CN214228826U - Crop seed medicine mixing device with drying function - Google Patents

Crop seed medicine mixing device with drying function Download PDF

Info

Publication number
CN214228826U
CN214228826U CN202022320207.0U CN202022320207U CN214228826U CN 214228826 U CN214228826 U CN 214228826U CN 202022320207 U CN202022320207 U CN 202022320207U CN 214228826 U CN214228826 U CN 214228826U
Authority
CN
China
Prior art keywords
medicine
fixedly connected
mixing
medicinal cupping
drying
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.)
Expired - Fee Related
Application number
CN202022320207.0U
Other languages
Chinese (zh)
Inventor
李婷
黄海茵
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 CN202022320207.0U priority Critical patent/CN214228826U/en
Application granted granted Critical
Publication of CN214228826U publication Critical patent/CN214228826U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Special Spraying Apparatus (AREA)

Abstract

The utility model discloses a crop seed medicine mixing device with drying function, belonging to the technical field of agricultural equipment, which comprises a medicine mixing tank and a drying box, wherein the bottom end of the medicine mixing tank is connected with a driving motor, the driving end of the driving motor is connected with a transmission shaft, the upper end of the transmission shaft penetrates into the medicine mixing tank and is connected with a stirring blade, the right side of the medicine mixing tank is provided with the drying box, the bottom end of the drying box is connected with a shock absorber, the top end of the shock absorber is connected with a vibration net, the device sprays liquid medicine into the medicine mixing tank through an atomization nozzle, the liquid medicine and the crop seeds can be quickly and uniformly mixed by matching with the stirring blade without manual stirring, the physical strength of workers is saved to a certain extent, and then the crop seeds can be quickly dried through the matching action of the vibration motor, the vibration net and a hot air blower, the drying efficiency is improved to a certain extent, and the later storage of crop seeds is facilitated.

