CN107318393A - A kind of grain warehouse and its control system - Google Patents

A kind of grain warehouse and its control system Download PDF

Info

Publication number
CN107318393A
CN107318393A CN201710647058.9A CN201710647058A CN107318393A CN 107318393 A CN107318393 A CN 107318393A CN 201710647058 A CN201710647058 A CN 201710647058A CN 107318393 A CN107318393 A CN 107318393A
Authority
CN
China
Prior art keywords
warehouse
grain
transport
storehouse
transport storehouse
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.)
Granted
Application number
CN201710647058.9A
Other languages
Chinese (zh)
Other versions
CN107318393B (en
Inventor
韦金影
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.)
Tangshan Aidong Agricultural Technology Co ltd
Original Assignee
Hefei Tucson Industrial Design Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hefei Tucson Industrial Design Co Ltd filed Critical Hefei Tucson Industrial Design Co Ltd
Priority to CN201710647058.9A priority Critical patent/CN107318393B/en
Publication of CN107318393A publication Critical patent/CN107318393A/en
Application granted granted Critical
Publication of CN107318393B publication Critical patent/CN107318393B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01FPROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F25/00Storing agricultural or horticultural produce; Hanging-up harvested fruit
    • A01F25/14Containers specially adapted for storing
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B9/00Preservation of edible seeds, e.g. cereals
    • A23B9/16Preserving with chemicals
    • A23B9/24Preserving with chemicals in the form of liquids or solids
    • A23B9/32Apparatus for preserving using liquids
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Storage Of Fruits Or Vegetables (AREA)
  • Storage Of Harvested Produce (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a kind of grain warehouse, including:Warehouse body, sampling Detection component and fresh-keeping component, warehouse body include silo and transport storehouse, are separated between transport storehouse and silo by tubular dividing plate, right angle setting dragon shaft in transport storehouse, and electric hot plate is also set up on transport storehouse inwall;Sampling Detection component includes sampler barrel, the second motor, slideway and moisture detector, and fresh-keeping component includes shower nozzle, jet pipe, mateiral pump and storage tank, and shower nozzle is arranged on transport silo roof end, and the opening just to dividing plate top, shower nozzle connecting spray nozzle.The present invention uses and independent transport storehouse is set in grain warehouse, circulation transport is carried out to grain using flood dragon, antistaling agent is heated, dried and sprayed to transport to grain simultaneously, grain is set to keep drying for a long time in warehouse, and grain freshness is maintained for a long time, whole system automatic operating, without manpower, saves human resources.

