat 16 is provided with a through hole 19, a mechanical seal 29 is fixedly mounted in the through hole 19, a servo motor 20 is fixedly mounted at the position of the through hole 19, a rotor of the servo motor 20 fixedly penetrates through the inner ring of the mechanical seal 29 and is relatively fixed with the inner ring of the mechanical seal 29, the tail end of the rotor of the servo motor 20 is in transmission connection with a stirring shaft 22 through a coupler 21, the lower end of the stirring shaft 22 is rotatably mounted on a lower positioning bracket 23, the rotating shaft 8 is arranged in a rotating shaft hole 8 at the upper end of the extraction tank 1, the driven gear 13 and, thereby drive mounting panel 9 and carry out the up-and-down motion to drive piston rubber circle 17 through mounting panel 9 and move, thereby make the continuous change of the inside pressure of extraction jar 1, thereby promote the extraction efficiency of extraction jar 1 inside to essential oil.
Furthermore, the bottom surface of the extraction tank 1 is hemispherical, the bottom surface of the tank body is provided with a material returning port 4, and the end part of the material returning port 4 is provided with a material returning port valve 5, so that the materials in the tank can be completely returned conveniently;
further, the setting height of feed inlet 6 is less than the setting height of mount pad 16, and the setting height of air inlet 7 and feed inlet 6 looks parallel and level, and its tip between them all is provided with valve structure, and it connects feed pipeline and gas supply line respectively.
Further, the lower positioning bracket 23 is composed of an outer ring 24, an inner ring 25 and a connecting rod 26, the upper surface of the outer ring 24 of the lower positioning bracket 23 is fixedly connected with the lower surface of the mounting seat 16 through a connecting shaft 30, a lower mechanical seal is fixedly installed in the inner ring 25, and the lower end of the stirring shaft 22 is rotatably installed in the inner ring of the lower mechanical seal.
Further, evenly be provided with stirring vane 27 on the (mixing) shaft 22, stirring vane 27 is provided with the three-layer altogether, and every layer of impartial interval is provided with threely, through install mechanical seal 29 in through-hole 19 on the mount pad to fixed mounting has (mixing) shaft 22 in mechanical seal 29's inner circle, and the slope sets up multiunit stirring vane on (mixing) shaft 22, thereby improves the extraction efficiency to plant essential oil inside extraction jar 1 through the stirring effect.
Further, the piston rubber ring 17 is an annular piston, and is fixedly connected with the mounting seat 16, and the outer ring of the piston rubber ring 17 is matched with the inner diameter of the extraction tank 1.
Further, a connecting seat 18 is disposed on an upper surface of the seat body of the mounting seat 16, the connecting seat 18 is a set of seat bodies symmetrically disposed, and a third mounting hole is formed in the connecting seat 18, and the third mounting hole in the connecting seat 18 is rotatably connected to a second mounting hole formed in a lower end of the connecting rod 15 through a second pin bolt.
Further, the side wall of the extraction tank 1 is composed of an outer heat-insulating layer and an inner heat-conducting layer, a cavity is reserved between the outer heat-insulating layer and the inner heat-conducting layer, a resistance heating wire 28 is arranged in the cavity in a roundabout mode and is connected with a power supply through a temperature control switch, the temperature control switch is fixedly installed on the inner side wall of the extraction tank 1, the side wall of the extraction tank 1 is composed of the outer heat-insulating layer and the inner heat-conducting layer in a combined mode, the resistance heating wire 28 is spirally arranged in structures on two sides of the side wall, the resistance heating wire 28 is electrically connected with the power supply through the temperature control switch on the inner tank body of the extraction tank 1, and therefore the extraction efficiency is improved.
The working principle is as follows: in practical use, a worker adds the extract to be extracted and the extraction liquid from the feeding hole 6, closes the valve at the position of the feeding hole 6, pumps a proper amount of gas into the gas inlet 7 through the gas pump, closes the valve at the position of the gas inlet 7, switches on the power supply of the resistance heating wire 28, preheats the extraction liquid in the extraction tank 1 through the valve, drives the stirring shaft 22 through the servo motor 20 by starting the speed reduction motor 10 and the servo motor 20, stirs and mixes the extract and the extraction liquid in the extraction tank 1 through the stirring shaft 22, drives the transmission gear 11 through the speed reduction motor 10, drives the driven gear 13 through the transmission gear 11, drives the rotating shaft 12 through the driven gear, drives the cam 14 to move, and drives the connecting rod 15 to move through the movement of the cam 14, the connecting rod 15 drives the mounting seat 16 to move up and down, so that the piston rubber ring 17 is driven to move through the mounting seat 16, the pressure inside the extraction tank is continuously changed, and the extraction efficiency of the extraction liquid inside the extraction tank 1 on the essential oil in the extract to be extracted is effectively improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a skin care water essential oil raw materials extraction device, includes extraction jar (1) and sets