Description

Crop seed medicine mixing device with drying function
Technical Field
The utility model relates to an agricultural equipment technical field, more specifically say, relate to a crops seed mixes medicine device with stoving function.
Background
Along with the rapid development of agriculture, the production efficiency of agriculture is greatly improved, crop seeds are easily affected by air temperature and humidity and are usually rotten or infested when being placed, and unaffected seeds are usually damaged by grubs, aphids, plant hoppers and other pests after being planted, so that the yield of crops is reduced, harvest is reduced, the seeds are mixed with pesticide before the crops are sown, underground pests and soil-borne diseases can be effectively prevented and reduced, the effect of preventing dead seedlings from dying is achieved, the effects of adjusting the growth of crops and promoting the yield and quality to be improved are achieved.
Traditional crop seed mixes the medicine mode, adopt artifical mode to mix the seed with the medicament usually, artifical mix medicament and crop seed, this kind of medicament mixes the seed mode and can make the labour personnel very tired, the inhomogeneous problem of seed mixing still exists simultaneously, so that some crop seeds do not fully contact the medicament, later can not fine control soil insects, the disease scheduling problem in carrying out the crop farming in-process, and because the seed after mixing the medicine is more moist, can not direct storage, generally store after natural air-drying, otherwise can appear the seed and roll up the phenomenon that the cluster becomes the inferior seed such as the seed becomes mouldy, thereby influence the germination percentage after the seed seeding.
Therefore, a crop seed mixing device with a drying function is provided to solve the above problems to a certain extent.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
Problem to prior art existence, the utility model aims to provide a crops seed mixes medicine device with stoving function, this device is taken the liquid medicine back out from the liquid medicine bucket through setting up the high-pressure pump, the even inside of mixing the medicinal cupping of spraying of a plurality of atomizer of rethread, the inside stirring vane of mixing the medicinal cupping can be quick with liquid medicine and crops seed misce bene of deuterogamying, and need not artifical stirring, labor personnel's physical power has been saved to a certain extent, after through vibrating motor, the crop seed stoving after mixing the medicine that the cooperation of devices such as vibration net and air heater can be quick, drying efficiency has been improved to a certain extent, and be favorable to the later stage to the storage of crops seed.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a crops seed mixes medicine device with stoving function, includes and mixes medicine jar and stoving case, the bottom fixedly connected with driving motor who mixes the medicine jar, driving motor's drive end fixedly connected with gear train, the gear train includes the gear that two meshing are connected, one of them gear fixed connection is in driving motor's drive end, another the top fixedly connected with transmission shaft of gear, the upper end of transmission shaft runs through to mixing the inside of medicine jar and two stirring vane of fixedly connected with, mix fixedly connected with liquid medicine bucket on the right-hand member outer wall of medicine jar, the liquid medicine bucket with mix the medicine jar and be linked together through communicating pipe, install the high-pressure pump on communicating pipe, be provided with first discharge gate on the lower extreme right side wall of mixing the medicine jar, the stoving case is located mixes the right side of medicine jar, the bottom of first discharge gate runs through the top of stoving case and extends to inside, four bumper shock absorbers of fixedly connected with on the bottom inner wall of stoving case, four the top fixedly connected with vibrating screen of bumper shock absorber, vibrating motor is installed to the bottom of vibrating screen, this device is taken the liquid medicine back out from the liquid medicine bucket through setting up the high-pressure pump, the even inside of mixing the medicinal cupping of a plurality of atomizer of rethread, the inside stirring vane of mixing the medicinal cupping can be quick with liquid medicine and crops seed misce bene again in the cooperation, and need not manual stirring, labour personnel's physical power has been saved to a certain extent, after through vibrating motor, the crop seed stoving after mixing the medicine that the cooperation of devices such as vibrating screen and air heater can be quick, drying efficiency has been improved to a certain extent, and be favorable to the later stage to the storage of crops seed.
Further, fixedly connected with dog-house on the left end outer wall of medicine mixing tank, the inside of dog-house is equipped with the valve, be provided with the scale on the outer wall of liquid medicine bucket, set up the valve through the middle-end at the dog-house, can realize the control to feed speed, reduced the possibility that crops seed blocked to a certain extent, and the scale on the liquid medicine bucket can make things convenient for operating personnel to the observation of liquid medicine surplus to a certain extent to in time add.
Further, be located the one end port department fixedly connected with that mixes in the medicinal cupping communicating pipe and spill the medicine disc, spill the inside of medicine disc and offer the feed liquor chamber that is linked together with communicating pipe, spill the bottom of medicine disc and install a plurality of atomizer that are linked together with the feed liquor chamber, spill medicine disc and a plurality of atomizer through setting up, be favorable to spraying the liquid medicine more evenly in the inside of mixing the medicinal cupping, be favorable to improving the even degree of mixing the medicine.
Further, be connected through the bearing between the outer end of transmission shaft and the bottom of mixing the medicinal cupping, the equal fixedly connected with anti-overflow plate in both sides around the upper end of vibrating screen is favorable to the transmission shaft more stable smooth and easy when rotatory through setting up the bearing, and the anti-overflow plate of vibrating screen upper end is favorable to restricting the top at the vibrating screen with the crops seed, improves the effect of drying to a certain extent.
Further, install the air heater on the bottom inner wall of stoving case, the air-out end fixedly connected with hot-blast main of air heater, a plurality of T shape siphunculuss are installed to the outer end of hot-blast main, are favorable to the quick seed after will mixing the medicine to dry through installing the air heater in the stoving case, and are favorable to blowing out hot-blast ability that the air heater blew off more evenly on crops seed through setting up a plurality of T shape siphunculuss, are favorable to improving the stoving effect.
Further, the mounting hole has been seted up on the top of stoving case, install the filter layer in the mounting hole, be provided with the second discharge gate corresponding with the right-hand member of vibrating screen on the right-hand member lateral wall of stoving case, the baffle is installed to the right-hand member of second discharge gate, is favorable to the produced toxic gas safety discharge when will drying the seed through setting up the filter layer, has improved safety in utilization to a certain extent, sets up the baffle through the right-hand member at the second discharge gate, is favorable to increasing the leakproofness of stoving case, is favorable to reducing the outflow of harmful gas.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this device is through setting up the high-pressure pump and taking the back out the liquid medicine from the liquid medicine bucket, the even inside of mixing the medicinal cupping of spraying of a plurality of atomizer of rethread, the inside stirring vane of mixing the medicinal cupping can be quick with liquid medicine and crops seed misce bene again in the cooperation, and need not manual stirring, labour personnel's physical power has been saved to a certain extent, after through vibrating motor, the crop seed after will mixing the medicine that the cooperation of devices such as vibration net and air heater can be quick is dried, drying efficiency has been improved to a certain extent, and be favorable to the later stage to the storage of crops seed.
(2) Fixedly connected with dog-house on the left end outer wall of medicine mixing tank, the inside of dog-house is equipped with the valve, is provided with the scale on the outer wall of liquid medicine bucket, sets up the valve through the inside at the dog-house, can realize the control to feed speed, has reduced the possibility that the crops seed blocked to a certain extent, and the scale on the liquid medicine bucket can make things convenient for operating personnel to the observation of liquid medicine surplus to a certain extent to in time add.