Description

A kind of grain warehouse and its control system
Technical field
The present invention relates to grain storage device field, specifically a kind of grain warehouse and its control system.
Background technology
China is paddy production and consumption state the biggest in the world, especially rice, is used as the traditional grain of China, its nutrition It is with a very important position in meals with Cooking Quality.In the intermediate links of grain, the storage of grain is even more the most important thing.
During the storage of grain, by taking rice as an example, because rice does not have cot protection, nutriment is directly exposed to Outside, therefore, warm, wet, oxygen influence to external world is more sensitive, and hygroscopicity is strong, and insect, mould are easy to direct harm, are easily caused Nutriment accelerates metabolism;There is more rice bran in rice and crack rice, plug the hole of meter heap, internal accumulated heat is difficult to dissipate Hair;Fat also more, oxidizable decomposition in chaff powder, making the acidity of rice increases, so rice easily makes moist, generated heat, life It is mould, infested, not storage endurance.
And existing silo sealing is poor, easily made moist during long-time storage, very big is influenceed on grain quality, thus Need periodically to be tedded, dehumidifying, waste time and energy.
The content of the invention
It is an object of the invention to provide a kind of grain warehouse and its control system, to solve to propose in above-mentioned background technology The problem of.
To achieve the above object, the present invention provides following technical scheme:
A kind of grain warehouse, including:Warehouse body, sampling Detection component and fresh-keeping component, the warehouse body include grain Storehouse and transport storehouse, are separated between the transport storehouse and silo by tubular dividing plate, the upper and lower end face of dividing plate respectively with warehouse The top and bottom of body are welded and fixed, and the upper and lower side of dividing plate is respectively provided with vertical in the opening for making silo be connected with transport storehouse, transport storehouse Install and also set up electric hot plate on dragon shaft, the dragon shaft and the first motor connection, transport storehouse inwall;
The sampling Detection component includes sampler barrel, the second motor, slideway and moisture detector, and the sampler barrel fixes peace On warehouse inwall, sampler barrel is hollow cylinder, and flood dragon rotating shaft is also installed in it, and the second motor is located at sampler barrel side, And be connected with flood dragon rotating shaft, warehouse sets through hole with sampler barrel link position, and the slideway oblique weld is fixed on the outer of warehouse On wall, and immediately below through hole, and it is ultimately connected at moisture detector;
The fresh-keeping component includes shower nozzle, jet pipe, mateiral pump and storage tank, and the shower nozzle is arranged on transport silo roof end, and just To the opening on dividing plate top, shower nozzle connecting spray nozzle, jet pipe is respectively connecting to storage grain in mateiral pump and storage tank, the storage tank and protected Fresh dose.
It is used as further scheme of the invention:The sampling Detection component at least sets three groups from top to bottom.
It is used as further scheme of the invention:Dismountable Cang Gai is set at the top of the warehouse.
It is used as further scheme of the invention:The antistaling agent uses bio-preservative, preferably Tea Polyphenols and milt egg White composite preservative.
A kind of control system of grain warehouse, including:PLC processing units and timer, the PLC processing units simulation are defeated Exit port is connected with timer, the relay electricity of the timer respectively with the first motor, the second motor, electric hot plate and mateiral pump Road is connected, and the simulation input port of PLC processing units and the FPDP of moisture detector are connected.
It is used as further scheme of the invention:A kind of control system of grain warehouse also includes magnetic valve, the magnetic valve Transport silo roof portion is arranged on, magnetic valve Electromagnetic Control port is electrically connected with PLC processing units.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention uses and independent fortune is set in grain warehouse Defeated storehouse, circulation transport is carried out to grain using flood dragon, and transport is heated to grain, dried and sprayed antistaling agent simultaneously, makes Grain can keep drying for a long time in warehouse, and maintain grain freshness, whole system automatic operating, without people for a long time Power, saves human resources.
Brief description of the drawings
Fig. 1 is a kind of structural representation of grain warehouse.
Fig. 2 is a kind of overlooking the structure diagram of grain warehouse.
Fig. 3 is a kind of left view structural representation of grain warehouse.
Fig. 4 is a kind of principle schematic of the control system of grain warehouse.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Refer in Fig. 1~3, the embodiment of the present invention, a kind of grain warehouse, including:Warehouse body 3, sampling Detection component With fresh-keeping component, warehouse body 3 include silo 32 and transport storehouse 31, transport storehouse 31 and silo 32 between by it is tubular every Plate 4 is separated, and the top and bottom of the upper and lower end face of dividing plate 4 respectively with warehouse body 3 are welded and fixed, in addition, the upper and lower side of dividing plate 4 is equal Right angle setting dragon shaft 6, the dragon shaft 6 and first in the opening for making silo 32 be connected with transport storehouse 31, transport storehouse 31 are set Motor 1 is connected, and is driven by the first motor 1 and is also set up electric hot plate 7 on rotation, the transport inwall of storehouse 31;
Sampling Detection component includes sampler barrel 13, the second motor 14, slideway 12 and moisture detector 10, and sampler barrel 13 is fixed On the inwall of warehouse 32, sampler barrel 13 is hollow cylinder, and flood dragon rotating shaft is also installed in it, and the second motor 14 is located at sampling 13 sides of cylinder, and be connected with flood dragon rotating shaft, warehouse 32 sets through hole 11, the oblique weld of slideway 12 with the link position of sampler barrel 13 On the outer wall for being fixed on warehouse 32, and immediately below through hole 11, and it is ultimately connected at moisture detector 10,13 turns of sampler barrel When dynamic, the grain in warehouse 32 can be taken out of, and be flow at through hole 11 on slideway 12, and roll down to moisture detector 10 automatically In, detect grain moisture content;
Fresh-keeping component includes shower nozzle 2, jet pipe 5, mateiral pump 8 and storage tank 9, and shower nozzle 2 is arranged on the transport top of storehouse 31, and just To the opening on the top of dividing plate 4, the connecting spray nozzle 5 of shower nozzle 2, jet pipe 5 is respectively connecting to store up in mateiral pump 8 and storage tank 9, the storage tank 9 Store up grain antistaling agent.
Sampling Detection component at least sets three groups from top to bottom, can be sampled respectively from diverse location in warehouse 32, obtains many Individual sampling sample, makes water content detection result more accurate.
The top of warehouse 32 sets dismountable storehouse lid 15.
Antistaling agent uses bio-preservative, preferably Tea Polyphenols and nucleoprotamine composite preservative.
Such as Fig. 4, a kind of control system of grain warehouse, including:PLC processing units and timer, the PLC processing units Simulation output port is connected with timer, and the timer is respectively with the first motor 1, the second motor 14, electric hot plate 7 and taking out Expect the relay circuit connection of pump 8, the operation of timing controlled motor, electric hot plate 7 and mateiral pump 8 can be distinguished, PLC processing units Simulation input port is connected with the FPDP of moisture detector 10, and the detection of moisture detector 10 data are handled.
A kind of control system of grain warehouse also includes magnetic valve 16, and the magnetic valve 16 is arranged on the top of transport storehouse 31, The Electromagnetic Control port of magnetic valve 16 is electrically connected with PLC processing units.
The working method of the control system is as follows:The second motor of Timer Controlling 14 starts, and sampler barrel 13 is taken respectively Sample, makes multigroup sampling sample enter in moisture detector 10 and mixes, the detection sample average water content of moisture detector 10, and will Detect that data transfer carries out processing judgement to PLC processing units, if water content is exceeded, PLC processing units pass through Timer Controlling First motor 1, electric hot plate 7 and mateiral pump 8 start, and the first motor 1 driving dragon shaft 6 is rotated, and the grain in warehouse 32 is passed through In the opening transport storehouse 31 of the bottom of dividing plate 4, and constantly it is lifted up, grain is entered by electric hot plate 7 in lifting process Row heating, drying, the grain lifted to the transport top of storehouse 31 are come back in warehouse 32 from the opening at the top of dividing plate 4, realize grain Food is circulated, drying of being constantly heated, meanwhile, in transportation, shower nozzle 2 sprays antistaling agent to grain, makes grain surface Adhere to one layer of antistaling agent, it is ensured that grain freshness, in addition, magnetic valve 16 is opened in drying course, the steam for being conducive to drying to produce Discharge outside storehouse, prevent condensation.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It may be appreciated other embodiment.