up supporting leg (2) in extraction jar (1) bottom surface, the upper end of extraction jar (1) is provided with lid (3), its characterized in that: the extraction tank (1) is of a round tank structure, a feed inlet (6) and an air inlet (7) are formed in the side wall of the tank body, a rotating shaft hole (8) is formed in the inner side wall of the upper end of the pipe body of the extraction tank (1) in a leaning mode, a rotating shaft (12) is installed in the rotating shaft hole (8) in a rotating mode, a driven gear (13) and a cam (14) are fixedly installed on the rotating shaft (12), the two cams (14) are symmetrically arranged on the rotating shaft (12) in a sharing mode, installation holes are formed in one end of each cam (14), a connecting rod (15) is installed in the hole body in a rotating mode through a pin bolt, a second installation hole is formed in the lower end of the connecting rod (15), an installation plate (9) is fixedly installed on the inner side wall of the upper end of the pipe body of the extraction tank (1), a speed reducing motor (10) is fixedly installed on a rotor of the, the transmission gear (11) is meshed with a driven gear (13) on the rotating shaft (12), a mounting seat (16) is arranged at the position of the inner side wall of the tube body of the extraction tank (1) close to the middle end, the section of the mounting seat (16) is convex, a piston rubber ring (17) is fixedly arranged on the mounting seat, a through hole (19) is arranged at the center of the seat body of the mounting seat (16), a mechanical seal (29) is fixedly arranged in a through hole (19), a servo motor (20) is fixedly arranged at the position of the through hole (19), the rotor of the servo motor (20) is fixed to penetrate through the inner ring of the mechanical seal (29), the rotor of the servo motor is relatively fixed with the inner ring of the mechanical seal (29), the tail end of the rotor of the servo motor (20) is connected with a stirring shaft (22) through a coupling (21) in a transmission way, the lower end of the stirring shaft (22) is rotatably arranged on the lower positioning bracket (23).
2. The device for extracting essential oil raw material of skin care water as claimed in claim 1, wherein: the bottom surface of extraction jar (1) is the hemisphere, and the bottom surface of its jar body has seted up material returned mouth (4), the tip of material returned mouth (4) is provided with material returned mouth valve (5).
3. The device for extracting essential oil raw material of skin care water as claimed in claim 1, wherein: the height that sets up of feed inlet (6) highly is less than that of mount pad (16), and the height that sets up of air inlet (7) and feed inlet (6) looks parallel and level, and its tip between them all is provided with valve structure, and it connects feed pipeline and gas supply line respectively.
4. The device for extracting essential oil raw material of skin care water as claimed in claim 1, wherein: the lower positioning support (23) is formed by combining an outer ring (24), an inner ring (25) and a connecting rod (26), the upper surface of the outer ring (24) of the lower positioning support (23) is fixedly connected with the lower surface of the mounting seat (16) through a connecting shaft (30), a lower mechanical seal is fixedly mounted in the inner ring (25), and the lower end of the stirring shaft (22) is rotatably mounted in the inner ring of the lower mechanical seal.
5. The device for extracting essential oil raw material of skin care water as claimed in claim 4, wherein: stirring shaft (22) are last evenly to be provided with stirring vane (27), stirring vane (27) are provided with the three-layer altogether, and every layer of impartial interval is provided with three.
6. The device for extracting essential oil raw material of skin care water as claimed in claim 1, wherein: the piston rubber ring (17) is an annular piston and is fixedly connected with the mounting seat (16), and the outer ring of the piston rubber ring (17) is matched with the inner diameter of the extraction tank (1).
7. The device for extracting essential oil raw material of skin care water as claimed in claim 6, wherein: the upper surface of the seat body of the mounting seat (16) is provided with a connecting seat (18), the connecting seat (18) is a group of seat bodies which are symmetrically arranged, a third mounting hole is formed in the connecting seat (18), and the third mounting hole in the connecting seat (18) is rotatably connected with a second mounting hole formed in the lower end of the connecting rod (15) through a second pin bolt.
8. The device for extracting essential oil raw material of skin care water as claimed in claim 1, wherein: the side wall of the extraction tank (1) is composed of an outer heat-insulating layer and an inner heat-conducting layer, a cavity is reserved between the outer heat-insulating layer and the inner heat-conducting layer, a resistance heating wire (28) is arranged in the cavity in a roundabout mode, the resistance heating wire is connected with a power supply through a temperature control switch, and the temperature control switch is fixedly installed on the inner side wall of the extraction tank (1).
CN202011215454.2A 2020-11-04 2020-11-04 Skin care water essential oil raw material extraction device Withdrawn CN112175740A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011215454.2A CN112175740A (en) 2020-11-04 2020-11-04 Skin care water essential oil raw material extraction device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011215454.2A CN112175740A (en) 2020-11-04 2020-11-04 Skin care water essential oil raw material extraction device