(3) One end port department fixedly connected with that communicates pipe is located mixes the medicine jar spills the medicine disc, spills the inside of medicine disc and sets up the feed liquor chamber that is linked together with communicating pipe, spills the bottom of medicine disc and installs a plurality of atomizer that are linked together with the feed liquor chamber, spills medicine disc and a plurality of atomizer through setting up, is favorable to spraying the liquid medicine more evenly in the inside of mixing the medicine jar, is favorable to improving the even degree of mixing the medicine.
(4) Be connected through the bearing between the outer end of transmission shaft and the bottom of mixing the medicinal cupping, the equal fixedly connected with anti-overflow plate in both sides around the upper end of vibrating screen is favorable to the transmission shaft more stable smooth and easy when rotatory through setting up the bearing, and the anti-overflow plate of vibrating screen upper end is favorable to restricting the top at the vibrating screen with the crops seed, improves the effect of drying to a certain extent.
(5) Install the air heater on the bottom inner wall of stoving case, the air-out end fixedly connected with hot-blast main of air heater, a plurality of T shape siphunculuss are installed to the outer end of hot-blast main, are favorable to quick seed after will mixing the medicine to dry through installing the air heater in the stoving case, and are favorable to blowing out hot-blast that the air heater blew off can be more even blow on crops seed through setting up a plurality of T shape siphunculuss, are favorable to improving the stoving effect.
(6) The mounting hole has been seted up on the top of stoving case, install the filter layer in the mounting hole, be provided with the second discharge gate corresponding with the right-hand member of shale shaker on the right-hand member lateral wall of stoving case, the baffle is installed to the right-hand member of second discharge gate, produced toxic gas safety discharge when being favorable to drying the seed through setting up the filter layer, the safety in utilization has been improved to a certain extent, set up the baffle through the right-hand member at the second discharge gate, be favorable to increasing the leakproofness of stoving case, be favorable to reducing the excessive volume of harmful gas.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
fig. 3 is a side view of the T-shaped pipe of the present invention.
The reference numbers in the figures illustrate:
1 medicine mixing tank, 2 material feeding ports, 3 driving motor, 4 gear set, 5 transmission shafts, 6 stirring blades, 7 liquid medicine barrel, 8 communicating pipe, 9 high pressure pump, 10 medicine spraying disc, 11 atomizing nozzle, 12 first material outlet, 13 drying box, 14 shock absorber, 15 vibrating screen, 16 vibrating motor, 17 hot air blower, 18 hot air pipe, 19T-shaped through pipe, 20 filter layer, 21 second material outlet.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, a crop seed mixing device with a drying function comprises a mixing tank 1 and a drying box 13, wherein a feeding port 2 is fixedly connected to the outer wall of the left end of the mixing tank 1, a valve is arranged inside the feeding port 2, the control of feeding speed can be realized by arranging the valve at the middle end of the feeding port 2, the possibility of crop seed clamping is reduced to a certain extent, a driving motor 3 is fixedly connected to the bottom end of the mixing tank 1, a gear set 4 is fixedly connected to the driving end of the driving motor 3, the gear set 4 comprises two gears which are in meshed connection, one gear is fixedly connected to the driving end of the driving motor 3, a transmission shaft 5 is fixedly connected to the top end of the other gear, the upper end of the transmission shaft 5 penetrates into the mixing tank 1 and is fixedly connected with two stirring blades 6, be connected through the bearing between the outer end of transmission shaft 5 and the bottom of mixing medicinal cupping 1, the equal fixedly connected with anti-overflow plate in both sides around the upper end of vibrating screen 15 is favorable to transmission shaft 5 more stable smooth and easy when rotatory through setting up the bearing, and the anti-overflow plate of vibrating screen 15 upper end is favorable to restricting the effect of drying to a certain extent in the top of vibrating screen 15 with the crops seed.
Referring to fig. 1, a liquid medicine barrel 7 is fixedly connected to the outer wall of the right end of the medicine mixing tank 1, a graduated scale is arranged on the outer wall of the liquid medicine barrel 7, the graduated scale is arranged on the liquid medicine barrel 7, the operation personnel can observe the residual amount of the liquid medicine to a certain extent conveniently so as to add the liquid medicine in time, the liquid medicine barrel 7 is communicated with the medicine mixing tank 1 through a communicating pipe 8, a high-pressure pump 9 is arranged on the communicating pipe 8, a pesticide spraying disc 10 is fixedly connected at one end port of the communicating pipe 8 positioned in the pesticide mixing tank 1, a liquid inlet cavity communicated with the communicating pipe 8 is arranged inside the pesticide spraying disc 10, a plurality of atomizing nozzles 11 communicated with the liquid inlet cavity are arranged at the bottom end of the pesticide spraying disc 10, through setting up and spilling medicine disc 10 and a plurality of atomizer 11, be favorable to spraying the liquid medicine more evenly in the inside of mixing medicinal cupping 1, be favorable to improving the even degree of mixing the medicine.
Referring to fig. 1-3, a first discharge hole 12 is formed in a right side wall of a lower end of the medicine mixing tank 1, the drying box 13 is located at a right side of the medicine mixing tank 1, a bottom end of the first discharge hole 12 penetrates through a top end of the drying box 13 and extends into the drying box, four shock absorbers 14 are fixedly connected to an inner wall of a bottom end of the drying box 13, a vibration net 15 is fixedly connected to top ends of the four shock absorbers 14, a vibration motor 16 is installed at a bottom end of the vibration net 15, a hot air blower 17 is installed on an inner wall of a bottom end of the drying box 13, a hot air pipe 18 is fixedly connected to an air outlet end of the hot air blower 17, a plurality of T-shaped through pipes 19 are installed at an outer end of the hot air pipe 18, the hot air blower 17 is installed in the drying box 13 to facilitate rapid drying of the mixed seeds, and the hot air blown by the hot air blower 17 can be blown more uniformly onto the crop seeds by the plurality of T-shaped through pipes 19, is favorable for improving the drying effect.
It should be emphasized that, the top end of the drying box 13 is provided with a mounting hole, a filter layer 20 is installed in the mounting hole, a second discharge hole 21 corresponding to the right end of the vibrating screen 15 is arranged on the side wall of the right end of the drying box 13, a baffle is installed at the right end of the second discharge hole 21, the filter layer 20 is favorable for safely discharging toxic gas generated during drying seeds, the use safety is improved to a certain extent, the baffle is arranged at the right end of the second discharge hole 21, the sealing performance of the drying box 13 is favorably improved, and the amount of harmful gas overflow is favorably reduced.
When the device is used, firstly, enough liquid medicine is injected into the liquid medicine barrel 7, the driving motor 3, the high-pressure pump 9 and the hot air blower 17 are started, then crop seeds are put into the medicine mixing tank 1 from the feed opening 2, the liquid medicine in the liquid medicine barrel 7 is pumped out by the high-pressure pump 9, the liquid medicine is uniformly sprayed into the medicine mixing tank 1 through the plurality of atomizing spray heads 11, the driving motor 3 drives the stirring blades 6 to stir, the stirred crop seeds fall onto the vibrating screen 15 from the first discharge opening 12, then the crop seeds slowly move to the right end of the drying box 13 under the action of the vibrating motor, hot air blown by the hot air blower 17 dries the crop seeds, and the dried crop seeds are discharged from the second discharge opening 21.
The components adopted in the utility model are all universal standard components or components known by the technicians in the field, and the structure and the principle of the components can be known by the technicians through technical manuals or conventional experimental methods.
The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims (6)