Claims (6)

1. a kind of grain warehouse, including:Warehouse body (3), sampling Detection component and fresh-keeping component, it is characterised in that:
The warehouse body (3) includes silo (32) and transport storehouse (31), and circle is passed through between the transport storehouse (31) and silo (32) The dividing plate (4) of cylinder shape is separated, and the top and bottom of the upper and lower end face of the dividing plate (4) respectively with warehouse body (3) are welded and fixed, every The upper and lower side of plate (4) is respectively provided with the opening for making silo (32) be connected with transport storehouse (31), transports storehouse (31) interior right angle setting flood dragon Axle (6), the dragon shaft (6) is connected with the first motor (1), and electric hot plate (7) is also set up on transport storehouse (31) inwall;
The sampling Detection component includes sampler barrel (13), the second motor (14), slideway (12) and moisture detector (10), described Sampler barrel (13) is fixedly mounted on warehouse (32) inwall, and sampler barrel (13) is hollow cylinder, and also installs flood dragon rotating shaft in it, Second motor (14) is located at sampler barrel (13) side, and is connected with flood dragon rotating shaft, warehouse (32) and sampler barrel (13) link position Through hole (11) is set, and slideway (12) oblique weld is fixed on the outer wall of warehouse (32), and immediately below through hole (11), And it is ultimately connected to moisture detector (10) place;
The fresh-keeping component includes shower nozzle (2), jet pipe (5), mateiral pump (8) and storage tank (9), and the shower nozzle (2) is arranged on transport Storehouse (31) top, and the opening just to dividing plate (4) top, shower nozzle (2) connecting spray nozzle (5), jet pipe (5) are respectively connecting to mateiral pump (8) and storage tank (9), storage food preservative in the storage tank (9).
2. a kind of grain warehouse according to claim 1, it is characterised in that:The sampling Detection component is at least from top to bottom Set three groups.
3. a kind of grain warehouse according to claim 1, it is characterised in that:Set at the top of the warehouse (32) dismountable Cang Gai (15).
4. a kind of grain warehouse according to claim 1, it is characterised in that:The antistaling agent uses bio-preservative, adopts With Tea Polyphenols and nucleoprotamine composite preservative.
5. a kind of control system of grain warehouse as described in claim 1-4 is any one, it is characterised in that:Including:PLC processing Unit and timer, the PLC processing units simulation output port are connected with timer, the timer respectively with the first motor (1), the relay circuit connection of the second motor (14), electric hot plate (7) and mateiral pump (8), the analog input end of PLC processing units Mouth is connected with the FPDP of moisture detector (10).
6. a kind of control system of grain warehouse according to claim 5, it is characterised in that:A kind of control of grain warehouse System also includes magnetic valve (16), and the magnetic valve (16) is arranged at the top of transport storehouse (31), magnetic valve (16) Electromagnetic Control end Mouth is electrically connected with PLC processing units.
CN201710647058.9A 2017-08-01 2017-08-01 A kind of grain warehouse and its control system Expired - Fee Related CN107318393B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710647058.9A CN107318393B (en) 2017-08-01 2017-08-01 A kind of grain warehouse and its control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710647058.9A CN107318393B (en) 2017-08-01 2017-08-01 A kind of grain warehouse and its control system