Publications (1)

Publication Number Publication Date
CN112175740A true CN112175740A (en) 2021-01-05

Family

ID=73916638

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011215454.2A Withdrawn CN112175740A (en) 2020-11-04 2020-11-04 Skin care water essential oil raw material extraction device

Country Status (1)

Country Link
CN (1) CN112175740A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114101295A (en) * 2021-11-29 2022-03-01 淄博霖禾咨询服务有限公司 Harmless resource treatment method and equipment for household garbage incineration fly ash
CN115160455A (en) * 2022-07-26 2022-10-11 青岛金瑞纳橡胶科技有限公司 Formula of natural rubber latex biological coagulant and processing equipment thereof
CN116764265A (en) * 2021-12-23 2023-09-19 李文祥 Supercritical carbon dioxide extraction equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114101295A (en) * 2021-11-29 2022-03-01 淄博霖禾咨询服务有限公司 Harmless resource treatment method and equipment for household garbage incineration fly ash
CN116764265A (en) * 2021-12-23 2023-09-19 李文祥 Supercritical carbon dioxide extraction equipment
CN115160455A (en) * 2022-07-26 2022-10-11 青岛金瑞纳橡胶科技有限公司 Formula of natural rubber latex biological coagulant and processing equipment thereof

Similar Documents

Publication Publication Date Title
CN112175740A (en) Skin care water essential oil raw material extraction device
CN111771810B (en) Impeller type aerator for increasing oxygen increasing amount
CN201071792Y (en) Hydraulic water-pumping machine
CN111778105B (en) Plant essential oil extraction processingequipment
CN103089657B (en) Wind energy water pump
CN219647383U (en) Lubricating oil production rabbling mechanism
CN209577730U (en) A kind of soil remediation medicament filling apparatus
CN208286248U (en) A kind of navel orange plantation drug spray appliance
CN216018300U (en) Small-size agricultural machine irrigation equipment
CN216259217U (en) Biological medicine draws equipment
CN207628307U (en) A kind of preparation facilities of silver paste
CN208341300U (en) Lubricating arrangement is used in a kind of production of casing soft sweets
CN206760289U (en) Photovoltaic irrigation rig is used in Kiwi berry plantation
CN208159603U (en) A kind of agricultural watering irrigation rig
CN106593805B (en) A kind of wind-driven water pumping system
CN203209189U (en) Vertical scraper centrifugal machine
CN206866162U (en) A kind of solid cultivation rack device
CN219907524U (en) Rose essential oil negative pressure extraction element
CN2553134Y (en) Wind-force hydraulic pump
CN219474166U (en) Tea leaf drying device
CN209508238U (en) A kind of dead chicken processing unit of hot fermentation formula
CN220104572U (en) Continuous sampling device for soil and water conservation
CN220343097U (en) Multi-angle irrigation machine for agriculture
CN219271619U (en) Infiltration softening equipment is used in herbal pieces-production
CN208008764U (en) It is a kind of can pressure control constant-temperature moisture-keeping yellow wine fermentation device

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
WW01 Invention patent application withdrawn after publication

Application publication date: 20210105

WW01 Invention patent application withdrawn after publication