1. The utility model provides a crops seed mixes medicine device with stoving function, is including mixing medicine jar (1) and stoving case (13), its characterized in that: mix bottom fixedly connected with driving motor (3) of medicinal cupping (1), the drive end fixedly connected with gear train (4) of driving motor (3), gear train (4) include the gear that two meshing are connected, one of them gear fixed connection is in the drive end of driving motor (3), another the top fixedly connected with transmission shaft (5) of gear, the upper end of transmission shaft (5) runs through to mixing the inside of medicinal cupping (1) and two stirring vane (6) of fixedly connected with, mix fixedly connected with liquid medicine bucket (7) on the right-hand member outer wall of medicinal cupping (1), liquid medicine bucket (7) with mix medicinal cupping (1) and be linked together through communicating pipe (8), install high-pressure pump (9) on communicating pipe (8), be provided with first discharge gate (12) on the lower extreme right side wall of mixing medicinal cupping (1), stoving case (13) are located the right side of mixing medicinal cupping (1), the bottom of first discharge gate (12) runs through the top of stoving case (13) and extends to inside it, four bumper shock absorbers (14), four of fixedly connected with on the bottom inner wall of stoving case (13) the top fixedly connected with vibrating screen (15) of bumper shock absorber (14), vibrating motor (16) are installed to the bottom of vibrating screen (15).
2. The crop seed dressing device with the drying function as claimed in claim 1, wherein: fixedly connected with dog-house (2) on the left end outer wall of medicine mixing jar (1), the inside of dog-house (2) is equipped with the valve, be provided with the scale on the outer wall of liquid medicine bucket (7).
3. The crop seed dressing device with the drying function as claimed in claim 1, wherein: communicating pipe (8) are located the one end port department fixedly connected with that mixes in medicinal cupping (1) and spill medicine disc (10), spill the inside of medicine disc (10) and offer the feed liquor chamber that is linked together with communicating pipe (8), spill the bottom of medicine disc (10) and install a plurality of atomizer (11) that are linked together with the feed liquor chamber.
4. The crop seed dressing device with the drying function as claimed in claim 1, wherein: the outer end of the transmission shaft (5) is connected with the bottom end of the medicine mixing tank (1) through a bearing, and anti-overflow plates are fixedly connected to the front side and the rear side of the upper end of the vibrating screen (15).
5. The crop seed dressing device with the drying function as claimed in claim 1, wherein: install air heater (17) on the bottom inner wall of stoving case (13), the air-out end fixedly connected with hot-blast main (18) of air heater (17), a plurality of T shape siphunculuss (19) are installed to the outer end of hot-blast main (18).
6. The crop seed dressing device with the drying function as claimed in claim 1, wherein: the drying box is characterized in that a mounting hole is formed in the top end of the drying box (13), a filter layer (20) is mounted in the mounting hole, a second discharge hole (21) corresponding to the right end of the vibrating screen (15) is formed in the side wall of the right end of the drying box (13), and a baffle is mounted at the right end of the second discharge hole (21).
CN202022320207.0U 2020-10-19 2020-10-19 Crop seed medicine mixing device with drying function Expired - Fee Related CN214228826U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022320207.0U CN214228826U (en) 2020-10-19 2020-10-19 Crop seed medicine mixing device with drying function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022320207.0U CN214228826U (en) 2020-10-19 2020-10-19 Crop seed medicine mixing device with drying function