Publications (2)

Publication Number Publication Date
CN107318393A true CN107318393A (en) 2017-11-07
CN107318393B CN107318393B (en) 2019-09-10

Family

ID=60199790

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710647058.9A Expired - Fee Related CN107318393B (en) 2017-08-01 2017-08-01 A kind of grain warehouse and its control system

Country Status (1)

Country Link
CN (1) CN107318393B (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107896653A (en) * 2017-11-28 2018-04-13 南京信息职业技术学院 Grain warehouse
CN107926304A (en) * 2017-11-20 2018-04-20 青岛德全食品有限公司 peanut storage bin
CN111357499A (en) * 2020-04-08 2020-07-03 安徽东旭大别山农业科技有限公司 Tea-oil camellia seed storage device is used in tea-oil camellia processing
CN111798645A (en) * 2020-05-14 2020-10-20 苏州洪昇新能源科技有限公司 Real-time monitoring system for hazardous gas
CN111955178A (en) * 2020-08-25 2020-11-20 湖南省伟利米业有限公司 Cooling and dehumidifying type storage device for grain storage
CN115384961A (en) * 2022-08-17 2022-11-25 永州市浯溪农业开发有限公司 Rice protection against insects herbal medicine device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201846731U (en) * 2010-09-13 2011-06-01 李安民 Grain rotary drying production line
US20130015251A1 (en) * 2011-07-12 2013-01-17 Ctb, Inc. Bin aeration system
RU2479982C1 (en) * 2011-09-19 2013-04-27 Государственное научное учреждение Всероссийский научно-исследовательский институт электрификации сельского хозяйства Российской академии сельскохозяйственных наук (ГНУ ВИЭСХ Россельхозакадемии) Method of drying grain in hoppers of forced ventilation
CN104034150A (en) * 2013-03-09 2014-09-10 Ctb有限公司 Method and system to selectively dry grain in a grain bin
CN105394174A (en) * 2015-10-20 2016-03-16 湖南富江米业有限公司 Grain storage system and grain storage method thereof
CN205180241U (en) * 2015-11-21 2016-04-27 山东全冠机械科技有限公司 Integrative equipment that stores up is dried by fire to grain intelligence
CN206113603U (en) * 2016-08-30 2017-04-19 西北民族大学 Cylinder -type grain drier