Publications (1)

Publication Number Publication Date
CN214228826U true CN214228826U (en) 2021-09-21

Family

ID=77729673

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022320207.0U Expired - Fee Related CN214228826U (en) 2020-10-19 2020-10-19 Crop seed medicine mixing device with drying function

Country Status (1)

Country Link
CN (1) CN214228826U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117016098A (en) * 2023-08-09 2023-11-10 武汉市文鼎农业生物技术有限公司 Vegetable seed mixes medicine device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117016098A (en) * 2023-08-09 2023-11-10 武汉市文鼎农业生物技术有限公司 Vegetable seed mixes medicine device

Similar Documents

Publication Publication Date Title
CN207022805U (en) A kind of water planting and mist training convolution soilless culture planting device
CN107771456A (en) A kind of seed pelleting machine of subsidiary dust arrester
CN108718552A (en) A kind of pestsides synthesis flusher with function of digging
CN214228826U (en) Crop seed medicine mixing device with drying function
CN215774265U (en) A directional fertilizer injection unit for maize is planted
CN206024979U (en) Hand -held type pesticide sprinkler
CN109229386A (en) A kind of agricultural unmanned aerial vehicles sowing device
KR101111147B1 (en) apparatus for scatter of manure gps using tractort
CN105830586A (en) Potato seed dresser
CN215898699U (en) Pesticide sprinkler for farming
CN205902346U (en) High -efficient seeding fertilization all -in -one
CN211321971U (en) Wheat seed medicament seed dressing device
CN214282076U (en) Agricultural corn seed medicine mixing device with uniform treatment function
CN214155386U (en) Watering device that farming used
CN107852891A (en) A kind of composite type seed seed-coating machine
CN212573471U (en) A seed dressing device for quinoa
CN211406797U (en) Seed screening and coating medicine mixing machine
CN207854481U (en) Radix Isatidis plantation water-fertilizer integral irrigation system
CN214413450U (en) Seed dressing mixing device for high-yield cultivation of cotton
CN220173792U (en) Uniform pesticide and fertilizer application mechanism for potatoes
CN220630796U (en) Deinsectization device for pumpkin cultivation
CN212463977U (en) Agricultural related mixed seed dressing device
CN216219709U (en) West melon plant diseases and insect pests prevention and control device in base
CN217694273U (en) Screening and seed dressing integrated agricultural wheat seed dressing device
CN218514785U (en) Seed dressing machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210921

CF01 Termination of patent right due to non-payment of annual fee