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201846731U (en) * 2010-09-13 2011-06-01 李安民 Grain rotary drying production line
US20130015251A1 (en) * 2011-07-12 2013-01-17 Ctb, Inc. Bin aeration system
RU2479982C1 (en) * 2011-09-19 2013-04-27 Государственное научное учреждение Всероссийский научно-исследовательский институт электрификации сельского хозяйства Российской академии сельскохозяйственных наук (ГНУ ВИЭСХ Россельхозакадемии) Method of drying grain in hoppers of forced ventilation
CN104034150A (en) * 2013-03-09 2014-09-10 Ctb有限公司 Method and system to selectively dry grain in a grain bin
CN105394174A (en) * 2015-10-20 2016-03-16 湖南富江米业有限公司 Grain storage system and grain storage method thereof
CN205180241U (en) * 2015-11-21 2016-04-27 山东全冠机械科技有限公司 Integrative equipment that stores up is dried by fire to grain intelligence
CN206113603U (en) * 2016-08-30 2017-04-19 西北民族大学 Cylinder -type grain drier

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107926304A (en) * 2017-11-20 2018-04-20 青岛德全食品有限公司 peanut storage bin
CN107896653A (en) * 2017-11-28 2018-04-13 南京信息职业技术学院 Grain warehouse
CN107896653B (en) * 2017-11-28 2024-05-28 南京信息职业技术学院 Grain warehouse
CN111357499A (en) * 2020-04-08 2020-07-03 安徽东旭大别山农业科技有限公司 Tea-oil camellia seed storage device is used in tea-oil camellia processing
CN111357499B (en) * 2020-04-08 2022-02-22 安徽东旭大别山农业科技有限公司 Tea-oil camellia seed storage device is used in tea-oil camellia processing
CN111798645A (en) * 2020-05-14 2020-10-20 苏州洪昇新能源科技有限公司 Real-time monitoring system for hazardous gas
CN111955178A (en) * 2020-08-25 2020-11-20 湖南省伟利米业有限公司 Cooling and dehumidifying type storage device for grain storage
CN115384961A (en) * 2022-08-17 2022-11-25 永州市浯溪农业开发有限公司 Rice protection against insects herbal medicine device

Also Published As

Publication number Publication date
CN107318393B (en) 2019-09-10

Similar Documents

Publication Publication Date Title
CN107318393A (en) A kind of grain warehouse and its control system
CN201533509U (en) Intelligent low-temperature grain storage automatic control system
CN110393093A (en) Grain storage device
CN204335706U (en) The automatic basement control equipment of tealeaves
CN112005933A (en) Honey after-ripening device with cover and operation method thereof
CN205455922U (en) A automatic high -efficient drying device for domestic fungus mushroom
CN207123140U (en) A kind of foodstuff drying device layering drying
CN205624355U (en) Drying system of mushroom
CN205373339U (en) A screening and stoving integration system for production of domestic fungus mushroom
CN204987757U (en) Dull and stereotyped drying device of infrared dual -purpose tea -oil camellia seed of steam pulsation
CN204612382U (en) Heat-supply type drying unit during glossy ganoderma is drying
CN207505482U (en) It is a kind of to prevent the silo that grain is affected by the external environment
CN108641937A (en) A kind of straw feed aerobic-anaerobic Zymolysis Equipment and its application method
CN105815485A (en) Two-time fermentation method for Liupao tea
CN206371481U (en) Full-automatic steam corn tablet press machine
CN104396465A (en) Movable and modularized grain post-harvest processing device
CN206005768U (en) Paving green grass or young crops material-evening conveying device for tea leaf withering
CN209279527U (en) A kind of Bee Pollen drying equipment
CN204969200U (en) Desiccator is stored to high wet grain
CN208317902U (en) Sheldrake hatching apparatus in a kind of laboratory
CN209030644U (en) A kind of wheat preservation device
CN208414430U (en) A kind of straw feed aerobic-anaerobic Zymolysis Equipment
CN204317079U (en) Insulation Desinsectization barn
CN208549857U (en) A kind of Pu'er tea microbial fermentation system
CN114175971A (en) Cultivation device is bred to pine mushroom

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
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20190815

Address after: 063200 Tenth Farm Department, Caofeidian District, Tangshan City, Hebei Province

Applicant after: Tangshan Aidong Agricultural Technology Co.,Ltd.

Address before: 230000 Economic and Technological Development Zone of Hefei City, Anhui Province

Applicant before: HEFEI TUSEN INDUSTRIAL DESIGN CO.,LTD.

GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190910